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.app.AlarmManager;
   9import android.app.KeyguardManager;
  10import android.app.Notification;
  11import android.app.NotificationManager;
  12import android.app.PendingIntent;
  13import android.app.Service;
  14import android.content.BroadcastReceiver;
  15import android.content.ComponentName;
  16import android.content.Context;
  17import android.content.Intent;
  18import android.content.IntentFilter;
  19import android.content.SharedPreferences;
  20import android.content.pm.PackageManager;
  21import android.content.pm.ServiceInfo;
  22import android.database.ContentObserver;
  23import android.graphics.Bitmap;
  24import android.media.AudioManager;
  25import android.net.ConnectivityManager;
  26import android.net.Network;
  27import android.net.NetworkCapabilities;
  28import android.net.NetworkInfo;
  29import android.net.Uri;
  30import android.os.Binder;
  31import android.os.Build;
  32import android.os.Bundle;
  33import android.os.Environment;
  34import android.os.IBinder;
  35import android.os.Messenger;
  36import android.os.PowerManager;
  37import android.os.PowerManager.WakeLock;
  38import android.os.SystemClock;
  39import android.preference.PreferenceManager;
  40import android.provider.ContactsContract;
  41import android.security.KeyChain;
  42import android.text.TextUtils;
  43import android.util.DisplayMetrics;
  44import android.util.Log;
  45import android.util.LruCache;
  46import android.util.Pair;
  47import androidx.annotation.BoolRes;
  48import androidx.annotation.IntegerRes;
  49import androidx.annotation.NonNull;
  50import androidx.annotation.Nullable;
  51import androidx.core.app.RemoteInput;
  52import androidx.core.content.ContextCompat;
  53import com.google.common.base.Objects;
  54import com.google.common.base.Optional;
  55import com.google.common.base.Strings;
  56import com.google.common.collect.Collections2;
  57import com.google.common.collect.ImmutableMap;
  58import com.google.common.collect.ImmutableSet;
  59import com.google.common.collect.Iterables;
  60import com.google.common.collect.Maps;
  61import eu.siacs.conversations.AppSettings;
  62import eu.siacs.conversations.Config;
  63import eu.siacs.conversations.R;
  64import eu.siacs.conversations.android.JabberIdContact;
  65import eu.siacs.conversations.crypto.OmemoSetting;
  66import eu.siacs.conversations.crypto.PgpDecryptionService;
  67import eu.siacs.conversations.crypto.PgpEngine;
  68import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  69import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  70import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
  71import eu.siacs.conversations.entities.Account;
  72import eu.siacs.conversations.entities.Blockable;
  73import eu.siacs.conversations.entities.Bookmark;
  74import eu.siacs.conversations.entities.Contact;
  75import eu.siacs.conversations.entities.Conversation;
  76import eu.siacs.conversations.entities.Conversational;
  77import eu.siacs.conversations.entities.Message;
  78import eu.siacs.conversations.entities.MucOptions;
  79import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
  80import eu.siacs.conversations.entities.Presence;
  81import eu.siacs.conversations.entities.PresenceTemplate;
  82import eu.siacs.conversations.entities.Reaction;
  83import eu.siacs.conversations.entities.Roster;
  84import eu.siacs.conversations.entities.ServiceDiscoveryResult;
  85import eu.siacs.conversations.generator.AbstractGenerator;
  86import eu.siacs.conversations.generator.IqGenerator;
  87import eu.siacs.conversations.generator.MessageGenerator;
  88import eu.siacs.conversations.generator.PresenceGenerator;
  89import eu.siacs.conversations.http.HttpConnectionManager;
  90import eu.siacs.conversations.parser.AbstractParser;
  91import eu.siacs.conversations.parser.IqParser;
  92import eu.siacs.conversations.persistance.DatabaseBackend;
  93import eu.siacs.conversations.persistance.FileBackend;
  94import eu.siacs.conversations.persistance.UnifiedPushDatabase;
  95import eu.siacs.conversations.receiver.SystemEventReceiver;
  96import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
  97import eu.siacs.conversations.ui.ConversationsActivity;
  98import eu.siacs.conversations.ui.RtpSessionActivity;
  99import eu.siacs.conversations.ui.UiCallback;
 100import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 101import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 102import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 103import eu.siacs.conversations.utils.AccountUtils;
 104import eu.siacs.conversations.utils.Compatibility;
 105import eu.siacs.conversations.utils.ConversationsFileObserver;
 106import eu.siacs.conversations.utils.CryptoHelper;
 107import eu.siacs.conversations.utils.EasyOnboardingInvite;
 108import eu.siacs.conversations.utils.Emoticons;
 109import eu.siacs.conversations.utils.MimeUtils;
 110import eu.siacs.conversations.utils.PhoneHelper;
 111import eu.siacs.conversations.utils.QuickLoader;
 112import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 113import eu.siacs.conversations.utils.ReplacingTaskManager;
 114import eu.siacs.conversations.utils.Resolver;
 115import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 116import eu.siacs.conversations.utils.StringUtils;
 117import eu.siacs.conversations.utils.TorServiceUtils;
 118import eu.siacs.conversations.utils.WakeLockHelper;
 119import eu.siacs.conversations.utils.XmppUri;
 120import eu.siacs.conversations.xml.Element;
 121import eu.siacs.conversations.xml.LocalizedContent;
 122import eu.siacs.conversations.xml.Namespace;
 123import eu.siacs.conversations.xmpp.InvalidJid;
 124import eu.siacs.conversations.xmpp.Jid;
 125import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 126import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 127import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 128import eu.siacs.conversations.xmpp.OnStatusChanged;
 129import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 130import eu.siacs.conversations.xmpp.XmppConnection;
 131import eu.siacs.conversations.xmpp.chatstate.ChatState;
 132import eu.siacs.conversations.xmpp.forms.Data;
 133import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 134import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 135import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 136import eu.siacs.conversations.xmpp.jingle.Media;
 137import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 138import eu.siacs.conversations.xmpp.mam.MamReference;
 139import eu.siacs.conversations.xmpp.pep.Avatar;
 140import eu.siacs.conversations.xmpp.pep.PublishOptions;
 141import im.conversations.android.xmpp.model.stanza.Iq;
 142import java.io.File;
 143import java.security.Security;
 144import java.security.cert.CertificateException;
 145import java.security.cert.X509Certificate;
 146import java.util.ArrayList;
 147import java.util.Arrays;
 148import java.util.Collection;
 149import java.util.Collections;
 150import java.util.HashSet;
 151import java.util.Iterator;
 152import java.util.List;
 153import java.util.ListIterator;
 154import java.util.Map;
 155import java.util.Set;
 156import java.util.WeakHashMap;
 157import java.util.concurrent.CopyOnWriteArrayList;
 158import java.util.concurrent.CountDownLatch;
 159import java.util.concurrent.Executor;
 160import java.util.concurrent.Executors;
 161import java.util.concurrent.RejectedExecutionException;
 162import java.util.concurrent.ScheduledExecutorService;
 163import java.util.concurrent.TimeUnit;
 164import java.util.concurrent.atomic.AtomicBoolean;
 165import java.util.concurrent.atomic.AtomicLong;
 166import java.util.concurrent.atomic.AtomicReference;
 167import java.util.function.Consumer;
 168import me.leolin.shortcutbadger.ShortcutBadger;
 169import org.conscrypt.Conscrypt;
 170import org.jxmpp.stringprep.libidn.LibIdnXmppStringprep;
 171import org.openintents.openpgp.IOpenPgpService2;
 172import org.openintents.openpgp.util.OpenPgpApi;
 173import org.openintents.openpgp.util.OpenPgpServiceConnection;
 174
 175public class XmppConnectionService extends Service {
 176
 177    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 178    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 179    public static final String ACTION_SNOOZE = "snooze";
 180    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 181    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION =
 182            "clear_missed_call_notification";
 183    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 184    public static final String ACTION_TRY_AGAIN = "try_again";
 185
 186    public static final String ACTION_TEMPORARILY_DISABLE = "temporarily_disable";
 187    public static final String ACTION_PING = "ping";
 188    public static final String ACTION_IDLE_PING = "idle_ping";
 189    public static final String ACTION_INTERNAL_PING = "internal_ping";
 190    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 191    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 192    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 193    public static final String ACTION_END_CALL = "end_call";
 194    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 195    public static final String ACTION_CALL_INTEGRATION_SERVICE_STARTED =
 196            "call_integration_service_started";
 197    private static final String ACTION_POST_CONNECTIVITY_CHANGE =
 198            "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 199    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS =
 200            "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 201    public static final String ACTION_QUICK_LOG = "eu.siacs.conversations.QUICK_LOG";
 202
 203    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 204
 205    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 206    private static final Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 207    public static final Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 208
 209    private final ScheduledExecutorService internalPingExecutor =
 210            Executors.newSingleThreadScheduledExecutor();
 211    private static final SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR =
 212            new SerialSingleThreadExecutor("VideoCompression");
 213    private final SerialSingleThreadExecutor mDatabaseWriterExecutor =
 214            new SerialSingleThreadExecutor("DatabaseWriter");
 215    private final SerialSingleThreadExecutor mDatabaseReaderExecutor =
 216            new SerialSingleThreadExecutor("DatabaseReader");
 217    private final SerialSingleThreadExecutor mNotificationExecutor =
 218            new SerialSingleThreadExecutor("NotificationExecutor");
 219    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 220    private final IBinder mBinder = new XmppConnectionBinder();
 221    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 222    private final IqGenerator mIqGenerator = new IqGenerator(this);
 223    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 224    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 225    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 226    private final Consumer<Iq> mDefaultIqHandler =
 227            (packet) -> {
 228                if (packet.getType() != Iq.Type.RESULT) {
 229                    final var error = packet.getError();
 230                    String text = error != null ? error.findChildContent("text") : null;
 231                    if (text != null) {
 232                        Log.d(Config.LOGTAG, "received iq error: " + text);
 233                    }
 234                }
 235            };
 236    public DatabaseBackend databaseBackend;
 237    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor =
 238            new ReplacingSerialSingleThreadExecutor("ContactMerger");
 239    private long mLastActivity = 0;
 240
 241    private final AppSettings appSettings = new AppSettings(this);
 242    private final FileBackend fileBackend = new FileBackend(this);
 243    private MemorizingTrustManager mMemorizingTrustManager;
 244    private final NotificationService mNotificationService = new NotificationService(this);
 245    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 246    private final ChannelDiscoveryService mChannelDiscoveryService =
 247            new ChannelDiscoveryService(this);
 248    private final ShortcutService mShortcutService = new ShortcutService(this);
 249    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 250    private final AtomicBoolean mOngoingVideoTranscoding = new AtomicBoolean(false);
 251    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 252    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 253    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 254    public OnContactStatusChanged onContactStatusChanged =
 255            (contact, online) -> {
 256                final var conversation = find(contact);
 257                if (conversation == null) {
 258                    return;
 259                }
 260                if (online) {
 261                    if (contact.getPresences().size() == 1) {
 262                        sendUnsentMessages(conversation);
 263                    }
 264                }
 265            };
 266    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 267    private List<Account> accounts;
 268    private final JingleConnectionManager mJingleConnectionManager =
 269            new JingleConnectionManager(this);
 270    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 271    private final AvatarService mAvatarService = new AvatarService(this);
 272    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 273    private final PushManagementService mPushManagementService = new PushManagementService(this);
 274    private final QuickConversationsService mQuickConversationsService =
 275            new QuickConversationsService(this);
 276    private final ConversationsFileObserver fileObserver =
 277            new ConversationsFileObserver(
 278                    Environment.getExternalStorageDirectory().getAbsolutePath()) {
 279                @Override
 280                public void onEvent(final int event, final File file) {
 281                    markFileDeleted(file);
 282                }
 283            };
 284    private final OnMessageAcknowledged mOnMessageAcknowledgedListener =
 285            new OnMessageAcknowledged() {
 286
 287                @Override
 288                public boolean onMessageAcknowledged(
 289                        final Account account, final Jid to, final String id) {
 290                    if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 291                        final String sessionId =
 292                                id.substring(
 293                                        JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX
 294                                                .length());
 295                        mJingleConnectionManager.updateProposedSessionDiscovered(
 296                                account,
 297                                to,
 298                                sessionId,
 299                                JingleConnectionManager.DeviceDiscoveryState
 300                                        .SEARCHING_ACKNOWLEDGED);
 301                    }
 302
 303                    final Jid bare = to.asBareJid();
 304
 305                    for (final Conversation conversation : getConversations()) {
 306                        if (conversation.getAccount() == account
 307                                && conversation.getJid().asBareJid().equals(bare)) {
 308                            final Message message = conversation.findUnsentMessageWithUuid(id);
 309                            if (message != null) {
 310                                message.setStatus(Message.STATUS_SEND);
 311                                message.setErrorMessage(null);
 312                                databaseBackend.updateMessage(message, false);
 313                                return true;
 314                            }
 315                        }
 316                    }
 317                    return false;
 318                }
 319            };
 320
 321    private boolean destroyed = false;
 322
 323    private int unreadCount = -1;
 324
 325    // Ui callback listeners
 326    private final Set<OnConversationUpdate> mOnConversationUpdates =
 327            Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 328    private final Set<OnShowErrorToast> mOnShowErrorToasts =
 329            Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 330    private final Set<OnAccountUpdate> mOnAccountUpdates =
 331            Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 332    private final Set<OnCaptchaRequested> mOnCaptchaRequested =
 333            Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 334    private final Set<OnRosterUpdate> mOnRosterUpdates =
 335            Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 336    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist =
 337            Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 338    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate =
 339            Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 340    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated =
 341            Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 342    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate =
 343            Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 344
 345    private final Object LISTENER_LOCK = new Object();
 346
 347    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 348
 349    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 350    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache =
 351            new LruCache<>(20);
 352    private final OnStatusChanged statusListener =
 353            new OnStatusChanged() {
 354
 355                @Override
 356                public void onStatusChanged(final Account account) {
 357                    XmppConnection connection = account.getXmppConnection();
 358                    updateAccountUi();
 359
 360                    if (account.getStatus() == Account.State.ONLINE
 361                            || account.getStatus().isError()) {
 362                        mQuickConversationsService.signalAccountStateChange();
 363                    }
 364
 365                    if (account.getStatus() == Account.State.ONLINE) {
 366                        synchronized (mLowPingTimeoutMode) {
 367                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 368                                Log.d(
 369                                        Config.LOGTAG,
 370                                        account.getJid().asBareJid()
 371                                                + ": leaving low ping timeout mode");
 372                            }
 373                        }
 374                        if (account.setShowErrorNotification(true)) {
 375                            databaseBackend.updateAccount(account);
 376                        }
 377                        mMessageArchiveService.executePendingQueries(account);
 378                        if (connection != null && connection.getFeatures().csi()) {
 379                            if (checkListeners()) {
 380                                Log.d(
 381                                        Config.LOGTAG,
 382                                        account.getJid().asBareJid() + " sending csi//inactive");
 383                                connection.sendInactive();
 384                            } else {
 385                                Log.d(
 386                                        Config.LOGTAG,
 387                                        account.getJid().asBareJid() + " sending csi//active");
 388                                connection.sendActive();
 389                            }
 390                        }
 391                        List<Conversation> conversations = getConversations();
 392                        for (Conversation conversation : conversations) {
 393                            final boolean inProgressJoin;
 394                            synchronized (account.inProgressConferenceJoins) {
 395                                inProgressJoin =
 396                                        account.inProgressConferenceJoins.contains(conversation);
 397                            }
 398                            final boolean pendingJoin;
 399                            synchronized (account.pendingConferenceJoins) {
 400                                pendingJoin = account.pendingConferenceJoins.contains(conversation);
 401                            }
 402                            if (conversation.getAccount() == account
 403                                    && !pendingJoin
 404                                    && !inProgressJoin) {
 405                                sendUnsentMessages(conversation);
 406                            }
 407                        }
 408                        final List<Conversation> pendingLeaves;
 409                        synchronized (account.pendingConferenceLeaves) {
 410                            pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 411                            account.pendingConferenceLeaves.clear();
 412                        }
 413                        for (Conversation conversation : pendingLeaves) {
 414                            leaveMuc(conversation);
 415                        }
 416                        final List<Conversation> pendingJoins;
 417                        synchronized (account.pendingConferenceJoins) {
 418                            pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 419                            account.pendingConferenceJoins.clear();
 420                        }
 421                        for (Conversation conversation : pendingJoins) {
 422                            joinMuc(conversation);
 423                        }
 424                        scheduleWakeUpCall(
 425                                Config.PING_MAX_INTERVAL * 1000L, 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        final var requestCode = account.getUuid().hashCode();
1040        if (!hasInternetConnection()) {
1041            account.setStatus(Account.State.NO_INTERNET);
1042            statusListener.onStatusChanged(account);
1043        } else {
1044            if (account.getStatus() == Account.State.NO_INTERNET) {
1045                account.setStatus(Account.State.OFFLINE);
1046                statusListener.onStatusChanged(account);
1047            }
1048            if (account.getStatus() == Account.State.ONLINE) {
1049                synchronized (mLowPingTimeoutMode) {
1050                    long lastReceived = account.getXmppConnection().getLastPacketReceived();
1051                    long lastSent = account.getXmppConnection().getLastPingSent();
1052                    long pingInterval =
1053                            isUiAction
1054                                    ? Config.PING_MIN_INTERVAL * 1000
1055                                    : Config.PING_MAX_INTERVAL * 1000;
1056                    long msToNextPing =
1057                            (Math.max(lastReceived, lastSent) + pingInterval)
1058                                    - SystemClock.elapsedRealtime();
1059                    int pingTimeout =
1060                            mLowPingTimeoutMode.contains(account.getJid().asBareJid())
1061                                    ? Config.LOW_PING_TIMEOUT * 1000
1062                                    : Config.PING_TIMEOUT * 1000;
1063                    long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
1064                    if (lastSent > lastReceived) {
1065                        if (pingTimeoutIn < 0) {
1066                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
1067                            this.reconnectAccount(account, true, interactive);
1068                        } else {
1069                            this.scheduleWakeUpCall(pingTimeoutIn, requestCode);
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(msToNextPing, requestCode);
1085                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
1086                                Log.d(
1087                                        Config.LOGTAG,
1088                                        account.getJid().asBareJid()
1089                                                + ": leaving low ping timeout mode");
1090                            }
1091                        }
1092                    }
1093                }
1094            } else if (account.getStatus() == Account.State.OFFLINE) {
1095                reconnectAccount(account, true, interactive);
1096            } else if (account.getStatus() == Account.State.CONNECTING) {
1097                final var connection = account.getXmppConnection();
1098                final var connectionDuration = connection.getConnectionDuration();
1099                final var discoDuration = connection.getDiscoDuration();
1100                final var connectionTimeout = Config.CONNECT_TIMEOUT * 1000L - connectionDuration;
1101                final var discoTimeout = Config.CONNECT_DISCO_TIMEOUT * 1000L - discoDuration;
1102                if (connectionTimeout < 0) {
1103                    connection.triggerConnectionTimeout();
1104                } else if (discoTimeout < 0) {
1105                    connection.sendDiscoTimeout();
1106                    scheduleWakeUpCall(discoTimeout, requestCode);
1107                } else {
1108                    scheduleWakeUpCall(Math.min(connectionTimeout, discoTimeout), requestCode);
1109                }
1110            } else {
1111                final boolean aggressive =
1112                        account.getStatus() == Account.State.SEE_OTHER_HOST
1113                                || hasJingleRtpConnection(account);
1114                if (account.getXmppConnection().getTimeToNextAttempt(aggressive) <= 0) {
1115                    reconnectAccount(account, true, interactive);
1116                }
1117            }
1118        }
1119        return false;
1120    }
1121
1122    private void toggleSoftDisabled(final boolean softDisabled) {
1123        for (final Account account : this.accounts) {
1124            if (account.isEnabled()) {
1125                if (account.setOption(Account.OPTION_SOFT_DISABLED, softDisabled)) {
1126                    updateAccount(account);
1127                }
1128            }
1129        }
1130    }
1131
1132    public boolean processUnifiedPushMessage(
1133            final Account account, final Jid transport, final Element push) {
1134        return unifiedPushBroker.processPushMessage(account, transport, push);
1135    }
1136
1137    public void reinitializeMuclumbusService() {
1138        mChannelDiscoveryService.initializeMuclumbusService();
1139    }
1140
1141    public void discoverChannels(
1142            String query,
1143            ChannelDiscoveryService.Method method,
1144            ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
1145        mChannelDiscoveryService.discover(
1146                Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
1147    }
1148
1149    public boolean isDataSaverDisabled() {
1150        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
1151            return true;
1152        }
1153        final ConnectivityManager connectivityManager = getSystemService(ConnectivityManager.class);
1154        return !Compatibility.isActiveNetworkMetered(connectivityManager)
1155                || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1156                        == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1157    }
1158
1159    private void directReply(
1160            final Conversation conversation,
1161            final String body,
1162            final String lastMessageUuid,
1163            final boolean dismissAfterReply) {
1164        final Message inReplyTo =
1165                lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1166        final Message message = new Message(conversation, body, conversation.getNextEncryption());
1167        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1168            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1169        }
1170        message.markUnread();
1171        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1172            getPgpEngine()
1173                    .encrypt(
1174                            message,
1175                            new UiCallback<Message>() {
1176                                @Override
1177                                public void success(Message message) {
1178                                    if (dismissAfterReply) {
1179                                        markRead((Conversation) message.getConversation(), true);
1180                                    } else {
1181                                        mNotificationService.pushFromDirectReply(message);
1182                                    }
1183                                }
1184
1185                                @Override
1186                                public void error(int errorCode, Message object) {}
1187
1188                                @Override
1189                                public void userInputRequired(PendingIntent pi, Message object) {}
1190                            });
1191        } else {
1192            sendMessage(message);
1193            if (dismissAfterReply) {
1194                markRead(conversation, true);
1195            } else {
1196                mNotificationService.pushFromDirectReply(message);
1197            }
1198        }
1199    }
1200
1201    private boolean dndOnSilentMode() {
1202        return getBooleanPreference(AppSettings.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1203    }
1204
1205    private boolean manuallyChangePresence() {
1206        return getBooleanPreference(
1207                AppSettings.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1208    }
1209
1210    private boolean treatVibrateAsSilent() {
1211        return getBooleanPreference(
1212                AppSettings.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1213    }
1214
1215    private boolean awayWhenScreenLocked() {
1216        return getBooleanPreference(
1217                AppSettings.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1218    }
1219
1220    private String getCompressPicturesPreference() {
1221        return getPreferences()
1222                .getString(
1223                        "picture_compression",
1224                        getResources().getString(R.string.picture_compression));
1225    }
1226
1227    private Presence.Status getTargetPresence() {
1228        if (dndOnSilentMode() && isPhoneSilenced()) {
1229            return Presence.Status.DND;
1230        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1231            return Presence.Status.AWAY;
1232        } else {
1233            return Presence.Status.ONLINE;
1234        }
1235    }
1236
1237    public boolean isScreenLocked() {
1238        final KeyguardManager keyguardManager = getSystemService(KeyguardManager.class);
1239        final PowerManager powerManager = getSystemService(PowerManager.class);
1240        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1241        final boolean interactive;
1242        try {
1243            interactive = powerManager != null && powerManager.isInteractive();
1244        } catch (final Exception e) {
1245            return false;
1246        }
1247        return locked || !interactive;
1248    }
1249
1250    private boolean isPhoneSilenced() {
1251        final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1252        final int filter =
1253                notificationManager == null
1254                        ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN
1255                        : notificationManager.getCurrentInterruptionFilter();
1256        final boolean notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1257        final AudioManager audioManager = getSystemService(AudioManager.class);
1258        final int ringerMode =
1259                audioManager == null
1260                        ? AudioManager.RINGER_MODE_NORMAL
1261                        : audioManager.getRingerMode();
1262        try {
1263            if (treatVibrateAsSilent()) {
1264                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1265            } else {
1266                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1267            }
1268        } catch (final Throwable throwable) {
1269            Log.d(
1270                    Config.LOGTAG,
1271                    "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1272            return notificationDnd;
1273        }
1274    }
1275
1276    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1277        Log.d(Config.LOGTAG, "resetting all attempt counts");
1278        for (Account account : accounts) {
1279            if (account.hasErrorStatus() || reallyAll) {
1280                final XmppConnection connection = account.getXmppConnection();
1281                if (connection != null) {
1282                    connection.resetAttemptCount(retryImmediately);
1283                }
1284            }
1285            if (account.setShowErrorNotification(true)) {
1286                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1287            }
1288        }
1289        mNotificationService.updateErrorNotification();
1290    }
1291
1292    private void dismissErrorNotifications() {
1293        for (final Account account : this.accounts) {
1294            if (account.hasErrorStatus()) {
1295                Log.d(
1296                        Config.LOGTAG,
1297                        account.getJid().asBareJid() + ": dismissing error notification");
1298                if (account.setShowErrorNotification(false)) {
1299                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1300                }
1301            }
1302        }
1303    }
1304
1305    private void expireOldMessages() {
1306        expireOldMessages(false);
1307    }
1308
1309    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1310        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1311        mDatabaseWriterExecutor.execute(
1312                () -> {
1313                    long timestamp = getAutomaticMessageDeletionDate();
1314                    if (timestamp > 0) {
1315                        databaseBackend.expireOldMessages(timestamp);
1316                        synchronized (XmppConnectionService.this.conversations) {
1317                            for (Conversation conversation :
1318                                    XmppConnectionService.this.conversations) {
1319                                conversation.expireOldMessages(timestamp);
1320                                if (resetHasMessagesLeftOnServer) {
1321                                    conversation.messagesLoaded.set(true);
1322                                    conversation.setHasMessagesLeftOnServer(true);
1323                                }
1324                            }
1325                        }
1326                        updateConversationUi();
1327                    }
1328                });
1329    }
1330
1331    public boolean hasInternetConnection() {
1332        final ConnectivityManager cm =
1333                ContextCompat.getSystemService(this, ConnectivityManager.class);
1334        if (cm == null) {
1335            return true; // if internet connection can not be checked it is probably best to just
1336            // try
1337        }
1338        try {
1339            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1340                final Network activeNetwork = cm.getActiveNetwork();
1341                final NetworkCapabilities capabilities =
1342                        activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1343                return capabilities != null
1344                        && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1345            } else {
1346                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1347                return networkInfo != null
1348                        && (networkInfo.isConnected()
1349                                || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1350            }
1351        } catch (final RuntimeException e) {
1352            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1353            return true; // if internet connection can not be checked it is probably best to just
1354            // try
1355        }
1356    }
1357
1358    @SuppressLint("TrulyRandom")
1359    @Override
1360    public void onCreate() {
1361        LibIdnXmppStringprep.setup();
1362        if (Compatibility.runsTwentySix()) {
1363            mNotificationService.initializeChannels();
1364        }
1365        mChannelDiscoveryService.initializeMuclumbusService();
1366        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1367        toggleForegroundService();
1368        this.destroyed = false;
1369        OmemoSetting.load(this);
1370        try {
1371            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1372        } catch (Throwable throwable) {
1373            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1374        }
1375        updateMemorizingTrustManager();
1376        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1377        final int cacheSize = maxMemory / 8;
1378        this.mBitmapCache =
1379                new LruCache<String, Bitmap>(cacheSize) {
1380                    @Override
1381                    protected int sizeOf(final String key, final Bitmap bitmap) {
1382                        return bitmap.getByteCount() / 1024;
1383                    }
1384                };
1385        if (mLastActivity == 0) {
1386            mLastActivity =
1387                    getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1388        }
1389
1390        Log.d(Config.LOGTAG, "initializing database...");
1391        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1392        Log.d(Config.LOGTAG, "restoring accounts...");
1393        this.accounts = databaseBackend.getAccounts();
1394        final SharedPreferences.Editor editor = getPreferences().edit();
1395        final boolean hasEnabledAccounts = hasEnabledAccounts();
1396        editor.putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1397        editor.apply();
1398        toggleSetProfilePictureActivity(hasEnabledAccounts);
1399        reconfigurePushDistributor();
1400
1401        if (CallIntegration.hasSystemFeature(this)) {
1402            CallIntegrationConnectionService.togglePhoneAccountsAsync(this, this.accounts);
1403        }
1404
1405        restoreFromDatabase();
1406
1407        if (QuickConversationsService.isContactListIntegration(this)
1408                && ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS)
1409                        == PackageManager.PERMISSION_GRANTED) {
1410            startContactObserver();
1411        }
1412        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1413        if (Compatibility.hasStoragePermission(this)) {
1414            Log.d(Config.LOGTAG, "starting file observer");
1415            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1416            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1417        }
1418        if (Config.supportOpenPgp()) {
1419            this.pgpServiceConnection =
1420                    new OpenPgpServiceConnection(
1421                            this,
1422                            "org.sufficientlysecure.keychain",
1423                            new OpenPgpServiceConnection.OnBound() {
1424                                @Override
1425                                public void onBound(final IOpenPgpService2 service) {
1426                                    for (Account account : accounts) {
1427                                        final PgpDecryptionService pgp =
1428                                                account.getPgpDecryptionService();
1429                                        if (pgp != null) {
1430                                            pgp.continueDecryption(true);
1431                                        }
1432                                    }
1433                                }
1434
1435                                @Override
1436                                public void onError(final Exception exception) {
1437                                    Log.e(
1438                                            Config.LOGTAG,
1439                                            "could not bind to OpenKeyChain",
1440                                            exception);
1441                                }
1442                            });
1443            this.pgpServiceConnection.bindToService();
1444        }
1445
1446        final PowerManager powerManager = getSystemService(PowerManager.class);
1447        if (powerManager != null) {
1448            this.wakeLock =
1449                    powerManager.newWakeLock(
1450                            PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1451        }
1452
1453        toggleForegroundService();
1454        updateUnreadCountBadge();
1455        toggleScreenEventReceiver();
1456        final IntentFilter systemBroadcastFilter = new IntentFilter();
1457        scheduleNextIdlePing();
1458        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1459            systemBroadcastFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1460        }
1461        systemBroadcastFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1462        ContextCompat.registerReceiver(
1463                this,
1464                this.mInternalEventReceiver,
1465                systemBroadcastFilter,
1466                ContextCompat.RECEIVER_NOT_EXPORTED);
1467        final IntentFilter exportedBroadcastFilter = new IntentFilter();
1468        exportedBroadcastFilter.addAction(TorServiceUtils.ACTION_STATUS);
1469        ContextCompat.registerReceiver(
1470                this,
1471                this.mInternalRestrictedEventReceiver,
1472                exportedBroadcastFilter,
1473                ContextCompat.RECEIVER_EXPORTED);
1474        mForceDuringOnCreate.set(false);
1475        toggleForegroundService();
1476        internalPingExecutor.scheduleWithFixedDelay(
1477                this::manageAccountConnectionStatesInternal, 10, 10, TimeUnit.SECONDS);
1478        final SharedPreferences sharedPreferences =
1479                androidx.preference.PreferenceManager.getDefaultSharedPreferences(this);
1480        sharedPreferences.registerOnSharedPreferenceChangeListener(
1481                new SharedPreferences.OnSharedPreferenceChangeListener() {
1482                    @Override
1483                    public void onSharedPreferenceChanged(
1484                            SharedPreferences sharedPreferences, @Nullable String key) {
1485                        Log.d(Config.LOGTAG, "preference '" + key + "' has changed");
1486                        if (AppSettings.KEEP_FOREGROUND_SERVICE.equals(key)) {
1487                            toggleForegroundService();
1488                        }
1489                    }
1490                });
1491    }
1492
1493    private void checkForDeletedFiles() {
1494        if (destroyed) {
1495            Log.d(
1496                    Config.LOGTAG,
1497                    "Do not check for deleted files because service has been destroyed");
1498            return;
1499        }
1500        final long start = SystemClock.elapsedRealtime();
1501        final List<DatabaseBackend.FilePathInfo> relativeFilePaths =
1502                databaseBackend.getFilePathInfo();
1503        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1504        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1505            if (destroyed) {
1506                Log.d(
1507                        Config.LOGTAG,
1508                        "Stop checking for deleted files because service has been destroyed");
1509                return;
1510            }
1511            final File file = fileBackend.getFileForPath(filePath.path);
1512            if (filePath.setDeleted(!file.exists())) {
1513                changed.add(filePath);
1514            }
1515        }
1516        final long duration = SystemClock.elapsedRealtime() - start;
1517        Log.d(
1518                Config.LOGTAG,
1519                "found "
1520                        + changed.size()
1521                        + " changed files on start up. total="
1522                        + relativeFilePaths.size()
1523                        + ". ("
1524                        + duration
1525                        + "ms)");
1526        if (changed.size() > 0) {
1527            databaseBackend.markFilesAsChanged(changed);
1528            markChangedFiles(changed);
1529        }
1530    }
1531
1532    public void startContactObserver() {
1533        getContentResolver()
1534                .registerContentObserver(
1535                        ContactsContract.Contacts.CONTENT_URI,
1536                        true,
1537                        new ContentObserver(null) {
1538                            @Override
1539                            public void onChange(boolean selfChange) {
1540                                super.onChange(selfChange);
1541                                if (restoredFromDatabaseLatch.getCount() == 0) {
1542                                    loadPhoneContacts();
1543                                }
1544                            }
1545                        });
1546    }
1547
1548    @Override
1549    public void onTrimMemory(int level) {
1550        super.onTrimMemory(level);
1551        if (level >= TRIM_MEMORY_COMPLETE) {
1552            Log.d(Config.LOGTAG, "clear cache due to low memory");
1553            getBitmapCache().evictAll();
1554        }
1555    }
1556
1557    @Override
1558    public void onDestroy() {
1559        try {
1560            unregisterReceiver(this.mInternalEventReceiver);
1561            unregisterReceiver(this.mInternalRestrictedEventReceiver);
1562            unregisterReceiver(this.mInternalScreenEventReceiver);
1563        } catch (final IllegalArgumentException e) {
1564            // ignored
1565        }
1566        destroyed = false;
1567        fileObserver.stopWatching();
1568        internalPingExecutor.shutdown();
1569        super.onDestroy();
1570    }
1571
1572    public void restartFileObserver() {
1573        Log.d(Config.LOGTAG, "restarting file observer");
1574        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1575        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1576    }
1577
1578    public void toggleScreenEventReceiver() {
1579        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1580            final IntentFilter filter = new IntentFilter();
1581            filter.addAction(Intent.ACTION_SCREEN_ON);
1582            filter.addAction(Intent.ACTION_SCREEN_OFF);
1583            filter.addAction(Intent.ACTION_USER_PRESENT);
1584            registerReceiver(this.mInternalScreenEventReceiver, filter);
1585        } else {
1586            try {
1587                unregisterReceiver(this.mInternalScreenEventReceiver);
1588            } catch (IllegalArgumentException e) {
1589                // ignored
1590            }
1591        }
1592    }
1593
1594    public void toggleForegroundService() {
1595        toggleForegroundService(false);
1596    }
1597
1598    public void setOngoingCall(
1599            AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1600        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1601        toggleForegroundService(false);
1602    }
1603
1604    public void removeOngoingCall() {
1605        ongoingCall.set(null);
1606        toggleForegroundService(false);
1607    }
1608
1609    private void toggleForegroundService(final boolean force) {
1610        final boolean status;
1611        final OngoingCall ongoing = ongoingCall.get();
1612        final boolean ongoingVideoTranscoding = mOngoingVideoTranscoding.get();
1613        final int id;
1614        if (force
1615                || mForceDuringOnCreate.get()
1616                || ongoingVideoTranscoding
1617                || ongoing != null
1618                || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1619            final Notification notification;
1620            if (ongoing != null) {
1621                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1622                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1623                startForegroundOrCatch(id, notification, true);
1624            } else if (ongoingVideoTranscoding) {
1625                notification = this.mNotificationService.getIndeterminateVideoTranscoding();
1626                id = NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID;
1627                startForegroundOrCatch(id, notification, false);
1628            } else {
1629                notification = this.mNotificationService.createForegroundNotification();
1630                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1631                startForegroundOrCatch(id, notification, false);
1632            }
1633            mNotificationService.notify(id, notification);
1634            status = true;
1635        } else {
1636            id = 0;
1637            stopForeground(true);
1638            status = false;
1639        }
1640
1641        for (final int toBeRemoved :
1642                Collections2.filter(
1643                        Arrays.asList(
1644                                NotificationService.FOREGROUND_NOTIFICATION_ID,
1645                                NotificationService.ONGOING_CALL_NOTIFICATION_ID,
1646                                NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID),
1647                        i -> i != id)) {
1648            mNotificationService.cancel(toBeRemoved);
1649        }
1650        Log.d(
1651                Config.LOGTAG,
1652                "ForegroundService: " + (status ? "on" : "off") + ", notification: " + id);
1653    }
1654
1655    private void startForegroundOrCatch(
1656            final int id, final Notification notification, final boolean requireMicrophone) {
1657        try {
1658            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
1659                final int foregroundServiceType;
1660                if (requireMicrophone
1661                        && ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1662                                == PackageManager.PERMISSION_GRANTED) {
1663                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1664                    Log.d(Config.LOGTAG, "defaulting to microphone foreground service type");
1665                } else if (getSystemService(PowerManager.class)
1666                        .isIgnoringBatteryOptimizations(getPackageName())) {
1667                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED;
1668                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1669                        == PackageManager.PERMISSION_GRANTED) {
1670                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1671                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
1672                        == PackageManager.PERMISSION_GRANTED) {
1673                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA;
1674                } else {
1675                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE;
1676                    Log.w(Config.LOGTAG, "falling back to special use foreground service type");
1677                }
1678                startForeground(id, notification, foregroundServiceType);
1679            } else {
1680                startForeground(id, notification);
1681            }
1682        } catch (final IllegalStateException | SecurityException e) {
1683            Log.e(Config.LOGTAG, "Could not start foreground service", e);
1684        }
1685    }
1686
1687    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1688        return !mOngoingVideoTranscoding.get()
1689                && ongoingCall.get() == null
1690                && Compatibility.keepForegroundService(this)
1691                && hasEnabledAccounts();
1692    }
1693
1694    @Override
1695    public void onTaskRemoved(final Intent rootIntent) {
1696        super.onTaskRemoved(rootIntent);
1697        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts())
1698                || mOngoingVideoTranscoding.get()
1699                || ongoingCall.get() != null) {
1700            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1701        } else {
1702            this.logoutAndSave(false);
1703        }
1704    }
1705
1706    private void logoutAndSave(boolean stop) {
1707        int activeAccounts = 0;
1708        for (final Account account : accounts) {
1709            if (account.isConnectionEnabled()) {
1710                databaseBackend.writeRoster(account.getRoster());
1711                activeAccounts++;
1712            }
1713            if (account.getXmppConnection() != null) {
1714                new Thread(() -> disconnect(account, false)).start();
1715            }
1716        }
1717        if (stop || activeAccounts == 0) {
1718            Log.d(Config.LOGTAG, "good bye");
1719            stopSelf();
1720        }
1721    }
1722
1723    private void schedulePostConnectivityChange() {
1724        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1725        if (alarmManager == null) {
1726            return;
1727        }
1728        final long triggerAtMillis =
1729                SystemClock.elapsedRealtime()
1730                        + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1731        final Intent intent = new Intent(this, SystemEventReceiver.class);
1732        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1733        try {
1734            final PendingIntent pendingIntent =
1735                    PendingIntent.getBroadcast(
1736                            this,
1737                            1,
1738                            intent,
1739                            s()
1740                                    ? PendingIntent.FLAG_IMMUTABLE
1741                                            | PendingIntent.FLAG_UPDATE_CURRENT
1742                                    : PendingIntent.FLAG_UPDATE_CURRENT);
1743            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1744                alarmManager.setAndAllowWhileIdle(
1745                        AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1746            } else {
1747                alarmManager.set(
1748                        AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1749            }
1750        } catch (RuntimeException e) {
1751            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1752        }
1753    }
1754
1755    public void scheduleWakeUpCall(final int seconds, final int requestCode) {
1756        scheduleWakeUpCall((seconds < 0 ? 1 : seconds + 1) * 1000L, requestCode);
1757    }
1758
1759    public void scheduleWakeUpCall(final long milliSeconds, final int requestCode) {
1760        final var timeToWake = SystemClock.elapsedRealtime() + milliSeconds;
1761        final var alarmManager = getSystemService(AlarmManager.class);
1762        final Intent intent = new Intent(this, SystemEventReceiver.class);
1763        intent.setAction(ACTION_PING);
1764        try {
1765            final PendingIntent pendingIntent =
1766                    PendingIntent.getBroadcast(
1767                            this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1768            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1769        } catch (final RuntimeException e) {
1770            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1771        }
1772    }
1773
1774    private void scheduleNextIdlePing() {
1775        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1776        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1777        if (alarmManager == null) {
1778            return;
1779        }
1780        final Intent intent = new Intent(this, SystemEventReceiver.class);
1781        intent.setAction(ACTION_IDLE_PING);
1782        try {
1783            final PendingIntent pendingIntent =
1784                    PendingIntent.getBroadcast(
1785                            this,
1786                            0,
1787                            intent,
1788                            s()
1789                                    ? PendingIntent.FLAG_IMMUTABLE
1790                                            | PendingIntent.FLAG_UPDATE_CURRENT
1791                                    : PendingIntent.FLAG_UPDATE_CURRENT);
1792            alarmManager.setAndAllowWhileIdle(
1793                    AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1794        } catch (RuntimeException e) {
1795            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1796        }
1797    }
1798
1799    public XmppConnection createConnection(final Account account) {
1800        final XmppConnection connection = new XmppConnection(account, this);
1801        connection.setOnStatusChangedListener(this.statusListener);
1802        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1803        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1804        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1805        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1806        AxolotlService axolotlService = account.getAxolotlService();
1807        if (axolotlService != null) {
1808            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1809        }
1810        return connection;
1811    }
1812
1813    public void sendChatState(Conversation conversation) {
1814        if (sendChatStates()) {
1815            final var packet = mMessageGenerator.generateChatState(conversation);
1816            sendMessagePacket(conversation.getAccount(), packet);
1817        }
1818    }
1819
1820    private void sendFileMessage(final Message message, final boolean delay) {
1821        Log.d(Config.LOGTAG, "send file message");
1822        final Account account = message.getConversation().getAccount();
1823        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1824                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1825            mHttpConnectionManager.createNewUploadConnection(message, delay);
1826        } else {
1827            mJingleConnectionManager.startJingleFileTransfer(message);
1828        }
1829    }
1830
1831    public void sendMessage(final Message message) {
1832        sendMessage(message, false, false);
1833    }
1834
1835    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1836        final Account account = message.getConversation().getAccount();
1837        if (account.setShowErrorNotification(true)) {
1838            databaseBackend.updateAccount(account);
1839            mNotificationService.updateErrorNotification();
1840        }
1841        final Conversation conversation = (Conversation) message.getConversation();
1842        account.deactivateGracePeriod();
1843
1844        if (QuickConversationsService.isQuicksy()
1845                && conversation.getMode() == Conversation.MODE_SINGLE) {
1846            final Contact contact = conversation.getContact();
1847            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1848                Log.d(
1849                        Config.LOGTAG,
1850                        account.getJid().asBareJid()
1851                                + ": adding "
1852                                + contact.getJid()
1853                                + " on sending message");
1854                createContact(contact, true);
1855            }
1856        }
1857
1858        im.conversations.android.xmpp.model.stanza.Message packet = null;
1859        final boolean addToConversation = !message.edited();
1860        boolean saveInDb = addToConversation;
1861        message.setStatus(Message.STATUS_WAITING);
1862
1863        if (message.getEncryption() != Message.ENCRYPTION_NONE
1864                && conversation.getMode() == Conversation.MODE_MULTI
1865                && conversation.isPrivateAndNonAnonymous()) {
1866            if (conversation.setAttribute(
1867                    Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1868                databaseBackend.updateConversation(conversation);
1869            }
1870        }
1871
1872        final boolean inProgressJoin = isJoinInProgress(conversation);
1873
1874        if (account.isOnlineAndConnected() && !inProgressJoin) {
1875            switch (message.getEncryption()) {
1876                case Message.ENCRYPTION_NONE:
1877                    if (message.needsUploading()) {
1878                        if (account.httpUploadAvailable(
1879                                        fileBackend.getFile(message, false).getSize())
1880                                || conversation.getMode() == Conversation.MODE_MULTI
1881                                || message.fixCounterpart()) {
1882                            this.sendFileMessage(message, delay);
1883                        } else {
1884                            break;
1885                        }
1886                    } else {
1887                        packet = mMessageGenerator.generateChat(message);
1888                    }
1889                    break;
1890                case Message.ENCRYPTION_PGP:
1891                case Message.ENCRYPTION_DECRYPTED:
1892                    if (message.needsUploading()) {
1893                        if (account.httpUploadAvailable(
1894                                        fileBackend.getFile(message, false).getSize())
1895                                || conversation.getMode() == Conversation.MODE_MULTI
1896                                || message.fixCounterpart()) {
1897                            this.sendFileMessage(message, delay);
1898                        } else {
1899                            break;
1900                        }
1901                    } else {
1902                        packet = mMessageGenerator.generatePgpChat(message);
1903                    }
1904                    break;
1905                case Message.ENCRYPTION_AXOLOTL:
1906                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1907                    if (message.needsUploading()) {
1908                        if (account.httpUploadAvailable(
1909                                        fileBackend.getFile(message, false).getSize())
1910                                || conversation.getMode() == Conversation.MODE_MULTI
1911                                || message.fixCounterpart()) {
1912                            this.sendFileMessage(message, delay);
1913                        } else {
1914                            break;
1915                        }
1916                    } else {
1917                        XmppAxolotlMessage axolotlMessage =
1918                                account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1919                        if (axolotlMessage == null) {
1920                            account.getAxolotlService().preparePayloadMessage(message, delay);
1921                        } else {
1922                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1923                        }
1924                    }
1925                    break;
1926            }
1927            if (packet != null) {
1928                if (account.getXmppConnection().getFeatures().sm()
1929                        || (conversation.getMode() == Conversation.MODE_MULTI
1930                                && message.getCounterpart().isBareJid())) {
1931                    message.setStatus(Message.STATUS_UNSEND);
1932                } else {
1933                    message.setStatus(Message.STATUS_SEND);
1934                }
1935            }
1936        } else {
1937            switch (message.getEncryption()) {
1938                case Message.ENCRYPTION_DECRYPTED:
1939                    if (!message.needsUploading()) {
1940                        String pgpBody = message.getEncryptedBody();
1941                        String decryptedBody = message.getBody();
1942                        message.setBody(pgpBody); // TODO might throw NPE
1943                        message.setEncryption(Message.ENCRYPTION_PGP);
1944                        if (message.edited()) {
1945                            message.setBody(decryptedBody);
1946                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1947                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1948                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1949                            }
1950                            updateConversationUi();
1951                            return;
1952                        } else {
1953                            databaseBackend.createMessage(message);
1954                            saveInDb = false;
1955                            message.setBody(decryptedBody);
1956                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1957                        }
1958                    }
1959                    break;
1960                case Message.ENCRYPTION_AXOLOTL:
1961                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1962                    break;
1963            }
1964        }
1965
1966        boolean mucMessage =
1967                conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1968        if (mucMessage) {
1969            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1970        }
1971
1972        if (resend) {
1973            if (packet != null && addToConversation) {
1974                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1975                    markMessage(message, Message.STATUS_UNSEND);
1976                } else {
1977                    markMessage(message, Message.STATUS_SEND);
1978                }
1979            }
1980        } else {
1981            if (addToConversation) {
1982                conversation.add(message);
1983            }
1984            if (saveInDb) {
1985                databaseBackend.createMessage(message);
1986            } else if (message.edited()) {
1987                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1988                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1989                }
1990            }
1991            updateConversationUi();
1992        }
1993        if (packet != null) {
1994            if (delay) {
1995                mMessageGenerator.addDelay(packet, message.getTimeSent());
1996            }
1997            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1998                if (this.sendChatStates()) {
1999                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
2000                }
2001            }
2002            sendMessagePacket(account, packet);
2003        }
2004    }
2005
2006    private boolean isJoinInProgress(final Conversation conversation) {
2007        final Account account = conversation.getAccount();
2008        synchronized (account.inProgressConferenceJoins) {
2009            if (conversation.getMode() == Conversational.MODE_MULTI) {
2010                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
2011                final boolean pending = account.pendingConferenceJoins.contains(conversation);
2012                final boolean inProgressJoin = inProgress || pending;
2013                if (inProgressJoin) {
2014                    Log.d(
2015                            Config.LOGTAG,
2016                            account.getJid().asBareJid()
2017                                    + ": holding back message to group. inProgress="
2018                                    + inProgress
2019                                    + ", pending="
2020                                    + pending);
2021                }
2022                return inProgressJoin;
2023            } else {
2024                return false;
2025            }
2026        }
2027    }
2028
2029    private void sendUnsentMessages(final Conversation conversation) {
2030        conversation.findWaitingMessages(message -> resendMessage(message, true));
2031    }
2032
2033    public void resendMessage(final Message message, final boolean delay) {
2034        sendMessage(message, true, delay);
2035    }
2036
2037    public void requestEasyOnboardingInvite(
2038            final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
2039        final XmppConnection connection = account.getXmppConnection();
2040        final Jid jid =
2041                connection == null
2042                        ? null
2043                        : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
2044        if (jid == null) {
2045            callback.inviteRequestFailed(
2046                    getString(R.string.server_does_not_support_easy_onboarding_invites));
2047            return;
2048        }
2049        final Iq request = new Iq(Iq.Type.SET);
2050        request.setTo(jid);
2051        final Element command = request.addChild("command", Namespace.COMMANDS);
2052        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
2053        command.setAttribute("action", "execute");
2054        sendIqPacket(
2055                account,
2056                request,
2057                (response) -> {
2058                    if (response.getType() == Iq.Type.RESULT) {
2059                        final Element resultCommand =
2060                                response.findChild("command", Namespace.COMMANDS);
2061                        final Element x =
2062                                resultCommand == null
2063                                        ? null
2064                                        : resultCommand.findChild("x", Namespace.DATA);
2065                        if (x != null) {
2066                            final Data data = Data.parse(x);
2067                            final String uri = data.getValue("uri");
2068                            final String landingUrl = data.getValue("landing-url");
2069                            if (uri != null) {
2070                                final EasyOnboardingInvite invite =
2071                                        new EasyOnboardingInvite(
2072                                                jid.getDomain().toEscapedString(), uri, landingUrl);
2073                                callback.inviteRequested(invite);
2074                                return;
2075                            }
2076                        }
2077                        callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
2078                        Log.d(Config.LOGTAG, response.toString());
2079                    } else if (response.getType() == Iq.Type.ERROR) {
2080                        callback.inviteRequestFailed(IqParser.errorMessage(response));
2081                    } else {
2082                        callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
2083                    }
2084                });
2085    }
2086
2087    public void fetchBookmarks(final Account account) {
2088        final Iq iqPacket = new Iq(Iq.Type.GET);
2089        final Element query = iqPacket.query("jabber:iq:private");
2090        query.addChild("storage", Namespace.BOOKMARKS);
2091        final Consumer<Iq> callback =
2092                (response) -> {
2093                    if (response.getType() == Iq.Type.RESULT) {
2094                        final Element query1 = response.query();
2095                        final Element storage = query1.findChild("storage", "storage:bookmarks");
2096                        Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
2097                        processBookmarksInitial(account, bookmarks, false);
2098                    } else {
2099                        Log.d(
2100                                Config.LOGTAG,
2101                                account.getJid().asBareJid() + ": could not fetch bookmarks");
2102                    }
2103                };
2104        sendIqPacket(account, iqPacket, callback);
2105    }
2106
2107    public void fetchBookmarks2(final Account account) {
2108        final Iq retrieve = mIqGenerator.retrieveBookmarks();
2109        sendIqPacket(
2110                account,
2111                retrieve,
2112                (response) -> {
2113                    if (response.getType() == Iq.Type.RESULT) {
2114                        final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
2115                        final Map<Jid, Bookmark> bookmarks =
2116                                Bookmark.parseFromPubSub(pubsub, account);
2117                        processBookmarksInitial(account, bookmarks, true);
2118                    }
2119                });
2120    }
2121
2122    public void fetchMessageDisplayedSynchronization(final Account account) {
2123        Log.d(Config.LOGTAG, account.getJid() + ": retrieve mds");
2124        final var retrieve = mIqGenerator.retrieveMds();
2125        sendIqPacket(
2126                account,
2127                retrieve,
2128                (response) -> {
2129                    if (response.getType() != Iq.Type.RESULT) {
2130                        return;
2131                    }
2132                    final var pubSub = response.findChild("pubsub", Namespace.PUBSUB);
2133                    final Element items = pubSub == null ? null : pubSub.findChild("items");
2134                    if (items == null
2135                            || !Namespace.MDS_DISPLAYED.equals(items.getAttribute("node"))) {
2136                        return;
2137                    }
2138                    for (final Element child : items.getChildren()) {
2139                        if ("item".equals(child.getName())) {
2140                            processMdsItem(account, child);
2141                        }
2142                    }
2143                });
2144    }
2145
2146    public void processMdsItem(final Account account, final Element item) {
2147        final Jid jid =
2148                item == null ? null : InvalidJid.getNullForInvalid(item.getAttributeAsJid("id"));
2149        if (jid == null) {
2150            return;
2151        }
2152        final Element displayed = item.findChild("displayed", Namespace.MDS_DISPLAYED);
2153        final Element stanzaId =
2154                displayed == null ? null : displayed.findChild("stanza-id", Namespace.STANZA_IDS);
2155        final String id = stanzaId == null ? null : stanzaId.getAttribute("id");
2156        final Conversation conversation = find(account, jid);
2157        if (id != null && conversation != null) {
2158            conversation.setDisplayState(id);
2159            markReadUpToStanzaId(conversation, id);
2160        }
2161    }
2162
2163    public void markReadUpToStanzaId(final Conversation conversation, final String stanzaId) {
2164        final Message message = conversation.findMessageWithServerMsgId(stanzaId);
2165        if (message == null) { // do we want to check if isRead?
2166            return;
2167        }
2168        markReadUpTo(conversation, message);
2169    }
2170
2171    public void markReadUpTo(final Conversation conversation, final Message message) {
2172        final boolean isDismissNotification = isDismissNotification(message);
2173        final var uuid = message.getUuid();
2174        Log.d(
2175                Config.LOGTAG,
2176                conversation.getAccount().getJid().asBareJid()
2177                        + ": mark "
2178                        + conversation.getJid().asBareJid()
2179                        + " as read up to "
2180                        + uuid);
2181        markRead(conversation, uuid, isDismissNotification);
2182    }
2183
2184    private static boolean isDismissNotification(final Message message) {
2185        Message next = message.next();
2186        while (next != null) {
2187            if (message.getStatus() == Message.STATUS_RECEIVED) {
2188                return false;
2189            }
2190            next = next.next();
2191        }
2192        return true;
2193    }
2194
2195    public void processBookmarksInitial(
2196            final Account account, final Map<Jid, Bookmark> bookmarks, final boolean pep) {
2197        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
2198        for (final Bookmark bookmark : bookmarks.values()) {
2199            previousBookmarks.remove(bookmark.getJid().asBareJid());
2200            processModifiedBookmark(bookmark, pep);
2201        }
2202        if (pep) {
2203            processDeletedBookmarks(account, previousBookmarks);
2204        }
2205        account.setBookmarks(bookmarks);
2206    }
2207
2208    public void processDeletedBookmarks(final Account account, final Collection<Jid> bookmarks) {
2209        Log.d(
2210                Config.LOGTAG,
2211                account.getJid().asBareJid()
2212                        + ": "
2213                        + bookmarks.size()
2214                        + " bookmarks have been removed");
2215        for (final Jid bookmark : bookmarks) {
2216            processDeletedBookmark(account, bookmark);
2217        }
2218    }
2219
2220    public void processDeletedBookmark(final Account account, final Jid jid) {
2221        final Conversation conversation = find(account, jid);
2222        if (conversation == null) {
2223            return;
2224        }
2225        Log.d(
2226                Config.LOGTAG,
2227                account.getJid().asBareJid() + ": archiving MUC " + jid + " after PEP update");
2228        archiveConversation(conversation, false);
2229    }
2230
2231    private void processModifiedBookmark(final Bookmark bookmark, final boolean pep) {
2232        final Account account = bookmark.getAccount();
2233        Conversation conversation = find(bookmark);
2234        if (conversation != null) {
2235            if (conversation.getMode() != Conversation.MODE_MULTI) {
2236                return;
2237            }
2238            bookmark.setConversation(conversation);
2239            if (pep && !bookmark.autojoin()) {
2240                Log.d(
2241                        Config.LOGTAG,
2242                        account.getJid().asBareJid()
2243                                + ": archiving conference ("
2244                                + conversation.getJid()
2245                                + ") after receiving pep");
2246                archiveConversation(conversation, false);
2247            } else {
2248                final MucOptions mucOptions = conversation.getMucOptions();
2249                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
2250                    final String current = mucOptions.getActualNick();
2251                    final String proposed = mucOptions.getProposedNickPure();
2252                    if (current != null && !current.equals(proposed)) {
2253                        Log.d(
2254                                Config.LOGTAG,
2255                                account.getJid().asBareJid()
2256                                        + ": proposed nick changed after bookmark push "
2257                                        + current
2258                                        + "->"
2259                                        + proposed);
2260                        joinMuc(conversation);
2261                    }
2262                } else {
2263                    checkMucRequiresRename(conversation);
2264                }
2265            }
2266        } else if (bookmark.autojoin()) {
2267            conversation =
2268                    findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
2269            bookmark.setConversation(conversation);
2270        }
2271    }
2272
2273    public void processModifiedBookmark(final Bookmark bookmark) {
2274        processModifiedBookmark(bookmark, true);
2275    }
2276
2277    public void ensureBookmarkIsAutoJoin(final Conversation conversation) {
2278        final var account = conversation.getAccount();
2279        final var existingBookmark = conversation.getBookmark();
2280        if (existingBookmark == null) {
2281            final var bookmark = new Bookmark(account, conversation.getJid().asBareJid());
2282            bookmark.setAutojoin(true);
2283            createBookmark(account, bookmark);
2284        } else {
2285            if (existingBookmark.autojoin()) {
2286                return;
2287            }
2288            existingBookmark.setAutojoin(true);
2289            createBookmark(account, existingBookmark);
2290        }
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        if (existing.getMode() == Conversational.MODE_MULTI) {
2877            ensureBookmarkIsAutoJoin(existing);
2878        }
2879        updateConversationUi();
2880        return existing;
2881    }
2882
2883    private boolean restoreFromArchive(
2884            final Conversation conversation, final Jid jid, final boolean muc) {
2885        if (muc) {
2886            conversation.setMode(Conversation.MODE_MULTI);
2887            conversation.setContactJid(jid);
2888        } else {
2889            conversation.setMode(Conversation.MODE_SINGLE);
2890            conversation.setContactJid(jid.asBareJid());
2891        }
2892        return restoreFromArchive(conversation);
2893    }
2894
2895    private boolean restoreFromArchive(final Conversation conversation) {
2896        conversation.setStatus(Conversation.STATUS_AVAILABLE);
2897        databaseBackend.updateConversation(conversation);
2898        return conversation.messagesLoaded.compareAndSet(true, false);
2899    }
2900
2901    private void postProcessConversation(
2902            final Conversation c,
2903            final boolean loadMessagesFromDb,
2904            final boolean joinAfterCreate,
2905            final MessageArchiveService.Query query) {
2906        final var singleMode = c.getMode() == Conversational.MODE_SINGLE;
2907        final var account = c.getAccount();
2908        if (loadMessagesFromDb) {
2909            c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2910            updateConversationUi();
2911            c.messagesLoaded.set(true);
2912        }
2913        if (account.getXmppConnection() != null
2914                && !c.getContact().isBlocked()
2915                && account.getXmppConnection().getFeatures().mam()
2916                && singleMode) {
2917            if (query == null) {
2918                mMessageArchiveService.query(c);
2919            } else {
2920                if (query.getConversation() == null) {
2921                    mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2922                }
2923            }
2924        }
2925        if (joinAfterCreate) {
2926            joinMuc(c);
2927        }
2928    }
2929
2930    public void archiveConversation(Conversation conversation) {
2931        archiveConversation(conversation, true);
2932    }
2933
2934    private void archiveConversation(
2935            Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2936        getNotificationService().clear(conversation);
2937        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2938        conversation.setNextMessage(null);
2939        synchronized (this.conversations) {
2940            getMessageArchiveService().kill(conversation);
2941            if (conversation.getMode() == Conversation.MODE_MULTI) {
2942                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2943                    final Bookmark bookmark = conversation.getBookmark();
2944                    if (maySynchronizeWithBookmarks && bookmark != null) {
2945                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2946                            Account account = bookmark.getAccount();
2947                            bookmark.setConversation(null);
2948                            deleteBookmark(account, bookmark);
2949                        } else if (bookmark.autojoin()) {
2950                            bookmark.setAutojoin(false);
2951                            createBookmark(bookmark.getAccount(), bookmark);
2952                        }
2953                    }
2954                }
2955                leaveMuc(conversation);
2956            } else {
2957                if (conversation
2958                        .getContact()
2959                        .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2960                    stopPresenceUpdatesTo(conversation.getContact());
2961                }
2962            }
2963            updateConversation(conversation);
2964            this.conversations.remove(conversation);
2965            updateConversationUi();
2966        }
2967    }
2968
2969    public void stopPresenceUpdatesTo(Contact contact) {
2970        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2971        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2972        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2973    }
2974
2975    public void createAccount(final Account account) {
2976        account.initAccountServices(this);
2977        databaseBackend.createAccount(account);
2978        if (CallIntegration.hasSystemFeature(this)) {
2979            CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
2980        }
2981        this.accounts.add(account);
2982        this.reconnectAccountInBackground(account);
2983        updateAccountUi();
2984        syncEnabledAccountSetting();
2985        toggleForegroundService();
2986    }
2987
2988    private void syncEnabledAccountSetting() {
2989        final boolean hasEnabledAccounts = hasEnabledAccounts();
2990        getPreferences()
2991                .edit()
2992                .putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts)
2993                .apply();
2994        toggleSetProfilePictureActivity(hasEnabledAccounts);
2995    }
2996
2997    private void toggleSetProfilePictureActivity(final boolean enabled) {
2998        try {
2999            final ComponentName name =
3000                    new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
3001            final int targetState =
3002                    enabled
3003                            ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED
3004                            : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
3005            getPackageManager()
3006                    .setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
3007        } catch (IllegalStateException e) {
3008            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
3009        }
3010    }
3011
3012    public boolean reconfigurePushDistributor() {
3013        return this.unifiedPushBroker.reconfigurePushDistributor();
3014    }
3015
3016    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(
3017            final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
3018        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
3019    }
3020
3021    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
3022        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
3023    }
3024
3025    public UnifiedPushBroker getUnifiedPushBroker() {
3026        return this.unifiedPushBroker;
3027    }
3028
3029    private void provisionAccount(final String address, final String password) {
3030        final Jid jid = Jid.ofEscaped(address);
3031        final Account account = new Account(jid, password);
3032        account.setOption(Account.OPTION_DISABLED, true);
3033        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
3034        createAccount(account);
3035    }
3036
3037    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
3038        new Thread(
3039                        () -> {
3040                            try {
3041                                final X509Certificate[] chain =
3042                                        KeyChain.getCertificateChain(this, alias);
3043                                final X509Certificate cert =
3044                                        chain != null && chain.length > 0 ? chain[0] : null;
3045                                if (cert == null) {
3046                                    callback.informUser(R.string.unable_to_parse_certificate);
3047                                    return;
3048                                }
3049                                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
3050                                if (info == null) {
3051                                    callback.informUser(R.string.certificate_does_not_contain_jid);
3052                                    return;
3053                                }
3054                                if (findAccountByJid(info.first) == null) {
3055                                    final Account account = new Account(info.first, "");
3056                                    account.setPrivateKeyAlias(alias);
3057                                    account.setOption(Account.OPTION_DISABLED, true);
3058                                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
3059                                    account.setDisplayName(info.second);
3060                                    createAccount(account);
3061                                    callback.onAccountCreated(account);
3062                                    if (Config.X509_VERIFICATION) {
3063                                        try {
3064                                            getMemorizingTrustManager()
3065                                                    .getNonInteractive(account.getServer())
3066                                                    .checkClientTrusted(chain, "RSA");
3067                                        } catch (CertificateException e) {
3068                                            callback.informUser(
3069                                                    R.string.certificate_chain_is_not_trusted);
3070                                        }
3071                                    }
3072                                } else {
3073                                    callback.informUser(R.string.account_already_exists);
3074                                }
3075                            } catch (Exception e) {
3076                                callback.informUser(R.string.unable_to_parse_certificate);
3077                            }
3078                        })
3079                .start();
3080    }
3081
3082    public void updateKeyInAccount(final Account account, final String alias) {
3083        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
3084        try {
3085            X509Certificate[] chain =
3086                    KeyChain.getCertificateChain(XmppConnectionService.this, alias);
3087            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
3088            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
3089            if (info == null) {
3090                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
3091                return;
3092            }
3093            if (account.getJid().asBareJid().equals(info.first)) {
3094                account.setPrivateKeyAlias(alias);
3095                account.setDisplayName(info.second);
3096                databaseBackend.updateAccount(account);
3097                if (Config.X509_VERIFICATION) {
3098                    try {
3099                        getMemorizingTrustManager()
3100                                .getNonInteractive()
3101                                .checkClientTrusted(chain, "RSA");
3102                    } catch (CertificateException e) {
3103                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
3104                    }
3105                    account.getAxolotlService().regenerateKeys(true);
3106                }
3107            } else {
3108                showErrorToastInUi(R.string.jid_does_not_match_certificate);
3109            }
3110        } catch (Exception e) {
3111            e.printStackTrace();
3112        }
3113    }
3114
3115    public boolean updateAccount(final Account account) {
3116        if (databaseBackend.updateAccount(account)) {
3117            account.setShowErrorNotification(true);
3118            this.statusListener.onStatusChanged(account);
3119            databaseBackend.updateAccount(account);
3120            reconnectAccountInBackground(account);
3121            updateAccountUi();
3122            getNotificationService().updateErrorNotification();
3123            toggleForegroundService();
3124            syncEnabledAccountSetting();
3125            mChannelDiscoveryService.cleanCache();
3126            if (CallIntegration.hasSystemFeature(this)) {
3127                CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
3128            }
3129            return true;
3130        } else {
3131            return false;
3132        }
3133    }
3134
3135    public void updateAccountPasswordOnServer(
3136            final Account account,
3137            final String newPassword,
3138            final OnAccountPasswordChanged callback) {
3139        final Iq iq = getIqGenerator().generateSetPassword(account, newPassword);
3140        sendIqPacket(
3141                account,
3142                iq,
3143                (packet) -> {
3144                    if (packet.getType() == Iq.Type.RESULT) {
3145                        account.setPassword(newPassword);
3146                        account.setOption(Account.OPTION_MAGIC_CREATE, false);
3147                        databaseBackend.updateAccount(account);
3148                        callback.onPasswordChangeSucceeded();
3149                    } else {
3150                        callback.onPasswordChangeFailed();
3151                    }
3152                });
3153    }
3154
3155    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
3156        final Iq iqPacket = new Iq(Iq.Type.SET);
3157        final Element query = iqPacket.addChild("query", Namespace.REGISTER);
3158        query.addChild("remove");
3159        sendIqPacket(
3160                account,
3161                iqPacket,
3162                (response) -> {
3163                    if (response.getType() == Iq.Type.RESULT) {
3164                        deleteAccount(account);
3165                        callback.accept(true);
3166                    } else {
3167                        callback.accept(false);
3168                    }
3169                });
3170    }
3171
3172    public void deleteAccount(final Account account) {
3173        final boolean connected = account.getStatus() == Account.State.ONLINE;
3174        synchronized (this.conversations) {
3175            if (connected) {
3176                account.getAxolotlService().deleteOmemoIdentity();
3177            }
3178            for (final Conversation conversation : conversations) {
3179                if (conversation.getAccount() == account) {
3180                    if (conversation.getMode() == Conversation.MODE_MULTI) {
3181                        if (connected) {
3182                            leaveMuc(conversation);
3183                        }
3184                    }
3185                    conversations.remove(conversation);
3186                    mNotificationService.clear(conversation);
3187                }
3188            }
3189            if (account.getXmppConnection() != null) {
3190                new Thread(() -> disconnect(account, !connected)).start();
3191            }
3192            final Runnable runnable =
3193                    () -> {
3194                        if (!databaseBackend.deleteAccount(account)) {
3195                            Log.d(
3196                                    Config.LOGTAG,
3197                                    account.getJid().asBareJid() + ": unable to delete account");
3198                        }
3199                    };
3200            mDatabaseWriterExecutor.execute(runnable);
3201            this.accounts.remove(account);
3202            if (CallIntegration.hasSystemFeature(this)) {
3203                CallIntegrationConnectionService.unregisterPhoneAccount(this, account);
3204            }
3205            this.mRosterSyncTaskManager.clear(account);
3206            updateAccountUi();
3207            mNotificationService.updateErrorNotification();
3208            syncEnabledAccountSetting();
3209            toggleForegroundService();
3210        }
3211    }
3212
3213    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
3214        final boolean remainingListeners;
3215        synchronized (LISTENER_LOCK) {
3216            remainingListeners = checkListeners();
3217            if (!this.mOnConversationUpdates.add(listener)) {
3218                Log.w(
3219                        Config.LOGTAG,
3220                        listener.getClass().getName()
3221                                + " is already registered as ConversationListChangedListener");
3222            }
3223            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
3224        }
3225        if (remainingListeners) {
3226            switchToForeground();
3227        }
3228    }
3229
3230    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
3231        final boolean remainingListeners;
3232        synchronized (LISTENER_LOCK) {
3233            this.mOnConversationUpdates.remove(listener);
3234            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
3235            remainingListeners = checkListeners();
3236        }
3237        if (remainingListeners) {
3238            switchToBackground();
3239        }
3240    }
3241
3242    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
3243        final boolean remainingListeners;
3244        synchronized (LISTENER_LOCK) {
3245            remainingListeners = checkListeners();
3246            if (!this.mOnShowErrorToasts.add(listener)) {
3247                Log.w(
3248                        Config.LOGTAG,
3249                        listener.getClass().getName()
3250                                + " is already registered as OnShowErrorToastListener");
3251            }
3252        }
3253        if (remainingListeners) {
3254            switchToForeground();
3255        }
3256    }
3257
3258    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
3259        final boolean remainingListeners;
3260        synchronized (LISTENER_LOCK) {
3261            this.mOnShowErrorToasts.remove(onShowErrorToast);
3262            remainingListeners = checkListeners();
3263        }
3264        if (remainingListeners) {
3265            switchToBackground();
3266        }
3267    }
3268
3269    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
3270        final boolean remainingListeners;
3271        synchronized (LISTENER_LOCK) {
3272            remainingListeners = checkListeners();
3273            if (!this.mOnAccountUpdates.add(listener)) {
3274                Log.w(
3275                        Config.LOGTAG,
3276                        listener.getClass().getName()
3277                                + " is already registered as OnAccountListChangedtListener");
3278            }
3279        }
3280        if (remainingListeners) {
3281            switchToForeground();
3282        }
3283    }
3284
3285    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
3286        final boolean remainingListeners;
3287        synchronized (LISTENER_LOCK) {
3288            this.mOnAccountUpdates.remove(listener);
3289            remainingListeners = checkListeners();
3290        }
3291        if (remainingListeners) {
3292            switchToBackground();
3293        }
3294    }
3295
3296    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3297        final boolean remainingListeners;
3298        synchronized (LISTENER_LOCK) {
3299            remainingListeners = checkListeners();
3300            if (!this.mOnCaptchaRequested.add(listener)) {
3301                Log.w(
3302                        Config.LOGTAG,
3303                        listener.getClass().getName()
3304                                + " is already registered as OnCaptchaRequestListener");
3305            }
3306        }
3307        if (remainingListeners) {
3308            switchToForeground();
3309        }
3310    }
3311
3312    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3313        final boolean remainingListeners;
3314        synchronized (LISTENER_LOCK) {
3315            this.mOnCaptchaRequested.remove(listener);
3316            remainingListeners = checkListeners();
3317        }
3318        if (remainingListeners) {
3319            switchToBackground();
3320        }
3321    }
3322
3323    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
3324        final boolean remainingListeners;
3325        synchronized (LISTENER_LOCK) {
3326            remainingListeners = checkListeners();
3327            if (!this.mOnRosterUpdates.add(listener)) {
3328                Log.w(
3329                        Config.LOGTAG,
3330                        listener.getClass().getName()
3331                                + " is already registered as OnRosterUpdateListener");
3332            }
3333        }
3334        if (remainingListeners) {
3335            switchToForeground();
3336        }
3337    }
3338
3339    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
3340        final boolean remainingListeners;
3341        synchronized (LISTENER_LOCK) {
3342            this.mOnRosterUpdates.remove(listener);
3343            remainingListeners = checkListeners();
3344        }
3345        if (remainingListeners) {
3346            switchToBackground();
3347        }
3348    }
3349
3350    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3351        final boolean remainingListeners;
3352        synchronized (LISTENER_LOCK) {
3353            remainingListeners = checkListeners();
3354            if (!this.mOnUpdateBlocklist.add(listener)) {
3355                Log.w(
3356                        Config.LOGTAG,
3357                        listener.getClass().getName()
3358                                + " is already registered as OnUpdateBlocklistListener");
3359            }
3360        }
3361        if (remainingListeners) {
3362            switchToForeground();
3363        }
3364    }
3365
3366    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3367        final boolean remainingListeners;
3368        synchronized (LISTENER_LOCK) {
3369            this.mOnUpdateBlocklist.remove(listener);
3370            remainingListeners = checkListeners();
3371        }
3372        if (remainingListeners) {
3373            switchToBackground();
3374        }
3375    }
3376
3377    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
3378        final boolean remainingListeners;
3379        synchronized (LISTENER_LOCK) {
3380            remainingListeners = checkListeners();
3381            if (!this.mOnKeyStatusUpdated.add(listener)) {
3382                Log.w(
3383                        Config.LOGTAG,
3384                        listener.getClass().getName()
3385                                + " is already registered as OnKeyStatusUpdateListener");
3386            }
3387        }
3388        if (remainingListeners) {
3389            switchToForeground();
3390        }
3391    }
3392
3393    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
3394        final boolean remainingListeners;
3395        synchronized (LISTENER_LOCK) {
3396            this.mOnKeyStatusUpdated.remove(listener);
3397            remainingListeners = checkListeners();
3398        }
3399        if (remainingListeners) {
3400            switchToBackground();
3401        }
3402    }
3403
3404    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3405        final boolean remainingListeners;
3406        synchronized (LISTENER_LOCK) {
3407            remainingListeners = checkListeners();
3408            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
3409                Log.w(
3410                        Config.LOGTAG,
3411                        listener.getClass().getName()
3412                                + " is already registered as OnJingleRtpConnectionUpdate");
3413            }
3414        }
3415        if (remainingListeners) {
3416            switchToForeground();
3417        }
3418    }
3419
3420    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3421        final boolean remainingListeners;
3422        synchronized (LISTENER_LOCK) {
3423            this.onJingleRtpConnectionUpdate.remove(listener);
3424            remainingListeners = checkListeners();
3425        }
3426        if (remainingListeners) {
3427            switchToBackground();
3428        }
3429    }
3430
3431    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
3432        final boolean remainingListeners;
3433        synchronized (LISTENER_LOCK) {
3434            remainingListeners = checkListeners();
3435            if (!this.mOnMucRosterUpdate.add(listener)) {
3436                Log.w(
3437                        Config.LOGTAG,
3438                        listener.getClass().getName()
3439                                + " is already registered as OnMucRosterListener");
3440            }
3441        }
3442        if (remainingListeners) {
3443            switchToForeground();
3444        }
3445    }
3446
3447    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
3448        final boolean remainingListeners;
3449        synchronized (LISTENER_LOCK) {
3450            this.mOnMucRosterUpdate.remove(listener);
3451            remainingListeners = checkListeners();
3452        }
3453        if (remainingListeners) {
3454            switchToBackground();
3455        }
3456    }
3457
3458    public boolean checkListeners() {
3459        return (this.mOnAccountUpdates.size() == 0
3460                && this.mOnConversationUpdates.size() == 0
3461                && this.mOnRosterUpdates.size() == 0
3462                && this.mOnCaptchaRequested.size() == 0
3463                && this.mOnMucRosterUpdate.size() == 0
3464                && this.mOnUpdateBlocklist.size() == 0
3465                && this.mOnShowErrorToasts.size() == 0
3466                && this.onJingleRtpConnectionUpdate.size() == 0
3467                && this.mOnKeyStatusUpdated.size() == 0);
3468    }
3469
3470    private void switchToForeground() {
3471        toggleSoftDisabled(false);
3472        final boolean broadcastLastActivity = broadcastLastActivity();
3473        for (Conversation conversation : getConversations()) {
3474            if (conversation.getMode() == Conversation.MODE_MULTI) {
3475                conversation.getMucOptions().resetChatState();
3476            } else {
3477                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
3478            }
3479        }
3480        for (Account account : getAccounts()) {
3481            if (account.getStatus() == Account.State.ONLINE) {
3482                account.deactivateGracePeriod();
3483                final XmppConnection connection = account.getXmppConnection();
3484                if (connection != null) {
3485                    if (connection.getFeatures().csi()) {
3486                        connection.sendActive();
3487                    }
3488                    if (broadcastLastActivity) {
3489                        sendPresence(
3490                                account,
3491                                false); // send new presence but don't include idle because we are
3492                        // not
3493                    }
3494                }
3495            }
3496        }
3497        Log.d(Config.LOGTAG, "app switched into foreground");
3498    }
3499
3500    private void switchToBackground() {
3501        final boolean broadcastLastActivity = broadcastLastActivity();
3502        if (broadcastLastActivity) {
3503            mLastActivity = System.currentTimeMillis();
3504            final SharedPreferences.Editor editor = getPreferences().edit();
3505            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
3506            editor.apply();
3507        }
3508        for (Account account : getAccounts()) {
3509            if (account.getStatus() == Account.State.ONLINE) {
3510                XmppConnection connection = account.getXmppConnection();
3511                if (connection != null) {
3512                    if (broadcastLastActivity) {
3513                        sendPresence(account, true);
3514                    }
3515                    if (connection.getFeatures().csi()) {
3516                        connection.sendInactive();
3517                    }
3518                }
3519            }
3520        }
3521        this.mNotificationService.setIsInForeground(false);
3522        Log.d(Config.LOGTAG, "app switched into background");
3523    }
3524
3525    public void connectMultiModeConversations(Account account) {
3526        List<Conversation> conversations = getConversations();
3527        for (Conversation conversation : conversations) {
3528            if (conversation.getMode() == Conversation.MODE_MULTI
3529                    && conversation.getAccount() == account) {
3530                joinMuc(conversation);
3531            }
3532        }
3533    }
3534
3535    public void mucSelfPingAndRejoin(final Conversation conversation) {
3536        final Account account = conversation.getAccount();
3537        synchronized (account.inProgressConferenceJoins) {
3538            if (account.inProgressConferenceJoins.contains(conversation)) {
3539                Log.d(
3540                        Config.LOGTAG,
3541                        account.getJid().asBareJid()
3542                                + ": canceling muc self ping because join is already under way");
3543                return;
3544            }
3545        }
3546        synchronized (account.inProgressConferencePings) {
3547            if (!account.inProgressConferencePings.add(conversation)) {
3548                Log.d(
3549                        Config.LOGTAG,
3550                        account.getJid().asBareJid()
3551                                + ": canceling muc self ping because ping is already under way");
3552                return;
3553            }
3554        }
3555        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
3556        final Iq ping = new Iq(Iq.Type.GET);
3557        ping.setTo(self);
3558        ping.addChild("ping", Namespace.PING);
3559        sendIqPacket(
3560                conversation.getAccount(),
3561                ping,
3562                (response) -> {
3563                    if (response.getType() == Iq.Type.ERROR) {
3564                        final var error = response.getError();
3565                        if (error == null
3566                                || error.hasChild("service-unavailable")
3567                                || error.hasChild("feature-not-implemented")
3568                                || error.hasChild("item-not-found")) {
3569                            Log.d(
3570                                    Config.LOGTAG,
3571                                    account.getJid().asBareJid()
3572                                            + ": ping to "
3573                                            + self
3574                                            + " came back as ignorable error");
3575                        } else {
3576                            Log.d(
3577                                    Config.LOGTAG,
3578                                    account.getJid().asBareJid()
3579                                            + ": ping to "
3580                                            + self
3581                                            + " failed. attempting rejoin");
3582                            joinMuc(conversation);
3583                        }
3584                    } else if (response.getType() == Iq.Type.RESULT) {
3585                        Log.d(
3586                                Config.LOGTAG,
3587                                account.getJid().asBareJid()
3588                                        + ": ping to "
3589                                        + self
3590                                        + " came back fine");
3591                    }
3592                    synchronized (account.inProgressConferencePings) {
3593                        account.inProgressConferencePings.remove(conversation);
3594                    }
3595                });
3596    }
3597
3598    public void joinMuc(Conversation conversation) {
3599        joinMuc(conversation, null, false);
3600    }
3601
3602    public void joinMuc(Conversation conversation, boolean followedInvite) {
3603        joinMuc(conversation, null, followedInvite);
3604    }
3605
3606    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
3607        joinMuc(conversation, onConferenceJoined, false);
3608    }
3609
3610    private void joinMuc(
3611            Conversation conversation,
3612            final OnConferenceJoined onConferenceJoined,
3613            final boolean followedInvite) {
3614        final Account account = conversation.getAccount();
3615        synchronized (account.pendingConferenceJoins) {
3616            account.pendingConferenceJoins.remove(conversation);
3617        }
3618        synchronized (account.pendingConferenceLeaves) {
3619            account.pendingConferenceLeaves.remove(conversation);
3620        }
3621        if (account.getStatus() == Account.State.ONLINE) {
3622            synchronized (account.inProgressConferenceJoins) {
3623                account.inProgressConferenceJoins.add(conversation);
3624            }
3625            if (Config.MUC_LEAVE_BEFORE_JOIN) {
3626                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
3627            }
3628            conversation.resetMucOptions();
3629            if (onConferenceJoined != null) {
3630                conversation.getMucOptions().flagNoAutoPushConfiguration();
3631            }
3632            conversation.setHasMessagesLeftOnServer(false);
3633            fetchConferenceConfiguration(
3634                    conversation,
3635                    new OnConferenceConfigurationFetched() {
3636
3637                        private void join(Conversation conversation) {
3638                            Account account = conversation.getAccount();
3639                            final MucOptions mucOptions = conversation.getMucOptions();
3640
3641                            if (mucOptions.nonanonymous()
3642                                    && !mucOptions.membersOnly()
3643                                    && !conversation.getBooleanAttribute(
3644                                            "accept_non_anonymous", false)) {
3645                                synchronized (account.inProgressConferenceJoins) {
3646                                    account.inProgressConferenceJoins.remove(conversation);
3647                                }
3648                                mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
3649                                updateConversationUi();
3650                                if (onConferenceJoined != null) {
3651                                    onConferenceJoined.onConferenceJoined(conversation);
3652                                }
3653                                return;
3654                            }
3655
3656                            final Jid joinJid = mucOptions.getSelf().getFullJid();
3657                            Log.d(
3658                                    Config.LOGTAG,
3659                                    account.getJid().asBareJid().toString()
3660                                            + ": joining conversation "
3661                                            + joinJid.toString());
3662                            final var packet =
3663                                    mPresenceGenerator.selfPresence(
3664                                            account,
3665                                            Presence.Status.ONLINE,
3666                                            mucOptions.nonanonymous()
3667                                                    || onConferenceJoined != null);
3668                            packet.setTo(joinJid);
3669                            Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3670                            if (conversation.getMucOptions().getPassword() != null) {
3671                                x.addChild("password").setContent(mucOptions.getPassword());
3672                            }
3673
3674                            if (mucOptions.mamSupport()) {
3675                                // Use MAM instead of the limited muc history to get history
3676                                x.addChild("history").setAttribute("maxchars", "0");
3677                            } else {
3678                                // Fallback to muc history
3679                                x.addChild("history")
3680                                        .setAttribute(
3681                                                "since",
3682                                                PresenceGenerator.getTimestamp(
3683                                                        conversation
3684                                                                .getLastMessageTransmitted()
3685                                                                .getTimestamp()));
3686                            }
3687                            sendPresencePacket(account, packet);
3688                            if (onConferenceJoined != null) {
3689                                onConferenceJoined.onConferenceJoined(conversation);
3690                            }
3691                            if (!joinJid.equals(conversation.getJid())) {
3692                                conversation.setContactJid(joinJid);
3693                                databaseBackend.updateConversation(conversation);
3694                            }
3695
3696                            if (mucOptions.mamSupport()) {
3697                                getMessageArchiveService().catchupMUC(conversation);
3698                            }
3699                            if (mucOptions.isPrivateAndNonAnonymous()) {
3700                                fetchConferenceMembers(conversation);
3701
3702                                if (followedInvite) {
3703                                    final Bookmark bookmark = conversation.getBookmark();
3704                                    if (bookmark != null) {
3705                                        if (!bookmark.autojoin()) {
3706                                            bookmark.setAutojoin(true);
3707                                            createBookmark(account, bookmark);
3708                                        }
3709                                    } else {
3710                                        saveConversationAsBookmark(conversation, null);
3711                                    }
3712                                }
3713                            }
3714                            synchronized (account.inProgressConferenceJoins) {
3715                                account.inProgressConferenceJoins.remove(conversation);
3716                                sendUnsentMessages(conversation);
3717                            }
3718                        }
3719
3720                        @Override
3721                        public void onConferenceConfigurationFetched(Conversation conversation) {
3722                            if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3723                                Log.d(
3724                                        Config.LOGTAG,
3725                                        account.getJid().asBareJid()
3726                                                + ": conversation ("
3727                                                + conversation.getJid()
3728                                                + ") got archived before IQ result");
3729                                return;
3730                            }
3731                            join(conversation);
3732                        }
3733
3734                        @Override
3735                        public void onFetchFailed(
3736                                final Conversation conversation, final String errorCondition) {
3737                            if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3738                                Log.d(
3739                                        Config.LOGTAG,
3740                                        account.getJid().asBareJid()
3741                                                + ": conversation ("
3742                                                + conversation.getJid()
3743                                                + ") got archived before IQ result");
3744                                return;
3745                            }
3746                            if ("remote-server-not-found".equals(errorCondition)) {
3747                                synchronized (account.inProgressConferenceJoins) {
3748                                    account.inProgressConferenceJoins.remove(conversation);
3749                                }
3750                                conversation
3751                                        .getMucOptions()
3752                                        .setError(MucOptions.Error.SERVER_NOT_FOUND);
3753                                updateConversationUi();
3754                            } else {
3755                                join(conversation);
3756                                fetchConferenceConfiguration(conversation);
3757                            }
3758                        }
3759                    });
3760            updateConversationUi();
3761        } else {
3762            synchronized (account.pendingConferenceJoins) {
3763                account.pendingConferenceJoins.add(conversation);
3764            }
3765            conversation.resetMucOptions();
3766            conversation.setHasMessagesLeftOnServer(false);
3767            updateConversationUi();
3768        }
3769    }
3770
3771    private void fetchConferenceMembers(final Conversation conversation) {
3772        final Account account = conversation.getAccount();
3773        final AxolotlService axolotlService = account.getAxolotlService();
3774        final String[] affiliations = {"member", "admin", "owner"};
3775        final Consumer<Iq> callback =
3776                new Consumer<Iq>() {
3777
3778                    private int i = 0;
3779                    private boolean success = true;
3780
3781                    @Override
3782                    public void accept(Iq response) {
3783                        final boolean omemoEnabled =
3784                                conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3785                        Element query = response.query("http://jabber.org/protocol/muc#admin");
3786                        if (response.getType() == Iq.Type.RESULT && query != null) {
3787                            for (Element child : query.getChildren()) {
3788                                if ("item".equals(child.getName())) {
3789                                    MucOptions.User user =
3790                                            AbstractParser.parseItem(conversation, child);
3791                                    if (!user.realJidMatchesAccount()) {
3792                                        boolean isNew =
3793                                                conversation.getMucOptions().updateUser(user);
3794                                        Contact contact = user.getContact();
3795                                        if (omemoEnabled
3796                                                && isNew
3797                                                && user.getRealJid() != null
3798                                                && (contact == null
3799                                                        || !contact.mutualPresenceSubscription())
3800                                                && axolotlService.hasEmptyDeviceList(
3801                                                        user.getRealJid())) {
3802                                            axolotlService.fetchDeviceIds(user.getRealJid());
3803                                        }
3804                                    }
3805                                }
3806                            }
3807                        } else {
3808                            success = false;
3809                            Log.d(
3810                                    Config.LOGTAG,
3811                                    account.getJid().asBareJid()
3812                                            + ": could not request affiliation "
3813                                            + affiliations[i]
3814                                            + " in "
3815                                            + conversation.getJid().asBareJid());
3816                        }
3817                        ++i;
3818                        if (i >= affiliations.length) {
3819                            List<Jid> members = conversation.getMucOptions().getMembers(true);
3820                            if (success) {
3821                                List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3822                                boolean changed = false;
3823                                for (ListIterator<Jid> iterator = cryptoTargets.listIterator();
3824                                        iterator.hasNext(); ) {
3825                                    Jid jid = iterator.next();
3826                                    if (!members.contains(jid)
3827                                            && !members.contains(jid.getDomain())) {
3828                                        iterator.remove();
3829                                        Log.d(
3830                                                Config.LOGTAG,
3831                                                account.getJid().asBareJid()
3832                                                        + ": removed "
3833                                                        + jid
3834                                                        + " from crypto targets of "
3835                                                        + conversation.getName());
3836                                        changed = true;
3837                                    }
3838                                }
3839                                if (changed) {
3840                                    conversation.setAcceptedCryptoTargets(cryptoTargets);
3841                                    updateConversation(conversation);
3842                                }
3843                            }
3844                            getAvatarService().clear(conversation);
3845                            updateMucRosterUi();
3846                            updateConversationUi();
3847                        }
3848                    }
3849                };
3850        for (String affiliation : affiliations) {
3851            sendIqPacket(
3852                    account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3853        }
3854        Log.d(
3855                Config.LOGTAG,
3856                account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3857    }
3858
3859    public void providePasswordForMuc(final Conversation conversation, final String password) {
3860        if (conversation.getMode() == Conversation.MODE_MULTI) {
3861            conversation.getMucOptions().setPassword(password);
3862            if (conversation.getBookmark() != null) {
3863                final Bookmark bookmark = conversation.getBookmark();
3864                bookmark.setAutojoin(true);
3865                createBookmark(conversation.getAccount(), bookmark);
3866            }
3867            updateConversation(conversation);
3868            joinMuc(conversation);
3869        }
3870    }
3871
3872    public void deleteAvatar(final Account account) {
3873        final AtomicBoolean executed = new AtomicBoolean(false);
3874        final Runnable onDeleted =
3875                () -> {
3876                    if (executed.compareAndSet(false, true)) {
3877                        account.setAvatar(null);
3878                        databaseBackend.updateAccount(account);
3879                        getAvatarService().clear(account);
3880                        updateAccountUi();
3881                    }
3882                };
3883        deleteVcardAvatar(account, onDeleted);
3884        deletePepNode(account, Namespace.AVATAR_DATA);
3885        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3886    }
3887
3888    public void deletePepNode(final Account account, final String node) {
3889        deletePepNode(account, node, null);
3890    }
3891
3892    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3893        final Iq request = mIqGenerator.deleteNode(node);
3894        sendIqPacket(
3895                account,
3896                request,
3897                (packet) -> {
3898                    if (packet.getType() == Iq.Type.RESULT) {
3899                        Log.d(
3900                                Config.LOGTAG,
3901                                account.getJid().asBareJid()
3902                                        + ": successfully deleted pep node "
3903                                        + node);
3904                        if (runnable != null) {
3905                            runnable.run();
3906                        }
3907                    } else {
3908                        Log.d(
3909                                Config.LOGTAG,
3910                                account.getJid().asBareJid() + ": failed to delete " + packet);
3911                    }
3912                });
3913    }
3914
3915    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3916        final Iq retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3917        sendIqPacket(
3918                account,
3919                retrieveVcard,
3920                (response) -> {
3921                    if (response.getType() != Iq.Type.RESULT) {
3922                        Log.d(
3923                                Config.LOGTAG,
3924                                account.getJid().asBareJid() + ": no vCard set. nothing to do");
3925                        return;
3926                    }
3927                    final Element vcard = response.findChild("vCard", "vcard-temp");
3928                    if (vcard == null) {
3929                        Log.d(
3930                                Config.LOGTAG,
3931                                account.getJid().asBareJid() + ": no vCard set. nothing to do");
3932                        return;
3933                    }
3934                    Element photo = vcard.findChild("PHOTO");
3935                    if (photo == null) {
3936                        photo = vcard.addChild("PHOTO");
3937                    }
3938                    photo.clearChildren();
3939                    final Iq publication = new Iq(Iq.Type.SET);
3940                    publication.setTo(account.getJid().asBareJid());
3941                    publication.addChild(vcard);
3942                    sendIqPacket(
3943                            account,
3944                            publication,
3945                            (publicationResponse) -> {
3946                                if (publicationResponse.getType() == Iq.Type.RESULT) {
3947                                    Log.d(
3948                                            Config.LOGTAG,
3949                                            account.getJid().asBareJid()
3950                                                    + ": successfully deleted vcard avatar");
3951                                    runnable.run();
3952                                } else {
3953                                    Log.d(
3954                                            Config.LOGTAG,
3955                                            "failed to publish vcard "
3956                                                    + publicationResponse.getErrorCondition());
3957                                }
3958                            });
3959                });
3960    }
3961
3962    private boolean hasEnabledAccounts() {
3963        if (this.accounts == null) {
3964            return false;
3965        }
3966        for (final Account account : this.accounts) {
3967            if (account.isConnectionEnabled()) {
3968                return true;
3969            }
3970        }
3971        return false;
3972    }
3973
3974    public void getAttachments(
3975            final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3976        getAttachments(
3977                conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3978    }
3979
3980    public void getAttachments(
3981            final Account account,
3982            final Jid jid,
3983            final int limit,
3984            final OnMediaLoaded onMediaLoaded) {
3985        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3986    }
3987
3988    public void getAttachments(
3989            final String account,
3990            final Jid jid,
3991            final int limit,
3992            final OnMediaLoaded onMediaLoaded) {
3993        new Thread(
3994                        () ->
3995                                onMediaLoaded.onMediaLoaded(
3996                                        fileBackend.convertToAttachments(
3997                                                databaseBackend.getRelativeFilePaths(
3998                                                        account, jid, limit))))
3999                .start();
4000    }
4001
4002    public void persistSelfNick(final MucOptions.User self, final boolean modified) {
4003        final Conversation conversation = self.getConversation();
4004        final Account account = conversation.getAccount();
4005        final Jid full = self.getFullJid();
4006        if (!full.equals(conversation.getJid())) {
4007            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persisting full jid " + full);
4008            conversation.setContactJid(full);
4009            databaseBackend.updateConversation(conversation);
4010        }
4011
4012        final Bookmark bookmark = conversation.getBookmark();
4013        if (bookmark == null || !modified) {
4014            return;
4015        }
4016        final var nick = full.getResource();
4017        final String defaultNick = MucOptions.defaultNick(account);
4018        if (nick.equals(defaultNick) || nick.equals(bookmark.getNick())) {
4019            return;
4020        }
4021        Log.d(
4022                Config.LOGTAG,
4023                account.getJid().asBareJid()
4024                        + ": persist nick '"
4025                        + full.getResource()
4026                        + "' into bookmark for "
4027                        + conversation.getJid().asBareJid());
4028        bookmark.setNick(nick);
4029        createBookmark(bookmark.getAccount(), bookmark);
4030    }
4031
4032    public boolean renameInMuc(
4033            final Conversation conversation,
4034            final String nick,
4035            final UiCallback<Conversation> callback) {
4036        final Account account = conversation.getAccount();
4037        final Bookmark bookmark = conversation.getBookmark();
4038        final MucOptions options = conversation.getMucOptions();
4039        final Jid joinJid = options.createJoinJid(nick);
4040        if (joinJid == null) {
4041            return false;
4042        }
4043        if (options.online()) {
4044            options.setOnRenameListener(
4045                    new OnRenameListener() {
4046
4047                        @Override
4048                        public void onSuccess() {
4049                            callback.success(conversation);
4050                        }
4051
4052                        @Override
4053                        public void onFailure() {
4054                            callback.error(R.string.nick_in_use, conversation);
4055                        }
4056                    });
4057
4058            final var packet =
4059                    mPresenceGenerator.selfPresence(
4060                            account, Presence.Status.ONLINE, options.nonanonymous());
4061            packet.setTo(joinJid);
4062            sendPresencePacket(account, packet);
4063            if (nick.equals(MucOptions.defaultNick(account))
4064                    && bookmark != null
4065                    && bookmark.getNick() != null) {
4066                Log.d(
4067                        Config.LOGTAG,
4068                        account.getJid().asBareJid()
4069                                + ": removing nick from bookmark for "
4070                                + bookmark.getJid());
4071                bookmark.setNick(null);
4072                createBookmark(account, bookmark);
4073            }
4074        } else {
4075            conversation.setContactJid(joinJid);
4076            databaseBackend.updateConversation(conversation);
4077            if (account.getStatus() == Account.State.ONLINE) {
4078                if (bookmark != null) {
4079                    bookmark.setNick(nick);
4080                    createBookmark(account, bookmark);
4081                }
4082                joinMuc(conversation);
4083            }
4084        }
4085        return true;
4086    }
4087
4088    public void checkMucRequiresRename() {
4089        synchronized (this.conversations) {
4090            for (final Conversation conversation : this.conversations) {
4091                if (conversation.getMode() == Conversational.MODE_MULTI) {
4092                    checkMucRequiresRename(conversation);
4093                }
4094            }
4095        }
4096    }
4097
4098    private void checkMucRequiresRename(final Conversation conversation) {
4099        final var options = conversation.getMucOptions();
4100        if (!options.online()) {
4101            return;
4102        }
4103        final var account = conversation.getAccount();
4104        final String current = options.getActualNick();
4105        final String proposed = options.getProposedNickPure();
4106        if (current == null || current.equals(proposed)) {
4107            return;
4108        }
4109        final Jid joinJid = options.createJoinJid(proposed);
4110        Log.d(
4111                Config.LOGTAG,
4112                String.format(
4113                        "%s: muc rename required %s (was: %s)",
4114                        account.getJid().asBareJid(), joinJid, current));
4115        final var packet =
4116                mPresenceGenerator.selfPresence(
4117                        account, Presence.Status.ONLINE, options.nonanonymous());
4118        packet.setTo(joinJid);
4119        sendPresencePacket(account, packet);
4120    }
4121
4122    public void leaveMuc(Conversation conversation) {
4123        leaveMuc(conversation, false);
4124    }
4125
4126    private void leaveMuc(Conversation conversation, boolean now) {
4127        final Account account = conversation.getAccount();
4128        synchronized (account.pendingConferenceJoins) {
4129            account.pendingConferenceJoins.remove(conversation);
4130        }
4131        synchronized (account.pendingConferenceLeaves) {
4132            account.pendingConferenceLeaves.remove(conversation);
4133        }
4134        if (account.getStatus() == Account.State.ONLINE || now) {
4135            sendPresencePacket(
4136                    conversation.getAccount(),
4137                    mPresenceGenerator.leave(conversation.getMucOptions()));
4138            conversation.getMucOptions().setOffline();
4139            Bookmark bookmark = conversation.getBookmark();
4140            if (bookmark != null) {
4141                bookmark.setConversation(null);
4142            }
4143            Log.d(
4144                    Config.LOGTAG,
4145                    conversation.getAccount().getJid().asBareJid()
4146                            + ": leaving muc "
4147                            + conversation.getJid());
4148        } else {
4149            synchronized (account.pendingConferenceLeaves) {
4150                account.pendingConferenceLeaves.add(conversation);
4151            }
4152        }
4153    }
4154
4155    public String findConferenceServer(final Account account) {
4156        String server;
4157        if (account.getXmppConnection() != null) {
4158            server = account.getXmppConnection().getMucServer();
4159            if (server != null) {
4160                return server;
4161            }
4162        }
4163        for (Account other : getAccounts()) {
4164            if (other != account && other.getXmppConnection() != null) {
4165                server = other.getXmppConnection().getMucServer();
4166                if (server != null) {
4167                    return server;
4168                }
4169            }
4170        }
4171        return null;
4172    }
4173
4174    public void createPublicChannel(
4175            final Account account,
4176            final String name,
4177            final Jid address,
4178            final UiCallback<Conversation> callback) {
4179        joinMuc(
4180                findOrCreateConversation(account, address, true, false, true),
4181                conversation -> {
4182                    final Bundle configuration = IqGenerator.defaultChannelConfiguration();
4183                    if (!TextUtils.isEmpty(name)) {
4184                        configuration.putString("muc#roomconfig_roomname", name);
4185                    }
4186                    pushConferenceConfiguration(
4187                            conversation,
4188                            configuration,
4189                            new OnConfigurationPushed() {
4190                                @Override
4191                                public void onPushSucceeded() {
4192                                    saveConversationAsBookmark(conversation, name);
4193                                    callback.success(conversation);
4194                                }
4195
4196                                @Override
4197                                public void onPushFailed() {
4198                                    if (conversation
4199                                            .getMucOptions()
4200                                            .getSelf()
4201                                            .getAffiliation()
4202                                            .ranks(MucOptions.Affiliation.OWNER)) {
4203                                        callback.error(
4204                                                R.string.unable_to_set_channel_configuration,
4205                                                conversation);
4206                                    } else {
4207                                        callback.error(
4208                                                R.string.joined_an_existing_channel, conversation);
4209                                    }
4210                                }
4211                            });
4212                });
4213    }
4214
4215    public boolean createAdhocConference(
4216            final Account account,
4217            final String name,
4218            final Iterable<Jid> jids,
4219            final UiCallback<Conversation> callback) {
4220        Log.d(
4221                Config.LOGTAG,
4222                account.getJid().asBareJid().toString()
4223                        + ": creating adhoc conference with "
4224                        + jids.toString());
4225        if (account.getStatus() == Account.State.ONLINE) {
4226            try {
4227                String server = findConferenceServer(account);
4228                if (server == null) {
4229                    if (callback != null) {
4230                        callback.error(R.string.no_conference_server_found, null);
4231                    }
4232                    return false;
4233                }
4234                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
4235                final Conversation conversation =
4236                        findOrCreateConversation(account, jid, true, false, true);
4237                joinMuc(
4238                        conversation,
4239                        new OnConferenceJoined() {
4240                            @Override
4241                            public void onConferenceJoined(final Conversation conversation) {
4242                                final Bundle configuration =
4243                                        IqGenerator.defaultGroupChatConfiguration();
4244                                if (!TextUtils.isEmpty(name)) {
4245                                    configuration.putString("muc#roomconfig_roomname", name);
4246                                }
4247                                pushConferenceConfiguration(
4248                                        conversation,
4249                                        configuration,
4250                                        new OnConfigurationPushed() {
4251                                            @Override
4252                                            public void onPushSucceeded() {
4253                                                for (Jid invite : jids) {
4254                                                    invite(conversation, invite);
4255                                                }
4256                                                for (String resource :
4257                                                        account.getSelfContact()
4258                                                                .getPresences()
4259                                                                .toResourceArray()) {
4260                                                    Jid other =
4261                                                            account.getJid().withResource(resource);
4262                                                    Log.d(
4263                                                            Config.LOGTAG,
4264                                                            account.getJid().asBareJid()
4265                                                                    + ": sending direct invite to "
4266                                                                    + other);
4267                                                    directInvite(conversation, other);
4268                                                }
4269                                                saveConversationAsBookmark(conversation, name);
4270                                                if (callback != null) {
4271                                                    callback.success(conversation);
4272                                                }
4273                                            }
4274
4275                                            @Override
4276                                            public void onPushFailed() {
4277                                                archiveConversation(conversation);
4278                                                if (callback != null) {
4279                                                    callback.error(
4280                                                            R.string.conference_creation_failed,
4281                                                            conversation);
4282                                                }
4283                                            }
4284                                        });
4285                            }
4286                        });
4287                return true;
4288            } catch (IllegalArgumentException e) {
4289                if (callback != null) {
4290                    callback.error(R.string.conference_creation_failed, null);
4291                }
4292                return false;
4293            }
4294        } else {
4295            if (callback != null) {
4296                callback.error(R.string.not_connected_try_again, null);
4297            }
4298            return false;
4299        }
4300    }
4301
4302    public void fetchConferenceConfiguration(final Conversation conversation) {
4303        fetchConferenceConfiguration(conversation, null);
4304    }
4305
4306    public void fetchConferenceConfiguration(
4307            final Conversation conversation, final OnConferenceConfigurationFetched callback) {
4308        final Iq request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
4309        final var account = conversation.getAccount();
4310        sendIqPacket(
4311                account,
4312                request,
4313                response -> {
4314                    if (response.getType() == Iq.Type.RESULT) {
4315                        final MucOptions mucOptions = conversation.getMucOptions();
4316                        final Bookmark bookmark = conversation.getBookmark();
4317                        final boolean sameBefore =
4318                                StringUtils.equals(
4319                                        bookmark == null ? null : bookmark.getBookmarkName(),
4320                                        mucOptions.getName());
4321
4322                        if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(response))) {
4323                            Log.d(
4324                                    Config.LOGTAG,
4325                                    account.getJid().asBareJid()
4326                                            + ": muc configuration changed for "
4327                                            + conversation.getJid().asBareJid());
4328                            updateConversation(conversation);
4329                        }
4330
4331                        if (bookmark != null
4332                                && (sameBefore || bookmark.getBookmarkName() == null)) {
4333                            if (bookmark.setBookmarkName(
4334                                    StringUtils.nullOnEmpty(mucOptions.getName()))) {
4335                                createBookmark(account, bookmark);
4336                            }
4337                        }
4338
4339                        if (callback != null) {
4340                            callback.onConferenceConfigurationFetched(conversation);
4341                        }
4342
4343                        updateConversationUi();
4344                    } else if (response.getType() == Iq.Type.TIMEOUT) {
4345                        Log.d(
4346                                Config.LOGTAG,
4347                                account.getJid().asBareJid()
4348                                        + ": received timeout waiting for conference configuration"
4349                                        + " fetch");
4350                    } else {
4351                        if (callback != null) {
4352                            callback.onFetchFailed(conversation, response.getErrorCondition());
4353                        }
4354                    }
4355                });
4356    }
4357
4358    public void pushNodeConfiguration(
4359            Account account,
4360            final String node,
4361            final Bundle options,
4362            final OnConfigurationPushed callback) {
4363        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
4364    }
4365
4366    public void pushNodeConfiguration(
4367            Account account,
4368            final Jid jid,
4369            final String node,
4370            final Bundle options,
4371            final OnConfigurationPushed callback) {
4372        Log.d(Config.LOGTAG, "pushing node configuration");
4373        sendIqPacket(
4374                account,
4375                mIqGenerator.requestPubsubConfiguration(jid, node),
4376                responseToRequest -> {
4377                    if (responseToRequest.getType() == Iq.Type.RESULT) {
4378                        Element pubsub =
4379                                responseToRequest.findChild(
4380                                        "pubsub", "http://jabber.org/protocol/pubsub#owner");
4381                        Element configuration =
4382                                pubsub == null ? null : pubsub.findChild("configure");
4383                        Element x =
4384                                configuration == null
4385                                        ? null
4386                                        : configuration.findChild("x", Namespace.DATA);
4387                        if (x != null) {
4388                            final Data data = Data.parse(x);
4389                            data.submit(options);
4390                            sendIqPacket(
4391                                    account,
4392                                    mIqGenerator.publishPubsubConfiguration(jid, node, data),
4393                                    responseToPublish -> {
4394                                        if (responseToPublish.getType() == Iq.Type.RESULT
4395                                                && callback != null) {
4396                                            Log.d(
4397                                                    Config.LOGTAG,
4398                                                    account.getJid().asBareJid()
4399                                                            + ": successfully changed node"
4400                                                            + " configuration for node "
4401                                                            + node);
4402                                            callback.onPushSucceeded();
4403                                        } else if (responseToPublish.getType() == Iq.Type.ERROR
4404                                                && callback != null) {
4405                                            callback.onPushFailed();
4406                                        }
4407                                    });
4408                        } else if (callback != null) {
4409                            callback.onPushFailed();
4410                        }
4411                    } else if (responseToRequest.getType() == Iq.Type.ERROR && callback != null) {
4412                        callback.onPushFailed();
4413                    }
4414                });
4415    }
4416
4417    public void pushConferenceConfiguration(
4418            final Conversation conversation,
4419            final Bundle options,
4420            final OnConfigurationPushed callback) {
4421        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
4422            conversation.setAttribute("accept_non_anonymous", true);
4423            updateConversation(conversation);
4424        }
4425        if (options.containsKey("muc#roomconfig_moderatedroom")) {
4426            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
4427            options.putString("members_by_default", moderated ? "0" : "1");
4428        }
4429        if (options.containsKey("muc#roomconfig_allowpm")) {
4430            // ejabberd :-/
4431            final boolean allow = "anyone".equals(options.getString("muc#roomconfig_allowpm"));
4432            options.putString("allow_private_messages", allow ? "1" : "0");
4433            options.putString("allow_private_messages_from_visitors", allow ? "anyone" : "nobody");
4434        }
4435        final var account = conversation.getAccount();
4436        final Iq request = new Iq(Iq.Type.GET);
4437        request.setTo(conversation.getJid().asBareJid());
4438        request.query("http://jabber.org/protocol/muc#owner");
4439        sendIqPacket(
4440                account,
4441                request,
4442                response -> {
4443                    if (response.getType() == Iq.Type.RESULT) {
4444                        final Data data =
4445                                Data.parse(response.query().findChild("x", Namespace.DATA));
4446                        data.submit(options);
4447                        final Iq set = new Iq(Iq.Type.SET);
4448                        set.setTo(conversation.getJid().asBareJid());
4449                        set.query("http://jabber.org/protocol/muc#owner").addChild(data);
4450                        sendIqPacket(
4451                                account,
4452                                set,
4453                                packet -> {
4454                                    if (callback != null) {
4455                                        if (packet.getType() == Iq.Type.RESULT) {
4456                                            callback.onPushSucceeded();
4457                                        } else {
4458                                            Log.d(Config.LOGTAG, "failed: " + packet.toString());
4459                                            callback.onPushFailed();
4460                                        }
4461                                    }
4462                                });
4463                    } else {
4464                        if (callback != null) {
4465                            callback.onPushFailed();
4466                        }
4467                    }
4468                });
4469    }
4470
4471    public void pushSubjectToConference(final Conversation conference, final String subject) {
4472        final var packet =
4473                this.getMessageGenerator()
4474                        .conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
4475        this.sendMessagePacket(conference.getAccount(), packet);
4476    }
4477
4478    public void changeAffiliationInConference(
4479            final Conversation conference,
4480            Jid user,
4481            final MucOptions.Affiliation affiliation,
4482            final OnAffiliationChanged callback) {
4483        final Jid jid = user.asBareJid();
4484        final Iq request =
4485                this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
4486        sendIqPacket(
4487                conference.getAccount(),
4488                request,
4489                (response) -> {
4490                    if (response.getType() == Iq.Type.RESULT) {
4491                        conference.getMucOptions().changeAffiliation(jid, affiliation);
4492                        getAvatarService().clear(conference);
4493                        if (callback != null) {
4494                            callback.onAffiliationChangedSuccessful(jid);
4495                        } else {
4496                            Log.d(
4497                                    Config.LOGTAG,
4498                                    "changed affiliation of " + user + " to " + affiliation);
4499                        }
4500                    } else if (callback != null) {
4501                        callback.onAffiliationChangeFailed(
4502                                jid, R.string.could_not_change_affiliation);
4503                    } else {
4504                        Log.d(Config.LOGTAG, "unable to change affiliation");
4505                    }
4506                });
4507    }
4508
4509    public void changeRoleInConference(
4510            final Conversation conference, final String nick, MucOptions.Role role) {
4511        final var account = conference.getAccount();
4512        final Iq request = this.mIqGenerator.changeRole(conference, nick, role.toString());
4513        sendIqPacket(
4514                account,
4515                request,
4516                (packet) -> {
4517                    if (packet.getType() != Iq.Type.RESULT) {
4518                        Log.d(
4519                                Config.LOGTAG,
4520                                account.getJid().asBareJid() + " unable to change role of " + nick);
4521                    }
4522                });
4523    }
4524
4525    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
4526        final Iq request = new Iq(Iq.Type.SET);
4527        request.setTo(conversation.getJid().asBareJid());
4528        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
4529        sendIqPacket(
4530                conversation.getAccount(),
4531                request,
4532                response -> {
4533                    if (response.getType() == Iq.Type.RESULT) {
4534                        if (callback != null) {
4535                            callback.onRoomDestroySucceeded();
4536                        }
4537                    } else if (response.getType() == Iq.Type.ERROR) {
4538                        if (callback != null) {
4539                            callback.onRoomDestroyFailed();
4540                        }
4541                    }
4542                });
4543    }
4544
4545    private void disconnect(final Account account, boolean force) {
4546        final XmppConnection connection = account.getXmppConnection();
4547        if (connection == null) {
4548            return;
4549        }
4550        if (!force) {
4551            final List<Conversation> conversations = getConversations();
4552            for (Conversation conversation : conversations) {
4553                if (conversation.getAccount() == account) {
4554                    if (conversation.getMode() == Conversation.MODE_MULTI) {
4555                        leaveMuc(conversation, true);
4556                    }
4557                }
4558            }
4559            sendOfflinePresence(account);
4560        }
4561        connection.disconnect(force);
4562    }
4563
4564    @Override
4565    public IBinder onBind(Intent intent) {
4566        return mBinder;
4567    }
4568
4569    public void updateMessage(Message message) {
4570        updateMessage(message, true);
4571    }
4572
4573    public void updateMessage(Message message, boolean includeBody) {
4574        databaseBackend.updateMessage(message, includeBody);
4575        updateConversationUi();
4576    }
4577
4578    public void createMessageAsync(final Message message) {
4579        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
4580    }
4581
4582    public void updateMessage(Message message, String uuid) {
4583        if (!databaseBackend.updateMessage(message, uuid)) {
4584            Log.e(Config.LOGTAG, "error updated message in DB after edit");
4585        }
4586        updateConversationUi();
4587    }
4588
4589    public void syncDirtyContacts(Account account) {
4590        for (Contact contact : account.getRoster().getContacts()) {
4591            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
4592                pushContactToServer(contact);
4593            }
4594            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
4595                deleteContactOnServer(contact);
4596            }
4597        }
4598    }
4599
4600    public void createContact(final Contact contact, final boolean autoGrant) {
4601        createContact(contact, autoGrant, null);
4602    }
4603
4604    public void createContact(
4605            final Contact contact, final boolean autoGrant, final String preAuth) {
4606        if (autoGrant) {
4607            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
4608            contact.setOption(Contact.Options.ASKING);
4609        }
4610        pushContactToServer(contact, preAuth);
4611    }
4612
4613    public void pushContactToServer(final Contact contact) {
4614        pushContactToServer(contact, null);
4615    }
4616
4617    private void pushContactToServer(final Contact contact, final String preAuth) {
4618        contact.resetOption(Contact.Options.DIRTY_DELETE);
4619        contact.setOption(Contact.Options.DIRTY_PUSH);
4620        final Account account = contact.getAccount();
4621        if (account.getStatus() == Account.State.ONLINE) {
4622            final boolean ask = contact.getOption(Contact.Options.ASKING);
4623            final boolean sendUpdates =
4624                    contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
4625                            && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
4626            final Iq iq = new Iq(Iq.Type.SET);
4627            iq.query(Namespace.ROSTER).addChild(contact.asElement());
4628            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4629            if (sendUpdates) {
4630                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
4631            }
4632            if (ask) {
4633                sendPresencePacket(
4634                        account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
4635            }
4636        } else {
4637            syncRoster(contact.getAccount());
4638        }
4639    }
4640
4641    public void publishMucAvatar(
4642            final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
4643        new Thread(
4644                        () -> {
4645                            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4646                            final int size = Config.AVATAR_SIZE;
4647                            final Avatar avatar =
4648                                    getFileBackend().getPepAvatar(image, size, format);
4649                            if (avatar != null) {
4650                                if (!getFileBackend().save(avatar)) {
4651                                    callback.onAvatarPublicationFailed(
4652                                            R.string.error_saving_avatar);
4653                                    return;
4654                                }
4655                                avatar.owner = conversation.getJid().asBareJid();
4656                                publishMucAvatar(conversation, avatar, callback);
4657                            } else {
4658                                callback.onAvatarPublicationFailed(
4659                                        R.string.error_publish_avatar_converting);
4660                            }
4661                        })
4662                .start();
4663    }
4664
4665    public void publishAvatarAsync(
4666            final Account account,
4667            final Uri image,
4668            final boolean open,
4669            final OnAvatarPublication callback) {
4670        new Thread(() -> publishAvatar(account, image, open, callback)).start();
4671    }
4672
4673    private void publishAvatar(
4674            final Account account,
4675            final Uri image,
4676            final boolean open,
4677            final OnAvatarPublication callback) {
4678        final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4679        final int size = Config.AVATAR_SIZE;
4680        final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
4681        if (avatar != null) {
4682            if (!getFileBackend().save(avatar)) {
4683                Log.d(Config.LOGTAG, "unable to save vcard");
4684                callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
4685                return;
4686            }
4687            publishAvatar(account, avatar, open, callback);
4688        } else {
4689            callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
4690        }
4691    }
4692
4693    private void publishMucAvatar(
4694            Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
4695        final var account = conversation.getAccount();
4696        final Iq retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
4697        sendIqPacket(
4698                account,
4699                retrieve,
4700                (response) -> {
4701                    boolean itemNotFound =
4702                            response.getType() == Iq.Type.ERROR
4703                                    && response.hasChild("error")
4704                                    && response.findChild("error").hasChild("item-not-found");
4705                    if (response.getType() == Iq.Type.RESULT || itemNotFound) {
4706                        Element vcard = response.findChild("vCard", "vcard-temp");
4707                        if (vcard == null) {
4708                            vcard = new Element("vCard", "vcard-temp");
4709                        }
4710                        Element photo = vcard.findChild("PHOTO");
4711                        if (photo == null) {
4712                            photo = vcard.addChild("PHOTO");
4713                        }
4714                        photo.clearChildren();
4715                        photo.addChild("TYPE").setContent(avatar.type);
4716                        photo.addChild("BINVAL").setContent(avatar.image);
4717                        final Iq publication = new Iq(Iq.Type.SET);
4718                        publication.setTo(conversation.getJid().asBareJid());
4719                        publication.addChild(vcard);
4720                        sendIqPacket(
4721                                account,
4722                                publication,
4723                                (publicationResponse) -> {
4724                                    if (publicationResponse.getType() == Iq.Type.RESULT) {
4725                                        callback.onAvatarPublicationSucceeded();
4726                                    } else {
4727                                        Log.d(
4728                                                Config.LOGTAG,
4729                                                "failed to publish vcard "
4730                                                        + publicationResponse.getErrorCondition());
4731                                        callback.onAvatarPublicationFailed(
4732                                                R.string.error_publish_avatar_server_reject);
4733                                    }
4734                                });
4735                    } else {
4736                        Log.d(Config.LOGTAG, "failed to request vcard " + response);
4737                        callback.onAvatarPublicationFailed(
4738                                R.string.error_publish_avatar_no_server_support);
4739                    }
4740                });
4741    }
4742
4743    public void publishAvatar(
4744            final Account account,
4745            final Avatar avatar,
4746            final boolean open,
4747            final OnAvatarPublication callback) {
4748        final Bundle options;
4749        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
4750            options = open ? PublishOptions.openAccess() : PublishOptions.presenceAccess();
4751        } else {
4752            options = null;
4753        }
4754        publishAvatar(account, avatar, options, true, callback);
4755    }
4756
4757    public void publishAvatar(
4758            Account account,
4759            final Avatar avatar,
4760            final Bundle options,
4761            final boolean retry,
4762            final OnAvatarPublication callback) {
4763        Log.d(
4764                Config.LOGTAG,
4765                account.getJid().asBareJid() + ": publishing avatar. options=" + options);
4766        final Iq packet = this.mIqGenerator.publishAvatar(avatar, options);
4767        this.sendIqPacket(
4768                account,
4769                packet,
4770                result -> {
4771                    if (result.getType() == Iq.Type.RESULT) {
4772                        publishAvatarMetadata(account, avatar, options, true, callback);
4773                    } else if (retry && PublishOptions.preconditionNotMet(result)) {
4774                        pushNodeConfiguration(
4775                                account,
4776                                Namespace.AVATAR_DATA,
4777                                options,
4778                                new OnConfigurationPushed() {
4779                                    @Override
4780                                    public void onPushSucceeded() {
4781                                        Log.d(
4782                                                Config.LOGTAG,
4783                                                account.getJid().asBareJid()
4784                                                        + ": changed node configuration for avatar"
4785                                                        + " node");
4786                                        publishAvatar(account, avatar, options, false, callback);
4787                                    }
4788
4789                                    @Override
4790                                    public void onPushFailed() {
4791                                        Log.d(
4792                                                Config.LOGTAG,
4793                                                account.getJid().asBareJid()
4794                                                        + ": unable to change node configuration"
4795                                                        + " for avatar node");
4796                                        publishAvatar(account, avatar, null, false, callback);
4797                                    }
4798                                });
4799                    } else {
4800                        Element error = result.findChild("error");
4801                        Log.d(
4802                                Config.LOGTAG,
4803                                account.getJid().asBareJid()
4804                                        + ": server rejected avatar "
4805                                        + (avatar.size / 1024)
4806                                        + "KiB "
4807                                        + (error != null ? error.toString() : ""));
4808                        if (callback != null) {
4809                            callback.onAvatarPublicationFailed(
4810                                    R.string.error_publish_avatar_server_reject);
4811                        }
4812                    }
4813                });
4814    }
4815
4816    public void publishAvatarMetadata(
4817            Account account,
4818            final Avatar avatar,
4819            final Bundle options,
4820            final boolean retry,
4821            final OnAvatarPublication callback) {
4822        final Iq packet =
4823                XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
4824        sendIqPacket(
4825                account,
4826                packet,
4827                result -> {
4828                    if (result.getType() == Iq.Type.RESULT) {
4829                        if (account.setAvatar(avatar.getFilename())) {
4830                            getAvatarService().clear(account);
4831                            databaseBackend.updateAccount(account);
4832                            notifyAccountAvatarHasChanged(account);
4833                        }
4834                        Log.d(
4835                                Config.LOGTAG,
4836                                account.getJid().asBareJid()
4837                                        + ": published avatar "
4838                                        + (avatar.size / 1024)
4839                                        + "KiB");
4840                        if (callback != null) {
4841                            callback.onAvatarPublicationSucceeded();
4842                        }
4843                    } else if (retry && PublishOptions.preconditionNotMet(result)) {
4844                        pushNodeConfiguration(
4845                                account,
4846                                Namespace.AVATAR_METADATA,
4847                                options,
4848                                new OnConfigurationPushed() {
4849                                    @Override
4850                                    public void onPushSucceeded() {
4851                                        Log.d(
4852                                                Config.LOGTAG,
4853                                                account.getJid().asBareJid()
4854                                                        + ": changed node configuration for avatar"
4855                                                        + " meta data node");
4856                                        publishAvatarMetadata(
4857                                                account, avatar, options, false, callback);
4858                                    }
4859
4860                                    @Override
4861                                    public void onPushFailed() {
4862                                        Log.d(
4863                                                Config.LOGTAG,
4864                                                account.getJid().asBareJid()
4865                                                        + ": unable to change node configuration"
4866                                                        + " for avatar meta data node");
4867                                        publishAvatarMetadata(
4868                                                account, avatar, null, false, callback);
4869                                    }
4870                                });
4871                    } else {
4872                        if (callback != null) {
4873                            callback.onAvatarPublicationFailed(
4874                                    R.string.error_publish_avatar_server_reject);
4875                        }
4876                    }
4877                });
4878    }
4879
4880    public void republishAvatarIfNeeded(final Account account) {
4881        if (account.getAxolotlService().isPepBroken()) {
4882            Log.d(
4883                    Config.LOGTAG,
4884                    account.getJid().asBareJid()
4885                            + ": skipping republication of avatar because pep is broken");
4886            return;
4887        }
4888        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4889        this.sendIqPacket(
4890                account,
4891                packet,
4892                new Consumer<Iq>() {
4893
4894                    private Avatar parseAvatar(Iq packet) {
4895                        Element pubsub =
4896                                packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4897                        if (pubsub != null) {
4898                            Element items = pubsub.findChild("items");
4899                            if (items != null) {
4900                                return Avatar.parseMetadata(items);
4901                            }
4902                        }
4903                        return null;
4904                    }
4905
4906                    private boolean errorIsItemNotFound(Iq packet) {
4907                        Element error = packet.findChild("error");
4908                        return packet.getType() == Iq.Type.ERROR
4909                                && error != null
4910                                && error.hasChild("item-not-found");
4911                    }
4912
4913                    @Override
4914                    public void accept(final Iq packet) {
4915                        if (packet.getType() == Iq.Type.RESULT || errorIsItemNotFound(packet)) {
4916                            final Avatar serverAvatar = parseAvatar(packet);
4917                            if (serverAvatar == null && account.getAvatar() != null) {
4918                                final Avatar avatar =
4919                                        fileBackend.getStoredPepAvatar(account.getAvatar());
4920                                if (avatar != null) {
4921                                    Log.d(
4922                                            Config.LOGTAG,
4923                                            account.getJid().asBareJid()
4924                                                    + ": avatar on server was null. republishing");
4925                                    // publishing as 'open' - old server (that requires
4926                                    // republication) likely doesn't support access models anyway
4927                                    publishAvatar(
4928                                            account,
4929                                            fileBackend.getStoredPepAvatar(account.getAvatar()),
4930                                            true,
4931                                            null);
4932                                } else {
4933                                    Log.e(
4934                                            Config.LOGTAG,
4935                                            account.getJid().asBareJid()
4936                                                    + ": error rereading avatar");
4937                                }
4938                            }
4939                        }
4940                    }
4941                });
4942    }
4943
4944    public void cancelAvatarFetches(final Account account) {
4945        synchronized (mInProgressAvatarFetches) {
4946            for (final Iterator<String> iterator = mInProgressAvatarFetches.iterator();
4947                    iterator.hasNext(); ) {
4948                final String KEY = iterator.next();
4949                if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
4950                    iterator.remove();
4951                }
4952            }
4953        }
4954    }
4955
4956    public void fetchAvatar(Account account, Avatar avatar) {
4957        fetchAvatar(account, avatar, null);
4958    }
4959
4960    public void fetchAvatar(
4961            Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4962        final String KEY = generateFetchKey(account, avatar);
4963        synchronized (this.mInProgressAvatarFetches) {
4964            if (mInProgressAvatarFetches.add(KEY)) {
4965                switch (avatar.origin) {
4966                    case PEP:
4967                        this.mInProgressAvatarFetches.add(KEY);
4968                        fetchAvatarPep(account, avatar, callback);
4969                        break;
4970                    case VCARD:
4971                        this.mInProgressAvatarFetches.add(KEY);
4972                        fetchAvatarVcard(account, avatar, callback);
4973                        break;
4974                }
4975            } else if (avatar.origin == Avatar.Origin.PEP) {
4976                mOmittedPepAvatarFetches.add(KEY);
4977            } else {
4978                Log.d(
4979                        Config.LOGTAG,
4980                        account.getJid().asBareJid()
4981                                + ": already fetching "
4982                                + avatar.origin
4983                                + " avatar for "
4984                                + avatar.owner);
4985            }
4986        }
4987    }
4988
4989    private void fetchAvatarPep(
4990            final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4991        final Iq packet = this.mIqGenerator.retrievePepAvatar(avatar);
4992        sendIqPacket(
4993                account,
4994                packet,
4995                (result) -> {
4996                    synchronized (mInProgressAvatarFetches) {
4997                        mInProgressAvatarFetches.remove(generateFetchKey(account, avatar));
4998                    }
4999                    final String ERROR =
5000                            account.getJid().asBareJid()
5001                                    + ": fetching avatar for "
5002                                    + avatar.owner
5003                                    + " failed ";
5004                    if (result.getType() == Iq.Type.RESULT) {
5005                        avatar.image = IqParser.avatarData(result);
5006                        if (avatar.image != null) {
5007                            if (getFileBackend().save(avatar)) {
5008                                if (account.getJid().asBareJid().equals(avatar.owner)) {
5009                                    if (account.setAvatar(avatar.getFilename())) {
5010                                        databaseBackend.updateAccount(account);
5011                                    }
5012                                    getAvatarService().clear(account);
5013                                    updateConversationUi();
5014                                    updateAccountUi();
5015                                } else {
5016                                    final Contact contact =
5017                                            account.getRoster().getContact(avatar.owner);
5018                                    contact.setAvatar(avatar);
5019                                    syncRoster(account);
5020                                    getAvatarService().clear(contact);
5021                                    updateConversationUi();
5022                                    updateRosterUi();
5023                                }
5024                                if (callback != null) {
5025                                    callback.success(avatar);
5026                                }
5027                                Log.d(
5028                                        Config.LOGTAG,
5029                                        account.getJid().asBareJid()
5030                                                + ": successfully fetched pep avatar for "
5031                                                + avatar.owner);
5032                                return;
5033                            }
5034                        } else {
5035
5036                            Log.d(Config.LOGTAG, ERROR + "(parsing error)");
5037                        }
5038                    } else {
5039                        Element error = result.findChild("error");
5040                        if (error == null) {
5041                            Log.d(Config.LOGTAG, ERROR + "(server error)");
5042                        } else {
5043                            Log.d(Config.LOGTAG, ERROR + error.toString());
5044                        }
5045                    }
5046                    if (callback != null) {
5047                        callback.error(0, null);
5048                    }
5049                });
5050    }
5051
5052    private void fetchAvatarVcard(
5053            final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
5054        final Iq packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
5055        this.sendIqPacket(
5056                account,
5057                packet,
5058                response -> {
5059                    final boolean previouslyOmittedPepFetch;
5060                    synchronized (mInProgressAvatarFetches) {
5061                        final String KEY = generateFetchKey(account, avatar);
5062                        mInProgressAvatarFetches.remove(KEY);
5063                        previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
5064                    }
5065                    if (response.getType() == Iq.Type.RESULT) {
5066                        Element vCard = response.findChild("vCard", "vcard-temp");
5067                        Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
5068                        String image = photo != null ? photo.findChildContent("BINVAL") : null;
5069                        if (image != null) {
5070                            avatar.image = image;
5071                            if (getFileBackend().save(avatar)) {
5072                                Log.d(
5073                                        Config.LOGTAG,
5074                                        account.getJid().asBareJid()
5075                                                + ": successfully fetched vCard avatar for "
5076                                                + avatar.owner
5077                                                + " omittedPep="
5078                                                + previouslyOmittedPepFetch);
5079                                if (avatar.owner.isBareJid()) {
5080                                    if (account.getJid().asBareJid().equals(avatar.owner)
5081                                            && account.getAvatar() == null) {
5082                                        Log.d(
5083                                                Config.LOGTAG,
5084                                                account.getJid().asBareJid()
5085                                                        + ": had no avatar. replacing with vcard");
5086                                        account.setAvatar(avatar.getFilename());
5087                                        databaseBackend.updateAccount(account);
5088                                        getAvatarService().clear(account);
5089                                        updateAccountUi();
5090                                    } else {
5091                                        final Contact contact =
5092                                                account.getRoster().getContact(avatar.owner);
5093                                        contact.setAvatar(avatar, previouslyOmittedPepFetch);
5094                                        syncRoster(account);
5095                                        getAvatarService().clear(contact);
5096                                        updateRosterUi();
5097                                    }
5098                                    updateConversationUi();
5099                                } else {
5100                                    Conversation conversation =
5101                                            find(account, avatar.owner.asBareJid());
5102                                    if (conversation != null
5103                                            && conversation.getMode() == Conversation.MODE_MULTI) {
5104                                        MucOptions.User user =
5105                                                conversation
5106                                                        .getMucOptions()
5107                                                        .findUserByFullJid(avatar.owner);
5108                                        if (user != null) {
5109                                            if (user.setAvatar(avatar)) {
5110                                                getAvatarService().clear(user);
5111                                                updateConversationUi();
5112                                                updateMucRosterUi();
5113                                            }
5114                                            if (user.getRealJid() != null) {
5115                                                Contact contact =
5116                                                        account.getRoster()
5117                                                                .getContact(user.getRealJid());
5118                                                contact.setAvatar(avatar);
5119                                                syncRoster(account);
5120                                                getAvatarService().clear(contact);
5121                                                updateRosterUi();
5122                                            }
5123                                        }
5124                                    }
5125                                }
5126                            }
5127                        }
5128                    }
5129                });
5130    }
5131
5132    public void checkForAvatar(final Account account, final UiCallback<Avatar> callback) {
5133        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
5134        this.sendIqPacket(
5135                account,
5136                packet,
5137                response -> {
5138                    if (response.getType() == Iq.Type.RESULT) {
5139                        Element pubsub =
5140                                response.findChild("pubsub", "http://jabber.org/protocol/pubsub");
5141                        if (pubsub != null) {
5142                            Element items = pubsub.findChild("items");
5143                            if (items != null) {
5144                                Avatar avatar = Avatar.parseMetadata(items);
5145                                if (avatar != null) {
5146                                    avatar.owner = account.getJid().asBareJid();
5147                                    if (fileBackend.isAvatarCached(avatar)) {
5148                                        if (account.setAvatar(avatar.getFilename())) {
5149                                            databaseBackend.updateAccount(account);
5150                                        }
5151                                        getAvatarService().clear(account);
5152                                        callback.success(avatar);
5153                                    } else {
5154                                        fetchAvatarPep(account, avatar, callback);
5155                                    }
5156                                    return;
5157                                }
5158                            }
5159                        }
5160                    }
5161                    callback.error(0, null);
5162                });
5163    }
5164
5165    public void notifyAccountAvatarHasChanged(final Account account) {
5166        final XmppConnection connection = account.getXmppConnection();
5167        if (connection != null && connection.getFeatures().bookmarksConversion()) {
5168            Log.d(
5169                    Config.LOGTAG,
5170                    account.getJid().asBareJid()
5171                            + ": avatar changed. resending presence to online group chats");
5172            for (Conversation conversation : conversations) {
5173                if (conversation.getAccount() == account
5174                        && conversation.getMode() == Conversational.MODE_MULTI) {
5175                    final MucOptions mucOptions = conversation.getMucOptions();
5176                    if (mucOptions.online()) {
5177                        final var packet =
5178                                mPresenceGenerator.selfPresence(
5179                                        account, Presence.Status.ONLINE, mucOptions.nonanonymous());
5180                        packet.setTo(mucOptions.getSelf().getFullJid());
5181                        connection.sendPresencePacket(packet);
5182                    }
5183                }
5184            }
5185        }
5186    }
5187
5188    public void deleteContactOnServer(Contact contact) {
5189        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
5190        contact.resetOption(Contact.Options.DIRTY_PUSH);
5191        contact.setOption(Contact.Options.DIRTY_DELETE);
5192        Account account = contact.getAccount();
5193        if (account.getStatus() == Account.State.ONLINE) {
5194            final Iq iq = new Iq(Iq.Type.SET);
5195            Element item = iq.query(Namespace.ROSTER).addChild("item");
5196            item.setAttribute("jid", contact.getJid());
5197            item.setAttribute("subscription", "remove");
5198            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
5199        }
5200    }
5201
5202    public void updateConversation(final Conversation conversation) {
5203        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
5204    }
5205
5206    private void reconnectAccount(
5207            final Account account, final boolean force, final boolean interactive) {
5208        synchronized (account) {
5209            final XmppConnection existingConnection = account.getXmppConnection();
5210            final XmppConnection connection;
5211            if (existingConnection != null) {
5212                connection = existingConnection;
5213            } else if (account.isConnectionEnabled()) {
5214                connection = createConnection(account);
5215                account.setXmppConnection(connection);
5216            } else {
5217                return;
5218            }
5219            final boolean hasInternet = hasInternetConnection();
5220            if (account.isConnectionEnabled() && hasInternet) {
5221                if (!force) {
5222                    disconnect(account, false);
5223                }
5224                Thread thread = new Thread(connection);
5225                connection.setInteractive(interactive);
5226                connection.prepareNewConnection();
5227                connection.interrupt();
5228                thread.start();
5229                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
5230            } else {
5231                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
5232                account.getRoster().clearPresences();
5233                connection.resetEverything();
5234                final AxolotlService axolotlService = account.getAxolotlService();
5235                if (axolotlService != null) {
5236                    axolotlService.resetBrokenness();
5237                }
5238                if (!hasInternet) {
5239                    account.setStatus(Account.State.NO_INTERNET);
5240                }
5241            }
5242        }
5243    }
5244
5245    public void reconnectAccountInBackground(final Account account) {
5246        new Thread(() -> reconnectAccount(account, false, true)).start();
5247    }
5248
5249    public void invite(final Conversation conversation, final Jid contact) {
5250        Log.d(
5251                Config.LOGTAG,
5252                conversation.getAccount().getJid().asBareJid()
5253                        + ": inviting "
5254                        + contact
5255                        + " to "
5256                        + conversation.getJid().asBareJid());
5257        final MucOptions.User user =
5258                conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
5259        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
5260            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
5261        }
5262        final var packet = mMessageGenerator.invite(conversation, contact);
5263        sendMessagePacket(conversation.getAccount(), packet);
5264    }
5265
5266    public void directInvite(Conversation conversation, Jid jid) {
5267        final var packet = mMessageGenerator.directInvite(conversation, jid);
5268        sendMessagePacket(conversation.getAccount(), packet);
5269    }
5270
5271    public void resetSendingToWaiting(Account account) {
5272        for (Conversation conversation : getConversations()) {
5273            if (conversation.getAccount() == account) {
5274                conversation.findUnsentTextMessages(
5275                        message -> markMessage(message, Message.STATUS_WAITING));
5276            }
5277        }
5278    }
5279
5280    public Message markMessage(
5281            final Account account, final Jid recipient, final String uuid, final int status) {
5282        return markMessage(account, recipient, uuid, status, null);
5283    }
5284
5285    public Message markMessage(
5286            final Account account,
5287            final Jid recipient,
5288            final String uuid,
5289            final int status,
5290            String errorMessage) {
5291        if (uuid == null) {
5292            return null;
5293        }
5294        for (Conversation conversation : getConversations()) {
5295            if (conversation.getJid().asBareJid().equals(recipient)
5296                    && conversation.getAccount() == account) {
5297                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
5298                if (message != null) {
5299                    markMessage(message, status, errorMessage);
5300                }
5301                return message;
5302            }
5303        }
5304        return null;
5305    }
5306
5307    public boolean markMessage(
5308            final Conversation conversation,
5309            final String uuid,
5310            final int status,
5311            final String serverMessageId) {
5312        return markMessage(conversation, uuid, status, serverMessageId, null);
5313    }
5314
5315    public boolean markMessage(
5316            final Conversation conversation,
5317            final String uuid,
5318            final int status,
5319            final String serverMessageId,
5320            final LocalizedContent body) {
5321        if (uuid == null) {
5322            return false;
5323        } else {
5324            final Message message = conversation.findSentMessageWithUuid(uuid);
5325            if (message != null) {
5326                if (message.getServerMsgId() == null) {
5327                    message.setServerMsgId(serverMessageId);
5328                }
5329                if (message.getEncryption() == Message.ENCRYPTION_NONE
5330                        && message.isTypeText()
5331                        && isBodyModified(message, body)) {
5332                    message.setBody(body.content);
5333                    if (body.count > 1) {
5334                        message.setBodyLanguage(body.language);
5335                    }
5336                    markMessage(message, status, null, true);
5337                } else {
5338                    markMessage(message, status);
5339                }
5340                return true;
5341            } else {
5342                return false;
5343            }
5344        }
5345    }
5346
5347    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
5348        if (body == null || body.content == null) {
5349            return false;
5350        }
5351        return !body.content.equals(message.getBody());
5352    }
5353
5354    public void markMessage(Message message, int status) {
5355        markMessage(message, status, null);
5356    }
5357
5358    public void markMessage(final Message message, final int status, final String errorMessage) {
5359        markMessage(message, status, errorMessage, false);
5360    }
5361
5362    public void markMessage(
5363            final Message message,
5364            final int status,
5365            final String errorMessage,
5366            final boolean includeBody) {
5367        final int oldStatus = message.getStatus();
5368        if (status == Message.STATUS_SEND_FAILED
5369                && (oldStatus == Message.STATUS_SEND_RECEIVED
5370                        || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
5371            return;
5372        }
5373        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
5374            return;
5375        }
5376        message.setErrorMessage(errorMessage);
5377        message.setStatus(status);
5378        databaseBackend.updateMessage(message, includeBody);
5379        updateConversationUi();
5380        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
5381            mNotificationService.pushFailedDelivery(message);
5382        }
5383    }
5384
5385    private SharedPreferences getPreferences() {
5386        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
5387    }
5388
5389    public long getAutomaticMessageDeletionDate() {
5390        final long timeout =
5391                getLongPreference(
5392                        AppSettings.AUTOMATIC_MESSAGE_DELETION,
5393                        R.integer.automatic_message_deletion);
5394        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
5395    }
5396
5397    public long getLongPreference(String name, @IntegerRes int res) {
5398        long defaultValue = getResources().getInteger(res);
5399        try {
5400            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
5401        } catch (NumberFormatException e) {
5402            return defaultValue;
5403        }
5404    }
5405
5406    public boolean getBooleanPreference(String name, @BoolRes int res) {
5407        return getPreferences().getBoolean(name, getResources().getBoolean(res));
5408    }
5409
5410    public boolean confirmMessages() {
5411        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
5412    }
5413
5414    public boolean allowMessageCorrection() {
5415        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
5416    }
5417
5418    public boolean sendChatStates() {
5419        return getBooleanPreference("chat_states", R.bool.chat_states);
5420    }
5421
5422    public boolean useTorToConnect() {
5423        return QuickConversationsService.isConversations()
5424                && getBooleanPreference("use_tor", R.bool.use_tor);
5425    }
5426
5427    public boolean showExtendedConnectionOptions() {
5428        return QuickConversationsService.isConversations()
5429                && getBooleanPreference(
5430                        AppSettings.SHOW_CONNECTION_OPTIONS, R.bool.show_connection_options);
5431    }
5432
5433    public boolean broadcastLastActivity() {
5434        return getBooleanPreference(AppSettings.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
5435    }
5436
5437    public int unreadCount() {
5438        int count = 0;
5439        for (Conversation conversation : getConversations()) {
5440            count += conversation.unreadCount();
5441        }
5442        return count;
5443    }
5444
5445    private <T> List<T> threadSafeList(Set<T> set) {
5446        synchronized (LISTENER_LOCK) {
5447            return set.isEmpty() ? Collections.emptyList() : new ArrayList<>(set);
5448        }
5449    }
5450
5451    public void showErrorToastInUi(int resId) {
5452        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
5453            listener.onShowErrorToast(resId);
5454        }
5455    }
5456
5457    public void updateConversationUi() {
5458        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
5459            listener.onConversationUpdate();
5460        }
5461    }
5462
5463    public void notifyJingleRtpConnectionUpdate(
5464            final Account account,
5465            final Jid with,
5466            final String sessionId,
5467            final RtpEndUserState state) {
5468        for (OnJingleRtpConnectionUpdate listener :
5469                threadSafeList(this.onJingleRtpConnectionUpdate)) {
5470            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
5471        }
5472    }
5473
5474    public void notifyJingleRtpConnectionUpdate(
5475            CallIntegration.AudioDevice selectedAudioDevice,
5476            Set<CallIntegration.AudioDevice> availableAudioDevices) {
5477        for (OnJingleRtpConnectionUpdate listener :
5478                threadSafeList(this.onJingleRtpConnectionUpdate)) {
5479            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
5480        }
5481    }
5482
5483    public void updateAccountUi() {
5484        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
5485            listener.onAccountUpdate();
5486        }
5487    }
5488
5489    public void updateRosterUi() {
5490        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
5491            listener.onRosterUpdate();
5492        }
5493    }
5494
5495    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
5496        if (mOnCaptchaRequested.size() > 0) {
5497            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
5498            Bitmap scaled =
5499                    Bitmap.createScaledBitmap(
5500                            captcha,
5501                            (int) (captcha.getWidth() * metrics.scaledDensity),
5502                            (int) (captcha.getHeight() * metrics.scaledDensity),
5503                            false);
5504            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
5505                listener.onCaptchaRequested(account, id, data, scaled);
5506            }
5507            return true;
5508        }
5509        return false;
5510    }
5511
5512    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
5513        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
5514            listener.OnUpdateBlocklist(status);
5515        }
5516    }
5517
5518    public void updateMucRosterUi() {
5519        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
5520            listener.onMucRosterUpdate();
5521        }
5522    }
5523
5524    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
5525        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
5526            listener.onKeyStatusUpdated(report);
5527        }
5528    }
5529
5530    public Account findAccountByJid(final Jid jid) {
5531        for (final Account account : this.accounts) {
5532            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
5533                return account;
5534            }
5535        }
5536        return null;
5537    }
5538
5539    public Account findAccountByUuid(final String uuid) {
5540        for (Account account : this.accounts) {
5541            if (account.getUuid().equals(uuid)) {
5542                return account;
5543            }
5544        }
5545        return null;
5546    }
5547
5548    public Conversation findConversationByUuid(String uuid) {
5549        for (Conversation conversation : getConversations()) {
5550            if (conversation.getUuid().equals(uuid)) {
5551                return conversation;
5552            }
5553        }
5554        return null;
5555    }
5556
5557    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
5558        List<Conversation> findings = new ArrayList<>();
5559        for (Conversation c : getConversations()) {
5560            if (c.getAccount().isEnabled()
5561                    && c.getJid().asBareJid().equals(xmppUri.getJid())
5562                    && ((c.getMode() == Conversational.MODE_MULTI)
5563                            == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
5564                findings.add(c);
5565            }
5566        }
5567        return findings.size() == 1 ? findings.get(0) : null;
5568    }
5569
5570    public boolean markRead(final Conversation conversation, boolean dismiss) {
5571        return markRead(conversation, null, dismiss).size() > 0;
5572    }
5573
5574    public void markRead(final Conversation conversation) {
5575        markRead(conversation, null, true);
5576    }
5577
5578    public List<Message> markRead(
5579            final Conversation conversation, String upToUuid, boolean dismiss) {
5580        if (dismiss) {
5581            mNotificationService.clear(conversation);
5582        }
5583        final List<Message> readMessages = conversation.markRead(upToUuid);
5584        if (readMessages.size() > 0) {
5585            Runnable runnable =
5586                    () -> {
5587                        for (Message message : readMessages) {
5588                            databaseBackend.updateMessage(message, false);
5589                        }
5590                    };
5591            mDatabaseWriterExecutor.execute(runnable);
5592            updateConversationUi();
5593            updateUnreadCountBadge();
5594            return readMessages;
5595        } else {
5596            return readMessages;
5597        }
5598    }
5599
5600    public synchronized void updateUnreadCountBadge() {
5601        int count = unreadCount();
5602        if (unreadCount != count) {
5603            Log.d(Config.LOGTAG, "update unread count to " + count);
5604            if (count > 0) {
5605                ShortcutBadger.applyCount(getApplicationContext(), count);
5606            } else {
5607                ShortcutBadger.removeCount(getApplicationContext());
5608            }
5609            unreadCount = count;
5610        }
5611    }
5612
5613    public void sendReadMarker(final Conversation conversation, final String upToUuid) {
5614        final boolean isPrivateAndNonAnonymousMuc =
5615                conversation.getMode() == Conversation.MODE_MULTI
5616                        && conversation.isPrivateAndNonAnonymous();
5617        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
5618        if (readMessages.isEmpty()) {
5619            return;
5620        }
5621        final var account = conversation.getAccount();
5622        final var connection = account.getXmppConnection();
5623        updateConversationUi();
5624        final var last =
5625                Iterables.getLast(
5626                        Collections2.filter(
5627                                readMessages,
5628                                m ->
5629                                        !m.isPrivateMessage()
5630                                                && m.getStatus() == Message.STATUS_RECEIVED),
5631                        null);
5632        if (last == null) {
5633            return;
5634        }
5635
5636        final boolean sendDisplayedMarker =
5637                confirmMessages()
5638                        && (last.trusted() || isPrivateAndNonAnonymousMuc)
5639                        && last.getRemoteMsgId() != null
5640                        && (last.markable || isPrivateAndNonAnonymousMuc);
5641        final boolean serverAssist =
5642                connection != null && connection.getFeatures().mdsServerAssist();
5643
5644        final String stanzaId = last.getServerMsgId();
5645
5646        if (sendDisplayedMarker && serverAssist) {
5647            final var mdsDisplayed = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5648            final var packet = mMessageGenerator.confirm(last);
5649            packet.addChild(mdsDisplayed);
5650            if (!last.isPrivateMessage()) {
5651                packet.setTo(packet.getTo().asBareJid());
5652            }
5653            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server assisted " + packet);
5654            this.sendMessagePacket(account, packet);
5655        } else {
5656            publishMds(last);
5657            // read markers will be sent after MDS to flush the CSI stanza queue
5658            if (sendDisplayedMarker) {
5659                Log.d(
5660                        Config.LOGTAG,
5661                        conversation.getAccount().getJid().asBareJid()
5662                                + ": sending displayed marker to "
5663                                + last.getCounterpart().toString());
5664                final var packet = mMessageGenerator.confirm(last);
5665                this.sendMessagePacket(account, packet);
5666            }
5667        }
5668    }
5669
5670    private void publishMds(@Nullable final Message message) {
5671        final String stanzaId = message == null ? null : message.getServerMsgId();
5672        if (Strings.isNullOrEmpty(stanzaId)) {
5673            return;
5674        }
5675        final Conversation conversation;
5676        final var conversational = message.getConversation();
5677        if (conversational instanceof Conversation c) {
5678            conversation = c;
5679        } else {
5680            return;
5681        }
5682        final var account = conversation.getAccount();
5683        final var connection = account.getXmppConnection();
5684        if (connection == null || !connection.getFeatures().mds()) {
5685            return;
5686        }
5687        final Jid itemId;
5688        if (message.isPrivateMessage()) {
5689            itemId = message.getCounterpart();
5690        } else {
5691            itemId = conversation.getJid().asBareJid();
5692        }
5693        Log.d(Config.LOGTAG, "publishing mds for " + itemId + "/" + stanzaId);
5694        publishMds(account, itemId, stanzaId, conversation);
5695    }
5696
5697    private void publishMds(
5698            final Account account,
5699            final Jid itemId,
5700            final String stanzaId,
5701            final Conversation conversation) {
5702        final var item = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5703        pushNodeAndEnforcePublishOptions(
5704                account,
5705                Namespace.MDS_DISPLAYED,
5706                item,
5707                itemId.toEscapedString(),
5708                PublishOptions.persistentWhitelistAccessMaxItems());
5709    }
5710
5711    public boolean sendReactions(final Message message, final Collection<String> reactions) {
5712        if (message.getConversation() instanceof Conversation conversation) {
5713            final var isPrivateMessage = message.isPrivateMessage();
5714            final Jid reactTo;
5715            final boolean typeGroupChat;
5716            final String reactToId;
5717            final Collection<Reaction> combinedReactions;
5718            if (conversation.getMode() == Conversational.MODE_MULTI && !isPrivateMessage) {
5719                final var mucOptions = conversation.getMucOptions();
5720                if (!mucOptions.participating()) {
5721                    Log.d(Config.LOGTAG, "not participating in MUC");
5722                    return false;
5723                }
5724                final var self = mucOptions.getSelf();
5725                final String occupantId = self.getOccupantId();
5726                if (Strings.isNullOrEmpty(occupantId)) {
5727                    Log.d(Config.LOGTAG, "occupant id not found for reaction in MUC");
5728                    return false;
5729                }
5730                final var existingRaw =
5731                        ImmutableSet.copyOf(
5732                                Collections2.transform(message.getReactions(), r -> r.reaction));
5733                final var reactionsAsExistingVariants =
5734                        ImmutableSet.copyOf(
5735                                Collections2.transform(
5736                                        reactions, r -> Emoticons.existingVariant(r, existingRaw)));
5737                if (!reactions.equals(reactionsAsExistingVariants)) {
5738                    Log.d(Config.LOGTAG, "modified reactions to existing variants");
5739                }
5740                reactToId = message.getServerMsgId();
5741                reactTo = conversation.getJid().asBareJid();
5742                typeGroupChat = true;
5743                combinedReactions =
5744                        Reaction.withOccupantId(
5745                                message.getReactions(),
5746                                reactionsAsExistingVariants,
5747                                false,
5748                                self.getFullJid(),
5749                                conversation.getAccount().getJid(),
5750                                occupantId);
5751            } else {
5752                if (message.isCarbon() || message.getStatus() == Message.STATUS_RECEIVED) {
5753                    reactToId = message.getRemoteMsgId();
5754                } else {
5755                    reactToId = message.getUuid();
5756                }
5757                typeGroupChat = false;
5758                if (isPrivateMessage) {
5759                    reactTo = message.getCounterpart();
5760                } else {
5761                    reactTo = conversation.getJid().asBareJid();
5762                }
5763                combinedReactions =
5764                        Reaction.withFrom(
5765                                message.getReactions(),
5766                                reactions,
5767                                false,
5768                                conversation.getAccount().getJid());
5769            }
5770            if (reactTo == null || Strings.isNullOrEmpty(reactToId)) {
5771                return false;
5772            }
5773            final var reactionMessage =
5774                    mMessageGenerator.reaction(reactTo, typeGroupChat, reactToId, reactions);
5775            sendMessagePacket(conversation.getAccount(), reactionMessage);
5776            message.setReactions(combinedReactions);
5777            updateMessage(message, false);
5778            return true;
5779        } else {
5780            return false;
5781        }
5782    }
5783
5784    public MemorizingTrustManager getMemorizingTrustManager() {
5785        return this.mMemorizingTrustManager;
5786    }
5787
5788    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
5789        this.mMemorizingTrustManager = trustManager;
5790    }
5791
5792    public void updateMemorizingTrustManager() {
5793        final MemorizingTrustManager trustManager;
5794        if (appSettings.isTrustSystemCAStore()) {
5795            trustManager = new MemorizingTrustManager(getApplicationContext());
5796        } else {
5797            trustManager = new MemorizingTrustManager(getApplicationContext(), null);
5798        }
5799        setMemorizingTrustManager(trustManager);
5800    }
5801
5802    public LruCache<String, Bitmap> getBitmapCache() {
5803        return this.mBitmapCache;
5804    }
5805
5806    public Collection<String> getKnownHosts() {
5807        final Set<String> hosts = new HashSet<>();
5808        for (final Account account : getAccounts()) {
5809            hosts.add(account.getServer());
5810            for (final Contact contact : account.getRoster().getContacts()) {
5811                if (contact.showInRoster()) {
5812                    final String server = contact.getServer();
5813                    if (server != null) {
5814                        hosts.add(server);
5815                    }
5816                }
5817            }
5818        }
5819        if (Config.QUICKSY_DOMAIN != null) {
5820            hosts.remove(
5821                    Config.QUICKSY_DOMAIN
5822                            .toEscapedString()); // we only want to show this when we type a e164
5823            // number
5824        }
5825        if (Config.MAGIC_CREATE_DOMAIN != null) {
5826            hosts.add(Config.MAGIC_CREATE_DOMAIN);
5827        }
5828        return hosts;
5829    }
5830
5831    public Collection<String> getKnownConferenceHosts() {
5832        final Set<String> mucServers = new HashSet<>();
5833        for (final Account account : accounts) {
5834            if (account.getXmppConnection() != null) {
5835                mucServers.addAll(account.getXmppConnection().getMucServers());
5836                for (final Bookmark bookmark : account.getBookmarks()) {
5837                    final Jid jid = bookmark.getJid();
5838                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
5839                    if (s != null) {
5840                        mucServers.add(s);
5841                    }
5842                }
5843            }
5844        }
5845        return mucServers;
5846    }
5847
5848    public void sendMessagePacket(
5849            final Account account,
5850            final im.conversations.android.xmpp.model.stanza.Message packet) {
5851        final XmppConnection connection = account.getXmppConnection();
5852        if (connection != null) {
5853            connection.sendMessagePacket(packet);
5854        }
5855    }
5856
5857    public void sendPresencePacket(
5858            final Account account,
5859            final im.conversations.android.xmpp.model.stanza.Presence packet) {
5860        final XmppConnection connection = account.getXmppConnection();
5861        if (connection != null) {
5862            connection.sendPresencePacket(packet);
5863        }
5864    }
5865
5866    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
5867        final XmppConnection connection = account.getXmppConnection();
5868        if (connection == null) {
5869            return;
5870        }
5871        connection.sendCreateAccountWithCaptchaPacket(id, data);
5872    }
5873
5874    public void sendIqPacket(final Account account, final Iq packet, final Consumer<Iq> callback) {
5875        final XmppConnection connection = account.getXmppConnection();
5876        if (connection != null) {
5877            connection.sendIqPacket(packet, callback);
5878        } else if (callback != null) {
5879            callback.accept(Iq.TIMEOUT);
5880        }
5881    }
5882
5883    public void sendPresence(final Account account) {
5884        sendPresence(account, checkListeners() && broadcastLastActivity());
5885    }
5886
5887    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
5888        final Presence.Status status;
5889        if (manuallyChangePresence()) {
5890            status = account.getPresenceStatus();
5891        } else {
5892            status = getTargetPresence();
5893        }
5894        final var packet = mPresenceGenerator.selfPresence(account, status);
5895        if (mLastActivity > 0 && includeIdleTimestamp) {
5896            long since =
5897                    Math.min(mLastActivity, System.currentTimeMillis()); // don't send future dates
5898            packet.addChild("idle", Namespace.IDLE)
5899                    .setAttribute("since", AbstractGenerator.getTimestamp(since));
5900        }
5901        sendPresencePacket(account, packet);
5902    }
5903
5904    private void deactivateGracePeriod() {
5905        for (Account account : getAccounts()) {
5906            account.deactivateGracePeriod();
5907        }
5908    }
5909
5910    public void refreshAllPresences() {
5911        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
5912        for (Account account : getAccounts()) {
5913            if (account.isConnectionEnabled()) {
5914                sendPresence(account, includeIdleTimestamp);
5915            }
5916        }
5917    }
5918
5919    private void refreshAllFcmTokens() {
5920        for (Account account : getAccounts()) {
5921            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
5922                mPushManagementService.registerPushTokenOnServer(account);
5923            }
5924        }
5925    }
5926
5927    private void sendOfflinePresence(final Account account) {
5928        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
5929        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
5930    }
5931
5932    public MessageGenerator getMessageGenerator() {
5933        return this.mMessageGenerator;
5934    }
5935
5936    public PresenceGenerator getPresenceGenerator() {
5937        return this.mPresenceGenerator;
5938    }
5939
5940    public IqGenerator getIqGenerator() {
5941        return this.mIqGenerator;
5942    }
5943
5944    public JingleConnectionManager getJingleConnectionManager() {
5945        return this.mJingleConnectionManager;
5946    }
5947
5948    private boolean hasJingleRtpConnection(final Account account) {
5949        return this.mJingleConnectionManager.hasJingleRtpConnection(account);
5950    }
5951
5952    public MessageArchiveService getMessageArchiveService() {
5953        return this.mMessageArchiveService;
5954    }
5955
5956    public QuickConversationsService getQuickConversationsService() {
5957        return this.mQuickConversationsService;
5958    }
5959
5960    public List<Contact> findContacts(Jid jid, String accountJid) {
5961        ArrayList<Contact> contacts = new ArrayList<>();
5962        for (Account account : getAccounts()) {
5963            if ((account.isEnabled() || accountJid != null)
5964                    && (accountJid == null
5965                            || accountJid.equals(account.getJid().asBareJid().toString()))) {
5966                Contact contact = account.getRoster().getContactFromContactList(jid);
5967                if (contact != null) {
5968                    contacts.add(contact);
5969                }
5970            }
5971        }
5972        return contacts;
5973    }
5974
5975    public Conversation findFirstMuc(Jid jid) {
5976        for (Conversation conversation : getConversations()) {
5977            if (conversation.getAccount().isEnabled()
5978                    && conversation.getJid().asBareJid().equals(jid.asBareJid())
5979                    && conversation.getMode() == Conversation.MODE_MULTI) {
5980                return conversation;
5981            }
5982        }
5983        return null;
5984    }
5985
5986    public NotificationService getNotificationService() {
5987        return this.mNotificationService;
5988    }
5989
5990    public HttpConnectionManager getHttpConnectionManager() {
5991        return this.mHttpConnectionManager;
5992    }
5993
5994    public void resendFailedMessages(final Message message) {
5995        message.setTime(System.currentTimeMillis());
5996        markMessage(message, Message.STATUS_WAITING);
5997        this.resendMessage(message, false);
5998        if (message.getConversation() instanceof Conversation c) {
5999            c.sort();
6000        }
6001        updateConversationUi();
6002    }
6003
6004    public void clearConversationHistory(final Conversation conversation) {
6005        final long clearDate;
6006        final String reference;
6007        if (conversation.countMessages() > 0) {
6008            Message latestMessage = conversation.getLatestMessage();
6009            clearDate = latestMessage.getTimeSent() + 1000;
6010            reference = latestMessage.getServerMsgId();
6011        } else {
6012            clearDate = System.currentTimeMillis();
6013            reference = null;
6014        }
6015        conversation.clearMessages();
6016        conversation.setHasMessagesLeftOnServer(false); // avoid messages getting loaded through mam
6017        conversation.setLastClearHistory(clearDate, reference);
6018        Runnable runnable =
6019                () -> {
6020                    databaseBackend.deleteMessagesInConversation(conversation);
6021                    databaseBackend.updateConversation(conversation);
6022                };
6023        mDatabaseWriterExecutor.execute(runnable);
6024    }
6025
6026    public boolean sendBlockRequest(
6027            final Blockable blockable, final boolean reportSpam, final String serverMsgId) {
6028        if (blockable != null && blockable.getBlockedJid() != null) {
6029            final var account = blockable.getAccount();
6030            final Jid jid = blockable.getBlockedJid();
6031            this.sendIqPacket(
6032                    account,
6033                    getIqGenerator().generateSetBlockRequest(jid, reportSpam, serverMsgId),
6034                    (response) -> {
6035                        if (response.getType() == Iq.Type.RESULT) {
6036                            account.getBlocklist().add(jid);
6037                            updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
6038                        }
6039                    });
6040            if (blockable.getBlockedJid().isFullJid()) {
6041                return false;
6042            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
6043                updateConversationUi();
6044                return true;
6045            } else {
6046                return false;
6047            }
6048        } else {
6049            return false;
6050        }
6051    }
6052
6053    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
6054        boolean removed = false;
6055        synchronized (this.conversations) {
6056            boolean domainJid = blockedJid.getLocal() == null;
6057            for (Conversation conversation : this.conversations) {
6058                boolean jidMatches =
6059                        (domainJid
6060                                        && blockedJid
6061                                                .getDomain()
6062                                                .equals(conversation.getJid().getDomain()))
6063                                || blockedJid.equals(conversation.getJid().asBareJid());
6064                if (conversation.getAccount() == account
6065                        && conversation.getMode() == Conversation.MODE_SINGLE
6066                        && jidMatches) {
6067                    this.conversations.remove(conversation);
6068                    markRead(conversation);
6069                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
6070                    Log.d(
6071                            Config.LOGTAG,
6072                            account.getJid().asBareJid()
6073                                    + ": archiving conversation "
6074                                    + conversation.getJid().asBareJid()
6075                                    + " because jid was blocked");
6076                    updateConversation(conversation);
6077                    removed = true;
6078                }
6079            }
6080        }
6081        return removed;
6082    }
6083
6084    public void sendUnblockRequest(final Blockable blockable) {
6085        if (blockable != null && blockable.getJid() != null) {
6086            final var account = blockable.getAccount();
6087            final Jid jid = blockable.getBlockedJid();
6088            this.sendIqPacket(
6089                    account,
6090                    getIqGenerator().generateSetUnblockRequest(jid),
6091                    response -> {
6092                        if (response.getType() == Iq.Type.RESULT) {
6093                            account.getBlocklist().remove(jid);
6094                            updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
6095                        }
6096                    });
6097        }
6098    }
6099
6100    public void publishDisplayName(final Account account) {
6101        String displayName = account.getDisplayName();
6102        final Iq request;
6103        if (TextUtils.isEmpty(displayName)) {
6104            request = mIqGenerator.deleteNode(Namespace.NICK);
6105        } else {
6106            request = mIqGenerator.publishNick(displayName);
6107        }
6108        mAvatarService.clear(account);
6109        sendIqPacket(
6110                account,
6111                request,
6112                (packet) -> {
6113                    if (packet.getType() == Iq.Type.ERROR) {
6114                        Log.d(
6115                                Config.LOGTAG,
6116                                account.getJid().asBareJid()
6117                                        + ": unable to modify nick name "
6118                                        + packet);
6119                    }
6120                });
6121    }
6122
6123    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
6124        ServiceDiscoveryResult result = discoCache.get(key);
6125        if (result != null) {
6126            return result;
6127        } else {
6128            result = databaseBackend.findDiscoveryResult(key.first, key.second);
6129            if (result != null) {
6130                discoCache.put(key, result);
6131            }
6132            return result;
6133        }
6134    }
6135
6136    public void fetchCaps(final Account account, final Jid jid, final Presence presence) {
6137        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
6138        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
6139        if (disco != null) {
6140            presence.setServiceDiscoveryResult(disco);
6141            final Contact contact = account.getRoster().getContact(jid);
6142            if (contact.refreshRtpCapability()) {
6143                syncRoster(account);
6144            }
6145        } else {
6146            final Iq request = new Iq(Iq.Type.GET);
6147            request.setTo(jid);
6148            final String node = presence.getNode();
6149            final String ver = presence.getVer();
6150            final Element query = request.query(Namespace.DISCO_INFO);
6151            if (node != null && ver != null) {
6152                query.setAttribute("node", node + "#" + ver);
6153            }
6154            Log.d(
6155                    Config.LOGTAG,
6156                    account.getJid().asBareJid()
6157                            + ": making disco request for "
6158                            + key.second
6159                            + " to "
6160                            + jid);
6161            sendIqPacket(
6162                    account,
6163                    request,
6164                    (response) -> {
6165                        if (response.getType() == Iq.Type.RESULT) {
6166                            final ServiceDiscoveryResult discoveryResult =
6167                                    new ServiceDiscoveryResult(response);
6168                            if (presence.getVer().equals(discoveryResult.getVer())) {
6169                                databaseBackend.insertDiscoveryResult(discoveryResult);
6170                                injectServiceDiscoveryResult(
6171                                        account.getRoster(),
6172                                        presence.getHash(),
6173                                        presence.getVer(),
6174                                        discoveryResult);
6175                            } else {
6176                                Log.d(
6177                                        Config.LOGTAG,
6178                                        account.getJid().asBareJid()
6179                                                + ": mismatch in caps for contact "
6180                                                + jid
6181                                                + " "
6182                                                + presence.getVer()
6183                                                + " vs "
6184                                                + discoveryResult.getVer());
6185                            }
6186                        } else {
6187                            Log.d(
6188                                    Config.LOGTAG,
6189                                    account.getJid().asBareJid()
6190                                            + ": unable to fetch caps from "
6191                                            + jid);
6192                        }
6193                    });
6194        }
6195    }
6196
6197    private void injectServiceDiscoveryResult(
6198            Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
6199        boolean rosterNeedsSync = false;
6200        for (final Contact contact : roster.getContacts()) {
6201            boolean serviceDiscoverySet = false;
6202            for (final Presence presence : contact.getPresences().getPresences()) {
6203                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
6204                    presence.setServiceDiscoveryResult(disco);
6205                    serviceDiscoverySet = true;
6206                }
6207            }
6208            if (serviceDiscoverySet) {
6209                rosterNeedsSync |= contact.refreshRtpCapability();
6210            }
6211        }
6212        if (rosterNeedsSync) {
6213            syncRoster(roster.getAccount());
6214        }
6215    }
6216
6217    public void fetchMamPreferences(final Account account, final OnMamPreferencesFetched callback) {
6218        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
6219        final Iq request = new Iq(Iq.Type.GET);
6220        request.addChild("prefs", version.namespace);
6221        sendIqPacket(
6222                account,
6223                request,
6224                (packet) -> {
6225                    final Element prefs = packet.findChild("prefs", version.namespace);
6226                    if (packet.getType() == Iq.Type.RESULT && prefs != null) {
6227                        callback.onPreferencesFetched(prefs);
6228                    } else {
6229                        callback.onPreferencesFetchFailed();
6230                    }
6231                });
6232    }
6233
6234    public PushManagementService getPushManagementService() {
6235        return mPushManagementService;
6236    }
6237
6238    public void changeStatus(Account account, PresenceTemplate template, String signature) {
6239        if (!template.getStatusMessage().isEmpty()) {
6240            databaseBackend.insertPresenceTemplate(template);
6241        }
6242        account.setPgpSignature(signature);
6243        account.setPresenceStatus(template.getStatus());
6244        account.setPresenceStatusMessage(template.getStatusMessage());
6245        databaseBackend.updateAccount(account);
6246        sendPresence(account);
6247    }
6248
6249    public List<PresenceTemplate> getPresenceTemplates(Account account) {
6250        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
6251        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
6252            if (!templates.contains(template)) {
6253                templates.add(0, template);
6254            }
6255        }
6256        return templates;
6257    }
6258
6259    public void saveConversationAsBookmark(final Conversation conversation, final String name) {
6260        final Account account = conversation.getAccount();
6261        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
6262        final String nick = conversation.getJid().getResource();
6263        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
6264            bookmark.setNick(nick);
6265        }
6266        if (!TextUtils.isEmpty(name)) {
6267            bookmark.setBookmarkName(name);
6268        }
6269        bookmark.setAutojoin(true);
6270        createBookmark(account, bookmark);
6271        bookmark.setConversation(conversation);
6272    }
6273
6274    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
6275        boolean performedVerification = false;
6276        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
6277        for (XmppUri.Fingerprint fp : fingerprints) {
6278            if (fp.type == XmppUri.FingerprintType.OMEMO) {
6279                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
6280                FingerprintStatus fingerprintStatus =
6281                        axolotlService.getFingerprintTrust(fingerprint);
6282                if (fingerprintStatus != null) {
6283                    if (!fingerprintStatus.isVerified()) {
6284                        performedVerification = true;
6285                        axolotlService.setFingerprintTrust(
6286                                fingerprint, fingerprintStatus.toVerified());
6287                    }
6288                } else {
6289                    axolotlService.preVerifyFingerprint(contact, fingerprint);
6290                }
6291            }
6292        }
6293        return performedVerification;
6294    }
6295
6296    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
6297        final AxolotlService axolotlService = account.getAxolotlService();
6298        boolean verifiedSomething = false;
6299        for (XmppUri.Fingerprint fp : fingerprints) {
6300            if (fp.type == XmppUri.FingerprintType.OMEMO) {
6301                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
6302                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
6303                FingerprintStatus fingerprintStatus =
6304                        axolotlService.getFingerprintTrust(fingerprint);
6305                if (fingerprintStatus != null) {
6306                    if (!fingerprintStatus.isVerified()) {
6307                        axolotlService.setFingerprintTrust(
6308                                fingerprint, fingerprintStatus.toVerified());
6309                        verifiedSomething = true;
6310                    }
6311                } else {
6312                    axolotlService.preVerifyFingerprint(account, fingerprint);
6313                    verifiedSomething = true;
6314                }
6315            }
6316        }
6317        return verifiedSomething;
6318    }
6319
6320    public boolean blindTrustBeforeVerification() {
6321        return getBooleanPreference(AppSettings.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
6322    }
6323
6324    public ShortcutService getShortcutService() {
6325        return mShortcutService;
6326    }
6327
6328    public void pushMamPreferences(Account account, Element prefs) {
6329        final Iq set = new Iq(Iq.Type.SET);
6330        set.addChild(prefs);
6331        sendIqPacket(account, set, null);
6332    }
6333
6334    public void evictPreview(String uuid) {
6335        if (mBitmapCache.remove(uuid) != null) {
6336            Log.d(Config.LOGTAG, "deleted cached preview");
6337        }
6338    }
6339
6340    public interface OnMamPreferencesFetched {
6341        void onPreferencesFetched(Element prefs);
6342
6343        void onPreferencesFetchFailed();
6344    }
6345
6346    public interface OnAccountCreated {
6347        void onAccountCreated(Account account);
6348
6349        void informUser(int r);
6350    }
6351
6352    public interface OnMoreMessagesLoaded {
6353        void onMoreMessagesLoaded(int count, Conversation conversation);
6354
6355        void informUser(int r);
6356    }
6357
6358    public interface OnAccountPasswordChanged {
6359        void onPasswordChangeSucceeded();
6360
6361        void onPasswordChangeFailed();
6362    }
6363
6364    public interface OnRoomDestroy {
6365        void onRoomDestroySucceeded();
6366
6367        void onRoomDestroyFailed();
6368    }
6369
6370    public interface OnAffiliationChanged {
6371        void onAffiliationChangedSuccessful(Jid jid);
6372
6373        void onAffiliationChangeFailed(Jid jid, int resId);
6374    }
6375
6376    public interface OnConversationUpdate {
6377        void onConversationUpdate();
6378    }
6379
6380    public interface OnJingleRtpConnectionUpdate {
6381        void onJingleRtpConnectionUpdate(
6382                final Account account,
6383                final Jid with,
6384                final String sessionId,
6385                final RtpEndUserState state);
6386
6387        void onAudioDeviceChanged(
6388                CallIntegration.AudioDevice selectedAudioDevice,
6389                Set<CallIntegration.AudioDevice> availableAudioDevices);
6390    }
6391
6392    public interface OnAccountUpdate {
6393        void onAccountUpdate();
6394    }
6395
6396    public interface OnCaptchaRequested {
6397        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
6398    }
6399
6400    public interface OnRosterUpdate {
6401        void onRosterUpdate();
6402    }
6403
6404    public interface OnMucRosterUpdate {
6405        void onMucRosterUpdate();
6406    }
6407
6408    public interface OnConferenceConfigurationFetched {
6409        void onConferenceConfigurationFetched(Conversation conversation);
6410
6411        void onFetchFailed(Conversation conversation, String errorCondition);
6412    }
6413
6414    public interface OnConferenceJoined {
6415        void onConferenceJoined(Conversation conversation);
6416    }
6417
6418    public interface OnConfigurationPushed {
6419        void onPushSucceeded();
6420
6421        void onPushFailed();
6422    }
6423
6424    public interface OnShowErrorToast {
6425        void onShowErrorToast(int resId);
6426    }
6427
6428    public class XmppConnectionBinder extends Binder {
6429        public XmppConnectionService getService() {
6430            return XmppConnectionService.this;
6431        }
6432    }
6433
6434    private class InternalEventReceiver extends BroadcastReceiver {
6435
6436        @Override
6437        public void onReceive(final Context context, final Intent intent) {
6438            onStartCommand(intent, 0, 0);
6439        }
6440    }
6441
6442    private class RestrictedEventReceiver extends BroadcastReceiver {
6443
6444        private final Collection<String> allowedActions;
6445
6446        private RestrictedEventReceiver(final Collection<String> allowedActions) {
6447            this.allowedActions = allowedActions;
6448        }
6449
6450        @Override
6451        public void onReceive(final Context context, final Intent intent) {
6452            final String action = intent == null ? null : intent.getAction();
6453            if (allowedActions.contains(action)) {
6454                onStartCommand(intent, 0, 0);
6455            } else {
6456                Log.e(Config.LOGTAG, "restricting broadcast of event " + action);
6457            }
6458        }
6459    }
6460
6461    public static class OngoingCall {
6462        public final AbstractJingleConnection.Id id;
6463        public final Set<Media> media;
6464        public final boolean reconnecting;
6465
6466        public OngoingCall(
6467                AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
6468            this.id = id;
6469            this.media = media;
6470            this.reconnecting = reconnecting;
6471        }
6472
6473        @Override
6474        public boolean equals(Object o) {
6475            if (this == o) return true;
6476            if (o == null || getClass() != o.getClass()) return false;
6477            OngoingCall that = (OngoingCall) o;
6478            return reconnecting == that.reconnecting
6479                    && Objects.equal(id, that.id)
6480                    && Objects.equal(media, that.media);
6481        }
6482
6483        @Override
6484        public int hashCode() {
6485            return Objects.hashCode(id, media, reconnecting);
6486        }
6487    }
6488
6489    public static void toggleForegroundService(final XmppConnectionService service) {
6490        if (service == null) {
6491            return;
6492        }
6493        service.toggleForegroundService();
6494    }
6495
6496    public static void toggleForegroundService(final ConversationsActivity activity) {
6497        if (activity == null) {
6498            return;
6499        }
6500        toggleForegroundService(activity.xmppConnectionService);
6501    }
6502}