XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import static eu.siacs.conversations.utils.Compatibility.s;
   4
   5import android.Manifest;
   6import android.annotation.SuppressLint;
   7import android.app.AlarmManager;
   8import android.app.KeyguardManager;
   9import android.app.Notification;
  10import android.app.NotificationManager;
  11import android.app.PendingIntent;
  12import android.app.Service;
  13import android.content.BroadcastReceiver;
  14import android.content.ComponentName;
  15import android.content.Context;
  16import android.content.Intent;
  17import android.content.IntentFilter;
  18import android.content.SharedPreferences;
  19import android.content.pm.PackageManager;
  20import android.content.pm.ServiceInfo;
  21import android.database.ContentObserver;
  22import android.graphics.Bitmap;
  23import android.media.AudioManager;
  24import android.net.ConnectivityManager;
  25import android.net.Network;
  26import android.net.NetworkCapabilities;
  27import android.net.NetworkInfo;
  28import android.net.Uri;
  29import android.os.Binder;
  30import android.os.Build;
  31import android.os.Bundle;
  32import android.os.Environment;
  33import android.os.IBinder;
  34import android.os.Messenger;
  35import android.os.PowerManager;
  36import android.os.PowerManager.WakeLock;
  37import android.os.SystemClock;
  38import android.preference.PreferenceManager;
  39import android.provider.ContactsContract;
  40import android.security.KeyChain;
  41import android.text.TextUtils;
  42import android.util.DisplayMetrics;
  43import android.util.Log;
  44import android.util.LruCache;
  45import android.util.Pair;
  46import androidx.annotation.BoolRes;
  47import androidx.annotation.IntegerRes;
  48import androidx.annotation.NonNull;
  49import androidx.annotation.Nullable;
  50import androidx.core.app.RemoteInput;
  51import androidx.core.content.ContextCompat;
  52import com.google.common.base.Objects;
  53import com.google.common.base.Optional;
  54import com.google.common.base.Strings;
  55import com.google.common.collect.Collections2;
  56import com.google.common.collect.ImmutableMap;
  57import com.google.common.collect.ImmutableSet;
  58import com.google.common.collect.Iterables;
  59import com.google.common.collect.Maps;
  60import com.google.common.util.concurrent.FutureCallback;
  61import com.google.common.util.concurrent.Futures;
  62import com.google.common.util.concurrent.ListenableFuture;
  63import com.google.common.util.concurrent.MoreExecutors;
  64import eu.siacs.conversations.AppSettings;
  65import eu.siacs.conversations.Config;
  66import eu.siacs.conversations.R;
  67import eu.siacs.conversations.android.JabberIdContact;
  68import eu.siacs.conversations.crypto.OmemoSetting;
  69import eu.siacs.conversations.crypto.PgpDecryptionService;
  70import eu.siacs.conversations.crypto.PgpEngine;
  71import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  72import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  73import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
  74import eu.siacs.conversations.entities.Account;
  75import eu.siacs.conversations.entities.Blockable;
  76import eu.siacs.conversations.entities.Bookmark;
  77import eu.siacs.conversations.entities.Contact;
  78import eu.siacs.conversations.entities.Conversation;
  79import eu.siacs.conversations.entities.Conversational;
  80import eu.siacs.conversations.entities.Message;
  81import eu.siacs.conversations.entities.MucOptions;
  82import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
  83import eu.siacs.conversations.entities.PresenceTemplate;
  84import eu.siacs.conversations.entities.Reaction;
  85import eu.siacs.conversations.generator.AbstractGenerator;
  86import eu.siacs.conversations.generator.IqGenerator;
  87import eu.siacs.conversations.generator.MessageGenerator;
  88import eu.siacs.conversations.generator.PresenceGenerator;
  89import eu.siacs.conversations.http.HttpConnectionManager;
  90import eu.siacs.conversations.http.ServiceOutageStatus;
  91import eu.siacs.conversations.parser.AbstractParser;
  92import eu.siacs.conversations.parser.IqParser;
  93import eu.siacs.conversations.persistance.DatabaseBackend;
  94import eu.siacs.conversations.persistance.FileBackend;
  95import eu.siacs.conversations.persistance.UnifiedPushDatabase;
  96import eu.siacs.conversations.receiver.SystemEventReceiver;
  97import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
  98import eu.siacs.conversations.ui.ConversationsActivity;
  99import eu.siacs.conversations.ui.RtpSessionActivity;
 100import eu.siacs.conversations.ui.UiCallback;
 101import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 102import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 103import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 104import eu.siacs.conversations.utils.AccountUtils;
 105import eu.siacs.conversations.utils.Compatibility;
 106import eu.siacs.conversations.utils.ConversationsFileObserver;
 107import eu.siacs.conversations.utils.CryptoHelper;
 108import eu.siacs.conversations.utils.EasyOnboardingInvite;
 109import eu.siacs.conversations.utils.Emoticons;
 110import eu.siacs.conversations.utils.MimeUtils;
 111import eu.siacs.conversations.utils.PhoneHelper;
 112import eu.siacs.conversations.utils.QuickLoader;
 113import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 114import eu.siacs.conversations.utils.Resolver;
 115import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 116import eu.siacs.conversations.utils.StringUtils;
 117import eu.siacs.conversations.utils.TorServiceUtils;
 118import eu.siacs.conversations.utils.WakeLockHelper;
 119import eu.siacs.conversations.utils.XmppUri;
 120import eu.siacs.conversations.xml.Element;
 121import eu.siacs.conversations.xml.LocalizedContent;
 122import eu.siacs.conversations.xml.Namespace;
 123import eu.siacs.conversations.xmpp.Jid;
 124import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 125import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 126import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 127import eu.siacs.conversations.xmpp.XmppConnection;
 128import eu.siacs.conversations.xmpp.chatstate.ChatState;
 129import eu.siacs.conversations.xmpp.forms.Data;
 130import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 131import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 132import eu.siacs.conversations.xmpp.jingle.Media;
 133import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 134import eu.siacs.conversations.xmpp.mam.MamReference;
 135import eu.siacs.conversations.xmpp.manager.AvatarManager;
 136import eu.siacs.conversations.xmpp.manager.BlockingManager;
 137import eu.siacs.conversations.xmpp.manager.BookmarkManager;
 138import eu.siacs.conversations.xmpp.manager.DiscoManager;
 139import eu.siacs.conversations.xmpp.manager.LegacyBookmarkManager;
 140import eu.siacs.conversations.xmpp.manager.NickManager;
 141import eu.siacs.conversations.xmpp.manager.PresenceManager;
 142import eu.siacs.conversations.xmpp.manager.PrivateStorageManager;
 143import eu.siacs.conversations.xmpp.manager.RosterManager;
 144import eu.siacs.conversations.xmpp.pep.Avatar;
 145import eu.siacs.conversations.xmpp.pep.PublishOptions;
 146import im.conversations.android.xmpp.Entity;
 147import im.conversations.android.xmpp.IqErrorException;
 148import im.conversations.android.xmpp.model.avatar.Metadata;
 149import im.conversations.android.xmpp.model.disco.info.InfoQuery;
 150import im.conversations.android.xmpp.model.pubsub.PubSub;
 151import im.conversations.android.xmpp.model.stanza.Iq;
 152import im.conversations.android.xmpp.model.up.Push;
 153import java.io.File;
 154import java.security.Security;
 155import java.security.cert.CertificateException;
 156import java.security.cert.X509Certificate;
 157import java.util.ArrayList;
 158import java.util.Arrays;
 159import java.util.Collection;
 160import java.util.Collections;
 161import java.util.HashSet;
 162import java.util.Iterator;
 163import java.util.List;
 164import java.util.ListIterator;
 165import java.util.Map;
 166import java.util.Set;
 167import java.util.WeakHashMap;
 168import java.util.concurrent.CopyOnWriteArrayList;
 169import java.util.concurrent.CountDownLatch;
 170import java.util.concurrent.Executor;
 171import java.util.concurrent.Executors;
 172import java.util.concurrent.RejectedExecutionException;
 173import java.util.concurrent.ScheduledExecutorService;
 174import java.util.concurrent.TimeUnit;
 175import java.util.concurrent.TimeoutException;
 176import java.util.concurrent.atomic.AtomicBoolean;
 177import java.util.concurrent.atomic.AtomicLong;
 178import java.util.concurrent.atomic.AtomicReference;
 179import java.util.function.Consumer;
 180import me.leolin.shortcutbadger.ShortcutBadger;
 181import okhttp3.HttpUrl;
 182import org.conscrypt.Conscrypt;
 183import org.jxmpp.stringprep.libidn.LibIdnXmppStringprep;
 184import org.openintents.openpgp.IOpenPgpService2;
 185import org.openintents.openpgp.util.OpenPgpApi;
 186import org.openintents.openpgp.util.OpenPgpServiceConnection;
 187
 188public class XmppConnectionService extends Service {
 189
 190    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 191    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 192    public static final String ACTION_SNOOZE = "snooze";
 193    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 194    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION =
 195            "clear_missed_call_notification";
 196    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 197    public static final String ACTION_TRY_AGAIN = "try_again";
 198
 199    public static final String ACTION_TEMPORARILY_DISABLE = "temporarily_disable";
 200    public static final String ACTION_PING = "ping";
 201    public static final String ACTION_IDLE_PING = "idle_ping";
 202    public static final String ACTION_INTERNAL_PING = "internal_ping";
 203    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 204    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 205    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 206    public static final String ACTION_END_CALL = "end_call";
 207    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 208    public static final String ACTION_CALL_INTEGRATION_SERVICE_STARTED =
 209            "call_integration_service_started";
 210    private static final String ACTION_POST_CONNECTIVITY_CHANGE =
 211            "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 212    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS =
 213            "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 214    public static final String ACTION_QUICK_LOG = "eu.siacs.conversations.QUICK_LOG";
 215
 216    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 217
 218    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 219    private static final Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 220    public static final Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 221
 222    public final ScheduledExecutorService internalPingExecutor =
 223            Executors.newSingleThreadScheduledExecutor();
 224    private static final SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR =
 225            new SerialSingleThreadExecutor("VideoCompression");
 226    private final SerialSingleThreadExecutor mDatabaseWriterExecutor =
 227            new SerialSingleThreadExecutor("DatabaseWriter");
 228    private final SerialSingleThreadExecutor mDatabaseReaderExecutor =
 229            new SerialSingleThreadExecutor("DatabaseReader");
 230    private final SerialSingleThreadExecutor mNotificationExecutor =
 231            new SerialSingleThreadExecutor("NotificationExecutor");
 232    private final IBinder mBinder = new XmppConnectionBinder();
 233    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 234    private final IqGenerator mIqGenerator = new IqGenerator(this);
 235    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 236    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 237    public final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 238    public DatabaseBackend databaseBackend;
 239    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor =
 240            new ReplacingSerialSingleThreadExecutor("ContactMerger");
 241    private long mLastActivity = 0;
 242
 243    private final AppSettings appSettings = new AppSettings(this);
 244    private final FileBackend fileBackend = new FileBackend(this);
 245    private MemorizingTrustManager mMemorizingTrustManager;
 246    private final NotificationService mNotificationService = new NotificationService(this);
 247    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 248    private final ChannelDiscoveryService mChannelDiscoveryService =
 249            new ChannelDiscoveryService(this);
 250    private final ShortcutService mShortcutService = new ShortcutService(this);
 251    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 252    private final AtomicBoolean mOngoingVideoTranscoding = new AtomicBoolean(false);
 253    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 254    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 255    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 256    public OnContactStatusChanged onContactStatusChanged =
 257            (contact, online) -> {
 258                final var conversation = find(contact);
 259                if (conversation == null) {
 260                    return;
 261                }
 262                if (online) {
 263                    if (contact.getPresences().size() == 1) {
 264                        sendUnsentMessages(conversation);
 265                    }
 266                }
 267            };
 268    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 269    private List<Account> accounts;
 270    private final JingleConnectionManager mJingleConnectionManager =
 271            new JingleConnectionManager(this);
 272    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 273    private final AvatarService mAvatarService = new AvatarService(this);
 274    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 275    private final PushManagementService mPushManagementService = new PushManagementService(this);
 276    private final QuickConversationsService mQuickConversationsService =
 277            new QuickConversationsService(this);
 278    private final ConversationsFileObserver fileObserver =
 279            new ConversationsFileObserver(
 280                    Environment.getExternalStorageDirectory().getAbsolutePath()) {
 281                @Override
 282                public void onEvent(final int event, final File file) {
 283                    markFileDeleted(file);
 284                }
 285            };
 286    private boolean destroyed = false;
 287
 288    private int unreadCount = -1;
 289
 290    // Ui callback listeners
 291    private final Set<OnConversationUpdate> mOnConversationUpdates =
 292            Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 293    private final Set<OnShowErrorToast> mOnShowErrorToasts =
 294            Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 295    private final Set<OnAccountUpdate> mOnAccountUpdates =
 296            Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 297    private final Set<OnCaptchaRequested> mOnCaptchaRequested =
 298            Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 299    private final Set<OnRosterUpdate> mOnRosterUpdates =
 300            Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 301    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist =
 302            Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 303    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate =
 304            Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 305    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated =
 306            Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 307    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate =
 308            Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 309
 310    private final Object LISTENER_LOCK = new Object();
 311
 312    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 313
 314    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 315
 316    private OpenPgpServiceConnection pgpServiceConnection;
 317    private PgpEngine mPgpEngine = null;
 318    private WakeLock wakeLock;
 319    private LruCache<String, Bitmap> mBitmapCache;
 320    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 321    private final BroadcastReceiver mInternalRestrictedEventReceiver =
 322            new RestrictedEventReceiver(List.of(TorServiceUtils.ACTION_STATUS));
 323    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 324
 325    private static String generateFetchKey(Account account, final Avatar avatar) {
 326        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 327    }
 328
 329    public boolean isInLowPingTimeoutMode(Account account) {
 330        synchronized (mLowPingTimeoutMode) {
 331            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 332        }
 333    }
 334
 335    public void startOngoingVideoTranscodingForegroundNotification() {
 336        mOngoingVideoTranscoding.set(true);
 337        toggleForegroundService();
 338    }
 339
 340    public void stopOngoingVideoTranscodingForegroundNotification() {
 341        mOngoingVideoTranscoding.set(false);
 342        toggleForegroundService();
 343    }
 344
 345    public boolean areMessagesInitialized() {
 346        return this.restoredFromDatabaseLatch.getCount() == 0;
 347    }
 348
 349    public PgpEngine getPgpEngine() {
 350        if (!Config.supportOpenPgp()) {
 351            return null;
 352        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 353            if (this.mPgpEngine == null) {
 354                this.mPgpEngine =
 355                        new PgpEngine(
 356                                new OpenPgpApi(
 357                                        getApplicationContext(), pgpServiceConnection.getService()),
 358                                this);
 359            }
 360            return mPgpEngine;
 361        } else {
 362            return null;
 363        }
 364    }
 365
 366    public OpenPgpApi getOpenPgpApi() {
 367        if (!Config.supportOpenPgp()) {
 368            return null;
 369        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 370            return new OpenPgpApi(this, pgpServiceConnection.getService());
 371        } else {
 372            return null;
 373        }
 374    }
 375
 376    public AppSettings getAppSettings() {
 377        return this.appSettings;
 378    }
 379
 380    public FileBackend getFileBackend() {
 381        return this.fileBackend;
 382    }
 383
 384    public AvatarService getAvatarService() {
 385        return this.mAvatarService;
 386    }
 387
 388    public void attachLocationToConversation(
 389            final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 390        int encryption = conversation.getNextEncryption();
 391        if (encryption == Message.ENCRYPTION_PGP) {
 392            encryption = Message.ENCRYPTION_DECRYPTED;
 393        }
 394        Message message = new Message(conversation, uri.toString(), encryption);
 395        Message.configurePrivateMessage(message);
 396        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 397            getPgpEngine().encrypt(message, callback);
 398        } else {
 399            sendMessage(message);
 400            callback.success(message);
 401        }
 402    }
 403
 404    public void attachFileToConversation(
 405            final Conversation conversation,
 406            final Uri uri,
 407            final String type,
 408            final UiCallback<Message> callback) {
 409        final Message message;
 410        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 411            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 412        } else {
 413            message = new Message(conversation, "", conversation.getNextEncryption());
 414        }
 415        if (!Message.configurePrivateFileMessage(message)) {
 416            message.setCounterpart(conversation.getNextCounterpart());
 417            message.setType(Message.TYPE_FILE);
 418        }
 419        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 420        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 421        final AttachFileToConversationRunnable runnable =
 422                new AttachFileToConversationRunnable(this, uri, type, message, callback);
 423        if (runnable.isVideoMessage()) {
 424            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 425        } else {
 426            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 427        }
 428    }
 429
 430    public void attachImageToConversation(
 431            final Conversation conversation,
 432            final Uri uri,
 433            final String type,
 434            final UiCallback<Message> callback) {
 435        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 436        final String compressPictures = getCompressPicturesPreference();
 437
 438        if ("never".equals(compressPictures)
 439                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 440                || (mimeType != null && mimeType.endsWith("/gif"))
 441                || getFileBackend().unusualBounds(uri)) {
 442            Log.d(
 443                    Config.LOGTAG,
 444                    conversation.getAccount().getJid().asBareJid()
 445                            + ": not compressing picture. sending as file");
 446            attachFileToConversation(conversation, uri, mimeType, callback);
 447            return;
 448        }
 449        final Message message;
 450        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 451            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 452        } else {
 453            message = new Message(conversation, "", conversation.getNextEncryption());
 454        }
 455        if (!Message.configurePrivateFileMessage(message)) {
 456            message.setCounterpart(conversation.getNextCounterpart());
 457            message.setType(Message.TYPE_IMAGE);
 458        }
 459        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 460        FILE_ATTACHMENT_EXECUTOR.execute(
 461                () -> {
 462                    try {
 463                        getFileBackend().copyImageToPrivateStorage(message, uri);
 464                    } catch (FileBackend.ImageCompressionException e) {
 465                        Log.d(
 466                                Config.LOGTAG,
 467                                "unable to compress image. fall back to file transfer",
 468                                e);
 469                        attachFileToConversation(conversation, uri, mimeType, callback);
 470                        return;
 471                    } catch (final FileBackend.FileCopyException e) {
 472                        callback.error(e.getResId(), message);
 473                        return;
 474                    }
 475                    if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 476                        final PgpEngine pgpEngine = getPgpEngine();
 477                        if (pgpEngine != null) {
 478                            pgpEngine.encrypt(message, callback);
 479                        } else if (callback != null) {
 480                            callback.error(R.string.unable_to_connect_to_keychain, null);
 481                        }
 482                    } else {
 483                        sendMessage(message);
 484                        callback.success(message);
 485                    }
 486                });
 487    }
 488
 489    public Conversation find(Bookmark bookmark) {
 490        return find(bookmark.getAccount(), bookmark.getJid());
 491    }
 492
 493    public Conversation find(final Account account, final Jid jid) {
 494        return find(getConversations(), account, jid);
 495    }
 496
 497    public boolean isMuc(final Account account, final Jid jid) {
 498        final Conversation c = find(account, jid);
 499        return c != null && c.getMode() == Conversational.MODE_MULTI;
 500    }
 501
 502    public void search(
 503            final List<String> term,
 504            final String uuid,
 505            final OnSearchResultsAvailable onSearchResultsAvailable) {
 506        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 507    }
 508
 509    @Override
 510    public int onStartCommand(final Intent intent, int flags, int startId) {
 511        final String action = Strings.nullToEmpty(intent == null ? null : intent.getAction());
 512        final boolean needsForegroundService =
 513                intent != null
 514                        && intent.getBooleanExtra(
 515                                SystemEventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 516        if (needsForegroundService) {
 517            Log.d(
 518                    Config.LOGTAG,
 519                    "toggle forced foreground service after receiving event (action="
 520                            + action
 521                            + ")");
 522            toggleForegroundService(true);
 523        }
 524        final String uuid = intent == null ? null : intent.getStringExtra("uuid");
 525        switch (action) {
 526            case QuickConversationsService.SMS_RETRIEVED_ACTION:
 527                mQuickConversationsService.handleSmsReceived(intent);
 528                break;
 529            case ConnectivityManager.CONNECTIVITY_ACTION:
 530                if (hasInternetConnection()) {
 531                    if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 532                        schedulePostConnectivityChange();
 533                    }
 534                    if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 535                        resetAllAttemptCounts(true, false);
 536                    }
 537                    Resolver.clearCache();
 538                }
 539                break;
 540            case Intent.ACTION_SHUTDOWN:
 541                logoutAndSave(true);
 542                return START_NOT_STICKY;
 543            case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 544                mNotificationExecutor.execute(
 545                        () -> {
 546                            try {
 547                                final Conversation c = findConversationByUuid(uuid);
 548                                if (c != null) {
 549                                    mNotificationService.clearMessages(c);
 550                                } else {
 551                                    mNotificationService.clearMessages();
 552                                }
 553                                restoredFromDatabaseLatch.await();
 554
 555                            } catch (InterruptedException e) {
 556                                Log.d(
 557                                        Config.LOGTAG,
 558                                        "unable to process clear message notification");
 559                            }
 560                        });
 561                break;
 562            case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 563                mNotificationExecutor.execute(
 564                        () -> {
 565                            try {
 566                                final Conversation c = findConversationByUuid(uuid);
 567                                if (c != null) {
 568                                    mNotificationService.clearMissedCalls(c);
 569                                } else {
 570                                    mNotificationService.clearMissedCalls();
 571                                }
 572                                restoredFromDatabaseLatch.await();
 573
 574                            } catch (InterruptedException e) {
 575                                Log.d(
 576                                        Config.LOGTAG,
 577                                        "unable to process clear missed call notification");
 578                            }
 579                        });
 580                break;
 581            case ACTION_DISMISS_CALL:
 582                {
 583                    if (intent == null) {
 584                        break;
 585                    }
 586                    final String sessionId =
 587                            intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 588                    Log.d(
 589                            Config.LOGTAG,
 590                            "received intent to dismiss call with session id " + sessionId);
 591                    mJingleConnectionManager.rejectRtpSession(sessionId);
 592                    break;
 593                }
 594            case TorServiceUtils.ACTION_STATUS:
 595                final String status =
 596                        intent == null ? null : intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 597                // TODO port and host are in 'extras' - but this may not be a reliable source?
 598                if ("ON".equals(status)) {
 599                    handleOrbotStartedEvent();
 600                    return START_STICKY;
 601                }
 602                break;
 603            case ACTION_END_CALL:
 604                {
 605                    if (intent == null) {
 606                        break;
 607                    }
 608                    final String sessionId =
 609                            intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 610                    Log.d(
 611                            Config.LOGTAG,
 612                            "received intent to end call with session id " + sessionId);
 613                    mJingleConnectionManager.endRtpSession(sessionId);
 614                }
 615                break;
 616            case ACTION_PROVISION_ACCOUNT:
 617                {
 618                    if (intent == null) {
 619                        break;
 620                    }
 621                    final String address = intent.getStringExtra("address");
 622                    final String password = intent.getStringExtra("password");
 623                    if (QuickConversationsService.isQuicksy()
 624                            || Strings.isNullOrEmpty(address)
 625                            || Strings.isNullOrEmpty(password)) {
 626                        break;
 627                    }
 628                    provisionAccount(address, password);
 629                    break;
 630                }
 631            case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 632                dismissErrorNotifications();
 633                break;
 634            case ACTION_TRY_AGAIN:
 635                resetAllAttemptCounts(false, true);
 636                break;
 637            case ACTION_REPLY_TO_CONVERSATION:
 638                final Bundle remoteInput =
 639                        intent == null ? null : RemoteInput.getResultsFromIntent(intent);
 640                if (remoteInput == null) {
 641                    break;
 642                }
 643                final CharSequence body = remoteInput.getCharSequence("text_reply");
 644                final boolean dismissNotification =
 645                        intent.getBooleanExtra("dismiss_notification", false);
 646                final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 647                if (body == null || body.length() <= 0) {
 648                    break;
 649                }
 650                mNotificationExecutor.execute(
 651                        () -> {
 652                            try {
 653                                restoredFromDatabaseLatch.await();
 654                                final Conversation c = findConversationByUuid(uuid);
 655                                if (c != null) {
 656                                    directReply(
 657                                            c,
 658                                            body.toString(),
 659                                            lastMessageUuid,
 660                                            dismissNotification);
 661                                }
 662                            } catch (InterruptedException e) {
 663                                Log.d(Config.LOGTAG, "unable to process direct reply");
 664                            }
 665                        });
 666                break;
 667            case ACTION_MARK_AS_READ:
 668                mNotificationExecutor.execute(
 669                        () -> {
 670                            final Conversation c = findConversationByUuid(uuid);
 671                            if (c == null) {
 672                                Log.d(
 673                                        Config.LOGTAG,
 674                                        "received mark read intent for unknown conversation ("
 675                                                + uuid
 676                                                + ")");
 677                                return;
 678                            }
 679                            try {
 680                                restoredFromDatabaseLatch.await();
 681                                sendReadMarker(c, null);
 682                            } catch (InterruptedException e) {
 683                                Log.d(
 684                                        Config.LOGTAG,
 685                                        "unable to process notification read marker for"
 686                                                + " conversation "
 687                                                + c.getName());
 688                            }
 689                        });
 690                break;
 691            case ACTION_SNOOZE:
 692                mNotificationExecutor.execute(
 693                        () -> {
 694                            final Conversation c = findConversationByUuid(uuid);
 695                            if (c == null) {
 696                                Log.d(
 697                                        Config.LOGTAG,
 698                                        "received snooze intent for unknown conversation ("
 699                                                + uuid
 700                                                + ")");
 701                                return;
 702                            }
 703                            c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 704                            mNotificationService.clearMessages(c);
 705                            updateConversation(c);
 706                        });
 707            case AudioManager.RINGER_MODE_CHANGED_ACTION:
 708            case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 709                if (dndOnSilentMode()) {
 710                    refreshAllPresences();
 711                }
 712                break;
 713            case Intent.ACTION_SCREEN_ON:
 714                deactivateGracePeriod();
 715            case Intent.ACTION_USER_PRESENT:
 716            case Intent.ACTION_SCREEN_OFF:
 717                if (awayWhenScreenLocked()) {
 718                    refreshAllPresences();
 719                }
 720                break;
 721            case ACTION_FCM_TOKEN_REFRESH:
 722                refreshAllFcmTokens();
 723                break;
 724            case ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS:
 725                if (intent == null) {
 726                    break;
 727                }
 728                final String instance = intent.getStringExtra("instance");
 729                final String application = intent.getStringExtra("application");
 730                final Messenger messenger = intent.getParcelableExtra("messenger");
 731                final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger;
 732                if (messenger != null && application != null && instance != null) {
 733                    pushTargetMessenger =
 734                            new UnifiedPushBroker.PushTargetMessenger(
 735                                    new UnifiedPushDatabase.PushTarget(application, instance),
 736                                    messenger);
 737                    Log.d(Config.LOGTAG, "found push target messenger");
 738                } else {
 739                    pushTargetMessenger = null;
 740                }
 741                final Optional<UnifiedPushBroker.Transport> transport =
 742                        renewUnifiedPushEndpoints(pushTargetMessenger);
 743                if (instance != null && transport.isPresent()) {
 744                    unifiedPushBroker.rebroadcastEndpoint(messenger, instance, transport.get());
 745                }
 746                break;
 747            case ACTION_IDLE_PING:
 748                scheduleNextIdlePing();
 749                break;
 750            case ACTION_FCM_MESSAGE_RECEIVED:
 751                Log.d(Config.LOGTAG, "push message arrived in service. account");
 752                break;
 753            case ACTION_QUICK_LOG:
 754                final String message = intent == null ? null : intent.getStringExtra("message");
 755                if (message != null && Config.QUICK_LOG) {
 756                    quickLog(message);
 757                }
 758                break;
 759            case Intent.ACTION_SEND:
 760                final Uri uri = intent == null ? null : intent.getData();
 761                if (uri != null) {
 762                    Log.d(Config.LOGTAG, "received uri permission for " + uri);
 763                }
 764                return START_STICKY;
 765            case ACTION_TEMPORARILY_DISABLE:
 766                toggleSoftDisabled(true);
 767                if (checkListeners()) {
 768                    stopSelf();
 769                }
 770                return START_NOT_STICKY;
 771        }
 772        final var extras = intent == null ? null : intent.getExtras();
 773        try {
 774            internalPingExecutor.execute(() -> manageAccountConnectionStates(action, extras));
 775        } catch (final RejectedExecutionException e) {
 776            Log.e(Config.LOGTAG, "can not schedule connection states manager");
 777        }
 778        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 779            expireOldMessages();
 780        }
 781        return START_STICKY;
 782    }
 783
 784    private void quickLog(final String message) {
 785        if (Strings.isNullOrEmpty(message)) {
 786            return;
 787        }
 788        final Account account = AccountUtils.getFirstEnabled(this);
 789        if (account == null) {
 790            return;
 791        }
 792        final Conversation conversation =
 793                findOrCreateConversation(account, Config.BUG_REPORTS, false, true);
 794        final Message report = new Message(conversation, message, Message.ENCRYPTION_NONE);
 795        report.setStatus(Message.STATUS_RECEIVED);
 796        conversation.add(report);
 797        databaseBackend.createMessage(report);
 798        updateConversationUi();
 799    }
 800
 801    public void manageAccountConnectionStatesInternal() {
 802        manageAccountConnectionStates(ACTION_INTERNAL_PING, null);
 803    }
 804
 805    private synchronized void manageAccountConnectionStates(
 806            final String action, final Bundle extras) {
 807        final String pushedAccountHash = extras == null ? null : extras.getString("account");
 808        final boolean interactive = java.util.Objects.equals(ACTION_TRY_AGAIN, action);
 809        WakeLockHelper.acquire(wakeLock);
 810        boolean pingNow =
 811                ConnectivityManager.CONNECTIVITY_ACTION.equals(action)
 812                        || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0
 813                                && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 814        final HashSet<Account> pingCandidates = new HashSet<>();
 815        final String androidId = pushedAccountHash == null ? null : PhoneHelper.getAndroidId(this);
 816        for (final Account account : accounts) {
 817            final boolean pushWasMeantForThisAccount =
 818                    androidId != null
 819                            && CryptoHelper.getAccountFingerprint(account, androidId)
 820                                    .equals(pushedAccountHash);
 821            pingNow |=
 822                    processAccountState(
 823                            account,
 824                            interactive,
 825                            "ui".equals(action),
 826                            pushWasMeantForThisAccount,
 827                            pingCandidates);
 828        }
 829        if (pingNow) {
 830            for (final Account account : pingCandidates) {
 831                final var connection = account.getXmppConnection();
 832                final boolean lowTimeout = isInLowPingTimeoutMode(account);
 833                final var delta =
 834                        (SystemClock.elapsedRealtime() - connection.getLastPacketReceived())
 835                                / 1000L;
 836                connection.sendPing();
 837                Log.d(
 838                        Config.LOGTAG,
 839                        String.format(
 840                                "%s: send ping (action=%s,lowTimeout=%s,interval=%s)",
 841                                account.getJid().asBareJid(), action, lowTimeout, delta));
 842                scheduleWakeUpCall(
 843                        lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT,
 844                        account.getUuid().hashCode());
 845            }
 846        }
 847        WakeLockHelper.release(wakeLock);
 848    }
 849
 850    private void handleOrbotStartedEvent() {
 851        for (final Account account : accounts) {
 852            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
 853                reconnectAccount(account, true, false);
 854            }
 855        }
 856    }
 857
 858    private boolean processAccountState(
 859            final Account account,
 860            final boolean interactive,
 861            final boolean isUiAction,
 862            final boolean isAccountPushed,
 863            final HashSet<Account> pingCandidates) {
 864        final var connection = account.getXmppConnection();
 865        if (!account.getStatus().isAttemptReconnect()) {
 866            return false;
 867        }
 868        final var requestCode = account.getUuid().hashCode();
 869        if (!hasInternetConnection()) {
 870            connection.setStatusAndTriggerProcessor(Account.State.NO_INTERNET);
 871        } else {
 872            if (account.getStatus() == Account.State.NO_INTERNET) {
 873                connection.setStatusAndTriggerProcessor(Account.State.OFFLINE);
 874            }
 875            if (account.getStatus() == Account.State.ONLINE) {
 876                synchronized (mLowPingTimeoutMode) {
 877                    long lastReceived = account.getXmppConnection().getLastPacketReceived();
 878                    long lastSent = account.getXmppConnection().getLastPingSent();
 879                    long pingInterval =
 880                            isUiAction
 881                                    ? Config.PING_MIN_INTERVAL * 1000
 882                                    : Config.PING_MAX_INTERVAL * 1000;
 883                    long msToNextPing =
 884                            (Math.max(lastReceived, lastSent) + pingInterval)
 885                                    - SystemClock.elapsedRealtime();
 886                    int pingTimeout =
 887                            mLowPingTimeoutMode.contains(account.getJid().asBareJid())
 888                                    ? Config.LOW_PING_TIMEOUT * 1000
 889                                    : Config.PING_TIMEOUT * 1000;
 890                    long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 891                    if (lastSent > lastReceived) {
 892                        if (pingTimeoutIn < 0) {
 893                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
 894                            this.reconnectAccount(account, true, interactive);
 895                        } else {
 896                            this.scheduleWakeUpCall(pingTimeoutIn, requestCode);
 897                        }
 898                    } else {
 899                        pingCandidates.add(account);
 900                        if (isAccountPushed) {
 901                            if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
 902                                Log.d(
 903                                        Config.LOGTAG,
 904                                        account.getJid().asBareJid()
 905                                                + ": entering low ping timeout mode");
 906                            }
 907                            return true;
 908                        } else if (msToNextPing <= 0) {
 909                            return true;
 910                        } else {
 911                            this.scheduleWakeUpCall(msToNextPing, requestCode);
 912                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 913                                Log.d(
 914                                        Config.LOGTAG,
 915                                        account.getJid().asBareJid()
 916                                                + ": leaving low ping timeout mode");
 917                            }
 918                        }
 919                    }
 920                }
 921            } else if (account.getStatus() == Account.State.OFFLINE) {
 922                reconnectAccount(account, true, interactive);
 923            } else if (account.getStatus() == Account.State.CONNECTING) {
 924                final var connectionDuration = connection.getConnectionDuration();
 925                final var discoDuration = connection.getDiscoDuration();
 926                final var connectionTimeout = Config.CONNECT_TIMEOUT * 1000L - connectionDuration;
 927                final var discoTimeout = Config.CONNECT_DISCO_TIMEOUT * 1000L - discoDuration;
 928                if (connectionTimeout < 0) {
 929                    connection.triggerConnectionTimeout();
 930                } else if (discoTimeout < 0) {
 931                    connection.sendDiscoTimeout();
 932                    scheduleWakeUpCall(discoTimeout, requestCode);
 933                } else {
 934                    scheduleWakeUpCall(Math.min(connectionTimeout, discoTimeout), requestCode);
 935                }
 936            } else {
 937                final boolean aggressive =
 938                        account.getStatus() == Account.State.SEE_OTHER_HOST
 939                                || hasJingleRtpConnection(account);
 940                if (connection.getTimeToNextAttempt(aggressive) <= 0) {
 941                    reconnectAccount(account, true, interactive);
 942                }
 943            }
 944        }
 945        return false;
 946    }
 947
 948    private void toggleSoftDisabled(final boolean softDisabled) {
 949        for (final Account account : this.accounts) {
 950            if (account.isEnabled()) {
 951                if (account.setOption(Account.OPTION_SOFT_DISABLED, softDisabled)) {
 952                    updateAccount(account);
 953                }
 954            }
 955        }
 956    }
 957
 958    public void fetchServiceOutageStatus(final Account account) {
 959        final var sosUrl = account.getKey(Account.KEY_SOS_URL);
 960        if (Strings.isNullOrEmpty(sosUrl)) {
 961            return;
 962        }
 963        final var url = HttpUrl.parse(sosUrl);
 964        if (url == null) {
 965            return;
 966        }
 967        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching service outage " + url);
 968        Futures.addCallback(
 969                ServiceOutageStatus.fetch(getApplicationContext(), url),
 970                new FutureCallback<>() {
 971                    @Override
 972                    public void onSuccess(final ServiceOutageStatus sos) {
 973                        Log.d(Config.LOGTAG, "fetched " + sos);
 974                        account.setServiceOutageStatus(sos);
 975                        updateAccountUi();
 976                    }
 977
 978                    @Override
 979                    public void onFailure(@NonNull Throwable throwable) {
 980                        Log.d(Config.LOGTAG, "error fetching sos", throwable);
 981                    }
 982                },
 983                MoreExecutors.directExecutor());
 984    }
 985
 986    public boolean processUnifiedPushMessage(
 987            final Account account, final Jid transport, final Push push) {
 988        return unifiedPushBroker.processPushMessage(account, transport, push);
 989    }
 990
 991    public void reinitializeMuclumbusService() {
 992        mChannelDiscoveryService.initializeMuclumbusService();
 993    }
 994
 995    public void discoverChannels(
 996            String query,
 997            ChannelDiscoveryService.Method method,
 998            ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
 999        mChannelDiscoveryService.discover(
1000                Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
1001    }
1002
1003    public boolean isDataSaverDisabled() {
1004        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
1005            return true;
1006        }
1007        final ConnectivityManager connectivityManager = getSystemService(ConnectivityManager.class);
1008        return !Compatibility.isActiveNetworkMetered(connectivityManager)
1009                || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1010                        == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1011    }
1012
1013    private void directReply(
1014            final Conversation conversation,
1015            final String body,
1016            final String lastMessageUuid,
1017            final boolean dismissAfterReply) {
1018        final Message inReplyTo =
1019                lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1020        final Message message = new Message(conversation, body, conversation.getNextEncryption());
1021        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1022            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1023        }
1024        message.markUnread();
1025        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1026            getPgpEngine()
1027                    .encrypt(
1028                            message,
1029                            new UiCallback<Message>() {
1030                                @Override
1031                                public void success(Message message) {
1032                                    if (dismissAfterReply) {
1033                                        markRead((Conversation) message.getConversation(), true);
1034                                    } else {
1035                                        mNotificationService.pushFromDirectReply(message);
1036                                    }
1037                                }
1038
1039                                @Override
1040                                public void error(int errorCode, Message object) {}
1041
1042                                @Override
1043                                public void userInputRequired(PendingIntent pi, Message object) {}
1044                            });
1045        } else {
1046            sendMessage(message);
1047            if (dismissAfterReply) {
1048                markRead(conversation, true);
1049            } else {
1050                mNotificationService.pushFromDirectReply(message);
1051            }
1052        }
1053    }
1054
1055    private boolean dndOnSilentMode() {
1056        return getBooleanPreference(AppSettings.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1057    }
1058
1059    private boolean manuallyChangePresence() {
1060        return getBooleanPreference(
1061                AppSettings.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1062    }
1063
1064    private boolean treatVibrateAsSilent() {
1065        return getBooleanPreference(
1066                AppSettings.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1067    }
1068
1069    private boolean awayWhenScreenLocked() {
1070        return getBooleanPreference(
1071                AppSettings.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1072    }
1073
1074    private String getCompressPicturesPreference() {
1075        return getPreferences()
1076                .getString(
1077                        "picture_compression",
1078                        getResources().getString(R.string.picture_compression));
1079    }
1080
1081    private im.conversations.android.xmpp.model.stanza.Presence.Availability getTargetPresence() {
1082        if (dndOnSilentMode() && isPhoneSilenced()) {
1083            return im.conversations.android.xmpp.model.stanza.Presence.Availability.DND;
1084        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1085            return im.conversations.android.xmpp.model.stanza.Presence.Availability.AWAY;
1086        } else {
1087            return im.conversations.android.xmpp.model.stanza.Presence.Availability.ONLINE;
1088        }
1089    }
1090
1091    public boolean isScreenLocked() {
1092        final KeyguardManager keyguardManager = getSystemService(KeyguardManager.class);
1093        final PowerManager powerManager = getSystemService(PowerManager.class);
1094        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1095        final boolean interactive;
1096        try {
1097            interactive = powerManager != null && powerManager.isInteractive();
1098        } catch (final Exception e) {
1099            return false;
1100        }
1101        return locked || !interactive;
1102    }
1103
1104    private boolean isPhoneSilenced() {
1105        final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1106        final int filter =
1107                notificationManager == null
1108                        ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN
1109                        : notificationManager.getCurrentInterruptionFilter();
1110        final boolean notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1111        final AudioManager audioManager = getSystemService(AudioManager.class);
1112        final int ringerMode =
1113                audioManager == null
1114                        ? AudioManager.RINGER_MODE_NORMAL
1115                        : audioManager.getRingerMode();
1116        try {
1117            if (treatVibrateAsSilent()) {
1118                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1119            } else {
1120                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1121            }
1122        } catch (final Throwable throwable) {
1123            Log.d(
1124                    Config.LOGTAG,
1125                    "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1126            return notificationDnd;
1127        }
1128    }
1129
1130    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1131        Log.d(Config.LOGTAG, "resetting all attempt counts");
1132        for (Account account : accounts) {
1133            if (account.hasErrorStatus() || reallyAll) {
1134                final XmppConnection connection = account.getXmppConnection();
1135                if (connection != null) {
1136                    connection.resetAttemptCount(retryImmediately);
1137                }
1138            }
1139            if (account.setShowErrorNotification(true)) {
1140                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1141            }
1142        }
1143        mNotificationService.updateErrorNotification();
1144    }
1145
1146    private void dismissErrorNotifications() {
1147        for (final Account account : this.accounts) {
1148            if (account.hasErrorStatus()) {
1149                Log.d(
1150                        Config.LOGTAG,
1151                        account.getJid().asBareJid() + ": dismissing error notification");
1152                if (account.setShowErrorNotification(false)) {
1153                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1154                }
1155            }
1156        }
1157    }
1158
1159    private void expireOldMessages() {
1160        expireOldMessages(false);
1161    }
1162
1163    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1164        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1165        mDatabaseWriterExecutor.execute(
1166                () -> {
1167                    long timestamp = getAutomaticMessageDeletionDate();
1168                    if (timestamp > 0) {
1169                        databaseBackend.expireOldMessages(timestamp);
1170                        synchronized (XmppConnectionService.this.conversations) {
1171                            for (Conversation conversation :
1172                                    XmppConnectionService.this.conversations) {
1173                                conversation.expireOldMessages(timestamp);
1174                                if (resetHasMessagesLeftOnServer) {
1175                                    conversation.messagesLoaded.set(true);
1176                                    conversation.setHasMessagesLeftOnServer(true);
1177                                }
1178                            }
1179                        }
1180                        updateConversationUi();
1181                    }
1182                });
1183    }
1184
1185    public boolean hasInternetConnection() {
1186        final ConnectivityManager cm =
1187                ContextCompat.getSystemService(this, ConnectivityManager.class);
1188        if (cm == null) {
1189            return true; // if internet connection can not be checked it is probably best to just
1190            // try
1191        }
1192        try {
1193            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1194                final Network activeNetwork = cm.getActiveNetwork();
1195                final NetworkCapabilities capabilities =
1196                        activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1197                return capabilities != null
1198                        && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1199            } else {
1200                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1201                return networkInfo != null
1202                        && (networkInfo.isConnected()
1203                                || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1204            }
1205        } catch (final RuntimeException e) {
1206            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1207            return true; // if internet connection can not be checked it is probably best to just
1208            // try
1209        }
1210    }
1211
1212    @SuppressLint("TrulyRandom")
1213    @Override
1214    public void onCreate() {
1215        LibIdnXmppStringprep.setup();
1216        if (Compatibility.twentySix()) {
1217            mNotificationService.initializeChannels();
1218        }
1219        mChannelDiscoveryService.initializeMuclumbusService();
1220        mForceDuringOnCreate.set(Compatibility.twentySix());
1221        toggleForegroundService();
1222        this.destroyed = false;
1223        OmemoSetting.load(this);
1224        try {
1225            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1226        } catch (Throwable throwable) {
1227            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1228        }
1229        updateMemorizingTrustManager();
1230        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1231        final int cacheSize = maxMemory / 8;
1232        this.mBitmapCache =
1233                new LruCache<String, Bitmap>(cacheSize) {
1234                    @Override
1235                    protected int sizeOf(final String key, final Bitmap bitmap) {
1236                        return bitmap.getByteCount() / 1024;
1237                    }
1238                };
1239        if (mLastActivity == 0) {
1240            mLastActivity =
1241                    getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1242        }
1243
1244        Log.d(Config.LOGTAG, "initializing database...");
1245        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1246        Log.d(Config.LOGTAG, "restoring accounts...");
1247        this.accounts = databaseBackend.getAccounts();
1248        for (final var account : this.accounts) {
1249            account.setXmppConnection(createConnection(account));
1250        }
1251        final SharedPreferences.Editor editor = getPreferences().edit();
1252        final boolean hasEnabledAccounts = hasEnabledAccounts();
1253        editor.putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1254        editor.apply();
1255        toggleSetProfilePictureActivity(hasEnabledAccounts);
1256        reconfigurePushDistributor();
1257
1258        if (CallIntegration.hasSystemFeature(this)) {
1259            CallIntegrationConnectionService.togglePhoneAccountsAsync(this, this.accounts);
1260        }
1261
1262        restoreFromDatabase();
1263
1264        if (QuickConversationsService.isContactListIntegration(this)
1265                && ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS)
1266                        == PackageManager.PERMISSION_GRANTED) {
1267            startContactObserver();
1268        }
1269        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1270        if (Compatibility.hasStoragePermission(this)) {
1271            Log.d(Config.LOGTAG, "starting file observer");
1272            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1273            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1274        }
1275        if (Config.supportOpenPgp()) {
1276            this.pgpServiceConnection =
1277                    new OpenPgpServiceConnection(
1278                            this,
1279                            "org.sufficientlysecure.keychain",
1280                            new OpenPgpServiceConnection.OnBound() {
1281                                @Override
1282                                public void onBound(final IOpenPgpService2 service) {
1283                                    for (Account account : accounts) {
1284                                        final PgpDecryptionService pgp =
1285                                                account.getPgpDecryptionService();
1286                                        if (pgp != null) {
1287                                            pgp.continueDecryption(true);
1288                                        }
1289                                    }
1290                                }
1291
1292                                @Override
1293                                public void onError(final Exception exception) {
1294                                    Log.e(
1295                                            Config.LOGTAG,
1296                                            "could not bind to OpenKeyChain",
1297                                            exception);
1298                                }
1299                            });
1300            this.pgpServiceConnection.bindToService();
1301        }
1302
1303        final PowerManager powerManager = getSystemService(PowerManager.class);
1304        if (powerManager != null) {
1305            this.wakeLock =
1306                    powerManager.newWakeLock(
1307                            PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1308        }
1309
1310        toggleForegroundService();
1311        updateUnreadCountBadge();
1312        toggleScreenEventReceiver();
1313        final IntentFilter systemBroadcastFilter = new IntentFilter();
1314        scheduleNextIdlePing();
1315        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1316            systemBroadcastFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1317        }
1318        systemBroadcastFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1319        ContextCompat.registerReceiver(
1320                this,
1321                this.mInternalEventReceiver,
1322                systemBroadcastFilter,
1323                ContextCompat.RECEIVER_NOT_EXPORTED);
1324        final IntentFilter exportedBroadcastFilter = new IntentFilter();
1325        exportedBroadcastFilter.addAction(TorServiceUtils.ACTION_STATUS);
1326        ContextCompat.registerReceiver(
1327                this,
1328                this.mInternalRestrictedEventReceiver,
1329                exportedBroadcastFilter,
1330                ContextCompat.RECEIVER_EXPORTED);
1331        mForceDuringOnCreate.set(false);
1332        toggleForegroundService();
1333        internalPingExecutor.scheduleWithFixedDelay(
1334                this::manageAccountConnectionStatesInternal, 10, 10, TimeUnit.SECONDS);
1335        final SharedPreferences sharedPreferences =
1336                androidx.preference.PreferenceManager.getDefaultSharedPreferences(this);
1337        sharedPreferences.registerOnSharedPreferenceChangeListener(
1338                new SharedPreferences.OnSharedPreferenceChangeListener() {
1339                    @Override
1340                    public void onSharedPreferenceChanged(
1341                            SharedPreferences sharedPreferences, @Nullable String key) {
1342                        Log.d(Config.LOGTAG, "preference '" + key + "' has changed");
1343                        if (AppSettings.KEEP_FOREGROUND_SERVICE.equals(key)) {
1344                            toggleForegroundService();
1345                        }
1346                    }
1347                });
1348    }
1349
1350    private void checkForDeletedFiles() {
1351        if (destroyed) {
1352            Log.d(
1353                    Config.LOGTAG,
1354                    "Do not check for deleted files because service has been destroyed");
1355            return;
1356        }
1357        final long start = SystemClock.elapsedRealtime();
1358        final List<DatabaseBackend.FilePathInfo> relativeFilePaths =
1359                databaseBackend.getFilePathInfo();
1360        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1361        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1362            if (destroyed) {
1363                Log.d(
1364                        Config.LOGTAG,
1365                        "Stop checking for deleted files because service has been destroyed");
1366                return;
1367            }
1368            final File file = fileBackend.getFileForPath(filePath.path);
1369            if (filePath.setDeleted(!file.exists())) {
1370                changed.add(filePath);
1371            }
1372        }
1373        final long duration = SystemClock.elapsedRealtime() - start;
1374        Log.d(
1375                Config.LOGTAG,
1376                "found "
1377                        + changed.size()
1378                        + " changed files on start up. total="
1379                        + relativeFilePaths.size()
1380                        + ". ("
1381                        + duration
1382                        + "ms)");
1383        if (changed.size() > 0) {
1384            databaseBackend.markFilesAsChanged(changed);
1385            markChangedFiles(changed);
1386        }
1387    }
1388
1389    public void startContactObserver() {
1390        getContentResolver()
1391                .registerContentObserver(
1392                        ContactsContract.Contacts.CONTENT_URI,
1393                        true,
1394                        new ContentObserver(null) {
1395                            @Override
1396                            public void onChange(boolean selfChange) {
1397                                super.onChange(selfChange);
1398                                if (restoredFromDatabaseLatch.getCount() == 0) {
1399                                    loadPhoneContacts();
1400                                }
1401                            }
1402                        });
1403    }
1404
1405    @Override
1406    public void onTrimMemory(int level) {
1407        super.onTrimMemory(level);
1408        if (level >= TRIM_MEMORY_COMPLETE) {
1409            Log.d(Config.LOGTAG, "clear cache due to low memory");
1410            getBitmapCache().evictAll();
1411        }
1412    }
1413
1414    @Override
1415    public void onDestroy() {
1416        try {
1417            unregisterReceiver(this.mInternalEventReceiver);
1418            unregisterReceiver(this.mInternalRestrictedEventReceiver);
1419            unregisterReceiver(this.mInternalScreenEventReceiver);
1420        } catch (final IllegalArgumentException e) {
1421            // ignored
1422        }
1423        destroyed = false;
1424        fileObserver.stopWatching();
1425        internalPingExecutor.shutdown();
1426        super.onDestroy();
1427    }
1428
1429    public void restartFileObserver() {
1430        Log.d(Config.LOGTAG, "restarting file observer");
1431        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1432        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1433    }
1434
1435    public void toggleScreenEventReceiver() {
1436        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1437            final IntentFilter filter = new IntentFilter();
1438            filter.addAction(Intent.ACTION_SCREEN_ON);
1439            filter.addAction(Intent.ACTION_SCREEN_OFF);
1440            filter.addAction(Intent.ACTION_USER_PRESENT);
1441            registerReceiver(this.mInternalScreenEventReceiver, filter);
1442        } else {
1443            try {
1444                unregisterReceiver(this.mInternalScreenEventReceiver);
1445            } catch (IllegalArgumentException e) {
1446                // ignored
1447            }
1448        }
1449    }
1450
1451    public void toggleForegroundService() {
1452        toggleForegroundService(false);
1453    }
1454
1455    public void setOngoingCall(
1456            AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1457        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1458        toggleForegroundService(false);
1459    }
1460
1461    public void removeOngoingCall() {
1462        ongoingCall.set(null);
1463        toggleForegroundService(false);
1464    }
1465
1466    private void toggleForegroundService(final boolean force) {
1467        final boolean status;
1468        final OngoingCall ongoing = ongoingCall.get();
1469        final boolean ongoingVideoTranscoding = mOngoingVideoTranscoding.get();
1470        final int id;
1471        if (force
1472                || mForceDuringOnCreate.get()
1473                || ongoingVideoTranscoding
1474                || ongoing != null
1475                || (appSettings.isKeepForegroundService() && hasEnabledAccounts())) {
1476            final Notification notification;
1477            if (ongoing != null) {
1478                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1479                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1480                startForegroundOrCatch(id, notification, true);
1481            } else if (ongoingVideoTranscoding) {
1482                notification = this.mNotificationService.getIndeterminateVideoTranscoding();
1483                id = NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID;
1484                startForegroundOrCatch(id, notification, false);
1485            } else {
1486                notification = this.mNotificationService.createForegroundNotification();
1487                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1488                startForegroundOrCatch(id, notification, false);
1489            }
1490            mNotificationService.notify(id, notification);
1491            status = true;
1492        } else {
1493            id = 0;
1494            stopForeground(true);
1495            status = false;
1496        }
1497
1498        for (final int toBeRemoved :
1499                Collections2.filter(
1500                        Arrays.asList(
1501                                NotificationService.FOREGROUND_NOTIFICATION_ID,
1502                                NotificationService.ONGOING_CALL_NOTIFICATION_ID,
1503                                NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID),
1504                        i -> i != id)) {
1505            mNotificationService.cancel(toBeRemoved);
1506        }
1507        Log.d(
1508                Config.LOGTAG,
1509                "ForegroundService: " + (status ? "on" : "off") + ", notification: " + id);
1510    }
1511
1512    private void startForegroundOrCatch(
1513            final int id, final Notification notification, final boolean requireMicrophone) {
1514        try {
1515            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
1516                final int foregroundServiceType;
1517                if (requireMicrophone
1518                        && ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1519                                == PackageManager.PERMISSION_GRANTED) {
1520                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1521                    Log.d(Config.LOGTAG, "defaulting to microphone foreground service type");
1522                } else if (getSystemService(PowerManager.class)
1523                        .isIgnoringBatteryOptimizations(getPackageName())) {
1524                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED;
1525                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1526                        == PackageManager.PERMISSION_GRANTED) {
1527                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1528                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
1529                        == PackageManager.PERMISSION_GRANTED) {
1530                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA;
1531                } else {
1532                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE;
1533                    Log.w(Config.LOGTAG, "falling back to special use foreground service type");
1534                }
1535                startForeground(id, notification, foregroundServiceType);
1536            } else {
1537                startForeground(id, notification);
1538            }
1539        } catch (final IllegalStateException | SecurityException e) {
1540            Log.e(Config.LOGTAG, "Could not start foreground service", e);
1541        }
1542    }
1543
1544    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1545        return !mOngoingVideoTranscoding.get()
1546                && ongoingCall.get() == null
1547                && appSettings.isKeepForegroundService()
1548                && hasEnabledAccounts();
1549    }
1550
1551    @Override
1552    public void onTaskRemoved(final Intent rootIntent) {
1553        super.onTaskRemoved(rootIntent);
1554        if ((appSettings.isKeepForegroundService() && hasEnabledAccounts())
1555                || mOngoingVideoTranscoding.get()
1556                || ongoingCall.get() != null) {
1557            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1558        } else {
1559            this.logoutAndSave(false);
1560        }
1561    }
1562
1563    private void logoutAndSave(boolean stop) {
1564        int activeAccounts = 0;
1565        for (final Account account : accounts) {
1566            if (account.isConnectionEnabled()) {
1567                account.getXmppConnection().getManager(RosterManager.class).writeToDatabase();
1568                activeAccounts++;
1569            }
1570            if (account.getXmppConnection() != null) {
1571                new Thread(() -> disconnect(account, false)).start();
1572            }
1573        }
1574        if (stop || activeAccounts == 0) {
1575            Log.d(Config.LOGTAG, "good bye");
1576            stopSelf();
1577        }
1578    }
1579
1580    private void schedulePostConnectivityChange() {
1581        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1582        if (alarmManager == null) {
1583            return;
1584        }
1585        final long triggerAtMillis =
1586                SystemClock.elapsedRealtime()
1587                        + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1588        final Intent intent = new Intent(this, SystemEventReceiver.class);
1589        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1590        try {
1591            final PendingIntent pendingIntent =
1592                    PendingIntent.getBroadcast(
1593                            this,
1594                            1,
1595                            intent,
1596                            s()
1597                                    ? PendingIntent.FLAG_IMMUTABLE
1598                                            | PendingIntent.FLAG_UPDATE_CURRENT
1599                                    : PendingIntent.FLAG_UPDATE_CURRENT);
1600            alarmManager.setAndAllowWhileIdle(
1601                    AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1602        } catch (RuntimeException e) {
1603            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1604        }
1605    }
1606
1607    public void scheduleWakeUpCall(final int seconds, final int requestCode) {
1608        scheduleWakeUpCall((seconds < 0 ? 1 : seconds + 1) * 1000L, requestCode);
1609    }
1610
1611    public void scheduleWakeUpCall(final long milliSeconds, final int requestCode) {
1612        final var timeToWake = SystemClock.elapsedRealtime() + milliSeconds;
1613        final var alarmManager = getSystemService(AlarmManager.class);
1614        final Intent intent = new Intent(this, SystemEventReceiver.class);
1615        intent.setAction(ACTION_PING);
1616        try {
1617            final PendingIntent pendingIntent =
1618                    PendingIntent.getBroadcast(
1619                            this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1620            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1621        } catch (final RuntimeException e) {
1622            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1623        }
1624    }
1625
1626    private void scheduleNextIdlePing() {
1627        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1628        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1629        if (alarmManager == null) {
1630            return;
1631        }
1632        final Intent intent = new Intent(this, SystemEventReceiver.class);
1633        intent.setAction(ACTION_IDLE_PING);
1634        try {
1635            final PendingIntent pendingIntent =
1636                    PendingIntent.getBroadcast(
1637                            this,
1638                            0,
1639                            intent,
1640                            s()
1641                                    ? PendingIntent.FLAG_IMMUTABLE
1642                                            | PendingIntent.FLAG_UPDATE_CURRENT
1643                                    : PendingIntent.FLAG_UPDATE_CURRENT);
1644            alarmManager.setAndAllowWhileIdle(
1645                    AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1646        } catch (RuntimeException e) {
1647            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1648        }
1649    }
1650
1651    public XmppConnection createConnection(final Account account) {
1652        final XmppConnection connection = new XmppConnection(account, this);
1653        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1654        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1655        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1656        return connection;
1657    }
1658
1659    public void sendChatState(Conversation conversation) {
1660        if (sendChatStates()) {
1661            final var packet = mMessageGenerator.generateChatState(conversation);
1662            sendMessagePacket(conversation.getAccount(), packet);
1663        }
1664    }
1665
1666    private void sendFileMessage(
1667            final Message message, final boolean delay, final boolean forceP2P) {
1668        final var account = message.getConversation().getAccount();
1669        Log.d(
1670                Config.LOGTAG,
1671                account.getJid().asBareJid() + ": send file message. forceP2P=" + forceP2P);
1672        if ((account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1673                        || message.getConversation().getMode() == Conversation.MODE_MULTI)
1674                && !forceP2P) {
1675            mHttpConnectionManager.createNewUploadConnection(message, delay);
1676        } else {
1677            mJingleConnectionManager.startJingleFileTransfer(message);
1678        }
1679    }
1680
1681    public void sendMessage(final Message message) {
1682        sendMessage(message, false, false, false);
1683    }
1684
1685    private void sendMessage(
1686            final Message message,
1687            final boolean resend,
1688            final boolean delay,
1689            final boolean forceP2P) {
1690        final Account account = message.getConversation().getAccount();
1691        if (account.setShowErrorNotification(true)) {
1692            databaseBackend.updateAccount(account);
1693            mNotificationService.updateErrorNotification();
1694        }
1695        final Conversation conversation = (Conversation) message.getConversation();
1696        account.deactivateGracePeriod();
1697
1698        if (QuickConversationsService.isQuicksy()
1699                && conversation.getMode() == Conversation.MODE_SINGLE) {
1700            final Contact contact = conversation.getContact();
1701            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1702                Log.d(
1703                        Config.LOGTAG,
1704                        account.getJid().asBareJid()
1705                                + ": adding "
1706                                + contact.getJid()
1707                                + " on sending message");
1708                createContact(contact);
1709            }
1710        }
1711
1712        im.conversations.android.xmpp.model.stanza.Message packet = null;
1713        final boolean addToConversation = !message.edited();
1714        boolean saveInDb = addToConversation;
1715        message.setStatus(Message.STATUS_WAITING);
1716
1717        if (message.getEncryption() != Message.ENCRYPTION_NONE
1718                && conversation.getMode() == Conversation.MODE_MULTI
1719                && conversation.isPrivateAndNonAnonymous()) {
1720            if (conversation.setAttribute(
1721                    Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1722                databaseBackend.updateConversation(conversation);
1723            }
1724        }
1725
1726        final boolean inProgressJoin = isJoinInProgress(conversation);
1727
1728        if (account.isOnlineAndConnected() && !inProgressJoin) {
1729            switch (message.getEncryption()) {
1730                case Message.ENCRYPTION_NONE:
1731                    if (message.needsUploading()) {
1732                        if (account.httpUploadAvailable(
1733                                        fileBackend.getFile(message, false).getSize())
1734                                || conversation.getMode() == Conversation.MODE_MULTI
1735                                || message.fixCounterpart()) {
1736                            this.sendFileMessage(message, delay, forceP2P);
1737                        } else {
1738                            break;
1739                        }
1740                    } else {
1741                        packet = mMessageGenerator.generateChat(message);
1742                    }
1743                    break;
1744                case Message.ENCRYPTION_PGP:
1745                case Message.ENCRYPTION_DECRYPTED:
1746                    if (message.needsUploading()) {
1747                        if (account.httpUploadAvailable(
1748                                        fileBackend.getFile(message, false).getSize())
1749                                || conversation.getMode() == Conversation.MODE_MULTI
1750                                || message.fixCounterpart()) {
1751                            this.sendFileMessage(message, delay, forceP2P);
1752                        } else {
1753                            break;
1754                        }
1755                    } else {
1756                        packet = mMessageGenerator.generatePgpChat(message);
1757                    }
1758                    break;
1759                case Message.ENCRYPTION_AXOLOTL:
1760                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1761                    if (message.needsUploading()) {
1762                        if (account.httpUploadAvailable(
1763                                        fileBackend.getFile(message, false).getSize())
1764                                || conversation.getMode() == Conversation.MODE_MULTI
1765                                || message.fixCounterpart()) {
1766                            this.sendFileMessage(message, delay, forceP2P);
1767                        } else {
1768                            break;
1769                        }
1770                    } else {
1771                        XmppAxolotlMessage axolotlMessage =
1772                                account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1773                        if (axolotlMessage == null) {
1774                            account.getAxolotlService().preparePayloadMessage(message, delay);
1775                        } else {
1776                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1777                        }
1778                    }
1779                    break;
1780            }
1781            if (packet != null) {
1782                if (account.getXmppConnection().getFeatures().sm()
1783                        || (conversation.getMode() == Conversation.MODE_MULTI
1784                                && message.getCounterpart().isBareJid())) {
1785                    message.setStatus(Message.STATUS_UNSEND);
1786                } else {
1787                    message.setStatus(Message.STATUS_SEND);
1788                }
1789            }
1790        } else {
1791            switch (message.getEncryption()) {
1792                case Message.ENCRYPTION_DECRYPTED:
1793                    if (!message.needsUploading()) {
1794                        String pgpBody = message.getEncryptedBody();
1795                        String decryptedBody = message.getBody();
1796                        message.setBody(pgpBody); // TODO might throw NPE
1797                        message.setEncryption(Message.ENCRYPTION_PGP);
1798                        if (message.edited()) {
1799                            message.setBody(decryptedBody);
1800                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1801                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1802                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1803                            }
1804                            updateConversationUi();
1805                            return;
1806                        } else {
1807                            databaseBackend.createMessage(message);
1808                            saveInDb = false;
1809                            message.setBody(decryptedBody);
1810                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1811                        }
1812                    }
1813                    break;
1814                case Message.ENCRYPTION_AXOLOTL:
1815                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1816                    break;
1817            }
1818        }
1819
1820        boolean mucMessage =
1821                conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1822        if (mucMessage) {
1823            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1824        }
1825
1826        if (resend) {
1827            if (packet != null && addToConversation) {
1828                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1829                    markMessage(message, Message.STATUS_UNSEND);
1830                } else {
1831                    markMessage(message, Message.STATUS_SEND);
1832                }
1833            }
1834        } else {
1835            if (addToConversation) {
1836                conversation.add(message);
1837            }
1838            if (saveInDb) {
1839                databaseBackend.createMessage(message);
1840            } else if (message.edited()) {
1841                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1842                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1843                }
1844            }
1845            updateConversationUi();
1846        }
1847        if (packet != null) {
1848            if (delay) {
1849                mMessageGenerator.addDelay(packet, message.getTimeSent());
1850            }
1851            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1852                if (this.sendChatStates()) {
1853                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1854                }
1855            }
1856            sendMessagePacket(account, packet);
1857        }
1858    }
1859
1860    private boolean isJoinInProgress(final Conversation conversation) {
1861        final Account account = conversation.getAccount();
1862        synchronized (account.inProgressConferenceJoins) {
1863            if (conversation.getMode() == Conversational.MODE_MULTI) {
1864                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1865                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1866                final boolean inProgressJoin = inProgress || pending;
1867                if (inProgressJoin) {
1868                    Log.d(
1869                            Config.LOGTAG,
1870                            account.getJid().asBareJid()
1871                                    + ": holding back message to group. inProgress="
1872                                    + inProgress
1873                                    + ", pending="
1874                                    + pending);
1875                }
1876                return inProgressJoin;
1877            } else {
1878                return false;
1879            }
1880        }
1881    }
1882
1883    public void sendUnsentMessages(final Conversation conversation) {
1884        conversation.findWaitingMessages(message -> resendMessage(message, true));
1885    }
1886
1887    public void resendMessage(final Message message, final boolean delay) {
1888        sendMessage(message, true, delay, false);
1889    }
1890
1891    public void requestEasyOnboardingInvite(
1892            final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
1893        final XmppConnection connection = account.getXmppConnection();
1894        final Jid jid =
1895                connection == null
1896                        ? null
1897                        : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
1898        if (jid == null) {
1899            callback.inviteRequestFailed(
1900                    getString(R.string.server_does_not_support_easy_onboarding_invites));
1901            return;
1902        }
1903        final Iq request = new Iq(Iq.Type.SET);
1904        request.setTo(jid);
1905        final Element command = request.addChild("command", Namespace.COMMANDS);
1906        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
1907        command.setAttribute("action", "execute");
1908        sendIqPacket(
1909                account,
1910                request,
1911                (response) -> {
1912                    if (response.getType() == Iq.Type.RESULT) {
1913                        final Element resultCommand =
1914                                response.findChild("command", Namespace.COMMANDS);
1915                        final Element x =
1916                                resultCommand == null
1917                                        ? null
1918                                        : resultCommand.findChild("x", Namespace.DATA);
1919                        if (x != null) {
1920                            final Data data = Data.parse(x);
1921                            final String uri = data.getValue("uri");
1922                            final String landingUrl = data.getValue("landing-url");
1923                            if (uri != null) {
1924                                final EasyOnboardingInvite invite =
1925                                        new EasyOnboardingInvite(
1926                                                jid.getDomain().toString(), uri, landingUrl);
1927                                callback.inviteRequested(invite);
1928                                return;
1929                            }
1930                        }
1931                        callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
1932                        Log.d(Config.LOGTAG, response.toString());
1933                    } else if (response.getType() == Iq.Type.ERROR) {
1934                        callback.inviteRequestFailed(IqParser.errorMessage(response));
1935                    } else {
1936                        callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
1937                    }
1938                });
1939    }
1940
1941    public void markReadUpToStanzaId(final Conversation conversation, final String stanzaId) {
1942        final Message message = conversation.findMessageWithServerMsgId(stanzaId);
1943        if (message == null) { // do we want to check if isRead?
1944            return;
1945        }
1946        markReadUpTo(conversation, message);
1947    }
1948
1949    public void markReadUpTo(final Conversation conversation, final Message message) {
1950        final boolean isDismissNotification = isDismissNotification(message);
1951        final var uuid = message.getUuid();
1952        Log.d(
1953                Config.LOGTAG,
1954                conversation.getAccount().getJid().asBareJid()
1955                        + ": mark "
1956                        + conversation.getJid().asBareJid()
1957                        + " as read up to "
1958                        + uuid);
1959        markRead(conversation, uuid, isDismissNotification);
1960    }
1961
1962    private static boolean isDismissNotification(final Message message) {
1963        Message next = message.next();
1964        while (next != null) {
1965            if (message.getStatus() == Message.STATUS_RECEIVED) {
1966                return false;
1967            }
1968            next = next.next();
1969        }
1970        return true;
1971    }
1972
1973    public void processModifiedBookmark(final Bookmark bookmark, final boolean pep) {
1974        final Account account = bookmark.getAccount();
1975        Conversation conversation = find(bookmark);
1976        if (conversation != null) {
1977            if (conversation.getMode() != Conversation.MODE_MULTI) {
1978                return;
1979            }
1980            bookmark.setConversation(conversation);
1981            if (pep && !bookmark.autojoin()) {
1982                Log.d(
1983                        Config.LOGTAG,
1984                        account.getJid().asBareJid()
1985                                + ": archiving conference ("
1986                                + conversation.getJid()
1987                                + ") after receiving pep");
1988                archiveConversation(conversation, false);
1989            } else {
1990                final MucOptions mucOptions = conversation.getMucOptions();
1991                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1992                    final String current = mucOptions.getActualNick();
1993                    final String proposed = mucOptions.getProposedNickPure();
1994                    if (current != null && !current.equals(proposed)) {
1995                        Log.d(
1996                                Config.LOGTAG,
1997                                account.getJid().asBareJid()
1998                                        + ": proposed nick changed after bookmark push "
1999                                        + current
2000                                        + "->"
2001                                        + proposed);
2002                        joinMuc(conversation);
2003                    }
2004                } else {
2005                    checkMucRequiresRename(conversation);
2006                }
2007            }
2008        } else if (bookmark.autojoin()) {
2009            conversation =
2010                    findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
2011            bookmark.setConversation(conversation);
2012        }
2013    }
2014
2015    public void processModifiedBookmark(final Bookmark bookmark) {
2016        processModifiedBookmark(bookmark, true);
2017    }
2018
2019    public void ensureBookmarkIsAutoJoin(final Conversation conversation) {
2020        final var account = conversation.getAccount();
2021        final var existingBookmark = conversation.getBookmark();
2022        if (existingBookmark == null) {
2023            final var bookmark = new Bookmark(account, conversation.getJid().asBareJid());
2024            bookmark.setAutojoin(true);
2025            createBookmark(account, bookmark);
2026        } else {
2027            if (existingBookmark.autojoin()) {
2028                return;
2029            }
2030            existingBookmark.setAutojoin(true);
2031            createBookmark(account, existingBookmark);
2032        }
2033    }
2034
2035    public void createBookmark(final Account account, final Bookmark bookmark) {
2036        account.putBookmark(bookmark);
2037        final XmppConnection connection = account.getXmppConnection();
2038        final ListenableFuture<Void> future;
2039        if (connection.getManager(BookmarkManager.class).hasFeature()) {
2040            future = connection.getManager(BookmarkManager.class).publish(bookmark);
2041        } else if (connection.getManager(LegacyBookmarkManager.class).hasConversion()) {
2042            future =
2043                    connection
2044                            .getManager(LegacyBookmarkManager.class)
2045                            .publish(account.getBookmarks());
2046        } else {
2047            future =
2048                    connection
2049                            .getManager(PrivateStorageManager.class)
2050                            .publishBookmarks(account.getBookmarks());
2051        }
2052        Futures.addCallback(
2053                future,
2054                new FutureCallback<Void>() {
2055                    @Override
2056                    public void onSuccess(Void result) {
2057                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": created bookmark");
2058                    }
2059
2060                    @Override
2061                    public void onFailure(@NonNull Throwable t) {
2062                        Log.d(
2063                                Config.LOGTAG,
2064                                account.getJid().asBareJid() + ": could not create bookmark",
2065                                t);
2066                    }
2067                },
2068                MoreExecutors.directExecutor());
2069    }
2070
2071    public void deleteBookmark(final Account account, final Bookmark bookmark) {
2072        account.removeBookmark(bookmark);
2073        final XmppConnection connection = account.getXmppConnection();
2074        final ListenableFuture<Void> future;
2075        if (connection.getManager(BookmarkManager.class).hasFeature()) {
2076            future =
2077                    connection
2078                            .getManager(BookmarkManager.class)
2079                            .retract(bookmark.getJid().asBareJid());
2080        } else if (connection.getManager(LegacyBookmarkManager.class).hasConversion()) {
2081            future =
2082                    connection
2083                            .getManager(LegacyBookmarkManager.class)
2084                            .publish(account.getBookmarks());
2085        } else {
2086            future =
2087                    connection
2088                            .getManager(PrivateStorageManager.class)
2089                            .publishBookmarks(account.getBookmarks());
2090        }
2091        Futures.addCallback(
2092                future,
2093                new FutureCallback<Void>() {
2094                    @Override
2095                    public void onSuccess(Void result) {
2096                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": deleted bookmark");
2097                    }
2098
2099                    @Override
2100                    public void onFailure(@NonNull Throwable t) {
2101                        Log.d(
2102                                Config.LOGTAG,
2103                                account.getJid().asBareJid() + ": could not delete bookmark",
2104                                t);
2105                    }
2106                },
2107                MoreExecutors.directExecutor());
2108    }
2109
2110    private void pushNodeAndEnforcePublishOptions(
2111            final Account account,
2112            final String node,
2113            final Element element,
2114            final String id,
2115            final Bundle options) {
2116        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
2117    }
2118
2119    private void pushNodeAndEnforcePublishOptions(
2120            final Account account,
2121            final String node,
2122            final Element element,
2123            final String id,
2124            final Bundle options,
2125            final boolean retry) {
2126        final Iq packet = mIqGenerator.publishElement(node, element, id, options);
2127        sendIqPacket(
2128                account,
2129                packet,
2130                (response) -> {
2131                    if (response.getType() == Iq.Type.RESULT) {
2132                        return;
2133                    }
2134                    if (retry && PublishOptions.preconditionNotMet(response)) {
2135                        pushNodeConfiguration(
2136                                account,
2137                                node,
2138                                options,
2139                                new OnConfigurationPushed() {
2140                                    @Override
2141                                    public void onPushSucceeded() {
2142                                        pushNodeAndEnforcePublishOptions(
2143                                                account, node, element, id, options, false);
2144                                    }
2145
2146                                    @Override
2147                                    public void onPushFailed() {
2148                                        Log.d(
2149                                                Config.LOGTAG,
2150                                                account.getJid().asBareJid()
2151                                                        + ": unable to push node configuration ("
2152                                                        + node
2153                                                        + ")");
2154                                    }
2155                                });
2156                    } else {
2157                        Log.d(
2158                                Config.LOGTAG,
2159                                account.getJid().asBareJid()
2160                                        + ": error publishing "
2161                                        + node
2162                                        + " (retry="
2163                                        + retry
2164                                        + ") "
2165                                        + response);
2166                    }
2167                });
2168    }
2169
2170    private void restoreFromDatabase() {
2171        synchronized (this.conversations) {
2172            final Map<String, Account> accountLookupTable =
2173                    ImmutableMap.copyOf(Maps.uniqueIndex(this.accounts, Account::getUuid));
2174            Log.d(Config.LOGTAG, "restoring conversations...");
2175            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
2176            this.conversations.addAll(
2177                    databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
2178            for (Iterator<Conversation> iterator = conversations.listIterator();
2179                    iterator.hasNext(); ) {
2180                Conversation conversation = iterator.next();
2181                Account account = accountLookupTable.get(conversation.getAccountUuid());
2182                if (account != null) {
2183                    conversation.setAccount(account);
2184                } else {
2185                    Log.e(
2186                            Config.LOGTAG,
2187                            "unable to restore Conversations with " + conversation.getJid());
2188                    iterator.remove();
2189                }
2190            }
2191            long diffConversationsRestore =
2192                    SystemClock.elapsedRealtime() - startTimeConversationsRestore;
2193            Log.d(
2194                    Config.LOGTAG,
2195                    "finished restoring conversations in " + diffConversationsRestore + "ms");
2196            Runnable runnable =
2197                    () -> {
2198                        if (DatabaseBackend.requiresMessageIndexRebuild()) {
2199                            DatabaseBackend.getInstance(this).rebuildMessagesIndex();
2200                        }
2201                        final long deletionDate = getAutomaticMessageDeletionDate();
2202                        mLastExpiryRun.set(SystemClock.elapsedRealtime());
2203                        if (deletionDate > 0) {
2204                            Log.d(
2205                                    Config.LOGTAG,
2206                                    "deleting messages that are older than "
2207                                            + AbstractGenerator.getTimestamp(deletionDate));
2208                            databaseBackend.expireOldMessages(deletionDate);
2209                        }
2210                        Log.d(Config.LOGTAG, "restoring roster...");
2211                        for (final Account account : accounts) {
2212                            account.getXmppConnection().getManager(RosterManager.class).restore();
2213                        }
2214                        getBitmapCache().evictAll();
2215                        loadPhoneContacts();
2216                        Log.d(Config.LOGTAG, "restoring messages...");
2217                        final long startMessageRestore = SystemClock.elapsedRealtime();
2218                        final Conversation quickLoad = QuickLoader.get(this.conversations);
2219                        if (quickLoad != null) {
2220                            restoreMessages(quickLoad);
2221                            updateConversationUi();
2222                            final long diffMessageRestore =
2223                                    SystemClock.elapsedRealtime() - startMessageRestore;
2224                            Log.d(
2225                                    Config.LOGTAG,
2226                                    "quickly restored "
2227                                            + quickLoad.getName()
2228                                            + " after "
2229                                            + diffMessageRestore
2230                                            + "ms");
2231                        }
2232                        for (Conversation conversation : this.conversations) {
2233                            if (quickLoad != conversation) {
2234                                restoreMessages(conversation);
2235                            }
2236                        }
2237                        mNotificationService.finishBacklog();
2238                        restoredFromDatabaseLatch.countDown();
2239                        final long diffMessageRestore =
2240                                SystemClock.elapsedRealtime() - startMessageRestore;
2241                        Log.d(
2242                                Config.LOGTAG,
2243                                "finished restoring messages in " + diffMessageRestore + "ms");
2244                        updateConversationUi();
2245                    };
2246            mDatabaseReaderExecutor.execute(
2247                    runnable); // will contain one write command (expiry) but that's fine
2248        }
2249    }
2250
2251    private void restoreMessages(Conversation conversation) {
2252        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2253        conversation.findUnsentTextMessages(
2254                message -> markMessage(message, Message.STATUS_WAITING));
2255        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2256    }
2257
2258    public void loadPhoneContacts() {
2259        mContactMergerExecutor.execute(
2260                () -> {
2261                    final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2262                    Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2263                    // TODO if we do this merge this only on enabled accounts we need to trigger
2264                    // this upon enable
2265                    for (final Account account : accounts) {
2266                        final var remaining =
2267                                new ArrayList<>(
2268                                        account.getRoster()
2269                                                .getWithSystemAccounts(JabberIdContact.class));
2270                        for (final JabberIdContact jidContact : contacts.values()) {
2271                            final Contact contact =
2272                                    account.getRoster().getContact(jidContact.getJid());
2273                            boolean needsCacheClean = contact.setPhoneContact(jidContact);
2274                            if (needsCacheClean) {
2275                                getAvatarService().clear(contact);
2276                            }
2277                            remaining.remove(contact);
2278                        }
2279                        for (final Contact contact : remaining) {
2280                            boolean needsCacheClean =
2281                                    contact.unsetPhoneContact(JabberIdContact.class);
2282                            if (needsCacheClean) {
2283                                getAvatarService().clear(contact);
2284                            }
2285                        }
2286                    }
2287                    Log.d(Config.LOGTAG, "finished merging phone contacts");
2288                    mShortcutService.refresh(
2289                            mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2290                    updateRosterUi();
2291                    mQuickConversationsService.considerSync();
2292                });
2293    }
2294
2295    public List<Conversation> getConversations() {
2296        return this.conversations;
2297    }
2298
2299    private void markFileDeleted(final File file) {
2300        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2301            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2302                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2303                return;
2304            }
2305        }
2306        final boolean isInternalFile = fileBackend.isInternalFile(file);
2307        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2308        Log.d(
2309                Config.LOGTAG,
2310                "deleted file "
2311                        + file.getAbsolutePath()
2312                        + " internal="
2313                        + isInternalFile
2314                        + ", database hits="
2315                        + uuids.size());
2316        markUuidsAsDeletedFiles(uuids);
2317    }
2318
2319    private void markUuidsAsDeletedFiles(List<String> uuids) {
2320        boolean deleted = false;
2321        for (Conversation conversation : getConversations()) {
2322            deleted |= conversation.markAsDeleted(uuids);
2323        }
2324        for (final String uuid : uuids) {
2325            evictPreview(uuid);
2326        }
2327        if (deleted) {
2328            updateConversationUi();
2329        }
2330    }
2331
2332    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2333        boolean changed = false;
2334        for (Conversation conversation : getConversations()) {
2335            changed |= conversation.markAsChanged(infos);
2336        }
2337        if (changed) {
2338            updateConversationUi();
2339        }
2340    }
2341
2342    public void populateWithOrderedConversations(final List<Conversation> list) {
2343        populateWithOrderedConversations(list, true, true);
2344    }
2345
2346    public void populateWithOrderedConversations(
2347            final List<Conversation> list, final boolean includeNoFileUpload) {
2348        populateWithOrderedConversations(list, includeNoFileUpload, true);
2349    }
2350
2351    public void populateWithOrderedConversations(
2352            final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2353        final List<String> orderedUuids;
2354        if (sort) {
2355            orderedUuids = null;
2356        } else {
2357            orderedUuids = new ArrayList<>();
2358            for (Conversation conversation : list) {
2359                orderedUuids.add(conversation.getUuid());
2360            }
2361        }
2362        list.clear();
2363        if (includeNoFileUpload) {
2364            list.addAll(getConversations());
2365        } else {
2366            for (Conversation conversation : getConversations()) {
2367                if (conversation.getMode() == Conversation.MODE_SINGLE
2368                        || (conversation.getAccount().httpUploadAvailable()
2369                                && conversation.getMucOptions().participating())) {
2370                    list.add(conversation);
2371                }
2372            }
2373        }
2374        try {
2375            if (orderedUuids != null) {
2376                Collections.sort(
2377                        list,
2378                        (a, b) -> {
2379                            final int indexA = orderedUuids.indexOf(a.getUuid());
2380                            final int indexB = orderedUuids.indexOf(b.getUuid());
2381                            if (indexA == -1 || indexB == -1 || indexA == indexB) {
2382                                return a.compareTo(b);
2383                            }
2384                            return indexA - indexB;
2385                        });
2386            } else {
2387                Collections.sort(list);
2388            }
2389        } catch (IllegalArgumentException e) {
2390            // ignore
2391        }
2392    }
2393
2394    public void loadMoreMessages(
2395            final Conversation conversation,
2396            final long timestamp,
2397            final OnMoreMessagesLoaded callback) {
2398        if (XmppConnectionService.this
2399                .getMessageArchiveService()
2400                .queryInProgress(conversation, callback)) {
2401            return;
2402        } else if (timestamp == 0) {
2403            return;
2404        }
2405        Log.d(
2406                Config.LOGTAG,
2407                "load more messages for "
2408                        + conversation.getName()
2409                        + " prior to "
2410                        + MessageGenerator.getTimestamp(timestamp));
2411        final Runnable runnable =
2412                () -> {
2413                    final Account account = conversation.getAccount();
2414                    List<Message> messages =
2415                            databaseBackend.getMessages(conversation, 50, timestamp);
2416                    if (messages.size() > 0) {
2417                        conversation.addAll(0, messages);
2418                        callback.onMoreMessagesLoaded(messages.size(), conversation);
2419                    } else if (conversation.hasMessagesLeftOnServer()
2420                            && account.isOnlineAndConnected()
2421                            && conversation.getLastClearHistory().getTimestamp() == 0) {
2422                        final boolean mamAvailable;
2423                        if (conversation.getMode() == Conversation.MODE_SINGLE) {
2424                            mamAvailable =
2425                                    account.getXmppConnection().getFeatures().mam()
2426                                            && !conversation.getContact().isBlocked();
2427                        } else {
2428                            mamAvailable = conversation.getMucOptions().mamSupport();
2429                        }
2430                        if (mamAvailable) {
2431                            MessageArchiveService.Query query =
2432                                    getMessageArchiveService()
2433                                            .query(
2434                                                    conversation,
2435                                                    new MamReference(0),
2436                                                    timestamp,
2437                                                    false);
2438                            if (query != null) {
2439                                query.setCallback(callback);
2440                                callback.informUser(R.string.fetching_history_from_server);
2441                            } else {
2442                                callback.informUser(R.string.not_fetching_history_retention_period);
2443                            }
2444                        }
2445                    }
2446                };
2447        mDatabaseReaderExecutor.execute(runnable);
2448    }
2449
2450    public List<Account> getAccounts() {
2451        return this.accounts;
2452    }
2453
2454    /**
2455     * This will find all conferences with the contact as member and also the conference that is the
2456     * contact (that 'fake' contact is used to store the avatar)
2457     */
2458    public List<Conversation> findAllConferencesWith(Contact contact) {
2459        final ArrayList<Conversation> results = new ArrayList<>();
2460        for (final Conversation c : conversations) {
2461            if (c.getMode() != Conversation.MODE_MULTI) {
2462                continue;
2463            }
2464            final MucOptions mucOptions = c.getMucOptions();
2465            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid())
2466                    || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2467                results.add(c);
2468            }
2469        }
2470        return results;
2471    }
2472
2473    public Conversation find(final Contact contact) {
2474        for (final Conversation conversation : this.conversations) {
2475            if (conversation.getContact() == contact) {
2476                return conversation;
2477            }
2478        }
2479        return null;
2480    }
2481
2482    public Conversation find(
2483            final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2484        if (jid == null) {
2485            return null;
2486        }
2487        for (final Conversation conversation : haystack) {
2488            if ((account == null || conversation.getAccount() == account)
2489                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2490                return conversation;
2491            }
2492        }
2493        return null;
2494    }
2495
2496    public boolean isConversationsListEmpty(final Conversation ignore) {
2497        synchronized (this.conversations) {
2498            final int size = this.conversations.size();
2499            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2500        }
2501    }
2502
2503    public boolean isConversationStillOpen(final Conversation conversation) {
2504        synchronized (this.conversations) {
2505            for (Conversation current : this.conversations) {
2506                if (current == conversation) {
2507                    return true;
2508                }
2509            }
2510        }
2511        return false;
2512    }
2513
2514    public Conversation findOrCreateConversation(
2515            Account account, Jid jid, boolean muc, final boolean async) {
2516        return this.findOrCreateConversation(account, jid, muc, false, async);
2517    }
2518
2519    public Conversation findOrCreateConversation(
2520            final Account account,
2521            final Jid jid,
2522            final boolean muc,
2523            final boolean joinAfterCreate,
2524            final boolean async) {
2525        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2526    }
2527
2528    public Conversation findOrCreateConversation(
2529            final Account account,
2530            final Jid jid,
2531            final boolean muc,
2532            final boolean joinAfterCreate,
2533            final MessageArchiveService.Query query,
2534            final boolean async) {
2535        synchronized (this.conversations) {
2536            final var cached = find(account, jid);
2537            if (cached != null) {
2538                return cached;
2539            }
2540            final var existing = databaseBackend.findConversation(account, jid);
2541            final Conversation conversation;
2542            final boolean loadMessagesFromDb;
2543            if (existing != null) {
2544                conversation = existing;
2545                loadMessagesFromDb = restoreFromArchive(conversation, jid, muc);
2546            } else {
2547                String conversationName;
2548                final Contact contact = account.getRoster().getContact(jid);
2549                if (contact != null) {
2550                    conversationName = contact.getDisplayName();
2551                } else {
2552                    conversationName = jid.getLocal();
2553                }
2554                if (muc) {
2555                    conversation =
2556                            new Conversation(
2557                                    conversationName, account, jid, Conversation.MODE_MULTI);
2558                } else {
2559                    conversation =
2560                            new Conversation(
2561                                    conversationName,
2562                                    account,
2563                                    jid.asBareJid(),
2564                                    Conversation.MODE_SINGLE);
2565                }
2566                this.databaseBackend.createConversation(conversation);
2567                loadMessagesFromDb = false;
2568            }
2569            if (async) {
2570                mDatabaseReaderExecutor.execute(
2571                        () ->
2572                                postProcessConversation(
2573                                        conversation, loadMessagesFromDb, joinAfterCreate, query));
2574            } else {
2575                postProcessConversation(conversation, loadMessagesFromDb, joinAfterCreate, query);
2576            }
2577            this.conversations.add(conversation);
2578            updateConversationUi();
2579            return conversation;
2580        }
2581    }
2582
2583    public Conversation findConversationByUuidReliable(final String uuid) {
2584        final var cached = findConversationByUuid(uuid);
2585        if (cached != null) {
2586            return cached;
2587        }
2588        final var existing = databaseBackend.findConversation(uuid);
2589        if (existing == null) {
2590            return null;
2591        }
2592        Log.d(Config.LOGTAG, "restoring conversation with " + existing.getJid() + " from DB");
2593        final Map<String, Account> accounts =
2594                ImmutableMap.copyOf(Maps.uniqueIndex(this.accounts, Account::getUuid));
2595        final var account = accounts.get(existing.getAccountUuid());
2596        if (account == null) {
2597            Log.d(Config.LOGTAG, "could not find account " + existing.getAccountUuid());
2598            return null;
2599        }
2600        existing.setAccount(account);
2601        final var loadMessagesFromDb = restoreFromArchive(existing);
2602        mDatabaseReaderExecutor.execute(
2603                () ->
2604                        postProcessConversation(
2605                                existing,
2606                                loadMessagesFromDb,
2607                                existing.getMode() == Conversational.MODE_MULTI,
2608                                null));
2609        this.conversations.add(existing);
2610        if (existing.getMode() == Conversational.MODE_MULTI) {
2611            ensureBookmarkIsAutoJoin(existing);
2612        }
2613        updateConversationUi();
2614        return existing;
2615    }
2616
2617    private boolean restoreFromArchive(
2618            final Conversation conversation, final Jid jid, final boolean muc) {
2619        if (muc) {
2620            conversation.setMode(Conversation.MODE_MULTI);
2621            conversation.setContactJid(jid);
2622        } else {
2623            conversation.setMode(Conversation.MODE_SINGLE);
2624            conversation.setContactJid(jid.asBareJid());
2625        }
2626        return restoreFromArchive(conversation);
2627    }
2628
2629    private boolean restoreFromArchive(final Conversation conversation) {
2630        conversation.setStatus(Conversation.STATUS_AVAILABLE);
2631        databaseBackend.updateConversation(conversation);
2632        return conversation.messagesLoaded.compareAndSet(true, false);
2633    }
2634
2635    private void postProcessConversation(
2636            final Conversation c,
2637            final boolean loadMessagesFromDb,
2638            final boolean joinAfterCreate,
2639            final MessageArchiveService.Query query) {
2640        final var singleMode = c.getMode() == Conversational.MODE_SINGLE;
2641        final var account = c.getAccount();
2642        if (loadMessagesFromDb) {
2643            c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2644            updateConversationUi();
2645            c.messagesLoaded.set(true);
2646        }
2647        if (account.getXmppConnection() != null
2648                && !c.getContact().isBlocked()
2649                && account.getXmppConnection().getFeatures().mam()
2650                && singleMode) {
2651            if (query == null) {
2652                mMessageArchiveService.query(c);
2653            } else {
2654                if (query.getConversation() == null) {
2655                    mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2656                }
2657            }
2658        }
2659        if (joinAfterCreate) {
2660            joinMuc(c);
2661        }
2662    }
2663
2664    public void archiveConversation(Conversation conversation) {
2665        archiveConversation(conversation, true);
2666    }
2667
2668    public void archiveConversation(
2669            Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2670        getNotificationService().clear(conversation);
2671        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2672        conversation.setNextMessage(null);
2673        synchronized (this.conversations) {
2674            getMessageArchiveService().kill(conversation);
2675            if (conversation.getMode() == Conversation.MODE_MULTI) {
2676                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2677                    final Bookmark bookmark = conversation.getBookmark();
2678                    if (maySynchronizeWithBookmarks && bookmark != null) {
2679                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2680                            Account account = bookmark.getAccount();
2681                            bookmark.setConversation(null);
2682                            deleteBookmark(account, bookmark);
2683                        } else if (bookmark.autojoin()) {
2684                            bookmark.setAutojoin(false);
2685                            createBookmark(bookmark.getAccount(), bookmark);
2686                        }
2687                    }
2688                }
2689                leaveMuc(conversation);
2690            } else {
2691                if (conversation
2692                        .getContact()
2693                        .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2694                    stopPresenceUpdatesTo(conversation.getContact());
2695                }
2696            }
2697            updateConversation(conversation);
2698            this.conversations.remove(conversation);
2699            updateConversationUi();
2700        }
2701    }
2702
2703    public void stopPresenceUpdatesTo(final Contact contact) {
2704        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2705        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2706        contact.getAccount()
2707                .getXmppConnection()
2708                .getManager(PresenceManager.class)
2709                .unsubscribed(contact.getJid().asBareJid());
2710    }
2711
2712    public void createAccount(final Account account) {
2713        account.setXmppConnection(createConnection(account));
2714        databaseBackend.createAccount(account);
2715        if (CallIntegration.hasSystemFeature(this)) {
2716            CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
2717        }
2718        this.accounts.add(account);
2719        this.reconnectAccountInBackground(account);
2720        updateAccountUi();
2721        syncEnabledAccountSetting();
2722        toggleForegroundService();
2723    }
2724
2725    private void syncEnabledAccountSetting() {
2726        final boolean hasEnabledAccounts = hasEnabledAccounts();
2727        getPreferences()
2728                .edit()
2729                .putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts)
2730                .apply();
2731        toggleSetProfilePictureActivity(hasEnabledAccounts);
2732    }
2733
2734    private void toggleSetProfilePictureActivity(final boolean enabled) {
2735        try {
2736            final ComponentName name =
2737                    new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2738            final int targetState =
2739                    enabled
2740                            ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED
2741                            : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2742            getPackageManager()
2743                    .setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2744        } catch (IllegalStateException e) {
2745            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
2746        }
2747    }
2748
2749    public boolean reconfigurePushDistributor() {
2750        return this.unifiedPushBroker.reconfigurePushDistributor();
2751    }
2752
2753    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(
2754            final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
2755        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
2756    }
2757
2758    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
2759        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
2760    }
2761
2762    public UnifiedPushBroker getUnifiedPushBroker() {
2763        return this.unifiedPushBroker;
2764    }
2765
2766    private void provisionAccount(final String address, final String password) {
2767        final Jid jid = Jid.of(address);
2768        final Account account = new Account(jid, password);
2769        account.setOption(Account.OPTION_DISABLED, true);
2770        Log.d(Config.LOGTAG, jid.asBareJid().toString() + ": provisioning account");
2771        createAccount(account);
2772    }
2773
2774    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2775        new Thread(
2776                        () -> {
2777                            try {
2778                                final X509Certificate[] chain =
2779                                        KeyChain.getCertificateChain(this, alias);
2780                                final X509Certificate cert =
2781                                        chain != null && chain.length > 0 ? chain[0] : null;
2782                                if (cert == null) {
2783                                    callback.informUser(R.string.unable_to_parse_certificate);
2784                                    return;
2785                                }
2786                                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2787                                if (info == null) {
2788                                    callback.informUser(R.string.certificate_does_not_contain_jid);
2789                                    return;
2790                                }
2791                                if (findAccountByJid(info.first) == null) {
2792                                    final Account account = new Account(info.first, "");
2793                                    account.setPrivateKeyAlias(alias);
2794                                    account.setOption(Account.OPTION_DISABLED, true);
2795                                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2796                                    account.setDisplayName(info.second);
2797                                    createAccount(account);
2798                                    callback.onAccountCreated(account);
2799                                    if (Config.X509_VERIFICATION) {
2800                                        try {
2801                                            getMemorizingTrustManager()
2802                                                    .getNonInteractive(account.getServer())
2803                                                    .checkClientTrusted(chain, "RSA");
2804                                        } catch (CertificateException e) {
2805                                            callback.informUser(
2806                                                    R.string.certificate_chain_is_not_trusted);
2807                                        }
2808                                    }
2809                                } else {
2810                                    callback.informUser(R.string.account_already_exists);
2811                                }
2812                            } catch (Exception e) {
2813                                callback.informUser(R.string.unable_to_parse_certificate);
2814                            }
2815                        })
2816                .start();
2817    }
2818
2819    public void updateKeyInAccount(final Account account, final String alias) {
2820        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2821        try {
2822            X509Certificate[] chain =
2823                    KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2824            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2825            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2826            if (info == null) {
2827                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2828                return;
2829            }
2830            if (account.getJid().asBareJid().equals(info.first)) {
2831                account.setPrivateKeyAlias(alias);
2832                account.setDisplayName(info.second);
2833                databaseBackend.updateAccount(account);
2834                if (Config.X509_VERIFICATION) {
2835                    try {
2836                        getMemorizingTrustManager()
2837                                .getNonInteractive()
2838                                .checkClientTrusted(chain, "RSA");
2839                    } catch (CertificateException e) {
2840                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2841                    }
2842                    account.getAxolotlService().regenerateKeys(true);
2843                }
2844            } else {
2845                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2846            }
2847        } catch (Exception e) {
2848            e.printStackTrace();
2849        }
2850    }
2851
2852    public boolean updateAccount(final Account account) {
2853        if (databaseBackend.updateAccount(account)) {
2854            account.setShowErrorNotification(true);
2855            // TODO what was the purpose of that? will likely be triggered by reconnect anyway?
2856            // this.statusListener.onStatusChanged(account);
2857            databaseBackend.updateAccount(account);
2858            reconnectAccountInBackground(account);
2859            updateAccountUi();
2860            getNotificationService().updateErrorNotification();
2861            toggleForegroundService();
2862            syncEnabledAccountSetting();
2863            mChannelDiscoveryService.cleanCache();
2864            if (CallIntegration.hasSystemFeature(this)) {
2865                CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
2866            }
2867            return true;
2868        } else {
2869            return false;
2870        }
2871    }
2872
2873    public void updateAccountPasswordOnServer(
2874            final Account account,
2875            final String newPassword,
2876            final OnAccountPasswordChanged callback) {
2877        final Iq iq = getIqGenerator().generateSetPassword(account, newPassword);
2878        sendIqPacket(
2879                account,
2880                iq,
2881                (packet) -> {
2882                    if (packet.getType() == Iq.Type.RESULT) {
2883                        account.setPassword(newPassword);
2884                        account.setOption(Account.OPTION_MAGIC_CREATE, false);
2885                        databaseBackend.updateAccount(account);
2886                        callback.onPasswordChangeSucceeded();
2887                    } else {
2888                        callback.onPasswordChangeFailed();
2889                    }
2890                });
2891    }
2892
2893    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
2894        final Iq iqPacket = new Iq(Iq.Type.SET);
2895        final Element query = iqPacket.addChild("query", Namespace.REGISTER);
2896        query.addChild("remove");
2897        sendIqPacket(
2898                account,
2899                iqPacket,
2900                (response) -> {
2901                    if (response.getType() == Iq.Type.RESULT) {
2902                        deleteAccount(account);
2903                        callback.accept(true);
2904                    } else {
2905                        callback.accept(false);
2906                    }
2907                });
2908    }
2909
2910    public void deleteAccount(final Account account) {
2911        final boolean connected = account.getStatus() == Account.State.ONLINE;
2912        synchronized (this.conversations) {
2913            if (connected) {
2914                account.getAxolotlService().deleteOmemoIdentity();
2915            }
2916            for (final Conversation conversation : conversations) {
2917                if (conversation.getAccount() == account) {
2918                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2919                        if (connected) {
2920                            leaveMuc(conversation);
2921                        }
2922                    }
2923                    conversations.remove(conversation);
2924                    mNotificationService.clear(conversation);
2925                }
2926            }
2927            if (account.getXmppConnection() != null) {
2928                new Thread(() -> disconnect(account, !connected)).start();
2929            }
2930            final Runnable runnable =
2931                    () -> {
2932                        if (!databaseBackend.deleteAccount(account)) {
2933                            Log.d(
2934                                    Config.LOGTAG,
2935                                    account.getJid().asBareJid() + ": unable to delete account");
2936                        }
2937                    };
2938            mDatabaseWriterExecutor.execute(runnable);
2939            this.accounts.remove(account);
2940            if (CallIntegration.hasSystemFeature(this)) {
2941                CallIntegrationConnectionService.unregisterPhoneAccount(this, account);
2942            }
2943            updateAccountUi();
2944            mNotificationService.updateErrorNotification();
2945            syncEnabledAccountSetting();
2946            toggleForegroundService();
2947        }
2948    }
2949
2950    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2951        final boolean remainingListeners;
2952        synchronized (LISTENER_LOCK) {
2953            remainingListeners = checkListeners();
2954            if (!this.mOnConversationUpdates.add(listener)) {
2955                Log.w(
2956                        Config.LOGTAG,
2957                        listener.getClass().getName()
2958                                + " is already registered as ConversationListChangedListener");
2959            }
2960            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2961        }
2962        if (remainingListeners) {
2963            switchToForeground();
2964        }
2965    }
2966
2967    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2968        final boolean remainingListeners;
2969        synchronized (LISTENER_LOCK) {
2970            this.mOnConversationUpdates.remove(listener);
2971            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2972            remainingListeners = checkListeners();
2973        }
2974        if (remainingListeners) {
2975            switchToBackground();
2976        }
2977    }
2978
2979    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2980        final boolean remainingListeners;
2981        synchronized (LISTENER_LOCK) {
2982            remainingListeners = checkListeners();
2983            if (!this.mOnShowErrorToasts.add(listener)) {
2984                Log.w(
2985                        Config.LOGTAG,
2986                        listener.getClass().getName()
2987                                + " is already registered as OnShowErrorToastListener");
2988            }
2989        }
2990        if (remainingListeners) {
2991            switchToForeground();
2992        }
2993    }
2994
2995    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2996        final boolean remainingListeners;
2997        synchronized (LISTENER_LOCK) {
2998            this.mOnShowErrorToasts.remove(onShowErrorToast);
2999            remainingListeners = checkListeners();
3000        }
3001        if (remainingListeners) {
3002            switchToBackground();
3003        }
3004    }
3005
3006    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
3007        final boolean remainingListeners;
3008        synchronized (LISTENER_LOCK) {
3009            remainingListeners = checkListeners();
3010            if (!this.mOnAccountUpdates.add(listener)) {
3011                Log.w(
3012                        Config.LOGTAG,
3013                        listener.getClass().getName()
3014                                + " is already registered as OnAccountListChangedtListener");
3015            }
3016        }
3017        if (remainingListeners) {
3018            switchToForeground();
3019        }
3020    }
3021
3022    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
3023        final boolean remainingListeners;
3024        synchronized (LISTENER_LOCK) {
3025            this.mOnAccountUpdates.remove(listener);
3026            remainingListeners = checkListeners();
3027        }
3028        if (remainingListeners) {
3029            switchToBackground();
3030        }
3031    }
3032
3033    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3034        final boolean remainingListeners;
3035        synchronized (LISTENER_LOCK) {
3036            remainingListeners = checkListeners();
3037            if (!this.mOnCaptchaRequested.add(listener)) {
3038                Log.w(
3039                        Config.LOGTAG,
3040                        listener.getClass().getName()
3041                                + " is already registered as OnCaptchaRequestListener");
3042            }
3043        }
3044        if (remainingListeners) {
3045            switchToForeground();
3046        }
3047    }
3048
3049    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3050        final boolean remainingListeners;
3051        synchronized (LISTENER_LOCK) {
3052            this.mOnCaptchaRequested.remove(listener);
3053            remainingListeners = checkListeners();
3054        }
3055        if (remainingListeners) {
3056            switchToBackground();
3057        }
3058    }
3059
3060    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
3061        final boolean remainingListeners;
3062        synchronized (LISTENER_LOCK) {
3063            remainingListeners = checkListeners();
3064            if (!this.mOnRosterUpdates.add(listener)) {
3065                Log.w(
3066                        Config.LOGTAG,
3067                        listener.getClass().getName()
3068                                + " is already registered as OnRosterUpdateListener");
3069            }
3070        }
3071        if (remainingListeners) {
3072            switchToForeground();
3073        }
3074    }
3075
3076    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
3077        final boolean remainingListeners;
3078        synchronized (LISTENER_LOCK) {
3079            this.mOnRosterUpdates.remove(listener);
3080            remainingListeners = checkListeners();
3081        }
3082        if (remainingListeners) {
3083            switchToBackground();
3084        }
3085    }
3086
3087    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3088        final boolean remainingListeners;
3089        synchronized (LISTENER_LOCK) {
3090            remainingListeners = checkListeners();
3091            if (!this.mOnUpdateBlocklist.add(listener)) {
3092                Log.w(
3093                        Config.LOGTAG,
3094                        listener.getClass().getName()
3095                                + " is already registered as OnUpdateBlocklistListener");
3096            }
3097        }
3098        if (remainingListeners) {
3099            switchToForeground();
3100        }
3101    }
3102
3103    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3104        final boolean remainingListeners;
3105        synchronized (LISTENER_LOCK) {
3106            this.mOnUpdateBlocklist.remove(listener);
3107            remainingListeners = checkListeners();
3108        }
3109        if (remainingListeners) {
3110            switchToBackground();
3111        }
3112    }
3113
3114    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
3115        final boolean remainingListeners;
3116        synchronized (LISTENER_LOCK) {
3117            remainingListeners = checkListeners();
3118            if (!this.mOnKeyStatusUpdated.add(listener)) {
3119                Log.w(
3120                        Config.LOGTAG,
3121                        listener.getClass().getName()
3122                                + " is already registered as OnKeyStatusUpdateListener");
3123            }
3124        }
3125        if (remainingListeners) {
3126            switchToForeground();
3127        }
3128    }
3129
3130    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
3131        final boolean remainingListeners;
3132        synchronized (LISTENER_LOCK) {
3133            this.mOnKeyStatusUpdated.remove(listener);
3134            remainingListeners = checkListeners();
3135        }
3136        if (remainingListeners) {
3137            switchToBackground();
3138        }
3139    }
3140
3141    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3142        final boolean remainingListeners;
3143        synchronized (LISTENER_LOCK) {
3144            remainingListeners = checkListeners();
3145            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
3146                Log.w(
3147                        Config.LOGTAG,
3148                        listener.getClass().getName()
3149                                + " is already registered as OnJingleRtpConnectionUpdate");
3150            }
3151        }
3152        if (remainingListeners) {
3153            switchToForeground();
3154        }
3155    }
3156
3157    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3158        final boolean remainingListeners;
3159        synchronized (LISTENER_LOCK) {
3160            this.onJingleRtpConnectionUpdate.remove(listener);
3161            remainingListeners = checkListeners();
3162        }
3163        if (remainingListeners) {
3164            switchToBackground();
3165        }
3166    }
3167
3168    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
3169        final boolean remainingListeners;
3170        synchronized (LISTENER_LOCK) {
3171            remainingListeners = checkListeners();
3172            if (!this.mOnMucRosterUpdate.add(listener)) {
3173                Log.w(
3174                        Config.LOGTAG,
3175                        listener.getClass().getName()
3176                                + " is already registered as OnMucRosterListener");
3177            }
3178        }
3179        if (remainingListeners) {
3180            switchToForeground();
3181        }
3182    }
3183
3184    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
3185        final boolean remainingListeners;
3186        synchronized (LISTENER_LOCK) {
3187            this.mOnMucRosterUpdate.remove(listener);
3188            remainingListeners = checkListeners();
3189        }
3190        if (remainingListeners) {
3191            switchToBackground();
3192        }
3193    }
3194
3195    public boolean checkListeners() {
3196        return (this.mOnAccountUpdates.isEmpty()
3197                && this.mOnConversationUpdates.isEmpty()
3198                && this.mOnRosterUpdates.isEmpty()
3199                && this.mOnCaptchaRequested.isEmpty()
3200                && this.mOnMucRosterUpdate.isEmpty()
3201                && this.mOnUpdateBlocklist.isEmpty()
3202                && this.mOnShowErrorToasts.isEmpty()
3203                && this.onJingleRtpConnectionUpdate.isEmpty()
3204                && this.mOnKeyStatusUpdated.isEmpty());
3205    }
3206
3207    private void switchToForeground() {
3208        toggleSoftDisabled(false);
3209        final boolean broadcastLastActivity = broadcastLastActivity();
3210        for (Conversation conversation : getConversations()) {
3211            if (conversation.getMode() == Conversation.MODE_MULTI) {
3212                conversation.getMucOptions().resetChatState();
3213            } else {
3214                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
3215            }
3216        }
3217        for (Account account : getAccounts()) {
3218            if (account.getStatus() == Account.State.ONLINE) {
3219                account.deactivateGracePeriod();
3220                final XmppConnection connection = account.getXmppConnection();
3221                if (connection != null) {
3222                    if (connection.getFeatures().csi()) {
3223                        connection.sendActive();
3224                    }
3225                    if (broadcastLastActivity) {
3226                        sendPresence(
3227                                account,
3228                                false); // send new presence but don't include idle because we are
3229                        // not
3230                    }
3231                }
3232            }
3233        }
3234        Log.d(Config.LOGTAG, "app switched into foreground");
3235    }
3236
3237    private void switchToBackground() {
3238        final boolean broadcastLastActivity = broadcastLastActivity();
3239        if (broadcastLastActivity) {
3240            mLastActivity = System.currentTimeMillis();
3241            final SharedPreferences.Editor editor = getPreferences().edit();
3242            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
3243            editor.apply();
3244        }
3245        for (Account account : getAccounts()) {
3246            if (account.getStatus() == Account.State.ONLINE) {
3247                XmppConnection connection = account.getXmppConnection();
3248                if (connection != null) {
3249                    if (broadcastLastActivity) {
3250                        sendPresence(account, true);
3251                    }
3252                    if (connection.getFeatures().csi()) {
3253                        connection.sendInactive();
3254                    }
3255                }
3256            }
3257        }
3258        this.mNotificationService.setIsInForeground(false);
3259        Log.d(Config.LOGTAG, "app switched into background");
3260    }
3261
3262    public void connectMultiModeConversations(Account account) {
3263        List<Conversation> conversations = getConversations();
3264        for (Conversation conversation : conversations) {
3265            if (conversation.getMode() == Conversation.MODE_MULTI
3266                    && conversation.getAccount() == account) {
3267                joinMuc(conversation);
3268            }
3269        }
3270    }
3271
3272    public void mucSelfPingAndRejoin(final Conversation conversation) {
3273        final Account account = conversation.getAccount();
3274        synchronized (account.inProgressConferenceJoins) {
3275            if (account.inProgressConferenceJoins.contains(conversation)) {
3276                Log.d(
3277                        Config.LOGTAG,
3278                        account.getJid().asBareJid()
3279                                + ": canceling muc self ping because join is already under way");
3280                return;
3281            }
3282        }
3283        synchronized (account.inProgressConferencePings) {
3284            if (!account.inProgressConferencePings.add(conversation)) {
3285                Log.d(
3286                        Config.LOGTAG,
3287                        account.getJid().asBareJid()
3288                                + ": canceling muc self ping because ping is already under way");
3289                return;
3290            }
3291        }
3292        // TODO use PingManager
3293        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
3294        final Iq ping = new Iq(Iq.Type.GET);
3295        ping.setTo(self);
3296        ping.addChild("ping", Namespace.PING);
3297        sendIqPacket(
3298                conversation.getAccount(),
3299                ping,
3300                (response) -> {
3301                    if (response.getType() == Iq.Type.ERROR) {
3302                        final var error = response.getError();
3303                        if (error == null
3304                                || error.hasChild("service-unavailable")
3305                                || error.hasChild("feature-not-implemented")
3306                                || error.hasChild("item-not-found")) {
3307                            Log.d(
3308                                    Config.LOGTAG,
3309                                    account.getJid().asBareJid()
3310                                            + ": ping to "
3311                                            + self
3312                                            + " came back as ignorable error");
3313                        } else {
3314                            Log.d(
3315                                    Config.LOGTAG,
3316                                    account.getJid().asBareJid()
3317                                            + ": ping to "
3318                                            + self
3319                                            + " failed. attempting rejoin");
3320                            joinMuc(conversation);
3321                        }
3322                    } else if (response.getType() == Iq.Type.RESULT) {
3323                        Log.d(
3324                                Config.LOGTAG,
3325                                account.getJid().asBareJid()
3326                                        + ": ping to "
3327                                        + self
3328                                        + " came back fine");
3329                    }
3330                    synchronized (account.inProgressConferencePings) {
3331                        account.inProgressConferencePings.remove(conversation);
3332                    }
3333                });
3334    }
3335
3336    public void joinMuc(Conversation conversation) {
3337        joinMuc(conversation, null, false);
3338    }
3339
3340    public void joinMuc(Conversation conversation, boolean followedInvite) {
3341        joinMuc(conversation, null, followedInvite);
3342    }
3343
3344    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
3345        joinMuc(conversation, onConferenceJoined, false);
3346    }
3347
3348    private void joinMuc(
3349            final Conversation conversation,
3350            final OnConferenceJoined onConferenceJoined,
3351            final boolean followedInvite) {
3352        final Account account = conversation.getAccount();
3353        synchronized (account.pendingConferenceJoins) {
3354            account.pendingConferenceJoins.remove(conversation);
3355        }
3356        synchronized (account.pendingConferenceLeaves) {
3357            account.pendingConferenceLeaves.remove(conversation);
3358        }
3359        if (account.getStatus() == Account.State.ONLINE) {
3360            synchronized (account.inProgressConferenceJoins) {
3361                account.inProgressConferenceJoins.add(conversation);
3362            }
3363            if (Config.MUC_LEAVE_BEFORE_JOIN) {
3364                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
3365            }
3366            conversation.resetMucOptions();
3367            if (onConferenceJoined != null) {
3368                conversation.getMucOptions().flagNoAutoPushConfiguration();
3369            }
3370            conversation.setHasMessagesLeftOnServer(false);
3371            fetchConferenceConfiguration(
3372                    conversation,
3373                    new OnConferenceConfigurationFetched() {
3374
3375                        private void join(Conversation conversation) {
3376                            Account account = conversation.getAccount();
3377                            final MucOptions mucOptions = conversation.getMucOptions();
3378
3379                            if (mucOptions.nonanonymous()
3380                                    && !mucOptions.membersOnly()
3381                                    && !conversation.getBooleanAttribute(
3382                                            "accept_non_anonymous", false)) {
3383                                synchronized (account.inProgressConferenceJoins) {
3384                                    account.inProgressConferenceJoins.remove(conversation);
3385                                }
3386                                mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
3387                                updateConversationUi();
3388                                if (onConferenceJoined != null) {
3389                                    onConferenceJoined.onConferenceJoined(conversation);
3390                                }
3391                                return;
3392                            }
3393
3394                            final Jid joinJid = mucOptions.getSelf().getFullJid();
3395                            Log.d(
3396                                    Config.LOGTAG,
3397                                    account.getJid().asBareJid().toString()
3398                                            + ": joining conversation "
3399                                            + joinJid.toString());
3400                            final var packet =
3401                                    mPresenceGenerator.selfPresence(
3402                                            account,
3403                                            im.conversations.android.xmpp.model.stanza.Presence
3404                                                    .Availability.ONLINE,
3405                                            mucOptions.nonanonymous()
3406                                                    || onConferenceJoined != null);
3407                            packet.setTo(joinJid);
3408                            Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3409                            if (conversation.getMucOptions().getPassword() != null) {
3410                                x.addChild("password").setContent(mucOptions.getPassword());
3411                            }
3412
3413                            if (mucOptions.mamSupport()) {
3414                                // Use MAM instead of the limited muc history to get history
3415                                x.addChild("history").setAttribute("maxchars", "0");
3416                            } else {
3417                                // Fallback to muc history
3418                                x.addChild("history")
3419                                        .setAttribute(
3420                                                "since",
3421                                                PresenceGenerator.getTimestamp(
3422                                                        conversation
3423                                                                .getLastMessageTransmitted()
3424                                                                .getTimestamp()));
3425                            }
3426                            sendPresencePacket(account, packet);
3427                            if (onConferenceJoined != null) {
3428                                onConferenceJoined.onConferenceJoined(conversation);
3429                            }
3430                            if (!joinJid.equals(conversation.getJid())) {
3431                                conversation.setContactJid(joinJid);
3432                                databaseBackend.updateConversation(conversation);
3433                            }
3434
3435                            if (mucOptions.mamSupport()) {
3436                                getMessageArchiveService().catchupMUC(conversation);
3437                            }
3438                            if (mucOptions.isPrivateAndNonAnonymous()) {
3439                                fetchConferenceMembers(conversation);
3440
3441                                if (followedInvite) {
3442                                    final Bookmark bookmark = conversation.getBookmark();
3443                                    if (bookmark != null) {
3444                                        if (!bookmark.autojoin()) {
3445                                            bookmark.setAutojoin(true);
3446                                            createBookmark(account, bookmark);
3447                                        }
3448                                    } else {
3449                                        saveConversationAsBookmark(conversation, null);
3450                                    }
3451                                }
3452                            }
3453                            synchronized (account.inProgressConferenceJoins) {
3454                                account.inProgressConferenceJoins.remove(conversation);
3455                                sendUnsentMessages(conversation);
3456                            }
3457                        }
3458
3459                        @Override
3460                        public void onConferenceConfigurationFetched(Conversation conversation) {
3461                            if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3462                                Log.d(
3463                                        Config.LOGTAG,
3464                                        account.getJid().asBareJid()
3465                                                + ": conversation ("
3466                                                + conversation.getJid()
3467                                                + ") got archived before IQ result");
3468                                return;
3469                            }
3470                            join(conversation);
3471                        }
3472
3473                        @Override
3474                        public void onFetchFailed(
3475                                final Conversation conversation, final String errorCondition) {
3476                            if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3477                                Log.d(
3478                                        Config.LOGTAG,
3479                                        account.getJid().asBareJid()
3480                                                + ": conversation ("
3481                                                + conversation.getJid()
3482                                                + ") got archived before IQ result");
3483                                return;
3484                            }
3485                            if ("remote-server-not-found".equals(errorCondition)) {
3486                                synchronized (account.inProgressConferenceJoins) {
3487                                    account.inProgressConferenceJoins.remove(conversation);
3488                                }
3489                                conversation
3490                                        .getMucOptions()
3491                                        .setError(MucOptions.Error.SERVER_NOT_FOUND);
3492                                updateConversationUi();
3493                            } else {
3494                                join(conversation);
3495                                fetchConferenceConfiguration(conversation);
3496                            }
3497                        }
3498                    });
3499            updateConversationUi();
3500        } else {
3501            synchronized (account.pendingConferenceJoins) {
3502                account.pendingConferenceJoins.add(conversation);
3503            }
3504            conversation.resetMucOptions();
3505            conversation.setHasMessagesLeftOnServer(false);
3506            updateConversationUi();
3507        }
3508    }
3509
3510    private void fetchConferenceMembers(final Conversation conversation) {
3511        final Account account = conversation.getAccount();
3512        final AxolotlService axolotlService = account.getAxolotlService();
3513        final String[] affiliations = {"member", "admin", "owner"};
3514        final Consumer<Iq> callback =
3515                new Consumer<Iq>() {
3516
3517                    private int i = 0;
3518                    private boolean success = true;
3519
3520                    @Override
3521                    public void accept(Iq response) {
3522                        final boolean omemoEnabled =
3523                                conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3524                        Element query = response.query("http://jabber.org/protocol/muc#admin");
3525                        if (response.getType() == Iq.Type.RESULT && query != null) {
3526                            for (Element child : query.getChildren()) {
3527                                if ("item".equals(child.getName())) {
3528                                    MucOptions.User user =
3529                                            AbstractParser.parseItem(conversation, child);
3530                                    if (!user.realJidMatchesAccount()) {
3531                                        boolean isNew =
3532                                                conversation.getMucOptions().updateUser(user);
3533                                        Contact contact = user.getContact();
3534                                        if (omemoEnabled
3535                                                && isNew
3536                                                && user.getRealJid() != null
3537                                                && (contact == null
3538                                                        || !contact.mutualPresenceSubscription())
3539                                                && axolotlService.hasEmptyDeviceList(
3540                                                        user.getRealJid())) {
3541                                            axolotlService.fetchDeviceIds(user.getRealJid());
3542                                        }
3543                                    }
3544                                }
3545                            }
3546                        } else {
3547                            success = false;
3548                            Log.d(
3549                                    Config.LOGTAG,
3550                                    account.getJid().asBareJid()
3551                                            + ": could not request affiliation "
3552                                            + affiliations[i]
3553                                            + " in "
3554                                            + conversation.getJid().asBareJid());
3555                        }
3556                        ++i;
3557                        if (i >= affiliations.length) {
3558                            final var mucOptions = conversation.getMucOptions();
3559                            final var members = mucOptions.getMembers(true);
3560                            if (success) {
3561                                List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3562                                boolean changed = false;
3563                                for (ListIterator<Jid> iterator = cryptoTargets.listIterator();
3564                                        iterator.hasNext(); ) {
3565                                    Jid jid = iterator.next();
3566                                    if (!members.contains(jid)
3567                                            && !members.contains(jid.getDomain())) {
3568                                        iterator.remove();
3569                                        Log.d(
3570                                                Config.LOGTAG,
3571                                                account.getJid().asBareJid()
3572                                                        + ": removed "
3573                                                        + jid
3574                                                        + " from crypto targets of "
3575                                                        + conversation.getName());
3576                                        changed = true;
3577                                    }
3578                                }
3579                                if (changed) {
3580                                    conversation.setAcceptedCryptoTargets(cryptoTargets);
3581                                    updateConversation(conversation);
3582                                }
3583                            }
3584                            getAvatarService().clear(mucOptions);
3585                            updateMucRosterUi();
3586                            updateConversationUi();
3587                        }
3588                    }
3589                };
3590        for (String affiliation : affiliations) {
3591            sendIqPacket(
3592                    account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3593        }
3594        Log.d(
3595                Config.LOGTAG,
3596                account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3597    }
3598
3599    public void providePasswordForMuc(final Conversation conversation, final String password) {
3600        if (conversation.getMode() == Conversation.MODE_MULTI) {
3601            conversation.getMucOptions().setPassword(password);
3602            if (conversation.getBookmark() != null) {
3603                final Bookmark bookmark = conversation.getBookmark();
3604                bookmark.setAutojoin(true);
3605                createBookmark(conversation.getAccount(), bookmark);
3606            }
3607            updateConversation(conversation);
3608            joinMuc(conversation);
3609        }
3610    }
3611
3612    public void deleteAvatar(final Account account) {
3613        final AtomicBoolean executed = new AtomicBoolean(false);
3614        final Runnable onDeleted =
3615                () -> {
3616                    if (executed.compareAndSet(false, true)) {
3617                        account.setAvatar(null);
3618                        databaseBackend.updateAccount(account);
3619                        getAvatarService().clear(account);
3620                        updateAccountUi();
3621                    }
3622                };
3623        deleteVcardAvatar(account, onDeleted);
3624        deletePepNode(account, Namespace.AVATAR_DATA);
3625        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3626    }
3627
3628    public void deletePepNode(final Account account, final String node) {
3629        deletePepNode(account, node, null);
3630    }
3631
3632    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3633        final Iq request = mIqGenerator.deleteNode(node);
3634        sendIqPacket(
3635                account,
3636                request,
3637                (packet) -> {
3638                    if (packet.getType() == Iq.Type.RESULT) {
3639                        Log.d(
3640                                Config.LOGTAG,
3641                                account.getJid().asBareJid()
3642                                        + ": successfully deleted pep node "
3643                                        + node);
3644                        if (runnable != null) {
3645                            runnable.run();
3646                        }
3647                    } else {
3648                        Log.d(
3649                                Config.LOGTAG,
3650                                account.getJid().asBareJid() + ": failed to delete " + packet);
3651                    }
3652                });
3653    }
3654
3655    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3656        final Iq retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3657        sendIqPacket(
3658                account,
3659                retrieveVcard,
3660                (response) -> {
3661                    if (response.getType() != Iq.Type.RESULT) {
3662                        Log.d(
3663                                Config.LOGTAG,
3664                                account.getJid().asBareJid() + ": no vCard set. nothing to do");
3665                        return;
3666                    }
3667                    final Element vcard = response.findChild("vCard", "vcard-temp");
3668                    if (vcard == null) {
3669                        Log.d(
3670                                Config.LOGTAG,
3671                                account.getJid().asBareJid() + ": no vCard set. nothing to do");
3672                        return;
3673                    }
3674                    Element photo = vcard.findChild("PHOTO");
3675                    if (photo == null) {
3676                        photo = vcard.addChild("PHOTO");
3677                    }
3678                    photo.clearChildren();
3679                    final Iq publication = new Iq(Iq.Type.SET);
3680                    publication.setTo(account.getJid().asBareJid());
3681                    publication.addChild(vcard);
3682                    sendIqPacket(
3683                            account,
3684                            publication,
3685                            (publicationResponse) -> {
3686                                if (publicationResponse.getType() == Iq.Type.RESULT) {
3687                                    Log.d(
3688                                            Config.LOGTAG,
3689                                            account.getJid().asBareJid()
3690                                                    + ": successfully deleted vcard avatar");
3691                                    runnable.run();
3692                                } else {
3693                                    Log.d(
3694                                            Config.LOGTAG,
3695                                            "failed to publish vcard "
3696                                                    + publicationResponse.getErrorCondition());
3697                                }
3698                            });
3699                });
3700    }
3701
3702    private boolean hasEnabledAccounts() {
3703        if (this.accounts == null) {
3704            return false;
3705        }
3706        for (final Account account : this.accounts) {
3707            if (account.isConnectionEnabled()) {
3708                return true;
3709            }
3710        }
3711        return false;
3712    }
3713
3714    public void getAttachments(
3715            final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3716        getAttachments(
3717                conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3718    }
3719
3720    public void getAttachments(
3721            final Account account,
3722            final Jid jid,
3723            final int limit,
3724            final OnMediaLoaded onMediaLoaded) {
3725        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3726    }
3727
3728    public void getAttachments(
3729            final String account,
3730            final Jid jid,
3731            final int limit,
3732            final OnMediaLoaded onMediaLoaded) {
3733        new Thread(
3734                        () ->
3735                                onMediaLoaded.onMediaLoaded(
3736                                        fileBackend.convertToAttachments(
3737                                                databaseBackend.getRelativeFilePaths(
3738                                                        account, jid, limit))))
3739                .start();
3740    }
3741
3742    public void persistSelfNick(final MucOptions.User self, final boolean modified) {
3743        final Conversation conversation = self.getConversation();
3744        final Account account = conversation.getAccount();
3745        final Jid full = self.getFullJid();
3746        if (!full.equals(conversation.getJid())) {
3747            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persisting full jid " + full);
3748            conversation.setContactJid(full);
3749            databaseBackend.updateConversation(conversation);
3750        }
3751
3752        final Bookmark bookmark = conversation.getBookmark();
3753        if (bookmark == null || !modified) {
3754            return;
3755        }
3756        final var nick = full.getResource();
3757        final String defaultNick = MucOptions.defaultNick(account);
3758        if (nick.equals(defaultNick) || nick.equals(bookmark.getNick())) {
3759            return;
3760        }
3761        Log.d(
3762                Config.LOGTAG,
3763                account.getJid().asBareJid()
3764                        + ": persist nick '"
3765                        + full.getResource()
3766                        + "' into bookmark for "
3767                        + conversation.getJid().asBareJid());
3768        bookmark.setNick(nick);
3769        createBookmark(bookmark.getAccount(), bookmark);
3770    }
3771
3772    public boolean renameInMuc(
3773            final Conversation conversation,
3774            final String nick,
3775            final UiCallback<Conversation> callback) {
3776        final Account account = conversation.getAccount();
3777        final Bookmark bookmark = conversation.getBookmark();
3778        final MucOptions options = conversation.getMucOptions();
3779        final Jid joinJid = options.createJoinJid(nick);
3780        if (joinJid == null) {
3781            return false;
3782        }
3783        if (options.online()) {
3784            options.setOnRenameListener(
3785                    new OnRenameListener() {
3786
3787                        @Override
3788                        public void onSuccess() {
3789                            callback.success(conversation);
3790                        }
3791
3792                        @Override
3793                        public void onFailure() {
3794                            callback.error(R.string.nick_in_use, conversation);
3795                        }
3796                    });
3797
3798            final var packet =
3799                    mPresenceGenerator.selfPresence(
3800                            account,
3801                            im.conversations.android.xmpp.model.stanza.Presence.Availability.ONLINE,
3802                            options.nonanonymous());
3803            packet.setTo(joinJid);
3804            sendPresencePacket(account, packet);
3805            if (nick.equals(MucOptions.defaultNick(account))
3806                    && bookmark != null
3807                    && bookmark.getNick() != null) {
3808                Log.d(
3809                        Config.LOGTAG,
3810                        account.getJid().asBareJid()
3811                                + ": removing nick from bookmark for "
3812                                + bookmark.getJid());
3813                bookmark.setNick(null);
3814                createBookmark(account, bookmark);
3815            }
3816        } else {
3817            conversation.setContactJid(joinJid);
3818            databaseBackend.updateConversation(conversation);
3819            if (account.getStatus() == Account.State.ONLINE) {
3820                if (bookmark != null) {
3821                    bookmark.setNick(nick);
3822                    createBookmark(account, bookmark);
3823                }
3824                joinMuc(conversation);
3825            }
3826        }
3827        return true;
3828    }
3829
3830    public void checkMucRequiresRename() {
3831        synchronized (this.conversations) {
3832            for (final Conversation conversation : this.conversations) {
3833                if (conversation.getMode() == Conversational.MODE_MULTI) {
3834                    checkMucRequiresRename(conversation);
3835                }
3836            }
3837        }
3838    }
3839
3840    private void checkMucRequiresRename(final Conversation conversation) {
3841        final var options = conversation.getMucOptions();
3842        if (!options.online()) {
3843            return;
3844        }
3845        final var account = conversation.getAccount();
3846        final String current = options.getActualNick();
3847        final String proposed = options.getProposedNickPure();
3848        if (current == null || current.equals(proposed)) {
3849            return;
3850        }
3851        final Jid joinJid = options.createJoinJid(proposed);
3852        Log.d(
3853                Config.LOGTAG,
3854                String.format(
3855                        "%s: muc rename required %s (was: %s)",
3856                        account.getJid().asBareJid(), joinJid, current));
3857        final var packet =
3858                mPresenceGenerator.selfPresence(
3859                        account,
3860                        im.conversations.android.xmpp.model.stanza.Presence.Availability.ONLINE,
3861                        options.nonanonymous());
3862        packet.setTo(joinJid);
3863        sendPresencePacket(account, packet);
3864    }
3865
3866    public void leaveMuc(Conversation conversation) {
3867        leaveMuc(conversation, false);
3868    }
3869
3870    private void leaveMuc(Conversation conversation, boolean now) {
3871        final Account account = conversation.getAccount();
3872        synchronized (account.pendingConferenceJoins) {
3873            account.pendingConferenceJoins.remove(conversation);
3874        }
3875        synchronized (account.pendingConferenceLeaves) {
3876            account.pendingConferenceLeaves.remove(conversation);
3877        }
3878        if (account.getStatus() == Account.State.ONLINE || now) {
3879            sendPresencePacket(
3880                    conversation.getAccount(),
3881                    mPresenceGenerator.leave(conversation.getMucOptions()));
3882            conversation.getMucOptions().setOffline();
3883            Bookmark bookmark = conversation.getBookmark();
3884            if (bookmark != null) {
3885                bookmark.setConversation(null);
3886            }
3887            Log.d(
3888                    Config.LOGTAG,
3889                    conversation.getAccount().getJid().asBareJid()
3890                            + ": leaving muc "
3891                            + conversation.getJid());
3892            final var connection = account.getXmppConnection();
3893            if (connection != null) {
3894                connection.getManager(DiscoManager.class).clear(conversation.getJid().asBareJid());
3895            }
3896        } else {
3897            synchronized (account.pendingConferenceLeaves) {
3898                account.pendingConferenceLeaves.add(conversation);
3899            }
3900        }
3901    }
3902
3903    public String findConferenceServer(final Account account) {
3904        String server;
3905        if (account.getXmppConnection() != null) {
3906            server = account.getXmppConnection().getMucServer();
3907            if (server != null) {
3908                return server;
3909            }
3910        }
3911        for (Account other : getAccounts()) {
3912            if (other != account && other.getXmppConnection() != null) {
3913                server = other.getXmppConnection().getMucServer();
3914                if (server != null) {
3915                    return server;
3916                }
3917            }
3918        }
3919        return null;
3920    }
3921
3922    public void createPublicChannel(
3923            final Account account,
3924            final String name,
3925            final Jid address,
3926            final UiCallback<Conversation> callback) {
3927        joinMuc(
3928                findOrCreateConversation(account, address, true, false, true),
3929                conversation -> {
3930                    final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3931                    if (!TextUtils.isEmpty(name)) {
3932                        configuration.putString("muc#roomconfig_roomname", name);
3933                    }
3934                    pushConferenceConfiguration(
3935                            conversation,
3936                            configuration,
3937                            new OnConfigurationPushed() {
3938                                @Override
3939                                public void onPushSucceeded() {
3940                                    saveConversationAsBookmark(conversation, name);
3941                                    callback.success(conversation);
3942                                }
3943
3944                                @Override
3945                                public void onPushFailed() {
3946                                    if (conversation
3947                                            .getMucOptions()
3948                                            .getSelf()
3949                                            .getAffiliation()
3950                                            .ranks(MucOptions.Affiliation.OWNER)) {
3951                                        callback.error(
3952                                                R.string.unable_to_set_channel_configuration,
3953                                                conversation);
3954                                    } else {
3955                                        callback.error(
3956                                                R.string.joined_an_existing_channel, conversation);
3957                                    }
3958                                }
3959                            });
3960                });
3961    }
3962
3963    public boolean createAdhocConference(
3964            final Account account,
3965            final String name,
3966            final Iterable<Jid> jids,
3967            final UiCallback<Conversation> callback) {
3968        Log.d(
3969                Config.LOGTAG,
3970                account.getJid().asBareJid().toString()
3971                        + ": creating adhoc conference with "
3972                        + jids.toString());
3973        if (account.getStatus() == Account.State.ONLINE) {
3974            try {
3975                String server = findConferenceServer(account);
3976                if (server == null) {
3977                    if (callback != null) {
3978                        callback.error(R.string.no_conference_server_found, null);
3979                    }
3980                    return false;
3981                }
3982                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
3983                final Conversation conversation =
3984                        findOrCreateConversation(account, jid, true, false, true);
3985                joinMuc(
3986                        conversation,
3987                        new OnConferenceJoined() {
3988                            @Override
3989                            public void onConferenceJoined(final Conversation conversation) {
3990                                final Bundle configuration =
3991                                        IqGenerator.defaultGroupChatConfiguration();
3992                                if (!TextUtils.isEmpty(name)) {
3993                                    configuration.putString("muc#roomconfig_roomname", name);
3994                                }
3995                                pushConferenceConfiguration(
3996                                        conversation,
3997                                        configuration,
3998                                        new OnConfigurationPushed() {
3999                                            @Override
4000                                            public void onPushSucceeded() {
4001                                                for (Jid invite : jids) {
4002                                                    invite(conversation, invite);
4003                                                }
4004                                                for (String resource :
4005                                                        account.getSelfContact()
4006                                                                .getPresences()
4007                                                                .toResourceArray()) {
4008                                                    Jid other =
4009                                                            account.getJid().withResource(resource);
4010                                                    Log.d(
4011                                                            Config.LOGTAG,
4012                                                            account.getJid().asBareJid()
4013                                                                    + ": sending direct invite to "
4014                                                                    + other);
4015                                                    directInvite(conversation, other);
4016                                                }
4017                                                saveConversationAsBookmark(conversation, name);
4018                                                if (callback != null) {
4019                                                    callback.success(conversation);
4020                                                }
4021                                            }
4022
4023                                            @Override
4024                                            public void onPushFailed() {
4025                                                archiveConversation(conversation);
4026                                                if (callback != null) {
4027                                                    callback.error(
4028                                                            R.string.conference_creation_failed,
4029                                                            conversation);
4030                                                }
4031                                            }
4032                                        });
4033                            }
4034                        });
4035                return true;
4036            } catch (IllegalArgumentException e) {
4037                if (callback != null) {
4038                    callback.error(R.string.conference_creation_failed, null);
4039                }
4040                return false;
4041            }
4042        } else {
4043            if (callback != null) {
4044                callback.error(R.string.not_connected_try_again, null);
4045            }
4046            return false;
4047        }
4048    }
4049
4050    public void fetchConferenceConfiguration(final Conversation conversation) {
4051        fetchConferenceConfiguration(conversation, null);
4052    }
4053
4054    public void fetchConferenceConfiguration(
4055            final Conversation conversation, final OnConferenceConfigurationFetched callback) {
4056        final var account = conversation.getAccount();
4057        final var connection = account.getXmppConnection();
4058        if (connection == null) {
4059            return;
4060        }
4061        final var future =
4062                connection
4063                        .getManager(DiscoManager.class)
4064                        .info(Entity.discoItem(conversation.getJid().asBareJid()), null);
4065        Futures.addCallback(
4066                future,
4067                new FutureCallback<>() {
4068                    @Override
4069                    public void onSuccess(InfoQuery result) {
4070                        final MucOptions mucOptions = conversation.getMucOptions();
4071                        final Bookmark bookmark = conversation.getBookmark();
4072                        final boolean sameBefore =
4073                                StringUtils.equals(
4074                                        bookmark == null ? null : bookmark.getBookmarkName(),
4075                                        mucOptions.getName());
4076
4077                        final var hadOccupantId = mucOptions.occupantId();
4078                        if (mucOptions.updateConfiguration(result)) {
4079                            Log.d(
4080                                    Config.LOGTAG,
4081                                    account.getJid().asBareJid()
4082                                            + ": muc configuration changed for "
4083                                            + conversation.getJid().asBareJid());
4084                            updateConversation(conversation);
4085                        }
4086
4087                        final var hasOccupantId = mucOptions.occupantId();
4088
4089                        if (!hadOccupantId && hasOccupantId && mucOptions.online()) {
4090                            final var me = mucOptions.getSelf().getFullJid();
4091                            Log.d(
4092                                    Config.LOGTAG,
4093                                    account.getJid().asBareJid()
4094                                            + ": gained support for occupant-id in "
4095                                            + me
4096                                            + ". resending presence");
4097                            final var packet =
4098                                    mPresenceGenerator.selfPresence(
4099                                            account,
4100                                            im.conversations.android.xmpp.model.stanza.Presence
4101                                                    .Availability.ONLINE,
4102                                            mucOptions.nonanonymous());
4103                            packet.setTo(me);
4104                            sendPresencePacket(account, packet);
4105                        }
4106
4107                        if (bookmark != null
4108                                && (sameBefore || bookmark.getBookmarkName() == null)) {
4109                            if (bookmark.setBookmarkName(
4110                                    StringUtils.nullOnEmpty(mucOptions.getName()))) {
4111                                createBookmark(account, bookmark);
4112                            }
4113                        }
4114
4115                        if (callback != null) {
4116                            callback.onConferenceConfigurationFetched(conversation);
4117                        }
4118
4119                        updateConversationUi();
4120                    }
4121
4122                    @Override
4123                    public void onFailure(@NonNull Throwable throwable) {
4124                        if (throwable instanceof TimeoutException) {
4125                            Log.d(
4126                                    Config.LOGTAG,
4127                                    account.getJid().asBareJid()
4128                                            + ": received timeout waiting for conference"
4129                                            + " configuration fetch");
4130                        } else if (throwable instanceof IqErrorException errorResponseException) {
4131                            if (callback != null) {
4132                                callback.onFetchFailed(
4133                                        conversation,
4134                                        errorResponseException.getResponse().getErrorCondition());
4135                            }
4136                        }
4137                    }
4138                },
4139                MoreExecutors.directExecutor());
4140    }
4141
4142    public void pushNodeConfiguration(
4143            Account account,
4144            final String node,
4145            final Bundle options,
4146            final OnConfigurationPushed callback) {
4147        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
4148    }
4149
4150    public void pushNodeConfiguration(
4151            Account account,
4152            final Jid jid,
4153            final String node,
4154            final Bundle options,
4155            final OnConfigurationPushed callback) {
4156        Log.d(Config.LOGTAG, "pushing node configuration");
4157        sendIqPacket(
4158                account,
4159                mIqGenerator.requestPubsubConfiguration(jid, node),
4160                responseToRequest -> {
4161                    if (responseToRequest.getType() == Iq.Type.RESULT) {
4162                        Element pubsub =
4163                                responseToRequest.findChild(
4164                                        "pubsub", "http://jabber.org/protocol/pubsub#owner");
4165                        Element configuration =
4166                                pubsub == null ? null : pubsub.findChild("configure");
4167                        Element x =
4168                                configuration == null
4169                                        ? null
4170                                        : configuration.findChild("x", Namespace.DATA);
4171                        if (x != null) {
4172                            final Data data = Data.parse(x);
4173                            data.submit(options);
4174                            sendIqPacket(
4175                                    account,
4176                                    mIqGenerator.publishPubsubConfiguration(jid, node, data),
4177                                    responseToPublish -> {
4178                                        if (responseToPublish.getType() == Iq.Type.RESULT
4179                                                && callback != null) {
4180                                            Log.d(
4181                                                    Config.LOGTAG,
4182                                                    account.getJid().asBareJid()
4183                                                            + ": successfully changed node"
4184                                                            + " configuration for node "
4185                                                            + node);
4186                                            callback.onPushSucceeded();
4187                                        } else if (responseToPublish.getType() == Iq.Type.ERROR
4188                                                && callback != null) {
4189                                            callback.onPushFailed();
4190                                        }
4191                                    });
4192                        } else if (callback != null) {
4193                            callback.onPushFailed();
4194                        }
4195                    } else if (responseToRequest.getType() == Iq.Type.ERROR && callback != null) {
4196                        callback.onPushFailed();
4197                    }
4198                });
4199    }
4200
4201    public void pushConferenceConfiguration(
4202            final Conversation conversation,
4203            final Bundle options,
4204            final OnConfigurationPushed callback) {
4205        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
4206            conversation.setAttribute("accept_non_anonymous", true);
4207            updateConversation(conversation);
4208        }
4209        if (options.containsKey("muc#roomconfig_moderatedroom")) {
4210            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
4211            options.putString("members_by_default", moderated ? "0" : "1");
4212        }
4213        if (options.containsKey("muc#roomconfig_allowpm")) {
4214            // ejabberd :-/
4215            final boolean allow = "anyone".equals(options.getString("muc#roomconfig_allowpm"));
4216            options.putString("allow_private_messages", allow ? "1" : "0");
4217            options.putString("allow_private_messages_from_visitors", allow ? "anyone" : "nobody");
4218        }
4219        final var account = conversation.getAccount();
4220        final Iq request = new Iq(Iq.Type.GET);
4221        request.setTo(conversation.getJid().asBareJid());
4222        request.query("http://jabber.org/protocol/muc#owner");
4223        sendIqPacket(
4224                account,
4225                request,
4226                response -> {
4227                    if (response.getType() == Iq.Type.RESULT) {
4228                        final Data data =
4229                                Data.parse(response.query().findChild("x", Namespace.DATA));
4230                        data.submit(options);
4231                        final Iq set = new Iq(Iq.Type.SET);
4232                        set.setTo(conversation.getJid().asBareJid());
4233                        set.query("http://jabber.org/protocol/muc#owner").addChild(data);
4234                        sendIqPacket(
4235                                account,
4236                                set,
4237                                packet -> {
4238                                    if (callback != null) {
4239                                        if (packet.getType() == Iq.Type.RESULT) {
4240                                            callback.onPushSucceeded();
4241                                        } else {
4242                                            Log.d(Config.LOGTAG, "failed: " + packet);
4243                                            callback.onPushFailed();
4244                                        }
4245                                    }
4246                                });
4247                    } else {
4248                        if (callback != null) {
4249                            callback.onPushFailed();
4250                        }
4251                    }
4252                });
4253    }
4254
4255    public void pushSubjectToConference(final Conversation conference, final String subject) {
4256        final var packet =
4257                this.getMessageGenerator()
4258                        .conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
4259        this.sendMessagePacket(conference.getAccount(), packet);
4260    }
4261
4262    public void changeAffiliationInConference(
4263            final Conversation conference,
4264            Jid user,
4265            final MucOptions.Affiliation affiliation,
4266            final OnAffiliationChanged callback) {
4267        final Jid jid = user.asBareJid();
4268        final Iq request =
4269                this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
4270        sendIqPacket(
4271                conference.getAccount(),
4272                request,
4273                (response) -> {
4274                    if (response.getType() == Iq.Type.RESULT) {
4275                        final var mucOptions = conference.getMucOptions();
4276                        mucOptions.changeAffiliation(jid, affiliation);
4277                        getAvatarService().clear(mucOptions);
4278                        if (callback != null) {
4279                            callback.onAffiliationChangedSuccessful(jid);
4280                        } else {
4281                            Log.d(
4282                                    Config.LOGTAG,
4283                                    "changed affiliation of " + user + " to " + affiliation);
4284                        }
4285                    } else if (callback != null) {
4286                        callback.onAffiliationChangeFailed(
4287                                jid, R.string.could_not_change_affiliation);
4288                    } else {
4289                        Log.d(Config.LOGTAG, "unable to change affiliation");
4290                    }
4291                });
4292    }
4293
4294    public void changeRoleInConference(
4295            final Conversation conference, final String nick, MucOptions.Role role) {
4296        final var account = conference.getAccount();
4297        final Iq request = this.mIqGenerator.changeRole(conference, nick, role.toString());
4298        sendIqPacket(
4299                account,
4300                request,
4301                (packet) -> {
4302                    if (packet.getType() != Iq.Type.RESULT) {
4303                        Log.d(
4304                                Config.LOGTAG,
4305                                account.getJid().asBareJid() + " unable to change role of " + nick);
4306                    }
4307                });
4308    }
4309
4310    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
4311        final Iq request = new Iq(Iq.Type.SET);
4312        request.setTo(conversation.getJid().asBareJid());
4313        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
4314        sendIqPacket(
4315                conversation.getAccount(),
4316                request,
4317                response -> {
4318                    if (response.getType() == Iq.Type.RESULT) {
4319                        if (callback != null) {
4320                            callback.onRoomDestroySucceeded();
4321                        }
4322                    } else if (response.getType() == Iq.Type.ERROR) {
4323                        if (callback != null) {
4324                            callback.onRoomDestroyFailed();
4325                        }
4326                    }
4327                });
4328    }
4329
4330    private void disconnect(final Account account, boolean force) {
4331        final XmppConnection connection = account.getXmppConnection();
4332        if (connection == null) {
4333            return;
4334        }
4335        if (!force) {
4336            final List<Conversation> conversations = getConversations();
4337            for (Conversation conversation : conversations) {
4338                if (conversation.getAccount() == account) {
4339                    if (conversation.getMode() == Conversation.MODE_MULTI) {
4340                        leaveMuc(conversation, true);
4341                    }
4342                }
4343            }
4344            sendOfflinePresence(account);
4345        }
4346        connection.disconnect(force);
4347    }
4348
4349    @Override
4350    public IBinder onBind(Intent intent) {
4351        return mBinder;
4352    }
4353
4354    public void updateMessage(Message message) {
4355        updateMessage(message, true);
4356    }
4357
4358    public void updateMessage(Message message, boolean includeBody) {
4359        databaseBackend.updateMessage(message, includeBody);
4360        updateConversationUi();
4361    }
4362
4363    public void createMessageAsync(final Message message) {
4364        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
4365    }
4366
4367    public void updateMessage(Message message, String uuid) {
4368        if (!databaseBackend.updateMessage(message, uuid)) {
4369            Log.e(Config.LOGTAG, "error updated message in DB after edit");
4370        }
4371        updateConversationUi();
4372    }
4373
4374    public void createContact(final Contact contact) {
4375        createContact(contact, null);
4376    }
4377
4378    public void createContact(final Contact contact, final String preAuth) {
4379        contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
4380        contact.setOption(Contact.Options.ASKING);
4381        final var connection = contact.getAccount().getXmppConnection();
4382        connection.getManager(RosterManager.class).addRosterItem(contact, preAuth);
4383    }
4384
4385    public void deleteContactOnServer(final Contact contact) {
4386        final var connection = contact.getAccount().getXmppConnection();
4387        connection.getManager(RosterManager.class).deleteRosterItem(contact);
4388    }
4389
4390    public void publishMucAvatar(
4391            final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
4392        new Thread(
4393                        () -> {
4394                            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4395                            final int size = Config.AVATAR_SIZE;
4396                            final Avatar avatar =
4397                                    getFileBackend().getPepAvatar(image, size, format);
4398                            if (avatar != null) {
4399                                if (!getFileBackend().save(avatar)) {
4400                                    callback.onAvatarPublicationFailed(
4401                                            R.string.error_saving_avatar);
4402                                    return;
4403                                }
4404                                avatar.owner = conversation.getJid().asBareJid();
4405                                publishMucAvatar(conversation, avatar, callback);
4406                            } else {
4407                                callback.onAvatarPublicationFailed(
4408                                        R.string.error_publish_avatar_converting);
4409                            }
4410                        })
4411                .start();
4412    }
4413
4414    public void publishAvatarAsync(
4415            final Account account,
4416            final Uri image,
4417            final boolean open,
4418            final OnAvatarPublication callback) {
4419        new Thread(() -> publishAvatar(account, image, open, callback)).start();
4420    }
4421
4422    private void publishAvatar(
4423            final Account account,
4424            final Uri image,
4425            final boolean open,
4426            final OnAvatarPublication callback) {
4427        final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4428        final int size = Config.AVATAR_SIZE;
4429        final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
4430        if (avatar != null) {
4431            if (!getFileBackend().save(avatar)) {
4432                Log.d(Config.LOGTAG, "unable to save vcard");
4433                callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
4434                return;
4435            }
4436            publishAvatar(account, avatar, open, callback);
4437        } else {
4438            callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
4439        }
4440    }
4441
4442    private void publishMucAvatar(
4443            Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
4444        final var account = conversation.getAccount();
4445        final Iq retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
4446        sendIqPacket(
4447                account,
4448                retrieve,
4449                (response) -> {
4450                    boolean itemNotFound =
4451                            response.getType() == Iq.Type.ERROR
4452                                    && response.hasChild("error")
4453                                    && response.findChild("error").hasChild("item-not-found");
4454                    if (response.getType() == Iq.Type.RESULT || itemNotFound) {
4455                        Element vcard = response.findChild("vCard", "vcard-temp");
4456                        if (vcard == null) {
4457                            vcard = new Element("vCard", "vcard-temp");
4458                        }
4459                        Element photo = vcard.findChild("PHOTO");
4460                        if (photo == null) {
4461                            photo = vcard.addChild("PHOTO");
4462                        }
4463                        photo.clearChildren();
4464                        photo.addChild("TYPE").setContent(avatar.type);
4465                        photo.addChild("BINVAL").setContent(avatar.image);
4466                        final Iq publication = new Iq(Iq.Type.SET);
4467                        publication.setTo(conversation.getJid().asBareJid());
4468                        publication.addChild(vcard);
4469                        sendIqPacket(
4470                                account,
4471                                publication,
4472                                (publicationResponse) -> {
4473                                    if (publicationResponse.getType() == Iq.Type.RESULT) {
4474                                        callback.onAvatarPublicationSucceeded();
4475                                    } else {
4476                                        Log.d(
4477                                                Config.LOGTAG,
4478                                                "failed to publish vcard "
4479                                                        + publicationResponse.getErrorCondition());
4480                                        callback.onAvatarPublicationFailed(
4481                                                R.string.error_publish_avatar_server_reject);
4482                                    }
4483                                });
4484                    } else {
4485                        Log.d(Config.LOGTAG, "failed to request vcard " + response);
4486                        callback.onAvatarPublicationFailed(
4487                                R.string.error_publish_avatar_no_server_support);
4488                    }
4489                });
4490    }
4491
4492    public void publishAvatar(
4493            final Account account,
4494            final Avatar avatar,
4495            final boolean open,
4496            final OnAvatarPublication callback) {
4497        final Bundle options;
4498        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
4499            options = open ? PublishOptions.openAccess() : PublishOptions.presenceAccess();
4500        } else {
4501            options = null;
4502        }
4503        publishAvatar(account, avatar, options, true, callback);
4504    }
4505
4506    public void publishAvatar(
4507            Account account,
4508            final Avatar avatar,
4509            final Bundle options,
4510            final boolean retry,
4511            final OnAvatarPublication callback) {
4512        Log.d(
4513                Config.LOGTAG,
4514                account.getJid().asBareJid() + ": publishing avatar. options=" + options);
4515        final Iq packet = this.mIqGenerator.publishAvatar(avatar, options);
4516        this.sendIqPacket(
4517                account,
4518                packet,
4519                result -> {
4520                    if (result.getType() == Iq.Type.RESULT) {
4521                        publishAvatarMetadata(account, avatar, options, true, callback);
4522                    } else if (retry && PublishOptions.preconditionNotMet(result)) {
4523                        pushNodeConfiguration(
4524                                account,
4525                                Namespace.AVATAR_DATA,
4526                                options,
4527                                new OnConfigurationPushed() {
4528                                    @Override
4529                                    public void onPushSucceeded() {
4530                                        Log.d(
4531                                                Config.LOGTAG,
4532                                                account.getJid().asBareJid()
4533                                                        + ": changed node configuration for avatar"
4534                                                        + " node");
4535                                        publishAvatar(account, avatar, options, false, callback);
4536                                    }
4537
4538                                    @Override
4539                                    public void onPushFailed() {
4540                                        Log.d(
4541                                                Config.LOGTAG,
4542                                                account.getJid().asBareJid()
4543                                                        + ": unable to change node configuration"
4544                                                        + " for avatar node");
4545                                        publishAvatar(account, avatar, null, false, callback);
4546                                    }
4547                                });
4548                    } else {
4549                        Element error = result.findChild("error");
4550                        Log.d(
4551                                Config.LOGTAG,
4552                                account.getJid().asBareJid()
4553                                        + ": server rejected avatar "
4554                                        + (avatar.size / 1024)
4555                                        + "KiB "
4556                                        + (error != null ? error.toString() : ""));
4557                        if (callback != null) {
4558                            callback.onAvatarPublicationFailed(
4559                                    R.string.error_publish_avatar_server_reject);
4560                        }
4561                    }
4562                });
4563    }
4564
4565    public void publishAvatarMetadata(
4566            Account account,
4567            final Avatar avatar,
4568            final Bundle options,
4569            final boolean retry,
4570            final OnAvatarPublication callback) {
4571        final Iq packet =
4572                XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
4573        sendIqPacket(
4574                account,
4575                packet,
4576                result -> {
4577                    if (result.getType() == Iq.Type.RESULT) {
4578                        if (account.setAvatar(avatar.getFilename())) {
4579                            getAvatarService().clear(account);
4580                            databaseBackend.updateAccount(account);
4581                            notifyAccountAvatarHasChanged(account);
4582                        }
4583                        Log.d(
4584                                Config.LOGTAG,
4585                                account.getJid().asBareJid()
4586                                        + ": published avatar "
4587                                        + (avatar.size / 1024)
4588                                        + "KiB");
4589                        if (callback != null) {
4590                            callback.onAvatarPublicationSucceeded();
4591                        }
4592                    } else if (retry && PublishOptions.preconditionNotMet(result)) {
4593                        pushNodeConfiguration(
4594                                account,
4595                                Namespace.AVATAR_METADATA,
4596                                options,
4597                                new OnConfigurationPushed() {
4598                                    @Override
4599                                    public void onPushSucceeded() {
4600                                        Log.d(
4601                                                Config.LOGTAG,
4602                                                account.getJid().asBareJid()
4603                                                        + ": changed node configuration for avatar"
4604                                                        + " meta data node");
4605                                        publishAvatarMetadata(
4606                                                account, avatar, options, false, callback);
4607                                    }
4608
4609                                    @Override
4610                                    public void onPushFailed() {
4611                                        Log.d(
4612                                                Config.LOGTAG,
4613                                                account.getJid().asBareJid()
4614                                                        + ": unable to change node configuration"
4615                                                        + " for avatar meta data node");
4616                                        publishAvatarMetadata(
4617                                                account, avatar, null, false, callback);
4618                                    }
4619                                });
4620                    } else {
4621                        if (callback != null) {
4622                            callback.onAvatarPublicationFailed(
4623                                    R.string.error_publish_avatar_server_reject);
4624                        }
4625                    }
4626                });
4627    }
4628
4629    public void republishAvatarIfNeeded(final Account account) {
4630        if (account.getAxolotlService().isPepBroken()) {
4631            Log.d(
4632                    Config.LOGTAG,
4633                    account.getJid().asBareJid()
4634                            + ": skipping republication of avatar because pep is broken");
4635            return;
4636        }
4637        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4638        this.sendIqPacket(
4639                account,
4640                packet,
4641                new Consumer<Iq>() {
4642
4643                    private Avatar parseAvatar(final Iq packet) {
4644                        final var pubsub = packet.getExtension(PubSub.class);
4645                        if (pubsub == null) {
4646                            return null;
4647                        }
4648                        final var items = pubsub.getItems();
4649                        if (items == null) {
4650                            return null;
4651                        }
4652                        final var item = items.getFirstItemWithId(Metadata.class);
4653                        if (item == null) {
4654                            return null;
4655                        }
4656                        return Avatar.parseMetadata(item.getKey(), item.getValue());
4657                    }
4658
4659                    private boolean errorIsItemNotFound(Iq packet) {
4660                        Element error = packet.findChild("error");
4661                        return packet.getType() == Iq.Type.ERROR
4662                                && error != null
4663                                && error.hasChild("item-not-found");
4664                    }
4665
4666                    @Override
4667                    public void accept(final Iq packet) {
4668                        if (packet.getType() == Iq.Type.RESULT || errorIsItemNotFound(packet)) {
4669                            final Avatar serverAvatar = parseAvatar(packet);
4670                            if (serverAvatar == null && account.getAvatar() != null) {
4671                                final Avatar avatar =
4672                                        fileBackend.getStoredPepAvatar(account.getAvatar());
4673                                if (avatar != null) {
4674                                    Log.d(
4675                                            Config.LOGTAG,
4676                                            account.getJid().asBareJid()
4677                                                    + ": avatar on server was null. republishing");
4678                                    // publishing as 'open' - old server (that requires
4679                                    // republication) likely doesn't support access models anyway
4680                                    publishAvatar(
4681                                            account,
4682                                            fileBackend.getStoredPepAvatar(account.getAvatar()),
4683                                            true,
4684                                            null);
4685                                } else {
4686                                    Log.e(
4687                                            Config.LOGTAG,
4688                                            account.getJid().asBareJid()
4689                                                    + ": error rereading avatar");
4690                                }
4691                            }
4692                        }
4693                    }
4694                });
4695    }
4696
4697    public void cancelAvatarFetches(final Account account) {
4698        synchronized (mInProgressAvatarFetches) {
4699            for (final Iterator<String> iterator = mInProgressAvatarFetches.iterator();
4700                    iterator.hasNext(); ) {
4701                final String KEY = iterator.next();
4702                if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
4703                    iterator.remove();
4704                }
4705            }
4706        }
4707    }
4708
4709    public void fetchAvatar(Account account, Avatar avatar) {
4710        fetchAvatar(account, avatar, null);
4711    }
4712
4713    public void fetchAvatar(
4714            Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4715        final String KEY = generateFetchKey(account, avatar);
4716        synchronized (this.mInProgressAvatarFetches) {
4717            if (mInProgressAvatarFetches.add(KEY)) {
4718                switch (avatar.origin) {
4719                    case PEP:
4720                        this.mInProgressAvatarFetches.add(KEY);
4721                        fetchAvatarPep(account, avatar, callback);
4722                        break;
4723                    case VCARD:
4724                        this.mInProgressAvatarFetches.add(KEY);
4725                        fetchAvatarVcard(account, avatar, callback);
4726                        break;
4727                }
4728            } else if (avatar.origin == Avatar.Origin.PEP) {
4729                mOmittedPepAvatarFetches.add(KEY);
4730            } else {
4731                Log.d(
4732                        Config.LOGTAG,
4733                        account.getJid().asBareJid()
4734                                + ": already fetching "
4735                                + avatar.origin
4736                                + " avatar for "
4737                                + avatar.owner);
4738            }
4739        }
4740    }
4741
4742    private void fetchAvatarPep(
4743            final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4744        final Iq packet = this.mIqGenerator.retrievePepAvatar(avatar);
4745        sendIqPacket(
4746                account,
4747                packet,
4748                (result) -> {
4749                    synchronized (mInProgressAvatarFetches) {
4750                        mInProgressAvatarFetches.remove(generateFetchKey(account, avatar));
4751                    }
4752                    final String ERROR =
4753                            account.getJid().asBareJid()
4754                                    + ": fetching avatar for "
4755                                    + avatar.owner
4756                                    + " failed ";
4757                    if (result.getType() == Iq.Type.RESULT) {
4758                        avatar.image = IqParser.avatarData(result);
4759                        if (avatar.image != null) {
4760                            if (getFileBackend().save(avatar)) {
4761                                if (account.getJid().asBareJid().equals(avatar.owner)) {
4762                                    if (account.setAvatar(avatar.getFilename())) {
4763                                        databaseBackend.updateAccount(account);
4764                                    }
4765                                    getAvatarService().clear(account);
4766                                    updateConversationUi();
4767                                    updateAccountUi();
4768                                } else {
4769                                    final Contact contact =
4770                                            account.getRoster().getContact(avatar.owner);
4771                                    contact.setAvatar(avatar);
4772                                    account.getXmppConnection()
4773                                            .getManager(RosterManager.class)
4774                                            .writeToDatabaseAsync();
4775                                    getAvatarService().clear(contact);
4776                                    updateConversationUi();
4777                                    updateRosterUi();
4778                                }
4779                                if (callback != null) {
4780                                    callback.success(avatar);
4781                                }
4782                                Log.d(
4783                                        Config.LOGTAG,
4784                                        account.getJid().asBareJid()
4785                                                + ": successfully fetched pep avatar for "
4786                                                + avatar.owner);
4787                                return;
4788                            }
4789                        } else {
4790
4791                            Log.d(Config.LOGTAG, ERROR + "(parsing error)");
4792                        }
4793                    } else {
4794                        Element error = result.findChild("error");
4795                        if (error == null) {
4796                            Log.d(Config.LOGTAG, ERROR + "(server error)");
4797                        } else {
4798                            Log.d(Config.LOGTAG, ERROR + error);
4799                        }
4800                    }
4801                    if (callback != null) {
4802                        callback.error(0, null);
4803                    }
4804                });
4805    }
4806
4807    private void fetchAvatarVcard(
4808            final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4809        final Iq packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
4810        this.sendIqPacket(
4811                account,
4812                packet,
4813                response -> {
4814                    final boolean previouslyOmittedPepFetch;
4815                    synchronized (mInProgressAvatarFetches) {
4816                        final String KEY = generateFetchKey(account, avatar);
4817                        mInProgressAvatarFetches.remove(KEY);
4818                        previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
4819                    }
4820                    if (response.getType() == Iq.Type.RESULT) {
4821                        Element vCard = response.findChild("vCard", "vcard-temp");
4822                        Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
4823                        String image = photo != null ? photo.findChildContent("BINVAL") : null;
4824                        if (image != null) {
4825                            avatar.image = image;
4826                            if (getFileBackend().save(avatar)) {
4827                                Log.d(
4828                                        Config.LOGTAG,
4829                                        account.getJid().asBareJid()
4830                                                + ": successfully fetched vCard avatar for "
4831                                                + avatar.owner
4832                                                + " omittedPep="
4833                                                + previouslyOmittedPepFetch);
4834                                if (avatar.owner.isBareJid()) {
4835                                    if (account.getJid().asBareJid().equals(avatar.owner)
4836                                            && account.getAvatar() == null) {
4837                                        Log.d(
4838                                                Config.LOGTAG,
4839                                                account.getJid().asBareJid()
4840                                                        + ": had no avatar. replacing with vcard");
4841                                        account.setAvatar(avatar.getFilename());
4842                                        databaseBackend.updateAccount(account);
4843                                        getAvatarService().clear(account);
4844                                        updateAccountUi();
4845                                    } else {
4846                                        final Contact contact =
4847                                                account.getRoster().getContact(avatar.owner);
4848                                        contact.setAvatar(avatar, previouslyOmittedPepFetch);
4849                                        account.getXmppConnection()
4850                                                .getManager(RosterManager.class)
4851                                                .writeToDatabaseAsync();
4852                                        getAvatarService().clear(contact);
4853                                        updateRosterUi();
4854                                    }
4855                                    updateConversationUi();
4856                                } else {
4857                                    Conversation conversation =
4858                                            find(account, avatar.owner.asBareJid());
4859                                    if (conversation != null
4860                                            && conversation.getMode() == Conversation.MODE_MULTI) {
4861                                        MucOptions.User user =
4862                                                conversation
4863                                                        .getMucOptions()
4864                                                        .findUserByFullJid(avatar.owner);
4865                                        if (user != null) {
4866                                            if (user.setAvatar(avatar)) {
4867                                                getAvatarService().clear(user);
4868                                                updateConversationUi();
4869                                                updateMucRosterUi();
4870                                            }
4871                                            if (user.getRealJid() != null) {
4872                                                Contact contact =
4873                                                        account.getRoster()
4874                                                                .getContact(user.getRealJid());
4875                                                contact.setAvatar(avatar);
4876                                                account.getXmppConnection()
4877                                                        .getManager(RosterManager.class)
4878                                                        .writeToDatabaseAsync();
4879                                                getAvatarService().clear(contact);
4880                                                updateRosterUi();
4881                                            }
4882                                        }
4883                                    }
4884                                }
4885                            }
4886                        }
4887                    }
4888                });
4889    }
4890
4891    public void checkForAvatar(final Account account, final UiCallback<Avatar> callback) {
4892        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4893        this.sendIqPacket(
4894                account,
4895                packet,
4896                response -> {
4897                    if (response.getType() != Iq.Type.RESULT) {
4898                        callback.error(0, null);
4899                    }
4900                    final var pubsub = packet.getExtension(PubSub.class);
4901                    if (pubsub == null) {
4902                        callback.error(0, null);
4903                        return;
4904                    }
4905                    final var items = pubsub.getItems();
4906                    if (items == null) {
4907                        callback.error(0, null);
4908                        return;
4909                    }
4910                    final var item = items.getFirstItemWithId(Metadata.class);
4911                    if (item == null) {
4912                        callback.error(0, null);
4913                        return;
4914                    }
4915                    final var avatar = Avatar.parseMetadata(item.getKey(), item.getValue());
4916                    if (avatar == null) {
4917                        callback.error(0, null);
4918                        return;
4919                    }
4920                    avatar.owner = account.getJid().asBareJid();
4921                    if (fileBackend.isAvatarCached(avatar)) {
4922                        if (account.setAvatar(avatar.getFilename())) {
4923                            databaseBackend.updateAccount(account);
4924                        }
4925                        getAvatarService().clear(account);
4926                        callback.success(avatar);
4927                    } else {
4928                        fetchAvatarPep(account, avatar, callback);
4929                    }
4930                });
4931    }
4932
4933    public void notifyAccountAvatarHasChanged(final Account account) {
4934        final XmppConnection connection = account.getXmppConnection();
4935        // this was bookmark conversion for a bit which doesn't make sense
4936        if (connection.getManager(AvatarManager.class).hasPepToVCardConversion()) {
4937            Log.d(
4938                    Config.LOGTAG,
4939                    account.getJid().asBareJid()
4940                            + ": avatar changed. resending presence to online group chats");
4941            for (Conversation conversation : conversations) {
4942                if (conversation.getAccount() == account
4943                        && conversation.getMode() == Conversational.MODE_MULTI) {
4944                    final MucOptions mucOptions = conversation.getMucOptions();
4945                    if (mucOptions.online()) {
4946                        final var packet =
4947                                mPresenceGenerator.selfPresence(
4948                                        account,
4949                                        im.conversations.android.xmpp.model.stanza.Presence
4950                                                .Availability.ONLINE,
4951                                        mucOptions.nonanonymous());
4952                        packet.setTo(mucOptions.getSelf().getFullJid());
4953                        connection.sendPresencePacket(packet);
4954                    }
4955                }
4956            }
4957        }
4958    }
4959
4960    public void updateConversation(final Conversation conversation) {
4961        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
4962    }
4963
4964    public void reconnectAccount(
4965            final Account account, final boolean force, final boolean interactive) {
4966        synchronized (account) {
4967            final XmppConnection connection = account.getXmppConnection();
4968            final boolean hasInternet = hasInternetConnection();
4969            if (account.isConnectionEnabled() && hasInternet) {
4970                if (!force) {
4971                    disconnect(account, false);
4972                }
4973                Thread thread = new Thread(connection);
4974                connection.setInteractive(interactive);
4975                connection.prepareNewConnection();
4976                connection.interrupt();
4977                thread.start();
4978                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
4979            } else {
4980                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4981                connection.getManager(RosterManager.class).clearPresences();
4982                connection.resetEverything();
4983                final AxolotlService axolotlService = account.getAxolotlService();
4984                if (axolotlService != null) {
4985                    axolotlService.resetBrokenness();
4986                }
4987                if (!hasInternet) {
4988                    // TODO should this go via XmppConnection.setStatusAndTriggerProcessor()?
4989                    account.setStatus(Account.State.NO_INTERNET);
4990                }
4991            }
4992        }
4993    }
4994
4995    public void reconnectAccountInBackground(final Account account) {
4996        new Thread(() -> reconnectAccount(account, false, true)).start();
4997    }
4998
4999    public void invite(final Conversation conversation, final Jid contact) {
5000        Log.d(
5001                Config.LOGTAG,
5002                conversation.getAccount().getJid().asBareJid()
5003                        + ": inviting "
5004                        + contact
5005                        + " to "
5006                        + conversation.getJid().asBareJid());
5007        final MucOptions.User user =
5008                conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
5009        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
5010            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
5011        }
5012        final var packet = mMessageGenerator.invite(conversation, contact);
5013        sendMessagePacket(conversation.getAccount(), packet);
5014    }
5015
5016    public void directInvite(Conversation conversation, Jid jid) {
5017        final var packet = mMessageGenerator.directInvite(conversation, jid);
5018        sendMessagePacket(conversation.getAccount(), packet);
5019    }
5020
5021    public void resetSendingToWaiting(Account account) {
5022        for (Conversation conversation : getConversations()) {
5023            if (conversation.getAccount() == account) {
5024                conversation.findUnsentTextMessages(
5025                        message -> markMessage(message, Message.STATUS_WAITING));
5026            }
5027        }
5028    }
5029
5030    public Message markMessage(
5031            final Account account, final Jid recipient, final String uuid, final int status) {
5032        return markMessage(account, recipient, uuid, status, null);
5033    }
5034
5035    public Message markMessage(
5036            final Account account,
5037            final Jid recipient,
5038            final String uuid,
5039            final int status,
5040            String errorMessage) {
5041        if (uuid == null) {
5042            return null;
5043        }
5044        for (Conversation conversation : getConversations()) {
5045            if (conversation.getJid().asBareJid().equals(recipient)
5046                    && conversation.getAccount() == account) {
5047                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
5048                if (message != null) {
5049                    markMessage(message, status, errorMessage);
5050                }
5051                return message;
5052            }
5053        }
5054        return null;
5055    }
5056
5057    public boolean markMessage(
5058            final Conversation conversation,
5059            final String uuid,
5060            final int status,
5061            final String serverMessageId) {
5062        return markMessage(conversation, uuid, status, serverMessageId, null);
5063    }
5064
5065    public boolean markMessage(
5066            final Conversation conversation,
5067            final String uuid,
5068            final int status,
5069            final String serverMessageId,
5070            final LocalizedContent body) {
5071        if (uuid == null) {
5072            return false;
5073        } else {
5074            final Message message = conversation.findSentMessageWithUuid(uuid);
5075            if (message != null) {
5076                if (message.getServerMsgId() == null) {
5077                    message.setServerMsgId(serverMessageId);
5078                }
5079                if (message.getEncryption() == Message.ENCRYPTION_NONE
5080                        && message.isTypeText()
5081                        && isBodyModified(message, body)) {
5082                    message.setBody(body.content);
5083                    if (body.count > 1) {
5084                        message.setBodyLanguage(body.language);
5085                    }
5086                    markMessage(message, status, null, true);
5087                } else {
5088                    markMessage(message, status);
5089                }
5090                return true;
5091            } else {
5092                return false;
5093            }
5094        }
5095    }
5096
5097    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
5098        if (body == null || body.content == null) {
5099            return false;
5100        }
5101        return !body.content.equals(message.getBody());
5102    }
5103
5104    public void markMessage(Message message, int status) {
5105        markMessage(message, status, null);
5106    }
5107
5108    public void markMessage(final Message message, final int status, final String errorMessage) {
5109        markMessage(message, status, errorMessage, false);
5110    }
5111
5112    public void markMessage(
5113            final Message message,
5114            final int status,
5115            final String errorMessage,
5116            final boolean includeBody) {
5117        final int oldStatus = message.getStatus();
5118        if (status == Message.STATUS_SEND_FAILED
5119                && (oldStatus == Message.STATUS_SEND_RECEIVED
5120                        || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
5121            return;
5122        }
5123        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
5124            return;
5125        }
5126        message.setErrorMessage(errorMessage);
5127        message.setStatus(status);
5128        databaseBackend.updateMessage(message, includeBody);
5129        updateConversationUi();
5130        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
5131            mNotificationService.pushFailedDelivery(message);
5132        }
5133    }
5134
5135    private SharedPreferences getPreferences() {
5136        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
5137    }
5138
5139    public long getAutomaticMessageDeletionDate() {
5140        final long timeout =
5141                getLongPreference(
5142                        AppSettings.AUTOMATIC_MESSAGE_DELETION,
5143                        R.integer.automatic_message_deletion);
5144        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
5145    }
5146
5147    public long getLongPreference(String name, @IntegerRes int res) {
5148        long defaultValue = getResources().getInteger(res);
5149        try {
5150            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
5151        } catch (NumberFormatException e) {
5152            return defaultValue;
5153        }
5154    }
5155
5156    public boolean getBooleanPreference(String name, @BoolRes int res) {
5157        return getPreferences().getBoolean(name, getResources().getBoolean(res));
5158    }
5159
5160    public boolean confirmMessages() {
5161        return appSettings.isConfirmMessages();
5162    }
5163
5164    public boolean allowMessageCorrection() {
5165        return appSettings.isAllowMessageCorrection();
5166    }
5167
5168    public boolean sendChatStates() {
5169        return getBooleanPreference("chat_states", R.bool.chat_states);
5170    }
5171
5172    public boolean useTorToConnect() {
5173        return appSettings.isUseTor();
5174    }
5175
5176    public boolean broadcastLastActivity() {
5177        return appSettings.isBroadcastLastActivity();
5178    }
5179
5180    public int unreadCount() {
5181        int count = 0;
5182        for (Conversation conversation : getConversations()) {
5183            count += conversation.unreadCount();
5184        }
5185        return count;
5186    }
5187
5188    private <T> List<T> threadSafeList(Set<T> set) {
5189        synchronized (LISTENER_LOCK) {
5190            return set.isEmpty() ? Collections.emptyList() : new ArrayList<>(set);
5191        }
5192    }
5193
5194    public void showErrorToastInUi(int resId) {
5195        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
5196            listener.onShowErrorToast(resId);
5197        }
5198    }
5199
5200    public void updateConversationUi() {
5201        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
5202            listener.onConversationUpdate();
5203        }
5204    }
5205
5206    public void notifyJingleRtpConnectionUpdate(
5207            final Account account,
5208            final Jid with,
5209            final String sessionId,
5210            final RtpEndUserState state) {
5211        for (OnJingleRtpConnectionUpdate listener :
5212                threadSafeList(this.onJingleRtpConnectionUpdate)) {
5213            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
5214        }
5215    }
5216
5217    public void notifyJingleRtpConnectionUpdate(
5218            CallIntegration.AudioDevice selectedAudioDevice,
5219            Set<CallIntegration.AudioDevice> availableAudioDevices) {
5220        for (OnJingleRtpConnectionUpdate listener :
5221                threadSafeList(this.onJingleRtpConnectionUpdate)) {
5222            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
5223        }
5224    }
5225
5226    public void updateAccountUi() {
5227        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
5228            listener.onAccountUpdate();
5229        }
5230    }
5231
5232    public void updateRosterUi() {
5233        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
5234            listener.onRosterUpdate();
5235        }
5236    }
5237
5238    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
5239        if (mOnCaptchaRequested.size() > 0) {
5240            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
5241            Bitmap scaled =
5242                    Bitmap.createScaledBitmap(
5243                            captcha,
5244                            (int) (captcha.getWidth() * metrics.scaledDensity),
5245                            (int) (captcha.getHeight() * metrics.scaledDensity),
5246                            false);
5247            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
5248                listener.onCaptchaRequested(account, id, data, scaled);
5249            }
5250            return true;
5251        }
5252        return false;
5253    }
5254
5255    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
5256        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
5257            listener.OnUpdateBlocklist(status);
5258        }
5259    }
5260
5261    public void updateMucRosterUi() {
5262        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
5263            listener.onMucRosterUpdate();
5264        }
5265    }
5266
5267    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
5268        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
5269            listener.onKeyStatusUpdated(report);
5270        }
5271    }
5272
5273    public Account findAccountByJid(final Jid jid) {
5274        for (final Account account : this.accounts) {
5275            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
5276                return account;
5277            }
5278        }
5279        return null;
5280    }
5281
5282    public Account findAccountByUuid(final String uuid) {
5283        for (Account account : this.accounts) {
5284            if (account.getUuid().equals(uuid)) {
5285                return account;
5286            }
5287        }
5288        return null;
5289    }
5290
5291    public Conversation findConversationByUuid(String uuid) {
5292        for (Conversation conversation : getConversations()) {
5293            if (conversation.getUuid().equals(uuid)) {
5294                return conversation;
5295            }
5296        }
5297        return null;
5298    }
5299
5300    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
5301        List<Conversation> findings = new ArrayList<>();
5302        for (Conversation c : getConversations()) {
5303            if (c.getAccount().isEnabled()
5304                    && c.getJid().asBareJid().equals(xmppUri.getJid())
5305                    && ((c.getMode() == Conversational.MODE_MULTI)
5306                            == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
5307                findings.add(c);
5308            }
5309        }
5310        return findings.size() == 1 ? findings.get(0) : null;
5311    }
5312
5313    public boolean markRead(final Conversation conversation, boolean dismiss) {
5314        return markRead(conversation, null, dismiss).size() > 0;
5315    }
5316
5317    public void markRead(final Conversation conversation) {
5318        markRead(conversation, null, true);
5319    }
5320
5321    public List<Message> markRead(
5322            final Conversation conversation, String upToUuid, boolean dismiss) {
5323        if (dismiss) {
5324            mNotificationService.clear(conversation);
5325        }
5326        final List<Message> readMessages = conversation.markRead(upToUuid);
5327        if (readMessages.size() > 0) {
5328            Runnable runnable =
5329                    () -> {
5330                        for (Message message : readMessages) {
5331                            databaseBackend.updateMessage(message, false);
5332                        }
5333                    };
5334            mDatabaseWriterExecutor.execute(runnable);
5335            updateConversationUi();
5336            updateUnreadCountBadge();
5337            return readMessages;
5338        } else {
5339            return readMessages;
5340        }
5341    }
5342
5343    public synchronized void updateUnreadCountBadge() {
5344        int count = unreadCount();
5345        if (unreadCount != count) {
5346            Log.d(Config.LOGTAG, "update unread count to " + count);
5347            if (count > 0) {
5348                ShortcutBadger.applyCount(getApplicationContext(), count);
5349            } else {
5350                ShortcutBadger.removeCount(getApplicationContext());
5351            }
5352            unreadCount = count;
5353        }
5354    }
5355
5356    public void sendReadMarker(final Conversation conversation, final String upToUuid) {
5357        final boolean isPrivateAndNonAnonymousMuc =
5358                conversation.getMode() == Conversation.MODE_MULTI
5359                        && conversation.isPrivateAndNonAnonymous();
5360        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
5361        if (readMessages.isEmpty()) {
5362            return;
5363        }
5364        final var account = conversation.getAccount();
5365        final var connection = account.getXmppConnection();
5366        updateConversationUi();
5367        final var last =
5368                Iterables.getLast(
5369                        Collections2.filter(
5370                                readMessages,
5371                                m ->
5372                                        !m.isPrivateMessage()
5373                                                && m.getStatus() == Message.STATUS_RECEIVED),
5374                        null);
5375        if (last == null) {
5376            return;
5377        }
5378
5379        final boolean sendDisplayedMarker =
5380                confirmMessages()
5381                        && (last.trusted() || isPrivateAndNonAnonymousMuc)
5382                        && last.getRemoteMsgId() != null
5383                        && (last.markable || isPrivateAndNonAnonymousMuc);
5384        final boolean serverAssist =
5385                connection != null && connection.getFeatures().mdsServerAssist();
5386
5387        final String stanzaId = last.getServerMsgId();
5388
5389        if (sendDisplayedMarker && serverAssist) {
5390            final var mdsDisplayed = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5391            final var packet = mMessageGenerator.confirm(last);
5392            packet.addChild(mdsDisplayed);
5393            if (!last.isPrivateMessage()) {
5394                packet.setTo(packet.getTo().asBareJid());
5395            }
5396            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server assisted " + packet);
5397            this.sendMessagePacket(account, packet);
5398        } else {
5399            publishMds(last);
5400            // read markers will be sent after MDS to flush the CSI stanza queue
5401            if (sendDisplayedMarker) {
5402                Log.d(
5403                        Config.LOGTAG,
5404                        conversation.getAccount().getJid().asBareJid()
5405                                + ": sending displayed marker to "
5406                                + last.getCounterpart().toString());
5407                final var packet = mMessageGenerator.confirm(last);
5408                this.sendMessagePacket(account, packet);
5409            }
5410        }
5411    }
5412
5413    private void publishMds(@Nullable final Message message) {
5414        final String stanzaId = message == null ? null : message.getServerMsgId();
5415        if (Strings.isNullOrEmpty(stanzaId)) {
5416            return;
5417        }
5418        final Conversation conversation;
5419        final var conversational = message.getConversation();
5420        if (conversational instanceof Conversation c) {
5421            conversation = c;
5422        } else {
5423            return;
5424        }
5425        final var account = conversation.getAccount();
5426        final var connection = account.getXmppConnection();
5427        if (connection == null || !connection.getFeatures().mds()) {
5428            return;
5429        }
5430        final Jid itemId;
5431        if (message.isPrivateMessage()) {
5432            itemId = message.getCounterpart();
5433        } else {
5434            itemId = conversation.getJid().asBareJid();
5435        }
5436        Log.d(Config.LOGTAG, "publishing mds for " + itemId + "/" + stanzaId);
5437        publishMds(account, itemId, stanzaId, conversation);
5438    }
5439
5440    private void publishMds(
5441            final Account account,
5442            final Jid itemId,
5443            final String stanzaId,
5444            final Conversation conversation) {
5445        final var item = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5446        pushNodeAndEnforcePublishOptions(
5447                account,
5448                Namespace.MDS_DISPLAYED,
5449                item,
5450                itemId.toString(),
5451                PublishOptions.persistentWhitelistAccessMaxItems());
5452    }
5453
5454    public boolean sendReactions(final Message message, final Collection<String> reactions) {
5455        if (message.getConversation() instanceof Conversation conversation) {
5456            final var isPrivateMessage = message.isPrivateMessage();
5457            final Jid reactTo;
5458            final boolean typeGroupChat;
5459            final String reactToId;
5460            final Collection<Reaction> combinedReactions;
5461            if (conversation.getMode() == Conversational.MODE_MULTI && !isPrivateMessage) {
5462                final var mucOptions = conversation.getMucOptions();
5463                if (!mucOptions.participating()) {
5464                    Log.e(Config.LOGTAG, "not participating in MUC");
5465                    return false;
5466                }
5467                final var self = mucOptions.getSelf();
5468                final String occupantId = self.getOccupantId();
5469                if (Strings.isNullOrEmpty(occupantId)) {
5470                    Log.e(Config.LOGTAG, "occupant id not found for reaction in MUC");
5471                    return false;
5472                }
5473                final var existingRaw =
5474                        ImmutableSet.copyOf(
5475                                Collections2.transform(message.getReactions(), r -> r.reaction));
5476                final var reactionsAsExistingVariants =
5477                        ImmutableSet.copyOf(
5478                                Collections2.transform(
5479                                        reactions, r -> Emoticons.existingVariant(r, existingRaw)));
5480                if (!reactions.equals(reactionsAsExistingVariants)) {
5481                    Log.d(Config.LOGTAG, "modified reactions to existing variants");
5482                }
5483                reactToId = message.getServerMsgId();
5484                reactTo = conversation.getJid().asBareJid();
5485                typeGroupChat = true;
5486                combinedReactions =
5487                        Reaction.withOccupantId(
5488                                message.getReactions(),
5489                                reactionsAsExistingVariants,
5490                                false,
5491                                self.getFullJid(),
5492                                conversation.getAccount().getJid(),
5493                                occupantId);
5494            } else {
5495                if (message.isCarbon() || message.getStatus() == Message.STATUS_RECEIVED) {
5496                    reactToId = message.getRemoteMsgId();
5497                } else {
5498                    reactToId = message.getUuid();
5499                }
5500                typeGroupChat = false;
5501                if (isPrivateMessage) {
5502                    reactTo = message.getCounterpart();
5503                } else {
5504                    reactTo = conversation.getJid().asBareJid();
5505                }
5506                combinedReactions =
5507                        Reaction.withFrom(
5508                                message.getReactions(),
5509                                reactions,
5510                                false,
5511                                conversation.getAccount().getJid());
5512            }
5513            if (reactTo == null || Strings.isNullOrEmpty(reactToId)) {
5514                Log.e(Config.LOGTAG, "could not find id to react to");
5515                return false;
5516            }
5517            final var reactionMessage =
5518                    mMessageGenerator.reaction(reactTo, typeGroupChat, reactToId, reactions);
5519            sendMessagePacket(conversation.getAccount(), reactionMessage);
5520            message.setReactions(combinedReactions);
5521            updateMessage(message, false);
5522            return true;
5523        } else {
5524            return false;
5525        }
5526    }
5527
5528    public MemorizingTrustManager getMemorizingTrustManager() {
5529        return this.mMemorizingTrustManager;
5530    }
5531
5532    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
5533        this.mMemorizingTrustManager = trustManager;
5534    }
5535
5536    public void updateMemorizingTrustManager() {
5537        final MemorizingTrustManager trustManager;
5538        if (appSettings.isTrustSystemCAStore()) {
5539            trustManager = new MemorizingTrustManager(getApplicationContext());
5540        } else {
5541            trustManager = new MemorizingTrustManager(getApplicationContext(), null);
5542        }
5543        setMemorizingTrustManager(trustManager);
5544    }
5545
5546    public LruCache<String, Bitmap> getBitmapCache() {
5547        return this.mBitmapCache;
5548    }
5549
5550    public Collection<String> getKnownHosts() {
5551        final Set<String> hosts = new HashSet<>();
5552        for (final Account account : getAccounts()) {
5553            hosts.add(account.getServer());
5554            for (final Contact contact : account.getRoster().getContacts()) {
5555                if (contact.showInRoster()) {
5556                    final String server = contact.getServer();
5557                    if (server != null) {
5558                        hosts.add(server);
5559                    }
5560                }
5561            }
5562        }
5563        if (Config.QUICKSY_DOMAIN != null) {
5564            hosts.remove(
5565                    Config.QUICKSY_DOMAIN
5566                            .toString()); // we only want to show this when we type a e164
5567            // number
5568        }
5569        if (Config.MAGIC_CREATE_DOMAIN != null) {
5570            hosts.add(Config.MAGIC_CREATE_DOMAIN);
5571        }
5572        return hosts;
5573    }
5574
5575    public Collection<String> getKnownConferenceHosts() {
5576        final Set<String> mucServers = new HashSet<>();
5577        for (final Account account : accounts) {
5578            if (account.getXmppConnection() != null) {
5579                mucServers.addAll(account.getXmppConnection().getMucServers());
5580                for (final Bookmark bookmark : account.getBookmarks()) {
5581                    final Jid jid = bookmark.getJid();
5582                    final String s = jid == null ? null : jid.getDomain().toString();
5583                    if (s != null) {
5584                        mucServers.add(s);
5585                    }
5586                }
5587            }
5588        }
5589        return mucServers;
5590    }
5591
5592    public void sendMessagePacket(
5593            final Account account,
5594            final im.conversations.android.xmpp.model.stanza.Message packet) {
5595        final XmppConnection connection = account.getXmppConnection();
5596        if (connection != null) {
5597            connection.sendMessagePacket(packet);
5598        }
5599    }
5600
5601    public void sendPresencePacket(
5602            final Account account,
5603            final im.conversations.android.xmpp.model.stanza.Presence packet) {
5604        final XmppConnection connection = account.getXmppConnection();
5605        if (connection != null) {
5606            connection.sendPresencePacket(packet);
5607        }
5608    }
5609
5610    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
5611        final XmppConnection connection = account.getXmppConnection();
5612        if (connection == null) {
5613            return;
5614        }
5615        connection.sendCreateAccountWithCaptchaPacket(id, data);
5616    }
5617
5618    public ListenableFuture<Iq> sendIqPacket(final Account account, final Iq request) {
5619        final XmppConnection connection = account.getXmppConnection();
5620        if (connection == null) {
5621            return Futures.immediateFailedFuture(new TimeoutException());
5622        }
5623        return connection.sendIqPacket(request);
5624    }
5625
5626    public void sendIqPacket(final Account account, final Iq packet, final Consumer<Iq> callback) {
5627        final XmppConnection connection = account.getXmppConnection();
5628        if (connection != null) {
5629            connection.sendIqPacket(packet, callback);
5630        } else if (callback != null) {
5631            callback.accept(Iq.TIMEOUT);
5632        }
5633    }
5634
5635    public void sendPresence(final Account account) {
5636        sendPresence(account, checkListeners() && broadcastLastActivity());
5637    }
5638
5639    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
5640        final im.conversations.android.xmpp.model.stanza.Presence.Availability status;
5641        if (manuallyChangePresence()) {
5642            status = account.getPresenceStatus();
5643        } else {
5644            status = getTargetPresence();
5645        }
5646        final var packet = mPresenceGenerator.selfPresence(account, status);
5647        if (mLastActivity > 0 && includeIdleTimestamp) {
5648            long since =
5649                    Math.min(mLastActivity, System.currentTimeMillis()); // don't send future dates
5650            packet.addChild("idle", Namespace.IDLE)
5651                    .setAttribute("since", AbstractGenerator.getTimestamp(since));
5652        }
5653        sendPresencePacket(account, packet);
5654    }
5655
5656    private void deactivateGracePeriod() {
5657        for (Account account : getAccounts()) {
5658            account.deactivateGracePeriod();
5659        }
5660    }
5661
5662    public void refreshAllPresences() {
5663        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
5664        for (Account account : getAccounts()) {
5665            if (account.isConnectionEnabled()) {
5666                sendPresence(account, includeIdleTimestamp);
5667            }
5668        }
5669    }
5670
5671    private void refreshAllFcmTokens() {
5672        for (Account account : getAccounts()) {
5673            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
5674                mPushManagementService.registerPushTokenOnServer(account);
5675            }
5676        }
5677    }
5678
5679    private void sendOfflinePresence(final Account account) {
5680        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
5681        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
5682    }
5683
5684    public MessageGenerator getMessageGenerator() {
5685        return this.mMessageGenerator;
5686    }
5687
5688    public PresenceGenerator getPresenceGenerator() {
5689        return this.mPresenceGenerator;
5690    }
5691
5692    public IqGenerator getIqGenerator() {
5693        return this.mIqGenerator;
5694    }
5695
5696    public JingleConnectionManager getJingleConnectionManager() {
5697        return this.mJingleConnectionManager;
5698    }
5699
5700    public boolean hasJingleRtpConnection(final Account account) {
5701        return this.mJingleConnectionManager.hasJingleRtpConnection(account);
5702    }
5703
5704    public MessageArchiveService getMessageArchiveService() {
5705        return this.mMessageArchiveService;
5706    }
5707
5708    public QuickConversationsService getQuickConversationsService() {
5709        return this.mQuickConversationsService;
5710    }
5711
5712    public List<Contact> findContacts(Jid jid, String accountJid) {
5713        ArrayList<Contact> contacts = new ArrayList<>();
5714        for (Account account : getAccounts()) {
5715            if ((account.isEnabled() || accountJid != null)
5716                    && (accountJid == null
5717                            || accountJid.equals(account.getJid().asBareJid().toString()))) {
5718                Contact contact = account.getRoster().getContactFromContactList(jid);
5719                if (contact != null) {
5720                    contacts.add(contact);
5721                }
5722            }
5723        }
5724        return contacts;
5725    }
5726
5727    public Conversation findFirstMuc(Jid jid) {
5728        for (Conversation conversation : getConversations()) {
5729            if (conversation.getAccount().isEnabled()
5730                    && conversation.getJid().asBareJid().equals(jid.asBareJid())
5731                    && conversation.getMode() == Conversation.MODE_MULTI) {
5732                return conversation;
5733            }
5734        }
5735        return null;
5736    }
5737
5738    public NotificationService getNotificationService() {
5739        return this.mNotificationService;
5740    }
5741
5742    public HttpConnectionManager getHttpConnectionManager() {
5743        return this.mHttpConnectionManager;
5744    }
5745
5746    public void resendFailedMessages(final Message message, final boolean forceP2P) {
5747        message.setTime(System.currentTimeMillis());
5748        markMessage(message, Message.STATUS_WAITING);
5749        this.sendMessage(message, true, false, forceP2P);
5750        if (message.getConversation() instanceof Conversation c) {
5751            c.sort();
5752        }
5753        updateConversationUi();
5754    }
5755
5756    public void clearConversationHistory(final Conversation conversation) {
5757        final long clearDate;
5758        final String reference;
5759        if (conversation.countMessages() > 0) {
5760            Message latestMessage = conversation.getLatestMessage();
5761            clearDate = latestMessage.getTimeSent() + 1000;
5762            reference = latestMessage.getServerMsgId();
5763        } else {
5764            clearDate = System.currentTimeMillis();
5765            reference = null;
5766        }
5767        conversation.clearMessages();
5768        conversation.setHasMessagesLeftOnServer(false); // avoid messages getting loaded through mam
5769        conversation.setLastClearHistory(clearDate, reference);
5770        Runnable runnable =
5771                () -> {
5772                    databaseBackend.deleteMessagesInConversation(conversation);
5773                    databaseBackend.updateConversation(conversation);
5774                };
5775        mDatabaseWriterExecutor.execute(runnable);
5776    }
5777
5778    public boolean sendBlockRequest(
5779            final Blockable blockable, final boolean reportSpam, final String serverMsgId) {
5780        final var account = blockable.getAccount();
5781        final var connection = account.getXmppConnection();
5782        return connection
5783                .getManager(BlockingManager.class)
5784                .block(blockable, reportSpam, serverMsgId);
5785    }
5786
5787    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
5788        boolean removed = false;
5789        synchronized (this.conversations) {
5790            boolean domainJid = blockedJid.getLocal() == null;
5791            for (Conversation conversation : this.conversations) {
5792                boolean jidMatches =
5793                        (domainJid
5794                                        && blockedJid
5795                                                .getDomain()
5796                                                .equals(conversation.getJid().getDomain()))
5797                                || blockedJid.equals(conversation.getJid().asBareJid());
5798                if (conversation.getAccount() == account
5799                        && conversation.getMode() == Conversation.MODE_SINGLE
5800                        && jidMatches) {
5801                    this.conversations.remove(conversation);
5802                    markRead(conversation);
5803                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
5804                    Log.d(
5805                            Config.LOGTAG,
5806                            account.getJid().asBareJid()
5807                                    + ": archiving conversation "
5808                                    + conversation.getJid().asBareJid()
5809                                    + " because jid was blocked");
5810                    updateConversation(conversation);
5811                    removed = true;
5812                }
5813            }
5814        }
5815        return removed;
5816    }
5817
5818    public void sendUnblockRequest(final Blockable blockable) {
5819        final var account = blockable.getAccount();
5820        final var connection = account.getXmppConnection();
5821        connection.getManager(BlockingManager.class).unblock(blockable);
5822    }
5823
5824    public void publishDisplayName(final Account account) {
5825        final var connection = account.getXmppConnection();
5826        final String displayName = account.getDisplayName();
5827        mAvatarService.clear(account);
5828        final var future = connection.getManager(NickManager.class).publish(displayName);
5829        Futures.addCallback(
5830                future,
5831                new FutureCallback<Void>() {
5832                    @Override
5833                    public void onSuccess(Void result) {
5834                        Log.d(
5835                                Config.LOGTAG,
5836                                account.getJid().asBareJid() + ": published User Nick");
5837                    }
5838
5839                    @Override
5840                    public void onFailure(@NonNull Throwable t) {
5841                        Log.d(Config.LOGTAG, "could not publish User Nick", t);
5842                    }
5843                },
5844                MoreExecutors.directExecutor());
5845    }
5846
5847    public void fetchMamPreferences(final Account account, final OnMamPreferencesFetched callback) {
5848        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
5849        final Iq request = new Iq(Iq.Type.GET);
5850        request.addChild("prefs", version.namespace);
5851        sendIqPacket(
5852                account,
5853                request,
5854                (packet) -> {
5855                    final Element prefs = packet.findChild("prefs", version.namespace);
5856                    if (packet.getType() == Iq.Type.RESULT && prefs != null) {
5857                        callback.onPreferencesFetched(prefs);
5858                    } else {
5859                        callback.onPreferencesFetchFailed();
5860                    }
5861                });
5862    }
5863
5864    public PushManagementService getPushManagementService() {
5865        return mPushManagementService;
5866    }
5867
5868    public void changeStatus(Account account, PresenceTemplate template, String signature) {
5869        if (!template.getStatusMessage().isEmpty()) {
5870            databaseBackend.insertPresenceTemplate(template);
5871        }
5872        account.setPgpSignature(signature);
5873        account.setPresenceStatus(template.getStatus());
5874        account.setPresenceStatusMessage(template.getStatusMessage());
5875        databaseBackend.updateAccount(account);
5876        sendPresence(account);
5877    }
5878
5879    public List<PresenceTemplate> getPresenceTemplates(Account account) {
5880        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
5881        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
5882            if (!templates.contains(template)) {
5883                templates.add(0, template);
5884            }
5885        }
5886        return templates;
5887    }
5888
5889    public void saveConversationAsBookmark(final Conversation conversation, final String name) {
5890        final Account account = conversation.getAccount();
5891        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
5892        final String nick = conversation.getJid().getResource();
5893        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
5894            bookmark.setNick(nick);
5895        }
5896        if (!TextUtils.isEmpty(name)) {
5897            bookmark.setBookmarkName(name);
5898        }
5899        bookmark.setAutojoin(true);
5900        createBookmark(account, bookmark);
5901        bookmark.setConversation(conversation);
5902    }
5903
5904    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
5905        boolean performedVerification = false;
5906        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
5907        for (XmppUri.Fingerprint fp : fingerprints) {
5908            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5909                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5910                FingerprintStatus fingerprintStatus =
5911                        axolotlService.getFingerprintTrust(fingerprint);
5912                if (fingerprintStatus != null) {
5913                    if (!fingerprintStatus.isVerified()) {
5914                        performedVerification = true;
5915                        axolotlService.setFingerprintTrust(
5916                                fingerprint, fingerprintStatus.toVerified());
5917                    }
5918                } else {
5919                    axolotlService.preVerifyFingerprint(contact, fingerprint);
5920                }
5921            }
5922        }
5923        return performedVerification;
5924    }
5925
5926    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
5927        final AxolotlService axolotlService = account.getAxolotlService();
5928        boolean verifiedSomething = false;
5929        for (XmppUri.Fingerprint fp : fingerprints) {
5930            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5931                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5932                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
5933                FingerprintStatus fingerprintStatus =
5934                        axolotlService.getFingerprintTrust(fingerprint);
5935                if (fingerprintStatus != null) {
5936                    if (!fingerprintStatus.isVerified()) {
5937                        axolotlService.setFingerprintTrust(
5938                                fingerprint, fingerprintStatus.toVerified());
5939                        verifiedSomething = true;
5940                    }
5941                } else {
5942                    axolotlService.preVerifyFingerprint(account, fingerprint);
5943                    verifiedSomething = true;
5944                }
5945            }
5946        }
5947        return verifiedSomething;
5948    }
5949
5950    public ShortcutService getShortcutService() {
5951        return mShortcutService;
5952    }
5953
5954    public void pushMamPreferences(Account account, Element prefs) {
5955        final Iq set = new Iq(Iq.Type.SET);
5956        set.addChild(prefs);
5957        sendIqPacket(account, set, null);
5958    }
5959
5960    public void evictPreview(String uuid) {
5961        if (mBitmapCache.remove(uuid) != null) {
5962            Log.d(Config.LOGTAG, "deleted cached preview");
5963        }
5964    }
5965
5966    public interface OnMamPreferencesFetched {
5967        void onPreferencesFetched(Element prefs);
5968
5969        void onPreferencesFetchFailed();
5970    }
5971
5972    public interface OnAccountCreated {
5973        void onAccountCreated(Account account);
5974
5975        void informUser(int r);
5976    }
5977
5978    public interface OnMoreMessagesLoaded {
5979        void onMoreMessagesLoaded(int count, Conversation conversation);
5980
5981        void informUser(int r);
5982    }
5983
5984    public interface OnAccountPasswordChanged {
5985        void onPasswordChangeSucceeded();
5986
5987        void onPasswordChangeFailed();
5988    }
5989
5990    public interface OnRoomDestroy {
5991        void onRoomDestroySucceeded();
5992
5993        void onRoomDestroyFailed();
5994    }
5995
5996    public interface OnAffiliationChanged {
5997        void onAffiliationChangedSuccessful(Jid jid);
5998
5999        void onAffiliationChangeFailed(Jid jid, int resId);
6000    }
6001
6002    public interface OnConversationUpdate {
6003        void onConversationUpdate();
6004    }
6005
6006    public interface OnJingleRtpConnectionUpdate {
6007        void onJingleRtpConnectionUpdate(
6008                final Account account,
6009                final Jid with,
6010                final String sessionId,
6011                final RtpEndUserState state);
6012
6013        void onAudioDeviceChanged(
6014                CallIntegration.AudioDevice selectedAudioDevice,
6015                Set<CallIntegration.AudioDevice> availableAudioDevices);
6016    }
6017
6018    public interface OnAccountUpdate {
6019        void onAccountUpdate();
6020    }
6021
6022    public interface OnCaptchaRequested {
6023        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
6024    }
6025
6026    public interface OnRosterUpdate {
6027        void onRosterUpdate();
6028    }
6029
6030    public interface OnMucRosterUpdate {
6031        void onMucRosterUpdate();
6032    }
6033
6034    public interface OnConferenceConfigurationFetched {
6035        void onConferenceConfigurationFetched(Conversation conversation);
6036
6037        void onFetchFailed(Conversation conversation, String errorCondition);
6038    }
6039
6040    public interface OnConferenceJoined {
6041        void onConferenceJoined(Conversation conversation);
6042    }
6043
6044    public interface OnConfigurationPushed {
6045        void onPushSucceeded();
6046
6047        void onPushFailed();
6048    }
6049
6050    public interface OnShowErrorToast {
6051        void onShowErrorToast(int resId);
6052    }
6053
6054    public class XmppConnectionBinder extends Binder {
6055        public XmppConnectionService getService() {
6056            return XmppConnectionService.this;
6057        }
6058    }
6059
6060    private class InternalEventReceiver extends BroadcastReceiver {
6061
6062        @Override
6063        public void onReceive(final Context context, final Intent intent) {
6064            onStartCommand(intent, 0, 0);
6065        }
6066    }
6067
6068    private class RestrictedEventReceiver extends BroadcastReceiver {
6069
6070        private final Collection<String> allowedActions;
6071
6072        private RestrictedEventReceiver(final Collection<String> allowedActions) {
6073            this.allowedActions = allowedActions;
6074        }
6075
6076        @Override
6077        public void onReceive(final Context context, final Intent intent) {
6078            final String action = intent == null ? null : intent.getAction();
6079            if (allowedActions.contains(action)) {
6080                onStartCommand(intent, 0, 0);
6081            } else {
6082                Log.e(Config.LOGTAG, "restricting broadcast of event " + action);
6083            }
6084        }
6085    }
6086
6087    public static class OngoingCall {
6088        public final AbstractJingleConnection.Id id;
6089        public final Set<Media> media;
6090        public final boolean reconnecting;
6091
6092        public OngoingCall(
6093                AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
6094            this.id = id;
6095            this.media = media;
6096            this.reconnecting = reconnecting;
6097        }
6098
6099        @Override
6100        public boolean equals(Object o) {
6101            if (this == o) return true;
6102            if (o == null || getClass() != o.getClass()) return false;
6103            OngoingCall that = (OngoingCall) o;
6104            return reconnecting == that.reconnecting
6105                    && Objects.equal(id, that.id)
6106                    && Objects.equal(media, that.media);
6107        }
6108
6109        @Override
6110        public int hashCode() {
6111            return Objects.hashCode(id, media, reconnecting);
6112        }
6113    }
6114
6115    public static void toggleForegroundService(final XmppConnectionService service) {
6116        if (service == null) {
6117            return;
6118        }
6119        service.toggleForegroundService();
6120    }
6121
6122    public static void toggleForegroundService(final ConversationsActivity activity) {
6123        if (activity == null) {
6124            return;
6125        }
6126        toggleForegroundService(activity.xmppConnectionService);
6127    }
6128}