XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import android.Manifest;
   4import android.annotation.SuppressLint;
   5import android.annotation.TargetApi;
   6import android.app.AlarmManager;
   7import android.app.Notification;
   8import android.app.NotificationManager;
   9import android.app.PendingIntent;
  10import android.app.Service;
  11import android.content.BroadcastReceiver;
  12import android.content.ComponentName;
  13import android.content.Context;
  14import android.content.Intent;
  15import android.content.IntentFilter;
  16import android.content.SharedPreferences;
  17import android.content.pm.PackageManager;
  18import android.database.ContentObserver;
  19import android.graphics.Bitmap;
  20import android.media.AudioManager;
  21import android.net.ConnectivityManager;
  22import android.net.NetworkInfo;
  23import android.net.Uri;
  24import android.os.Binder;
  25import android.os.Build;
  26import android.os.Bundle;
  27import android.os.Environment;
  28import android.os.IBinder;
  29import android.os.PowerManager;
  30import android.os.PowerManager.WakeLock;
  31import android.os.SystemClock;
  32import android.preference.PreferenceManager;
  33import android.provider.ContactsContract;
  34import android.security.KeyChain;
  35import android.support.annotation.BoolRes;
  36import android.support.annotation.IntegerRes;
  37import android.support.v4.app.RemoteInput;
  38import android.support.v4.content.ContextCompat;
  39import android.text.TextUtils;
  40import android.util.DisplayMetrics;
  41import android.util.Log;
  42import android.util.LruCache;
  43import android.util.Pair;
  44
  45import com.google.common.base.Objects;
  46import com.google.common.base.Strings;
  47
  48import org.conscrypt.Conscrypt;
  49import org.openintents.openpgp.IOpenPgpService2;
  50import org.openintents.openpgp.util.OpenPgpApi;
  51import org.openintents.openpgp.util.OpenPgpServiceConnection;
  52
  53import java.io.File;
  54import java.net.URL;
  55import java.security.SecureRandom;
  56import java.security.Security;
  57import java.security.cert.CertificateException;
  58import java.security.cert.X509Certificate;
  59import java.util.ArrayList;
  60import java.util.Arrays;
  61import java.util.Collection;
  62import java.util.Collections;
  63import java.util.HashSet;
  64import java.util.Hashtable;
  65import java.util.Iterator;
  66import java.util.List;
  67import java.util.ListIterator;
  68import java.util.Map;
  69import java.util.Set;
  70import java.util.WeakHashMap;
  71import java.util.concurrent.CopyOnWriteArrayList;
  72import java.util.concurrent.CountDownLatch;
  73import java.util.concurrent.atomic.AtomicBoolean;
  74import java.util.concurrent.atomic.AtomicLong;
  75import java.util.concurrent.atomic.AtomicReference;
  76
  77import eu.siacs.conversations.Config;
  78import eu.siacs.conversations.R;
  79import eu.siacs.conversations.android.JabberIdContact;
  80import eu.siacs.conversations.crypto.OmemoSetting;
  81import eu.siacs.conversations.crypto.PgpDecryptionService;
  82import eu.siacs.conversations.crypto.PgpEngine;
  83import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  84import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  85import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
  86import eu.siacs.conversations.entities.Account;
  87import eu.siacs.conversations.entities.Blockable;
  88import eu.siacs.conversations.entities.Bookmark;
  89import eu.siacs.conversations.entities.Contact;
  90import eu.siacs.conversations.entities.Conversation;
  91import eu.siacs.conversations.entities.Conversational;
  92import eu.siacs.conversations.entities.Message;
  93import eu.siacs.conversations.entities.MucOptions;
  94import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
  95import eu.siacs.conversations.entities.Presence;
  96import eu.siacs.conversations.entities.PresenceTemplate;
  97import eu.siacs.conversations.entities.Roster;
  98import eu.siacs.conversations.entities.ServiceDiscoveryResult;
  99import eu.siacs.conversations.generator.AbstractGenerator;
 100import eu.siacs.conversations.generator.IqGenerator;
 101import eu.siacs.conversations.generator.MessageGenerator;
 102import eu.siacs.conversations.generator.PresenceGenerator;
 103import eu.siacs.conversations.http.CustomURLStreamHandlerFactory;
 104import eu.siacs.conversations.http.HttpConnectionManager;
 105import eu.siacs.conversations.parser.AbstractParser;
 106import eu.siacs.conversations.parser.IqParser;
 107import eu.siacs.conversations.parser.MessageParser;
 108import eu.siacs.conversations.parser.PresenceParser;
 109import eu.siacs.conversations.persistance.DatabaseBackend;
 110import eu.siacs.conversations.persistance.FileBackend;
 111import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 112import eu.siacs.conversations.ui.RtpSessionActivity;
 113import eu.siacs.conversations.ui.SettingsActivity;
 114import eu.siacs.conversations.ui.UiCallback;
 115import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 116import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 117import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 118import eu.siacs.conversations.utils.Compatibility;
 119import eu.siacs.conversations.utils.ConversationsFileObserver;
 120import eu.siacs.conversations.utils.CryptoHelper;
 121import eu.siacs.conversations.utils.ExceptionHelper;
 122import eu.siacs.conversations.utils.MimeUtils;
 123import eu.siacs.conversations.utils.PhoneHelper;
 124import eu.siacs.conversations.utils.QuickLoader;
 125import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 126import eu.siacs.conversations.utils.ReplacingTaskManager;
 127import eu.siacs.conversations.utils.Resolver;
 128import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 129import eu.siacs.conversations.utils.StringUtils;
 130import eu.siacs.conversations.utils.WakeLockHelper;
 131import eu.siacs.conversations.utils.XmppUri;
 132import eu.siacs.conversations.xml.Element;
 133import eu.siacs.conversations.xml.Namespace;
 134import eu.siacs.conversations.xmpp.OnBindListener;
 135import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 136import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 137import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 138import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 139import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 140import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 141import eu.siacs.conversations.xmpp.OnStatusChanged;
 142import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 143import eu.siacs.conversations.xmpp.Patches;
 144import eu.siacs.conversations.xmpp.XmppConnection;
 145import eu.siacs.conversations.xmpp.chatstate.ChatState;
 146import eu.siacs.conversations.xmpp.forms.Data;
 147import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 148import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 149import eu.siacs.conversations.xmpp.jingle.Media;
 150import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 151import eu.siacs.conversations.xmpp.mam.MamReference;
 152import eu.siacs.conversations.xmpp.pep.Avatar;
 153import eu.siacs.conversations.xmpp.pep.PublishOptions;
 154import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 155import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 156import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 157import me.leolin.shortcutbadger.ShortcutBadger;
 158import eu.siacs.conversations.xmpp.Jid;
 159
 160public class XmppConnectionService extends Service {
 161
 162    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 163    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 164    public static final String ACTION_SNOOZE = "snooze";
 165    public static final String ACTION_CLEAR_NOTIFICATION = "clear_notification";
 166    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 167    public static final String ACTION_TRY_AGAIN = "try_again";
 168    public static final String ACTION_IDLE_PING = "idle_ping";
 169    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 170    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 171    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 172    public static final String ACTION_END_CALL = "end_call";
 173    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 174
 175    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 176
 177    static {
 178        URL.setURLStreamHandlerFactory(new CustomURLStreamHandlerFactory());
 179    }
 180
 181    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 182    private final SerialSingleThreadExecutor mFileAddingExecutor = new SerialSingleThreadExecutor("FileAdding");
 183    private final SerialSingleThreadExecutor mVideoCompressionExecutor = new SerialSingleThreadExecutor("VideoCompression");
 184    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 185    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 186    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 187    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 188    private final IBinder mBinder = new XmppConnectionBinder();
 189    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 190    private final IqGenerator mIqGenerator = new IqGenerator(this);
 191    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 192    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 193    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 194    private final OnIqPacketReceived mDefaultIqHandler = (account, packet) -> {
 195        if (packet.getType() != IqPacket.TYPE.RESULT) {
 196            Element error = packet.findChild("error");
 197            String text = error != null ? error.findChildContent("text") : null;
 198            if (text != null) {
 199                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received iq error - " + text);
 200            }
 201        }
 202    };
 203    public DatabaseBackend databaseBackend;
 204    private ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 205    private long mLastActivity = 0;
 206    private FileBackend fileBackend = new FileBackend(this);
 207    private MemorizingTrustManager mMemorizingTrustManager;
 208    private NotificationService mNotificationService = new NotificationService(this);
 209    private ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 210    private ShortcutService mShortcutService = new ShortcutService(this);
 211    private AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 212    private AtomicBoolean mForceForegroundService = new AtomicBoolean(false);
 213    private AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 214    private AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 215    private OnMessagePacketReceived mMessageParser = new MessageParser(this);
 216    private OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 217    private IqParser mIqParser = new IqParser(this);
 218    private MessageGenerator mMessageGenerator = new MessageGenerator(this);
 219    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 220        Conversation conversation = find(getConversations(), contact);
 221        if (conversation != null) {
 222            if (online) {
 223                if (contact.getPresences().size() == 1) {
 224                    sendUnsentMessages(conversation);
 225                }
 226            }
 227        }
 228    };
 229    private PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 230    private List<Account> accounts;
 231    private JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 232    private HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 233    private AvatarService mAvatarService = new AvatarService(this);
 234    private MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 235    private PushManagementService mPushManagementService = new PushManagementService(this);
 236    private QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 237    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 238            Environment.getExternalStorageDirectory().getAbsolutePath()
 239    ) {
 240        @Override
 241        public void onEvent(int event, String path) {
 242            markFileDeleted(path);
 243        }
 244    };
 245    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 246
 247        @Override
 248        public boolean onMessageAcknowledged(Account account, String uuid) {
 249            for (final Conversation conversation : getConversations()) {
 250                if (conversation.getAccount() == account) {
 251                    Message message = conversation.findUnsentMessageWithUuid(uuid);
 252                    if (message != null) {
 253                        message.setStatus(Message.STATUS_SEND);
 254                        message.setErrorMessage(null);
 255                        databaseBackend.updateMessage(message, false);
 256                        return true;
 257                    }
 258                }
 259            }
 260            return false;
 261        }
 262    };
 263
 264    private boolean destroyed = false;
 265
 266    private int unreadCount = -1;
 267
 268    //Ui callback listeners
 269    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 270    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 271    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 272    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 273    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 274    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 275    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 276    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 277    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 278
 279    private final Object LISTENER_LOCK = new Object();
 280
 281
 282    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 283
 284
 285    private final OnBindListener mOnBindListener = new OnBindListener() {
 286
 287        @Override
 288        public void onBind(final Account account) {
 289            synchronized (mInProgressAvatarFetches) {
 290                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 291                    final String KEY = iterator.next();
 292                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 293                        iterator.remove();
 294                    }
 295                }
 296            }
 297            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 298            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 299            if (loggedInSuccessfully || gainedFeature) {
 300                databaseBackend.updateAccount(account);
 301            }
 302
 303            if (loggedInSuccessfully) {
 304                if (!TextUtils.isEmpty(account.getDisplayName())) {
 305                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 306                    publishDisplayName(account);
 307                }
 308            }
 309
 310            account.getRoster().clearPresences();
 311            synchronized (account.inProgressConferenceJoins) {
 312                account.inProgressConferenceJoins.clear();
 313            }
 314            synchronized (account.inProgressConferencePings) {
 315                account.inProgressConferencePings.clear();
 316            }
 317            mJingleConnectionManager.notifyRebound();
 318            mQuickConversationsService.considerSyncBackground(false);
 319            fetchRosterFromServer(account);
 320
 321            final XmppConnection connection = account.getXmppConnection();
 322
 323            if (connection.getFeatures().bookmarks2()) {
 324                fetchBookmarks2(account);
 325            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 326                fetchBookmarks(account);
 327            }
 328            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 329            final boolean catchup = getMessageArchiveService().inCatchup(account);
 330            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 331                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 332                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 333                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 334                    }
 335                });
 336            }
 337            sendPresence(account);
 338            if (mPushManagementService.available(account)) {
 339                mPushManagementService.registerPushTokenOnServer(account);
 340            }
 341            connectMultiModeConversations(account);
 342            syncDirtyContacts(account);
 343        }
 344    };
 345    private AtomicLong mLastExpiryRun = new AtomicLong(0);
 346    private SecureRandom mRandom;
 347    private LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 348    private OnStatusChanged statusListener = new OnStatusChanged() {
 349
 350        @Override
 351        public void onStatusChanged(final Account account) {
 352            XmppConnection connection = account.getXmppConnection();
 353            updateAccountUi();
 354
 355            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 356                mQuickConversationsService.signalAccountStateChange();
 357            }
 358
 359            if (account.getStatus() == Account.State.ONLINE) {
 360                synchronized (mLowPingTimeoutMode) {
 361                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 362                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 363                    }
 364                }
 365                if (account.setShowErrorNotification(true)) {
 366                    databaseBackend.updateAccount(account);
 367                }
 368                mMessageArchiveService.executePendingQueries(account);
 369                if (connection != null && connection.getFeatures().csi()) {
 370                    if (checkListeners()) {
 371                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 372                        connection.sendInactive();
 373                    } else {
 374                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 375                        connection.sendActive();
 376                    }
 377                }
 378                List<Conversation> conversations = getConversations();
 379                for (Conversation conversation : conversations) {
 380                    final boolean inProgressJoin;
 381                    synchronized (account.inProgressConferenceJoins) {
 382                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 383                    }
 384                    final boolean pendingJoin;
 385                    synchronized (account.pendingConferenceJoins) {
 386                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 387                    }
 388                    if (conversation.getAccount() == account
 389                            && !pendingJoin
 390                            && !inProgressJoin) {
 391                        sendUnsentMessages(conversation);
 392                    }
 393                }
 394                final List<Conversation> pendingLeaves;
 395                synchronized (account.pendingConferenceLeaves) {
 396                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 397                    account.pendingConferenceLeaves.clear();
 398
 399                }
 400                for (Conversation conversation : pendingLeaves) {
 401                    leaveMuc(conversation);
 402                }
 403                final List<Conversation> pendingJoins;
 404                synchronized (account.pendingConferenceJoins) {
 405                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 406                    account.pendingConferenceJoins.clear();
 407                }
 408                for (Conversation conversation : pendingJoins) {
 409                    joinMuc(conversation);
 410                }
 411                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 412            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED) {
 413                resetSendingToWaiting(account);
 414                if (account.isEnabled() && isInLowPingTimeoutMode(account)) {
 415                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 416                    reconnectAccount(account, true, false);
 417                } else {
 418                    int timeToReconnect = mRandom.nextInt(10) + 2;
 419                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 420                }
 421            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 422                databaseBackend.updateAccount(account);
 423                reconnectAccount(account, true, false);
 424            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 425                resetSendingToWaiting(account);
 426                if (connection != null && account.getStatus().isAttemptReconnect()) {
 427                    final int next = connection.getTimeToNextAttempt();
 428                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 429                    if (next <= 0) {
 430                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 431                        reconnectAccount(account, true, false);
 432                    } else {
 433                        final int attempt = connection.getAttempt() + 1;
 434                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode);
 435                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 436                    }
 437                }
 438            }
 439            getNotificationService().updateErrorNotification();
 440        }
 441    };
 442    private OpenPgpServiceConnection pgpServiceConnection;
 443    private PgpEngine mPgpEngine = null;
 444    private WakeLock wakeLock;
 445    private PowerManager pm;
 446    private LruCache<String, Bitmap> mBitmapCache;
 447    private BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 448    private BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 449
 450    private static String generateFetchKey(Account account, final Avatar avatar) {
 451        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 452    }
 453
 454    private boolean isInLowPingTimeoutMode(Account account) {
 455        synchronized (mLowPingTimeoutMode) {
 456            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 457        }
 458    }
 459
 460    public void startForcingForegroundNotification() {
 461        mForceForegroundService.set(true);
 462        toggleForegroundService();
 463    }
 464
 465    public void stopForcingForegroundNotification() {
 466        mForceForegroundService.set(false);
 467        toggleForegroundService();
 468    }
 469
 470    public boolean areMessagesInitialized() {
 471        return this.restoredFromDatabaseLatch.getCount() == 0;
 472    }
 473
 474    public PgpEngine getPgpEngine() {
 475        if (!Config.supportOpenPgp()) {
 476            return null;
 477        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 478            if (this.mPgpEngine == null) {
 479                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 480                        getApplicationContext(),
 481                        pgpServiceConnection.getService()), this);
 482            }
 483            return mPgpEngine;
 484        } else {
 485            return null;
 486        }
 487
 488    }
 489
 490    public OpenPgpApi getOpenPgpApi() {
 491        if (!Config.supportOpenPgp()) {
 492            return null;
 493        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 494            return new OpenPgpApi(this, pgpServiceConnection.getService());
 495        } else {
 496            return null;
 497        }
 498    }
 499
 500    public FileBackend getFileBackend() {
 501        return this.fileBackend;
 502    }
 503
 504    public AvatarService getAvatarService() {
 505        return this.mAvatarService;
 506    }
 507
 508    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 509        int encryption = conversation.getNextEncryption();
 510        if (encryption == Message.ENCRYPTION_PGP) {
 511            encryption = Message.ENCRYPTION_DECRYPTED;
 512        }
 513        Message message = new Message(conversation, uri.toString(), encryption);
 514        Message.configurePrivateMessage(message);
 515        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 516            getPgpEngine().encrypt(message, callback);
 517        } else {
 518            sendMessage(message);
 519            callback.success(message);
 520        }
 521    }
 522
 523    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 524        final Message message;
 525        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 526            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 527        } else {
 528            message = new Message(conversation, "", conversation.getNextEncryption());
 529        }
 530        if (!Message.configurePrivateFileMessage(message)) {
 531            message.setCounterpart(conversation.getNextCounterpart());
 532            message.setType(Message.TYPE_FILE);
 533        }
 534        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 535        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 536        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 537        if (runnable.isVideoMessage()) {
 538            mVideoCompressionExecutor.execute(runnable);
 539        } else {
 540            mFileAddingExecutor.execute(runnable);
 541        }
 542    }
 543
 544    public void attachImageToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 545        final String mimeType = MimeUtils.guessMimeTypeFromUri(this, uri);
 546        final String compressPictures = getCompressPicturesPreference();
 547
 548        if ("never".equals(compressPictures)
 549                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 550                || (mimeType != null && mimeType.endsWith("/gif"))
 551                || getFileBackend().unusualBounds(uri)) {
 552            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 553            attachFileToConversation(conversation, uri, mimeType, callback);
 554            return;
 555        }
 556        final Message message;
 557        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 558            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 559        } else {
 560            message = new Message(conversation, "", conversation.getNextEncryption());
 561        }
 562        if (!Message.configurePrivateFileMessage(message)) {
 563            message.setCounterpart(conversation.getNextCounterpart());
 564            message.setType(Message.TYPE_IMAGE);
 565        }
 566        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 567        mFileAddingExecutor.execute(() -> {
 568            try {
 569                getFileBackend().copyImageToPrivateStorage(message, uri);
 570            } catch (FileBackend.NotAnImageFileException e) {
 571                attachFileToConversation(conversation, uri, mimeType, callback);
 572                return;
 573            } catch (final FileBackend.FileCopyException e) {
 574                callback.error(e.getResId(), message);
 575                return;
 576            }
 577            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 578                final PgpEngine pgpEngine = getPgpEngine();
 579                if (pgpEngine != null) {
 580                    pgpEngine.encrypt(message, callback);
 581                } else if (callback != null) {
 582                    callback.error(R.string.unable_to_connect_to_keychain, null);
 583                }
 584            } else {
 585                sendMessage(message);
 586                callback.success(message);
 587            }
 588        });
 589    }
 590
 591    public Conversation find(Bookmark bookmark) {
 592        return find(bookmark.getAccount(), bookmark.getJid());
 593    }
 594
 595    public Conversation find(final Account account, final Jid jid) {
 596        return find(getConversations(), account, jid);
 597    }
 598
 599    public boolean isMuc(final Account account, final Jid jid) {
 600        final Conversation c = find(account, jid);
 601        return c != null && c.getMode() == Conversational.MODE_MULTI;
 602    }
 603
 604    public void search(List<String> term, OnSearchResultsAvailable onSearchResultsAvailable) {
 605        MessageSearchTask.search(this, term, onSearchResultsAvailable);
 606    }
 607
 608    @Override
 609    public int onStartCommand(Intent intent, int flags, int startId) {
 610        final String action = intent == null ? null : intent.getAction();
 611        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(EventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 612        if (needsForegroundService) {
 613            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 614            toggleForegroundService(true);
 615        }
 616        String pushedAccountHash = null;
 617        boolean interactive = false;
 618        if (action != null) {
 619            final String uuid = intent.getStringExtra("uuid");
 620            switch (action) {
 621                case ConnectivityManager.CONNECTIVITY_ACTION:
 622                    if (hasInternetConnection()) {
 623                        if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 624                            schedulePostConnectivityChange();
 625                        }
 626                        if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 627                            resetAllAttemptCounts(true, false);
 628                        }
 629                    }
 630                    break;
 631                case Intent.ACTION_SHUTDOWN:
 632                    logoutAndSave(true);
 633                    return START_NOT_STICKY;
 634                case ACTION_CLEAR_NOTIFICATION:
 635                    mNotificationExecutor.execute(() -> {
 636                        try {
 637                            final Conversation c = findConversationByUuid(uuid);
 638                            if (c != null) {
 639                                mNotificationService.clear(c);
 640                            } else {
 641                                mNotificationService.clear();
 642                            }
 643                            restoredFromDatabaseLatch.await();
 644
 645                        } catch (InterruptedException e) {
 646                            Log.d(Config.LOGTAG, "unable to process clear notification");
 647                        }
 648                    });
 649                    break;
 650                case ACTION_DISMISS_CALL: {
 651                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 652                    Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 653                    mJingleConnectionManager.rejectRtpSession(sessionId);
 654                }
 655                break;
 656                case ACTION_END_CALL: {
 657                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 658                    Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 659                    mJingleConnectionManager.endRtpSession(sessionId);
 660                }
 661                break;
 662                case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 663                    dismissErrorNotifications();
 664                    break;
 665                case ACTION_TRY_AGAIN:
 666                    resetAllAttemptCounts(false, true);
 667                    interactive = true;
 668                    break;
 669                case ACTION_REPLY_TO_CONVERSATION:
 670                    Bundle remoteInput = RemoteInput.getResultsFromIntent(intent);
 671                    if (remoteInput == null) {
 672                        break;
 673                    }
 674                    final CharSequence body = remoteInput.getCharSequence("text_reply");
 675                    final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 676                    if (body == null || body.length() <= 0) {
 677                        break;
 678                    }
 679                    mNotificationExecutor.execute(() -> {
 680                        try {
 681                            restoredFromDatabaseLatch.await();
 682                            final Conversation c = findConversationByUuid(uuid);
 683                            if (c != null) {
 684                                directReply(c, body.toString(), dismissNotification);
 685                            }
 686                        } catch (InterruptedException e) {
 687                            Log.d(Config.LOGTAG, "unable to process direct reply");
 688                        }
 689                    });
 690                    break;
 691                case ACTION_MARK_AS_READ:
 692                    mNotificationExecutor.execute(() -> {
 693                        final Conversation c = findConversationByUuid(uuid);
 694                        if (c == null) {
 695                            Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 696                            return;
 697                        }
 698                        try {
 699                            restoredFromDatabaseLatch.await();
 700                            sendReadMarker(c, null);
 701                        } catch (InterruptedException e) {
 702                            Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 703                        }
 704
 705                    });
 706                    break;
 707                case ACTION_SNOOZE:
 708                    mNotificationExecutor.execute(() -> {
 709                        final Conversation c = findConversationByUuid(uuid);
 710                        if (c == null) {
 711                            Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 712                            return;
 713                        }
 714                        c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 715                        mNotificationService.clear(c);
 716                        updateConversation(c);
 717                    });
 718                case AudioManager.RINGER_MODE_CHANGED_ACTION:
 719                case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 720                    if (dndOnSilentMode()) {
 721                        refreshAllPresences();
 722                    }
 723                    break;
 724                case Intent.ACTION_SCREEN_ON:
 725                    deactivateGracePeriod();
 726                case Intent.ACTION_SCREEN_OFF:
 727                    if (awayWhenScreenOff()) {
 728                        refreshAllPresences();
 729                    }
 730                    break;
 731                case ACTION_FCM_TOKEN_REFRESH:
 732                    refreshAllFcmTokens();
 733                    break;
 734                case ACTION_IDLE_PING:
 735                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 736                        scheduleNextIdlePing();
 737                    }
 738                    break;
 739                case ACTION_FCM_MESSAGE_RECEIVED:
 740                    pushedAccountHash = intent.getStringExtra("account");
 741                    Log.d(Config.LOGTAG, "push message arrived in service. account=" + pushedAccountHash);
 742                    break;
 743                case Intent.ACTION_SEND:
 744                    Uri uri = intent.getData();
 745                    if (uri != null) {
 746                        Log.d(Config.LOGTAG, "received uri permission for " + uri.toString());
 747                    }
 748                    return START_STICKY;
 749            }
 750        }
 751        synchronized (this) {
 752            WakeLockHelper.acquire(wakeLock);
 753            boolean pingNow = ConnectivityManager.CONNECTIVITY_ACTION.equals(action) || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0 && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 754            final HashSet<Account> pingCandidates = new HashSet<>();
 755            final String androidId = PhoneHelper.getAndroidId(this);
 756            for (Account account : accounts) {
 757                final boolean pushWasMeantForThisAccount = CryptoHelper.getAccountFingerprint(account, androidId).equals(pushedAccountHash);
 758                pingNow |= processAccountState(account,
 759                        interactive,
 760                        "ui".equals(action),
 761                        pushWasMeantForThisAccount,
 762                        pingCandidates);
 763            }
 764            if (pingNow) {
 765                for (Account account : pingCandidates) {
 766                    final boolean lowTimeout = isInLowPingTimeoutMode(account);
 767                    account.getXmppConnection().sendPing();
 768                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + " send ping (action=" + action + ",lowTimeout=" + Boolean.toString(lowTimeout) + ")");
 769                    scheduleWakeUpCall(lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT, account.getUuid().hashCode());
 770                }
 771            }
 772            WakeLockHelper.release(wakeLock);
 773        }
 774        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 775            expireOldMessages();
 776        }
 777        return START_STICKY;
 778    }
 779
 780    private boolean processAccountState(Account account, boolean interactive, boolean isUiAction, boolean isAccountPushed, HashSet<Account> pingCandidates) {
 781        boolean pingNow = false;
 782        if (account.getStatus().isAttemptReconnect()) {
 783            if (!hasInternetConnection()) {
 784                account.setStatus(Account.State.NO_INTERNET);
 785                if (statusListener != null) {
 786                    statusListener.onStatusChanged(account);
 787                }
 788            } else {
 789                if (account.getStatus() == Account.State.NO_INTERNET) {
 790                    account.setStatus(Account.State.OFFLINE);
 791                    if (statusListener != null) {
 792                        statusListener.onStatusChanged(account);
 793                    }
 794                }
 795                if (account.getStatus() == Account.State.ONLINE) {
 796                    synchronized (mLowPingTimeoutMode) {
 797                        long lastReceived = account.getXmppConnection().getLastPacketReceived();
 798                        long lastSent = account.getXmppConnection().getLastPingSent();
 799                        long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 800                        long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 801                        int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 802                        long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 803                        if (lastSent > lastReceived) {
 804                            if (pingTimeoutIn < 0) {
 805                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
 806                                this.reconnectAccount(account, true, interactive);
 807                            } else {
 808                                int secs = (int) (pingTimeoutIn / 1000);
 809                                this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
 810                            }
 811                        } else {
 812                            pingCandidates.add(account);
 813                            if (isAccountPushed) {
 814                                pingNow = true;
 815                                if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
 816                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
 817                                }
 818                            } else if (msToNextPing <= 0) {
 819                                pingNow = true;
 820                            } else {
 821                                this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
 822                                if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 823                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 824                                }
 825                            }
 826                        }
 827                    }
 828                } else if (account.getStatus() == Account.State.OFFLINE) {
 829                    reconnectAccount(account, true, interactive);
 830                } else if (account.getStatus() == Account.State.CONNECTING) {
 831                    long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
 832                    long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
 833                    long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
 834                    long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
 835                    if (timeout < 0) {
 836                        Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
 837                        account.getXmppConnection().resetAttemptCount(false);
 838                        reconnectAccount(account, true, interactive);
 839                    } else if (discoTimeout < 0) {
 840                        account.getXmppConnection().sendDiscoTimeout();
 841                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 842                    } else {
 843                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 844                    }
 845                } else {
 846                    if (account.getXmppConnection().getTimeToNextAttempt() <= 0) {
 847                        reconnectAccount(account, true, interactive);
 848                    }
 849                }
 850            }
 851        }
 852        return pingNow;
 853    }
 854
 855    public void reinitializeMuclumbusService() {
 856        mChannelDiscoveryService.initializeMuclumbusService();
 857    }
 858
 859    public void discoverChannels(String query, ChannelDiscoveryService.Method method, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
 860        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
 861    }
 862
 863    public boolean isDataSaverDisabled() {
 864        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
 865            ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
 866            return !connectivityManager.isActiveNetworkMetered()
 867                    || connectivityManager.getRestrictBackgroundStatus() == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
 868        } else {
 869            return true;
 870        }
 871    }
 872
 873    private void directReply(Conversation conversation, String body, final boolean dismissAfterReply) {
 874        Message message = new Message(conversation, body, conversation.getNextEncryption());
 875        message.markUnread();
 876        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
 877            getPgpEngine().encrypt(message, new UiCallback<Message>() {
 878                @Override
 879                public void success(Message message) {
 880                    if (dismissAfterReply) {
 881                        markRead((Conversation) message.getConversation(), true);
 882                    } else {
 883                        mNotificationService.pushFromDirectReply(message);
 884                    }
 885                }
 886
 887                @Override
 888                public void error(int errorCode, Message object) {
 889
 890                }
 891
 892                @Override
 893                public void userInputRequired(PendingIntent pi, Message object) {
 894
 895                }
 896            });
 897        } else {
 898            sendMessage(message);
 899            if (dismissAfterReply) {
 900                markRead(conversation, true);
 901            } else {
 902                mNotificationService.pushFromDirectReply(message);
 903            }
 904        }
 905    }
 906
 907    private boolean dndOnSilentMode() {
 908        return getBooleanPreference(SettingsActivity.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
 909    }
 910
 911    private boolean manuallyChangePresence() {
 912        return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
 913    }
 914
 915    private boolean treatVibrateAsSilent() {
 916        return getBooleanPreference(SettingsActivity.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
 917    }
 918
 919    private boolean awayWhenScreenOff() {
 920        return getBooleanPreference(SettingsActivity.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
 921    }
 922
 923    private String getCompressPicturesPreference() {
 924        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
 925    }
 926
 927    private Presence.Status getTargetPresence() {
 928        if (dndOnSilentMode() && isPhoneSilenced()) {
 929            return Presence.Status.DND;
 930        } else if (awayWhenScreenOff() && !isInteractive()) {
 931            return Presence.Status.AWAY;
 932        } else {
 933            return Presence.Status.ONLINE;
 934        }
 935    }
 936
 937    @SuppressLint("NewApi")
 938    @SuppressWarnings("deprecation")
 939    public boolean isInteractive() {
 940        try {
 941            final PowerManager pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
 942
 943            final boolean isScreenOn;
 944            if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
 945                isScreenOn = pm.isScreenOn();
 946            } else {
 947                isScreenOn = pm.isInteractive();
 948            }
 949            return isScreenOn;
 950        } catch (RuntimeException e) {
 951            return false;
 952        }
 953    }
 954
 955    private boolean isPhoneSilenced() {
 956        final boolean notificationDnd;
 957        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 958            final NotificationManager notificationManager = getSystemService(NotificationManager.class);
 959            final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
 960            notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
 961        } else {
 962            notificationDnd = false;
 963        }
 964        final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
 965        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
 966        try {
 967            if (treatVibrateAsSilent()) {
 968                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
 969            } else {
 970                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
 971            }
 972        } catch (Throwable throwable) {
 973            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
 974            return notificationDnd;
 975        }
 976    }
 977
 978    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
 979        Log.d(Config.LOGTAG, "resetting all attempt counts");
 980        for (Account account : accounts) {
 981            if (account.hasErrorStatus() || reallyAll) {
 982                final XmppConnection connection = account.getXmppConnection();
 983                if (connection != null) {
 984                    connection.resetAttemptCount(retryImmediately);
 985                }
 986            }
 987            if (account.setShowErrorNotification(true)) {
 988                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
 989            }
 990        }
 991        mNotificationService.updateErrorNotification();
 992    }
 993
 994    private void dismissErrorNotifications() {
 995        for (final Account account : this.accounts) {
 996            if (account.hasErrorStatus()) {
 997                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
 998                if (account.setShowErrorNotification(false)) {
 999                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1000                }
1001            }
1002        }
1003    }
1004
1005    private void expireOldMessages() {
1006        expireOldMessages(false);
1007    }
1008
1009    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1010        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1011        mDatabaseWriterExecutor.execute(() -> {
1012            long timestamp = getAutomaticMessageDeletionDate();
1013            if (timestamp > 0) {
1014                databaseBackend.expireOldMessages(timestamp);
1015                synchronized (XmppConnectionService.this.conversations) {
1016                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1017                        conversation.expireOldMessages(timestamp);
1018                        if (resetHasMessagesLeftOnServer) {
1019                            conversation.messagesLoaded.set(true);
1020                            conversation.setHasMessagesLeftOnServer(true);
1021                        }
1022                    }
1023                }
1024                updateConversationUi();
1025            }
1026        });
1027    }
1028
1029    public boolean hasInternetConnection() {
1030        final ConnectivityManager cm = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
1031        try {
1032            final NetworkInfo activeNetwork = cm == null ? null : cm.getActiveNetworkInfo();
1033            return activeNetwork != null && (activeNetwork.isConnected() || activeNetwork.getType() == ConnectivityManager.TYPE_ETHERNET);
1034        } catch (RuntimeException e) {
1035            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1036            return true; //if internet connection can not be checked it is probably best to just try
1037        }
1038    }
1039
1040    @SuppressLint("TrulyRandom")
1041    @Override
1042    public void onCreate() {
1043        if (Compatibility.runsTwentySix()) {
1044            mNotificationService.initializeChannels();
1045        }
1046        mChannelDiscoveryService.initializeMuclumbusService();
1047        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1048        toggleForegroundService();
1049        this.destroyed = false;
1050        OmemoSetting.load(this);
1051        ExceptionHelper.init(getApplicationContext());
1052        try {
1053            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1054        } catch (Throwable throwable) {
1055            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1056        }
1057        Resolver.init(this);
1058        this.mRandom = new SecureRandom();
1059        updateMemorizingTrustmanager();
1060        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1061        final int cacheSize = maxMemory / 8;
1062        this.mBitmapCache = new LruCache<String, Bitmap>(cacheSize) {
1063            @Override
1064            protected int sizeOf(final String key, final Bitmap bitmap) {
1065                return bitmap.getByteCount() / 1024;
1066            }
1067        };
1068        if (mLastActivity == 0) {
1069            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1070        }
1071
1072        Log.d(Config.LOGTAG, "initializing database...");
1073        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1074        Log.d(Config.LOGTAG, "restoring accounts...");
1075        this.accounts = databaseBackend.getAccounts();
1076        final SharedPreferences.Editor editor = getPreferences().edit();
1077        if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) {
1078            editor.putBoolean(SettingsActivity.KEEP_FOREGROUND_SERVICE, true);
1079            Log.d(Config.LOGTAG, Build.MANUFACTURER + " is on blacklist. enabling foreground service");
1080        }
1081        final boolean hasEnabledAccounts = hasEnabledAccounts();
1082        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1083        editor.apply();
1084        toggleSetProfilePictureActivity(hasEnabledAccounts);
1085
1086        restoreFromDatabase();
1087
1088        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
1089            startContactObserver();
1090        }
1091        if (Compatibility.hasStoragePermission(this)) {
1092            Log.d(Config.LOGTAG, "starting file observer");
1093            mFileAddingExecutor.execute(this.fileObserver::startWatching);
1094            mFileAddingExecutor.execute(this::checkForDeletedFiles);
1095        }
1096        if (Config.supportOpenPgp()) {
1097            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1098                @Override
1099                public void onBound(IOpenPgpService2 service) {
1100                    for (Account account : accounts) {
1101                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1102                        if (pgp != null) {
1103                            pgp.continueDecryption(true);
1104                        }
1105                    }
1106                }
1107
1108                @Override
1109                public void onError(Exception e) {
1110                }
1111            });
1112            this.pgpServiceConnection.bindToService();
1113        }
1114
1115        this.pm = (PowerManager) getSystemService(Context.POWER_SERVICE);
1116        this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1117
1118        toggleForegroundService();
1119        updateUnreadCountBadge();
1120        toggleScreenEventReceiver();
1121        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1122            scheduleNextIdlePing();
1123            IntentFilter intentFilter = new IntentFilter();
1124            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1125                intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1126            }
1127            intentFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1128            registerReceiver(this.mInternalEventReceiver, intentFilter);
1129        }
1130        mForceDuringOnCreate.set(false);
1131        toggleForegroundService();
1132    }
1133
1134    private void checkForDeletedFiles() {
1135        if (destroyed) {
1136            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1137            return;
1138        }
1139        final long start = SystemClock.elapsedRealtime();
1140        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1141        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1142        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1143            if (destroyed) {
1144                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1145                return;
1146            }
1147            final File file = fileBackend.getFileForPath(filePath.path);
1148            if (filePath.setDeleted(!file.exists())) {
1149                changed.add(filePath);
1150            }
1151        }
1152        final long duration = SystemClock.elapsedRealtime() - start;
1153        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1154        if (changed.size() > 0) {
1155            databaseBackend.markFilesAsChanged(changed);
1156            markChangedFiles(changed);
1157        }
1158    }
1159
1160    public void startContactObserver() {
1161        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1162            @Override
1163            public void onChange(boolean selfChange) {
1164                super.onChange(selfChange);
1165                if (restoredFromDatabaseLatch.getCount() == 0) {
1166                    loadPhoneContacts();
1167                }
1168            }
1169        });
1170    }
1171
1172    @Override
1173    public void onTrimMemory(int level) {
1174        super.onTrimMemory(level);
1175        if (level >= TRIM_MEMORY_COMPLETE) {
1176            Log.d(Config.LOGTAG, "clear cache due to low memory");
1177            getBitmapCache().evictAll();
1178        }
1179    }
1180
1181    @Override
1182    public void onDestroy() {
1183        try {
1184            unregisterReceiver(this.mInternalEventReceiver);
1185        } catch (IllegalArgumentException e) {
1186            //ignored
1187        }
1188        destroyed = false;
1189        fileObserver.stopWatching();
1190        super.onDestroy();
1191    }
1192
1193    public void restartFileObserver() {
1194        Log.d(Config.LOGTAG, "restarting file observer");
1195        mFileAddingExecutor.execute(this.fileObserver::restartWatching);
1196        mFileAddingExecutor.execute(this::checkForDeletedFiles);
1197    }
1198
1199    public void toggleScreenEventReceiver() {
1200        if (awayWhenScreenOff() && !manuallyChangePresence()) {
1201            final IntentFilter filter = new IntentFilter();
1202            filter.addAction(Intent.ACTION_SCREEN_ON);
1203            filter.addAction(Intent.ACTION_SCREEN_OFF);
1204            registerReceiver(this.mInternalScreenEventReceiver, filter);
1205        } else {
1206            try {
1207                unregisterReceiver(this.mInternalScreenEventReceiver);
1208            } catch (IllegalArgumentException e) {
1209                //ignored
1210            }
1211        }
1212    }
1213
1214    public void toggleForegroundService() {
1215        toggleForegroundService(false);
1216    }
1217
1218    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media) {
1219        ongoingCall.set(new OngoingCall(id, media));
1220        toggleForegroundService(false);
1221    }
1222
1223    public void removeOngoingCall() {
1224        ongoingCall.set(null);
1225        toggleForegroundService(false);
1226    }
1227
1228    private void toggleForegroundService(boolean force) {
1229        final boolean status;
1230        final OngoingCall ongoing = ongoingCall.get();
1231        if (force || mForceDuringOnCreate.get() || mForceForegroundService.get() || ongoing != null || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1232            final Notification notification;
1233            if (ongoing != null) {
1234                notification = this.mNotificationService.getOngoingCallNotification(ongoing.id, ongoing.media);
1235                startForeground(NotificationService.ONGOING_CALL_NOTIFICATION_ID, notification);
1236                mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1237            } else {
1238                notification = this.mNotificationService.createForegroundNotification();
1239                startForeground(NotificationService.FOREGROUND_NOTIFICATION_ID, notification);
1240            }
1241
1242            if (!mForceForegroundService.get()) {
1243                mNotificationService.notify(NotificationService.FOREGROUND_NOTIFICATION_ID, notification);
1244            }
1245            status = true;
1246        } else {
1247            stopForeground(true);
1248            status = false;
1249        }
1250        if (!mForceForegroundService.get()) {
1251            mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1252        }
1253        if (ongoing == null) {
1254            mNotificationService.cancel(NotificationService.ONGOING_CALL_NOTIFICATION_ID);
1255        }
1256        Log.d(Config.LOGTAG, "ForegroundService: " + (status ? "on" : "off"));
1257    }
1258
1259    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1260        return !mForceForegroundService.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1261    }
1262
1263    @Override
1264    public void onTaskRemoved(final Intent rootIntent) {
1265        super.onTaskRemoved(rootIntent);
1266        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mForceForegroundService.get() || ongoingCall.get() != null) {
1267            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1268        } else {
1269            this.logoutAndSave(false);
1270        }
1271    }
1272
1273    private void logoutAndSave(boolean stop) {
1274        int activeAccounts = 0;
1275        for (final Account account : accounts) {
1276            if (account.getStatus() != Account.State.DISABLED) {
1277                databaseBackend.writeRoster(account.getRoster());
1278                activeAccounts++;
1279            }
1280            if (account.getXmppConnection() != null) {
1281                new Thread(() -> disconnect(account, false)).start();
1282            }
1283        }
1284        if (stop || activeAccounts == 0) {
1285            Log.d(Config.LOGTAG, "good bye");
1286            stopSelf();
1287        }
1288    }
1289
1290    private void schedulePostConnectivityChange() {
1291        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1292        if (alarmManager == null) {
1293            return;
1294        }
1295        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1296        final Intent intent = new Intent(this, EventReceiver.class);
1297        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1298        try {
1299            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, 0);
1300            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1301                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1302            } else {
1303                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1304            }
1305        } catch (RuntimeException e) {
1306            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1307        }
1308    }
1309
1310    public void scheduleWakeUpCall(int seconds, int requestCode) {
1311        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000;
1312        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1313        if (alarmManager == null) {
1314            return;
1315        }
1316        final Intent intent = new Intent(this, EventReceiver.class);
1317        intent.setAction("ping");
1318        try {
1319            PendingIntent pendingIntent = PendingIntent.getBroadcast(this, requestCode, intent, 0);
1320            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1321        } catch (RuntimeException e) {
1322            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1323        }
1324    }
1325
1326    @TargetApi(Build.VERSION_CODES.M)
1327    private void scheduleNextIdlePing() {
1328        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1329        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1330        if (alarmManager == null) {
1331            return;
1332        }
1333        final Intent intent = new Intent(this, EventReceiver.class);
1334        intent.setAction(ACTION_IDLE_PING);
1335        try {
1336            PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0);
1337            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1338        } catch (RuntimeException e) {
1339            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1340        }
1341    }
1342
1343    public XmppConnection createConnection(final Account account) {
1344        final XmppConnection connection = new XmppConnection(account, this);
1345        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1346        connection.setOnStatusChangedListener(this.statusListener);
1347        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1348        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1349        connection.setOnJinglePacketReceivedListener(((a, jp) -> mJingleConnectionManager.deliverPacket(a, jp)));
1350        connection.setOnBindListener(this.mOnBindListener);
1351        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1352        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1353        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1354        AxolotlService axolotlService = account.getAxolotlService();
1355        if (axolotlService != null) {
1356            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1357        }
1358        return connection;
1359    }
1360
1361    public void sendChatState(Conversation conversation) {
1362        if (sendChatStates()) {
1363            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1364            sendMessagePacket(conversation.getAccount(), packet);
1365        }
1366    }
1367
1368    private void sendFileMessage(final Message message, final boolean delay) {
1369        Log.d(Config.LOGTAG, "send file message");
1370        final Account account = message.getConversation().getAccount();
1371        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1372                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1373            mHttpConnectionManager.createNewUploadConnection(message, delay);
1374        } else {
1375            mJingleConnectionManager.startJingleFileTransfer(message);
1376        }
1377    }
1378
1379    public void sendMessage(final Message message) {
1380        sendMessage(message, false, false);
1381    }
1382
1383    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1384        final Account account = message.getConversation().getAccount();
1385        if (account.setShowErrorNotification(true)) {
1386            databaseBackend.updateAccount(account);
1387            mNotificationService.updateErrorNotification();
1388        }
1389        final Conversation conversation = (Conversation) message.getConversation();
1390        account.deactivateGracePeriod();
1391
1392
1393        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1394            final Contact contact = conversation.getContact();
1395            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1396                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1397                createContact(contact, true);
1398            }
1399        }
1400
1401        MessagePacket packet = null;
1402        final boolean addToConversation = (conversation.getMode() != Conversation.MODE_MULTI
1403                || !Patches.BAD_MUC_REFLECTION.contains(account.getServerIdentity()))
1404                && !message.edited();
1405        boolean saveInDb = addToConversation;
1406        message.setStatus(Message.STATUS_WAITING);
1407
1408        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1409            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1410                databaseBackend.updateConversation(conversation);
1411            }
1412        }
1413
1414        final boolean inProgressJoin = isJoinInProgress(conversation);
1415
1416
1417        if (account.isOnlineAndConnected() && !inProgressJoin) {
1418            switch (message.getEncryption()) {
1419                case Message.ENCRYPTION_NONE:
1420                    if (message.needsUploading()) {
1421                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1422                                || conversation.getMode() == Conversation.MODE_MULTI
1423                                || message.fixCounterpart()) {
1424                            this.sendFileMessage(message, delay);
1425                        } else {
1426                            break;
1427                        }
1428                    } else {
1429                        packet = mMessageGenerator.generateChat(message);
1430                    }
1431                    break;
1432                case Message.ENCRYPTION_PGP:
1433                case Message.ENCRYPTION_DECRYPTED:
1434                    if (message.needsUploading()) {
1435                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1436                                || conversation.getMode() == Conversation.MODE_MULTI
1437                                || message.fixCounterpart()) {
1438                            this.sendFileMessage(message, delay);
1439                        } else {
1440                            break;
1441                        }
1442                    } else {
1443                        packet = mMessageGenerator.generatePgpChat(message);
1444                    }
1445                    break;
1446                case Message.ENCRYPTION_AXOLOTL:
1447                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1448                    if (message.needsUploading()) {
1449                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1450                                || conversation.getMode() == Conversation.MODE_MULTI
1451                                || message.fixCounterpart()) {
1452                            this.sendFileMessage(message, delay);
1453                        } else {
1454                            break;
1455                        }
1456                    } else {
1457                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1458                        if (axolotlMessage == null) {
1459                            account.getAxolotlService().preparePayloadMessage(message, delay);
1460                        } else {
1461                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1462                        }
1463                    }
1464                    break;
1465
1466            }
1467            if (packet != null) {
1468                if (account.getXmppConnection().getFeatures().sm()
1469                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1470                    message.setStatus(Message.STATUS_UNSEND);
1471                } else {
1472                    message.setStatus(Message.STATUS_SEND);
1473                }
1474            }
1475        } else {
1476            switch (message.getEncryption()) {
1477                case Message.ENCRYPTION_DECRYPTED:
1478                    if (!message.needsUploading()) {
1479                        String pgpBody = message.getEncryptedBody();
1480                        String decryptedBody = message.getBody();
1481                        message.setBody(pgpBody); //TODO might throw NPE
1482                        message.setEncryption(Message.ENCRYPTION_PGP);
1483                        if (message.edited()) {
1484                            message.setBody(decryptedBody);
1485                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1486                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1487                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1488                            }
1489                            updateConversationUi();
1490                            return;
1491                        } else {
1492                            databaseBackend.createMessage(message);
1493                            saveInDb = false;
1494                            message.setBody(decryptedBody);
1495                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1496                        }
1497                    }
1498                    break;
1499                case Message.ENCRYPTION_AXOLOTL:
1500                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1501                    break;
1502            }
1503        }
1504
1505
1506        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1507        if (mucMessage) {
1508            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1509        }
1510
1511        if (resend) {
1512            if (packet != null && addToConversation) {
1513                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1514                    markMessage(message, Message.STATUS_UNSEND);
1515                } else {
1516                    markMessage(message, Message.STATUS_SEND);
1517                }
1518            }
1519        } else {
1520            if (addToConversation) {
1521                conversation.add(message);
1522            }
1523            if (saveInDb) {
1524                databaseBackend.createMessage(message);
1525            } else if (message.edited()) {
1526                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1527                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1528                }
1529            }
1530            updateConversationUi();
1531        }
1532        if (packet != null) {
1533            if (delay) {
1534                mMessageGenerator.addDelay(packet, message.getTimeSent());
1535            }
1536            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1537                if (this.sendChatStates()) {
1538                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1539                }
1540            }
1541            sendMessagePacket(account, packet);
1542        }
1543    }
1544
1545    private boolean isJoinInProgress(final Conversation conversation) {
1546        final Account account = conversation.getAccount();
1547        synchronized (account.inProgressConferenceJoins) {
1548            if (conversation.getMode() == Conversational.MODE_MULTI) {
1549                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1550                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1551                final boolean inProgressJoin = inProgress || pending;
1552                if (inProgressJoin) {
1553                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1554                }
1555                return inProgressJoin;
1556            } else {
1557                return false;
1558            }
1559        }
1560    }
1561
1562    private void sendUnsentMessages(final Conversation conversation) {
1563        conversation.findWaitingMessages(message -> resendMessage(message, true));
1564    }
1565
1566    public void resendMessage(final Message message, final boolean delay) {
1567        sendMessage(message, true, delay);
1568    }
1569
1570    public void fetchRosterFromServer(final Account account) {
1571        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1572        if (!"".equals(account.getRosterVersion())) {
1573            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1574                    + ": fetching roster version " + account.getRosterVersion());
1575        } else {
1576            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1577        }
1578        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1579        sendIqPacket(account, iqPacket, mIqParser);
1580    }
1581
1582    public void fetchBookmarks(final Account account) {
1583        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1584        final Element query = iqPacket.query("jabber:iq:private");
1585        query.addChild("storage", Namespace.BOOKMARKS);
1586        final OnIqPacketReceived callback = (a, response) -> {
1587            if (response.getType() == IqPacket.TYPE.RESULT) {
1588                final Element query1 = response.query();
1589                final Element storage = query1.findChild("storage", "storage:bookmarks");
1590                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1591                processBookmarksInitial(a, bookmarks, false);
1592            } else {
1593                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1594            }
1595        };
1596        sendIqPacket(account, iqPacket, callback);
1597    }
1598
1599    public void fetchBookmarks2(final Account account) {
1600        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1601        sendIqPacket(account, retrieve, new OnIqPacketReceived() {
1602            @Override
1603            public void onIqPacketReceived(final Account account, final IqPacket response) {
1604                if (response.getType() == IqPacket.TYPE.RESULT) {
1605                    final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1606                    final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
1607                    processBookmarksInitial(account, bookmarks, true);
1608                }
1609            }
1610        });
1611    }
1612
1613    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
1614        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
1615        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1616        for (Bookmark bookmark : bookmarks.values()) {
1617            previousBookmarks.remove(bookmark.getJid().asBareJid());
1618            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
1619        }
1620        if (pep && synchronizeWithBookmarks) {
1621            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
1622            for (Jid jid : previousBookmarks) {
1623                processDeletedBookmark(account, jid);
1624            }
1625        }
1626        account.setBookmarks(bookmarks);
1627    }
1628
1629    public void processDeletedBookmark(Account account, Jid jid) {
1630        final Conversation conversation = find(account, jid);
1631        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
1632            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
1633            archiveConversation(conversation, false);
1634        }
1635    }
1636
1637    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
1638        final Account account = bookmark.getAccount();
1639        Conversation conversation = find(bookmark);
1640        if (conversation != null) {
1641            if (conversation.getMode() != Conversation.MODE_MULTI) {
1642                return;
1643            }
1644            bookmark.setConversation(conversation);
1645            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
1646                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
1647                archiveConversation(conversation, false);
1648            } else {
1649                final MucOptions mucOptions = conversation.getMucOptions();
1650                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1651                    final String current = mucOptions.getActualNick();
1652                    final String proposed = mucOptions.getProposedNick();
1653                    if (current != null && !current.equals(proposed)) {
1654                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
1655                        joinMuc(conversation);
1656                    }
1657                }
1658            }
1659        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
1660            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
1661            bookmark.setConversation(conversation);
1662        }
1663    }
1664
1665    public void processModifiedBookmark(Bookmark bookmark) {
1666        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1667        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
1668    }
1669
1670    public void createBookmark(final Account account, final Bookmark bookmark) {
1671        account.putBookmark(bookmark);
1672        final XmppConnection connection = account.getXmppConnection();
1673        if (connection.getFeatures().bookmarks2()) {
1674            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
1675            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
1676        } else if (connection.getFeatures().bookmarksConversion()) {
1677            pushBookmarksPep(account);
1678        } else {
1679            pushBookmarksPrivateXml(account);
1680        }
1681    }
1682
1683    public void deleteBookmark(final Account account, final Bookmark bookmark) {
1684        account.removeBookmark(bookmark);
1685        final XmppConnection connection = account.getXmppConnection();
1686        if (connection.getFeatures().bookmarks2()) {
1687            IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
1688            sendIqPacket(account, request, (a, response) -> {
1689                if (response.getType() == IqPacket.TYPE.ERROR) {
1690                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getError());
1691                }
1692            });
1693        } else if (connection.getFeatures().bookmarksConversion()) {
1694            pushBookmarksPep(account);
1695        } else {
1696            pushBookmarksPrivateXml(account);
1697        }
1698    }
1699
1700    private void pushBookmarksPrivateXml(Account account) {
1701        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
1702        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
1703        Element query = iqPacket.query("jabber:iq:private");
1704        Element storage = query.addChild("storage", "storage:bookmarks");
1705        for (Bookmark bookmark : account.getBookmarks()) {
1706            storage.addChild(bookmark);
1707        }
1708        sendIqPacket(account, iqPacket, mDefaultIqHandler);
1709    }
1710
1711    private void pushBookmarksPep(Account account) {
1712        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
1713        Element storage = new Element("storage", "storage:bookmarks");
1714        for (Bookmark bookmark : account.getBookmarks()) {
1715            storage.addChild(bookmark);
1716        }
1717        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
1718
1719    }
1720
1721    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
1722        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
1723
1724    }
1725
1726    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
1727        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
1728        sendIqPacket(account, packet, (a, response) -> {
1729            if (response.getType() == IqPacket.TYPE.RESULT) {
1730                return;
1731            }
1732            if (retry && PublishOptions.preconditionNotMet(response)) {
1733                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
1734                    @Override
1735                    public void onPushSucceeded() {
1736                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
1737                    }
1738
1739                    @Override
1740                    public void onPushFailed() {
1741                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
1742                    }
1743                });
1744            } else {
1745                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + Boolean.toString(retry) + ") " + response);
1746            }
1747        });
1748    }
1749
1750    private void restoreFromDatabase() {
1751        synchronized (this.conversations) {
1752            final Map<String, Account> accountLookupTable = new Hashtable<>();
1753            for (Account account : this.accounts) {
1754                accountLookupTable.put(account.getUuid(), account);
1755            }
1756            Log.d(Config.LOGTAG, "restoring conversations...");
1757            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
1758            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
1759            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
1760                Conversation conversation = iterator.next();
1761                Account account = accountLookupTable.get(conversation.getAccountUuid());
1762                if (account != null) {
1763                    conversation.setAccount(account);
1764                } else {
1765                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
1766                    iterator.remove();
1767                }
1768            }
1769            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
1770            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
1771            Runnable runnable = () -> {
1772                long deletionDate = getAutomaticMessageDeletionDate();
1773                mLastExpiryRun.set(SystemClock.elapsedRealtime());
1774                if (deletionDate > 0) {
1775                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
1776                    databaseBackend.expireOldMessages(deletionDate);
1777                }
1778                Log.d(Config.LOGTAG, "restoring roster...");
1779                for (Account account : accounts) {
1780                    databaseBackend.readRoster(account.getRoster());
1781                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
1782                }
1783                getBitmapCache().evictAll();
1784                loadPhoneContacts();
1785                Log.d(Config.LOGTAG, "restoring messages...");
1786                final long startMessageRestore = SystemClock.elapsedRealtime();
1787                final Conversation quickLoad = QuickLoader.get(this.conversations);
1788                if (quickLoad != null) {
1789                    restoreMessages(quickLoad);
1790                    updateConversationUi();
1791                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1792                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
1793                }
1794                for (Conversation conversation : this.conversations) {
1795                    if (quickLoad != conversation) {
1796                        restoreMessages(conversation);
1797                    }
1798                }
1799                mNotificationService.finishBacklog(false);
1800                restoredFromDatabaseLatch.countDown();
1801                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1802                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
1803                updateConversationUi();
1804            };
1805            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
1806        }
1807    }
1808
1809    private void restoreMessages(Conversation conversation) {
1810        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
1811        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
1812        conversation.findUnreadMessages(message -> mNotificationService.pushFromBacklog(message));
1813    }
1814
1815    public void loadPhoneContacts() {
1816        mContactMergerExecutor.execute(() -> {
1817            Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
1818            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
1819            for (Account account : accounts) {
1820                List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
1821                for (JabberIdContact jidContact : contacts.values()) {
1822                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
1823                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
1824                    if (needsCacheClean) {
1825                        getAvatarService().clear(contact);
1826                    }
1827                    withSystemAccounts.remove(contact);
1828                }
1829                for (Contact contact : withSystemAccounts) {
1830                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
1831                    if (needsCacheClean) {
1832                        getAvatarService().clear(contact);
1833                    }
1834                }
1835            }
1836            Log.d(Config.LOGTAG, "finished merging phone contacts");
1837            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
1838            updateRosterUi();
1839            mQuickConversationsService.considerSync();
1840        });
1841    }
1842
1843
1844    public void syncRoster(final Account account) {
1845        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
1846    }
1847
1848    public List<Conversation> getConversations() {
1849        return this.conversations;
1850    }
1851
1852    private void markFileDeleted(final String path) {
1853        synchronized (FILENAMES_TO_IGNORE_DELETION) {
1854            if (FILENAMES_TO_IGNORE_DELETION.remove(path)) {
1855                Log.d(Config.LOGTAG, "ignored deletion of " + path);
1856                return;
1857            }
1858        }
1859        final File file = new File(path);
1860        final boolean isInternalFile = fileBackend.isInternalFile(file);
1861        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
1862        Log.d(Config.LOGTAG, "deleted file " + path + " internal=" + isInternalFile + ", database hits=" + uuids.size());
1863        markUuidsAsDeletedFiles(uuids);
1864    }
1865
1866    private void markUuidsAsDeletedFiles(List<String> uuids) {
1867        boolean deleted = false;
1868        for (Conversation conversation : getConversations()) {
1869            deleted |= conversation.markAsDeleted(uuids);
1870        }
1871        for (final String uuid : uuids) {
1872            evictPreview(uuid);
1873        }
1874        if (deleted) {
1875            updateConversationUi();
1876        }
1877    }
1878
1879    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
1880        boolean changed = false;
1881        for (Conversation conversation : getConversations()) {
1882            changed |= conversation.markAsChanged(infos);
1883        }
1884        if (changed) {
1885            updateConversationUi();
1886        }
1887    }
1888
1889    public void populateWithOrderedConversations(final List<Conversation> list) {
1890        populateWithOrderedConversations(list, true, true);
1891    }
1892
1893    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
1894        populateWithOrderedConversations(list, includeNoFileUpload, true);
1895    }
1896
1897    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
1898        final List<String> orderedUuids;
1899        if (sort) {
1900            orderedUuids = null;
1901        } else {
1902            orderedUuids = new ArrayList<>();
1903            for (Conversation conversation : list) {
1904                orderedUuids.add(conversation.getUuid());
1905            }
1906        }
1907        list.clear();
1908        if (includeNoFileUpload) {
1909            list.addAll(getConversations());
1910        } else {
1911            for (Conversation conversation : getConversations()) {
1912                if (conversation.getMode() == Conversation.MODE_SINGLE
1913                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
1914                    list.add(conversation);
1915                }
1916            }
1917        }
1918        try {
1919            if (orderedUuids != null) {
1920                Collections.sort(list, (a, b) -> {
1921                    final int indexA = orderedUuids.indexOf(a.getUuid());
1922                    final int indexB = orderedUuids.indexOf(b.getUuid());
1923                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
1924                        return a.compareTo(b);
1925                    }
1926                    return indexA - indexB;
1927                });
1928            } else {
1929                Collections.sort(list);
1930            }
1931        } catch (IllegalArgumentException e) {
1932            //ignore
1933        }
1934    }
1935
1936    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
1937        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
1938            return;
1939        } else if (timestamp == 0) {
1940            return;
1941        }
1942        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
1943        final Runnable runnable = () -> {
1944            final Account account = conversation.getAccount();
1945            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
1946            if (messages.size() > 0) {
1947                conversation.addAll(0, messages);
1948                callback.onMoreMessagesLoaded(messages.size(), conversation);
1949            } else if (conversation.hasMessagesLeftOnServer()
1950                    && account.isOnlineAndConnected()
1951                    && conversation.getLastClearHistory().getTimestamp() == 0) {
1952                final boolean mamAvailable;
1953                if (conversation.getMode() == Conversation.MODE_SINGLE) {
1954                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
1955                } else {
1956                    mamAvailable = conversation.getMucOptions().mamSupport();
1957                }
1958                if (mamAvailable) {
1959                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
1960                    if (query != null) {
1961                        query.setCallback(callback);
1962                        callback.informUser(R.string.fetching_history_from_server);
1963                    } else {
1964                        callback.informUser(R.string.not_fetching_history_retention_period);
1965                    }
1966
1967                }
1968            }
1969        };
1970        mDatabaseReaderExecutor.execute(runnable);
1971    }
1972
1973    public List<Account> getAccounts() {
1974        return this.accounts;
1975    }
1976
1977
1978    /**
1979     * This will find all conferences with the contact as member and also the conference that is the contact (that 'fake' contact is used to store the avatar)
1980     */
1981    public List<Conversation> findAllConferencesWith(Contact contact) {
1982        final ArrayList<Conversation> results = new ArrayList<>();
1983        for (final Conversation c : conversations) {
1984            if (c.getMode() != Conversation.MODE_MULTI) {
1985                continue;
1986            }
1987            final MucOptions mucOptions = c.getMucOptions();
1988            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
1989                results.add(c);
1990            }
1991        }
1992        return results;
1993    }
1994
1995    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
1996        for (final Conversation conversation : haystack) {
1997            if (conversation.getContact() == contact) {
1998                return conversation;
1999            }
2000        }
2001        return null;
2002    }
2003
2004    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2005        if (jid == null) {
2006            return null;
2007        }
2008        for (final Conversation conversation : haystack) {
2009            if ((account == null || conversation.getAccount() == account)
2010                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2011                return conversation;
2012            }
2013        }
2014        return null;
2015    }
2016
2017    public boolean isConversationsListEmpty(final Conversation ignore) {
2018        synchronized (this.conversations) {
2019            final int size = this.conversations.size();
2020            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2021        }
2022    }
2023
2024    public boolean isConversationStillOpen(final Conversation conversation) {
2025        synchronized (this.conversations) {
2026            for (Conversation current : this.conversations) {
2027                if (current == conversation) {
2028                    return true;
2029                }
2030            }
2031        }
2032        return false;
2033    }
2034
2035    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2036        return this.findOrCreateConversation(account, jid, muc, false, async);
2037    }
2038
2039    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2040        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2041    }
2042
2043    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2044        synchronized (this.conversations) {
2045            Conversation conversation = find(account, jid);
2046            if (conversation != null) {
2047                return conversation;
2048            }
2049            conversation = databaseBackend.findConversation(account, jid);
2050            final boolean loadMessagesFromDb;
2051            if (conversation != null) {
2052                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2053                conversation.setAccount(account);
2054                if (muc) {
2055                    conversation.setMode(Conversation.MODE_MULTI);
2056                    conversation.setContactJid(jid);
2057                } else {
2058                    conversation.setMode(Conversation.MODE_SINGLE);
2059                    conversation.setContactJid(jid.asBareJid());
2060                }
2061                databaseBackend.updateConversation(conversation);
2062                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2063            } else {
2064                String conversationName;
2065                Contact contact = account.getRoster().getContact(jid);
2066                if (contact != null) {
2067                    conversationName = contact.getDisplayName();
2068                } else {
2069                    conversationName = jid.getLocal();
2070                }
2071                if (muc) {
2072                    conversation = new Conversation(conversationName, account, jid,
2073                            Conversation.MODE_MULTI);
2074                } else {
2075                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2076                            Conversation.MODE_SINGLE);
2077                }
2078                this.databaseBackend.createConversation(conversation);
2079                loadMessagesFromDb = false;
2080            }
2081            final Conversation c = conversation;
2082            final Runnable runnable = () -> {
2083                if (loadMessagesFromDb) {
2084                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2085                    updateConversationUi();
2086                    c.messagesLoaded.set(true);
2087                }
2088                if (account.getXmppConnection() != null
2089                        && !c.getContact().isBlocked()
2090                        && account.getXmppConnection().getFeatures().mam()
2091                        && !muc) {
2092                    if (query == null) {
2093                        mMessageArchiveService.query(c);
2094                    } else {
2095                        if (query.getConversation() == null) {
2096                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2097                        }
2098                    }
2099                }
2100                if (joinAfterCreate) {
2101                    joinMuc(c);
2102                }
2103            };
2104            if (async) {
2105                mDatabaseReaderExecutor.execute(runnable);
2106            } else {
2107                runnable.run();
2108            }
2109            this.conversations.add(conversation);
2110            updateConversationUi();
2111            return conversation;
2112        }
2113    }
2114
2115    public void archiveConversation(Conversation conversation) {
2116        archiveConversation(conversation, true);
2117    }
2118
2119    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2120        getNotificationService().clear(conversation);
2121        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2122        conversation.setNextMessage(null);
2123        synchronized (this.conversations) {
2124            getMessageArchiveService().kill(conversation);
2125            if (conversation.getMode() == Conversation.MODE_MULTI) {
2126                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2127                    final Bookmark bookmark = conversation.getBookmark();
2128                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2129                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2130                            Account account = bookmark.getAccount();
2131                            bookmark.setConversation(null);
2132                            deleteBookmark(account, bookmark);
2133                        } else if (bookmark.autojoin()) {
2134                            bookmark.setAutojoin(false);
2135                            createBookmark(bookmark.getAccount(), bookmark);
2136                        }
2137                    }
2138                }
2139                leaveMuc(conversation);
2140            } else {
2141                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2142                    stopPresenceUpdatesTo(conversation.getContact());
2143                }
2144            }
2145            updateConversation(conversation);
2146            this.conversations.remove(conversation);
2147            updateConversationUi();
2148        }
2149    }
2150
2151    public void stopPresenceUpdatesTo(Contact contact) {
2152        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2153        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2154        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2155    }
2156
2157    public void createAccount(final Account account) {
2158        account.initAccountServices(this);
2159        databaseBackend.createAccount(account);
2160        this.accounts.add(account);
2161        this.reconnectAccountInBackground(account);
2162        updateAccountUi();
2163        syncEnabledAccountSetting();
2164        toggleForegroundService();
2165    }
2166
2167    private void syncEnabledAccountSetting() {
2168        final boolean hasEnabledAccounts = hasEnabledAccounts();
2169        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2170        toggleSetProfilePictureActivity(hasEnabledAccounts);
2171    }
2172
2173    private void toggleSetProfilePictureActivity(final boolean enabled) {
2174        try {
2175            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2176            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2177            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2178        } catch (IllegalStateException e) {
2179            Log.d(Config.LOGTAG, "unable to toggle profile picture actvitiy");
2180        }
2181    }
2182
2183    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2184        new Thread(() -> {
2185            try {
2186                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2187                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2188                if (cert == null) {
2189                    callback.informUser(R.string.unable_to_parse_certificate);
2190                    return;
2191                }
2192                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2193                if (info == null) {
2194                    callback.informUser(R.string.certificate_does_not_contain_jid);
2195                    return;
2196                }
2197                if (findAccountByJid(info.first) == null) {
2198                    final Account account = new Account(info.first, "");
2199                    account.setPrivateKeyAlias(alias);
2200                    account.setOption(Account.OPTION_DISABLED, true);
2201                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2202                    account.setDisplayName(info.second);
2203                    createAccount(account);
2204                    callback.onAccountCreated(account);
2205                    if (Config.X509_VERIFICATION) {
2206                        try {
2207                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2208                        } catch (CertificateException e) {
2209                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2210                        }
2211                    }
2212                } else {
2213                    callback.informUser(R.string.account_already_exists);
2214                }
2215            } catch (Exception e) {
2216                callback.informUser(R.string.unable_to_parse_certificate);
2217            }
2218        }).start();
2219
2220    }
2221
2222    public void updateKeyInAccount(final Account account, final String alias) {
2223        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2224        try {
2225            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2226            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2227            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2228            if (info == null) {
2229                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2230                return;
2231            }
2232            if (account.getJid().asBareJid().equals(info.first)) {
2233                account.setPrivateKeyAlias(alias);
2234                account.setDisplayName(info.second);
2235                databaseBackend.updateAccount(account);
2236                if (Config.X509_VERIFICATION) {
2237                    try {
2238                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2239                    } catch (CertificateException e) {
2240                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2241                    }
2242                    account.getAxolotlService().regenerateKeys(true);
2243                }
2244            } else {
2245                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2246            }
2247        } catch (Exception e) {
2248            e.printStackTrace();
2249        }
2250    }
2251
2252    public boolean updateAccount(final Account account) {
2253        if (databaseBackend.updateAccount(account)) {
2254            account.setShowErrorNotification(true);
2255            this.statusListener.onStatusChanged(account);
2256            databaseBackend.updateAccount(account);
2257            reconnectAccountInBackground(account);
2258            updateAccountUi();
2259            getNotificationService().updateErrorNotification();
2260            toggleForegroundService();
2261            syncEnabledAccountSetting();
2262            mChannelDiscoveryService.cleanCache();
2263            return true;
2264        } else {
2265            return false;
2266        }
2267    }
2268
2269    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2270        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2271        sendIqPacket(account, iq, (a, packet) -> {
2272            if (packet.getType() == IqPacket.TYPE.RESULT) {
2273                a.setPassword(newPassword);
2274                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2275                databaseBackend.updateAccount(a);
2276                callback.onPasswordChangeSucceeded();
2277            } else {
2278                callback.onPasswordChangeFailed();
2279            }
2280        });
2281    }
2282
2283    public void deleteAccount(final Account account) {
2284        final boolean connected = account.getStatus() == Account.State.ONLINE;
2285        synchronized (this.conversations) {
2286            if (connected) {
2287                account.getAxolotlService().deleteOmemoIdentity();
2288            }
2289            for (final Conversation conversation : conversations) {
2290                if (conversation.getAccount() == account) {
2291                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2292                        if (connected) {
2293                            leaveMuc(conversation);
2294                        }
2295                    }
2296                    conversations.remove(conversation);
2297                    mNotificationService.clear(conversation);
2298                }
2299            }
2300            if (account.getXmppConnection() != null) {
2301                new Thread(() -> disconnect(account, !connected)).start();
2302            }
2303            final Runnable runnable = () -> {
2304                if (!databaseBackend.deleteAccount(account)) {
2305                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2306                }
2307            };
2308            mDatabaseWriterExecutor.execute(runnable);
2309            this.accounts.remove(account);
2310            this.mRosterSyncTaskManager.clear(account);
2311            updateAccountUi();
2312            mNotificationService.updateErrorNotification();
2313            syncEnabledAccountSetting();
2314            toggleForegroundService();
2315        }
2316    }
2317
2318    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2319        final boolean remainingListeners;
2320        synchronized (LISTENER_LOCK) {
2321            remainingListeners = checkListeners();
2322            if (!this.mOnConversationUpdates.add(listener)) {
2323                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2324            }
2325            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2326        }
2327        if (remainingListeners) {
2328            switchToForeground();
2329        }
2330    }
2331
2332    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2333        final boolean remainingListeners;
2334        synchronized (LISTENER_LOCK) {
2335            this.mOnConversationUpdates.remove(listener);
2336            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2337            remainingListeners = checkListeners();
2338        }
2339        if (remainingListeners) {
2340            switchToBackground();
2341        }
2342    }
2343
2344    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2345        final boolean remainingListeners;
2346        synchronized (LISTENER_LOCK) {
2347            remainingListeners = checkListeners();
2348            if (!this.mOnShowErrorToasts.add(listener)) {
2349                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2350            }
2351        }
2352        if (remainingListeners) {
2353            switchToForeground();
2354        }
2355    }
2356
2357    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2358        final boolean remainingListeners;
2359        synchronized (LISTENER_LOCK) {
2360            this.mOnShowErrorToasts.remove(onShowErrorToast);
2361            remainingListeners = checkListeners();
2362        }
2363        if (remainingListeners) {
2364            switchToBackground();
2365        }
2366    }
2367
2368    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2369        final boolean remainingListeners;
2370        synchronized (LISTENER_LOCK) {
2371            remainingListeners = checkListeners();
2372            if (!this.mOnAccountUpdates.add(listener)) {
2373                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2374            }
2375        }
2376        if (remainingListeners) {
2377            switchToForeground();
2378        }
2379    }
2380
2381    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2382        final boolean remainingListeners;
2383        synchronized (LISTENER_LOCK) {
2384            this.mOnAccountUpdates.remove(listener);
2385            remainingListeners = checkListeners();
2386        }
2387        if (remainingListeners) {
2388            switchToBackground();
2389        }
2390    }
2391
2392    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2393        final boolean remainingListeners;
2394        synchronized (LISTENER_LOCK) {
2395            remainingListeners = checkListeners();
2396            if (!this.mOnCaptchaRequested.add(listener)) {
2397                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2398            }
2399        }
2400        if (remainingListeners) {
2401            switchToForeground();
2402        }
2403    }
2404
2405    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2406        final boolean remainingListeners;
2407        synchronized (LISTENER_LOCK) {
2408            this.mOnCaptchaRequested.remove(listener);
2409            remainingListeners = checkListeners();
2410        }
2411        if (remainingListeners) {
2412            switchToBackground();
2413        }
2414    }
2415
2416    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2417        final boolean remainingListeners;
2418        synchronized (LISTENER_LOCK) {
2419            remainingListeners = checkListeners();
2420            if (!this.mOnRosterUpdates.add(listener)) {
2421                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2422            }
2423        }
2424        if (remainingListeners) {
2425            switchToForeground();
2426        }
2427    }
2428
2429    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2430        final boolean remainingListeners;
2431        synchronized (LISTENER_LOCK) {
2432            this.mOnRosterUpdates.remove(listener);
2433            remainingListeners = checkListeners();
2434        }
2435        if (remainingListeners) {
2436            switchToBackground();
2437        }
2438    }
2439
2440    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2441        final boolean remainingListeners;
2442        synchronized (LISTENER_LOCK) {
2443            remainingListeners = checkListeners();
2444            if (!this.mOnUpdateBlocklist.add(listener)) {
2445                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2446            }
2447        }
2448        if (remainingListeners) {
2449            switchToForeground();
2450        }
2451    }
2452
2453    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2454        final boolean remainingListeners;
2455        synchronized (LISTENER_LOCK) {
2456            this.mOnUpdateBlocklist.remove(listener);
2457            remainingListeners = checkListeners();
2458        }
2459        if (remainingListeners) {
2460            switchToBackground();
2461        }
2462    }
2463
2464    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2465        final boolean remainingListeners;
2466        synchronized (LISTENER_LOCK) {
2467            remainingListeners = checkListeners();
2468            if (!this.mOnKeyStatusUpdated.add(listener)) {
2469                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2470            }
2471        }
2472        if (remainingListeners) {
2473            switchToForeground();
2474        }
2475    }
2476
2477    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2478        final boolean remainingListeners;
2479        synchronized (LISTENER_LOCK) {
2480            this.mOnKeyStatusUpdated.remove(listener);
2481            remainingListeners = checkListeners();
2482        }
2483        if (remainingListeners) {
2484            switchToBackground();
2485        }
2486    }
2487
2488    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2489        final boolean remainingListeners;
2490        synchronized (LISTENER_LOCK) {
2491            remainingListeners = checkListeners();
2492            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2493                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2494            }
2495        }
2496        if (remainingListeners) {
2497            switchToForeground();
2498        }
2499    }
2500
2501    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2502        final boolean remainingListeners;
2503        synchronized (LISTENER_LOCK) {
2504            this.onJingleRtpConnectionUpdate.remove(listener);
2505            remainingListeners = checkListeners();
2506        }
2507        if (remainingListeners) {
2508            switchToBackground();
2509        }
2510    }
2511
2512    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2513        final boolean remainingListeners;
2514        synchronized (LISTENER_LOCK) {
2515            remainingListeners = checkListeners();
2516            if (!this.mOnMucRosterUpdate.add(listener)) {
2517                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2518            }
2519        }
2520        if (remainingListeners) {
2521            switchToForeground();
2522        }
2523    }
2524
2525    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2526        final boolean remainingListeners;
2527        synchronized (LISTENER_LOCK) {
2528            this.mOnMucRosterUpdate.remove(listener);
2529            remainingListeners = checkListeners();
2530        }
2531        if (remainingListeners) {
2532            switchToBackground();
2533        }
2534    }
2535
2536    public boolean checkListeners() {
2537        return (this.mOnAccountUpdates.size() == 0
2538                && this.mOnConversationUpdates.size() == 0
2539                && this.mOnRosterUpdates.size() == 0
2540                && this.mOnCaptchaRequested.size() == 0
2541                && this.mOnMucRosterUpdate.size() == 0
2542                && this.mOnUpdateBlocklist.size() == 0
2543                && this.mOnShowErrorToasts.size() == 0
2544                && this.onJingleRtpConnectionUpdate.size() == 0
2545                && this.mOnKeyStatusUpdated.size() == 0);
2546    }
2547
2548    private void switchToForeground() {
2549        final boolean broadcastLastActivity = broadcastLastActivity();
2550        for (Conversation conversation : getConversations()) {
2551            if (conversation.getMode() == Conversation.MODE_MULTI) {
2552                conversation.getMucOptions().resetChatState();
2553            } else {
2554                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
2555            }
2556        }
2557        for (Account account : getAccounts()) {
2558            if (account.getStatus() == Account.State.ONLINE) {
2559                account.deactivateGracePeriod();
2560                final XmppConnection connection = account.getXmppConnection();
2561                if (connection != null) {
2562                    if (connection.getFeatures().csi()) {
2563                        connection.sendActive();
2564                    }
2565                    if (broadcastLastActivity) {
2566                        sendPresence(account, false); //send new presence but don't include idle because we are not
2567                    }
2568                }
2569            }
2570        }
2571        Log.d(Config.LOGTAG, "app switched into foreground");
2572    }
2573
2574    private void switchToBackground() {
2575        final boolean broadcastLastActivity = broadcastLastActivity();
2576        if (broadcastLastActivity) {
2577            mLastActivity = System.currentTimeMillis();
2578            final SharedPreferences.Editor editor = getPreferences().edit();
2579            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2580            editor.apply();
2581        }
2582        for (Account account : getAccounts()) {
2583            if (account.getStatus() == Account.State.ONLINE) {
2584                XmppConnection connection = account.getXmppConnection();
2585                if (connection != null) {
2586                    if (broadcastLastActivity) {
2587                        sendPresence(account, true);
2588                    }
2589                    if (connection.getFeatures().csi()) {
2590                        connection.sendInactive();
2591                    }
2592                }
2593            }
2594        }
2595        this.mNotificationService.setIsInForeground(false);
2596        Log.d(Config.LOGTAG, "app switched into background");
2597    }
2598
2599    private void connectMultiModeConversations(Account account) {
2600        List<Conversation> conversations = getConversations();
2601        for (Conversation conversation : conversations) {
2602            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2603                joinMuc(conversation);
2604            }
2605        }
2606    }
2607
2608    public void mucSelfPingAndRejoin(final Conversation conversation) {
2609        final Account account = conversation.getAccount();
2610        synchronized (account.inProgressConferenceJoins) {
2611            if (account.inProgressConferenceJoins.contains(conversation)) {
2612                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2613                return;
2614            }
2615        }
2616        synchronized (account.inProgressConferencePings) {
2617            if (!account.inProgressConferencePings.add(conversation)) {
2618                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2619                return;
2620            }
2621        }
2622        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2623        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
2624        ping.setTo(self);
2625        ping.addChild("ping", Namespace.PING);
2626        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
2627            if (response.getType() == IqPacket.TYPE.ERROR) {
2628                Element error = response.findChild("error");
2629                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
2630                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
2631                } else {
2632                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
2633                    joinMuc(conversation);
2634                }
2635            } else if (response.getType() == IqPacket.TYPE.RESULT) {
2636                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
2637            }
2638            synchronized (account.inProgressConferencePings) {
2639                account.inProgressConferencePings.remove(conversation);
2640            }
2641        });
2642    }
2643
2644    public void joinMuc(Conversation conversation) {
2645        joinMuc(conversation, null, false);
2646    }
2647
2648    public void joinMuc(Conversation conversation, boolean followedInvite) {
2649        joinMuc(conversation, null, followedInvite);
2650    }
2651
2652    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
2653        joinMuc(conversation, onConferenceJoined, false);
2654    }
2655
2656    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
2657        final Account account = conversation.getAccount();
2658        synchronized (account.pendingConferenceJoins) {
2659            account.pendingConferenceJoins.remove(conversation);
2660        }
2661        synchronized (account.pendingConferenceLeaves) {
2662            account.pendingConferenceLeaves.remove(conversation);
2663        }
2664        if (account.getStatus() == Account.State.ONLINE) {
2665            synchronized (account.inProgressConferenceJoins) {
2666                account.inProgressConferenceJoins.add(conversation);
2667            }
2668            if (Config.MUC_LEAVE_BEFORE_JOIN) {
2669                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
2670            }
2671            conversation.resetMucOptions();
2672            if (onConferenceJoined != null) {
2673                conversation.getMucOptions().flagNoAutoPushConfiguration();
2674            }
2675            conversation.setHasMessagesLeftOnServer(false);
2676            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
2677
2678                private void join(Conversation conversation) {
2679                    Account account = conversation.getAccount();
2680                    final MucOptions mucOptions = conversation.getMucOptions();
2681
2682                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
2683                        synchronized (account.inProgressConferenceJoins) {
2684                            account.inProgressConferenceJoins.remove(conversation);
2685                        }
2686                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
2687                        updateConversationUi();
2688                        if (onConferenceJoined != null) {
2689                            onConferenceJoined.onConferenceJoined(conversation);
2690                        }
2691                        return;
2692                    }
2693
2694                    final Jid joinJid = mucOptions.getSelf().getFullJid();
2695                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
2696                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
2697                    packet.setTo(joinJid);
2698                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
2699                    if (conversation.getMucOptions().getPassword() != null) {
2700                        x.addChild("password").setContent(mucOptions.getPassword());
2701                    }
2702
2703                    if (mucOptions.mamSupport()) {
2704                        // Use MAM instead of the limited muc history to get history
2705                        x.addChild("history").setAttribute("maxchars", "0");
2706                    } else {
2707                        // Fallback to muc history
2708                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
2709                    }
2710                    sendPresencePacket(account, packet);
2711                    if (onConferenceJoined != null) {
2712                        onConferenceJoined.onConferenceJoined(conversation);
2713                    }
2714                    if (!joinJid.equals(conversation.getJid())) {
2715                        conversation.setContactJid(joinJid);
2716                        databaseBackend.updateConversation(conversation);
2717                    }
2718
2719                    if (mucOptions.mamSupport()) {
2720                        getMessageArchiveService().catchupMUC(conversation);
2721                    }
2722                    if (mucOptions.isPrivateAndNonAnonymous()) {
2723                        fetchConferenceMembers(conversation);
2724
2725                        if (followedInvite) {
2726                            final Bookmark bookmark = conversation.getBookmark();
2727                            if (bookmark != null) {
2728                                if (!bookmark.autojoin()) {
2729                                    bookmark.setAutojoin(true);
2730                                    createBookmark(account, bookmark);
2731                                }
2732                            } else {
2733                                saveConversationAsBookmark(conversation, null);
2734                            }
2735                        }
2736                    }
2737                    synchronized (account.inProgressConferenceJoins) {
2738                        account.inProgressConferenceJoins.remove(conversation);
2739                        sendUnsentMessages(conversation);
2740                    }
2741                }
2742
2743                @Override
2744                public void onConferenceConfigurationFetched(Conversation conversation) {
2745                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2746                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2747                        return;
2748                    }
2749                    join(conversation);
2750                }
2751
2752                @Override
2753                public void onFetchFailed(final Conversation conversation, Element error) {
2754                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2755                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2756
2757                        return;
2758                    }
2759                    if (error != null && "remote-server-not-found".equals(error.getName())) {
2760                        synchronized (account.inProgressConferenceJoins) {
2761                            account.inProgressConferenceJoins.remove(conversation);
2762                        }
2763                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
2764                        updateConversationUi();
2765                    } else {
2766                        join(conversation);
2767                        fetchConferenceConfiguration(conversation);
2768                    }
2769                }
2770            });
2771            updateConversationUi();
2772        } else {
2773            synchronized (account.pendingConferenceJoins) {
2774                account.pendingConferenceJoins.add(conversation);
2775            }
2776            conversation.resetMucOptions();
2777            conversation.setHasMessagesLeftOnServer(false);
2778            updateConversationUi();
2779        }
2780    }
2781    private void fetchConferenceMembers(final Conversation conversation) {
2782        final Account account = conversation.getAccount();
2783        final AxolotlService axolotlService = account.getAxolotlService();
2784        final String[] affiliations = {"member", "admin", "owner"};
2785        OnIqPacketReceived callback = new OnIqPacketReceived() {
2786
2787            private int i = 0;
2788            private boolean success = true;
2789
2790            @Override
2791            public void onIqPacketReceived(Account account, IqPacket packet) {
2792                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
2793                Element query = packet.query("http://jabber.org/protocol/muc#admin");
2794                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
2795                    for (Element child : query.getChildren()) {
2796                        if ("item".equals(child.getName())) {
2797                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
2798                            if (!user.realJidMatchesAccount()) {
2799                                boolean isNew = conversation.getMucOptions().updateUser(user);
2800                                Contact contact = user.getContact();
2801                                if (omemoEnabled
2802                                        && isNew
2803                                        && user.getRealJid() != null
2804                                        && (contact == null || !contact.mutualPresenceSubscription())
2805                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
2806                                    axolotlService.fetchDeviceIds(user.getRealJid());
2807                                }
2808                            }
2809                        }
2810                    }
2811                } else {
2812                    success = false;
2813                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
2814                }
2815                ++i;
2816                if (i >= affiliations.length) {
2817                    List<Jid> members = conversation.getMucOptions().getMembers(true);
2818                    if (success) {
2819                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
2820                        boolean changed = false;
2821                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
2822                            Jid jid = iterator.next();
2823                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
2824                                iterator.remove();
2825                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
2826                                changed = true;
2827                            }
2828                        }
2829                        if (changed) {
2830                            conversation.setAcceptedCryptoTargets(cryptoTargets);
2831                            updateConversation(conversation);
2832                        }
2833                    }
2834                    getAvatarService().clear(conversation);
2835                    updateMucRosterUi();
2836                    updateConversationUi();
2837                }
2838            }
2839        };
2840        for (String affiliation : affiliations) {
2841            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
2842        }
2843        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
2844    }
2845
2846    public void providePasswordForMuc(Conversation conversation, String password) {
2847        if (conversation.getMode() == Conversation.MODE_MULTI) {
2848            conversation.getMucOptions().setPassword(password);
2849            if (conversation.getBookmark() != null) {
2850                final Bookmark bookmark = conversation.getBookmark();
2851                if (synchronizeWithBookmarks()) {
2852                    bookmark.setAutojoin(true);
2853                }
2854                createBookmark(conversation.getAccount(), bookmark);
2855            }
2856            updateConversation(conversation);
2857            joinMuc(conversation);
2858        }
2859    }
2860
2861    private boolean hasEnabledAccounts() {
2862        if (this.accounts == null) {
2863            return false;
2864        }
2865        for (Account account : this.accounts) {
2866            if (account.isEnabled()) {
2867                return true;
2868            }
2869        }
2870        return false;
2871    }
2872
2873
2874    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
2875        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
2876    }
2877
2878    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
2879        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
2880    }
2881
2882
2883    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
2884        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
2885    }
2886
2887    public void persistSelfNick(MucOptions.User self) {
2888        final Conversation conversation = self.getConversation();
2889        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
2890        Jid full = self.getFullJid();
2891        if (!full.equals(conversation.getJid())) {
2892            Log.d(Config.LOGTAG, "nick changed. updating");
2893            conversation.setContactJid(full);
2894            databaseBackend.updateConversation(conversation);
2895        }
2896
2897        final Bookmark bookmark = conversation.getBookmark();
2898        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
2899        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
2900            final Account account = conversation.getAccount();
2901            final String defaultNick = MucOptions.defaultNick(account);
2902            if (TextUtils.isEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
2903                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
2904                return;
2905            }
2906            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
2907            bookmark.setNick(full.getResource());
2908            createBookmark(bookmark.getAccount(), bookmark);
2909        }
2910    }
2911
2912    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
2913        final MucOptions options = conversation.getMucOptions();
2914        final Jid joinJid = options.createJoinJid(nick);
2915        if (joinJid == null) {
2916            return false;
2917        }
2918        if (options.online()) {
2919            Account account = conversation.getAccount();
2920            options.setOnRenameListener(new OnRenameListener() {
2921
2922                @Override
2923                public void onSuccess() {
2924                    callback.success(conversation);
2925                }
2926
2927                @Override
2928                public void onFailure() {
2929                    callback.error(R.string.nick_in_use, conversation);
2930                }
2931            });
2932
2933            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
2934            packet.setTo(joinJid);
2935            sendPresencePacket(account, packet);
2936        } else {
2937            conversation.setContactJid(joinJid);
2938            databaseBackend.updateConversation(conversation);
2939            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2940                Bookmark bookmark = conversation.getBookmark();
2941                if (bookmark != null) {
2942                    bookmark.setNick(nick);
2943                    createBookmark(bookmark.getAccount(), bookmark);
2944                }
2945                joinMuc(conversation);
2946            }
2947        }
2948        return true;
2949    }
2950
2951    public void leaveMuc(Conversation conversation) {
2952        leaveMuc(conversation, false);
2953    }
2954
2955    private void leaveMuc(Conversation conversation, boolean now) {
2956        final Account account = conversation.getAccount();
2957        synchronized (account.pendingConferenceJoins) {
2958            account.pendingConferenceJoins.remove(conversation);
2959        }
2960        synchronized (account.pendingConferenceLeaves) {
2961            account.pendingConferenceLeaves.remove(conversation);
2962        }
2963        if (account.getStatus() == Account.State.ONLINE || now) {
2964            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
2965            conversation.getMucOptions().setOffline();
2966            Bookmark bookmark = conversation.getBookmark();
2967            if (bookmark != null) {
2968                bookmark.setConversation(null);
2969            }
2970            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
2971        } else {
2972            synchronized (account.pendingConferenceLeaves) {
2973                account.pendingConferenceLeaves.add(conversation);
2974            }
2975        }
2976    }
2977
2978    public String findConferenceServer(final Account account) {
2979        String server;
2980        if (account.getXmppConnection() != null) {
2981            server = account.getXmppConnection().getMucServer();
2982            if (server != null) {
2983                return server;
2984            }
2985        }
2986        for (Account other : getAccounts()) {
2987            if (other != account && other.getXmppConnection() != null) {
2988                server = other.getXmppConnection().getMucServer();
2989                if (server != null) {
2990                    return server;
2991                }
2992            }
2993        }
2994        return null;
2995    }
2996
2997
2998    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
2999        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3000            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3001            if (!TextUtils.isEmpty(name)) {
3002                configuration.putString("muc#roomconfig_roomname", name);
3003            }
3004            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3005                @Override
3006                public void onPushSucceeded() {
3007                    saveConversationAsBookmark(conversation, name);
3008                    callback.success(conversation);
3009                }
3010
3011                @Override
3012                public void onPushFailed() {
3013                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3014                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3015                    } else {
3016                        callback.error(R.string.joined_an_existing_channel, conversation);
3017                    }
3018                }
3019            });
3020        });
3021    }
3022
3023    public boolean createAdhocConference(final Account account,
3024                                         final String name,
3025                                         final Iterable<Jid> jids,
3026                                         final UiCallback<Conversation> callback) {
3027        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3028        if (account.getStatus() == Account.State.ONLINE) {
3029            try {
3030                String server = findConferenceServer(account);
3031                if (server == null) {
3032                    if (callback != null) {
3033                        callback.error(R.string.no_conference_server_found, null);
3034                    }
3035                    return false;
3036                }
3037                final Jid jid = Jid.of(CryptoHelper.pronounceable(getRNG()), server, null);
3038                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3039                joinMuc(conversation, new OnConferenceJoined() {
3040                    @Override
3041                    public void onConferenceJoined(final Conversation conversation) {
3042                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3043                        if (!TextUtils.isEmpty(name)) {
3044                            configuration.putString("muc#roomconfig_roomname", name);
3045                        }
3046                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3047                            @Override
3048                            public void onPushSucceeded() {
3049                                for (Jid invite : jids) {
3050                                    invite(conversation, invite);
3051                                }
3052                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3053                                    Jid other = account.getJid().withResource(resource);
3054                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3055                                    directInvite(conversation, other);
3056                                }
3057                                saveConversationAsBookmark(conversation, name);
3058                                if (callback != null) {
3059                                    callback.success(conversation);
3060                                }
3061                            }
3062
3063                            @Override
3064                            public void onPushFailed() {
3065                                archiveConversation(conversation);
3066                                if (callback != null) {
3067                                    callback.error(R.string.conference_creation_failed, conversation);
3068                                }
3069                            }
3070                        });
3071                    }
3072                });
3073                return true;
3074            } catch (IllegalArgumentException e) {
3075                if (callback != null) {
3076                    callback.error(R.string.conference_creation_failed, null);
3077                }
3078                return false;
3079            }
3080        } else {
3081            if (callback != null) {
3082                callback.error(R.string.not_connected_try_again, null);
3083            }
3084            return false;
3085        }
3086    }
3087
3088    public void fetchConferenceConfiguration(final Conversation conversation) {
3089        fetchConferenceConfiguration(conversation, null);
3090    }
3091
3092    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3093        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3094        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3095            @Override
3096            public void onIqPacketReceived(Account account, IqPacket packet) {
3097                if (packet.getType() == IqPacket.TYPE.RESULT) {
3098                    final MucOptions mucOptions = conversation.getMucOptions();
3099                    final Bookmark bookmark = conversation.getBookmark();
3100                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3101
3102                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3103                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3104                        updateConversation(conversation);
3105                    }
3106
3107                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3108                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3109                            createBookmark(account, bookmark);
3110                        }
3111                    }
3112
3113
3114                    if (callback != null) {
3115                        callback.onConferenceConfigurationFetched(conversation);
3116                    }
3117
3118
3119                    updateConversationUi();
3120                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3121                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3122                } else {
3123                    if (callback != null) {
3124                        callback.onFetchFailed(conversation, packet.getError());
3125                    }
3126                }
3127            }
3128        });
3129    }
3130
3131    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3132        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3133    }
3134
3135    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3136        Log.d(Config.LOGTAG, "pushing node configuration");
3137        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3138            @Override
3139            public void onIqPacketReceived(Account account, IqPacket packet) {
3140                if (packet.getType() == IqPacket.TYPE.RESULT) {
3141                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3142                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3143                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3144                    if (x != null) {
3145                        Data data = Data.parse(x);
3146                        data.submit(options);
3147                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3148                            @Override
3149                            public void onIqPacketReceived(Account account, IqPacket packet) {
3150                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3151                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3152                                    callback.onPushSucceeded();
3153                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3154                                    callback.onPushFailed();
3155                                }
3156                            }
3157                        });
3158                    } else if (callback != null) {
3159                        callback.onPushFailed();
3160                    }
3161                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3162                    callback.onPushFailed();
3163                }
3164            }
3165        });
3166    }
3167
3168    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3169        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3170            conversation.setAttribute("accept_non_anonymous", true);
3171            updateConversation(conversation);
3172        }
3173        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3174            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3175            options.putString("members_by_default", moderated ? "0" : "1");
3176        }
3177        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3178        request.setTo(conversation.getJid().asBareJid());
3179        request.query("http://jabber.org/protocol/muc#owner");
3180        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3181            @Override
3182            public void onIqPacketReceived(Account account, IqPacket packet) {
3183                if (packet.getType() == IqPacket.TYPE.RESULT) {
3184                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3185                    data.submit(options);
3186                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3187                    set.setTo(conversation.getJid().asBareJid());
3188                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3189                    sendIqPacket(account, set, new OnIqPacketReceived() {
3190                        @Override
3191                        public void onIqPacketReceived(Account account, IqPacket packet) {
3192                            if (callback != null) {
3193                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3194                                    callback.onPushSucceeded();
3195                                } else {
3196                                    callback.onPushFailed();
3197                                }
3198                            }
3199                        }
3200                    });
3201                } else {
3202                    if (callback != null) {
3203                        callback.onPushFailed();
3204                    }
3205                }
3206            }
3207        });
3208    }
3209
3210    public void pushSubjectToConference(final Conversation conference, final String subject) {
3211        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3212        this.sendMessagePacket(conference.getAccount(), packet);
3213    }
3214
3215    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3216        final Jid jid = user.asBareJid();
3217        IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3218        sendIqPacket(conference.getAccount(), request, new OnIqPacketReceived() {
3219            @Override
3220            public void onIqPacketReceived(Account account, IqPacket packet) {
3221                if (packet.getType() == IqPacket.TYPE.RESULT) {
3222                    conference.getMucOptions().changeAffiliation(jid, affiliation);
3223                    getAvatarService().clear(conference);
3224                    callback.onAffiliationChangedSuccessful(jid);
3225                } else {
3226                    callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3227                }
3228            }
3229        });
3230    }
3231
3232    public void changeAffiliationsInConference(final Conversation conference, MucOptions.Affiliation before, MucOptions.Affiliation after) {
3233        List<Jid> jids = new ArrayList<>();
3234        for (MucOptions.User user : conference.getMucOptions().getUsers()) {
3235            if (user.getAffiliation() == before && user.getRealJid() != null) {
3236                jids.add(user.getRealJid());
3237            }
3238        }
3239        IqPacket request = this.mIqGenerator.changeAffiliation(conference, jids, after.toString());
3240        sendIqPacket(conference.getAccount(), request, mDefaultIqHandler);
3241    }
3242
3243    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3244        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3245        Log.d(Config.LOGTAG, request.toString());
3246        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3247            if (packet.getType() != IqPacket.TYPE.RESULT) {
3248                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3249            }
3250        });
3251    }
3252
3253    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3254        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3255        request.setTo(conversation.getJid().asBareJid());
3256        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3257        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3258            @Override
3259            public void onIqPacketReceived(Account account, IqPacket packet) {
3260                if (packet.getType() == IqPacket.TYPE.RESULT) {
3261                    if (callback != null) {
3262                        callback.onRoomDestroySucceeded();
3263                    }
3264                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3265                    if (callback != null) {
3266                        callback.onRoomDestroyFailed();
3267                    }
3268                }
3269            }
3270        });
3271    }
3272
3273    private void disconnect(Account account, boolean force) {
3274        if ((account.getStatus() == Account.State.ONLINE)
3275                || (account.getStatus() == Account.State.DISABLED)) {
3276            final XmppConnection connection = account.getXmppConnection();
3277            if (!force) {
3278                List<Conversation> conversations = getConversations();
3279                for (Conversation conversation : conversations) {
3280                    if (conversation.getAccount() == account) {
3281                        if (conversation.getMode() == Conversation.MODE_MULTI) {
3282                            leaveMuc(conversation, true);
3283                        }
3284                    }
3285                }
3286                sendOfflinePresence(account);
3287            }
3288            connection.disconnect(force);
3289        }
3290    }
3291
3292    @Override
3293    public IBinder onBind(Intent intent) {
3294        return mBinder;
3295    }
3296
3297    public void updateMessage(Message message) {
3298        updateMessage(message, true);
3299    }
3300
3301    public void updateMessage(Message message, boolean includeBody) {
3302        databaseBackend.updateMessage(message, includeBody);
3303        updateConversationUi();
3304    }
3305
3306    public void createMessageAsync(final Message message) {
3307        mDatabaseWriterExecutor.execute(()-> databaseBackend.createMessage(message));
3308    }
3309
3310    public void updateMessage(Message message, String uuid) {
3311        if (!databaseBackend.updateMessage(message, uuid)) {
3312            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3313        }
3314        updateConversationUi();
3315    }
3316
3317    protected void syncDirtyContacts(Account account) {
3318        for (Contact contact : account.getRoster().getContacts()) {
3319            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3320                pushContactToServer(contact);
3321            }
3322            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3323                deleteContactOnServer(contact);
3324            }
3325        }
3326    }
3327
3328    public void createContact(Contact contact, boolean autoGrant) {
3329        if (autoGrant) {
3330            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3331            contact.setOption(Contact.Options.ASKING);
3332        }
3333        pushContactToServer(contact);
3334    }
3335
3336    public void pushContactToServer(final Contact contact) {
3337        contact.resetOption(Contact.Options.DIRTY_DELETE);
3338        contact.setOption(Contact.Options.DIRTY_PUSH);
3339        final Account account = contact.getAccount();
3340        if (account.getStatus() == Account.State.ONLINE) {
3341            final boolean ask = contact.getOption(Contact.Options.ASKING);
3342            final boolean sendUpdates = contact
3343                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3344                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3345            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3346            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3347            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3348            if (sendUpdates) {
3349                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3350            }
3351            if (ask) {
3352                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact));
3353            }
3354        } else {
3355            syncRoster(contact.getAccount());
3356        }
3357    }
3358
3359    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3360        new Thread(() -> {
3361            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3362            final int size = Config.AVATAR_SIZE;
3363            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3364            if (avatar != null) {
3365                if (!getFileBackend().save(avatar)) {
3366                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3367                    return;
3368                }
3369                avatar.owner = conversation.getJid().asBareJid();
3370                publishMucAvatar(conversation, avatar, callback);
3371            } else {
3372                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3373            }
3374        }).start();
3375    }
3376
3377    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3378        new Thread(() -> {
3379            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3380            final int size = Config.AVATAR_SIZE;
3381            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3382            if (avatar != null) {
3383                if (!getFileBackend().save(avatar)) {
3384                    Log.d(Config.LOGTAG, "unable to save vcard");
3385                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3386                    return;
3387                }
3388                publishAvatar(account, avatar, callback);
3389            } else {
3390                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3391            }
3392        }).start();
3393
3394    }
3395
3396    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3397        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3398        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3399            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3400            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3401                Element vcard = response.findChild("vCard", "vcard-temp");
3402                if (vcard == null) {
3403                    vcard = new Element("vCard", "vcard-temp");
3404                }
3405                Element photo = vcard.findChild("PHOTO");
3406                if (photo == null) {
3407                    photo = vcard.addChild("PHOTO");
3408                }
3409                photo.clearChildren();
3410                photo.addChild("TYPE").setContent(avatar.type);
3411                photo.addChild("BINVAL").setContent(avatar.image);
3412                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3413                publication.setTo(conversation.getJid().asBareJid());
3414                publication.addChild(vcard);
3415                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3416                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3417                        callback.onAvatarPublicationSucceeded();
3418                    } else {
3419                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getError());
3420                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3421                    }
3422                });
3423            } else {
3424                Log.d(Config.LOGTAG, "failed to request vcard " + response.toString());
3425                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3426            }
3427        });
3428    }
3429
3430    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3431        final Bundle options;
3432        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3433            options = PublishOptions.openAccess();
3434        } else {
3435            options = null;
3436        }
3437        publishAvatar(account, avatar, options, true, callback);
3438    }
3439
3440    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3441        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3442        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3443        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3444
3445            @Override
3446            public void onIqPacketReceived(Account account, IqPacket result) {
3447                if (result.getType() == IqPacket.TYPE.RESULT) {
3448                    publishAvatarMetadata(account, avatar, options, true, callback);
3449                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3450                    pushNodeConfiguration(account, "urn:xmpp:avatar:data", options, new OnConfigurationPushed() {
3451                        @Override
3452                        public void onPushSucceeded() {
3453                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3454                            publishAvatar(account, avatar, options, false, callback);
3455                        }
3456
3457                        @Override
3458                        public void onPushFailed() {
3459                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3460                            publishAvatar(account, avatar, null, false, callback);
3461                        }
3462                    });
3463                } else {
3464                    Element error = result.findChild("error");
3465                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3466                    if (callback != null) {
3467                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3468                    }
3469                }
3470            }
3471        });
3472    }
3473
3474    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3475        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3476        sendIqPacket(account, packet, new OnIqPacketReceived() {
3477            @Override
3478            public void onIqPacketReceived(Account account, IqPacket result) {
3479                if (result.getType() == IqPacket.TYPE.RESULT) {
3480                    if (account.setAvatar(avatar.getFilename())) {
3481                        getAvatarService().clear(account);
3482                        databaseBackend.updateAccount(account);
3483                        notifyAccountAvatarHasChanged(account);
3484                    }
3485                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3486                    if (callback != null) {
3487                        callback.onAvatarPublicationSucceeded();
3488                    }
3489                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3490                    pushNodeConfiguration(account, "urn:xmpp:avatar:metadata", options, new OnConfigurationPushed() {
3491                        @Override
3492                        public void onPushSucceeded() {
3493                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3494                            publishAvatarMetadata(account, avatar, options, false, callback);
3495                        }
3496
3497                        @Override
3498                        public void onPushFailed() {
3499                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3500                            publishAvatarMetadata(account, avatar, null, false, callback);
3501                        }
3502                    });
3503                } else {
3504                    if (callback != null) {
3505                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3506                    }
3507                }
3508            }
3509        });
3510    }
3511
3512    public void republishAvatarIfNeeded(Account account) {
3513        if (account.getAxolotlService().isPepBroken()) {
3514            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3515            return;
3516        }
3517        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3518        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3519
3520            private Avatar parseAvatar(IqPacket packet) {
3521                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3522                if (pubsub != null) {
3523                    Element items = pubsub.findChild("items");
3524                    if (items != null) {
3525                        return Avatar.parseMetadata(items);
3526                    }
3527                }
3528                return null;
3529            }
3530
3531            private boolean errorIsItemNotFound(IqPacket packet) {
3532                Element error = packet.findChild("error");
3533                return packet.getType() == IqPacket.TYPE.ERROR
3534                        && error != null
3535                        && error.hasChild("item-not-found");
3536            }
3537
3538            @Override
3539            public void onIqPacketReceived(Account account, IqPacket packet) {
3540                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
3541                    Avatar serverAvatar = parseAvatar(packet);
3542                    if (serverAvatar == null && account.getAvatar() != null) {
3543                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
3544                        if (avatar != null) {
3545                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
3546                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
3547                        } else {
3548                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
3549                        }
3550                    }
3551                }
3552            }
3553        });
3554    }
3555
3556    public void fetchAvatar(Account account, Avatar avatar) {
3557        fetchAvatar(account, avatar, null);
3558    }
3559
3560    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3561        final String KEY = generateFetchKey(account, avatar);
3562        synchronized (this.mInProgressAvatarFetches) {
3563            if (mInProgressAvatarFetches.add(KEY)) {
3564                switch (avatar.origin) {
3565                    case PEP:
3566                        this.mInProgressAvatarFetches.add(KEY);
3567                        fetchAvatarPep(account, avatar, callback);
3568                        break;
3569                    case VCARD:
3570                        this.mInProgressAvatarFetches.add(KEY);
3571                        fetchAvatarVcard(account, avatar, callback);
3572                        break;
3573                }
3574            } else if (avatar.origin == Avatar.Origin.PEP) {
3575                mOmittedPepAvatarFetches.add(KEY);
3576            } else {
3577                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
3578            }
3579        }
3580    }
3581
3582    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3583        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
3584        sendIqPacket(account, packet, (a, result) -> {
3585            synchronized (mInProgressAvatarFetches) {
3586                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
3587            }
3588            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
3589            if (result.getType() == IqPacket.TYPE.RESULT) {
3590                avatar.image = mIqParser.avatarData(result);
3591                if (avatar.image != null) {
3592                    if (getFileBackend().save(avatar)) {
3593                        if (a.getJid().asBareJid().equals(avatar.owner)) {
3594                            if (a.setAvatar(avatar.getFilename())) {
3595                                databaseBackend.updateAccount(a);
3596                            }
3597                            getAvatarService().clear(a);
3598                            updateConversationUi();
3599                            updateAccountUi();
3600                        } else {
3601                            Contact contact = a.getRoster().getContact(avatar.owner);
3602                            if (contact.setAvatar(avatar)) {
3603                                syncRoster(account);
3604                                getAvatarService().clear(contact);
3605                                updateConversationUi();
3606                                updateRosterUi();
3607                            }
3608                        }
3609                        if (callback != null) {
3610                            callback.success(avatar);
3611                        }
3612                        Log.d(Config.LOGTAG, a.getJid().asBareJid()
3613                                + ": successfully fetched pep avatar for " + avatar.owner);
3614                        return;
3615                    }
3616                } else {
3617
3618                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
3619                }
3620            } else {
3621                Element error = result.findChild("error");
3622                if (error == null) {
3623                    Log.d(Config.LOGTAG, ERROR + "(server error)");
3624                } else {
3625                    Log.d(Config.LOGTAG, ERROR + error.toString());
3626                }
3627            }
3628            if (callback != null) {
3629                callback.error(0, null);
3630            }
3631
3632        });
3633    }
3634
3635    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3636        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
3637        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3638            @Override
3639            public void onIqPacketReceived(Account account, IqPacket packet) {
3640                final boolean previouslyOmittedPepFetch;
3641                synchronized (mInProgressAvatarFetches) {
3642                    final String KEY = generateFetchKey(account, avatar);
3643                    mInProgressAvatarFetches.remove(KEY);
3644                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
3645                }
3646                if (packet.getType() == IqPacket.TYPE.RESULT) {
3647                    Element vCard = packet.findChild("vCard", "vcard-temp");
3648                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
3649                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
3650                    if (image != null) {
3651                        avatar.image = image;
3652                        if (getFileBackend().save(avatar)) {
3653                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
3654                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
3655                            if (avatar.owner.isBareJid()) {
3656                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
3657                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
3658                                    account.setAvatar(avatar.getFilename());
3659                                    databaseBackend.updateAccount(account);
3660                                    getAvatarService().clear(account);
3661                                    updateAccountUi();
3662                                } else {
3663                                    Contact contact = account.getRoster().getContact(avatar.owner);
3664                                    if (contact.setAvatar(avatar, previouslyOmittedPepFetch)) {
3665                                        syncRoster(account);
3666                                        getAvatarService().clear(contact);
3667                                        updateRosterUi();
3668                                    }
3669                                }
3670                                updateConversationUi();
3671                            } else {
3672                                Conversation conversation = find(account, avatar.owner.asBareJid());
3673                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
3674                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
3675                                    if (user != null) {
3676                                        if (user.setAvatar(avatar)) {
3677                                            getAvatarService().clear(user);
3678                                            updateConversationUi();
3679                                            updateMucRosterUi();
3680                                        }
3681                                        if (user.getRealJid() != null) {
3682                                            Contact contact = account.getRoster().getContact(user.getRealJid());
3683                                            if (contact.setAvatar(avatar)) {
3684                                                syncRoster(account);
3685                                                getAvatarService().clear(contact);
3686                                                updateRosterUi();
3687                                            }
3688                                        }
3689                                    }
3690                                }
3691                            }
3692                        }
3693                    }
3694                }
3695            }
3696        });
3697    }
3698
3699    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
3700        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3701        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3702
3703            @Override
3704            public void onIqPacketReceived(Account account, IqPacket packet) {
3705                if (packet.getType() == IqPacket.TYPE.RESULT) {
3706                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3707                    if (pubsub != null) {
3708                        Element items = pubsub.findChild("items");
3709                        if (items != null) {
3710                            Avatar avatar = Avatar.parseMetadata(items);
3711                            if (avatar != null) {
3712                                avatar.owner = account.getJid().asBareJid();
3713                                if (fileBackend.isAvatarCached(avatar)) {
3714                                    if (account.setAvatar(avatar.getFilename())) {
3715                                        databaseBackend.updateAccount(account);
3716                                    }
3717                                    getAvatarService().clear(account);
3718                                    callback.success(avatar);
3719                                } else {
3720                                    fetchAvatarPep(account, avatar, callback);
3721                                }
3722                                return;
3723                            }
3724                        }
3725                    }
3726                }
3727                callback.error(0, null);
3728            }
3729        });
3730    }
3731
3732    public void notifyAccountAvatarHasChanged(final Account account) {
3733        final XmppConnection connection = account.getXmppConnection();
3734        if (connection != null && connection.getFeatures().bookmarksConversion()) {
3735            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
3736            for (Conversation conversation : conversations) {
3737                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
3738                    final MucOptions mucOptions = conversation.getMucOptions();
3739                    if (mucOptions.online()) {
3740                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
3741                        packet.setTo(mucOptions.getSelf().getFullJid());
3742                        connection.sendPresencePacket(packet);
3743                    }
3744                }
3745            }
3746        }
3747    }
3748
3749    public void deleteContactOnServer(Contact contact) {
3750        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
3751        contact.resetOption(Contact.Options.DIRTY_PUSH);
3752        contact.setOption(Contact.Options.DIRTY_DELETE);
3753        Account account = contact.getAccount();
3754        if (account.getStatus() == Account.State.ONLINE) {
3755            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3756            Element item = iq.query(Namespace.ROSTER).addChild("item");
3757            item.setAttribute("jid", contact.getJid());
3758            item.setAttribute("subscription", "remove");
3759            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3760        }
3761    }
3762
3763    public void updateConversation(final Conversation conversation) {
3764        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
3765    }
3766
3767    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
3768        synchronized (account) {
3769            XmppConnection connection = account.getXmppConnection();
3770            if (connection == null) {
3771                connection = createConnection(account);
3772                account.setXmppConnection(connection);
3773            }
3774            boolean hasInternet = hasInternetConnection();
3775            if (account.isEnabled() && hasInternet) {
3776                if (!force) {
3777                    disconnect(account, false);
3778                }
3779                Thread thread = new Thread(connection);
3780                connection.setInteractive(interactive);
3781                connection.prepareNewConnection();
3782                connection.interrupt();
3783                thread.start();
3784                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
3785            } else {
3786                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
3787                account.getRoster().clearPresences();
3788                connection.resetEverything();
3789                final AxolotlService axolotlService = account.getAxolotlService();
3790                if (axolotlService != null) {
3791                    axolotlService.resetBrokenness();
3792                }
3793                if (!hasInternet) {
3794                    account.setStatus(Account.State.NO_INTERNET);
3795                }
3796            }
3797        }
3798    }
3799
3800    public void reconnectAccountInBackground(final Account account) {
3801        new Thread(() -> reconnectAccount(account, false, true)).start();
3802    }
3803
3804    public void invite(Conversation conversation, Jid contact) {
3805        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
3806        MessagePacket packet = mMessageGenerator.invite(conversation, contact);
3807        sendMessagePacket(conversation.getAccount(), packet);
3808    }
3809
3810    public void directInvite(Conversation conversation, Jid jid) {
3811        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
3812        sendMessagePacket(conversation.getAccount(), packet);
3813    }
3814
3815    public void resetSendingToWaiting(Account account) {
3816        for (Conversation conversation : getConversations()) {
3817            if (conversation.getAccount() == account) {
3818                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
3819            }
3820        }
3821    }
3822
3823    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
3824        return markMessage(account, recipient, uuid, status, null);
3825    }
3826
3827    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
3828        if (uuid == null) {
3829            return null;
3830        }
3831        for (Conversation conversation : getConversations()) {
3832            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
3833                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
3834                if (message != null) {
3835                    markMessage(message, status, errorMessage);
3836                }
3837                return message;
3838            }
3839        }
3840        return null;
3841    }
3842
3843    public boolean markMessage(Conversation conversation, String uuid, int status, String serverMessageId) {
3844        if (uuid == null) {
3845            return false;
3846        } else {
3847            Message message = conversation.findSentMessageWithUuid(uuid);
3848            if (message != null) {
3849                if (message.getServerMsgId() == null) {
3850                    message.setServerMsgId(serverMessageId);
3851                }
3852                markMessage(message, status);
3853                return true;
3854            } else {
3855                return false;
3856            }
3857        }
3858    }
3859
3860    public void markMessage(Message message, int status) {
3861        markMessage(message, status, null);
3862    }
3863
3864
3865    public void markMessage(Message message, int status, String errorMessage) {
3866        final int oldStatus = message.getStatus();
3867        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
3868            return;
3869        }
3870        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
3871            return;
3872        }
3873        message.setErrorMessage(errorMessage);
3874        message.setStatus(status);
3875        databaseBackend.updateMessage(message, false);
3876        updateConversationUi();
3877    }
3878
3879    private SharedPreferences getPreferences() {
3880        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
3881    }
3882
3883    public long getAutomaticMessageDeletionDate() {
3884        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
3885        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
3886    }
3887
3888    public long getLongPreference(String name, @IntegerRes int res) {
3889        long defaultValue = getResources().getInteger(res);
3890        try {
3891            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
3892        } catch (NumberFormatException e) {
3893            return defaultValue;
3894        }
3895    }
3896
3897    public boolean getBooleanPreference(String name, @BoolRes int res) {
3898        return getPreferences().getBoolean(name, getResources().getBoolean(res));
3899    }
3900
3901    public boolean confirmMessages() {
3902        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
3903    }
3904
3905    public boolean allowMessageCorrection() {
3906        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
3907    }
3908
3909    public boolean sendChatStates() {
3910        return getBooleanPreference("chat_states", R.bool.chat_states);
3911    }
3912
3913    private boolean synchronizeWithBookmarks() {
3914        return getBooleanPreference("autojoin", R.bool.autojoin);
3915    }
3916
3917    public boolean useTorToConnect() {
3918        return QuickConversationsService.isConversations() && getBooleanPreference("use_tor", R.bool.use_tor);
3919    }
3920
3921    public boolean showExtendedConnectionOptions() {
3922        return QuickConversationsService.isConversations() && getBooleanPreference("show_connection_options", R.bool.show_connection_options);
3923    }
3924
3925    public boolean broadcastLastActivity() {
3926        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
3927    }
3928
3929    public int unreadCount() {
3930        int count = 0;
3931        for (Conversation conversation : getConversations()) {
3932            count += conversation.unreadCount();
3933        }
3934        return count;
3935    }
3936
3937
3938    private <T> List<T> threadSafeList(Set<T> set) {
3939        synchronized (LISTENER_LOCK) {
3940            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
3941        }
3942    }
3943
3944    public void showErrorToastInUi(int resId) {
3945        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
3946            listener.onShowErrorToast(resId);
3947        }
3948    }
3949
3950    public void updateConversationUi() {
3951        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
3952            listener.onConversationUpdate();
3953        }
3954    }
3955
3956    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
3957        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
3958            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
3959        }
3960    }
3961
3962    public void notifyJingleRtpConnectionUpdate(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
3963        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
3964            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
3965        }
3966    }
3967
3968    public void updateAccountUi() {
3969        for (OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
3970            listener.onAccountUpdate();
3971        }
3972    }
3973
3974    public void updateRosterUi() {
3975        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
3976            listener.onRosterUpdate();
3977        }
3978    }
3979
3980    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
3981        if (mOnCaptchaRequested.size() > 0) {
3982            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
3983            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
3984                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
3985            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
3986                listener.onCaptchaRequested(account, id, data, scaled);
3987            }
3988            return true;
3989        }
3990        return false;
3991    }
3992
3993    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
3994        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
3995            listener.OnUpdateBlocklist(status);
3996        }
3997    }
3998
3999    public void updateMucRosterUi() {
4000        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4001            listener.onMucRosterUpdate();
4002        }
4003    }
4004
4005    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4006        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4007            listener.onKeyStatusUpdated(report);
4008        }
4009    }
4010
4011    public Account findAccountByJid(final Jid jid) {
4012        for (final Account account : this.accounts) {
4013            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4014                return account;
4015            }
4016        }
4017        return null;
4018    }
4019
4020    public Account findAccountByUuid(final String uuid) {
4021        for (Account account : this.accounts) {
4022            if (account.getUuid().equals(uuid)) {
4023                return account;
4024            }
4025        }
4026        return null;
4027    }
4028
4029    public Conversation findConversationByUuid(String uuid) {
4030        for (Conversation conversation : getConversations()) {
4031            if (conversation.getUuid().equals(uuid)) {
4032                return conversation;
4033            }
4034        }
4035        return null;
4036    }
4037
4038    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4039        List<Conversation> findings = new ArrayList<>();
4040        for (Conversation c : getConversations()) {
4041            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4042                findings.add(c);
4043            }
4044        }
4045        return findings.size() == 1 ? findings.get(0) : null;
4046    }
4047
4048    public boolean markRead(final Conversation conversation, boolean dismiss) {
4049        return markRead(conversation, null, dismiss).size() > 0;
4050    }
4051
4052    public void markRead(final Conversation conversation) {
4053        markRead(conversation, null, true);
4054    }
4055
4056    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4057        if (dismiss) {
4058            mNotificationService.clear(conversation);
4059        }
4060        final List<Message> readMessages = conversation.markRead(upToUuid);
4061        if (readMessages.size() > 0) {
4062            Runnable runnable = () -> {
4063                for (Message message : readMessages) {
4064                    databaseBackend.updateMessage(message, false);
4065                }
4066            };
4067            mDatabaseWriterExecutor.execute(runnable);
4068            updateConversationUi();
4069            updateUnreadCountBadge();
4070            return readMessages;
4071        } else {
4072            return readMessages;
4073        }
4074    }
4075
4076    public synchronized void updateUnreadCountBadge() {
4077        int count = unreadCount();
4078        if (unreadCount != count) {
4079            Log.d(Config.LOGTAG, "update unread count to " + count);
4080            if (count > 0) {
4081                ShortcutBadger.applyCount(getApplicationContext(), count);
4082            } else {
4083                ShortcutBadger.removeCount(getApplicationContext());
4084            }
4085            unreadCount = count;
4086        }
4087    }
4088
4089    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4090        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4091        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4092        if (readMessages.size() > 0) {
4093            updateConversationUi();
4094        }
4095        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4096        if (confirmMessages()
4097                && markable != null
4098                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4099                && markable.getRemoteMsgId() != null) {
4100            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4101            final Account account = conversation.getAccount();
4102            final MessagePacket packet = mMessageGenerator.confirm(markable);
4103            this.sendMessagePacket(account, packet);
4104        }
4105    }
4106
4107    public SecureRandom getRNG() {
4108        return this.mRandom;
4109    }
4110
4111    public MemorizingTrustManager getMemorizingTrustManager() {
4112        return this.mMemorizingTrustManager;
4113    }
4114
4115    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4116        this.mMemorizingTrustManager = trustManager;
4117    }
4118
4119    public void updateMemorizingTrustmanager() {
4120        final MemorizingTrustManager tm;
4121        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4122        if (dontTrustSystemCAs) {
4123            tm = new MemorizingTrustManager(getApplicationContext(), null);
4124        } else {
4125            tm = new MemorizingTrustManager(getApplicationContext());
4126        }
4127        setMemorizingTrustManager(tm);
4128    }
4129
4130    public LruCache<String, Bitmap> getBitmapCache() {
4131        return this.mBitmapCache;
4132    }
4133
4134    public Collection<String> getKnownHosts() {
4135        final Set<String> hosts = new HashSet<>();
4136        for (final Account account : getAccounts()) {
4137            hosts.add(account.getServer());
4138            for (final Contact contact : account.getRoster().getContacts()) {
4139                if (contact.showInRoster()) {
4140                    final String server = contact.getServer();
4141                    if (server != null) {
4142                        hosts.add(server);
4143                    }
4144                }
4145            }
4146        }
4147        if (Config.QUICKSY_DOMAIN != null) {
4148            hosts.remove(Config.QUICKSY_DOMAIN); //we only want to show this when we type a e164 number
4149        }
4150        if (Config.DOMAIN_LOCK != null) {
4151            hosts.add(Config.DOMAIN_LOCK);
4152        }
4153        if (Config.MAGIC_CREATE_DOMAIN != null) {
4154            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4155        }
4156        return hosts;
4157    }
4158
4159    public Collection<String> getKnownConferenceHosts() {
4160        final Set<String> mucServers = new HashSet<>();
4161        for (final Account account : accounts) {
4162            if (account.getXmppConnection() != null) {
4163                mucServers.addAll(account.getXmppConnection().getMucServers());
4164                for (Bookmark bookmark : account.getBookmarks()) {
4165                    final Jid jid = bookmark.getJid();
4166                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
4167                    if (s != null) {
4168                        mucServers.add(s);
4169                    }
4170                }
4171            }
4172        }
4173        return mucServers;
4174    }
4175
4176    public void sendMessagePacket(Account account, MessagePacket packet) {
4177        XmppConnection connection = account.getXmppConnection();
4178        if (connection != null) {
4179            connection.sendMessagePacket(packet);
4180        }
4181    }
4182
4183    public void sendPresencePacket(Account account, PresencePacket packet) {
4184        XmppConnection connection = account.getXmppConnection();
4185        if (connection != null) {
4186            connection.sendPresencePacket(packet);
4187        }
4188    }
4189
4190    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4191        final XmppConnection connection = account.getXmppConnection();
4192        if (connection != null) {
4193            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4194            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4195        }
4196    }
4197
4198    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4199        final XmppConnection connection = account.getXmppConnection();
4200        if (connection != null) {
4201            connection.sendIqPacket(packet, callback);
4202        } else if (callback != null) {
4203            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4204        }
4205    }
4206
4207    public void sendPresence(final Account account) {
4208        sendPresence(account, checkListeners() && broadcastLastActivity());
4209    }
4210
4211    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4212        Presence.Status status;
4213        if (manuallyChangePresence()) {
4214            status = account.getPresenceStatus();
4215        } else {
4216            status = getTargetPresence();
4217        }
4218        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4219        if (mLastActivity > 0 && includeIdleTimestamp) {
4220            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4221            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4222        }
4223        sendPresencePacket(account, packet);
4224    }
4225
4226    private void deactivateGracePeriod() {
4227        for (Account account : getAccounts()) {
4228            account.deactivateGracePeriod();
4229        }
4230    }
4231
4232    public void refreshAllPresences() {
4233        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4234        for (Account account : getAccounts()) {
4235            if (account.isEnabled()) {
4236                sendPresence(account, includeIdleTimestamp);
4237            }
4238        }
4239    }
4240
4241    private void refreshAllFcmTokens() {
4242        for (Account account : getAccounts()) {
4243            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4244                mPushManagementService.registerPushTokenOnServer(account);
4245                //TODO renew mucs
4246            }
4247        }
4248    }
4249
4250    private void sendOfflinePresence(final Account account) {
4251        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4252        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4253    }
4254
4255    public MessageGenerator getMessageGenerator() {
4256        return this.mMessageGenerator;
4257    }
4258
4259    public PresenceGenerator getPresenceGenerator() {
4260        return this.mPresenceGenerator;
4261    }
4262
4263    public IqGenerator getIqGenerator() {
4264        return this.mIqGenerator;
4265    }
4266
4267    public IqParser getIqParser() {
4268        return this.mIqParser;
4269    }
4270
4271    public JingleConnectionManager getJingleConnectionManager() {
4272        return this.mJingleConnectionManager;
4273    }
4274
4275    public MessageArchiveService getMessageArchiveService() {
4276        return this.mMessageArchiveService;
4277    }
4278
4279    public QuickConversationsService getQuickConversationsService() {
4280        return this.mQuickConversationsService;
4281    }
4282
4283    public List<Contact> findContacts(Jid jid, String accountJid) {
4284        ArrayList<Contact> contacts = new ArrayList<>();
4285        for (Account account : getAccounts()) {
4286            if ((account.isEnabled() || accountJid != null)
4287                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4288                Contact contact = account.getRoster().getContactFromContactList(jid);
4289                if (contact != null) {
4290                    contacts.add(contact);
4291                }
4292            }
4293        }
4294        return contacts;
4295    }
4296
4297    public Conversation findFirstMuc(Jid jid) {
4298        for (Conversation conversation : getConversations()) {
4299            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4300                return conversation;
4301            }
4302        }
4303        return null;
4304    }
4305
4306    public NotificationService getNotificationService() {
4307        return this.mNotificationService;
4308    }
4309
4310    public HttpConnectionManager getHttpConnectionManager() {
4311        return this.mHttpConnectionManager;
4312    }
4313
4314    public void resendFailedMessages(final Message message) {
4315        final Collection<Message> messages = new ArrayList<>();
4316        Message current = message;
4317        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4318            messages.add(current);
4319            if (current.mergeable(current.next())) {
4320                current = current.next();
4321            } else {
4322                break;
4323            }
4324        }
4325        for (final Message msg : messages) {
4326            msg.setTime(System.currentTimeMillis());
4327            markMessage(msg, Message.STATUS_WAITING);
4328            this.resendMessage(msg, false);
4329        }
4330        if (message.getConversation() instanceof Conversation) {
4331            ((Conversation) message.getConversation()).sort();
4332        }
4333        updateConversationUi();
4334    }
4335
4336    public void clearConversationHistory(final Conversation conversation) {
4337        final long clearDate;
4338        final String reference;
4339        if (conversation.countMessages() > 0) {
4340            Message latestMessage = conversation.getLatestMessage();
4341            clearDate = latestMessage.getTimeSent() + 1000;
4342            reference = latestMessage.getServerMsgId();
4343        } else {
4344            clearDate = System.currentTimeMillis();
4345            reference = null;
4346        }
4347        conversation.clearMessages();
4348        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4349        conversation.setLastClearHistory(clearDate, reference);
4350        Runnable runnable = () -> {
4351            databaseBackend.deleteMessagesInConversation(conversation);
4352            databaseBackend.updateConversation(conversation);
4353        };
4354        mDatabaseWriterExecutor.execute(runnable);
4355    }
4356
4357    public boolean sendBlockRequest(final Blockable blockable, boolean reportSpam) {
4358        if (blockable != null && blockable.getBlockedJid() != null) {
4359            final Jid jid = blockable.getBlockedJid();
4360            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam), (a, response) -> {
4361                if (response.getType() == IqPacket.TYPE.RESULT) {
4362                    a.getBlocklist().add(jid);
4363                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4364                }
4365            });
4366            if (blockable.getBlockedJid().isFullJid()) {
4367                return false;
4368            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4369                updateConversationUi();
4370                return true;
4371            } else {
4372                return false;
4373            }
4374        } else {
4375            return false;
4376        }
4377    }
4378
4379    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4380        boolean removed = false;
4381        synchronized (this.conversations) {
4382            boolean domainJid = blockedJid.getLocal() == null;
4383            for (Conversation conversation : this.conversations) {
4384                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
4385                        || blockedJid.equals(conversation.getJid().asBareJid());
4386                if (conversation.getAccount() == account
4387                        && conversation.getMode() == Conversation.MODE_SINGLE
4388                        && jidMatches) {
4389                    this.conversations.remove(conversation);
4390                    markRead(conversation);
4391                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
4392                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
4393                    updateConversation(conversation);
4394                    removed = true;
4395                }
4396            }
4397        }
4398        return removed;
4399    }
4400
4401    public void sendUnblockRequest(final Blockable blockable) {
4402        if (blockable != null && blockable.getJid() != null) {
4403            final Jid jid = blockable.getBlockedJid();
4404            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
4405                @Override
4406                public void onIqPacketReceived(final Account account, final IqPacket packet) {
4407                    if (packet.getType() == IqPacket.TYPE.RESULT) {
4408                        account.getBlocklist().remove(jid);
4409                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
4410                    }
4411                }
4412            });
4413        }
4414    }
4415
4416    public void publishDisplayName(Account account) {
4417        String displayName = account.getDisplayName();
4418        final IqPacket request;
4419        if (TextUtils.isEmpty(displayName)) {
4420            request = mIqGenerator.deleteNode(Namespace.NICK);
4421        } else {
4422            request = mIqGenerator.publishNick(displayName);
4423        }
4424        mAvatarService.clear(account);
4425        sendIqPacket(account, request, (account1, packet) -> {
4426            if (packet.getType() == IqPacket.TYPE.ERROR) {
4427                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet.toString());
4428            }
4429        });
4430    }
4431
4432    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
4433        ServiceDiscoveryResult result = discoCache.get(key);
4434        if (result != null) {
4435            return result;
4436        } else {
4437            result = databaseBackend.findDiscoveryResult(key.first, key.second);
4438            if (result != null) {
4439                discoCache.put(key, result);
4440            }
4441            return result;
4442        }
4443    }
4444
4445    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
4446        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
4447        ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
4448        if (disco != null) {
4449            presence.setServiceDiscoveryResult(disco);
4450        } else {
4451            if (!account.inProgressDiscoFetches.contains(key)) {
4452                account.inProgressDiscoFetches.add(key);
4453                IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4454                request.setTo(jid);
4455                final String node = presence.getNode();
4456                final String ver = presence.getVer();
4457                final Element query = request.query(Namespace.DISCO_INFO);
4458                if (node != null && ver != null) {
4459                    query.setAttribute("node", node + "#" + ver);
4460                }
4461                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
4462                sendIqPacket(account, request, (a, response) -> {
4463                    if (response.getType() == IqPacket.TYPE.RESULT) {
4464                        ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
4465                        if (presence.getVer().equals(discoveryResult.getVer())) {
4466                            databaseBackend.insertDiscoveryResult(discoveryResult);
4467                            injectServiceDiscoveryResult(a.getRoster(), presence.getHash(), presence.getVer(), discoveryResult);
4468                        } else {
4469                            Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
4470                        }
4471                    }
4472                    a.inProgressDiscoFetches.remove(key);
4473                });
4474            }
4475        }
4476    }
4477
4478    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
4479        for (final Contact contact : roster.getContacts()) {
4480            for (final Presence presence : contact.getPresences().getPresences()) {
4481                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
4482                    presence.setServiceDiscoveryResult(disco);
4483                }
4484            }
4485        }
4486    }
4487
4488    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
4489        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
4490        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4491        request.addChild("prefs", version.namespace);
4492        sendIqPacket(account, request, (account1, packet) -> {
4493            Element prefs = packet.findChild("prefs", version.namespace);
4494            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
4495                callback.onPreferencesFetched(prefs);
4496            } else {
4497                callback.onPreferencesFetchFailed();
4498            }
4499        });
4500    }
4501
4502    public PushManagementService getPushManagementService() {
4503        return mPushManagementService;
4504    }
4505
4506    public void changeStatus(Account account, PresenceTemplate template, String signature) {
4507        if (!template.getStatusMessage().isEmpty()) {
4508            databaseBackend.insertPresenceTemplate(template);
4509        }
4510        account.setPgpSignature(signature);
4511        account.setPresenceStatus(template.getStatus());
4512        account.setPresenceStatusMessage(template.getStatusMessage());
4513        databaseBackend.updateAccount(account);
4514        sendPresence(account);
4515    }
4516
4517    public List<PresenceTemplate> getPresenceTemplates(Account account) {
4518        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
4519        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
4520            if (!templates.contains(template)) {
4521                templates.add(0, template);
4522            }
4523        }
4524        return templates;
4525    }
4526
4527    public void saveConversationAsBookmark(Conversation conversation, String name) {
4528        final Account account = conversation.getAccount();
4529        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
4530        final String nick = conversation.getJid().getResource();
4531        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
4532            bookmark.setNick(nick);
4533        }
4534        if (!TextUtils.isEmpty(name)) {
4535            bookmark.setBookmarkName(name);
4536        }
4537        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
4538        createBookmark(account, bookmark);
4539        bookmark.setConversation(conversation);
4540    }
4541
4542    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
4543        boolean performedVerification = false;
4544        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
4545        for (XmppUri.Fingerprint fp : fingerprints) {
4546            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4547                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4548                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4549                if (fingerprintStatus != null) {
4550                    if (!fingerprintStatus.isVerified()) {
4551                        performedVerification = true;
4552                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4553                    }
4554                } else {
4555                    axolotlService.preVerifyFingerprint(contact, fingerprint);
4556                }
4557            }
4558        }
4559        return performedVerification;
4560    }
4561
4562    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
4563        final AxolotlService axolotlService = account.getAxolotlService();
4564        boolean verifiedSomething = false;
4565        for (XmppUri.Fingerprint fp : fingerprints) {
4566            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4567                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4568                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
4569                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4570                if (fingerprintStatus != null) {
4571                    if (!fingerprintStatus.isVerified()) {
4572                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4573                        verifiedSomething = true;
4574                    }
4575                } else {
4576                    axolotlService.preVerifyFingerprint(account, fingerprint);
4577                    verifiedSomething = true;
4578                }
4579            }
4580        }
4581        return verifiedSomething;
4582    }
4583
4584    public boolean blindTrustBeforeVerification() {
4585        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
4586    }
4587
4588    public ShortcutService getShortcutService() {
4589        return mShortcutService;
4590    }
4591
4592    public void pushMamPreferences(Account account, Element prefs) {
4593        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
4594        set.addChild(prefs);
4595        sendIqPacket(account, set, null);
4596    }
4597
4598    public void evictPreview(String uuid) {
4599        if (mBitmapCache.remove(uuid) != null) {
4600            Log.d(Config.LOGTAG, "deleted cached preview");
4601        }
4602    }
4603
4604    public interface OnMamPreferencesFetched {
4605        void onPreferencesFetched(Element prefs);
4606
4607        void onPreferencesFetchFailed();
4608    }
4609
4610    public interface OnAccountCreated {
4611        void onAccountCreated(Account account);
4612
4613        void informUser(int r);
4614    }
4615
4616    public interface OnMoreMessagesLoaded {
4617        void onMoreMessagesLoaded(int count, Conversation conversation);
4618
4619        void informUser(int r);
4620    }
4621
4622    public interface OnAccountPasswordChanged {
4623        void onPasswordChangeSucceeded();
4624
4625        void onPasswordChangeFailed();
4626    }
4627
4628    public interface OnRoomDestroy {
4629        void onRoomDestroySucceeded();
4630
4631        void onRoomDestroyFailed();
4632    }
4633
4634    public interface OnAffiliationChanged {
4635        void onAffiliationChangedSuccessful(Jid jid);
4636
4637        void onAffiliationChangeFailed(Jid jid, int resId);
4638    }
4639
4640    public interface OnConversationUpdate {
4641        void onConversationUpdate();
4642    }
4643
4644    public interface OnJingleRtpConnectionUpdate {
4645        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
4646
4647        void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices);
4648    }
4649
4650    public interface OnAccountUpdate {
4651        void onAccountUpdate();
4652    }
4653
4654    public interface OnCaptchaRequested {
4655        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
4656    }
4657
4658    public interface OnRosterUpdate {
4659        void onRosterUpdate();
4660    }
4661
4662    public interface OnMucRosterUpdate {
4663        void onMucRosterUpdate();
4664    }
4665
4666    public interface OnConferenceConfigurationFetched {
4667        void onConferenceConfigurationFetched(Conversation conversation);
4668
4669        void onFetchFailed(Conversation conversation, Element error);
4670    }
4671
4672    public interface OnConferenceJoined {
4673        void onConferenceJoined(Conversation conversation);
4674    }
4675
4676    public interface OnConfigurationPushed {
4677        void onPushSucceeded();
4678
4679        void onPushFailed();
4680    }
4681
4682    public interface OnShowErrorToast {
4683        void onShowErrorToast(int resId);
4684    }
4685
4686    public class XmppConnectionBinder extends Binder {
4687        public XmppConnectionService getService() {
4688            return XmppConnectionService.this;
4689        }
4690    }
4691
4692    private class InternalEventReceiver extends BroadcastReceiver {
4693
4694        @Override
4695        public void onReceive(Context context, Intent intent) {
4696            onStartCommand(intent, 0, 0);
4697        }
4698    }
4699
4700    public static class OngoingCall {
4701        private final AbstractJingleConnection.Id id;
4702        private final Set<Media> media;
4703
4704        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media) {
4705            this.id = id;
4706            this.media = media;
4707        }
4708
4709        @Override
4710        public boolean equals(Object o) {
4711            if (this == o) return true;
4712            if (o == null || getClass() != o.getClass()) return false;
4713            OngoingCall that = (OngoingCall) o;
4714            return Objects.equal(id, that.id);
4715        }
4716
4717        @Override
4718        public int hashCode() {
4719            return Objects.hashCode(id);
4720        }
4721    }
4722}