XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import static eu.siacs.conversations.utils.Compatibility.s;
   4import static eu.siacs.conversations.utils.Random.SECURE_RANDOM;
   5
   6import android.Manifest;
   7import android.annotation.SuppressLint;
   8import android.annotation.TargetApi;
   9import android.app.AlarmManager;
  10import android.app.KeyguardManager;
  11import android.app.Notification;
  12import android.app.NotificationManager;
  13import android.app.PendingIntent;
  14import android.app.Service;
  15import android.content.BroadcastReceiver;
  16import android.content.ComponentName;
  17import android.content.Context;
  18import android.content.Intent;
  19import android.content.IntentFilter;
  20import android.content.SharedPreferences;
  21import android.content.pm.PackageManager;
  22import android.content.pm.ServiceInfo;
  23import android.database.ContentObserver;
  24import android.graphics.Bitmap;
  25import android.graphics.drawable.AnimatedImageDrawable;
  26import android.graphics.drawable.BitmapDrawable;
  27import android.graphics.drawable.Drawable;
  28import android.media.AudioManager;
  29import android.net.ConnectivityManager;
  30import android.net.Network;
  31import android.net.NetworkCapabilities;
  32import android.net.NetworkInfo;
  33import android.net.Uri;
  34import android.os.Binder;
  35import android.os.Build;
  36import android.os.Bundle;
  37import android.os.Environment;
  38import android.os.IBinder;
  39import android.os.Messenger;
  40import android.os.PowerManager;
  41import android.os.PowerManager.WakeLock;
  42import android.os.SystemClock;
  43import android.preference.PreferenceManager;
  44import android.provider.ContactsContract;
  45import android.provider.DocumentsContract;
  46import android.security.KeyChain;
  47import android.telephony.PhoneStateListener;
  48import android.telephony.TelephonyManager;
  49import android.text.TextUtils;
  50import android.util.DisplayMetrics;
  51import android.util.Log;
  52import android.util.LruCache;
  53import android.util.Pair;
  54
  55import androidx.annotation.BoolRes;
  56import androidx.annotation.IntegerRes;
  57import androidx.annotation.NonNull;
  58import androidx.core.app.RemoteInput;
  59import androidx.core.content.ContextCompat;
  60import androidx.core.util.Consumer;
  61
  62import com.cheogram.android.EmojiSearch;
  63import com.cheogram.android.WebxdcUpdate;
  64
  65import com.google.common.base.Objects;
  66import com.google.common.base.Optional;
  67import com.google.common.base.Strings;
  68import com.google.common.io.Files;
  69
  70import com.kedia.ogparser.JsoupProxy;
  71import com.kedia.ogparser.OpenGraphCallback;
  72import com.kedia.ogparser.OpenGraphParser;
  73import com.kedia.ogparser.OpenGraphResult;
  74
  75import org.conscrypt.Conscrypt;
  76import org.jxmpp.stringprep.libidn.LibIdnXmppStringprep;
  77import org.openintents.openpgp.IOpenPgpService2;
  78import org.openintents.openpgp.util.OpenPgpApi;
  79import org.openintents.openpgp.util.OpenPgpServiceConnection;
  80
  81import java.io.File;
  82import java.io.FileInputStream;
  83import java.io.IOException;
  84import java.net.URI;
  85import java.security.Security;
  86import java.security.cert.CertificateException;
  87import java.security.cert.X509Certificate;
  88import java.util.ArrayList;
  89import java.util.Arrays;
  90import java.util.Collection;
  91import java.util.Collections;
  92import java.util.HashSet;
  93import java.util.Hashtable;
  94import java.util.Iterator;
  95import java.util.List;
  96import java.util.ListIterator;
  97import java.util.Map;
  98import java.util.Set;
  99import java.util.WeakHashMap;
 100import java.util.concurrent.CopyOnWriteArrayList;
 101import java.util.concurrent.CountDownLatch;
 102import java.util.concurrent.Executor;
 103import java.util.concurrent.Executors;
 104import java.util.concurrent.Semaphore;
 105import java.util.concurrent.ScheduledExecutorService;
 106import java.util.concurrent.TimeUnit;
 107import java.util.concurrent.atomic.AtomicBoolean;
 108import java.util.concurrent.atomic.AtomicLong;
 109import java.util.concurrent.atomic.AtomicReference;
 110
 111import io.ipfs.cid.Cid;
 112
 113import eu.siacs.conversations.Config;
 114import eu.siacs.conversations.R;
 115import eu.siacs.conversations.android.JabberIdContact;
 116import eu.siacs.conversations.crypto.OmemoSetting;
 117import eu.siacs.conversations.crypto.PgpDecryptionService;
 118import eu.siacs.conversations.crypto.PgpEngine;
 119import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 120import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 121import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
 122import eu.siacs.conversations.entities.Account;
 123import eu.siacs.conversations.entities.Blockable;
 124import eu.siacs.conversations.entities.Bookmark;
 125import eu.siacs.conversations.entities.Contact;
 126import eu.siacs.conversations.entities.Conversation;
 127import eu.siacs.conversations.entities.Conversational;
 128import eu.siacs.conversations.entities.DownloadableFile;
 129import eu.siacs.conversations.entities.Message;
 130import eu.siacs.conversations.entities.MucOptions;
 131import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 132import eu.siacs.conversations.entities.Presence;
 133import eu.siacs.conversations.entities.PresenceTemplate;
 134import eu.siacs.conversations.entities.Roster;
 135import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 136import eu.siacs.conversations.generator.AbstractGenerator;
 137import eu.siacs.conversations.generator.IqGenerator;
 138import eu.siacs.conversations.generator.MessageGenerator;
 139import eu.siacs.conversations.generator.PresenceGenerator;
 140import eu.siacs.conversations.http.HttpConnectionManager;
 141import eu.siacs.conversations.parser.AbstractParser;
 142import eu.siacs.conversations.parser.IqParser;
 143import eu.siacs.conversations.parser.MessageParser;
 144import eu.siacs.conversations.parser.PresenceParser;
 145import eu.siacs.conversations.persistance.DatabaseBackend;
 146import eu.siacs.conversations.persistance.FileBackend;
 147import eu.siacs.conversations.persistance.UnifiedPushDatabase;
 148import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 149import eu.siacs.conversations.ui.ConversationsActivity;
 150import eu.siacs.conversations.ui.RtpSessionActivity;
 151import eu.siacs.conversations.ui.SettingsActivity;
 152import eu.siacs.conversations.ui.UiCallback;
 153import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 154import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 155import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 156import eu.siacs.conversations.utils.Compatibility;
 157import eu.siacs.conversations.utils.ConversationsFileObserver;
 158import eu.siacs.conversations.utils.CryptoHelper;
 159import eu.siacs.conversations.utils.Emoticons;
 160import eu.siacs.conversations.utils.EasyOnboardingInvite;
 161import eu.siacs.conversations.utils.ExceptionHelper;
 162import eu.siacs.conversations.utils.FileUtils;
 163import eu.siacs.conversations.utils.MimeUtils;
 164import eu.siacs.conversations.utils.PhoneHelper;
 165import eu.siacs.conversations.utils.QuickLoader;
 166import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 167import eu.siacs.conversations.utils.ReplacingTaskManager;
 168import eu.siacs.conversations.utils.Resolver;
 169import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 170import eu.siacs.conversations.utils.StringUtils;
 171import eu.siacs.conversations.utils.TorServiceUtils;
 172import eu.siacs.conversations.utils.ThemeHelper;
 173import eu.siacs.conversations.utils.WakeLockHelper;
 174import eu.siacs.conversations.utils.XmppUri;
 175import eu.siacs.conversations.xml.Element;
 176import eu.siacs.conversations.xml.LocalizedContent;
 177import eu.siacs.conversations.xml.Namespace;
 178import eu.siacs.conversations.xmpp.Jid;
 179import eu.siacs.conversations.xmpp.OnBindListener;
 180import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 181import eu.siacs.conversations.xmpp.OnGatewayResult;
 182import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 183import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 184import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 185import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 186import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 187import eu.siacs.conversations.xmpp.OnStatusChanged;
 188import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 189import eu.siacs.conversations.xmpp.XmppConnection;
 190import eu.siacs.conversations.xmpp.chatstate.ChatState;
 191import eu.siacs.conversations.xmpp.forms.Data;
 192import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 193import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 194import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 195import eu.siacs.conversations.xmpp.jingle.Media;
 196import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 197import eu.siacs.conversations.xmpp.mam.MamReference;
 198import eu.siacs.conversations.xmpp.pep.Avatar;
 199import eu.siacs.conversations.xmpp.pep.PublishOptions;
 200import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 201import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 202import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 203import me.leolin.shortcutbadger.ShortcutBadger;
 204
 205import okhttp3.HttpUrl;
 206import okhttp3.OkHttpClient;
 207
 208public class XmppConnectionService extends Service {
 209
 210    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 211    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 212    public static final String ACTION_SNOOZE = "snooze";
 213    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 214    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION = "clear_missed_call_notification";
 215    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 216    public static final String ACTION_TRY_AGAIN = "try_again";
 217
 218    public static final String ACTION_TEMPORARILY_DISABLE = "temporarily_disable";
 219    public static final String ACTION_PING = "ping";
 220    public static final String ACTION_IDLE_PING = "idle_ping";
 221    public static final String ACTION_INTERNAL_PING = "internal_ping";
 222    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 223    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 224    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 225    public static final String ACTION_END_CALL = "end_call";
 226    public static final String ACTION_STARTING_CALL = "starting_call";
 227    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 228    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 229    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS = "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 230
 231    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 232
 233    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 234    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 235    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 236
 237    private final ScheduledExecutorService internalPingExecutor = Executors.newSingleThreadScheduledExecutor();
 238    private final static SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR = new SerialSingleThreadExecutor("VideoCompression");
 239    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 240    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 241    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 242    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 243    private final IBinder mBinder = new XmppConnectionBinder();
 244    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 245    private final IqGenerator mIqGenerator = new IqGenerator(this);
 246    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 247    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 248    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 249    private final OnIqPacketReceived mDefaultIqHandler = (account, packet) -> {
 250        if (packet.getType() != IqPacket.TYPE.RESULT) {
 251            Element error = packet.findChild("error");
 252            String text = error != null ? error.findChildContent("text") : null;
 253            if (text != null) {
 254                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received iq error - " + text);
 255            }
 256        }
 257    };
 258    public DatabaseBackend databaseBackend;
 259    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 260    private final ReplacingSerialSingleThreadExecutor mStickerScanExecutor = new ReplacingSerialSingleThreadExecutor("StickerScan");
 261    private long mLastActivity = 0;
 262    private long mLastMucPing = 0;
 263    private long mLastStickerRescan = 0;
 264    private final FileBackend fileBackend = new FileBackend(this);
 265    private MemorizingTrustManager mMemorizingTrustManager;
 266    private final NotificationService mNotificationService = new NotificationService(this);
 267    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 268    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 269    private final ShortcutService mShortcutService = new ShortcutService(this);
 270    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 271    private final AtomicBoolean mForceForegroundService = new AtomicBoolean(false);
 272    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 273    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 274    private final OnMessagePacketReceived mMessageParser = new MessageParser(this);
 275    private final OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 276    private final IqParser mIqParser = new IqParser(this);
 277    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 278    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 279        Conversation conversation = find(getConversations(), contact);
 280        if (conversation != null) {
 281            if (online) {
 282                if (contact.getPresences().size() == 1) {
 283                    sendUnsentMessages(conversation);
 284                }
 285            }
 286        }
 287    };
 288    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 289    private List<Account> accounts;
 290    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 291    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 292    private final AvatarService mAvatarService = new AvatarService(this);
 293    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 294    private final PushManagementService mPushManagementService = new PushManagementService(this);
 295    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 296    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 297            Environment.getExternalStorageDirectory().getAbsolutePath()
 298    ) {
 299        @Override
 300        public void onEvent(final int event, final File file) {
 301            markFileDeleted(file);
 302        }
 303    };
 304    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 305
 306        @Override
 307        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 308            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 309                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 310                mJingleConnectionManager.updateProposedSessionDiscovered(
 311                        account,
 312                        to,
 313                        sessionId,
 314                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 315                );
 316            }
 317
 318
 319            final Jid bare = to.asBareJid();
 320
 321            for (final Conversation conversation : getConversations()) {
 322                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 323                    final Message message = conversation.findUnsentMessageWithUuid(id);
 324                    if (message != null) {
 325                        message.setStatus(Message.STATUS_SEND);
 326                        message.setErrorMessage(null);
 327                        databaseBackend.updateMessage(message, false);
 328                        return true;
 329                    }
 330                }
 331            }
 332            return false;
 333        }
 334    };
 335    private final AtomicBoolean isPhoneInCall = new AtomicBoolean(false);
 336    private final AtomicBoolean diallerIntegrationActive = new AtomicBoolean(false);
 337    private final PhoneStateListener phoneStateListener = new PhoneStateListener() {
 338        @Override
 339        public void onCallStateChanged(final int state, final String phoneNumber) {
 340            if (diallerIntegrationActive.get()) return;
 341            isPhoneInCall.set(state != TelephonyManager.CALL_STATE_IDLE);
 342            if (state == TelephonyManager.CALL_STATE_OFFHOOK) {
 343                mJingleConnectionManager.notifyPhoneCallStarted();
 344            }
 345        }
 346    };
 347
 348    public void setDiallerIntegrationActive(boolean active) {
 349      diallerIntegrationActive.set(active);
 350    }
 351
 352    private boolean destroyed = false;
 353
 354    private int unreadCount = -1;
 355
 356    //Ui callback listeners
 357    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 358    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 359    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 360    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 361    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 362    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 363    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 364    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 365    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 366
 367    private final Object LISTENER_LOCK = new Object();
 368
 369
 370    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 371
 372
 373    private final OnBindListener mOnBindListener = new OnBindListener() {
 374
 375        @Override
 376        public void onBind(final Account account) {
 377            synchronized (mInProgressAvatarFetches) {
 378                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 379                    final String KEY = iterator.next();
 380                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 381                        iterator.remove();
 382                    }
 383                }
 384            }
 385            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 386            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 387            if (loggedInSuccessfully || gainedFeature) {
 388                databaseBackend.updateAccount(account);
 389            }
 390
 391            if (loggedInSuccessfully) {
 392                if (!TextUtils.isEmpty(account.getDisplayName())) {
 393                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 394                    publishDisplayName(account);
 395                }
 396            }
 397
 398            account.getRoster().clearPresences();
 399            synchronized (account.inProgressConferenceJoins) {
 400                account.inProgressConferenceJoins.clear();
 401            }
 402            synchronized (account.inProgressConferencePings) {
 403                account.inProgressConferencePings.clear();
 404            }
 405            mJingleConnectionManager.notifyRebound(account);
 406            mQuickConversationsService.considerSyncBackground(false);
 407            fetchRosterFromServer(account);
 408
 409            final XmppConnection connection = account.getXmppConnection();
 410
 411            if (connection.getFeatures().bookmarks2()) {
 412                fetchBookmarks2(account);
 413            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 414                fetchBookmarks(account);
 415            }
 416            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 417            final boolean catchup = getMessageArchiveService().inCatchup(account);
 418            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 419                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 420                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 421                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 422                    }
 423                });
 424            }
 425            sendPresence(account);
 426            if (mPushManagementService.available(account)) {
 427                mPushManagementService.registerPushTokenOnServer(account);
 428            }
 429            connectMultiModeConversations(account);
 430            syncDirtyContacts(account);
 431
 432            unifiedPushBroker.renewUnifiedPushEndpointsOnBind(account);
 433        }
 434    };
 435    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 436    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 437    private final OnStatusChanged statusListener = new OnStatusChanged() {
 438
 439        @Override
 440        public void onStatusChanged(final Account account) {
 441            XmppConnection connection = account.getXmppConnection();
 442            updateAccountUi();
 443
 444            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 445                mQuickConversationsService.signalAccountStateChange();
 446            }
 447
 448            if (account.getStatus() == Account.State.ONLINE) {
 449                synchronized (mLowPingTimeoutMode) {
 450                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 451                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 452                    }
 453                }
 454                if (account.setShowErrorNotification(true)) {
 455                    databaseBackend.updateAccount(account);
 456                }
 457                mMessageArchiveService.executePendingQueries(account);
 458                if (connection != null && connection.getFeatures().csi()) {
 459                    if (checkListeners()) {
 460                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 461                        connection.sendInactive();
 462                    } else {
 463                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 464                        connection.sendActive();
 465                    }
 466                }
 467                List<Conversation> conversations = getConversations();
 468                for (Conversation conversation : conversations) {
 469                    final boolean inProgressJoin;
 470                    synchronized (account.inProgressConferenceJoins) {
 471                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 472                    }
 473                    final boolean pendingJoin;
 474                    synchronized (account.pendingConferenceJoins) {
 475                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 476                    }
 477                    if (conversation.getAccount() == account
 478                            && !pendingJoin
 479                            && !inProgressJoin) {
 480                        sendUnsentMessages(conversation);
 481                    }
 482                }
 483                final List<Conversation> pendingLeaves;
 484                synchronized (account.pendingConferenceLeaves) {
 485                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 486                    account.pendingConferenceLeaves.clear();
 487
 488                }
 489                for (Conversation conversation : pendingLeaves) {
 490                    leaveMuc(conversation);
 491                }
 492                final List<Conversation> pendingJoins;
 493                synchronized (account.pendingConferenceJoins) {
 494                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 495                    account.pendingConferenceJoins.clear();
 496                }
 497                for (Conversation conversation : pendingJoins) {
 498                    joinMuc(conversation);
 499                }
 500                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 501            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED || account.getStatus() == Account.State.LOGGED_OUT) {
 502                resetSendingToWaiting(account);
 503                if (account.isConnectionEnabled() && isInLowPingTimeoutMode(account)) {
 504                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 505                    reconnectAccount(account, true, false);
 506                } else {
 507                    final int timeToReconnect = SECURE_RANDOM.nextInt(10) + 2;
 508                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 509                }
 510            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 511                databaseBackend.updateAccount(account);
 512                reconnectAccount(account, true, false);
 513            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 514                resetSendingToWaiting(account);
 515                if (connection != null && account.getStatus().isAttemptReconnect()) {
 516                    final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST
 517                            || hasJingleRtpConnection(account);
 518                    final int next = connection.getTimeToNextAttempt(aggressive);
 519                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 520                    if (next <= 0) {
 521                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 522                        reconnectAccount(account, true, false);
 523                    } else {
 524                        final int attempt = connection.getAttempt() + 1;
 525                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode+", aggressive="+aggressive);
 526                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 527                        if (aggressive) {
 528                            internalPingExecutor.schedule(
 529                                    XmppConnectionService.this::manageAccountConnectionStatesInternal,
 530                                    (next * 1000L) + 50,
 531                                    TimeUnit.MILLISECONDS
 532                            );
 533                        }
 534                    }
 535                }
 536            }
 537            getNotificationService().updateErrorNotification();
 538        }
 539    };
 540    private OpenPgpServiceConnection pgpServiceConnection;
 541    private PgpEngine mPgpEngine = null;
 542    private WakeLock wakeLock;
 543    private LruCache<String, Drawable> mDrawableCache;
 544    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 545    private final BroadcastReceiver mInternalRestrictedEventReceiver = new RestrictedEventReceiver(Arrays.asList(TorServiceUtils.ACTION_STATUS));
 546    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 547    private EmojiSearch emojiSearch = null;
 548
 549    private static String generateFetchKey(Account account, final Avatar avatar) {
 550        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 551    }
 552
 553    private boolean isInLowPingTimeoutMode(Account account) {
 554        synchronized (mLowPingTimeoutMode) {
 555            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 556        }
 557    }
 558
 559    public void startForcingForegroundNotification() {
 560        mForceForegroundService.set(true);
 561        toggleForegroundService();
 562    }
 563
 564    public void stopForcingForegroundNotification() {
 565        mForceForegroundService.set(false);
 566        toggleForegroundService();
 567    }
 568
 569    public boolean areMessagesInitialized() {
 570        return this.restoredFromDatabaseLatch.getCount() == 0;
 571    }
 572
 573    public PgpEngine getPgpEngine() {
 574        if (!Config.supportOpenPgp()) {
 575            return null;
 576        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 577            if (this.mPgpEngine == null) {
 578                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 579                        getApplicationContext(),
 580                        pgpServiceConnection.getService()), this);
 581            }
 582            return mPgpEngine;
 583        } else {
 584            return null;
 585        }
 586
 587    }
 588
 589    public OpenPgpApi getOpenPgpApi() {
 590        if (!Config.supportOpenPgp()) {
 591            return null;
 592        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 593            return new OpenPgpApi(this, pgpServiceConnection.getService());
 594        } else {
 595            return null;
 596        }
 597    }
 598
 599    public FileBackend getFileBackend() {
 600        return this.fileBackend;
 601    }
 602
 603    public DownloadableFile getFileForCid(Cid cid) {
 604        return this.databaseBackend.getFileForCid(cid);
 605    }
 606
 607    public String getUrlForCid(Cid cid) {
 608        return this.databaseBackend.getUrlForCid(cid);
 609    }
 610
 611    public void saveCid(Cid cid, File file) throws BlockedMediaException {
 612        saveCid(cid, file, null);
 613    }
 614
 615    public void saveCid(Cid cid, File file, String url) throws BlockedMediaException {
 616        if (this.databaseBackend.isBlockedMedia(cid)) {
 617            throw new BlockedMediaException();
 618        }
 619        this.databaseBackend.saveCid(cid, file, url);
 620    }
 621
 622    public void blockMedia(File f) {
 623        try {
 624            Cid[] cids = getFileBackend().calculateCids(new FileInputStream(f));
 625            for (Cid cid : cids) {
 626                blockMedia(cid);
 627            }
 628        } catch (final IOException e) { }
 629    }
 630
 631    public void blockMedia(Cid cid) {
 632        this.databaseBackend.blockMedia(cid);
 633    }
 634
 635    public void clearBlockedMedia() {
 636        this.databaseBackend.clearBlockedMedia();
 637    }
 638
 639    public Message getMessage(Conversation conversation, String uuid) {
 640        return this.databaseBackend.getMessage(conversation, uuid);
 641    }
 642
 643    public void insertWebxdcUpdate(final WebxdcUpdate update) {
 644        this.databaseBackend.insertWebxdcUpdate(update);
 645    }
 646
 647    public WebxdcUpdate findLastWebxdcUpdate(Message message) {
 648        return this.databaseBackend.findLastWebxdcUpdate(message);
 649    }
 650
 651    public List<WebxdcUpdate> findWebxdcUpdates(Message message, long serial) {
 652        return this.databaseBackend.findWebxdcUpdates(message, serial);
 653    }
 654
 655    public AvatarService getAvatarService() {
 656        return this.mAvatarService;
 657    }
 658
 659    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 660        int encryption = conversation.getNextEncryption();
 661        if (encryption == Message.ENCRYPTION_PGP) {
 662            encryption = Message.ENCRYPTION_DECRYPTED;
 663        }
 664        Message message = new Message(conversation, uri.toString(), encryption);
 665        message.setThread(conversation.getThread());
 666        Message.configurePrivateMessage(message);
 667        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 668            getPgpEngine().encrypt(message, callback);
 669        } else {
 670            sendMessage(message);
 671            callback.success(message);
 672        }
 673    }
 674
 675    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 676        final Message message;
 677        if (conversation.getReplyTo() == null) {
 678            message = new Message(conversation, "", conversation.getNextEncryption());
 679        } else {
 680            message = conversation.getReplyTo().reply();
 681            message.setEncryption(conversation.getNextEncryption());
 682        }
 683        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 684            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
 685        }
 686        message.setThread(conversation.getThread());
 687        if (!Message.configurePrivateFileMessage(message)) {
 688            message.setCounterpart(conversation.getNextCounterpart());
 689            message.setType(Message.TYPE_FILE);
 690        }
 691        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 692        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 693        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 694        if (runnable.isVideoMessage()) {
 695            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 696        } else {
 697            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 698        }
 699    }
 700
 701    public void attachImageToConversation(final Conversation conversation, final Uri uri,  final String type, final UiCallback<Message> callback) {
 702        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 703        final String compressPictures = getCompressPicturesPreference();
 704
 705        if ("never".equals(compressPictures)
 706                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 707                || (mimeType != null && mimeType.endsWith("/gif"))
 708                || getFileBackend().unusualBounds(uri)) {
 709            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 710            attachFileToConversation(conversation, uri, mimeType, callback);
 711            return;
 712        }
 713        final Message message;
 714
 715        if (conversation.getReplyTo() == null) {
 716            message = new Message(conversation, "", conversation.getNextEncryption());
 717        } else {
 718            message = conversation.getReplyTo().reply();
 719            message.setEncryption(conversation.getNextEncryption());
 720        }
 721        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 722            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
 723        }
 724        message.setThread(conversation.getThread());
 725        if (!Message.configurePrivateFileMessage(message)) {
 726            message.setCounterpart(conversation.getNextCounterpart());
 727            message.setType(Message.TYPE_IMAGE);
 728        }
 729        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 730        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 731            try {
 732                getFileBackend().copyImageToPrivateStorage(message, uri);
 733            } catch (FileBackend.ImageCompressionException e) {
 734                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 735                attachFileToConversation(conversation, uri, mimeType, callback);
 736                return;
 737            } catch (final FileBackend.FileCopyException e) {
 738                callback.error(e.getResId(), message);
 739                return;
 740            }
 741            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 742                final PgpEngine pgpEngine = getPgpEngine();
 743                if (pgpEngine != null) {
 744                    pgpEngine.encrypt(message, callback);
 745                } else if (callback != null) {
 746                    callback.error(R.string.unable_to_connect_to_keychain, null);
 747                }
 748            } else {
 749                sendMessage(message);
 750                callback.success(message);
 751            }
 752        });
 753    }
 754
 755    private File stickerDir() {
 756        SharedPreferences p = PreferenceManager.getDefaultSharedPreferences(getBaseContext());
 757        final String dir = p.getString("sticker_directory", "Stickers");
 758        if (dir.startsWith("content://")) {
 759            Uri uri = Uri.parse(dir);
 760            uri = DocumentsContract.buildDocumentUriUsingTree(uri, DocumentsContract.getTreeDocumentId(uri));
 761            return new File(FileUtils.getPath(getBaseContext(), uri));
 762        } else {
 763            return new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES) + "/" + dir);
 764        }
 765    }
 766
 767    public void rescanStickers() {
 768        long msToRescan = (mLastStickerRescan + 600000L) - SystemClock.elapsedRealtime();
 769        if (msToRescan > 0) return;
 770
 771        mLastStickerRescan = SystemClock.elapsedRealtime();
 772        mStickerScanExecutor.execute(() -> {
 773            try {
 774                for (File file : Files.fileTraverser().breadthFirst(stickerDir())) {
 775                    try {
 776                        if (file.isFile() && file.canRead()) {
 777                            DownloadableFile df = new DownloadableFile(file.getAbsolutePath());
 778                            Drawable icon = fileBackend.getThumbnail(df, getResources(), (int) (getResources().getDisplayMetrics().density * 288), false);
 779                            if (Build.VERSION.SDK_INT >= 28 && icon instanceof AnimatedImageDrawable) {
 780                                // Animated drawable not working in spans for me yet
 781                                // https://stackoverflow.com/questions/76870075/using-animatedimagedrawable-inside-imagespan-renders-wrong-size
 782                                continue;
 783                            }
 784                            final String filename = Files.getNameWithoutExtension(df.getName());
 785                            Cid[] cids = fileBackend.calculateCids(new FileInputStream(df));
 786                            for (Cid cid : cids) {
 787                                saveCid(cid, file);
 788                            }
 789                            emojiSearch.addEmoji(new EmojiSearch.CustomEmoji(filename, cids[0].toString(), icon, file.getParentFile().getName()));
 790                        }
 791                    } catch (final Exception e) {
 792                        Log.w(Config.LOGTAG, "rescanStickers: " + e);
 793                    }
 794                }
 795            } catch (final Exception e) {
 796                Log.w(Config.LOGTAG, "rescanStickers: " + e);
 797            }
 798        });
 799    }
 800
 801    public EmojiSearch emojiSearch() {
 802        return emojiSearch;
 803    }
 804
 805    public Conversation find(Bookmark bookmark) {
 806        return find(bookmark.getAccount(), bookmark.getJid());
 807    }
 808
 809    public Conversation find(final Account account, final Jid jid) {
 810        return find(getConversations(), account, jid);
 811    }
 812
 813    public boolean isMuc(final Account account, final Jid jid) {
 814        final Conversation c = find(account, jid);
 815        return c != null && c.getMode() == Conversational.MODE_MULTI;
 816    }
 817
 818    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 819        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 820    }
 821
 822    @Override
 823    public int onStartCommand(final Intent intent, int flags, int startId) {
 824        final String action = Strings.nullToEmpty(intent == null ? null : intent.getAction());
 825        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(EventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 826        if (needsForegroundService) {
 827            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 828            toggleForegroundService(true, action.equals(ACTION_STARTING_CALL));
 829        }
 830        final String uuid = intent == null ? null : intent.getStringExtra("uuid");
 831        switch (action) {
 832            case QuickConversationsService.SMS_RETRIEVED_ACTION:
 833                mQuickConversationsService.handleSmsReceived(intent);
 834                break;
 835            case ConnectivityManager.CONNECTIVITY_ACTION:
 836                if (hasInternetConnection()) {
 837                    if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 838                        schedulePostConnectivityChange();
 839                    }
 840                    if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 841                        resetAllAttemptCounts(true, false);
 842                    }
 843                    Resolver.clearCache();
 844                }
 845                break;
 846            case Intent.ACTION_SHUTDOWN:
 847                logoutAndSave(true);
 848                return START_NOT_STICKY;
 849            case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 850                mNotificationExecutor.execute(() -> {
 851                    try {
 852                        final Conversation c = findConversationByUuid(uuid);
 853                        if (c != null) {
 854                            mNotificationService.clearMessages(c);
 855                        } else {
 856                            mNotificationService.clearMessages();
 857                        }
 858                        restoredFromDatabaseLatch.await();
 859
 860                    } catch (InterruptedException e) {
 861                        Log.d(Config.LOGTAG, "unable to process clear message notification");
 862                    }
 863                });
 864                break;
 865            case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 866                mNotificationExecutor.execute(() -> {
 867                    try {
 868                        final Conversation c = findConversationByUuid(uuid);
 869                        if (c != null) {
 870                            mNotificationService.clearMissedCalls(c);
 871                        } else {
 872                            mNotificationService.clearMissedCalls();
 873                        }
 874                        restoredFromDatabaseLatch.await();
 875
 876                    } catch (InterruptedException e) {
 877                        Log.d(Config.LOGTAG, "unable to process clear missed call notification");
 878                    }
 879                });
 880                break;
 881            case ACTION_DISMISS_CALL: {
 882                if (intent == null) {
 883                    break;
 884                }
 885                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 886                Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 887                mJingleConnectionManager.rejectRtpSession(sessionId);
 888                break;
 889            }
 890            case TorServiceUtils.ACTION_STATUS:
 891                final String status = intent == null ? null : intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 892                //TODO port and host are in 'extras' - but this may not be a reliable source?
 893                if ("ON".equals(status)) {
 894                    handleOrbotStartedEvent();
 895                    return START_STICKY;
 896                }
 897                break;
 898            case ACTION_END_CALL: {
 899                if (intent == null) {
 900                    break;
 901                }
 902                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 903                Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 904                mJingleConnectionManager.endRtpSession(sessionId);
 905            }
 906            break;
 907            case ACTION_PROVISION_ACCOUNT: {
 908                if (intent == null) {
 909                    break;
 910                }
 911                final String address = intent.getStringExtra("address");
 912                final String password = intent.getStringExtra("password");
 913                if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 914                    break;
 915                }
 916                provisionAccount(address, password);
 917                break;
 918            }
 919            case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 920                dismissErrorNotifications();
 921                break;
 922            case ACTION_TRY_AGAIN:
 923                resetAllAttemptCounts(false, true);
 924                break;
 925            case ACTION_REPLY_TO_CONVERSATION:
 926                final Bundle remoteInput = intent == null ? null : RemoteInput.getResultsFromIntent(intent);
 927                if (remoteInput == null) {
 928                    break;
 929                }
 930                final CharSequence body = remoteInput.getCharSequence("text_reply");
 931                final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 932                final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 933                if (body == null || body.length() <= 0) {
 934                    break;
 935                }
 936                mNotificationExecutor.execute(() -> {
 937                    try {
 938                        restoredFromDatabaseLatch.await();
 939                        final Conversation c = findConversationByUuid(uuid);
 940                        if (c != null) {
 941                            directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 942                        }
 943                    } catch (InterruptedException e) {
 944                        Log.d(Config.LOGTAG, "unable to process direct reply");
 945                    }
 946                });
 947                break;
 948            case ACTION_MARK_AS_READ:
 949                mNotificationExecutor.execute(() -> {
 950                    final Conversation c = findConversationByUuid(uuid);
 951                    if (c == null) {
 952                        Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 953                        return;
 954                    }
 955                    try {
 956                        restoredFromDatabaseLatch.await();
 957                        sendReadMarker(c, null);
 958                    } catch (InterruptedException e) {
 959                        Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 960                    }
 961
 962                });
 963                break;
 964            case ACTION_SNOOZE:
 965                mNotificationExecutor.execute(() -> {
 966                    final Conversation c = findConversationByUuid(uuid);
 967                    if (c == null) {
 968                        Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 969                        return;
 970                    }
 971                    c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 972                    mNotificationService.clearMessages(c);
 973                    updateConversation(c);
 974                });
 975            case AudioManager.RINGER_MODE_CHANGED_ACTION:
 976            case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 977                if (dndOnSilentMode()) {
 978                    refreshAllPresences();
 979                }
 980                break;
 981            case Intent.ACTION_SCREEN_ON:
 982                deactivateGracePeriod();
 983            case Intent.ACTION_USER_PRESENT:
 984            case Intent.ACTION_SCREEN_OFF:
 985                if (awayWhenScreenLocked()) {
 986                    refreshAllPresences();
 987                }
 988                break;
 989            case ACTION_FCM_TOKEN_REFRESH:
 990                refreshAllFcmTokens();
 991                break;
 992            case ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS:
 993                if (intent == null) {
 994                    break;
 995                }
 996                final String instance = intent.getStringExtra("instance");
 997                final String application = intent.getStringExtra("application");
 998                final Messenger messenger = intent.getParcelableExtra("messenger");
 999                final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger;
1000                if (messenger != null && application != null && instance != null) {
1001                    pushTargetMessenger = new UnifiedPushBroker.PushTargetMessenger(new UnifiedPushDatabase.PushTarget(application, instance),messenger);
1002                    Log.d(Config.LOGTAG,"found push target messenger");
1003                } else {
1004                    pushTargetMessenger = null;
1005                }
1006                final Optional<UnifiedPushBroker.Transport> transport = renewUnifiedPushEndpoints(pushTargetMessenger);
1007                if (instance != null && transport.isPresent()) {
1008                    unifiedPushBroker.rebroadcastEndpoint(messenger, instance, transport.get());
1009                }
1010                break;
1011            case ACTION_IDLE_PING:
1012                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1013                    scheduleNextIdlePing();
1014                }
1015                break;
1016            case ACTION_FCM_MESSAGE_RECEIVED:
1017                Log.d(Config.LOGTAG, "push message arrived in service. account");
1018                break;
1019            case Intent.ACTION_SEND:
1020                final Uri uri = intent == null ? null : intent.getData();
1021                if (uri != null) {
1022                    Log.d(Config.LOGTAG, "received uri permission for " + uri);
1023                }
1024                return START_STICKY;
1025            case ACTION_TEMPORARILY_DISABLE:
1026                toggleSoftDisabled(true);
1027                if (checkListeners()) {
1028                    stopSelf();
1029                }
1030                return START_NOT_STICKY;
1031        }
1032        manageAccountConnectionStates(action, intent == null ? null : intent.getExtras());
1033        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
1034            expireOldMessages();
1035        }
1036        return START_STICKY;
1037    }
1038
1039    private void manageAccountConnectionStatesInternal() {
1040        manageAccountConnectionStates(ACTION_INTERNAL_PING, null);
1041    }
1042
1043    private synchronized void manageAccountConnectionStates(final String action, final Bundle extras) {
1044        final String pushedAccountHash = extras == null ? null : extras.getString("account");
1045        final boolean interactive = Arrays.asList(ACTION_TRY_AGAIN).contains(action);
1046        WakeLockHelper.acquire(wakeLock);
1047        boolean pingNow = ConnectivityManager.CONNECTIVITY_ACTION.equals(action) || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0 && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
1048        final HashSet<Account> pingCandidates = new HashSet<>();
1049        final String androidId = PhoneHelper.getAndroidId(this);
1050        for (final Account account : accounts) {
1051            final boolean pushWasMeantForThisAccount = CryptoHelper.getAccountFingerprint(account, androidId).equals(pushedAccountHash);
1052            pingNow |= processAccountState(account,
1053                    interactive,
1054                    "ui".equals(action),
1055                    pushWasMeantForThisAccount,
1056                    pingCandidates);
1057        }
1058        if (pingNow) {
1059            for (Account account : pingCandidates) {
1060                final boolean lowTimeout = isInLowPingTimeoutMode(account);
1061                account.getXmppConnection().sendPing();
1062                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " send ping (action=" + action + ",lowTimeout=" + lowTimeout + ")");
1063                scheduleWakeUpCall(lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT, account.getUuid().hashCode());
1064            }
1065            long msToMucPing = (mLastMucPing + (Config.PING_MAX_INTERVAL * 2000L)) - SystemClock.elapsedRealtime();
1066            if (msToMucPing <= 0) {
1067                mLastMucPing = SystemClock.elapsedRealtime();
1068                for (Conversation c : getConversations()) {
1069                    if (c.getMode() == Conversation.MODE_MULTI && c.getMucOptions().online()) {
1070                        mucSelfPingAndRejoin(c);
1071                    }
1072                }
1073            }
1074        }
1075        WakeLockHelper.release(wakeLock);
1076    }
1077
1078    private void handleOrbotStartedEvent() {
1079        for (final Account account : accounts) {
1080            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
1081                reconnectAccount(account, true, false);
1082            }
1083        }
1084    }
1085
1086    private boolean processAccountState(Account account, boolean interactive, boolean isUiAction, boolean isAccountPushed, HashSet<Account> pingCandidates) {
1087        if (!account.getStatus().isAttemptReconnect()) {
1088            return false;
1089        }
1090        if (!hasInternetConnection()) {
1091            account.setStatus(Account.State.NO_INTERNET);
1092            statusListener.onStatusChanged(account);
1093        } else {
1094            if (account.getStatus() == Account.State.NO_INTERNET) {
1095                account.setStatus(Account.State.OFFLINE);
1096                statusListener.onStatusChanged(account);
1097            }
1098            if (account.getStatus() == Account.State.ONLINE) {
1099                synchronized (mLowPingTimeoutMode) {
1100                    long lastReceived = account.getXmppConnection().getLastPacketReceived();
1101                    long lastSent = account.getXmppConnection().getLastPingSent();
1102                    long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
1103                    long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
1104                    int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
1105                    long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
1106                    if (lastSent > lastReceived) {
1107                        if (pingTimeoutIn < 0) {
1108                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
1109                            this.reconnectAccount(account, true, interactive);
1110                        } else {
1111                            int secs = (int) (pingTimeoutIn / 1000);
1112                            this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
1113                        }
1114                    } else {
1115                        pingCandidates.add(account);
1116                        if (isAccountPushed) {
1117                            if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
1118                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
1119                            }
1120                            return true;
1121                        } else if (msToNextPing <= 0) {
1122                            return true;
1123                        } else {
1124                            this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
1125                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
1126                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
1127                            }
1128                        }
1129                    }
1130                }
1131            } else if (account.getStatus() == Account.State.OFFLINE) {
1132                reconnectAccount(account, true, interactive);
1133            } else if (account.getStatus() == Account.State.CONNECTING) {
1134                long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
1135                long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
1136                long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
1137                long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
1138                if (timeout < 0) {
1139                    Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
1140                    account.getXmppConnection().resetAttemptCount(false);
1141                    reconnectAccount(account, true, interactive);
1142                } else if (discoTimeout < 0) {
1143                    account.getXmppConnection().sendDiscoTimeout();
1144                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1145                } else {
1146                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1147                }
1148            } else {
1149                final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST || hasJingleRtpConnection(account);
1150                if (account.getXmppConnection().getTimeToNextAttempt(aggressive) <= 0) {
1151                    reconnectAccount(account, true, interactive);
1152                }
1153            }
1154        }
1155        return false;
1156    }
1157
1158    private void toggleSoftDisabled(final boolean softDisabled) {
1159        for(final Account account : this.accounts) {
1160            if (account.isEnabled()) {
1161                if (account.setOption(Account.OPTION_SOFT_DISABLED, softDisabled)) {
1162                    updateAccount(account);
1163                }
1164            }
1165        }
1166    }
1167
1168    public boolean processUnifiedPushMessage(final Account account, final Jid transport, final Element push) {
1169        return unifiedPushBroker.processPushMessage(account, transport, push);
1170    }
1171
1172    public void reinitializeMuclumbusService() {
1173        mChannelDiscoveryService.initializeMuclumbusService();
1174    }
1175
1176    public void discoverChannels(String query, ChannelDiscoveryService.Method method, Map<Jid, Account> mucServices, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
1177        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, mucServices, onChannelSearchResultsFound);
1178    }
1179
1180    public boolean isDataSaverDisabled() {
1181        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1182            final ConnectivityManager connectivityManager =
1183                    (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
1184            return !connectivityManager.isActiveNetworkMetered()
1185                    || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1186                            == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1187        } else {
1188            return true;
1189        }
1190    }
1191
1192    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
1193        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1194        Message message = new Message(conversation, body, conversation.getNextEncryption());
1195        if (inReplyTo != null) {
1196            if (Emoticons.isEmoji(body)) {
1197                message = inReplyTo.react(body);
1198            } else {
1199                message = inReplyTo.reply();
1200            }
1201            message.clearFallbacks("urn:xmpp:reply:0");
1202            message.setBody(body);
1203            message.setEncryption(conversation.getNextEncryption());
1204        }
1205        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1206            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1207        }
1208        message.markUnread();
1209        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1210            getPgpEngine().encrypt(message, new UiCallback<Message>() {
1211                @Override
1212                public void success(Message message) {
1213                    if (dismissAfterReply) {
1214                        markRead((Conversation) message.getConversation(), true);
1215                    } else {
1216                        mNotificationService.pushFromDirectReply(message);
1217                    }
1218                }
1219
1220                @Override
1221                public void error(int errorCode, Message object) {
1222
1223                }
1224
1225                @Override
1226                public void userInputRequired(PendingIntent pi, Message object) {
1227
1228                }
1229            });
1230        } else {
1231            sendMessage(message);
1232            if (dismissAfterReply) {
1233                markRead(conversation, true);
1234            } else {
1235                mNotificationService.pushFromDirectReply(message);
1236            }
1237        }
1238    }
1239
1240    private boolean dndOnSilentMode() {
1241        return getBooleanPreference(SettingsActivity.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1242    }
1243
1244    private boolean manuallyChangePresence() {
1245        return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1246    }
1247
1248    private boolean treatVibrateAsSilent() {
1249        return getBooleanPreference(SettingsActivity.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1250    }
1251
1252    private boolean awayWhenScreenLocked() {
1253        return getBooleanPreference(SettingsActivity.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1254    }
1255
1256    private String getCompressPicturesPreference() {
1257        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1258    }
1259
1260    private Presence.Status getTargetPresence() {
1261        if (dndOnSilentMode() && isPhoneSilenced()) {
1262            return Presence.Status.DND;
1263        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1264            return Presence.Status.AWAY;
1265        } else {
1266            return Presence.Status.ONLINE;
1267        }
1268    }
1269
1270    public boolean isScreenLocked() {
1271        final KeyguardManager keyguardManager = (KeyguardManager) getSystemService(Context.KEYGUARD_SERVICE);
1272        final PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
1273        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1274        final boolean interactive = powerManager != null && powerManager.isInteractive();
1275        return locked || !interactive;
1276    }
1277
1278    private boolean isPhoneSilenced() {
1279        final boolean notificationDnd;
1280        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1281            final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1282            final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1283            notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1284        } else {
1285            notificationDnd = false;
1286        }
1287        final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
1288        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1289        try {
1290            if (treatVibrateAsSilent()) {
1291                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1292            } else {
1293                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1294            }
1295        } catch (Throwable throwable) {
1296            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1297            return notificationDnd;
1298        }
1299    }
1300
1301    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1302        Log.d(Config.LOGTAG, "resetting all attempt counts");
1303        for (Account account : accounts) {
1304            if (account.hasErrorStatus() || reallyAll) {
1305                final XmppConnection connection = account.getXmppConnection();
1306                if (connection != null) {
1307                    connection.resetAttemptCount(retryImmediately);
1308                }
1309            }
1310            if (account.setShowErrorNotification(true)) {
1311                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1312            }
1313        }
1314        mNotificationService.updateErrorNotification();
1315    }
1316
1317    private void dismissErrorNotifications() {
1318        for (final Account account : this.accounts) {
1319            if (account.hasErrorStatus()) {
1320                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1321                if (account.setShowErrorNotification(false)) {
1322                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1323                }
1324            }
1325        }
1326    }
1327
1328    private void expireOldMessages() {
1329        expireOldMessages(false);
1330    }
1331
1332    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1333        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1334        mDatabaseWriterExecutor.execute(() -> {
1335            long timestamp = getAutomaticMessageDeletionDate();
1336            if (timestamp > 0) {
1337                databaseBackend.expireOldMessages(timestamp);
1338                synchronized (XmppConnectionService.this.conversations) {
1339                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1340                        conversation.expireOldMessages(timestamp);
1341                        if (resetHasMessagesLeftOnServer) {
1342                            conversation.messagesLoaded.set(true);
1343                            conversation.setHasMessagesLeftOnServer(true);
1344                        }
1345                    }
1346                }
1347                updateConversationUi();
1348            }
1349        });
1350    }
1351
1352    public boolean hasInternetConnection() {
1353        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1354        if (cm == null) {
1355            return true; //if internet connection can not be checked it is probably best to just try
1356        }
1357        try {
1358            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1359                final Network activeNetwork = cm.getActiveNetwork();
1360                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1361                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1362            } else {
1363                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1364                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1365            }
1366        } catch (final RuntimeException e) {
1367            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1368            return true; //if internet connection can not be checked it is probably best to just try
1369        }
1370    }
1371
1372    @SuppressLint("TrulyRandom")
1373    @Override
1374    public void onCreate() {
1375        LibIdnXmppStringprep.setup();
1376        emojiSearch = new EmojiSearch(this);
1377        setTheme(ThemeHelper.find(this));
1378        ThemeHelper.applyCustomColors(this);
1379        if (Compatibility.runsTwentySix()) {
1380            mNotificationService.initializeChannels();
1381        }
1382        mChannelDiscoveryService.initializeMuclumbusService();
1383        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1384        toggleForegroundService();
1385        this.destroyed = false;
1386        OmemoSetting.load(this);
1387        ExceptionHelper.init(getApplicationContext());
1388        try {
1389            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1390        } catch (Throwable throwable) {
1391            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1392        }
1393        Resolver.init(this);
1394        updateMemorizingTrustmanager();
1395        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1396        final int cacheSize = maxMemory / 10;
1397        this.mDrawableCache = new LruCache<String, Drawable>(cacheSize) {
1398            @Override
1399            protected int sizeOf(final String key, final Drawable drawable) {
1400                if (drawable instanceof BitmapDrawable) {
1401                    Bitmap bitmap =  ((BitmapDrawable) drawable).getBitmap();
1402                    if (bitmap == null) return 1024;
1403
1404                    return bitmap.getByteCount() / 1024;
1405                } else {
1406                    return drawable.getIntrinsicWidth() * drawable.getIntrinsicHeight() * 40 / 1024;
1407                }
1408            }
1409        };
1410        if (mLastActivity == 0) {
1411            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1412        }
1413
1414        Log.d(Config.LOGTAG, "initializing database...");
1415        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1416        Log.d(Config.LOGTAG, "restoring accounts...");
1417        this.accounts = databaseBackend.getAccounts();
1418        for (Account account : this.accounts) {
1419            final int color = getPreferences().getInt("account_color:" + account.getUuid(), 0);
1420            if (color != 0) account.setColor(color);
1421        }
1422        final SharedPreferences.Editor editor = getPreferences().edit();
1423        if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) {
1424            editor.putBoolean(SettingsActivity.KEEP_FOREGROUND_SERVICE, true);
1425            Log.d(Config.LOGTAG, Build.MANUFACTURER + " is on blacklist. enabling foreground service");
1426        }
1427        final boolean hasEnabledAccounts = hasEnabledAccounts();
1428        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1429        editor.apply();
1430        toggleSetProfilePictureActivity(hasEnabledAccounts);
1431        reconfigurePushDistributor();
1432
1433        restoreFromDatabase();
1434
1435        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
1436            startContactObserver();
1437        }
1438        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1439        if (Compatibility.hasStoragePermission(this)) {
1440            Log.d(Config.LOGTAG, "starting file observer");
1441            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1442            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1443        }
1444        if (Config.supportOpenPgp()) {
1445            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1446                @Override
1447                public void onBound(final IOpenPgpService2 service) {
1448                    for (Account account : accounts) {
1449                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1450                        if (pgp != null) {
1451                            pgp.continueDecryption(true);
1452                        }
1453                    }
1454                }
1455
1456                @Override
1457                public void onError(final Exception exception) {
1458                    Log.e(Config.LOGTAG,"could not bind to OpenKeyChain", exception);
1459                }
1460            });
1461            this.pgpServiceConnection.bindToService();
1462        }
1463
1464        final PowerManager pm = ContextCompat.getSystemService(this, PowerManager.class);
1465        this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1466
1467        toggleForegroundService();
1468        updateUnreadCountBadge();
1469        toggleScreenEventReceiver();
1470        final IntentFilter systemBroadcastFilter = new IntentFilter();
1471        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1472            scheduleNextIdlePing();
1473            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1474                systemBroadcastFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1475            }
1476            systemBroadcastFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1477        }
1478        ContextCompat.registerReceiver(
1479                this,
1480                this.mInternalEventReceiver,
1481                systemBroadcastFilter,
1482                ContextCompat.RECEIVER_NOT_EXPORTED);
1483        final IntentFilter exportedBroadcastFilter = new IntentFilter();
1484        exportedBroadcastFilter.addAction(TorServiceUtils.ACTION_STATUS);
1485        ContextCompat.registerReceiver(
1486                this,
1487                this.mInternalRestrictedEventReceiver,
1488                exportedBroadcastFilter,
1489                ContextCompat.RECEIVER_EXPORTED);
1490        mForceDuringOnCreate.set(false);
1491        toggleForegroundService();
1492        setupPhoneStateListener();
1493        rescanStickers();
1494        internalPingExecutor.scheduleAtFixedRate(this::manageAccountConnectionStatesInternal,10,10,TimeUnit.SECONDS);
1495    }
1496
1497
1498    private void setupPhoneStateListener() {
1499        final TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
1500        if (telephonyManager == null || Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
1501            return;
1502        }
1503        telephonyManager.listen(phoneStateListener, PhoneStateListener.LISTEN_CALL_STATE);
1504    }
1505
1506    public boolean isPhoneInCall() {
1507        return isPhoneInCall.get();
1508    }
1509
1510    private void checkForDeletedFiles() {
1511        if (destroyed) {
1512            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1513            return;
1514        }
1515        final long start = SystemClock.elapsedRealtime();
1516        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1517        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1518        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1519            if (destroyed) {
1520                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1521                return;
1522            }
1523            final File file = fileBackend.getFileForPath(filePath.path);
1524            if (filePath.setDeleted(!file.exists())) {
1525                changed.add(filePath);
1526            }
1527        }
1528        final long duration = SystemClock.elapsedRealtime() - start;
1529        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1530        if (changed.size() > 0) {
1531            databaseBackend.markFilesAsChanged(changed);
1532            markChangedFiles(changed);
1533        }
1534    }
1535
1536    public void startContactObserver() {
1537        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1538            @Override
1539            public void onChange(boolean selfChange) {
1540                super.onChange(selfChange);
1541                if (restoredFromDatabaseLatch.getCount() == 0) {
1542                    loadPhoneContacts();
1543                }
1544            }
1545        });
1546    }
1547
1548    @Override
1549    public void onTrimMemory(int level) {
1550        super.onTrimMemory(level);
1551        if (level >= TRIM_MEMORY_COMPLETE) {
1552            Log.d(Config.LOGTAG, "clear cache due to low memory");
1553            getDrawableCache().evictAll();
1554        }
1555    }
1556
1557    @Override
1558    public void onDestroy() {
1559        try {
1560            unregisterReceiver(this.mInternalEventReceiver);
1561            unregisterReceiver(this.mInternalRestrictedEventReceiver);
1562            unregisterReceiver(this.mInternalScreenEventReceiver);
1563        } catch (final IllegalArgumentException e) {
1564            //ignored
1565        }
1566        destroyed = false;
1567        fileObserver.stopWatching();
1568        internalPingExecutor.shutdown();
1569        super.onDestroy();
1570    }
1571
1572    public void restartFileObserver() {
1573        Log.d(Config.LOGTAG, "restarting file observer");
1574        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1575        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1576    }
1577
1578    public void toggleScreenEventReceiver() {
1579        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1580            final IntentFilter filter = new IntentFilter();
1581            filter.addAction(Intent.ACTION_SCREEN_ON);
1582            filter.addAction(Intent.ACTION_SCREEN_OFF);
1583            filter.addAction(Intent.ACTION_USER_PRESENT);
1584            registerReceiver(this.mInternalScreenEventReceiver, filter);
1585        } else {
1586            try {
1587                unregisterReceiver(this.mInternalScreenEventReceiver);
1588            } catch (IllegalArgumentException e) {
1589                //ignored
1590            }
1591        }
1592    }
1593
1594    public void toggleForegroundService() {
1595        toggleForegroundService(false, false);
1596    }
1597
1598    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1599        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1600        toggleForegroundService(false, true);
1601    }
1602
1603    public void removeOngoingCall() {
1604        ongoingCall.set(null);
1605        toggleForegroundService(false, false);
1606    }
1607
1608    private void toggleForegroundService(boolean force, boolean needMic) {
1609        final boolean status;
1610        final OngoingCall ongoing = ongoingCall.get();
1611        final boolean showOngoing = ongoing != null && !diallerIntegrationActive.get();
1612        if (force || mForceDuringOnCreate.get() || mForceForegroundService.get() || showOngoing || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1613            final Notification notification;
1614            final int id;
1615            if (showOngoing) {
1616                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1617                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1618                startForegroundOrCatch(id, notification, true);
1619                mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1620            } else {
1621                notification = this.mNotificationService.createForegroundNotification();
1622                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1623                startForegroundOrCatch(id, notification, needMic);
1624            }
1625
1626            if (!mForceForegroundService.get()) {
1627                mNotificationService.notify(id, notification);
1628            }
1629            status = true;
1630        } else {
1631            stopForeground(true);
1632            status = false;
1633        }
1634        if (!mForceForegroundService.get()) {
1635            mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1636        }
1637        if (!showOngoing) {
1638            mNotificationService.cancel(NotificationService.ONGOING_CALL_NOTIFICATION_ID);
1639        }
1640        Log.d(Config.LOGTAG, "ForegroundService: " + (status ? "on" : "off"));
1641    }
1642
1643    private void startForegroundOrCatch(final int id, final Notification notification, boolean needMic) {
1644        try {
1645            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
1646                int foregroundServiceType;
1647                if (getSystemService(PowerManager.class)
1648                        .isIgnoringBatteryOptimizations(getPackageName())) {
1649                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED;
1650                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1651                        == PackageManager.PERMISSION_GRANTED) {
1652                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1653                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
1654                        == PackageManager.PERMISSION_GRANTED) {
1655                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA;
1656                } else {
1657                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE;
1658                    Log.w(Config.LOGTAG,"falling back to special use foreground service type");
1659                }
1660
1661                if (needMic && ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1662                        == PackageManager.PERMISSION_GRANTED) {
1663                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1664                 }
1665
1666                startForeground(id, notification, foregroundServiceType);
1667            } else {
1668                startForeground(id, notification);
1669            }
1670        } catch (final IllegalStateException | SecurityException e) {
1671            Log.e(Config.LOGTAG, "Could not start foreground service", e);
1672        }
1673    }
1674
1675    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1676        return !mForceForegroundService.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1677    }
1678
1679    @Override
1680    public void onTaskRemoved(final Intent rootIntent) {
1681        super.onTaskRemoved(rootIntent);
1682        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mForceForegroundService.get() || ongoingCall.get() != null) {
1683            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1684        } else {
1685            this.logoutAndSave(false);
1686        }
1687    }
1688
1689    private void logoutAndSave(boolean stop) {
1690        int activeAccounts = 0;
1691        for (final Account account : accounts) {
1692            if (account.isConnectionEnabled()) {
1693                databaseBackend.writeRoster(account.getRoster());
1694                activeAccounts++;
1695            }
1696            if (account.getXmppConnection() != null) {
1697                new Thread(() -> disconnect(account, false)).start();
1698            }
1699        }
1700        if (stop || activeAccounts == 0) {
1701            Log.d(Config.LOGTAG, "good bye");
1702            stopSelf();
1703        }
1704    }
1705
1706    private void schedulePostConnectivityChange() {
1707        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1708        if (alarmManager == null) {
1709            return;
1710        }
1711        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1712        final Intent intent = new Intent(this, EventReceiver.class);
1713        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1714        try {
1715            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, s()
1716                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1717                    : PendingIntent.FLAG_UPDATE_CURRENT);
1718            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1719                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1720            } else {
1721                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1722            }
1723        } catch (RuntimeException e) {
1724            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1725        }
1726    }
1727
1728    public void scheduleWakeUpCall(final int seconds, final int requestCode) {
1729        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
1730        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1731        if (alarmManager == null) {
1732            return;
1733        }
1734        final Intent intent = new Intent(this, EventReceiver.class);
1735        intent.setAction(ACTION_PING);
1736        try {
1737            final PendingIntent pendingIntent =
1738                    PendingIntent.getBroadcast(
1739                            this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1740            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1741        } catch (RuntimeException e) {
1742            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1743        }
1744    }
1745
1746    @TargetApi(Build.VERSION_CODES.M)
1747    private void scheduleNextIdlePing() {
1748        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1749        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1750        if (alarmManager == null) {
1751            return;
1752        }
1753        final Intent intent = new Intent(this, EventReceiver.class);
1754        intent.setAction(ACTION_IDLE_PING);
1755        try {
1756            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, s()
1757                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1758                    : PendingIntent.FLAG_UPDATE_CURRENT);
1759            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1760        } catch (RuntimeException e) {
1761            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1762        }
1763    }
1764
1765    public XmppConnection createConnection(final Account account) {
1766        final XmppConnection connection = new XmppConnection(account, this);
1767        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1768        connection.setOnStatusChangedListener(this.statusListener);
1769        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1770        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1771        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1772        connection.setOnBindListener(this.mOnBindListener);
1773        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1774        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1775        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1776        AxolotlService axolotlService = account.getAxolotlService();
1777        if (axolotlService != null) {
1778            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1779        }
1780        return connection;
1781    }
1782
1783    public void sendChatState(Conversation conversation) {
1784        if (sendChatStates()) {
1785            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1786            sendMessagePacket(conversation.getAccount(), packet);
1787        }
1788    }
1789
1790    private void sendFileMessage(final Message message, final boolean delay) {
1791        Log.d(Config.LOGTAG, "send file message");
1792        final Account account = message.getConversation().getAccount();
1793        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1794                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1795            mHttpConnectionManager.createNewUploadConnection(message, delay);
1796        } else {
1797            mJingleConnectionManager.startJingleFileTransfer(message);
1798        }
1799    }
1800
1801    public void sendMessage(final Message message) {
1802        sendMessage(message, false, false, false);
1803    }
1804
1805    private void sendMessage(final Message message, final boolean resend, final boolean previewedLinks, final boolean delay) {
1806        final Account account = message.getConversation().getAccount();
1807        if (account.setShowErrorNotification(true)) {
1808            databaseBackend.updateAccount(account);
1809            mNotificationService.updateErrorNotification();
1810        }
1811        final Conversation conversation = (Conversation) message.getConversation();
1812        account.deactivateGracePeriod();
1813
1814
1815        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1816            final Contact contact = conversation.getContact();
1817            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1818                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1819                createContact(contact, true);
1820            }
1821        }
1822
1823        MessagePacket packet = null;
1824        final boolean addToConversation = !message.edited() && message.getQuoteableBody() != null;
1825        boolean saveInDb = addToConversation;
1826        message.setStatus(Message.STATUS_WAITING);
1827
1828        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1829            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1830                databaseBackend.updateConversation(conversation);
1831            }
1832        }
1833
1834        final boolean inProgressJoin = isJoinInProgress(conversation);
1835
1836        if (message.getCounterpart() == null && !message.isPrivateMessage()) {
1837            message.setCounterpart(message.getConversation().getJid().asBareJid());
1838        }
1839
1840        boolean waitForPreview = false;
1841        if (getPreferences().getBoolean("send_link_previews", true) && !previewedLinks && !message.needsUploading()) {
1842            final List<URI> links = message.getLinks();
1843            if (!links.isEmpty()) {
1844                waitForPreview = true;
1845                if (account.isOnlineAndConnected()) {
1846                    FILE_ATTACHMENT_EXECUTOR.execute(() -> {
1847                        for (URI link : links) {
1848                            if ("https".equals(link.getScheme())) {
1849                                try {
1850                                    HttpUrl url = HttpUrl.parse(link.toString());
1851                                    OkHttpClient http = getHttpConnectionManager().buildHttpClient(url, account, 5, false);
1852                                    okhttp3.Response response = http.newCall(new okhttp3.Request.Builder().url(url).head().build()).execute();
1853                                    final String mimeType = response.header("Content-Type") == null ? "" : response.header("Content-Type");
1854                                    final boolean image = mimeType.startsWith("image/");
1855                                    final boolean audio = mimeType.startsWith("audio/");
1856                                    final boolean video = mimeType.startsWith("video/");
1857                                    final boolean pdf = mimeType.equals("application/pdf");
1858                                    final boolean html = mimeType.startsWith("text/html") || mimeType.startsWith("application/xhtml+xml");
1859                                    if (response.isSuccessful() && (image || audio || video || pdf)) {
1860                                        Message.FileParams params = message.getFileParams();
1861                                        params.url = url.toString();
1862                                        if (response.header("Content-Length") != null) params.size = Long.parseLong(response.header("Content-Length"), 10);
1863                                        if (!Message.configurePrivateFileMessage(message)) {
1864                                            message.setType(image ? Message.TYPE_IMAGE : Message.TYPE_FILE);
1865                                        }
1866                                        params.setName(HttpConnectionManager.extractFilenameFromResponse(response));
1867
1868                                        if (link.toString().equals(message.getQuoteableBody())) {
1869                                            Element fallback = new Element("fallback", "urn:xmpp:fallback:0").setAttribute("for", Namespace.OOB);
1870                                            fallback.addChild("body", "urn:xmpp:fallback:0");
1871                                            message.addPayload(fallback);
1872                                        } else if (message.getQuoteableBody().indexOf(link.toString()) >= 0) {
1873                                            // Part of the real body, not just a fallback
1874                                            Element fallback = new Element("fallback", "urn:xmpp:fallback:0").setAttribute("for", Namespace.OOB);
1875                                            fallback.addChild("body", "urn:xmpp:fallback:0")
1876                                                .setAttribute("start", "0")
1877                                                .setAttribute("end", "0");
1878                                            message.addPayload(fallback);
1879                                        }
1880
1881                                        getHttpConnectionManager().createNewDownloadConnection(message, false, (file) -> {
1882                                            synchronized (message.getConversation()) {
1883                                                if (message.getStatus() == Message.STATUS_WAITING) sendMessage(message, true, true, false);
1884                                            }
1885                                        });
1886                                        return;
1887                                    } else if (response.isSuccessful() && html) {
1888                                        Semaphore waiter = new Semaphore(0);
1889                                        OpenGraphParser.Builder openGraphBuilder = new OpenGraphParser.Builder(new OpenGraphCallback() {
1890                                            @Override
1891                                            public void onPostResponse(OpenGraphResult result) {
1892                                                Element rdf = new Element("Description", "http://www.w3.org/1999/02/22-rdf-syntax-ns#");
1893                                                rdf.setAttribute("xmlns:rdf", "http://www.w3.org/1999/02/22-rdf-syntax-ns#");
1894                                                rdf.setAttribute("rdf:about", link.toString());
1895                                                if (result.getTitle() != null && !"".equals(result.getTitle())) {
1896                                                    rdf.addChild("title", "https://ogp.me/ns#").setContent(result.getTitle());
1897                                                }
1898                                                if (result.getDescription() != null && !"".equals(result.getDescription())) {
1899                                                    rdf.addChild("description", "https://ogp.me/ns#").setContent(result.getDescription());
1900                                                }
1901                                                if (result.getUrl() != null) {
1902                                                    rdf.addChild("url", "https://ogp.me/ns#").setContent(result.getUrl());
1903                                                }
1904                                                if (result.getImage() != null) {
1905                                                    rdf.addChild("image", "https://ogp.me/ns#").setContent(result.getImage());
1906                                                }
1907                                                if (result.getType() != null) {
1908                                                    rdf.addChild("type", "https://ogp.me/ns#").setContent(result.getType());
1909                                                }
1910                                                if (result.getSiteName() != null) {
1911                                                    rdf.addChild("site_name", "https://ogp.me/ns#").setContent(result.getSiteName());
1912                                                }
1913                                                message.addPayload(rdf);
1914                                                waiter.release();
1915                                            }
1916
1917                                            public void onError(String error) {
1918                                                waiter.release();
1919                                            }
1920                                        })
1921                                            .showNullOnEmpty(true)
1922                                            .maxBodySize(4000)
1923                                            .timeout(5000);
1924                                        if (useTorToConnect()) {
1925                                            openGraphBuilder = openGraphBuilder.jsoupProxy(new JsoupProxy("127.0.0.1", 8118));
1926                                        }
1927                                        openGraphBuilder.build().parse(link.toString());
1928                                        waiter.tryAcquire(10L, TimeUnit.SECONDS);
1929                                    }
1930                                } catch (final IOException | InterruptedException e) {  }
1931                            }
1932                        }
1933                        synchronized (message.getConversation()) {
1934                            if (message.getStatus() == Message.STATUS_WAITING) sendMessage(message, true, true, false);
1935                        }
1936                    });
1937                }
1938            }
1939        }
1940
1941        if (account.isOnlineAndConnected() && !inProgressJoin && !waitForPreview) {
1942            switch (message.getEncryption()) {
1943                case Message.ENCRYPTION_NONE:
1944                    if (message.needsUploading()) {
1945                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1946                                || conversation.getMode() == Conversation.MODE_MULTI
1947                                || message.fixCounterpart()) {
1948                            this.sendFileMessage(message, delay);
1949                        } else {
1950                            break;
1951                        }
1952                    } else {
1953                        packet = mMessageGenerator.generateChat(message);
1954                    }
1955                    break;
1956                case Message.ENCRYPTION_PGP:
1957                case Message.ENCRYPTION_DECRYPTED:
1958                    if (message.needsUploading()) {
1959                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1960                                || conversation.getMode() == Conversation.MODE_MULTI
1961                                || message.fixCounterpart()) {
1962                            this.sendFileMessage(message, delay);
1963                        } else {
1964                            break;
1965                        }
1966                    } else {
1967                        packet = mMessageGenerator.generatePgpChat(message);
1968                    }
1969                    break;
1970                case Message.ENCRYPTION_AXOLOTL:
1971                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1972                    if (message.needsUploading()) {
1973                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1974                                || conversation.getMode() == Conversation.MODE_MULTI
1975                                || message.fixCounterpart()) {
1976                            this.sendFileMessage(message, delay);
1977                        } else {
1978                            break;
1979                        }
1980                    } else {
1981                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1982                        if (axolotlMessage == null) {
1983                            account.getAxolotlService().preparePayloadMessage(message, delay);
1984                        } else {
1985                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1986                        }
1987                    }
1988                    break;
1989
1990            }
1991            if (packet != null) {
1992                if (account.getXmppConnection().getFeatures().sm()
1993                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1994                    message.setStatus(Message.STATUS_UNSEND);
1995                } else {
1996                    message.setStatus(Message.STATUS_SEND);
1997                }
1998            }
1999        } else {
2000            switch (message.getEncryption()) {
2001                case Message.ENCRYPTION_DECRYPTED:
2002                    if (!message.needsUploading()) {
2003                        String pgpBody = message.getEncryptedBody();
2004                        String decryptedBody = message.getBody();
2005                        message.setBody(pgpBody); //TODO might throw NPE
2006                        message.setEncryption(Message.ENCRYPTION_PGP);
2007                        if (message.edited()) {
2008                            message.setBody(decryptedBody);
2009                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
2010                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
2011                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
2012                            }
2013                            updateConversationUi();
2014                            return;
2015                        } else {
2016                            databaseBackend.createMessage(message);
2017                            saveInDb = false;
2018                            message.setBody(decryptedBody);
2019                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
2020                        }
2021                    }
2022                    break;
2023                case Message.ENCRYPTION_AXOLOTL:
2024                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
2025                    break;
2026            }
2027        }
2028
2029
2030        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
2031        if (mucMessage) {
2032            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
2033        }
2034
2035        if (resend) {
2036            if (packet != null && addToConversation) {
2037                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
2038                    markMessage(message, Message.STATUS_UNSEND);
2039                } else {
2040                    markMessage(message, Message.STATUS_SEND);
2041                }
2042            }
2043        } else {
2044            if (addToConversation) {
2045                conversation.add(message);
2046            }
2047            if (saveInDb) {
2048                databaseBackend.createMessage(message);
2049            } else if (message.edited()) {
2050                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
2051                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
2052                }
2053            }
2054            updateConversationUi();
2055        }
2056        if (packet != null) {
2057            if (delay) {
2058                mMessageGenerator.addDelay(packet, message.getTimeSent());
2059            }
2060            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
2061                if (this.sendChatStates()) {
2062                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
2063                }
2064            }
2065            sendMessagePacket(account, packet);
2066            if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.hasCustomEmoji()) {
2067                if (message.getConversation() instanceof Conversation) presenceToMuc((Conversation) message.getConversation());
2068            }
2069        }
2070    }
2071
2072    private boolean isJoinInProgress(final Conversation conversation) {
2073        final Account account = conversation.getAccount();
2074        synchronized (account.inProgressConferenceJoins) {
2075            if (conversation.getMode() == Conversational.MODE_MULTI) {
2076                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
2077                final boolean pending = account.pendingConferenceJoins.contains(conversation);
2078                final boolean inProgressJoin = inProgress || pending;
2079                if (inProgressJoin) {
2080                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
2081                }
2082                return inProgressJoin;
2083            } else {
2084                return false;
2085            }
2086        }
2087    }
2088
2089    private void sendUnsentMessages(final Conversation conversation) {
2090        synchronized (conversation) {
2091            conversation.findWaitingMessages(message -> resendMessage(message, true));
2092        }
2093    }
2094
2095    public void resendMessage(final Message message, final boolean delay) {
2096        sendMessage(message, true, false, delay);
2097    }
2098
2099    public Pair<Account,Account> onboardingIncomplete() {
2100        if (getAccounts().size() != 2) return null;
2101        Account onboarding = null;
2102        Account newAccount = null;
2103        for (final Account account : getAccounts()) {
2104            if (account.getJid().getDomain().equals(Config.ONBOARDING_DOMAIN)) {
2105                onboarding = account;
2106            } else {
2107                newAccount = account;
2108            }
2109        }
2110
2111        if (onboarding != null && newAccount != null) {
2112            return new Pair<>(onboarding, newAccount);
2113        }
2114
2115        return null;
2116    }
2117
2118    public boolean isOnboarding() {
2119        return getAccounts().size() == 1 && getAccounts().get(0).getJid().getDomain().equals(Config.ONBOARDING_DOMAIN);
2120    }
2121
2122    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
2123        final XmppConnection connection = account.getXmppConnection();
2124        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
2125        if (jid == null) {
2126            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
2127            return;
2128        }
2129        final IqPacket request = new IqPacket(IqPacket.TYPE.SET);
2130        request.setTo(jid);
2131        final Element command = request.addChild("command", Namespace.COMMANDS);
2132        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
2133        command.setAttribute("action", "execute");
2134        sendIqPacket(account, request, (a, response) -> {
2135            if (response.getType() == IqPacket.TYPE.RESULT) {
2136                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
2137                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
2138                if (x != null) {
2139                    final Data data = Data.parse(x);
2140                    final String uri = data.getValue("uri");
2141                    final String landingUrl = data.getValue("landing-url");
2142                    if (uri != null) {
2143                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
2144                        callback.inviteRequested(invite);
2145                        return;
2146                    }
2147                }
2148                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
2149                Log.d(Config.LOGTAG, response.toString());
2150            } else if (response.getType() == IqPacket.TYPE.ERROR) {
2151                callback.inviteRequestFailed(IqParser.errorMessage(response));
2152            } else {
2153                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
2154            }
2155        });
2156
2157    }
2158
2159    public void fetchRosterFromServer(final Account account) {
2160        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
2161        if (!"".equals(account.getRosterVersion())) {
2162            Log.d(Config.LOGTAG, account.getJid().asBareJid()
2163                    + ": fetching roster version " + account.getRosterVersion());
2164        } else {
2165            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
2166        }
2167        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
2168        sendIqPacket(account, iqPacket, mIqParser);
2169    }
2170
2171    public void fetchBookmarks(final Account account) {
2172        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
2173        final Element query = iqPacket.query("jabber:iq:private");
2174        query.addChild("storage", Namespace.BOOKMARKS);
2175        final OnIqPacketReceived callback = (a, response) -> {
2176            if (response.getType() == IqPacket.TYPE.RESULT) {
2177                final Element query1 = response.query();
2178                final Element storage = query1.findChild("storage", "storage:bookmarks");
2179                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
2180                processBookmarksInitial(a, bookmarks, false);
2181            } else {
2182                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
2183            }
2184        };
2185        sendIqPacket(account, iqPacket, callback);
2186    }
2187
2188    public void fetchBookmarks2(final Account account) {
2189        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
2190        sendIqPacket(account, retrieve, new OnIqPacketReceived() {
2191            @Override
2192            public void onIqPacketReceived(final Account account, final IqPacket response) {
2193                if (response.getType() == IqPacket.TYPE.RESULT) {
2194                    final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
2195                    final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
2196                    processBookmarksInitial(account, bookmarks, true);
2197                }
2198            }
2199        });
2200    }
2201
2202    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
2203        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
2204        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
2205        for (Bookmark bookmark : bookmarks.values()) {
2206            previousBookmarks.remove(bookmark.getJid().asBareJid());
2207            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
2208        }
2209        if (pep && synchronizeWithBookmarks) {
2210            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
2211            for (Jid jid : previousBookmarks) {
2212                processDeletedBookmark(account, jid);
2213            }
2214        }
2215        account.setBookmarks(bookmarks);
2216    }
2217
2218    public void processDeletedBookmark(Account account, Jid jid) {
2219        final Conversation conversation = find(account, jid);
2220        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2221            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
2222            archiveConversation(conversation, false);
2223        }
2224    }
2225
2226    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
2227        final Account account = bookmark.getAccount();
2228        Conversation conversation = find(bookmark);
2229        if (conversation != null) {
2230            if (conversation.getMode() != Conversation.MODE_MULTI) {
2231                return;
2232            }
2233            bookmark.setConversation(conversation);
2234            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
2235                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
2236                archiveConversation(conversation, false);
2237            } else {
2238                final MucOptions mucOptions = conversation.getMucOptions();
2239                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
2240                    final String current = mucOptions.getActualNick();
2241                    final String proposed = mucOptions.getProposedNick();
2242                    if (current != null && !current.equals(proposed)) {
2243                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
2244                        joinMuc(conversation);
2245                    }
2246                }
2247            }
2248        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
2249            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
2250            bookmark.setConversation(conversation);
2251        }
2252    }
2253
2254    public void processModifiedBookmark(Bookmark bookmark) {
2255        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
2256        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
2257    }
2258
2259    public void createBookmark(final Account account, final Bookmark bookmark) {
2260        account.putBookmark(bookmark);
2261        final XmppConnection connection = account.getXmppConnection();
2262        if (connection == null) {
2263            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
2264        } else if (connection.getFeatures().bookmarks2()) {
2265            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
2266            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
2267        } else if (connection.getFeatures().bookmarksConversion()) {
2268            pushBookmarksPep(account);
2269        } else {
2270            pushBookmarksPrivateXml(account);
2271        }
2272    }
2273
2274    public void deleteBookmark(final Account account, final Bookmark bookmark) {
2275        if (bookmark.getJid().toString().equals("discuss@conference.soprani.ca")) {
2276            getPreferences().edit().putBoolean("cheogram_sopranica_bookmark_deleted", true).apply();
2277        }
2278        account.removeBookmark(bookmark);
2279        final XmppConnection connection = account.getXmppConnection();
2280        if (connection == null) return;
2281
2282        if (connection.getFeatures().bookmarks2()) {
2283            IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
2284            sendIqPacket(account, request, (a, response) -> {
2285                if (response.getType() == IqPacket.TYPE.ERROR) {
2286                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
2287                }
2288            });
2289        } else if (connection.getFeatures().bookmarksConversion()) {
2290            pushBookmarksPep(account);
2291        } else {
2292            pushBookmarksPrivateXml(account);
2293        }
2294    }
2295
2296    private void pushBookmarksPrivateXml(Account account) {
2297        if (!account.areBookmarksLoaded()) return;
2298
2299        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
2300        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
2301        Element query = iqPacket.query("jabber:iq:private");
2302        Element storage = query.addChild("storage", "storage:bookmarks");
2303        for (final Bookmark bookmark : account.getBookmarks()) {
2304            storage.addChild(bookmark);
2305        }
2306        sendIqPacket(account, iqPacket, mDefaultIqHandler);
2307    }
2308
2309    private void pushBookmarksPep(Account account) {
2310        if (!account.areBookmarksLoaded()) return;
2311
2312        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
2313        final Element storage = new Element("storage", "storage:bookmarks");
2314        for (final Bookmark bookmark : account.getBookmarks()) {
2315            storage.addChild(bookmark);
2316        }
2317        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
2318
2319    }
2320
2321    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
2322        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
2323
2324    }
2325
2326    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
2327        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
2328        sendIqPacket(account, packet, (a, response) -> {
2329            if (response.getType() == IqPacket.TYPE.RESULT) {
2330                return;
2331            }
2332            if (retry && PublishOptions.preconditionNotMet(response)) {
2333                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
2334                    @Override
2335                    public void onPushSucceeded() {
2336                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
2337                    }
2338
2339                    @Override
2340                    public void onPushFailed() {
2341                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
2342                    }
2343                });
2344            } else {
2345                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + retry + ") " + response);
2346            }
2347        });
2348    }
2349
2350    private void restoreFromDatabase() {
2351        synchronized (this.conversations) {
2352            final Map<String, Account> accountLookupTable = new Hashtable<>();
2353            for (Account account : this.accounts) {
2354                accountLookupTable.put(account.getUuid(), account);
2355            }
2356            Log.d(Config.LOGTAG, "restoring conversations...");
2357            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
2358            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
2359            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
2360                Conversation conversation = iterator.next();
2361                Account account = accountLookupTable.get(conversation.getAccountUuid());
2362                if (account != null) {
2363                    conversation.setAccount(account);
2364                } else {
2365                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
2366                    iterator.remove();
2367                }
2368            }
2369            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
2370            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
2371            Runnable runnable = () -> {
2372                if (DatabaseBackend.requiresMessageIndexRebuild()) {
2373                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
2374                }
2375                final long deletionDate = getAutomaticMessageDeletionDate();
2376                mLastExpiryRun.set(SystemClock.elapsedRealtime());
2377                if (deletionDate > 0) {
2378                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
2379                    databaseBackend.expireOldMessages(deletionDate);
2380                }
2381                Log.d(Config.LOGTAG, "restoring roster...");
2382                for (final Account account : accounts) {
2383                    databaseBackend.readRoster(account.getRoster());
2384                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
2385                }
2386                getDrawableCache().evictAll();
2387                loadPhoneContacts();
2388                Log.d(Config.LOGTAG, "restoring messages...");
2389                final long startMessageRestore = SystemClock.elapsedRealtime();
2390                final Conversation quickLoad = QuickLoader.get(this.conversations);
2391                if (quickLoad != null) {
2392                    restoreMessages(quickLoad);
2393                    updateConversationUi();
2394                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2395                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
2396                }
2397                for (Conversation conversation : this.conversations) {
2398                    if (quickLoad != conversation) {
2399                        restoreMessages(conversation);
2400                    }
2401                }
2402                mNotificationService.finishBacklog();
2403                restoredFromDatabaseLatch.countDown();
2404                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2405                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
2406                updateConversationUi();
2407            };
2408            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
2409        }
2410    }
2411
2412    private void restoreMessages(Conversation conversation) {
2413        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2414        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
2415        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2416    }
2417
2418    public void loadPhoneContacts() {
2419        mContactMergerExecutor.execute(() -> {
2420            final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2421            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2422            for (final Account account : accounts) {
2423                final List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2424                for (final JabberIdContact jidContact : contacts.values()) {
2425                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
2426                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
2427                    if (needsCacheClean) {
2428                        getAvatarService().clear(contact);
2429                    }
2430                    withSystemAccounts.remove(contact);
2431                }
2432                for (final Contact contact : withSystemAccounts) {
2433                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
2434                    if (needsCacheClean) {
2435                        getAvatarService().clear(contact);
2436                    }
2437                }
2438            }
2439            Log.d(Config.LOGTAG, "finished merging phone contacts");
2440            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2441            updateRosterUi();
2442            mQuickConversationsService.considerSync();
2443        });
2444    }
2445
2446
2447    public void syncRoster(final Account account) {
2448        mRosterSyncTaskManager.execute(account, () -> {
2449            unregisterPhoneAccounts(account);
2450            databaseBackend.writeRoster(account.getRoster());
2451            try { Thread.sleep(500); } catch (InterruptedException e) { }
2452        });
2453    }
2454
2455    public List<Conversation> getConversations() {
2456        return this.conversations;
2457    }
2458
2459    private void markFileDeleted(final File file) {
2460        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2461            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2462                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2463                return;
2464            }
2465        }
2466        final boolean isInternalFile = fileBackend.isInternalFile(file);
2467        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2468        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2469        markUuidsAsDeletedFiles(uuids);
2470    }
2471
2472    private void markUuidsAsDeletedFiles(List<String> uuids) {
2473        boolean deleted = false;
2474        for (Conversation conversation : getConversations()) {
2475            deleted |= conversation.markAsDeleted(uuids);
2476        }
2477        for (final String uuid : uuids) {
2478            evictPreview(uuid);
2479        }
2480        if (deleted) {
2481            updateConversationUi();
2482        }
2483    }
2484
2485    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2486        boolean changed = false;
2487        for (Conversation conversation : getConversations()) {
2488            changed |= conversation.markAsChanged(infos);
2489        }
2490        if (changed) {
2491            updateConversationUi();
2492        }
2493    }
2494
2495    public void populateWithOrderedConversations(final List<Conversation> list) {
2496        populateWithOrderedConversations(list, true, true);
2497    }
2498
2499    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2500        populateWithOrderedConversations(list, includeNoFileUpload, true);
2501    }
2502
2503    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2504        final List<String> orderedUuids;
2505        if (sort) {
2506            orderedUuids = null;
2507        } else {
2508            orderedUuids = new ArrayList<>();
2509            for (Conversation conversation : list) {
2510                orderedUuids.add(conversation.getUuid());
2511            }
2512        }
2513        list.clear();
2514        if (includeNoFileUpload) {
2515            list.addAll(getConversations());
2516        } else {
2517            for (Conversation conversation : getConversations()) {
2518                if (conversation.getMode() == Conversation.MODE_SINGLE
2519                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2520                    list.add(conversation);
2521                }
2522            }
2523        }
2524        try {
2525            if (orderedUuids != null) {
2526                Collections.sort(list, (a, b) -> {
2527                    final int indexA = orderedUuids.indexOf(a.getUuid());
2528                    final int indexB = orderedUuids.indexOf(b.getUuid());
2529                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2530                        return a.compareTo(b);
2531                    }
2532                    return indexA - indexB;
2533                });
2534            } else {
2535                Collections.sort(list);
2536            }
2537        } catch (IllegalArgumentException e) {
2538            //ignore
2539        }
2540    }
2541
2542    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2543        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2544            return;
2545        } else if (timestamp == 0) {
2546            return;
2547        }
2548        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2549        final Runnable runnable = () -> {
2550            final Account account = conversation.getAccount();
2551            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2552            if (messages.size() > 0) {
2553                conversation.addAll(0, messages);
2554                callback.onMoreMessagesLoaded(messages.size(), conversation);
2555            } else if (conversation.hasMessagesLeftOnServer()
2556                    && account.isOnlineAndConnected()
2557                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2558                final boolean mamAvailable;
2559                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2560                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2561                } else {
2562                    mamAvailable = conversation.getMucOptions().mamSupport();
2563                }
2564                if (mamAvailable) {
2565                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2566                    if (query != null) {
2567                        query.setCallback(callback);
2568                        callback.informUser(R.string.fetching_history_from_server);
2569                    } else {
2570                        callback.informUser(R.string.not_fetching_history_retention_period);
2571                    }
2572
2573                }
2574            }
2575        };
2576        mDatabaseReaderExecutor.execute(runnable);
2577    }
2578
2579    public List<Account> getAccounts() {
2580        return this.accounts;
2581    }
2582
2583
2584    /**
2585     * This will find all conferences with the contact as member and also the conference that is the contact (that 'fake' contact is used to store the avatar)
2586     */
2587    public List<Conversation> findAllConferencesWith(Contact contact) {
2588        final ArrayList<Conversation> results = new ArrayList<>();
2589        for (final Conversation c : conversations) {
2590            if (c.getMode() != Conversation.MODE_MULTI) {
2591                continue;
2592            }
2593            final MucOptions mucOptions = c.getMucOptions();
2594            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2595                results.add(c);
2596            }
2597        }
2598        return results;
2599    }
2600
2601    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2602        for (final Conversation conversation : haystack) {
2603            if (conversation.getContact() == contact) {
2604                return conversation;
2605            }
2606        }
2607        return null;
2608    }
2609
2610    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2611        if (jid == null) {
2612            return null;
2613        }
2614        for (final Conversation conversation : haystack) {
2615            if ((account == null || conversation.getAccount() == account)
2616                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2617                return conversation;
2618            }
2619        }
2620        return null;
2621    }
2622
2623    public boolean isConversationsListEmpty(final Conversation ignore) {
2624        synchronized (this.conversations) {
2625            final int size = this.conversations.size();
2626            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2627        }
2628    }
2629
2630    public boolean isConversationStillOpen(final Conversation conversation) {
2631        synchronized (this.conversations) {
2632            for (Conversation current : this.conversations) {
2633                if (current == conversation) {
2634                    return true;
2635                }
2636            }
2637        }
2638        return false;
2639    }
2640
2641    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2642        return this.findOrCreateConversation(account, jid, muc, false, async);
2643    }
2644
2645    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2646        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2647    }
2648
2649    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2650        synchronized (this.conversations) {
2651            Conversation conversation = find(account, jid);
2652            if (conversation != null) {
2653                return conversation;
2654            }
2655            conversation = databaseBackend.findConversation(account, jid);
2656            final boolean loadMessagesFromDb;
2657            if (conversation != null) {
2658                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2659                conversation.setAccount(account);
2660                if (muc) {
2661                    conversation.setMode(Conversation.MODE_MULTI);
2662                    conversation.setContactJid(jid);
2663                } else {
2664                    conversation.setMode(Conversation.MODE_SINGLE);
2665                    conversation.setContactJid(jid.asBareJid());
2666                }
2667                databaseBackend.updateConversation(conversation);
2668                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2669            } else {
2670                String conversationName;
2671                Contact contact = account.getRoster().getContact(jid);
2672                if (contact != null) {
2673                    conversationName = contact.getDisplayName();
2674                } else {
2675                    conversationName = jid.getLocal();
2676                }
2677                if (muc) {
2678                    conversation = new Conversation(conversationName, account, jid,
2679                            Conversation.MODE_MULTI);
2680                } else {
2681                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2682                            Conversation.MODE_SINGLE);
2683                }
2684                this.databaseBackend.createConversation(conversation);
2685                loadMessagesFromDb = false;
2686            }
2687            final Conversation c = conversation;
2688            final Runnable runnable = () -> {
2689                if (loadMessagesFromDb) {
2690                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2691                    updateConversationUi();
2692                    c.messagesLoaded.set(true);
2693                }
2694                if (account.getXmppConnection() != null
2695                        && !c.getContact().isBlocked()
2696                        && account.getXmppConnection().getFeatures().mam()
2697                        && !muc) {
2698                    if (query == null) {
2699                        mMessageArchiveService.query(c);
2700                    } else {
2701                        if (query.getConversation() == null) {
2702                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2703                        }
2704                    }
2705                }
2706                if (joinAfterCreate) {
2707                    joinMuc(c);
2708                }
2709            };
2710            if (async) {
2711                mDatabaseReaderExecutor.execute(runnable);
2712            } else {
2713                runnable.run();
2714            }
2715            this.conversations.add(conversation);
2716            updateConversationUi();
2717            return conversation;
2718        }
2719    }
2720
2721    public void archiveConversation(Conversation conversation) {
2722        archiveConversation(conversation, true);
2723    }
2724
2725    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2726        if (isOnboarding()) return;
2727
2728        getNotificationService().clear(conversation);
2729        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2730        conversation.setNextMessage(null);
2731        synchronized (this.conversations) {
2732            getMessageArchiveService().kill(conversation);
2733            if (conversation.getMode() == Conversation.MODE_MULTI) {
2734                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2735                    final Bookmark bookmark = conversation.getBookmark();
2736                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2737                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2738                            Account account = bookmark.getAccount();
2739                            bookmark.setConversation(null);
2740                            deleteBookmark(account, bookmark);
2741                        } else if (bookmark.autojoin()) {
2742                            bookmark.setAutojoin(false);
2743                            createBookmark(bookmark.getAccount(), bookmark);
2744                        }
2745                    }
2746                }
2747                leaveMuc(conversation);
2748            } else {
2749                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2750                    stopPresenceUpdatesTo(conversation.getContact());
2751                }
2752            }
2753            updateConversation(conversation);
2754            this.conversations.remove(conversation);
2755            updateConversationUi();
2756        }
2757    }
2758
2759    public void stopPresenceUpdatesTo(Contact contact) {
2760        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2761        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2762        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2763    }
2764
2765    public void createAccount(final Account account) {
2766        account.initAccountServices(this);
2767        databaseBackend.createAccount(account);
2768        this.accounts.add(account);
2769        this.reconnectAccountInBackground(account);
2770        updateAccountUi();
2771        syncEnabledAccountSetting();
2772        toggleForegroundService();
2773    }
2774
2775    private void syncEnabledAccountSetting() {
2776        final boolean hasEnabledAccounts = hasEnabledAccounts();
2777        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2778        toggleSetProfilePictureActivity(hasEnabledAccounts);
2779    }
2780
2781    private void toggleSetProfilePictureActivity(final boolean enabled) {
2782        try {
2783            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2784            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2785            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2786        } catch (IllegalStateException e) {
2787            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
2788        }
2789    }
2790
2791    public boolean reconfigurePushDistributor() {
2792        return this.unifiedPushBroker.reconfigurePushDistributor();
2793    }
2794
2795    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
2796        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
2797    }
2798
2799    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
2800        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
2801    }
2802
2803    private void provisionAccount(final String address, final String password) {
2804        final Jid jid = Jid.ofEscaped(address);
2805        final Account account = new Account(jid, password);
2806        account.setOption(Account.OPTION_DISABLED, true);
2807        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2808        createAccount(account);
2809    }
2810
2811    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2812        new Thread(() -> {
2813            try {
2814                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2815                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2816                if (cert == null) {
2817                    callback.informUser(R.string.unable_to_parse_certificate);
2818                    return;
2819                }
2820                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2821                if (info == null) {
2822                    callback.informUser(R.string.certificate_does_not_contain_jid);
2823                    return;
2824                }
2825                if (findAccountByJid(info.first) == null) {
2826                    final Account account = new Account(info.first, "");
2827                    account.setPrivateKeyAlias(alias);
2828                    account.setOption(Account.OPTION_DISABLED, true);
2829                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2830                    account.setDisplayName(info.second);
2831                    createAccount(account);
2832                    callback.onAccountCreated(account);
2833                    if (Config.X509_VERIFICATION) {
2834                        try {
2835                            getMemorizingTrustManager().getNonInteractive(account.getServer(), null, 0, null).checkClientTrusted(chain, "RSA");
2836                        } catch (CertificateException e) {
2837                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2838                        }
2839                    }
2840                } else {
2841                    callback.informUser(R.string.account_already_exists);
2842                }
2843            } catch (Exception e) {
2844                callback.informUser(R.string.unable_to_parse_certificate);
2845            }
2846        }).start();
2847
2848    }
2849
2850    public void updateKeyInAccount(final Account account, final String alias) {
2851        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2852        try {
2853            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2854            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2855            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2856            if (info == null) {
2857                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2858                return;
2859            }
2860            if (account.getJid().asBareJid().equals(info.first)) {
2861                account.setPrivateKeyAlias(alias);
2862                account.setDisplayName(info.second);
2863                databaseBackend.updateAccount(account);
2864                if (Config.X509_VERIFICATION) {
2865                    try {
2866                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2867                    } catch (CertificateException e) {
2868                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2869                    }
2870                    account.getAxolotlService().regenerateKeys(true);
2871                }
2872            } else {
2873                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2874            }
2875        } catch (Exception e) {
2876            e.printStackTrace();
2877        }
2878    }
2879
2880    public boolean updateAccount(final Account account) {
2881        if (databaseBackend.updateAccount(account)) {
2882            Integer color = account.getColorToSave();
2883            if (color == null) {
2884                getPreferences().edit().remove("account_color:" + account.getUuid()).commit();
2885            } else {
2886                getPreferences().edit().putInt("account_color:" + account.getUuid(), color.intValue()).commit();
2887            }
2888            account.setShowErrorNotification(true);
2889            this.statusListener.onStatusChanged(account);
2890            databaseBackend.updateAccount(account);
2891            reconnectAccountInBackground(account);
2892            updateAccountUi();
2893            getNotificationService().updateErrorNotification();
2894            toggleForegroundService();
2895            syncEnabledAccountSetting();
2896            mChannelDiscoveryService.cleanCache();
2897            return true;
2898        } else {
2899            return false;
2900        }
2901    }
2902
2903    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2904        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2905        sendIqPacket(account, iq, (a, packet) -> {
2906            if (packet.getType() == IqPacket.TYPE.RESULT) {
2907                a.setPassword(newPassword);
2908                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2909                databaseBackend.updateAccount(a);
2910                callback.onPasswordChangeSucceeded();
2911            } else {
2912                callback.onPasswordChangeFailed();
2913            }
2914        });
2915    }
2916
2917    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
2918        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
2919        final Element query = iqPacket.addChild("query",Namespace.REGISTER);
2920        query.addChild("remove");
2921        sendIqPacket(account, iqPacket, (a, response) -> {
2922            if (response.getType() == IqPacket.TYPE.RESULT) {
2923                deleteAccount(a);
2924                callback.accept(true);
2925            } else {
2926                callback.accept(false);
2927            }
2928        });
2929    }
2930
2931    public void deleteAccount(final Account account) {
2932        getPreferences().edit().remove("onboarding_continued").commit();
2933        final boolean connected = account.getStatus() == Account.State.ONLINE;
2934        synchronized (this.conversations) {
2935            if (connected) {
2936                account.getAxolotlService().deleteOmemoIdentity();
2937            }
2938            for (final Conversation conversation : conversations) {
2939                if (conversation.getAccount() == account) {
2940                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2941                        if (connected) {
2942                            leaveMuc(conversation);
2943                        }
2944                    }
2945                    conversations.remove(conversation);
2946                    mNotificationService.clear(conversation);
2947                }
2948            }
2949            new Thread(() -> {
2950                for (final Contact contact : account.getRoster().getContacts()) {
2951                    contact.unregisterAsPhoneAccount(this);
2952                }
2953            }).start();
2954            if (account.getXmppConnection() != null) {
2955                new Thread(() -> disconnect(account, !connected)).start();
2956            }
2957            final Runnable runnable = () -> {
2958                if (!databaseBackend.deleteAccount(account)) {
2959                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2960                }
2961            };
2962            mDatabaseWriterExecutor.execute(runnable);
2963            this.accounts.remove(account);
2964            this.mRosterSyncTaskManager.clear(account);
2965            updateAccountUi();
2966            mNotificationService.updateErrorNotification();
2967            syncEnabledAccountSetting();
2968            toggleForegroundService();
2969        }
2970    }
2971
2972    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2973        final boolean remainingListeners;
2974        synchronized (LISTENER_LOCK) {
2975            remainingListeners = checkListeners();
2976            if (!this.mOnConversationUpdates.add(listener)) {
2977                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2978            }
2979            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2980        }
2981        if (remainingListeners) {
2982            switchToForeground();
2983        }
2984    }
2985
2986    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2987        final boolean remainingListeners;
2988        synchronized (LISTENER_LOCK) {
2989            this.mOnConversationUpdates.remove(listener);
2990            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2991            remainingListeners = checkListeners();
2992        }
2993        if (remainingListeners) {
2994            switchToBackground();
2995        }
2996    }
2997
2998    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2999        final boolean remainingListeners;
3000        synchronized (LISTENER_LOCK) {
3001            remainingListeners = checkListeners();
3002            if (!this.mOnShowErrorToasts.add(listener)) {
3003                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
3004            }
3005        }
3006        if (remainingListeners) {
3007            switchToForeground();
3008        }
3009    }
3010
3011    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
3012        final boolean remainingListeners;
3013        synchronized (LISTENER_LOCK) {
3014            this.mOnShowErrorToasts.remove(onShowErrorToast);
3015            remainingListeners = checkListeners();
3016        }
3017        if (remainingListeners) {
3018            switchToBackground();
3019        }
3020    }
3021
3022    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
3023        final boolean remainingListeners;
3024        synchronized (LISTENER_LOCK) {
3025            remainingListeners = checkListeners();
3026            if (!this.mOnAccountUpdates.add(listener)) {
3027                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
3028            }
3029        }
3030        if (remainingListeners) {
3031            switchToForeground();
3032        }
3033    }
3034
3035    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
3036        final boolean remainingListeners;
3037        synchronized (LISTENER_LOCK) {
3038            this.mOnAccountUpdates.remove(listener);
3039            remainingListeners = checkListeners();
3040        }
3041        if (remainingListeners) {
3042            switchToBackground();
3043        }
3044    }
3045
3046    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3047        final boolean remainingListeners;
3048        synchronized (LISTENER_LOCK) {
3049            remainingListeners = checkListeners();
3050            if (!this.mOnCaptchaRequested.add(listener)) {
3051                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
3052            }
3053        }
3054        if (remainingListeners) {
3055            switchToForeground();
3056        }
3057    }
3058
3059    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3060        final boolean remainingListeners;
3061        synchronized (LISTENER_LOCK) {
3062            this.mOnCaptchaRequested.remove(listener);
3063            remainingListeners = checkListeners();
3064        }
3065        if (remainingListeners) {
3066            switchToBackground();
3067        }
3068    }
3069
3070    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
3071        final boolean remainingListeners;
3072        synchronized (LISTENER_LOCK) {
3073            remainingListeners = checkListeners();
3074            if (!this.mOnRosterUpdates.add(listener)) {
3075                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
3076            }
3077        }
3078        if (remainingListeners) {
3079            switchToForeground();
3080        }
3081    }
3082
3083    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
3084        final boolean remainingListeners;
3085        synchronized (LISTENER_LOCK) {
3086            this.mOnRosterUpdates.remove(listener);
3087            remainingListeners = checkListeners();
3088        }
3089        if (remainingListeners) {
3090            switchToBackground();
3091        }
3092    }
3093
3094    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3095        final boolean remainingListeners;
3096        synchronized (LISTENER_LOCK) {
3097            remainingListeners = checkListeners();
3098            if (!this.mOnUpdateBlocklist.add(listener)) {
3099                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
3100            }
3101        }
3102        if (remainingListeners) {
3103            switchToForeground();
3104        }
3105    }
3106
3107    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3108        final boolean remainingListeners;
3109        synchronized (LISTENER_LOCK) {
3110            this.mOnUpdateBlocklist.remove(listener);
3111            remainingListeners = checkListeners();
3112        }
3113        if (remainingListeners) {
3114            switchToBackground();
3115        }
3116    }
3117
3118    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
3119        final boolean remainingListeners;
3120        synchronized (LISTENER_LOCK) {
3121            remainingListeners = checkListeners();
3122            if (!this.mOnKeyStatusUpdated.add(listener)) {
3123                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
3124            }
3125        }
3126        if (remainingListeners) {
3127            switchToForeground();
3128        }
3129    }
3130
3131    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
3132        final boolean remainingListeners;
3133        synchronized (LISTENER_LOCK) {
3134            this.mOnKeyStatusUpdated.remove(listener);
3135            remainingListeners = checkListeners();
3136        }
3137        if (remainingListeners) {
3138            switchToBackground();
3139        }
3140    }
3141
3142    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3143        final boolean remainingListeners;
3144        synchronized (LISTENER_LOCK) {
3145            remainingListeners = checkListeners();
3146            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
3147                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
3148            }
3149        }
3150        if (remainingListeners) {
3151            switchToForeground();
3152        }
3153    }
3154
3155    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3156        final boolean remainingListeners;
3157        synchronized (LISTENER_LOCK) {
3158            this.onJingleRtpConnectionUpdate.remove(listener);
3159            remainingListeners = checkListeners();
3160        }
3161        if (remainingListeners) {
3162            switchToBackground();
3163        }
3164    }
3165
3166    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
3167        final boolean remainingListeners;
3168        synchronized (LISTENER_LOCK) {
3169            remainingListeners = checkListeners();
3170            if (!this.mOnMucRosterUpdate.add(listener)) {
3171                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
3172            }
3173        }
3174        if (remainingListeners) {
3175            switchToForeground();
3176        }
3177    }
3178
3179    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
3180        final boolean remainingListeners;
3181        synchronized (LISTENER_LOCK) {
3182            this.mOnMucRosterUpdate.remove(listener);
3183            remainingListeners = checkListeners();
3184        }
3185        if (remainingListeners) {
3186            switchToBackground();
3187        }
3188    }
3189
3190    public boolean checkListeners() {
3191        return (this.mOnAccountUpdates.size() == 0
3192                && this.mOnConversationUpdates.size() == 0
3193                && this.mOnRosterUpdates.size() == 0
3194                && this.mOnCaptchaRequested.size() == 0
3195                && this.mOnMucRosterUpdate.size() == 0
3196                && this.mOnUpdateBlocklist.size() == 0
3197                && this.mOnShowErrorToasts.size() == 0
3198                && this.onJingleRtpConnectionUpdate.size() == 0
3199                && this.mOnKeyStatusUpdated.size() == 0);
3200    }
3201
3202    private void switchToForeground() {
3203        toggleSoftDisabled(false);
3204        final boolean broadcastLastActivity = broadcastLastActivity();
3205        for (Conversation conversation : getConversations()) {
3206            if (conversation.getMode() == Conversation.MODE_MULTI) {
3207                conversation.getMucOptions().resetChatState();
3208            } else {
3209                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
3210            }
3211        }
3212        for (Account account : getAccounts()) {
3213            if (account.getStatus() == Account.State.ONLINE) {
3214                account.deactivateGracePeriod();
3215                final XmppConnection connection = account.getXmppConnection();
3216                if (connection != null) {
3217                    if (connection.getFeatures().csi()) {
3218                        connection.sendActive();
3219                    }
3220                    if (broadcastLastActivity) {
3221                        sendPresence(account, false); //send new presence but don't include idle because we are not
3222                    }
3223                }
3224            }
3225        }
3226        Log.d(Config.LOGTAG, "app switched into foreground");
3227    }
3228
3229    private void switchToBackground() {
3230        final boolean broadcastLastActivity = broadcastLastActivity();
3231        if (broadcastLastActivity) {
3232            mLastActivity = System.currentTimeMillis();
3233            final SharedPreferences.Editor editor = getPreferences().edit();
3234            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
3235            editor.apply();
3236        }
3237        for (Account account : getAccounts()) {
3238            if (account.getStatus() == Account.State.ONLINE) {
3239                XmppConnection connection = account.getXmppConnection();
3240                if (connection != null) {
3241                    if (broadcastLastActivity) {
3242                        sendPresence(account, true);
3243                    }
3244                    if (connection.getFeatures().csi()) {
3245                        connection.sendInactive();
3246                    }
3247                }
3248            }
3249        }
3250        this.mNotificationService.setIsInForeground(false);
3251        Log.d(Config.LOGTAG, "app switched into background");
3252    }
3253
3254    private void connectMultiModeConversations(Account account) {
3255        List<Conversation> conversations = getConversations();
3256        for (Conversation conversation : conversations) {
3257            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
3258                joinMuc(conversation);
3259            }
3260        }
3261    }
3262
3263    public void mucSelfPingAndRejoin(final Conversation conversation) {
3264        final Account account = conversation.getAccount();
3265        synchronized (account.inProgressConferenceJoins) {
3266            if (account.inProgressConferenceJoins.contains(conversation)) {
3267                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
3268                return;
3269            }
3270        }
3271        synchronized (account.inProgressConferencePings) {
3272            if (!account.inProgressConferencePings.add(conversation)) {
3273                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
3274                return;
3275            }
3276        }
3277        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
3278        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
3279        ping.setTo(self);
3280        ping.addChild("ping", Namespace.PING);
3281        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
3282            if (response.getType() == IqPacket.TYPE.ERROR) {
3283                Element error = response.findChild("error");
3284                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
3285                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
3286                } else {
3287                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
3288                    joinMuc(conversation);
3289                }
3290            } else if (response.getType() == IqPacket.TYPE.RESULT) {
3291                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
3292            }
3293            synchronized (account.inProgressConferencePings) {
3294                account.inProgressConferencePings.remove(conversation);
3295            }
3296        });
3297    }
3298    public void joinMuc(Conversation conversation) {
3299        joinMuc(conversation, null, false);
3300    }
3301
3302    public void joinMuc(Conversation conversation, boolean followedInvite) {
3303        joinMuc(conversation, null, followedInvite);
3304    }
3305
3306    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
3307        joinMuc(conversation, onConferenceJoined, false);
3308    }
3309
3310    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
3311        final Account account = conversation.getAccount();
3312        synchronized (account.pendingConferenceJoins) {
3313            account.pendingConferenceJoins.remove(conversation);
3314        }
3315        synchronized (account.pendingConferenceLeaves) {
3316            account.pendingConferenceLeaves.remove(conversation);
3317        }
3318        if (account.getStatus() == Account.State.ONLINE) {
3319            synchronized (account.inProgressConferenceJoins) {
3320                account.inProgressConferenceJoins.add(conversation);
3321            }
3322            if (Config.MUC_LEAVE_BEFORE_JOIN) {
3323                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
3324            }
3325            conversation.resetMucOptions();
3326            if (onConferenceJoined != null) {
3327                conversation.getMucOptions().flagNoAutoPushConfiguration();
3328            }
3329            conversation.setHasMessagesLeftOnServer(false);
3330            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
3331
3332                private void join(Conversation conversation) {
3333                    Account account = conversation.getAccount();
3334                    final MucOptions mucOptions = conversation.getMucOptions();
3335
3336                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
3337                        synchronized (account.inProgressConferenceJoins) {
3338                            account.inProgressConferenceJoins.remove(conversation);
3339                        }
3340                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
3341                        updateConversationUi();
3342                        if (onConferenceJoined != null) {
3343                            onConferenceJoined.onConferenceJoined(conversation);
3344                        }
3345                        return;
3346                    }
3347
3348                    final Jid joinJid = mucOptions.getSelf().getFullJid();
3349                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
3350                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null, mucOptions.getSelf().getNick());
3351                    packet.setTo(joinJid);
3352                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3353                    if (conversation.getMucOptions().getPassword() != null) {
3354                        x.addChild("password").setContent(mucOptions.getPassword());
3355                    }
3356
3357                    if (mucOptions.mamSupport()) {
3358                        // Use MAM instead of the limited muc history to get history
3359                        x.addChild("history").setAttribute("maxchars", "0");
3360                    } else {
3361                        // Fallback to muc history
3362                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
3363                    }
3364                    sendPresencePacket(account, packet);
3365                    if (onConferenceJoined != null) {
3366                        onConferenceJoined.onConferenceJoined(conversation);
3367                    }
3368                    if (!joinJid.equals(conversation.getJid())) {
3369                        conversation.setContactJid(joinJid);
3370                        databaseBackend.updateConversation(conversation);
3371                    }
3372
3373                    if (mucOptions.mamSupport()) {
3374                        getMessageArchiveService().catchupMUC(conversation);
3375                    }
3376                    if (mucOptions.isPrivateAndNonAnonymous()) {
3377                        fetchConferenceMembers(conversation);
3378
3379                        if (followedInvite) {
3380                            final Bookmark bookmark = conversation.getBookmark();
3381                            if (bookmark != null) {
3382                                if (!bookmark.autojoin()) {
3383                                    bookmark.setAutojoin(true);
3384                                    createBookmark(account, bookmark);
3385                                }
3386                            } else {
3387                                saveConversationAsBookmark(conversation, null);
3388                            }
3389                        }
3390                    }
3391                    synchronized (account.inProgressConferenceJoins) {
3392                        account.inProgressConferenceJoins.remove(conversation);
3393                        sendUnsentMessages(conversation);
3394                    }
3395                }
3396
3397                @Override
3398                public void onConferenceConfigurationFetched(Conversation conversation) {
3399                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3400                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3401                        return;
3402                    }
3403                    join(conversation);
3404                }
3405
3406                @Override
3407                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
3408                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3409                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3410                        return;
3411                    }
3412                    if ("remote-server-not-found".equals(errorCondition)) {
3413                        synchronized (account.inProgressConferenceJoins) {
3414                            account.inProgressConferenceJoins.remove(conversation);
3415                        }
3416                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
3417                        updateConversationUi();
3418                    } else {
3419                        join(conversation);
3420                        fetchConferenceConfiguration(conversation);
3421                    }
3422                }
3423            });
3424            updateConversationUi();
3425        } else {
3426            synchronized (account.pendingConferenceJoins) {
3427                account.pendingConferenceJoins.add(conversation);
3428            }
3429            conversation.resetMucOptions();
3430            conversation.setHasMessagesLeftOnServer(false);
3431            updateConversationUi();
3432        }
3433    }
3434
3435    private void fetchConferenceMembers(final Conversation conversation) {
3436        final Account account = conversation.getAccount();
3437        final AxolotlService axolotlService = account.getAxolotlService();
3438        final String[] affiliations = {"member", "admin", "owner"};
3439        OnIqPacketReceived callback = new OnIqPacketReceived() {
3440
3441            private int i = 0;
3442            private boolean success = true;
3443
3444            @Override
3445            public void onIqPacketReceived(Account account, IqPacket packet) {
3446                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3447                Element query = packet.query("http://jabber.org/protocol/muc#admin");
3448                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
3449                    for (Element child : query.getChildren()) {
3450                        if ("item".equals(child.getName())) {
3451                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
3452                            if (!user.realJidMatchesAccount()) {
3453                                boolean isNew = conversation.getMucOptions().updateUser(user);
3454                                Contact contact = user.getContact();
3455                                if (omemoEnabled
3456                                        && isNew
3457                                        && user.getRealJid() != null
3458                                        && (contact == null || !contact.mutualPresenceSubscription())
3459                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
3460                                    axolotlService.fetchDeviceIds(user.getRealJid());
3461                                }
3462                            }
3463                        }
3464                    }
3465                } else {
3466                    success = false;
3467                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
3468                }
3469                ++i;
3470                if (i >= affiliations.length) {
3471                    List<Jid> members = conversation.getMucOptions().getMembers(true);
3472                    if (success) {
3473                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3474                        boolean changed = false;
3475                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3476                            Jid jid = iterator.next();
3477                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3478                                iterator.remove();
3479                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3480                                changed = true;
3481                            }
3482                        }
3483                        if (changed) {
3484                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3485                            updateConversation(conversation);
3486                        }
3487                    }
3488                    getAvatarService().clear(conversation);
3489                    updateMucRosterUi();
3490                    updateConversationUi();
3491                }
3492            }
3493        };
3494        for (String affiliation : affiliations) {
3495            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3496        }
3497        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3498    }
3499
3500    public void providePasswordForMuc(Conversation conversation, String password) {
3501        if (conversation.getMode() == Conversation.MODE_MULTI) {
3502            conversation.getMucOptions().setPassword(password);
3503            if (conversation.getBookmark() != null) {
3504                final Bookmark bookmark = conversation.getBookmark();
3505                if (synchronizeWithBookmarks()) {
3506                    bookmark.setAutojoin(true);
3507                }
3508                createBookmark(conversation.getAccount(), bookmark);
3509            }
3510            updateConversation(conversation);
3511            joinMuc(conversation);
3512        }
3513    }
3514
3515    public void deleteAvatar(final Account account) {
3516        final AtomicBoolean executed = new AtomicBoolean(false);
3517        final Runnable onDeleted =
3518                () -> {
3519                    if (executed.compareAndSet(false, true)) {
3520                        account.setAvatar(null);
3521                        databaseBackend.updateAccount(account);
3522                        getAvatarService().clear(account);
3523                        updateAccountUi();
3524                    }
3525                };
3526        deleteVcardAvatar(account, onDeleted);
3527        deletePepNode(account, Namespace.AVATAR_DATA);
3528        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3529    }
3530
3531    public void deletePepNode(final Account account, final String node) {
3532        deletePepNode(account, node, null);
3533    }
3534
3535    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3536        final IqPacket request = mIqGenerator.deleteNode(node);
3537        sendIqPacket(account, request, (a, packet) -> {
3538            if (packet.getType() == IqPacket.TYPE.RESULT) {
3539                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": successfully deleted pep node "+node);
3540                if (runnable != null) {
3541                    runnable.run();
3542                }
3543            } else {
3544                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": failed to delete "+ packet);
3545            }
3546        });
3547    }
3548
3549    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3550        final IqPacket retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3551        sendIqPacket(account, retrieveVcard, (a, response) -> {
3552            if (response.getType() != IqPacket.TYPE.RESULT) {
3553                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3554                return;
3555            }
3556            final Element vcard = response.findChild("vCard", "vcard-temp");
3557            if (vcard == null) {
3558                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3559                return;
3560            }
3561            Element photo = vcard.findChild("PHOTO");
3562            if (photo == null) {
3563                photo = vcard.addChild("PHOTO");
3564            }
3565            photo.clearChildren();
3566            IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3567            publication.setTo(a.getJid().asBareJid());
3568            publication.addChild(vcard);
3569            sendIqPacket(account, publication, (a1, publicationResponse) -> {
3570                if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3571                    Log.d(Config.LOGTAG,a1.getJid().asBareJid()+": successfully deleted vcard avatar");
3572                    runnable.run();
3573                } else {
3574                    Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3575                }
3576            });
3577        });
3578    }
3579
3580    private boolean hasEnabledAccounts() {
3581        if (this.accounts == null) {
3582            return false;
3583        }
3584        for (final Account account : this.accounts) {
3585            if (account.isConnectionEnabled()) {
3586                return true;
3587            }
3588        }
3589        return false;
3590    }
3591
3592
3593    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3594        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3595    }
3596
3597    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3598        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3599    }
3600
3601
3602    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3603        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3604    }
3605
3606    public void persistSelfNick(MucOptions.User self) {
3607        final Conversation conversation = self.getConversation();
3608        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3609        Jid full = self.getFullJid();
3610        if (!full.equals(conversation.getJid())) {
3611            Log.d(Config.LOGTAG, "nick changed. updating");
3612            conversation.setContactJid(full);
3613            databaseBackend.updateConversation(conversation);
3614        }
3615
3616        final String nick = self.getNick();
3617        final Bookmark bookmark = conversation.getBookmark();
3618        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3619        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !nick.equals(bookmarkedNick)) {
3620            final Account account = conversation.getAccount();
3621            final String defaultNick = MucOptions.defaultNick(account);
3622            if (TextUtils.isEmpty(bookmarkedNick) && nick.equals(defaultNick)) {
3623                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
3624                return;
3625            }
3626            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + nick + "' into bookmark for " + conversation.getJid().asBareJid());
3627            bookmark.setNick(nick);
3628            createBookmark(bookmark.getAccount(), bookmark);
3629        }
3630    }
3631
3632    public void presenceToMuc(final Conversation conversation) {
3633        final MucOptions options = conversation.getMucOptions();
3634        if (options.online()) {
3635            Account account = conversation.getAccount();
3636            final Jid joinJid = options.getSelf().getFullJid();
3637            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), options.getSelf().getNick());
3638            packet.setTo(joinJid);
3639            sendPresencePacket(account, packet);
3640        }
3641    }
3642
3643    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3644        final MucOptions options = conversation.getMucOptions();
3645        final Jid joinJid = options.createJoinJid(nick);
3646        if (joinJid == null) {
3647            return false;
3648        }
3649        if (options.online()) {
3650            Account account = conversation.getAccount();
3651            options.setOnRenameListener(new OnRenameListener() {
3652
3653                @Override
3654                public void onSuccess() {
3655                    final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), nick);
3656                    packet.setTo(joinJid);
3657                    sendPresencePacket(account, packet);
3658                    callback.success(conversation);
3659                }
3660
3661                @Override
3662                public void onFailure() {
3663                    callback.error(R.string.nick_in_use, conversation);
3664                }
3665            });
3666
3667            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), nick);
3668            packet.setTo(joinJid);
3669            sendPresencePacket(account, packet);
3670        } else {
3671            conversation.setContactJid(joinJid);
3672            databaseBackend.updateConversation(conversation);
3673            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3674                Bookmark bookmark = conversation.getBookmark();
3675                if (bookmark != null) {
3676                    bookmark.setNick(nick);
3677                    createBookmark(bookmark.getAccount(), bookmark);
3678                }
3679                joinMuc(conversation);
3680            }
3681        }
3682        return true;
3683    }
3684
3685    public void leaveMuc(Conversation conversation) {
3686        leaveMuc(conversation, false);
3687    }
3688
3689    private void leaveMuc(Conversation conversation, boolean now) {
3690        final Account account = conversation.getAccount();
3691        synchronized (account.pendingConferenceJoins) {
3692            account.pendingConferenceJoins.remove(conversation);
3693        }
3694        synchronized (account.pendingConferenceLeaves) {
3695            account.pendingConferenceLeaves.remove(conversation);
3696        }
3697        if (account.getStatus() == Account.State.ONLINE || now) {
3698            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3699            conversation.getMucOptions().setOffline();
3700            Bookmark bookmark = conversation.getBookmark();
3701            if (bookmark != null) {
3702                bookmark.setConversation(null);
3703            }
3704            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3705        } else {
3706            synchronized (account.pendingConferenceLeaves) {
3707                account.pendingConferenceLeaves.add(conversation);
3708            }
3709        }
3710    }
3711
3712    public String findConferenceServer(final Account account) {
3713        String server;
3714        if (account.getXmppConnection() != null) {
3715            server = account.getXmppConnection().getMucServer();
3716            if (server != null) {
3717                return server;
3718            }
3719        }
3720        for (Account other : getAccounts()) {
3721            if (other != account && other.getXmppConnection() != null) {
3722                server = other.getXmppConnection().getMucServer();
3723                if (server != null) {
3724                    return server;
3725                }
3726            }
3727        }
3728        return null;
3729    }
3730
3731
3732    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3733        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3734            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3735            if (!TextUtils.isEmpty(name)) {
3736                configuration.putString("muc#roomconfig_roomname", name);
3737            }
3738            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3739                @Override
3740                public void onPushSucceeded() {
3741                    saveConversationAsBookmark(conversation, name);
3742                    callback.success(conversation);
3743                }
3744
3745                @Override
3746                public void onPushFailed() {
3747                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3748                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3749                    } else {
3750                        callback.error(R.string.joined_an_existing_channel, conversation);
3751                    }
3752                }
3753            });
3754        });
3755    }
3756
3757    public boolean createAdhocConference(final Account account,
3758                                         final String name,
3759                                         final Iterable<Jid> jids,
3760                                         final UiCallback<Conversation> callback) {
3761        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3762        if (account.getStatus() == Account.State.ONLINE) {
3763            try {
3764                String server = findConferenceServer(account);
3765                if (server == null) {
3766                    if (callback != null) {
3767                        callback.error(R.string.no_conference_server_found, null);
3768                    }
3769                    return false;
3770                }
3771                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
3772                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3773                joinMuc(conversation, new OnConferenceJoined() {
3774                    @Override
3775                    public void onConferenceJoined(final Conversation conversation) {
3776                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3777                        if (!TextUtils.isEmpty(name)) {
3778                            configuration.putString("muc#roomconfig_roomname", name);
3779                        }
3780                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3781                            @Override
3782                            public void onPushSucceeded() {
3783                                for (Jid invite : jids) {
3784                                    invite(conversation, invite);
3785                                }
3786                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3787                                    if (resource == null || "".equals(resource)) continue;
3788                                    Jid other = account.getJid().withResource(resource);
3789                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3790                                    directInvite(conversation, other);
3791                                }
3792                                saveConversationAsBookmark(conversation, name);
3793                                if (callback != null) {
3794                                    callback.success(conversation);
3795                                }
3796                            }
3797
3798                            @Override
3799                            public void onPushFailed() {
3800                                archiveConversation(conversation);
3801                                if (callback != null) {
3802                                    callback.error(R.string.conference_creation_failed, conversation);
3803                                }
3804                            }
3805                        });
3806                    }
3807                });
3808                return true;
3809            } catch (IllegalArgumentException e) {
3810                if (callback != null) {
3811                    callback.error(R.string.conference_creation_failed, null);
3812                }
3813                return false;
3814            }
3815        } else {
3816            if (callback != null) {
3817                callback.error(R.string.not_connected_try_again, null);
3818            }
3819            return false;
3820        }
3821    }
3822
3823    public void checkIfMuc(final Account account, final Jid jid, Consumer<Boolean> cb) {
3824        if (jid.isDomainJid()) {
3825            // Spec basically says MUC needs to have a node
3826            // And also specifies that MUC and MUC service should have the same identity...
3827            cb.accept(false);
3828            return;
3829        }
3830
3831        IqPacket request = mIqGenerator.queryDiscoInfo(jid.asBareJid());
3832        sendIqPacket(account, request, (acct, reply) -> {
3833            ServiceDiscoveryResult result = new ServiceDiscoveryResult(reply);
3834            cb.accept(
3835                result.getFeatures().contains("http://jabber.org/protocol/muc") &&
3836                result.hasIdentity("conference", null)
3837            );
3838        });
3839    }
3840
3841    public void fetchConferenceConfiguration(final Conversation conversation) {
3842        fetchConferenceConfiguration(conversation, null);
3843    }
3844
3845    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3846        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3847        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3848            @Override
3849            public void onIqPacketReceived(Account account, IqPacket packet) {
3850                if (packet.getType() == IqPacket.TYPE.RESULT) {
3851                    final MucOptions mucOptions = conversation.getMucOptions();
3852                    final Bookmark bookmark = conversation.getBookmark();
3853                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3854
3855                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3856                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3857                        updateConversation(conversation);
3858                    }
3859
3860                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3861                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3862                            createBookmark(account, bookmark);
3863                        }
3864                    }
3865
3866
3867                    if (callback != null) {
3868                        callback.onConferenceConfigurationFetched(conversation);
3869                    }
3870
3871
3872                    updateConversationUi();
3873                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3874                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3875                } else {
3876                    if (callback != null) {
3877                        callback.onFetchFailed(conversation, packet.getErrorCondition());
3878                    }
3879                }
3880            }
3881        });
3882    }
3883
3884    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3885        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3886    }
3887
3888    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3889        Log.d(Config.LOGTAG, "pushing node configuration");
3890        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3891            @Override
3892            public void onIqPacketReceived(Account account, IqPacket packet) {
3893                if (packet.getType() == IqPacket.TYPE.RESULT) {
3894                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3895                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3896                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3897                    if (x != null) {
3898                        Data data = Data.parse(x);
3899                        data.submit(options);
3900                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3901                            @Override
3902                            public void onIqPacketReceived(Account account, IqPacket packet) {
3903                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3904                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3905                                    callback.onPushSucceeded();
3906                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3907                                    callback.onPushFailed();
3908                                }
3909                            }
3910                        });
3911                    } else if (callback != null) {
3912                        callback.onPushFailed();
3913                    }
3914                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3915                    callback.onPushFailed();
3916                }
3917            }
3918        });
3919    }
3920
3921    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3922        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3923            conversation.setAttribute("accept_non_anonymous", true);
3924            updateConversation(conversation);
3925        }
3926        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3927            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3928            options.putString("members_by_default", moderated ? "0" : "1");
3929        }
3930        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3931        request.setTo(conversation.getJid().asBareJid());
3932        request.query("http://jabber.org/protocol/muc#owner");
3933        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3934            @Override
3935            public void onIqPacketReceived(Account account, IqPacket packet) {
3936                if (packet.getType() == IqPacket.TYPE.RESULT) {
3937                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3938                    data.submit(options);
3939                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3940                    set.setTo(conversation.getJid().asBareJid());
3941                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3942                    sendIqPacket(account, set, new OnIqPacketReceived() {
3943                        @Override
3944                        public void onIqPacketReceived(Account account, IqPacket packet) {
3945                            if (callback != null) {
3946                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3947                                    callback.onPushSucceeded();
3948                                } else {
3949                                    callback.onPushFailed();
3950                                }
3951                            }
3952                        }
3953                    });
3954                } else {
3955                    if (callback != null) {
3956                        callback.onPushFailed();
3957                    }
3958                }
3959            }
3960        });
3961    }
3962
3963    public void pushSubjectToConference(final Conversation conference, final String subject) {
3964        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3965        this.sendMessagePacket(conference.getAccount(), packet);
3966    }
3967
3968    public void requestVoice(final Account account, final Jid jid) {
3969        MessagePacket packet = this.getMessageGenerator().requestVoice(jid);
3970        this.sendMessagePacket(account, packet);
3971    }
3972
3973    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3974        final Jid jid = user.asBareJid();
3975        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3976        sendIqPacket(conference.getAccount(), request, (account, response) -> {
3977            if (response.getType() == IqPacket.TYPE.RESULT) {
3978                conference.getMucOptions().changeAffiliation(jid, affiliation);
3979                getAvatarService().clear(conference);
3980                if (callback != null) {
3981                    callback.onAffiliationChangedSuccessful(jid);
3982                } else {
3983                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3984                }
3985            } else if (callback != null) {
3986                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3987            } else {
3988                Log.d(Config.LOGTAG, "unable to change affiliation");
3989            }
3990        });
3991    }
3992
3993    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3994        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3995        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3996            if (packet.getType() != IqPacket.TYPE.RESULT) {
3997                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3998            }
3999        });
4000    }
4001
4002    public void moderateMessage(final Account account, final Message m, final String reason) {
4003        IqPacket request = this.mIqGenerator.moderateMessage(account, m, reason);
4004        sendIqPacket(account, request, (a, packet) -> {
4005            if (packet.getType() != IqPacket.TYPE.RESULT) {
4006                showErrorToastInUi(R.string.unable_to_moderate);
4007                Log.d(Config.LOGTAG, a.getJid().asBareJid() + " unable to moderate: " + packet);
4008            }
4009        });
4010    }
4011
4012    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
4013        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
4014        request.setTo(conversation.getJid().asBareJid());
4015        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
4016        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
4017            @Override
4018            public void onIqPacketReceived(Account account, IqPacket packet) {
4019                if (packet.getType() == IqPacket.TYPE.RESULT) {
4020                    if (callback != null) {
4021                        callback.onRoomDestroySucceeded();
4022                    }
4023                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
4024                    if (callback != null) {
4025                        callback.onRoomDestroyFailed();
4026                    }
4027                }
4028            }
4029        });
4030    }
4031
4032    private void disconnect(final Account account, boolean force) {
4033        final XmppConnection connection = account.getXmppConnection();
4034        if (connection == null) {
4035            return;
4036        }
4037        if (!force) {
4038            final List<Conversation> conversations = getConversations();
4039            for (Conversation conversation : conversations) {
4040                if (conversation.getAccount() == account) {
4041                    if (conversation.getMode() == Conversation.MODE_MULTI) {
4042                        leaveMuc(conversation, true);
4043                    }
4044                }
4045            }
4046            sendOfflinePresence(account);
4047        }
4048        connection.disconnect(force);
4049    }
4050
4051    @Override
4052    public IBinder onBind(Intent intent) {
4053        return mBinder;
4054    }
4055
4056    public void updateMessage(Message message) {
4057        updateMessage(message, true);
4058    }
4059
4060    public void updateMessage(Message message, boolean includeBody) {
4061        databaseBackend.updateMessage(message, includeBody);
4062        updateConversationUi();
4063    }
4064
4065    public void createMessageAsync(final Message message) {
4066        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
4067    }
4068
4069    public void updateMessage(Message message, String uuid) {
4070        if (!databaseBackend.updateMessage(message, uuid)) {
4071            Log.e(Config.LOGTAG, "error updated message in DB after edit");
4072        }
4073        updateConversationUi();
4074    }
4075
4076    protected void syncDirtyContacts(Account account) {
4077        for (Contact contact : account.getRoster().getContacts()) {
4078            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
4079                pushContactToServer(contact);
4080            }
4081            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
4082                deleteContactOnServer(contact);
4083            }
4084        }
4085    }
4086
4087    protected void unregisterPhoneAccounts(final Account account) {
4088        for (final Contact contact : account.getRoster().getContacts()) {
4089            if (!contact.showInRoster()) {
4090                contact.unregisterAsPhoneAccount(this);
4091            }
4092        }
4093    }
4094
4095    public void createContact(final Contact contact, final boolean autoGrant) {
4096        createContact(contact, autoGrant, null);
4097    }
4098
4099    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
4100        if (autoGrant) {
4101            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
4102            contact.setOption(Contact.Options.ASKING);
4103        }
4104        pushContactToServer(contact, preAuth);
4105    }
4106
4107    public void pushContactToServer(final Contact contact) {
4108        pushContactToServer(contact, null);
4109    }
4110
4111    private void pushContactToServer(final Contact contact, final String preAuth) {
4112        contact.resetOption(Contact.Options.DIRTY_DELETE);
4113        contact.setOption(Contact.Options.DIRTY_PUSH);
4114        final Account account = contact.getAccount();
4115        if (account.getStatus() == Account.State.ONLINE) {
4116            final boolean ask = contact.getOption(Contact.Options.ASKING);
4117            final boolean sendUpdates = contact
4118                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
4119                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
4120            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
4121            iq.query(Namespace.ROSTER).addChild(contact.asElement());
4122            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4123            if (sendUpdates) {
4124                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
4125            }
4126            if (ask) {
4127                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
4128            }
4129        } else {
4130            syncRoster(contact.getAccount());
4131        }
4132    }
4133
4134    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
4135        new Thread(() -> {
4136            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4137            final int size = Config.AVATAR_SIZE;
4138            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
4139            if (avatar != null) {
4140                if (!getFileBackend().save(avatar)) {
4141                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
4142                    return;
4143                }
4144                avatar.owner = conversation.getJid().asBareJid();
4145                publishMucAvatar(conversation, avatar, callback);
4146            } else {
4147                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
4148            }
4149        }).start();
4150    }
4151
4152    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
4153        new Thread(() -> {
4154            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4155            final int size = Config.AVATAR_SIZE;
4156            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
4157            if (avatar != null) {
4158                if (!getFileBackend().save(avatar)) {
4159                    Log.d(Config.LOGTAG, "unable to save vcard");
4160                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
4161                    return;
4162                }
4163                publishAvatar(account, avatar, callback);
4164            } else {
4165                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
4166            }
4167        }).start();
4168
4169    }
4170
4171    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
4172        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
4173        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
4174            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
4175            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
4176                Element vcard = response.findChild("vCard", "vcard-temp");
4177                if (vcard == null) {
4178                    vcard = new Element("vCard", "vcard-temp");
4179                }
4180                Element photo = vcard.findChild("PHOTO");
4181                if (photo == null) {
4182                    photo = vcard.addChild("PHOTO");
4183                }
4184                photo.clearChildren();
4185                photo.addChild("TYPE").setContent(avatar.type);
4186                photo.addChild("BINVAL").setContent(avatar.image);
4187                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
4188                publication.setTo(conversation.getJid().asBareJid());
4189                publication.addChild(vcard);
4190                sendIqPacket(account, publication, (a1, publicationResponse) -> {
4191                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
4192                        callback.onAvatarPublicationSucceeded();
4193                    } else {
4194                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
4195                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4196                    }
4197                });
4198            } else {
4199                Log.d(Config.LOGTAG, "failed to request vcard " + response);
4200                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
4201            }
4202        });
4203    }
4204
4205    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
4206        final Bundle options;
4207        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
4208            options = PublishOptions.openAccess();
4209        } else {
4210            options = null;
4211        }
4212        publishAvatar(account, avatar, options, true, callback);
4213    }
4214
4215    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
4216        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
4217        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
4218        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4219
4220            @Override
4221            public void onIqPacketReceived(Account account, IqPacket result) {
4222                if (result.getType() == IqPacket.TYPE.RESULT) {
4223                    publishAvatarMetadata(account, avatar, options, true, callback);
4224                } else if (retry && PublishOptions.preconditionNotMet(result)) {
4225                    pushNodeConfiguration(account, Namespace.AVATAR_DATA, options, new OnConfigurationPushed() {
4226                        @Override
4227                        public void onPushSucceeded() {
4228                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
4229                            publishAvatar(account, avatar, options, false, callback);
4230                        }
4231
4232                        @Override
4233                        public void onPushFailed() {
4234                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
4235                            publishAvatar(account, avatar, null, false, callback);
4236                        }
4237                    });
4238                } else {
4239                    Element error = result.findChild("error");
4240                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
4241                    if (callback != null) {
4242                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4243                    }
4244                }
4245            }
4246        });
4247    }
4248
4249    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
4250        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
4251        sendIqPacket(account, packet, new OnIqPacketReceived() {
4252            @Override
4253            public void onIqPacketReceived(Account account, IqPacket result) {
4254                if (result.getType() == IqPacket.TYPE.RESULT) {
4255                    if (account.setAvatar(avatar.getFilename())) {
4256                        getAvatarService().clear(account);
4257                        databaseBackend.updateAccount(account);
4258                        notifyAccountAvatarHasChanged(account);
4259                    }
4260                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
4261                    if (callback != null) {
4262                        callback.onAvatarPublicationSucceeded();
4263                    }
4264                } else if (retry && PublishOptions.preconditionNotMet(result)) {
4265                    pushNodeConfiguration(account, Namespace.AVATAR_METADATA, options, new OnConfigurationPushed() {
4266                        @Override
4267                        public void onPushSucceeded() {
4268                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
4269                            publishAvatarMetadata(account, avatar, options, false, callback);
4270                        }
4271
4272                        @Override
4273                        public void onPushFailed() {
4274                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
4275                            publishAvatarMetadata(account, avatar, null, false, callback);
4276                        }
4277                    });
4278                } else {
4279                    if (callback != null) {
4280                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4281                    }
4282                }
4283            }
4284        });
4285    }
4286
4287    public void republishAvatarIfNeeded(Account account) {
4288        if (account.getAxolotlService().isPepBroken()) {
4289            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
4290            return;
4291        }
4292        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4293        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4294
4295            private Avatar parseAvatar(IqPacket packet) {
4296                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4297                if (pubsub != null) {
4298                    Element items = pubsub.findChild("items");
4299                    if (items != null) {
4300                        return Avatar.parseMetadata(items);
4301                    }
4302                }
4303                return null;
4304            }
4305
4306            private boolean errorIsItemNotFound(IqPacket packet) {
4307                Element error = packet.findChild("error");
4308                return packet.getType() == IqPacket.TYPE.ERROR
4309                        && error != null
4310                        && error.hasChild("item-not-found");
4311            }
4312
4313            @Override
4314            public void onIqPacketReceived(Account account, IqPacket packet) {
4315                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
4316                    Avatar serverAvatar = parseAvatar(packet);
4317                    if (serverAvatar == null && account.getAvatar() != null) {
4318                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
4319                        if (avatar != null) {
4320                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
4321                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
4322                        } else {
4323                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
4324                        }
4325                    }
4326                }
4327            }
4328        });
4329    }
4330
4331    public void fetchAvatar(Account account, Avatar avatar) {
4332        fetchAvatar(account, avatar, null);
4333    }
4334
4335    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4336        if (databaseBackend.isBlockedMedia(avatar.cid())) {
4337            if (callback != null) callback.error(0, null);
4338            return;
4339        }
4340
4341        final String KEY = generateFetchKey(account, avatar);
4342        synchronized (this.mInProgressAvatarFetches) {
4343            if (mInProgressAvatarFetches.add(KEY)) {
4344                switch (avatar.origin) {
4345                    case PEP:
4346                        this.mInProgressAvatarFetches.add(KEY);
4347                        fetchAvatarPep(account, avatar, callback);
4348                        break;
4349                    case VCARD:
4350                        this.mInProgressAvatarFetches.add(KEY);
4351                        fetchAvatarVcard(account, avatar, callback);
4352                        break;
4353                }
4354            } else if (avatar.origin == Avatar.Origin.PEP) {
4355                mOmittedPepAvatarFetches.add(KEY);
4356            } else {
4357                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
4358            }
4359        }
4360    }
4361
4362    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4363        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
4364        sendIqPacket(account, packet, (a, result) -> {
4365            synchronized (mInProgressAvatarFetches) {
4366                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
4367            }
4368            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
4369            if (result.getType() == IqPacket.TYPE.RESULT) {
4370                avatar.image = mIqParser.avatarData(result);
4371                if (avatar.image != null) {
4372                    if (getFileBackend().save(avatar)) {
4373                        if (a.getJid().asBareJid().equals(avatar.owner)) {
4374                            if (a.setAvatar(avatar.getFilename())) {
4375                                databaseBackend.updateAccount(a);
4376                            }
4377                            getAvatarService().clear(a);
4378                            updateConversationUi();
4379                            updateAccountUi();
4380                        } else {
4381                            final Contact contact = a.getRoster().getContact(avatar.owner);
4382                            contact.setAvatar(avatar);
4383                            syncRoster(account);
4384                            getAvatarService().clear(contact);
4385                            updateConversationUi();
4386                            updateRosterUi();
4387                        }
4388                        if (callback != null) {
4389                            callback.success(avatar);
4390                        }
4391                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
4392                        return;
4393                    }
4394                } else {
4395
4396                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
4397                }
4398            } else {
4399                Element error = result.findChild("error");
4400                if (error == null) {
4401                    Log.d(Config.LOGTAG, ERROR + "(server error)");
4402                } else {
4403                    Log.d(Config.LOGTAG, ERROR + error.toString());
4404                }
4405            }
4406            if (callback != null) {
4407                callback.error(0, null);
4408            }
4409
4410        });
4411    }
4412
4413    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4414        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
4415        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4416            @Override
4417            public void onIqPacketReceived(Account account, IqPacket packet) {
4418                final boolean previouslyOmittedPepFetch;
4419                synchronized (mInProgressAvatarFetches) {
4420                    final String KEY = generateFetchKey(account, avatar);
4421                    mInProgressAvatarFetches.remove(KEY);
4422                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
4423                }
4424                if (packet.getType() == IqPacket.TYPE.RESULT) {
4425                    Element vCard = packet.findChild("vCard", "vcard-temp");
4426                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
4427                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
4428                    if (image != null) {
4429                        avatar.image = image;
4430                        if (getFileBackend().save(avatar)) {
4431                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
4432                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
4433                            if (avatar.owner.isBareJid()) {
4434                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
4435                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
4436                                    account.setAvatar(avatar.getFilename());
4437                                    databaseBackend.updateAccount(account);
4438                                    getAvatarService().clear(account);
4439                                    updateAccountUi();
4440                                } else {
4441                                    final Contact contact = account.getRoster().getContact(avatar.owner);
4442                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
4443                                    syncRoster(account);
4444                                    getAvatarService().clear(contact);
4445                                    updateRosterUi();
4446                                }
4447                                updateConversationUi();
4448                            } else {
4449                                Conversation conversation = find(account, avatar.owner.asBareJid());
4450                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
4451                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
4452                                    if (user != null) {
4453                                        if (user.setAvatar(avatar)) {
4454                                            getAvatarService().clear(user);
4455                                            updateConversationUi();
4456                                            updateMucRosterUi();
4457                                        }
4458                                        if (user.getRealJid() != null) {
4459                                            Contact contact = account.getRoster().getContact(user.getRealJid());
4460                                            contact.setAvatar(avatar);
4461                                            syncRoster(account);
4462                                            getAvatarService().clear(contact);
4463                                            updateRosterUi();
4464                                        }
4465                                    }
4466                                }
4467                            }
4468                        }
4469                    }
4470                }
4471            }
4472        });
4473    }
4474
4475    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
4476        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4477        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4478
4479            @Override
4480            public void onIqPacketReceived(Account account, IqPacket packet) {
4481                if (packet.getType() == IqPacket.TYPE.RESULT) {
4482                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4483                    if (pubsub != null) {
4484                        Element items = pubsub.findChild("items");
4485                        if (items != null) {
4486                            Avatar avatar = Avatar.parseMetadata(items);
4487                            if (avatar != null) {
4488                                avatar.owner = account.getJid().asBareJid();
4489                                if (fileBackend.isAvatarCached(avatar)) {
4490                                    if (account.setAvatar(avatar.getFilename())) {
4491                                        databaseBackend.updateAccount(account);
4492                                    }
4493                                    getAvatarService().clear(account);
4494                                    callback.success(avatar);
4495                                } else {
4496                                    fetchAvatarPep(account, avatar, callback);
4497                                }
4498                                return;
4499                            }
4500                        }
4501                    }
4502                }
4503                callback.error(0, null);
4504            }
4505        });
4506    }
4507
4508    public void notifyAccountAvatarHasChanged(final Account account) {
4509        final XmppConnection connection = account.getXmppConnection();
4510        if (connection != null && connection.getFeatures().bookmarksConversion()) {
4511            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
4512            for (Conversation conversation : conversations) {
4513                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
4514                    presenceToMuc(conversation);
4515                }
4516            }
4517        }
4518    }
4519
4520    public void fetchVcard4(Account account, final Contact contact, final Consumer<Element> callback) {
4521        IqPacket packet = this.mIqGenerator.retrieveVcard4(contact.getJid());
4522        sendIqPacket(account, packet, (a, result) -> {
4523            if (result.getType() == IqPacket.TYPE.RESULT) {
4524                final Element item = mIqParser.getItem(result);
4525                if (item != null) {
4526                    final Element vcard4 = item.findChild("vcard", Namespace.VCARD4);
4527                    if (vcard4 != null) {
4528                        if (callback != null) {
4529                            callback.accept(vcard4);
4530                        }
4531                        return;
4532                    }
4533                }
4534            } else {
4535                Element error = result.findChild("error");
4536                if (error == null) {
4537                    Log.d(Config.LOGTAG, "fetchVcard4 (server error)");
4538                } else {
4539                    Log.d(Config.LOGTAG, "fetchVcard4 " + error.toString());
4540                }
4541            }
4542            if (callback != null) {
4543                callback.accept(null);
4544            }
4545
4546        });
4547    }
4548
4549    public void deleteContactOnServer(Contact contact) {
4550        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
4551        contact.resetOption(Contact.Options.DIRTY_PUSH);
4552        contact.setOption(Contact.Options.DIRTY_DELETE);
4553        Account account = contact.getAccount();
4554        if (account.getStatus() == Account.State.ONLINE) {
4555            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
4556            Element item = iq.query(Namespace.ROSTER).addChild("item");
4557            item.setAttribute("jid", contact.getJid());
4558            item.setAttribute("subscription", "remove");
4559            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4560        }
4561    }
4562
4563    public void updateConversation(final Conversation conversation) {
4564        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
4565    }
4566
4567    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
4568        synchronized (account) {
4569            final XmppConnection existingConnection = account.getXmppConnection();
4570            final XmppConnection connection;
4571            if (existingConnection != null) {
4572                connection = existingConnection;
4573            } else if (account.isConnectionEnabled()) {
4574                connection = createConnection(account);
4575                account.setXmppConnection(connection);
4576            } else {
4577                return;
4578            }
4579            final boolean hasInternet = hasInternetConnection();
4580            if (account.isConnectionEnabled() && hasInternet) {
4581                if (!force) {
4582                    disconnect(account, false);
4583                }
4584                Thread thread = new Thread(connection);
4585                connection.setInteractive(interactive);
4586                connection.prepareNewConnection();
4587                connection.interrupt();
4588                thread.start();
4589                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
4590            } else {
4591                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4592                account.getRoster().clearPresences();
4593                connection.resetEverything();
4594                final AxolotlService axolotlService = account.getAxolotlService();
4595                if (axolotlService != null) {
4596                    axolotlService.resetBrokenness();
4597                }
4598                if (!hasInternet) {
4599                    account.setStatus(Account.State.NO_INTERNET);
4600                }
4601            }
4602        }
4603    }
4604
4605    public void reconnectAccountInBackground(final Account account) {
4606        new Thread(() -> reconnectAccount(account, false, true)).start();
4607    }
4608
4609    public void invite(final Conversation conversation, final Jid contact) {
4610        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
4611        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
4612        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
4613            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
4614        }
4615        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
4616        sendMessagePacket(conversation.getAccount(), packet);
4617    }
4618
4619    public void directInvite(Conversation conversation, Jid jid) {
4620        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
4621        sendMessagePacket(conversation.getAccount(), packet);
4622    }
4623
4624    public void resetSendingToWaiting(Account account) {
4625        for (Conversation conversation : getConversations()) {
4626            if (conversation.getAccount() == account) {
4627                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4628            }
4629        }
4630    }
4631
4632    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4633        return markMessage(account, recipient, uuid, status, null);
4634    }
4635
4636    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4637        if (uuid == null) {
4638            return null;
4639        }
4640        for (Conversation conversation : getConversations()) {
4641            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4642                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4643                if (message != null) {
4644                    markMessage(message, status, errorMessage);
4645                }
4646                return message;
4647            }
4648        }
4649        return null;
4650    }
4651
4652    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4653        return markMessage(conversation, uuid, status, serverMessageId, null, null);
4654    }
4655
4656    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body, final Element html) {
4657        if (uuid == null) {
4658            return false;
4659        } else {
4660            final Message message = conversation.findSentMessageWithUuid(uuid);
4661            if (message != null) {
4662                if (message.getServerMsgId() == null) {
4663                    message.setServerMsgId(serverMessageId);
4664                }
4665                if (message.getEncryption() == Message.ENCRYPTION_NONE
4666                        && message.isTypeText()
4667                        && isBodyModified(message, body)) {
4668                    message.setBody(body.content);
4669                    message.setHtml(html);
4670                    if (body.count > 1) {
4671                        message.setBodyLanguage(body.language);
4672                    }
4673                    markMessage(message, status, null, true);
4674                } else {
4675                    markMessage(message, status);
4676                }
4677                return true;
4678            } else {
4679                return false;
4680            }
4681        }
4682    }
4683
4684    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4685        if (body == null || body.content == null) {
4686            return false;
4687        }
4688        return !body.content.equals(message.getBody());
4689    }
4690
4691    public void markMessage(Message message, int status) {
4692        markMessage(message, status, null);
4693    }
4694
4695
4696    public void markMessage(final Message message, final int status, final String errorMessage) {
4697        markMessage(message, status, errorMessage, false);
4698    }
4699
4700    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4701        final int oldStatus = message.getStatus();
4702        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4703            return;
4704        }
4705        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4706            return;
4707        }
4708        message.setErrorMessage(errorMessage);
4709        message.setStatus(status);
4710        databaseBackend.updateMessage(message, includeBody);
4711        updateConversationUi();
4712        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4713            mNotificationService.pushFailedDelivery(message);
4714        }
4715    }
4716
4717    public SharedPreferences getPreferences() {
4718        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4719    }
4720
4721    public long getAutomaticMessageDeletionDate() {
4722        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4723        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4724    }
4725
4726    public long getLongPreference(String name, @IntegerRes int res) {
4727        long defaultValue = getResources().getInteger(res);
4728        try {
4729            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4730        } catch (NumberFormatException e) {
4731            return defaultValue;
4732        }
4733    }
4734
4735    public boolean getBooleanPreference(String name, @BoolRes int res) {
4736        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4737    }
4738
4739    public boolean confirmMessages() {
4740        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4741    }
4742
4743    public boolean allowMessageCorrection() {
4744        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4745    }
4746
4747    public boolean sendChatStates() {
4748        return getBooleanPreference("chat_states", R.bool.chat_states);
4749    }
4750
4751    private boolean synchronizeWithBookmarks() {
4752        return getBooleanPreference("autojoin", R.bool.autojoin);
4753    }
4754
4755    public boolean useTorToConnect() {
4756        return getBooleanPreference("use_tor", R.bool.use_tor);
4757    }
4758
4759    public boolean showExtendedConnectionOptions() {
4760        return getBooleanPreference("show_connection_options", R.bool.show_connection_options);
4761    }
4762
4763    public boolean broadcastLastActivity() {
4764        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4765    }
4766
4767    public int unreadCount() {
4768        int count = 0;
4769        for (Conversation conversation : getConversations()) {
4770            count += conversation.unreadCount();
4771        }
4772        return count;
4773    }
4774
4775
4776    private <T> List<T> threadSafeList(Set<T> set) {
4777        synchronized (LISTENER_LOCK) {
4778            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
4779        }
4780    }
4781
4782    public void showErrorToastInUi(int resId) {
4783        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4784            listener.onShowErrorToast(resId);
4785        }
4786    }
4787
4788    public void updateConversationUi() {
4789        updateConversationUi(false);
4790    }
4791
4792    public void updateConversationUi(boolean newCaps) {
4793        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4794            listener.onConversationUpdate(newCaps);
4795        }
4796    }
4797
4798    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4799        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4800            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4801        }
4802    }
4803
4804    public void notifyJingleRtpConnectionUpdate(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
4805        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4806            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4807        }
4808    }
4809
4810    public void updateAccountUi() {
4811        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4812            listener.onAccountUpdate();
4813        }
4814    }
4815
4816    public void updateRosterUi() {
4817        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4818            listener.onRosterUpdate();
4819        }
4820    }
4821
4822    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4823        if (mOnCaptchaRequested.size() > 0) {
4824            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4825            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4826                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4827            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4828                listener.onCaptchaRequested(account, id, data, scaled);
4829            }
4830            return true;
4831        }
4832        return false;
4833    }
4834
4835    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4836        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4837            listener.OnUpdateBlocklist(status);
4838        }
4839    }
4840
4841    public void updateMucRosterUi() {
4842        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4843            listener.onMucRosterUpdate();
4844        }
4845    }
4846
4847    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4848        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4849            listener.onKeyStatusUpdated(report);
4850        }
4851    }
4852
4853    public Account findAccountByJid(final Jid jid) {
4854        for (final Account account : this.accounts) {
4855            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4856                return account;
4857            }
4858        }
4859        return null;
4860    }
4861
4862    public Account findAccountByUuid(final String uuid) {
4863        for (Account account : this.accounts) {
4864            if (account.getUuid().equals(uuid)) {
4865                return account;
4866            }
4867        }
4868        return null;
4869    }
4870
4871    public Conversation findConversationByUuid(String uuid) {
4872        for (Conversation conversation : getConversations()) {
4873            if (conversation.getUuid().equals(uuid)) {
4874                return conversation;
4875            }
4876        }
4877        return null;
4878    }
4879
4880    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4881        List<Conversation> findings = new ArrayList<>();
4882        for (Conversation c : getConversations()) {
4883            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid().asBareJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4884                findings.add(c);
4885            }
4886        }
4887        return findings.size() == 1 ? findings.get(0) : null;
4888    }
4889
4890    public boolean markRead(final Conversation conversation, boolean dismiss) {
4891        return markRead(conversation, null, dismiss).size() > 0;
4892    }
4893
4894    public void markRead(final Conversation conversation) {
4895        markRead(conversation, null, true);
4896    }
4897
4898    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4899        if (dismiss) {
4900            mNotificationService.clear(conversation);
4901        }
4902        final List<Message> readMessages = conversation.markRead(upToUuid);
4903        if (readMessages.size() > 0) {
4904            Runnable runnable = () -> {
4905                for (Message message : readMessages) {
4906                    databaseBackend.updateMessage(message, false);
4907                }
4908            };
4909            mDatabaseWriterExecutor.execute(runnable);
4910            updateConversationUi();
4911            updateUnreadCountBadge();
4912            return readMessages;
4913        } else {
4914            return readMessages;
4915        }
4916    }
4917
4918    public synchronized void updateUnreadCountBadge() {
4919        int count = unreadCount();
4920        if (unreadCount != count) {
4921            Log.d(Config.LOGTAG, "update unread count to " + count);
4922            if (count > 0) {
4923                ShortcutBadger.applyCount(getApplicationContext(), count);
4924            } else {
4925                ShortcutBadger.removeCount(getApplicationContext());
4926            }
4927            unreadCount = count;
4928        }
4929    }
4930
4931    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4932        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4933        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4934        if (readMessages.size() > 0) {
4935            updateConversationUi();
4936        }
4937        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4938        if (confirmMessages()
4939                && markable != null
4940                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4941                && markable.getRemoteMsgId() != null) {
4942            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4943            final Account account = conversation.getAccount();
4944            final MessagePacket packet = mMessageGenerator.confirm(markable);
4945            this.sendMessagePacket(account, packet);
4946        }
4947    }
4948
4949    public MemorizingTrustManager getMemorizingTrustManager() {
4950        return this.mMemorizingTrustManager;
4951    }
4952
4953    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4954        this.mMemorizingTrustManager = trustManager;
4955    }
4956
4957    public void updateMemorizingTrustmanager() {
4958        final MemorizingTrustManager tm;
4959        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4960        if (dontTrustSystemCAs) {
4961            tm = new MemorizingTrustManager(getApplicationContext(), null);
4962        } else {
4963            tm = new MemorizingTrustManager(getApplicationContext());
4964        }
4965        setMemorizingTrustManager(tm);
4966    }
4967
4968    public LruCache<String, Drawable> getDrawableCache() {
4969        return this.mDrawableCache;
4970    }
4971
4972    public Collection<String> getKnownHosts() {
4973        final Set<String> hosts = new HashSet<>();
4974        for (final Account account : getAccounts()) {
4975            hosts.add(account.getServer());
4976            for (final Contact contact : account.getRoster().getContacts()) {
4977                if (contact.showInRoster()) {
4978                    final String server = contact.getServer();
4979                    if (server != null) {
4980                        hosts.add(server);
4981                    }
4982                }
4983            }
4984        }
4985        if (Config.QUICKSY_DOMAIN != null) {
4986            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4987        }
4988        if (Config.DOMAIN_LOCK != null) {
4989            hosts.add(Config.DOMAIN_LOCK);
4990        }
4991        if (Config.MAGIC_CREATE_DOMAIN != null) {
4992            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4993        }
4994        hosts.add("chat.above.im");
4995        return hosts;
4996    }
4997
4998    public Collection<String> getKnownConferenceHosts() {
4999        final Set<String> mucServers = new HashSet<>();
5000        for (final Account account : accounts) {
5001            if (account.getXmppConnection() != null) {
5002                mucServers.addAll(account.getXmppConnection().getMucServers());
5003                for (final Bookmark bookmark : account.getBookmarks()) {
5004                    final Jid jid = bookmark.getJid();
5005                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
5006                    if (s != null) {
5007                        mucServers.add(s);
5008                    }
5009                }
5010            }
5011        }
5012        return mucServers;
5013    }
5014
5015    public void sendMessagePacket(Account account, MessagePacket packet) {
5016        final XmppConnection connection = account.getXmppConnection();
5017        if (connection != null) {
5018            connection.sendMessagePacket(packet);
5019        }
5020    }
5021
5022    public void sendPresencePacket(Account account, PresencePacket packet) {
5023        XmppConnection connection = account.getXmppConnection();
5024        if (connection != null) {
5025            connection.sendPresencePacket(packet);
5026        }
5027    }
5028
5029    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
5030        final XmppConnection connection = account.getXmppConnection();
5031        if (connection != null) {
5032            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
5033            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
5034        }
5035    }
5036
5037    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
5038        sendIqPacket(account, packet, callback, null);
5039    }
5040
5041    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback, Long timeout) {
5042        final XmppConnection connection = account.getXmppConnection();
5043        if (connection != null) {
5044            connection.sendIqPacket(packet, callback, timeout);
5045        } else if (callback != null) {
5046            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
5047        }
5048    }
5049
5050    public void sendPresence(final Account account) {
5051        sendPresence(account, checkListeners() && broadcastLastActivity());
5052    }
5053
5054    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
5055        final Presence.Status status;
5056        if (manuallyChangePresence()) {
5057            status = account.getPresenceStatus();
5058        } else {
5059            status = getTargetPresence();
5060        }
5061        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
5062        if (mLastActivity > 0 && includeIdleTimestamp) {
5063            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
5064            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
5065        }
5066        sendPresencePacket(account, packet);
5067    }
5068
5069    private void deactivateGracePeriod() {
5070        for (Account account : getAccounts()) {
5071            account.deactivateGracePeriod();
5072        }
5073    }
5074
5075    public void refreshAllPresences() {
5076        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
5077        for (Account account : getAccounts()) {
5078            if (account.isConnectionEnabled()) {
5079                sendPresence(account, includeIdleTimestamp);
5080            }
5081        }
5082    }
5083
5084    private void refreshAllFcmTokens() {
5085        for (Account account : getAccounts()) {
5086            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
5087                mPushManagementService.registerPushTokenOnServer(account);
5088            }
5089        }
5090    }
5091
5092
5093
5094    private void sendOfflinePresence(final Account account) {
5095        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
5096        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
5097    }
5098
5099    public MessageGenerator getMessageGenerator() {
5100        return this.mMessageGenerator;
5101    }
5102
5103    public PresenceGenerator getPresenceGenerator() {
5104        return this.mPresenceGenerator;
5105    }
5106
5107    public IqGenerator getIqGenerator() {
5108        return this.mIqGenerator;
5109    }
5110
5111    public IqParser getIqParser() {
5112        return this.mIqParser;
5113    }
5114
5115    public JingleConnectionManager getJingleConnectionManager() {
5116        return this.mJingleConnectionManager;
5117    }
5118
5119    private boolean hasJingleRtpConnection(final Account account) {
5120        return this.mJingleConnectionManager.hasJingleRtpConnection(account);
5121    }
5122
5123    public MessageArchiveService getMessageArchiveService() {
5124        return this.mMessageArchiveService;
5125    }
5126
5127    public QuickConversationsService getQuickConversationsService() {
5128        return this.mQuickConversationsService;
5129    }
5130
5131    public List<Contact> findContacts(Jid jid, String accountJid) {
5132        ArrayList<Contact> contacts = new ArrayList<>();
5133        for (Account account : getAccounts()) {
5134            if ((account.isEnabled() || accountJid != null)
5135                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
5136                Contact contact = account.getRoster().getContactFromContactList(jid);
5137                if (contact != null) {
5138                    contacts.add(contact);
5139                }
5140            }
5141        }
5142        return contacts;
5143    }
5144
5145    public Conversation findFirstMuc(Jid jid) {
5146        return findFirstMuc(jid, null);
5147    }
5148
5149    public Conversation findFirstMuc(Jid jid, String accountJid) {
5150        for (Conversation conversation : getConversations()) {
5151            if ((conversation.getAccount().isEnabled() || accountJid != null)
5152                    && (accountJid == null || accountJid.equals(conversation.getAccount().getJid().asBareJid().toString()))
5153                    && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
5154                return conversation;
5155            }
5156        }
5157        return null;
5158    }
5159
5160    public NotificationService getNotificationService() {
5161        return this.mNotificationService;
5162    }
5163
5164    public HttpConnectionManager getHttpConnectionManager() {
5165        return this.mHttpConnectionManager;
5166    }
5167
5168    public void resendFailedMessages(final Message message) {
5169        final Collection<Message> messages = new ArrayList<>();
5170        Message current = message;
5171        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
5172            messages.add(current);
5173            if (current.mergeable(current.next())) {
5174                current = current.next();
5175            } else {
5176                break;
5177            }
5178        }
5179        for (final Message msg : messages) {
5180            msg.setTime(System.currentTimeMillis());
5181            markMessage(msg, Message.STATUS_WAITING);
5182            this.resendMessage(msg, false);
5183        }
5184        if (message.getConversation() instanceof Conversation) {
5185            ((Conversation) message.getConversation()).sort();
5186        }
5187        updateConversationUi();
5188    }
5189
5190    public void clearConversationHistory(final Conversation conversation) {
5191        final long clearDate;
5192        final String reference;
5193        if (conversation.countMessages() > 0) {
5194            Message latestMessage = conversation.getLatestMessage();
5195            clearDate = latestMessage.getTimeSent() + 1000;
5196            reference = latestMessage.getServerMsgId();
5197        } else {
5198            clearDate = System.currentTimeMillis();
5199            reference = null;
5200        }
5201        conversation.clearMessages();
5202        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
5203        conversation.setLastClearHistory(clearDate, reference);
5204        Runnable runnable = () -> {
5205            databaseBackend.deleteMessagesInConversation(conversation);
5206            databaseBackend.updateConversation(conversation);
5207        };
5208        mDatabaseWriterExecutor.execute(runnable);
5209    }
5210
5211    public boolean sendBlockRequest(final Blockable blockable, boolean reportSpam) {
5212        if (blockable != null && blockable.getBlockedJid() != null) {
5213            final Jid jid = blockable.getBlockedJid();
5214            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam), (a, response) -> {
5215                if (response.getType() == IqPacket.TYPE.RESULT) {
5216                    a.getBlocklist().add(jid);
5217                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
5218                }
5219            });
5220            if (blockable.getBlockedJid().isFullJid()) {
5221                return false;
5222            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
5223                updateConversationUi();
5224                return true;
5225            } else {
5226                return false;
5227            }
5228        } else {
5229            return false;
5230        }
5231    }
5232
5233    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
5234        boolean removed = false;
5235        synchronized (this.conversations) {
5236            boolean domainJid = blockedJid.getLocal() == null;
5237            for (Conversation conversation : this.conversations) {
5238                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
5239                        || blockedJid.equals(conversation.getJid().asBareJid());
5240                if (conversation.getAccount() == account
5241                        && conversation.getMode() == Conversation.MODE_SINGLE
5242                        && jidMatches) {
5243                    this.conversations.remove(conversation);
5244                    markRead(conversation);
5245                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
5246                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
5247                    updateConversation(conversation);
5248                    removed = true;
5249                }
5250            }
5251        }
5252        return removed;
5253    }
5254
5255    public void sendUnblockRequest(final Blockable blockable) {
5256        if (blockable != null && blockable.getJid() != null) {
5257            final Jid jid = blockable.getBlockedJid();
5258            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
5259                @Override
5260                public void onIqPacketReceived(final Account account, final IqPacket packet) {
5261                    if (packet.getType() == IqPacket.TYPE.RESULT) {
5262                        account.getBlocklist().remove(jid);
5263                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
5264                    }
5265                }
5266            });
5267        }
5268    }
5269
5270    public void publishDisplayName(Account account) {
5271        String displayName = account.getDisplayName();
5272        final IqPacket request;
5273        if (TextUtils.isEmpty(displayName)) {
5274            request = mIqGenerator.deleteNode(Namespace.NICK);
5275        } else {
5276            request = mIqGenerator.publishNick(displayName);
5277        }
5278        mAvatarService.clear(account);
5279        sendIqPacket(account, request, (account1, packet) -> {
5280            if (packet.getType() == IqPacket.TYPE.ERROR) {
5281                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet);
5282            }
5283        });
5284    }
5285
5286    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
5287        ServiceDiscoveryResult result = discoCache.get(key);
5288        if (result != null) {
5289            return result;
5290        } else {
5291            if (key.first == null || key.second == null) return null;
5292            result = databaseBackend.findDiscoveryResult(key.first, key.second);
5293            if (result != null) {
5294                discoCache.put(key, result);
5295            }
5296            return result;
5297        }
5298    }
5299
5300    public void fetchFromGateway(Account account, final Jid jid, final String input, final OnGatewayResult callback) {
5301        IqPacket request = new IqPacket(input == null ? IqPacket.TYPE.GET : IqPacket.TYPE.SET);
5302        request.setTo(jid);
5303        Element query = request.query("jabber:iq:gateway");
5304        if (input != null) {
5305            Element prompt = query.addChild("prompt");
5306            prompt.setContent(input);
5307        }
5308        sendIqPacket(account, request, (Account acct, IqPacket packet) -> {
5309            if (packet.getType() == IqPacket.TYPE.RESULT) {
5310                callback.onGatewayResult(packet.query().findChildContent(input == null ? "prompt" : "jid"), null);
5311            } else {
5312                Element error = packet.findChild("error");
5313                callback.onGatewayResult(null, error == null ? null : error.findChildContent("text"));
5314            }
5315        });
5316    }
5317
5318    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
5319        fetchCaps(account, jid, presence, null);
5320    }
5321
5322    public void fetchCaps(Account account, final Jid jid, final Presence presence, Runnable cb) {
5323        final Pair<String, String> key = presence == null ? null : new Pair<>(presence.getHash(), presence.getVer());
5324        final ServiceDiscoveryResult disco = key == null ? null : getCachedServiceDiscoveryResult(key);
5325
5326        if (disco != null) {
5327            presence.setServiceDiscoveryResult(disco);
5328            final Contact contact = account.getRoster().getContact(jid);
5329            if (contact.refreshRtpCapability()) {
5330                syncRoster(account);
5331            }
5332            if (disco.hasIdentity("gateway", "pstn")) {
5333                contact.registerAsPhoneAccount(this);
5334                mQuickConversationsService.considerSyncBackground(false);
5335            }
5336            updateConversationUi(true);
5337        } else {
5338            final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
5339            request.setTo(jid);
5340            final String node = presence == null ? null : presence.getNode();
5341            final String ver = presence == null ? null : presence.getVer();
5342            final Element query = request.query(Namespace.DISCO_INFO);
5343            if (node != null && ver != null) {
5344                query.setAttribute("node", node + "#" + ver);
5345            }
5346            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + (key == null ? "" : key.second) + " to " + jid);
5347            sendIqPacket(account, request, (a, response) -> {
5348                if (response.getType() == IqPacket.TYPE.RESULT) {
5349                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
5350                    if (presence == null || presence.getVer() == null || presence.getVer().equals(discoveryResult.getVer())) {
5351                        databaseBackend.insertDiscoveryResult(discoveryResult);
5352                        injectServiceDiscoveryResult(a.getRoster(), presence == null ? null : presence.getHash(), presence == null ? null : presence.getVer(), jid.getResource(), discoveryResult);
5353                        if (discoveryResult.hasIdentity("gateway", "pstn")) {
5354                            final Contact contact = account.getRoster().getContact(jid);
5355                            contact.registerAsPhoneAccount(this);
5356                            mQuickConversationsService.considerSyncBackground(false);
5357                        }
5358                        updateConversationUi(true);
5359                        if (cb != null) cb.run();
5360                    } else {
5361                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
5362                    }
5363                } else {
5364                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
5365                }
5366            });
5367        }
5368    }
5369
5370    public void fetchCommands(Account account, final Jid jid, OnIqPacketReceived callback) {
5371        final IqPacket request = mIqGenerator.queryDiscoItems(jid, "http://jabber.org/protocol/commands");
5372        sendIqPacket(account, request, callback);
5373    }
5374
5375    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, String resource, ServiceDiscoveryResult disco) {
5376        boolean rosterNeedsSync = false;
5377        for (final Contact contact : roster.getContacts()) {
5378            boolean serviceDiscoverySet = false;
5379            Presence onePresence = contact.getPresences().get(resource == null ? "" : resource);
5380            if (onePresence != null) {
5381                onePresence.setServiceDiscoveryResult(disco);
5382                serviceDiscoverySet = true;
5383            } else if (resource == null && hash == null && ver == null) {
5384                Presence p = new Presence(Presence.Status.OFFLINE, null, null, null, "");
5385                p.setServiceDiscoveryResult(disco);
5386                contact.updatePresence("", p);
5387                serviceDiscoverySet = true;
5388            }
5389            if (hash != null && ver != null) {
5390                for (final Presence presence : contact.getPresences().getPresences()) {
5391                    if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
5392                        presence.setServiceDiscoveryResult(disco);
5393                        serviceDiscoverySet = true;
5394                    }
5395                }
5396            }
5397            if (serviceDiscoverySet) {
5398                rosterNeedsSync |= contact.refreshRtpCapability();
5399            }
5400        }
5401        if (rosterNeedsSync) {
5402            syncRoster(roster.getAccount());
5403        }
5404    }
5405
5406    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
5407        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
5408        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
5409        request.addChild("prefs", version.namespace);
5410        sendIqPacket(account, request, (account1, packet) -> {
5411            Element prefs = packet.findChild("prefs", version.namespace);
5412            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
5413                callback.onPreferencesFetched(prefs);
5414            } else {
5415                callback.onPreferencesFetchFailed();
5416            }
5417        });
5418    }
5419
5420    public PushManagementService getPushManagementService() {
5421        return mPushManagementService;
5422    }
5423
5424    public void changeStatus(Account account, PresenceTemplate template, String signature) {
5425        if (!template.getStatusMessage().isEmpty()) {
5426            databaseBackend.insertPresenceTemplate(template);
5427        }
5428        account.setPgpSignature(signature);
5429        account.setPresenceStatus(template.getStatus());
5430        account.setPresenceStatusMessage(template.getStatusMessage());
5431        databaseBackend.updateAccount(account);
5432        sendPresence(account);
5433    }
5434
5435    public List<PresenceTemplate> getPresenceTemplates(Account account) {
5436        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
5437        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
5438            if (!templates.contains(template)) {
5439                templates.add(0, template);
5440            }
5441        }
5442        return templates;
5443    }
5444
5445    public void saveConversationAsBookmark(Conversation conversation, String name) {
5446        final Account account = conversation.getAccount();
5447        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
5448        String nick = conversation.getMucOptions().getActualNick();
5449        if (nick == null) nick = conversation.getJid().getResource();
5450        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
5451            bookmark.setNick(nick);
5452        }
5453        if (!TextUtils.isEmpty(name)) {
5454            bookmark.setBookmarkName(name);
5455        }
5456        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
5457        createBookmark(account, bookmark);
5458        bookmark.setConversation(conversation);
5459    }
5460
5461    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
5462        boolean performedVerification = false;
5463        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
5464        for (XmppUri.Fingerprint fp : fingerprints) {
5465            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5466                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5467                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5468                if (fingerprintStatus != null) {
5469                    if (!fingerprintStatus.isVerified()) {
5470                        performedVerification = true;
5471                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5472                    }
5473                } else {
5474                    axolotlService.preVerifyFingerprint(contact, fingerprint);
5475                }
5476            }
5477        }
5478        return performedVerification;
5479    }
5480
5481    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
5482        final AxolotlService axolotlService = account.getAxolotlService();
5483        boolean verifiedSomething = false;
5484        for (XmppUri.Fingerprint fp : fingerprints) {
5485            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5486                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5487                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
5488                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5489                if (fingerprintStatus != null) {
5490                    if (!fingerprintStatus.isVerified()) {
5491                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5492                        verifiedSomething = true;
5493                    }
5494                } else {
5495                    axolotlService.preVerifyFingerprint(account, fingerprint);
5496                    verifiedSomething = true;
5497                }
5498            }
5499        }
5500        return verifiedSomething;
5501    }
5502
5503    public boolean blindTrustBeforeVerification() {
5504        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
5505    }
5506
5507    public ShortcutService getShortcutService() {
5508        return mShortcutService;
5509    }
5510
5511    public void pushMamPreferences(Account account, Element prefs) {
5512        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
5513        set.addChild(prefs);
5514        sendIqPacket(account, set, null);
5515    }
5516
5517    public void evictPreview(File f) {
5518        if (mDrawableCache.remove(f.getAbsolutePath()) != null) {
5519            Log.d(Config.LOGTAG, "deleted cached preview");
5520        }
5521    }
5522
5523    public void evictPreview(String uuid) {
5524        if (mDrawableCache.remove(uuid) != null) {
5525            Log.d(Config.LOGTAG, "deleted cached preview");
5526        }
5527    }
5528
5529    public interface OnMamPreferencesFetched {
5530        void onPreferencesFetched(Element prefs);
5531
5532        void onPreferencesFetchFailed();
5533    }
5534
5535    public interface OnAccountCreated {
5536        void onAccountCreated(Account account);
5537
5538        void informUser(int r);
5539    }
5540
5541    public interface OnMoreMessagesLoaded {
5542        void onMoreMessagesLoaded(int count, Conversation conversation);
5543
5544        void informUser(int r);
5545    }
5546
5547    public interface OnAccountPasswordChanged {
5548        void onPasswordChangeSucceeded();
5549
5550        void onPasswordChangeFailed();
5551    }
5552
5553    public interface OnRoomDestroy {
5554        void onRoomDestroySucceeded();
5555
5556        void onRoomDestroyFailed();
5557    }
5558
5559    public interface OnAffiliationChanged {
5560        void onAffiliationChangedSuccessful(Jid jid);
5561
5562        void onAffiliationChangeFailed(Jid jid, int resId);
5563    }
5564
5565    public interface OnConversationUpdate {
5566        default void onConversationUpdate() { onConversationUpdate(false); }
5567        default void onConversationUpdate(boolean newCaps) { onConversationUpdate(); }
5568    }
5569
5570    public interface OnJingleRtpConnectionUpdate {
5571        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
5572
5573        void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices);
5574    }
5575
5576    public interface OnAccountUpdate {
5577        void onAccountUpdate();
5578    }
5579
5580    public interface OnCaptchaRequested {
5581        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
5582    }
5583
5584    public interface OnRosterUpdate {
5585        void onRosterUpdate();
5586    }
5587
5588    public interface OnMucRosterUpdate {
5589        void onMucRosterUpdate();
5590    }
5591
5592    public interface OnConferenceConfigurationFetched {
5593        void onConferenceConfigurationFetched(Conversation conversation);
5594
5595        void onFetchFailed(Conversation conversation, String errorCondition);
5596    }
5597
5598    public interface OnConferenceJoined {
5599        void onConferenceJoined(Conversation conversation);
5600    }
5601
5602    public interface OnConfigurationPushed {
5603        void onPushSucceeded();
5604
5605        void onPushFailed();
5606    }
5607
5608    public interface OnShowErrorToast {
5609        void onShowErrorToast(int resId);
5610    }
5611
5612    public class XmppConnectionBinder extends Binder {
5613        public XmppConnectionService getService() {
5614            return XmppConnectionService.this;
5615        }
5616    }
5617
5618    private class InternalEventReceiver extends BroadcastReceiver {
5619
5620        @Override
5621        public void onReceive(final Context context, final Intent intent) {
5622            onStartCommand(intent, 0, 0);
5623        }
5624    }
5625
5626    private class RestrictedEventReceiver extends BroadcastReceiver {
5627
5628        private final Collection<String> allowedActions;
5629
5630        private RestrictedEventReceiver(final Collection<String> allowedActions) {
5631            this.allowedActions = allowedActions;
5632        }
5633
5634        @Override
5635        public void onReceive(final Context context, final Intent intent) {
5636            final String action = intent == null ? null : intent.getAction();
5637            if (allowedActions.contains(action)) {
5638                onStartCommand(intent,0,0);
5639            } else {
5640                Log.e(Config.LOGTAG,"restricting broadcast of event "+action);
5641            }
5642        }
5643    }
5644
5645    public static class OngoingCall {
5646        public final AbstractJingleConnection.Id id;
5647        public final Set<Media> media;
5648        public final boolean reconnecting;
5649
5650        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
5651            this.id = id;
5652            this.media = media;
5653            this.reconnecting = reconnecting;
5654        }
5655
5656        @Override
5657        public boolean equals(Object o) {
5658            if (this == o) return true;
5659            if (o == null || getClass() != o.getClass()) return false;
5660            OngoingCall that = (OngoingCall) o;
5661            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
5662        }
5663
5664        @Override
5665        public int hashCode() {
5666            return Objects.hashCode(id, media, reconnecting);
5667        }
5668    }
5669
5670    public static void toggleForegroundService(final XmppConnectionService service) {
5671        if (service == null) {
5672            return;
5673        }
5674        service.toggleForegroundService();
5675    }
5676
5677    public static void toggleForegroundService(final ConversationsActivity activity) {
5678        if (activity == null) {
5679            return;
5680        }
5681        toggleForegroundService(activity.xmppConnectionService);
5682    }
5683
5684    public static class BlockedMediaException extends Exception { }
5685}