Merge remote-tracking branch 'upstream/master'

Stephen Paul Weber created

* upstream/master: (27 commits)
  show 'using account …' in incoming call screen
  show contact jid in call screen
  bump copyright year
  Add handling of status code 333
  increase default pw length
  do not build emoji flavors
  pulled translations from transifex
  add changelog
  fix ice candidate sending when different credentials are used
  remove security check that ensures rtp connection was properly finished
  code clean up
  bump agp
  store encrypted pgp files in private cache dir
  do not restart wakelock if activity is finishing
  delete pre lolipop weOwnFile()
  use try with resources. remove unused methods
  rename version suffix to playstore/free
  bump appcompat, migrate to emoji2 and get rid of emoji flavor
  fix rare npe
  store recordings and documents in their respective folders
  ...

Change summary

.builds/debian-stable.yml                                                           |   4 
.github/workflows/android.yml                                                       |  12 
CHANGELOG.md                                                                        |   5 
build.gradle                                                                        |  98 
src/cheogram/java/eu/siacs/conversations/services/ImportBackupService.java          |  11 
src/compat/java/eu/siacs/conversations/ui/widget/EmojiWrapperEditText.java          |  18 
src/compat/java/eu/siacs/conversations/utils/EmojiWrapper.java                      |  47 
src/conversations/java/eu/siacs/conversations/services/ImportBackupService.java     |  11 
src/conversations/res/values-gl/strings.xml                                         |   8 
src/free/java/eu/siacs/conversations/services/EmojiInitializationService.java       |  14 
src/freeCompat/java/eu/siacs/conversations/ui/service/EmojiService.java             |  27 
src/main/AndroidManifest.xml                                                        |   5 
src/main/java/eu/siacs/conversations/crypto/PgpDecryptionService.java               |  12 
src/main/java/eu/siacs/conversations/entities/DownloadableFile.java                 |   4 
src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java               |  16 
src/main/java/eu/siacs/conversations/persistance/FileBackend.java                   | 542 
src/main/java/eu/siacs/conversations/services/AttachFileToConversationRunnable.java |   2 
src/main/java/eu/siacs/conversations/services/ExportBackupService.java              |   6 
src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java              |   7 
src/main/java/eu/siacs/conversations/ui/ConversationFragment.java                   |  13 
src/main/java/eu/siacs/conversations/ui/ConversationsActivity.java                  |   3 
src/main/java/eu/siacs/conversations/ui/EnterJidDialog.java                         | 477 
src/main/java/eu/siacs/conversations/ui/RecordingActivity.java                      | 114 
src/main/java/eu/siacs/conversations/ui/RtpSessionActivity.java                     | 522 
src/main/java/eu/siacs/conversations/ui/SettingsActivity.java                       |   2 
src/main/java/eu/siacs/conversations/ui/XmppActivity.java                           |   4 
src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java            |   7 
src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java                |   3 
src/main/java/eu/siacs/conversations/ui/adapter/MediaAdapter.java                   |   2 
src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java                 |   5 
src/main/java/eu/siacs/conversations/ui/util/ViewUtil.java                          |  14 
src/main/java/eu/siacs/conversations/ui/widget/EditMessage.java                     |   3 
src/main/java/eu/siacs/conversations/utils/CryptoHelper.java                        |   2 
src/main/java/eu/siacs/conversations/utils/FileWriterException.java                 |  10 
src/main/java/eu/siacs/conversations/utils/MimeUtils.java                           |  10 
src/main/java/eu/siacs/conversations/xmpp/jingle/AbstractJingleConnection.java      |   3 
src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java       | 507 
src/main/java/eu/siacs/conversations/xmpp/jingle/JingleFileTransferConnection.java  |   8 
src/main/java/eu/siacs/conversations/xmpp/jingle/JingleRtpConnection.java           | 656 
src/main/java/eu/siacs/conversations/xmpp/jingle/RtpContentMap.java                 | 150 
src/main/java/eu/siacs/conversations/xmpp/jingle/stanzas/IceUdpTransportInfo.java   |   3 
src/main/res/layout/activity_muc_details.xml                                        |   4 
src/main/res/layout/activity_rtp_session.xml                                        |  20 
src/main/res/layout/create_conference_dialog.xml                                    |   2 
src/main/res/layout/create_public_channel_dialog.xml                                |   2 
src/main/res/layout/dialog_quickedit.xml                                            |   4 
src/main/res/values-bg/strings.xml                                                  |   3 
src/main/res/values-da-rDK/strings.xml                                              |   3 
src/main/res/values-de/strings.xml                                                  |   3 
src/main/res/values-es/strings.xml                                                  |   3 
src/main/res/values-fi/strings.xml                                                  |   3 
src/main/res/values-gl/strings.xml                                                  |   5 
src/main/res/values-it/strings.xml                                                  |   3 
src/main/res/values-ja/strings.xml                                                  |   3 
src/main/res/values-pl/strings.xml                                                  |   5 
src/main/res/values-pt-rBR/strings.xml                                              |   3 
src/main/res/values-ro-rRO/strings.xml                                              |   3 
src/main/res/values-ru/strings.xml                                                  |   3 
src/main/res/values-sv/strings.xml                                                  |   3 
src/main/res/values-tr-rTR/strings.xml                                              |   3 
src/main/res/values-vi/strings.xml                                                  |   3 
src/main/res/values-zh-rCN/strings.xml                                              |   3 
src/main/res/values/about.xml                                                       |   2 
src/playstore/java/eu/siacs/conversations/services/EmojiInitializationService.java  |  10 
src/playstoreCompat/java/eu/siacs/conversations/ui/service/EmojiService.java        |  55 
src/playstoreCompat/res/values/font_certs.xml                                       |   3 
src/system/java/eu/siacs/conversations/ui/service/EmojiService.java                 |  14 
src/system/java/eu/siacs/conversations/ui/widget/EmojiWrapperEditText.java          |  16 
src/system/java/eu/siacs/conversations/utils/EmojiWrapper.java                      |  47 
69 files changed, 2,033 insertions(+), 1,565 deletions(-)

Detailed changes

.builds/debian-stable.yml 🔗

@@ -28,6 +28,6 @@ tasks:
     sed -ie 's/\/\/ INSERT/implementation "io.sentry:sentry-android:5.6.1"/' build.gradle
 - build: |
     cd cheogram-android
-    ./gradlew assembleCheogramFreeCompatDebug
+    ./gradlew assembleCheogramFreeDebug
 - assets: |
-    mv cheogram-android/build/outputs/apk/cheogramFreeCompat/debug/*.apk cheogram.apk
+    mv cheogram-android/build/outputs/apk/cheogramFree/debug/*.apk cheogram.apk

.github/workflows/android.yml 🔗

@@ -22,14 +22,10 @@ jobs:
       run: mkdir libs && wget -O libs/libwebrtc-m92.aar https://gultsch.de/files/libwebrtc-m92.aar
     - name: Grant execute permission for gradlew
       run: chmod +x gradlew
-    - name: Build Quicksy (Compat)
-      run: ./gradlew assembleQuicksyFreeCompatDebug
-    - name: Build Quicksy (System)
-      run: ./gradlew assembleQuicksyFreeSystemDebug
-    - name: Build Conversations (Compat)
-      run: ./gradlew assembleConversationsFreeCompatDebug
-    - name: Build Conversations (System)
-      run: ./gradlew assembleConversationsFreeSystemDebug
+    - name: Build Quicksy
+      run: ./gradlew assembleQuicksyFreeDebug
+    - name: Build Conversations
+      run: ./gradlew assembleConversationsFreeDebug
     - uses: actions/upload-artifact@v2
       with:
         name: Conversations all-flavors (debug)

CHANGELOG.md 🔗

@@ -1,5 +1,10 @@
 # Changelog
 
+### Version 2.10.3
+
+* Store files in location appropriate for Android 11
+* Attempt to reconnect call after network switch
+
 ### Version 2.10.2
 
 * Fix crash when rendering some quotes

build.gradle 🔗

@@ -6,7 +6,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:7.1.1'
+        classpath 'com.android.tools.build:gradle:7.1.2'
     }
 }
 
@@ -38,14 +38,13 @@ def urlFile = { url, name ->
 
 configurations {
     playstoreImplementation
-    compatImplementation
-    conversationsFreeCompatImplementation
-    cheogramFreeCompatImplementation
-    conversationsPlaystoreCompatImplementation
-    conversationsPlaystoreSystemImplementation
-    quicksyPlaystoreCompatImplementation
-    quicksyPlaystoreSystemImplementation
-    quicksyFreeCompatImplementation
+    freeImplementation
+    conversationsFreeImplementation
+    conversationsPlaystorImplementation
+    conversationsPlaystoreImplementation
+    quicksyPlaystoreImplementation
+    quicksyPlaystoreImplementation
+    quicksyFreeImplementation
     quicksyImplementation
 }
 
@@ -57,22 +56,19 @@ dependencies {
         exclude group: 'com.google.firebase', module: 'firebase-analytics'
         exclude group: 'com.google.firebase', module: 'firebase-measurement-connector'
     }
-    conversationsPlaystoreCompatImplementation("com.android.installreferrer:installreferrer:2.2")
-    conversationsPlaystoreSystemImplementation("com.android.installreferrer:installreferrer:2.2")
-    quicksyPlaystoreCompatImplementation 'com.google.android.gms:play-services-auth-api-phone:18.0.1'
-    quicksyPlaystoreSystemImplementation 'com.google.android.gms:play-services-auth-api-phone:18.0.1'
+    conversationsPlaystoreImplementation("com.android.installreferrer:installreferrer:2.2")
+    quicksyPlaystoreImplementation 'com.google.android.gms:play-services-auth-api-phone:18.0.1'
     implementation 'org.sufficientlysecure:openpgp-api:10.0'
     implementation 'com.theartofdev.edmodo:android-image-cropper:2.8.0'
-    implementation 'androidx.appcompat:appcompat:1.3.1'
+    implementation 'androidx.appcompat:appcompat:1.4.1'
     implementation 'androidx.exifinterface:exifinterface:1.3.3'
     implementation 'androidx.cardview:cardview:1.0.0'
     implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0'
-    implementation 'androidx.emoji:emoji:1.1.0'
     implementation 'com.google.android.material:material:1.4.0'
-    compatImplementation 'androidx.emoji:emoji-appcompat:1.1.0'
-    conversationsFreeCompatImplementation 'androidx.emoji:emoji-bundled:1.1.0'
-    cheogramFreeCompatImplementation 'androidx.emoji:emoji-bundled:1.1.0'
-    quicksyFreeCompatImplementation 'androidx.emoji:emoji-bundled:1.1.0'
+
+    implementation "androidx.emoji2:emoji2:1.1.0-rc01"
+    freeImplementation "androidx.emoji2:emoji2-bundled:1.1.0-rc01"
+
     implementation 'org.bouncycastle:bcmail-jdk15on:1.64'
     //zxing stopped supporting Java 7 so we have to stick with 3.3.3
     //https://github.com/zxing/zxing/issues/1170
@@ -138,7 +134,7 @@ android {
         targetCompatibility JavaVersion.VERSION_1_8
     }
 
-    flavorDimensions("mode", "distribution", "emoji")
+    flavorDimensions("mode", "distribution")
 
     productFlavors {
 
@@ -169,45 +165,21 @@ android {
 
         playstore {
             dimension "distribution"
-            versionNameSuffix "+p"
+            versionNameSuffix "+playstore"
         }
         free {
             dimension "distribution"
-            versionNameSuffix "+f"
-        }
-        system {
-            dimension "emoji"
-            versionNameSuffix "s"
-        }
-        compat {
-            dimension "emoji"
-            versionNameSuffix "c"
+            versionNameSuffix "+free"
         }
     }
 
     sourceSets {
-        quicksyFreeSystem {
-            java {
-                srcDir 'src/quicksyFree/java'
-            }
-        }
-        quicksyFreeCompat {
+        quicksyFree {
             java {
-                srcDir 'src/freeCompat/java'
                 srcDir 'src/quicksyFree/java'
             }
         }
-        quicksyPlaystoreCompat {
-            java {
-                srcDir 'src/playstoreCompat/java'
-                srcDir 'src/quicksyPlaystore/java'
-            }
-            res {
-                srcDir 'src/playstoreCompat/res'
-                srcDir 'src/quicksyPlaystore/res'
-            }
-        }
-        quicksyPlaystoreSystem {
+        quicksyPlaystore {
             java {
                 srcDir 'src/quicksyPlaystore/java'
             }
@@ -215,39 +187,17 @@ android {
                 srcDir 'src/quicksyPlaystore/res'
             }
         }
-        conversationsFreeCompat {
+        conversationsFree {
             java {
-                srcDir 'src/freeCompat/java'
                 srcDir 'src/conversationsFree/java'
             }
         }
-        conversationsFreeSystem {
+        cheogramFree {
             java {
                 srcDir 'src/conversationsFree/java'
             }
         }
-        cheogramFreeCompat {
-            java {
-                srcDir 'src/freeCompat/java'
-                srcDir 'src/conversationsFree/java'
-            }
-        }
-        cheogramFreeSystem {
-            java {
-                srcDir 'src/conversationsFree/java'
-            }
-        }
-        conversationsPlaystoreCompat {
-            java {
-                srcDir 'src/playstoreCompat/java'
-                srcDir 'src/conversationsPlaystore/java'
-            }
-            res {
-                srcDir 'src/playstoreCompat/res'
-                srcDir 'src/conversationsPlaystore/res'
-            }
-        }
-        conversationsPlaystoreSystem {
+        conversationsPlaystore {
             java {
                 srcDir 'src/conversationsPlaystore/java'
             }
@@ -262,13 +212,11 @@ android {
             shrinkResources true
             minifyEnabled true
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
-            versionNameSuffix "r"
         }
         debug {
             shrinkResources true
             minifyEnabled true
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
-            versionNameSuffix "d"
         }
     }
 

src/cheogram/java/eu/siacs/conversations/services/ImportBackupService.java 🔗

@@ -128,16 +128,19 @@ public class ImportBackupService extends Service {
             final List<Jid> accounts = mDatabaseBackend.getAccountJids(false);
             final ArrayList<BackupFile> backupFiles = new ArrayList<>();
             final Set<String> apps = new HashSet<>(Arrays.asList("Conversations", "Quicksy", getString(R.string.app_name)));
-            for (String app : apps) {
-                final File directory = new File(FileBackend.getBackupDirectory(app));
+            final List<File> directories = new ArrayList<>();
+            for (final String app : apps) {
+                directories.add(FileBackend.getLegacyBackupDirectory(app));
+            }
+            directories.add(FileBackend.getBackupDirectory(this));
+            for (final File directory : directories) {
                 if (!directory.exists() || !directory.isDirectory()) {
                     Log.d(Config.LOGTAG, "directory not found: " + directory.getAbsolutePath());
                     continue;
                 }
                 final File[] files = directory.listFiles();
                 if (files == null) {
-                    onBackupFilesLoaded.onBackupFilesLoaded(backupFiles);
-                    return;
+                    continue;
                 }
                 for (final File file : files) {
                     if (file.isFile() && file.getName().endsWith(".ceb")) {

src/compat/java/eu/siacs/conversations/ui/widget/EmojiWrapperEditText.java 🔗

@@ -1,18 +0,0 @@
-package eu.siacs.conversations.ui.widget;
-
-import android.content.Context;
-import android.util.AttributeSet;
-
-import androidx.emoji.widget.EmojiAppCompatEditText;
-
-public class EmojiWrapperEditText extends EmojiAppCompatEditText {
-
-    public EmojiWrapperEditText(Context context) {
-        super(context);
-    }
-
-    public EmojiWrapperEditText(Context context, AttributeSet attrs) {
-        super(context, attrs);
-    }
-
-}

src/compat/java/eu/siacs/conversations/utils/EmojiWrapper.java 🔗

@@ -1,47 +0,0 @@
-/*
- * Copyright (c) 2017, Daniel Gultsch All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without modification,
- * are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice, this
- * list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation and/or
- * other materials provided with the distribution.
- *
- * 3. Neither the name of the copyright holder nor the names of its contributors
- * may be used to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
- * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-package eu.siacs.conversations.utils;
-
-import androidx.emoji.text.EmojiCompat;
-
-public class EmojiWrapper {
-
-	public static CharSequence transform(CharSequence input) {
-		try {
-			if (EmojiCompat.get().getLoadState() == EmojiCompat.LOAD_STATE_SUCCEEDED) {
-				return EmojiCompat.get().process(input);
-			} else {
-				return input;
-			}
-		} catch (IllegalStateException e) {
-			return input;
-		}
-	}
-}

src/conversations/java/eu/siacs/conversations/services/ImportBackupService.java 🔗

@@ -128,16 +128,19 @@ public class ImportBackupService extends Service {
             final List<Jid> accounts = mDatabaseBackend.getAccountJids(false);
             final ArrayList<BackupFile> backupFiles = new ArrayList<>();
             final Set<String> apps = new HashSet<>(Arrays.asList("Conversations", "Quicksy", getString(R.string.app_name)));
-            for (String app : apps) {
-                final File directory = new File(FileBackend.getBackupDirectory(app));
+            final List<File> directories = new ArrayList<>();
+            for (final String app : apps) {
+                directories.add(FileBackend.getLegacyBackupDirectory(app));
+            }
+            directories.add(FileBackend.getBackupDirectory(this));
+            for (final File directory : directories) {
                 if (!directory.exists() || !directory.isDirectory()) {
                     Log.d(Config.LOGTAG, "directory not found: " + directory.getAbsolutePath());
                     continue;
                 }
                 final File[] files = directory.listFiles();
                 if (files == null) {
-                    onBackupFilesLoaded.onBackupFilesLoaded(backupFiles);
-                    return;
+                    continue;
                 }
                 for (final File file : files) {
                     if (file.isFile() && file.getName().endsWith(".ceb")) {

src/conversations/res/values-gl/strings.xml 🔗

@@ -1,15 +1,15 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-    <string name="pick_a_server">Escolle o teu provedor XMPP</string>
+    <string name="pick_a_server">Elixe o teu provedor XMPP</string>
     <string name="use_conversations.im">Utilizar conversations.im</string>
     <string name="create_new_account">Crear nova conta</string>
     <string name="do_you_have_an_account">Xa posúes unha conta XMPP? Este pode ser o caso se xa estás a utilizar outro cliente XMPP ou utilizaches Conversations previamente. Se non é así podes crear unha nova conta agora mesmo.\nTruco: Algúns provedores de correo tamén proporcionan contas XMPP.</string>
     <string name="server_select_text">XMPP é unha rede de mensaxería independente do provedor. Podes utilizar este cliente con calquera provedor XMPP da túa elección.\nMais para a tua conveniencia fixemos que fose doado crear unha conta en conversations.im¹; un provedor especialmente axeitado para utilizar con Conversations.</string>
-    <string name="magic_create_text_on_x">Convidáronte a %1$s. Guiarémoste no proceso para crear unha conta.\nAo escoller %1$s como provedor poderás comunicarte con usuarias de outros provedores cando lles deas o teu enderezo XMPP completo.</string>
-    <string name="magic_create_text_fixed">Convidáronte a %1$s. Escollemos un nome de usuaria por ti. Guiarémoste no proceso de crear unha conta.\nPoderás comunicarte con usuarias de outros provedores cando lles digas o teu enderezo XMPP completo.</string>
+    <string name="magic_create_text_on_x">Convidáronte a %1$s. Guiarémoste no proceso para crear unha conta.\nAo elexir %1$s como provedor poderás comunicarte con usuarias doutros provedores cando lles deas o teu enderezo XMPP completo.</string>
+    <string name="magic_create_text_fixed">Convidáronte a %1$s. Xa eleximos un nome de usuaria para ti. Guiarémoste no proceso de crear unha conta.\nPoderás comunicarte con usuarias doutros provedores cando lles digas o teu enderezo XMPP completo.</string>
     <string name="your_server_invitation">O convite do teu servidor</string>
     <string name="improperly_formatted_provisioning">Código de aprovisionamento con formato non válido</string>
-    <string name="tap_share_button_send_invite">Toca no botón compartir para convidar ó teu contacto a %1$s.</string>
+    <string name="tap_share_button_send_invite">Toca no botón compartir para convidar ao teu contacto a %1$s.</string>
     <string name="if_contact_is_nearby_use_qr">Se o contacto está preto de ti, pode escanear o código inferior para aceptar o teu convite.</string>
     <string name="easy_invite_share_text">Únete a %1$s e conversa conmigo: %2$s</string>
     <string name="share_invite_with">Enviar convite a...</string>

src/free/java/eu/siacs/conversations/services/EmojiInitializationService.java 🔗

@@ -0,0 +1,14 @@
+package eu.siacs.conversations.services;
+
+import android.content.Context;
+
+import androidx.emoji2.bundled.BundledEmojiCompatConfig;
+import androidx.emoji2.text.EmojiCompat;
+
+public class EmojiInitializationService {
+
+    public static void execute(final Context context) {
+        EmojiCompat.init(new BundledEmojiCompatConfig(context).setReplaceAll(true));
+    }
+
+}

src/freeCompat/java/eu/siacs/conversations/ui/service/EmojiService.java 🔗

@@ -1,27 +0,0 @@
-package eu.siacs.conversations.ui.service;
-
-import android.content.Context;
-import android.os.Build;
-import androidx.emoji.text.EmojiCompat;
-import androidx.emoji.text.FontRequestEmojiCompatConfig;
-import androidx.emoji.bundled.BundledEmojiCompatConfig;
-
-public class EmojiService {
-
-    private final Context context;
-
-    public EmojiService(Context context) {
-        this.context = context;
-    }
-
-    public void init() {
-        BundledEmojiCompatConfig config = new BundledEmojiCompatConfig(context);
-        //On recent Androids we assume to have the latest emojis
-        //there are some annoying bugs with emoji compat that make it a safer choice not to use it when possible
-        // a) the text preview has annoying glitches when the cut of text contains emojis (the emoji will be half visible)
-        // b) can trigger a hardware rendering bug https://issuetracker.google.com/issues/67102093
-        config.setReplaceAll(Build.VERSION.SDK_INT < Build.VERSION_CODES.O);
-        EmojiCompat.init(config);
-    }
-
-}

src/main/AndroidManifest.xml 🔗

@@ -50,6 +50,10 @@
         android:name="android.hardware.microphone"
         android:required="false" />
 
+    <queries>
+        <package android:name="org.sufficientlysecure.keychain"/>
+    </queries>
+
 
     <application
         android:allowBackup="true"
@@ -61,6 +65,7 @@
         android:largeHeap="true"
         android:networkSecurityConfig="@xml/network_security_configuration"
         android:requestLegacyExternalStorage="true"
+        android:preserveLegacyExternalStorage="true"
         android:theme="@style/ConversationsTheme"
         tools:replace="android:label"
         tools:targetApi="q">

src/main/java/eu/siacs/conversations/crypto/PgpDecryptionService.java 🔗

@@ -9,6 +9,7 @@ import org.openintents.openpgp.util.OpenPgpApi;
 
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
+import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
 import java.io.IOException;
@@ -147,9 +148,6 @@ public class PgpDecryptionService {
 						try {
 							os.flush();
 							final String body = os.toString();
-							if (body == null) {
-								throw new IOException("body was null");
-							}
 							message.setBody(body);
 							message.setEncryption(Message.ENCRYPTION_DECRYPTED);
 							final HttpConnectionManager manager = mXmppConnectionService.getHttpConnectionManager();
@@ -194,9 +192,9 @@ public class PgpDecryptionService {
 							String originalExtension = originalFilename == null ? null : MimeUtils.extractRelevantExtension(originalFilename);
 							if (originalExtension != null && MimeUtils.extractRelevantExtension(outputFile.getName()) == null) {
 								Log.d(Config.LOGTAG,"detected original filename during pgp decryption");
-								String mime = MimeUtils.guessMimeTypeFromExtension(originalExtension);
-								String path = outputFile.getName()+"."+originalExtension;
-								DownloadableFile fixedFile = mXmppConnectionService.getFileBackend().getFileForPath(path,mime);
+								final String mime = MimeUtils.guessMimeTypeFromExtension(originalExtension);
+								final String filename = outputFile.getName()+"."+originalExtension;
+								final File fixedFile = mXmppConnectionService.getFileBackend().getStorageLocation(filename,mime);
 								if (fixedFile.getParentFile().mkdirs()) {
 									Log.d(Config.LOGTAG,"created parent directories for "+fixedFile.getAbsolutePath());
 								}
@@ -205,7 +203,7 @@ public class PgpDecryptionService {
 								}
 								if (outputFile.renameTo(fixedFile)) {
 									Log.d(Config.LOGTAG, "renamed " + outputFile.getAbsolutePath() + " to " + fixedFile.getAbsolutePath());
-									message.setRelativeFilePath(path);
+									message.setRelativeFilePath(fixedFile.getAbsolutePath());
 								}
 							}
 							final String url = message.getFileParams().url;

src/main/java/eu/siacs/conversations/http/HttpDownloadConnection.java 🔗

@@ -96,11 +96,8 @@ public class HttpDownloadConnection implements Transferable {
                 this.message.setEncryption(Message.ENCRYPTION_NONE);
             }
             final String ext = extension.getExtension();
-            if (ext != null) {
-                message.setRelativeFilePath(String.format("%s.%s", message.getUuid(), ext));
-            } else if (Strings.isNullOrEmpty(message.getRelativeFilePath())) {
-                message.setRelativeFilePath(message.getUuid());
-            }
+            final String filename = Strings.isNullOrEmpty(ext) ? message.getUuid() : String.format("%s.%s", message.getUuid(), ext);
+            mXmppConnectionService.getFileBackend().setupRelativeFilePath(message, filename);
             setupFile();
             if (this.message.getEncryption() == Message.ENCRYPTION_AXOLOTL && this.file.getKey() == null) {
                 this.message.setEncryption(Message.ENCRYPTION_NONE);
@@ -122,7 +119,7 @@ public class HttpDownloadConnection implements Transferable {
     private void setupFile() {
         final String reference = mUrl.fragment();
         if (reference != null && AesGcmURL.IV_KEY.matcher(reference).matches()) {
-            this.file = new DownloadableFile(mXmppConnectionService.getCacheDir().getAbsolutePath() + "/" + message.getUuid());
+            this.file = new DownloadableFile(mXmppConnectionService.getCacheDir(), message.getUuid());
             this.file.setKeyAndIv(CryptoHelper.hexToBytes(reference));
             Log.d(Config.LOGTAG, "create temporary OMEMO encrypted file: " + this.file.getAbsolutePath() + "(" + message.getMimeType() + ")");
         } else {
@@ -326,7 +323,7 @@ public class HttpDownloadConnection implements Transferable {
                 if (Strings.isNullOrEmpty(extension.getExtension()) && contentType != null) {
                     final String fileExtension = MimeUtils.guessExtensionFromMimeType(contentType);
                     if (fileExtension != null) {
-                        message.setRelativeFilePath(String.format("%s.%s", message.getUuid(), fileExtension));
+                        mXmppConnectionService.getFileBackend().setupRelativeFilePath(message, String.format("%s.%s", message.getUuid(), fileExtension), contentType);
                         Log.d(Config.LOGTAG, "rewriting name after not finding extension in url but in content type");
                         setupFile();
                     }
@@ -419,8 +416,9 @@ public class HttpDownloadConnection implements Transferable {
                     Log.d(Config.LOGTAG, "content-length reported on GET (" + size + ") did not match Content-Length reported on HEAD (" + expected + ")");
                 }
                 file.getParentFile().mkdirs();
+                Log.d(Config.LOGTAG,"creating file: "+file.getAbsolutePath());
                 if (!file.exists() && !file.createNewFile()) {
-                    throw new FileWriterException();
+                    throw new FileWriterException(file);
                 }
                 outputStream = AbstractConnectionManager.createOutputStream(file, false, false);
             }
@@ -431,7 +429,7 @@ public class HttpDownloadConnection implements Transferable {
                 try {
                     outputStream.write(buffer, 0, count);
                 } catch (IOException e) {
-                    throw new FileWriterException();
+                    throw new FileWriterException(file);
                 }
                 updateProgress(Math.round(((double) transmitted / expected) * 100));
             }

src/main/java/eu/siacs/conversations/persistance/FileBackend.java 🔗

@@ -1,6 +1,5 @@
 package eu.siacs.conversations.persistance;
 
-import android.annotation.TargetApi;
 import android.content.ContentResolver;
 import android.content.Context;
 import android.database.Cursor;
@@ -33,6 +32,7 @@ import androidx.annotation.StringRes;
 import androidx.core.content.FileProvider;
 import androidx.exifinterface.media.ExifInterface;
 
+import com.google.common.base.Strings;
 import com.google.common.io.ByteStreams;
 
 import java.io.ByteArrayOutputStream;
@@ -63,7 +63,7 @@ import eu.siacs.conversations.entities.DownloadableFile;
 import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.services.AttachFileToConversationRunnable;
 import eu.siacs.conversations.services.XmppConnectionService;
-import eu.siacs.conversations.ui.RecordingActivity;
+import eu.siacs.conversations.ui.adapter.MediaAdapter;
 import eu.siacs.conversations.ui.util.Attachment;
 import eu.siacs.conversations.utils.Compatibility;
 import eu.siacs.conversations.utils.CryptoHelper;
@@ -76,7 +76,8 @@ public class FileBackend {
 
     private static final Object THUMBNAIL_LOCK = new Object();
 
-    private static final SimpleDateFormat IMAGE_DATE_FORMAT = new SimpleDateFormat("yyyyMMdd_HHmmss", Locale.US);
+    private static final SimpleDateFormat IMAGE_DATE_FORMAT =
+            new SimpleDateFormat("yyyyMMdd_HHmmss", Locale.US);
 
     private static final String FILE_PROVIDER = ".files";
     private static final float IGNORE_PADDING = 0.15f;
@@ -86,19 +87,6 @@ public class FileBackend {
         this.mXmppConnectionService = service;
     }
 
-    private static boolean isInDirectoryThatShouldNotBeScanned(Context context, File file) {
-        return isInDirectoryThatShouldNotBeScanned(context, file.getAbsolutePath());
-    }
-
-    public static boolean isInDirectoryThatShouldNotBeScanned(Context context, String path) {
-        for (String type : new String[]{RecordingActivity.STORAGE_DIRECTORY_TYPE_NAME, "Files"}) {
-            if (path.startsWith(getConversationsDirectory(context, type))) {
-                return true;
-            }
-        }
-        return false;
-    }
-
     public static long getFileSize(Context context, Uri uri) {
         try {
             final Cursor cursor = context.getContentResolver().query(uri, null, null, null, null);
@@ -114,11 +102,14 @@ public class FileBackend {
         }
     }
 
-    public static boolean allFilesUnderSize(Context context, List<Attachment> attachments, long max) {
-        final boolean compressVideo = !AttachFileToConversationRunnable.getVideoCompression(context).equals("uncompressed");
+    public static boolean allFilesUnderSize(
+            Context context, List<Attachment> attachments, long max) {
+        final boolean compressVideo =
+                !AttachFileToConversationRunnable.getVideoCompression(context)
+                        .equals("uncompressed");
         if (max <= 0) {
             Log.d(Config.LOGTAG, "server did not report max file size for http upload");
-            return true; //exception to be compatible with HTTP Upload < v0.2
+            return true; // exception to be compatible with HTTP Upload < v0.2
         }
         for (Attachment attachment : attachments) {
             if (attachment.getType() != Attachment.Type.FILE) {
@@ -127,41 +118,42 @@ public class FileBackend {
             String mime = attachment.getMime();
             if (mime != null && mime.startsWith("video/") && compressVideo) {
                 try {
-                    Dimensions dimensions = FileBackend.getVideoDimensions(context, attachment.getUri());
+                    Dimensions dimensions =
+                            FileBackend.getVideoDimensions(context, attachment.getUri());
                     if (dimensions.getMin() > 720) {
-                        Log.d(Config.LOGTAG, "do not consider video file with min width larger than 720 for size check");
+                        Log.d(
+                                Config.LOGTAG,
+                                "do not consider video file with min width larger than 720 for size check");
                         continue;
                     }
                 } catch (NotAVideoFile notAVideoFile) {
-                    //ignore and fall through
+                    // ignore and fall through
                 }
             }
             if (FileBackend.getFileSize(context, attachment.getUri()) > max) {
-                Log.d(Config.LOGTAG, "not all files are under " + max + " bytes. suggesting falling back to jingle");
+                Log.d(
+                        Config.LOGTAG,
+                        "not all files are under "
+                                + max
+                                + " bytes. suggesting falling back to jingle");
                 return false;
             }
         }
         return true;
     }
 
-    public static String getConversationsDirectory(Context context, final String type) {
-        if (Config.ONLY_INTERNAL_STORAGE) {
-            return context.getFilesDir().getAbsolutePath() + "/" + type + "/";
-        } else {
-            return getAppMediaDirectory(context) + context.getString(R.string.app_name) + " " + type + "/";
-        }
-    }
-
-    public static String getAppMediaDirectory(Context context) {
-        return Environment.getExternalStorageDirectory().getAbsolutePath() + "/" + context.getString(R.string.app_name) + "/Media/";
+    public static File getBackupDirectory(final Context context) {
+        final File conversationsDownloadDirectory =
+                new File(
+                        Environment.getExternalStoragePublicDirectory(
+                                Environment.DIRECTORY_DOWNLOADS),
+                        context.getString(R.string.app_name));
+        return new File(conversationsDownloadDirectory, "Backup");
     }
 
-    public static String getBackupDirectory(Context context) {
-        return getBackupDirectory(context.getString(R.string.app_name));
-    }
-
-    public static String getBackupDirectory(String app) {
-        return Environment.getExternalStorageDirectory().getAbsolutePath() + "/" + app + "/Backup/";
+    public static File getLegacyBackupDirectory(final String app) {
+        final File appDirectory = new File(Environment.getExternalStorageDirectory(), app);
+        return new File(appDirectory, "Backup");
     }
 
     private static Bitmap rotate(final Bitmap bitmap, final int degree) {
@@ -180,7 +172,8 @@ public class FileBackend {
     }
 
     public static boolean isPathBlacklisted(String path) {
-        final String androidDataPath = Environment.getExternalStorageDirectory().getAbsolutePath() + "/Android/data/";
+        final String androidDataPath =
+                Environment.getExternalStorageDirectory().getAbsolutePath() + "/Android/data/";
         return path.startsWith(androidDataPath);
     }
 
@@ -192,10 +185,6 @@ public class FileBackend {
         return paint;
     }
 
-    private static String getTakePhotoPath() {
-        return Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DCIM) + "/Camera/";
-    }
-
     public static Uri getUriForUri(Context context, Uri uri) {
         if ("file".equals(uri.getScheme())) {
             return getUriForFile(context, new File(uri.getPath()));
@@ -246,7 +235,6 @@ public class FileBackend {
         return calcSampleSize(options, size);
     }
 
-
     private static int calcSampleSize(BitmapFactory.Options options, int size) {
         int height = options.outHeight;
         int width = options.outWidth;
@@ -256,8 +244,7 @@ public class FileBackend {
             int halfHeight = height / 2;
             int halfWidth = width / 2;
 
-            while ((halfHeight / inSampleSize) > size
-                    && (halfWidth / inSampleSize) > size) {
+            while ((halfHeight / inSampleSize) > size && (halfWidth / inSampleSize) > size) {
                 inSampleSize *= 2;
             }
         }
@@ -274,7 +261,8 @@ public class FileBackend {
         return getVideoDimensions(mediaMetadataRetriever);
     }
 
-    private static Dimensions getVideoDimensionsOfFrame(MediaMetadataRetriever mediaMetadataRetriever) {
+    private static Dimensions getVideoDimensionsOfFrame(
+            MediaMetadataRetriever mediaMetadataRetriever) {
         Bitmap bitmap = null;
         try {
             bitmap = mediaMetadataRetriever.getFrameAtTime();
@@ -288,8 +276,10 @@ public class FileBackend {
         }
     }
 
-    private static Dimensions getVideoDimensions(MediaMetadataRetriever metadataRetriever) throws NotAVideoFile {
-        String hasVideo = metadataRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_HAS_VIDEO);
+    private static Dimensions getVideoDimensions(MediaMetadataRetriever metadataRetriever)
+            throws NotAVideoFile {
+        String hasVideo =
+                metadataRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_HAS_VIDEO);
         if (hasVideo == null) {
             throw new NotAVideoFile();
         }
@@ -301,14 +291,18 @@ public class FileBackend {
         boolean rotated = rotation == 90 || rotation == 270;
         int height;
         try {
-            String h = metadataRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_HEIGHT);
+            String h =
+                    metadataRetriever.extractMetadata(
+                            MediaMetadataRetriever.METADATA_KEY_VIDEO_HEIGHT);
             height = Integer.parseInt(h);
         } catch (Exception e) {
             height = -1;
         }
         int width;
         try {
-            String w = metadataRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_WIDTH);
+            String w =
+                    metadataRetriever.extractMetadata(
+                            MediaMetadataRetriever.METADATA_KEY_VIDEO_WIDTH);
             width = Integer.parseInt(w);
         } catch (Exception e) {
             width = -1;
@@ -319,7 +313,9 @@ public class FileBackend {
     }
 
     private static int extractRotationFromMediaRetriever(MediaMetadataRetriever metadataRetriever) {
-        String r = metadataRetriever.extractMetadata(MediaMetadataRetriever.METADATA_KEY_VIDEO_ROTATION);
+        String r =
+                metadataRetriever.extractMetadata(
+                        MediaMetadataRetriever.METADATA_KEY_VIDEO_ROTATION);
         try {
             return Integer.parseInt(r);
         } catch (Exception e) {
@@ -357,36 +353,20 @@ public class FileBackend {
         }
     }
 
-    public static boolean weOwnFile(Context context, Uri uri) {
+    public static boolean weOwnFile(final Uri uri) {
         if (uri == null || !ContentResolver.SCHEME_FILE.equals(uri.getScheme())) {
             return false;
-        } else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
-            return fileIsInFilesDir(context, uri);
         } else {
             return weOwnFileLollipop(uri);
         }
     }
 
-    /**
-     * This is more than hacky but probably way better than doing nothing
-     * Further 'optimizations' might contain to get the parents of CacheDir and NoBackupDir
-     * and check against those as well
-     */
-    private static boolean fileIsInFilesDir(Context context, Uri uri) {
-        try {
-            final String haystack = context.getFilesDir().getParentFile().getCanonicalPath();
-            final String needle = new File(uri.getPath()).getCanonicalPath();
-            return needle.startsWith(haystack);
-        } catch (IOException e) {
-            return false;
-        }
-    }
-
-    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
-    private static boolean weOwnFileLollipop(Uri uri) {
+    private static boolean weOwnFileLollipop(final Uri uri) {
         try {
             File file = new File(uri.getPath());
-            FileDescriptor fd = ParcelFileDescriptor.open(file, ParcelFileDescriptor.MODE_READ_ONLY).getFileDescriptor();
+            FileDescriptor fd =
+                    ParcelFileDescriptor.open(file, ParcelFileDescriptor.MODE_READ_ONLY)
+                            .getFileDescriptor();
             StructStat st = Os.fstat(fd);
             return st.st_uid == android.os.Process.myUid();
         } catch (FileNotFoundException e) {
@@ -400,18 +380,22 @@ public class FileBackend {
         final String filePath = file.getAbsolutePath();
         final Cursor cursor;
         try {
-            cursor = context.getContentResolver().query(
-                    MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
-                    new String[]{MediaStore.Images.Media._ID},
-                    MediaStore.Images.Media.DATA + "=? ",
-                    new String[]{filePath}, null);
+            cursor =
+                    context.getContentResolver()
+                            .query(
+                                    MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
+                                    new String[] {MediaStore.Images.Media._ID},
+                                    MediaStore.Images.Media.DATA + "=? ",
+                                    new String[] {filePath},
+                                    null);
         } catch (SecurityException e) {
             return null;
         }
         if (cursor != null && cursor.moveToFirst()) {
             final int id = cursor.getInt(cursor.getColumnIndex(MediaStore.MediaColumns._ID));
             cursor.close();
-            return Uri.withAppendedPath(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, String.valueOf(id));
+            return Uri.withAppendedPath(
+                    MediaStore.Images.Media.EXTERNAL_CONTENT_URI, String.valueOf(id));
         } else {
             return null;
         }
@@ -433,15 +417,30 @@ public class FileBackend {
         final String mime = attachment.getMime();
         if ("application/pdf".equals(mime) && Compatibility.runsTwentyOne()) {
             bitmap = cropCenterSquarePdf(attachment.getUri(), size);
-            drawOverlay(bitmap, paintOverlayBlackPdf(bitmap) ? R.drawable.open_pdf_black : R.drawable.open_pdf_white, 0.75f);
+            drawOverlay(
+                    bitmap,
+                    paintOverlayBlackPdf(bitmap)
+                            ? R.drawable.open_pdf_black
+                            : R.drawable.open_pdf_white,
+                    0.75f);
         } else if (mime != null && mime.startsWith("video/")) {
             bitmap = cropCenterSquareVideo(attachment.getUri(), size);
-            drawOverlay(bitmap, paintOverlayBlack(bitmap) ? R.drawable.play_video_black : R.drawable.play_video_white, 0.75f);
+            drawOverlay(
+                    bitmap,
+                    paintOverlayBlack(bitmap)
+                            ? R.drawable.play_video_black
+                            : R.drawable.play_video_white,
+                    0.75f);
         } else {
             bitmap = cropCenterSquare(attachment.getUri(), size);
             if (bitmap != null && "image/gif".equals(mime)) {
                 Bitmap withGifOverlay = bitmap.copy(Bitmap.Config.ARGB_8888, true);
-                drawOverlay(withGifOverlay, paintOverlayBlack(withGifOverlay) ? R.drawable.play_gif_black : R.drawable.play_gif_white, 1.0f);
+                drawOverlay(
+                        withGifOverlay,
+                        paintOverlayBlack(withGifOverlay)
+                                ? R.drawable.play_gif_black
+                                : R.drawable.play_gif_white,
+                        1.0f);
                 bitmap.recycle();
                 bitmap = withGifOverlay;
             }
@@ -452,53 +451,31 @@ public class FileBackend {
         return bitmap;
     }
 
-    private void createNoMedia(File diretory) {
-        final File noMedia = new File(diretory, ".nomedia");
-        if (!noMedia.exists()) {
-            try {
-                if (!noMedia.createNewFile()) {
-                    Log.d(Config.LOGTAG, "created nomedia file " + noMedia.getAbsolutePath());
-                }
-            } catch (Exception e) {
-                Log.d(Config.LOGTAG, "could not create nomedia file");
-            }
-        }
-    }
-
     public void updateMediaScanner(File file) {
         updateMediaScanner(file, null);
     }
 
     public void updateMediaScanner(File file, final Runnable callback) {
-        if (!isInDirectoryThatShouldNotBeScanned(mXmppConnectionService, file)) {
-            MediaScannerConnection.scanFile(mXmppConnectionService, new String[]{file.getAbsolutePath()}, null, new MediaScannerConnection.MediaScannerConnectionClient() {
-                @Override
-                public void onMediaScannerConnected() {
-
-                }
-
-                @Override
-                public void onScanCompleted(String path, Uri uri) {
-                    if (callback != null && file.getAbsolutePath().equals(path)) {
-                        callback.run();
-                    } else {
-                        Log.d(Config.LOGTAG, "media scanner scanned wrong file");
-                        if (callback != null) {
+        MediaScannerConnection.scanFile(
+                mXmppConnectionService,
+                new String[] {file.getAbsolutePath()},
+                null,
+                new MediaScannerConnection.MediaScannerConnectionClient() {
+                    @Override
+                    public void onMediaScannerConnected() {}
+
+                    @Override
+                    public void onScanCompleted(String path, Uri uri) {
+                        if (callback != null && file.getAbsolutePath().equals(path)) {
                             callback.run();
+                        } else {
+                            Log.d(Config.LOGTAG, "media scanner scanned wrong file");
+                            if (callback != null) {
+                                callback.run();
+                            }
                         }
                     }
-                }
-            });
-            return;
-            /*Intent intent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
-            intent.setData(Uri.fromFile(file));
-            mXmppConnectionService.sendBroadcast(intent);*/
-        } else if (file.getAbsolutePath().startsWith(getAppMediaDirectory(mXmppConnectionService))) {
-            createNoMedia(file.getParentFile());
-        }
-        if (callback != null) {
-            callback.run();
-        }
+                });
     }
 
     public boolean deleteFile(Message message) {
@@ -515,25 +492,30 @@ public class FileBackend {
         return getFile(message, true);
     }
 
-
     public DownloadableFile getFileForPath(String path) {
-        return getFileForPath(path, MimeUtils.guessMimeTypeFromExtension(MimeUtils.extractRelevantExtension(path)));
+        return getFileForPath(
+                path,
+                MimeUtils.guessMimeTypeFromExtension(MimeUtils.extractRelevantExtension(path)));
     }
 
-    public DownloadableFile getFileForPath(String path, String mime) {
-        final DownloadableFile file;
+    private DownloadableFile getFileForPath(final String path, final String mime) {
         if (path.startsWith("/")) {
-            file = new DownloadableFile(path);
+            return new DownloadableFile(path);
         } else {
-            if (mime != null && mime.startsWith("image/")) {
-                file = new DownloadableFile(getConversationsDirectory("Images") + path);
-            } else if (mime != null && mime.startsWith("video/")) {
-                file = new DownloadableFile(getConversationsDirectory("Videos") + path);
-            } else {
-                file = new DownloadableFile(getConversationsDirectory("Files") + path);
-            }
+            return getLegacyFileForFilename(path, mime);
+        }
+    }
+
+    public DownloadableFile getLegacyFileForFilename(final String filename, final String mime) {
+        if (Strings.isNullOrEmpty(mime)) {
+            return new DownloadableFile(getLegacyStorageLocation("Files"), filename);
+        } else if (mime.startsWith("image/")) {
+            return new DownloadableFile(getLegacyStorageLocation("Images"), filename);
+        } else if (mime.startsWith("video/")) {
+            return new DownloadableFile(getLegacyStorageLocation("Videos"), filename);
+        } else {
+            return new DownloadableFile(getLegacyStorageLocation("Files"), filename);
         }
-        return file;
     }
 
     public boolean isInternalFile(final File file) {
@@ -542,33 +524,50 @@ public class FileBackend {
     }
 
     public DownloadableFile getFile(Message message, boolean decrypted) {
-        final boolean encrypted = !decrypted
-                && (message.getEncryption() == Message.ENCRYPTION_PGP
-                || message.getEncryption() == Message.ENCRYPTION_DECRYPTED);
+        final boolean encrypted =
+                !decrypted
+                        && (message.getEncryption() == Message.ENCRYPTION_PGP
+                                || message.getEncryption() == Message.ENCRYPTION_DECRYPTED);
         String path = message.getRelativeFilePath();
         if (path == null) {
             path = message.getUuid();
         }
         final DownloadableFile file = getFileForPath(path, message.getMimeType());
         if (encrypted) {
-            return new DownloadableFile(getConversationsDirectory("Files") + file.getName() + ".pgp");
+            return new DownloadableFile(
+                    mXmppConnectionService.getCacheDir(),
+                    String.format("%s.%s", file.getName(), "pgp"));
         } else {
             return file;
         }
     }
 
     public List<Attachment> convertToAttachments(List<DatabaseBackend.FilePath> relativeFilePaths) {
-        List<Attachment> attachments = new ArrayList<>();
-        for (DatabaseBackend.FilePath relativeFilePath : relativeFilePaths) {
-            final String mime = MimeUtils.guessMimeTypeFromExtension(MimeUtils.extractRelevantExtension(relativeFilePath.path));
+        final List<Attachment> attachments = new ArrayList<>();
+        for (final DatabaseBackend.FilePath relativeFilePath : relativeFilePaths) {
+            final String mime =
+                    MimeUtils.guessMimeTypeFromExtension(
+                            MimeUtils.extractRelevantExtension(relativeFilePath.path));
             final File file = getFileForPath(relativeFilePath.path, mime);
             attachments.add(Attachment.of(relativeFilePath.uuid, file, mime));
         }
         return attachments;
     }
 
-    private String getConversationsDirectory(final String type) {
-        return getConversationsDirectory(mXmppConnectionService, type);
+    private File getLegacyStorageLocation(final String type) {
+        if (Config.ONLY_INTERNAL_STORAGE) {
+            return new File(mXmppConnectionService.getFilesDir(), type);
+        } else {
+            final File appDirectory =
+                    new File(
+                            Environment.getExternalStorageDirectory(),
+                            mXmppConnectionService.getString(R.string.app_name));
+            final File appMediaDirectory = new File(appDirectory, "Media");
+            final String locationName =
+                    String.format(
+                            "%s %s", mXmppConnectionService.getString(R.string.app_name), type);
+            return new File(appMediaDirectory, locationName);
+        }
     }
 
     private Bitmap resize(final Bitmap originalBitmap, int size) throws IOException {
@@ -586,7 +585,8 @@ public class FileBackend {
                 scalledW = size;
                 scalledH = Math.max((int) (h / ((double) w / size)), 1);
             }
-            final Bitmap result = Bitmap.createScaledBitmap(originalBitmap, scalledW, scalledH, true);
+            final Bitmap result =
+                    Bitmap.createScaledBitmap(originalBitmap, scalledW, scalledH, true);
             if (!originalBitmap.isRecycled()) {
                 originalBitmap.recycle();
             }
@@ -603,19 +603,26 @@ public class FileBackend {
         }
         final File file = new File(path);
         long size = file.length();
-        if (size == 0 || size >= mXmppConnectionService.getResources().getInteger(R.integer.auto_accept_filesize)) {
+        if (size == 0
+                || size
+                        >= mXmppConnectionService
+                                .getResources()
+                                .getInteger(R.integer.auto_accept_filesize)) {
             return false;
         }
         BitmapFactory.Options options = new BitmapFactory.Options();
         options.inJustDecodeBounds = true;
         try {
-            final InputStream inputStream = mXmppConnectionService.getContentResolver().openInputStream(uri);
+            final InputStream inputStream =
+                    mXmppConnectionService.getContentResolver().openInputStream(uri);
             BitmapFactory.decodeStream(inputStream, null, options);
             close(inputStream);
             if (options.outMimeType == null || options.outHeight <= 0 || options.outWidth <= 0) {
                 return false;
             }
-            return (options.outWidth <= Config.IMAGE_SIZE && options.outHeight <= Config.IMAGE_SIZE && options.outMimeType.contains(Config.IMAGE_FORMAT.name().toLowerCase()));
+            return (options.outWidth <= Config.IMAGE_SIZE
+                    && options.outHeight <= Config.IMAGE_SIZE
+                    && options.outMimeType.contains(Config.IMAGE_FORMAT.name().toLowerCase()));
         } catch (FileNotFoundException e) {
             Log.d(Config.LOGTAG, "unable to get image dimensions", e);
             return false;
@@ -627,7 +634,9 @@ public class FileBackend {
     }
 
     private void copyFileToPrivateStorage(File file, Uri uri) throws FileCopyException {
-        Log.d(Config.LOGTAG, "copy file (" + uri.toString() + ") to private storage " + file.getAbsolutePath());
+        Log.d(
+                Config.LOGTAG,
+                "copy file (" + uri.toString() + ") to private storage " + file.getAbsolutePath());
         file.getParentFile().mkdirs();
         try {
             file.createNewFile();
@@ -635,19 +644,20 @@ public class FileBackend {
             throw new FileCopyException(R.string.error_unable_to_create_temporary_file);
         }
         try (final OutputStream os = new FileOutputStream(file);
-             final InputStream is = mXmppConnectionService.getContentResolver().openInputStream(uri)) {
+                final InputStream is =
+                        mXmppConnectionService.getContentResolver().openInputStream(uri)) {
             if (is == null) {
                 throw new FileCopyException(R.string.error_file_not_found);
             }
             try {
                 ByteStreams.copy(is, os);
             } catch (IOException e) {
-                throw new FileWriterException();
+                throw new FileWriterException(file);
             }
             try {
                 os.flush();
             } catch (IOException e) {
-                throw new FileWriterException();
+                throw new FileWriterException(file);
             }
         } catch (final FileNotFoundException e) {
             cleanup(file);
@@ -664,7 +674,8 @@ public class FileBackend {
         }
     }
 
-    public void copyFileToPrivateStorage(Message message, Uri uri, String type) throws FileCopyException {
+    public void copyFileToPrivateStorage(Message message, Uri uri, String type)
+            throws FileCopyException {
         String mime = MimeUtils.guessMimeTypeFromUriAndMime(mXmppConnectionService, uri, type);
         Log.d(Config.LOGTAG, "copy " + uri.toString() + " to private storage (mime=" + mime + ")");
         String extension = MimeUtils.guessExtensionFromMimeType(mime);
@@ -675,29 +686,22 @@ public class FileBackend {
         if ("ogg".equals(extension) && type != null && type.startsWith("audio/")) {
             extension = "oga";
         }
-        message.setRelativeFilePath(message.getUuid() + "." + extension);
+        setupRelativeFilePath(message, String.format("%s.%s", message.getUuid(), extension));
         copyFileToPrivateStorage(mXmppConnectionService.getFileBackend().getFile(message), uri);
     }
 
-    private String getExtensionFromUri(Uri uri) {
-        String[] projection = {MediaStore.MediaColumns.DATA};
+    private String getExtensionFromUri(final Uri uri) {
+        final String[] projection = {MediaStore.MediaColumns.DATA};
         String filename = null;
-        Cursor cursor;
-        try {
-            cursor = mXmppConnectionService.getContentResolver().query(uri, projection, null, null, null);
-        } catch (IllegalArgumentException e) {
-            cursor = null;
-        }
-        if (cursor != null) {
-            try {
-                if (cursor.moveToFirst()) {
-                    filename = cursor.getString(0);
-                }
-            } catch (Exception e) {
-                filename = null;
-            } finally {
-                cursor.close();
+        try (final Cursor cursor =
+                mXmppConnectionService
+                        .getContentResolver()
+                        .query(uri, projection, null, null, null)) {
+            if (cursor != null && cursor.moveToFirst()) {
+                filename = cursor.getString(0);
             }
+        } catch (final SecurityException | IllegalArgumentException e) {
+            filename = null;
         }
         if (filename == null) {
             final List<String> segments = uri.getPathSegments();
@@ -705,11 +709,12 @@ public class FileBackend {
                 filename = segments.get(segments.size() - 1);
             }
         }
-        int pos = filename == null ? -1 : filename.lastIndexOf('.');
+        final int pos = filename == null ? -1 : filename.lastIndexOf('.');
         return pos > 0 ? filename.substring(pos + 1) : null;
     }
 
-    private void copyImageToPrivateStorage(File file, Uri image, int sampleSize) throws FileCopyException, ImageCompressionException {
+    private void copyImageToPrivateStorage(File file, Uri image, int sampleSize)
+            throws FileCopyException, ImageCompressionException {
         final File parent = file.getParentFile();
         if (parent != null && parent.mkdirs()) {
             Log.d(Config.LOGTAG, "created parent directory");
@@ -743,7 +748,10 @@ public class FileBackend {
             scaledBitmap = rotate(scaledBitmap, rotation);
             boolean targetSizeReached = false;
             int quality = Config.IMAGE_QUALITY;
-            final int imageMaxSize = mXmppConnectionService.getResources().getInteger(R.integer.auto_accept_filesize);
+            final int imageMaxSize =
+                    mXmppConnectionService
+                            .getResources()
+                            .getInteger(R.integer.auto_accept_filesize);
             while (!targetSizeReached) {
                 os = new FileOutputStream(file);
                 Log.d(Config.LOGTAG, "compressing image with quality " + quality);
@@ -788,32 +796,79 @@ public class FileBackend {
         }
     }
 
-    public void copyImageToPrivateStorage(File file, Uri image) throws FileCopyException, ImageCompressionException {
-        Log.d(Config.LOGTAG, "copy image (" + image.toString() + ") to private storage " + file.getAbsolutePath());
+    public void copyImageToPrivateStorage(File file, Uri image)
+            throws FileCopyException, ImageCompressionException {
+        Log.d(
+                Config.LOGTAG,
+                "copy image ("
+                        + image.toString()
+                        + ") to private storage "
+                        + file.getAbsolutePath());
         copyImageToPrivateStorage(file, image, 0);
     }
 
-    public void copyImageToPrivateStorage(Message message, Uri image) throws FileCopyException, ImageCompressionException {
+    public void copyImageToPrivateStorage(Message message, Uri image)
+            throws FileCopyException, ImageCompressionException {
+        final String filename;
         switch (Config.IMAGE_FORMAT) {
             case JPEG:
-                message.setRelativeFilePath(message.getUuid() + ".jpg");
+                filename = String.format("%s.%s", message.getUuid(), "jpg");
                 break;
             case PNG:
-                message.setRelativeFilePath(message.getUuid() + ".png");
+                filename = String.format("%s.%s", message.getUuid(), "png");
                 break;
             case WEBP:
-                message.setRelativeFilePath(message.getUuid() + ".webp");
+                filename = String.format("%s.%s", message.getUuid(), "webp");
                 break;
+            default:
+                throw new IllegalStateException("Unknown image format");
         }
+        setupRelativeFilePath(message, filename);
         copyImageToPrivateStorage(getFile(message), image);
         updateFileParams(message);
     }
 
+    public void setupRelativeFilePath(final Message message, final String filename) {
+        final String extension = MimeUtils.extractRelevantExtension(filename);
+        final String mime = MimeUtils.guessMimeTypeFromExtension(extension);
+        setupRelativeFilePath(message, filename, mime);
+    }
+
+    public File getStorageLocation(final String filename, final String mime) {
+        final File parentDirectory;
+        if (Strings.isNullOrEmpty(mime)) {
+            parentDirectory =
+                    Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);
+        } else if (mime.startsWith("image/")) {
+            parentDirectory =
+                    Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES);
+        } else if (mime.startsWith("video/")) {
+            parentDirectory =
+                    Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_MOVIES);
+        } else if (MediaAdapter.DOCUMENT_MIMES.contains(mime)) {
+            parentDirectory =
+                    Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOCUMENTS);
+        } else {
+            parentDirectory =
+                    Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);
+        }
+        final File appDirectory =
+                new File(parentDirectory, mXmppConnectionService.getString(R.string.app_name));
+        return new File(appDirectory, filename);
+    }
+
+    public void setupRelativeFilePath(
+            final Message message, final String filename, final String mime) {
+        final File file = getStorageLocation(filename, mime);
+        message.setRelativeFilePath(file.getAbsolutePath());
+    }
+
     public boolean unusualBounds(final Uri image) {
         try {
             final BitmapFactory.Options options = new BitmapFactory.Options();
             options.inJustDecodeBounds = true;
-            final InputStream inputStream = mXmppConnectionService.getContentResolver().openInputStream(image);
+            final InputStream inputStream =
+                    mXmppConnectionService.getContentResolver().openInputStream(image);
             BitmapFactory.decodeStream(inputStream, null, options);
             close(inputStream);
             float ratio = (float) options.outHeight / options.outWidth;
@@ -833,7 +888,8 @@ public class FileBackend {
     }
 
     private int getRotation(final Uri image) {
-        try (final InputStream is = mXmppConnectionService.getContentResolver().openInputStream(image)) {
+        try (final InputStream is =
+                mXmppConnectionService.getContentResolver().openInputStream(image)) {
             return is == null ? 0 : getRotation(is);
         } catch (final Exception e) {
             return 0;
@@ -842,7 +898,9 @@ public class FileBackend {
 
     private static int getRotation(final InputStream inputStream) throws IOException {
         final ExifInterface exif = new ExifInterface(inputStream);
-        final int orientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_UNDEFINED);
+        final int orientation =
+                exif.getAttributeInt(
+                        ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_UNDEFINED);
         switch (orientation) {
             case ExifInterface.ORIENTATION_ROTATE_180:
                 return 180;
@@ -880,7 +938,12 @@ public class FileBackend {
                     thumbnail = rotate(thumbnail, getRotation(file));
                     if (mime.equals("image/gif")) {
                         Bitmap withGifOverlay = thumbnail.copy(Bitmap.Config.ARGB_8888, true);
-                        drawOverlay(withGifOverlay, paintOverlayBlack(withGifOverlay) ? R.drawable.play_gif_black : R.drawable.play_gif_white, 1.0f);
+                        drawOverlay(
+                                withGifOverlay,
+                                paintOverlayBlack(withGifOverlay)
+                                        ? R.drawable.play_gif_black
+                                        : R.drawable.play_gif_white,
+                                1.0f);
                         thumbnail.recycle();
                         thumbnail = withGifOverlay;
                     }
@@ -903,27 +966,36 @@ public class FileBackend {
     }
 
     private void drawOverlay(Bitmap bitmap, int resource, float factor) {
-        Bitmap overlay = BitmapFactory.decodeResource(mXmppConnectionService.getResources(), resource);
+        Bitmap overlay =
+                BitmapFactory.decodeResource(mXmppConnectionService.getResources(), resource);
         Canvas canvas = new Canvas(bitmap);
         float targetSize = Math.min(canvas.getWidth(), canvas.getHeight()) * factor;
-        Log.d(Config.LOGTAG, "target size overlay: " + targetSize + " overlay bitmap size was " + overlay.getHeight());
+        Log.d(
+                Config.LOGTAG,
+                "target size overlay: "
+                        + targetSize
+                        + " overlay bitmap size was "
+                        + overlay.getHeight());
         float left = (canvas.getWidth() - targetSize) / 2.0f;
         float top = (canvas.getHeight() - targetSize) / 2.0f;
         RectF dst = new RectF(left, top, left + targetSize - 1, top + targetSize - 1);
         canvas.drawBitmap(overlay, null, dst, createAntiAliasingPaint());
     }
 
-    /**
-     * https://stackoverflow.com/a/3943023/210897
-     */
+    /** https://stackoverflow.com/a/3943023/210897 */
     private boolean paintOverlayBlack(final Bitmap bitmap) {
         final int h = bitmap.getHeight();
         final int w = bitmap.getWidth();
         int record = 0;
         for (int y = Math.round(h * IGNORE_PADDING); y < h - Math.round(h * IGNORE_PADDING); ++y) {
-            for (int x = Math.round(w * IGNORE_PADDING); x < w - Math.round(w * IGNORE_PADDING); ++x) {
+            for (int x = Math.round(w * IGNORE_PADDING);
+                    x < w - Math.round(w * IGNORE_PADDING);
+                    ++x) {
                 int pixel = bitmap.getPixel(x, y);
-                if ((Color.red(pixel) * 0.299 + Color.green(pixel) * 0.587 + Color.blue(pixel) * 0.114) > 186) {
+                if ((Color.red(pixel) * 0.299
+                                + Color.green(pixel) * 0.587
+                                + Color.blue(pixel) * 0.114)
+                        > 186) {
                     --record;
                 } else {
                     ++record;
@@ -940,7 +1012,10 @@ public class FileBackend {
         for (int y = 0; y < h; ++y) {
             for (int x = 0; x < w; ++x) {
                 int pixel = bitmap.getPixel(x, y);
-                if ((Color.red(pixel) * 0.299 + Color.green(pixel) * 0.587 + Color.blue(pixel) * 0.114) > 186) {
+                if ((Color.red(pixel) * 0.299
+                                + Color.green(pixel) * 0.587
+                                + Color.blue(pixel) * 0.114)
+                        > 186) {
                     white++;
                 }
             }
@@ -975,16 +1050,27 @@ public class FileBackend {
             frame = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
             frame.eraseColor(0xff000000);
         }
-        drawOverlay(frame, paintOverlayBlack(frame) ? R.drawable.play_video_black : R.drawable.play_video_white, 0.75f);
+        drawOverlay(
+                frame,
+                paintOverlayBlack(frame)
+                        ? R.drawable.play_video_black
+                        : R.drawable.play_video_white,
+                0.75f);
         return frame;
     }
 
     @RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
     private Bitmap getPdfDocumentPreview(final File file, final int size) {
         try {
-            final ParcelFileDescriptor fileDescriptor = ParcelFileDescriptor.open(file, ParcelFileDescriptor.MODE_READ_ONLY);
+            final ParcelFileDescriptor fileDescriptor =
+                    ParcelFileDescriptor.open(file, ParcelFileDescriptor.MODE_READ_ONLY);
             final Bitmap rendered = renderPdfDocument(fileDescriptor, size, true);
-            drawOverlay(rendered, paintOverlayBlackPdf(rendered) ? R.drawable.open_pdf_black : R.drawable.open_pdf_white, 0.75f);
+            drawOverlay(
+                    rendered,
+                    paintOverlayBlackPdf(rendered)
+                            ? R.drawable.open_pdf_black
+                            : R.drawable.open_pdf_white,
+                    0.75f);
             return rendered;
         } catch (final IOException | SecurityException e) {
             Log.d(Config.LOGTAG, "unable to render PDF document preview", e);
@@ -994,11 +1080,11 @@ public class FileBackend {
         }
     }
 
-
     @RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
     private Bitmap cropCenterSquarePdf(final Uri uri, final int size) {
         try {
-            ParcelFileDescriptor fileDescriptor = mXmppConnectionService.getContentResolver().openFileDescriptor(uri, "r");
+            ParcelFileDescriptor fileDescriptor =
+                    mXmppConnectionService.getContentResolver().openFileDescriptor(uri, "r");
             final Bitmap bitmap = renderPdfDocument(fileDescriptor, size, false);
             return cropCenterSquare(bitmap, size);
         } catch (Exception e) {
@@ -1009,11 +1095,15 @@ public class FileBackend {
     }
 
     @RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
-    private Bitmap renderPdfDocument(ParcelFileDescriptor fileDescriptor, int targetSize, boolean fit) throws IOException {
+    private Bitmap renderPdfDocument(
+            ParcelFileDescriptor fileDescriptor, int targetSize, boolean fit) throws IOException {
         final PdfRenderer pdfRenderer = new PdfRenderer(fileDescriptor);
         final PdfRenderer.Page page = pdfRenderer.openPage(0);
-        final Dimensions dimensions = scalePdfDimensions(new Dimensions(page.getHeight(), page.getWidth()), targetSize, fit);
-        final Bitmap rendered = Bitmap.createBitmap(dimensions.width, dimensions.height, Bitmap.Config.ARGB_8888);
+        final Dimensions dimensions =
+                scalePdfDimensions(
+                        new Dimensions(page.getHeight(), page.getWidth()), targetSize, fit);
+        final Bitmap rendered =
+                Bitmap.createBitmap(dimensions.width, dimensions.height, Bitmap.Config.ARGB_8888);
         rendered.eraseColor(0xffffffff);
         page.render(rendered, null, null, PdfRenderer.Page.RENDER_MODE_FOR_DISPLAY);
         page.close();
@@ -1023,12 +1113,19 @@ public class FileBackend {
     }
 
     public Uri getTakePhotoUri() {
-        File file;
+        final String filename =
+                String.format("IMG_%s.%s", IMAGE_DATE_FORMAT.format(new Date()), "jpg");
+        final File directory;
         if (Config.ONLY_INTERNAL_STORAGE) {
-            file = new File(mXmppConnectionService.getCacheDir().getAbsolutePath(), "Camera/IMG_" + IMAGE_DATE_FORMAT.format(new Date()) + ".jpg");
+            directory = new File(mXmppConnectionService.getCacheDir(), "Camera");
         } else {
-            file = new File(getTakePhotoPath() + "IMG_" + IMAGE_DATE_FORMAT.format(new Date()) + ".jpg");
+            directory =
+                    new File(
+                            Environment.getExternalStoragePublicDirectory(
+                                    Environment.DIRECTORY_DCIM),
+                            "Camera");
         }
+        final File file = new File(directory, filename);
         file.getParentFile().mkdirs();
         return getUriForFile(mXmppConnectionService, file);
     }
@@ -1036,11 +1133,15 @@ public class FileBackend {
     public Avatar getPepAvatar(Uri image, int size, Bitmap.CompressFormat format) {
 
         final Avatar uncompressAvatar = getUncompressedAvatar(image);
-        if (uncompressAvatar != null && uncompressAvatar.image.length() <= Config.AVATAR_CHAR_LIMIT) {
+        if (uncompressAvatar != null
+                && uncompressAvatar.image.length() <= Config.AVATAR_CHAR_LIMIT) {
             return uncompressAvatar;
         }
         if (uncompressAvatar != null) {
-            Log.d(Config.LOGTAG, "uncompressed avatar exceeded char limit by " + (uncompressAvatar.image.length() - Config.AVATAR_CHAR_LIMIT));
+            Log.d(
+                    Config.LOGTAG,
+                    "uncompressed avatar exceeded char limit by "
+                            + (uncompressAvatar.image.length() - Config.AVATAR_CHAR_LIMIT));
         }
 
         Bitmap bm = cropCenterSquare(image, size);
@@ -1059,7 +1160,9 @@ public class FileBackend {
     private Avatar getUncompressedAvatar(Uri uri) {
         Bitmap bitmap = null;
         try {
-            bitmap = BitmapFactory.decodeStream(mXmppConnectionService.getContentResolver().openInputStream(uri));
+            bitmap =
+                    BitmapFactory.decodeStream(
+                            mXmppConnectionService.getContentResolver().openInputStream(uri));
             return getPepAvatar(bitmap, Bitmap.CompressFormat.PNG, 100);
         } catch (Exception e) {
             return null;
@@ -1073,18 +1176,24 @@ public class FileBackend {
     private Avatar getPepAvatar(Bitmap bitmap, Bitmap.CompressFormat format, int quality) {
         try {
             ByteArrayOutputStream mByteArrayOutputStream = new ByteArrayOutputStream();
-            Base64OutputStream mBase64OutputStream = new Base64OutputStream(mByteArrayOutputStream, Base64.DEFAULT);
+            Base64OutputStream mBase64OutputStream =
+                    new Base64OutputStream(mByteArrayOutputStream, Base64.DEFAULT);
             MessageDigest digest = MessageDigest.getInstance("SHA-1");
-            DigestOutputStream mDigestOutputStream = new DigestOutputStream(mBase64OutputStream, digest);
+            DigestOutputStream mDigestOutputStream =
+                    new DigestOutputStream(mBase64OutputStream, digest);
             if (!bitmap.compress(format, quality, mDigestOutputStream)) {
                 return null;
             }
             mDigestOutputStream.flush();
             mDigestOutputStream.close();
             long chars = mByteArrayOutputStream.size();
-            if (format != Bitmap.CompressFormat.PNG && quality >= 50 && chars >= Config.AVATAR_CHAR_LIMIT) {
+            if (format != Bitmap.CompressFormat.PNG
+                    && quality >= 50
+                    && chars >= Config.AVATAR_CHAR_LIMIT) {
                 int q = quality - 2;
-                Log.d(Config.LOGTAG, "avatar char length was " + chars + " reducing quality to " + q);
+                Log.d(
+                        Config.LOGTAG,
+                        "avatar char length was " + chars + " reducing quality to " + q);
                 return getPepAvatar(bitmap, format, q);
             }
             Log.d(Config.LOGTAG, "settled on char length " + chars + " with quality=" + quality);
@@ -1123,7 +1232,8 @@ public class FileBackend {
             BitmapFactory.decodeFile(file.getAbsolutePath(), options);
             is = new FileInputStream(file);
             ByteArrayOutputStream mByteArrayOutputStream = new ByteArrayOutputStream();
-            Base64OutputStream mBase64OutputStream = new Base64OutputStream(mByteArrayOutputStream, Base64.DEFAULT);
+            Base64OutputStream mBase64OutputStream =
+                    new Base64OutputStream(mByteArrayOutputStream, Base64.DEFAULT);
             MessageDigest digest = MessageDigest.getInstance("SHA-1");
             DigestOutputStream os = new DigestOutputStream(mBase64OutputStream, digest);
             byte[] buffer = new byte[4096];
@@ -1157,14 +1267,20 @@ public class FileBackend {
             file = getAvatarFile(avatar.getFilename());
             avatar.size = file.length();
         } else {
-            file = new File(mXmppConnectionService.getCacheDir().getAbsolutePath() + "/" + UUID.randomUUID().toString());
+            file =
+                    new File(
+                            mXmppConnectionService.getCacheDir().getAbsolutePath()
+                                    + "/"
+                                    + UUID.randomUUID().toString());
             if (file.getParentFile().mkdirs()) {
                 Log.d(Config.LOGTAG, "created cache directory");
             }
             OutputStream os = null;
             try {
                 if (!file.createNewFile()) {
-                    Log.d(Config.LOGTAG, "unable to create temporary file " + file.getAbsolutePath());
+                    Log.d(
+                            Config.LOGTAG,
+                            "unable to create temporary file " + file.getAbsolutePath());
                 }
                 os = new FileOutputStream(file);
                 MessageDigest digest = MessageDigest.getInstance("SHA-1");

src/main/java/eu/siacs/conversations/services/AttachFileToConversationRunnable.java 🔗

@@ -91,7 +91,7 @@ public class AttachFileToConversationRunnable implements Runnable, TranscoderLis
     private void processAsVideo() throws FileNotFoundException {
         Log.d(Config.LOGTAG, "processing file as video");
         mXmppConnectionService.startForcingForegroundNotification();
-        message.setRelativeFilePath(message.getUuid() + ".mp4");
+        mXmppConnectionService.getFileBackend().setupRelativeFilePath(message, String.format("%s.%s", message.getUuid(), "mp4"));
         final DownloadableFile file = mXmppConnectionService.getFileBackend().getFile(message);
         if (Objects.requireNonNull(file.getParentFile()).mkdirs()) {
             Log.d(Config.LOGTAG, "created parent directory for video file");

src/main/java/eu/siacs/conversations/services/ExportBackupService.java 🔗

@@ -291,7 +291,7 @@ public class ExportBackupService extends Service {
             secureRandom.nextBytes(salt);
             final BackupFileHeader backupFileHeader = new BackupFileHeader(getString(R.string.app_name), account.getJid(), System.currentTimeMillis(), IV, salt);
             final Progress progress = new Progress(mBuilder, max, count);
-            final File file = new File(FileBackend.getBackupDirectory(this) + account.getJid().asBareJid().toEscapedString() + ".ceb");
+            final File file = new File(FileBackend.getBackupDirectory(this), account.getJid().asBareJid().toEscapedString() + ".ceb");
             files.add(file);
             final File directory = file.getParentFile();
             if (directory != null && directory.mkdirs()) {
@@ -335,7 +335,7 @@ public class ExportBackupService extends Service {
     }
 
     private void notifySuccess(final List<File> files) {
-        final String path = FileBackend.getBackupDirectory(this);
+        final String path = FileBackend.getBackupDirectory(this).getAbsolutePath();
 
         PendingIntent openFolderIntent = null;
 
@@ -363,7 +363,7 @@ public class ExportBackupService extends Service {
         NotificationCompat.Builder mBuilder = new NotificationCompat.Builder(getBaseContext(), "backup");
         mBuilder.setContentTitle(getString(R.string.notification_backup_created_title))
                 .setContentText(getString(R.string.notification_backup_created_subtitle, path))
-                .setStyle(new NotificationCompat.BigTextStyle().bigText(getString(R.string.notification_backup_created_subtitle, FileBackend.getBackupDirectory(this))))
+                .setStyle(new NotificationCompat.BigTextStyle().bigText(getString(R.string.notification_backup_created_subtitle, FileBackend.getBackupDirectory(this).getAbsolutePath())))
                 .setAutoCancel(true)
                 .setContentIntent(openFolderIntent)
                 .setSmallIcon(R.drawable.ic_archive_white_24dp);

src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java 🔗

@@ -46,7 +46,6 @@ import eu.siacs.conversations.ui.util.MyLinkify;
 import eu.siacs.conversations.ui.util.SoftKeyboardUtils;
 import eu.siacs.conversations.utils.AccountUtils;
 import eu.siacs.conversations.utils.Compatibility;
-import eu.siacs.conversations.utils.EmojiWrapper;
 import eu.siacs.conversations.utils.StringUtils;
 import eu.siacs.conversations.utils.StylingHelper;
 import eu.siacs.conversations.utils.XmppUri;
@@ -471,11 +470,11 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
         String subject = mucOptions.getSubject();
         final boolean hasTitle;
         if (printableValue(roomName)) {
-            this.binding.mucTitle.setText(EmojiWrapper.transform(roomName));
+            this.binding.mucTitle.setText(roomName);
             this.binding.mucTitle.setVisibility(View.VISIBLE);
             hasTitle = true;
         } else if (!printableValue(subject)) {
-            this.binding.mucTitle.setText(EmojiWrapper.transform(mConversation.getName()));
+            this.binding.mucTitle.setText(mConversation.getName());
             hasTitle = true;
             this.binding.mucTitle.setVisibility(View.VISIBLE);
         } else {
@@ -486,7 +485,7 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
             SpannableStringBuilder spannable = new SpannableStringBuilder(subject);
             StylingHelper.format(spannable, this.binding.mucSubject.getCurrentTextColor());
             MyLinkify.addLinks(spannable, false);
-            this.binding.mucSubject.setText(EmojiWrapper.transform(spannable));
+            this.binding.mucSubject.setText(spannable);
             this.binding.mucSubject.setTextAppearance(this, subject.length() > (hasTitle ? 128 : 196) ? R.style.TextAppearance_Conversations_Body1_Linkified : R.style.TextAppearance_Conversations_Subhead);
             this.binding.mucSubject.setAutoLinkMask(0);
             this.binding.mucSubject.setVisibility(View.VISIBLE);

src/main/java/eu/siacs/conversations/ui/ConversationFragment.java 🔗

@@ -6,6 +6,7 @@ import android.app.Activity;
 import android.app.Fragment;
 import android.app.FragmentManager;
 import android.app.PendingIntent;
+import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
@@ -1183,8 +1184,8 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
                 cancelTransmission.setVisible(true);
             }
             if (m.isFileOrImage() && !deleted && !cancelable) {
-                String path = m.getRelativeFilePath();
-                if (path == null || !path.startsWith("/") || FileBackend.isInDirectoryThatShouldNotBeScanned(getActivity(), path)) {
+                final String path = m.getRelativeFilePath();
+                if (path == null || !path.startsWith("/")) {
                     deleteFile.setVisible(true);
                     deleteFile.setTitle(activity.getString(R.string.delete_x_file, UIHelper.getFileDescriptionString(activity, m)));
                 }
@@ -1744,7 +1745,7 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
         if (context == null) {
             return;
         }
-        if (intent.resolveActivity(context.getPackageManager()) != null) {
+        try {
             if (chooser) {
                 startActivityForResult(
                         Intent.createChooser(intent, getString(R.string.perform_action_with)),
@@ -1752,7 +1753,7 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
             } else {
                 startActivityForResult(intent, attachmentChoice);
             }
-        } else {
+        } catch (final ActivityNotFoundException e) {
             Toast.makeText(context, R.string.no_application_found, Toast.LENGTH_LONG).show();
         }
     }
@@ -2254,10 +2255,10 @@ public class ConversationFragment extends XmppFragment implements EditMessage.Ke
     }
 
     private List<Uri> cleanUris(final List<Uri> uris) {
-        Iterator<Uri> iterator = uris.iterator();
+        final Iterator<Uri> iterator = uris.iterator();
         while (iterator.hasNext()) {
             final Uri uri = iterator.next();
-            if (FileBackend.weOwnFile(getActivity(), uri)) {
+            if (FileBackend.weOwnFile(uri)) {
                 iterator.remove();
                 Toast.makeText(getActivity(), R.string.security_violation_not_attaching_file, Toast.LENGTH_SHORT).show();
             }

src/main/java/eu/siacs/conversations/ui/ConversationsActivity.java 🔗

@@ -81,7 +81,6 @@ import eu.siacs.conversations.ui.util.ActivityResult;
 import eu.siacs.conversations.ui.util.ConversationMenuConfigurator;
 import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
 import eu.siacs.conversations.ui.util.PendingItem;
-import eu.siacs.conversations.utils.EmojiWrapper;
 import eu.siacs.conversations.utils.ExceptionHelper;
 import eu.siacs.conversations.utils.SignupUtils;
 import eu.siacs.conversations.utils.XmppUri;
@@ -615,7 +614,7 @@ public class ConversationsActivity extends XmppActivity implements OnConversatio
         if (mainFragment instanceof ConversationFragment) {
             final Conversation conversation = ((ConversationFragment) mainFragment).getConversation();
             if (conversation != null) {
-                actionBar.setTitle(EmojiWrapper.transform(conversation.getName()));
+                actionBar.setTitle(conversation.getName());
                 actionBar.setDisplayHomeAsUpEnabled(true);
                 ActionBarUtil.setActionBarOnClickListener(
                         binding.toolbar,

src/main/java/eu/siacs/conversations/ui/EnterJidDialog.java 🔗

@@ -22,6 +22,7 @@ import java.util.List;
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.databinding.EnterJidDialogBinding;
+import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.ui.adapter.KnownHostsAdapter;
 import eu.siacs.conversations.ui.interfaces.OnBackendConnected;
 import eu.siacs.conversations.ui.util.DelayedHintHelper;
@@ -29,234 +30,250 @@ import eu.siacs.conversations.xmpp.Jid;
 
 public class EnterJidDialog extends DialogFragment implements OnBackendConnected, TextWatcher {
 
-
-	private static final List<String> SUSPICIOUS_DOMAINS = Arrays.asList("conference","muc","room","rooms","chat");
-
-	private OnEnterJidDialogPositiveListener mListener = null;
-
-	private static final String TITLE_KEY = "title";
-	private static final String POSITIVE_BUTTON_KEY = "positive_button";
-	private static final String PREFILLED_JID_KEY = "prefilled_jid";
-	private static final String ACCOUNT_KEY = "account";
-	private static final String ALLOW_EDIT_JID_KEY = "allow_edit_jid";
-	private static final String ACCOUNTS_LIST_KEY = "activated_accounts_list";
-	private static final String SANITY_CHECK_JID = "sanity_check_jid";
-
-	private KnownHostsAdapter knownHostsAdapter;
-	private Collection<String> whitelistedDomains = Collections.emptyList();
-
-	private EnterJidDialogBinding binding;
-	private AlertDialog dialog;
-	private boolean sanityCheckJid = false;
-
-
-	private boolean issuedWarning = false;
-
-	public static EnterJidDialog newInstance(final List<String> activatedAccounts,
-	                                         final String title, final String positiveButton,
-	                                         final String prefilledJid, final String account,
-											 boolean allowEditJid, final boolean sanity_check_jid) {
-		EnterJidDialog dialog = new EnterJidDialog();
-		Bundle bundle = new Bundle();
-		bundle.putString(TITLE_KEY, title);
-		bundle.putString(POSITIVE_BUTTON_KEY, positiveButton);
-		bundle.putString(PREFILLED_JID_KEY, prefilledJid);
-		bundle.putString(ACCOUNT_KEY, account);
-		bundle.putBoolean(ALLOW_EDIT_JID_KEY, allowEditJid);
-		bundle.putStringArrayList(ACCOUNTS_LIST_KEY, (ArrayList<String>) activatedAccounts);
-		bundle.putBoolean(SANITY_CHECK_JID, sanity_check_jid);
-		dialog.setArguments(bundle);
-		return dialog;
-	}
-
-	@Override
-	public void onActivityCreated(Bundle savedInstanceState) {
-		super.onActivityCreated(savedInstanceState);
-		setRetainInstance(true);
-	}
-
-	@Override
-	public void onStart() {
-		super.onStart();
-		final Activity activity = getActivity();
-		if (activity instanceof XmppActivity && ((XmppActivity) activity).xmppConnectionService != null) {
-			refreshKnownHosts();
-		}
-	}
-
-	@NonNull
-	@Override
-	public Dialog onCreateDialog(Bundle savedInstanceState) {
-		final AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
-		builder.setTitle(getArguments().getString(TITLE_KEY));
-		binding = DataBindingUtil.inflate(getActivity().getLayoutInflater(), R.layout.enter_jid_dialog, null, false);
-		this.knownHostsAdapter = new KnownHostsAdapter(getActivity(), R.layout.simple_list_item);
-		binding.jid.setAdapter(this.knownHostsAdapter);
-		binding.jid.addTextChangedListener(this);
-		String prefilledJid = getArguments().getString(PREFILLED_JID_KEY);
-		if (prefilledJid != null) {
-			binding.jid.append(prefilledJid);
-			if (!getArguments().getBoolean(ALLOW_EDIT_JID_KEY)) {
-				binding.jid.setFocusable(false);
-				binding.jid.setFocusableInTouchMode(false);
-				binding.jid.setClickable(false);
-				binding.jid.setCursorVisible(false);
-			}
-		}
-		sanityCheckJid = getArguments().getBoolean(SANITY_CHECK_JID, false);
-
-		DelayedHintHelper.setHint(R.string.account_settings_example_jabber_id, binding.jid);
-
-		String account = getArguments().getString(ACCOUNT_KEY);
-		if (account == null) {
-			StartConversationActivity.populateAccountSpinner(getActivity(), getArguments().getStringArrayList(ACCOUNTS_LIST_KEY), binding.account);
-		} else {
-			ArrayAdapter<String> adapter = new ArrayAdapter<>(getActivity(),
-					R.layout.simple_list_item,
-					new String[]{account});
-			binding.account.setEnabled(false);
-			adapter.setDropDownViewResource(R.layout.simple_list_item);
-			binding.account.setAdapter(adapter);
-		}
-
-
-
-		builder.setView(binding.getRoot());
-		builder.setNegativeButton(R.string.cancel, null);
-		builder.setPositiveButton(getArguments().getString(POSITIVE_BUTTON_KEY), null);
-		this.dialog = builder.create();
-
-		View.OnClickListener dialogOnClick = v -> {
-			handleEnter(binding, account);
-		};
-
-		binding.jid.setOnEditorActionListener((v, actionId, event) -> {
-			handleEnter(binding, account);
-			return true;
-		});
-
-		dialog.show();
-		dialog.getButton(AlertDialog.BUTTON_POSITIVE).setOnClickListener(dialogOnClick);
-		return dialog;
-	}
-
-	private void handleEnter(EnterJidDialogBinding binding, String account) {
-		final Jid accountJid;
-		if (!binding.account.isEnabled() && account == null) {
-			return;
-		}
-		try {
-			if (Config.DOMAIN_LOCK != null) {
-				accountJid = Jid.ofEscaped((String) binding.account.getSelectedItem(), Config.DOMAIN_LOCK, null);
-			} else {
-				accountJid = Jid.ofEscaped((String) binding.account.getSelectedItem());
-			}
-		} catch (final IllegalArgumentException e) {
-			return;
-		}
-		final Jid contactJid;
-		try {
-			contactJid = Jid.ofEscaped(binding.jid.getText().toString());
-		} catch (final IllegalArgumentException e) {
-			binding.jidLayout.setError(getActivity().getString(R.string.invalid_jid));
-			return;
-		}
-
-		if (!issuedWarning && sanityCheckJid) {
-			if (contactJid.isDomainJid()) {
-				binding.jidLayout.setError(getActivity().getString(R.string.this_looks_like_a_domain));
-				dialog.getButton(AlertDialog.BUTTON_POSITIVE).setText(R.string.add_anway);
-				issuedWarning = true;
-				return;
-			}
-			if (suspiciousSubDomain(contactJid.getDomain().toEscapedString())) {
-				binding.jidLayout.setError(getActivity().getString(R.string.this_looks_like_channel));
-				dialog.getButton(AlertDialog.BUTTON_POSITIVE).setText(R.string.add_anway);
-				issuedWarning = true;
-				return;
-			}
-		}
-
-		if (mListener != null) {
-			try {
-				if (mListener.onEnterJidDialogPositive(accountJid, contactJid)) {
-					dialog.dismiss();
-				}
-			} catch (JidError error) {
-				binding.jidLayout.setError(error.toString());
-				dialog.getButton(AlertDialog.BUTTON_POSITIVE).setText(R.string.add);
-				issuedWarning = false;
-			}
-		}
-	}
-
-	public void setOnEnterJidDialogPositiveListener(OnEnterJidDialogPositiveListener listener) {
-		this.mListener = listener;
-	}
-
-	@Override
-	public void onBackendConnected() {
-		refreshKnownHosts();
-	}
-
-	private void refreshKnownHosts() {
-		Activity activity = getActivity();
-		if (activity instanceof XmppActivity) {
-			Collection<String> hosts = ((XmppActivity) activity).xmppConnectionService.getKnownHosts();
-			this.knownHostsAdapter.refresh(hosts);
-			this.whitelistedDomains = hosts;
-		}
-	}
-
-	@Override
-	public void beforeTextChanged(CharSequence s, int start, int count, int after) {
-
-	}
-
-	@Override
-	public void onTextChanged(CharSequence s, int start, int before, int count) {
-
-	}
-
-	@Override
-	public void afterTextChanged(Editable s) {
-		if (issuedWarning) {
-			dialog.getButton(AlertDialog.BUTTON_POSITIVE).setText(R.string.add);
-			binding.jidLayout.setError(null);
-			issuedWarning = false;
-		}
-	}
-
-	public interface OnEnterJidDialogPositiveListener {
-		boolean onEnterJidDialogPositive(Jid account, Jid contact) throws EnterJidDialog.JidError;
-	}
-
-	public static class JidError extends Exception {
-		final String msg;
-
-		public JidError(final String msg) {
-			this.msg = msg;
-		}
-
-		public String toString() {
-			return msg;
-		}
-	}
-
-	@Override
-	public void onDestroyView() {
-		Dialog dialog = getDialog();
-		if (dialog != null && getRetainInstance()) {
-			dialog.setDismissMessage(null);
-		}
-		super.onDestroyView();
-	}
-
-	private boolean suspiciousSubDomain(String domain) {
-		if (this.whitelistedDomains.contains(domain)) {
-			return false;
-		}
-		final String[] parts = domain.split("\\.");
-		return parts.length >= 3 && SUSPICIOUS_DOMAINS.contains(parts[0]);
-	}
+    private static final List<String> SUSPICIOUS_DOMAINS =
+            Arrays.asList("conference", "muc", "room", "rooms", "chat");
+
+    private OnEnterJidDialogPositiveListener mListener = null;
+
+    private static final String TITLE_KEY = "title";
+    private static final String POSITIVE_BUTTON_KEY = "positive_button";
+    private static final String PREFILLED_JID_KEY = "prefilled_jid";
+    private static final String ACCOUNT_KEY = "account";
+    private static final String ALLOW_EDIT_JID_KEY = "allow_edit_jid";
+    private static final String ACCOUNTS_LIST_KEY = "activated_accounts_list";
+    private static final String SANITY_CHECK_JID = "sanity_check_jid";
+
+    private KnownHostsAdapter knownHostsAdapter;
+    private Collection<String> whitelistedDomains = Collections.emptyList();
+
+    private EnterJidDialogBinding binding;
+    private AlertDialog dialog;
+    private boolean sanityCheckJid = false;
+
+    private boolean issuedWarning = false;
+
+    public static EnterJidDialog newInstance(
+            final List<String> activatedAccounts,
+            final String title,
+            final String positiveButton,
+            final String prefilledJid,
+            final String account,
+            boolean allowEditJid,
+            final boolean sanity_check_jid) {
+        EnterJidDialog dialog = new EnterJidDialog();
+        Bundle bundle = new Bundle();
+        bundle.putString(TITLE_KEY, title);
+        bundle.putString(POSITIVE_BUTTON_KEY, positiveButton);
+        bundle.putString(PREFILLED_JID_KEY, prefilledJid);
+        bundle.putString(ACCOUNT_KEY, account);
+        bundle.putBoolean(ALLOW_EDIT_JID_KEY, allowEditJid);
+        bundle.putStringArrayList(ACCOUNTS_LIST_KEY, (ArrayList<String>) activatedAccounts);
+        bundle.putBoolean(SANITY_CHECK_JID, sanity_check_jid);
+        dialog.setArguments(bundle);
+        return dialog;
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState) {
+        super.onActivityCreated(savedInstanceState);
+        setRetainInstance(true);
+    }
+
+    @Override
+    public void onStart() {
+        super.onStart();
+        final Activity activity = getActivity();
+        if (activity instanceof XmppActivity
+                && ((XmppActivity) activity).xmppConnectionService != null) {
+            refreshKnownHosts();
+        }
+    }
+
+    @NonNull
+    @Override
+    public Dialog onCreateDialog(Bundle savedInstanceState) {
+        final AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
+        builder.setTitle(getArguments().getString(TITLE_KEY));
+        binding =
+                DataBindingUtil.inflate(
+                        getActivity().getLayoutInflater(), R.layout.enter_jid_dialog, null, false);
+        this.knownHostsAdapter = new KnownHostsAdapter(getActivity(), R.layout.simple_list_item);
+        binding.jid.setAdapter(this.knownHostsAdapter);
+        binding.jid.addTextChangedListener(this);
+        String prefilledJid = getArguments().getString(PREFILLED_JID_KEY);
+        if (prefilledJid != null) {
+            binding.jid.append(prefilledJid);
+            if (!getArguments().getBoolean(ALLOW_EDIT_JID_KEY)) {
+                binding.jid.setFocusable(false);
+                binding.jid.setFocusableInTouchMode(false);
+                binding.jid.setClickable(false);
+                binding.jid.setCursorVisible(false);
+            }
+        }
+        sanityCheckJid = getArguments().getBoolean(SANITY_CHECK_JID, false);
+
+        DelayedHintHelper.setHint(R.string.account_settings_example_jabber_id, binding.jid);
+
+        String account = getArguments().getString(ACCOUNT_KEY);
+        if (account == null) {
+            StartConversationActivity.populateAccountSpinner(
+                    getActivity(),
+                    getArguments().getStringArrayList(ACCOUNTS_LIST_KEY),
+                    binding.account);
+        } else {
+            ArrayAdapter<String> adapter =
+                    new ArrayAdapter<>(
+                            getActivity(), R.layout.simple_list_item, new String[] {account});
+            binding.account.setEnabled(false);
+            adapter.setDropDownViewResource(R.layout.simple_list_item);
+            binding.account.setAdapter(adapter);
+        }
+
+        builder.setView(binding.getRoot());
+        builder.setNegativeButton(R.string.cancel, null);
+        builder.setPositiveButton(getArguments().getString(POSITIVE_BUTTON_KEY), null);
+        this.dialog = builder.create();
+
+        View.OnClickListener dialogOnClick =
+                v -> {
+                    handleEnter(binding, account);
+                };
+
+        binding.jid.setOnEditorActionListener(
+                (v, actionId, event) -> {
+                    handleEnter(binding, account);
+                    return true;
+                });
+
+        dialog.show();
+        dialog.getButton(AlertDialog.BUTTON_POSITIVE).setOnClickListener(dialogOnClick);
+        return dialog;
+    }
+
+    private void handleEnter(EnterJidDialogBinding binding, String account) {
+        final Jid accountJid;
+        if (!binding.account.isEnabled() && account == null) {
+            return;
+        }
+        try {
+            if (Config.DOMAIN_LOCK != null) {
+                accountJid =
+                        Jid.ofEscaped(
+                                (String) binding.account.getSelectedItem(),
+                                Config.DOMAIN_LOCK,
+                                null);
+            } else {
+                accountJid = Jid.ofEscaped((String) binding.account.getSelectedItem());
+            }
+        } catch (final IllegalArgumentException e) {
+            return;
+        }
+        final Jid contactJid;
+        try {
+            contactJid = Jid.ofEscaped(binding.jid.getText().toString());
+        } catch (final IllegalArgumentException e) {
+            binding.jidLayout.setError(getActivity().getString(R.string.invalid_jid));
+            return;
+        }
+
+        if (!issuedWarning && sanityCheckJid) {
+            if (contactJid.isDomainJid()) {
+                binding.jidLayout.setError(
+                        getActivity().getString(R.string.this_looks_like_a_domain));
+                dialog.getButton(AlertDialog.BUTTON_POSITIVE).setText(R.string.add_anway);
+                issuedWarning = true;
+                return;
+            }
+            if (suspiciousSubDomain(contactJid.getDomain().toEscapedString())) {
+                binding.jidLayout.setError(
+                        getActivity().getString(R.string.this_looks_like_channel));
+                dialog.getButton(AlertDialog.BUTTON_POSITIVE).setText(R.string.add_anway);
+                issuedWarning = true;
+                return;
+            }
+        }
+
+        if (mListener != null) {
+            try {
+                if (mListener.onEnterJidDialogPositive(accountJid, contactJid)) {
+                    dialog.dismiss();
+                }
+            } catch (JidError error) {
+                binding.jidLayout.setError(error.toString());
+                dialog.getButton(AlertDialog.BUTTON_POSITIVE).setText(R.string.add);
+                issuedWarning = false;
+            }
+        }
+    }
+
+    public void setOnEnterJidDialogPositiveListener(OnEnterJidDialogPositiveListener listener) {
+        this.mListener = listener;
+    }
+
+    @Override
+    public void onBackendConnected() {
+        refreshKnownHosts();
+    }
+
+    private void refreshKnownHosts() {
+        final Activity activity = getActivity();
+        if (activity instanceof XmppActivity) {
+            final XmppConnectionService service = ((XmppActivity) activity).xmppConnectionService;
+            if (service == null) {
+                return;
+            }
+            final Collection<String> hosts = service.getKnownHosts();
+            this.knownHostsAdapter.refresh(hosts);
+            this.whitelistedDomains = hosts;
+        }
+    }
+
+    @Override
+    public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
+
+    @Override
+    public void onTextChanged(CharSequence s, int start, int before, int count) {}
+
+    @Override
+    public void afterTextChanged(Editable s) {
+        if (issuedWarning) {
+            dialog.getButton(AlertDialog.BUTTON_POSITIVE).setText(R.string.add);
+            binding.jidLayout.setError(null);
+            issuedWarning = false;
+        }
+    }
+
+    public interface OnEnterJidDialogPositiveListener {
+        boolean onEnterJidDialogPositive(Jid account, Jid contact) throws EnterJidDialog.JidError;
+    }
+
+    public static class JidError extends Exception {
+        final String msg;
+
+        public JidError(final String msg) {
+            this.msg = msg;
+        }
+
+        @NonNull
+        public String toString() {
+            return msg;
+        }
+    }
+
+    @Override
+    public void onDestroyView() {
+        Dialog dialog = getDialog();
+        if (dialog != null && getRetainInstance()) {
+            dialog.setDismissMessage(null);
+        }
+        super.onDestroyView();
+    }
+
+    private boolean suspiciousSubDomain(String domain) {
+        if (this.whitelistedDomains.contains(domain)) {
+            return false;
+        }
+        final String[] parts = domain.split("\\.");
+        return parts.length >= 3 && SUSPICIOUS_DOMAINS.contains(parts[0]);
+    }
 }

src/main/java/eu/siacs/conversations/ui/RecordingActivity.java 🔗

@@ -1,11 +1,12 @@
 package eu.siacs.conversations.ui;
 
 import android.app.Activity;
-import android.content.Context;
 import android.content.Intent;
 import android.media.MediaRecorder;
 import android.net.Uri;
+import android.os.Build;
 import android.os.Bundle;
+import android.os.Environment;
 import android.os.FileObserver;
 import android.os.Handler;
 import android.os.SystemClock;
@@ -17,25 +18,22 @@ import android.widget.Toast;
 import androidx.databinding.DataBindingUtil;
 
 import java.io.File;
-import java.io.IOException;
 import java.text.SimpleDateFormat;
 import java.util.Date;
 import java.util.Locale;
+import java.util.Objects;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.TimeUnit;
 
 import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.databinding.ActivityRecordingBinding;
-import eu.siacs.conversations.persistance.FileBackend;
 import eu.siacs.conversations.ui.util.SettingsUtils;
 import eu.siacs.conversations.utils.ThemeHelper;
 import eu.siacs.conversations.utils.TimeFrameUtils;
 
 public class RecordingActivity extends Activity implements View.OnClickListener {
 
-    public static String STORAGE_DIRECTORY_TYPE_NAME = "Recordings";
-
     private ActivityRecordingBinding binding;
 
     private MediaRecorder mRecorder;
@@ -44,13 +42,14 @@ public class RecordingActivity extends Activity implements View.OnClickListener
     private final CountDownLatch outputFileWrittenLatch = new CountDownLatch(1);
 
     private final Handler mHandler = new Handler();
-    private final Runnable mTickExecutor = new Runnable() {
-        @Override
-        public void run() {
-            tick();
-            mHandler.postDelayed(mTickExecutor, 100);
-        }
-    };
+    private final Runnable mTickExecutor =
+            new Runnable() {
+                @Override
+                public void run() {
+                    tick();
+                    mHandler.postDelayed(mTickExecutor, 100);
+                }
+            };
 
     private File mOutputFile;
 
@@ -68,7 +67,7 @@ public class RecordingActivity extends Activity implements View.OnClickListener
     }
 
     @Override
-    protected void onResume(){
+    protected void onResume() {
         super.onResume();
         SettingsUtils.applyScreenshotPreventionSetting(this);
     }
@@ -137,56 +136,69 @@ public class RecordingActivity extends Activity implements View.OnClickListener
             }
         }
         if (saveFile) {
-            new Thread(() -> {
-                try {
-                    if (!outputFileWrittenLatch.await(2, TimeUnit.SECONDS)) {
-                        Log.d(Config.LOGTAG, "time out waiting for output file to be written");
-                    }
-                } catch (InterruptedException e) {
-                    Log.d(Config.LOGTAG, "interrupted while waiting for output file to be written", e);
-                }
-                runOnUiThread(() -> {
-                    setResult(Activity.RESULT_OK, new Intent().setData(Uri.fromFile(mOutputFile)));
-                    finish();
-                });
-            }).start();
+            new Thread(
+                            () -> {
+                                try {
+                                    if (!outputFileWrittenLatch.await(2, TimeUnit.SECONDS)) {
+                                        Log.d(
+                                                Config.LOGTAG,
+                                                "time out waiting for output file to be written");
+                                    }
+                                } catch (InterruptedException e) {
+                                    Log.d(
+                                            Config.LOGTAG,
+                                            "interrupted while waiting for output file to be written",
+                                            e);
+                                }
+                                runOnUiThread(
+                                        () -> {
+                                            setResult(
+                                                    Activity.RESULT_OK,
+                                                    new Intent()
+                                                            .setData(Uri.fromFile(mOutputFile)));
+                                            finish();
+                                        });
+                            })
+                    .start();
         }
     }
 
-    private static File generateOutputFilename(Context context) {
-        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMdd_HHmmssSSS", Locale.US);
-        String filename = "RECORDING_" + dateFormat.format(new Date()) + ".m4a";
-        return new File(FileBackend.getConversationsDirectory(context, STORAGE_DIRECTORY_TYPE_NAME) + "/" + filename);
+    private File generateOutputFilename() {
+        final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMdd_HHmmssSSS", Locale.US);
+        final String filename = "RECORDING_" + dateFormat.format(new Date()) + ".m4a";
+        final File parentDirectory;
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
+            parentDirectory =
+                    Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_RECORDINGS);
+        } else {
+            parentDirectory =
+                    Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DOWNLOADS);
+        }
+        final File conversationsDirectory = new File(parentDirectory, getString(R.string.app_name));
+        return new File(conversationsDirectory, filename);
     }
 
     private void setupOutputFile() {
-        mOutputFile = generateOutputFilename(this);
-        File parentDirectory = mOutputFile.getParentFile();
-        if (parentDirectory.mkdirs()) {
+        mOutputFile = generateOutputFilename();
+        final File parentDirectory = mOutputFile.getParentFile();
+        if (Objects.requireNonNull(parentDirectory).mkdirs()) {
             Log.d(Config.LOGTAG, "created " + parentDirectory.getAbsolutePath());
         }
-        File noMedia = new File(parentDirectory, ".nomedia");
-        if (!noMedia.exists()) {
-            try {
-                if (noMedia.createNewFile()) {
-                    Log.d(Config.LOGTAG, "created nomedia file in " + parentDirectory.getAbsolutePath());
-                }
-            } catch (IOException e) {
-                Log.d(Config.LOGTAG, "unable to create nomedia file in " + parentDirectory.getAbsolutePath(), e);
-            }
-        }
         setupFileObserver(parentDirectory);
     }
 
     private void setupFileObserver(File directory) {
-        mFileObserver = new FileObserver(directory.getAbsolutePath()) {
-            @Override
-            public void onEvent(int event, String s) {
-                if (s != null && s.equals(mOutputFile.getName()) && event == FileObserver.CLOSE_WRITE) {
-                    outputFileWrittenLatch.countDown();
-                }
-            }
-        };
+        mFileObserver =
+                new FileObserver(directory.getAbsolutePath()) {
+                    @Override
+                    public void onEvent(int event, String s) {
+                        if (s != null
+                                && s.equals(mOutputFile.getName())
+                                && event == FileObserver.CLOSE_WRITE) {
+                            outputFileWrittenLatch.countDown();
+                        }
+                    }
+                };
         mFileObserver.startWatching();
     }
 

src/main/java/eu/siacs/conversations/ui/RtpSessionActivity.java 🔗

@@ -71,10 +71,9 @@ import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 import eu.siacs.conversations.xmpp.jingle.Media;
 import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 
-import static eu.siacs.conversations.utils.PermissionUtils.getFirstDenied;
-import static java.util.Arrays.asList;
-
-public class RtpSessionActivity extends XmppActivity implements XmppConnectionService.OnJingleRtpConnectionUpdate, eu.siacs.conversations.ui.widget.SurfaceViewRenderer.OnAspectRatioChanged {
+public class RtpSessionActivity extends XmppActivity
+        implements XmppConnectionService.OnJingleRtpConnectionUpdate,
+                eu.siacs.conversations.ui.widget.SurfaceViewRenderer.OnAspectRatioChanged {
 
     public static final String EXTRA_WITH = "with";
     public static final String EXTRA_SESSION_ID = "session_id";
@@ -86,33 +85,31 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
 
     private static final int CALL_DURATION_UPDATE_INTERVAL = 333;
 
-    public static final List<RtpEndUserState> END_CARD = Arrays.asList(
-            RtpEndUserState.APPLICATION_ERROR,
-            RtpEndUserState.SECURITY_ERROR,
-            RtpEndUserState.DECLINED_OR_BUSY,
-            RtpEndUserState.CONNECTIVITY_ERROR,
-            RtpEndUserState.CONNECTIVITY_LOST_ERROR,
-            RtpEndUserState.RETRACTED
-    );
-    private static final List<RtpEndUserState> STATES_SHOWING_HELP_BUTTON = Arrays.asList(
-            RtpEndUserState.APPLICATION_ERROR,
-            RtpEndUserState.CONNECTIVITY_ERROR,
-            RtpEndUserState.SECURITY_ERROR
-    );
-    private static final List<RtpEndUserState> STATES_SHOWING_SWITCH_TO_CHAT = Arrays.asList(
-            RtpEndUserState.CONNECTING,
-            RtpEndUserState.CONNECTED,
-            RtpEndUserState.RECONNECTING
-    );
-    private static final List<RtpEndUserState> STATES_CONSIDERED_CONNECTED = Arrays.asList(
-            RtpEndUserState.CONNECTED,
-            RtpEndUserState.RECONNECTING
-    );
-    private static final List<RtpEndUserState> STATES_SHOWING_PIP_PLACEHOLDER = Arrays.asList(
-            RtpEndUserState.ACCEPTING_CALL,
-            RtpEndUserState.CONNECTING,
-            RtpEndUserState.RECONNECTING
-    );
+    public static final List<RtpEndUserState> END_CARD =
+            Arrays.asList(
+                    RtpEndUserState.APPLICATION_ERROR,
+                    RtpEndUserState.SECURITY_ERROR,
+                    RtpEndUserState.DECLINED_OR_BUSY,
+                    RtpEndUserState.CONNECTIVITY_ERROR,
+                    RtpEndUserState.CONNECTIVITY_LOST_ERROR,
+                    RtpEndUserState.RETRACTED);
+    private static final List<RtpEndUserState> STATES_SHOWING_HELP_BUTTON =
+            Arrays.asList(
+                    RtpEndUserState.APPLICATION_ERROR,
+                    RtpEndUserState.CONNECTIVITY_ERROR,
+                    RtpEndUserState.SECURITY_ERROR);
+    private static final List<RtpEndUserState> STATES_SHOWING_SWITCH_TO_CHAT =
+            Arrays.asList(
+                    RtpEndUserState.CONNECTING,
+                    RtpEndUserState.CONNECTED,
+                    RtpEndUserState.RECONNECTING);
+    private static final List<RtpEndUserState> STATES_CONSIDERED_CONNECTED =
+            Arrays.asList(RtpEndUserState.CONNECTED, RtpEndUserState.RECONNECTING);
+    private static final List<RtpEndUserState> STATES_SHOWING_PIP_PLACEHOLDER =
+            Arrays.asList(
+                    RtpEndUserState.ACCEPTING_CALL,
+                    RtpEndUserState.CONNECTING,
+                    RtpEndUserState.RECONNECTING);
     private static final String PROXIMITY_WAKE_LOCK_TAG = "conversations:in-rtp-session";
     private static final int REQUEST_ACCEPT_CALL = 0x1111;
     private WeakReference<JingleRtpConnection> rtpConnectionReference;
@@ -121,13 +118,14 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     private PowerManager.WakeLock mProximityWakeLock;
 
     private final Handler mHandler = new Handler();
-    private final Runnable mTickExecutor = new Runnable() {
-        @Override
-        public void run() {
-            updateCallDuration();
-            mHandler.postDelayed(mTickExecutor, CALL_DURATION_UPDATE_INTERVAL);
-        }
-    };
+    private final Runnable mTickExecutor =
+            new Runnable() {
+                @Override
+                public void run() {
+                    updateCallDuration();
+                    mHandler.postDelayed(mTickExecutor, CALL_DURATION_UPDATE_INTERVAL);
+                }
+            };
 
     private static Set<Media> actionToMedia(final String action) {
         if (ACTION_MAKE_VIDEO_CALL.equals(action)) {
@@ -137,21 +135,27 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         }
     }
 
-    private static void addSink(final VideoTrack videoTrack, final SurfaceViewRenderer surfaceViewRenderer) {
+    private static void addSink(
+            final VideoTrack videoTrack, final SurfaceViewRenderer surfaceViewRenderer) {
         try {
             videoTrack.addSink(surfaceViewRenderer);
         } catch (final IllegalStateException e) {
-            Log.e(Config.LOGTAG, "possible race condition on trying to display video track. ignoring", e);
+            Log.e(
+                    Config.LOGTAG,
+                    "possible race condition on trying to display video track. ignoring",
+                    e);
         }
     }
 
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
-        getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON
-                | WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD
-                | WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED
-                | WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON);
+        getWindow()
+                .addFlags(
+                        WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON
+                                | WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD
+                                | WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED
+                                | WindowManager.LayoutParams.FLAG_TURN_SCREEN_ON);
         this.binding = DataBindingUtil.setContentView(this, R.layout.activity_rtp_session);
         setSupportActionBar(binding.toolbar);
 
@@ -194,7 +198,8 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
             return STATES_SHOWING_HELP_BUTTON.contains(requireRtpConnection().getEndUserState());
         } catch (IllegalStateException e) {
             final Intent intent = getIntent();
-            final String state = intent != null ? intent.getStringExtra(EXTRA_LAST_REPORTED_STATE) : null;
+            final String state =
+                    intent != null ? intent.getStringExtra(EXTRA_LAST_REPORTED_STATE) : null;
             if (state != null) {
                 return STATES_SHOWING_HELP_BUTTON.contains(RtpEndUserState.valueOf(state));
             } else {
@@ -204,8 +209,10 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     private boolean isSwitchToConversationVisible() {
-        final JingleRtpConnection connection = this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
-        return connection != null && STATES_SHOWING_SWITCH_TO_CHAT.contains(connection.getEndUserState());
+        final JingleRtpConnection connection =
+                this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
+        return connection != null
+                && STATES_SHOWING_SWITCH_TO_CHAT.contains(connection.getEndUserState());
     }
 
     private boolean isAudioOnlyConversation() {
@@ -217,7 +224,9 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
 
     private void switchToConversation() {
         final Contact contact = getWith();
-        final Conversation conversation = xmppConnectionService.findOrCreateConversation(contact.getAccount(), contact.getJid(), false, true);
+        final Conversation conversation =
+                xmppConnectionService.findOrCreateConversation(
+                        contact.getAccount(), contact.getJid(), false, true);
         switchToConversation(conversation);
     }
 
@@ -250,7 +259,8 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         try {
             startActivity(intent);
         } catch (final ActivityNotFoundException e) {
-            Toast.makeText(this, R.string.no_application_found_to_open_link, Toast.LENGTH_LONG).show();
+            Toast.makeText(this, R.string.no_application_found_to_open_link, Toast.LENGTH_LONG)
+                    .show();
         }
     }
 
@@ -273,10 +283,15 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         final Account account = extractAccount(intent);
         final Jid with = Jid.ofEscaped(intent.getStringExtra(EXTRA_WITH));
         final String state = intent.getStringExtra(EXTRA_LAST_REPORTED_STATE);
-        if (!Intent.ACTION_VIEW.equals(action) || state == null || !END_CARD.contains(RtpEndUserState.valueOf(state))) {
-            resetIntent(account, with, RtpEndUserState.RETRACTED, actionToMedia(intent.getAction()));
+        if (!Intent.ACTION_VIEW.equals(action)
+                || state == null
+                || !END_CARD.contains(RtpEndUserState.valueOf(state))) {
+            resetIntent(
+                    account, with, RtpEndUserState.RETRACTED, actionToMedia(intent.getAction()));
         }
-        xmppConnectionService.getJingleConnectionManager().retractSessionProposal(account, with.asBareJid());
+        xmppConnectionService
+                .getJingleConnectionManager()
+                .retractSessionProposal(account, with.asBareJid());
     }
 
     private void rejectCall(View view) {
@@ -291,7 +306,8 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     private void requestPermissionsAndAcceptCall() {
         final List<String> permissions;
         if (getMedia().contains(Media.VIDEO)) {
-            permissions = ImmutableList.of(Manifest.permission.CAMERA, Manifest.permission.RECORD_AUDIO);
+            permissions =
+                    ImmutableList.of(Manifest.permission.CAMERA, Manifest.permission.RECORD_AUDIO);
         } else {
             permissions = ImmutableList.of(Manifest.permission.RECORD_AUDIO);
         }
@@ -302,7 +318,7 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     private void checkRecorderAndAcceptCall() {
-        checkMicrophoneAvailability();
+        checkMicrophoneAvailabilityAsync();
         try {
             requireRtpConnection().acceptCall();
         } catch (final IllegalStateException e) {
@@ -310,18 +326,22 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         }
     }
 
+    private void checkMicrophoneAvailabilityAsync() {
+        new Thread(this::checkMicrophoneAvailability).start();
+    }
+
     private void checkMicrophoneAvailability() {
-        new Thread(() -> {
-            final long start = SystemClock.elapsedRealtime();
-            final boolean isMicrophoneAvailable = AppRTCAudioManager.isMicrophoneAvailable();
-            final long stop = SystemClock.elapsedRealtime();
-            Log.d(Config.LOGTAG, "checking microphone availability took " + (stop - start) + "ms");
-            if (isMicrophoneAvailable) {
-                return;
-            }
-            runOnUiThread(() -> Toast.makeText(this, R.string.microphone_unavailable, Toast.LENGTH_LONG).show());
+        final long start = SystemClock.elapsedRealtime();
+        final boolean isMicrophoneAvailable = AppRTCAudioManager.isMicrophoneAvailable();
+        final long stop = SystemClock.elapsedRealtime();
+        Log.d(Config.LOGTAG, "checking microphone availability took " + (stop - start) + "ms");
+        if (isMicrophoneAvailable) {
+            return;
         }
-        ).start();
+        runOnUiThread(
+                () ->
+                        Toast.makeText(this, R.string.microphone_unavailable, Toast.LENGTH_LONG)
+                                .show());
     }
 
     private void putScreenInCallMode() {
@@ -331,9 +351,13 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     private void putScreenInCallMode(final Set<Media> media) {
         getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
         if (!media.contains(Media.VIDEO)) {
-            final JingleRtpConnection rtpConnection = rtpConnectionReference != null ? rtpConnectionReference.get() : null;
-            final AppRTCAudioManager audioManager = rtpConnection == null ? null : rtpConnection.getAudioManager();
-            if (audioManager == null || audioManager.getSelectedAudioDevice() == AppRTCAudioManager.AudioDevice.EARPIECE) {
+            final JingleRtpConnection rtpConnection =
+                    rtpConnectionReference != null ? rtpConnectionReference.get() : null;
+            final AppRTCAudioManager audioManager =
+                    rtpConnection == null ? null : rtpConnection.getAudioManager();
+            if (audioManager == null
+                    || audioManager.getSelectedAudioDevice()
+                            == AppRTCAudioManager.AudioDevice.EARPIECE) {
                 acquireProximityWakeLock();
             }
         }
@@ -346,30 +370,31 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
             Log.e(Config.LOGTAG, "power manager not available");
             return;
         }
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
-            if (this.mProximityWakeLock == null) {
-                this.mProximityWakeLock = powerManager.newWakeLock(PowerManager.PROXIMITY_SCREEN_OFF_WAKE_LOCK, PROXIMITY_WAKE_LOCK_TAG);
-            }
-            if (!this.mProximityWakeLock.isHeld()) {
-                Log.d(Config.LOGTAG, "acquiring proximity wake lock");
-                this.mProximityWakeLock.acquire();
-            }
+        if (isFinishing()) {
+            Log.e(Config.LOGTAG, "do not acquire wakelock. activity is finishing");
+            return;
+        }
+        if (this.mProximityWakeLock == null) {
+            this.mProximityWakeLock =
+                    powerManager.newWakeLock(
+                            PowerManager.PROXIMITY_SCREEN_OFF_WAKE_LOCK, PROXIMITY_WAKE_LOCK_TAG);
+        }
+        if (!this.mProximityWakeLock.isHeld()) {
+            Log.d(Config.LOGTAG, "acquiring proximity wake lock");
+            this.mProximityWakeLock.acquire();
         }
     }
 
     private void releaseProximityWakeLock() {
         if (this.mProximityWakeLock != null && mProximityWakeLock.isHeld()) {
             Log.d(Config.LOGTAG, "releasing proximity wake lock");
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
-                this.mProximityWakeLock.release(PowerManager.RELEASE_FLAG_WAIT_FOR_NO_PROXIMITY);
-            } else {
-                this.mProximityWakeLock.release();
-            }
+            this.mProximityWakeLock.release(PowerManager.RELEASE_FLAG_WAIT_FOR_NO_PROXIMITY);
             this.mProximityWakeLock = null;
         }
     }
 
-    private void putProximityWakeLockInProperState(final AppRTCAudioManager.AudioDevice audioDevice) {
+    private void putProximityWakeLockInProperState(
+            final AppRTCAudioManager.AudioDevice audioDevice) {
         if (audioDevice == AppRTCAudioManager.AudioDevice.EARPIECE) {
             acquireProximityWakeLock();
         } else {
@@ -378,9 +403,7 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     @Override
-    protected void refreshUiReal() {
-
-    }
+    protected void refreshUiReal() {}
 
     @Override
     public void onNewIntent(final Intent intent) {
@@ -388,7 +411,9 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         super.onNewIntent(intent);
         setIntent(intent);
         if (xmppConnectionService == null) {
-            Log.d(Config.LOGTAG, "RtpSessionActivity: background service wasn't bound in onNewIntent()");
+            Log.d(
+                    Config.LOGTAG,
+                    "RtpSessionActivity: background service wasn't bound in onNewIntent()");
             return;
         }
         final Account account = extractAccount(intent);
@@ -407,8 +432,7 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
             }
         } else if (asList(ACTION_MAKE_VIDEO_CALL, ACTION_MAKE_VOICE_CALL).contains(action)) {
             proposeJingleRtpSession(account, with, actionToMedia(action));
-            binding.with.setText(account.getRoster().getContact(with).getDisplayName());
-            binding.withJid.setText(with.asBareJid());
+            setWith(account.getRoster().getContact(with));
         } else {
             throw new IllegalStateException("received onNewIntent without sessionId");
         }
@@ -432,25 +456,29 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
             }
         } else if (asList(ACTION_MAKE_VIDEO_CALL, ACTION_MAKE_VOICE_CALL).contains(action)) {
             proposeJingleRtpSession(account, with, actionToMedia(action));
-            binding.with.setText(account.getRoster().getContact(with).getDisplayName());
-            binding.withJid.setText(with.asBareJid());
+            setWith(account.getRoster().getContact(with));
         } else if (Intent.ACTION_VIEW.equals(action)) {
             final String extraLastState = intent.getStringExtra(EXTRA_LAST_REPORTED_STATE);
-            final RtpEndUserState state = extraLastState == null ? null : RtpEndUserState.valueOf(extraLastState);
+            final RtpEndUserState state =
+                    extraLastState == null ? null : RtpEndUserState.valueOf(extraLastState);
             if (state != null) {
                 Log.d(Config.LOGTAG, "restored last state from intent extra");
                 updateButtonConfiguration(state);
                 updateVerifiedShield(false);
                 updateStateDisplay(state);
-                updateProfilePicture(state);
+                updateIncomingCallScreen(state);
                 invalidateOptionsMenu();
             }
-            binding.with.setText(account.getRoster().getContact(with).getDisplayName());
-            binding.withJid.setText(with.asBareJid());
-            if (xmppConnectionService.getJingleConnectionManager().fireJingleRtpConnectionStateUpdates()) {
+            setWith(account.getRoster().getContact(with));
+            if (xmppConnectionService
+                    .getJingleConnectionManager()
+                    .fireJingleRtpConnectionStateUpdates()) {
                 return;
             }
-            if (END_CARD.contains(state) || xmppConnectionService.getJingleConnectionManager().hasMatchingProposal(account, with)) {
+            if (END_CARD.contains(state)
+                    || xmppConnectionService
+                            .getJingleConnectionManager()
+                            .hasMatchingProposal(account, with)) {
                 return;
             }
             Log.d(Config.LOGTAG, "restored state (" + state + ") was not an end card. finishing");
@@ -458,12 +486,27 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         }
     }
 
-    private void proposeJingleRtpSession(final Account account, final Jid with, final Set<Media> media) {
-        checkMicrophoneAvailability();
+    private void setWith() {
+        setWith(getWith());
+    }
+
+    private void setWith(final Contact contact) {
+        binding.with.setText(contact.getDisplayName());
+        binding.withJid.setText(contact.getJid().asBareJid().toEscapedString());
+    }
+
+    private void proposeJingleRtpSession(
+            final Account account, final Jid with, final Set<Media> media) {
+        checkMicrophoneAvailabilityAsync();
         if (with.isBareJid()) {
-            xmppConnectionService.getJingleConnectionManager().proposeJingleRtpSession(account, with, media);
+            xmppConnectionService
+                    .getJingleConnectionManager()
+                    .proposeJingleRtpSession(account, with, media);
         } else {
-            final String sessionId = xmppConnectionService.getJingleConnectionManager().initializeRtpSession(account, with, media);
+            final String sessionId =
+                    xmppConnectionService
+                            .getJingleConnectionManager()
+                            .initializeRtpSession(account, with, media);
             initializeActivityWithRunningRtpSession(account, with, sessionId);
             resetIntent(account, with, sessionId);
         }
@@ -471,7 +514,8 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     @Override
-    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
+    public void onRequestPermissionsResult(
+            int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
         super.onRequestPermissionsResult(requestCode, permissions, grantResults);
         if (PermissionUtils.allGranted(grantResults)) {
             if (requestCode == REQUEST_ACCEPT_CALL) {
@@ -487,7 +531,8 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
             } else {
                 throw new IllegalStateException("Invalid permission result request");
             }
-            Toast.makeText(this, getString(res, getString(R.string.app_name)), Toast.LENGTH_SHORT).show();
+            Toast.makeText(this, getString(res, getString(R.string.app_name)), Toast.LENGTH_SHORT)
+                    .show();
         }
     }
 
@@ -505,7 +550,8 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         binding.remoteVideo.setOnAspectRatioChanged(null);
         binding.localVideo.release();
         final WeakReference<JingleRtpConnection> weakReference = this.rtpConnectionReference;
-        final JingleRtpConnection jingleRtpConnection = weakReference == null ? null : weakReference.get();
+        final JingleRtpConnection jingleRtpConnection =
+                weakReference == null ? null : weakReference.get();
         if (jingleRtpConnection != null) {
             releaseVideoTracks(jingleRtpConnection);
         }
@@ -542,15 +588,18 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         if (switchToPictureInPicture()) {
             return;
         }
-        //TODO apparently this method is not getting called on Android 10 when using the task switcher
+        // TODO apparently this method is not getting called on Android 10 when using the task
+        // switcher
         if (emptyReference(rtpConnectionReference) && xmppConnectionService != null) {
             retractSessionProposal();
         }
     }
 
     private boolean isConnected() {
-        final JingleRtpConnection connection = this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
-        return connection != null && STATES_CONSIDERED_CONNECTED.contains(connection.getEndUserState());
+        final JingleRtpConnection connection =
+                this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
+        return connection != null
+                && STATES_CONSIDERED_CONNECTED.contains(connection.getEndUserState());
     }
 
     private boolean switchToPictureInPicture() {
@@ -568,14 +617,13 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         try {
             final Rational rational = this.binding.remoteVideo.getAspectRatio();
             final Rational clippedRational = Rationals.clip(rational);
-            Log.d(Config.LOGTAG, "suggested rational " + rational + ". clipped to " + clippedRational);
+            Log.d(
+                    Config.LOGTAG,
+                    "suggested rational " + rational + ". clipped to " + clippedRational);
             enterPictureInPictureMode(
-                    new PictureInPictureParams.Builder()
-                            .setAspectRatio(clippedRational)
-                            .build()
-            );
+                    new PictureInPictureParams.Builder().setAspectRatio(clippedRational).build());
         } catch (final IllegalStateException e) {
-            //this sometimes happens on Samsung phones (possibly when Knox is enabled)
+            // this sometimes happens on Samsung phones (possibly when Knox is enabled)
             Log.w(Config.LOGTAG, "unable to enter picture in picture mode", e);
         }
     }
@@ -584,10 +632,14 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     public void onAspectRatioChanged(final Rational rational) {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O && isPictureInPicture()) {
             final Rational clippedRational = Rationals.clip(rational);
-            Log.d(Config.LOGTAG, "suggested rational after aspect ratio change " + rational + ". clipped to " + clippedRational);
-            setPictureInPictureParams(new PictureInPictureParams.Builder()
-                    .setAspectRatio(clippedRational)
-                    .build());
+            Log.d(
+                    Config.LOGTAG,
+                    "suggested rational after aspect ratio change "
+                            + rational
+                            + ". clipped to "
+                            + clippedRational);
+            setPictureInPictureParams(
+                    new PictureInPictureParams.Builder().setAspectRatio(clippedRational).build());
         }
     }
 
@@ -602,24 +654,31 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     private boolean shouldBePictureInPicture() {
         try {
             final JingleRtpConnection rtpConnection = requireRtpConnection();
-            return rtpConnection.getMedia().contains(Media.VIDEO) && Arrays.asList(
-                    RtpEndUserState.ACCEPTING_CALL,
-                    RtpEndUserState.CONNECTING,
-                    RtpEndUserState.CONNECTED
-            ).contains(rtpConnection.getEndUserState());
+            return rtpConnection.getMedia().contains(Media.VIDEO)
+                    && Arrays.asList(
+                                    RtpEndUserState.ACCEPTING_CALL,
+                                    RtpEndUserState.CONNECTING,
+                                    RtpEndUserState.CONNECTED)
+                            .contains(rtpConnection.getEndUserState());
         } catch (final IllegalStateException e) {
             return false;
         }
     }
 
-    private boolean initializeActivityWithRunningRtpSession(final Account account, Jid with, String sessionId) {
-        final WeakReference<JingleRtpConnection> reference = xmppConnectionService.getJingleConnectionManager()
-                .findJingleRtpConnection(account, with, sessionId);
+    private boolean initializeActivityWithRunningRtpSession(
+            final Account account, Jid with, String sessionId) {
+        final WeakReference<JingleRtpConnection> reference =
+                xmppConnectionService
+                        .getJingleConnectionManager()
+                        .findJingleRtpConnection(account, with, sessionId);
         if (reference == null || reference.get() == null) {
-            final JingleConnectionManager.TerminatedRtpSession terminatedRtpSession = xmppConnectionService
-                    .getJingleConnectionManager().getTerminalSessionState(with, sessionId);
+            final JingleConnectionManager.TerminatedRtpSession terminatedRtpSession =
+                    xmppConnectionService
+                            .getJingleConnectionManager()
+                            .getTerminalSessionState(with, sessionId);
             if (terminatedRtpSession == null) {
-                throw new IllegalStateException("failed to initialize activity with running rtp session. session not found");
+                throw new IllegalStateException(
+                        "failed to initialize activity with running rtp session. session not found");
             }
             initializeWithTerminatedSessionState(account, with, terminatedRtpSession);
             return true;
@@ -628,7 +687,6 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         final RtpEndUserState currentState = requireRtpConnection().getEndUserState();
         final boolean verified = requireRtpConnection().isVerified();
         if (currentState == RtpEndUserState.ENDED) {
-            reference.get().throwStateTransitionException();
             finish();
             return true;
         }
@@ -636,21 +694,24 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         if (currentState == RtpEndUserState.INCOMING_CALL) {
             getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON);
         }
-        if (JingleRtpConnection.STATES_SHOWING_ONGOING_CALL.contains(requireRtpConnection().getState())) {
+        if (JingleRtpConnection.STATES_SHOWING_ONGOING_CALL.contains(
+                requireRtpConnection().getState())) {
             putScreenInCallMode();
         }
-        binding.with.setText(getWith().getDisplayName());
-        binding.withJid.setText(with.asBareJid());
+        setWith();
         updateVideoViews(currentState);
         updateStateDisplay(currentState, media);
         updateVerifiedShield(verified && STATES_SHOWING_SWITCH_TO_CHAT.contains(currentState));
         updateButtonConfiguration(currentState, media);
-        updateProfilePicture(currentState);
+        updateIncomingCallScreen(currentState);
         invalidateOptionsMenu();
         return false;
     }
 
-    private void initializeWithTerminatedSessionState(final Account account, final Jid with, final JingleConnectionManager.TerminatedRtpSession terminatedRtpSession) {
+    private void initializeWithTerminatedSessionState(
+            final Account account,
+            final Jid with,
+            final JingleConnectionManager.TerminatedRtpSession terminatedRtpSession) {
         Log.d(Config.LOGTAG, "initializeWithTerminatedSessionState()");
         if (terminatedRtpSession.state == RtpEndUserState.ENDED) {
             finish();
@@ -660,15 +721,15 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         resetIntent(account, with, terminatedRtpSession.state, terminatedRtpSession.media);
         updateButtonConfiguration(state);
         updateStateDisplay(state);
-        updateProfilePicture(state);
+        updateIncomingCallScreen(state);
         updateCallDuration();
         updateVerifiedShield(false);
         invalidateOptionsMenu();
-        binding.with.setText(account.getRoster().getContact(with).getDisplayName());
-        binding.withJid.setText(with.asBareJid());
+        setWith(account.getRoster().getContact(with));
     }
 
-    private void reInitializeActivityWithRunningRtpSession(final Account account, Jid with, String sessionId) {
+    private void reInitializeActivityWithRunningRtpSession(
+            final Account account, Jid with, String sessionId) {
         runOnUiThread(() -> initializeActivityWithRunningRtpSession(account, with, sessionId));
         resetIntent(account, with, sessionId);
     }
@@ -686,7 +747,7 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         try {
             surfaceViewRenderer.init(requireRtpConnection().getEglBaseContext(), null);
         } catch (final IllegalStateException e) {
-            //Log.d(Config.LOGTAG, "SurfaceViewRenderer was already initialized");
+            // Log.d(Config.LOGTAG, "SurfaceViewRenderer was already initialized");
         }
         surfaceViewRenderer.setEnableHardwareScaler(true);
     }
@@ -745,9 +806,11 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
                 setTitle(R.string.rtp_state_security_error);
                 break;
             case ENDED:
-                throw new IllegalStateException("Activity should have called finishAndReleaseWakeLock();");
+                throw new IllegalStateException(
+                        "Activity should have called finishAndReleaseWakeLock();");
             default:
-                throw new IllegalStateException(String.format("State %s has not been handled in UI", state));
+                throw new IllegalStateException(
+                        String.format("State %s has not been handled in UI", state));
         }
     }
 
@@ -759,24 +822,33 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         this.binding.verified.setVisibility(verified ? View.VISIBLE : View.GONE);
     }
 
-    private void updateProfilePicture(final RtpEndUserState state) {
-        updateProfilePicture(state, null);
+    private void updateIncomingCallScreen(final RtpEndUserState state) {
+        updateIncomingCallScreen(state, null);
     }
 
-    private void updateProfilePicture(final RtpEndUserState state, final Contact contact) {
+    private void updateIncomingCallScreen(final RtpEndUserState state, final Contact contact) {
         if (state == RtpEndUserState.INCOMING_CALL || state == RtpEndUserState.ACCEPTING_CALL) {
             final boolean show = getResources().getBoolean(R.bool.show_avatar_incoming_call);
             if (show) {
                 binding.contactPhoto.setVisibility(View.VISIBLE);
                 if (contact == null) {
-                    AvatarWorkerTask.loadAvatar(getWith(), binding.contactPhoto, R.dimen.publish_avatar_size);
+                    AvatarWorkerTask.loadAvatar(
+                            getWith(), binding.contactPhoto, R.dimen.publish_avatar_size);
                 } else {
-                    AvatarWorkerTask.loadAvatar(contact, binding.contactPhoto, R.dimen.publish_avatar_size);
+                    AvatarWorkerTask.loadAvatar(
+                            contact, binding.contactPhoto, R.dimen.publish_avatar_size);
                 }
             } else {
                 binding.contactPhoto.setVisibility(View.GONE);
             }
+            final Account account = contact == null ? getWith().getAccount() : contact.getAccount();
+            binding.usingAccount.setVisibility(View.VISIBLE);
+            binding.usingAccount.setText(
+                    getString(
+                            R.string.using_account,
+                            account.getJid().asBareJid().toEscapedString()));
         } else {
+            binding.usingAccount.setVisibility(View.GONE);
             binding.contactPhoto.setVisibility(View.GONE);
         }
     }
@@ -816,12 +888,12 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
             this.binding.acceptCall.setImageResource(R.drawable.ic_voicemail_white_24dp);
             this.binding.acceptCall.setVisibility(View.VISIBLE);
         } else if (asList(
-                RtpEndUserState.CONNECTIVITY_ERROR,
-                RtpEndUserState.CONNECTIVITY_LOST_ERROR,
-                RtpEndUserState.APPLICATION_ERROR,
-                RtpEndUserState.RETRACTED,
-                RtpEndUserState.SECURITY_ERROR
-        ).contains(state)) {
+                        RtpEndUserState.CONNECTIVITY_ERROR,
+                        RtpEndUserState.CONNECTIVITY_LOST_ERROR,
+                        RtpEndUserState.APPLICATION_ERROR,
+                        RtpEndUserState.RETRACTED,
+                        RtpEndUserState.SECURITY_ERROR)
+                .contains(state)) {
             this.binding.rejectCall.setContentDescription(getString(R.string.exit));
             this.binding.rejectCall.setOnClickListener(this::exit);
             this.binding.rejectCall.setImageResource(R.drawable.ic_clear_white_48dp);
@@ -851,26 +923,29 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     private void updateInCallButtonConfiguration() {
-        updateInCallButtonConfiguration(requireRtpConnection().getEndUserState(), requireRtpConnection().getMedia());
+        updateInCallButtonConfiguration(
+                requireRtpConnection().getEndUserState(), requireRtpConnection().getMedia());
     }
 
     @SuppressLint("RestrictedApi")
-    private void updateInCallButtonConfiguration(final RtpEndUserState state, final Set<Media> media) {
+    private void updateInCallButtonConfiguration(
+            final RtpEndUserState state, final Set<Media> media) {
         if (STATES_CONSIDERED_CONNECTED.contains(state) && !isPictureInPicture()) {
             Preconditions.checkArgument(media.size() > 0, "Media must not be empty");
             if (media.contains(Media.VIDEO)) {
                 final JingleRtpConnection rtpConnection = requireRtpConnection();
-                updateInCallButtonConfigurationVideo(rtpConnection.isVideoEnabled(), rtpConnection.isCameraSwitchable());
+                updateInCallButtonConfigurationVideo(
+                        rtpConnection.isVideoEnabled(), rtpConnection.isCameraSwitchable());
             } else {
                 final AppRTCAudioManager audioManager = requireRtpConnection().getAudioManager();
                 updateInCallButtonConfigurationSpeaker(
                         audioManager.getSelectedAudioDevice(),
-                        audioManager.getAudioDevices().size()
-                );
+                        audioManager.getAudioDevices().size());
                 this.binding.inCallActionFarRight.setVisibility(View.GONE);
             }
             if (media.contains(Media.AUDIO)) {
-                updateInCallButtonConfigurationMicrophone(requireRtpConnection().isMicrophoneEnabled());
+                updateInCallButtonConfigurationMicrophone(
+                        requireRtpConnection().isMicrophoneEnabled());
             } else {
                 this.binding.inCallActionLeft.setVisibility(View.GONE);
             }
@@ -882,10 +957,12 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     @SuppressLint("RestrictedApi")
-    private void updateInCallButtonConfigurationSpeaker(final AppRTCAudioManager.AudioDevice selectedAudioDevice, final int numberOfChoices) {
+    private void updateInCallButtonConfigurationSpeaker(
+            final AppRTCAudioManager.AudioDevice selectedAudioDevice, final int numberOfChoices) {
         switch (selectedAudioDevice) {
             case EARPIECE:
-                this.binding.inCallActionRight.setImageResource(R.drawable.ic_volume_off_black_24dp);
+                this.binding.inCallActionRight.setImageResource(
+                        R.drawable.ic_volume_off_black_24dp);
                 if (numberOfChoices >= 2) {
                     this.binding.inCallActionRight.setOnClickListener(this::switchToSpeaker);
                 } else {
@@ -908,7 +985,8 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
                 }
                 break;
             case BLUETOOTH:
-                this.binding.inCallActionRight.setImageResource(R.drawable.ic_bluetooth_audio_black_24dp);
+                this.binding.inCallActionRight.setImageResource(
+                        R.drawable.ic_bluetooth_audio_black_24dp);
                 this.binding.inCallActionRight.setOnClickListener(null);
                 this.binding.inCallActionRight.setClickable(false);
                 break;
@@ -917,10 +995,12 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     @SuppressLint("RestrictedApi")
-    private void updateInCallButtonConfigurationVideo(final boolean videoEnabled, final boolean isCameraSwitchable) {
+    private void updateInCallButtonConfigurationVideo(
+            final boolean videoEnabled, final boolean isCameraSwitchable) {
         this.binding.inCallActionRight.setVisibility(View.VISIBLE);
         if (isCameraSwitchable) {
-            this.binding.inCallActionFarRight.setImageResource(R.drawable.ic_flip_camera_android_black_24dp);
+            this.binding.inCallActionFarRight.setImageResource(
+                    R.drawable.ic_flip_camera_android_black_24dp);
             this.binding.inCallActionFarRight.setVisibility(View.VISIBLE);
             this.binding.inCallActionFarRight.setOnClickListener(this::switchCamera);
         } else {
@@ -936,18 +1016,28 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     private void switchCamera(final View view) {
-        Futures.addCallback(requireRtpConnection().switchCamera(), new FutureCallback<Boolean>() {
-            @Override
-            public void onSuccess(@NullableDecl Boolean isFrontCamera) {
-                binding.localVideo.setMirror(isFrontCamera);
-            }
-
-            @Override
-            public void onFailure(@NonNull final Throwable throwable) {
-                Log.d(Config.LOGTAG, "could not switch camera", Throwables.getRootCause(throwable));
-                Toast.makeText(RtpSessionActivity.this, R.string.could_not_switch_camera, Toast.LENGTH_LONG).show();
-            }
-        }, MainThreadExecutor.getInstance());
+        Futures.addCallback(
+                requireRtpConnection().switchCamera(),
+                new FutureCallback<Boolean>() {
+                    @Override
+                    public void onSuccess(@NullableDecl Boolean isFrontCamera) {
+                        binding.localVideo.setMirror(isFrontCamera);
+                    }
+
+                    @Override
+                    public void onFailure(@NonNull final Throwable throwable) {
+                        Log.d(
+                                Config.LOGTAG,
+                                "could not switch camera",
+                                Throwables.getRootCause(throwable));
+                        Toast.makeText(
+                                        RtpSessionActivity.this,
+                                        R.string.could_not_switch_camera,
+                                        Toast.LENGTH_LONG)
+                                .show();
+                    }
+                },
+                MainThreadExecutor.getInstance());
     }
 
     private void enableVideo(View view) {
@@ -963,7 +1053,6 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     private void disableVideo(View view) {
         requireRtpConnection().setVideoEnabled(false);
         updateInCallButtonConfigurationVideo(false, requireRtpConnection().isCameraSwitchable());
-
     }
 
     @SuppressLint("RestrictedApi")
@@ -979,7 +1068,8 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     private void updateCallDuration() {
-        final JingleRtpConnection connection = this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
+        final JingleRtpConnection connection =
+                this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
         if (connection == null || connection.getMedia().contains(Media.VIDEO)) {
             this.binding.duration.setVisibility(View.GONE);
             return;
@@ -987,7 +1077,8 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         if (connection.zeroDuration()) {
             this.binding.duration.setVisibility(View.GONE);
         } else {
-            this.binding.duration.setText(TimeFrameUtils.formatElapsedTime(connection.getCallDuration(), false));
+            this.binding.duration.setText(
+                    TimeFrameUtils.formatElapsedTime(connection.getCallDuration(), false));
             this.binding.duration.setVisibility(View.VISIBLE);
         }
     }
@@ -1003,9 +1094,9 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
                 binding.appBarLayout.setVisibility(View.GONE);
                 binding.pipPlaceholder.setVisibility(View.VISIBLE);
                 if (Arrays.asList(
-                        RtpEndUserState.APPLICATION_ERROR,
-                        RtpEndUserState.CONNECTIVITY_ERROR,
-                        RtpEndUserState.SECURITY_ERROR)
+                                RtpEndUserState.APPLICATION_ERROR,
+                                RtpEndUserState.CONNECTIVITY_ERROR,
+                                RtpEndUserState.SECURITY_ERROR)
                         .contains(state)) {
                     binding.pipWarning.setVisibility(View.VISIBLE);
                     binding.pipWaiting.setVisibility(View.GONE);
@@ -1033,7 +1124,7 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         final Optional<VideoTrack> localVideoTrack = getLocalVideoTrack();
         if (localVideoTrack.isPresent() && !isPictureInPicture()) {
             ensureSurfaceViewRendererIsSetup(binding.localVideo);
-            //paint local view over remote view
+            // paint local view over remote view
             binding.localVideo.setZOrderMediaOverlay(true);
             binding.localVideo.setMirror(requireRtpConnection().isFrontCamera());
             addSink(localVideoTrack.get(), binding.localVideo);
@@ -1046,8 +1137,7 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
             addSink(remoteVideoTrack.get(), binding.remoteVideo);
             binding.remoteVideo.setScalingType(
                     RendererCommon.ScalingType.SCALE_ASPECT_FILL,
-                    RendererCommon.ScalingType.SCALE_ASPECT_FIT
-            );
+                    RendererCommon.ScalingType.SCALE_ASPECT_FIT);
             if (state == RtpEndUserState.CONNECTED) {
                 binding.appBarLayout.setVisibility(View.GONE);
                 getWindow().addFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN);
@@ -1070,7 +1160,8 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     private Optional<VideoTrack> getLocalVideoTrack() {
-        final JingleRtpConnection connection = this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
+        final JingleRtpConnection connection =
+                this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
         if (connection == null) {
             return Optional.absent();
         }
@@ -1078,7 +1169,8 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     private Optional<VideoTrack> getRemoteVideoTrack() {
-        final JingleRtpConnection connection = this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
+        final JingleRtpConnection connection =
+                this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
         if (connection == null) {
             return Optional.absent();
         }
@@ -1100,12 +1192,16 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     private void switchToEarpiece(View view) {
-        requireRtpConnection().getAudioManager().setDefaultAudioDevice(AppRTCAudioManager.AudioDevice.EARPIECE);
+        requireRtpConnection()
+                .getAudioManager()
+                .setDefaultAudioDevice(AppRTCAudioManager.AudioDevice.EARPIECE);
         acquireProximityWakeLock();
     }
 
     private void switchToSpeaker(View view) {
-        requireRtpConnection().getAudioManager().setDefaultAudioDevice(AppRTCAudioManager.AudioDevice.SPEAKER_PHONE);
+        requireRtpConnection()
+                .getAudioManager()
+                .setDefaultAudioDevice(AppRTCAudioManager.AudioDevice.SPEAKER_PHONE);
         releaseProximityWakeLock();
     }
 
@@ -1129,12 +1225,15 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
         final Intent intent = getIntent();
         final Account account = extractAccount(intent);
         final Jid with = Jid.ofEscaped(intent.getStringExtra(EXTRA_WITH));
-        final Conversation conversation = xmppConnectionService.findOrCreateConversation(account, with, false, true);
+        final Conversation conversation =
+                xmppConnectionService.findOrCreateConversation(account, with, false, true);
         final Intent launchIntent = new Intent(this, ConversationsActivity.class);
         launchIntent.setAction(ConversationsActivity.ACTION_VIEW_CONVERSATION);
         launchIntent.putExtra(ConversationsActivity.EXTRA_CONVERSATION, conversation.getUuid());
         launchIntent.setFlags(intent.getFlags() | Intent.FLAG_ACTIVITY_CLEAR_TOP);
-        launchIntent.putExtra(ConversationsActivity.EXTRA_POST_INIT_ACTION, ConversationsActivity.POST_ACTION_RECORD_VOICE);
+        launchIntent.putExtra(
+                ConversationsActivity.EXTRA_POST_INIT_ACTION,
+                ConversationsActivity.POST_ACTION_RECORD_VOICE);
         startActivity(launchIntent);
         finish();
     }
@@ -1146,7 +1245,8 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     private JingleRtpConnection requireRtpConnection() {
-        final JingleRtpConnection connection = this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
+        final JingleRtpConnection connection =
+                this.rtpConnectionReference != null ? this.rtpConnectionReference.get() : null;
         if (connection == null) {
             throw new IllegalStateException("No RTP connection found");
         }
@@ -1154,12 +1254,14 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     @Override
-    public void onJingleRtpConnectionUpdate(Account account, Jid with, final String sessionId, RtpEndUserState state) {
+    public void onJingleRtpConnectionUpdate(
+            Account account, Jid with, final String sessionId, RtpEndUserState state) {
         Log.d(Config.LOGTAG, "onJingleRtpConnectionUpdate(" + state + ")");
         if (END_CARD.contains(state)) {
             Log.d(Config.LOGTAG, "end card reached");
             releaseProximityWakeLock();
-            runOnUiThread(() -> getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON));
+            runOnUiThread(
+                    () -> getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON));
         }
         if (with.isBareJid()) {
             updateRtpSessionProposalState(account, with, state);
@@ -1170,7 +1272,7 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
                 Log.d(Config.LOGTAG, "not reinitializing session");
                 return;
             }
-            //this happens when going from proposed session to actual session
+            // this happens when going from proposed session to actual session
             reInitializeActivityWithRunningRtpSession(account, with, sessionId);
             return;
         }
@@ -1183,14 +1285,16 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
                 finish();
                 return;
             }
-            runOnUiThread(() -> {
-                updateStateDisplay(state, media);
-                updateVerifiedShield(verified && STATES_SHOWING_SWITCH_TO_CHAT.contains(state));
-                updateButtonConfiguration(state, media);
-                updateVideoViews(state);
-                updateProfilePicture(state, contact);
-                invalidateOptionsMenu();
-            });
+            runOnUiThread(
+                    () -> {
+                        updateStateDisplay(state, media);
+                        updateVerifiedShield(
+                                verified && STATES_SHOWING_SWITCH_TO_CHAT.contains(state));
+                        updateButtonConfiguration(state, media);
+                        updateVideoViews(state);
+                        updateIncomingCallScreen(state, contact);
+                        invalidateOptionsMenu();
+                    });
             if (END_CARD.contains(state)) {
                 final JingleRtpConnection rtpConnection = requireRtpConnection();
                 resetIntent(account, with, state, rtpConnection.getMedia());
@@ -1203,8 +1307,15 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
     }
 
     @Override
-    public void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
-        Log.d(Config.LOGTAG, "onAudioDeviceChanged in activity: selected:" + selectedAudioDevice + ", available:" + availableAudioDevices);
+    public void onAudioDeviceChanged(
+            AppRTCAudioManager.AudioDevice selectedAudioDevice,
+            Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
+        Log.d(
+                Config.LOGTAG,
+                "onAudioDeviceChanged in activity: selected:"
+                        + selectedAudioDevice
+                        + ", available:"
+                        + availableAudioDevices);
         try {
             if (getMedia().contains(Media.VIDEO)) {
                 Log.d(Config.LOGTAG, "nothing to do; in video mode");
@@ -1215,10 +1326,11 @@ public class RtpSessionActivity extends XmppActivity implements XmppConnectionSe
                 final AppRTCAudioManager audioManager = requireRtpConnection().getAudioManager();
                 updateInCallButtonConfigurationSpeaker(
                         audioManager.getSelectedAudioDevice(),
-                        audioManager.getAudioDevices().size()
-                );
+                        audioManager.getAudioDevices().size());
             } else if (END_CARD.contains(endUserState)) {
-                Log.d(Config.LOGTAG, "onAudioDeviceChanged() nothing to do because end card has been reached");
+                Log.d(
+                        Config.LOGTAG,
+                        "onAudioDeviceChanged() nothing to do because end card has been reached");
             } else {
                 putProximityWakeLockInProperState(selectedAudioDevice);
             }

src/main/java/eu/siacs/conversations/ui/SettingsActivity.java 🔗

@@ -224,7 +224,7 @@ public class SettingsActivity extends XmppActivity implements
 
 		final Preference createBackupPreference = mSettingsFragment.findPreference("create_backup");
 		if (createBackupPreference != null) {
-			createBackupPreference.setSummary(getString(R.string.pref_create_backup_summary, FileBackend.getBackupDirectory(this)));
+			createBackupPreference.setSummary(getString(R.string.pref_create_backup_summary, FileBackend.getBackupDirectory(this).getAbsolutePath()));
 			createBackupPreference.setOnPreferenceClickListener(preference -> {
 				if (hasStoragePermission(REQUEST_CREATE_BACKUP)) {
 					createBackup();

src/main/java/eu/siacs/conversations/ui/XmppActivity.java 🔗

@@ -71,10 +71,10 @@ import eu.siacs.conversations.entities.Message;
 import eu.siacs.conversations.entities.Presences;
 import eu.siacs.conversations.services.AvatarService;
 import eu.siacs.conversations.services.BarcodeProvider;
+import eu.siacs.conversations.services.EmojiInitializationService;
 import eu.siacs.conversations.services.QuickConversationsService;
 import eu.siacs.conversations.services.XmppConnectionService;
 import eu.siacs.conversations.services.XmppConnectionService.XmppConnectionBinder;
-import eu.siacs.conversations.ui.service.EmojiService;
 import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
 import eu.siacs.conversations.ui.util.PresenceSelector;
 import eu.siacs.conversations.ui.util.SoftKeyboardUtils;
@@ -408,7 +408,7 @@ public abstract class XmppActivity extends ActionBarActivity {
         super.onCreate(savedInstanceState);
         metrics = getResources().getDisplayMetrics();
         ExceptionHelper.init(getApplicationContext());
-        new EmojiService(this).init();
+        EmojiInitializationService.execute(this);
         this.isCameraFeatureAvailable = getPackageManager().hasSystemFeature(PackageManager.FEATURE_CAMERA_ANY);
         this.mTheme = findTheme();
         setTheme(this.mTheme);

src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java 🔗

@@ -23,7 +23,6 @@ import eu.siacs.conversations.ui.ConversationFragment;
 import eu.siacs.conversations.ui.XmppActivity;
 import eu.siacs.conversations.ui.util.AvatarWorkerTask;
 import eu.siacs.conversations.ui.util.StyledAttributes;
-import eu.siacs.conversations.utils.EmojiWrapper;
 import eu.siacs.conversations.utils.IrregularUnicodeDetector;
 import eu.siacs.conversations.utils.UIHelper;
 import eu.siacs.conversations.xmpp.Jid;
@@ -57,7 +56,7 @@ public class ConversationAdapter extends RecyclerView.Adapter<ConversationAdapte
         if (name instanceof Jid) {
             viewHolder.binding.conversationName.setText(IrregularUnicodeDetector.style(activity, (Jid) name));
         } else {
-            viewHolder.binding.conversationName.setText(EmojiWrapper.transform(name));
+            viewHolder.binding.conversationName.setText(name);
         }
 
         if (conversation == ConversationFragment.getConversation(activity)) {
@@ -85,7 +84,7 @@ public class ConversationAdapter extends RecyclerView.Adapter<ConversationAdapte
 
         if (draft != null) {
             viewHolder.binding.conversationLastmsgImg.setVisibility(View.GONE);
-            viewHolder.binding.conversationLastmsg.setText(EmojiWrapper.transform(draft.getMessage()));
+            viewHolder.binding.conversationLastmsg.setText(draft.getMessage());
             viewHolder.binding.senderName.setText(R.string.draft);
             viewHolder.binding.senderName.setVisibility(View.VISIBLE);
             viewHolder.binding.conversationLastmsg.setTypeface(null, Typeface.NORMAL);
@@ -128,7 +127,7 @@ public class ConversationAdapter extends RecyclerView.Adapter<ConversationAdapte
             }
             final Pair<CharSequence, Boolean> preview = UIHelper.getMessagePreview(activity, message, viewHolder.binding.conversationLastmsg.getCurrentTextColor());
             if (showPreviewText) {
-                viewHolder.binding.conversationLastmsg.setText(EmojiWrapper.transform(UIHelper.shorten(preview.first)));
+                viewHolder.binding.conversationLastmsg.setText(UIHelper.shorten(preview.first));
             } else {
                 viewHolder.binding.conversationLastmsgImg.setContentDescription(preview.first);
             }

src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java 🔗

@@ -22,7 +22,6 @@ import eu.siacs.conversations.ui.SettingsActivity;
 import eu.siacs.conversations.ui.XmppActivity;
 import eu.siacs.conversations.ui.util.AvatarWorkerTask;
 import eu.siacs.conversations.ui.util.StyledAttributes;
-import eu.siacs.conversations.utils.EmojiWrapper;
 import eu.siacs.conversations.utils.IrregularUnicodeDetector;
 import eu.siacs.conversations.xmpp.Jid;
 
@@ -85,7 +84,7 @@ public class ListItemAdapter extends ArrayAdapter<ListItem> {
 		} else {
 			viewHolder.jid.setVisibility(View.GONE);
 		}
-		viewHolder.name.setText(EmojiWrapper.transform(item.getDisplayName()));
+		viewHolder.name.setText(item.getDisplayName());
 		AvatarWorkerTask.loadAvatar(item, viewHolder.avatar, R.dimen.avatar);
 		return view;
 	}

src/main/java/eu/siacs/conversations/ui/adapter/MediaAdapter.java 🔗

@@ -34,7 +34,7 @@ import eu.siacs.conversations.ui.util.ViewUtil;
 
 public class MediaAdapter extends RecyclerView.Adapter<MediaAdapter.MediaViewHolder> {
 
-    private static final List<String> DOCUMENT_MIMES = Arrays.asList(
+    public static final List<String> DOCUMENT_MIMES = Arrays.asList(
             "application/pdf",
             "application/vnd.oasis.opendocument.text",
             "application/msword",

src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java 🔗

@@ -67,7 +67,6 @@ import eu.siacs.conversations.ui.util.QuoteHelper;
 import eu.siacs.conversations.ui.util.ViewUtil;
 import eu.siacs.conversations.ui.widget.ClickableMovementMethod;
 import eu.siacs.conversations.utils.CryptoHelper;
-import eu.siacs.conversations.utils.EmojiWrapper;
 import eu.siacs.conversations.utils.Emoticons;
 import eu.siacs.conversations.utils.GeoHelper;
 import eu.siacs.conversations.utils.MessageUtils;
@@ -339,7 +338,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
         Spannable span = new SpannableString(body);
         float size = Emoticons.isEmoji(body) ? 3.0f : 2.0f;
         span.setSpan(new RelativeSizeSpan(size), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
-        viewHolder.messageBody.setText(EmojiWrapper.transform(span));
+        viewHolder.messageBody.setText(span);
     }
 
     private void applyQuoteSpan(SpannableStringBuilder body, int start, int end, boolean darkBackground) {
@@ -510,7 +509,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
                 }
             }
             viewHolder.messageBody.setAutoLinkMask(0);
-            viewHolder.messageBody.setText(EmojiWrapper.transform(body));
+            viewHolder.messageBody.setText(body);
             viewHolder.messageBody.setMovementMethod(ClickableMovementMethod.getInstance());
         } else {
             viewHolder.messageBody.setText("");

src/main/java/eu/siacs/conversations/ui/util/ViewUtil.java 🔗

@@ -37,9 +37,10 @@ public class ViewUtil {
         view(context, file, mime);
     }
 
-    public static void view(Context context, File file, String mime) {
-        Intent openIntent = new Intent(Intent.ACTION_VIEW);
-        Uri uri;
+    private static void view(Context context, File file, String mime) {
+        Log.d(Config.LOGTAG,"viewing "+file.getAbsolutePath()+" "+mime);
+        final Intent openIntent = new Intent(Intent.ACTION_VIEW);
+        final Uri uri;
         try {
             uri = FileBackend.getUriForFile(context, file);
         } catch (SecurityException e) {
@@ -49,14 +50,9 @@ public class ViewUtil {
         }
         openIntent.setDataAndType(uri, mime);
         openIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
-        PackageManager manager = context.getPackageManager();
-        List<ResolveInfo> info = manager.queryIntentActivities(openIntent, 0);
-        if (info.size() == 0) {
-            openIntent.setDataAndType(uri, "*/*");
-        }
         try {
             context.startActivity(openIntent);
-        } catch (ActivityNotFoundException e) {
+        } catch (final ActivityNotFoundException e) {
             Toast.makeText(context, R.string.no_application_found_to_open_file, Toast.LENGTH_SHORT).show();
         }
     }

src/main/java/eu/siacs/conversations/ui/widget/EditMessage.java 🔗

@@ -15,6 +15,7 @@ import android.view.KeyEvent;
 import android.view.inputmethod.EditorInfo;
 import android.view.inputmethod.InputConnection;
 
+import androidx.appcompat.widget.AppCompatEditText;
 import androidx.core.view.inputmethod.EditorInfoCompat;
 import androidx.core.view.inputmethod.InputConnectionCompat;
 import androidx.core.view.inputmethod.InputContentInfoCompat;
@@ -26,7 +27,7 @@ import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
 import eu.siacs.conversations.ui.util.QuoteHelper;
 
-public class EditMessage extends EmojiWrapperEditText {
+public class EditMessage extends AppCompatEditText {
 
     private static final InputFilter SPAN_FILTER = (source, start, end, dest, dstart, dend) -> source instanceof Spanned ? source.toString() : source;
     private final ExecutorService executor = Executors.newSingleThreadExecutor();

src/main/java/eu/siacs/conversations/utils/CryptoHelper.java 🔗

@@ -36,7 +36,7 @@ public final class CryptoHelper {
     public static final Pattern UUID_PATTERN = Pattern.compile("[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}");
     final public static byte[] ONE = new byte[]{0, 0, 0, 1};
     private static final char[] CHARS = "ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz123456789+-/#$!?".toCharArray();
-    private static final int PW_LENGTH = 10;
+    private static final int PW_LENGTH = 12;
     private static final char[] VOWELS = "aeiou".toCharArray();
     private static final char[] CONSONANTS = "bcfghjklmnpqrstvwxyz".toCharArray();
     private final static char[] hexArray = "0123456789abcdef".toCharArray();

src/main/java/eu/siacs/conversations/utils/FileWriterException.java 🔗

@@ -1,4 +1,14 @@
 package eu.siacs.conversations.utils;
 
+import java.io.File;
+
 public class FileWriterException extends Exception {
+
+    public FileWriterException(File file) {
+        super(String.format("Could not write to %s", file.getAbsolutePath()));
+    }
+
+    FileWriterException() {
+
+    }
 }

src/main/java/eu/siacs/conversations/utils/MimeUtils.java 🔗

@@ -568,11 +568,15 @@ public final class MimeUtils {
     }
 
     private static String getDisplayName(final Context context, final Uri uri) {
-        try (Cursor cursor = context.getContentResolver().query(uri, null, null, null, null)) {
+        try (final Cursor cursor = context.getContentResolver().query(uri, null, null, null, null)) {
             if (cursor != null && cursor.moveToFirst()) {
-                return cursor.getString(cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME));
+                final int index = cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME);
+                if (index == -1) {
+                    return null;
+                }
+                return cursor.getString(index);
             }
-        } catch (Exception e) {
+        } catch (final Exception e) {
             return null;
         }
         return null;

src/main/java/eu/siacs/conversations/xmpp/jingle/AbstractJingleConnection.java 🔗

@@ -1,5 +1,7 @@
 package eu.siacs.conversations.xmpp.jingle;
 
+import androidx.annotation.NonNull;
+
 import com.google.common.base.MoreObjects;
 import com.google.common.base.Objects;
 import com.google.common.base.Preconditions;
@@ -110,6 +112,7 @@ public abstract class AbstractJingleConnection {
         }
 
         @Override
+        @NonNull
         public String toString() {
             return MoreObjects.toStringHelper(this)
                     .add("account", account.getJid())

src/main/java/eu/siacs/conversations/xmpp/jingle/JingleConnectionManager.java 🔗

@@ -52,14 +52,16 @@ import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 
 public class JingleConnectionManager extends AbstractConnectionManager {
-    static final ScheduledExecutorService SCHEDULED_EXECUTOR_SERVICE = Executors.newSingleThreadScheduledExecutor();
+    static final ScheduledExecutorService SCHEDULED_EXECUTOR_SERVICE =
+            Executors.newSingleThreadScheduledExecutor();
     final ToneManager toneManager;
-    private final HashMap<RtpSessionProposal, DeviceDiscoveryState> rtpSessionProposals = new HashMap<>();
-    private final ConcurrentHashMap<AbstractJingleConnection.Id, AbstractJingleConnection> connections = new ConcurrentHashMap<>();
+    private final HashMap<RtpSessionProposal, DeviceDiscoveryState> rtpSessionProposals =
+            new HashMap<>();
+    private final ConcurrentHashMap<AbstractJingleConnection.Id, AbstractJingleConnection>
+            connections = new ConcurrentHashMap<>();
 
-    private final Cache<PersistableSessionId, TerminatedRtpSession> terminatedSessions = CacheBuilder.newBuilder()
-            .expireAfterWrite(24, TimeUnit.HOURS)
-            .build();
+    private final Cache<PersistableSessionId, TerminatedRtpSession> terminatedSessions =
+            CacheBuilder.newBuilder().expireAfterWrite(24, TimeUnit.HOURS).build();
 
     private final HashMap<Jid, JingleCandidate> primaryCandidates = new HashMap<>();
 
@@ -87,17 +89,31 @@ public class JingleConnectionManager extends AbstractConnectionManager {
         } else if (packet.getAction() == JinglePacket.Action.SESSION_INITIATE) {
             final Jid from = packet.getFrom();
             final Content content = packet.getJingleContent();
-            final String descriptionNamespace = content == null ? null : content.getDescriptionNamespace();
+            final String descriptionNamespace =
+                    content == null ? null : content.getDescriptionNamespace();
             final AbstractJingleConnection connection;
             if (FileTransferDescription.NAMESPACES.contains(descriptionNamespace)) {
                 connection = new JingleFileTransferConnection(this, id, from);
-            } else if (Namespace.JINGLE_APPS_RTP.equals(descriptionNamespace) && isUsingClearNet(account)) {
-                final boolean sessionEnded = this.terminatedSessions.asMap().containsKey(PersistableSessionId.of(id));
-                final boolean stranger = isWithStrangerAndStrangerNotificationsAreOff(account, id.with);
+            } else if (Namespace.JINGLE_APPS_RTP.equals(descriptionNamespace)
+                    && isUsingClearNet(account)) {
+                final boolean sessionEnded =
+                        this.terminatedSessions.asMap().containsKey(PersistableSessionId.of(id));
+                final boolean stranger =
+                        isWithStrangerAndStrangerNotificationsAreOff(account, id.with);
                 if (isBusy() != null || sessionEnded || stranger) {
-                    Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": rejected session with " + id.with + " because busy. sessionEnded=" + sessionEnded + ", stranger=" + stranger);
-                    mXmppConnectionService.sendIqPacket(account, packet.generateResponse(IqPacket.TYPE.RESULT), null);
-                    final JinglePacket sessionTermination = new JinglePacket(JinglePacket.Action.SESSION_TERMINATE, id.sessionId);
+                    Log.d(
+                            Config.LOGTAG,
+                            id.account.getJid().asBareJid()
+                                    + ": rejected session with "
+                                    + id.with
+                                    + " because busy. sessionEnded="
+                                    + sessionEnded
+                                    + ", stranger="
+                                    + stranger);
+                    mXmppConnectionService.sendIqPacket(
+                            account, packet.generateResponse(IqPacket.TYPE.RESULT), null);
+                    final JinglePacket sessionTermination =
+                            new JinglePacket(JinglePacket.Action.SESSION_TERMINATE, id.sessionId);
                     sessionTermination.setTo(id.with);
                     sessionTermination.setReason(Reason.BUSY, null);
                     mXmppConnectionService.sendIqPacket(account, sessionTermination, null);
@@ -105,7 +121,8 @@ public class JingleConnectionManager extends AbstractConnectionManager {
                 }
                 connection = new JingleRtpConnection(this, id, from);
             } else {
-                respondWithJingleError(account, packet, "unsupported-info", "feature-not-implemented", "cancel");
+                respondWithJingleError(
+                        account, packet, "unsupported-info", "feature-not-implemented", "cancel");
                 return;
             }
             connections.put(id, connection);
@@ -153,14 +170,17 @@ public class JingleConnectionManager extends AbstractConnectionManager {
         }
     }
 
-    private Optional<RtpSessionProposal> findMatchingSessionProposal(final Account account, final Jid with, final Set<Media> media) {
+    private Optional<RtpSessionProposal> findMatchingSessionProposal(
+            final Account account, final Jid with, final Set<Media> media) {
         synchronized (this.rtpSessionProposals) {
-            for (Map.Entry<RtpSessionProposal, DeviceDiscoveryState> entry : this.rtpSessionProposals.entrySet()) {
+            for (Map.Entry<RtpSessionProposal, DeviceDiscoveryState> entry :
+                    this.rtpSessionProposals.entrySet()) {
                 final RtpSessionProposal proposal = entry.getKey();
                 final DeviceDiscoveryState state = entry.getValue();
-                final boolean openProposal = state == DeviceDiscoveryState.DISCOVERED
-                        || state == DeviceDiscoveryState.SEARCHING
-                        || state == DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED;
+                final boolean openProposal =
+                        state == DeviceDiscoveryState.DISCOVERED
+                                || state == DeviceDiscoveryState.SEARCHING
+                                || state == DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED;
                 if (openProposal
                         && proposal.account == account
                         && proposal.with.equals(with.asBareJid())
@@ -190,7 +210,8 @@ public class JingleConnectionManager extends AbstractConnectionManager {
     }
 
     private boolean isWithStrangerAndStrangerNotificationsAreOff(final Account account, Jid with) {
-        final boolean notifyForStrangers = mXmppConnectionService.getNotificationService().notificationsFromStrangers();
+        final boolean notifyForStrangers =
+                mXmppConnectionService.getNotificationService().notificationsFromStrangers();
         if (notifyForStrangers) {
             return false;
         }
@@ -198,11 +219,17 @@ public class JingleConnectionManager extends AbstractConnectionManager {
         return !contact.showInContactList();
     }
 
-    ScheduledFuture<?> schedule(final Runnable runnable, final long delay, final TimeUnit timeUnit) {
+    ScheduledFuture<?> schedule(
+            final Runnable runnable, final long delay, final TimeUnit timeUnit) {
         return SCHEDULED_EXECUTOR_SERVICE.schedule(runnable, delay, timeUnit);
     }
 
-    void respondWithJingleError(final Account account, final IqPacket original, String jingleCondition, String condition, String conditionType) {
+    void respondWithJingleError(
+            final Account account,
+            final IqPacket original,
+            String jingleCondition,
+            String condition,
+            String conditionType) {
         final IqPacket response = original.generateResponse(IqPacket.TYPE.ERROR);
         final Element error = response.addChild("error");
         error.setAttribute("type", conditionType);
@@ -211,7 +238,14 @@ public class JingleConnectionManager extends AbstractConnectionManager {
         account.getXmppConnection().sendIqPacket(response, null);
     }
 
-    public void deliverMessage(final Account account, final Jid to, final Jid from, final Element message, String remoteMsgId, String serverMsgId, long timestamp) {
+    public void deliverMessage(
+            final Account account,
+            final Jid to,
+            final Jid from,
+            final Element message,
+            String remoteMsgId,
+            String serverMsgId,
+            long timestamp) {
         Preconditions.checkArgument(Namespace.JINGLE_MESSAGE.equals(message.getNamespace()));
         final String sessionId = message.getAttribute("id");
         if (sessionId == null) {
@@ -245,16 +279,24 @@ public class JingleConnectionManager extends AbstractConnectionManager {
         final AbstractJingleConnection existingJingleConnection = connections.get(id);
         if (existingJingleConnection != null) {
             if (existingJingleConnection instanceof JingleRtpConnection) {
-                ((JingleRtpConnection) existingJingleConnection).deliveryMessage(from, message, serverMsgId, timestamp);
+                ((JingleRtpConnection) existingJingleConnection)
+                        .deliveryMessage(from, message, serverMsgId, timestamp);
             } else {
-                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + existingJingleConnection.getClass().getName() + " does not support jingle messages");
+                Log.d(
+                        Config.LOGTAG,
+                        account.getJid().asBareJid()
+                                + ": "
+                                + existingJingleConnection.getClass().getName()
+                                + " does not support jingle messages");
             }
             return;
         }
 
         if (fromSelf) {
             if ("proceed".equals(message.getName())) {
-                final Conversation c = mXmppConnectionService.findOrCreateConversation(account, id.with, false, false);
+                final Conversation c =
+                        mXmppConnectionService.findOrCreateConversation(
+                                account, id.with, false, false);
                 final Message previousBusy = c.findRtpSession(sessionId, Message.STATUS_RECEIVED);
                 if (previousBusy != null) {
                     previousBusy.setBody(new RtpSessionStatus(true, 0).toString());
@@ -263,45 +305,72 @@ public class JingleConnectionManager extends AbstractConnectionManager {
                     }
                     previousBusy.setTime(timestamp);
                     mXmppConnectionService.updateMessage(previousBusy, true);
-                    Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": updated previous busy because call got picked up by another device");
+                    Log.d(
+                            Config.LOGTAG,
+                            id.account.getJid().asBareJid()
+                                    + ": updated previous busy because call got picked up by another device");
                     return;
                 }
             }
-            //TODO handle reject for cases where we don’t have carbon copies (normally reject is to be sent to own bare jid as well)
-            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ignore jingle message from self");
+            // TODO handle reject for cases where we don’t have carbon copies (normally reject is to
+            // be sent to own bare jid as well)
+            Log.d(
+                    Config.LOGTAG,
+                    account.getJid().asBareJid() + ": ignore jingle message from self");
             return;
         }
 
         if ("propose".equals(message.getName())) {
             final Propose propose = Propose.upgrade(message);
             final List<GenericDescription> descriptions = propose.getDescriptions();
-            final Collection<RtpDescription> rtpDescriptions = Collections2.transform(
-                    Collections2.filter(descriptions, d -> d instanceof RtpDescription),
-                    input -> (RtpDescription) input
-            );
-            if (rtpDescriptions.size() > 0 && rtpDescriptions.size() == descriptions.size() && isUsingClearNet(account)) {
-                final Collection<Media> media = Collections2.transform(rtpDescriptions, RtpDescription::getMedia);
+            final Collection<RtpDescription> rtpDescriptions =
+                    Collections2.transform(
+                            Collections2.filter(descriptions, d -> d instanceof RtpDescription),
+                            input -> (RtpDescription) input);
+            if (rtpDescriptions.size() > 0
+                    && rtpDescriptions.size() == descriptions.size()
+                    && isUsingClearNet(account)) {
+                final Collection<Media> media =
+                        Collections2.transform(rtpDescriptions, RtpDescription::getMedia);
                 if (media.contains(Media.UNKNOWN)) {
-                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": encountered unknown media in session proposal. " + propose);
+                    Log.d(
+                            Config.LOGTAG,
+                            account.getJid().asBareJid()
+                                    + ": encountered unknown media in session proposal. "
+                                    + propose);
                     return;
                 }
-                final Optional<RtpSessionProposal> matchingSessionProposal = findMatchingSessionProposal(account, id.with, ImmutableSet.copyOf(media));
+                final Optional<RtpSessionProposal> matchingSessionProposal =
+                        findMatchingSessionProposal(account, id.with, ImmutableSet.copyOf(media));
                 if (matchingSessionProposal.isPresent()) {
                     final String ourSessionId = matchingSessionProposal.get().sessionId;
                     final String theirSessionId = id.sessionId;
                     if (ComparisonChain.start()
-                            .compare(ourSessionId, theirSessionId)
-                            .compare(account.getJid().toEscapedString(), id.with.toEscapedString())
-                            .result() > 0) {
-                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": our session lost tie break. automatically accepting their session. winning Session=" + theirSessionId);
-                        //TODO a retract for this reason should probably include some indication of tie break
+                                    .compare(ourSessionId, theirSessionId)
+                                    .compare(
+                                            account.getJid().toEscapedString(),
+                                            id.with.toEscapedString())
+                                    .result()
+                            > 0) {
+                        Log.d(
+                                Config.LOGTAG,
+                                account.getJid().asBareJid()
+                                        + ": our session lost tie break. automatically accepting their session. winning Session="
+                                        + theirSessionId);
+                        // TODO a retract for this reason should probably include some indication of
+                        // tie break
                         retractSessionProposal(matchingSessionProposal.get());
-                        final JingleRtpConnection rtpConnection = new JingleRtpConnection(this, id, from);
+                        final JingleRtpConnection rtpConnection =
+                                new JingleRtpConnection(this, id, from);
                         this.connections.put(id, rtpConnection);
                         rtpConnection.setProposedMedia(ImmutableSet.copyOf(media));
                         rtpConnection.deliveryMessage(from, message, serverMsgId, timestamp);
                     } else {
-                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": our session won tie break. waiting for other party to accept. winningSession=" + ourSessionId);
+                        Log.d(
+                                Config.LOGTAG,
+                                account.getJid().asBareJid()
+                                        + ": our session won tie break. waiting for other party to accept. winningSession="
+                                        + ourSessionId);
                     }
                     return;
                 }
@@ -309,38 +378,63 @@ public class JingleConnectionManager extends AbstractConnectionManager {
                 if (isBusy() != null || stranger) {
                     writeLogMissedIncoming(account, id.with.asBareJid(), id.sessionId, serverMsgId, timestamp);
                     if (stranger) {
-                        Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": ignoring call proposal from stranger " + id.with);
+                        Log.d(
+                                Config.LOGTAG,
+                                id.account.getJid().asBareJid()
+                                        + ": ignoring call proposal from stranger "
+                                        + id.with);
                         return;
                     }
                     final int activeDevices = account.activeDevicesWithRtpCapability();
                     Log.d(Config.LOGTAG, "active devices with rtp capability: " + activeDevices);
                     if (activeDevices == 0) {
-                        final MessagePacket reject = mXmppConnectionService.getMessageGenerator().sessionReject(from, sessionId);
+                        final MessagePacket reject =
+                                mXmppConnectionService
+                                        .getMessageGenerator()
+                                        .sessionReject(from, sessionId);
                         mXmppConnectionService.sendMessagePacket(account, reject);
                     } else {
-                        Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": ignoring proposal because busy on this device but there are other devices");
+                        Log.d(
+                                Config.LOGTAG,
+                                id.account.getJid().asBareJid()
+                                        + ": ignoring proposal because busy on this device but there are other devices");
                     }
                 } else {
-                    final JingleRtpConnection rtpConnection = new JingleRtpConnection(this, id, from);
+                    final JingleRtpConnection rtpConnection =
+                            new JingleRtpConnection(this, id, from);
                     this.connections.put(id, rtpConnection);
                     rtpConnection.setProposedMedia(ImmutableSet.copyOf(media));
                     rtpConnection.deliveryMessage(from, message, serverMsgId, timestamp);
                 }
             } else {
-                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to react to proposed session with " + rtpDescriptions.size() + " rtp descriptions of " + descriptions.size() + " total descriptions");
+                Log.d(
+                        Config.LOGTAG,
+                        account.getJid().asBareJid()
+                                + ": unable to react to proposed session with "
+                                + rtpDescriptions.size()
+                                + " rtp descriptions of "
+                                + descriptions.size()
+                                + " total descriptions");
             }
         } else if (addressedDirectly && "proceed".equals(message.getName())) {
             synchronized (rtpSessionProposals) {
-                final RtpSessionProposal proposal = getRtpSessionProposal(account, from.asBareJid(), sessionId);
+                final RtpSessionProposal proposal =
+                        getRtpSessionProposal(account, from.asBareJid(), sessionId);
                 if (proposal != null) {
                     rtpSessionProposals.remove(proposal);
-                    final JingleRtpConnection rtpConnection = new JingleRtpConnection(this, id, account.getJid());
+                    final JingleRtpConnection rtpConnection =
+                            new JingleRtpConnection(this, id, account.getJid());
                     rtpConnection.setProposedMedia(proposal.media);
                     this.connections.put(id, rtpConnection);
                     rtpConnection.transitionOrThrow(AbstractJingleConnection.State.PROPOSED);
                     rtpConnection.deliveryMessage(from, message, serverMsgId, timestamp);
                 } else {
-                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": no rtp session proposal found for " + from + " to deliver proceed");
+                    Log.d(
+                            Config.LOGTAG,
+                            account.getJid().asBareJid()
+                                    + ": no rtp session proposal found for "
+                                    + from
+                                    + " to deliver proceed");
                     if (remoteMsgId == null) {
                         return;
                     }
@@ -356,63 +450,77 @@ public class JingleConnectionManager extends AbstractConnectionManager {
                 }
             }
         } else if (addressedDirectly && "reject".equals(message.getName())) {
-            final RtpSessionProposal proposal = getRtpSessionProposal(account, from.asBareJid(), sessionId);
+            final RtpSessionProposal proposal =
+                    getRtpSessionProposal(account, from.asBareJid(), sessionId);
             synchronized (rtpSessionProposals) {
                 if (proposal != null && rtpSessionProposals.remove(proposal) != null) {
-                    writeLogMissedOutgoing(account, proposal.with, proposal.sessionId, serverMsgId, timestamp);
+                    writeLogMissedOutgoing(
+                            account, proposal.with, proposal.sessionId, serverMsgId, timestamp);
                     toneManager.transition(RtpEndUserState.DECLINED_OR_BUSY, proposal.media);
-                    mXmppConnectionService.notifyJingleRtpConnectionUpdate(account, proposal.with, proposal.sessionId, RtpEndUserState.DECLINED_OR_BUSY);
+                    mXmppConnectionService.notifyJingleRtpConnectionUpdate(
+                            account,
+                            proposal.with,
+                            proposal.sessionId,
+                            RtpEndUserState.DECLINED_OR_BUSY);
                 } else {
-                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": no rtp session proposal found for " + from + " to deliver reject");
+                    Log.d(
+                            Config.LOGTAG,
+                            account.getJid().asBareJid()
+                                    + ": no rtp session proposal found for "
+                                    + from
+                                    + " to deliver reject");
                 }
             }
         } else {
-            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": retrieved out of order jingle message" + message);
+            Log.d(
+                    Config.LOGTAG,
+                    account.getJid().asBareJid()
+                            + ": retrieved out of order jingle message"
+                            + message);
         }
-
     }
 
-    private RtpSessionProposal getRtpSessionProposal(final Account account, Jid from, String sessionId) {
+    private RtpSessionProposal getRtpSessionProposal(
+            final Account account, Jid from, String sessionId) {
         for (RtpSessionProposal rtpSessionProposal : rtpSessionProposals.keySet()) {
-            if (rtpSessionProposal.sessionId.equals(sessionId) && rtpSessionProposal.with.equals(from) && rtpSessionProposal.account.getJid().equals(account.getJid())) {
+            if (rtpSessionProposal.sessionId.equals(sessionId)
+                    && rtpSessionProposal.with.equals(from)
+                    && rtpSessionProposal.account.getJid().equals(account.getJid())) {
                 return rtpSessionProposal;
             }
         }
         return null;
     }
 
-    private void writeLogMissedOutgoing(final Account account, Jid with, final String sessionId, String serverMsgId, long timestamp) {
-        final Conversation conversation = mXmppConnectionService.findOrCreateConversation(
-                account,
-                with.asBareJid(),
-                false,
-                false
-        );
-        final Message message = new Message(
-                conversation,
-                Message.STATUS_SEND,
-                Message.TYPE_RTP_SESSION,
-                sessionId
-        );
+    private void writeLogMissedOutgoing(
+            final Account account,
+            Jid with,
+            final String sessionId,
+            String serverMsgId,
+            long timestamp) {
+        final Conversation conversation =
+                mXmppConnectionService.findOrCreateConversation(
+                        account, with.asBareJid(), false, false);
+        final Message message =
+                new Message(conversation, Message.STATUS_SEND, Message.TYPE_RTP_SESSION, sessionId);
         message.setBody(new RtpSessionStatus(false, 0).toString());
         message.setServerMsgId(serverMsgId);
         message.setTime(timestamp);
         writeMessage(message);
     }
 
-    private void writeLogMissedIncoming(final Account account, Jid with, final String sessionId, String serverMsgId, long timestamp) {
-        final Conversation conversation = mXmppConnectionService.findOrCreateConversation(
-                account,
-                with.asBareJid(),
-                false,
-                false
-        );
-        final Message message = new Message(
-                conversation,
-                Message.STATUS_RECEIVED,
-                Message.TYPE_RTP_SESSION,
-                sessionId
-        );
+    private void writeLogMissedIncoming(
+            final Account account,
+            Jid with,
+            final String sessionId,
+            String serverMsgId,
+            long timestamp) {
+        final Conversation conversation =
+                mXmppConnectionService.findOrCreateConversation(
+                        account, with.asBareJid(), false, false);
+        final Message message =
+                new Message(
+                        conversation, Message.STATUS_RECEIVED, Message.TYPE_RTP_SESSION, sessionId);
         message.setBody(new RtpSessionStatus(false, 0).toString());
         message.setServerMsgId(serverMsgId);
         message.setTime(timestamp);
@@ -431,34 +539,41 @@ public class JingleConnectionManager extends AbstractConnectionManager {
     }
 
     public void startJingleFileTransfer(final Message message) {
-        Preconditions.checkArgument(message.isFileOrImage(), "Message is not of type file or image");
+        Preconditions.checkArgument(
+                message.isFileOrImage(), "Message is not of type file or image");
         final Transferable old = message.getTransferable();
         if (old != null) {
             old.cancel();
         }
         final Account account = message.getConversation().getAccount();
         final AbstractJingleConnection.Id id = AbstractJingleConnection.Id.of(message);
-        final JingleFileTransferConnection connection = new JingleFileTransferConnection(this, id, account.getJid());
+        final JingleFileTransferConnection connection =
+                new JingleFileTransferConnection(this, id, account.getJid());
         mXmppConnectionService.markMessage(message, Message.STATUS_WAITING);
         this.connections.put(id, connection);
         connection.init(message);
     }
 
     public Optional<OngoingRtpSession> getOngoingRtpConnection(final Contact contact) {
-        for (final Map.Entry<AbstractJingleConnection.Id, AbstractJingleConnection> entry : this.connections.entrySet()) {
+        for (final Map.Entry<AbstractJingleConnection.Id, AbstractJingleConnection> entry :
+                this.connections.entrySet()) {
             if (entry.getValue() instanceof JingleRtpConnection) {
                 final AbstractJingleConnection.Id id = entry.getKey();
-                if (id.account == contact.getAccount() && id.with.asBareJid().equals(contact.getJid().asBareJid())) {
+                if (id.account == contact.getAccount()
+                        && id.with.asBareJid().equals(contact.getJid().asBareJid())) {
                     return Optional.of(id);
                 }
             }
         }
         synchronized (this.rtpSessionProposals) {
-            for (Map.Entry<RtpSessionProposal, DeviceDiscoveryState> entry : this.rtpSessionProposals.entrySet()) {
+            for (Map.Entry<RtpSessionProposal, DeviceDiscoveryState> entry :
+                    this.rtpSessionProposals.entrySet()) {
                 RtpSessionProposal proposal = entry.getKey();
-                if (proposal.account == contact.getAccount() && contact.getJid().asBareJid().equals(proposal.with)) {
+                if (proposal.account == contact.getAccount()
+                        && contact.getJid().asBareJid().equals(proposal.with)) {
                     final DeviceDiscoveryState preexistingState = entry.getValue();
-                    if (preexistingState != null && preexistingState != DeviceDiscoveryState.FAILED) {
+                    if (preexistingState != null
+                            && preexistingState != DeviceDiscoveryState.FAILED) {
                         return Optional.of(proposal);
                     }
                 }
@@ -474,7 +589,8 @@ public class JingleConnectionManager extends AbstractConnectionManager {
     void finishConnectionOrThrow(final AbstractJingleConnection connection) {
         final AbstractJingleConnection.Id id = connection.getId();
         if (this.connections.remove(id) == null) {
-            throw new IllegalStateException(String.format("Unable to finish connection with id=%s", id.toString()));
+            throw new IllegalStateException(
+                    String.format("Unable to finish connection with id=%s", id.toString()));
         }
     }
 
@@ -493,49 +609,70 @@ public class JingleConnectionManager extends AbstractConnectionManager {
         return firedUpdates;
     }
 
-    void getPrimaryCandidate(final Account account, final boolean initiator, final OnPrimaryCandidateFound listener) {
+    void getPrimaryCandidate(
+            final Account account,
+            final boolean initiator,
+            final OnPrimaryCandidateFound listener) {
         if (Config.DISABLE_PROXY_LOOKUP) {
             listener.onPrimaryCandidateFound(false, null);
             return;
         }
         if (!this.primaryCandidates.containsKey(account.getJid().asBareJid())) {
-            final Jid proxy = account.getXmppConnection().findDiscoItemByFeature(Namespace.BYTE_STREAMS);
+            final Jid proxy =
+                    account.getXmppConnection().findDiscoItemByFeature(Namespace.BYTE_STREAMS);
             if (proxy != null) {
                 IqPacket iq = new IqPacket(IqPacket.TYPE.GET);
                 iq.setTo(proxy);
                 iq.query(Namespace.BYTE_STREAMS);
-                account.getXmppConnection().sendIqPacket(iq, new OnIqPacketReceived() {
-
-                    @Override
-                    public void onIqPacketReceived(Account account, IqPacket packet) {
-                        final Element streamhost = packet.query().findChild("streamhost", Namespace.BYTE_STREAMS);
-                        final String host = streamhost == null ? null : streamhost.getAttribute("host");
-                        final String port = streamhost == null ? null : streamhost.getAttribute("port");
-                        if (host != null && port != null) {
-                            try {
-                                JingleCandidate candidate = new JingleCandidate(nextRandomId(), true);
-                                candidate.setHost(host);
-                                candidate.setPort(Integer.parseInt(port));
-                                candidate.setType(JingleCandidate.TYPE_PROXY);
-                                candidate.setJid(proxy);
-                                candidate.setPriority(655360 + (initiator ? 30 : 0));
-                                primaryCandidates.put(account.getJid().asBareJid(), candidate);
-                                listener.onPrimaryCandidateFound(true, candidate);
-                            } catch (final NumberFormatException e) {
-                                listener.onPrimaryCandidateFound(false, null);
-                            }
-                        } else {
-                            listener.onPrimaryCandidateFound(false, null);
-                        }
-                    }
-                });
+                account.getXmppConnection()
+                        .sendIqPacket(
+                                iq,
+                                new OnIqPacketReceived() {
+
+                                    @Override
+                                    public void onIqPacketReceived(
+                                            Account account, IqPacket packet) {
+                                        final Element streamhost =
+                                                packet.query()
+                                                        .findChild(
+                                                                "streamhost",
+                                                                Namespace.BYTE_STREAMS);
+                                        final String host =
+                                                streamhost == null
+                                                        ? null
+                                                        : streamhost.getAttribute("host");
+                                        final String port =
+                                                streamhost == null
+                                                        ? null
+                                                        : streamhost.getAttribute("port");
+                                        if (host != null && port != null) {
+                                            try {
+                                                JingleCandidate candidate =
+                                                        new JingleCandidate(nextRandomId(), true);
+                                                candidate.setHost(host);
+                                                candidate.setPort(Integer.parseInt(port));
+                                                candidate.setType(JingleCandidate.TYPE_PROXY);
+                                                candidate.setJid(proxy);
+                                                candidate.setPriority(
+                                                        655360 + (initiator ? 30 : 0));
+                                                primaryCandidates.put(
+                                                        account.getJid().asBareJid(), candidate);
+                                                listener.onPrimaryCandidateFound(true, candidate);
+                                            } catch (final NumberFormatException e) {
+                                                listener.onPrimaryCandidateFound(false, null);
+                                            }
+                                        } else {
+                                            listener.onPrimaryCandidateFound(false, null);
+                                        }
+                                    }
+                                });
             } else {
                 listener.onPrimaryCandidateFound(false, null);
             }
 
         } else {
-            listener.onPrimaryCandidateFound(true,
-                    this.primaryCandidates.get(account.getJid().asBareJid()));
+            listener.onPrimaryCandidateFound(
+                    true, this.primaryCandidates.get(account.getJid().asBareJid()));
         }
     }
 
@@ -557,16 +694,28 @@ public class JingleConnectionManager extends AbstractConnectionManager {
     private void retractSessionProposal(RtpSessionProposal rtpSessionProposal) {
         final Account account = rtpSessionProposal.account;
         toneManager.transition(RtpEndUserState.ENDED, rtpSessionProposal.media);
-        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": retracting rtp session proposal with " + rtpSessionProposal.with);
+        Log.d(
+                Config.LOGTAG,
+                account.getJid().asBareJid()
+                        + ": retracting rtp session proposal with "
+                        + rtpSessionProposal.with);
         this.rtpSessionProposals.remove(rtpSessionProposal);
-        final MessagePacket messagePacket = mXmppConnectionService.getMessageGenerator().sessionRetract(rtpSessionProposal);
-        writeLogMissedOutgoing(account, rtpSessionProposal.with, rtpSessionProposal.sessionId, null, System.currentTimeMillis());
+        final MessagePacket messagePacket =
+                mXmppConnectionService.getMessageGenerator().sessionRetract(rtpSessionProposal);
+        writeLogMissedOutgoing(
+                account,
+                rtpSessionProposal.with,
+                rtpSessionProposal.sessionId,
+                null,
+                System.currentTimeMillis());
         mXmppConnectionService.sendMessagePacket(account, messagePacket);
     }
 
-    public String initializeRtpSession(final Account account, final Jid with, final Set<Media> media) {
+    public String initializeRtpSession(
+            final Account account, final Jid with, final Set<Media> media) {
         final AbstractJingleConnection.Id id = AbstractJingleConnection.Id.of(account, with);
-        final JingleRtpConnection rtpConnection = new JingleRtpConnection(this, id, account.getJid());
+        final JingleRtpConnection rtpConnection =
+                new JingleRtpConnection(this, id, account.getJid());
         rtpConnection.setProposedMedia(media);
         this.connections.put(id, rtpConnection);
         rtpConnection.sendSessionInitiate();
@@ -575,11 +724,13 @@ public class JingleConnectionManager extends AbstractConnectionManager {
 
     public String proposeJingleRtpSession(final Account account, final Jid with, final Set<Media> media) {
         synchronized (this.rtpSessionProposals) {
-            for (Map.Entry<RtpSessionProposal, DeviceDiscoveryState> entry : this.rtpSessionProposals.entrySet()) {
+            for (Map.Entry<RtpSessionProposal, DeviceDiscoveryState> entry :
+                    this.rtpSessionProposals.entrySet()) {
                 RtpSessionProposal proposal = entry.getKey();
                 if (proposal.account == account && with.asBareJid().equals(proposal.with)) {
                     final DeviceDiscoveryState preexistingState = entry.getValue();
-                    if (preexistingState != null && preexistingState != DeviceDiscoveryState.FAILED) {
+                    if (preexistingState != null
+                            && preexistingState != DeviceDiscoveryState.FAILED) {
                         final RtpEndUserState endUserState = preexistingState.toEndUserState();
                         toneManager.transition(endUserState, media);
                         mXmppConnectionService.notifyJingleRtpConnectionUpdate(
@@ -601,15 +752,13 @@ public class JingleConnectionManager extends AbstractConnectionManager {
                 }
                 throw new IllegalStateException("There is already a running RTP session: " + busyCode);
             }
-            final RtpSessionProposal proposal = RtpSessionProposal.of(account, with.asBareJid(), media);
+            final RtpSessionProposal proposal =
+                    RtpSessionProposal.of(account, with.asBareJid(), media);
             this.rtpSessionProposals.put(proposal, DeviceDiscoveryState.SEARCHING);
             mXmppConnectionService.notifyJingleRtpConnectionUpdate(
-                    account,
-                    proposal.with,
-                    proposal.sessionId,
-                    RtpEndUserState.FINDING_DEVICE
-            );
-            final MessagePacket messagePacket = mXmppConnectionService.getMessageGenerator().sessionProposal(proposal);
+                    account, proposal.with, proposal.sessionId, RtpEndUserState.FINDING_DEVICE);
+            final MessagePacket messagePacket =
+                    mXmppConnectionService.getMessageGenerator().sessionProposal(proposal);
             mXmppConnectionService.sendMessagePacket(account, messagePacket);
             return proposal.sessionId;
         }
@@ -617,7 +766,8 @@ public class JingleConnectionManager extends AbstractConnectionManager {
 
     public boolean hasMatchingProposal(final Account account, final Jid with) {
         synchronized (this.rtpSessionProposals) {
-            for (Map.Entry<RtpSessionProposal, DeviceDiscoveryState> entry : this.rtpSessionProposals.entrySet()) {
+            for (Map.Entry<RtpSessionProposal, DeviceDiscoveryState> entry :
+                    this.rtpSessionProposals.entrySet()) {
                 final RtpSessionProposal proposal = entry.getKey();
                 if (proposal.account == account && with.asBareJid().equals(proposal.with)) {
                     return true;
@@ -646,10 +796,12 @@ public class JingleConnectionManager extends AbstractConnectionManager {
         if (sid != null) {
             for (final AbstractJingleConnection connection : this.connections.values()) {
                 if (connection instanceof JingleFileTransferConnection) {
-                    final JingleFileTransferConnection fileTransfer = (JingleFileTransferConnection) connection;
+                    final JingleFileTransferConnection fileTransfer =
+                            (JingleFileTransferConnection) connection;
                     final JingleTransport transport = fileTransfer.getTransport();
                     if (transport instanceof JingleInBandTransport) {
-                        final JingleInBandTransport inBandTransport = (JingleInBandTransport) transport;
+                        final JingleInBandTransport inBandTransport =
+                                (JingleInBandTransport) transport;
                         if (inBandTransport.matches(account, sid)) {
                             inBandTransport.deliverPayload(packet, payload);
                         }
@@ -659,7 +811,8 @@ public class JingleConnectionManager extends AbstractConnectionManager {
             }
         }
         Log.d(Config.LOGTAG, "unable to deliver ibb packet: " + packet.toString());
-        account.getXmppConnection().sendIqPacket(packet.generateResponse(IqPacket.TYPE.ERROR), null);
+        account.getXmppConnection()
+                .sendIqPacket(packet.generateResponse(IqPacket.TYPE.ERROR), null);
     }
 
     public void notifyRebound(final Account account) {
@@ -672,8 +825,10 @@ public class JingleConnectionManager extends AbstractConnectionManager {
         }
     }
 
-    public WeakReference<JingleRtpConnection> findJingleRtpConnection(Account account, Jid with, String sessionId) {
-        final AbstractJingleConnection.Id id = AbstractJingleConnection.Id.of(account, with, sessionId);
+    public WeakReference<JingleRtpConnection> findJingleRtpConnection(
+            Account account, Jid with, String sessionId) {
+        final AbstractJingleConnection.Id id =
+                AbstractJingleConnection.Id.of(account, with, sessionId);
         final AbstractJingleConnection connection = connections.get(id);
         if (connection instanceof JingleRtpConnection) {
             return new WeakReference<>((JingleRtpConnection) connection);
@@ -683,34 +838,53 @@ public class JingleConnectionManager extends AbstractConnectionManager {
 
     private void resendSessionProposals(final Account account) {
         synchronized (this.rtpSessionProposals) {
-            for (final Map.Entry<RtpSessionProposal, DeviceDiscoveryState> entry : this.rtpSessionProposals.entrySet()) {
+            for (final Map.Entry<RtpSessionProposal, DeviceDiscoveryState> entry :
+                    this.rtpSessionProposals.entrySet()) {
                 final RtpSessionProposal proposal = entry.getKey();
-                if (entry.getValue() == DeviceDiscoveryState.SEARCHING && proposal.account == account) {
-                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": resending session proposal to " + proposal.with);
-                    final MessagePacket messagePacket = mXmppConnectionService.getMessageGenerator().sessionProposal(proposal);
+                if (entry.getValue() == DeviceDiscoveryState.SEARCHING
+                        && proposal.account == account) {
+                    Log.d(
+                            Config.LOGTAG,
+                            account.getJid().asBareJid()
+                                    + ": resending session proposal to "
+                                    + proposal.with);
+                    final MessagePacket messagePacket =
+                            mXmppConnectionService.getMessageGenerator().sessionProposal(proposal);
                     mXmppConnectionService.sendMessagePacket(account, messagePacket);
                 }
             }
         }
     }
 
-    public void updateProposedSessionDiscovered(Account account, Jid from, String sessionId, final DeviceDiscoveryState target) {
+    public void updateProposedSessionDiscovered(
+            Account account, Jid from, String sessionId, final DeviceDiscoveryState target) {
         synchronized (this.rtpSessionProposals) {
-            final RtpSessionProposal sessionProposal = getRtpSessionProposal(account, from.asBareJid(), sessionId);
-            final DeviceDiscoveryState currentState = sessionProposal == null ? null : rtpSessionProposals.get(sessionProposal);
+            final RtpSessionProposal sessionProposal =
+                    getRtpSessionProposal(account, from.asBareJid(), sessionId);
+            final DeviceDiscoveryState currentState =
+                    sessionProposal == null ? null : rtpSessionProposals.get(sessionProposal);
             if (currentState == null) {
                 Log.d(Config.LOGTAG, "unable to find session proposal for session id " + sessionId);
                 return;
             }
             if (currentState == DeviceDiscoveryState.DISCOVERED) {
-                Log.d(Config.LOGTAG, "session proposal already at discovered. not going to fall back");
+                Log.d(
+                        Config.LOGTAG,
+                        "session proposal already at discovered. not going to fall back");
                 return;
             }
             this.rtpSessionProposals.put(sessionProposal, target);
             final RtpEndUserState endUserState = target.toEndUserState();
             toneManager.transition(endUserState, sessionProposal.media);
-            mXmppConnectionService.notifyJingleRtpConnectionUpdate(account, sessionProposal.with, sessionProposal.sessionId, endUserState);
-            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": flagging session " + sessionId + " as " + target);
+            mXmppConnectionService.notifyJingleRtpConnectionUpdate(
+                    account, sessionProposal.with, sessionProposal.sessionId, endUserState);
+            Log.d(
+                    Config.LOGTAG,
+                    account.getJid().asBareJid()
+                            + ": flagging session "
+                            + sessionId
+                            + " as "
+                            + target);
         }
     }
 
@@ -735,7 +909,8 @@ public class JingleConnectionManager extends AbstractConnectionManager {
     }
 
     public void failProceed(Account account, final Jid with, String sessionId) {
-        final AbstractJingleConnection.Id id = AbstractJingleConnection.Id.of(account, with, sessionId);
+        final AbstractJingleConnection.Id id =
+                AbstractJingleConnection.Id.of(account, with, sessionId);
         final AbstractJingleConnection existingJingleConnection = connections.get(id);
         if (existingJingleConnection instanceof JingleRtpConnection) {
             ((JingleRtpConnection) existingJingleConnection).deliverFailedProceed();
@@ -746,13 +921,17 @@ public class JingleConnectionManager extends AbstractConnectionManager {
         if (connections.containsValue(connection)) {
             return;
         }
-        final IllegalStateException e = new IllegalStateException("JingleConnection has not been registered with connection manager");
+        final IllegalStateException e =
+                new IllegalStateException(
+                        "JingleConnection has not been registered with connection manager");
         Log.e(Config.LOGTAG, "ensureConnectionIsRegistered() failed. Going to throw", e);
         throw e;
     }
 
-    void setTerminalSessionState(AbstractJingleConnection.Id id, final RtpEndUserState state, final Set<Media> media) {
-        this.terminatedSessions.put(PersistableSessionId.of(id), new TerminatedRtpSession(state, media));
+    void setTerminalSessionState(
+            AbstractJingleConnection.Id id, final RtpEndUserState state, final Set<Media> media) {
+        this.terminatedSessions.put(
+                PersistableSessionId.of(id), new TerminatedRtpSession(state, media));
     }
 
     public TerminatedRtpSession getTerminalSessionState(final Jid with, final String sessionId) {
@@ -777,8 +956,7 @@ public class JingleConnectionManager extends AbstractConnectionManager {
             if (this == o) return true;
             if (o == null || getClass() != o.getClass()) return false;
             PersistableSessionId that = (PersistableSessionId) o;
-            return Objects.equal(with, that.with) &&
-                    Objects.equal(sessionId, that.sessionId);
+            return Objects.equal(with, that.with) && Objects.equal(sessionId, that.sessionId);
         }
 
         @Override
@@ -798,7 +976,10 @@ public class JingleConnectionManager extends AbstractConnectionManager {
     }
 
     public enum DeviceDiscoveryState {
-        SEARCHING, SEARCHING_ACKNOWLEDGED, DISCOVERED, FAILED;
+        SEARCHING,
+        SEARCHING_ACKNOWLEDGED,
+        DISCOVERED,
+        FAILED;
 
         public RtpEndUserState toEndUserState() {
             switch (this) {
@@ -839,9 +1020,9 @@ public class JingleConnectionManager extends AbstractConnectionManager {
             if (this == o) return true;
             if (o == null || getClass() != o.getClass()) return false;
             RtpSessionProposal proposal = (RtpSessionProposal) o;
-            return Objects.equal(account.getJid(), proposal.account.getJid()) &&
-                    Objects.equal(with, proposal.with) &&
-                    Objects.equal(sessionId, proposal.sessionId);
+            return Objects.equal(account.getJid(), proposal.account.getJid())
+                    && Objects.equal(with, proposal.with)
+                    && Objects.equal(sessionId, proposal.sessionId);
         }
 
         @Override

src/main/java/eu/siacs/conversations/xmpp/jingle/JingleFileTransferConnection.java 🔗

@@ -492,19 +492,19 @@ public class JingleFileTransferConnection extends AbstractJingleConnection imple
                 AbstractConnectionManager.Extension extension = AbstractConnectionManager.Extension.of(path);
                 if (VALID_IMAGE_EXTENSIONS.contains(extension.main)) {
                     message.setType(Message.TYPE_IMAGE);
-                    message.setRelativeFilePath(message.getUuid() + "." + extension.main);
+                    xmppConnectionService.getFileBackend().setupRelativeFilePath(message, message.getUuid() + "." + extension.main);
                 } else if (VALID_CRYPTO_EXTENSIONS.contains(extension.main)) {
                     if (VALID_IMAGE_EXTENSIONS.contains(extension.secondary)) {
                         message.setType(Message.TYPE_IMAGE);
-                        message.setRelativeFilePath(message.getUuid() + "." + extension.secondary);
+                        xmppConnectionService.getFileBackend().setupRelativeFilePath(message,message.getUuid() + "." + extension.secondary);
                     } else {
                         message.setType(Message.TYPE_FILE);
-                        message.setRelativeFilePath(message.getUuid() + (extension.secondary != null ? ("." + extension.secondary) : ""));
+                        xmppConnectionService.getFileBackend().setupRelativeFilePath(message,message.getUuid() + (extension.secondary != null ? ("." + extension.secondary) : ""));
                     }
                     message.setEncryption(Message.ENCRYPTION_PGP);
                 } else {
                     message.setType(Message.TYPE_FILE);
-                    message.setRelativeFilePath(message.getUuid() + (extension.main != null ? ("." + extension.main) : ""));
+                    xmppConnectionService.getFileBackend().setupRelativeFilePath(message,message.getUuid() + (extension.main != null ? ("." + extension.main) : ""));
                 }
                 long size = parseLong(fileSize, 0);
                 message.setBody(Long.toString(size));

src/main/java/eu/siacs/conversations/xmpp/jingle/JingleRtpConnection.java 🔗

@@ -62,91 +62,103 @@ import eu.siacs.conversations.xmpp.jingle.stanzas.RtpDescription;
 import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 
-public class JingleRtpConnection extends AbstractJingleConnection implements WebRTCWrapper.EventCallback {
+public class JingleRtpConnection extends AbstractJingleConnection
+        implements WebRTCWrapper.EventCallback {
 
-    public static final List<State> STATES_SHOWING_ONGOING_CALL = Arrays.asList(
-            State.PROCEED,
-            State.SESSION_INITIALIZED_PRE_APPROVED,
-            State.SESSION_ACCEPTED
-    );
+    public static final List<State> STATES_SHOWING_ONGOING_CALL =
+            Arrays.asList(
+                    State.PROCEED, State.SESSION_INITIALIZED_PRE_APPROVED, State.SESSION_ACCEPTED);
     private static final long BUSY_TIME_OUT = 30;
-    private static final List<State> TERMINATED = Arrays.asList(
-            State.ACCEPTED,
-            State.REJECTED,
-            State.REJECTED_RACED,
-            State.RETRACTED,
-            State.RETRACTED_RACED,
-            State.TERMINATED_SUCCESS,
-            State.TERMINATED_DECLINED_OR_BUSY,
-            State.TERMINATED_CONNECTIVITY_ERROR,
-            State.TERMINATED_CANCEL_OR_TIMEOUT,
-            State.TERMINATED_APPLICATION_FAILURE,
-            State.TERMINATED_SECURITY_ERROR
-    );
+    private static final List<State> TERMINATED =
+            Arrays.asList(
+                    State.ACCEPTED,
+                    State.REJECTED,
+                    State.REJECTED_RACED,
+                    State.RETRACTED,
+                    State.RETRACTED_RACED,
+                    State.TERMINATED_SUCCESS,
+                    State.TERMINATED_DECLINED_OR_BUSY,
+                    State.TERMINATED_CONNECTIVITY_ERROR,
+                    State.TERMINATED_CANCEL_OR_TIMEOUT,
+                    State.TERMINATED_APPLICATION_FAILURE,
+                    State.TERMINATED_SECURITY_ERROR);
 
     private static final Map<State, Collection<State>> VALID_TRANSITIONS;
 
     static {
-        final ImmutableMap.Builder<State, Collection<State>> transitionBuilder = new ImmutableMap.Builder<>();
-        transitionBuilder.put(State.NULL, ImmutableList.of(
+        final ImmutableMap.Builder<State, Collection<State>> transitionBuilder =
+                new ImmutableMap.Builder<>();
+        transitionBuilder.put(
+                State.NULL,
+                ImmutableList.of(
+                        State.PROPOSED,
+                        State.SESSION_INITIALIZED,
+                        State.TERMINATED_APPLICATION_FAILURE,
+                        State.TERMINATED_SECURITY_ERROR));
+        transitionBuilder.put(
                 State.PROPOSED,
-                State.SESSION_INITIALIZED,
-                State.TERMINATED_APPLICATION_FAILURE,
-                State.TERMINATED_SECURITY_ERROR
-        ));
-        transitionBuilder.put(State.PROPOSED, ImmutableList.of(
-                State.ACCEPTED,
+                ImmutableList.of(
+                        State.ACCEPTED,
+                        State.PROCEED,
+                        State.REJECTED,
+                        State.RETRACTED,
+                        State.TERMINATED_APPLICATION_FAILURE,
+                        State.TERMINATED_SECURITY_ERROR,
+                        State.TERMINATED_CONNECTIVITY_ERROR // only used when the xmpp connection
+                        // rebinds
+                        ));
+        transitionBuilder.put(
                 State.PROCEED,
-                State.REJECTED,
-                State.RETRACTED,
-                State.TERMINATED_APPLICATION_FAILURE,
-                State.TERMINATED_SECURITY_ERROR,
-                State.TERMINATED_CONNECTIVITY_ERROR //only used when the xmpp connection rebinds
-        ));
-        transitionBuilder.put(State.PROCEED, ImmutableList.of(
-                State.REJECTED_RACED,
-                State.RETRACTED_RACED,
+                ImmutableList.of(
+                        State.REJECTED_RACED,
+                        State.RETRACTED_RACED,
+                        State.SESSION_INITIALIZED_PRE_APPROVED,
+                        State.TERMINATED_SUCCESS,
+                        State.TERMINATED_APPLICATION_FAILURE,
+                        State.TERMINATED_SECURITY_ERROR,
+                        State.TERMINATED_CONNECTIVITY_ERROR // at this state used for error
+                        // bounces of the proceed message
+                        ));
+        transitionBuilder.put(
+                State.SESSION_INITIALIZED,
+                ImmutableList.of(
+                        State.SESSION_ACCEPTED,
+                        State.TERMINATED_SUCCESS,
+                        State.TERMINATED_DECLINED_OR_BUSY,
+                        State.TERMINATED_CONNECTIVITY_ERROR, // at this state used for IQ errors
+                        // and IQ timeouts
+                        State.TERMINATED_CANCEL_OR_TIMEOUT,
+                        State.TERMINATED_APPLICATION_FAILURE,
+                        State.TERMINATED_SECURITY_ERROR));
+        transitionBuilder.put(
                 State.SESSION_INITIALIZED_PRE_APPROVED,
-                State.TERMINATED_SUCCESS,
-                State.TERMINATED_APPLICATION_FAILURE,
-                State.TERMINATED_SECURITY_ERROR,
-                State.TERMINATED_CONNECTIVITY_ERROR //at this state used for error bounces of the proceed message
-        ));
-        transitionBuilder.put(State.SESSION_INITIALIZED, ImmutableList.of(
+                ImmutableList.of(
+                        State.SESSION_ACCEPTED,
+                        State.TERMINATED_SUCCESS,
+                        State.TERMINATED_DECLINED_OR_BUSY,
+                        State.TERMINATED_CONNECTIVITY_ERROR, // at this state used for IQ errors
+                        // and IQ timeouts
+                        State.TERMINATED_CANCEL_OR_TIMEOUT,
+                        State.TERMINATED_APPLICATION_FAILURE,
+                        State.TERMINATED_SECURITY_ERROR));
+        transitionBuilder.put(
                 State.SESSION_ACCEPTED,
-                State.TERMINATED_SUCCESS,
-                State.TERMINATED_DECLINED_OR_BUSY,
-                State.TERMINATED_CONNECTIVITY_ERROR,  //at this state used for IQ errors and IQ timeouts
-                State.TERMINATED_CANCEL_OR_TIMEOUT,
-                State.TERMINATED_APPLICATION_FAILURE,
-                State.TERMINATED_SECURITY_ERROR
-        ));
-        transitionBuilder.put(State.SESSION_INITIALIZED_PRE_APPROVED, ImmutableList.of(
-                State.SESSION_ACCEPTED,
-                State.TERMINATED_SUCCESS,
-                State.TERMINATED_DECLINED_OR_BUSY,
-                State.TERMINATED_CONNECTIVITY_ERROR,  //at this state used for IQ errors and IQ timeouts
-                State.TERMINATED_CANCEL_OR_TIMEOUT,
-                State.TERMINATED_APPLICATION_FAILURE,
-                State.TERMINATED_SECURITY_ERROR
-        ));
-        transitionBuilder.put(State.SESSION_ACCEPTED, ImmutableList.of(
-                State.TERMINATED_SUCCESS,
-                State.TERMINATED_DECLINED_OR_BUSY,
-                State.TERMINATED_CONNECTIVITY_ERROR,
-                State.TERMINATED_CANCEL_OR_TIMEOUT,
-                State.TERMINATED_APPLICATION_FAILURE,
-                State.TERMINATED_SECURITY_ERROR
-        ));
+                ImmutableList.of(
+                        State.TERMINATED_SUCCESS,
+                        State.TERMINATED_DECLINED_OR_BUSY,
+                        State.TERMINATED_CONNECTIVITY_ERROR,
+                        State.TERMINATED_CANCEL_OR_TIMEOUT,
+                        State.TERMINATED_APPLICATION_FAILURE,
+                        State.TERMINATED_SECURITY_ERROR));
         VALID_TRANSITIONS = transitionBuilder.build();
     }
 
     private final WebRTCWrapper webRTCWrapper = new WebRTCWrapper(this);
-    private final Queue<Map.Entry<String, RtpContentMap.DescriptionTransport>> pendingIceCandidates = new LinkedList<>();
+    private final Queue<Map.Entry<String, RtpContentMap.DescriptionTransport>>
+            pendingIceCandidates = new LinkedList<>();
     private final OmemoVerification omemoVerification = new OmemoVerification();
     private final Message message;
     private State state = State.NULL;
-    private StateTransitionException stateTransitionException;
     private Set<Media> proposedMedia;
     private RtpContentMap initiatorRtpContentMap;
     private RtpContentMap responderRtpContentMap;
@@ -157,18 +169,16 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
 
     JingleRtpConnection(JingleConnectionManager jingleConnectionManager, Id id, Jid initiator) {
         super(jingleConnectionManager, id, initiator);
-        final Conversation conversation = jingleConnectionManager.getXmppConnectionService().findOrCreateConversation(
-                id.account,
-                id.with.asBareJid(),
-                false,
-                false
-        );
-        this.message = new Message(
-                conversation,
-                isInitiator() ? Message.STATUS_SEND : Message.STATUS_RECEIVED,
-                Message.TYPE_RTP_SESSION,
-                id.sessionId
-        );
+        final Conversation conversation =
+                jingleConnectionManager
+                        .getXmppConnectionService()
+                        .findOrCreateConversation(id.account, id.with.asBareJid(), false, false);
+        this.message =
+                new Message(
+                        conversation,
+                        isInitiator() ? Message.STATUS_SEND : Message.STATUS_RECEIVED,
+                        Message.TYPE_RTP_SESSION,
+                        id.sessionId);
     }
 
     private static State reasonToState(Reason reason) {
@@ -209,7 +219,11 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
                 break;
             default:
                 respondOk(jinglePacket);
-                Log.d(Config.LOGTAG, String.format("%s: received unhandled jingle action %s", id.account.getJid().asBareJid(), jinglePacket.getAction()));
+                Log.d(
+                        Config.LOGTAG,
+                        String.format(
+                                "%s: received unhandled jingle action %s",
+                                id.account.getJid().asBareJid(), jinglePacket.getAction()));
                 break;
         }
     }
@@ -223,8 +237,12 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
         if (!isInitiator() && isInState(State.PROPOSED, State.SESSION_INITIALIZED)) {
             xmppConnectionService.getNotificationService().cancelIncomingCallNotification();
         }
-        if (isInState(State.SESSION_INITIALIZED, State.SESSION_INITIALIZED_PRE_APPROVED, State.SESSION_ACCEPTED)) {
-            //we might have already changed resources (full jid) at this point; so this might not even reach the other party
+        if (isInState(
+                State.SESSION_INITIALIZED,
+                State.SESSION_INITIALIZED_PRE_APPROVED,
+                State.SESSION_ACCEPTED)) {
+            // we might have already changed resources (full jid) at this point; so this might not
+            // even reach the other party
             sendSessionTerminate(Reason.CONNECTIVITY_ERROR);
         } else {
             transitionOrThrow(State.TERMINATED_CONNECTIVITY_ERROR);
@@ -240,9 +258,21 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
         respondOk(jinglePacket);
         final JinglePacket.ReasonWrapper wrapper = jinglePacket.getReason();
         final State previous = this.state;
-        Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": received session terminate reason=" + wrapper.reason + "(" + Strings.nullToEmpty(wrapper.text) + ") while in state " + previous);
+        Log.d(
+                Config.LOGTAG,
+                id.account.getJid().asBareJid()
+                        + ": received session terminate reason="
+                        + wrapper.reason
+                        + "("
+                        + Strings.nullToEmpty(wrapper.text)
+                        + ") while in state "
+                        + previous);
         if (TERMINATED.contains(previous)) {
-            Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": ignoring session terminate because already in " + previous);
+            Log.d(
+                    Config.LOGTAG,
+                    id.account.getJid().asBareJid()
+                            + ": ignoring session terminate because already in "
+                            + previous);
             return;
         }
         webRTCWrapper.close();
@@ -256,13 +286,23 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
     }
 
     private void receiveTransportInfo(final JinglePacket jinglePacket) {
-        //Due to the asynchronicity of processing session-init we might move from NULL|PROCEED to INITIALIZED only after transport-info has been received
-        if (isInState(State.NULL, State.PROCEED, State.SESSION_INITIALIZED, State.SESSION_INITIALIZED_PRE_APPROVED, State.SESSION_ACCEPTED)) {
+        // Due to the asynchronicity of processing session-init we might move from NULL|PROCEED to
+        // INITIALIZED only after transport-info has been received
+        if (isInState(
+                State.NULL,
+                State.PROCEED,
+                State.SESSION_INITIALIZED,
+                State.SESSION_INITIALIZED_PRE_APPROVED,
+                State.SESSION_ACCEPTED)) {
             final RtpContentMap contentMap;
             try {
                 contentMap = RtpContentMap.of(jinglePacket);
             } catch (final IllegalArgumentException | NullPointerException e) {
-                Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": improperly formatted contents; ignoring", e);
+                Log.d(
+                        Config.LOGTAG,
+                        id.account.getJid().asBareJid()
+                                + ": improperly formatted contents; ignoring",
+                        e);
                 respondOk(jinglePacket);
                 return;
             }
@@ -270,18 +310,27 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
         } else {
             if (isTerminated()) {
                 respondOk(jinglePacket);
-                Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": ignoring out-of-order transport info; we where already terminated");
+                Log.d(
+                        Config.LOGTAG,
+                        id.account.getJid().asBareJid()
+                                + ": ignoring out-of-order transport info; we where already terminated");
             } else {
-                Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": received transport info while in state=" + this.state);
+                Log.d(
+                        Config.LOGTAG,
+                        id.account.getJid().asBareJid()
+                                + ": received transport info while in state="
+                                + this.state);
                 terminateWithOutOfOrder(jinglePacket);
             }
         }
     }
 
-    private void receiveTransportInfo(final JinglePacket jinglePacket, final RtpContentMap contentMap) {
-        final Set<Map.Entry<String, RtpContentMap.DescriptionTransport>> candidates = contentMap.contents.entrySet();
+    private void receiveTransportInfo(
+            final JinglePacket jinglePacket, final RtpContentMap contentMap) {
+        final Set<Map.Entry<String, RtpContentMap.DescriptionTransport>> candidates =
+                contentMap.contents.entrySet();
         if (this.state == State.SESSION_ACCEPTED) {
-            //zero candidates + modified credentials are an ICE restart offer
+            // zero candidates + modified credentials are an ICE restart offer
             if (checkForIceRestart(jinglePacket, contentMap)) {
                 return;
             }
@@ -289,7 +338,10 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
             try {
                 processCandidates(candidates);
             } catch (final WebRTCWrapper.PeerConnectionNotInitialized e) {
-                Log.w(Config.LOGTAG, id.account.getJid().asBareJid() + ": PeerConnection was not initialized when processing transport info. this usually indicates a race condition that can be ignored");
+                Log.w(
+                        Config.LOGTAG,
+                        id.account.getJid().asBareJid()
+                                + ": PeerConnection was not initialized when processing transport info. this usually indicates a race condition that can be ignored");
             }
         } else {
             respondOk(jinglePacket);
@@ -297,21 +349,23 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
         }
     }
 
-    private boolean checkForIceRestart(final JinglePacket jinglePacket, final RtpContentMap rtpContentMap) {
+    private boolean checkForIceRestart(
+            final JinglePacket jinglePacket, final RtpContentMap rtpContentMap) {
         final RtpContentMap existing = getRemoteContentMap();
-        final IceUdpTransportInfo.Credentials existingCredentials;
+        final Set<IceUdpTransportInfo.Credentials> existingCredentials;
         final IceUdpTransportInfo.Credentials newCredentials;
         try {
             existingCredentials = existing.getCredentials();
-            newCredentials = rtpContentMap.getCredentials();
+            newCredentials = rtpContentMap.getDistinctCredentials();
         } catch (final IllegalStateException e) {
             Log.d(Config.LOGTAG, "unable to gather credentials for comparison", e);
             return false;
         }
-        if (existingCredentials.equals(newCredentials)) {
+        if (existingCredentials.contains(newCredentials)) {
             return false;
         }
-        //TODO an alternative approach is to check if we already got an iq result to our ICE-restart
+        // TODO an alternative approach is to check if we already got an iq result to our
+        // ICE-restart
         // and if that's the case we are seeing an answer.
         // This might be more spec compliant but also more error prone potentially
         final boolean isOffer = rtpContentMap.emptyCandidates();
@@ -319,10 +373,17 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
         try {
             if (isOffer) {
                 Log.d(Config.LOGTAG, "received offer to restart ICE " + newCredentials);
-                restartContentMap = existing.modifiedCredentials(newCredentials, IceUdpTransportInfo.Setup.ACTPASS);
+                restartContentMap =
+                        existing.modifiedCredentials(
+                                newCredentials, IceUdpTransportInfo.Setup.ACTPASS);
             } else {
                 final IceUdpTransportInfo.Setup setup = getPeerDtlsSetup();
-                Log.d(Config.LOGTAG, "received confirmation of ICE restart" + newCredentials + " peer_setup=" + setup);
+                Log.d(
+                        Config.LOGTAG,
+                        "received confirmation of ICE restart"
+                                + newCredentials
+                                + " peer_setup="
+                                + setup);
                 // DTLS setup attribute needs to be rewritten to reflect current peer state
                 // https://groups.google.com/g/discuss-webrtc/c/DfpIMwvUfeM
                 restartContentMap = existing.modifiedCredentials(newCredentials, setup);
@@ -338,7 +399,7 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
             respondOk(jinglePacket);
             final Throwable rootCause = Throwables.getRootCause(exception);
             if (rootCause instanceof WebRTCWrapper.PeerConnectionNotInitialized) {
-                //If this happens a termination is already in progress
+                // If this happens a termination is already in progress
                 Log.d(Config.LOGTAG, "ignoring PeerConnectionNotInitialized on ICE restart");
                 return true;
             }
@@ -364,13 +425,22 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
         this.peerDtlsSetup = setup;
     }
 
-    private boolean applyIceRestart(final JinglePacket jinglePacket, final RtpContentMap restartContentMap, final boolean isOffer) throws ExecutionException, InterruptedException {
+    private boolean applyIceRestart(
+            final JinglePacket jinglePacket,
+            final RtpContentMap restartContentMap,
+            final boolean isOffer)
+            throws ExecutionException, InterruptedException {
         final SessionDescription sessionDescription = SessionDescription.of(restartContentMap);
-        final org.webrtc.SessionDescription.Type type = isOffer ? org.webrtc.SessionDescription.Type.OFFER : org.webrtc.SessionDescription.Type.ANSWER;
-        org.webrtc.SessionDescription sdp = new org.webrtc.SessionDescription(type, sessionDescription.toString());
+        final org.webrtc.SessionDescription.Type type =
+                isOffer
+                        ? org.webrtc.SessionDescription.Type.OFFER
+                        : org.webrtc.SessionDescription.Type.ANSWER;
+        org.webrtc.SessionDescription sdp =
+                new org.webrtc.SessionDescription(type, sessionDescription.toString());
         if (isOffer && webRTCWrapper.getSignalingState() != PeerConnection.SignalingState.STABLE) {
             if (isInitiator()) {
-                //We ignore the offer and respond with tie-break. This will clause the responder not to apply the content map
+                // We ignore the offer and respond with tie-break. This will clause the responder
+                // not to apply the content map
                 return false;
             }
         }
@@ -380,7 +450,7 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
             webRTCWrapper.setIsReadyToReceiveIceCandidates(false);
             final SessionDescription localSessionDescription = setLocalSessionDescription();
             setLocalContentMap(RtpContentMap.of(localSessionDescription));
-            //We need to respond OK before sending any candidates
+            // We need to respond OK before sending any candidates
             respondOk(jinglePacket);
             webRTCWrapper.setIsReadyToReceiveIceCandidates(true);
         } else {
@@ -389,32 +459,40 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
         return true;
     }
 
-    private void processCandidates(final Set<Map.Entry<String, RtpContentMap.DescriptionTransport>> contents) {
+    private void processCandidates(
+            final Set<Map.Entry<String, RtpContentMap.DescriptionTransport>> contents) {
         for (final Map.Entry<String, RtpContentMap.DescriptionTransport> content : contents) {
             processCandidate(content);
         }
     }
 
-    private void processCandidate(final Map.Entry<String, RtpContentMap.DescriptionTransport> content) {
+    private void processCandidate(
+            final Map.Entry<String, RtpContentMap.DescriptionTransport> content) {
         final RtpContentMap rtpContentMap = getRemoteContentMap();
         final List<String> indices = toIdentificationTags(rtpContentMap);
-        final String sdpMid = content.getKey(); //aka content name
+        final String sdpMid = content.getKey(); // aka content name
         final IceUdpTransportInfo transport = content.getValue().transport;
         final IceUdpTransportInfo.Credentials credentials = transport.getCredentials();
 
-        //TODO check that credentials remained the same
+        // TODO check that credentials remained the same
 
         for (final IceUdpTransportInfo.Candidate candidate : transport.getCandidates()) {
             final String sdp;
             try {
                 sdp = candidate.toSdpAttribute(credentials.ufrag);
             } catch (final IllegalArgumentException e) {
-                Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": ignoring invalid ICE candidate " + e.getMessage());
+                Log.d(
+                        Config.LOGTAG,
+                        id.account.getJid().asBareJid()
+                                + ": ignoring invalid ICE candidate "
+                                + e.getMessage());
                 continue;
             }
             final int mLineIndex = indices.indexOf(sdpMid);
             if (mLineIndex < 0) {
-                Log.w(Config.LOGTAG, "mLineIndex not found for " + sdpMid + ". available indices " + indices);
+                Log.w(
+                        Config.LOGTAG,
+                        "mLineIndex not found for " + sdpMid + ". available indices " + indices);
             }
             final IceCandidate iceCandidate = new IceCandidate(sdpMid, mLineIndex, sdp);
             Log.d(Config.LOGTAG, "received candidate: " + iceCandidate);
@@ -428,14 +506,21 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
 
     private List<String> toIdentificationTags(final RtpContentMap rtpContentMap) {
         final Group originalGroup = rtpContentMap.group;
-        final List<String> identificationTags = originalGroup == null ? rtpContentMap.getNames() : originalGroup.getIdentificationTags();
+        final List<String> identificationTags =
+                originalGroup == null
+                        ? rtpContentMap.getNames()
+                        : originalGroup.getIdentificationTags();
         if (identificationTags.size() == 0) {
-            Log.w(Config.LOGTAG, id.account.getJid().asBareJid() + ": no identification tags found in initial offer. we won't be able to calculate mLineIndices");
+            Log.w(
+                    Config.LOGTAG,
+                    id.account.getJid().asBareJid()
+                            + ": no identification tags found in initial offer. we won't be able to calculate mLineIndices");
         }
         return identificationTags;
     }
 
-    private ListenableFuture<RtpContentMap> receiveRtpContentMap(final JinglePacket jinglePacket, final boolean expectVerification) {
+    private ListenableFuture<RtpContentMap> receiveRtpContentMap(
+            final JinglePacket jinglePacket, final boolean expectVerification) {
         final RtpContentMap receivedContentMap;
         try {
             receivedContentMap = RtpContentMap.of(jinglePacket);
@@ -443,17 +528,26 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
             return Futures.immediateFailedFuture(e);
         }
         if (receivedContentMap instanceof OmemoVerifiedRtpContentMap) {
-            final ListenableFuture<AxolotlService.OmemoVerifiedPayload<RtpContentMap>> future = id.account.getAxolotlService().decrypt((OmemoVerifiedRtpContentMap) receivedContentMap, id.with);
-            return Futures.transform(future, omemoVerifiedPayload -> {
-                //TODO test if an exception here triggers a correct abort
-                omemoVerification.setOrEnsureEqual(omemoVerifiedPayload);
-                Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": received verifiable DTLS fingerprint via " + omemoVerification);
-                return omemoVerifiedPayload.getPayload();
-            }, MoreExecutors.directExecutor());
+            final ListenableFuture<AxolotlService.OmemoVerifiedPayload<RtpContentMap>> future =
+                    id.account
+                            .getAxolotlService()
+                            .decrypt((OmemoVerifiedRtpContentMap) receivedContentMap, id.with);
+            return Futures.transform(
+                    future,
+                    omemoVerifiedPayload -> {
+                        // TODO test if an exception here triggers a correct abort
+                        omemoVerification.setOrEnsureEqual(omemoVerifiedPayload);
+                        Log.d(
+                                Config.LOGTAG,
+                                id.account.getJid().asBareJid()
+                                        + ": received verifiable DTLS fingerprint via "
+                                        + omemoVerification);
+                        return omemoVerifiedPayload.getPayload();
+                    },
+                    MoreExecutors.directExecutor());
         } else if (Config.REQUIRE_RTP_VERIFICATION || expectVerification) {
             return Futures.immediateFailedFuture(
-                    new SecurityException("DTLS fingerprint was unexpectedly not verifiable")
-            );
+                    new SecurityException("DTLS fingerprint was unexpectedly not verifiable"));
         } else {
             return Futures.immediateFuture(receivedContentMap);
         }
@@ -461,13 +555,17 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
 
     private void receiveSessionInitiate(final JinglePacket jinglePacket) {
         if (isInitiator()) {
-            Log.d(Config.LOGTAG, String.format("%s: received session-initiate even though we were initiating", id.account.getJid().asBareJid()));
+            Log.d(
+                    Config.LOGTAG,
+                    String.format(
+                            "%s: received session-initiate even though we were initiating",
+                            id.account.getJid().asBareJid()));
             if (isTerminated()) {
-                Log.d(Config.LOGTAG, String.format(
-                        "%s: got a reason to terminate with out-of-order. but already in state %s",
-                        id.account.getJid().asBareJid(),
-                        getState()
-                ));
+                Log.d(
+                        Config.LOGTAG,
+                        String.format(
+                                "%s: got a reason to terminate with out-of-order. but already in state %s",
+                                id.account.getJid().asBareJid(), getState()));
                 respondWithOutOfOrder(jinglePacket);
             } else {
                 terminateWithOutOfOrder(jinglePacket);
@@ -475,43 +573,51 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
             return;
         }
         final ListenableFuture<RtpContentMap> future = receiveRtpContentMap(jinglePacket, false);
-        Futures.addCallback(future, new FutureCallback<RtpContentMap>() {
-            @Override
-            public void onSuccess(@Nullable RtpContentMap rtpContentMap) {
-                receiveSessionInitiate(jinglePacket, rtpContentMap);
-            }
+        Futures.addCallback(
+                future,
+                new FutureCallback<RtpContentMap>() {
+                    @Override
+                    public void onSuccess(@Nullable RtpContentMap rtpContentMap) {
+                        receiveSessionInitiate(jinglePacket, rtpContentMap);
+                    }
 
-            @Override
-            public void onFailure(@NonNull final Throwable throwable) {
-                respondOk(jinglePacket);
-                sendSessionTerminate(Reason.ofThrowable(throwable), throwable.getMessage());
-            }
-        }, MoreExecutors.directExecutor());
+                    @Override
+                    public void onFailure(@NonNull final Throwable throwable) {
+                        respondOk(jinglePacket);
+                        sendSessionTerminate(Reason.ofThrowable(throwable), throwable.getMessage());
+                    }
+                },
+                MoreExecutors.directExecutor());
     }
 
-    private void receiveSessionInitiate(final JinglePacket jinglePacket, final RtpContentMap contentMap) {
+    private void receiveSessionInitiate(
+            final JinglePacket jinglePacket, final RtpContentMap contentMap) {
         try {
             contentMap.requireContentDescriptions();
             contentMap.requireDTLSFingerprint(true);
         } catch (final RuntimeException e) {
-            Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": improperly formatted contents", Throwables.getRootCause(e));
+            Log.d(
+                    Config.LOGTAG,
+                    id.account.getJid().asBareJid() + ": improperly formatted contents",
+                    Throwables.getRootCause(e));
             respondOk(jinglePacket);
             sendSessionTerminate(Reason.of(e), e.getMessage());
             return;
         }
-        Log.d(Config.LOGTAG, "processing session-init with " + contentMap.contents.size() + " contents");
+        Log.d(
+                Config.LOGTAG,
+                "processing session-init with " + contentMap.contents.size() + " contents");
         final State target;
         if (this.state == State.PROCEED) {
             Preconditions.checkState(
                     proposedMedia != null && proposedMedia.size() > 0,
-                    "proposed media must be set when processing pre-approved session-initiate"
-            );
+                    "proposed media must be set when processing pre-approved session-initiate");
             if (!this.proposedMedia.equals(contentMap.getMedia())) {
-                sendSessionTerminate(Reason.SECURITY_ERROR, String.format(
-                        "Your session proposal (Jingle Message Initiation) included media %s but your session-initiate was %s",
-                        this.proposedMedia,
-                        contentMap.getMedia()
-                ));
+                sendSessionTerminate(
+                        Reason.SECURITY_ERROR,
+                        String.format(
+                                "Your session proposal (Jingle Message Initiation) included media %s but your session-initiate was %s",
+                                this.proposedMedia, contentMap.getMedia()));
                 return;
             }
             target = State.SESSION_INITIALIZED_PRE_APPROVED;
@@ -522,67 +628,100 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
             respondOk(jinglePacket);
             pendingIceCandidates.addAll(contentMap.contents.entrySet());
             if (target == State.SESSION_INITIALIZED_PRE_APPROVED) {
-                Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": automatically accepting session-initiate");
+                Log.d(
+                        Config.LOGTAG,
+                        id.account.getJid().asBareJid()
+                                + ": automatically accepting session-initiate");
                 sendSessionAccept();
             } else {
-                Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": received not pre-approved session-initiate. start ringing");
+                Log.d(
+                        Config.LOGTAG,
+                        id.account.getJid().asBareJid()
+                                + ": received not pre-approved session-initiate. start ringing");
                 startRinging();
             }
         } else {
-            Log.d(Config.LOGTAG, String.format("%s: received session-initiate while in state %s", id.account.getJid().asBareJid(), state));
+            Log.d(
+                    Config.LOGTAG,
+                    String.format(
+                            "%s: received session-initiate while in state %s",
+                            id.account.getJid().asBareJid(), state));
             terminateWithOutOfOrder(jinglePacket);
         }
     }
 
     private void receiveSessionAccept(final JinglePacket jinglePacket) {
         if (!isInitiator()) {
-            Log.d(Config.LOGTAG, String.format("%s: received session-accept even though we were responding", id.account.getJid().asBareJid()));
+            Log.d(
+                    Config.LOGTAG,
+                    String.format(
+                            "%s: received session-accept even though we were responding",
+                            id.account.getJid().asBareJid()));
             terminateWithOutOfOrder(jinglePacket);
             return;
         }
-        final ListenableFuture<RtpContentMap> future = receiveRtpContentMap(jinglePacket, this.omemoVerification.hasFingerprint());
-        Futures.addCallback(future, new FutureCallback<RtpContentMap>() {
-            @Override
-            public void onSuccess(@Nullable RtpContentMap rtpContentMap) {
-                receiveSessionAccept(jinglePacket, rtpContentMap);
-            }
+        final ListenableFuture<RtpContentMap> future =
+                receiveRtpContentMap(jinglePacket, this.omemoVerification.hasFingerprint());
+        Futures.addCallback(
+                future,
+                new FutureCallback<RtpContentMap>() {
+                    @Override
+                    public void onSuccess(@Nullable RtpContentMap rtpContentMap) {
+                        receiveSessionAccept(jinglePacket, rtpContentMap);
+                    }
 
-            @Override
-            public void onFailure(@NonNull final Throwable throwable) {
-                respondOk(jinglePacket);
-                Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": improperly formatted contents in session-accept", throwable);
-                webRTCWrapper.close();
-                sendSessionTerminate(Reason.ofThrowable(throwable), throwable.getMessage());
-            }
-        }, MoreExecutors.directExecutor());
+                    @Override
+                    public void onFailure(@NonNull final Throwable throwable) {
+                        respondOk(jinglePacket);
+                        Log.d(
+                                Config.LOGTAG,
+                                id.account.getJid().asBareJid()
+                                        + ": improperly formatted contents in session-accept",
+                                throwable);
+                        webRTCWrapper.close();
+                        sendSessionTerminate(Reason.ofThrowable(throwable), throwable.getMessage());
+                    }
+                },
+                MoreExecutors.directExecutor());
     }
 
-    private void receiveSessionAccept(final JinglePacket jinglePacket, final RtpContentMap contentMap) {
+    private void receiveSessionAccept(
+            final JinglePacket jinglePacket, final RtpContentMap contentMap) {
         try {
             contentMap.requireContentDescriptions();
             contentMap.requireDTLSFingerprint();
         } catch (final RuntimeException e) {
             respondOk(jinglePacket);
-            Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": improperly formatted contents in session-accept", e);
+            Log.d(
+                    Config.LOGTAG,
+                    id.account.getJid().asBareJid()
+                            + ": improperly formatted contents in session-accept",
+                    e);
             webRTCWrapper.close();
             sendSessionTerminate(Reason.of(e), e.getMessage());
             return;
         }
         final Set<Media> initiatorMedia = this.initiatorRtpContentMap.getMedia();
         if (!initiatorMedia.equals(contentMap.getMedia())) {
-            sendSessionTerminate(Reason.SECURITY_ERROR, String.format(
-                    "Your session-included included media %s but our session-initiate was %s",
-                    this.proposedMedia,
-                    contentMap.getMedia()
-            ));
+            sendSessionTerminate(
+                    Reason.SECURITY_ERROR,
+                    String.format(
+                            "Your session-included included media %s but our session-initiate was %s",
+                            this.proposedMedia, contentMap.getMedia()));
             return;
         }
-        Log.d(Config.LOGTAG, "processing session-accept with " + contentMap.contents.size() + " contents");
+        Log.d(
+                Config.LOGTAG,
+                "processing session-accept with " + contentMap.contents.size() + " contents");
         if (transition(State.SESSION_ACCEPTED)) {
             respondOk(jinglePacket);
             receiveSessionAccept(contentMap);
         } else {
-            Log.d(Config.LOGTAG, String.format("%s: received session-accept while in state %s", id.account.getJid().asBareJid(), state));
+            Log.d(
+                    Config.LOGTAG,
+                    String.format(
+                            "%s: received session-accept while in state %s",
+                            id.account.getJid().asBareJid(), state));
             respondOk(jinglePacket);
         }
     }
@@ -594,21 +733,29 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
         try {
             sessionDescription = SessionDescription.of(contentMap);
         } catch (final IllegalArgumentException | NullPointerException e) {
-            Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": unable convert offer from session-accept to SDP", e);
+            Log.d(
+                    Config.LOGTAG,
+                    id.account.getJid().asBareJid()
+                            + ": unable convert offer from session-accept to SDP",
+                    e);
             webRTCWrapper.close();
             sendSessionTerminate(Reason.FAILED_APPLICATION, e.getMessage());
             return;
         }
-        final org.webrtc.SessionDescription answer = new org.webrtc.SessionDescription(
-                org.webrtc.SessionDescription.Type.ANSWER,
-                sessionDescription.toString()
-        );
+        final org.webrtc.SessionDescription answer =
+                new org.webrtc.SessionDescription(
+                        org.webrtc.SessionDescription.Type.ANSWER, sessionDescription.toString());
         try {
             this.webRTCWrapper.setRemoteDescription(answer).get();
         } catch (final Exception e) {
-            Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": unable to set remote description after receiving session-accept", Throwables.getRootCause(e));
+            Log.d(
+                    Config.LOGTAG,
+                    id.account.getJid().asBareJid()
+                            + ": unable to set remote description after receiving session-accept",
+                    Throwables.getRootCause(e));
             webRTCWrapper.close();
-            sendSessionTerminate(Reason.FAILED_APPLICATION, Throwables.getRootCause(e).getMessage());
+            sendSessionTerminate(
+                    Reason.FAILED_APPLICATION, Throwables.getRootCause(e).getMessage());
             return;
         }
         processCandidates(contentMap.contents.entrySet());
@@ -623,7 +770,11 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
         try {
             offer = SessionDescription.of(rtpContentMap);
         } catch (final IllegalArgumentException | NullPointerException e) {
-            Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": unable convert offer from session-initiate to SDP", e);
+            Log.d(
+                    Config.LOGTAG,
+                    id.account.getJid().asBareJid()
+                            + ": unable convert offer from session-initiate to SDP",
+                    e);
             webRTCWrapper.close();
             sendSessionTerminate(Reason.FAILED_APPLICATION, e.getMessage());
             return;
@@ -635,9 +786,15 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
         discoverIceServers(iceServers -> sendSessionAccept(media, offer, iceServers));
     }
 
-    private synchronized void sendSessionAccept(final Set<Media> media, final SessionDescription offer, final List<PeerConnection.IceServer> iceServers) {
+    private synchronized void sendSessionAccept(
+            final Set<Media> media,
+            final SessionDescription offer,
+            final List<PeerConnection.IceServer> iceServers) {
         if (isTerminated()) {
-            Log.w(Config.LOGTAG, id.account.getJid().asBareJid() + ": ICE servers got discovered when session was already terminated. nothing to do.");
+            Log.w(
+                    Config.LOGTAG,
+                    id.account.getJid().asBareJid()
+                            + ": ICE servers got discovered when session was already terminated. nothing to do.");
             return;
         }
         try {
@@ -648,14 +805,14 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
             sendSessionTerminate(Reason.FAILED_APPLICATION);
             return;
         }
-        final org.webrtc.SessionDescription sdp = new org.webrtc.SessionDescription(
-                org.webrtc.SessionDescription.Type.OFFER,
-                offer.toString()
-        );
+        final org.webrtc.SessionDescription sdp =
+                new org.webrtc.SessionDescription(
+                        org.webrtc.SessionDescription.Type.OFFER, offer.toString());
         try {
             this.webRTCWrapper.setRemoteDescription(sdp).get();
             addIceCandidatesFromBlackLog();
-            org.webrtc.SessionDescription webRTCSessionDescription = this.webRTCWrapper.setLocalDescription().get();
+            org.webrtc.SessionDescription webRTCSessionDescription =
+                    this.webRTCWrapper.setLocalDescription().get();
             prepareSessionAccept(webRTCSessionDescription);
         } catch (final Exception e) {
             failureToAcceptSession(e);
@@ -676,18 +833,24 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
         Map.Entry<String, RtpContentMap.DescriptionTransport> foo;
         while ((foo = this.pendingIceCandidates.poll()) != null) {
             processCandidate(foo);
-            Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": added candidate from back log");
+            Log.d(
+                    Config.LOGTAG,
+                    id.account.getJid().asBareJid() + ": added candidate from back log");
         }
     }
 
-    private void prepareSessionAccept(final org.webrtc.SessionDescription webRTCSessionDescription) {
-        final SessionDescription sessionDescription = SessionDescription.parse(webRTCSessionDescription.description);
+    private void prepareSessionAccept(
+            final org.webrtc.SessionDescription webRTCSessionDescription) {
+        final SessionDescription sessionDescription =
+                SessionDescription.parse(webRTCSessionDescription.description);
         final RtpContentMap respondingRtpContentMap = RtpContentMap.of(sessionDescription);
         this.responderRtpContentMap = respondingRtpContentMap;
         storePeerDtlsSetup(respondingRtpContentMap.getDtlsSetup().flip());
         webRTCWrapper.setIsReadyToReceiveIceCandidates(true);
-        final ListenableFuture<RtpContentMap> outgoingContentMapFuture = prepareOutgoingContentMap(respondingRtpContentMap);
-        Futures.addCallback(outgoingContentMapFuture,
+        final ListenableFuture<RtpContentMap> outgoingContentMapFuture =
+                prepareOutgoingContentMap(respondingRtpContentMap);
+        Futures.addCallback(
+                outgoingContentMapFuture,
                 new FutureCallback<RtpContentMap>() {
                     @Override
                     public void onSuccess(final RtpContentMap outgoingContentMap) {
@@ -699,35 +862,56 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
                         failureToAcceptSession(throwable);
                     }
                 },
-                MoreExecutors.directExecutor()
-        );
+                MoreExecutors.directExecutor());
     }
 
     private void sendSessionAccept(final RtpContentMap rtpContentMap) {
         if (isTerminated()) {
-            Log.w(Config.LOGTAG, id.account.getJid().asBareJid() + ": preparing session accept was too slow. already terminated. nothing to do.");
+            Log.w(
+                    Config.LOGTAG,
+                    id.account.getJid().asBareJid()
+                            + ": preparing session accept was too slow. already terminated. nothing to do.");
             return;
         }
         transitionOrThrow(State.SESSION_ACCEPTED);
-        final JinglePacket sessionAccept = rtpContentMap.toJinglePacket(JinglePacket.Action.SESSION_ACCEPT, id.sessionId);
+        final JinglePacket sessionAccept =
+                rtpContentMap.toJinglePacket(JinglePacket.Action.SESSION_ACCEPT, id.sessionId);
         send(sessionAccept);
     }
 
-    private ListenableFuture<RtpContentMap> prepareOutgoingContentMap(final RtpContentMap rtpContentMap) {
+    private ListenableFuture<RtpContentMap> prepareOutgoingContentMap(
+            final RtpContentMap rtpContentMap) {
         if (this.omemoVerification.hasDeviceId()) {
-            ListenableFuture<AxolotlService.OmemoVerifiedPayload<OmemoVerifiedRtpContentMap>> verifiedPayloadFuture = id.account.getAxolotlService()
-                    .encrypt(rtpContentMap, id.with, omemoVerification.getDeviceId());
-            return Futures.transform(verifiedPayloadFuture, verifiedPayload -> {
-                omemoVerification.setOrEnsureEqual(verifiedPayload);
-                return verifiedPayload.getPayload();
-            }, MoreExecutors.directExecutor());
+            ListenableFuture<AxolotlService.OmemoVerifiedPayload<OmemoVerifiedRtpContentMap>>
+                    verifiedPayloadFuture =
+                            id.account
+                                    .getAxolotlService()
+                                    .encrypt(
+                                            rtpContentMap,
+                                            id.with,
+                                            omemoVerification.getDeviceId());
+            return Futures.transform(
+                    verifiedPayloadFuture,
+                    verifiedPayload -> {
+                        omemoVerification.setOrEnsureEqual(verifiedPayload);
+                        return verifiedPayload.getPayload();
+                    },
+                    MoreExecutors.directExecutor());
         } else {
             return Futures.immediateFuture(rtpContentMap);
         }
     }
 
-    synchronized void deliveryMessage(final Jid from, final Element message, final String serverMessageId, final long timestamp) {
-        Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": delivered message to JingleRtpConnection " + message);
+    synchronized void deliveryMessage(
+            final Jid from,
+            final Element message,
+            final String serverMessageId,
+            final long timestamp) {
+        Log.d(
+                Config.LOGTAG,
+                id.account.getJid().asBareJid()
+                        + ": delivered message to JingleRtpConnection "
+                        + message);
         switch (message.getName()) {
             case "propose":
                 receivePropose(from, Propose.upgrade(message), serverMessageId, timestamp);
@@ -750,47 +934,73 @@ public class JingleRtpConnection extends AbstractJingleConnection implements Web
     }
 
     void deliverFailedProceed() {
-        Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": receive message error for proceed message");
+        Log.d(
+                Config.LOGTAG,
+                id.account.getJid().asBareJid() + ": receive message error for proceed message");
         if (transition(State.TERMINATED_CONNECTIVITY_ERROR)) {
             webRTCWrapper.close();
-            Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": transitioned into connectivity error");
+            Log.d(
+                    Config.LOGTAG,
+                    id.account.getJid().asBareJid() + ": transitioned into connectivity error");
             this.finish();
         }
     }
 
     private void receiveAccept(final Jid from, final String serverMsgId, final long timestamp) {
-        final boolean originatedFromMyself = from.asBareJid().equals(id.account.getJid().asBareJid());
+        final boolean originatedFromMyself =
+                from.asBareJid().equals(id.account.getJid().asBareJid());
         if (originatedFromMyself) {
             if (transition(State.ACCEPTED)) {
                 if (serverMsgId != null) {
                     this.message.setServerMsgId(serverMsgId);
                 }
                 this.message.setTime(timestamp);
-                this.message.setCarbon(true); //indicate that call was accepted on other device
+                this.message.setCarbon(true); // indicate that call was accepted on other device
                 this.writeLogMessageSuccess(0);
-                this.xmppConnectionService.getNotificationService().cancelIncomingCallNotification();
+                this.xmppConnectionService
+                        .getNotificationService()
+                        .cancelIncomingCallNotification();
                 this.finish();
             } else {
-                Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": unable to transition to accept because already in state=" + this.state);
+                Log.d(
+                        Config.LOGTAG,
+                        id.account.getJid().asBareJid()
+                                + ": unable to transition to accept because already in state="
+                                + this.state);
             }
         } else {
-            Log.d(Config.LOGTAG, id.account.getJid().asBareJid() + ": ignoring 'accept' from " + from);
+            Log.d(
+                    Config.LOGTAG,
+                    id.account.getJid().asBareJid() + ": ignoring 'accept' from " + from);
         }
     }
 
     private void receiveReject(final Jid from, final String serverMsgId, final long timestamp) {
-        final boolean originatedFromMyself = from.asBareJid().equals(id.account.getJid().asBareJid());
-        //reject from another one of my clients
+        final boolean originatedFromMyself =
+                from.asBareJid().equals(id.account.getJid().asBareJid());
+        // reject from another one of my clients
         if (originatedFromMyself) {
             receiveRejectFromMyself(serverMsgId, timestamp);
         } else if (isInitiator()) {
             if (from.equals(id.with)) {
                 receiveRejectFromResponder();
             } else {
-                Log.d(Config.LOGTAG, id.account.getJid() + ": ignoring reject from " + from + " for session with " + id.with);
+                Log.d(
+                        Config.LOGTAG,
+                        id.account.getJid()
+                                + ": ignoring reject from "
+                                + from
+                                + " for session with "
+                                + id.with);
             }
         } else {
-            Log.d(Config.LOGTAG, id.account.getJid() + ": ignoring reject from " + from + " for session with " + id.with);
+            Log.d(
+                    Config.LOGTAG,
+                    id.account.getJid()
+                            + ": ignoring reject from "
+                            + from
+                            + " for session with "
+                            + id.with);
         }
     }
 

src/main/java/eu/siacs/conversations/xmpp/jingle/RtpContentMap.java 🔗

@@ -16,7 +16,6 @@ import org.checkerframework.checker.nullness.compatqual.NullableDecl;
 import java.util.Collection;
 import java.util.List;
 import java.util.Map;
-import java.util.Objects;
 import java.util.Set;
 
 import eu.siacs.conversations.xmpp.jingle.stanzas.Content;
@@ -39,7 +38,8 @@ public class RtpContentMap {
     }
 
     public static RtpContentMap of(final JinglePacket jinglePacket) {
-        final Map<String, DescriptionTransport> contents = DescriptionTransport.of(jinglePacket.getJingleContents());
+        final Map<String, DescriptionTransport> contents =
+                DescriptionTransport.of(jinglePacket.getJingleContents());
         if (isOmemoVerified(contents)) {
             return new OmemoVerifiedRtpContentMap(jinglePacket.getGroup(), contents);
         } else {
@@ -62,22 +62,30 @@ public class RtpContentMap {
     }
 
     public static RtpContentMap of(final SessionDescription sessionDescription) {
-        final ImmutableMap.Builder<String, DescriptionTransport> contentMapBuilder = new ImmutableMap.Builder<>();
+        final ImmutableMap.Builder<String, DescriptionTransport> contentMapBuilder =
+                new ImmutableMap.Builder<>();
         for (SessionDescription.Media media : sessionDescription.media) {
             final String id = Iterables.getFirst(media.attributes.get("mid"), null);
             Preconditions.checkNotNull(id, "media has no mid");
             contentMapBuilder.put(id, DescriptionTransport.of(sessionDescription, media));
         }
-        final String groupAttribute = Iterables.getFirst(sessionDescription.attributes.get("group"), null);
+        final String groupAttribute =
+                Iterables.getFirst(sessionDescription.attributes.get("group"), null);
         final Group group = groupAttribute == null ? null : Group.ofSdpString(groupAttribute);
         return new RtpContentMap(group, contentMapBuilder.build());
     }
 
     public Set<Media> getMedia() {
-        return Sets.newHashSet(Collections2.transform(contents.values(), input -> {
-            final RtpDescription rtpDescription = input == null ? null : input.description;
-            return rtpDescription == null ? Media.UNKNOWN : input.description.getMedia();
-        }));
+        return Sets.newHashSet(
+                Collections2.transform(
+                        contents.values(),
+                        input -> {
+                            final RtpDescription rtpDescription =
+                                    input == null ? null : input.description;
+                            return rtpDescription == null
+                                    ? Media.UNKNOWN
+                                    : input.description.getMedia();
+                        }));
     }
 
     public List<String> getNames() {
@@ -90,7 +98,8 @@ public class RtpContentMap {
         }
         for (Map.Entry<String, DescriptionTransport> entry : this.contents.entrySet()) {
             if (entry.getValue().description == null) {
-                throw new IllegalStateException(String.format("%s is lacking content description", entry.getKey()));
+                throw new IllegalStateException(
+                        String.format("%s is lacking content description", entry.getKey()));
             }
         }
     }
@@ -106,15 +115,24 @@ public class RtpContentMap {
         for (Map.Entry<String, DescriptionTransport> entry : this.contents.entrySet()) {
             final IceUdpTransportInfo transport = entry.getValue().transport;
             final IceUdpTransportInfo.Fingerprint fingerprint = transport.getFingerprint();
-            if (fingerprint == null || Strings.isNullOrEmpty(fingerprint.getContent()) || Strings.isNullOrEmpty(fingerprint.getHash())) {
-                throw new SecurityException(String.format("Use of DTLS-SRTP (XEP-0320) is required for content %s", entry.getKey()));
+            if (fingerprint == null
+                    || Strings.isNullOrEmpty(fingerprint.getContent())
+                    || Strings.isNullOrEmpty(fingerprint.getHash())) {
+                throw new SecurityException(
+                        String.format(
+                                "Use of DTLS-SRTP (XEP-0320) is required for content %s",
+                                entry.getKey()));
             }
             final IceUdpTransportInfo.Setup setup = fingerprint.getSetup();
             if (setup == null) {
-                throw new SecurityException(String.format("Use of DTLS-SRTP (XEP-0320) is required for content %s but missing setup attribute", entry.getKey()));
+                throw new SecurityException(
+                        String.format(
+                                "Use of DTLS-SRTP (XEP-0320) is required for content %s but missing setup attribute",
+                                entry.getKey()));
             }
             if (requireActPass && setup != IceUdpTransportInfo.Setup.ACTPASS) {
-                 throw new SecurityException("Initiator needs to offer ACTPASS as setup for DTLS-SRTP (XEP-0320)");
+                throw new SecurityException(
+                        "Initiator needs to offer ACTPASS as setup for DTLS-SRTP (XEP-0320)");
             }
         }
     }
@@ -135,41 +153,66 @@ public class RtpContentMap {
         return jinglePacket;
     }
 
-    RtpContentMap transportInfo(final String contentName, final IceUdpTransportInfo.Candidate candidate) {
+    RtpContentMap transportInfo(
+            final String contentName, final IceUdpTransportInfo.Candidate candidate) {
         final RtpContentMap.DescriptionTransport descriptionTransport = contents.get(contentName);
-        final IceUdpTransportInfo transportInfo = descriptionTransport == null ? null : descriptionTransport.transport;
+        final IceUdpTransportInfo transportInfo =
+                descriptionTransport == null ? null : descriptionTransport.transport;
         if (transportInfo == null) {
-            throw new IllegalArgumentException("Unable to find transport info for content name " + contentName);
+            throw new IllegalArgumentException(
+                    "Unable to find transport info for content name " + contentName);
         }
         final IceUdpTransportInfo newTransportInfo = transportInfo.cloneWrapper();
         newTransportInfo.addChild(candidate);
-        return new RtpContentMap(null, ImmutableMap.of(contentName, new DescriptionTransport(null, newTransportInfo)));
+        return new RtpContentMap(
+                null,
+                ImmutableMap.of(contentName, new DescriptionTransport(null, newTransportInfo)));
     }
 
     RtpContentMap transportInfo() {
         return new RtpContentMap(
                 null,
-                Maps.transformValues(contents, dt -> new DescriptionTransport(null, dt.transport.cloneWrapper()))
-        );
+                Maps.transformValues(
+                        contents,
+                        dt -> new DescriptionTransport(null, dt.transport.cloneWrapper())));
     }
 
-    public IceUdpTransportInfo.Credentials getCredentials() {
-        final Set<IceUdpTransportInfo.Credentials> allCredentials = ImmutableSet.copyOf(Collections2.transform(
-                contents.values(),
-                dt -> dt.transport.getCredentials()
-        ));
-        final IceUdpTransportInfo.Credentials credentials = Iterables.getFirst(allCredentials, null);
+    public IceUdpTransportInfo.Credentials getDistinctCredentials() {
+        final Set<IceUdpTransportInfo.Credentials> allCredentials = getCredentials();
+        final IceUdpTransportInfo.Credentials credentials =
+                Iterables.getFirst(allCredentials, null);
         if (allCredentials.size() == 1 && credentials != null) {
             return credentials;
         }
         throw new IllegalStateException("Content map does not have distinct credentials");
     }
 
+    public Set<IceUdpTransportInfo.Credentials> getCredentials() {
+        final Set<IceUdpTransportInfo.Credentials> credentials =
+                ImmutableSet.copyOf(
+                        Collections2.transform(
+                                contents.values(), dt -> dt.transport.getCredentials()));
+        if (credentials.isEmpty()) {
+            throw new IllegalStateException("Content map does not have any credentials");
+        }
+        return credentials;
+    }
+
+    public IceUdpTransportInfo.Credentials getCredentials(final String contentName) {
+        final DescriptionTransport descriptionTransport = this.contents.get(contentName);
+        if (descriptionTransport == null) {
+            throw new IllegalArgumentException(
+                    String.format(
+                            "Unable to find transport info for content name %s", contentName));
+        }
+        return descriptionTransport.transport.getCredentials();
+    }
+
     public IceUdpTransportInfo.Setup getDtlsSetup() {
-        final Set<IceUdpTransportInfo.Setup> setups = ImmutableSet.copyOf(Collections2.transform(
-                contents.values(),
-                dt -> dt.transport.getFingerprint().getSetup()
-        ));
+        final Set<IceUdpTransportInfo.Setup> setups =
+                ImmutableSet.copyOf(
+                        Collections2.transform(
+                                contents.values(), dt -> dt.transport.getFingerprint().getSetup()));
         final IceUdpTransportInfo.Setup setup = Iterables.getFirst(setups, null);
         if (setups.size() == 1 && setup != null) {
             return setup;
@@ -185,13 +228,18 @@ public class RtpContentMap {
         return count == 0;
     }
 
-    public RtpContentMap modifiedCredentials(IceUdpTransportInfo.Credentials credentials, final IceUdpTransportInfo.Setup setup) {
-        final ImmutableMap.Builder<String, DescriptionTransport> contentMapBuilder = new ImmutableMap.Builder<>();
+    public RtpContentMap modifiedCredentials(
+            IceUdpTransportInfo.Credentials credentials, final IceUdpTransportInfo.Setup setup) {
+        final ImmutableMap.Builder<String, DescriptionTransport> contentMapBuilder =
+                new ImmutableMap.Builder<>();
         for (final Map.Entry<String, DescriptionTransport> content : contents.entrySet()) {
             final RtpDescription rtpDescription = content.getValue().description;
             IceUdpTransportInfo transportInfo = content.getValue().transport;
-            final IceUdpTransportInfo modifiedTransportInfo = transportInfo.modifyCredentials(credentials, setup);
-            contentMapBuilder.put(content.getKey(), new DescriptionTransport(rtpDescription, modifiedTransportInfo));
+            final IceUdpTransportInfo modifiedTransportInfo =
+                    transportInfo.modifyCredentials(credentials, setup);
+            contentMapBuilder.put(
+                    content.getKey(),
+                    new DescriptionTransport(rtpDescription, modifiedTransportInfo));
         }
         return new RtpContentMap(this.group, contentMapBuilder.build());
     }
@@ -200,7 +248,8 @@ public class RtpContentMap {
         public final RtpDescription description;
         public final IceUdpTransportInfo transport;
 
-        public DescriptionTransport(final RtpDescription description, final IceUdpTransportInfo transport) {
+        public DescriptionTransport(
+                final RtpDescription description, final IceUdpTransportInfo transport) {
             this.description = description;
             this.transport = transport;
         }
@@ -215,33 +264,38 @@ public class RtpContentMap {
             } else if (description instanceof RtpDescription) {
                 rtpDescription = (RtpDescription) description;
             } else {
-                throw new UnsupportedApplicationException("Content does not contain rtp description");
+                throw new UnsupportedApplicationException(
+                        "Content does not contain rtp description");
             }
             if (transportInfo instanceof IceUdpTransportInfo) {
                 iceUdpTransportInfo = (IceUdpTransportInfo) transportInfo;
             } else {
-                throw new UnsupportedTransportException("Content does not contain ICE-UDP transport");
+                throw new UnsupportedTransportException(
+                        "Content does not contain ICE-UDP transport");
             }
             return new DescriptionTransport(
-                    rtpDescription,
-                    OmemoVerifiedIceUdpTransportInfo.upgrade(iceUdpTransportInfo)
-            );
+                    rtpDescription, OmemoVerifiedIceUdpTransportInfo.upgrade(iceUdpTransportInfo));
         }
 
-        public static DescriptionTransport of(final SessionDescription sessionDescription, final SessionDescription.Media media) {
+        public static DescriptionTransport of(
+                final SessionDescription sessionDescription, final SessionDescription.Media media) {
             final RtpDescription rtpDescription = RtpDescription.of(sessionDescription, media);
-            final IceUdpTransportInfo transportInfo = IceUdpTransportInfo.of(sessionDescription, media);
+            final IceUdpTransportInfo transportInfo =
+                    IceUdpTransportInfo.of(sessionDescription, media);
             return new DescriptionTransport(rtpDescription, transportInfo);
         }
 
         public static Map<String, DescriptionTransport> of(final Map<String, Content> contents) {
-            return ImmutableMap.copyOf(Maps.transformValues(contents, new Function<Content, DescriptionTransport>() {
-                @NullableDecl
-                @Override
-                public DescriptionTransport apply(@NullableDecl Content content) {
-                    return content == null ? null : of(content);
-                }
-            }));
+            return ImmutableMap.copyOf(
+                    Maps.transformValues(
+                            contents,
+                            new Function<Content, DescriptionTransport>() {
+                                @NullableDecl
+                                @Override
+                                public DescriptionTransport apply(@NullableDecl Content content) {
+                                    return content == null ? null : of(content);
+                                }
+                            }));
         }
     }
 

src/main/java/eu/siacs/conversations/xmpp/jingle/stanzas/IceUdpTransportInfo.java 🔗

@@ -1,5 +1,7 @@
 package eu.siacs.conversations.xmpp.jingle.stanzas;
 
+import androidx.annotation.NonNull;
+
 import com.google.common.base.Joiner;
 import com.google.common.base.MoreObjects;
 import com.google.common.base.Objects;
@@ -123,6 +125,7 @@ public class IceUdpTransportInfo extends GenericTransportInfo {
         }
 
         @Override
+        @NonNull
         public String toString() {
             return MoreObjects.toStringHelper(this)
                     .add("ufrag", ufrag)

src/main/res/layout/activity_muc_details.xml 🔗

@@ -106,7 +106,7 @@
                                             app:errorTextAppearance="@style/TextAppearance.Conversations.Design.Error"
                                             app:hintTextAppearance="@style/TextAppearance.Conversations.Design.Hint">
 
-                                            <eu.siacs.conversations.ui.widget.EmojiWrapperEditText
+                                            <EditText
                                                 android:id="@+id/muc_edit_title"
                                                 android:layout_width="match_parent"
                                                 android:layout_height="wrap_content"
@@ -120,7 +120,7 @@
                                             app:errorTextAppearance="@style/TextAppearance.Conversations.Design.Error"
                                             app:hintTextAppearance="@style/TextAppearance.Conversations.Design.Hint">
 
-                                            <eu.siacs.conversations.ui.widget.EmojiWrapperEditText
+                                            <EditText
                                                 android:id="@+id/muc_edit_subject"
                                                 android:layout_width="match_parent"
                                                 android:layout_height="wrap_content"

src/main/res/layout/activity_rtp_session.xml 🔗

@@ -55,23 +55,21 @@
                 android:layout_marginLeft="16dp"
                 android:layout_marginTop="0dp"
                 android:layout_marginRight="16dp"
-                android:layout_marginBottom="16dp"
+                android:layout_marginBottom="8dp"
                 android:textAppearance="@style/TextAppearance.Conversations.Display2"
                 android:textColor="@color/white"
                 tools:text="Juliet Capulet" />
-
             <TextView
                 android:id="@+id/with_jid"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                android:layout_below="@id/with"
+                android:layout_below="@id/status"
                 android:layout_marginLeft="16dp"
-                android:layout_marginTop="0dp"
                 android:layout_marginRight="16dp"
                 android:layout_marginBottom="32dp"
-                android:textAppearance="@style/TextAppearance.Conversations.Title"
+                android:textAppearance="@style/TextAppearance.Conversations.Body1"
                 android:textColor="@color/white"
-                tools:text="juliet@capulet.lit" />
+                tools:text="jcapulet@example.com" />
 
         </com.google.android.material.appbar.AppBarLayout>
 
@@ -256,5 +254,15 @@
                 app:tint="?attr/icon_tint" />
         </RelativeLayout>
 
+        <TextView
+            android:id="@+id/using_account"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentBottom="true"
+            android:layout_alignParentEnd="true"
+            android:layout_margin="8dp"
+            android:text="@string/using_account"
+            android:textAppearance="@style/TextAppearance.Conversations.Caption"/>
+
     </RelativeLayout>
 </layout>

src/main/res/layout/create_conference_dialog.xml 🔗

@@ -28,7 +28,7 @@
             app:errorTextAppearance="@style/TextAppearance.Conversations.Design.Error"
             app:hintTextAppearance="@style/TextAppearance.Conversations.Design.Hint">
 
-            <eu.siacs.conversations.ui.widget.EmojiWrapperEditText
+            <EditText
                 android:id="@+id/group_chat_name"
                 style="@style/Widget.Conversations.EditText"
                 android:layout_width="match_parent"

src/main/res/layout/create_public_channel_dialog.xml 🔗

@@ -26,7 +26,7 @@
             app:errorTextAppearance="@style/TextAppearance.Conversations.Design.Error"
             app:hintTextAppearance="@style/TextAppearance.Conversations.Design.Hint">
 
-            <eu.siacs.conversations.ui.widget.EmojiWrapperEditText
+            <EditText
                 android:id="@+id/group_chat_name"
                 style="@style/Widget.Conversations.EditText"
                 android:layout_width="match_parent"

src/main/res/layout/dialog_quickedit.xml 🔗

@@ -16,7 +16,7 @@
             app:errorTextAppearance="@style/TextAppearance.Conversations.Design.Error"
             app:hintTextAppearance="@style/TextAppearance.Conversations.Design.Hint">
 
-            <eu.siacs.conversations.ui.widget.EmojiWrapperEditText
+            <EditText
                 android:id="@+id/input_edit_text"
                 style="@style/Widget.Conversations.EditText"
                 android:layout_width="match_parent"
@@ -25,7 +25,7 @@
                 android:inputType="textPersonName">
 
                 <requestFocus/>
-            </eu.siacs.conversations.ui.widget.EmojiWrapperEditText>
+            </EditText>
 
         </com.google.android.material.textfield.TextInputLayout>
     </LinearLayout>

src/main/res/values-bg/strings.xml 🔗

@@ -965,5 +965,4 @@
     <string name="backup_started_message">Създаването на резервно копие е стартирано. Ще получите известие, когато приключи.</string>
     <string name="unable_to_enable_video">Видеото не може да бъде включено.</string>
     <string name="plain_text_document">Обикновен текстов документ</string>
-
-</resources>
+    </resources>

src/main/res/values-da-rDK/strings.xml 🔗

@@ -968,5 +968,4 @@
     <string name="backup_started_message">Sikkerhedskopieringen er startet. Du får en notifikation, når den er afsluttet.</string>
     <string name="unable_to_enable_video">Kunne ikke aktivere video.</string>
     <string name="plain_text_document">Ren tekstdokument</string>
-
-</resources>
+    </resources>

src/main/res/values-de/strings.xml 🔗

@@ -968,5 +968,4 @@
     <string name="backup_started_message">Die Sicherung wurde gestartet. Du bekommst eine Benachrichtigung, sobald sie fertig ist.</string>
     <string name="unable_to_enable_video">Video kann nicht aktiviert werden.</string>
     <string name="plain_text_document">Textdokument</string>
-
-</resources>
+    </resources>

src/main/res/values-es/strings.xml 🔗

@@ -968,5 +968,4 @@
     <string name="backup_started_message">La copia de seguridad ha empezado. Recibirás una notificación cuando se haya completado.</string>
     <string name="unable_to_enable_video">No se ha podido habilitar el vídeo.</string>
     <string name="plain_text_document">Documento de texto plano</string>
-
-</resources>
+    </resources>

src/main/res/values-fi/strings.xml 🔗

@@ -914,5 +914,4 @@
     <string name="backup_started_message">Varmuuskopion teko aloitettu. Saat ilmoituksen kun se on valmis.</string>
     <string name="unable_to_enable_video">Videon käyttöönotto epäonnistui</string>
     <string name="plain_text_document">Perustekstiasiakirja</string>
-
-</resources>
+    </resources>

src/main/res/values-gl/strings.xml 🔗

@@ -479,7 +479,7 @@
     <string name="pref_show_connection_options">Axustes ampliados de conexión</string>
     <string name="pref_show_connection_options_summary">Mostar axustes de servidor e porto cando se configura unha conta</string>
     <string name="hostname_example">xmpp.exemplo.com</string>
-    <string name="action_add_account_with_certificate">Conéctate con certificado</string>
+    <string name="action_add_account_with_certificate">Accede con certificado</string>
     <string name="unable_to_parse_certificate">Non se puido procesar o certificado</string>
     <string name="mam_prefs">Gardando axustes</string>
     <string name="server_side_mam_prefs">Axustes de gardado no servidor</string>
@@ -968,5 +968,4 @@
     <string name="backup_started_message">Comezou a creación da copia de apoio. Recibirás unha notificación cando remate.</string>
     <string name="unable_to_enable_video">Non se puido activar o vídeo.</string>
     <string name="plain_text_document">Documento de texto plano</string>
-
-</resources>
+    </resources>

src/main/res/values-it/strings.xml 🔗

@@ -968,5 +968,4 @@
     <string name="backup_started_message">Il backup è iniziato. Riceverai una notifica una volta completato.</string>
     <string name="unable_to_enable_video">Impossibile attivare il video.</string>
     <string name="plain_text_document">Documento di testo</string>
-
-</resources>
+    </resources>

src/main/res/values-ja/strings.xml 🔗

@@ -950,5 +950,4 @@
     <string name="backup_started_message">バックアップを開始しました。 バックアップが完了すると通知が届きます。</string>
     <string name="unable_to_enable_video">映像を有効化できません。</string>
     <string name="plain_text_document">プレーンテキスト文書</string>
-
-</resources>
+    </resources>

src/main/res/values-pl/strings.xml 🔗

@@ -431,7 +431,7 @@
     <string name="offering_x_file">Oferowanie %s</string>
     <string name="hide_offline">Ukryj niedostępnych</string>
     <string name="contact_is_typing">%s pisze...</string>
-    <string name="contact_has_stopped_typing">%s przestał(a) pisać</string>
+    <string name="contact_has_stopped_typing">%s już nie pisze </string>
     <string name="contacts_are_typing">%s piszą...</string>
     <string name="contacts_have_stopped_typing">%s przestali pisać</string>
     <string name="pref_chat_states">Powiadomienia pisania</string>
@@ -995,5 +995,4 @@ Administrator twojego serwera będzie mógł czytać twoje wiadomości, ale moż
     <string name="backup_started_message">Tworzenie kopii zapasowej się rozpoczęło. Dostaniesz powiadomienie kiedy się zakończy. </string>
     <string name="unable_to_enable_video">Nie można włączyć wideo. </string>
     <string name="plain_text_document">Dokument zwykłego tekstu</string>
-
-</resources>
+    </resources>

src/main/res/values-pt-rBR/strings.xml 🔗

@@ -968,5 +968,4 @@
     <string name="backup_started_message">O backup foi iniciado. Você receberá uma notificação assim que ele for concluído.</string>
     <string name="unable_to_enable_video">Não foi possível habilitar o vídeo.</string>
     <string name="plain_text_document">Documento em texto puro</string>
-
-</resources>
+    </resources>

src/main/res/values-ro-rRO/strings.xml 🔗

@@ -981,5 +981,4 @@
     <string name="backup_started_message">Se creează copia de siguranță. Veți primi o notificare când acesta este completă.</string>
     <string name="unable_to_enable_video">Nu s-a putut activa camera video.</string>
     <string name="plain_text_document">Document text</string>
-
-</resources>
+    </resources>

src/main/res/values-ru/strings.xml 🔗

@@ -993,5 +993,4 @@
     <string name="backup_started_message">Резервное копирование было начато. Вы получите уведомление, как только оно будет завершено. </string>
     <string name="unable_to_enable_video">Невозможно включить видео.</string>
     <string name="plain_text_document">Текстовые данные</string>
-
-</resources>
+    </resources>

src/main/res/values-sv/strings.xml 🔗

@@ -537,6 +537,7 @@
     <string name="security_error_invalid_file_access">Säkerhetsfel: Ogiltig filåtkomst!</string>
     <string name="no_application_to_share_uri">Ingen applikation hittades för att dela URI</string>
     <string name="share_uri_with">Dela URI med...</string>
+    <string name="agree_and_continue">Acceptera och gå vidare</string>
     <string name="your_full_jid_will_be">Din fullständiga XMPP-adress kommer att vara: %s</string>
     <string name="create_account">Skapa konto</string>
     <string name="use_own_provider">Använd min egen leverantör</string>
@@ -662,7 +663,9 @@
     <string name="yesterday">Igår</string>
     <string name="pref_validate_hostname">Bekräfta värdnamn med DNSSEC</string>
     <string name="certificate_does_not_contain_jid">Certifikatet innehåller ej en XMPP-adress</string>
+    <string name="server_info_partial">delvis</string>
     <string name="attach_record_video">Spela in video</string>
+    <string name="copy_to_clipboard">Kopiera till urklipp</string>
     <string name="message_copied_to_clipboard">Meddelande kopierat till urklipp</string>
     <string name="message">Meddelande</string>
     <string name="mtm_accept_cert">Godkänn okänt certifikat?</string>

src/main/res/values-tr-rTR/strings.xml 🔗

@@ -968,5 +968,4 @@
     <string name="backup_started_message">Yedekleme başlatıldı. Tamamlandığı zaman bir bildirim alacaksınız.</string>
     <string name="unable_to_enable_video">Video etkinleştirilemedi</string>
     <string name="plain_text_document">Düz metin dosyası</string>
-
-</resources>
+    </resources>

src/main/res/values-vi/strings.xml 🔗

@@ -955,5 +955,4 @@
     <string name="backup_started_message">Việc sao lưu đã được bắt đầu. Bạn sẽ nhận một thông báo khi việc đó đã hoàn tất.</string>
     <string name="unable_to_enable_video">Không thể bật video.</string>
     <string name="plain_text_document">Tài liệu văn bản thuần</string>
-
-</resources>
+    </resources>

src/main/res/values-zh-rCN/strings.xml 🔗

@@ -955,5 +955,4 @@
     <string name="backup_started_message">已启动备份。一旦完成,你会收到通知。</string>
     <string name="unable_to_enable_video">无法启用视频</string>
     <string name="plain_text_document">纯文本文档</string>
-
-</resources>
+    </resources>

src/main/res/values/about.xml 🔗

@@ -31,7 +31,7 @@
 <resources>
     <string name="pref_about_message" translatable="false">
 			Conversations • the very last word in instant messaging.
-			\n\nCopyright © 2014-2021 Daniel Gultsch
+			\n\nCopyright © 2014-2022 Daniel Gultsch
 			\n\nThis program is free software: you can redistribute it and/or modify
 			it under the terms of the GNU General Public License as published by
 			the Free Software Foundation, either version 3 of the License, or

src/playstoreCompat/java/eu/siacs/conversations/ui/service/EmojiService.java 🔗

@@ -1,55 +0,0 @@
-package eu.siacs.conversations.ui.service;
-
-import android.content.Context;
-import android.os.Build;
-import android.util.Log;
-
-import androidx.core.provider.FontRequest;
-import androidx.emoji.text.EmojiCompat;
-import androidx.emoji.text.FontRequestEmojiCompatConfig;
-
-import eu.siacs.conversations.Config;
-import eu.siacs.conversations.R;
-
-public class EmojiService {
-
-
-    private final EmojiCompat.InitCallback initCallback = new EmojiCompat.InitCallback() {
-        @Override
-        public void onInitialized() {
-            super.onInitialized();
-            Log.d(Config.LOGTAG, "EmojiService succeeded in loading fonts");
-
-        }
-
-        @Override
-        public void onFailed(Throwable throwable) {
-            super.onFailed(throwable);
-            Log.d(Config.LOGTAG, "EmojiService failed to load fonts", throwable);
-        }
-    };
-
-    private final Context context;
-
-    public EmojiService(Context context) {
-        this.context = context;
-    }
-
-    public void init() {
-        final FontRequest fontRequest = new FontRequest(
-                "com.google.android.gms.fonts",
-                "com.google.android.gms",
-                "Noto Color Emoji Compat",
-                R.array.font_certs);
-        FontRequestEmojiCompatConfig fontRequestEmojiCompatConfig = new FontRequestEmojiCompatConfig(context, fontRequest);
-        fontRequestEmojiCompatConfig.registerInitCallback(initCallback);
-        //On recent Androids we assume to have the latest emojis
-        //there are some annoying bugs with emoji compat that make it a safer choice not to use it when possible
-        // a) when using the ondemand emoji font (play store) flags don’t work
-        // b) the text preview has annoying glitches when the cut of text contains emojis (the emoji will be half visible)
-        // c) can trigger a hardware rendering bug https://issuetracker.google.com/issues/67102093
-        fontRequestEmojiCompatConfig.setReplaceAll(Build.VERSION.SDK_INT < Build.VERSION_CODES.O);
-        EmojiCompat.init(fontRequestEmojiCompatConfig);
-    }
-
-}

src/system/java/eu/siacs/conversations/ui/widget/EmojiWrapperEditText.java 🔗

@@ -1,16 +0,0 @@
-package eu.siacs.conversations.ui.widget;
-
-import android.content.Context;
-import androidx.appcompat.widget.AppCompatEditText;
-import android.util.AttributeSet;
-
-public class EmojiWrapperEditText extends AppCompatEditText {
-
-    public EmojiWrapperEditText(Context context) {
-        super(context);
-    }
-
-    public EmojiWrapperEditText(Context context, AttributeSet attrs) {
-        super(context, attrs);
-    }
-}

src/system/java/eu/siacs/conversations/utils/EmojiWrapper.java 🔗

@@ -1,47 +0,0 @@
-/*
- * Copyright (c) 2017, Daniel Gultsch All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without modification,
- * are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice, this
- * list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation and/or
- * other materials provided with the distribution.
- *
- * 3. Neither the name of the copyright holder nor the names of its contributors
- * may be used to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
- * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
- * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-package eu.siacs.conversations.utils;
-
-import androidx.emoji.text.EmojiCompat;
-
-public class EmojiWrapper {
-
-	public static CharSequence transform(CharSequence input) {
-		try {
-			if (EmojiCompat.get().getLoadState() == EmojiCompat.LOAD_STATE_SUCCEEDED) {
-				return EmojiCompat.get().process(input);
-			} else {
-				return input;
-			}
-		} catch (IllegalStateException e) {
-			return input;
-		}
-	}
-}