XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import static eu.siacs.conversations.utils.Compatibility.s;
   4import static eu.siacs.conversations.utils.Random.SECURE_RANDOM;
   5
   6import android.Manifest;
   7import android.annotation.SuppressLint;
   8import android.annotation.TargetApi;
   9import android.app.AlarmManager;
  10import android.app.KeyguardManager;
  11import android.app.Notification;
  12import android.app.NotificationManager;
  13import android.app.PendingIntent;
  14import android.app.Service;
  15import android.content.BroadcastReceiver;
  16import android.content.ComponentName;
  17import android.content.Context;
  18import android.content.Intent;
  19import android.content.IntentFilter;
  20import android.content.SharedPreferences;
  21import android.content.pm.PackageManager;
  22import android.content.pm.ServiceInfo;
  23import android.database.ContentObserver;
  24import android.graphics.Bitmap;
  25import android.media.AudioManager;
  26import android.net.ConnectivityManager;
  27import android.net.Network;
  28import android.net.NetworkCapabilities;
  29import android.net.NetworkInfo;
  30import android.net.Uri;
  31import android.os.Binder;
  32import android.os.Build;
  33import android.os.Bundle;
  34import android.os.Environment;
  35import android.os.IBinder;
  36import android.os.Messenger;
  37import android.os.PowerManager;
  38import android.os.PowerManager.WakeLock;
  39import android.os.SystemClock;
  40import android.preference.PreferenceManager;
  41import android.provider.ContactsContract;
  42import android.security.KeyChain;
  43import android.text.TextUtils;
  44import android.util.DisplayMetrics;
  45import android.util.Log;
  46import android.util.LruCache;
  47import android.util.Pair;
  48import androidx.annotation.BoolRes;
  49import androidx.annotation.IntegerRes;
  50import androidx.annotation.NonNull;
  51import androidx.annotation.Nullable;
  52import androidx.core.app.RemoteInput;
  53import androidx.core.content.ContextCompat;
  54import com.google.common.base.Objects;
  55import com.google.common.base.Optional;
  56import com.google.common.base.Strings;
  57import com.google.common.collect.Collections2;
  58import com.google.common.collect.ImmutableMap;
  59import com.google.common.collect.ImmutableSet;
  60import com.google.common.collect.Iterables;
  61import com.google.common.collect.Maps;
  62import eu.siacs.conversations.AppSettings;
  63import eu.siacs.conversations.Config;
  64import eu.siacs.conversations.R;
  65import eu.siacs.conversations.android.JabberIdContact;
  66import eu.siacs.conversations.crypto.OmemoSetting;
  67import eu.siacs.conversations.crypto.PgpDecryptionService;
  68import eu.siacs.conversations.crypto.PgpEngine;
  69import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  70import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  71import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
  72import eu.siacs.conversations.entities.Account;
  73import eu.siacs.conversations.entities.Blockable;
  74import eu.siacs.conversations.entities.Bookmark;
  75import eu.siacs.conversations.entities.Contact;
  76import eu.siacs.conversations.entities.Conversation;
  77import eu.siacs.conversations.entities.Conversational;
  78import eu.siacs.conversations.entities.Message;
  79import eu.siacs.conversations.entities.MucOptions;
  80import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
  81import eu.siacs.conversations.entities.Presence;
  82import eu.siacs.conversations.entities.PresenceTemplate;
  83import eu.siacs.conversations.entities.Reaction;
  84import eu.siacs.conversations.entities.Roster;
  85import eu.siacs.conversations.entities.ServiceDiscoveryResult;
  86import eu.siacs.conversations.generator.AbstractGenerator;
  87import eu.siacs.conversations.generator.IqGenerator;
  88import eu.siacs.conversations.generator.MessageGenerator;
  89import eu.siacs.conversations.generator.PresenceGenerator;
  90import eu.siacs.conversations.http.HttpConnectionManager;
  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.ReplacingTaskManager;
 115import eu.siacs.conversations.utils.Resolver;
 116import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 117import eu.siacs.conversations.utils.StringUtils;
 118import eu.siacs.conversations.utils.TorServiceUtils;
 119import eu.siacs.conversations.utils.WakeLockHelper;
 120import eu.siacs.conversations.utils.XmppUri;
 121import eu.siacs.conversations.xml.Element;
 122import eu.siacs.conversations.xml.LocalizedContent;
 123import eu.siacs.conversations.xml.Namespace;
 124import eu.siacs.conversations.xmpp.InvalidJid;
 125import eu.siacs.conversations.xmpp.Jid;
 126import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 127import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 128import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 129import eu.siacs.conversations.xmpp.OnStatusChanged;
 130import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 131import eu.siacs.conversations.xmpp.XmppConnection;
 132import eu.siacs.conversations.xmpp.chatstate.ChatState;
 133import eu.siacs.conversations.xmpp.forms.Data;
 134import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 135import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 136import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 137import eu.siacs.conversations.xmpp.jingle.Media;
 138import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 139import eu.siacs.conversations.xmpp.mam.MamReference;
 140import eu.siacs.conversations.xmpp.pep.Avatar;
 141import eu.siacs.conversations.xmpp.pep.PublishOptions;
 142import im.conversations.android.xmpp.model.stanza.Iq;
 143import java.io.File;
 144import java.security.Security;
 145import java.security.cert.CertificateException;
 146import java.security.cert.X509Certificate;
 147import java.util.ArrayList;
 148import java.util.Arrays;
 149import java.util.Collection;
 150import java.util.Collections;
 151import java.util.HashSet;
 152import java.util.Iterator;
 153import java.util.List;
 154import java.util.ListIterator;
 155import java.util.Map;
 156import java.util.Set;
 157import java.util.WeakHashMap;
 158import java.util.concurrent.CopyOnWriteArrayList;
 159import java.util.concurrent.CountDownLatch;
 160import java.util.concurrent.Executor;
 161import java.util.concurrent.Executors;
 162import java.util.concurrent.RejectedExecutionException;
 163import java.util.concurrent.ScheduledExecutorService;
 164import java.util.concurrent.TimeUnit;
 165import java.util.concurrent.atomic.AtomicBoolean;
 166import java.util.concurrent.atomic.AtomicLong;
 167import java.util.concurrent.atomic.AtomicReference;
 168import java.util.function.Consumer;
 169import me.leolin.shortcutbadger.ShortcutBadger;
 170import org.conscrypt.Conscrypt;
 171import org.jxmpp.stringprep.libidn.LibIdnXmppStringprep;
 172import org.openintents.openpgp.IOpenPgpService2;
 173import org.openintents.openpgp.util.OpenPgpApi;
 174import org.openintents.openpgp.util.OpenPgpServiceConnection;
 175
 176public class XmppConnectionService extends Service {
 177
 178    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 179    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 180    public static final String ACTION_SNOOZE = "snooze";
 181    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 182    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION =
 183            "clear_missed_call_notification";
 184    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 185    public static final String ACTION_TRY_AGAIN = "try_again";
 186
 187    public static final String ACTION_TEMPORARILY_DISABLE = "temporarily_disable";
 188    public static final String ACTION_PING = "ping";
 189    public static final String ACTION_IDLE_PING = "idle_ping";
 190    public static final String ACTION_INTERNAL_PING = "internal_ping";
 191    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 192    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 193    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 194    public static final String ACTION_END_CALL = "end_call";
 195    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 196    public static final String ACTION_CALL_INTEGRATION_SERVICE_STARTED =
 197            "call_integration_service_started";
 198    private static final String ACTION_POST_CONNECTIVITY_CHANGE =
 199            "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 200    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS =
 201            "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 202    public static final String ACTION_QUICK_LOG = "eu.siacs.conversations.QUICK_LOG";
 203
 204    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 205
 206    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 207    private static final Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 208    public static final Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 209
 210    private final ScheduledExecutorService internalPingExecutor =
 211            Executors.newSingleThreadScheduledExecutor();
 212    private static final SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR =
 213            new SerialSingleThreadExecutor("VideoCompression");
 214    private final SerialSingleThreadExecutor mDatabaseWriterExecutor =
 215            new SerialSingleThreadExecutor("DatabaseWriter");
 216    private final SerialSingleThreadExecutor mDatabaseReaderExecutor =
 217            new SerialSingleThreadExecutor("DatabaseReader");
 218    private final SerialSingleThreadExecutor mNotificationExecutor =
 219            new SerialSingleThreadExecutor("NotificationExecutor");
 220    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 221    private final IBinder mBinder = new XmppConnectionBinder();
 222    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 223    private final IqGenerator mIqGenerator = new IqGenerator(this);
 224    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 225    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 226    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 227    private final Consumer<Iq> mDefaultIqHandler =
 228            (packet) -> {
 229                if (packet.getType() != Iq.Type.RESULT) {
 230                    final var error = packet.getError();
 231                    String text = error != null ? error.findChildContent("text") : null;
 232                    if (text != null) {
 233                        Log.d(Config.LOGTAG, "received iq error: " + text);
 234                    }
 235                }
 236            };
 237    public DatabaseBackend databaseBackend;
 238    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor =
 239            new ReplacingSerialSingleThreadExecutor("ContactMerger");
 240    private long mLastActivity = 0;
 241
 242    private final AppSettings appSettings = new AppSettings(this);
 243    private final FileBackend fileBackend = new FileBackend(this);
 244    private MemorizingTrustManager mMemorizingTrustManager;
 245    private final NotificationService mNotificationService = new NotificationService(this);
 246    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 247    private final ChannelDiscoveryService mChannelDiscoveryService =
 248            new ChannelDiscoveryService(this);
 249    private final ShortcutService mShortcutService = new ShortcutService(this);
 250    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 251    private final AtomicBoolean mOngoingVideoTranscoding = new AtomicBoolean(false);
 252    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 253    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 254    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 255    public OnContactStatusChanged onContactStatusChanged =
 256            (contact, online) -> {
 257                final var conversation = find(contact);
 258                if (conversation == null) {
 259                    return;
 260                }
 261                if (online) {
 262                    if (contact.getPresences().size() == 1) {
 263                        sendUnsentMessages(conversation);
 264                    }
 265                }
 266            };
 267    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 268    private List<Account> accounts;
 269    private final JingleConnectionManager mJingleConnectionManager =
 270            new JingleConnectionManager(this);
 271    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 272    private final AvatarService mAvatarService = new AvatarService(this);
 273    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 274    private final PushManagementService mPushManagementService = new PushManagementService(this);
 275    private final QuickConversationsService mQuickConversationsService =
 276            new QuickConversationsService(this);
 277    private final ConversationsFileObserver fileObserver =
 278            new ConversationsFileObserver(
 279                    Environment.getExternalStorageDirectory().getAbsolutePath()) {
 280                @Override
 281                public void onEvent(final int event, final File file) {
 282                    markFileDeleted(file);
 283                }
 284            };
 285    private final OnMessageAcknowledged mOnMessageAcknowledgedListener =
 286            new OnMessageAcknowledged() {
 287
 288                @Override
 289                public boolean onMessageAcknowledged(
 290                        final Account account, final Jid to, final String id) {
 291                    if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 292                        final String sessionId =
 293                                id.substring(
 294                                        JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX
 295                                                .length());
 296                        mJingleConnectionManager.updateProposedSessionDiscovered(
 297                                account,
 298                                to,
 299                                sessionId,
 300                                JingleConnectionManager.DeviceDiscoveryState
 301                                        .SEARCHING_ACKNOWLEDGED);
 302                    }
 303
 304                    final Jid bare = to.asBareJid();
 305
 306                    for (final Conversation conversation : getConversations()) {
 307                        if (conversation.getAccount() == account
 308                                && conversation.getJid().asBareJid().equals(bare)) {
 309                            final Message message = conversation.findUnsentMessageWithUuid(id);
 310                            if (message != null) {
 311                                message.setStatus(Message.STATUS_SEND);
 312                                message.setErrorMessage(null);
 313                                databaseBackend.updateMessage(message, false);
 314                                return true;
 315                            }
 316                        }
 317                    }
 318                    return false;
 319                }
 320            };
 321
 322    private boolean destroyed = false;
 323
 324    private int unreadCount = -1;
 325
 326    // Ui callback listeners
 327    private final Set<OnConversationUpdate> mOnConversationUpdates =
 328            Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 329    private final Set<OnShowErrorToast> mOnShowErrorToasts =
 330            Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 331    private final Set<OnAccountUpdate> mOnAccountUpdates =
 332            Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 333    private final Set<OnCaptchaRequested> mOnCaptchaRequested =
 334            Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 335    private final Set<OnRosterUpdate> mOnRosterUpdates =
 336            Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 337    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist =
 338            Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 339    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate =
 340            Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 341    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated =
 342            Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 343    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate =
 344            Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 345
 346    private final Object LISTENER_LOCK = new Object();
 347
 348    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 349
 350    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 351    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache =
 352            new LruCache<>(20);
 353    private final OnStatusChanged statusListener =
 354            new OnStatusChanged() {
 355
 356                @Override
 357                public void onStatusChanged(final Account account) {
 358                    XmppConnection connection = account.getXmppConnection();
 359                    updateAccountUi();
 360
 361                    if (account.getStatus() == Account.State.ONLINE
 362                            || account.getStatus().isError()) {
 363                        mQuickConversationsService.signalAccountStateChange();
 364                    }
 365
 366                    if (account.getStatus() == Account.State.ONLINE) {
 367                        synchronized (mLowPingTimeoutMode) {
 368                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 369                                Log.d(
 370                                        Config.LOGTAG,
 371                                        account.getJid().asBareJid()
 372                                                + ": leaving low ping timeout mode");
 373                            }
 374                        }
 375                        if (account.setShowErrorNotification(true)) {
 376                            databaseBackend.updateAccount(account);
 377                        }
 378                        mMessageArchiveService.executePendingQueries(account);
 379                        if (connection != null && connection.getFeatures().csi()) {
 380                            if (checkListeners()) {
 381                                Log.d(
 382                                        Config.LOGTAG,
 383                                        account.getJid().asBareJid() + " sending csi//inactive");
 384                                connection.sendInactive();
 385                            } else {
 386                                Log.d(
 387                                        Config.LOGTAG,
 388                                        account.getJid().asBareJid() + " sending csi//active");
 389                                connection.sendActive();
 390                            }
 391                        }
 392                        List<Conversation> conversations = getConversations();
 393                        for (Conversation conversation : conversations) {
 394                            final boolean inProgressJoin;
 395                            synchronized (account.inProgressConferenceJoins) {
 396                                inProgressJoin =
 397                                        account.inProgressConferenceJoins.contains(conversation);
 398                            }
 399                            final boolean pendingJoin;
 400                            synchronized (account.pendingConferenceJoins) {
 401                                pendingJoin = account.pendingConferenceJoins.contains(conversation);
 402                            }
 403                            if (conversation.getAccount() == account
 404                                    && !pendingJoin
 405                                    && !inProgressJoin) {
 406                                sendUnsentMessages(conversation);
 407                            }
 408                        }
 409                        final List<Conversation> pendingLeaves;
 410                        synchronized (account.pendingConferenceLeaves) {
 411                            pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 412                            account.pendingConferenceLeaves.clear();
 413                        }
 414                        for (Conversation conversation : pendingLeaves) {
 415                            leaveMuc(conversation);
 416                        }
 417                        final List<Conversation> pendingJoins;
 418                        synchronized (account.pendingConferenceJoins) {
 419                            pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 420                            account.pendingConferenceJoins.clear();
 421                        }
 422                        for (Conversation conversation : pendingJoins) {
 423                            joinMuc(conversation);
 424                        }
 425                        scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 426                    } else if (account.getStatus() == Account.State.OFFLINE
 427                            || account.getStatus() == Account.State.DISABLED
 428                            || account.getStatus() == Account.State.LOGGED_OUT) {
 429                        resetSendingToWaiting(account);
 430                        if (account.isConnectionEnabled() && isInLowPingTimeoutMode(account)) {
 431                            Log.d(
 432                                    Config.LOGTAG,
 433                                    account.getJid().asBareJid()
 434                                            + ": went into offline state during low ping mode."
 435                                            + " reconnecting now");
 436                            reconnectAccount(account, true, false);
 437                        } else {
 438                            final int timeToReconnect = SECURE_RANDOM.nextInt(10) + 2;
 439                            scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 440                        }
 441                    } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 442                        databaseBackend.updateAccount(account);
 443                        reconnectAccount(account, true, false);
 444                    } else if (account.getStatus() != Account.State.CONNECTING
 445                            && account.getStatus() != Account.State.NO_INTERNET) {
 446                        resetSendingToWaiting(account);
 447                        if (connection != null && account.getStatus().isAttemptReconnect()) {
 448                            final boolean aggressive =
 449                                    account.getStatus() == Account.State.SEE_OTHER_HOST
 450                                            || hasJingleRtpConnection(account);
 451                            final int next = connection.getTimeToNextAttempt(aggressive);
 452                            final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 453                            if (next <= 0) {
 454                                Log.d(
 455                                        Config.LOGTAG,
 456                                        account.getJid().asBareJid()
 457                                                + ": error connecting account. reconnecting now."
 458                                                + " lowPingTimeout="
 459                                                + lowPingTimeoutMode);
 460                                reconnectAccount(account, true, false);
 461                            } else {
 462                                final int attempt = connection.getAttempt() + 1;
 463                                Log.d(
 464                                        Config.LOGTAG,
 465                                        account.getJid().asBareJid()
 466                                                + ": error connecting account. try again in "
 467                                                + next
 468                                                + "s for the "
 469                                                + attempt
 470                                                + " time. lowPingTimeout="
 471                                                + lowPingTimeoutMode
 472                                                + ", aggressive="
 473                                                + aggressive);
 474                                scheduleWakeUpCall(next, account.getUuid().hashCode());
 475                                if (aggressive) {
 476                                    internalPingExecutor.schedule(
 477                                            XmppConnectionService.this
 478                                                    ::manageAccountConnectionStatesInternal,
 479                                            (next * 1000L) + 50,
 480                                            TimeUnit.MILLISECONDS);
 481                                }
 482                            }
 483                        }
 484                    }
 485                    getNotificationService().updateErrorNotification();
 486                }
 487            };
 488    private OpenPgpServiceConnection pgpServiceConnection;
 489    private PgpEngine mPgpEngine = null;
 490    private WakeLock wakeLock;
 491    private LruCache<String, Bitmap> mBitmapCache;
 492    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 493    private final BroadcastReceiver mInternalRestrictedEventReceiver =
 494            new RestrictedEventReceiver(Arrays.asList(TorServiceUtils.ACTION_STATUS));
 495    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 496
 497    private static String generateFetchKey(Account account, final Avatar avatar) {
 498        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 499    }
 500
 501    private boolean isInLowPingTimeoutMode(Account account) {
 502        synchronized (mLowPingTimeoutMode) {
 503            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 504        }
 505    }
 506
 507    public void startOngoingVideoTranscodingForegroundNotification() {
 508        mOngoingVideoTranscoding.set(true);
 509        toggleForegroundService();
 510    }
 511
 512    public void stopOngoingVideoTranscodingForegroundNotification() {
 513        mOngoingVideoTranscoding.set(false);
 514        toggleForegroundService();
 515    }
 516
 517    public boolean areMessagesInitialized() {
 518        return this.restoredFromDatabaseLatch.getCount() == 0;
 519    }
 520
 521    public PgpEngine getPgpEngine() {
 522        if (!Config.supportOpenPgp()) {
 523            return null;
 524        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 525            if (this.mPgpEngine == null) {
 526                this.mPgpEngine =
 527                        new PgpEngine(
 528                                new OpenPgpApi(
 529                                        getApplicationContext(), pgpServiceConnection.getService()),
 530                                this);
 531            }
 532            return mPgpEngine;
 533        } else {
 534            return null;
 535        }
 536    }
 537
 538    public OpenPgpApi getOpenPgpApi() {
 539        if (!Config.supportOpenPgp()) {
 540            return null;
 541        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 542            return new OpenPgpApi(this, pgpServiceConnection.getService());
 543        } else {
 544            return null;
 545        }
 546    }
 547
 548    public AppSettings getAppSettings() {
 549        return this.appSettings;
 550    }
 551
 552    public FileBackend getFileBackend() {
 553        return this.fileBackend;
 554    }
 555
 556    public AvatarService getAvatarService() {
 557        return this.mAvatarService;
 558    }
 559
 560    public void attachLocationToConversation(
 561            final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 562        int encryption = conversation.getNextEncryption();
 563        if (encryption == Message.ENCRYPTION_PGP) {
 564            encryption = Message.ENCRYPTION_DECRYPTED;
 565        }
 566        Message message = new Message(conversation, uri.toString(), encryption);
 567        Message.configurePrivateMessage(message);
 568        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 569            getPgpEngine().encrypt(message, callback);
 570        } else {
 571            sendMessage(message);
 572            callback.success(message);
 573        }
 574    }
 575
 576    public void attachFileToConversation(
 577            final Conversation conversation,
 578            final Uri uri,
 579            final String type,
 580            final UiCallback<Message> callback) {
 581        final Message message;
 582        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 583            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 584        } else {
 585            message = new Message(conversation, "", conversation.getNextEncryption());
 586        }
 587        if (!Message.configurePrivateFileMessage(message)) {
 588            message.setCounterpart(conversation.getNextCounterpart());
 589            message.setType(Message.TYPE_FILE);
 590        }
 591        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 592        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 593        final AttachFileToConversationRunnable runnable =
 594                new AttachFileToConversationRunnable(this, uri, type, message, callback);
 595        if (runnable.isVideoMessage()) {
 596            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 597        } else {
 598            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 599        }
 600    }
 601
 602    public void attachImageToConversation(
 603            final Conversation conversation,
 604            final Uri uri,
 605            final String type,
 606            final UiCallback<Message> callback) {
 607        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 608        final String compressPictures = getCompressPicturesPreference();
 609
 610        if ("never".equals(compressPictures)
 611                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 612                || (mimeType != null && mimeType.endsWith("/gif"))
 613                || getFileBackend().unusualBounds(uri)) {
 614            Log.d(
 615                    Config.LOGTAG,
 616                    conversation.getAccount().getJid().asBareJid()
 617                            + ": not compressing picture. sending as file");
 618            attachFileToConversation(conversation, uri, mimeType, callback);
 619            return;
 620        }
 621        final Message message;
 622        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 623            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 624        } else {
 625            message = new Message(conversation, "", conversation.getNextEncryption());
 626        }
 627        if (!Message.configurePrivateFileMessage(message)) {
 628            message.setCounterpart(conversation.getNextCounterpart());
 629            message.setType(Message.TYPE_IMAGE);
 630        }
 631        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 632        FILE_ATTACHMENT_EXECUTOR.execute(
 633                () -> {
 634                    try {
 635                        getFileBackend().copyImageToPrivateStorage(message, uri);
 636                    } catch (FileBackend.ImageCompressionException e) {
 637                        Log.d(
 638                                Config.LOGTAG,
 639                                "unable to compress image. fall back to file transfer",
 640                                e);
 641                        attachFileToConversation(conversation, uri, mimeType, callback);
 642                        return;
 643                    } catch (final FileBackend.FileCopyException e) {
 644                        callback.error(e.getResId(), message);
 645                        return;
 646                    }
 647                    if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 648                        final PgpEngine pgpEngine = getPgpEngine();
 649                        if (pgpEngine != null) {
 650                            pgpEngine.encrypt(message, callback);
 651                        } else if (callback != null) {
 652                            callback.error(R.string.unable_to_connect_to_keychain, null);
 653                        }
 654                    } else {
 655                        sendMessage(message);
 656                        callback.success(message);
 657                    }
 658                });
 659    }
 660
 661    public Conversation find(Bookmark bookmark) {
 662        return find(bookmark.getAccount(), bookmark.getJid());
 663    }
 664
 665    public Conversation find(final Account account, final Jid jid) {
 666        return find(getConversations(), account, jid);
 667    }
 668
 669    public boolean isMuc(final Account account, final Jid jid) {
 670        final Conversation c = find(account, jid);
 671        return c != null && c.getMode() == Conversational.MODE_MULTI;
 672    }
 673
 674    public void search(
 675            final List<String> term,
 676            final String uuid,
 677            final OnSearchResultsAvailable onSearchResultsAvailable) {
 678        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 679    }
 680
 681    @Override
 682    public int onStartCommand(final Intent intent, int flags, int startId) {
 683        final String action = Strings.nullToEmpty(intent == null ? null : intent.getAction());
 684        final boolean needsForegroundService =
 685                intent != null
 686                        && intent.getBooleanExtra(
 687                                SystemEventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 688        if (needsForegroundService) {
 689            Log.d(
 690                    Config.LOGTAG,
 691                    "toggle forced foreground service after receiving event (action="
 692                            + action
 693                            + ")");
 694            toggleForegroundService(true);
 695        }
 696        final String uuid = intent == null ? null : intent.getStringExtra("uuid");
 697        switch (action) {
 698            case QuickConversationsService.SMS_RETRIEVED_ACTION:
 699                mQuickConversationsService.handleSmsReceived(intent);
 700                break;
 701            case ConnectivityManager.CONNECTIVITY_ACTION:
 702                if (hasInternetConnection()) {
 703                    if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 704                        schedulePostConnectivityChange();
 705                    }
 706                    if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 707                        resetAllAttemptCounts(true, false);
 708                    }
 709                    Resolver.clearCache();
 710                }
 711                break;
 712            case Intent.ACTION_SHUTDOWN:
 713                logoutAndSave(true);
 714                return START_NOT_STICKY;
 715            case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 716                mNotificationExecutor.execute(
 717                        () -> {
 718                            try {
 719                                final Conversation c = findConversationByUuid(uuid);
 720                                if (c != null) {
 721                                    mNotificationService.clearMessages(c);
 722                                } else {
 723                                    mNotificationService.clearMessages();
 724                                }
 725                                restoredFromDatabaseLatch.await();
 726
 727                            } catch (InterruptedException e) {
 728                                Log.d(
 729                                        Config.LOGTAG,
 730                                        "unable to process clear message notification");
 731                            }
 732                        });
 733                break;
 734            case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 735                mNotificationExecutor.execute(
 736                        () -> {
 737                            try {
 738                                final Conversation c = findConversationByUuid(uuid);
 739                                if (c != null) {
 740                                    mNotificationService.clearMissedCalls(c);
 741                                } else {
 742                                    mNotificationService.clearMissedCalls();
 743                                }
 744                                restoredFromDatabaseLatch.await();
 745
 746                            } catch (InterruptedException e) {
 747                                Log.d(
 748                                        Config.LOGTAG,
 749                                        "unable to process clear missed call notification");
 750                            }
 751                        });
 752                break;
 753            case ACTION_DISMISS_CALL:
 754                {
 755                    if (intent == null) {
 756                        break;
 757                    }
 758                    final String sessionId =
 759                            intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 760                    Log.d(
 761                            Config.LOGTAG,
 762                            "received intent to dismiss call with session id " + sessionId);
 763                    mJingleConnectionManager.rejectRtpSession(sessionId);
 764                    break;
 765                }
 766            case TorServiceUtils.ACTION_STATUS:
 767                final String status =
 768                        intent == null ? null : intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 769                // TODO port and host are in 'extras' - but this may not be a reliable source?
 770                if ("ON".equals(status)) {
 771                    handleOrbotStartedEvent();
 772                    return START_STICKY;
 773                }
 774                break;
 775            case ACTION_END_CALL:
 776                {
 777                    if (intent == null) {
 778                        break;
 779                    }
 780                    final String sessionId =
 781                            intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 782                    Log.d(
 783                            Config.LOGTAG,
 784                            "received intent to end call with session id " + sessionId);
 785                    mJingleConnectionManager.endRtpSession(sessionId);
 786                }
 787                break;
 788            case ACTION_PROVISION_ACCOUNT:
 789                {
 790                    if (intent == null) {
 791                        break;
 792                    }
 793                    final String address = intent.getStringExtra("address");
 794                    final String password = intent.getStringExtra("password");
 795                    if (QuickConversationsService.isQuicksy()
 796                            || Strings.isNullOrEmpty(address)
 797                            || Strings.isNullOrEmpty(password)) {
 798                        break;
 799                    }
 800                    provisionAccount(address, password);
 801                    break;
 802                }
 803            case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 804                dismissErrorNotifications();
 805                break;
 806            case ACTION_TRY_AGAIN:
 807                resetAllAttemptCounts(false, true);
 808                break;
 809            case ACTION_REPLY_TO_CONVERSATION:
 810                final Bundle remoteInput =
 811                        intent == null ? null : RemoteInput.getResultsFromIntent(intent);
 812                if (remoteInput == null) {
 813                    break;
 814                }
 815                final CharSequence body = remoteInput.getCharSequence("text_reply");
 816                final boolean dismissNotification =
 817                        intent.getBooleanExtra("dismiss_notification", false);
 818                final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 819                if (body == null || body.length() <= 0) {
 820                    break;
 821                }
 822                mNotificationExecutor.execute(
 823                        () -> {
 824                            try {
 825                                restoredFromDatabaseLatch.await();
 826                                final Conversation c = findConversationByUuid(uuid);
 827                                if (c != null) {
 828                                    directReply(
 829                                            c,
 830                                            body.toString(),
 831                                            lastMessageUuid,
 832                                            dismissNotification);
 833                                }
 834                            } catch (InterruptedException e) {
 835                                Log.d(Config.LOGTAG, "unable to process direct reply");
 836                            }
 837                        });
 838                break;
 839            case ACTION_MARK_AS_READ:
 840                mNotificationExecutor.execute(
 841                        () -> {
 842                            final Conversation c = findConversationByUuid(uuid);
 843                            if (c == null) {
 844                                Log.d(
 845                                        Config.LOGTAG,
 846                                        "received mark read intent for unknown conversation ("
 847                                                + uuid
 848                                                + ")");
 849                                return;
 850                            }
 851                            try {
 852                                restoredFromDatabaseLatch.await();
 853                                sendReadMarker(c, null);
 854                            } catch (InterruptedException e) {
 855                                Log.d(
 856                                        Config.LOGTAG,
 857                                        "unable to process notification read marker for"
 858                                                + " conversation "
 859                                                + c.getName());
 860                            }
 861                        });
 862                break;
 863            case ACTION_SNOOZE:
 864                mNotificationExecutor.execute(
 865                        () -> {
 866                            final Conversation c = findConversationByUuid(uuid);
 867                            if (c == null) {
 868                                Log.d(
 869                                        Config.LOGTAG,
 870                                        "received snooze intent for unknown conversation ("
 871                                                + uuid
 872                                                + ")");
 873                                return;
 874                            }
 875                            c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 876                            mNotificationService.clearMessages(c);
 877                            updateConversation(c);
 878                        });
 879            case AudioManager.RINGER_MODE_CHANGED_ACTION:
 880            case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 881                if (dndOnSilentMode()) {
 882                    refreshAllPresences();
 883                }
 884                break;
 885            case Intent.ACTION_SCREEN_ON:
 886                deactivateGracePeriod();
 887            case Intent.ACTION_USER_PRESENT:
 888            case Intent.ACTION_SCREEN_OFF:
 889                if (awayWhenScreenLocked()) {
 890                    refreshAllPresences();
 891                }
 892                break;
 893            case ACTION_FCM_TOKEN_REFRESH:
 894                refreshAllFcmTokens();
 895                break;
 896            case ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS:
 897                if (intent == null) {
 898                    break;
 899                }
 900                final String instance = intent.getStringExtra("instance");
 901                final String application = intent.getStringExtra("application");
 902                final Messenger messenger = intent.getParcelableExtra("messenger");
 903                final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger;
 904                if (messenger != null && application != null && instance != null) {
 905                    pushTargetMessenger =
 906                            new UnifiedPushBroker.PushTargetMessenger(
 907                                    new UnifiedPushDatabase.PushTarget(application, instance),
 908                                    messenger);
 909                    Log.d(Config.LOGTAG, "found push target messenger");
 910                } else {
 911                    pushTargetMessenger = null;
 912                }
 913                final Optional<UnifiedPushBroker.Transport> transport =
 914                        renewUnifiedPushEndpoints(pushTargetMessenger);
 915                if (instance != null && transport.isPresent()) {
 916                    unifiedPushBroker.rebroadcastEndpoint(messenger, instance, transport.get());
 917                }
 918                break;
 919            case ACTION_IDLE_PING:
 920                scheduleNextIdlePing();
 921                break;
 922            case ACTION_FCM_MESSAGE_RECEIVED:
 923                Log.d(Config.LOGTAG, "push message arrived in service. account");
 924                break;
 925            case ACTION_QUICK_LOG:
 926                final String message = intent == null ? null : intent.getStringExtra("message");
 927                if (message != null && Config.QUICK_LOG) {
 928                    quickLog(message);
 929                }
 930                break;
 931            case Intent.ACTION_SEND:
 932                final Uri uri = intent == null ? null : intent.getData();
 933                if (uri != null) {
 934                    Log.d(Config.LOGTAG, "received uri permission for " + uri);
 935                }
 936                return START_STICKY;
 937            case ACTION_TEMPORARILY_DISABLE:
 938                toggleSoftDisabled(true);
 939                if (checkListeners()) {
 940                    stopSelf();
 941                }
 942                return START_NOT_STICKY;
 943        }
 944        final var extras = intent == null ? null : intent.getExtras();
 945        try {
 946            internalPingExecutor.execute(() -> manageAccountConnectionStates(action, extras));
 947        } catch (final RejectedExecutionException e) {
 948            Log.e(Config.LOGTAG, "can not schedule connection states manager");
 949        }
 950        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 951            expireOldMessages();
 952        }
 953        return START_STICKY;
 954    }
 955
 956    private void quickLog(final String message) {
 957        if (Strings.isNullOrEmpty(message)) {
 958            return;
 959        }
 960        final Account account = AccountUtils.getFirstEnabled(this);
 961        if (account == null) {
 962            return;
 963        }
 964        final Conversation conversation =
 965                findOrCreateConversation(account, Config.BUG_REPORTS, false, true);
 966        final Message report = new Message(conversation, message, Message.ENCRYPTION_NONE);
 967        report.setStatus(Message.STATUS_RECEIVED);
 968        conversation.add(report);
 969        databaseBackend.createMessage(report);
 970        updateConversationUi();
 971    }
 972
 973    private void manageAccountConnectionStatesInternal() {
 974        manageAccountConnectionStates(ACTION_INTERNAL_PING, null);
 975    }
 976
 977    private synchronized void manageAccountConnectionStates(
 978            final String action, final Bundle extras) {
 979        final String pushedAccountHash = extras == null ? null : extras.getString("account");
 980        final boolean interactive = java.util.Objects.equals(ACTION_TRY_AGAIN, action);
 981        WakeLockHelper.acquire(wakeLock);
 982        boolean pingNow =
 983                ConnectivityManager.CONNECTIVITY_ACTION.equals(action)
 984                        || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0
 985                                && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 986        final HashSet<Account> pingCandidates = new HashSet<>();
 987        final String androidId = pushedAccountHash == null ? null : PhoneHelper.getAndroidId(this);
 988        for (final Account account : accounts) {
 989            final boolean pushWasMeantForThisAccount =
 990                    androidId != null
 991                            && CryptoHelper.getAccountFingerprint(account, androidId)
 992                                    .equals(pushedAccountHash);
 993            pingNow |=
 994                    processAccountState(
 995                            account,
 996                            interactive,
 997                            "ui".equals(action),
 998                            pushWasMeantForThisAccount,
 999                            pingCandidates);
1000        }
1001        if (pingNow) {
1002            for (final Account account : pingCandidates) {
1003                final var connection = account.getXmppConnection();
1004                final boolean lowTimeout = isInLowPingTimeoutMode(account);
1005                final var delta =
1006                        (SystemClock.elapsedRealtime() - connection.getLastPacketReceived())
1007                                / 1000L;
1008                connection.sendPing();
1009                Log.d(
1010                        Config.LOGTAG,
1011                        String.format(
1012                                "%s: send ping (action=%s,lowTimeout=%s,interval=%s)",
1013                                account.getJid().asBareJid(), action, lowTimeout, delta));
1014                scheduleWakeUpCall(
1015                        lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT,
1016                        account.getUuid().hashCode());
1017            }
1018        }
1019        WakeLockHelper.release(wakeLock);
1020    }
1021
1022    private void handleOrbotStartedEvent() {
1023        for (final Account account : accounts) {
1024            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
1025                reconnectAccount(account, true, false);
1026            }
1027        }
1028    }
1029
1030    private boolean processAccountState(
1031            final Account account,
1032            final boolean interactive,
1033            final boolean isUiAction,
1034            final boolean isAccountPushed,
1035            final HashSet<Account> pingCandidates) {
1036        if (!account.getStatus().isAttemptReconnect()) {
1037            return false;
1038        }
1039        if (!hasInternetConnection()) {
1040            account.setStatus(Account.State.NO_INTERNET);
1041            statusListener.onStatusChanged(account);
1042        } else {
1043            if (account.getStatus() == Account.State.NO_INTERNET) {
1044                account.setStatus(Account.State.OFFLINE);
1045                statusListener.onStatusChanged(account);
1046            }
1047            if (account.getStatus() == Account.State.ONLINE) {
1048                synchronized (mLowPingTimeoutMode) {
1049                    long lastReceived = account.getXmppConnection().getLastPacketReceived();
1050                    long lastSent = account.getXmppConnection().getLastPingSent();
1051                    long pingInterval =
1052                            isUiAction
1053                                    ? Config.PING_MIN_INTERVAL * 1000
1054                                    : Config.PING_MAX_INTERVAL * 1000;
1055                    long msToNextPing =
1056                            (Math.max(lastReceived, lastSent) + pingInterval)
1057                                    - SystemClock.elapsedRealtime();
1058                    int pingTimeout =
1059                            mLowPingTimeoutMode.contains(account.getJid().asBareJid())
1060                                    ? Config.LOW_PING_TIMEOUT * 1000
1061                                    : Config.PING_TIMEOUT * 1000;
1062                    long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
1063                    if (lastSent > lastReceived) {
1064                        if (pingTimeoutIn < 0) {
1065                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
1066                            this.reconnectAccount(account, true, interactive);
1067                        } else {
1068                            int secs = (int) (pingTimeoutIn / 1000);
1069                            this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
1070                        }
1071                    } else {
1072                        pingCandidates.add(account);
1073                        if (isAccountPushed) {
1074                            if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
1075                                Log.d(
1076                                        Config.LOGTAG,
1077                                        account.getJid().asBareJid()
1078                                                + ": entering low ping timeout mode");
1079                            }
1080                            return true;
1081                        } else if (msToNextPing <= 0) {
1082                            return true;
1083                        } else {
1084                            this.scheduleWakeUpCall(
1085                                    (int) (msToNextPing / 1000), account.getUuid().hashCode());
1086                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
1087                                Log.d(
1088                                        Config.LOGTAG,
1089                                        account.getJid().asBareJid()
1090                                                + ": leaving low ping timeout mode");
1091                            }
1092                        }
1093                    }
1094                }
1095            } else if (account.getStatus() == Account.State.OFFLINE) {
1096                reconnectAccount(account, true, interactive);
1097            } else if (account.getStatus() == Account.State.CONNECTING) {
1098                long secondsSinceLastConnect =
1099                        (SystemClock.elapsedRealtime()
1100                                        - account.getXmppConnection().getLastConnect())
1101                                / 1000;
1102                long secondsSinceLastDisco =
1103                        (SystemClock.elapsedRealtime()
1104                                        - account.getXmppConnection().getLastDiscoStarted())
1105                                / 1000;
1106                long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
1107                long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
1108                if (timeout < 0) {
1109                    Log.d(
1110                            Config.LOGTAG,
1111                            account.getJid()
1112                                    + ": time out during connect reconnecting (secondsSinceLast="
1113                                    + secondsSinceLastConnect
1114                                    + ")");
1115                    account.getXmppConnection().resetAttemptCount(false);
1116                    reconnectAccount(account, true, interactive);
1117                } else if (discoTimeout < 0) {
1118                    account.getXmppConnection().sendDiscoTimeout();
1119                    scheduleWakeUpCall(
1120                            (int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1121                } else {
1122                    scheduleWakeUpCall(
1123                            (int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1124                }
1125            } else {
1126                final boolean aggressive =
1127                        account.getStatus() == Account.State.SEE_OTHER_HOST
1128                                || hasJingleRtpConnection(account);
1129                if (account.getXmppConnection().getTimeToNextAttempt(aggressive) <= 0) {
1130                    reconnectAccount(account, true, interactive);
1131                }
1132            }
1133        }
1134        return false;
1135    }
1136
1137    private void toggleSoftDisabled(final boolean softDisabled) {
1138        for (final Account account : this.accounts) {
1139            if (account.isEnabled()) {
1140                if (account.setOption(Account.OPTION_SOFT_DISABLED, softDisabled)) {
1141                    updateAccount(account);
1142                }
1143            }
1144        }
1145    }
1146
1147    public boolean processUnifiedPushMessage(
1148            final Account account, final Jid transport, final Element push) {
1149        return unifiedPushBroker.processPushMessage(account, transport, push);
1150    }
1151
1152    public void reinitializeMuclumbusService() {
1153        mChannelDiscoveryService.initializeMuclumbusService();
1154    }
1155
1156    public void discoverChannels(
1157            String query,
1158            ChannelDiscoveryService.Method method,
1159            ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
1160        mChannelDiscoveryService.discover(
1161                Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
1162    }
1163
1164    public boolean isDataSaverDisabled() {
1165        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
1166            return true;
1167        }
1168        final ConnectivityManager connectivityManager = getSystemService(ConnectivityManager.class);
1169        return !Compatibility.isActiveNetworkMetered(connectivityManager)
1170                || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1171                        == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1172    }
1173
1174    private void directReply(
1175            final Conversation conversation,
1176            final String body,
1177            final String lastMessageUuid,
1178            final boolean dismissAfterReply) {
1179        final Message inReplyTo =
1180                lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1181        final Message message = new Message(conversation, body, conversation.getNextEncryption());
1182        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1183            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1184        }
1185        message.markUnread();
1186        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1187            getPgpEngine()
1188                    .encrypt(
1189                            message,
1190                            new UiCallback<Message>() {
1191                                @Override
1192                                public void success(Message message) {
1193                                    if (dismissAfterReply) {
1194                                        markRead((Conversation) message.getConversation(), true);
1195                                    } else {
1196                                        mNotificationService.pushFromDirectReply(message);
1197                                    }
1198                                }
1199
1200                                @Override
1201                                public void error(int errorCode, Message object) {}
1202
1203                                @Override
1204                                public void userInputRequired(PendingIntent pi, Message object) {}
1205                            });
1206        } else {
1207            sendMessage(message);
1208            if (dismissAfterReply) {
1209                markRead(conversation, true);
1210            } else {
1211                mNotificationService.pushFromDirectReply(message);
1212            }
1213        }
1214    }
1215
1216    private boolean dndOnSilentMode() {
1217        return getBooleanPreference(AppSettings.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1218    }
1219
1220    private boolean manuallyChangePresence() {
1221        return getBooleanPreference(
1222                AppSettings.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1223    }
1224
1225    private boolean treatVibrateAsSilent() {
1226        return getBooleanPreference(
1227                AppSettings.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1228    }
1229
1230    private boolean awayWhenScreenLocked() {
1231        return getBooleanPreference(
1232                AppSettings.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1233    }
1234
1235    private String getCompressPicturesPreference() {
1236        return getPreferences()
1237                .getString(
1238                        "picture_compression",
1239                        getResources().getString(R.string.picture_compression));
1240    }
1241
1242    private Presence.Status getTargetPresence() {
1243        if (dndOnSilentMode() && isPhoneSilenced()) {
1244            return Presence.Status.DND;
1245        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1246            return Presence.Status.AWAY;
1247        } else {
1248            return Presence.Status.ONLINE;
1249        }
1250    }
1251
1252    public boolean isScreenLocked() {
1253        final KeyguardManager keyguardManager = getSystemService(KeyguardManager.class);
1254        final PowerManager powerManager = getSystemService(PowerManager.class);
1255        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1256        final boolean interactive;
1257        try {
1258            interactive = powerManager != null && powerManager.isInteractive();
1259        } catch (final Exception e) {
1260            return false;
1261        }
1262        return locked || !interactive;
1263    }
1264
1265    private boolean isPhoneSilenced() {
1266        final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1267        final int filter =
1268                notificationManager == null
1269                        ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN
1270                        : notificationManager.getCurrentInterruptionFilter();
1271        final boolean notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1272        final AudioManager audioManager = getSystemService(AudioManager.class);
1273        final int ringerMode =
1274                audioManager == null
1275                        ? AudioManager.RINGER_MODE_NORMAL
1276                        : audioManager.getRingerMode();
1277        try {
1278            if (treatVibrateAsSilent()) {
1279                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1280            } else {
1281                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1282            }
1283        } catch (final Throwable throwable) {
1284            Log.d(
1285                    Config.LOGTAG,
1286                    "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1287            return notificationDnd;
1288        }
1289    }
1290
1291    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1292        Log.d(Config.LOGTAG, "resetting all attempt counts");
1293        for (Account account : accounts) {
1294            if (account.hasErrorStatus() || reallyAll) {
1295                final XmppConnection connection = account.getXmppConnection();
1296                if (connection != null) {
1297                    connection.resetAttemptCount(retryImmediately);
1298                }
1299            }
1300            if (account.setShowErrorNotification(true)) {
1301                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1302            }
1303        }
1304        mNotificationService.updateErrorNotification();
1305    }
1306
1307    private void dismissErrorNotifications() {
1308        for (final Account account : this.accounts) {
1309            if (account.hasErrorStatus()) {
1310                Log.d(
1311                        Config.LOGTAG,
1312                        account.getJid().asBareJid() + ": dismissing error notification");
1313                if (account.setShowErrorNotification(false)) {
1314                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1315                }
1316            }
1317        }
1318    }
1319
1320    private void expireOldMessages() {
1321        expireOldMessages(false);
1322    }
1323
1324    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1325        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1326        mDatabaseWriterExecutor.execute(
1327                () -> {
1328                    long timestamp = getAutomaticMessageDeletionDate();
1329                    if (timestamp > 0) {
1330                        databaseBackend.expireOldMessages(timestamp);
1331                        synchronized (XmppConnectionService.this.conversations) {
1332                            for (Conversation conversation :
1333                                    XmppConnectionService.this.conversations) {
1334                                conversation.expireOldMessages(timestamp);
1335                                if (resetHasMessagesLeftOnServer) {
1336                                    conversation.messagesLoaded.set(true);
1337                                    conversation.setHasMessagesLeftOnServer(true);
1338                                }
1339                            }
1340                        }
1341                        updateConversationUi();
1342                    }
1343                });
1344    }
1345
1346    public boolean hasInternetConnection() {
1347        final ConnectivityManager cm =
1348                ContextCompat.getSystemService(this, ConnectivityManager.class);
1349        if (cm == null) {
1350            return true; // if internet connection can not be checked it is probably best to just
1351            // try
1352        }
1353        try {
1354            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1355                final Network activeNetwork = cm.getActiveNetwork();
1356                final NetworkCapabilities capabilities =
1357                        activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1358                return capabilities != null
1359                        && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1360            } else {
1361                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1362                return networkInfo != null
1363                        && (networkInfo.isConnected()
1364                                || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1365            }
1366        } catch (final RuntimeException e) {
1367            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1368            return true; // if internet connection can not be checked it is probably best to just
1369            // try
1370        }
1371    }
1372
1373    @SuppressLint("TrulyRandom")
1374    @Override
1375    public void onCreate() {
1376        LibIdnXmppStringprep.setup();
1377        if (Compatibility.runsTwentySix()) {
1378            mNotificationService.initializeChannels();
1379        }
1380        mChannelDiscoveryService.initializeMuclumbusService();
1381        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1382        toggleForegroundService();
1383        this.destroyed = false;
1384        OmemoSetting.load(this);
1385        try {
1386            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1387        } catch (Throwable throwable) {
1388            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1389        }
1390        updateMemorizingTrustManager();
1391        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1392        final int cacheSize = maxMemory / 8;
1393        this.mBitmapCache =
1394                new LruCache<String, Bitmap>(cacheSize) {
1395                    @Override
1396                    protected int sizeOf(final String key, final Bitmap bitmap) {
1397                        return bitmap.getByteCount() / 1024;
1398                    }
1399                };
1400        if (mLastActivity == 0) {
1401            mLastActivity =
1402                    getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1403        }
1404
1405        Log.d(Config.LOGTAG, "initializing database...");
1406        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1407        Log.d(Config.LOGTAG, "restoring accounts...");
1408        this.accounts = databaseBackend.getAccounts();
1409        final SharedPreferences.Editor editor = getPreferences().edit();
1410        final boolean hasEnabledAccounts = hasEnabledAccounts();
1411        editor.putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1412        editor.apply();
1413        toggleSetProfilePictureActivity(hasEnabledAccounts);
1414        reconfigurePushDistributor();
1415
1416        if (CallIntegration.hasSystemFeature(this)) {
1417            CallIntegrationConnectionService.togglePhoneAccountsAsync(this, this.accounts);
1418        }
1419
1420        restoreFromDatabase();
1421
1422        if (QuickConversationsService.isContactListIntegration(this)
1423                && ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS)
1424                        == PackageManager.PERMISSION_GRANTED) {
1425            startContactObserver();
1426        }
1427        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1428        if (Compatibility.hasStoragePermission(this)) {
1429            Log.d(Config.LOGTAG, "starting file observer");
1430            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1431            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1432        }
1433        if (Config.supportOpenPgp()) {
1434            this.pgpServiceConnection =
1435                    new OpenPgpServiceConnection(
1436                            this,
1437                            "org.sufficientlysecure.keychain",
1438                            new OpenPgpServiceConnection.OnBound() {
1439                                @Override
1440                                public void onBound(final IOpenPgpService2 service) {
1441                                    for (Account account : accounts) {
1442                                        final PgpDecryptionService pgp =
1443                                                account.getPgpDecryptionService();
1444                                        if (pgp != null) {
1445                                            pgp.continueDecryption(true);
1446                                        }
1447                                    }
1448                                }
1449
1450                                @Override
1451                                public void onError(final Exception exception) {
1452                                    Log.e(
1453                                            Config.LOGTAG,
1454                                            "could not bind to OpenKeyChain",
1455                                            exception);
1456                                }
1457                            });
1458            this.pgpServiceConnection.bindToService();
1459        }
1460
1461        final PowerManager powerManager = getSystemService(PowerManager.class);
1462        if (powerManager != null) {
1463            this.wakeLock =
1464                    powerManager.newWakeLock(
1465                            PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1466        }
1467
1468        toggleForegroundService();
1469        updateUnreadCountBadge();
1470        toggleScreenEventReceiver();
1471        final IntentFilter systemBroadcastFilter = new IntentFilter();
1472        scheduleNextIdlePing();
1473        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1474            systemBroadcastFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1475        }
1476        systemBroadcastFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1477        ContextCompat.registerReceiver(
1478                this,
1479                this.mInternalEventReceiver,
1480                systemBroadcastFilter,
1481                ContextCompat.RECEIVER_NOT_EXPORTED);
1482        final IntentFilter exportedBroadcastFilter = new IntentFilter();
1483        exportedBroadcastFilter.addAction(TorServiceUtils.ACTION_STATUS);
1484        ContextCompat.registerReceiver(
1485                this,
1486                this.mInternalRestrictedEventReceiver,
1487                exportedBroadcastFilter,
1488                ContextCompat.RECEIVER_EXPORTED);
1489        mForceDuringOnCreate.set(false);
1490        toggleForegroundService();
1491        internalPingExecutor.scheduleWithFixedDelay(
1492                this::manageAccountConnectionStatesInternal, 10, 10, TimeUnit.SECONDS);
1493        final SharedPreferences sharedPreferences =
1494                androidx.preference.PreferenceManager.getDefaultSharedPreferences(this);
1495        sharedPreferences.registerOnSharedPreferenceChangeListener(
1496                new SharedPreferences.OnSharedPreferenceChangeListener() {
1497                    @Override
1498                    public void onSharedPreferenceChanged(
1499                            SharedPreferences sharedPreferences, @Nullable String key) {
1500                        Log.d(Config.LOGTAG, "preference '" + key + "' has changed");
1501                        if (AppSettings.KEEP_FOREGROUND_SERVICE.equals(key)) {
1502                            toggleForegroundService();
1503                        }
1504                    }
1505                });
1506    }
1507
1508    private void checkForDeletedFiles() {
1509        if (destroyed) {
1510            Log.d(
1511                    Config.LOGTAG,
1512                    "Do not check for deleted files because service has been destroyed");
1513            return;
1514        }
1515        final long start = SystemClock.elapsedRealtime();
1516        final List<DatabaseBackend.FilePathInfo> relativeFilePaths =
1517                databaseBackend.getFilePathInfo();
1518        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1519        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1520            if (destroyed) {
1521                Log.d(
1522                        Config.LOGTAG,
1523                        "Stop checking for deleted files because service has been destroyed");
1524                return;
1525            }
1526            final File file = fileBackend.getFileForPath(filePath.path);
1527            if (filePath.setDeleted(!file.exists())) {
1528                changed.add(filePath);
1529            }
1530        }
1531        final long duration = SystemClock.elapsedRealtime() - start;
1532        Log.d(
1533                Config.LOGTAG,
1534                "found "
1535                        + changed.size()
1536                        + " changed files on start up. total="
1537                        + relativeFilePaths.size()
1538                        + ". ("
1539                        + duration
1540                        + "ms)");
1541        if (changed.size() > 0) {
1542            databaseBackend.markFilesAsChanged(changed);
1543            markChangedFiles(changed);
1544        }
1545    }
1546
1547    public void startContactObserver() {
1548        getContentResolver()
1549                .registerContentObserver(
1550                        ContactsContract.Contacts.CONTENT_URI,
1551                        true,
1552                        new ContentObserver(null) {
1553                            @Override
1554                            public void onChange(boolean selfChange) {
1555                                super.onChange(selfChange);
1556                                if (restoredFromDatabaseLatch.getCount() == 0) {
1557                                    loadPhoneContacts();
1558                                }
1559                            }
1560                        });
1561    }
1562
1563    @Override
1564    public void onTrimMemory(int level) {
1565        super.onTrimMemory(level);
1566        if (level >= TRIM_MEMORY_COMPLETE) {
1567            Log.d(Config.LOGTAG, "clear cache due to low memory");
1568            getBitmapCache().evictAll();
1569        }
1570    }
1571
1572    @Override
1573    public void onDestroy() {
1574        try {
1575            unregisterReceiver(this.mInternalEventReceiver);
1576            unregisterReceiver(this.mInternalRestrictedEventReceiver);
1577            unregisterReceiver(this.mInternalScreenEventReceiver);
1578        } catch (final IllegalArgumentException e) {
1579            // ignored
1580        }
1581        destroyed = false;
1582        fileObserver.stopWatching();
1583        internalPingExecutor.shutdown();
1584        super.onDestroy();
1585    }
1586
1587    public void restartFileObserver() {
1588        Log.d(Config.LOGTAG, "restarting file observer");
1589        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1590        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1591    }
1592
1593    public void toggleScreenEventReceiver() {
1594        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1595            final IntentFilter filter = new IntentFilter();
1596            filter.addAction(Intent.ACTION_SCREEN_ON);
1597            filter.addAction(Intent.ACTION_SCREEN_OFF);
1598            filter.addAction(Intent.ACTION_USER_PRESENT);
1599            registerReceiver(this.mInternalScreenEventReceiver, filter);
1600        } else {
1601            try {
1602                unregisterReceiver(this.mInternalScreenEventReceiver);
1603            } catch (IllegalArgumentException e) {
1604                // ignored
1605            }
1606        }
1607    }
1608
1609    public void toggleForegroundService() {
1610        toggleForegroundService(false);
1611    }
1612
1613    public void setOngoingCall(
1614            AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1615        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1616        toggleForegroundService(false);
1617    }
1618
1619    public void removeOngoingCall() {
1620        ongoingCall.set(null);
1621        toggleForegroundService(false);
1622    }
1623
1624    private void toggleForegroundService(final boolean force) {
1625        final boolean status;
1626        final OngoingCall ongoing = ongoingCall.get();
1627        final boolean ongoingVideoTranscoding = mOngoingVideoTranscoding.get();
1628        final int id;
1629        if (force
1630                || mForceDuringOnCreate.get()
1631                || ongoingVideoTranscoding
1632                || ongoing != null
1633                || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1634            final Notification notification;
1635            if (ongoing != null) {
1636                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1637                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1638                startForegroundOrCatch(id, notification, true);
1639            } else if (ongoingVideoTranscoding) {
1640                notification = this.mNotificationService.getIndeterminateVideoTranscoding();
1641                id = NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID;
1642                startForegroundOrCatch(id, notification, false);
1643            } else {
1644                notification = this.mNotificationService.createForegroundNotification();
1645                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1646                startForegroundOrCatch(id, notification, false);
1647            }
1648            mNotificationService.notify(id, notification);
1649            status = true;
1650        } else {
1651            id = 0;
1652            stopForeground(true);
1653            status = false;
1654        }
1655
1656        for (final int toBeRemoved :
1657                Collections2.filter(
1658                        Arrays.asList(
1659                                NotificationService.FOREGROUND_NOTIFICATION_ID,
1660                                NotificationService.ONGOING_CALL_NOTIFICATION_ID,
1661                                NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID),
1662                        i -> i != id)) {
1663            mNotificationService.cancel(toBeRemoved);
1664        }
1665        Log.d(
1666                Config.LOGTAG,
1667                "ForegroundService: " + (status ? "on" : "off") + ", notification: " + id);
1668    }
1669
1670    private void startForegroundOrCatch(
1671            final int id, final Notification notification, final boolean requireMicrophone) {
1672        try {
1673            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
1674                final int foregroundServiceType;
1675                if (requireMicrophone
1676                        && ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1677                                == PackageManager.PERMISSION_GRANTED) {
1678                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1679                    Log.d(Config.LOGTAG, "defaulting to microphone foreground service type");
1680                } else if (getSystemService(PowerManager.class)
1681                        .isIgnoringBatteryOptimizations(getPackageName())) {
1682                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED;
1683                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1684                        == PackageManager.PERMISSION_GRANTED) {
1685                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1686                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
1687                        == PackageManager.PERMISSION_GRANTED) {
1688                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA;
1689                } else {
1690                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE;
1691                    Log.w(Config.LOGTAG, "falling back to special use foreground service type");
1692                }
1693                startForeground(id, notification, foregroundServiceType);
1694            } else {
1695                startForeground(id, notification);
1696            }
1697        } catch (final IllegalStateException | SecurityException e) {
1698            Log.e(Config.LOGTAG, "Could not start foreground service", e);
1699        }
1700    }
1701
1702    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1703        return !mOngoingVideoTranscoding.get()
1704                && ongoingCall.get() == null
1705                && Compatibility.keepForegroundService(this)
1706                && hasEnabledAccounts();
1707    }
1708
1709    @Override
1710    public void onTaskRemoved(final Intent rootIntent) {
1711        super.onTaskRemoved(rootIntent);
1712        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts())
1713                || mOngoingVideoTranscoding.get()
1714                || ongoingCall.get() != null) {
1715            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1716        } else {
1717            this.logoutAndSave(false);
1718        }
1719    }
1720
1721    private void logoutAndSave(boolean stop) {
1722        int activeAccounts = 0;
1723        for (final Account account : accounts) {
1724            if (account.isConnectionEnabled()) {
1725                databaseBackend.writeRoster(account.getRoster());
1726                activeAccounts++;
1727            }
1728            if (account.getXmppConnection() != null) {
1729                new Thread(() -> disconnect(account, false)).start();
1730            }
1731        }
1732        if (stop || activeAccounts == 0) {
1733            Log.d(Config.LOGTAG, "good bye");
1734            stopSelf();
1735        }
1736    }
1737
1738    private void schedulePostConnectivityChange() {
1739        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1740        if (alarmManager == null) {
1741            return;
1742        }
1743        final long triggerAtMillis =
1744                SystemClock.elapsedRealtime()
1745                        + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1746        final Intent intent = new Intent(this, SystemEventReceiver.class);
1747        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1748        try {
1749            final PendingIntent pendingIntent =
1750                    PendingIntent.getBroadcast(
1751                            this,
1752                            1,
1753                            intent,
1754                            s()
1755                                    ? PendingIntent.FLAG_IMMUTABLE
1756                                            | PendingIntent.FLAG_UPDATE_CURRENT
1757                                    : PendingIntent.FLAG_UPDATE_CURRENT);
1758            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1759                alarmManager.setAndAllowWhileIdle(
1760                        AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1761            } else {
1762                alarmManager.set(
1763                        AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1764            }
1765        } catch (RuntimeException e) {
1766            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1767        }
1768    }
1769
1770    public void scheduleWakeUpCall(final int seconds, final int requestCode) {
1771        final long timeToWake =
1772                SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
1773        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1774        if (alarmManager == null) {
1775            return;
1776        }
1777        final Intent intent = new Intent(this, SystemEventReceiver.class);
1778        intent.setAction(ACTION_PING);
1779        try {
1780            final PendingIntent pendingIntent =
1781                    PendingIntent.getBroadcast(
1782                            this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1783            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1784        } catch (RuntimeException e) {
1785            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1786        }
1787    }
1788
1789    @TargetApi(Build.VERSION_CODES.M)
1790    private void scheduleNextIdlePing() {
1791        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1792        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1793        if (alarmManager == null) {
1794            return;
1795        }
1796        final Intent intent = new Intent(this, SystemEventReceiver.class);
1797        intent.setAction(ACTION_IDLE_PING);
1798        try {
1799            final PendingIntent pendingIntent =
1800                    PendingIntent.getBroadcast(
1801                            this,
1802                            0,
1803                            intent,
1804                            s()
1805                                    ? PendingIntent.FLAG_IMMUTABLE
1806                                            | PendingIntent.FLAG_UPDATE_CURRENT
1807                                    : PendingIntent.FLAG_UPDATE_CURRENT);
1808            alarmManager.setAndAllowWhileIdle(
1809                    AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1810        } catch (RuntimeException e) {
1811            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1812        }
1813    }
1814
1815    public XmppConnection createConnection(final Account account) {
1816        final XmppConnection connection = new XmppConnection(account, this);
1817        connection.setOnStatusChangedListener(this.statusListener);
1818        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1819        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1820        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1821        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1822        AxolotlService axolotlService = account.getAxolotlService();
1823        if (axolotlService != null) {
1824            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1825        }
1826        return connection;
1827    }
1828
1829    public void sendChatState(Conversation conversation) {
1830        if (sendChatStates()) {
1831            final var packet = mMessageGenerator.generateChatState(conversation);
1832            sendMessagePacket(conversation.getAccount(), packet);
1833        }
1834    }
1835
1836    private void sendFileMessage(final Message message, final boolean delay) {
1837        Log.d(Config.LOGTAG, "send file message");
1838        final Account account = message.getConversation().getAccount();
1839        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1840                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1841            mHttpConnectionManager.createNewUploadConnection(message, delay);
1842        } else {
1843            mJingleConnectionManager.startJingleFileTransfer(message);
1844        }
1845    }
1846
1847    public void sendMessage(final Message message) {
1848        sendMessage(message, false, false);
1849    }
1850
1851    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1852        final Account account = message.getConversation().getAccount();
1853        if (account.setShowErrorNotification(true)) {
1854            databaseBackend.updateAccount(account);
1855            mNotificationService.updateErrorNotification();
1856        }
1857        final Conversation conversation = (Conversation) message.getConversation();
1858        account.deactivateGracePeriod();
1859
1860        if (QuickConversationsService.isQuicksy()
1861                && conversation.getMode() == Conversation.MODE_SINGLE) {
1862            final Contact contact = conversation.getContact();
1863            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1864                Log.d(
1865                        Config.LOGTAG,
1866                        account.getJid().asBareJid()
1867                                + ": adding "
1868                                + contact.getJid()
1869                                + " on sending message");
1870                createContact(contact, true);
1871            }
1872        }
1873
1874        im.conversations.android.xmpp.model.stanza.Message packet = null;
1875        final boolean addToConversation = !message.edited();
1876        boolean saveInDb = addToConversation;
1877        message.setStatus(Message.STATUS_WAITING);
1878
1879        if (message.getEncryption() != Message.ENCRYPTION_NONE
1880                && conversation.getMode() == Conversation.MODE_MULTI
1881                && conversation.isPrivateAndNonAnonymous()) {
1882            if (conversation.setAttribute(
1883                    Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1884                databaseBackend.updateConversation(conversation);
1885            }
1886        }
1887
1888        final boolean inProgressJoin = isJoinInProgress(conversation);
1889
1890        if (account.isOnlineAndConnected() && !inProgressJoin) {
1891            switch (message.getEncryption()) {
1892                case Message.ENCRYPTION_NONE:
1893                    if (message.needsUploading()) {
1894                        if (account.httpUploadAvailable(
1895                                        fileBackend.getFile(message, false).getSize())
1896                                || conversation.getMode() == Conversation.MODE_MULTI
1897                                || message.fixCounterpart()) {
1898                            this.sendFileMessage(message, delay);
1899                        } else {
1900                            break;
1901                        }
1902                    } else {
1903                        packet = mMessageGenerator.generateChat(message);
1904                    }
1905                    break;
1906                case Message.ENCRYPTION_PGP:
1907                case Message.ENCRYPTION_DECRYPTED:
1908                    if (message.needsUploading()) {
1909                        if (account.httpUploadAvailable(
1910                                        fileBackend.getFile(message, false).getSize())
1911                                || conversation.getMode() == Conversation.MODE_MULTI
1912                                || message.fixCounterpart()) {
1913                            this.sendFileMessage(message, delay);
1914                        } else {
1915                            break;
1916                        }
1917                    } else {
1918                        packet = mMessageGenerator.generatePgpChat(message);
1919                    }
1920                    break;
1921                case Message.ENCRYPTION_AXOLOTL:
1922                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1923                    if (message.needsUploading()) {
1924                        if (account.httpUploadAvailable(
1925                                        fileBackend.getFile(message, false).getSize())
1926                                || conversation.getMode() == Conversation.MODE_MULTI
1927                                || message.fixCounterpart()) {
1928                            this.sendFileMessage(message, delay);
1929                        } else {
1930                            break;
1931                        }
1932                    } else {
1933                        XmppAxolotlMessage axolotlMessage =
1934                                account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1935                        if (axolotlMessage == null) {
1936                            account.getAxolotlService().preparePayloadMessage(message, delay);
1937                        } else {
1938                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1939                        }
1940                    }
1941                    break;
1942            }
1943            if (packet != null) {
1944                if (account.getXmppConnection().getFeatures().sm()
1945                        || (conversation.getMode() == Conversation.MODE_MULTI
1946                                && message.getCounterpart().isBareJid())) {
1947                    message.setStatus(Message.STATUS_UNSEND);
1948                } else {
1949                    message.setStatus(Message.STATUS_SEND);
1950                }
1951            }
1952        } else {
1953            switch (message.getEncryption()) {
1954                case Message.ENCRYPTION_DECRYPTED:
1955                    if (!message.needsUploading()) {
1956                        String pgpBody = message.getEncryptedBody();
1957                        String decryptedBody = message.getBody();
1958                        message.setBody(pgpBody); // TODO might throw NPE
1959                        message.setEncryption(Message.ENCRYPTION_PGP);
1960                        if (message.edited()) {
1961                            message.setBody(decryptedBody);
1962                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1963                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1964                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1965                            }
1966                            updateConversationUi();
1967                            return;
1968                        } else {
1969                            databaseBackend.createMessage(message);
1970                            saveInDb = false;
1971                            message.setBody(decryptedBody);
1972                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1973                        }
1974                    }
1975                    break;
1976                case Message.ENCRYPTION_AXOLOTL:
1977                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1978                    break;
1979            }
1980        }
1981
1982        boolean mucMessage =
1983                conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1984        if (mucMessage) {
1985            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1986        }
1987
1988        if (resend) {
1989            if (packet != null && addToConversation) {
1990                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1991                    markMessage(message, Message.STATUS_UNSEND);
1992                } else {
1993                    markMessage(message, Message.STATUS_SEND);
1994                }
1995            }
1996        } else {
1997            if (addToConversation) {
1998                conversation.add(message);
1999            }
2000            if (saveInDb) {
2001                databaseBackend.createMessage(message);
2002            } else if (message.edited()) {
2003                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
2004                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
2005                }
2006            }
2007            updateConversationUi();
2008        }
2009        if (packet != null) {
2010            if (delay) {
2011                mMessageGenerator.addDelay(packet, message.getTimeSent());
2012            }
2013            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
2014                if (this.sendChatStates()) {
2015                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
2016                }
2017            }
2018            sendMessagePacket(account, packet);
2019        }
2020    }
2021
2022    private boolean isJoinInProgress(final Conversation conversation) {
2023        final Account account = conversation.getAccount();
2024        synchronized (account.inProgressConferenceJoins) {
2025            if (conversation.getMode() == Conversational.MODE_MULTI) {
2026                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
2027                final boolean pending = account.pendingConferenceJoins.contains(conversation);
2028                final boolean inProgressJoin = inProgress || pending;
2029                if (inProgressJoin) {
2030                    Log.d(
2031                            Config.LOGTAG,
2032                            account.getJid().asBareJid()
2033                                    + ": holding back message to group. inProgress="
2034                                    + inProgress
2035                                    + ", pending="
2036                                    + pending);
2037                }
2038                return inProgressJoin;
2039            } else {
2040                return false;
2041            }
2042        }
2043    }
2044
2045    private void sendUnsentMessages(final Conversation conversation) {
2046        conversation.findWaitingMessages(message -> resendMessage(message, true));
2047    }
2048
2049    public void resendMessage(final Message message, final boolean delay) {
2050        sendMessage(message, true, delay);
2051    }
2052
2053    public void requestEasyOnboardingInvite(
2054            final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
2055        final XmppConnection connection = account.getXmppConnection();
2056        final Jid jid =
2057                connection == null
2058                        ? null
2059                        : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
2060        if (jid == null) {
2061            callback.inviteRequestFailed(
2062                    getString(R.string.server_does_not_support_easy_onboarding_invites));
2063            return;
2064        }
2065        final Iq request = new Iq(Iq.Type.SET);
2066        request.setTo(jid);
2067        final Element command = request.addChild("command", Namespace.COMMANDS);
2068        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
2069        command.setAttribute("action", "execute");
2070        sendIqPacket(
2071                account,
2072                request,
2073                (response) -> {
2074                    if (response.getType() == Iq.Type.RESULT) {
2075                        final Element resultCommand =
2076                                response.findChild("command", Namespace.COMMANDS);
2077                        final Element x =
2078                                resultCommand == null
2079                                        ? null
2080                                        : resultCommand.findChild("x", Namespace.DATA);
2081                        if (x != null) {
2082                            final Data data = Data.parse(x);
2083                            final String uri = data.getValue("uri");
2084                            final String landingUrl = data.getValue("landing-url");
2085                            if (uri != null) {
2086                                final EasyOnboardingInvite invite =
2087                                        new EasyOnboardingInvite(
2088                                                jid.getDomain().toEscapedString(), uri, landingUrl);
2089                                callback.inviteRequested(invite);
2090                                return;
2091                            }
2092                        }
2093                        callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
2094                        Log.d(Config.LOGTAG, response.toString());
2095                    } else if (response.getType() == Iq.Type.ERROR) {
2096                        callback.inviteRequestFailed(IqParser.errorMessage(response));
2097                    } else {
2098                        callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
2099                    }
2100                });
2101    }
2102
2103    public void fetchBookmarks(final Account account) {
2104        final Iq iqPacket = new Iq(Iq.Type.GET);
2105        final Element query = iqPacket.query("jabber:iq:private");
2106        query.addChild("storage", Namespace.BOOKMARKS);
2107        final Consumer<Iq> callback =
2108                (response) -> {
2109                    if (response.getType() == Iq.Type.RESULT) {
2110                        final Element query1 = response.query();
2111                        final Element storage = query1.findChild("storage", "storage:bookmarks");
2112                        Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
2113                        processBookmarksInitial(account, bookmarks, false);
2114                    } else {
2115                        Log.d(
2116                                Config.LOGTAG,
2117                                account.getJid().asBareJid() + ": could not fetch bookmarks");
2118                    }
2119                };
2120        sendIqPacket(account, iqPacket, callback);
2121    }
2122
2123    public void fetchBookmarks2(final Account account) {
2124        final Iq retrieve = mIqGenerator.retrieveBookmarks();
2125        sendIqPacket(
2126                account,
2127                retrieve,
2128                (response) -> {
2129                    if (response.getType() == Iq.Type.RESULT) {
2130                        final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
2131                        final Map<Jid, Bookmark> bookmarks =
2132                                Bookmark.parseFromPubSub(pubsub, account);
2133                        processBookmarksInitial(account, bookmarks, true);
2134                    }
2135                });
2136    }
2137
2138    public void fetchMessageDisplayedSynchronization(final Account account) {
2139        Log.d(Config.LOGTAG, account.getJid() + ": retrieve mds");
2140        final var retrieve = mIqGenerator.retrieveMds();
2141        sendIqPacket(
2142                account,
2143                retrieve,
2144                (response) -> {
2145                    if (response.getType() != Iq.Type.RESULT) {
2146                        return;
2147                    }
2148                    final var pubSub = response.findChild("pubsub", Namespace.PUBSUB);
2149                    final Element items = pubSub == null ? null : pubSub.findChild("items");
2150                    if (items == null
2151                            || !Namespace.MDS_DISPLAYED.equals(items.getAttribute("node"))) {
2152                        return;
2153                    }
2154                    for (final Element child : items.getChildren()) {
2155                        if ("item".equals(child.getName())) {
2156                            processMdsItem(account, child);
2157                        }
2158                    }
2159                });
2160    }
2161
2162    public void processMdsItem(final Account account, final Element item) {
2163        final Jid jid =
2164                item == null ? null : InvalidJid.getNullForInvalid(item.getAttributeAsJid("id"));
2165        if (jid == null) {
2166            return;
2167        }
2168        final Element displayed = item.findChild("displayed", Namespace.MDS_DISPLAYED);
2169        final Element stanzaId =
2170                displayed == null ? null : displayed.findChild("stanza-id", Namespace.STANZA_IDS);
2171        final String id = stanzaId == null ? null : stanzaId.getAttribute("id");
2172        final Conversation conversation = find(account, jid);
2173        if (id != null && conversation != null) {
2174            conversation.setDisplayState(id);
2175            markReadUpToStanzaId(conversation, id);
2176        }
2177    }
2178
2179    public void markReadUpToStanzaId(final Conversation conversation, final String stanzaId) {
2180        final Message message = conversation.findMessageWithServerMsgId(stanzaId);
2181        if (message == null) { // do we want to check if isRead?
2182            return;
2183        }
2184        markReadUpTo(conversation, message);
2185    }
2186
2187    public void markReadUpTo(final Conversation conversation, final Message message) {
2188        final boolean isDismissNotification = isDismissNotification(message);
2189        final var uuid = message.getUuid();
2190        Log.d(
2191                Config.LOGTAG,
2192                conversation.getAccount().getJid().asBareJid()
2193                        + ": mark "
2194                        + conversation.getJid().asBareJid()
2195                        + " as read up to "
2196                        + uuid);
2197        markRead(conversation, uuid, isDismissNotification);
2198    }
2199
2200    private static boolean isDismissNotification(final Message message) {
2201        Message next = message.next();
2202        while (next != null) {
2203            if (message.getStatus() == Message.STATUS_RECEIVED) {
2204                return false;
2205            }
2206            next = next.next();
2207        }
2208        return true;
2209    }
2210
2211    public void processBookmarksInitial(
2212            final Account account, final Map<Jid, Bookmark> bookmarks, final boolean pep) {
2213        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
2214        for (final Bookmark bookmark : bookmarks.values()) {
2215            previousBookmarks.remove(bookmark.getJid().asBareJid());
2216            processModifiedBookmark(bookmark, pep);
2217        }
2218        if (pep) {
2219            processDeletedBookmarks(account, previousBookmarks);
2220        }
2221        account.setBookmarks(bookmarks);
2222    }
2223
2224    public void processDeletedBookmarks(final Account account, final Collection<Jid> bookmarks) {
2225        Log.d(
2226                Config.LOGTAG,
2227                account.getJid().asBareJid()
2228                        + ": "
2229                        + bookmarks.size()
2230                        + " bookmarks have been removed");
2231        for (final Jid bookmark : bookmarks) {
2232            processDeletedBookmark(account, bookmark);
2233        }
2234    }
2235
2236    public void processDeletedBookmark(final Account account, final Jid jid) {
2237        final Conversation conversation = find(account, jid);
2238        if (conversation == null) {
2239            return;
2240        }
2241        Log.d(
2242                Config.LOGTAG,
2243                account.getJid().asBareJid() + ": archiving MUC " + jid + " after PEP update");
2244        archiveConversation(conversation, false);
2245    }
2246
2247    private void processModifiedBookmark(final Bookmark bookmark, final boolean pep) {
2248        final Account account = bookmark.getAccount();
2249        Conversation conversation = find(bookmark);
2250        if (conversation != null) {
2251            if (conversation.getMode() != Conversation.MODE_MULTI) {
2252                return;
2253            }
2254            bookmark.setConversation(conversation);
2255            if (pep && !bookmark.autojoin()) {
2256                Log.d(
2257                        Config.LOGTAG,
2258                        account.getJid().asBareJid()
2259                                + ": archiving conference ("
2260                                + conversation.getJid()
2261                                + ") after receiving pep");
2262                archiveConversation(conversation, false);
2263            } else {
2264                final MucOptions mucOptions = conversation.getMucOptions();
2265                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
2266                    final String current = mucOptions.getActualNick();
2267                    final String proposed = mucOptions.getProposedNickPure();
2268                    if (current != null && !current.equals(proposed)) {
2269                        Log.d(
2270                                Config.LOGTAG,
2271                                account.getJid().asBareJid()
2272                                        + ": proposed nick changed after bookmark push "
2273                                        + current
2274                                        + "->"
2275                                        + proposed);
2276                        joinMuc(conversation);
2277                    }
2278                } else {
2279                    checkMucRequiresRename(conversation);
2280                }
2281            }
2282        } else if (bookmark.autojoin()) {
2283            conversation =
2284                    findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
2285            bookmark.setConversation(conversation);
2286        }
2287    }
2288
2289    public void processModifiedBookmark(final Bookmark bookmark) {
2290        processModifiedBookmark(bookmark, true);
2291    }
2292
2293    public void createBookmark(final Account account, final Bookmark bookmark) {
2294        account.putBookmark(bookmark);
2295        final XmppConnection connection = account.getXmppConnection();
2296        if (connection == null) {
2297            Log.d(
2298                    Config.LOGTAG,
2299                    account.getJid().asBareJid() + ": no connection. ignoring bookmark creation");
2300        } else if (connection.getFeatures().bookmarks2()) {
2301            Log.d(
2302                    Config.LOGTAG,
2303                    account.getJid().asBareJid() + ": pushing bookmark via Bookmarks 2");
2304            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
2305            pushNodeAndEnforcePublishOptions(
2306                    account,
2307                    Namespace.BOOKMARKS2,
2308                    item,
2309                    bookmark.getJid().asBareJid().toEscapedString(),
2310                    PublishOptions.persistentWhitelistAccessMaxItems());
2311        } else if (connection.getFeatures().bookmarksConversion()) {
2312            pushBookmarksPep(account);
2313        } else {
2314            pushBookmarksPrivateXml(account);
2315        }
2316    }
2317
2318    public void deleteBookmark(final Account account, final Bookmark bookmark) {
2319        account.removeBookmark(bookmark);
2320        final XmppConnection connection = account.getXmppConnection();
2321        if (connection.getFeatures().bookmarks2()) {
2322            final Iq request =
2323                    mIqGenerator.deleteItem(
2324                            Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
2325            Log.d(
2326                    Config.LOGTAG,
2327                    account.getJid().asBareJid() + ": removing bookmark via Bookmarks 2");
2328            sendIqPacket(
2329                    account,
2330                    request,
2331                    (response) -> {
2332                        if (response.getType() == Iq.Type.ERROR) {
2333                            Log.d(
2334                                    Config.LOGTAG,
2335                                    account.getJid().asBareJid()
2336                                            + ": unable to delete bookmark "
2337                                            + response.getErrorCondition());
2338                        }
2339                    });
2340        } else if (connection.getFeatures().bookmarksConversion()) {
2341            pushBookmarksPep(account);
2342        } else {
2343            pushBookmarksPrivateXml(account);
2344        }
2345    }
2346
2347    private void pushBookmarksPrivateXml(Account account) {
2348        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
2349        final Iq iqPacket = new Iq(Iq.Type.SET);
2350        Element query = iqPacket.query("jabber:iq:private");
2351        Element storage = query.addChild("storage", "storage:bookmarks");
2352        for (final Bookmark bookmark : account.getBookmarks()) {
2353            storage.addChild(bookmark);
2354        }
2355        sendIqPacket(account, iqPacket, mDefaultIqHandler);
2356    }
2357
2358    private void pushBookmarksPep(Account account) {
2359        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
2360        final Element storage = new Element("storage", "storage:bookmarks");
2361        for (final Bookmark bookmark : account.getBookmarks()) {
2362            storage.addChild(bookmark);
2363        }
2364        pushNodeAndEnforcePublishOptions(
2365                account,
2366                Namespace.BOOKMARKS,
2367                storage,
2368                "current",
2369                PublishOptions.persistentWhitelistAccess());
2370    }
2371
2372    private void pushNodeAndEnforcePublishOptions(
2373            final Account account,
2374            final String node,
2375            final Element element,
2376            final String id,
2377            final Bundle options) {
2378        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
2379    }
2380
2381    private void pushNodeAndEnforcePublishOptions(
2382            final Account account,
2383            final String node,
2384            final Element element,
2385            final String id,
2386            final Bundle options,
2387            final boolean retry) {
2388        final Iq packet = mIqGenerator.publishElement(node, element, id, options);
2389        sendIqPacket(
2390                account,
2391                packet,
2392                (response) -> {
2393                    if (response.getType() == Iq.Type.RESULT) {
2394                        return;
2395                    }
2396                    if (retry && PublishOptions.preconditionNotMet(response)) {
2397                        pushNodeConfiguration(
2398                                account,
2399                                node,
2400                                options,
2401                                new OnConfigurationPushed() {
2402                                    @Override
2403                                    public void onPushSucceeded() {
2404                                        pushNodeAndEnforcePublishOptions(
2405                                                account, node, element, id, options, false);
2406                                    }
2407
2408                                    @Override
2409                                    public void onPushFailed() {
2410                                        Log.d(
2411                                                Config.LOGTAG,
2412                                                account.getJid().asBareJid()
2413                                                        + ": unable to push node configuration ("
2414                                                        + node
2415                                                        + ")");
2416                                    }
2417                                });
2418                    } else {
2419                        Log.d(
2420                                Config.LOGTAG,
2421                                account.getJid().asBareJid()
2422                                        + ": error publishing "
2423                                        + node
2424                                        + " (retry="
2425                                        + retry
2426                                        + ") "
2427                                        + response);
2428                    }
2429                });
2430    }
2431
2432    private void restoreFromDatabase() {
2433        synchronized (this.conversations) {
2434            final Map<String, Account> accountLookupTable =
2435                    ImmutableMap.copyOf(Maps.uniqueIndex(this.accounts, Account::getUuid));
2436            Log.d(Config.LOGTAG, "restoring conversations...");
2437            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
2438            this.conversations.addAll(
2439                    databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
2440            for (Iterator<Conversation> iterator = conversations.listIterator();
2441                    iterator.hasNext(); ) {
2442                Conversation conversation = iterator.next();
2443                Account account = accountLookupTable.get(conversation.getAccountUuid());
2444                if (account != null) {
2445                    conversation.setAccount(account);
2446                } else {
2447                    Log.e(
2448                            Config.LOGTAG,
2449                            "unable to restore Conversations with " + conversation.getJid());
2450                    iterator.remove();
2451                }
2452            }
2453            long diffConversationsRestore =
2454                    SystemClock.elapsedRealtime() - startTimeConversationsRestore;
2455            Log.d(
2456                    Config.LOGTAG,
2457                    "finished restoring conversations in " + diffConversationsRestore + "ms");
2458            Runnable runnable =
2459                    () -> {
2460                        if (DatabaseBackend.requiresMessageIndexRebuild()) {
2461                            DatabaseBackend.getInstance(this).rebuildMessagesIndex();
2462                        }
2463                        final long deletionDate = getAutomaticMessageDeletionDate();
2464                        mLastExpiryRun.set(SystemClock.elapsedRealtime());
2465                        if (deletionDate > 0) {
2466                            Log.d(
2467                                    Config.LOGTAG,
2468                                    "deleting messages that are older than "
2469                                            + AbstractGenerator.getTimestamp(deletionDate));
2470                            databaseBackend.expireOldMessages(deletionDate);
2471                        }
2472                        Log.d(Config.LOGTAG, "restoring roster...");
2473                        for (final Account account : accounts) {
2474                            databaseBackend.readRoster(account.getRoster());
2475                            account.initAccountServices(
2476                                    XmppConnectionService
2477                                            .this); // roster needs to be loaded at this stage
2478                        }
2479                        getBitmapCache().evictAll();
2480                        loadPhoneContacts();
2481                        Log.d(Config.LOGTAG, "restoring messages...");
2482                        final long startMessageRestore = SystemClock.elapsedRealtime();
2483                        final Conversation quickLoad = QuickLoader.get(this.conversations);
2484                        if (quickLoad != null) {
2485                            restoreMessages(quickLoad);
2486                            updateConversationUi();
2487                            final long diffMessageRestore =
2488                                    SystemClock.elapsedRealtime() - startMessageRestore;
2489                            Log.d(
2490                                    Config.LOGTAG,
2491                                    "quickly restored "
2492                                            + quickLoad.getName()
2493                                            + " after "
2494                                            + diffMessageRestore
2495                                            + "ms");
2496                        }
2497                        for (Conversation conversation : this.conversations) {
2498                            if (quickLoad != conversation) {
2499                                restoreMessages(conversation);
2500                            }
2501                        }
2502                        mNotificationService.finishBacklog();
2503                        restoredFromDatabaseLatch.countDown();
2504                        final long diffMessageRestore =
2505                                SystemClock.elapsedRealtime() - startMessageRestore;
2506                        Log.d(
2507                                Config.LOGTAG,
2508                                "finished restoring messages in " + diffMessageRestore + "ms");
2509                        updateConversationUi();
2510                    };
2511            mDatabaseReaderExecutor.execute(
2512                    runnable); // will contain one write command (expiry) but that's fine
2513        }
2514    }
2515
2516    private void restoreMessages(Conversation conversation) {
2517        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2518        conversation.findUnsentTextMessages(
2519                message -> markMessage(message, Message.STATUS_WAITING));
2520        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2521    }
2522
2523    public void loadPhoneContacts() {
2524        mContactMergerExecutor.execute(
2525                () -> {
2526                    final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2527                    Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2528                    for (final Account account : accounts) {
2529                        final List<Contact> withSystemAccounts =
2530                                account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2531                        for (final JabberIdContact jidContact : contacts.values()) {
2532                            final Contact contact =
2533                                    account.getRoster().getContact(jidContact.getJid());
2534                            boolean needsCacheClean = contact.setPhoneContact(jidContact);
2535                            if (needsCacheClean) {
2536                                getAvatarService().clear(contact);
2537                            }
2538                            withSystemAccounts.remove(contact);
2539                        }
2540                        for (final Contact contact : withSystemAccounts) {
2541                            boolean needsCacheClean =
2542                                    contact.unsetPhoneContact(JabberIdContact.class);
2543                            if (needsCacheClean) {
2544                                getAvatarService().clear(contact);
2545                            }
2546                        }
2547                    }
2548                    Log.d(Config.LOGTAG, "finished merging phone contacts");
2549                    mShortcutService.refresh(
2550                            mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2551                    updateRosterUi();
2552                    mQuickConversationsService.considerSync();
2553                });
2554    }
2555
2556    public void syncRoster(final Account account) {
2557        mRosterSyncTaskManager.execute(
2558                account, () -> databaseBackend.writeRoster(account.getRoster()));
2559    }
2560
2561    public List<Conversation> getConversations() {
2562        return this.conversations;
2563    }
2564
2565    private void markFileDeleted(final File file) {
2566        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2567            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2568                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2569                return;
2570            }
2571        }
2572        final boolean isInternalFile = fileBackend.isInternalFile(file);
2573        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2574        Log.d(
2575                Config.LOGTAG,
2576                "deleted file "
2577                        + file.getAbsolutePath()
2578                        + " internal="
2579                        + isInternalFile
2580                        + ", database hits="
2581                        + uuids.size());
2582        markUuidsAsDeletedFiles(uuids);
2583    }
2584
2585    private void markUuidsAsDeletedFiles(List<String> uuids) {
2586        boolean deleted = false;
2587        for (Conversation conversation : getConversations()) {
2588            deleted |= conversation.markAsDeleted(uuids);
2589        }
2590        for (final String uuid : uuids) {
2591            evictPreview(uuid);
2592        }
2593        if (deleted) {
2594            updateConversationUi();
2595        }
2596    }
2597
2598    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2599        boolean changed = false;
2600        for (Conversation conversation : getConversations()) {
2601            changed |= conversation.markAsChanged(infos);
2602        }
2603        if (changed) {
2604            updateConversationUi();
2605        }
2606    }
2607
2608    public void populateWithOrderedConversations(final List<Conversation> list) {
2609        populateWithOrderedConversations(list, true, true);
2610    }
2611
2612    public void populateWithOrderedConversations(
2613            final List<Conversation> list, final boolean includeNoFileUpload) {
2614        populateWithOrderedConversations(list, includeNoFileUpload, true);
2615    }
2616
2617    public void populateWithOrderedConversations(
2618            final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2619        final List<String> orderedUuids;
2620        if (sort) {
2621            orderedUuids = null;
2622        } else {
2623            orderedUuids = new ArrayList<>();
2624            for (Conversation conversation : list) {
2625                orderedUuids.add(conversation.getUuid());
2626            }
2627        }
2628        list.clear();
2629        if (includeNoFileUpload) {
2630            list.addAll(getConversations());
2631        } else {
2632            for (Conversation conversation : getConversations()) {
2633                if (conversation.getMode() == Conversation.MODE_SINGLE
2634                        || (conversation.getAccount().httpUploadAvailable()
2635                                && conversation.getMucOptions().participating())) {
2636                    list.add(conversation);
2637                }
2638            }
2639        }
2640        try {
2641            if (orderedUuids != null) {
2642                Collections.sort(
2643                        list,
2644                        (a, b) -> {
2645                            final int indexA = orderedUuids.indexOf(a.getUuid());
2646                            final int indexB = orderedUuids.indexOf(b.getUuid());
2647                            if (indexA == -1 || indexB == -1 || indexA == indexB) {
2648                                return a.compareTo(b);
2649                            }
2650                            return indexA - indexB;
2651                        });
2652            } else {
2653                Collections.sort(list);
2654            }
2655        } catch (IllegalArgumentException e) {
2656            // ignore
2657        }
2658    }
2659
2660    public void loadMoreMessages(
2661            final Conversation conversation,
2662            final long timestamp,
2663            final OnMoreMessagesLoaded callback) {
2664        if (XmppConnectionService.this
2665                .getMessageArchiveService()
2666                .queryInProgress(conversation, callback)) {
2667            return;
2668        } else if (timestamp == 0) {
2669            return;
2670        }
2671        Log.d(
2672                Config.LOGTAG,
2673                "load more messages for "
2674                        + conversation.getName()
2675                        + " prior to "
2676                        + MessageGenerator.getTimestamp(timestamp));
2677        final Runnable runnable =
2678                () -> {
2679                    final Account account = conversation.getAccount();
2680                    List<Message> messages =
2681                            databaseBackend.getMessages(conversation, 50, timestamp);
2682                    if (messages.size() > 0) {
2683                        conversation.addAll(0, messages);
2684                        callback.onMoreMessagesLoaded(messages.size(), conversation);
2685                    } else if (conversation.hasMessagesLeftOnServer()
2686                            && account.isOnlineAndConnected()
2687                            && conversation.getLastClearHistory().getTimestamp() == 0) {
2688                        final boolean mamAvailable;
2689                        if (conversation.getMode() == Conversation.MODE_SINGLE) {
2690                            mamAvailable =
2691                                    account.getXmppConnection().getFeatures().mam()
2692                                            && !conversation.getContact().isBlocked();
2693                        } else {
2694                            mamAvailable = conversation.getMucOptions().mamSupport();
2695                        }
2696                        if (mamAvailable) {
2697                            MessageArchiveService.Query query =
2698                                    getMessageArchiveService()
2699                                            .query(
2700                                                    conversation,
2701                                                    new MamReference(0),
2702                                                    timestamp,
2703                                                    false);
2704                            if (query != null) {
2705                                query.setCallback(callback);
2706                                callback.informUser(R.string.fetching_history_from_server);
2707                            } else {
2708                                callback.informUser(R.string.not_fetching_history_retention_period);
2709                            }
2710                        }
2711                    }
2712                };
2713        mDatabaseReaderExecutor.execute(runnable);
2714    }
2715
2716    public List<Account> getAccounts() {
2717        return this.accounts;
2718    }
2719
2720    /**
2721     * This will find all conferences with the contact as member and also the conference that is the
2722     * contact (that 'fake' contact is used to store the avatar)
2723     */
2724    public List<Conversation> findAllConferencesWith(Contact contact) {
2725        final ArrayList<Conversation> results = new ArrayList<>();
2726        for (final Conversation c : conversations) {
2727            if (c.getMode() != Conversation.MODE_MULTI) {
2728                continue;
2729            }
2730            final MucOptions mucOptions = c.getMucOptions();
2731            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid())
2732                    || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2733                results.add(c);
2734            }
2735        }
2736        return results;
2737    }
2738
2739    public Conversation find(final Contact contact) {
2740        for (final Conversation conversation : this.conversations) {
2741            if (conversation.getContact() == contact) {
2742                return conversation;
2743            }
2744        }
2745        return null;
2746    }
2747
2748    public Conversation find(
2749            final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2750        if (jid == null) {
2751            return null;
2752        }
2753        for (final Conversation conversation : haystack) {
2754            if ((account == null || conversation.getAccount() == account)
2755                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2756                return conversation;
2757            }
2758        }
2759        return null;
2760    }
2761
2762    public boolean isConversationsListEmpty(final Conversation ignore) {
2763        synchronized (this.conversations) {
2764            final int size = this.conversations.size();
2765            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2766        }
2767    }
2768
2769    public boolean isConversationStillOpen(final Conversation conversation) {
2770        synchronized (this.conversations) {
2771            for (Conversation current : this.conversations) {
2772                if (current == conversation) {
2773                    return true;
2774                }
2775            }
2776        }
2777        return false;
2778    }
2779
2780    public Conversation findOrCreateConversation(
2781            Account account, Jid jid, boolean muc, final boolean async) {
2782        return this.findOrCreateConversation(account, jid, muc, false, async);
2783    }
2784
2785    public Conversation findOrCreateConversation(
2786            final Account account,
2787            final Jid jid,
2788            final boolean muc,
2789            final boolean joinAfterCreate,
2790            final boolean async) {
2791        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2792    }
2793
2794    public Conversation findOrCreateConversation(
2795            final Account account,
2796            final Jid jid,
2797            final boolean muc,
2798            final boolean joinAfterCreate,
2799            final MessageArchiveService.Query query,
2800            final boolean async) {
2801        synchronized (this.conversations) {
2802            final var cached = find(account, jid);
2803            if (cached != null) {
2804                return cached;
2805            }
2806            final var existing = databaseBackend.findConversation(account, jid);
2807            final Conversation conversation;
2808            final boolean loadMessagesFromDb;
2809            if (existing != null) {
2810                conversation = existing;
2811                loadMessagesFromDb = restoreFromArchive(conversation, jid, muc);
2812            } else {
2813                String conversationName;
2814                final Contact contact = account.getRoster().getContact(jid);
2815                if (contact != null) {
2816                    conversationName = contact.getDisplayName();
2817                } else {
2818                    conversationName = jid.getLocal();
2819                }
2820                if (muc) {
2821                    conversation =
2822                            new Conversation(
2823                                    conversationName, account, jid, Conversation.MODE_MULTI);
2824                } else {
2825                    conversation =
2826                            new Conversation(
2827                                    conversationName,
2828                                    account,
2829                                    jid.asBareJid(),
2830                                    Conversation.MODE_SINGLE);
2831                }
2832                this.databaseBackend.createConversation(conversation);
2833                loadMessagesFromDb = false;
2834            }
2835            if (async) {
2836                mDatabaseReaderExecutor.execute(
2837                        () ->
2838                                postProcessConversation(
2839                                        conversation, loadMessagesFromDb, joinAfterCreate, query));
2840            } else {
2841                postProcessConversation(conversation, loadMessagesFromDb, joinAfterCreate, query);
2842            }
2843            this.conversations.add(conversation);
2844            updateConversationUi();
2845            return conversation;
2846        }
2847    }
2848
2849    public Conversation findConversationByUuidReliable(final String uuid) {
2850        final var cached = findConversationByUuid(uuid);
2851        if (cached != null) {
2852            return cached;
2853        }
2854        final var existing = databaseBackend.findConversation(uuid);
2855        if (existing == null) {
2856            return null;
2857        }
2858        Log.d(
2859                Config.LOGTAG,
2860                existing.getJid().asBareJid()
2861                        + ": restoring conversation with "
2862                        + existing.getJid()
2863                        + " from DB");
2864        final Map<String, Account> accounts =
2865                ImmutableMap.copyOf(Maps.uniqueIndex(this.accounts, Account::getUuid));
2866        existing.setAccount(accounts.get(existing.getAccountUuid()));
2867        final var loadMessagesFromDb = restoreFromArchive(existing);
2868        mDatabaseReaderExecutor.execute(
2869                () ->
2870                        postProcessConversation(
2871                                existing,
2872                                loadMessagesFromDb,
2873                                existing.getMode() == Conversational.MODE_MULTI,
2874                                null));
2875        this.conversations.add(existing);
2876        updateConversationUi();
2877        return existing;
2878    }
2879
2880    private boolean restoreFromArchive(
2881            final Conversation conversation, final Jid jid, final boolean muc) {
2882        if (muc) {
2883            conversation.setMode(Conversation.MODE_MULTI);
2884            conversation.setContactJid(jid);
2885        } else {
2886            conversation.setMode(Conversation.MODE_SINGLE);
2887            conversation.setContactJid(jid.asBareJid());
2888        }
2889        return restoreFromArchive(conversation);
2890    }
2891
2892    private boolean restoreFromArchive(final Conversation conversation) {
2893        conversation.setStatus(Conversation.STATUS_AVAILABLE);
2894        databaseBackend.updateConversation(conversation);
2895        return conversation.messagesLoaded.compareAndSet(true, false);
2896    }
2897
2898    private void postProcessConversation(
2899            final Conversation c,
2900            final boolean loadMessagesFromDb,
2901            final boolean joinAfterCreate,
2902            final MessageArchiveService.Query query) {
2903        final var singleMode = c.getMode() == Conversational.MODE_SINGLE;
2904        final var account = c.getAccount();
2905        if (loadMessagesFromDb) {
2906            c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2907            updateConversationUi();
2908            c.messagesLoaded.set(true);
2909        }
2910        if (account.getXmppConnection() != null
2911                && !c.getContact().isBlocked()
2912                && account.getXmppConnection().getFeatures().mam()
2913                && singleMode) {
2914            if (query == null) {
2915                mMessageArchiveService.query(c);
2916            } else {
2917                if (query.getConversation() == null) {
2918                    mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2919                }
2920            }
2921        }
2922        if (joinAfterCreate) {
2923            joinMuc(c);
2924        }
2925    }
2926
2927    public void archiveConversation(Conversation conversation) {
2928        archiveConversation(conversation, true);
2929    }
2930
2931    private void archiveConversation(
2932            Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2933        getNotificationService().clear(conversation);
2934        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2935        conversation.setNextMessage(null);
2936        synchronized (this.conversations) {
2937            getMessageArchiveService().kill(conversation);
2938            if (conversation.getMode() == Conversation.MODE_MULTI) {
2939                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2940                    final Bookmark bookmark = conversation.getBookmark();
2941                    if (maySynchronizeWithBookmarks && bookmark != null) {
2942                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2943                            Account account = bookmark.getAccount();
2944                            bookmark.setConversation(null);
2945                            deleteBookmark(account, bookmark);
2946                        } else if (bookmark.autojoin()) {
2947                            bookmark.setAutojoin(false);
2948                            createBookmark(bookmark.getAccount(), bookmark);
2949                        }
2950                    }
2951                }
2952                leaveMuc(conversation);
2953            } else {
2954                if (conversation
2955                        .getContact()
2956                        .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2957                    stopPresenceUpdatesTo(conversation.getContact());
2958                }
2959            }
2960            updateConversation(conversation);
2961            this.conversations.remove(conversation);
2962            updateConversationUi();
2963        }
2964    }
2965
2966    public void stopPresenceUpdatesTo(Contact contact) {
2967        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2968        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2969        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2970    }
2971
2972    public void createAccount(final Account account) {
2973        account.initAccountServices(this);
2974        databaseBackend.createAccount(account);
2975        if (CallIntegration.hasSystemFeature(this)) {
2976            CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
2977        }
2978        this.accounts.add(account);
2979        this.reconnectAccountInBackground(account);
2980        updateAccountUi();
2981        syncEnabledAccountSetting();
2982        toggleForegroundService();
2983    }
2984
2985    private void syncEnabledAccountSetting() {
2986        final boolean hasEnabledAccounts = hasEnabledAccounts();
2987        getPreferences()
2988                .edit()
2989                .putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts)
2990                .apply();
2991        toggleSetProfilePictureActivity(hasEnabledAccounts);
2992    }
2993
2994    private void toggleSetProfilePictureActivity(final boolean enabled) {
2995        try {
2996            final ComponentName name =
2997                    new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2998            final int targetState =
2999                    enabled
3000                            ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED
3001                            : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
3002            getPackageManager()
3003                    .setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
3004        } catch (IllegalStateException e) {
3005            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
3006        }
3007    }
3008
3009    public boolean reconfigurePushDistributor() {
3010        return this.unifiedPushBroker.reconfigurePushDistributor();
3011    }
3012
3013    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(
3014            final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
3015        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
3016    }
3017
3018    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
3019        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
3020    }
3021
3022    public UnifiedPushBroker getUnifiedPushBroker() {
3023        return this.unifiedPushBroker;
3024    }
3025
3026    private void provisionAccount(final String address, final String password) {
3027        final Jid jid = Jid.ofEscaped(address);
3028        final Account account = new Account(jid, password);
3029        account.setOption(Account.OPTION_DISABLED, true);
3030        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
3031        createAccount(account);
3032    }
3033
3034    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
3035        new Thread(
3036                        () -> {
3037                            try {
3038                                final X509Certificate[] chain =
3039                                        KeyChain.getCertificateChain(this, alias);
3040                                final X509Certificate cert =
3041                                        chain != null && chain.length > 0 ? chain[0] : null;
3042                                if (cert == null) {
3043                                    callback.informUser(R.string.unable_to_parse_certificate);
3044                                    return;
3045                                }
3046                                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
3047                                if (info == null) {
3048                                    callback.informUser(R.string.certificate_does_not_contain_jid);
3049                                    return;
3050                                }
3051                                if (findAccountByJid(info.first) == null) {
3052                                    final Account account = new Account(info.first, "");
3053                                    account.setPrivateKeyAlias(alias);
3054                                    account.setOption(Account.OPTION_DISABLED, true);
3055                                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
3056                                    account.setDisplayName(info.second);
3057                                    createAccount(account);
3058                                    callback.onAccountCreated(account);
3059                                    if (Config.X509_VERIFICATION) {
3060                                        try {
3061                                            getMemorizingTrustManager()
3062                                                    .getNonInteractive(account.getServer())
3063                                                    .checkClientTrusted(chain, "RSA");
3064                                        } catch (CertificateException e) {
3065                                            callback.informUser(
3066                                                    R.string.certificate_chain_is_not_trusted);
3067                                        }
3068                                    }
3069                                } else {
3070                                    callback.informUser(R.string.account_already_exists);
3071                                }
3072                            } catch (Exception e) {
3073                                callback.informUser(R.string.unable_to_parse_certificate);
3074                            }
3075                        })
3076                .start();
3077    }
3078
3079    public void updateKeyInAccount(final Account account, final String alias) {
3080        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
3081        try {
3082            X509Certificate[] chain =
3083                    KeyChain.getCertificateChain(XmppConnectionService.this, alias);
3084            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
3085            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
3086            if (info == null) {
3087                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
3088                return;
3089            }
3090            if (account.getJid().asBareJid().equals(info.first)) {
3091                account.setPrivateKeyAlias(alias);
3092                account.setDisplayName(info.second);
3093                databaseBackend.updateAccount(account);
3094                if (Config.X509_VERIFICATION) {
3095                    try {
3096                        getMemorizingTrustManager()
3097                                .getNonInteractive()
3098                                .checkClientTrusted(chain, "RSA");
3099                    } catch (CertificateException e) {
3100                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
3101                    }
3102                    account.getAxolotlService().regenerateKeys(true);
3103                }
3104            } else {
3105                showErrorToastInUi(R.string.jid_does_not_match_certificate);
3106            }
3107        } catch (Exception e) {
3108            e.printStackTrace();
3109        }
3110    }
3111
3112    public boolean updateAccount(final Account account) {
3113        if (databaseBackend.updateAccount(account)) {
3114            account.setShowErrorNotification(true);
3115            this.statusListener.onStatusChanged(account);
3116            databaseBackend.updateAccount(account);
3117            reconnectAccountInBackground(account);
3118            updateAccountUi();
3119            getNotificationService().updateErrorNotification();
3120            toggleForegroundService();
3121            syncEnabledAccountSetting();
3122            mChannelDiscoveryService.cleanCache();
3123            if (CallIntegration.hasSystemFeature(this)) {
3124                CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
3125            }
3126            return true;
3127        } else {
3128            return false;
3129        }
3130    }
3131
3132    public void updateAccountPasswordOnServer(
3133            final Account account,
3134            final String newPassword,
3135            final OnAccountPasswordChanged callback) {
3136        final Iq iq = getIqGenerator().generateSetPassword(account, newPassword);
3137        sendIqPacket(
3138                account,
3139                iq,
3140                (packet) -> {
3141                    if (packet.getType() == Iq.Type.RESULT) {
3142                        account.setPassword(newPassword);
3143                        account.setOption(Account.OPTION_MAGIC_CREATE, false);
3144                        databaseBackend.updateAccount(account);
3145                        callback.onPasswordChangeSucceeded();
3146                    } else {
3147                        callback.onPasswordChangeFailed();
3148                    }
3149                });
3150    }
3151
3152    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
3153        final Iq iqPacket = new Iq(Iq.Type.SET);
3154        final Element query = iqPacket.addChild("query", Namespace.REGISTER);
3155        query.addChild("remove");
3156        sendIqPacket(
3157                account,
3158                iqPacket,
3159                (response) -> {
3160                    if (response.getType() == Iq.Type.RESULT) {
3161                        deleteAccount(account);
3162                        callback.accept(true);
3163                    } else {
3164                        callback.accept(false);
3165                    }
3166                });
3167    }
3168
3169    public void deleteAccount(final Account account) {
3170        final boolean connected = account.getStatus() == Account.State.ONLINE;
3171        synchronized (this.conversations) {
3172            if (connected) {
3173                account.getAxolotlService().deleteOmemoIdentity();
3174            }
3175            for (final Conversation conversation : conversations) {
3176                if (conversation.getAccount() == account) {
3177                    if (conversation.getMode() == Conversation.MODE_MULTI) {
3178                        if (connected) {
3179                            leaveMuc(conversation);
3180                        }
3181                    }
3182                    conversations.remove(conversation);
3183                    mNotificationService.clear(conversation);
3184                }
3185            }
3186            if (account.getXmppConnection() != null) {
3187                new Thread(() -> disconnect(account, !connected)).start();
3188            }
3189            final Runnable runnable =
3190                    () -> {
3191                        if (!databaseBackend.deleteAccount(account)) {
3192                            Log.d(
3193                                    Config.LOGTAG,
3194                                    account.getJid().asBareJid() + ": unable to delete account");
3195                        }
3196                    };
3197            mDatabaseWriterExecutor.execute(runnable);
3198            this.accounts.remove(account);
3199            if (CallIntegration.hasSystemFeature(this)) {
3200                CallIntegrationConnectionService.unregisterPhoneAccount(this, account);
3201            }
3202            this.mRosterSyncTaskManager.clear(account);
3203            updateAccountUi();
3204            mNotificationService.updateErrorNotification();
3205            syncEnabledAccountSetting();
3206            toggleForegroundService();
3207        }
3208    }
3209
3210    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
3211        final boolean remainingListeners;
3212        synchronized (LISTENER_LOCK) {
3213            remainingListeners = checkListeners();
3214            if (!this.mOnConversationUpdates.add(listener)) {
3215                Log.w(
3216                        Config.LOGTAG,
3217                        listener.getClass().getName()
3218                                + " is already registered as ConversationListChangedListener");
3219            }
3220            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
3221        }
3222        if (remainingListeners) {
3223            switchToForeground();
3224        }
3225    }
3226
3227    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
3228        final boolean remainingListeners;
3229        synchronized (LISTENER_LOCK) {
3230            this.mOnConversationUpdates.remove(listener);
3231            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
3232            remainingListeners = checkListeners();
3233        }
3234        if (remainingListeners) {
3235            switchToBackground();
3236        }
3237    }
3238
3239    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
3240        final boolean remainingListeners;
3241        synchronized (LISTENER_LOCK) {
3242            remainingListeners = checkListeners();
3243            if (!this.mOnShowErrorToasts.add(listener)) {
3244                Log.w(
3245                        Config.LOGTAG,
3246                        listener.getClass().getName()
3247                                + " is already registered as OnShowErrorToastListener");
3248            }
3249        }
3250        if (remainingListeners) {
3251            switchToForeground();
3252        }
3253    }
3254
3255    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
3256        final boolean remainingListeners;
3257        synchronized (LISTENER_LOCK) {
3258            this.mOnShowErrorToasts.remove(onShowErrorToast);
3259            remainingListeners = checkListeners();
3260        }
3261        if (remainingListeners) {
3262            switchToBackground();
3263        }
3264    }
3265
3266    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
3267        final boolean remainingListeners;
3268        synchronized (LISTENER_LOCK) {
3269            remainingListeners = checkListeners();
3270            if (!this.mOnAccountUpdates.add(listener)) {
3271                Log.w(
3272                        Config.LOGTAG,
3273                        listener.getClass().getName()
3274                                + " is already registered as OnAccountListChangedtListener");
3275            }
3276        }
3277        if (remainingListeners) {
3278            switchToForeground();
3279        }
3280    }
3281
3282    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
3283        final boolean remainingListeners;
3284        synchronized (LISTENER_LOCK) {
3285            this.mOnAccountUpdates.remove(listener);
3286            remainingListeners = checkListeners();
3287        }
3288        if (remainingListeners) {
3289            switchToBackground();
3290        }
3291    }
3292
3293    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3294        final boolean remainingListeners;
3295        synchronized (LISTENER_LOCK) {
3296            remainingListeners = checkListeners();
3297            if (!this.mOnCaptchaRequested.add(listener)) {
3298                Log.w(
3299                        Config.LOGTAG,
3300                        listener.getClass().getName()
3301                                + " is already registered as OnCaptchaRequestListener");
3302            }
3303        }
3304        if (remainingListeners) {
3305            switchToForeground();
3306        }
3307    }
3308
3309    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3310        final boolean remainingListeners;
3311        synchronized (LISTENER_LOCK) {
3312            this.mOnCaptchaRequested.remove(listener);
3313            remainingListeners = checkListeners();
3314        }
3315        if (remainingListeners) {
3316            switchToBackground();
3317        }
3318    }
3319
3320    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
3321        final boolean remainingListeners;
3322        synchronized (LISTENER_LOCK) {
3323            remainingListeners = checkListeners();
3324            if (!this.mOnRosterUpdates.add(listener)) {
3325                Log.w(
3326                        Config.LOGTAG,
3327                        listener.getClass().getName()
3328                                + " is already registered as OnRosterUpdateListener");
3329            }
3330        }
3331        if (remainingListeners) {
3332            switchToForeground();
3333        }
3334    }
3335
3336    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
3337        final boolean remainingListeners;
3338        synchronized (LISTENER_LOCK) {
3339            this.mOnRosterUpdates.remove(listener);
3340            remainingListeners = checkListeners();
3341        }
3342        if (remainingListeners) {
3343            switchToBackground();
3344        }
3345    }
3346
3347    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3348        final boolean remainingListeners;
3349        synchronized (LISTENER_LOCK) {
3350            remainingListeners = checkListeners();
3351            if (!this.mOnUpdateBlocklist.add(listener)) {
3352                Log.w(
3353                        Config.LOGTAG,
3354                        listener.getClass().getName()
3355                                + " is already registered as OnUpdateBlocklistListener");
3356            }
3357        }
3358        if (remainingListeners) {
3359            switchToForeground();
3360        }
3361    }
3362
3363    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3364        final boolean remainingListeners;
3365        synchronized (LISTENER_LOCK) {
3366            this.mOnUpdateBlocklist.remove(listener);
3367            remainingListeners = checkListeners();
3368        }
3369        if (remainingListeners) {
3370            switchToBackground();
3371        }
3372    }
3373
3374    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
3375        final boolean remainingListeners;
3376        synchronized (LISTENER_LOCK) {
3377            remainingListeners = checkListeners();
3378            if (!this.mOnKeyStatusUpdated.add(listener)) {
3379                Log.w(
3380                        Config.LOGTAG,
3381                        listener.getClass().getName()
3382                                + " is already registered as OnKeyStatusUpdateListener");
3383            }
3384        }
3385        if (remainingListeners) {
3386            switchToForeground();
3387        }
3388    }
3389
3390    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
3391        final boolean remainingListeners;
3392        synchronized (LISTENER_LOCK) {
3393            this.mOnKeyStatusUpdated.remove(listener);
3394            remainingListeners = checkListeners();
3395        }
3396        if (remainingListeners) {
3397            switchToBackground();
3398        }
3399    }
3400
3401    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3402        final boolean remainingListeners;
3403        synchronized (LISTENER_LOCK) {
3404            remainingListeners = checkListeners();
3405            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
3406                Log.w(
3407                        Config.LOGTAG,
3408                        listener.getClass().getName()
3409                                + " is already registered as OnJingleRtpConnectionUpdate");
3410            }
3411        }
3412        if (remainingListeners) {
3413            switchToForeground();
3414        }
3415    }
3416
3417    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3418        final boolean remainingListeners;
3419        synchronized (LISTENER_LOCK) {
3420            this.onJingleRtpConnectionUpdate.remove(listener);
3421            remainingListeners = checkListeners();
3422        }
3423        if (remainingListeners) {
3424            switchToBackground();
3425        }
3426    }
3427
3428    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
3429        final boolean remainingListeners;
3430        synchronized (LISTENER_LOCK) {
3431            remainingListeners = checkListeners();
3432            if (!this.mOnMucRosterUpdate.add(listener)) {
3433                Log.w(
3434                        Config.LOGTAG,
3435                        listener.getClass().getName()
3436                                + " is already registered as OnMucRosterListener");
3437            }
3438        }
3439        if (remainingListeners) {
3440            switchToForeground();
3441        }
3442    }
3443
3444    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
3445        final boolean remainingListeners;
3446        synchronized (LISTENER_LOCK) {
3447            this.mOnMucRosterUpdate.remove(listener);
3448            remainingListeners = checkListeners();
3449        }
3450        if (remainingListeners) {
3451            switchToBackground();
3452        }
3453    }
3454
3455    public boolean checkListeners() {
3456        return (this.mOnAccountUpdates.size() == 0
3457                && this.mOnConversationUpdates.size() == 0
3458                && this.mOnRosterUpdates.size() == 0
3459                && this.mOnCaptchaRequested.size() == 0
3460                && this.mOnMucRosterUpdate.size() == 0
3461                && this.mOnUpdateBlocklist.size() == 0
3462                && this.mOnShowErrorToasts.size() == 0
3463                && this.onJingleRtpConnectionUpdate.size() == 0
3464                && this.mOnKeyStatusUpdated.size() == 0);
3465    }
3466
3467    private void switchToForeground() {
3468        toggleSoftDisabled(false);
3469        final boolean broadcastLastActivity = broadcastLastActivity();
3470        for (Conversation conversation : getConversations()) {
3471            if (conversation.getMode() == Conversation.MODE_MULTI) {
3472                conversation.getMucOptions().resetChatState();
3473            } else {
3474                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
3475            }
3476        }
3477        for (Account account : getAccounts()) {
3478            if (account.getStatus() == Account.State.ONLINE) {
3479                account.deactivateGracePeriod();
3480                final XmppConnection connection = account.getXmppConnection();
3481                if (connection != null) {
3482                    if (connection.getFeatures().csi()) {
3483                        connection.sendActive();
3484                    }
3485                    if (broadcastLastActivity) {
3486                        sendPresence(
3487                                account,
3488                                false); // send new presence but don't include idle because we are
3489                        // not
3490                    }
3491                }
3492            }
3493        }
3494        Log.d(Config.LOGTAG, "app switched into foreground");
3495    }
3496
3497    private void switchToBackground() {
3498        final boolean broadcastLastActivity = broadcastLastActivity();
3499        if (broadcastLastActivity) {
3500            mLastActivity = System.currentTimeMillis();
3501            final SharedPreferences.Editor editor = getPreferences().edit();
3502            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
3503            editor.apply();
3504        }
3505        for (Account account : getAccounts()) {
3506            if (account.getStatus() == Account.State.ONLINE) {
3507                XmppConnection connection = account.getXmppConnection();
3508                if (connection != null) {
3509                    if (broadcastLastActivity) {
3510                        sendPresence(account, true);
3511                    }
3512                    if (connection.getFeatures().csi()) {
3513                        connection.sendInactive();
3514                    }
3515                }
3516            }
3517        }
3518        this.mNotificationService.setIsInForeground(false);
3519        Log.d(Config.LOGTAG, "app switched into background");
3520    }
3521
3522    public void connectMultiModeConversations(Account account) {
3523        List<Conversation> conversations = getConversations();
3524        for (Conversation conversation : conversations) {
3525            if (conversation.getMode() == Conversation.MODE_MULTI
3526                    && conversation.getAccount() == account) {
3527                joinMuc(conversation);
3528            }
3529        }
3530    }
3531
3532    public void mucSelfPingAndRejoin(final Conversation conversation) {
3533        final Account account = conversation.getAccount();
3534        synchronized (account.inProgressConferenceJoins) {
3535            if (account.inProgressConferenceJoins.contains(conversation)) {
3536                Log.d(
3537                        Config.LOGTAG,
3538                        account.getJid().asBareJid()
3539                                + ": canceling muc self ping because join is already under way");
3540                return;
3541            }
3542        }
3543        synchronized (account.inProgressConferencePings) {
3544            if (!account.inProgressConferencePings.add(conversation)) {
3545                Log.d(
3546                        Config.LOGTAG,
3547                        account.getJid().asBareJid()
3548                                + ": canceling muc self ping because ping is already under way");
3549                return;
3550            }
3551        }
3552        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
3553        final Iq ping = new Iq(Iq.Type.GET);
3554        ping.setTo(self);
3555        ping.addChild("ping", Namespace.PING);
3556        sendIqPacket(
3557                conversation.getAccount(),
3558                ping,
3559                (response) -> {
3560                    if (response.getType() == Iq.Type.ERROR) {
3561                        final var error = response.getError();
3562                        if (error == null
3563                                || error.hasChild("service-unavailable")
3564                                || error.hasChild("feature-not-implemented")
3565                                || error.hasChild("item-not-found")) {
3566                            Log.d(
3567                                    Config.LOGTAG,
3568                                    account.getJid().asBareJid()
3569                                            + ": ping to "
3570                                            + self
3571                                            + " came back as ignorable error");
3572                        } else {
3573                            Log.d(
3574                                    Config.LOGTAG,
3575                                    account.getJid().asBareJid()
3576                                            + ": ping to "
3577                                            + self
3578                                            + " failed. attempting rejoin");
3579                            joinMuc(conversation);
3580                        }
3581                    } else if (response.getType() == Iq.Type.RESULT) {
3582                        Log.d(
3583                                Config.LOGTAG,
3584                                account.getJid().asBareJid()
3585                                        + ": ping to "
3586                                        + self
3587                                        + " came back fine");
3588                    }
3589                    synchronized (account.inProgressConferencePings) {
3590                        account.inProgressConferencePings.remove(conversation);
3591                    }
3592                });
3593    }
3594
3595    public void joinMuc(Conversation conversation) {
3596        joinMuc(conversation, null, false);
3597    }
3598
3599    public void joinMuc(Conversation conversation, boolean followedInvite) {
3600        joinMuc(conversation, null, followedInvite);
3601    }
3602
3603    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
3604        joinMuc(conversation, onConferenceJoined, false);
3605    }
3606
3607    private void joinMuc(
3608            Conversation conversation,
3609            final OnConferenceJoined onConferenceJoined,
3610            final boolean followedInvite) {
3611        final Account account = conversation.getAccount();
3612        synchronized (account.pendingConferenceJoins) {
3613            account.pendingConferenceJoins.remove(conversation);
3614        }
3615        synchronized (account.pendingConferenceLeaves) {
3616            account.pendingConferenceLeaves.remove(conversation);
3617        }
3618        if (account.getStatus() == Account.State.ONLINE) {
3619            synchronized (account.inProgressConferenceJoins) {
3620                account.inProgressConferenceJoins.add(conversation);
3621            }
3622            if (Config.MUC_LEAVE_BEFORE_JOIN) {
3623                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
3624            }
3625            conversation.resetMucOptions();
3626            if (onConferenceJoined != null) {
3627                conversation.getMucOptions().flagNoAutoPushConfiguration();
3628            }
3629            conversation.setHasMessagesLeftOnServer(false);
3630            fetchConferenceConfiguration(
3631                    conversation,
3632                    new OnConferenceConfigurationFetched() {
3633
3634                        private void join(Conversation conversation) {
3635                            Account account = conversation.getAccount();
3636                            final MucOptions mucOptions = conversation.getMucOptions();
3637
3638                            if (mucOptions.nonanonymous()
3639                                    && !mucOptions.membersOnly()
3640                                    && !conversation.getBooleanAttribute(
3641                                            "accept_non_anonymous", false)) {
3642                                synchronized (account.inProgressConferenceJoins) {
3643                                    account.inProgressConferenceJoins.remove(conversation);
3644                                }
3645                                mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
3646                                updateConversationUi();
3647                                if (onConferenceJoined != null) {
3648                                    onConferenceJoined.onConferenceJoined(conversation);
3649                                }
3650                                return;
3651                            }
3652
3653                            final Jid joinJid = mucOptions.getSelf().getFullJid();
3654                            Log.d(
3655                                    Config.LOGTAG,
3656                                    account.getJid().asBareJid().toString()
3657                                            + ": joining conversation "
3658                                            + joinJid.toString());
3659                            final var packet =
3660                                    mPresenceGenerator.selfPresence(
3661                                            account,
3662                                            Presence.Status.ONLINE,
3663                                            mucOptions.nonanonymous()
3664                                                    || onConferenceJoined != null);
3665                            packet.setTo(joinJid);
3666                            Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3667                            if (conversation.getMucOptions().getPassword() != null) {
3668                                x.addChild("password").setContent(mucOptions.getPassword());
3669                            }
3670
3671                            if (mucOptions.mamSupport()) {
3672                                // Use MAM instead of the limited muc history to get history
3673                                x.addChild("history").setAttribute("maxchars", "0");
3674                            } else {
3675                                // Fallback to muc history
3676                                x.addChild("history")
3677                                        .setAttribute(
3678                                                "since",
3679                                                PresenceGenerator.getTimestamp(
3680                                                        conversation
3681                                                                .getLastMessageTransmitted()
3682                                                                .getTimestamp()));
3683                            }
3684                            sendPresencePacket(account, packet);
3685                            if (onConferenceJoined != null) {
3686                                onConferenceJoined.onConferenceJoined(conversation);
3687                            }
3688                            if (!joinJid.equals(conversation.getJid())) {
3689                                conversation.setContactJid(joinJid);
3690                                databaseBackend.updateConversation(conversation);
3691                            }
3692
3693                            if (mucOptions.mamSupport()) {
3694                                getMessageArchiveService().catchupMUC(conversation);
3695                            }
3696                            if (mucOptions.isPrivateAndNonAnonymous()) {
3697                                fetchConferenceMembers(conversation);
3698
3699                                if (followedInvite) {
3700                                    final Bookmark bookmark = conversation.getBookmark();
3701                                    if (bookmark != null) {
3702                                        if (!bookmark.autojoin()) {
3703                                            bookmark.setAutojoin(true);
3704                                            createBookmark(account, bookmark);
3705                                        }
3706                                    } else {
3707                                        saveConversationAsBookmark(conversation, null);
3708                                    }
3709                                }
3710                            }
3711                            synchronized (account.inProgressConferenceJoins) {
3712                                account.inProgressConferenceJoins.remove(conversation);
3713                                sendUnsentMessages(conversation);
3714                            }
3715                        }
3716
3717                        @Override
3718                        public void onConferenceConfigurationFetched(Conversation conversation) {
3719                            if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3720                                Log.d(
3721                                        Config.LOGTAG,
3722                                        account.getJid().asBareJid()
3723                                                + ": conversation ("
3724                                                + conversation.getJid()
3725                                                + ") got archived before IQ result");
3726                                return;
3727                            }
3728                            join(conversation);
3729                        }
3730
3731                        @Override
3732                        public void onFetchFailed(
3733                                final Conversation conversation, final String errorCondition) {
3734                            if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3735                                Log.d(
3736                                        Config.LOGTAG,
3737                                        account.getJid().asBareJid()
3738                                                + ": conversation ("
3739                                                + conversation.getJid()
3740                                                + ") got archived before IQ result");
3741                                return;
3742                            }
3743                            if ("remote-server-not-found".equals(errorCondition)) {
3744                                synchronized (account.inProgressConferenceJoins) {
3745                                    account.inProgressConferenceJoins.remove(conversation);
3746                                }
3747                                conversation
3748                                        .getMucOptions()
3749                                        .setError(MucOptions.Error.SERVER_NOT_FOUND);
3750                                updateConversationUi();
3751                            } else {
3752                                join(conversation);
3753                                fetchConferenceConfiguration(conversation);
3754                            }
3755                        }
3756                    });
3757            updateConversationUi();
3758        } else {
3759            synchronized (account.pendingConferenceJoins) {
3760                account.pendingConferenceJoins.add(conversation);
3761            }
3762            conversation.resetMucOptions();
3763            conversation.setHasMessagesLeftOnServer(false);
3764            updateConversationUi();
3765        }
3766    }
3767
3768    private void fetchConferenceMembers(final Conversation conversation) {
3769        final Account account = conversation.getAccount();
3770        final AxolotlService axolotlService = account.getAxolotlService();
3771        final String[] affiliations = {"member", "admin", "owner"};
3772        final Consumer<Iq> callback =
3773                new Consumer<Iq>() {
3774
3775                    private int i = 0;
3776                    private boolean success = true;
3777
3778                    @Override
3779                    public void accept(Iq response) {
3780                        final boolean omemoEnabled =
3781                                conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3782                        Element query = response.query("http://jabber.org/protocol/muc#admin");
3783                        if (response.getType() == Iq.Type.RESULT && query != null) {
3784                            for (Element child : query.getChildren()) {
3785                                if ("item".equals(child.getName())) {
3786                                    MucOptions.User user =
3787                                            AbstractParser.parseItem(conversation, child);
3788                                    if (!user.realJidMatchesAccount()) {
3789                                        boolean isNew =
3790                                                conversation.getMucOptions().updateUser(user);
3791                                        Contact contact = user.getContact();
3792                                        if (omemoEnabled
3793                                                && isNew
3794                                                && user.getRealJid() != null
3795                                                && (contact == null
3796                                                        || !contact.mutualPresenceSubscription())
3797                                                && axolotlService.hasEmptyDeviceList(
3798                                                        user.getRealJid())) {
3799                                            axolotlService.fetchDeviceIds(user.getRealJid());
3800                                        }
3801                                    }
3802                                }
3803                            }
3804                        } else {
3805                            success = false;
3806                            Log.d(
3807                                    Config.LOGTAG,
3808                                    account.getJid().asBareJid()
3809                                            + ": could not request affiliation "
3810                                            + affiliations[i]
3811                                            + " in "
3812                                            + conversation.getJid().asBareJid());
3813                        }
3814                        ++i;
3815                        if (i >= affiliations.length) {
3816                            List<Jid> members = conversation.getMucOptions().getMembers(true);
3817                            if (success) {
3818                                List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3819                                boolean changed = false;
3820                                for (ListIterator<Jid> iterator = cryptoTargets.listIterator();
3821                                        iterator.hasNext(); ) {
3822                                    Jid jid = iterator.next();
3823                                    if (!members.contains(jid)
3824                                            && !members.contains(jid.getDomain())) {
3825                                        iterator.remove();
3826                                        Log.d(
3827                                                Config.LOGTAG,
3828                                                account.getJid().asBareJid()
3829                                                        + ": removed "
3830                                                        + jid
3831                                                        + " from crypto targets of "
3832                                                        + conversation.getName());
3833                                        changed = true;
3834                                    }
3835                                }
3836                                if (changed) {
3837                                    conversation.setAcceptedCryptoTargets(cryptoTargets);
3838                                    updateConversation(conversation);
3839                                }
3840                            }
3841                            getAvatarService().clear(conversation);
3842                            updateMucRosterUi();
3843                            updateConversationUi();
3844                        }
3845                    }
3846                };
3847        for (String affiliation : affiliations) {
3848            sendIqPacket(
3849                    account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3850        }
3851        Log.d(
3852                Config.LOGTAG,
3853                account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3854    }
3855
3856    public void providePasswordForMuc(final Conversation conversation, final String password) {
3857        if (conversation.getMode() == Conversation.MODE_MULTI) {
3858            conversation.getMucOptions().setPassword(password);
3859            if (conversation.getBookmark() != null) {
3860                final Bookmark bookmark = conversation.getBookmark();
3861                bookmark.setAutojoin(true);
3862                createBookmark(conversation.getAccount(), bookmark);
3863            }
3864            updateConversation(conversation);
3865            joinMuc(conversation);
3866        }
3867    }
3868
3869    public void deleteAvatar(final Account account) {
3870        final AtomicBoolean executed = new AtomicBoolean(false);
3871        final Runnable onDeleted =
3872                () -> {
3873                    if (executed.compareAndSet(false, true)) {
3874                        account.setAvatar(null);
3875                        databaseBackend.updateAccount(account);
3876                        getAvatarService().clear(account);
3877                        updateAccountUi();
3878                    }
3879                };
3880        deleteVcardAvatar(account, onDeleted);
3881        deletePepNode(account, Namespace.AVATAR_DATA);
3882        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3883    }
3884
3885    public void deletePepNode(final Account account, final String node) {
3886        deletePepNode(account, node, null);
3887    }
3888
3889    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3890        final Iq request = mIqGenerator.deleteNode(node);
3891        sendIqPacket(
3892                account,
3893                request,
3894                (packet) -> {
3895                    if (packet.getType() == Iq.Type.RESULT) {
3896                        Log.d(
3897                                Config.LOGTAG,
3898                                account.getJid().asBareJid()
3899                                        + ": successfully deleted pep node "
3900                                        + node);
3901                        if (runnable != null) {
3902                            runnable.run();
3903                        }
3904                    } else {
3905                        Log.d(
3906                                Config.LOGTAG,
3907                                account.getJid().asBareJid() + ": failed to delete " + packet);
3908                    }
3909                });
3910    }
3911
3912    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3913        final Iq retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3914        sendIqPacket(
3915                account,
3916                retrieveVcard,
3917                (response) -> {
3918                    if (response.getType() != Iq.Type.RESULT) {
3919                        Log.d(
3920                                Config.LOGTAG,
3921                                account.getJid().asBareJid() + ": no vCard set. nothing to do");
3922                        return;
3923                    }
3924                    final Element vcard = response.findChild("vCard", "vcard-temp");
3925                    if (vcard == null) {
3926                        Log.d(
3927                                Config.LOGTAG,
3928                                account.getJid().asBareJid() + ": no vCard set. nothing to do");
3929                        return;
3930                    }
3931                    Element photo = vcard.findChild("PHOTO");
3932                    if (photo == null) {
3933                        photo = vcard.addChild("PHOTO");
3934                    }
3935                    photo.clearChildren();
3936                    final Iq publication = new Iq(Iq.Type.SET);
3937                    publication.setTo(account.getJid().asBareJid());
3938                    publication.addChild(vcard);
3939                    sendIqPacket(
3940                            account,
3941                            publication,
3942                            (publicationResponse) -> {
3943                                if (publicationResponse.getType() == Iq.Type.RESULT) {
3944                                    Log.d(
3945                                            Config.LOGTAG,
3946                                            account.getJid().asBareJid()
3947                                                    + ": successfully deleted vcard avatar");
3948                                    runnable.run();
3949                                } else {
3950                                    Log.d(
3951                                            Config.LOGTAG,
3952                                            "failed to publish vcard "
3953                                                    + publicationResponse.getErrorCondition());
3954                                }
3955                            });
3956                });
3957    }
3958
3959    private boolean hasEnabledAccounts() {
3960        if (this.accounts == null) {
3961            return false;
3962        }
3963        for (final Account account : this.accounts) {
3964            if (account.isConnectionEnabled()) {
3965                return true;
3966            }
3967        }
3968        return false;
3969    }
3970
3971    public void getAttachments(
3972            final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3973        getAttachments(
3974                conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3975    }
3976
3977    public void getAttachments(
3978            final Account account,
3979            final Jid jid,
3980            final int limit,
3981            final OnMediaLoaded onMediaLoaded) {
3982        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3983    }
3984
3985    public void getAttachments(
3986            final String account,
3987            final Jid jid,
3988            final int limit,
3989            final OnMediaLoaded onMediaLoaded) {
3990        new Thread(
3991                        () ->
3992                                onMediaLoaded.onMediaLoaded(
3993                                        fileBackend.convertToAttachments(
3994                                                databaseBackend.getRelativeFilePaths(
3995                                                        account, jid, limit))))
3996                .start();
3997    }
3998
3999    public void persistSelfNick(final MucOptions.User self, final boolean modified) {
4000        final Conversation conversation = self.getConversation();
4001        final Account account = conversation.getAccount();
4002        final Jid full = self.getFullJid();
4003        if (!full.equals(conversation.getJid())) {
4004            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persisting full jid " + full);
4005            conversation.setContactJid(full);
4006            databaseBackend.updateConversation(conversation);
4007        }
4008
4009        final Bookmark bookmark = conversation.getBookmark();
4010        if (bookmark == null || !modified) {
4011            return;
4012        }
4013        final var nick = full.getResource();
4014        final String defaultNick = MucOptions.defaultNick(account);
4015        if (nick.equals(defaultNick) || nick.equals(bookmark.getNick())) {
4016            return;
4017        }
4018        Log.d(
4019                Config.LOGTAG,
4020                account.getJid().asBareJid()
4021                        + ": persist nick '"
4022                        + full.getResource()
4023                        + "' into bookmark for "
4024                        + conversation.getJid().asBareJid());
4025        bookmark.setNick(nick);
4026        createBookmark(bookmark.getAccount(), bookmark);
4027    }
4028
4029    public boolean renameInMuc(
4030            final Conversation conversation,
4031            final String nick,
4032            final UiCallback<Conversation> callback) {
4033        final Account account = conversation.getAccount();
4034        final Bookmark bookmark = conversation.getBookmark();
4035        final MucOptions options = conversation.getMucOptions();
4036        final Jid joinJid = options.createJoinJid(nick);
4037        if (joinJid == null) {
4038            return false;
4039        }
4040        if (options.online()) {
4041            options.setOnRenameListener(
4042                    new OnRenameListener() {
4043
4044                        @Override
4045                        public void onSuccess() {
4046                            callback.success(conversation);
4047                        }
4048
4049                        @Override
4050                        public void onFailure() {
4051                            callback.error(R.string.nick_in_use, conversation);
4052                        }
4053                    });
4054
4055            final var packet =
4056                    mPresenceGenerator.selfPresence(
4057                            account, Presence.Status.ONLINE, options.nonanonymous());
4058            packet.setTo(joinJid);
4059            sendPresencePacket(account, packet);
4060            if (nick.equals(MucOptions.defaultNick(account))
4061                    && bookmark != null
4062                    && bookmark.getNick() != null) {
4063                Log.d(
4064                        Config.LOGTAG,
4065                        account.getJid().asBareJid()
4066                                + ": removing nick from bookmark for "
4067                                + bookmark.getJid());
4068                bookmark.setNick(null);
4069                createBookmark(account, bookmark);
4070            }
4071        } else {
4072            conversation.setContactJid(joinJid);
4073            databaseBackend.updateConversation(conversation);
4074            if (account.getStatus() == Account.State.ONLINE) {
4075                if (bookmark != null) {
4076                    bookmark.setNick(nick);
4077                    createBookmark(account, bookmark);
4078                }
4079                joinMuc(conversation);
4080            }
4081        }
4082        return true;
4083    }
4084
4085    public void checkMucRequiresRename() {
4086        synchronized (this.conversations) {
4087            for (final Conversation conversation : this.conversations) {
4088                if (conversation.getMode() == Conversational.MODE_MULTI) {
4089                    checkMucRequiresRename(conversation);
4090                }
4091            }
4092        }
4093    }
4094
4095    private void checkMucRequiresRename(final Conversation conversation) {
4096        final var options = conversation.getMucOptions();
4097        if (!options.online()) {
4098            return;
4099        }
4100        final var account = conversation.getAccount();
4101        final String current = options.getActualNick();
4102        final String proposed = options.getProposedNickPure();
4103        if (current == null || current.equals(proposed)) {
4104            return;
4105        }
4106        final Jid joinJid = options.createJoinJid(proposed);
4107        Log.d(
4108                Config.LOGTAG,
4109                String.format(
4110                        "%s: muc rename required %s (was: %s)",
4111                        account.getJid().asBareJid(), joinJid, current));
4112        final var packet =
4113                mPresenceGenerator.selfPresence(
4114                        account, Presence.Status.ONLINE, options.nonanonymous());
4115        packet.setTo(joinJid);
4116        sendPresencePacket(account, packet);
4117    }
4118
4119    public void leaveMuc(Conversation conversation) {
4120        leaveMuc(conversation, false);
4121    }
4122
4123    private void leaveMuc(Conversation conversation, boolean now) {
4124        final Account account = conversation.getAccount();
4125        synchronized (account.pendingConferenceJoins) {
4126            account.pendingConferenceJoins.remove(conversation);
4127        }
4128        synchronized (account.pendingConferenceLeaves) {
4129            account.pendingConferenceLeaves.remove(conversation);
4130        }
4131        if (account.getStatus() == Account.State.ONLINE || now) {
4132            sendPresencePacket(
4133                    conversation.getAccount(),
4134                    mPresenceGenerator.leave(conversation.getMucOptions()));
4135            conversation.getMucOptions().setOffline();
4136            Bookmark bookmark = conversation.getBookmark();
4137            if (bookmark != null) {
4138                bookmark.setConversation(null);
4139            }
4140            Log.d(
4141                    Config.LOGTAG,
4142                    conversation.getAccount().getJid().asBareJid()
4143                            + ": leaving muc "
4144                            + conversation.getJid());
4145        } else {
4146            synchronized (account.pendingConferenceLeaves) {
4147                account.pendingConferenceLeaves.add(conversation);
4148            }
4149        }
4150    }
4151
4152    public String findConferenceServer(final Account account) {
4153        String server;
4154        if (account.getXmppConnection() != null) {
4155            server = account.getXmppConnection().getMucServer();
4156            if (server != null) {
4157                return server;
4158            }
4159        }
4160        for (Account other : getAccounts()) {
4161            if (other != account && other.getXmppConnection() != null) {
4162                server = other.getXmppConnection().getMucServer();
4163                if (server != null) {
4164                    return server;
4165                }
4166            }
4167        }
4168        return null;
4169    }
4170
4171    public void createPublicChannel(
4172            final Account account,
4173            final String name,
4174            final Jid address,
4175            final UiCallback<Conversation> callback) {
4176        joinMuc(
4177                findOrCreateConversation(account, address, true, false, true),
4178                conversation -> {
4179                    final Bundle configuration = IqGenerator.defaultChannelConfiguration();
4180                    if (!TextUtils.isEmpty(name)) {
4181                        configuration.putString("muc#roomconfig_roomname", name);
4182                    }
4183                    pushConferenceConfiguration(
4184                            conversation,
4185                            configuration,
4186                            new OnConfigurationPushed() {
4187                                @Override
4188                                public void onPushSucceeded() {
4189                                    saveConversationAsBookmark(conversation, name);
4190                                    callback.success(conversation);
4191                                }
4192
4193                                @Override
4194                                public void onPushFailed() {
4195                                    if (conversation
4196                                            .getMucOptions()
4197                                            .getSelf()
4198                                            .getAffiliation()
4199                                            .ranks(MucOptions.Affiliation.OWNER)) {
4200                                        callback.error(
4201                                                R.string.unable_to_set_channel_configuration,
4202                                                conversation);
4203                                    } else {
4204                                        callback.error(
4205                                                R.string.joined_an_existing_channel, conversation);
4206                                    }
4207                                }
4208                            });
4209                });
4210    }
4211
4212    public boolean createAdhocConference(
4213            final Account account,
4214            final String name,
4215            final Iterable<Jid> jids,
4216            final UiCallback<Conversation> callback) {
4217        Log.d(
4218                Config.LOGTAG,
4219                account.getJid().asBareJid().toString()
4220                        + ": creating adhoc conference with "
4221                        + jids.toString());
4222        if (account.getStatus() == Account.State.ONLINE) {
4223            try {
4224                String server = findConferenceServer(account);
4225                if (server == null) {
4226                    if (callback != null) {
4227                        callback.error(R.string.no_conference_server_found, null);
4228                    }
4229                    return false;
4230                }
4231                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
4232                final Conversation conversation =
4233                        findOrCreateConversation(account, jid, true, false, true);
4234                joinMuc(
4235                        conversation,
4236                        new OnConferenceJoined() {
4237                            @Override
4238                            public void onConferenceJoined(final Conversation conversation) {
4239                                final Bundle configuration =
4240                                        IqGenerator.defaultGroupChatConfiguration();
4241                                if (!TextUtils.isEmpty(name)) {
4242                                    configuration.putString("muc#roomconfig_roomname", name);
4243                                }
4244                                pushConferenceConfiguration(
4245                                        conversation,
4246                                        configuration,
4247                                        new OnConfigurationPushed() {
4248                                            @Override
4249                                            public void onPushSucceeded() {
4250                                                for (Jid invite : jids) {
4251                                                    invite(conversation, invite);
4252                                                }
4253                                                for (String resource :
4254                                                        account.getSelfContact()
4255                                                                .getPresences()
4256                                                                .toResourceArray()) {
4257                                                    Jid other =
4258                                                            account.getJid().withResource(resource);
4259                                                    Log.d(
4260                                                            Config.LOGTAG,
4261                                                            account.getJid().asBareJid()
4262                                                                    + ": sending direct invite to "
4263                                                                    + other);
4264                                                    directInvite(conversation, other);
4265                                                }
4266                                                saveConversationAsBookmark(conversation, name);
4267                                                if (callback != null) {
4268                                                    callback.success(conversation);
4269                                                }
4270                                            }
4271
4272                                            @Override
4273                                            public void onPushFailed() {
4274                                                archiveConversation(conversation);
4275                                                if (callback != null) {
4276                                                    callback.error(
4277                                                            R.string.conference_creation_failed,
4278                                                            conversation);
4279                                                }
4280                                            }
4281                                        });
4282                            }
4283                        });
4284                return true;
4285            } catch (IllegalArgumentException e) {
4286                if (callback != null) {
4287                    callback.error(R.string.conference_creation_failed, null);
4288                }
4289                return false;
4290            }
4291        } else {
4292            if (callback != null) {
4293                callback.error(R.string.not_connected_try_again, null);
4294            }
4295            return false;
4296        }
4297    }
4298
4299    public void fetchConferenceConfiguration(final Conversation conversation) {
4300        fetchConferenceConfiguration(conversation, null);
4301    }
4302
4303    public void fetchConferenceConfiguration(
4304            final Conversation conversation, final OnConferenceConfigurationFetched callback) {
4305        final Iq request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
4306        final var account = conversation.getAccount();
4307        sendIqPacket(
4308                account,
4309                request,
4310                response -> {
4311                    if (response.getType() == Iq.Type.RESULT) {
4312                        final MucOptions mucOptions = conversation.getMucOptions();
4313                        final Bookmark bookmark = conversation.getBookmark();
4314                        final boolean sameBefore =
4315                                StringUtils.equals(
4316                                        bookmark == null ? null : bookmark.getBookmarkName(),
4317                                        mucOptions.getName());
4318
4319                        if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(response))) {
4320                            Log.d(
4321                                    Config.LOGTAG,
4322                                    account.getJid().asBareJid()
4323                                            + ": muc configuration changed for "
4324                                            + conversation.getJid().asBareJid());
4325                            updateConversation(conversation);
4326                        }
4327
4328                        if (bookmark != null
4329                                && (sameBefore || bookmark.getBookmarkName() == null)) {
4330                            if (bookmark.setBookmarkName(
4331                                    StringUtils.nullOnEmpty(mucOptions.getName()))) {
4332                                createBookmark(account, bookmark);
4333                            }
4334                        }
4335
4336                        if (callback != null) {
4337                            callback.onConferenceConfigurationFetched(conversation);
4338                        }
4339
4340                        updateConversationUi();
4341                    } else if (response.getType() == Iq.Type.TIMEOUT) {
4342                        Log.d(
4343                                Config.LOGTAG,
4344                                account.getJid().asBareJid()
4345                                        + ": received timeout waiting for conference configuration"
4346                                        + " fetch");
4347                    } else {
4348                        if (callback != null) {
4349                            callback.onFetchFailed(conversation, response.getErrorCondition());
4350                        }
4351                    }
4352                });
4353    }
4354
4355    public void pushNodeConfiguration(
4356            Account account,
4357            final String node,
4358            final Bundle options,
4359            final OnConfigurationPushed callback) {
4360        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
4361    }
4362
4363    public void pushNodeConfiguration(
4364            Account account,
4365            final Jid jid,
4366            final String node,
4367            final Bundle options,
4368            final OnConfigurationPushed callback) {
4369        Log.d(Config.LOGTAG, "pushing node configuration");
4370        sendIqPacket(
4371                account,
4372                mIqGenerator.requestPubsubConfiguration(jid, node),
4373                responseToRequest -> {
4374                    if (responseToRequest.getType() == Iq.Type.RESULT) {
4375                        Element pubsub =
4376                                responseToRequest.findChild(
4377                                        "pubsub", "http://jabber.org/protocol/pubsub#owner");
4378                        Element configuration =
4379                                pubsub == null ? null : pubsub.findChild("configure");
4380                        Element x =
4381                                configuration == null
4382                                        ? null
4383                                        : configuration.findChild("x", Namespace.DATA);
4384                        if (x != null) {
4385                            final Data data = Data.parse(x);
4386                            data.submit(options);
4387                            sendIqPacket(
4388                                    account,
4389                                    mIqGenerator.publishPubsubConfiguration(jid, node, data),
4390                                    responseToPublish -> {
4391                                        if (responseToPublish.getType() == Iq.Type.RESULT
4392                                                && callback != null) {
4393                                            Log.d(
4394                                                    Config.LOGTAG,
4395                                                    account.getJid().asBareJid()
4396                                                            + ": successfully changed node"
4397                                                            + " configuration for node "
4398                                                            + node);
4399                                            callback.onPushSucceeded();
4400                                        } else if (responseToPublish.getType() == Iq.Type.ERROR
4401                                                && callback != null) {
4402                                            callback.onPushFailed();
4403                                        }
4404                                    });
4405                        } else if (callback != null) {
4406                            callback.onPushFailed();
4407                        }
4408                    } else if (responseToRequest.getType() == Iq.Type.ERROR && callback != null) {
4409                        callback.onPushFailed();
4410                    }
4411                });
4412    }
4413
4414    public void pushConferenceConfiguration(
4415            final Conversation conversation,
4416            final Bundle options,
4417            final OnConfigurationPushed callback) {
4418        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
4419            conversation.setAttribute("accept_non_anonymous", true);
4420            updateConversation(conversation);
4421        }
4422        if (options.containsKey("muc#roomconfig_moderatedroom")) {
4423            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
4424            options.putString("members_by_default", moderated ? "0" : "1");
4425        }
4426        if (options.containsKey("muc#roomconfig_allowpm")) {
4427            // ejabberd :-/
4428            final boolean allow = "anyone".equals(options.getString("muc#roomconfig_allowpm"));
4429            options.putString("allow_private_messages", allow ? "1" : "0");
4430            options.putString("allow_private_messages_from_visitors", allow ? "anyone" : "nobody");
4431        }
4432        final var account = conversation.getAccount();
4433        final Iq request = new Iq(Iq.Type.GET);
4434        request.setTo(conversation.getJid().asBareJid());
4435        request.query("http://jabber.org/protocol/muc#owner");
4436        sendIqPacket(
4437                account,
4438                request,
4439                response -> {
4440                    if (response.getType() == Iq.Type.RESULT) {
4441                        final Data data =
4442                                Data.parse(response.query().findChild("x", Namespace.DATA));
4443                        data.submit(options);
4444                        final Iq set = new Iq(Iq.Type.SET);
4445                        set.setTo(conversation.getJid().asBareJid());
4446                        set.query("http://jabber.org/protocol/muc#owner").addChild(data);
4447                        sendIqPacket(
4448                                account,
4449                                set,
4450                                packet -> {
4451                                    if (callback != null) {
4452                                        if (packet.getType() == Iq.Type.RESULT) {
4453                                            callback.onPushSucceeded();
4454                                        } else {
4455                                            Log.d(Config.LOGTAG, "failed: " + packet.toString());
4456                                            callback.onPushFailed();
4457                                        }
4458                                    }
4459                                });
4460                    } else {
4461                        if (callback != null) {
4462                            callback.onPushFailed();
4463                        }
4464                    }
4465                });
4466    }
4467
4468    public void pushSubjectToConference(final Conversation conference, final String subject) {
4469        final var packet =
4470                this.getMessageGenerator()
4471                        .conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
4472        this.sendMessagePacket(conference.getAccount(), packet);
4473    }
4474
4475    public void changeAffiliationInConference(
4476            final Conversation conference,
4477            Jid user,
4478            final MucOptions.Affiliation affiliation,
4479            final OnAffiliationChanged callback) {
4480        final Jid jid = user.asBareJid();
4481        final Iq request =
4482                this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
4483        sendIqPacket(
4484                conference.getAccount(),
4485                request,
4486                (response) -> {
4487                    if (response.getType() == Iq.Type.RESULT) {
4488                        conference.getMucOptions().changeAffiliation(jid, affiliation);
4489                        getAvatarService().clear(conference);
4490                        if (callback != null) {
4491                            callback.onAffiliationChangedSuccessful(jid);
4492                        } else {
4493                            Log.d(
4494                                    Config.LOGTAG,
4495                                    "changed affiliation of " + user + " to " + affiliation);
4496                        }
4497                    } else if (callback != null) {
4498                        callback.onAffiliationChangeFailed(
4499                                jid, R.string.could_not_change_affiliation);
4500                    } else {
4501                        Log.d(Config.LOGTAG, "unable to change affiliation");
4502                    }
4503                });
4504    }
4505
4506    public void changeRoleInConference(
4507            final Conversation conference, final String nick, MucOptions.Role role) {
4508        final var account = conference.getAccount();
4509        final Iq request = this.mIqGenerator.changeRole(conference, nick, role.toString());
4510        sendIqPacket(
4511                account,
4512                request,
4513                (packet) -> {
4514                    if (packet.getType() != Iq.Type.RESULT) {
4515                        Log.d(
4516                                Config.LOGTAG,
4517                                account.getJid().asBareJid() + " unable to change role of " + nick);
4518                    }
4519                });
4520    }
4521
4522    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
4523        final Iq request = new Iq(Iq.Type.SET);
4524        request.setTo(conversation.getJid().asBareJid());
4525        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
4526        sendIqPacket(
4527                conversation.getAccount(),
4528                request,
4529                response -> {
4530                    if (response.getType() == Iq.Type.RESULT) {
4531                        if (callback != null) {
4532                            callback.onRoomDestroySucceeded();
4533                        }
4534                    } else if (response.getType() == Iq.Type.ERROR) {
4535                        if (callback != null) {
4536                            callback.onRoomDestroyFailed();
4537                        }
4538                    }
4539                });
4540    }
4541
4542    private void disconnect(final Account account, boolean force) {
4543        final XmppConnection connection = account.getXmppConnection();
4544        if (connection == null) {
4545            return;
4546        }
4547        if (!force) {
4548            final List<Conversation> conversations = getConversations();
4549            for (Conversation conversation : conversations) {
4550                if (conversation.getAccount() == account) {
4551                    if (conversation.getMode() == Conversation.MODE_MULTI) {
4552                        leaveMuc(conversation, true);
4553                    }
4554                }
4555            }
4556            sendOfflinePresence(account);
4557        }
4558        connection.disconnect(force);
4559    }
4560
4561    @Override
4562    public IBinder onBind(Intent intent) {
4563        return mBinder;
4564    }
4565
4566    public void updateMessage(Message message) {
4567        updateMessage(message, true);
4568    }
4569
4570    public void updateMessage(Message message, boolean includeBody) {
4571        databaseBackend.updateMessage(message, includeBody);
4572        updateConversationUi();
4573    }
4574
4575    public void createMessageAsync(final Message message) {
4576        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
4577    }
4578
4579    public void updateMessage(Message message, String uuid) {
4580        if (!databaseBackend.updateMessage(message, uuid)) {
4581            Log.e(Config.LOGTAG, "error updated message in DB after edit");
4582        }
4583        updateConversationUi();
4584    }
4585
4586    public void syncDirtyContacts(Account account) {
4587        for (Contact contact : account.getRoster().getContacts()) {
4588            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
4589                pushContactToServer(contact);
4590            }
4591            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
4592                deleteContactOnServer(contact);
4593            }
4594        }
4595    }
4596
4597    public void createContact(final Contact contact, final boolean autoGrant) {
4598        createContact(contact, autoGrant, null);
4599    }
4600
4601    public void createContact(
4602            final Contact contact, final boolean autoGrant, final String preAuth) {
4603        if (autoGrant) {
4604            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
4605            contact.setOption(Contact.Options.ASKING);
4606        }
4607        pushContactToServer(contact, preAuth);
4608    }
4609
4610    public void pushContactToServer(final Contact contact) {
4611        pushContactToServer(contact, null);
4612    }
4613
4614    private void pushContactToServer(final Contact contact, final String preAuth) {
4615        contact.resetOption(Contact.Options.DIRTY_DELETE);
4616        contact.setOption(Contact.Options.DIRTY_PUSH);
4617        final Account account = contact.getAccount();
4618        if (account.getStatus() == Account.State.ONLINE) {
4619            final boolean ask = contact.getOption(Contact.Options.ASKING);
4620            final boolean sendUpdates =
4621                    contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
4622                            && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
4623            final Iq iq = new Iq(Iq.Type.SET);
4624            iq.query(Namespace.ROSTER).addChild(contact.asElement());
4625            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4626            if (sendUpdates) {
4627                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
4628            }
4629            if (ask) {
4630                sendPresencePacket(
4631                        account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
4632            }
4633        } else {
4634            syncRoster(contact.getAccount());
4635        }
4636    }
4637
4638    public void publishMucAvatar(
4639            final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
4640        new Thread(
4641                        () -> {
4642                            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4643                            final int size = Config.AVATAR_SIZE;
4644                            final Avatar avatar =
4645                                    getFileBackend().getPepAvatar(image, size, format);
4646                            if (avatar != null) {
4647                                if (!getFileBackend().save(avatar)) {
4648                                    callback.onAvatarPublicationFailed(
4649                                            R.string.error_saving_avatar);
4650                                    return;
4651                                }
4652                                avatar.owner = conversation.getJid().asBareJid();
4653                                publishMucAvatar(conversation, avatar, callback);
4654                            } else {
4655                                callback.onAvatarPublicationFailed(
4656                                        R.string.error_publish_avatar_converting);
4657                            }
4658                        })
4659                .start();
4660    }
4661
4662    public void publishAvatar(
4663            final Account account, final Uri image, final OnAvatarPublication callback) {
4664        new Thread(
4665                        () -> {
4666                            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4667                            final int size = Config.AVATAR_SIZE;
4668                            final Avatar avatar =
4669                                    getFileBackend().getPepAvatar(image, size, format);
4670                            if (avatar != null) {
4671                                if (!getFileBackend().save(avatar)) {
4672                                    Log.d(Config.LOGTAG, "unable to save vcard");
4673                                    callback.onAvatarPublicationFailed(
4674                                            R.string.error_saving_avatar);
4675                                    return;
4676                                }
4677                                publishAvatar(account, avatar, callback);
4678                            } else {
4679                                callback.onAvatarPublicationFailed(
4680                                        R.string.error_publish_avatar_converting);
4681                            }
4682                        })
4683                .start();
4684    }
4685
4686    private void publishMucAvatar(
4687            Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
4688        final var account = conversation.getAccount();
4689        final Iq retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
4690        sendIqPacket(
4691                account,
4692                retrieve,
4693                (response) -> {
4694                    boolean itemNotFound =
4695                            response.getType() == Iq.Type.ERROR
4696                                    && response.hasChild("error")
4697                                    && response.findChild("error").hasChild("item-not-found");
4698                    if (response.getType() == Iq.Type.RESULT || itemNotFound) {
4699                        Element vcard = response.findChild("vCard", "vcard-temp");
4700                        if (vcard == null) {
4701                            vcard = new Element("vCard", "vcard-temp");
4702                        }
4703                        Element photo = vcard.findChild("PHOTO");
4704                        if (photo == null) {
4705                            photo = vcard.addChild("PHOTO");
4706                        }
4707                        photo.clearChildren();
4708                        photo.addChild("TYPE").setContent(avatar.type);
4709                        photo.addChild("BINVAL").setContent(avatar.image);
4710                        final Iq publication = new Iq(Iq.Type.SET);
4711                        publication.setTo(conversation.getJid().asBareJid());
4712                        publication.addChild(vcard);
4713                        sendIqPacket(
4714                                account,
4715                                publication,
4716                                (publicationResponse) -> {
4717                                    if (publicationResponse.getType() == Iq.Type.RESULT) {
4718                                        callback.onAvatarPublicationSucceeded();
4719                                    } else {
4720                                        Log.d(
4721                                                Config.LOGTAG,
4722                                                "failed to publish vcard "
4723                                                        + publicationResponse.getErrorCondition());
4724                                        callback.onAvatarPublicationFailed(
4725                                                R.string.error_publish_avatar_server_reject);
4726                                    }
4727                                });
4728                    } else {
4729                        Log.d(Config.LOGTAG, "failed to request vcard " + response);
4730                        callback.onAvatarPublicationFailed(
4731                                R.string.error_publish_avatar_no_server_support);
4732                    }
4733                });
4734    }
4735
4736    public void publishAvatar(
4737            Account account, final Avatar avatar, final OnAvatarPublication callback) {
4738        final Bundle options;
4739        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
4740            options = PublishOptions.openAccess();
4741        } else {
4742            options = null;
4743        }
4744        publishAvatar(account, avatar, options, true, callback);
4745    }
4746
4747    public void publishAvatar(
4748            Account account,
4749            final Avatar avatar,
4750            final Bundle options,
4751            final boolean retry,
4752            final OnAvatarPublication callback) {
4753        Log.d(
4754                Config.LOGTAG,
4755                account.getJid().asBareJid() + ": publishing avatar. options=" + options);
4756        final Iq packet = this.mIqGenerator.publishAvatar(avatar, options);
4757        this.sendIqPacket(
4758                account,
4759                packet,
4760                result -> {
4761                    if (result.getType() == Iq.Type.RESULT) {
4762                        publishAvatarMetadata(account, avatar, options, true, callback);
4763                    } else if (retry && PublishOptions.preconditionNotMet(result)) {
4764                        pushNodeConfiguration(
4765                                account,
4766                                Namespace.AVATAR_DATA,
4767                                options,
4768                                new OnConfigurationPushed() {
4769                                    @Override
4770                                    public void onPushSucceeded() {
4771                                        Log.d(
4772                                                Config.LOGTAG,
4773                                                account.getJid().asBareJid()
4774                                                        + ": changed node configuration for avatar"
4775                                                        + " node");
4776                                        publishAvatar(account, avatar, options, false, callback);
4777                                    }
4778
4779                                    @Override
4780                                    public void onPushFailed() {
4781                                        Log.d(
4782                                                Config.LOGTAG,
4783                                                account.getJid().asBareJid()
4784                                                        + ": unable to change node configuration"
4785                                                        + " for avatar node");
4786                                        publishAvatar(account, avatar, null, false, callback);
4787                                    }
4788                                });
4789                    } else {
4790                        Element error = result.findChild("error");
4791                        Log.d(
4792                                Config.LOGTAG,
4793                                account.getJid().asBareJid()
4794                                        + ": server rejected avatar "
4795                                        + (avatar.size / 1024)
4796                                        + "KiB "
4797                                        + (error != null ? error.toString() : ""));
4798                        if (callback != null) {
4799                            callback.onAvatarPublicationFailed(
4800                                    R.string.error_publish_avatar_server_reject);
4801                        }
4802                    }
4803                });
4804    }
4805
4806    public void publishAvatarMetadata(
4807            Account account,
4808            final Avatar avatar,
4809            final Bundle options,
4810            final boolean retry,
4811            final OnAvatarPublication callback) {
4812        final Iq packet =
4813                XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
4814        sendIqPacket(
4815                account,
4816                packet,
4817                result -> {
4818                    if (result.getType() == Iq.Type.RESULT) {
4819                        if (account.setAvatar(avatar.getFilename())) {
4820                            getAvatarService().clear(account);
4821                            databaseBackend.updateAccount(account);
4822                            notifyAccountAvatarHasChanged(account);
4823                        }
4824                        Log.d(
4825                                Config.LOGTAG,
4826                                account.getJid().asBareJid()
4827                                        + ": published avatar "
4828                                        + (avatar.size / 1024)
4829                                        + "KiB");
4830                        if (callback != null) {
4831                            callback.onAvatarPublicationSucceeded();
4832                        }
4833                    } else if (retry && PublishOptions.preconditionNotMet(result)) {
4834                        pushNodeConfiguration(
4835                                account,
4836                                Namespace.AVATAR_METADATA,
4837                                options,
4838                                new OnConfigurationPushed() {
4839                                    @Override
4840                                    public void onPushSucceeded() {
4841                                        Log.d(
4842                                                Config.LOGTAG,
4843                                                account.getJid().asBareJid()
4844                                                        + ": changed node configuration for avatar"
4845                                                        + " meta data node");
4846                                        publishAvatarMetadata(
4847                                                account, avatar, options, false, callback);
4848                                    }
4849
4850                                    @Override
4851                                    public void onPushFailed() {
4852                                        Log.d(
4853                                                Config.LOGTAG,
4854                                                account.getJid().asBareJid()
4855                                                        + ": unable to change node configuration"
4856                                                        + " for avatar meta data node");
4857                                        publishAvatarMetadata(
4858                                                account, avatar, null, false, callback);
4859                                    }
4860                                });
4861                    } else {
4862                        if (callback != null) {
4863                            callback.onAvatarPublicationFailed(
4864                                    R.string.error_publish_avatar_server_reject);
4865                        }
4866                    }
4867                });
4868    }
4869
4870    public void republishAvatarIfNeeded(Account account) {
4871        if (account.getAxolotlService().isPepBroken()) {
4872            Log.d(
4873                    Config.LOGTAG,
4874                    account.getJid().asBareJid()
4875                            + ": skipping republication of avatar because pep is broken");
4876            return;
4877        }
4878        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4879        this.sendIqPacket(
4880                account,
4881                packet,
4882                new Consumer<Iq>() {
4883
4884                    private Avatar parseAvatar(Iq packet) {
4885                        Element pubsub =
4886                                packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4887                        if (pubsub != null) {
4888                            Element items = pubsub.findChild("items");
4889                            if (items != null) {
4890                                return Avatar.parseMetadata(items);
4891                            }
4892                        }
4893                        return null;
4894                    }
4895
4896                    private boolean errorIsItemNotFound(Iq packet) {
4897                        Element error = packet.findChild("error");
4898                        return packet.getType() == Iq.Type.ERROR
4899                                && error != null
4900                                && error.hasChild("item-not-found");
4901                    }
4902
4903                    @Override
4904                    public void accept(final Iq packet) {
4905                        if (packet.getType() == Iq.Type.RESULT || errorIsItemNotFound(packet)) {
4906                            Avatar serverAvatar = parseAvatar(packet);
4907                            if (serverAvatar == null && account.getAvatar() != null) {
4908                                Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
4909                                if (avatar != null) {
4910                                    Log.d(
4911                                            Config.LOGTAG,
4912                                            account.getJid().asBareJid()
4913                                                    + ": avatar on server was null. republishing");
4914                                    publishAvatar(
4915                                            account,
4916                                            fileBackend.getStoredPepAvatar(account.getAvatar()),
4917                                            null);
4918                                } else {
4919                                    Log.e(
4920                                            Config.LOGTAG,
4921                                            account.getJid().asBareJid()
4922                                                    + ": error rereading avatar");
4923                                }
4924                            }
4925                        }
4926                    }
4927                });
4928    }
4929
4930    public void cancelAvatarFetches(final Account account) {
4931        synchronized (mInProgressAvatarFetches) {
4932            for (final Iterator<String> iterator = mInProgressAvatarFetches.iterator();
4933                    iterator.hasNext(); ) {
4934                final String KEY = iterator.next();
4935                if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
4936                    iterator.remove();
4937                }
4938            }
4939        }
4940    }
4941
4942    public void fetchAvatar(Account account, Avatar avatar) {
4943        fetchAvatar(account, avatar, null);
4944    }
4945
4946    public void fetchAvatar(
4947            Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4948        final String KEY = generateFetchKey(account, avatar);
4949        synchronized (this.mInProgressAvatarFetches) {
4950            if (mInProgressAvatarFetches.add(KEY)) {
4951                switch (avatar.origin) {
4952                    case PEP:
4953                        this.mInProgressAvatarFetches.add(KEY);
4954                        fetchAvatarPep(account, avatar, callback);
4955                        break;
4956                    case VCARD:
4957                        this.mInProgressAvatarFetches.add(KEY);
4958                        fetchAvatarVcard(account, avatar, callback);
4959                        break;
4960                }
4961            } else if (avatar.origin == Avatar.Origin.PEP) {
4962                mOmittedPepAvatarFetches.add(KEY);
4963            } else {
4964                Log.d(
4965                        Config.LOGTAG,
4966                        account.getJid().asBareJid()
4967                                + ": already fetching "
4968                                + avatar.origin
4969                                + " avatar for "
4970                                + avatar.owner);
4971            }
4972        }
4973    }
4974
4975    private void fetchAvatarPep(
4976            final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4977        final Iq packet = this.mIqGenerator.retrievePepAvatar(avatar);
4978        sendIqPacket(
4979                account,
4980                packet,
4981                (result) -> {
4982                    synchronized (mInProgressAvatarFetches) {
4983                        mInProgressAvatarFetches.remove(generateFetchKey(account, avatar));
4984                    }
4985                    final String ERROR =
4986                            account.getJid().asBareJid()
4987                                    + ": fetching avatar for "
4988                                    + avatar.owner
4989                                    + " failed ";
4990                    if (result.getType() == Iq.Type.RESULT) {
4991                        avatar.image = IqParser.avatarData(result);
4992                        if (avatar.image != null) {
4993                            if (getFileBackend().save(avatar)) {
4994                                if (account.getJid().asBareJid().equals(avatar.owner)) {
4995                                    if (account.setAvatar(avatar.getFilename())) {
4996                                        databaseBackend.updateAccount(account);
4997                                    }
4998                                    getAvatarService().clear(account);
4999                                    updateConversationUi();
5000                                    updateAccountUi();
5001                                } else {
5002                                    final Contact contact =
5003                                            account.getRoster().getContact(avatar.owner);
5004                                    contact.setAvatar(avatar);
5005                                    syncRoster(account);
5006                                    getAvatarService().clear(contact);
5007                                    updateConversationUi();
5008                                    updateRosterUi();
5009                                }
5010                                if (callback != null) {
5011                                    callback.success(avatar);
5012                                }
5013                                Log.d(
5014                                        Config.LOGTAG,
5015                                        account.getJid().asBareJid()
5016                                                + ": successfully fetched pep avatar for "
5017                                                + avatar.owner);
5018                                return;
5019                            }
5020                        } else {
5021
5022                            Log.d(Config.LOGTAG, ERROR + "(parsing error)");
5023                        }
5024                    } else {
5025                        Element error = result.findChild("error");
5026                        if (error == null) {
5027                            Log.d(Config.LOGTAG, ERROR + "(server error)");
5028                        } else {
5029                            Log.d(Config.LOGTAG, ERROR + error.toString());
5030                        }
5031                    }
5032                    if (callback != null) {
5033                        callback.error(0, null);
5034                    }
5035                });
5036    }
5037
5038    private void fetchAvatarVcard(
5039            final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
5040        final Iq packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
5041        this.sendIqPacket(
5042                account,
5043                packet,
5044                response -> {
5045                    final boolean previouslyOmittedPepFetch;
5046                    synchronized (mInProgressAvatarFetches) {
5047                        final String KEY = generateFetchKey(account, avatar);
5048                        mInProgressAvatarFetches.remove(KEY);
5049                        previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
5050                    }
5051                    if (response.getType() == Iq.Type.RESULT) {
5052                        Element vCard = response.findChild("vCard", "vcard-temp");
5053                        Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
5054                        String image = photo != null ? photo.findChildContent("BINVAL") : null;
5055                        if (image != null) {
5056                            avatar.image = image;
5057                            if (getFileBackend().save(avatar)) {
5058                                Log.d(
5059                                        Config.LOGTAG,
5060                                        account.getJid().asBareJid()
5061                                                + ": successfully fetched vCard avatar for "
5062                                                + avatar.owner
5063                                                + " omittedPep="
5064                                                + previouslyOmittedPepFetch);
5065                                if (avatar.owner.isBareJid()) {
5066                                    if (account.getJid().asBareJid().equals(avatar.owner)
5067                                            && account.getAvatar() == null) {
5068                                        Log.d(
5069                                                Config.LOGTAG,
5070                                                account.getJid().asBareJid()
5071                                                        + ": had no avatar. replacing with vcard");
5072                                        account.setAvatar(avatar.getFilename());
5073                                        databaseBackend.updateAccount(account);
5074                                        getAvatarService().clear(account);
5075                                        updateAccountUi();
5076                                    } else {
5077                                        final Contact contact =
5078                                                account.getRoster().getContact(avatar.owner);
5079                                        contact.setAvatar(avatar, previouslyOmittedPepFetch);
5080                                        syncRoster(account);
5081                                        getAvatarService().clear(contact);
5082                                        updateRosterUi();
5083                                    }
5084                                    updateConversationUi();
5085                                } else {
5086                                    Conversation conversation =
5087                                            find(account, avatar.owner.asBareJid());
5088                                    if (conversation != null
5089                                            && conversation.getMode() == Conversation.MODE_MULTI) {
5090                                        MucOptions.User user =
5091                                                conversation
5092                                                        .getMucOptions()
5093                                                        .findUserByFullJid(avatar.owner);
5094                                        if (user != null) {
5095                                            if (user.setAvatar(avatar)) {
5096                                                getAvatarService().clear(user);
5097                                                updateConversationUi();
5098                                                updateMucRosterUi();
5099                                            }
5100                                            if (user.getRealJid() != null) {
5101                                                Contact contact =
5102                                                        account.getRoster()
5103                                                                .getContact(user.getRealJid());
5104                                                contact.setAvatar(avatar);
5105                                                syncRoster(account);
5106                                                getAvatarService().clear(contact);
5107                                                updateRosterUi();
5108                                            }
5109                                        }
5110                                    }
5111                                }
5112                            }
5113                        }
5114                    }
5115                });
5116    }
5117
5118    public void checkForAvatar(final Account account, final UiCallback<Avatar> callback) {
5119        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
5120        this.sendIqPacket(
5121                account,
5122                packet,
5123                response -> {
5124                    if (response.getType() == Iq.Type.RESULT) {
5125                        Element pubsub =
5126                                response.findChild("pubsub", "http://jabber.org/protocol/pubsub");
5127                        if (pubsub != null) {
5128                            Element items = pubsub.findChild("items");
5129                            if (items != null) {
5130                                Avatar avatar = Avatar.parseMetadata(items);
5131                                if (avatar != null) {
5132                                    avatar.owner = account.getJid().asBareJid();
5133                                    if (fileBackend.isAvatarCached(avatar)) {
5134                                        if (account.setAvatar(avatar.getFilename())) {
5135                                            databaseBackend.updateAccount(account);
5136                                        }
5137                                        getAvatarService().clear(account);
5138                                        callback.success(avatar);
5139                                    } else {
5140                                        fetchAvatarPep(account, avatar, callback);
5141                                    }
5142                                    return;
5143                                }
5144                            }
5145                        }
5146                    }
5147                    callback.error(0, null);
5148                });
5149    }
5150
5151    public void notifyAccountAvatarHasChanged(final Account account) {
5152        final XmppConnection connection = account.getXmppConnection();
5153        if (connection != null && connection.getFeatures().bookmarksConversion()) {
5154            Log.d(
5155                    Config.LOGTAG,
5156                    account.getJid().asBareJid()
5157                            + ": avatar changed. resending presence to online group chats");
5158            for (Conversation conversation : conversations) {
5159                if (conversation.getAccount() == account
5160                        && conversation.getMode() == Conversational.MODE_MULTI) {
5161                    final MucOptions mucOptions = conversation.getMucOptions();
5162                    if (mucOptions.online()) {
5163                        final var packet =
5164                                mPresenceGenerator.selfPresence(
5165                                        account, Presence.Status.ONLINE, mucOptions.nonanonymous());
5166                        packet.setTo(mucOptions.getSelf().getFullJid());
5167                        connection.sendPresencePacket(packet);
5168                    }
5169                }
5170            }
5171        }
5172    }
5173
5174    public void deleteContactOnServer(Contact contact) {
5175        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
5176        contact.resetOption(Contact.Options.DIRTY_PUSH);
5177        contact.setOption(Contact.Options.DIRTY_DELETE);
5178        Account account = contact.getAccount();
5179        if (account.getStatus() == Account.State.ONLINE) {
5180            final Iq iq = new Iq(Iq.Type.SET);
5181            Element item = iq.query(Namespace.ROSTER).addChild("item");
5182            item.setAttribute("jid", contact.getJid());
5183            item.setAttribute("subscription", "remove");
5184            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
5185        }
5186    }
5187
5188    public void updateConversation(final Conversation conversation) {
5189        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
5190    }
5191
5192    private void reconnectAccount(
5193            final Account account, final boolean force, final boolean interactive) {
5194        synchronized (account) {
5195            final XmppConnection existingConnection = account.getXmppConnection();
5196            final XmppConnection connection;
5197            if (existingConnection != null) {
5198                connection = existingConnection;
5199            } else if (account.isConnectionEnabled()) {
5200                connection = createConnection(account);
5201                account.setXmppConnection(connection);
5202            } else {
5203                return;
5204            }
5205            final boolean hasInternet = hasInternetConnection();
5206            if (account.isConnectionEnabled() && hasInternet) {
5207                if (!force) {
5208                    disconnect(account, false);
5209                }
5210                Thread thread = new Thread(connection);
5211                connection.setInteractive(interactive);
5212                connection.prepareNewConnection();
5213                connection.interrupt();
5214                thread.start();
5215                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
5216            } else {
5217                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
5218                account.getRoster().clearPresences();
5219                connection.resetEverything();
5220                final AxolotlService axolotlService = account.getAxolotlService();
5221                if (axolotlService != null) {
5222                    axolotlService.resetBrokenness();
5223                }
5224                if (!hasInternet) {
5225                    account.setStatus(Account.State.NO_INTERNET);
5226                }
5227            }
5228        }
5229    }
5230
5231    public void reconnectAccountInBackground(final Account account) {
5232        new Thread(() -> reconnectAccount(account, false, true)).start();
5233    }
5234
5235    public void invite(final Conversation conversation, final Jid contact) {
5236        Log.d(
5237                Config.LOGTAG,
5238                conversation.getAccount().getJid().asBareJid()
5239                        + ": inviting "
5240                        + contact
5241                        + " to "
5242                        + conversation.getJid().asBareJid());
5243        final MucOptions.User user =
5244                conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
5245        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
5246            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
5247        }
5248        final var packet = mMessageGenerator.invite(conversation, contact);
5249        sendMessagePacket(conversation.getAccount(), packet);
5250    }
5251
5252    public void directInvite(Conversation conversation, Jid jid) {
5253        final var packet = mMessageGenerator.directInvite(conversation, jid);
5254        sendMessagePacket(conversation.getAccount(), packet);
5255    }
5256
5257    public void resetSendingToWaiting(Account account) {
5258        for (Conversation conversation : getConversations()) {
5259            if (conversation.getAccount() == account) {
5260                conversation.findUnsentTextMessages(
5261                        message -> markMessage(message, Message.STATUS_WAITING));
5262            }
5263        }
5264    }
5265
5266    public Message markMessage(
5267            final Account account, final Jid recipient, final String uuid, final int status) {
5268        return markMessage(account, recipient, uuid, status, null);
5269    }
5270
5271    public Message markMessage(
5272            final Account account,
5273            final Jid recipient,
5274            final String uuid,
5275            final int status,
5276            String errorMessage) {
5277        if (uuid == null) {
5278            return null;
5279        }
5280        for (Conversation conversation : getConversations()) {
5281            if (conversation.getJid().asBareJid().equals(recipient)
5282                    && conversation.getAccount() == account) {
5283                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
5284                if (message != null) {
5285                    markMessage(message, status, errorMessage);
5286                }
5287                return message;
5288            }
5289        }
5290        return null;
5291    }
5292
5293    public boolean markMessage(
5294            final Conversation conversation,
5295            final String uuid,
5296            final int status,
5297            final String serverMessageId) {
5298        return markMessage(conversation, uuid, status, serverMessageId, null);
5299    }
5300
5301    public boolean markMessage(
5302            final Conversation conversation,
5303            final String uuid,
5304            final int status,
5305            final String serverMessageId,
5306            final LocalizedContent body) {
5307        if (uuid == null) {
5308            return false;
5309        } else {
5310            final Message message = conversation.findSentMessageWithUuid(uuid);
5311            if (message != null) {
5312                if (message.getServerMsgId() == null) {
5313                    message.setServerMsgId(serverMessageId);
5314                }
5315                if (message.getEncryption() == Message.ENCRYPTION_NONE
5316                        && message.isTypeText()
5317                        && isBodyModified(message, body)) {
5318                    message.setBody(body.content);
5319                    if (body.count > 1) {
5320                        message.setBodyLanguage(body.language);
5321                    }
5322                    markMessage(message, status, null, true);
5323                } else {
5324                    markMessage(message, status);
5325                }
5326                return true;
5327            } else {
5328                return false;
5329            }
5330        }
5331    }
5332
5333    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
5334        if (body == null || body.content == null) {
5335            return false;
5336        }
5337        return !body.content.equals(message.getBody());
5338    }
5339
5340    public void markMessage(Message message, int status) {
5341        markMessage(message, status, null);
5342    }
5343
5344    public void markMessage(final Message message, final int status, final String errorMessage) {
5345        markMessage(message, status, errorMessage, false);
5346    }
5347
5348    public void markMessage(
5349            final Message message,
5350            final int status,
5351            final String errorMessage,
5352            final boolean includeBody) {
5353        final int oldStatus = message.getStatus();
5354        if (status == Message.STATUS_SEND_FAILED
5355                && (oldStatus == Message.STATUS_SEND_RECEIVED
5356                        || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
5357            return;
5358        }
5359        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
5360            return;
5361        }
5362        message.setErrorMessage(errorMessage);
5363        message.setStatus(status);
5364        databaseBackend.updateMessage(message, includeBody);
5365        updateConversationUi();
5366        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
5367            mNotificationService.pushFailedDelivery(message);
5368        }
5369    }
5370
5371    private SharedPreferences getPreferences() {
5372        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
5373    }
5374
5375    public long getAutomaticMessageDeletionDate() {
5376        final long timeout =
5377                getLongPreference(
5378                        AppSettings.AUTOMATIC_MESSAGE_DELETION,
5379                        R.integer.automatic_message_deletion);
5380        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
5381    }
5382
5383    public long getLongPreference(String name, @IntegerRes int res) {
5384        long defaultValue = getResources().getInteger(res);
5385        try {
5386            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
5387        } catch (NumberFormatException e) {
5388            return defaultValue;
5389        }
5390    }
5391
5392    public boolean getBooleanPreference(String name, @BoolRes int res) {
5393        return getPreferences().getBoolean(name, getResources().getBoolean(res));
5394    }
5395
5396    public boolean confirmMessages() {
5397        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
5398    }
5399
5400    public boolean allowMessageCorrection() {
5401        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
5402    }
5403
5404    public boolean sendChatStates() {
5405        return getBooleanPreference("chat_states", R.bool.chat_states);
5406    }
5407
5408    public boolean useTorToConnect() {
5409        return QuickConversationsService.isConversations()
5410                && getBooleanPreference("use_tor", R.bool.use_tor);
5411    }
5412
5413    public boolean showExtendedConnectionOptions() {
5414        return QuickConversationsService.isConversations()
5415                && getBooleanPreference(
5416                        AppSettings.SHOW_CONNECTION_OPTIONS, R.bool.show_connection_options);
5417    }
5418
5419    public boolean broadcastLastActivity() {
5420        return getBooleanPreference(AppSettings.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
5421    }
5422
5423    public int unreadCount() {
5424        int count = 0;
5425        for (Conversation conversation : getConversations()) {
5426            count += conversation.unreadCount();
5427        }
5428        return count;
5429    }
5430
5431    private <T> List<T> threadSafeList(Set<T> set) {
5432        synchronized (LISTENER_LOCK) {
5433            return set.isEmpty() ? Collections.emptyList() : new ArrayList<>(set);
5434        }
5435    }
5436
5437    public void showErrorToastInUi(int resId) {
5438        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
5439            listener.onShowErrorToast(resId);
5440        }
5441    }
5442
5443    public void updateConversationUi() {
5444        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
5445            listener.onConversationUpdate();
5446        }
5447    }
5448
5449    public void notifyJingleRtpConnectionUpdate(
5450            final Account account,
5451            final Jid with,
5452            final String sessionId,
5453            final RtpEndUserState state) {
5454        for (OnJingleRtpConnectionUpdate listener :
5455                threadSafeList(this.onJingleRtpConnectionUpdate)) {
5456            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
5457        }
5458    }
5459
5460    public void notifyJingleRtpConnectionUpdate(
5461            CallIntegration.AudioDevice selectedAudioDevice,
5462            Set<CallIntegration.AudioDevice> availableAudioDevices) {
5463        for (OnJingleRtpConnectionUpdate listener :
5464                threadSafeList(this.onJingleRtpConnectionUpdate)) {
5465            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
5466        }
5467    }
5468
5469    public void updateAccountUi() {
5470        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
5471            listener.onAccountUpdate();
5472        }
5473    }
5474
5475    public void updateRosterUi() {
5476        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
5477            listener.onRosterUpdate();
5478        }
5479    }
5480
5481    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
5482        if (mOnCaptchaRequested.size() > 0) {
5483            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
5484            Bitmap scaled =
5485                    Bitmap.createScaledBitmap(
5486                            captcha,
5487                            (int) (captcha.getWidth() * metrics.scaledDensity),
5488                            (int) (captcha.getHeight() * metrics.scaledDensity),
5489                            false);
5490            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
5491                listener.onCaptchaRequested(account, id, data, scaled);
5492            }
5493            return true;
5494        }
5495        return false;
5496    }
5497
5498    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
5499        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
5500            listener.OnUpdateBlocklist(status);
5501        }
5502    }
5503
5504    public void updateMucRosterUi() {
5505        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
5506            listener.onMucRosterUpdate();
5507        }
5508    }
5509
5510    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
5511        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
5512            listener.onKeyStatusUpdated(report);
5513        }
5514    }
5515
5516    public Account findAccountByJid(final Jid jid) {
5517        for (final Account account : this.accounts) {
5518            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
5519                return account;
5520            }
5521        }
5522        return null;
5523    }
5524
5525    public Account findAccountByUuid(final String uuid) {
5526        for (Account account : this.accounts) {
5527            if (account.getUuid().equals(uuid)) {
5528                return account;
5529            }
5530        }
5531        return null;
5532    }
5533
5534    public Conversation findConversationByUuid(String uuid) {
5535        for (Conversation conversation : getConversations()) {
5536            if (conversation.getUuid().equals(uuid)) {
5537                return conversation;
5538            }
5539        }
5540        return null;
5541    }
5542
5543    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
5544        List<Conversation> findings = new ArrayList<>();
5545        for (Conversation c : getConversations()) {
5546            if (c.getAccount().isEnabled()
5547                    && c.getJid().asBareJid().equals(xmppUri.getJid())
5548                    && ((c.getMode() == Conversational.MODE_MULTI)
5549                            == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
5550                findings.add(c);
5551            }
5552        }
5553        return findings.size() == 1 ? findings.get(0) : null;
5554    }
5555
5556    public boolean markRead(final Conversation conversation, boolean dismiss) {
5557        return markRead(conversation, null, dismiss).size() > 0;
5558    }
5559
5560    public void markRead(final Conversation conversation) {
5561        markRead(conversation, null, true);
5562    }
5563
5564    public List<Message> markRead(
5565            final Conversation conversation, String upToUuid, boolean dismiss) {
5566        if (dismiss) {
5567            mNotificationService.clear(conversation);
5568        }
5569        final List<Message> readMessages = conversation.markRead(upToUuid);
5570        if (readMessages.size() > 0) {
5571            Runnable runnable =
5572                    () -> {
5573                        for (Message message : readMessages) {
5574                            databaseBackend.updateMessage(message, false);
5575                        }
5576                    };
5577            mDatabaseWriterExecutor.execute(runnable);
5578            updateConversationUi();
5579            updateUnreadCountBadge();
5580            return readMessages;
5581        } else {
5582            return readMessages;
5583        }
5584    }
5585
5586    public synchronized void updateUnreadCountBadge() {
5587        int count = unreadCount();
5588        if (unreadCount != count) {
5589            Log.d(Config.LOGTAG, "update unread count to " + count);
5590            if (count > 0) {
5591                ShortcutBadger.applyCount(getApplicationContext(), count);
5592            } else {
5593                ShortcutBadger.removeCount(getApplicationContext());
5594            }
5595            unreadCount = count;
5596        }
5597    }
5598
5599    public void sendReadMarker(final Conversation conversation, final String upToUuid) {
5600        final boolean isPrivateAndNonAnonymousMuc =
5601                conversation.getMode() == Conversation.MODE_MULTI
5602                        && conversation.isPrivateAndNonAnonymous();
5603        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
5604        if (readMessages.isEmpty()) {
5605            return;
5606        }
5607        final var account = conversation.getAccount();
5608        final var connection = account.getXmppConnection();
5609        updateConversationUi();
5610        final var last =
5611                Iterables.getLast(
5612                        Collections2.filter(
5613                                readMessages,
5614                                m ->
5615                                        !m.isPrivateMessage()
5616                                                && m.getStatus() == Message.STATUS_RECEIVED),
5617                        null);
5618        if (last == null) {
5619            return;
5620        }
5621
5622        final boolean sendDisplayedMarker =
5623                confirmMessages()
5624                        && (last.trusted() || isPrivateAndNonAnonymousMuc)
5625                        && last.getRemoteMsgId() != null
5626                        && (last.markable || isPrivateAndNonAnonymousMuc);
5627        final boolean serverAssist =
5628                connection != null && connection.getFeatures().mdsServerAssist();
5629
5630        final String stanzaId = last.getServerMsgId();
5631
5632        if (sendDisplayedMarker && serverAssist) {
5633            final var mdsDisplayed = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5634            final var packet = mMessageGenerator.confirm(last);
5635            packet.addChild(mdsDisplayed);
5636            if (!last.isPrivateMessage()) {
5637                packet.setTo(packet.getTo().asBareJid());
5638            }
5639            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server assisted " + packet);
5640            this.sendMessagePacket(account, packet);
5641        } else {
5642            publishMds(last);
5643            // read markers will be sent after MDS to flush the CSI stanza queue
5644            if (sendDisplayedMarker) {
5645                Log.d(
5646                        Config.LOGTAG,
5647                        conversation.getAccount().getJid().asBareJid()
5648                                + ": sending displayed marker to "
5649                                + last.getCounterpart().toString());
5650                final var packet = mMessageGenerator.confirm(last);
5651                this.sendMessagePacket(account, packet);
5652            }
5653        }
5654    }
5655
5656    private void publishMds(@Nullable final Message message) {
5657        final String stanzaId = message == null ? null : message.getServerMsgId();
5658        if (Strings.isNullOrEmpty(stanzaId)) {
5659            return;
5660        }
5661        final Conversation conversation;
5662        final var conversational = message.getConversation();
5663        if (conversational instanceof Conversation c) {
5664            conversation = c;
5665        } else {
5666            return;
5667        }
5668        final var account = conversation.getAccount();
5669        final var connection = account.getXmppConnection();
5670        if (connection == null || !connection.getFeatures().mds()) {
5671            return;
5672        }
5673        final Jid itemId;
5674        if (message.isPrivateMessage()) {
5675            itemId = message.getCounterpart();
5676        } else {
5677            itemId = conversation.getJid().asBareJid();
5678        }
5679        Log.d(Config.LOGTAG, "publishing mds for " + itemId + "/" + stanzaId);
5680        publishMds(account, itemId, stanzaId, conversation);
5681    }
5682
5683    private void publishMds(
5684            final Account account,
5685            final Jid itemId,
5686            final String stanzaId,
5687            final Conversation conversation) {
5688        final var item = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5689        pushNodeAndEnforcePublishOptions(
5690                account,
5691                Namespace.MDS_DISPLAYED,
5692                item,
5693                itemId.toEscapedString(),
5694                PublishOptions.persistentWhitelistAccessMaxItems());
5695    }
5696
5697    public boolean sendReactions(final Message message, final Collection<String> reactions) {
5698        if (message.getConversation() instanceof Conversation conversation) {
5699            final String reactToId;
5700            final Collection<Reaction> combinedReactions;
5701            if (conversation.getMode() == Conversational.MODE_MULTI) {
5702                final var mucOptions = conversation.getMucOptions();
5703                if (!mucOptions.participating()) {
5704                    Log.d(Config.LOGTAG, "not participating in MUC");
5705                    return false;
5706                }
5707                final var self = mucOptions.getSelf();
5708                final String occupantId = self.getOccupantId();
5709                if (Strings.isNullOrEmpty(occupantId)) {
5710                    Log.d(Config.LOGTAG, "occupant id not found for reaction in MUC");
5711                    return false;
5712                }
5713                final var existingRaw =
5714                        ImmutableSet.copyOf(
5715                                Collections2.transform(message.getReactions(), r -> r.reaction));
5716                final var reactionsAsExistingVariants =
5717                        ImmutableSet.copyOf(
5718                                Collections2.transform(
5719                                        reactions, r -> Emoticons.existingVariant(r, existingRaw)));
5720                if (!reactions.equals(reactionsAsExistingVariants)) {
5721                    Log.d(Config.LOGTAG, "modified reactions to existing variants");
5722                }
5723                reactToId = message.getServerMsgId();
5724                combinedReactions =
5725                        Reaction.withOccupantId(
5726                                message.getReactions(),
5727                                reactionsAsExistingVariants,
5728                                false,
5729                                self.getFullJid(),
5730                                conversation.getAccount().getJid(),
5731                                occupantId);
5732            } else {
5733                if (message.isCarbon() || message.getStatus() == Message.STATUS_RECEIVED) {
5734                    reactToId = message.getRemoteMsgId();
5735                } else {
5736                    reactToId = message.getUuid();
5737                }
5738                combinedReactions =
5739                        Reaction.withFrom(
5740                                message.getReactions(),
5741                                reactions,
5742                                false,
5743                                conversation.getAccount().getJid());
5744            }
5745            if (Strings.isNullOrEmpty(reactToId)) {
5746                return false;
5747            }
5748            final var reactionMessage =
5749                    mMessageGenerator.reaction(conversation, reactToId, reactions);
5750            sendMessagePacket(conversation.getAccount(), reactionMessage);
5751            message.setReactions(combinedReactions);
5752            updateMessage(message, false);
5753            return true;
5754        } else {
5755            return false;
5756        }
5757    }
5758
5759    public MemorizingTrustManager getMemorizingTrustManager() {
5760        return this.mMemorizingTrustManager;
5761    }
5762
5763    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
5764        this.mMemorizingTrustManager = trustManager;
5765    }
5766
5767    public void updateMemorizingTrustManager() {
5768        final MemorizingTrustManager trustManager;
5769        if (appSettings.isTrustSystemCAStore()) {
5770            trustManager = new MemorizingTrustManager(getApplicationContext());
5771        } else {
5772            trustManager = new MemorizingTrustManager(getApplicationContext(), null);
5773        }
5774        setMemorizingTrustManager(trustManager);
5775    }
5776
5777    public LruCache<String, Bitmap> getBitmapCache() {
5778        return this.mBitmapCache;
5779    }
5780
5781    public Collection<String> getKnownHosts() {
5782        final Set<String> hosts = new HashSet<>();
5783        for (final Account account : getAccounts()) {
5784            hosts.add(account.getServer());
5785            for (final Contact contact : account.getRoster().getContacts()) {
5786                if (contact.showInRoster()) {
5787                    final String server = contact.getServer();
5788                    if (server != null) {
5789                        hosts.add(server);
5790                    }
5791                }
5792            }
5793        }
5794        if (Config.QUICKSY_DOMAIN != null) {
5795            hosts.remove(
5796                    Config.QUICKSY_DOMAIN
5797                            .toEscapedString()); // we only want to show this when we type a e164
5798            // number
5799        }
5800        if (Config.MAGIC_CREATE_DOMAIN != null) {
5801            hosts.add(Config.MAGIC_CREATE_DOMAIN);
5802        }
5803        return hosts;
5804    }
5805
5806    public Collection<String> getKnownConferenceHosts() {
5807        final Set<String> mucServers = new HashSet<>();
5808        for (final Account account : accounts) {
5809            if (account.getXmppConnection() != null) {
5810                mucServers.addAll(account.getXmppConnection().getMucServers());
5811                for (final Bookmark bookmark : account.getBookmarks()) {
5812                    final Jid jid = bookmark.getJid();
5813                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
5814                    if (s != null) {
5815                        mucServers.add(s);
5816                    }
5817                }
5818            }
5819        }
5820        return mucServers;
5821    }
5822
5823    public void sendMessagePacket(
5824            final Account account,
5825            final im.conversations.android.xmpp.model.stanza.Message packet) {
5826        final XmppConnection connection = account.getXmppConnection();
5827        if (connection != null) {
5828            connection.sendMessagePacket(packet);
5829        }
5830    }
5831
5832    public void sendPresencePacket(
5833            final Account account,
5834            final im.conversations.android.xmpp.model.stanza.Presence packet) {
5835        final XmppConnection connection = account.getXmppConnection();
5836        if (connection != null) {
5837            connection.sendPresencePacket(packet);
5838        }
5839    }
5840
5841    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
5842        final XmppConnection connection = account.getXmppConnection();
5843        if (connection == null) {
5844            return;
5845        }
5846        connection.sendCreateAccountWithCaptchaPacket(id, data);
5847    }
5848
5849    public void sendIqPacket(final Account account, final Iq packet, final Consumer<Iq> callback) {
5850        final XmppConnection connection = account.getXmppConnection();
5851        if (connection != null) {
5852            connection.sendIqPacket(packet, callback);
5853        } else if (callback != null) {
5854            callback.accept(Iq.TIMEOUT);
5855        }
5856    }
5857
5858    public void sendPresence(final Account account) {
5859        sendPresence(account, checkListeners() && broadcastLastActivity());
5860    }
5861
5862    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
5863        final Presence.Status status;
5864        if (manuallyChangePresence()) {
5865            status = account.getPresenceStatus();
5866        } else {
5867            status = getTargetPresence();
5868        }
5869        final var packet = mPresenceGenerator.selfPresence(account, status);
5870        if (mLastActivity > 0 && includeIdleTimestamp) {
5871            long since =
5872                    Math.min(mLastActivity, System.currentTimeMillis()); // don't send future dates
5873            packet.addChild("idle", Namespace.IDLE)
5874                    .setAttribute("since", AbstractGenerator.getTimestamp(since));
5875        }
5876        sendPresencePacket(account, packet);
5877    }
5878
5879    private void deactivateGracePeriod() {
5880        for (Account account : getAccounts()) {
5881            account.deactivateGracePeriod();
5882        }
5883    }
5884
5885    public void refreshAllPresences() {
5886        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
5887        for (Account account : getAccounts()) {
5888            if (account.isConnectionEnabled()) {
5889                sendPresence(account, includeIdleTimestamp);
5890            }
5891        }
5892    }
5893
5894    private void refreshAllFcmTokens() {
5895        for (Account account : getAccounts()) {
5896            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
5897                mPushManagementService.registerPushTokenOnServer(account);
5898            }
5899        }
5900    }
5901
5902    private void sendOfflinePresence(final Account account) {
5903        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
5904        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
5905    }
5906
5907    public MessageGenerator getMessageGenerator() {
5908        return this.mMessageGenerator;
5909    }
5910
5911    public PresenceGenerator getPresenceGenerator() {
5912        return this.mPresenceGenerator;
5913    }
5914
5915    public IqGenerator getIqGenerator() {
5916        return this.mIqGenerator;
5917    }
5918
5919    public JingleConnectionManager getJingleConnectionManager() {
5920        return this.mJingleConnectionManager;
5921    }
5922
5923    private boolean hasJingleRtpConnection(final Account account) {
5924        return this.mJingleConnectionManager.hasJingleRtpConnection(account);
5925    }
5926
5927    public MessageArchiveService getMessageArchiveService() {
5928        return this.mMessageArchiveService;
5929    }
5930
5931    public QuickConversationsService getQuickConversationsService() {
5932        return this.mQuickConversationsService;
5933    }
5934
5935    public List<Contact> findContacts(Jid jid, String accountJid) {
5936        ArrayList<Contact> contacts = new ArrayList<>();
5937        for (Account account : getAccounts()) {
5938            if ((account.isEnabled() || accountJid != null)
5939                    && (accountJid == null
5940                            || accountJid.equals(account.getJid().asBareJid().toString()))) {
5941                Contact contact = account.getRoster().getContactFromContactList(jid);
5942                if (contact != null) {
5943                    contacts.add(contact);
5944                }
5945            }
5946        }
5947        return contacts;
5948    }
5949
5950    public Conversation findFirstMuc(Jid jid) {
5951        for (Conversation conversation : getConversations()) {
5952            if (conversation.getAccount().isEnabled()
5953                    && conversation.getJid().asBareJid().equals(jid.asBareJid())
5954                    && conversation.getMode() == Conversation.MODE_MULTI) {
5955                return conversation;
5956            }
5957        }
5958        return null;
5959    }
5960
5961    public NotificationService getNotificationService() {
5962        return this.mNotificationService;
5963    }
5964
5965    public HttpConnectionManager getHttpConnectionManager() {
5966        return this.mHttpConnectionManager;
5967    }
5968
5969    public void resendFailedMessages(final Message message) {
5970        message.setTime(System.currentTimeMillis());
5971        markMessage(message, Message.STATUS_WAITING);
5972        this.resendMessage(message, false);
5973        if (message.getConversation() instanceof Conversation c) {
5974            c.sort();
5975        }
5976        updateConversationUi();
5977    }
5978
5979    public void clearConversationHistory(final Conversation conversation) {
5980        final long clearDate;
5981        final String reference;
5982        if (conversation.countMessages() > 0) {
5983            Message latestMessage = conversation.getLatestMessage();
5984            clearDate = latestMessage.getTimeSent() + 1000;
5985            reference = latestMessage.getServerMsgId();
5986        } else {
5987            clearDate = System.currentTimeMillis();
5988            reference = null;
5989        }
5990        conversation.clearMessages();
5991        conversation.setHasMessagesLeftOnServer(false); // avoid messages getting loaded through mam
5992        conversation.setLastClearHistory(clearDate, reference);
5993        Runnable runnable =
5994                () -> {
5995                    databaseBackend.deleteMessagesInConversation(conversation);
5996                    databaseBackend.updateConversation(conversation);
5997                };
5998        mDatabaseWriterExecutor.execute(runnable);
5999    }
6000
6001    public boolean sendBlockRequest(
6002            final Blockable blockable, final boolean reportSpam, final String serverMsgId) {
6003        if (blockable != null && blockable.getBlockedJid() != null) {
6004            final var account = blockable.getAccount();
6005            final Jid jid = blockable.getBlockedJid();
6006            this.sendIqPacket(
6007                    account,
6008                    getIqGenerator().generateSetBlockRequest(jid, reportSpam, serverMsgId),
6009                    (response) -> {
6010                        if (response.getType() == Iq.Type.RESULT) {
6011                            account.getBlocklist().add(jid);
6012                            updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
6013                        }
6014                    });
6015            if (blockable.getBlockedJid().isFullJid()) {
6016                return false;
6017            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
6018                updateConversationUi();
6019                return true;
6020            } else {
6021                return false;
6022            }
6023        } else {
6024            return false;
6025        }
6026    }
6027
6028    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
6029        boolean removed = false;
6030        synchronized (this.conversations) {
6031            boolean domainJid = blockedJid.getLocal() == null;
6032            for (Conversation conversation : this.conversations) {
6033                boolean jidMatches =
6034                        (domainJid
6035                                        && blockedJid
6036                                                .getDomain()
6037                                                .equals(conversation.getJid().getDomain()))
6038                                || blockedJid.equals(conversation.getJid().asBareJid());
6039                if (conversation.getAccount() == account
6040                        && conversation.getMode() == Conversation.MODE_SINGLE
6041                        && jidMatches) {
6042                    this.conversations.remove(conversation);
6043                    markRead(conversation);
6044                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
6045                    Log.d(
6046                            Config.LOGTAG,
6047                            account.getJid().asBareJid()
6048                                    + ": archiving conversation "
6049                                    + conversation.getJid().asBareJid()
6050                                    + " because jid was blocked");
6051                    updateConversation(conversation);
6052                    removed = true;
6053                }
6054            }
6055        }
6056        return removed;
6057    }
6058
6059    public void sendUnblockRequest(final Blockable blockable) {
6060        if (blockable != null && blockable.getJid() != null) {
6061            final var account = blockable.getAccount();
6062            final Jid jid = blockable.getBlockedJid();
6063            this.sendIqPacket(
6064                    account,
6065                    getIqGenerator().generateSetUnblockRequest(jid),
6066                    response -> {
6067                        if (response.getType() == Iq.Type.RESULT) {
6068                            account.getBlocklist().remove(jid);
6069                            updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
6070                        }
6071                    });
6072        }
6073    }
6074
6075    public void publishDisplayName(final Account account) {
6076        String displayName = account.getDisplayName();
6077        final Iq request;
6078        if (TextUtils.isEmpty(displayName)) {
6079            request = mIqGenerator.deleteNode(Namespace.NICK);
6080        } else {
6081            request = mIqGenerator.publishNick(displayName);
6082        }
6083        mAvatarService.clear(account);
6084        sendIqPacket(
6085                account,
6086                request,
6087                (packet) -> {
6088                    if (packet.getType() == Iq.Type.ERROR) {
6089                        Log.d(
6090                                Config.LOGTAG,
6091                                account.getJid().asBareJid()
6092                                        + ": unable to modify nick name "
6093                                        + packet);
6094                    }
6095                });
6096    }
6097
6098    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
6099        ServiceDiscoveryResult result = discoCache.get(key);
6100        if (result != null) {
6101            return result;
6102        } else {
6103            result = databaseBackend.findDiscoveryResult(key.first, key.second);
6104            if (result != null) {
6105                discoCache.put(key, result);
6106            }
6107            return result;
6108        }
6109    }
6110
6111    public void fetchCaps(final Account account, final Jid jid, final Presence presence) {
6112        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
6113        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
6114        if (disco != null) {
6115            presence.setServiceDiscoveryResult(disco);
6116            final Contact contact = account.getRoster().getContact(jid);
6117            if (contact.refreshRtpCapability()) {
6118                syncRoster(account);
6119            }
6120        } else {
6121            final Iq request = new Iq(Iq.Type.GET);
6122            request.setTo(jid);
6123            final String node = presence.getNode();
6124            final String ver = presence.getVer();
6125            final Element query = request.query(Namespace.DISCO_INFO);
6126            if (node != null && ver != null) {
6127                query.setAttribute("node", node + "#" + ver);
6128            }
6129            Log.d(
6130                    Config.LOGTAG,
6131                    account.getJid().asBareJid()
6132                            + ": making disco request for "
6133                            + key.second
6134                            + " to "
6135                            + jid);
6136            sendIqPacket(
6137                    account,
6138                    request,
6139                    (response) -> {
6140                        if (response.getType() == Iq.Type.RESULT) {
6141                            final ServiceDiscoveryResult discoveryResult =
6142                                    new ServiceDiscoveryResult(response);
6143                            if (presence.getVer().equals(discoveryResult.getVer())) {
6144                                databaseBackend.insertDiscoveryResult(discoveryResult);
6145                                injectServiceDiscoveryResult(
6146                                        account.getRoster(),
6147                                        presence.getHash(),
6148                                        presence.getVer(),
6149                                        discoveryResult);
6150                            } else {
6151                                Log.d(
6152                                        Config.LOGTAG,
6153                                        account.getJid().asBareJid()
6154                                                + ": mismatch in caps for contact "
6155                                                + jid
6156                                                + " "
6157                                                + presence.getVer()
6158                                                + " vs "
6159                                                + discoveryResult.getVer());
6160                            }
6161                        } else {
6162                            Log.d(
6163                                    Config.LOGTAG,
6164                                    account.getJid().asBareJid()
6165                                            + ": unable to fetch caps from "
6166                                            + jid);
6167                        }
6168                    });
6169        }
6170    }
6171
6172    private void injectServiceDiscoveryResult(
6173            Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
6174        boolean rosterNeedsSync = false;
6175        for (final Contact contact : roster.getContacts()) {
6176            boolean serviceDiscoverySet = false;
6177            for (final Presence presence : contact.getPresences().getPresences()) {
6178                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
6179                    presence.setServiceDiscoveryResult(disco);
6180                    serviceDiscoverySet = true;
6181                }
6182            }
6183            if (serviceDiscoverySet) {
6184                rosterNeedsSync |= contact.refreshRtpCapability();
6185            }
6186        }
6187        if (rosterNeedsSync) {
6188            syncRoster(roster.getAccount());
6189        }
6190    }
6191
6192    public void fetchMamPreferences(final Account account, final OnMamPreferencesFetched callback) {
6193        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
6194        final Iq request = new Iq(Iq.Type.GET);
6195        request.addChild("prefs", version.namespace);
6196        sendIqPacket(
6197                account,
6198                request,
6199                (packet) -> {
6200                    final Element prefs = packet.findChild("prefs", version.namespace);
6201                    if (packet.getType() == Iq.Type.RESULT && prefs != null) {
6202                        callback.onPreferencesFetched(prefs);
6203                    } else {
6204                        callback.onPreferencesFetchFailed();
6205                    }
6206                });
6207    }
6208
6209    public PushManagementService getPushManagementService() {
6210        return mPushManagementService;
6211    }
6212
6213    public void changeStatus(Account account, PresenceTemplate template, String signature) {
6214        if (!template.getStatusMessage().isEmpty()) {
6215            databaseBackend.insertPresenceTemplate(template);
6216        }
6217        account.setPgpSignature(signature);
6218        account.setPresenceStatus(template.getStatus());
6219        account.setPresenceStatusMessage(template.getStatusMessage());
6220        databaseBackend.updateAccount(account);
6221        sendPresence(account);
6222    }
6223
6224    public List<PresenceTemplate> getPresenceTemplates(Account account) {
6225        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
6226        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
6227            if (!templates.contains(template)) {
6228                templates.add(0, template);
6229            }
6230        }
6231        return templates;
6232    }
6233
6234    public void saveConversationAsBookmark(final Conversation conversation, final String name) {
6235        final Account account = conversation.getAccount();
6236        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
6237        final String nick = conversation.getJid().getResource();
6238        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
6239            bookmark.setNick(nick);
6240        }
6241        if (!TextUtils.isEmpty(name)) {
6242            bookmark.setBookmarkName(name);
6243        }
6244        bookmark.setAutojoin(true);
6245        createBookmark(account, bookmark);
6246        bookmark.setConversation(conversation);
6247    }
6248
6249    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
6250        boolean performedVerification = false;
6251        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
6252        for (XmppUri.Fingerprint fp : fingerprints) {
6253            if (fp.type == XmppUri.FingerprintType.OMEMO) {
6254                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
6255                FingerprintStatus fingerprintStatus =
6256                        axolotlService.getFingerprintTrust(fingerprint);
6257                if (fingerprintStatus != null) {
6258                    if (!fingerprintStatus.isVerified()) {
6259                        performedVerification = true;
6260                        axolotlService.setFingerprintTrust(
6261                                fingerprint, fingerprintStatus.toVerified());
6262                    }
6263                } else {
6264                    axolotlService.preVerifyFingerprint(contact, fingerprint);
6265                }
6266            }
6267        }
6268        return performedVerification;
6269    }
6270
6271    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
6272        final AxolotlService axolotlService = account.getAxolotlService();
6273        boolean verifiedSomething = false;
6274        for (XmppUri.Fingerprint fp : fingerprints) {
6275            if (fp.type == XmppUri.FingerprintType.OMEMO) {
6276                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
6277                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
6278                FingerprintStatus fingerprintStatus =
6279                        axolotlService.getFingerprintTrust(fingerprint);
6280                if (fingerprintStatus != null) {
6281                    if (!fingerprintStatus.isVerified()) {
6282                        axolotlService.setFingerprintTrust(
6283                                fingerprint, fingerprintStatus.toVerified());
6284                        verifiedSomething = true;
6285                    }
6286                } else {
6287                    axolotlService.preVerifyFingerprint(account, fingerprint);
6288                    verifiedSomething = true;
6289                }
6290            }
6291        }
6292        return verifiedSomething;
6293    }
6294
6295    public boolean blindTrustBeforeVerification() {
6296        return getBooleanPreference(AppSettings.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
6297    }
6298
6299    public ShortcutService getShortcutService() {
6300        return mShortcutService;
6301    }
6302
6303    public void pushMamPreferences(Account account, Element prefs) {
6304        final Iq set = new Iq(Iq.Type.SET);
6305        set.addChild(prefs);
6306        sendIqPacket(account, set, null);
6307    }
6308
6309    public void evictPreview(String uuid) {
6310        if (mBitmapCache.remove(uuid) != null) {
6311            Log.d(Config.LOGTAG, "deleted cached preview");
6312        }
6313    }
6314
6315    public interface OnMamPreferencesFetched {
6316        void onPreferencesFetched(Element prefs);
6317
6318        void onPreferencesFetchFailed();
6319    }
6320
6321    public interface OnAccountCreated {
6322        void onAccountCreated(Account account);
6323
6324        void informUser(int r);
6325    }
6326
6327    public interface OnMoreMessagesLoaded {
6328        void onMoreMessagesLoaded(int count, Conversation conversation);
6329
6330        void informUser(int r);
6331    }
6332
6333    public interface OnAccountPasswordChanged {
6334        void onPasswordChangeSucceeded();
6335
6336        void onPasswordChangeFailed();
6337    }
6338
6339    public interface OnRoomDestroy {
6340        void onRoomDestroySucceeded();
6341
6342        void onRoomDestroyFailed();
6343    }
6344
6345    public interface OnAffiliationChanged {
6346        void onAffiliationChangedSuccessful(Jid jid);
6347
6348        void onAffiliationChangeFailed(Jid jid, int resId);
6349    }
6350
6351    public interface OnConversationUpdate {
6352        void onConversationUpdate();
6353    }
6354
6355    public interface OnJingleRtpConnectionUpdate {
6356        void onJingleRtpConnectionUpdate(
6357                final Account account,
6358                final Jid with,
6359                final String sessionId,
6360                final RtpEndUserState state);
6361
6362        void onAudioDeviceChanged(
6363                CallIntegration.AudioDevice selectedAudioDevice,
6364                Set<CallIntegration.AudioDevice> availableAudioDevices);
6365    }
6366
6367    public interface OnAccountUpdate {
6368        void onAccountUpdate();
6369    }
6370
6371    public interface OnCaptchaRequested {
6372        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
6373    }
6374
6375    public interface OnRosterUpdate {
6376        void onRosterUpdate();
6377    }
6378
6379    public interface OnMucRosterUpdate {
6380        void onMucRosterUpdate();
6381    }
6382
6383    public interface OnConferenceConfigurationFetched {
6384        void onConferenceConfigurationFetched(Conversation conversation);
6385
6386        void onFetchFailed(Conversation conversation, String errorCondition);
6387    }
6388
6389    public interface OnConferenceJoined {
6390        void onConferenceJoined(Conversation conversation);
6391    }
6392
6393    public interface OnConfigurationPushed {
6394        void onPushSucceeded();
6395
6396        void onPushFailed();
6397    }
6398
6399    public interface OnShowErrorToast {
6400        void onShowErrorToast(int resId);
6401    }
6402
6403    public class XmppConnectionBinder extends Binder {
6404        public XmppConnectionService getService() {
6405            return XmppConnectionService.this;
6406        }
6407    }
6408
6409    private class InternalEventReceiver extends BroadcastReceiver {
6410
6411        @Override
6412        public void onReceive(final Context context, final Intent intent) {
6413            onStartCommand(intent, 0, 0);
6414        }
6415    }
6416
6417    private class RestrictedEventReceiver extends BroadcastReceiver {
6418
6419        private final Collection<String> allowedActions;
6420
6421        private RestrictedEventReceiver(final Collection<String> allowedActions) {
6422            this.allowedActions = allowedActions;
6423        }
6424
6425        @Override
6426        public void onReceive(final Context context, final Intent intent) {
6427            final String action = intent == null ? null : intent.getAction();
6428            if (allowedActions.contains(action)) {
6429                onStartCommand(intent, 0, 0);
6430            } else {
6431                Log.e(Config.LOGTAG, "restricting broadcast of event " + action);
6432            }
6433        }
6434    }
6435
6436    public static class OngoingCall {
6437        public final AbstractJingleConnection.Id id;
6438        public final Set<Media> media;
6439        public final boolean reconnecting;
6440
6441        public OngoingCall(
6442                AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
6443            this.id = id;
6444            this.media = media;
6445            this.reconnecting = reconnecting;
6446        }
6447
6448        @Override
6449        public boolean equals(Object o) {
6450            if (this == o) return true;
6451            if (o == null || getClass() != o.getClass()) return false;
6452            OngoingCall that = (OngoingCall) o;
6453            return reconnecting == that.reconnecting
6454                    && Objects.equal(id, that.id)
6455                    && Objects.equal(media, that.media);
6456        }
6457
6458        @Override
6459        public int hashCode() {
6460            return Objects.hashCode(id, media, reconnecting);
6461        }
6462    }
6463
6464    public static void toggleForegroundService(final XmppConnectionService service) {
6465        if (service == null) {
6466            return;
6467        }
6468        service.toggleForegroundService();
6469    }
6470
6471    public static void toggleForegroundService(final ConversationsActivity activity) {
6472        if (activity == null) {
6473            return;
6474        }
6475        toggleForegroundService(activity.xmppConnectionService);
6476    }
6477}