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