XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import android.Manifest;
   4import android.annotation.SuppressLint;
   5import android.annotation.TargetApi;
   6import android.app.AlarmManager;
   7import android.app.Notification;
   8import android.app.NotificationManager;
   9import android.app.PendingIntent;
  10import android.app.Service;
  11import android.content.BroadcastReceiver;
  12import android.content.ComponentName;
  13import android.content.Context;
  14import android.content.Intent;
  15import android.content.IntentFilter;
  16import android.content.SharedPreferences;
  17import android.content.pm.PackageManager;
  18import android.database.ContentObserver;
  19import android.graphics.Bitmap;
  20import android.media.AudioManager;
  21import android.net.ConnectivityManager;
  22import android.net.NetworkInfo;
  23import android.net.Uri;
  24import android.os.Binder;
  25import android.os.Build;
  26import android.os.Bundle;
  27import android.os.Environment;
  28import android.os.IBinder;
  29import android.os.PowerManager;
  30import android.os.PowerManager.WakeLock;
  31import android.os.SystemClock;
  32import android.preference.PreferenceManager;
  33import android.provider.ContactsContract;
  34import android.security.KeyChain;
  35import android.support.annotation.BoolRes;
  36import android.support.annotation.IntegerRes;
  37import android.support.v4.app.RemoteInput;
  38import android.support.v4.content.ContextCompat;
  39import android.text.TextUtils;
  40import android.util.DisplayMetrics;
  41import android.util.Log;
  42import android.util.LruCache;
  43import android.util.Pair;
  44
  45import org.conscrypt.Conscrypt;
  46import org.openintents.openpgp.IOpenPgpService2;
  47import org.openintents.openpgp.util.OpenPgpApi;
  48import org.openintents.openpgp.util.OpenPgpServiceConnection;
  49
  50import java.io.File;
  51import java.net.URL;
  52import java.security.SecureRandom;
  53import java.security.Security;
  54import java.security.cert.CertificateException;
  55import java.security.cert.X509Certificate;
  56import java.util.ArrayList;
  57import java.util.Arrays;
  58import java.util.Collection;
  59import java.util.Collections;
  60import java.util.HashSet;
  61import java.util.Hashtable;
  62import java.util.Iterator;
  63import java.util.List;
  64import java.util.ListIterator;
  65import java.util.Map;
  66import java.util.Set;
  67import java.util.WeakHashMap;
  68import java.util.concurrent.CopyOnWriteArrayList;
  69import java.util.concurrent.CountDownLatch;
  70import java.util.concurrent.atomic.AtomicBoolean;
  71import java.util.concurrent.atomic.AtomicLong;
  72
  73import eu.siacs.conversations.Config;
  74import eu.siacs.conversations.R;
  75import eu.siacs.conversations.android.JabberIdContact;
  76import eu.siacs.conversations.crypto.OmemoSetting;
  77import eu.siacs.conversations.crypto.PgpDecryptionService;
  78import eu.siacs.conversations.crypto.PgpEngine;
  79import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  80import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  81import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
  82import eu.siacs.conversations.entities.Account;
  83import eu.siacs.conversations.entities.Blockable;
  84import eu.siacs.conversations.entities.Bookmark;
  85import eu.siacs.conversations.entities.Contact;
  86import eu.siacs.conversations.entities.Conversation;
  87import eu.siacs.conversations.entities.Conversational;
  88import eu.siacs.conversations.entities.Message;
  89import eu.siacs.conversations.entities.MucOptions;
  90import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
  91import eu.siacs.conversations.entities.Presence;
  92import eu.siacs.conversations.entities.PresenceTemplate;
  93import eu.siacs.conversations.entities.Roster;
  94import eu.siacs.conversations.entities.ServiceDiscoveryResult;
  95import eu.siacs.conversations.generator.AbstractGenerator;
  96import eu.siacs.conversations.generator.IqGenerator;
  97import eu.siacs.conversations.generator.MessageGenerator;
  98import eu.siacs.conversations.generator.PresenceGenerator;
  99import eu.siacs.conversations.http.CustomURLStreamHandlerFactory;
 100import eu.siacs.conversations.http.HttpConnectionManager;
 101import eu.siacs.conversations.parser.AbstractParser;
 102import eu.siacs.conversations.parser.IqParser;
 103import eu.siacs.conversations.parser.MessageParser;
 104import eu.siacs.conversations.parser.PresenceParser;
 105import eu.siacs.conversations.persistance.DatabaseBackend;
 106import eu.siacs.conversations.persistance.FileBackend;
 107import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 108import eu.siacs.conversations.ui.SettingsActivity;
 109import eu.siacs.conversations.ui.UiCallback;
 110import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 111import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 112import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 113import eu.siacs.conversations.utils.Compatibility;
 114import eu.siacs.conversations.utils.ConversationsFileObserver;
 115import eu.siacs.conversations.utils.CryptoHelper;
 116import eu.siacs.conversations.utils.ExceptionHelper;
 117import eu.siacs.conversations.utils.MimeUtils;
 118import eu.siacs.conversations.utils.PhoneHelper;
 119import eu.siacs.conversations.utils.QuickLoader;
 120import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 121import eu.siacs.conversations.utils.ReplacingTaskManager;
 122import eu.siacs.conversations.utils.Resolver;
 123import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 124import eu.siacs.conversations.utils.StringUtils;
 125import eu.siacs.conversations.utils.WakeLockHelper;
 126import eu.siacs.conversations.utils.XmppUri;
 127import eu.siacs.conversations.xml.Element;
 128import eu.siacs.conversations.xml.Namespace;
 129import eu.siacs.conversations.xmpp.OnBindListener;
 130import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 131import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 132import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 133import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 134import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 135import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 136import eu.siacs.conversations.xmpp.OnStatusChanged;
 137import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 138import eu.siacs.conversations.xmpp.Patches;
 139import eu.siacs.conversations.xmpp.XmppConnection;
 140import eu.siacs.conversations.xmpp.chatstate.ChatState;
 141import eu.siacs.conversations.xmpp.forms.Data;
 142import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 143import eu.siacs.conversations.xmpp.jingle.OnJinglePacketReceived;
 144import eu.siacs.conversations.xmpp.jingle.stanzas.JinglePacket;
 145import eu.siacs.conversations.xmpp.mam.MamReference;
 146import eu.siacs.conversations.xmpp.pep.Avatar;
 147import eu.siacs.conversations.xmpp.pep.PublishOptions;
 148import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 149import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 150import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 151import me.leolin.shortcutbadger.ShortcutBadger;
 152import rocks.xmpp.addr.Jid;
 153
 154public class XmppConnectionService extends Service {
 155
 156    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 157    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 158    public static final String ACTION_SNOOZE = "snooze";
 159    public static final String ACTION_CLEAR_NOTIFICATION = "clear_notification";
 160    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 161    public static final String ACTION_TRY_AGAIN = "try_again";
 162    public static final String ACTION_IDLE_PING = "idle_ping";
 163    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 164    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 165    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 166
 167    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 168
 169    static {
 170        URL.setURLStreamHandlerFactory(new CustomURLStreamHandlerFactory());
 171    }
 172
 173    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 174    private final SerialSingleThreadExecutor mFileAddingExecutor = new SerialSingleThreadExecutor("FileAdding");
 175    private final SerialSingleThreadExecutor mVideoCompressionExecutor = new SerialSingleThreadExecutor("VideoCompression");
 176    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 177    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 178    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 179    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 180    private final IBinder mBinder = new XmppConnectionBinder();
 181    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 182    private final IqGenerator mIqGenerator = new IqGenerator(this);
 183    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 184    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 185    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 186    private final OnIqPacketReceived mDefaultIqHandler = (account, packet) -> {
 187        if (packet.getType() != IqPacket.TYPE.RESULT) {
 188            Element error = packet.findChild("error");
 189            String text = error != null ? error.findChildContent("text") : null;
 190            if (text != null) {
 191                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received iq error - " + text);
 192            }
 193        }
 194    };
 195    public DatabaseBackend databaseBackend;
 196    private ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 197    private long mLastActivity = 0;
 198    private FileBackend fileBackend = new FileBackend(this);
 199    private MemorizingTrustManager mMemorizingTrustManager;
 200    private NotificationService mNotificationService = new NotificationService(this);
 201    private ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 202    private ShortcutService mShortcutService = new ShortcutService(this);
 203    private AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 204    private AtomicBoolean mForceForegroundService = new AtomicBoolean(false);
 205    private AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 206    private OnMessagePacketReceived mMessageParser = new MessageParser(this);
 207    private OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 208    private IqParser mIqParser = new IqParser(this);
 209    private MessageGenerator mMessageGenerator = new MessageGenerator(this);
 210    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 211        Conversation conversation = find(getConversations(), contact);
 212        if (conversation != null) {
 213            if (online) {
 214                if (contact.getPresences().size() == 1) {
 215                    sendUnsentMessages(conversation);
 216                }
 217            }
 218        }
 219    };
 220    private PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 221    private List<Account> accounts;
 222    private JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(
 223            this);
 224    private final OnJinglePacketReceived jingleListener = new OnJinglePacketReceived() {
 225
 226        @Override
 227        public void onJinglePacketReceived(Account account, JinglePacket packet) {
 228            mJingleConnectionManager.deliverPacket(account, packet);
 229        }
 230    };
 231    private HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 232    private AvatarService mAvatarService = new AvatarService(this);
 233    private MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 234    private PushManagementService mPushManagementService = new PushManagementService(this);
 235    private QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 236    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 237            Environment.getExternalStorageDirectory().getAbsolutePath()
 238    ) {
 239        @Override
 240        public void onEvent(int event, String path) {
 241            markFileDeleted(path);
 242        }
 243    };
 244    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 245
 246        @Override
 247        public boolean onMessageAcknowledged(Account account, String uuid) {
 248            for (final Conversation conversation : getConversations()) {
 249                if (conversation.getAccount() == account) {
 250                    Message message = conversation.findUnsentMessageWithUuid(uuid);
 251                    if (message != null) {
 252                        message.setStatus(Message.STATUS_SEND);
 253                        message.setErrorMessage(null);
 254                        databaseBackend.updateMessage(message, false);
 255                        return true;
 256                    }
 257                }
 258            }
 259            return false;
 260        }
 261    };
 262
 263    private boolean destroyed = false;
 264
 265    private int unreadCount = -1;
 266
 267    //Ui callback listeners
 268    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 269    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 270    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 271    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 272    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 273    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 274    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 275    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 276
 277    private final Object LISTENER_LOCK = new Object();
 278
 279
 280    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 281
 282
 283    private final OnBindListener mOnBindListener = new OnBindListener() {
 284
 285        @Override
 286        public void onBind(final Account account) {
 287            synchronized (mInProgressAvatarFetches) {
 288                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 289                    final String KEY = iterator.next();
 290                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 291                        iterator.remove();
 292                    }
 293                }
 294            }
 295            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 296            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 297            if (loggedInSuccessfully || gainedFeature) {
 298                databaseBackend.updateAccount(account);
 299            }
 300
 301            if (loggedInSuccessfully) {
 302                if (!TextUtils.isEmpty(account.getDisplayName())) {
 303                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 304                    publishDisplayName(account);
 305                }
 306            }
 307
 308            account.getRoster().clearPresences();
 309            synchronized (account.inProgressConferenceJoins) {
 310                account.inProgressConferenceJoins.clear();
 311            }
 312            synchronized (account.inProgressConferencePings) {
 313                account.inProgressConferencePings.clear();
 314            }
 315            mJingleConnectionManager.cancelInTransmission();
 316            mQuickConversationsService.considerSyncBackground(false);
 317            fetchRosterFromServer(account);
 318
 319            final XmppConnection connection = account.getXmppConnection();
 320
 321            if (connection.getFeatures().bookmarks2()) {
 322                fetchBookmarks2(account);
 323            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 324                fetchBookmarks(account);
 325            }
 326            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 327            final boolean catchup = getMessageArchiveService().inCatchup(account);
 328            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 329                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 330                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 331                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 332                    }
 333                });
 334            }
 335            sendPresence(account);
 336            if (mPushManagementService.available(account)) {
 337                mPushManagementService.registerPushTokenOnServer(account);
 338            }
 339            connectMultiModeConversations(account);
 340            syncDirtyContacts(account);
 341        }
 342    };
 343    private AtomicLong mLastExpiryRun = new AtomicLong(0);
 344    private SecureRandom mRandom;
 345    private LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 346    private OnStatusChanged statusListener = new OnStatusChanged() {
 347
 348        @Override
 349        public void onStatusChanged(final Account account) {
 350            XmppConnection connection = account.getXmppConnection();
 351            updateAccountUi();
 352
 353            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 354                mQuickConversationsService.signalAccountStateChange();
 355            }
 356
 357            if (account.getStatus() == Account.State.ONLINE) {
 358                synchronized (mLowPingTimeoutMode) {
 359                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 360                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 361                    }
 362                }
 363                if (account.setShowErrorNotification(true)) {
 364                    databaseBackend.updateAccount(account);
 365                }
 366                mMessageArchiveService.executePendingQueries(account);
 367                if (connection != null && connection.getFeatures().csi()) {
 368                    if (checkListeners()) {
 369                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 370                        connection.sendInactive();
 371                    } else {
 372                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 373                        connection.sendActive();
 374                    }
 375                }
 376                List<Conversation> conversations = getConversations();
 377                for (Conversation conversation : conversations) {
 378                    final boolean inProgressJoin;
 379                    synchronized (account.inProgressConferenceJoins) {
 380                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 381                    }
 382                    final boolean pendingJoin;
 383                    synchronized (account.pendingConferenceJoins) {
 384                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 385                    }
 386                    if (conversation.getAccount() == account
 387                            && !pendingJoin
 388                            && !inProgressJoin) {
 389                        sendUnsentMessages(conversation);
 390                    }
 391                }
 392                final List<Conversation> pendingLeaves;
 393                synchronized (account.pendingConferenceLeaves) {
 394                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 395                    account.pendingConferenceLeaves.clear();
 396
 397                }
 398                for (Conversation conversation : pendingLeaves) {
 399                    leaveMuc(conversation);
 400                }
 401                final List<Conversation> pendingJoins;
 402                synchronized (account.pendingConferenceJoins) {
 403                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 404                    account.pendingConferenceJoins.clear();
 405                }
 406                for (Conversation conversation : pendingJoins) {
 407                    joinMuc(conversation);
 408                }
 409                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 410            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED) {
 411                resetSendingToWaiting(account);
 412                if (account.isEnabled() && isInLowPingTimeoutMode(account)) {
 413                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 414                    reconnectAccount(account, true, false);
 415                } else {
 416                    int timeToReconnect = mRandom.nextInt(10) + 2;
 417                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 418                }
 419            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 420                databaseBackend.updateAccount(account);
 421                reconnectAccount(account, true, false);
 422            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 423                resetSendingToWaiting(account);
 424                if (connection != null && account.getStatus().isAttemptReconnect()) {
 425                    final int next = connection.getTimeToNextAttempt();
 426                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 427                    if (next <= 0) {
 428                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 429                        reconnectAccount(account, true, false);
 430                    } else {
 431                        final int attempt = connection.getAttempt() + 1;
 432                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode);
 433                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 434                    }
 435                }
 436            }
 437            getNotificationService().updateErrorNotification();
 438        }
 439    };
 440    private OpenPgpServiceConnection pgpServiceConnection;
 441    private PgpEngine mPgpEngine = null;
 442    private WakeLock wakeLock;
 443    private PowerManager pm;
 444    private LruCache<String, Bitmap> mBitmapCache;
 445    private BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 446    private BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 447
 448    private static String generateFetchKey(Account account, final Avatar avatar) {
 449        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 450    }
 451
 452    private boolean isInLowPingTimeoutMode(Account account) {
 453        synchronized (mLowPingTimeoutMode) {
 454            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 455        }
 456    }
 457
 458    public void startForcingForegroundNotification() {
 459        mForceForegroundService.set(true);
 460        toggleForegroundService();
 461    }
 462
 463    public void stopForcingForegroundNotification() {
 464        mForceForegroundService.set(false);
 465        toggleForegroundService();
 466    }
 467
 468    public boolean areMessagesInitialized() {
 469        return this.restoredFromDatabaseLatch.getCount() == 0;
 470    }
 471
 472    public PgpEngine getPgpEngine() {
 473        if (!Config.supportOpenPgp()) {
 474            return null;
 475        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 476            if (this.mPgpEngine == null) {
 477                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 478                        getApplicationContext(),
 479                        pgpServiceConnection.getService()), this);
 480            }
 481            return mPgpEngine;
 482        } else {
 483            return null;
 484        }
 485
 486    }
 487
 488    public OpenPgpApi getOpenPgpApi() {
 489        if (!Config.supportOpenPgp()) {
 490            return null;
 491        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 492            return new OpenPgpApi(this, pgpServiceConnection.getService());
 493        } else {
 494            return null;
 495        }
 496    }
 497
 498    public FileBackend getFileBackend() {
 499        return this.fileBackend;
 500    }
 501
 502    public AvatarService getAvatarService() {
 503        return this.mAvatarService;
 504    }
 505
 506    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 507        int encryption = conversation.getNextEncryption();
 508        if (encryption == Message.ENCRYPTION_PGP) {
 509            encryption = Message.ENCRYPTION_DECRYPTED;
 510        }
 511        Message message = new Message(conversation, uri.toString(), encryption);
 512        Message.configurePrivateMessage(message);
 513        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 514            getPgpEngine().encrypt(message, callback);
 515        } else {
 516            sendMessage(message);
 517            callback.success(message);
 518        }
 519    }
 520
 521    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 522        final Message message;
 523        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 524            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 525        } else {
 526            message = new Message(conversation, "", conversation.getNextEncryption());
 527        }
 528        if (!Message.configurePrivateFileMessage(message)) {
 529            message.setCounterpart(conversation.getNextCounterpart());
 530            message.setType(Message.TYPE_FILE);
 531        }
 532        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 533        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 534        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 535        if (runnable.isVideoMessage()) {
 536            mVideoCompressionExecutor.execute(runnable);
 537        } else {
 538            mFileAddingExecutor.execute(runnable);
 539        }
 540    }
 541
 542    public void attachImageToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 543        final String mimeType = MimeUtils.guessMimeTypeFromUri(this, uri);
 544        final String compressPictures = getCompressPicturesPreference();
 545
 546        if ("never".equals(compressPictures)
 547                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 548                || (mimeType != null && mimeType.endsWith("/gif"))
 549                || getFileBackend().unusualBounds(uri)) {
 550            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 551            attachFileToConversation(conversation, uri, mimeType, callback);
 552            return;
 553        }
 554        final Message message;
 555        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 556            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 557        } else {
 558            message = new Message(conversation, "", conversation.getNextEncryption());
 559        }
 560        if (!Message.configurePrivateFileMessage(message)) {
 561            message.setCounterpart(conversation.getNextCounterpart());
 562            message.setType(Message.TYPE_IMAGE);
 563        }
 564        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 565        mFileAddingExecutor.execute(() -> {
 566            try {
 567                getFileBackend().copyImageToPrivateStorage(message, uri);
 568                if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 569                    final PgpEngine pgpEngine = getPgpEngine();
 570                    if (pgpEngine != null) {
 571                        pgpEngine.encrypt(message, callback);
 572                    } else if (callback != null) {
 573                        callback.error(R.string.unable_to_connect_to_keychain, null);
 574                    }
 575                } else {
 576                    sendMessage(message);
 577                    callback.success(message);
 578                }
 579            } catch (final FileBackend.FileCopyException e) {
 580                callback.error(e.getResId(), message);
 581            }
 582        });
 583    }
 584
 585    public Conversation find(Bookmark bookmark) {
 586        return find(bookmark.getAccount(), bookmark.getJid());
 587    }
 588
 589    public Conversation find(final Account account, final Jid jid) {
 590        return find(getConversations(), account, jid);
 591    }
 592
 593    public boolean isMuc(final Account account, final Jid jid) {
 594        final Conversation c = find(account, jid);
 595        return c != null && c.getMode() == Conversational.MODE_MULTI;
 596    }
 597
 598    public void search(List<String> term, OnSearchResultsAvailable onSearchResultsAvailable) {
 599        MessageSearchTask.search(this, term, onSearchResultsAvailable);
 600    }
 601
 602    @Override
 603    public int onStartCommand(Intent intent, int flags, int startId) {
 604        final String action = intent == null ? null : intent.getAction();
 605        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(EventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 606        if (needsForegroundService) {
 607            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 608            toggleForegroundService(true);
 609        }
 610        String pushedAccountHash = null;
 611        String pushedChannelHash = null;
 612        boolean interactive = false;
 613        if (action != null) {
 614            final String uuid = intent.getStringExtra("uuid");
 615            switch (action) {
 616                case ConnectivityManager.CONNECTIVITY_ACTION:
 617                    if (hasInternetConnection()) {
 618                        if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 619                            schedulePostConnectivityChange();
 620                        }
 621                        if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 622                            resetAllAttemptCounts(true, false);
 623                        }
 624                    }
 625                    break;
 626                case Intent.ACTION_SHUTDOWN:
 627                    logoutAndSave(true);
 628                    return START_NOT_STICKY;
 629                case ACTION_CLEAR_NOTIFICATION:
 630                    mNotificationExecutor.execute(() -> {
 631                        try {
 632                            final Conversation c = findConversationByUuid(uuid);
 633                            if (c != null) {
 634                                mNotificationService.clear(c);
 635                            } else {
 636                                mNotificationService.clear();
 637                            }
 638                            restoredFromDatabaseLatch.await();
 639
 640                        } catch (InterruptedException e) {
 641                            Log.d(Config.LOGTAG, "unable to process clear notification");
 642                        }
 643                    });
 644                    break;
 645                case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 646                    dismissErrorNotifications();
 647                    break;
 648                case ACTION_TRY_AGAIN:
 649                    resetAllAttemptCounts(false, true);
 650                    interactive = true;
 651                    break;
 652                case ACTION_REPLY_TO_CONVERSATION:
 653                    Bundle remoteInput = RemoteInput.getResultsFromIntent(intent);
 654                    if (remoteInput == null) {
 655                        break;
 656                    }
 657                    final CharSequence body = remoteInput.getCharSequence("text_reply");
 658                    final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 659                    if (body == null || body.length() <= 0) {
 660                        break;
 661                    }
 662                    mNotificationExecutor.execute(() -> {
 663                        try {
 664                            restoredFromDatabaseLatch.await();
 665                            final Conversation c = findConversationByUuid(uuid);
 666                            if (c != null) {
 667                                directReply(c, body.toString(), dismissNotification);
 668                            }
 669                        } catch (InterruptedException e) {
 670                            Log.d(Config.LOGTAG, "unable to process direct reply");
 671                        }
 672                    });
 673                    break;
 674                case ACTION_MARK_AS_READ:
 675                    mNotificationExecutor.execute(() -> {
 676                        final Conversation c = findConversationByUuid(uuid);
 677                        if (c == null) {
 678                            Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 679                            return;
 680                        }
 681                        try {
 682                            restoredFromDatabaseLatch.await();
 683                            sendReadMarker(c, null);
 684                        } catch (InterruptedException e) {
 685                            Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 686                        }
 687
 688                    });
 689                    break;
 690                case ACTION_SNOOZE:
 691                    mNotificationExecutor.execute(() -> {
 692                        final Conversation c = findConversationByUuid(uuid);
 693                        if (c == null) {
 694                            Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 695                            return;
 696                        }
 697                        c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 698                        mNotificationService.clear(c);
 699                        updateConversation(c);
 700                    });
 701                case AudioManager.RINGER_MODE_CHANGED_ACTION:
 702                case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 703                    if (dndOnSilentMode()) {
 704                        refreshAllPresences();
 705                    }
 706                    break;
 707                case Intent.ACTION_SCREEN_ON:
 708                    deactivateGracePeriod();
 709                case Intent.ACTION_SCREEN_OFF:
 710                    if (awayWhenScreenOff()) {
 711                        refreshAllPresences();
 712                    }
 713                    break;
 714                case ACTION_FCM_TOKEN_REFRESH:
 715                    refreshAllFcmTokens();
 716                    break;
 717                case ACTION_IDLE_PING:
 718                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 719                        scheduleNextIdlePing();
 720                    }
 721                    break;
 722                case ACTION_FCM_MESSAGE_RECEIVED:
 723                    pushedAccountHash = intent.getStringExtra("account");
 724                    pushedChannelHash = intent.getStringExtra("channel");
 725                    Log.d(Config.LOGTAG, "push message arrived in service. account=" + pushedAccountHash);
 726                    break;
 727                case Intent.ACTION_SEND:
 728                    Uri uri = intent.getData();
 729                    if (uri != null) {
 730                        Log.d(Config.LOGTAG, "received uri permission for " + uri.toString());
 731                    }
 732                    return START_STICKY;
 733            }
 734        }
 735        synchronized (this) {
 736            WakeLockHelper.acquire(wakeLock);
 737            boolean pingNow = ConnectivityManager.CONNECTIVITY_ACTION.equals(action) || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0 && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 738            final HashSet<Account> pingCandidates = new HashSet<>();
 739            final String androidId = PhoneHelper.getAndroidId(this);
 740            for (Account account : accounts) {
 741                final boolean pushWasMeantForThisAccount = CryptoHelper.getAccountFingerprint(account, androidId).equals(pushedAccountHash);
 742                pingNow |= processAccountState(account,
 743                        interactive,
 744                        "ui".equals(action),
 745                        pushWasMeantForThisAccount,
 746                        pingCandidates);
 747                if (pushWasMeantForThisAccount && pushedChannelHash != null) {
 748                    checkMucStillJoined(account, pushedAccountHash, androidId);
 749                }
 750            }
 751            if (pingNow) {
 752                for (Account account : pingCandidates) {
 753                    final boolean lowTimeout = isInLowPingTimeoutMode(account);
 754                    account.getXmppConnection().sendPing();
 755                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + " send ping (action=" + action + ",lowTimeout=" + Boolean.toString(lowTimeout) + ")");
 756                    scheduleWakeUpCall(lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT, account.getUuid().hashCode());
 757                }
 758            }
 759            WakeLockHelper.release(wakeLock);
 760        }
 761        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 762            expireOldMessages();
 763        }
 764        return START_STICKY;
 765    }
 766
 767    private boolean processAccountState(Account account, boolean interactive, boolean isUiAction, boolean isAccountPushed, HashSet<Account> pingCandidates) {
 768        boolean pingNow = false;
 769        if (account.getStatus().isAttemptReconnect()) {
 770            if (!hasInternetConnection()) {
 771                account.setStatus(Account.State.NO_INTERNET);
 772                if (statusListener != null) {
 773                    statusListener.onStatusChanged(account);
 774                }
 775            } else {
 776                if (account.getStatus() == Account.State.NO_INTERNET) {
 777                    account.setStatus(Account.State.OFFLINE);
 778                    if (statusListener != null) {
 779                        statusListener.onStatusChanged(account);
 780                    }
 781                }
 782                if (account.getStatus() == Account.State.ONLINE) {
 783                    synchronized (mLowPingTimeoutMode) {
 784                        long lastReceived = account.getXmppConnection().getLastPacketReceived();
 785                        long lastSent = account.getXmppConnection().getLastPingSent();
 786                        long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 787                        long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 788                        int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 789                        long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 790                        if (lastSent > lastReceived) {
 791                            if (pingTimeoutIn < 0) {
 792                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
 793                                this.reconnectAccount(account, true, interactive);
 794                            } else {
 795                                int secs = (int) (pingTimeoutIn / 1000);
 796                                this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
 797                            }
 798                        } else {
 799                            pingCandidates.add(account);
 800                            if (isAccountPushed) {
 801                                pingNow = true;
 802                                if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
 803                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
 804                                }
 805                            } else if (msToNextPing <= 0) {
 806                                pingNow = true;
 807                            } else {
 808                                this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
 809                                if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 810                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 811                                }
 812                            }
 813                        }
 814                    }
 815                } else if (account.getStatus() == Account.State.OFFLINE) {
 816                    reconnectAccount(account, true, interactive);
 817                } else if (account.getStatus() == Account.State.CONNECTING) {
 818                    long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
 819                    long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
 820                    long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
 821                    long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
 822                    if (timeout < 0) {
 823                        Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
 824                        account.getXmppConnection().resetAttemptCount(false);
 825                        reconnectAccount(account, true, interactive);
 826                    } else if (discoTimeout < 0) {
 827                        account.getXmppConnection().sendDiscoTimeout();
 828                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 829                    } else {
 830                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 831                    }
 832                } else {
 833                    if (account.getXmppConnection().getTimeToNextAttempt() <= 0) {
 834                        reconnectAccount(account, true, interactive);
 835                    }
 836                }
 837            }
 838        }
 839        return pingNow;
 840    }
 841
 842    private void checkMucStillJoined(final Account account, final String hash, final String androidId) {
 843        for (final Conversation conversation : this.conversations) {
 844            if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
 845                Jid jid = conversation.getJid().asBareJid();
 846                final String currentHash = CryptoHelper.getFingerprint(jid, androidId);
 847                if (currentHash.equals(hash)) {
 848                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received cloud push notification for MUC " + jid);
 849                    return;
 850                }
 851            }
 852        }
 853        mPushManagementService.unregisterChannel(account, hash);
 854    }
 855
 856    public void reinitializeMuclumbusService() {
 857        mChannelDiscoveryService.initializeMuclumbusService();
 858    }
 859
 860    public void discoverChannels(String query, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
 861        mChannelDiscoveryService.discover(query, onChannelSearchResultsFound);
 862    }
 863
 864    public boolean isDataSaverDisabled() {
 865        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
 866            ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
 867            return !connectivityManager.isActiveNetworkMetered()
 868                    || connectivityManager.getRestrictBackgroundStatus() == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
 869        } else {
 870            return true;
 871        }
 872    }
 873
 874    private void directReply(Conversation conversation, String body, final boolean dismissAfterReply) {
 875        Message message = new Message(conversation, body, conversation.getNextEncryption());
 876        message.markUnread();
 877        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
 878            getPgpEngine().encrypt(message, new UiCallback<Message>() {
 879                @Override
 880                public void success(Message message) {
 881                    if (dismissAfterReply) {
 882                        markRead((Conversation) message.getConversation(), true);
 883                    } else {
 884                        mNotificationService.pushFromDirectReply(message);
 885                    }
 886                }
 887
 888                @Override
 889                public void error(int errorCode, Message object) {
 890
 891                }
 892
 893                @Override
 894                public void userInputRequired(PendingIntent pi, Message object) {
 895
 896                }
 897            });
 898        } else {
 899            sendMessage(message);
 900            if (dismissAfterReply) {
 901                markRead(conversation, true);
 902            } else {
 903                mNotificationService.pushFromDirectReply(message);
 904            }
 905        }
 906    }
 907
 908    private boolean dndOnSilentMode() {
 909        return getBooleanPreference(SettingsActivity.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
 910    }
 911
 912    private boolean manuallyChangePresence() {
 913        return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
 914    }
 915
 916    private boolean treatVibrateAsSilent() {
 917        return getBooleanPreference(SettingsActivity.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
 918    }
 919
 920    private boolean awayWhenScreenOff() {
 921        return getBooleanPreference(SettingsActivity.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
 922    }
 923
 924    private String getCompressPicturesPreference() {
 925        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
 926    }
 927
 928    private Presence.Status getTargetPresence() {
 929        if (dndOnSilentMode() && isPhoneSilenced()) {
 930            return Presence.Status.DND;
 931        } else if (awayWhenScreenOff() && !isInteractive()) {
 932            return Presence.Status.AWAY;
 933        } else {
 934            return Presence.Status.ONLINE;
 935        }
 936    }
 937
 938    @SuppressLint("NewApi")
 939    @SuppressWarnings("deprecation")
 940    public boolean isInteractive() {
 941        try {
 942            final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
 943
 944            final boolean isScreenOn;
 945            if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
 946                isScreenOn = pm.isScreenOn();
 947            } else {
 948                isScreenOn = pm.isInteractive();
 949            }
 950            return isScreenOn;
 951        } catch (RuntimeException e) {
 952            return false;
 953        }
 954    }
 955
 956    private boolean isPhoneSilenced() {
 957        final boolean notificationDnd;
 958        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 959            final NotificationManager notificationManager = getSystemService(NotificationManager.class);
 960            final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
 961            notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
 962        } else {
 963            notificationDnd = false;
 964        }
 965        final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
 966        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
 967        try {
 968            if (treatVibrateAsSilent()) {
 969                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
 970            } else {
 971                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
 972            }
 973        } catch (Throwable throwable) {
 974            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
 975            return notificationDnd;
 976        }
 977    }
 978
 979    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
 980        Log.d(Config.LOGTAG, "resetting all attempt counts");
 981        for (Account account : accounts) {
 982            if (account.hasErrorStatus() || reallyAll) {
 983                final XmppConnection connection = account.getXmppConnection();
 984                if (connection != null) {
 985                    connection.resetAttemptCount(retryImmediately);
 986                }
 987            }
 988            if (account.setShowErrorNotification(true)) {
 989                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
 990            }
 991        }
 992        mNotificationService.updateErrorNotification();
 993    }
 994
 995    private void dismissErrorNotifications() {
 996        for (final Account account : this.accounts) {
 997            if (account.hasErrorStatus()) {
 998                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
 999                if (account.setShowErrorNotification(false)) {
1000                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1001                }
1002            }
1003        }
1004    }
1005
1006    private void expireOldMessages() {
1007        expireOldMessages(false);
1008    }
1009
1010    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1011        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1012        mDatabaseWriterExecutor.execute(() -> {
1013            long timestamp = getAutomaticMessageDeletionDate();
1014            if (timestamp > 0) {
1015                databaseBackend.expireOldMessages(timestamp);
1016                synchronized (XmppConnectionService.this.conversations) {
1017                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1018                        conversation.expireOldMessages(timestamp);
1019                        if (resetHasMessagesLeftOnServer) {
1020                            conversation.messagesLoaded.set(true);
1021                            conversation.setHasMessagesLeftOnServer(true);
1022                        }
1023                    }
1024                }
1025                updateConversationUi();
1026            }
1027        });
1028    }
1029
1030    public boolean hasInternetConnection() {
1031        final ConnectivityManager cm = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
1032        try {
1033            final NetworkInfo activeNetwork = cm == null ? null : cm.getActiveNetworkInfo();
1034            return activeNetwork != null && (activeNetwork.isConnected() || activeNetwork.getType() == ConnectivityManager.TYPE_ETHERNET);
1035        } catch (RuntimeException e) {
1036            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1037            return true; //if internet connection can not be checked it is probably best to just try
1038        }
1039    }
1040
1041    @SuppressLint("TrulyRandom")
1042    @Override
1043    public void onCreate() {
1044        if (Compatibility.runsTwentySix()) {
1045            mNotificationService.initializeChannels();
1046        }
1047        mChannelDiscoveryService.initializeMuclumbusService();
1048        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1049        toggleForegroundService();
1050        this.destroyed = false;
1051        OmemoSetting.load(this);
1052        ExceptionHelper.init(getApplicationContext());
1053        try {
1054            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1055        } catch (Throwable throwable) {
1056            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1057        }
1058        Resolver.init(this);
1059        this.mRandom = new SecureRandom();
1060        updateMemorizingTrustmanager();
1061        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1062        final int cacheSize = maxMemory / 8;
1063        this.mBitmapCache = new LruCache<String, Bitmap>(cacheSize) {
1064            @Override
1065            protected int sizeOf(final String key, final Bitmap bitmap) {
1066                return bitmap.getByteCount() / 1024;
1067            }
1068        };
1069        if (mLastActivity == 0) {
1070            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1071        }
1072
1073        Log.d(Config.LOGTAG, "initializing database...");
1074        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1075        Log.d(Config.LOGTAG, "restoring accounts...");
1076        this.accounts = databaseBackend.getAccounts();
1077        final SharedPreferences.Editor editor = getPreferences().edit();
1078        if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) {
1079            editor.putBoolean(SettingsActivity.KEEP_FOREGROUND_SERVICE, true);
1080            Log.d(Config.LOGTAG, Build.MANUFACTURER + " is on blacklist. enabling foreground service");
1081        }
1082        final boolean hasEnabledAccounts = hasEnabledAccounts();
1083        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1084        editor.apply();
1085        toggleSetProfilePictureActivity(hasEnabledAccounts);
1086
1087        restoreFromDatabase();
1088
1089        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
1090            startContactObserver();
1091        }
1092        if (Compatibility.hasStoragePermission(this)) {
1093            Log.d(Config.LOGTAG, "starting file observer");
1094            mFileAddingExecutor.execute(this.fileObserver::startWatching);
1095            mFileAddingExecutor.execute(this::checkForDeletedFiles);
1096        }
1097        if (Config.supportOpenPgp()) {
1098            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1099                @Override
1100                public void onBound(IOpenPgpService2 service) {
1101                    for (Account account : accounts) {
1102                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1103                        if (pgp != null) {
1104                            pgp.continueDecryption(true);
1105                        }
1106                    }
1107                }
1108
1109                @Override
1110                public void onError(Exception e) {
1111                }
1112            });
1113            this.pgpServiceConnection.bindToService();
1114        }
1115
1116        this.pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
1117        this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1118
1119        toggleForegroundService();
1120        updateUnreadCountBadge();
1121        toggleScreenEventReceiver();
1122        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1123            scheduleNextIdlePing();
1124            IntentFilter intentFilter = new IntentFilter();
1125            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1126                intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1127            }
1128            intentFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1129            registerReceiver(this.mInternalEventReceiver, intentFilter);
1130        }
1131        mForceDuringOnCreate.set(false);
1132        toggleForegroundService();
1133    }
1134
1135    private void checkForDeletedFiles() {
1136        if (destroyed) {
1137            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1138            return;
1139        }
1140        final long start = SystemClock.elapsedRealtime();
1141        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1142        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1143        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1144            if (destroyed) {
1145                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1146                return;
1147            }
1148            final File file = fileBackend.getFileForPath(filePath.path);
1149            if (filePath.setDeleted(!file.exists())) {
1150                changed.add(filePath);
1151            }
1152        }
1153        final long duration = SystemClock.elapsedRealtime() - start;
1154        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1155        if (changed.size() > 0) {
1156            databaseBackend.markFilesAsChanged(changed);
1157            markChangedFiles(changed);
1158        }
1159    }
1160
1161    public void startContactObserver() {
1162        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1163            @Override
1164            public void onChange(boolean selfChange) {
1165                super.onChange(selfChange);
1166                if (restoredFromDatabaseLatch.getCount() == 0) {
1167                    loadPhoneContacts();
1168                }
1169            }
1170        });
1171    }
1172
1173    @Override
1174    public void onTrimMemory(int level) {
1175        super.onTrimMemory(level);
1176        if (level >= TRIM_MEMORY_COMPLETE) {
1177            Log.d(Config.LOGTAG, "clear cache due to low memory");
1178            getBitmapCache().evictAll();
1179        }
1180    }
1181
1182    @Override
1183    public void onDestroy() {
1184        try {
1185            unregisterReceiver(this.mInternalEventReceiver);
1186        } catch (IllegalArgumentException e) {
1187            //ignored
1188        }
1189        destroyed = false;
1190        fileObserver.stopWatching();
1191        super.onDestroy();
1192    }
1193
1194    public void restartFileObserver() {
1195        Log.d(Config.LOGTAG, "restarting file observer");
1196        mFileAddingExecutor.execute(this.fileObserver::restartWatching);
1197        mFileAddingExecutor.execute(this::checkForDeletedFiles);
1198    }
1199
1200    public void toggleScreenEventReceiver() {
1201        if (awayWhenScreenOff() && !manuallyChangePresence()) {
1202            final IntentFilter filter = new IntentFilter();
1203            filter.addAction(Intent.ACTION_SCREEN_ON);
1204            filter.addAction(Intent.ACTION_SCREEN_OFF);
1205            registerReceiver(this.mInternalScreenEventReceiver, filter);
1206        } else {
1207            try {
1208                unregisterReceiver(this.mInternalScreenEventReceiver);
1209            } catch (IllegalArgumentException e) {
1210                //ignored
1211            }
1212        }
1213    }
1214
1215    public void toggleForegroundService() {
1216        toggleForegroundService(false);
1217    }
1218
1219    private void toggleForegroundService(boolean force) {
1220        final boolean status;
1221        if (force || mForceDuringOnCreate.get() || mForceForegroundService.get() || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1222            final Notification notification = this.mNotificationService.createForegroundNotification();
1223            startForeground(NotificationService.FOREGROUND_NOTIFICATION_ID, notification);
1224            if (!mForceForegroundService.get()) {
1225                mNotificationService.notify(NotificationService.FOREGROUND_NOTIFICATION_ID, notification);
1226            }
1227            status = true;
1228        } else {
1229            stopForeground(true);
1230            status = false;
1231        }
1232        if (!mForceForegroundService.get()) {
1233            mNotificationService.dismissForcedForegroundNotification(); //if the channel was changed the previous call might fail
1234        }
1235        Log.d(Config.LOGTAG, "ForegroundService: " + (status ? "on" : "off"));
1236    }
1237
1238    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1239        return !mForceForegroundService.get() && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1240    }
1241
1242    @Override
1243    public void onTaskRemoved(final Intent rootIntent) {
1244        super.onTaskRemoved(rootIntent);
1245        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mForceForegroundService.get()) {
1246            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1247        } else {
1248            this.logoutAndSave(false);
1249        }
1250    }
1251
1252    private void logoutAndSave(boolean stop) {
1253        int activeAccounts = 0;
1254        for (final Account account : accounts) {
1255            if (account.getStatus() != Account.State.DISABLED) {
1256                databaseBackend.writeRoster(account.getRoster());
1257                activeAccounts++;
1258            }
1259            if (account.getXmppConnection() != null) {
1260                new Thread(() -> disconnect(account, false)).start();
1261            }
1262        }
1263        if (stop || activeAccounts == 0) {
1264            Log.d(Config.LOGTAG, "good bye");
1265            stopSelf();
1266        }
1267    }
1268
1269    private void schedulePostConnectivityChange() {
1270        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1271        if (alarmManager == null) {
1272            return;
1273        }
1274        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1275        final Intent intent = new Intent(this, EventReceiver.class);
1276        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1277        try {
1278            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, 0);
1279            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1280                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1281            } else {
1282                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1283            }
1284        } catch (RuntimeException e) {
1285            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1286        }
1287    }
1288
1289    public void scheduleWakeUpCall(int seconds, int requestCode) {
1290        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000;
1291        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1292        if (alarmManager == null) {
1293            return;
1294        }
1295        final Intent intent = new Intent(this, EventReceiver.class);
1296        intent.setAction("ping");
1297        try {
1298            PendingIntent pendingIntent = PendingIntent.getBroadcast(this, requestCode, intent, 0);
1299            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1300        } catch (RuntimeException e) {
1301            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1302        }
1303    }
1304
1305    @TargetApi(Build.VERSION_CODES.M)
1306    private void scheduleNextIdlePing() {
1307        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1308        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1309        if (alarmManager == null) {
1310            return;
1311        }
1312        final Intent intent = new Intent(this, EventReceiver.class);
1313        intent.setAction(ACTION_IDLE_PING);
1314        try {
1315            PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0);
1316            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1317        } catch (RuntimeException e) {
1318            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1319        }
1320    }
1321
1322    public XmppConnection createConnection(final Account account) {
1323        final XmppConnection connection = new XmppConnection(account, this);
1324        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1325        connection.setOnStatusChangedListener(this.statusListener);
1326        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1327        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1328        connection.setOnJinglePacketReceivedListener(this.jingleListener);
1329        connection.setOnBindListener(this.mOnBindListener);
1330        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1331        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1332        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1333        AxolotlService axolotlService = account.getAxolotlService();
1334        if (axolotlService != null) {
1335            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1336        }
1337        return connection;
1338    }
1339
1340    public void sendChatState(Conversation conversation) {
1341        if (sendChatStates()) {
1342            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1343            sendMessagePacket(conversation.getAccount(), packet);
1344        }
1345    }
1346
1347    private void sendFileMessage(final Message message, final boolean delay) {
1348        Log.d(Config.LOGTAG, "send file message");
1349        final Account account = message.getConversation().getAccount();
1350        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1351                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1352            mHttpConnectionManager.createNewUploadConnection(message, delay);
1353        } else {
1354            mJingleConnectionManager.createNewConnection(message);
1355        }
1356    }
1357
1358    public void sendMessage(final Message message) {
1359        sendMessage(message, false, false);
1360    }
1361
1362    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1363        final Account account = message.getConversation().getAccount();
1364        if (account.setShowErrorNotification(true)) {
1365            databaseBackend.updateAccount(account);
1366            mNotificationService.updateErrorNotification();
1367        }
1368        final Conversation conversation = (Conversation) message.getConversation();
1369        account.deactivateGracePeriod();
1370
1371
1372        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1373            final Contact contact = conversation.getContact();
1374            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1375                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1376                createContact(contact, true);
1377            }
1378        }
1379
1380        MessagePacket packet = null;
1381        final boolean addToConversation = (conversation.getMode() != Conversation.MODE_MULTI
1382                || !Patches.BAD_MUC_REFLECTION.contains(account.getServerIdentity()))
1383                && !message.edited();
1384        boolean saveInDb = addToConversation;
1385        message.setStatus(Message.STATUS_WAITING);
1386
1387        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1388            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1389                databaseBackend.updateConversation(conversation);
1390            }
1391        }
1392
1393        final boolean inProgressJoin = isJoinInProgress(conversation);
1394
1395
1396        if (account.isOnlineAndConnected() && !inProgressJoin) {
1397            switch (message.getEncryption()) {
1398                case Message.ENCRYPTION_NONE:
1399                    if (message.needsUploading()) {
1400                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1401                                || conversation.getMode() == Conversation.MODE_MULTI
1402                                || message.fixCounterpart()) {
1403                            this.sendFileMessage(message, delay);
1404                        } else {
1405                            break;
1406                        }
1407                    } else {
1408                        packet = mMessageGenerator.generateChat(message);
1409                    }
1410                    break;
1411                case Message.ENCRYPTION_PGP:
1412                case Message.ENCRYPTION_DECRYPTED:
1413                    if (message.needsUploading()) {
1414                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1415                                || conversation.getMode() == Conversation.MODE_MULTI
1416                                || message.fixCounterpart()) {
1417                            this.sendFileMessage(message, delay);
1418                        } else {
1419                            break;
1420                        }
1421                    } else {
1422                        packet = mMessageGenerator.generatePgpChat(message);
1423                    }
1424                    break;
1425                case Message.ENCRYPTION_AXOLOTL:
1426                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1427                    if (message.needsUploading()) {
1428                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1429                                || conversation.getMode() == Conversation.MODE_MULTI
1430                                || message.fixCounterpart()) {
1431                            this.sendFileMessage(message, delay);
1432                        } else {
1433                            break;
1434                        }
1435                    } else {
1436                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1437                        if (axolotlMessage == null) {
1438                            account.getAxolotlService().preparePayloadMessage(message, delay);
1439                        } else {
1440                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1441                        }
1442                    }
1443                    break;
1444
1445            }
1446            if (packet != null) {
1447                if (account.getXmppConnection().getFeatures().sm()
1448                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1449                    message.setStatus(Message.STATUS_UNSEND);
1450                } else {
1451                    message.setStatus(Message.STATUS_SEND);
1452                }
1453            }
1454        } else {
1455            switch (message.getEncryption()) {
1456                case Message.ENCRYPTION_DECRYPTED:
1457                    if (!message.needsUploading()) {
1458                        String pgpBody = message.getEncryptedBody();
1459                        String decryptedBody = message.getBody();
1460                        message.setBody(pgpBody); //TODO might throw NPE
1461                        message.setEncryption(Message.ENCRYPTION_PGP);
1462                        if (message.edited()) {
1463                            message.setBody(decryptedBody);
1464                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1465                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1466                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1467                            }
1468                            updateConversationUi();
1469                            return;
1470                        } else {
1471                            databaseBackend.createMessage(message);
1472                            saveInDb = false;
1473                            message.setBody(decryptedBody);
1474                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1475                        }
1476                    }
1477                    break;
1478                case Message.ENCRYPTION_AXOLOTL:
1479                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1480                    break;
1481            }
1482        }
1483
1484
1485        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1486        if (mucMessage) {
1487            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1488        }
1489
1490        if (resend) {
1491            if (packet != null && addToConversation) {
1492                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1493                    markMessage(message, Message.STATUS_UNSEND);
1494                } else {
1495                    markMessage(message, Message.STATUS_SEND);
1496                }
1497            }
1498        } else {
1499            if (addToConversation) {
1500                conversation.add(message);
1501            }
1502            if (saveInDb) {
1503                databaseBackend.createMessage(message);
1504            } else if (message.edited()) {
1505                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1506                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1507                }
1508            }
1509            updateConversationUi();
1510        }
1511        if (packet != null) {
1512            if (delay) {
1513                mMessageGenerator.addDelay(packet, message.getTimeSent());
1514            }
1515            if (conversation.setOutgoingChatState(Config.DEFAULT_CHATSTATE)) {
1516                if (this.sendChatStates()) {
1517                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1518                }
1519            }
1520            sendMessagePacket(account, packet);
1521        }
1522    }
1523
1524    private boolean isJoinInProgress(final Conversation conversation) {
1525        final Account account = conversation.getAccount();
1526        synchronized (account.inProgressConferenceJoins) {
1527            if (conversation.getMode() == Conversational.MODE_MULTI) {
1528                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1529                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1530                final boolean inProgressJoin = inProgress || pending;
1531                if (inProgressJoin) {
1532                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1533                }
1534                return inProgressJoin;
1535            } else {
1536                return false;
1537            }
1538        }
1539    }
1540
1541    private void sendUnsentMessages(final Conversation conversation) {
1542        conversation.findWaitingMessages(message -> resendMessage(message, true));
1543    }
1544
1545    public void resendMessage(final Message message, final boolean delay) {
1546        sendMessage(message, true, delay);
1547    }
1548
1549    public void fetchRosterFromServer(final Account account) {
1550        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1551        if (!"".equals(account.getRosterVersion())) {
1552            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1553                    + ": fetching roster version " + account.getRosterVersion());
1554        } else {
1555            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1556        }
1557        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1558        sendIqPacket(account, iqPacket, mIqParser);
1559    }
1560
1561    public void fetchBookmarks(final Account account) {
1562        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1563        final Element query = iqPacket.query("jabber:iq:private");
1564        query.addChild("storage", Namespace.BOOKMARKS);
1565        final OnIqPacketReceived callback = (a, response) -> {
1566            if (response.getType() == IqPacket.TYPE.RESULT) {
1567                final Element query1 = response.query();
1568                final Element storage = query1.findChild("storage", "storage:bookmarks");
1569                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1570                processBookmarksInitial(a, bookmarks, false);
1571            } else {
1572                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1573            }
1574        };
1575        sendIqPacket(account, iqPacket, callback);
1576    }
1577
1578    public void fetchBookmarks2(final Account account) {
1579        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1580        sendIqPacket(account, retrieve, new OnIqPacketReceived() {
1581            @Override
1582            public void onIqPacketReceived(final Account account, final IqPacket response) {
1583                if (response.getType() == IqPacket.TYPE.RESULT) {
1584                    final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1585                    final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
1586                    processBookmarksInitial(account, bookmarks, true);
1587                }
1588            }
1589        });
1590    }
1591
1592    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
1593        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
1594        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1595        for (Bookmark bookmark : bookmarks.values()) {
1596            previousBookmarks.remove(bookmark.getJid().asBareJid());
1597            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
1598        }
1599        if (pep && synchronizeWithBookmarks) {
1600            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
1601            for (Jid jid : previousBookmarks) {
1602                processDeletedBookmark(account, jid);
1603            }
1604        }
1605        account.setBookmarks(bookmarks);
1606    }
1607
1608    public void processDeletedBookmark(Account account, Jid jid) {
1609        final Conversation conversation = find(account, jid);
1610        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
1611            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
1612            archiveConversation(conversation, false);
1613        }
1614    }
1615
1616    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
1617        final Account account = bookmark.getAccount();
1618        Conversation conversation = find(bookmark);
1619        if (conversation != null) {
1620            if (conversation.getMode() != Conversation.MODE_MULTI) {
1621                return;
1622            }
1623            bookmark.setConversation(conversation);
1624            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
1625                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
1626                archiveConversation(conversation, false);
1627            } else {
1628                final MucOptions mucOptions = conversation.getMucOptions();
1629                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1630                    final String current = mucOptions.getActualNick();
1631                    final String proposed = mucOptions.getProposedNick();
1632                    if (current != null && !current.equals(proposed)) {
1633                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
1634                        joinMuc(conversation);
1635                    }
1636                }
1637            }
1638        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
1639            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
1640            bookmark.setConversation(conversation);
1641        }
1642    }
1643
1644    public void processModifiedBookmark(Bookmark bookmark) {
1645        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1646        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
1647    }
1648
1649    public void createBookmark(final Account account, final Bookmark bookmark) {
1650        account.putBookmark(bookmark);
1651        final XmppConnection connection = account.getXmppConnection();
1652        if (connection.getFeatures().bookmarks2()) {
1653            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
1654            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
1655        } else if (connection.getFeatures().bookmarksConversion()) {
1656            pushBookmarksPep(account);
1657        } else {
1658            pushBookmarksPrivateXml(account);
1659        }
1660    }
1661
1662    public void deleteBookmark(final Account account, final Bookmark bookmark) {
1663        account.removeBookmark(bookmark);
1664        final XmppConnection connection = account.getXmppConnection();
1665        if (connection.getFeatures().bookmarks2()) {
1666            IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
1667            sendIqPacket(account, request, (a, response) -> {
1668                if (response.getType() == IqPacket.TYPE.ERROR) {
1669                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getError());
1670                }
1671            });
1672        } else if (connection.getFeatures().bookmarksConversion()) {
1673            pushBookmarksPep(account);
1674        } else {
1675            pushBookmarksPrivateXml(account);
1676        }
1677    }
1678
1679    private void pushBookmarksPrivateXml(Account account) {
1680        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
1681        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
1682        Element query = iqPacket.query("jabber:iq:private");
1683        Element storage = query.addChild("storage", "storage:bookmarks");
1684        for (Bookmark bookmark : account.getBookmarks()) {
1685            storage.addChild(bookmark);
1686        }
1687        sendIqPacket(account, iqPacket, mDefaultIqHandler);
1688    }
1689
1690    private void pushBookmarksPep(Account account) {
1691        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
1692        Element storage = new Element("storage", "storage:bookmarks");
1693        for (Bookmark bookmark : account.getBookmarks()) {
1694            storage.addChild(bookmark);
1695        }
1696        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, PublishOptions.persistentWhitelistAccess());
1697
1698    }
1699
1700    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final Bundle options) {
1701        pushNodeAndEnforcePublishOptions(account, node, element, null, options, true);
1702
1703    }
1704
1705    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
1706        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
1707
1708    }
1709
1710    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
1711        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
1712        sendIqPacket(account, packet, (a, response) -> {
1713            if (response.getType() == IqPacket.TYPE.RESULT) {
1714                return;
1715            }
1716            if (retry && PublishOptions.preconditionNotMet(response)) {
1717                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
1718                    @Override
1719                    public void onPushSucceeded() {
1720                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
1721                    }
1722
1723                    @Override
1724                    public void onPushFailed() {
1725                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
1726                    }
1727                });
1728            } else {
1729                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + Boolean.toString(retry) + ") " + response);
1730            }
1731        });
1732    }
1733
1734    private void restoreFromDatabase() {
1735        synchronized (this.conversations) {
1736            final Map<String, Account> accountLookupTable = new Hashtable<>();
1737            for (Account account : this.accounts) {
1738                accountLookupTable.put(account.getUuid(), account);
1739            }
1740            Log.d(Config.LOGTAG, "restoring conversations...");
1741            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
1742            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
1743            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
1744                Conversation conversation = iterator.next();
1745                Account account = accountLookupTable.get(conversation.getAccountUuid());
1746                if (account != null) {
1747                    conversation.setAccount(account);
1748                } else {
1749                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
1750                    iterator.remove();
1751                }
1752            }
1753            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
1754            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
1755            Runnable runnable = () -> {
1756                long deletionDate = getAutomaticMessageDeletionDate();
1757                mLastExpiryRun.set(SystemClock.elapsedRealtime());
1758                if (deletionDate > 0) {
1759                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
1760                    databaseBackend.expireOldMessages(deletionDate);
1761                }
1762                Log.d(Config.LOGTAG, "restoring roster...");
1763                for (Account account : accounts) {
1764                    databaseBackend.readRoster(account.getRoster());
1765                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
1766                }
1767                getBitmapCache().evictAll();
1768                loadPhoneContacts();
1769                Log.d(Config.LOGTAG, "restoring messages...");
1770                final long startMessageRestore = SystemClock.elapsedRealtime();
1771                final Conversation quickLoad = QuickLoader.get(this.conversations);
1772                if (quickLoad != null) {
1773                    restoreMessages(quickLoad);
1774                    updateConversationUi();
1775                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1776                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
1777                }
1778                for (Conversation conversation : this.conversations) {
1779                    if (quickLoad != conversation) {
1780                        restoreMessages(conversation);
1781                    }
1782                }
1783                mNotificationService.finishBacklog(false);
1784                restoredFromDatabaseLatch.countDown();
1785                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1786                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
1787                updateConversationUi();
1788            };
1789            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
1790        }
1791    }
1792
1793    private void restoreMessages(Conversation conversation) {
1794        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
1795        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
1796        conversation.findUnreadMessages(message -> mNotificationService.pushFromBacklog(message));
1797    }
1798
1799    public void loadPhoneContacts() {
1800        mContactMergerExecutor.execute(() -> {
1801            Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
1802            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
1803            for (Account account : accounts) {
1804                List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
1805                for (JabberIdContact jidContact : contacts.values()) {
1806                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
1807                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
1808                    if (needsCacheClean) {
1809                        getAvatarService().clear(contact);
1810                    }
1811                    withSystemAccounts.remove(contact);
1812                }
1813                for (Contact contact : withSystemAccounts) {
1814                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
1815                    if (needsCacheClean) {
1816                        getAvatarService().clear(contact);
1817                    }
1818                }
1819            }
1820            Log.d(Config.LOGTAG, "finished merging phone contacts");
1821            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
1822            updateRosterUi();
1823            mQuickConversationsService.considerSync();
1824        });
1825    }
1826
1827
1828    public void syncRoster(final Account account) {
1829        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
1830    }
1831
1832    public List<Conversation> getConversations() {
1833        return this.conversations;
1834    }
1835
1836    private void markFileDeleted(final String path) {
1837        synchronized (FILENAMES_TO_IGNORE_DELETION) {
1838            if (FILENAMES_TO_IGNORE_DELETION.remove(path)) {
1839                Log.d(Config.LOGTAG,"ignored deletion of "+path);
1840                return;
1841            }
1842        }
1843        final File file = new File(path);
1844        final boolean isInternalFile = fileBackend.isInternalFile(file);
1845        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
1846        Log.d(Config.LOGTAG, "deleted file " + path + " internal=" + isInternalFile + ", database hits=" + uuids.size());
1847        markUuidsAsDeletedFiles(uuids);
1848    }
1849
1850    private void markUuidsAsDeletedFiles(List<String> uuids) {
1851        boolean deleted = false;
1852        for (Conversation conversation : getConversations()) {
1853            deleted |= conversation.markAsDeleted(uuids);
1854        }
1855        if (deleted) {
1856            updateConversationUi();
1857        }
1858    }
1859
1860    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
1861        boolean changed = false;
1862        for (Conversation conversation : getConversations()) {
1863            changed |= conversation.markAsChanged(infos);
1864        }
1865        if (changed) {
1866            updateConversationUi();
1867        }
1868    }
1869
1870    public void populateWithOrderedConversations(final List<Conversation> list) {
1871        populateWithOrderedConversations(list, true, true);
1872    }
1873
1874    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
1875        populateWithOrderedConversations(list, includeNoFileUpload, true);
1876    }
1877
1878    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
1879        final List<String> orderedUuids;
1880        if (sort) {
1881            orderedUuids = null;
1882        } else {
1883            orderedUuids = new ArrayList<>();
1884            for (Conversation conversation : list) {
1885                orderedUuids.add(conversation.getUuid());
1886            }
1887        }
1888        list.clear();
1889        if (includeNoFileUpload) {
1890            list.addAll(getConversations());
1891        } else {
1892            for (Conversation conversation : getConversations()) {
1893                if (conversation.getMode() == Conversation.MODE_SINGLE
1894                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
1895                    list.add(conversation);
1896                }
1897            }
1898        }
1899        try {
1900            if (orderedUuids != null) {
1901                Collections.sort(list, (a, b) -> {
1902                    final int indexA = orderedUuids.indexOf(a.getUuid());
1903                    final int indexB = orderedUuids.indexOf(b.getUuid());
1904                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
1905                        return a.compareTo(b);
1906                    }
1907                    return indexA - indexB;
1908                });
1909            } else {
1910                Collections.sort(list);
1911            }
1912        } catch (IllegalArgumentException e) {
1913            //ignore
1914        }
1915    }
1916
1917    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
1918        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
1919            return;
1920        } else if (timestamp == 0) {
1921            return;
1922        }
1923        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
1924        final Runnable runnable = () -> {
1925            final Account account = conversation.getAccount();
1926            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
1927            if (messages.size() > 0) {
1928                conversation.addAll(0, messages);
1929                callback.onMoreMessagesLoaded(messages.size(), conversation);
1930            } else if (conversation.hasMessagesLeftOnServer()
1931                    && account.isOnlineAndConnected()
1932                    && conversation.getLastClearHistory().getTimestamp() == 0) {
1933                final boolean mamAvailable;
1934                if (conversation.getMode() == Conversation.MODE_SINGLE) {
1935                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
1936                } else {
1937                    mamAvailable = conversation.getMucOptions().mamSupport();
1938                }
1939                if (mamAvailable) {
1940                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
1941                    if (query != null) {
1942                        query.setCallback(callback);
1943                        callback.informUser(R.string.fetching_history_from_server);
1944                    } else {
1945                        callback.informUser(R.string.not_fetching_history_retention_period);
1946                    }
1947
1948                }
1949            }
1950        };
1951        mDatabaseReaderExecutor.execute(runnable);
1952    }
1953
1954    public List<Account> getAccounts() {
1955        return this.accounts;
1956    }
1957
1958
1959    /**
1960     * This will find all conferences with the contact as member and also the conference that is the contact (that 'fake' contact is used to store the avatar)
1961     */
1962    public List<Conversation> findAllConferencesWith(Contact contact) {
1963        ArrayList<Conversation> results = new ArrayList<>();
1964        for (final Conversation c : conversations) {
1965            if (c.getMode() == Conversation.MODE_MULTI && (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || c.getMucOptions().isContactInRoom(contact))) {
1966                results.add(c);
1967            }
1968        }
1969        return results;
1970    }
1971
1972    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
1973        for (final Conversation conversation : haystack) {
1974            if (conversation.getContact() == contact) {
1975                return conversation;
1976            }
1977        }
1978        return null;
1979    }
1980
1981    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
1982        if (jid == null) {
1983            return null;
1984        }
1985        for (final Conversation conversation : haystack) {
1986            if ((account == null || conversation.getAccount() == account)
1987                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
1988                return conversation;
1989            }
1990        }
1991        return null;
1992    }
1993
1994    public boolean isConversationsListEmpty(final Conversation ignore) {
1995        synchronized (this.conversations) {
1996            final int size = this.conversations.size();
1997            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
1998        }
1999    }
2000
2001    public boolean isConversationStillOpen(final Conversation conversation) {
2002        synchronized (this.conversations) {
2003            for (Conversation current : this.conversations) {
2004                if (current == conversation) {
2005                    return true;
2006                }
2007            }
2008        }
2009        return false;
2010    }
2011
2012    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2013        return this.findOrCreateConversation(account, jid, muc, false, async);
2014    }
2015
2016    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2017        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2018    }
2019
2020    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2021        synchronized (this.conversations) {
2022            Conversation conversation = find(account, jid);
2023            if (conversation != null) {
2024                return conversation;
2025            }
2026            conversation = databaseBackend.findConversation(account, jid);
2027            final boolean loadMessagesFromDb;
2028            if (conversation != null) {
2029                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2030                conversation.setAccount(account);
2031                if (muc) {
2032                    conversation.setMode(Conversation.MODE_MULTI);
2033                    conversation.setContactJid(jid);
2034                } else {
2035                    conversation.setMode(Conversation.MODE_SINGLE);
2036                    conversation.setContactJid(jid.asBareJid());
2037                }
2038                databaseBackend.updateConversation(conversation);
2039                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2040            } else {
2041                String conversationName;
2042                Contact contact = account.getRoster().getContact(jid);
2043                if (contact != null) {
2044                    conversationName = contact.getDisplayName();
2045                } else {
2046                    conversationName = jid.getLocal();
2047                }
2048                if (muc) {
2049                    conversation = new Conversation(conversationName, account, jid,
2050                            Conversation.MODE_MULTI);
2051                } else {
2052                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2053                            Conversation.MODE_SINGLE);
2054                }
2055                this.databaseBackend.createConversation(conversation);
2056                loadMessagesFromDb = false;
2057            }
2058            final Conversation c = conversation;
2059            final Runnable runnable = () -> {
2060                if (loadMessagesFromDb) {
2061                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2062                    updateConversationUi();
2063                    c.messagesLoaded.set(true);
2064                }
2065                if (account.getXmppConnection() != null
2066                        && !c.getContact().isBlocked()
2067                        && account.getXmppConnection().getFeatures().mam()
2068                        && !muc) {
2069                    if (query == null) {
2070                        mMessageArchiveService.query(c);
2071                    } else {
2072                        if (query.getConversation() == null) {
2073                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2074                        }
2075                    }
2076                }
2077                if (joinAfterCreate) {
2078                    joinMuc(c);
2079                }
2080            };
2081            if (async) {
2082                mDatabaseReaderExecutor.execute(runnable);
2083            } else {
2084                runnable.run();
2085            }
2086            this.conversations.add(conversation);
2087            updateConversationUi();
2088            return conversation;
2089        }
2090    }
2091
2092    public void archiveConversation(Conversation conversation) {
2093        archiveConversation(conversation, true);
2094    }
2095
2096    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2097        getNotificationService().clear(conversation);
2098        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2099        conversation.setNextMessage(null);
2100        synchronized (this.conversations) {
2101            getMessageArchiveService().kill(conversation);
2102            if (conversation.getMode() == Conversation.MODE_MULTI) {
2103                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2104                    final Bookmark bookmark = conversation.getBookmark();
2105                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2106                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2107                            Account account = bookmark.getAccount();
2108                            bookmark.setConversation(null);
2109                            deleteBookmark(account, bookmark);
2110                        } else if (bookmark.autojoin()) {
2111                            bookmark.setAutojoin(false);
2112                            createBookmark(bookmark.getAccount(), bookmark);
2113                        }
2114                    }
2115                }
2116                if (conversation.getMucOptions().push()) {
2117                    disableDirectMucPush(conversation);
2118                    mPushManagementService.disablePushOnServer(conversation);
2119                }
2120                leaveMuc(conversation);
2121            } else {
2122                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2123                    stopPresenceUpdatesTo(conversation.getContact());
2124                }
2125            }
2126            updateConversation(conversation);
2127            this.conversations.remove(conversation);
2128            updateConversationUi();
2129        }
2130    }
2131
2132    public void stopPresenceUpdatesTo(Contact contact) {
2133        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2134        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2135        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2136    }
2137
2138    public void createAccount(final Account account) {
2139        account.initAccountServices(this);
2140        databaseBackend.createAccount(account);
2141        this.accounts.add(account);
2142        this.reconnectAccountInBackground(account);
2143        updateAccountUi();
2144        syncEnabledAccountSetting();
2145        toggleForegroundService();
2146    }
2147
2148    private void syncEnabledAccountSetting() {
2149        final boolean hasEnabledAccounts = hasEnabledAccounts();
2150        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2151        toggleSetProfilePictureActivity(hasEnabledAccounts);
2152    }
2153
2154    private void toggleSetProfilePictureActivity(final boolean enabled) {
2155        try {
2156            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2157            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2158            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2159        } catch (IllegalStateException e) {
2160            Log.d(Config.LOGTAG, "unable to toggle profile picture actvitiy");
2161        }
2162    }
2163
2164    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2165        new Thread(() -> {
2166            try {
2167                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2168                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2169                if (cert == null) {
2170                    callback.informUser(R.string.unable_to_parse_certificate);
2171                    return;
2172                }
2173                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2174                if (info == null) {
2175                    callback.informUser(R.string.certificate_does_not_contain_jid);
2176                    return;
2177                }
2178                if (findAccountByJid(info.first) == null) {
2179                    Account account = new Account(info.first, "");
2180                    account.setPrivateKeyAlias(alias);
2181                    account.setOption(Account.OPTION_DISABLED, true);
2182                    account.setDisplayName(info.second);
2183                    createAccount(account);
2184                    callback.onAccountCreated(account);
2185                    if (Config.X509_VERIFICATION) {
2186                        try {
2187                            getMemorizingTrustManager().getNonInteractive(account.getJid().getDomain()).checkClientTrusted(chain, "RSA");
2188                        } catch (CertificateException e) {
2189                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2190                        }
2191                    }
2192                } else {
2193                    callback.informUser(R.string.account_already_exists);
2194                }
2195            } catch (Exception e) {
2196                e.printStackTrace();
2197                callback.informUser(R.string.unable_to_parse_certificate);
2198            }
2199        }).start();
2200
2201    }
2202
2203    public void updateKeyInAccount(final Account account, final String alias) {
2204        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2205        try {
2206            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2207            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2208            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2209            if (info == null) {
2210                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2211                return;
2212            }
2213            if (account.getJid().asBareJid().equals(info.first)) {
2214                account.setPrivateKeyAlias(alias);
2215                account.setDisplayName(info.second);
2216                databaseBackend.updateAccount(account);
2217                if (Config.X509_VERIFICATION) {
2218                    try {
2219                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2220                    } catch (CertificateException e) {
2221                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2222                    }
2223                    account.getAxolotlService().regenerateKeys(true);
2224                }
2225            } else {
2226                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2227            }
2228        } catch (Exception e) {
2229            e.printStackTrace();
2230        }
2231    }
2232
2233    public boolean updateAccount(final Account account) {
2234        if (databaseBackend.updateAccount(account)) {
2235            account.setShowErrorNotification(true);
2236            this.statusListener.onStatusChanged(account);
2237            databaseBackend.updateAccount(account);
2238            reconnectAccountInBackground(account);
2239            updateAccountUi();
2240            getNotificationService().updateErrorNotification();
2241            toggleForegroundService();
2242            syncEnabledAccountSetting();
2243            return true;
2244        } else {
2245            return false;
2246        }
2247    }
2248
2249    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2250        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2251        sendIqPacket(account, iq, (a, packet) -> {
2252            if (packet.getType() == IqPacket.TYPE.RESULT) {
2253                a.setPassword(newPassword);
2254                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2255                databaseBackend.updateAccount(a);
2256                callback.onPasswordChangeSucceeded();
2257            } else {
2258                callback.onPasswordChangeFailed();
2259            }
2260        });
2261    }
2262
2263    public void deleteAccount(final Account account) {
2264        final boolean connected = account.getStatus() == Account.State.ONLINE;
2265        synchronized (this.conversations) {
2266            if (connected) {
2267                account.getAxolotlService().deleteOmemoIdentity();
2268            }
2269            for (final Conversation conversation : conversations) {
2270                if (conversation.getAccount() == account) {
2271                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2272                        if (connected) {
2273                            leaveMuc(conversation);
2274                        }
2275                    }
2276                    conversations.remove(conversation);
2277                    mNotificationService.clear(conversation);
2278                }
2279            }
2280            if (account.getXmppConnection() != null) {
2281                new Thread(() -> disconnect(account, !connected)).start();
2282            }
2283            final Runnable runnable = () -> {
2284                if (!databaseBackend.deleteAccount(account)) {
2285                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2286                }
2287            };
2288            mDatabaseWriterExecutor.execute(runnable);
2289            this.accounts.remove(account);
2290            this.mRosterSyncTaskManager.clear(account);
2291            updateAccountUi();
2292            mNotificationService.updateErrorNotification();
2293            syncEnabledAccountSetting();
2294            toggleForegroundService();
2295        }
2296    }
2297
2298    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2299        final boolean remainingListeners;
2300        synchronized (LISTENER_LOCK) {
2301            remainingListeners = checkListeners();
2302            if (!this.mOnConversationUpdates.add(listener)) {
2303                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2304            }
2305            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2306        }
2307        if (remainingListeners) {
2308            switchToForeground();
2309        }
2310    }
2311
2312    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2313        final boolean remainingListeners;
2314        synchronized (LISTENER_LOCK) {
2315            this.mOnConversationUpdates.remove(listener);
2316            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2317            remainingListeners = checkListeners();
2318        }
2319        if (remainingListeners) {
2320            switchToBackground();
2321        }
2322    }
2323
2324    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2325        final boolean remainingListeners;
2326        synchronized (LISTENER_LOCK) {
2327            remainingListeners = checkListeners();
2328            if (!this.mOnShowErrorToasts.add(listener)) {
2329                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2330            }
2331        }
2332        if (remainingListeners) {
2333            switchToForeground();
2334        }
2335    }
2336
2337    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2338        final boolean remainingListeners;
2339        synchronized (LISTENER_LOCK) {
2340            this.mOnShowErrorToasts.remove(onShowErrorToast);
2341            remainingListeners = checkListeners();
2342        }
2343        if (remainingListeners) {
2344            switchToBackground();
2345        }
2346    }
2347
2348    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2349        final boolean remainingListeners;
2350        synchronized (LISTENER_LOCK) {
2351            remainingListeners = checkListeners();
2352            if (!this.mOnAccountUpdates.add(listener)) {
2353                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2354            }
2355        }
2356        if (remainingListeners) {
2357            switchToForeground();
2358        }
2359    }
2360
2361    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2362        final boolean remainingListeners;
2363        synchronized (LISTENER_LOCK) {
2364            this.mOnAccountUpdates.remove(listener);
2365            remainingListeners = checkListeners();
2366        }
2367        if (remainingListeners) {
2368            switchToBackground();
2369        }
2370    }
2371
2372    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2373        final boolean remainingListeners;
2374        synchronized (LISTENER_LOCK) {
2375            remainingListeners = checkListeners();
2376            if (!this.mOnCaptchaRequested.add(listener)) {
2377                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2378            }
2379        }
2380        if (remainingListeners) {
2381            switchToForeground();
2382        }
2383    }
2384
2385    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2386        final boolean remainingListeners;
2387        synchronized (LISTENER_LOCK) {
2388            this.mOnCaptchaRequested.remove(listener);
2389            remainingListeners = checkListeners();
2390        }
2391        if (remainingListeners) {
2392            switchToBackground();
2393        }
2394    }
2395
2396    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2397        final boolean remainingListeners;
2398        synchronized (LISTENER_LOCK) {
2399            remainingListeners = checkListeners();
2400            if (!this.mOnRosterUpdates.add(listener)) {
2401                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2402            }
2403        }
2404        if (remainingListeners) {
2405            switchToForeground();
2406        }
2407    }
2408
2409    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2410        final boolean remainingListeners;
2411        synchronized (LISTENER_LOCK) {
2412            this.mOnRosterUpdates.remove(listener);
2413            remainingListeners = checkListeners();
2414        }
2415        if (remainingListeners) {
2416            switchToBackground();
2417        }
2418    }
2419
2420    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2421        final boolean remainingListeners;
2422        synchronized (LISTENER_LOCK) {
2423            remainingListeners = checkListeners();
2424            if (!this.mOnUpdateBlocklist.add(listener)) {
2425                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2426            }
2427        }
2428        if (remainingListeners) {
2429            switchToForeground();
2430        }
2431    }
2432
2433    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2434        final boolean remainingListeners;
2435        synchronized (LISTENER_LOCK) {
2436            this.mOnUpdateBlocklist.remove(listener);
2437            remainingListeners = checkListeners();
2438        }
2439        if (remainingListeners) {
2440            switchToBackground();
2441        }
2442    }
2443
2444    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2445        final boolean remainingListeners;
2446        synchronized (LISTENER_LOCK) {
2447            remainingListeners = checkListeners();
2448            if (!this.mOnKeyStatusUpdated.add(listener)) {
2449                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2450            }
2451        }
2452        if (remainingListeners) {
2453            switchToForeground();
2454        }
2455    }
2456
2457    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2458        final boolean remainingListeners;
2459        synchronized (LISTENER_LOCK) {
2460            this.mOnKeyStatusUpdated.remove(listener);
2461            remainingListeners = checkListeners();
2462        }
2463        if (remainingListeners) {
2464            switchToBackground();
2465        }
2466    }
2467
2468    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2469        final boolean remainingListeners;
2470        synchronized (LISTENER_LOCK) {
2471            remainingListeners = checkListeners();
2472            if (!this.mOnMucRosterUpdate.add(listener)) {
2473                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2474            }
2475        }
2476        if (remainingListeners) {
2477            switchToForeground();
2478        }
2479    }
2480
2481    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2482        final boolean remainingListeners;
2483        synchronized (LISTENER_LOCK) {
2484            this.mOnMucRosterUpdate.remove(listener);
2485            remainingListeners = checkListeners();
2486        }
2487        if (remainingListeners) {
2488            switchToBackground();
2489        }
2490    }
2491
2492    public boolean checkListeners() {
2493        return (this.mOnAccountUpdates.size() == 0
2494                && this.mOnConversationUpdates.size() == 0
2495                && this.mOnRosterUpdates.size() == 0
2496                && this.mOnCaptchaRequested.size() == 0
2497                && this.mOnMucRosterUpdate.size() == 0
2498                && this.mOnUpdateBlocklist.size() == 0
2499                && this.mOnShowErrorToasts.size() == 0
2500                && this.mOnKeyStatusUpdated.size() == 0);
2501    }
2502
2503    private void switchToForeground() {
2504        final boolean broadcastLastActivity = broadcastLastActivity();
2505        for (Conversation conversation : getConversations()) {
2506            if (conversation.getMode() == Conversation.MODE_MULTI) {
2507                conversation.getMucOptions().resetChatState();
2508            } else {
2509                conversation.setIncomingChatState(Config.DEFAULT_CHATSTATE);
2510            }
2511        }
2512        for (Account account : getAccounts()) {
2513            if (account.getStatus() == Account.State.ONLINE) {
2514                account.deactivateGracePeriod();
2515                final XmppConnection connection = account.getXmppConnection();
2516                if (connection != null) {
2517                    if (connection.getFeatures().csi()) {
2518                        connection.sendActive();
2519                    }
2520                    if (broadcastLastActivity) {
2521                        sendPresence(account, false); //send new presence but don't include idle because we are not
2522                    }
2523                }
2524            }
2525        }
2526        Log.d(Config.LOGTAG, "app switched into foreground");
2527    }
2528
2529    private void switchToBackground() {
2530        final boolean broadcastLastActivity = broadcastLastActivity();
2531        if (broadcastLastActivity) {
2532            mLastActivity = System.currentTimeMillis();
2533            final SharedPreferences.Editor editor = getPreferences().edit();
2534            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2535            editor.apply();
2536        }
2537        for (Account account : getAccounts()) {
2538            if (account.getStatus() == Account.State.ONLINE) {
2539                XmppConnection connection = account.getXmppConnection();
2540                if (connection != null) {
2541                    if (broadcastLastActivity) {
2542                        sendPresence(account, true);
2543                    }
2544                    if (connection.getFeatures().csi()) {
2545                        connection.sendInactive();
2546                    }
2547                }
2548            }
2549        }
2550        this.mNotificationService.setIsInForeground(false);
2551        Log.d(Config.LOGTAG, "app switched into background");
2552    }
2553
2554    private void connectMultiModeConversations(Account account) {
2555        List<Conversation> conversations = getConversations();
2556        for (Conversation conversation : conversations) {
2557            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2558                joinMuc(conversation);
2559            }
2560        }
2561    }
2562
2563    public void mucSelfPingAndRejoin(final Conversation conversation) {
2564        final Account account = conversation.getAccount();
2565        synchronized (account.inProgressConferenceJoins) {
2566            if (account.inProgressConferenceJoins.contains(conversation)) {
2567                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2568                return;
2569            }
2570        }
2571        synchronized (account.inProgressConferencePings) {
2572            if (!account.inProgressConferencePings.add(conversation)) {
2573                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2574                return;
2575            }
2576        }
2577        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2578        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
2579        ping.setTo(self);
2580        ping.addChild("ping", Namespace.PING);
2581        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
2582            if (response.getType() == IqPacket.TYPE.ERROR) {
2583                Element error = response.findChild("error");
2584                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
2585                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
2586                } else {
2587                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
2588                    joinMuc(conversation);
2589                }
2590            } else if (response.getType() == IqPacket.TYPE.RESULT) {
2591                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
2592            }
2593            synchronized (account.inProgressConferencePings) {
2594                account.inProgressConferencePings.remove(conversation);
2595            }
2596        });
2597    }
2598
2599    public void joinMuc(Conversation conversation) {
2600        joinMuc(conversation, null, false);
2601    }
2602
2603    public void joinMuc(Conversation conversation, boolean followedInvite) {
2604        joinMuc(conversation, null, followedInvite);
2605    }
2606
2607    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
2608        joinMuc(conversation, onConferenceJoined, false);
2609    }
2610
2611    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
2612        final Account account = conversation.getAccount();
2613        synchronized (account.pendingConferenceJoins) {
2614            account.pendingConferenceJoins.remove(conversation);
2615        }
2616        synchronized (account.pendingConferenceLeaves) {
2617            account.pendingConferenceLeaves.remove(conversation);
2618        }
2619        if (account.getStatus() == Account.State.ONLINE) {
2620            synchronized (account.inProgressConferenceJoins) {
2621                account.inProgressConferenceJoins.add(conversation);
2622            }
2623            if (Config.MUC_LEAVE_BEFORE_JOIN) {
2624                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
2625            }
2626            conversation.resetMucOptions();
2627            if (onConferenceJoined != null) {
2628                conversation.getMucOptions().flagNoAutoPushConfiguration();
2629            }
2630            conversation.setHasMessagesLeftOnServer(false);
2631            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
2632
2633                private void join(Conversation conversation) {
2634                    Account account = conversation.getAccount();
2635                    final MucOptions mucOptions = conversation.getMucOptions();
2636
2637                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
2638                        synchronized (account.inProgressConferenceJoins) {
2639                            account.inProgressConferenceJoins.remove(conversation);
2640                        }
2641                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
2642                        updateConversationUi();
2643                        if (onConferenceJoined != null) {
2644                            onConferenceJoined.onConferenceJoined(conversation);
2645                        }
2646                        return;
2647                    }
2648
2649                    final Jid joinJid = mucOptions.getSelf().getFullJid();
2650                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
2651                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
2652                    packet.setTo(joinJid);
2653                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
2654                    if (conversation.getMucOptions().getPassword() != null) {
2655                        x.addChild("password").setContent(mucOptions.getPassword());
2656                    }
2657
2658                    if (mucOptions.mamSupport()) {
2659                        // Use MAM instead of the limited muc history to get history
2660                        x.addChild("history").setAttribute("maxchars", "0");
2661                    } else {
2662                        // Fallback to muc history
2663                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
2664                    }
2665                    sendPresencePacket(account, packet);
2666                    if (onConferenceJoined != null) {
2667                        onConferenceJoined.onConferenceJoined(conversation);
2668                    }
2669                    if (!joinJid.equals(conversation.getJid())) {
2670                        conversation.setContactJid(joinJid);
2671                        databaseBackend.updateConversation(conversation);
2672                    }
2673
2674                    if (mucOptions.mamSupport()) {
2675                        getMessageArchiveService().catchupMUC(conversation);
2676                    }
2677                    if (mucOptions.isPrivateAndNonAnonymous()) {
2678                        fetchConferenceMembers(conversation);
2679
2680                        if (followedInvite) {
2681                            final Bookmark bookmark = conversation.getBookmark();
2682                            if (bookmark != null) {
2683                                if (!bookmark.autojoin()) {
2684                                    bookmark.setAutojoin(true);
2685                                    createBookmark(account, bookmark);
2686                                }
2687                            } else {
2688                                saveConversationAsBookmark(conversation, null);
2689                            }
2690                        }
2691                    }
2692                    if (mucOptions.push()) {
2693                        enableMucPush(conversation);
2694                    }
2695                    synchronized (account.inProgressConferenceJoins) {
2696                        account.inProgressConferenceJoins.remove(conversation);
2697                        sendUnsentMessages(conversation);
2698                    }
2699                }
2700
2701                @Override
2702                public void onConferenceConfigurationFetched(Conversation conversation) {
2703                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2704                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2705                        return;
2706                    }
2707                    join(conversation);
2708                }
2709
2710                @Override
2711                public void onFetchFailed(final Conversation conversation, Element error) {
2712                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2713                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2714
2715                        return;
2716                    }
2717                    if (error != null && "remote-server-not-found".equals(error.getName())) {
2718                        synchronized (account.inProgressConferenceJoins) {
2719                            account.inProgressConferenceJoins.remove(conversation);
2720                        }
2721                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
2722                        updateConversationUi();
2723                    } else {
2724                        join(conversation);
2725                        fetchConferenceConfiguration(conversation);
2726                    }
2727                }
2728            });
2729            updateConversationUi();
2730        } else {
2731            synchronized (account.pendingConferenceJoins) {
2732                account.pendingConferenceJoins.add(conversation);
2733            }
2734            conversation.resetMucOptions();
2735            conversation.setHasMessagesLeftOnServer(false);
2736            updateConversationUi();
2737        }
2738    }
2739
2740    private void enableDirectMucPush(final Conversation conversation) {
2741        final Account account = conversation.getAccount();
2742        final Jid room = conversation.getJid().asBareJid();
2743        final IqPacket enable = mIqGenerator.enablePush(conversation.getAccount().getJid(), conversation.getUuid(), null);
2744        enable.setTo(room);
2745        sendIqPacket(account, enable, (a, response) -> {
2746            if (response.getType() == IqPacket.TYPE.RESULT) {
2747                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": enabled direct push for muc " + room);
2748            } else if (response.getType() == IqPacket.TYPE.ERROR) {
2749                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to enable direct push for muc " + room + " " + response.getError());
2750            }
2751        });
2752    }
2753
2754    private void enableMucPush(final Conversation conversation) {
2755        enableDirectMucPush(conversation);
2756        mPushManagementService.registerPushTokenOnServer(conversation);
2757    }
2758
2759    private void disableDirectMucPush(final Conversation conversation) {
2760        final Account account = conversation.getAccount();
2761        final Jid room = conversation.getJid().asBareJid();
2762        final IqPacket disable = mIqGenerator.disablePush(conversation.getAccount().getJid(), conversation.getUuid());
2763        disable.setTo(room);
2764        sendIqPacket(account, disable, (a, response) -> {
2765            if (response.getType() == IqPacket.TYPE.RESULT) {
2766                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": disabled direct push for muc " + room);
2767            } else if (response.getType() == IqPacket.TYPE.ERROR) {
2768                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to disable direct push for muc " + room + " " + response.getError());
2769            }
2770        });
2771    }
2772
2773    private void fetchConferenceMembers(final Conversation conversation) {
2774        final Account account = conversation.getAccount();
2775        final AxolotlService axolotlService = account.getAxolotlService();
2776        final String[] affiliations = {"member", "admin", "owner"};
2777        OnIqPacketReceived callback = new OnIqPacketReceived() {
2778
2779            private int i = 0;
2780            private boolean success = true;
2781
2782            @Override
2783            public void onIqPacketReceived(Account account, IqPacket packet) {
2784                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
2785                Element query = packet.query("http://jabber.org/protocol/muc#admin");
2786                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
2787                    for (Element child : query.getChildren()) {
2788                        if ("item".equals(child.getName())) {
2789                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
2790                            if (!user.realJidMatchesAccount()) {
2791                                boolean isNew = conversation.getMucOptions().updateUser(user);
2792                                Contact contact = user.getContact();
2793                                if (omemoEnabled
2794                                        && isNew
2795                                        && user.getRealJid() != null
2796                                        && (contact == null || !contact.mutualPresenceSubscription())
2797                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
2798                                    axolotlService.fetchDeviceIds(user.getRealJid());
2799                                }
2800                            }
2801                        }
2802                    }
2803                } else {
2804                    success = false;
2805                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
2806                }
2807                ++i;
2808                if (i >= affiliations.length) {
2809                    List<Jid> members = conversation.getMucOptions().getMembers(true);
2810                    if (success) {
2811                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
2812                        boolean changed = false;
2813                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
2814                            Jid jid = iterator.next();
2815                            if (!members.contains(jid) && !members.contains(Jid.ofDomain(jid.getDomain()))) {
2816                                iterator.remove();
2817                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
2818                                changed = true;
2819                            }
2820                        }
2821                        if (changed) {
2822                            conversation.setAcceptedCryptoTargets(cryptoTargets);
2823                            updateConversation(conversation);
2824                        }
2825                    }
2826                    getAvatarService().clear(conversation);
2827                    updateMucRosterUi();
2828                    updateConversationUi();
2829                }
2830            }
2831        };
2832        for (String affiliation : affiliations) {
2833            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
2834        }
2835        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
2836    }
2837
2838    public void providePasswordForMuc(Conversation conversation, String password) {
2839        if (conversation.getMode() == Conversation.MODE_MULTI) {
2840            conversation.getMucOptions().setPassword(password);
2841            if (conversation.getBookmark() != null) {
2842                final Bookmark bookmark = conversation.getBookmark();
2843                if (synchronizeWithBookmarks()) {
2844                    bookmark.setAutojoin(true);
2845                }
2846                createBookmark(conversation.getAccount(), bookmark);
2847            }
2848            updateConversation(conversation);
2849            joinMuc(conversation);
2850        }
2851    }
2852
2853    private boolean hasEnabledAccounts() {
2854        if (this.accounts == null) {
2855            return false;
2856        }
2857        for (Account account : this.accounts) {
2858            if (account.isEnabled()) {
2859                return true;
2860            }
2861        }
2862        return false;
2863    }
2864
2865
2866    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
2867        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
2868    }
2869
2870    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
2871        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
2872    }
2873
2874
2875    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
2876        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
2877    }
2878
2879    public void persistSelfNick(MucOptions.User self) {
2880        final Conversation conversation = self.getConversation();
2881        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
2882        Jid full = self.getFullJid();
2883        if (!full.equals(conversation.getJid())) {
2884            Log.d(Config.LOGTAG, "nick changed. updating");
2885            conversation.setContactJid(full);
2886            databaseBackend.updateConversation(conversation);
2887        }
2888
2889        final Bookmark bookmark = conversation.getBookmark();
2890        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
2891        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
2892            final Account account = conversation.getAccount();
2893            final String defaultNick = MucOptions.defaultNick(account);
2894            if (TextUtils.isEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
2895                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
2896                return;
2897            }
2898            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
2899            bookmark.setNick(full.getResource());
2900            createBookmark(bookmark.getAccount(), bookmark);
2901        }
2902    }
2903
2904    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
2905        final MucOptions options = conversation.getMucOptions();
2906        final Jid joinJid = options.createJoinJid(nick);
2907        if (joinJid == null) {
2908            return false;
2909        }
2910        if (options.online()) {
2911            Account account = conversation.getAccount();
2912            options.setOnRenameListener(new OnRenameListener() {
2913
2914                @Override
2915                public void onSuccess() {
2916                    callback.success(conversation);
2917                }
2918
2919                @Override
2920                public void onFailure() {
2921                    callback.error(R.string.nick_in_use, conversation);
2922                }
2923            });
2924
2925            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
2926            packet.setTo(joinJid);
2927            sendPresencePacket(account, packet);
2928        } else {
2929            conversation.setContactJid(joinJid);
2930            databaseBackend.updateConversation(conversation);
2931            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2932                Bookmark bookmark = conversation.getBookmark();
2933                if (bookmark != null) {
2934                    bookmark.setNick(nick);
2935                    createBookmark(bookmark.getAccount(), bookmark);
2936                }
2937                joinMuc(conversation);
2938            }
2939        }
2940        return true;
2941    }
2942
2943    public void leaveMuc(Conversation conversation) {
2944        leaveMuc(conversation, false);
2945    }
2946
2947    private void leaveMuc(Conversation conversation, boolean now) {
2948        final Account account = conversation.getAccount();
2949        synchronized (account.pendingConferenceJoins) {
2950            account.pendingConferenceJoins.remove(conversation);
2951        }
2952        synchronized (account.pendingConferenceLeaves) {
2953            account.pendingConferenceLeaves.remove(conversation);
2954        }
2955        if (account.getStatus() == Account.State.ONLINE || now) {
2956            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
2957            conversation.getMucOptions().setOffline();
2958            Bookmark bookmark = conversation.getBookmark();
2959            if (bookmark != null) {
2960                bookmark.setConversation(null);
2961            }
2962            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
2963        } else {
2964            synchronized (account.pendingConferenceLeaves) {
2965                account.pendingConferenceLeaves.add(conversation);
2966            }
2967        }
2968    }
2969
2970    public String findConferenceServer(final Account account) {
2971        String server;
2972        if (account.getXmppConnection() != null) {
2973            server = account.getXmppConnection().getMucServer();
2974            if (server != null) {
2975                return server;
2976            }
2977        }
2978        for (Account other : getAccounts()) {
2979            if (other != account && other.getXmppConnection() != null) {
2980                server = other.getXmppConnection().getMucServer();
2981                if (server != null) {
2982                    return server;
2983                }
2984            }
2985        }
2986        return null;
2987    }
2988
2989
2990    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
2991        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
2992            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
2993            if (!TextUtils.isEmpty(name)) {
2994                configuration.putString("muc#roomconfig_roomname", name);
2995            }
2996            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
2997                @Override
2998                public void onPushSucceeded() {
2999                    saveConversationAsBookmark(conversation, name);
3000                    callback.success(conversation);
3001                }
3002
3003                @Override
3004                public void onPushFailed() {
3005                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3006                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3007                    } else {
3008                        callback.error(R.string.joined_an_existing_channel, conversation);
3009                    }
3010                }
3011            });
3012        });
3013    }
3014
3015    public boolean createAdhocConference(final Account account,
3016                                         final String name,
3017                                         final Iterable<Jid> jids,
3018                                         final UiCallback<Conversation> callback) {
3019        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3020        if (account.getStatus() == Account.State.ONLINE) {
3021            try {
3022                String server = findConferenceServer(account);
3023                if (server == null) {
3024                    if (callback != null) {
3025                        callback.error(R.string.no_conference_server_found, null);
3026                    }
3027                    return false;
3028                }
3029                final Jid jid = Jid.of(CryptoHelper.pronounceable(getRNG()), server, null);
3030                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3031                joinMuc(conversation, new OnConferenceJoined() {
3032                    @Override
3033                    public void onConferenceJoined(final Conversation conversation) {
3034                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3035                        if (!TextUtils.isEmpty(name)) {
3036                            configuration.putString("muc#roomconfig_roomname", name);
3037                        }
3038                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3039                            @Override
3040                            public void onPushSucceeded() {
3041                                for (Jid invite : jids) {
3042                                    invite(conversation, invite);
3043                                }
3044                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3045                                    Jid other = account.getJid().withResource(resource);
3046                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3047                                    directInvite(conversation, other);
3048                                }
3049                                saveConversationAsBookmark(conversation, name);
3050                                if (callback != null) {
3051                                    callback.success(conversation);
3052                                }
3053                            }
3054
3055                            @Override
3056                            public void onPushFailed() {
3057                                archiveConversation(conversation);
3058                                if (callback != null) {
3059                                    callback.error(R.string.conference_creation_failed, conversation);
3060                                }
3061                            }
3062                        });
3063                    }
3064                });
3065                return true;
3066            } catch (IllegalArgumentException e) {
3067                if (callback != null) {
3068                    callback.error(R.string.conference_creation_failed, null);
3069                }
3070                return false;
3071            }
3072        } else {
3073            if (callback != null) {
3074                callback.error(R.string.not_connected_try_again, null);
3075            }
3076            return false;
3077        }
3078    }
3079
3080    public void fetchConferenceConfiguration(final Conversation conversation) {
3081        fetchConferenceConfiguration(conversation, null);
3082    }
3083
3084    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3085        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3086        request.setTo(conversation.getJid().asBareJid());
3087        request.query("http://jabber.org/protocol/disco#info");
3088        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3089            @Override
3090            public void onIqPacketReceived(Account account, IqPacket packet) {
3091                if (packet.getType() == IqPacket.TYPE.RESULT) {
3092                    final MucOptions mucOptions = conversation.getMucOptions();
3093                    final Bookmark bookmark = conversation.getBookmark();
3094                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3095
3096                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3097                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3098                        updateConversation(conversation);
3099                    }
3100
3101                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3102                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3103                            createBookmark(account, bookmark);
3104                        }
3105                    }
3106
3107
3108                    if (callback != null) {
3109                        callback.onConferenceConfigurationFetched(conversation);
3110                    }
3111
3112
3113                    updateConversationUi();
3114                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3115                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3116                } else {
3117                    if (callback != null) {
3118                        callback.onFetchFailed(conversation, packet.getError());
3119                    }
3120                }
3121            }
3122        });
3123    }
3124
3125    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3126        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3127    }
3128
3129    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3130        Log.d(Config.LOGTAG, "pushing node configuration");
3131        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3132            @Override
3133            public void onIqPacketReceived(Account account, IqPacket packet) {
3134                if (packet.getType() == IqPacket.TYPE.RESULT) {
3135                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3136                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3137                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3138                    if (x != null) {
3139                        Data data = Data.parse(x);
3140                        data.submit(options);
3141                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3142                            @Override
3143                            public void onIqPacketReceived(Account account, IqPacket packet) {
3144                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3145                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3146                                    callback.onPushSucceeded();
3147                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3148                                    callback.onPushFailed();
3149                                }
3150                            }
3151                        });
3152                    } else if (callback != null) {
3153                        callback.onPushFailed();
3154                    }
3155                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3156                    callback.onPushFailed();
3157                }
3158            }
3159        });
3160    }
3161
3162    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3163        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3164            conversation.setAttribute("accept_non_anonymous", true);
3165            updateConversation(conversation);
3166        }
3167        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3168        request.setTo(conversation.getJid().asBareJid());
3169        request.query("http://jabber.org/protocol/muc#owner");
3170        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3171            @Override
3172            public void onIqPacketReceived(Account account, IqPacket packet) {
3173                if (packet.getType() == IqPacket.TYPE.RESULT) {
3174                    Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3175                    data.submit(options);
3176                    IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3177                    set.setTo(conversation.getJid().asBareJid());
3178                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3179                    sendIqPacket(account, set, new OnIqPacketReceived() {
3180                        @Override
3181                        public void onIqPacketReceived(Account account, IqPacket packet) {
3182                            if (callback != null) {
3183                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3184                                    callback.onPushSucceeded();
3185                                } else {
3186                                    callback.onPushFailed();
3187                                }
3188                            }
3189                        }
3190                    });
3191                } else {
3192                    if (callback != null) {
3193                        callback.onPushFailed();
3194                    }
3195                }
3196            }
3197        });
3198    }
3199
3200    public void pushSubjectToConference(final Conversation conference, final String subject) {
3201        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3202        this.sendMessagePacket(conference.getAccount(), packet);
3203    }
3204
3205    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3206        final Jid jid = user.asBareJid();
3207        IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3208        sendIqPacket(conference.getAccount(), request, new OnIqPacketReceived() {
3209            @Override
3210            public void onIqPacketReceived(Account account, IqPacket packet) {
3211                if (packet.getType() == IqPacket.TYPE.RESULT) {
3212                    conference.getMucOptions().changeAffiliation(jid, affiliation);
3213                    getAvatarService().clear(conference);
3214                    callback.onAffiliationChangedSuccessful(jid);
3215                } else {
3216                    callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3217                }
3218            }
3219        });
3220    }
3221
3222    public void changeAffiliationsInConference(final Conversation conference, MucOptions.Affiliation before, MucOptions.Affiliation after) {
3223        List<Jid> jids = new ArrayList<>();
3224        for (MucOptions.User user : conference.getMucOptions().getUsers()) {
3225            if (user.getAffiliation() == before && user.getRealJid() != null) {
3226                jids.add(user.getRealJid());
3227            }
3228        }
3229        IqPacket request = this.mIqGenerator.changeAffiliation(conference, jids, after.toString());
3230        sendIqPacket(conference.getAccount(), request, mDefaultIqHandler);
3231    }
3232
3233    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3234        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3235        Log.d(Config.LOGTAG, request.toString());
3236        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3237            if (packet.getType() != IqPacket.TYPE.RESULT) {
3238                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3239            }
3240        });
3241    }
3242
3243    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3244        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3245        request.setTo(conversation.getJid().asBareJid());
3246        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3247        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3248            @Override
3249            public void onIqPacketReceived(Account account, IqPacket packet) {
3250                if (packet.getType() == IqPacket.TYPE.RESULT) {
3251                    if (callback != null) {
3252                        callback.onRoomDestroySucceeded();
3253                    }
3254                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3255                    if (callback != null) {
3256                        callback.onRoomDestroyFailed();
3257                    }
3258                }
3259            }
3260        });
3261    }
3262
3263    private void disconnect(Account account, boolean force) {
3264        if ((account.getStatus() == Account.State.ONLINE)
3265                || (account.getStatus() == Account.State.DISABLED)) {
3266            final XmppConnection connection = account.getXmppConnection();
3267            if (!force) {
3268                List<Conversation> conversations = getConversations();
3269                for (Conversation conversation : conversations) {
3270                    if (conversation.getAccount() == account) {
3271                        if (conversation.getMode() == Conversation.MODE_MULTI) {
3272                            leaveMuc(conversation, true);
3273                        }
3274                    }
3275                }
3276                sendOfflinePresence(account);
3277            }
3278            connection.disconnect(force);
3279        }
3280    }
3281
3282    @Override
3283    public IBinder onBind(Intent intent) {
3284        return mBinder;
3285    }
3286
3287    public void updateMessage(Message message) {
3288        updateMessage(message, true);
3289    }
3290
3291    public void updateMessage(Message message, boolean includeBody) {
3292        databaseBackend.updateMessage(message, includeBody);
3293        updateConversationUi();
3294    }
3295
3296    public void updateMessage(Message message, String uuid) {
3297        if (!databaseBackend.updateMessage(message, uuid)) {
3298            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3299        }
3300        updateConversationUi();
3301    }
3302
3303    protected void syncDirtyContacts(Account account) {
3304        for (Contact contact : account.getRoster().getContacts()) {
3305            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3306                pushContactToServer(contact);
3307            }
3308            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3309                deleteContactOnServer(contact);
3310            }
3311        }
3312    }
3313
3314    public void createContact(Contact contact, boolean autoGrant) {
3315        if (autoGrant) {
3316            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3317            contact.setOption(Contact.Options.ASKING);
3318        }
3319        pushContactToServer(contact);
3320    }
3321
3322    public void pushContactToServer(final Contact contact) {
3323        contact.resetOption(Contact.Options.DIRTY_DELETE);
3324        contact.setOption(Contact.Options.DIRTY_PUSH);
3325        final Account account = contact.getAccount();
3326        if (account.getStatus() == Account.State.ONLINE) {
3327            final boolean ask = contact.getOption(Contact.Options.ASKING);
3328            final boolean sendUpdates = contact
3329                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3330                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3331            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3332            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3333            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3334            if (sendUpdates) {
3335                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3336            }
3337            if (ask) {
3338                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact));
3339            }
3340        } else {
3341            syncRoster(contact.getAccount());
3342        }
3343    }
3344
3345    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3346        new Thread(() -> {
3347            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3348            final int size = Config.AVATAR_SIZE;
3349            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3350            if (avatar != null) {
3351                if (!getFileBackend().save(avatar)) {
3352                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3353                    return;
3354                }
3355                avatar.owner = conversation.getJid().asBareJid();
3356                publishMucAvatar(conversation, avatar, callback);
3357            } else {
3358                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3359            }
3360        }).start();
3361    }
3362
3363    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3364        new Thread(() -> {
3365            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3366            final int size = Config.AVATAR_SIZE;
3367            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3368            if (avatar != null) {
3369                if (!getFileBackend().save(avatar)) {
3370                    Log.d(Config.LOGTAG, "unable to save vcard");
3371                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3372                    return;
3373                }
3374                publishAvatar(account, avatar, callback);
3375            } else {
3376                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3377            }
3378        }).start();
3379
3380    }
3381
3382    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3383        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3384        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3385            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3386            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3387                Element vcard = response.findChild("vCard", "vcard-temp");
3388                if (vcard == null) {
3389                    vcard = new Element("vCard", "vcard-temp");
3390                }
3391                Element photo = vcard.findChild("PHOTO");
3392                if (photo == null) {
3393                    photo = vcard.addChild("PHOTO");
3394                }
3395                photo.clearChildren();
3396                photo.addChild("TYPE").setContent(avatar.type);
3397                photo.addChild("BINVAL").setContent(avatar.image);
3398                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3399                publication.setTo(conversation.getJid().asBareJid());
3400                publication.addChild(vcard);
3401                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3402                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3403                        callback.onAvatarPublicationSucceeded();
3404                    } else {
3405                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getError());
3406                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3407                    }
3408                });
3409            } else {
3410                Log.d(Config.LOGTAG, "failed to request vcard " + response.toString());
3411                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3412            }
3413        });
3414    }
3415
3416    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3417        final Bundle options;
3418        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3419            options = PublishOptions.openAccess();
3420        } else {
3421            options = null;
3422        }
3423        publishAvatar(account, avatar, options, true, callback);
3424    }
3425
3426    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3427        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3428        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3429        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3430
3431            @Override
3432            public void onIqPacketReceived(Account account, IqPacket result) {
3433                if (result.getType() == IqPacket.TYPE.RESULT) {
3434                    publishAvatarMetadata(account, avatar, options, true, callback);
3435                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3436                    pushNodeConfiguration(account, "urn:xmpp:avatar:data", options, new OnConfigurationPushed() {
3437                        @Override
3438                        public void onPushSucceeded() {
3439                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3440                            publishAvatar(account, avatar, options, false, callback);
3441                        }
3442
3443                        @Override
3444                        public void onPushFailed() {
3445                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3446                            publishAvatar(account, avatar, null, false, callback);
3447                        }
3448                    });
3449                } else {
3450                    Element error = result.findChild("error");
3451                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3452                    if (callback != null) {
3453                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3454                    }
3455                }
3456            }
3457        });
3458    }
3459
3460    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3461        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3462        sendIqPacket(account, packet, new OnIqPacketReceived() {
3463            @Override
3464            public void onIqPacketReceived(Account account, IqPacket result) {
3465                if (result.getType() == IqPacket.TYPE.RESULT) {
3466                    if (account.setAvatar(avatar.getFilename())) {
3467                        getAvatarService().clear(account);
3468                        databaseBackend.updateAccount(account);
3469                        notifyAccountAvatarHasChanged(account);
3470                    }
3471                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3472                    if (callback != null) {
3473                        callback.onAvatarPublicationSucceeded();
3474                    }
3475                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3476                    pushNodeConfiguration(account, "urn:xmpp:avatar:metadata", options, new OnConfigurationPushed() {
3477                        @Override
3478                        public void onPushSucceeded() {
3479                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3480                            publishAvatarMetadata(account, avatar, options, false, callback);
3481                        }
3482
3483                        @Override
3484                        public void onPushFailed() {
3485                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3486                            publishAvatarMetadata(account, avatar, null, false, callback);
3487                        }
3488                    });
3489                } else {
3490                    if (callback != null) {
3491                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3492                    }
3493                }
3494            }
3495        });
3496    }
3497
3498    public void republishAvatarIfNeeded(Account account) {
3499        if (account.getAxolotlService().isPepBroken()) {
3500            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3501            return;
3502        }
3503        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3504        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3505
3506            private Avatar parseAvatar(IqPacket packet) {
3507                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3508                if (pubsub != null) {
3509                    Element items = pubsub.findChild("items");
3510                    if (items != null) {
3511                        return Avatar.parseMetadata(items);
3512                    }
3513                }
3514                return null;
3515            }
3516
3517            private boolean errorIsItemNotFound(IqPacket packet) {
3518                Element error = packet.findChild("error");
3519                return packet.getType() == IqPacket.TYPE.ERROR
3520                        && error != null
3521                        && error.hasChild("item-not-found");
3522            }
3523
3524            @Override
3525            public void onIqPacketReceived(Account account, IqPacket packet) {
3526                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
3527                    Avatar serverAvatar = parseAvatar(packet);
3528                    if (serverAvatar == null && account.getAvatar() != null) {
3529                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
3530                        if (avatar != null) {
3531                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
3532                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
3533                        } else {
3534                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
3535                        }
3536                    }
3537                }
3538            }
3539        });
3540    }
3541
3542    public void fetchAvatar(Account account, Avatar avatar) {
3543        fetchAvatar(account, avatar, null);
3544    }
3545
3546    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3547        final String KEY = generateFetchKey(account, avatar);
3548        synchronized (this.mInProgressAvatarFetches) {
3549            if (mInProgressAvatarFetches.add(KEY)) {
3550                switch (avatar.origin) {
3551                    case PEP:
3552                        this.mInProgressAvatarFetches.add(KEY);
3553                        fetchAvatarPep(account, avatar, callback);
3554                        break;
3555                    case VCARD:
3556                        this.mInProgressAvatarFetches.add(KEY);
3557                        fetchAvatarVcard(account, avatar, callback);
3558                        break;
3559                }
3560            } else if (avatar.origin == Avatar.Origin.PEP) {
3561                mOmittedPepAvatarFetches.add(KEY);
3562            } else {
3563                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
3564            }
3565        }
3566    }
3567
3568    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3569        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
3570        sendIqPacket(account, packet, (a, result) -> {
3571            synchronized (mInProgressAvatarFetches) {
3572                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
3573            }
3574            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
3575            if (result.getType() == IqPacket.TYPE.RESULT) {
3576                avatar.image = mIqParser.avatarData(result);
3577                if (avatar.image != null) {
3578                    if (getFileBackend().save(avatar)) {
3579                        if (a.getJid().asBareJid().equals(avatar.owner)) {
3580                            if (a.setAvatar(avatar.getFilename())) {
3581                                databaseBackend.updateAccount(a);
3582                            }
3583                            getAvatarService().clear(a);
3584                            updateConversationUi();
3585                            updateAccountUi();
3586                        } else {
3587                            Contact contact = a.getRoster().getContact(avatar.owner);
3588                            if (contact.setAvatar(avatar)) {
3589                                syncRoster(account);
3590                                getAvatarService().clear(contact);
3591                                updateConversationUi();
3592                                updateRosterUi();
3593                            }
3594                        }
3595                        if (callback != null) {
3596                            callback.success(avatar);
3597                        }
3598                        Log.d(Config.LOGTAG, a.getJid().asBareJid()
3599                                + ": successfully fetched pep avatar for " + avatar.owner);
3600                        return;
3601                    }
3602                } else {
3603
3604                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
3605                }
3606            } else {
3607                Element error = result.findChild("error");
3608                if (error == null) {
3609                    Log.d(Config.LOGTAG, ERROR + "(server error)");
3610                } else {
3611                    Log.d(Config.LOGTAG, ERROR + error.toString());
3612                }
3613            }
3614            if (callback != null) {
3615                callback.error(0, null);
3616            }
3617
3618        });
3619    }
3620
3621    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3622        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
3623        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3624            @Override
3625            public void onIqPacketReceived(Account account, IqPacket packet) {
3626                final boolean previouslyOmittedPepFetch;
3627                synchronized (mInProgressAvatarFetches) {
3628                    final String KEY = generateFetchKey(account, avatar);
3629                    mInProgressAvatarFetches.remove(KEY);
3630                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
3631                }
3632                if (packet.getType() == IqPacket.TYPE.RESULT) {
3633                    Element vCard = packet.findChild("vCard", "vcard-temp");
3634                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
3635                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
3636                    if (image != null) {
3637                        avatar.image = image;
3638                        if (getFileBackend().save(avatar)) {
3639                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
3640                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
3641                            if (avatar.owner.isBareJid()) {
3642                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
3643                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
3644                                    account.setAvatar(avatar.getFilename());
3645                                    databaseBackend.updateAccount(account);
3646                                    getAvatarService().clear(account);
3647                                    updateAccountUi();
3648                                } else {
3649                                    Contact contact = account.getRoster().getContact(avatar.owner);
3650                                    if (contact.setAvatar(avatar, previouslyOmittedPepFetch)) {
3651                                        syncRoster(account);
3652                                        getAvatarService().clear(contact);
3653                                        updateRosterUi();
3654                                    }
3655                                }
3656                                updateConversationUi();
3657                            } else {
3658                                Conversation conversation = find(account, avatar.owner.asBareJid());
3659                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
3660                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
3661                                    if (user != null) {
3662                                        if (user.setAvatar(avatar)) {
3663                                            getAvatarService().clear(user);
3664                                            updateConversationUi();
3665                                            updateMucRosterUi();
3666                                        }
3667                                        if (user.getRealJid() != null) {
3668                                            Contact contact = account.getRoster().getContact(user.getRealJid());
3669                                            if (contact.setAvatar(avatar)) {
3670                                                syncRoster(account);
3671                                                getAvatarService().clear(contact);
3672                                                updateRosterUi();
3673                                            }
3674                                        }
3675                                    }
3676                                }
3677                            }
3678                        }
3679                    }
3680                }
3681            }
3682        });
3683    }
3684
3685    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
3686        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3687        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3688
3689            @Override
3690            public void onIqPacketReceived(Account account, IqPacket packet) {
3691                if (packet.getType() == IqPacket.TYPE.RESULT) {
3692                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3693                    if (pubsub != null) {
3694                        Element items = pubsub.findChild("items");
3695                        if (items != null) {
3696                            Avatar avatar = Avatar.parseMetadata(items);
3697                            if (avatar != null) {
3698                                avatar.owner = account.getJid().asBareJid();
3699                                if (fileBackend.isAvatarCached(avatar)) {
3700                                    if (account.setAvatar(avatar.getFilename())) {
3701                                        databaseBackend.updateAccount(account);
3702                                    }
3703                                    getAvatarService().clear(account);
3704                                    callback.success(avatar);
3705                                } else {
3706                                    fetchAvatarPep(account, avatar, callback);
3707                                }
3708                                return;
3709                            }
3710                        }
3711                    }
3712                }
3713                callback.error(0, null);
3714            }
3715        });
3716    }
3717
3718    public void notifyAccountAvatarHasChanged(final Account account) {
3719        final XmppConnection connection = account.getXmppConnection();
3720        if (connection != null && connection.getFeatures().bookmarksConversion()) {
3721            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
3722            for (Conversation conversation : conversations) {
3723                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
3724                    final MucOptions mucOptions = conversation.getMucOptions();
3725                    if (mucOptions.online()) {
3726                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
3727                        packet.setTo(mucOptions.getSelf().getFullJid());
3728                        connection.sendPresencePacket(packet);
3729                    }
3730                }
3731            }
3732        }
3733    }
3734
3735    public void deleteContactOnServer(Contact contact) {
3736        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
3737        contact.resetOption(Contact.Options.DIRTY_PUSH);
3738        contact.setOption(Contact.Options.DIRTY_DELETE);
3739        Account account = contact.getAccount();
3740        if (account.getStatus() == Account.State.ONLINE) {
3741            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3742            Element item = iq.query(Namespace.ROSTER).addChild("item");
3743            item.setAttribute("jid", contact.getJid().toString());
3744            item.setAttribute("subscription", "remove");
3745            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3746        }
3747    }
3748
3749    public void updateConversation(final Conversation conversation) {
3750        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
3751    }
3752
3753    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
3754        synchronized (account) {
3755            XmppConnection connection = account.getXmppConnection();
3756            if (connection == null) {
3757                connection = createConnection(account);
3758                account.setXmppConnection(connection);
3759            }
3760            boolean hasInternet = hasInternetConnection();
3761            if (account.isEnabled() && hasInternet) {
3762                if (!force) {
3763                    disconnect(account, false);
3764                }
3765                Thread thread = new Thread(connection);
3766                connection.setInteractive(interactive);
3767                connection.prepareNewConnection();
3768                connection.interrupt();
3769                thread.start();
3770                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
3771            } else {
3772                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
3773                account.getRoster().clearPresences();
3774                connection.resetEverything();
3775                final AxolotlService axolotlService = account.getAxolotlService();
3776                if (axolotlService != null) {
3777                    axolotlService.resetBrokenness();
3778                }
3779                if (!hasInternet) {
3780                    account.setStatus(Account.State.NO_INTERNET);
3781                }
3782            }
3783        }
3784    }
3785
3786    public void reconnectAccountInBackground(final Account account) {
3787        new Thread(() -> reconnectAccount(account, false, true)).start();
3788    }
3789
3790    public void invite(Conversation conversation, Jid contact) {
3791        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
3792        MessagePacket packet = mMessageGenerator.invite(conversation, contact);
3793        sendMessagePacket(conversation.getAccount(), packet);
3794    }
3795
3796    public void directInvite(Conversation conversation, Jid jid) {
3797        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
3798        sendMessagePacket(conversation.getAccount(), packet);
3799    }
3800
3801    public void resetSendingToWaiting(Account account) {
3802        for (Conversation conversation : getConversations()) {
3803            if (conversation.getAccount() == account) {
3804                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
3805            }
3806        }
3807    }
3808
3809    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
3810        return markMessage(account, recipient, uuid, status, null);
3811    }
3812
3813    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
3814        if (uuid == null) {
3815            return null;
3816        }
3817        for (Conversation conversation : getConversations()) {
3818            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
3819                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
3820                if (message != null) {
3821                    markMessage(message, status, errorMessage);
3822                }
3823                return message;
3824            }
3825        }
3826        return null;
3827    }
3828
3829    public boolean markMessage(Conversation conversation, String uuid, int status, String serverMessageId) {
3830        if (uuid == null) {
3831            return false;
3832        } else {
3833            Message message = conversation.findSentMessageWithUuid(uuid);
3834            if (message != null) {
3835                if (message.getServerMsgId() == null) {
3836                    message.setServerMsgId(serverMessageId);
3837                }
3838                markMessage(message, status);
3839                return true;
3840            } else {
3841                return false;
3842            }
3843        }
3844    }
3845
3846    public void markMessage(Message message, int status) {
3847        markMessage(message, status, null);
3848    }
3849
3850
3851    public void markMessage(Message message, int status, String errorMessage) {
3852        final int oldStatus = message.getStatus();
3853        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
3854            return;
3855        }
3856        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
3857            return;
3858        }
3859        message.setErrorMessage(errorMessage);
3860        message.setStatus(status);
3861        databaseBackend.updateMessage(message, false);
3862        updateConversationUi();
3863    }
3864
3865    private SharedPreferences getPreferences() {
3866        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
3867    }
3868
3869    public long getAutomaticMessageDeletionDate() {
3870        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
3871        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
3872    }
3873
3874    public long getLongPreference(String name, @IntegerRes int res) {
3875        long defaultValue = getResources().getInteger(res);
3876        try {
3877            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
3878        } catch (NumberFormatException e) {
3879            return defaultValue;
3880        }
3881    }
3882
3883    public boolean getBooleanPreference(String name, @BoolRes int res) {
3884        return getPreferences().getBoolean(name, getResources().getBoolean(res));
3885    }
3886
3887    public boolean confirmMessages() {
3888        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
3889    }
3890
3891    public boolean allowMessageCorrection() {
3892        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
3893    }
3894
3895    public boolean sendChatStates() {
3896        return getBooleanPreference("chat_states", R.bool.chat_states);
3897    }
3898
3899    private boolean synchronizeWithBookmarks() {
3900        return getBooleanPreference("autojoin", R.bool.autojoin);
3901    }
3902
3903    public boolean indicateReceived() {
3904        return getBooleanPreference("indicate_received", R.bool.indicate_received);
3905    }
3906
3907    public boolean useTorToConnect() {
3908        return QuickConversationsService.isConversations() && getBooleanPreference("use_tor", R.bool.use_tor);
3909    }
3910
3911    public boolean showExtendedConnectionOptions() {
3912        return QuickConversationsService.isConversations() && getBooleanPreference("show_connection_options", R.bool.show_connection_options);
3913    }
3914
3915    public boolean broadcastLastActivity() {
3916        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
3917    }
3918
3919    public int unreadCount() {
3920        int count = 0;
3921        for (Conversation conversation : getConversations()) {
3922            count += conversation.unreadCount();
3923        }
3924        return count;
3925    }
3926
3927
3928    private <T> List<T> threadSafeList(Set<T> set) {
3929        synchronized (LISTENER_LOCK) {
3930            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
3931        }
3932    }
3933
3934    public void showErrorToastInUi(int resId) {
3935        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
3936            listener.onShowErrorToast(resId);
3937        }
3938    }
3939
3940    public void updateConversationUi() {
3941        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
3942            listener.onConversationUpdate();
3943        }
3944    }
3945
3946    public void updateAccountUi() {
3947        for (OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
3948            listener.onAccountUpdate();
3949        }
3950    }
3951
3952    public void updateRosterUi() {
3953        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
3954            listener.onRosterUpdate();
3955        }
3956    }
3957
3958    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
3959        if (mOnCaptchaRequested.size() > 0) {
3960            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
3961            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
3962                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
3963            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
3964                listener.onCaptchaRequested(account, id, data, scaled);
3965            }
3966            return true;
3967        }
3968        return false;
3969    }
3970
3971    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
3972        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
3973            listener.OnUpdateBlocklist(status);
3974        }
3975    }
3976
3977    public void updateMucRosterUi() {
3978        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
3979            listener.onMucRosterUpdate();
3980        }
3981    }
3982
3983    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
3984        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
3985            listener.onKeyStatusUpdated(report);
3986        }
3987    }
3988
3989    public Account findAccountByJid(final Jid accountJid) {
3990        for (Account account : this.accounts) {
3991            if (account.getJid().asBareJid().equals(accountJid.asBareJid())) {
3992                return account;
3993            }
3994        }
3995        return null;
3996    }
3997
3998    public Account findAccountByUuid(final String uuid) {
3999        for (Account account : this.accounts) {
4000            if (account.getUuid().equals(uuid)) {
4001                return account;
4002            }
4003        }
4004        return null;
4005    }
4006
4007    public Conversation findConversationByUuid(String uuid) {
4008        for (Conversation conversation : getConversations()) {
4009            if (conversation.getUuid().equals(uuid)) {
4010                return conversation;
4011            }
4012        }
4013        return null;
4014    }
4015
4016    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4017        List<Conversation> findings = new ArrayList<>();
4018        for (Conversation c : getConversations()) {
4019            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4020                findings.add(c);
4021            }
4022        }
4023        return findings.size() == 1 ? findings.get(0) : null;
4024    }
4025
4026    public boolean markRead(final Conversation conversation, boolean dismiss) {
4027        return markRead(conversation, null, dismiss).size() > 0;
4028    }
4029
4030    public void markRead(final Conversation conversation) {
4031        markRead(conversation, null, true);
4032    }
4033
4034    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4035        if (dismiss) {
4036            mNotificationService.clear(conversation);
4037        }
4038        final List<Message> readMessages = conversation.markRead(upToUuid);
4039        if (readMessages.size() > 0) {
4040            Runnable runnable = () -> {
4041                for (Message message : readMessages) {
4042                    databaseBackend.updateMessage(message, false);
4043                }
4044            };
4045            mDatabaseWriterExecutor.execute(runnable);
4046            updateUnreadCountBadge();
4047            return readMessages;
4048        } else {
4049            return readMessages;
4050        }
4051    }
4052
4053    public synchronized void updateUnreadCountBadge() {
4054        int count = unreadCount();
4055        if (unreadCount != count) {
4056            Log.d(Config.LOGTAG, "update unread count to " + count);
4057            if (count > 0) {
4058                ShortcutBadger.applyCount(getApplicationContext(), count);
4059            } else {
4060                ShortcutBadger.removeCount(getApplicationContext());
4061            }
4062            unreadCount = count;
4063        }
4064    }
4065
4066    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4067        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4068        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4069        if (readMessages.size() > 0) {
4070            updateConversationUi();
4071        }
4072        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4073        if (confirmMessages()
4074                && markable != null
4075                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4076                && markable.getRemoteMsgId() != null) {
4077            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4078            Account account = conversation.getAccount();
4079            final Jid to = markable.getCounterpart();
4080            final boolean groupChat = conversation.getMode() == Conversation.MODE_MULTI;
4081            MessagePacket packet = mMessageGenerator.confirm(account, to, markable.getRemoteMsgId(), markable.getCounterpart(), groupChat);
4082            this.sendMessagePacket(conversation.getAccount(), packet);
4083        }
4084    }
4085
4086    public SecureRandom getRNG() {
4087        return this.mRandom;
4088    }
4089
4090    public MemorizingTrustManager getMemorizingTrustManager() {
4091        return this.mMemorizingTrustManager;
4092    }
4093
4094    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4095        this.mMemorizingTrustManager = trustManager;
4096    }
4097
4098    public void updateMemorizingTrustmanager() {
4099        final MemorizingTrustManager tm;
4100        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4101        if (dontTrustSystemCAs) {
4102            tm = new MemorizingTrustManager(getApplicationContext(), null);
4103        } else {
4104            tm = new MemorizingTrustManager(getApplicationContext());
4105        }
4106        setMemorizingTrustManager(tm);
4107    }
4108
4109    public LruCache<String, Bitmap> getBitmapCache() {
4110        return this.mBitmapCache;
4111    }
4112
4113    public Collection<String> getKnownHosts() {
4114        final Set<String> hosts = new HashSet<>();
4115        for (final Account account : getAccounts()) {
4116            hosts.add(account.getServer());
4117            for (final Contact contact : account.getRoster().getContacts()) {
4118                if (contact.showInRoster()) {
4119                    final String server = contact.getServer();
4120                    if (server != null) {
4121                        hosts.add(server);
4122                    }
4123                }
4124            }
4125        }
4126        if (Config.QUICKSY_DOMAIN != null) {
4127            hosts.remove(Config.QUICKSY_DOMAIN); //we only want to show this when we type a e164 number
4128        }
4129        if (Config.DOMAIN_LOCK != null) {
4130            hosts.add(Config.DOMAIN_LOCK);
4131        }
4132        if (Config.MAGIC_CREATE_DOMAIN != null) {
4133            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4134        }
4135        return hosts;
4136    }
4137
4138    public Collection<String> getKnownConferenceHosts() {
4139        final Set<String> mucServers = new HashSet<>();
4140        for (final Account account : accounts) {
4141            if (account.getXmppConnection() != null) {
4142                mucServers.addAll(account.getXmppConnection().getMucServers());
4143                for (Bookmark bookmark : account.getBookmarks()) {
4144                    final Jid jid = bookmark.getJid();
4145                    final String s = jid == null ? null : jid.getDomain();
4146                    if (s != null) {
4147                        mucServers.add(s);
4148                    }
4149                }
4150            }
4151        }
4152        return mucServers;
4153    }
4154
4155    public void sendMessagePacket(Account account, MessagePacket packet) {
4156        XmppConnection connection = account.getXmppConnection();
4157        if (connection != null) {
4158            connection.sendMessagePacket(packet);
4159        }
4160    }
4161
4162    public void sendPresencePacket(Account account, PresencePacket packet) {
4163        XmppConnection connection = account.getXmppConnection();
4164        if (connection != null) {
4165            connection.sendPresencePacket(packet);
4166        }
4167    }
4168
4169    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4170        final XmppConnection connection = account.getXmppConnection();
4171        if (connection != null) {
4172            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4173            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4174        }
4175    }
4176
4177    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4178        final XmppConnection connection = account.getXmppConnection();
4179        if (connection != null) {
4180            connection.sendIqPacket(packet, callback);
4181        } else if (callback != null) {
4182            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4183        }
4184    }
4185
4186    public void sendPresence(final Account account) {
4187        sendPresence(account, checkListeners() && broadcastLastActivity());
4188    }
4189
4190    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4191        Presence.Status status;
4192        if (manuallyChangePresence()) {
4193            status = account.getPresenceStatus();
4194        } else {
4195            status = getTargetPresence();
4196        }
4197        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4198        if (mLastActivity > 0 && includeIdleTimestamp) {
4199            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4200            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4201        }
4202        sendPresencePacket(account, packet);
4203    }
4204
4205    private void deactivateGracePeriod() {
4206        for (Account account : getAccounts()) {
4207            account.deactivateGracePeriod();
4208        }
4209    }
4210
4211    public void refreshAllPresences() {
4212        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4213        for (Account account : getAccounts()) {
4214            if (account.isEnabled()) {
4215                sendPresence(account, includeIdleTimestamp);
4216            }
4217        }
4218    }
4219
4220    private void refreshAllFcmTokens() {
4221        for (Account account : getAccounts()) {
4222            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4223                mPushManagementService.registerPushTokenOnServer(account);
4224                //TODO renew mucs
4225            }
4226        }
4227    }
4228
4229    private void sendOfflinePresence(final Account account) {
4230        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4231        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4232    }
4233
4234    public MessageGenerator getMessageGenerator() {
4235        return this.mMessageGenerator;
4236    }
4237
4238    public PresenceGenerator getPresenceGenerator() {
4239        return this.mPresenceGenerator;
4240    }
4241
4242    public IqGenerator getIqGenerator() {
4243        return this.mIqGenerator;
4244    }
4245
4246    public IqParser getIqParser() {
4247        return this.mIqParser;
4248    }
4249
4250    public JingleConnectionManager getJingleConnectionManager() {
4251        return this.mJingleConnectionManager;
4252    }
4253
4254    public MessageArchiveService getMessageArchiveService() {
4255        return this.mMessageArchiveService;
4256    }
4257
4258    public QuickConversationsService getQuickConversationsService() {
4259        return this.mQuickConversationsService;
4260    }
4261
4262    public List<Contact> findContacts(Jid jid, String accountJid) {
4263        ArrayList<Contact> contacts = new ArrayList<>();
4264        for (Account account : getAccounts()) {
4265            if ((account.isEnabled() || accountJid != null)
4266                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4267                Contact contact = account.getRoster().getContactFromContactList(jid);
4268                if (contact != null) {
4269                    contacts.add(contact);
4270                }
4271            }
4272        }
4273        return contacts;
4274    }
4275
4276    public Conversation findFirstMuc(Jid jid) {
4277        for (Conversation conversation : getConversations()) {
4278            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4279                return conversation;
4280            }
4281        }
4282        return null;
4283    }
4284
4285    public NotificationService getNotificationService() {
4286        return this.mNotificationService;
4287    }
4288
4289    public HttpConnectionManager getHttpConnectionManager() {
4290        return this.mHttpConnectionManager;
4291    }
4292
4293    public void resendFailedMessages(final Message message) {
4294        final Collection<Message> messages = new ArrayList<>();
4295        Message current = message;
4296        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4297            messages.add(current);
4298            if (current.mergeable(current.next())) {
4299                current = current.next();
4300            } else {
4301                break;
4302            }
4303        }
4304        for (final Message msg : messages) {
4305            msg.setTime(System.currentTimeMillis());
4306            markMessage(msg, Message.STATUS_WAITING);
4307            this.resendMessage(msg, false);
4308        }
4309        if (message.getConversation() instanceof Conversation) {
4310            ((Conversation) message.getConversation()).sort();
4311        }
4312        updateConversationUi();
4313    }
4314
4315    public void clearConversationHistory(final Conversation conversation) {
4316        final long clearDate;
4317        final String reference;
4318        if (conversation.countMessages() > 0) {
4319            Message latestMessage = conversation.getLatestMessage();
4320            clearDate = latestMessage.getTimeSent() + 1000;
4321            reference = latestMessage.getServerMsgId();
4322        } else {
4323            clearDate = System.currentTimeMillis();
4324            reference = null;
4325        }
4326        conversation.clearMessages();
4327        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4328        conversation.setLastClearHistory(clearDate, reference);
4329        Runnable runnable = () -> {
4330            databaseBackend.deleteMessagesInConversation(conversation);
4331            databaseBackend.updateConversation(conversation);
4332        };
4333        mDatabaseWriterExecutor.execute(runnable);
4334    }
4335
4336    public boolean sendBlockRequest(final Blockable blockable, boolean reportSpam) {
4337        if (blockable != null && blockable.getBlockedJid() != null) {
4338            final Jid jid = blockable.getBlockedJid();
4339            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam), (a, response) -> {
4340                if (response.getType() == IqPacket.TYPE.RESULT) {
4341                    a.getBlocklist().add(jid);
4342                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4343                }
4344            });
4345            if (blockable.getBlockedJid().isFullJid()) {
4346                return false;
4347            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4348                updateConversationUi();
4349                return true;
4350            } else {
4351                return false;
4352            }
4353        } else {
4354            return false;
4355        }
4356    }
4357
4358    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4359        boolean removed = false;
4360        synchronized (this.conversations) {
4361            boolean domainJid = blockedJid.getLocal() == null;
4362            for (Conversation conversation : this.conversations) {
4363                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
4364                        || blockedJid.equals(conversation.getJid().asBareJid());
4365                if (conversation.getAccount() == account
4366                        && conversation.getMode() == Conversation.MODE_SINGLE
4367                        && jidMatches) {
4368                    this.conversations.remove(conversation);
4369                    markRead(conversation);
4370                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
4371                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
4372                    updateConversation(conversation);
4373                    removed = true;
4374                }
4375            }
4376        }
4377        return removed;
4378    }
4379
4380    public void sendUnblockRequest(final Blockable blockable) {
4381        if (blockable != null && blockable.getJid() != null) {
4382            final Jid jid = blockable.getBlockedJid();
4383            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
4384                @Override
4385                public void onIqPacketReceived(final Account account, final IqPacket packet) {
4386                    if (packet.getType() == IqPacket.TYPE.RESULT) {
4387                        account.getBlocklist().remove(jid);
4388                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
4389                    }
4390                }
4391            });
4392        }
4393    }
4394
4395    public void publishDisplayName(Account account) {
4396        String displayName = account.getDisplayName();
4397        final IqPacket request;
4398        if (TextUtils.isEmpty(displayName)) {
4399            request = mIqGenerator.deleteNode(Namespace.NICK);
4400        } else {
4401            request = mIqGenerator.publishNick(displayName);
4402        }
4403        mAvatarService.clear(account);
4404        sendIqPacket(account, request, (account1, packet) -> {
4405            if (packet.getType() == IqPacket.TYPE.ERROR) {
4406                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet.toString());
4407            }
4408        });
4409    }
4410
4411    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
4412        ServiceDiscoveryResult result = discoCache.get(key);
4413        if (result != null) {
4414            return result;
4415        } else {
4416            result = databaseBackend.findDiscoveryResult(key.first, key.second);
4417            if (result != null) {
4418                discoCache.put(key, result);
4419            }
4420            return result;
4421        }
4422    }
4423
4424    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
4425        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
4426        ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
4427        if (disco != null) {
4428            presence.setServiceDiscoveryResult(disco);
4429        } else {
4430            if (!account.inProgressDiscoFetches.contains(key)) {
4431                account.inProgressDiscoFetches.add(key);
4432                IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4433                request.setTo(jid);
4434                final String node = presence.getNode();
4435                final String ver = presence.getVer();
4436                final Element query = request.query("http://jabber.org/protocol/disco#info");
4437                if (node != null && ver != null) {
4438                    query.setAttribute("node", node + "#" + ver);
4439                }
4440                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
4441                sendIqPacket(account, request, (a, response) -> {
4442                    if (response.getType() == IqPacket.TYPE.RESULT) {
4443                        ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
4444                        if (presence.getVer().equals(discoveryResult.getVer())) {
4445                            databaseBackend.insertDiscoveryResult(discoveryResult);
4446                            injectServiceDiscoveryResult(a.getRoster(), presence.getHash(), presence.getVer(), discoveryResult);
4447                        } else {
4448                            Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
4449                        }
4450                    }
4451                    a.inProgressDiscoFetches.remove(key);
4452                });
4453            }
4454        }
4455    }
4456
4457    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
4458        for (Contact contact : roster.getContacts()) {
4459            for (Presence presence : contact.getPresences().getPresences().values()) {
4460                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
4461                    presence.setServiceDiscoveryResult(disco);
4462                }
4463            }
4464        }
4465    }
4466
4467    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
4468        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
4469        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4470        request.addChild("prefs", version.namespace);
4471        sendIqPacket(account, request, (account1, packet) -> {
4472            Element prefs = packet.findChild("prefs", version.namespace);
4473            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
4474                callback.onPreferencesFetched(prefs);
4475            } else {
4476                callback.onPreferencesFetchFailed();
4477            }
4478        });
4479    }
4480
4481    public PushManagementService getPushManagementService() {
4482        return mPushManagementService;
4483    }
4484
4485    public void changeStatus(Account account, PresenceTemplate template, String signature) {
4486        if (!template.getStatusMessage().isEmpty()) {
4487            databaseBackend.insertPresenceTemplate(template);
4488        }
4489        account.setPgpSignature(signature);
4490        account.setPresenceStatus(template.getStatus());
4491        account.setPresenceStatusMessage(template.getStatusMessage());
4492        databaseBackend.updateAccount(account);
4493        sendPresence(account);
4494    }
4495
4496    public List<PresenceTemplate> getPresenceTemplates(Account account) {
4497        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
4498        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
4499            if (!templates.contains(template)) {
4500                templates.add(0, template);
4501            }
4502        }
4503        return templates;
4504    }
4505
4506    public void saveConversationAsBookmark(Conversation conversation, String name) {
4507        final Account account = conversation.getAccount();
4508        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
4509        final String nick = conversation.getJid().getResource();
4510        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
4511            bookmark.setNick(nick);
4512        }
4513        if (!TextUtils.isEmpty(name)) {
4514            bookmark.setBookmarkName(name);
4515        }
4516        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
4517        createBookmark(account, bookmark);
4518        bookmark.setConversation(conversation);
4519    }
4520
4521    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
4522        boolean performedVerification = false;
4523        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
4524        for (XmppUri.Fingerprint fp : fingerprints) {
4525            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4526                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4527                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4528                if (fingerprintStatus != null) {
4529                    if (!fingerprintStatus.isVerified()) {
4530                        performedVerification = true;
4531                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4532                    }
4533                } else {
4534                    axolotlService.preVerifyFingerprint(contact, fingerprint);
4535                }
4536            }
4537        }
4538        return performedVerification;
4539    }
4540
4541    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
4542        final AxolotlService axolotlService = account.getAxolotlService();
4543        boolean verifiedSomething = false;
4544        for (XmppUri.Fingerprint fp : fingerprints) {
4545            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4546                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4547                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
4548                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4549                if (fingerprintStatus != null) {
4550                    if (!fingerprintStatus.isVerified()) {
4551                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4552                        verifiedSomething = true;
4553                    }
4554                } else {
4555                    axolotlService.preVerifyFingerprint(account, fingerprint);
4556                    verifiedSomething = true;
4557                }
4558            }
4559        }
4560        return verifiedSomething;
4561    }
4562
4563    public boolean blindTrustBeforeVerification() {
4564        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
4565    }
4566
4567    public ShortcutService getShortcutService() {
4568        return mShortcutService;
4569    }
4570
4571    public void pushMamPreferences(Account account, Element prefs) {
4572        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
4573        set.addChild(prefs);
4574        sendIqPacket(account, set, null);
4575    }
4576
4577    public interface OnMamPreferencesFetched {
4578        void onPreferencesFetched(Element prefs);
4579
4580        void onPreferencesFetchFailed();
4581    }
4582
4583    public interface OnAccountCreated {
4584        void onAccountCreated(Account account);
4585
4586        void informUser(int r);
4587    }
4588
4589    public interface OnMoreMessagesLoaded {
4590        void onMoreMessagesLoaded(int count, Conversation conversation);
4591
4592        void informUser(int r);
4593    }
4594
4595    public interface OnAccountPasswordChanged {
4596        void onPasswordChangeSucceeded();
4597
4598        void onPasswordChangeFailed();
4599    }
4600
4601    public interface OnRoomDestroy {
4602        void onRoomDestroySucceeded();
4603
4604        void onRoomDestroyFailed();
4605    }
4606
4607    public interface OnAffiliationChanged {
4608        void onAffiliationChangedSuccessful(Jid jid);
4609
4610        void onAffiliationChangeFailed(Jid jid, int resId);
4611    }
4612
4613    public interface OnConversationUpdate {
4614        void onConversationUpdate();
4615    }
4616
4617    public interface OnAccountUpdate {
4618        void onAccountUpdate();
4619    }
4620
4621    public interface OnCaptchaRequested {
4622        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
4623    }
4624
4625    public interface OnRosterUpdate {
4626        void onRosterUpdate();
4627    }
4628
4629    public interface OnMucRosterUpdate {
4630        void onMucRosterUpdate();
4631    }
4632
4633    public interface OnConferenceConfigurationFetched {
4634        void onConferenceConfigurationFetched(Conversation conversation);
4635
4636        void onFetchFailed(Conversation conversation, Element error);
4637    }
4638
4639    public interface OnConferenceJoined {
4640        void onConferenceJoined(Conversation conversation);
4641    }
4642
4643    public interface OnConfigurationPushed {
4644        void onPushSucceeded();
4645
4646        void onPushFailed();
4647    }
4648
4649    public interface OnShowErrorToast {
4650        void onShowErrorToast(int resId);
4651    }
4652
4653    public class XmppConnectionBinder extends Binder {
4654        public XmppConnectionService getService() {
4655            return XmppConnectionService.this;
4656        }
4657    }
4658
4659    private class InternalEventReceiver extends BroadcastReceiver {
4660
4661        @Override
4662        public void onReceive(Context context, Intent intent) {
4663            onStartCommand(intent, 0, 0);
4664        }
4665    }
4666}