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.KeyguardManager;
   8import android.app.Notification;
   9import android.app.NotificationManager;
  10import android.app.PendingIntent;
  11import android.app.Service;
  12import android.content.BroadcastReceiver;
  13import android.content.ComponentName;
  14import android.content.Context;
  15import android.content.Intent;
  16import android.content.IntentFilter;
  17import android.content.SharedPreferences;
  18import android.content.pm.PackageManager;
  19import android.database.ContentObserver;
  20import android.graphics.Bitmap;
  21import android.graphics.drawable.BitmapDrawable;
  22import android.graphics.drawable.Drawable;
  23import android.media.AudioManager;
  24import android.net.ConnectivityManager;
  25import android.net.Network;
  26import android.net.NetworkCapabilities;
  27import android.net.NetworkInfo;
  28import android.net.Uri;
  29import android.os.Binder;
  30import android.os.Build;
  31import android.os.Bundle;
  32import android.os.Environment;
  33import android.os.IBinder;
  34import android.os.PowerManager;
  35import android.os.PowerManager.WakeLock;
  36import android.os.SystemClock;
  37import android.preference.PreferenceManager;
  38import android.provider.ContactsContract;
  39import android.security.KeyChain;
  40import android.telephony.PhoneStateListener;
  41import android.telephony.TelephonyManager;
  42import android.text.TextUtils;
  43import android.util.DisplayMetrics;
  44import android.util.Log;
  45import android.util.LruCache;
  46import android.util.Pair;
  47
  48import androidx.annotation.BoolRes;
  49import androidx.annotation.IntegerRes;
  50import androidx.core.app.RemoteInput;
  51import androidx.core.content.ContextCompat;
  52
  53import com.google.common.base.Objects;
  54import com.google.common.base.Strings;
  55
  56import org.conscrypt.Conscrypt;
  57import org.openintents.openpgp.IOpenPgpService2;
  58import org.openintents.openpgp.util.OpenPgpApi;
  59import org.openintents.openpgp.util.OpenPgpServiceConnection;
  60
  61import java.io.File;
  62import java.security.SecureRandom;
  63import java.security.Security;
  64import java.security.cert.CertificateException;
  65import java.security.cert.X509Certificate;
  66import java.util.ArrayList;
  67import java.util.Arrays;
  68import java.util.Collection;
  69import java.util.Collections;
  70import java.util.HashSet;
  71import java.util.Hashtable;
  72import java.util.Iterator;
  73import java.util.List;
  74import java.util.ListIterator;
  75import java.util.Map;
  76import java.util.Set;
  77import java.util.WeakHashMap;
  78import java.util.concurrent.CopyOnWriteArrayList;
  79import java.util.concurrent.CountDownLatch;
  80import java.util.concurrent.Executor;
  81import java.util.concurrent.Executors;
  82import java.util.concurrent.atomic.AtomicBoolean;
  83import java.util.concurrent.atomic.AtomicLong;
  84import java.util.concurrent.atomic.AtomicReference;
  85
  86import eu.siacs.conversations.Config;
  87import eu.siacs.conversations.R;
  88import eu.siacs.conversations.android.JabberIdContact;
  89import eu.siacs.conversations.crypto.OmemoSetting;
  90import eu.siacs.conversations.crypto.PgpDecryptionService;
  91import eu.siacs.conversations.crypto.PgpEngine;
  92import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  93import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  94import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
  95import eu.siacs.conversations.entities.Account;
  96import eu.siacs.conversations.entities.Blockable;
  97import eu.siacs.conversations.entities.Bookmark;
  98import eu.siacs.conversations.entities.Contact;
  99import eu.siacs.conversations.entities.Conversation;
 100import eu.siacs.conversations.entities.Conversational;
 101import eu.siacs.conversations.entities.Message;
 102import eu.siacs.conversations.entities.MucOptions;
 103import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 104import eu.siacs.conversations.entities.Presence;
 105import eu.siacs.conversations.entities.PresenceTemplate;
 106import eu.siacs.conversations.entities.Roster;
 107import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 108import eu.siacs.conversations.generator.AbstractGenerator;
 109import eu.siacs.conversations.generator.IqGenerator;
 110import eu.siacs.conversations.generator.MessageGenerator;
 111import eu.siacs.conversations.generator.PresenceGenerator;
 112import eu.siacs.conversations.http.HttpConnectionManager;
 113import eu.siacs.conversations.parser.AbstractParser;
 114import eu.siacs.conversations.parser.IqParser;
 115import eu.siacs.conversations.parser.MessageParser;
 116import eu.siacs.conversations.parser.PresenceParser;
 117import eu.siacs.conversations.persistance.DatabaseBackend;
 118import eu.siacs.conversations.persistance.FileBackend;
 119import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 120import eu.siacs.conversations.ui.RtpSessionActivity;
 121import eu.siacs.conversations.ui.SettingsActivity;
 122import eu.siacs.conversations.ui.UiCallback;
 123import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 124import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 125import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 126import eu.siacs.conversations.utils.Compatibility;
 127import eu.siacs.conversations.utils.ConversationsFileObserver;
 128import eu.siacs.conversations.utils.CryptoHelper;
 129import eu.siacs.conversations.utils.EasyOnboardingInvite;
 130import eu.siacs.conversations.utils.ExceptionHelper;
 131import eu.siacs.conversations.utils.MimeUtils;
 132import eu.siacs.conversations.utils.PhoneHelper;
 133import eu.siacs.conversations.utils.QuickLoader;
 134import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 135import eu.siacs.conversations.utils.ReplacingTaskManager;
 136import eu.siacs.conversations.utils.Resolver;
 137import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 138import eu.siacs.conversations.utils.StringUtils;
 139import eu.siacs.conversations.utils.TorServiceUtils;
 140import eu.siacs.conversations.utils.ThemeHelper;
 141import eu.siacs.conversations.utils.WakeLockHelper;
 142import eu.siacs.conversations.utils.XmppUri;
 143import eu.siacs.conversations.xml.Element;
 144import eu.siacs.conversations.xml.LocalizedContent;
 145import eu.siacs.conversations.xml.Namespace;
 146import eu.siacs.conversations.xmpp.Jid;
 147import eu.siacs.conversations.xmpp.OnBindListener;
 148import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 149import eu.siacs.conversations.xmpp.OnGatewayResult;
 150import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 151import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 152import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 153import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 154import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 155import eu.siacs.conversations.xmpp.OnStatusChanged;
 156import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 157import eu.siacs.conversations.xmpp.Patches;
 158import eu.siacs.conversations.xmpp.XmppConnection;
 159import eu.siacs.conversations.xmpp.chatstate.ChatState;
 160import eu.siacs.conversations.xmpp.forms.Data;
 161import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 162import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 163import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 164import eu.siacs.conversations.xmpp.jingle.Media;
 165import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 166import eu.siacs.conversations.xmpp.mam.MamReference;
 167import eu.siacs.conversations.xmpp.pep.Avatar;
 168import eu.siacs.conversations.xmpp.pep.PublishOptions;
 169import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 170import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 171import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 172import me.leolin.shortcutbadger.ShortcutBadger;
 173
 174public class XmppConnectionService extends Service {
 175
 176    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 177    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 178    public static final String ACTION_SNOOZE = "snooze";
 179    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 180    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION = "clear_missed_call_notification";
 181    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 182    public static final String ACTION_TRY_AGAIN = "try_again";
 183    public static final String ACTION_IDLE_PING = "idle_ping";
 184    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 185    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 186    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 187    public static final String ACTION_END_CALL = "end_call";
 188    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 189    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 190
 191    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 192
 193    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 194    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 195    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 196    private final static SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR = new SerialSingleThreadExecutor("VideoCompression");
 197    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 198    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 199    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 200    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 201    private final IBinder mBinder = new XmppConnectionBinder();
 202    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 203    private final IqGenerator mIqGenerator = new IqGenerator(this);
 204    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 205    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 206    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 207    private final OnIqPacketReceived mDefaultIqHandler = (account, packet) -> {
 208        if (packet.getType() != IqPacket.TYPE.RESULT) {
 209            Element error = packet.findChild("error");
 210            String text = error != null ? error.findChildContent("text") : null;
 211            if (text != null) {
 212                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received iq error - " + text);
 213            }
 214        }
 215    };
 216    public DatabaseBackend databaseBackend;
 217    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 218    private long mLastActivity = 0;
 219    private final FileBackend fileBackend = new FileBackend(this);
 220    private MemorizingTrustManager mMemorizingTrustManager;
 221    private final NotificationService mNotificationService = new NotificationService(this);
 222    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 223    private final ShortcutService mShortcutService = new ShortcutService(this);
 224    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 225    private final AtomicBoolean mForceForegroundService = new AtomicBoolean(false);
 226    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 227    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 228    private final OnMessagePacketReceived mMessageParser = new MessageParser(this);
 229    private final OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 230    private final IqParser mIqParser = new IqParser(this);
 231    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 232    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 233        Conversation conversation = find(getConversations(), contact);
 234        if (conversation != null) {
 235            if (online) {
 236                if (contact.getPresences().size() == 1) {
 237                    sendUnsentMessages(conversation);
 238                }
 239            }
 240        }
 241    };
 242    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 243    private List<Account> accounts;
 244    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 245    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 246    private final AvatarService mAvatarService = new AvatarService(this);
 247    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 248    private final PushManagementService mPushManagementService = new PushManagementService(this);
 249    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 250    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 251            Environment.getExternalStorageDirectory().getAbsolutePath()
 252    ) {
 253        @Override
 254        public void onEvent(final int event, final File file) {
 255            markFileDeleted(file);
 256        }
 257    };
 258    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 259
 260        @Override
 261        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 262            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 263                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 264                mJingleConnectionManager.updateProposedSessionDiscovered(
 265                        account,
 266                        to,
 267                        sessionId,
 268                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 269                );
 270            }
 271
 272
 273            final Jid bare = to.asBareJid();
 274
 275            for (final Conversation conversation : getConversations()) {
 276                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 277                    final Message message = conversation.findUnsentMessageWithUuid(id);
 278                    if (message != null) {
 279                        message.setStatus(Message.STATUS_SEND);
 280                        message.setErrorMessage(null);
 281                        databaseBackend.updateMessage(message, false);
 282                        return true;
 283                    }
 284                }
 285            }
 286            return false;
 287        }
 288    };
 289    private final AtomicBoolean isPhoneInCall = new AtomicBoolean(false);
 290    private final AtomicBoolean diallerIntegrationActive = new AtomicBoolean(false);
 291    private final PhoneStateListener phoneStateListener = new PhoneStateListener() {
 292        @Override
 293        public void onCallStateChanged(final int state, final String phoneNumber) {
 294            if (diallerIntegrationActive.get()) return;
 295            isPhoneInCall.set(state != TelephonyManager.CALL_STATE_IDLE);
 296            if (state == TelephonyManager.CALL_STATE_OFFHOOK) {
 297                mJingleConnectionManager.notifyPhoneCallStarted();
 298            }
 299        }
 300    };
 301
 302    public void setDiallerIntegrationActive(boolean active) {
 303      diallerIntegrationActive.set(active);
 304    }
 305
 306    private boolean destroyed = false;
 307
 308    private int unreadCount = -1;
 309
 310    //Ui callback listeners
 311    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 312    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 313    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 314    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 315    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 316    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 317    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 318    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 319    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 320
 321    private final Object LISTENER_LOCK = new Object();
 322
 323
 324    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 325
 326
 327    private final OnBindListener mOnBindListener = new OnBindListener() {
 328
 329        @Override
 330        public void onBind(final Account account) {
 331            synchronized (mInProgressAvatarFetches) {
 332                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 333                    final String KEY = iterator.next();
 334                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 335                        iterator.remove();
 336                    }
 337                }
 338            }
 339            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 340            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 341            if (loggedInSuccessfully || gainedFeature) {
 342                databaseBackend.updateAccount(account);
 343            }
 344
 345            if (loggedInSuccessfully) {
 346                if (!TextUtils.isEmpty(account.getDisplayName())) {
 347                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 348                    publishDisplayName(account);
 349                }
 350            }
 351
 352            account.getRoster().clearPresences();
 353            synchronized (account.inProgressConferenceJoins) {
 354                account.inProgressConferenceJoins.clear();
 355            }
 356            synchronized (account.inProgressConferencePings) {
 357                account.inProgressConferencePings.clear();
 358            }
 359            mJingleConnectionManager.notifyRebound(account);
 360            mQuickConversationsService.considerSyncBackground(false);
 361            fetchRosterFromServer(account);
 362
 363            final XmppConnection connection = account.getXmppConnection();
 364
 365            if (connection.getFeatures().bookmarks2()) {
 366                fetchBookmarks2(account);
 367            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 368                fetchBookmarks(account);
 369            }
 370            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 371            final boolean catchup = getMessageArchiveService().inCatchup(account);
 372            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 373                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 374                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 375                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 376                    }
 377                });
 378            }
 379            sendPresence(account);
 380            if (mPushManagementService.available(account)) {
 381                mPushManagementService.registerPushTokenOnServer(account);
 382            }
 383            connectMultiModeConversations(account);
 384            syncDirtyContacts(account);
 385
 386        }
 387    };
 388    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 389    private SecureRandom mRandom;
 390    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 391    private final OnStatusChanged statusListener = new OnStatusChanged() {
 392
 393        @Override
 394        public void onStatusChanged(final Account account) {
 395            XmppConnection connection = account.getXmppConnection();
 396            updateAccountUi();
 397
 398            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 399                mQuickConversationsService.signalAccountStateChange();
 400            }
 401
 402            if (account.getStatus() == Account.State.ONLINE) {
 403                synchronized (mLowPingTimeoutMode) {
 404                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 405                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 406                    }
 407                }
 408                if (account.setShowErrorNotification(true)) {
 409                    databaseBackend.updateAccount(account);
 410                }
 411                mMessageArchiveService.executePendingQueries(account);
 412                if (connection != null && connection.getFeatures().csi()) {
 413                    if (checkListeners()) {
 414                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 415                        connection.sendInactive();
 416                    } else {
 417                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 418                        connection.sendActive();
 419                    }
 420                }
 421                List<Conversation> conversations = getConversations();
 422                for (Conversation conversation : conversations) {
 423                    final boolean inProgressJoin;
 424                    synchronized (account.inProgressConferenceJoins) {
 425                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 426                    }
 427                    final boolean pendingJoin;
 428                    synchronized (account.pendingConferenceJoins) {
 429                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 430                    }
 431                    if (conversation.getAccount() == account
 432                            && !pendingJoin
 433                            && !inProgressJoin) {
 434                        sendUnsentMessages(conversation);
 435                    }
 436                }
 437                final List<Conversation> pendingLeaves;
 438                synchronized (account.pendingConferenceLeaves) {
 439                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 440                    account.pendingConferenceLeaves.clear();
 441
 442                }
 443                for (Conversation conversation : pendingLeaves) {
 444                    leaveMuc(conversation);
 445                }
 446                final List<Conversation> pendingJoins;
 447                synchronized (account.pendingConferenceJoins) {
 448                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 449                    account.pendingConferenceJoins.clear();
 450                }
 451                for (Conversation conversation : pendingJoins) {
 452                    joinMuc(conversation);
 453                }
 454                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 455            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED) {
 456                resetSendingToWaiting(account);
 457                if (account.isEnabled() && isInLowPingTimeoutMode(account)) {
 458                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 459                    reconnectAccount(account, true, false);
 460                } else {
 461                    int timeToReconnect = mRandom.nextInt(10) + 2;
 462                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 463                }
 464            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 465                databaseBackend.updateAccount(account);
 466                reconnectAccount(account, true, false);
 467            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 468                resetSendingToWaiting(account);
 469                if (connection != null && account.getStatus().isAttemptReconnect()) {
 470                    final int next = connection.getTimeToNextAttempt();
 471                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 472                    if (next <= 0) {
 473                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 474                        reconnectAccount(account, true, false);
 475                    } else {
 476                        final int attempt = connection.getAttempt() + 1;
 477                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode);
 478                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 479                    }
 480                }
 481            }
 482            getNotificationService().updateErrorNotification();
 483        }
 484    };
 485    private OpenPgpServiceConnection pgpServiceConnection;
 486    private PgpEngine mPgpEngine = null;
 487    private WakeLock wakeLock;
 488    private LruCache<String, Bitmap> mBitmapCache;
 489    private LruCache<String, Drawable> mDrawableCache;
 490    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 491    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 492
 493    private static String generateFetchKey(Account account, final Avatar avatar) {
 494        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 495    }
 496
 497    private boolean isInLowPingTimeoutMode(Account account) {
 498        synchronized (mLowPingTimeoutMode) {
 499            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 500        }
 501    }
 502
 503    public void startForcingForegroundNotification() {
 504        mForceForegroundService.set(true);
 505        toggleForegroundService();
 506    }
 507
 508    public void stopForcingForegroundNotification() {
 509        mForceForegroundService.set(false);
 510        toggleForegroundService();
 511    }
 512
 513    public boolean areMessagesInitialized() {
 514        return this.restoredFromDatabaseLatch.getCount() == 0;
 515    }
 516
 517    public PgpEngine getPgpEngine() {
 518        if (!Config.supportOpenPgp()) {
 519            return null;
 520        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 521            if (this.mPgpEngine == null) {
 522                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 523                        getApplicationContext(),
 524                        pgpServiceConnection.getService()), this);
 525            }
 526            return mPgpEngine;
 527        } else {
 528            return null;
 529        }
 530
 531    }
 532
 533    public OpenPgpApi getOpenPgpApi() {
 534        if (!Config.supportOpenPgp()) {
 535            return null;
 536        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 537            return new OpenPgpApi(this, pgpServiceConnection.getService());
 538        } else {
 539            return null;
 540        }
 541    }
 542
 543    public FileBackend getFileBackend() {
 544        return this.fileBackend;
 545    }
 546
 547    public AvatarService getAvatarService() {
 548        return this.mAvatarService;
 549    }
 550
 551    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 552        int encryption = conversation.getNextEncryption();
 553        if (encryption == Message.ENCRYPTION_PGP) {
 554            encryption = Message.ENCRYPTION_DECRYPTED;
 555        }
 556        Message message = new Message(conversation, uri.toString(), encryption);
 557        Message.configurePrivateMessage(message);
 558        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 559            getPgpEngine().encrypt(message, callback);
 560        } else {
 561            sendMessage(message);
 562            callback.success(message);
 563        }
 564    }
 565
 566    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 567        final Message message;
 568        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 569            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 570        } else {
 571            message = new Message(conversation, "", conversation.getNextEncryption());
 572        }
 573        if (!Message.configurePrivateFileMessage(message)) {
 574            message.setCounterpart(conversation.getNextCounterpart());
 575            message.setType(Message.TYPE_FILE);
 576        }
 577        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 578        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 579        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 580        if (runnable.isVideoMessage()) {
 581            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 582        } else {
 583            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 584        }
 585    }
 586
 587    public void attachImageToConversation(final Conversation conversation, final Uri uri,  final String type, final UiCallback<Message> callback) {
 588        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 589        final String compressPictures = getCompressPicturesPreference();
 590
 591        if ("never".equals(compressPictures)
 592                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 593                || (mimeType != null && mimeType.endsWith("/gif"))
 594                || getFileBackend().unusualBounds(uri)) {
 595            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 596            attachFileToConversation(conversation, uri, mimeType, callback);
 597            return;
 598        }
 599        final Message message;
 600        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 601            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 602        } else {
 603            message = new Message(conversation, "", conversation.getNextEncryption());
 604        }
 605        if (!Message.configurePrivateFileMessage(message)) {
 606            message.setCounterpart(conversation.getNextCounterpart());
 607            message.setType(Message.TYPE_IMAGE);
 608        }
 609        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 610        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 611            try {
 612                getFileBackend().copyImageToPrivateStorage(message, uri);
 613            } catch (FileBackend.ImageCompressionException e) {
 614                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 615                attachFileToConversation(conversation, uri, mimeType, callback);
 616                return;
 617            } catch (final FileBackend.FileCopyException e) {
 618                callback.error(e.getResId(), message);
 619                return;
 620            }
 621            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 622                final PgpEngine pgpEngine = getPgpEngine();
 623                if (pgpEngine != null) {
 624                    pgpEngine.encrypt(message, callback);
 625                } else if (callback != null) {
 626                    callback.error(R.string.unable_to_connect_to_keychain, null);
 627                }
 628            } else {
 629                sendMessage(message);
 630                callback.success(message);
 631            }
 632        });
 633    }
 634
 635    public Conversation find(Bookmark bookmark) {
 636        return find(bookmark.getAccount(), bookmark.getJid());
 637    }
 638
 639    public Conversation find(final Account account, final Jid jid) {
 640        return find(getConversations(), account, jid);
 641    }
 642
 643    public boolean isMuc(final Account account, final Jid jid) {
 644        final Conversation c = find(account, jid);
 645        return c != null && c.getMode() == Conversational.MODE_MULTI;
 646    }
 647
 648    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 649        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 650    }
 651
 652    @Override
 653    public int onStartCommand(Intent intent, int flags, int startId) {
 654        final String action = intent == null ? null : intent.getAction();
 655        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(EventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 656        if (needsForegroundService) {
 657            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 658            toggleForegroundService(true);
 659        }
 660        String pushedAccountHash = null;
 661        boolean interactive = false;
 662        if (action != null) {
 663            final String uuid = intent.getStringExtra("uuid");
 664            switch (action) {
 665                case QuickConversationsService.SMS_RETRIEVED_ACTION:
 666                    mQuickConversationsService.handleSmsReceived(intent);
 667                    break;
 668                case ConnectivityManager.CONNECTIVITY_ACTION:
 669                    if (hasInternetConnection()) {
 670                        if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 671                            schedulePostConnectivityChange();
 672                        }
 673                        if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 674                            resetAllAttemptCounts(true, false);
 675                        }
 676                        Resolver.clearCache();
 677                    }
 678                    break;
 679                case Intent.ACTION_SHUTDOWN:
 680                    logoutAndSave(true);
 681                    return START_NOT_STICKY;
 682                case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 683                    mNotificationExecutor.execute(() -> {
 684                        try {
 685                            final Conversation c = findConversationByUuid(uuid);
 686                            if (c != null) {
 687                                mNotificationService.clearMessages(c);
 688                            } else {
 689                                mNotificationService.clearMessages();
 690                            }
 691                            restoredFromDatabaseLatch.await();
 692
 693                        } catch (InterruptedException e) {
 694                            Log.d(Config.LOGTAG, "unable to process clear message notification");
 695                        }
 696                    });
 697                    break;
 698                case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 699                    mNotificationExecutor.execute(() -> {
 700                        try {
 701                            final Conversation c = findConversationByUuid(uuid);
 702                            if (c != null) {
 703                                mNotificationService.clearMissedCalls(c);
 704                            } else {
 705                                mNotificationService.clearMissedCalls();
 706                            }
 707                            restoredFromDatabaseLatch.await();
 708
 709                        } catch (InterruptedException e) {
 710                            Log.d(Config.LOGTAG, "unable to process clear missed call notification");
 711                        }
 712                    });
 713                    break;
 714                case ACTION_DISMISS_CALL: {
 715                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 716                    Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 717                    mJingleConnectionManager.rejectRtpSession(sessionId);
 718                    break;
 719                }
 720                case TorServiceUtils.ACTION_STATUS:
 721                    final String status = intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 722                    //TODO port and host are in 'extras' - but this may not be a reliable source?
 723                    if ("ON".equals(status)) {
 724                        handleOrbotStartedEvent();
 725                        return START_STICKY;
 726                    }
 727                    break;
 728                case ACTION_END_CALL: {
 729                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 730                    Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 731                    mJingleConnectionManager.endRtpSession(sessionId);
 732                }
 733                break;
 734                case ACTION_PROVISION_ACCOUNT: {
 735                    final String address = intent.getStringExtra("address");
 736                    final String password = intent.getStringExtra("password");
 737                    if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 738                        break;
 739                    }
 740                    provisionAccount(address, password);
 741                    break;
 742                }
 743                case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 744                    dismissErrorNotifications();
 745                    break;
 746                case ACTION_TRY_AGAIN:
 747                    resetAllAttemptCounts(false, true);
 748                    interactive = true;
 749                    break;
 750                case ACTION_REPLY_TO_CONVERSATION:
 751                    Bundle remoteInput = RemoteInput.getResultsFromIntent(intent);
 752                    if (remoteInput == null) {
 753                        break;
 754                    }
 755                    final CharSequence body = remoteInput.getCharSequence("text_reply");
 756                    final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 757                    final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 758                    if (body == null || body.length() <= 0) {
 759                        break;
 760                    }
 761                    mNotificationExecutor.execute(() -> {
 762                        try {
 763                            restoredFromDatabaseLatch.await();
 764                            final Conversation c = findConversationByUuid(uuid);
 765                            if (c != null) {
 766                                directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 767                            }
 768                        } catch (InterruptedException e) {
 769                            Log.d(Config.LOGTAG, "unable to process direct reply");
 770                        }
 771                    });
 772                    break;
 773                case ACTION_MARK_AS_READ:
 774                    mNotificationExecutor.execute(() -> {
 775                        final Conversation c = findConversationByUuid(uuid);
 776                        if (c == null) {
 777                            Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 778                            return;
 779                        }
 780                        try {
 781                            restoredFromDatabaseLatch.await();
 782                            sendReadMarker(c, null);
 783                        } catch (InterruptedException e) {
 784                            Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 785                        }
 786
 787                    });
 788                    break;
 789                case ACTION_SNOOZE:
 790                    mNotificationExecutor.execute(() -> {
 791                        final Conversation c = findConversationByUuid(uuid);
 792                        if (c == null) {
 793                            Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 794                            return;
 795                        }
 796                        c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 797                        mNotificationService.clearMessages(c);
 798                        updateConversation(c);
 799                    });
 800                case AudioManager.RINGER_MODE_CHANGED_ACTION:
 801                case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 802                    if (dndOnSilentMode()) {
 803                        refreshAllPresences();
 804                    }
 805                    break;
 806                case Intent.ACTION_SCREEN_ON:
 807                    deactivateGracePeriod();
 808                case Intent.ACTION_USER_PRESENT:
 809                case Intent.ACTION_SCREEN_OFF:
 810                    if (awayWhenScreenLocked()) {
 811                        refreshAllPresences();
 812                    }
 813                    break;
 814                case ACTION_FCM_TOKEN_REFRESH:
 815                    refreshAllFcmTokens();
 816                    break;
 817                case ACTION_IDLE_PING:
 818                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 819                        scheduleNextIdlePing();
 820                    }
 821                    break;
 822                case ACTION_FCM_MESSAGE_RECEIVED:
 823                    pushedAccountHash = intent.getStringExtra("account");
 824                    Log.d(Config.LOGTAG, "push message arrived in service. account=" + pushedAccountHash);
 825                    break;
 826                case Intent.ACTION_SEND:
 827                    Uri uri = intent.getData();
 828                    if (uri != null) {
 829                        Log.d(Config.LOGTAG, "received uri permission for " + uri.toString());
 830                    }
 831                    return START_STICKY;
 832            }
 833        }
 834        synchronized (this) {
 835            WakeLockHelper.acquire(wakeLock);
 836            boolean pingNow = ConnectivityManager.CONNECTIVITY_ACTION.equals(action) || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0 && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 837            final HashSet<Account> pingCandidates = new HashSet<>();
 838            final String androidId = PhoneHelper.getAndroidId(this);
 839            for (Account account : accounts) {
 840                final boolean pushWasMeantForThisAccount = CryptoHelper.getAccountFingerprint(account, androidId).equals(pushedAccountHash);
 841                pingNow |= processAccountState(account,
 842                        interactive,
 843                        "ui".equals(action),
 844                        pushWasMeantForThisAccount,
 845                        pingCandidates);
 846            }
 847            if (pingNow) {
 848                for (Account account : pingCandidates) {
 849                    final boolean lowTimeout = isInLowPingTimeoutMode(account);
 850                    account.getXmppConnection().sendPing();
 851                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + " send ping (action=" + action + ",lowTimeout=" + lowTimeout + ")");
 852                    scheduleWakeUpCall(lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT, account.getUuid().hashCode());
 853                }
 854            }
 855            WakeLockHelper.release(wakeLock);
 856        }
 857        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 858            expireOldMessages();
 859        }
 860        return START_STICKY;
 861    }
 862
 863    private void handleOrbotStartedEvent() {
 864        for (final Account account : accounts) {
 865            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
 866                reconnectAccount(account, true, false);
 867            }
 868        }
 869    }
 870
 871    private boolean processAccountState(Account account, boolean interactive, boolean isUiAction, boolean isAccountPushed, HashSet<Account> pingCandidates) {
 872        boolean pingNow = false;
 873        if (account.getStatus().isAttemptReconnect()) {
 874            if (!hasInternetConnection()) {
 875                account.setStatus(Account.State.NO_INTERNET);
 876                if (statusListener != null) {
 877                    statusListener.onStatusChanged(account);
 878                }
 879            } else {
 880                if (account.getStatus() == Account.State.NO_INTERNET) {
 881                    account.setStatus(Account.State.OFFLINE);
 882                    if (statusListener != null) {
 883                        statusListener.onStatusChanged(account);
 884                    }
 885                }
 886                if (account.getStatus() == Account.State.ONLINE) {
 887                    synchronized (mLowPingTimeoutMode) {
 888                        long lastReceived = account.getXmppConnection().getLastPacketReceived();
 889                        long lastSent = account.getXmppConnection().getLastPingSent();
 890                        long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 891                        long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 892                        int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 893                        long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 894                        if (lastSent > lastReceived) {
 895                            if (pingTimeoutIn < 0) {
 896                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
 897                                this.reconnectAccount(account, true, interactive);
 898                            } else {
 899                                int secs = (int) (pingTimeoutIn / 1000);
 900                                this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
 901                            }
 902                        } else {
 903                            pingCandidates.add(account);
 904                            if (isAccountPushed) {
 905                                pingNow = true;
 906                                if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
 907                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
 908                                }
 909                            } else if (msToNextPing <= 0) {
 910                                pingNow = true;
 911                            } else {
 912                                this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
 913                                if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 914                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 915                                }
 916                            }
 917                        }
 918                    }
 919                } else if (account.getStatus() == Account.State.OFFLINE) {
 920                    reconnectAccount(account, true, interactive);
 921                } else if (account.getStatus() == Account.State.CONNECTING) {
 922                    long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
 923                    long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
 924                    long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
 925                    long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
 926                    if (timeout < 0) {
 927                        Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
 928                        account.getXmppConnection().resetAttemptCount(false);
 929                        reconnectAccount(account, true, interactive);
 930                    } else if (discoTimeout < 0) {
 931                        account.getXmppConnection().sendDiscoTimeout();
 932                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 933                    } else {
 934                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 935                    }
 936                } else {
 937                    if (account.getXmppConnection().getTimeToNextAttempt() <= 0) {
 938                        reconnectAccount(account, true, interactive);
 939                    }
 940                }
 941            }
 942        }
 943        return pingNow;
 944    }
 945
 946    public void reinitializeMuclumbusService() {
 947        mChannelDiscoveryService.initializeMuclumbusService();
 948    }
 949
 950    public void discoverChannels(String query, ChannelDiscoveryService.Method method, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
 951        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
 952    }
 953
 954    public boolean isDataSaverDisabled() {
 955        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
 956            ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
 957            return !connectivityManager.isActiveNetworkMetered()
 958                    || connectivityManager.getRestrictBackgroundStatus() == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
 959        } else {
 960            return true;
 961        }
 962    }
 963
 964    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
 965        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
 966        final Message message = new Message(conversation, body, conversation.getNextEncryption());
 967        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
 968            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
 969        }
 970        message.markUnread();
 971        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
 972            getPgpEngine().encrypt(message, new UiCallback<Message>() {
 973                @Override
 974                public void success(Message message) {
 975                    if (dismissAfterReply) {
 976                        markRead((Conversation) message.getConversation(), true);
 977                    } else {
 978                        mNotificationService.pushFromDirectReply(message);
 979                    }
 980                }
 981
 982                @Override
 983                public void error(int errorCode, Message object) {
 984
 985                }
 986
 987                @Override
 988                public void userInputRequired(PendingIntent pi, Message object) {
 989
 990                }
 991            });
 992        } else {
 993            sendMessage(message);
 994            if (dismissAfterReply) {
 995                markRead(conversation, true);
 996            } else {
 997                mNotificationService.pushFromDirectReply(message);
 998            }
 999        }
1000    }
1001
1002    private boolean dndOnSilentMode() {
1003        return getBooleanPreference(SettingsActivity.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1004    }
1005
1006    private boolean manuallyChangePresence() {
1007        return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1008    }
1009
1010    private boolean treatVibrateAsSilent() {
1011        return getBooleanPreference(SettingsActivity.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1012    }
1013
1014    private boolean awayWhenScreenLocked() {
1015        return getBooleanPreference(SettingsActivity.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1016    }
1017
1018    private String getCompressPicturesPreference() {
1019        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1020    }
1021
1022    private Presence.Status getTargetPresence() {
1023        if (dndOnSilentMode() && isPhoneSilenced()) {
1024            return Presence.Status.DND;
1025        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1026            return Presence.Status.AWAY;
1027        } else {
1028            return Presence.Status.ONLINE;
1029        }
1030    }
1031
1032    public boolean isScreenLocked() {
1033        final KeyguardManager keyguardManager = (KeyguardManager) getSystemService(Context.KEYGUARD_SERVICE);
1034        final PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
1035        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1036        final boolean interactive = powerManager != null && powerManager.isInteractive();
1037        return locked || !interactive;
1038    }
1039
1040    private boolean isPhoneSilenced() {
1041        final boolean notificationDnd;
1042        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1043            final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1044            final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1045            notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1046        } else {
1047            notificationDnd = false;
1048        }
1049        final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
1050        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1051        try {
1052            if (treatVibrateAsSilent()) {
1053                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1054            } else {
1055                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1056            }
1057        } catch (Throwable throwable) {
1058            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1059            return notificationDnd;
1060        }
1061    }
1062
1063    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1064        Log.d(Config.LOGTAG, "resetting all attempt counts");
1065        for (Account account : accounts) {
1066            if (account.hasErrorStatus() || reallyAll) {
1067                final XmppConnection connection = account.getXmppConnection();
1068                if (connection != null) {
1069                    connection.resetAttemptCount(retryImmediately);
1070                }
1071            }
1072            if (account.setShowErrorNotification(true)) {
1073                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1074            }
1075        }
1076        mNotificationService.updateErrorNotification();
1077    }
1078
1079    private void dismissErrorNotifications() {
1080        for (final Account account : this.accounts) {
1081            if (account.hasErrorStatus()) {
1082                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1083                if (account.setShowErrorNotification(false)) {
1084                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1085                }
1086            }
1087        }
1088    }
1089
1090    private void expireOldMessages() {
1091        expireOldMessages(false);
1092    }
1093
1094    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1095        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1096        mDatabaseWriterExecutor.execute(() -> {
1097            long timestamp = getAutomaticMessageDeletionDate();
1098            if (timestamp > 0) {
1099                databaseBackend.expireOldMessages(timestamp);
1100                synchronized (XmppConnectionService.this.conversations) {
1101                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1102                        conversation.expireOldMessages(timestamp);
1103                        if (resetHasMessagesLeftOnServer) {
1104                            conversation.messagesLoaded.set(true);
1105                            conversation.setHasMessagesLeftOnServer(true);
1106                        }
1107                    }
1108                }
1109                updateConversationUi();
1110            }
1111        });
1112    }
1113
1114    public boolean hasInternetConnection() {
1115        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1116        if (cm == null) {
1117            return true; //if internet connection can not be checked it is probably best to just try
1118        }
1119        try {
1120            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1121                final Network activeNetwork = cm.getActiveNetwork();
1122                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1123                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1124            } else {
1125                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1126                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1127            }
1128        } catch (final RuntimeException e) {
1129            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1130            return true; //if internet connection can not be checked it is probably best to just try
1131        }
1132    }
1133
1134    @SuppressLint("TrulyRandom")
1135    @Override
1136    public void onCreate() {
1137        setTheme(ThemeHelper.find(this));
1138        if (Compatibility.runsTwentySix()) {
1139            mNotificationService.initializeChannels();
1140        }
1141        mChannelDiscoveryService.initializeMuclumbusService();
1142        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1143        toggleForegroundService();
1144        this.destroyed = false;
1145        OmemoSetting.load(this);
1146        ExceptionHelper.init(getApplicationContext());
1147        try {
1148            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1149        } catch (Throwable throwable) {
1150            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1151        }
1152        Resolver.init(this);
1153        this.mRandom = new SecureRandom();
1154        updateMemorizingTrustmanager();
1155        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1156        final int cacheSize = maxMemory / 9;
1157        this.mBitmapCache = new LruCache<String, Bitmap>(cacheSize) {
1158            @Override
1159            protected int sizeOf(final String key, final Bitmap bitmap) {
1160                return bitmap.getByteCount() / 1024;
1161            }
1162        };
1163        this.mDrawableCache = new LruCache<String, Drawable>(cacheSize) {
1164            @Override
1165            protected int sizeOf(final String key, final Drawable drawable) {
1166                if (drawable instanceof BitmapDrawable) {
1167                    return ((BitmapDrawable) drawable).getBitmap().getByteCount() / 1024;
1168                } else {
1169                    return drawable.getIntrinsicWidth() * drawable.getIntrinsicHeight() * 40 / 1024;
1170                }
1171            }
1172        };
1173        if (mLastActivity == 0) {
1174            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1175        }
1176
1177        Log.d(Config.LOGTAG, "initializing database...");
1178        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1179        Log.d(Config.LOGTAG, "restoring accounts...");
1180        this.accounts = databaseBackend.getAccounts();
1181        final SharedPreferences.Editor editor = getPreferences().edit();
1182        if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) {
1183            editor.putBoolean(SettingsActivity.KEEP_FOREGROUND_SERVICE, true);
1184            Log.d(Config.LOGTAG, Build.MANUFACTURER + " is on blacklist. enabling foreground service");
1185        }
1186        final boolean hasEnabledAccounts = hasEnabledAccounts();
1187        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1188        editor.apply();
1189        toggleSetProfilePictureActivity(hasEnabledAccounts);
1190
1191        restoreFromDatabase();
1192
1193        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
1194            startContactObserver();
1195        }
1196        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1197        if (Compatibility.hasStoragePermission(this)) {
1198            Log.d(Config.LOGTAG, "starting file observer");
1199            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1200            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1201        }
1202        if (Config.supportOpenPgp()) {
1203            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1204                @Override
1205                public void onBound(IOpenPgpService2 service) {
1206                    for (Account account : accounts) {
1207                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1208                        if (pgp != null) {
1209                            pgp.continueDecryption(true);
1210                        }
1211                    }
1212                }
1213
1214                @Override
1215                public void onError(Exception e) {
1216                }
1217            });
1218            this.pgpServiceConnection.bindToService();
1219        }
1220
1221        final PowerManager pm = ContextCompat.getSystemService(this, PowerManager.class);
1222        this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1223
1224        toggleForegroundService();
1225        updateUnreadCountBadge();
1226        toggleScreenEventReceiver();
1227        final IntentFilter intentFilter = new IntentFilter();
1228        intentFilter.addAction(TorServiceUtils.ACTION_STATUS);
1229        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1230            scheduleNextIdlePing();
1231            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1232                intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1233            }
1234            intentFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1235        }
1236        registerReceiver(this.mInternalEventReceiver, intentFilter);
1237        mForceDuringOnCreate.set(false);
1238        toggleForegroundService();
1239        setupPhoneStateListener();
1240    }
1241
1242
1243    private void setupPhoneStateListener() {
1244        final TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
1245        if (telephonyManager != null) {
1246            telephonyManager.listen(phoneStateListener, PhoneStateListener.LISTEN_CALL_STATE);
1247        }
1248    }
1249
1250    public boolean isPhoneInCall() {
1251        return isPhoneInCall.get();
1252    }
1253
1254    private void checkForDeletedFiles() {
1255        if (destroyed) {
1256            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1257            return;
1258        }
1259        final long start = SystemClock.elapsedRealtime();
1260        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1261        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1262        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1263            if (destroyed) {
1264                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1265                return;
1266            }
1267            final File file = fileBackend.getFileForPath(filePath.path);
1268            if (filePath.setDeleted(!file.exists())) {
1269                changed.add(filePath);
1270            }
1271        }
1272        final long duration = SystemClock.elapsedRealtime() - start;
1273        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1274        if (changed.size() > 0) {
1275            databaseBackend.markFilesAsChanged(changed);
1276            markChangedFiles(changed);
1277        }
1278    }
1279
1280    public void startContactObserver() {
1281        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1282            @Override
1283            public void onChange(boolean selfChange) {
1284                super.onChange(selfChange);
1285                if (restoredFromDatabaseLatch.getCount() == 0) {
1286                    loadPhoneContacts();
1287                }
1288            }
1289        });
1290    }
1291
1292    @Override
1293    public void onTrimMemory(int level) {
1294        super.onTrimMemory(level);
1295        if (level >= TRIM_MEMORY_COMPLETE) {
1296            Log.d(Config.LOGTAG, "clear cache due to low memory");
1297            getBitmapCache().evictAll();
1298        }
1299    }
1300
1301    @Override
1302    public void onDestroy() {
1303        try {
1304            unregisterReceiver(this.mInternalEventReceiver);
1305            unregisterReceiver(this.mInternalScreenEventReceiver);
1306        } catch (final IllegalArgumentException e) {
1307            //ignored
1308        }
1309        destroyed = false;
1310        fileObserver.stopWatching();
1311        super.onDestroy();
1312    }
1313
1314    public void restartFileObserver() {
1315        Log.d(Config.LOGTAG, "restarting file observer");
1316        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1317        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1318    }
1319
1320    public void toggleScreenEventReceiver() {
1321        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1322            final IntentFilter filter = new IntentFilter();
1323            filter.addAction(Intent.ACTION_SCREEN_ON);
1324            filter.addAction(Intent.ACTION_SCREEN_OFF);
1325            filter.addAction(Intent.ACTION_USER_PRESENT);
1326            registerReceiver(this.mInternalScreenEventReceiver, filter);
1327        } else {
1328            try {
1329                unregisterReceiver(this.mInternalScreenEventReceiver);
1330            } catch (IllegalArgumentException e) {
1331                //ignored
1332            }
1333        }
1334    }
1335
1336    public void toggleForegroundService() {
1337        toggleForegroundService(false);
1338    }
1339
1340    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1341        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1342        toggleForegroundService(false);
1343    }
1344
1345    public void removeOngoingCall() {
1346        ongoingCall.set(null);
1347        toggleForegroundService(false);
1348    }
1349
1350    private void toggleForegroundService(boolean force) {
1351        final boolean status;
1352        final OngoingCall ongoing = ongoingCall.get();
1353        if (force || mForceDuringOnCreate.get() || mForceForegroundService.get() || ongoing != null || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1354            final Notification notification;
1355            final int id;
1356            if (ongoing != null) {
1357                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1358                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1359                startForeground(id, notification);
1360                mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1361            } else {
1362                notification = this.mNotificationService.createForegroundNotification();
1363                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1364                startForeground(id, notification);
1365            }
1366
1367            if (!mForceForegroundService.get()) {
1368                mNotificationService.notify(id, notification);
1369            }
1370            status = true;
1371        } else {
1372            stopForeground(true);
1373            status = false;
1374        }
1375        if (!mForceForegroundService.get()) {
1376            mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1377        }
1378        if (ongoing == null) {
1379            mNotificationService.cancel(NotificationService.ONGOING_CALL_NOTIFICATION_ID);
1380        }
1381        Log.d(Config.LOGTAG, "ForegroundService: " + (status ? "on" : "off"));
1382    }
1383
1384    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1385        return !mForceForegroundService.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1386    }
1387
1388    @Override
1389    public void onTaskRemoved(final Intent rootIntent) {
1390        super.onTaskRemoved(rootIntent);
1391        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mForceForegroundService.get() || ongoingCall.get() != null) {
1392            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1393        } else {
1394            this.logoutAndSave(false);
1395        }
1396    }
1397
1398    private void logoutAndSave(boolean stop) {
1399        int activeAccounts = 0;
1400        for (final Account account : accounts) {
1401            if (account.getStatus() != Account.State.DISABLED) {
1402                databaseBackend.writeRoster(account.getRoster());
1403                activeAccounts++;
1404            }
1405            if (account.getXmppConnection() != null) {
1406                new Thread(() -> disconnect(account, false)).start();
1407            }
1408        }
1409        if (stop || activeAccounts == 0) {
1410            Log.d(Config.LOGTAG, "good bye");
1411            stopSelf();
1412        }
1413    }
1414
1415    private void schedulePostConnectivityChange() {
1416        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1417        if (alarmManager == null) {
1418            return;
1419        }
1420        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1421        final Intent intent = new Intent(this, EventReceiver.class);
1422        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1423        try {
1424            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, 0);
1425            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1426                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1427            } else {
1428                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1429            }
1430        } catch (RuntimeException e) {
1431            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1432        }
1433    }
1434
1435    public void scheduleWakeUpCall(int seconds, int requestCode) {
1436        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000;
1437        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1438        if (alarmManager == null) {
1439            return;
1440        }
1441        final Intent intent = new Intent(this, EventReceiver.class);
1442        intent.setAction("ping");
1443        try {
1444            PendingIntent pendingIntent = PendingIntent.getBroadcast(this, requestCode, intent, 0);
1445            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1446        } catch (RuntimeException e) {
1447            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1448        }
1449    }
1450
1451    @TargetApi(Build.VERSION_CODES.M)
1452    private void scheduleNextIdlePing() {
1453        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1454        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1455        if (alarmManager == null) {
1456            return;
1457        }
1458        final Intent intent = new Intent(this, EventReceiver.class);
1459        intent.setAction(ACTION_IDLE_PING);
1460        try {
1461            PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0);
1462            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1463        } catch (RuntimeException e) {
1464            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1465        }
1466    }
1467
1468    public XmppConnection createConnection(final Account account) {
1469        final XmppConnection connection = new XmppConnection(account, this);
1470        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1471        connection.setOnStatusChangedListener(this.statusListener);
1472        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1473        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1474        connection.setOnJinglePacketReceivedListener(((a, jp) -> mJingleConnectionManager.deliverPacket(a, jp)));
1475        connection.setOnBindListener(this.mOnBindListener);
1476        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1477        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1478        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1479        AxolotlService axolotlService = account.getAxolotlService();
1480        if (axolotlService != null) {
1481            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1482        }
1483        return connection;
1484    }
1485
1486    public void sendChatState(Conversation conversation) {
1487        if (sendChatStates()) {
1488            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1489            sendMessagePacket(conversation.getAccount(), packet);
1490        }
1491    }
1492
1493    private void sendFileMessage(final Message message, final boolean delay) {
1494        Log.d(Config.LOGTAG, "send file message");
1495        final Account account = message.getConversation().getAccount();
1496        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1497                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1498            mHttpConnectionManager.createNewUploadConnection(message, delay);
1499        } else {
1500            mJingleConnectionManager.startJingleFileTransfer(message);
1501        }
1502    }
1503
1504    public void sendMessage(final Message message) {
1505        sendMessage(message, false, false);
1506    }
1507
1508    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1509        final Account account = message.getConversation().getAccount();
1510        if (account.setShowErrorNotification(true)) {
1511            databaseBackend.updateAccount(account);
1512            mNotificationService.updateErrorNotification();
1513        }
1514        final Conversation conversation = (Conversation) message.getConversation();
1515        account.deactivateGracePeriod();
1516
1517
1518        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1519            final Contact contact = conversation.getContact();
1520            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1521                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1522                createContact(contact, true);
1523            }
1524        }
1525
1526        MessagePacket packet = null;
1527        final boolean addToConversation = (conversation.getMode() != Conversation.MODE_MULTI
1528                || !Patches.BAD_MUC_REFLECTION.contains(account.getServerIdentity()))
1529                && !message.edited();
1530        boolean saveInDb = addToConversation;
1531        message.setStatus(Message.STATUS_WAITING);
1532
1533        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1534            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1535                databaseBackend.updateConversation(conversation);
1536            }
1537        }
1538
1539        final boolean inProgressJoin = isJoinInProgress(conversation);
1540
1541
1542        if (account.isOnlineAndConnected() && !inProgressJoin) {
1543            switch (message.getEncryption()) {
1544                case Message.ENCRYPTION_NONE:
1545                    if (message.needsUploading()) {
1546                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1547                                || conversation.getMode() == Conversation.MODE_MULTI
1548                                || message.fixCounterpart()) {
1549                            this.sendFileMessage(message, delay);
1550                        } else {
1551                            break;
1552                        }
1553                    } else {
1554                        packet = mMessageGenerator.generateChat(message);
1555                    }
1556                    break;
1557                case Message.ENCRYPTION_PGP:
1558                case Message.ENCRYPTION_DECRYPTED:
1559                    if (message.needsUploading()) {
1560                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1561                                || conversation.getMode() == Conversation.MODE_MULTI
1562                                || message.fixCounterpart()) {
1563                            this.sendFileMessage(message, delay);
1564                        } else {
1565                            break;
1566                        }
1567                    } else {
1568                        packet = mMessageGenerator.generatePgpChat(message);
1569                    }
1570                    break;
1571                case Message.ENCRYPTION_AXOLOTL:
1572                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1573                    if (message.needsUploading()) {
1574                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1575                                || conversation.getMode() == Conversation.MODE_MULTI
1576                                || message.fixCounterpart()) {
1577                            this.sendFileMessage(message, delay);
1578                        } else {
1579                            break;
1580                        }
1581                    } else {
1582                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1583                        if (axolotlMessage == null) {
1584                            account.getAxolotlService().preparePayloadMessage(message, delay);
1585                        } else {
1586                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1587                        }
1588                    }
1589                    break;
1590
1591            }
1592            if (packet != null) {
1593                if (account.getXmppConnection().getFeatures().sm()
1594                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1595                    message.setStatus(Message.STATUS_UNSEND);
1596                } else {
1597                    message.setStatus(Message.STATUS_SEND);
1598                }
1599            }
1600        } else {
1601            switch (message.getEncryption()) {
1602                case Message.ENCRYPTION_DECRYPTED:
1603                    if (!message.needsUploading()) {
1604                        String pgpBody = message.getEncryptedBody();
1605                        String decryptedBody = message.getBody();
1606                        message.setBody(pgpBody); //TODO might throw NPE
1607                        message.setEncryption(Message.ENCRYPTION_PGP);
1608                        if (message.edited()) {
1609                            message.setBody(decryptedBody);
1610                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1611                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1612                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1613                            }
1614                            updateConversationUi();
1615                            return;
1616                        } else {
1617                            databaseBackend.createMessage(message);
1618                            saveInDb = false;
1619                            message.setBody(decryptedBody);
1620                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1621                        }
1622                    }
1623                    break;
1624                case Message.ENCRYPTION_AXOLOTL:
1625                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1626                    break;
1627            }
1628        }
1629
1630
1631        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1632        if (mucMessage) {
1633            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1634        }
1635
1636        if (resend) {
1637            if (packet != null && addToConversation) {
1638                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1639                    markMessage(message, Message.STATUS_UNSEND);
1640                } else {
1641                    markMessage(message, Message.STATUS_SEND);
1642                }
1643            }
1644        } else {
1645            if (addToConversation) {
1646                conversation.add(message);
1647            }
1648            if (saveInDb) {
1649                databaseBackend.createMessage(message);
1650            } else if (message.edited()) {
1651                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1652                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1653                }
1654            }
1655            updateConversationUi();
1656        }
1657        if (packet != null) {
1658            if (delay) {
1659                mMessageGenerator.addDelay(packet, message.getTimeSent());
1660            }
1661            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1662                if (this.sendChatStates()) {
1663                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1664                }
1665            }
1666            sendMessagePacket(account, packet);
1667        }
1668    }
1669
1670    private boolean isJoinInProgress(final Conversation conversation) {
1671        final Account account = conversation.getAccount();
1672        synchronized (account.inProgressConferenceJoins) {
1673            if (conversation.getMode() == Conversational.MODE_MULTI) {
1674                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1675                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1676                final boolean inProgressJoin = inProgress || pending;
1677                if (inProgressJoin) {
1678                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1679                }
1680                return inProgressJoin;
1681            } else {
1682                return false;
1683            }
1684        }
1685    }
1686
1687    private void sendUnsentMessages(final Conversation conversation) {
1688        conversation.findWaitingMessages(message -> resendMessage(message, true));
1689    }
1690
1691    public void resendMessage(final Message message, final boolean delay) {
1692        sendMessage(message, true, delay);
1693    }
1694
1695    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
1696        final XmppConnection connection = account.getXmppConnection();
1697        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
1698        if (jid == null) {
1699            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
1700            return;
1701        }
1702        final IqPacket request = new IqPacket(IqPacket.TYPE.SET);
1703        request.setTo(jid);
1704        final Element command = request.addChild("command", Namespace.COMMANDS);
1705        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
1706        command.setAttribute("action", "execute");
1707        sendIqPacket(account, request, (a, response) -> {
1708            if (response.getType() == IqPacket.TYPE.RESULT) {
1709                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
1710                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
1711                if (x != null) {
1712                    final Data data = Data.parse(x);
1713                    final String uri = data.getValue("uri");
1714                    final String landingUrl = data.getValue("landing-url");
1715                    if (uri != null) {
1716                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
1717                        callback.inviteRequested(invite);
1718                        return;
1719                    }
1720                }
1721                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
1722                Log.d(Config.LOGTAG, response.toString());
1723            } else if (response.getType() == IqPacket.TYPE.ERROR) {
1724                callback.inviteRequestFailed(IqParser.errorMessage(response));
1725            } else {
1726                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
1727            }
1728        });
1729
1730    }
1731
1732    public void fetchRosterFromServer(final Account account) {
1733        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1734        if (!"".equals(account.getRosterVersion())) {
1735            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1736                    + ": fetching roster version " + account.getRosterVersion());
1737        } else {
1738            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1739        }
1740        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1741        sendIqPacket(account, iqPacket, mIqParser);
1742    }
1743
1744    public void fetchBookmarks(final Account account) {
1745        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1746        final Element query = iqPacket.query("jabber:iq:private");
1747        query.addChild("storage", Namespace.BOOKMARKS);
1748        final OnIqPacketReceived callback = (a, response) -> {
1749            if (response.getType() == IqPacket.TYPE.RESULT) {
1750                final Element query1 = response.query();
1751                final Element storage = query1.findChild("storage", "storage:bookmarks");
1752                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1753                processBookmarksInitial(a, bookmarks, false);
1754            } else {
1755                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1756            }
1757        };
1758        sendIqPacket(account, iqPacket, callback);
1759    }
1760
1761    public void fetchBookmarks2(final Account account) {
1762        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1763        sendIqPacket(account, retrieve, new OnIqPacketReceived() {
1764            @Override
1765            public void onIqPacketReceived(final Account account, final IqPacket response) {
1766                if (response.getType() == IqPacket.TYPE.RESULT) {
1767                    final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1768                    final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
1769                    processBookmarksInitial(account, bookmarks, true);
1770                }
1771            }
1772        });
1773    }
1774
1775    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
1776        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
1777        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1778        for (Bookmark bookmark : bookmarks.values()) {
1779            previousBookmarks.remove(bookmark.getJid().asBareJid());
1780            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
1781        }
1782        if (pep && synchronizeWithBookmarks) {
1783            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
1784            for (Jid jid : previousBookmarks) {
1785                processDeletedBookmark(account, jid);
1786            }
1787        }
1788        account.setBookmarks(bookmarks);
1789    }
1790
1791    public void processDeletedBookmark(Account account, Jid jid) {
1792        final Conversation conversation = find(account, jid);
1793        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
1794            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
1795            archiveConversation(conversation, false);
1796        }
1797    }
1798
1799    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
1800        final Account account = bookmark.getAccount();
1801        Conversation conversation = find(bookmark);
1802        if (conversation != null) {
1803            if (conversation.getMode() != Conversation.MODE_MULTI) {
1804                return;
1805            }
1806            bookmark.setConversation(conversation);
1807            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
1808                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
1809                archiveConversation(conversation, false);
1810            } else {
1811                final MucOptions mucOptions = conversation.getMucOptions();
1812                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1813                    final String current = mucOptions.getActualNick();
1814                    final String proposed = mucOptions.getProposedNick();
1815                    if (current != null && !current.equals(proposed)) {
1816                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
1817                        joinMuc(conversation);
1818                    }
1819                }
1820            }
1821        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
1822            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
1823            bookmark.setConversation(conversation);
1824        }
1825    }
1826
1827    public void processModifiedBookmark(Bookmark bookmark) {
1828        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1829        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
1830    }
1831
1832    public void createBookmark(final Account account, final Bookmark bookmark) {
1833        account.putBookmark(bookmark);
1834        final XmppConnection connection = account.getXmppConnection();
1835        if (connection.getFeatures().bookmarks2()) {
1836            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
1837            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
1838        } else if (connection.getFeatures().bookmarksConversion()) {
1839            pushBookmarksPep(account);
1840        } else {
1841            pushBookmarksPrivateXml(account);
1842        }
1843    }
1844
1845    public void deleteBookmark(final Account account, final Bookmark bookmark) {
1846        if (bookmark.getJid().toString().equals("discuss@conference.soprani.ca")) {
1847            getPreferences().edit().putBoolean("cheogram_sopranica_bookmark_deleted", true).apply();
1848        }
1849        account.removeBookmark(bookmark);
1850        final XmppConnection connection = account.getXmppConnection();
1851        if (connection.getFeatures().bookmarks2()) {
1852            IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
1853            sendIqPacket(account, request, (a, response) -> {
1854                if (response.getType() == IqPacket.TYPE.ERROR) {
1855                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
1856                }
1857            });
1858        } else if (connection.getFeatures().bookmarksConversion()) {
1859            pushBookmarksPep(account);
1860        } else {
1861            pushBookmarksPrivateXml(account);
1862        }
1863    }
1864
1865    private void pushBookmarksPrivateXml(Account account) {
1866        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
1867        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
1868        Element query = iqPacket.query("jabber:iq:private");
1869        Element storage = query.addChild("storage", "storage:bookmarks");
1870        for (Bookmark bookmark : account.getBookmarks()) {
1871            storage.addChild(bookmark);
1872        }
1873        sendIqPacket(account, iqPacket, mDefaultIqHandler);
1874    }
1875
1876    private void pushBookmarksPep(Account account) {
1877        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
1878        Element storage = new Element("storage", "storage:bookmarks");
1879        for (Bookmark bookmark : account.getBookmarks()) {
1880            storage.addChild(bookmark);
1881        }
1882        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
1883
1884    }
1885
1886    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
1887        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
1888
1889    }
1890
1891    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
1892        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
1893        sendIqPacket(account, packet, (a, response) -> {
1894            if (response.getType() == IqPacket.TYPE.RESULT) {
1895                return;
1896            }
1897            if (retry && PublishOptions.preconditionNotMet(response)) {
1898                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
1899                    @Override
1900                    public void onPushSucceeded() {
1901                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
1902                    }
1903
1904                    @Override
1905                    public void onPushFailed() {
1906                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
1907                    }
1908                });
1909            } else {
1910                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + retry + ") " + response);
1911            }
1912        });
1913    }
1914
1915    private void restoreFromDatabase() {
1916        synchronized (this.conversations) {
1917            final Map<String, Account> accountLookupTable = new Hashtable<>();
1918            for (Account account : this.accounts) {
1919                accountLookupTable.put(account.getUuid(), account);
1920            }
1921            Log.d(Config.LOGTAG, "restoring conversations...");
1922            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
1923            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
1924            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
1925                Conversation conversation = iterator.next();
1926                Account account = accountLookupTable.get(conversation.getAccountUuid());
1927                if (account != null) {
1928                    conversation.setAccount(account);
1929                } else {
1930                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
1931                    iterator.remove();
1932                }
1933            }
1934            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
1935            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
1936            Runnable runnable = () -> {
1937                if (DatabaseBackend.requiresMessageIndexRebuild()) {
1938                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
1939                }
1940                final long deletionDate = getAutomaticMessageDeletionDate();
1941                mLastExpiryRun.set(SystemClock.elapsedRealtime());
1942                if (deletionDate > 0) {
1943                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
1944                    databaseBackend.expireOldMessages(deletionDate);
1945                }
1946                Log.d(Config.LOGTAG, "restoring roster...");
1947                for (Account account : accounts) {
1948                    databaseBackend.readRoster(account.getRoster());
1949                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
1950                }
1951                getBitmapCache().evictAll();
1952                loadPhoneContacts();
1953                Log.d(Config.LOGTAG, "restoring messages...");
1954                final long startMessageRestore = SystemClock.elapsedRealtime();
1955                final Conversation quickLoad = QuickLoader.get(this.conversations);
1956                if (quickLoad != null) {
1957                    restoreMessages(quickLoad);
1958                    updateConversationUi();
1959                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1960                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
1961                }
1962                for (Conversation conversation : this.conversations) {
1963                    if (quickLoad != conversation) {
1964                        restoreMessages(conversation);
1965                    }
1966                }
1967                mNotificationService.finishBacklog(false);
1968                restoredFromDatabaseLatch.countDown();
1969                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1970                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
1971                updateConversationUi();
1972            };
1973            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
1974        }
1975    }
1976
1977    private void restoreMessages(Conversation conversation) {
1978        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
1979        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
1980        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
1981    }
1982
1983    public void loadPhoneContacts() {
1984        mContactMergerExecutor.execute(() -> {
1985            Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
1986            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
1987            for (Account account : accounts) {
1988                List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
1989                for (JabberIdContact jidContact : contacts.values()) {
1990                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
1991                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
1992                    if (needsCacheClean) {
1993                        getAvatarService().clear(contact);
1994                    }
1995                    withSystemAccounts.remove(contact);
1996                }
1997                for (Contact contact : withSystemAccounts) {
1998                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
1999                    if (needsCacheClean) {
2000                        getAvatarService().clear(contact);
2001                    }
2002                }
2003            }
2004            Log.d(Config.LOGTAG, "finished merging phone contacts");
2005            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2006            updateRosterUi();
2007            mQuickConversationsService.considerSync();
2008        });
2009    }
2010
2011
2012    public void syncRoster(final Account account) {
2013        unregisterPhoneAccounts(account);
2014        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
2015    }
2016
2017    public List<Conversation> getConversations() {
2018        return this.conversations;
2019    }
2020
2021    private void markFileDeleted(final File file) {
2022        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2023            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2024                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2025                return;
2026            }
2027        }
2028        final boolean isInternalFile = fileBackend.isInternalFile(file);
2029        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2030        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2031        markUuidsAsDeletedFiles(uuids);
2032    }
2033
2034    private void markUuidsAsDeletedFiles(List<String> uuids) {
2035        boolean deleted = false;
2036        for (Conversation conversation : getConversations()) {
2037            deleted |= conversation.markAsDeleted(uuids);
2038        }
2039        for (final String uuid : uuids) {
2040            evictPreview(uuid);
2041        }
2042        if (deleted) {
2043            updateConversationUi();
2044        }
2045    }
2046
2047    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2048        boolean changed = false;
2049        for (Conversation conversation : getConversations()) {
2050            changed |= conversation.markAsChanged(infos);
2051        }
2052        if (changed) {
2053            updateConversationUi();
2054        }
2055    }
2056
2057    public void populateWithOrderedConversations(final List<Conversation> list) {
2058        populateWithOrderedConversations(list, true, true);
2059    }
2060
2061    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2062        populateWithOrderedConversations(list, includeNoFileUpload, true);
2063    }
2064
2065    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2066        final List<String> orderedUuids;
2067        if (sort) {
2068            orderedUuids = null;
2069        } else {
2070            orderedUuids = new ArrayList<>();
2071            for (Conversation conversation : list) {
2072                orderedUuids.add(conversation.getUuid());
2073            }
2074        }
2075        list.clear();
2076        if (includeNoFileUpload) {
2077            list.addAll(getConversations());
2078        } else {
2079            for (Conversation conversation : getConversations()) {
2080                if (conversation.getMode() == Conversation.MODE_SINGLE
2081                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2082                    list.add(conversation);
2083                }
2084            }
2085        }
2086        try {
2087            if (orderedUuids != null) {
2088                Collections.sort(list, (a, b) -> {
2089                    final int indexA = orderedUuids.indexOf(a.getUuid());
2090                    final int indexB = orderedUuids.indexOf(b.getUuid());
2091                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2092                        return a.compareTo(b);
2093                    }
2094                    return indexA - indexB;
2095                });
2096            } else {
2097                Collections.sort(list);
2098            }
2099        } catch (IllegalArgumentException e) {
2100            //ignore
2101        }
2102    }
2103
2104    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2105        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2106            return;
2107        } else if (timestamp == 0) {
2108            return;
2109        }
2110        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2111        final Runnable runnable = () -> {
2112            final Account account = conversation.getAccount();
2113            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2114            if (messages.size() > 0) {
2115                conversation.addAll(0, messages);
2116                callback.onMoreMessagesLoaded(messages.size(), conversation);
2117            } else if (conversation.hasMessagesLeftOnServer()
2118                    && account.isOnlineAndConnected()
2119                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2120                final boolean mamAvailable;
2121                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2122                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2123                } else {
2124                    mamAvailable = conversation.getMucOptions().mamSupport();
2125                }
2126                if (mamAvailable) {
2127                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2128                    if (query != null) {
2129                        query.setCallback(callback);
2130                        callback.informUser(R.string.fetching_history_from_server);
2131                    } else {
2132                        callback.informUser(R.string.not_fetching_history_retention_period);
2133                    }
2134
2135                }
2136            }
2137        };
2138        mDatabaseReaderExecutor.execute(runnable);
2139    }
2140
2141    public List<Account> getAccounts() {
2142        return this.accounts;
2143    }
2144
2145
2146    /**
2147     * 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)
2148     */
2149    public List<Conversation> findAllConferencesWith(Contact contact) {
2150        final ArrayList<Conversation> results = new ArrayList<>();
2151        for (final Conversation c : conversations) {
2152            if (c.getMode() != Conversation.MODE_MULTI) {
2153                continue;
2154            }
2155            final MucOptions mucOptions = c.getMucOptions();
2156            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2157                results.add(c);
2158            }
2159        }
2160        return results;
2161    }
2162
2163    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2164        for (final Conversation conversation : haystack) {
2165            if (conversation.getContact() == contact) {
2166                return conversation;
2167            }
2168        }
2169        return null;
2170    }
2171
2172    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2173        if (jid == null) {
2174            return null;
2175        }
2176        for (final Conversation conversation : haystack) {
2177            if ((account == null || conversation.getAccount() == account)
2178                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2179                return conversation;
2180            }
2181        }
2182        return null;
2183    }
2184
2185    public boolean isConversationsListEmpty(final Conversation ignore) {
2186        synchronized (this.conversations) {
2187            final int size = this.conversations.size();
2188            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2189        }
2190    }
2191
2192    public boolean isConversationStillOpen(final Conversation conversation) {
2193        synchronized (this.conversations) {
2194            for (Conversation current : this.conversations) {
2195                if (current == conversation) {
2196                    return true;
2197                }
2198            }
2199        }
2200        return false;
2201    }
2202
2203    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2204        return this.findOrCreateConversation(account, jid, muc, false, async);
2205    }
2206
2207    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2208        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2209    }
2210
2211    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2212        synchronized (this.conversations) {
2213            Conversation conversation = find(account, jid);
2214            if (conversation != null) {
2215                return conversation;
2216            }
2217            conversation = databaseBackend.findConversation(account, jid);
2218            final boolean loadMessagesFromDb;
2219            if (conversation != null) {
2220                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2221                conversation.setAccount(account);
2222                if (muc) {
2223                    conversation.setMode(Conversation.MODE_MULTI);
2224                    conversation.setContactJid(jid);
2225                } else {
2226                    conversation.setMode(Conversation.MODE_SINGLE);
2227                    conversation.setContactJid(jid.asBareJid());
2228                }
2229                databaseBackend.updateConversation(conversation);
2230                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2231            } else {
2232                String conversationName;
2233                Contact contact = account.getRoster().getContact(jid);
2234                if (contact != null) {
2235                    conversationName = contact.getDisplayName();
2236                } else {
2237                    conversationName = jid.getLocal();
2238                }
2239                if (muc) {
2240                    conversation = new Conversation(conversationName, account, jid,
2241                            Conversation.MODE_MULTI);
2242                } else {
2243                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2244                            Conversation.MODE_SINGLE);
2245                }
2246                this.databaseBackend.createConversation(conversation);
2247                loadMessagesFromDb = false;
2248            }
2249            final Conversation c = conversation;
2250            final Runnable runnable = () -> {
2251                if (loadMessagesFromDb) {
2252                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2253                    updateConversationUi();
2254                    c.messagesLoaded.set(true);
2255                }
2256                if (account.getXmppConnection() != null
2257                        && !c.getContact().isBlocked()
2258                        && account.getXmppConnection().getFeatures().mam()
2259                        && !muc) {
2260                    if (query == null) {
2261                        mMessageArchiveService.query(c);
2262                    } else {
2263                        if (query.getConversation() == null) {
2264                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2265                        }
2266                    }
2267                }
2268                if (joinAfterCreate) {
2269                    joinMuc(c);
2270                }
2271            };
2272            if (async) {
2273                mDatabaseReaderExecutor.execute(runnable);
2274            } else {
2275                runnable.run();
2276            }
2277            this.conversations.add(conversation);
2278            updateConversationUi();
2279            return conversation;
2280        }
2281    }
2282
2283    public void archiveConversation(Conversation conversation) {
2284        archiveConversation(conversation, true);
2285    }
2286
2287    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2288        getNotificationService().clear(conversation);
2289        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2290        conversation.setNextMessage(null);
2291        synchronized (this.conversations) {
2292            getMessageArchiveService().kill(conversation);
2293            if (conversation.getMode() == Conversation.MODE_MULTI) {
2294                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2295                    final Bookmark bookmark = conversation.getBookmark();
2296                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2297                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2298                            Account account = bookmark.getAccount();
2299                            bookmark.setConversation(null);
2300                            deleteBookmark(account, bookmark);
2301                        } else if (bookmark.autojoin()) {
2302                            bookmark.setAutojoin(false);
2303                            createBookmark(bookmark.getAccount(), bookmark);
2304                        }
2305                    }
2306                }
2307                leaveMuc(conversation);
2308            } else {
2309                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2310                    stopPresenceUpdatesTo(conversation.getContact());
2311                }
2312            }
2313            updateConversation(conversation);
2314            this.conversations.remove(conversation);
2315            updateConversationUi();
2316        }
2317    }
2318
2319    public void stopPresenceUpdatesTo(Contact contact) {
2320        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2321        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2322        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2323    }
2324
2325    public void createAccount(final Account account) {
2326        account.initAccountServices(this);
2327        databaseBackend.createAccount(account);
2328        this.accounts.add(account);
2329        this.reconnectAccountInBackground(account);
2330        updateAccountUi();
2331        syncEnabledAccountSetting();
2332        toggleForegroundService();
2333    }
2334
2335    private void syncEnabledAccountSetting() {
2336        final boolean hasEnabledAccounts = hasEnabledAccounts();
2337        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2338        toggleSetProfilePictureActivity(hasEnabledAccounts);
2339    }
2340
2341    private void toggleSetProfilePictureActivity(final boolean enabled) {
2342        try {
2343            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2344            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2345            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2346        } catch (IllegalStateException e) {
2347            Log.d(Config.LOGTAG, "unable to toggle profile picture actvitiy");
2348        }
2349    }
2350
2351    private void provisionAccount(final String address, final String password) {
2352        final Jid jid = Jid.ofEscaped(address);
2353        final Account account = new Account(jid, password);
2354        account.setOption(Account.OPTION_DISABLED, true);
2355        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2356        createAccount(account);
2357    }
2358
2359    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2360        new Thread(() -> {
2361            try {
2362                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2363                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2364                if (cert == null) {
2365                    callback.informUser(R.string.unable_to_parse_certificate);
2366                    return;
2367                }
2368                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2369                if (info == null) {
2370                    callback.informUser(R.string.certificate_does_not_contain_jid);
2371                    return;
2372                }
2373                if (findAccountByJid(info.first) == null) {
2374                    final Account account = new Account(info.first, "");
2375                    account.setPrivateKeyAlias(alias);
2376                    account.setOption(Account.OPTION_DISABLED, true);
2377                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2378                    account.setDisplayName(info.second);
2379                    createAccount(account);
2380                    callback.onAccountCreated(account);
2381                    if (Config.X509_VERIFICATION) {
2382                        try {
2383                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2384                        } catch (CertificateException e) {
2385                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2386                        }
2387                    }
2388                } else {
2389                    callback.informUser(R.string.account_already_exists);
2390                }
2391            } catch (Exception e) {
2392                callback.informUser(R.string.unable_to_parse_certificate);
2393            }
2394        }).start();
2395
2396    }
2397
2398    public void updateKeyInAccount(final Account account, final String alias) {
2399        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2400        try {
2401            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2402            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2403            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2404            if (info == null) {
2405                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2406                return;
2407            }
2408            if (account.getJid().asBareJid().equals(info.first)) {
2409                account.setPrivateKeyAlias(alias);
2410                account.setDisplayName(info.second);
2411                databaseBackend.updateAccount(account);
2412                if (Config.X509_VERIFICATION) {
2413                    try {
2414                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2415                    } catch (CertificateException e) {
2416                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2417                    }
2418                    account.getAxolotlService().regenerateKeys(true);
2419                }
2420            } else {
2421                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2422            }
2423        } catch (Exception e) {
2424            e.printStackTrace();
2425        }
2426    }
2427
2428    public boolean updateAccount(final Account account) {
2429        if (databaseBackend.updateAccount(account)) {
2430            account.setShowErrorNotification(true);
2431            this.statusListener.onStatusChanged(account);
2432            databaseBackend.updateAccount(account);
2433            reconnectAccountInBackground(account);
2434            updateAccountUi();
2435            getNotificationService().updateErrorNotification();
2436            toggleForegroundService();
2437            syncEnabledAccountSetting();
2438            mChannelDiscoveryService.cleanCache();
2439            return true;
2440        } else {
2441            return false;
2442        }
2443    }
2444
2445    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2446        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2447        sendIqPacket(account, iq, (a, packet) -> {
2448            if (packet.getType() == IqPacket.TYPE.RESULT) {
2449                a.setPassword(newPassword);
2450                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2451                databaseBackend.updateAccount(a);
2452                callback.onPasswordChangeSucceeded();
2453            } else {
2454                callback.onPasswordChangeFailed();
2455            }
2456        });
2457    }
2458
2459    public void deleteAccount(final Account account) {
2460        final boolean connected = account.getStatus() == Account.State.ONLINE;
2461        synchronized (this.conversations) {
2462            if (connected) {
2463                account.getAxolotlService().deleteOmemoIdentity();
2464            }
2465            for (final Conversation conversation : conversations) {
2466                if (conversation.getAccount() == account) {
2467                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2468                        if (connected) {
2469                            leaveMuc(conversation);
2470                        }
2471                    }
2472                    conversations.remove(conversation);
2473                    mNotificationService.clear(conversation);
2474                }
2475            }
2476            new Thread(() -> {
2477                for (final Contact contact : account.getRoster().getContacts()) {
2478                    contact.unregisterAsPhoneAccount(this);
2479                }
2480            }).start();
2481            if (account.getXmppConnection() != null) {
2482                new Thread(() -> disconnect(account, !connected)).start();
2483            }
2484            final Runnable runnable = () -> {
2485                if (!databaseBackend.deleteAccount(account)) {
2486                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2487                }
2488            };
2489            mDatabaseWriterExecutor.execute(runnable);
2490            this.accounts.remove(account);
2491            this.mRosterSyncTaskManager.clear(account);
2492            updateAccountUi();
2493            mNotificationService.updateErrorNotification();
2494            syncEnabledAccountSetting();
2495            toggleForegroundService();
2496        }
2497    }
2498
2499    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2500        final boolean remainingListeners;
2501        synchronized (LISTENER_LOCK) {
2502            remainingListeners = checkListeners();
2503            if (!this.mOnConversationUpdates.add(listener)) {
2504                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2505            }
2506            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2507        }
2508        if (remainingListeners) {
2509            switchToForeground();
2510        }
2511    }
2512
2513    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2514        final boolean remainingListeners;
2515        synchronized (LISTENER_LOCK) {
2516            this.mOnConversationUpdates.remove(listener);
2517            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2518            remainingListeners = checkListeners();
2519        }
2520        if (remainingListeners) {
2521            switchToBackground();
2522        }
2523    }
2524
2525    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2526        final boolean remainingListeners;
2527        synchronized (LISTENER_LOCK) {
2528            remainingListeners = checkListeners();
2529            if (!this.mOnShowErrorToasts.add(listener)) {
2530                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2531            }
2532        }
2533        if (remainingListeners) {
2534            switchToForeground();
2535        }
2536    }
2537
2538    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2539        final boolean remainingListeners;
2540        synchronized (LISTENER_LOCK) {
2541            this.mOnShowErrorToasts.remove(onShowErrorToast);
2542            remainingListeners = checkListeners();
2543        }
2544        if (remainingListeners) {
2545            switchToBackground();
2546        }
2547    }
2548
2549    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2550        final boolean remainingListeners;
2551        synchronized (LISTENER_LOCK) {
2552            remainingListeners = checkListeners();
2553            if (!this.mOnAccountUpdates.add(listener)) {
2554                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2555            }
2556        }
2557        if (remainingListeners) {
2558            switchToForeground();
2559        }
2560    }
2561
2562    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2563        final boolean remainingListeners;
2564        synchronized (LISTENER_LOCK) {
2565            this.mOnAccountUpdates.remove(listener);
2566            remainingListeners = checkListeners();
2567        }
2568        if (remainingListeners) {
2569            switchToBackground();
2570        }
2571    }
2572
2573    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2574        final boolean remainingListeners;
2575        synchronized (LISTENER_LOCK) {
2576            remainingListeners = checkListeners();
2577            if (!this.mOnCaptchaRequested.add(listener)) {
2578                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2579            }
2580        }
2581        if (remainingListeners) {
2582            switchToForeground();
2583        }
2584    }
2585
2586    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2587        final boolean remainingListeners;
2588        synchronized (LISTENER_LOCK) {
2589            this.mOnCaptchaRequested.remove(listener);
2590            remainingListeners = checkListeners();
2591        }
2592        if (remainingListeners) {
2593            switchToBackground();
2594        }
2595    }
2596
2597    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2598        final boolean remainingListeners;
2599        synchronized (LISTENER_LOCK) {
2600            remainingListeners = checkListeners();
2601            if (!this.mOnRosterUpdates.add(listener)) {
2602                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2603            }
2604        }
2605        if (remainingListeners) {
2606            switchToForeground();
2607        }
2608    }
2609
2610    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2611        final boolean remainingListeners;
2612        synchronized (LISTENER_LOCK) {
2613            this.mOnRosterUpdates.remove(listener);
2614            remainingListeners = checkListeners();
2615        }
2616        if (remainingListeners) {
2617            switchToBackground();
2618        }
2619    }
2620
2621    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2622        final boolean remainingListeners;
2623        synchronized (LISTENER_LOCK) {
2624            remainingListeners = checkListeners();
2625            if (!this.mOnUpdateBlocklist.add(listener)) {
2626                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2627            }
2628        }
2629        if (remainingListeners) {
2630            switchToForeground();
2631        }
2632    }
2633
2634    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2635        final boolean remainingListeners;
2636        synchronized (LISTENER_LOCK) {
2637            this.mOnUpdateBlocklist.remove(listener);
2638            remainingListeners = checkListeners();
2639        }
2640        if (remainingListeners) {
2641            switchToBackground();
2642        }
2643    }
2644
2645    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2646        final boolean remainingListeners;
2647        synchronized (LISTENER_LOCK) {
2648            remainingListeners = checkListeners();
2649            if (!this.mOnKeyStatusUpdated.add(listener)) {
2650                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2651            }
2652        }
2653        if (remainingListeners) {
2654            switchToForeground();
2655        }
2656    }
2657
2658    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2659        final boolean remainingListeners;
2660        synchronized (LISTENER_LOCK) {
2661            this.mOnKeyStatusUpdated.remove(listener);
2662            remainingListeners = checkListeners();
2663        }
2664        if (remainingListeners) {
2665            switchToBackground();
2666        }
2667    }
2668
2669    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2670        final boolean remainingListeners;
2671        synchronized (LISTENER_LOCK) {
2672            remainingListeners = checkListeners();
2673            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2674                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2675            }
2676        }
2677        if (remainingListeners) {
2678            switchToForeground();
2679        }
2680    }
2681
2682    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2683        final boolean remainingListeners;
2684        synchronized (LISTENER_LOCK) {
2685            this.onJingleRtpConnectionUpdate.remove(listener);
2686            remainingListeners = checkListeners();
2687        }
2688        if (remainingListeners) {
2689            switchToBackground();
2690        }
2691    }
2692
2693    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2694        final boolean remainingListeners;
2695        synchronized (LISTENER_LOCK) {
2696            remainingListeners = checkListeners();
2697            if (!this.mOnMucRosterUpdate.add(listener)) {
2698                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2699            }
2700        }
2701        if (remainingListeners) {
2702            switchToForeground();
2703        }
2704    }
2705
2706    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2707        final boolean remainingListeners;
2708        synchronized (LISTENER_LOCK) {
2709            this.mOnMucRosterUpdate.remove(listener);
2710            remainingListeners = checkListeners();
2711        }
2712        if (remainingListeners) {
2713            switchToBackground();
2714        }
2715    }
2716
2717    public boolean checkListeners() {
2718        return (this.mOnAccountUpdates.size() == 0
2719                && this.mOnConversationUpdates.size() == 0
2720                && this.mOnRosterUpdates.size() == 0
2721                && this.mOnCaptchaRequested.size() == 0
2722                && this.mOnMucRosterUpdate.size() == 0
2723                && this.mOnUpdateBlocklist.size() == 0
2724                && this.mOnShowErrorToasts.size() == 0
2725                && this.onJingleRtpConnectionUpdate.size() == 0
2726                && this.mOnKeyStatusUpdated.size() == 0);
2727    }
2728
2729    private void switchToForeground() {
2730        final boolean broadcastLastActivity = broadcastLastActivity();
2731        for (Conversation conversation : getConversations()) {
2732            if (conversation.getMode() == Conversation.MODE_MULTI) {
2733                conversation.getMucOptions().resetChatState();
2734            } else {
2735                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
2736            }
2737        }
2738        for (Account account : getAccounts()) {
2739            if (account.getStatus() == Account.State.ONLINE) {
2740                account.deactivateGracePeriod();
2741                final XmppConnection connection = account.getXmppConnection();
2742                if (connection != null) {
2743                    if (connection.getFeatures().csi()) {
2744                        connection.sendActive();
2745                    }
2746                    if (broadcastLastActivity) {
2747                        sendPresence(account, false); //send new presence but don't include idle because we are not
2748                    }
2749                }
2750            }
2751        }
2752        Log.d(Config.LOGTAG, "app switched into foreground");
2753    }
2754
2755    private void switchToBackground() {
2756        final boolean broadcastLastActivity = broadcastLastActivity();
2757        if (broadcastLastActivity) {
2758            mLastActivity = System.currentTimeMillis();
2759            final SharedPreferences.Editor editor = getPreferences().edit();
2760            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2761            editor.apply();
2762        }
2763        for (Account account : getAccounts()) {
2764            if (account.getStatus() == Account.State.ONLINE) {
2765                XmppConnection connection = account.getXmppConnection();
2766                if (connection != null) {
2767                    if (broadcastLastActivity) {
2768                        sendPresence(account, true);
2769                    }
2770                    if (connection.getFeatures().csi()) {
2771                        connection.sendInactive();
2772                    }
2773                }
2774            }
2775        }
2776        this.mNotificationService.setIsInForeground(false);
2777        Log.d(Config.LOGTAG, "app switched into background");
2778    }
2779
2780    private void connectMultiModeConversations(Account account) {
2781        List<Conversation> conversations = getConversations();
2782        for (Conversation conversation : conversations) {
2783            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2784                joinMuc(conversation);
2785            }
2786        }
2787    }
2788
2789    public void mucSelfPingAndRejoin(final Conversation conversation) {
2790        final Account account = conversation.getAccount();
2791        synchronized (account.inProgressConferenceJoins) {
2792            if (account.inProgressConferenceJoins.contains(conversation)) {
2793                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2794                return;
2795            }
2796        }
2797        synchronized (account.inProgressConferencePings) {
2798            if (!account.inProgressConferencePings.add(conversation)) {
2799                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2800                return;
2801            }
2802        }
2803        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2804        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
2805        ping.setTo(self);
2806        ping.addChild("ping", Namespace.PING);
2807        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
2808            if (response.getType() == IqPacket.TYPE.ERROR) {
2809                Element error = response.findChild("error");
2810                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
2811                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
2812                } else {
2813                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
2814                    joinMuc(conversation);
2815                }
2816            } else if (response.getType() == IqPacket.TYPE.RESULT) {
2817                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
2818            }
2819            synchronized (account.inProgressConferencePings) {
2820                account.inProgressConferencePings.remove(conversation);
2821            }
2822        });
2823    }
2824
2825    public void joinMuc(Conversation conversation) {
2826        joinMuc(conversation, null, false);
2827    }
2828
2829    public void joinMuc(Conversation conversation, boolean followedInvite) {
2830        joinMuc(conversation, null, followedInvite);
2831    }
2832
2833    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
2834        joinMuc(conversation, onConferenceJoined, false);
2835    }
2836
2837    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
2838        final Account account = conversation.getAccount();
2839        synchronized (account.pendingConferenceJoins) {
2840            account.pendingConferenceJoins.remove(conversation);
2841        }
2842        synchronized (account.pendingConferenceLeaves) {
2843            account.pendingConferenceLeaves.remove(conversation);
2844        }
2845        if (account.getStatus() == Account.State.ONLINE) {
2846            synchronized (account.inProgressConferenceJoins) {
2847                account.inProgressConferenceJoins.add(conversation);
2848            }
2849            if (Config.MUC_LEAVE_BEFORE_JOIN) {
2850                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
2851            }
2852            conversation.resetMucOptions();
2853            if (onConferenceJoined != null) {
2854                conversation.getMucOptions().flagNoAutoPushConfiguration();
2855            }
2856            conversation.setHasMessagesLeftOnServer(false);
2857            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
2858
2859                private void join(Conversation conversation) {
2860                    Account account = conversation.getAccount();
2861                    final MucOptions mucOptions = conversation.getMucOptions();
2862
2863                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
2864                        synchronized (account.inProgressConferenceJoins) {
2865                            account.inProgressConferenceJoins.remove(conversation);
2866                        }
2867                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
2868                        updateConversationUi();
2869                        if (onConferenceJoined != null) {
2870                            onConferenceJoined.onConferenceJoined(conversation);
2871                        }
2872                        return;
2873                    }
2874
2875                    final Jid joinJid = mucOptions.getSelf().getFullJid();
2876                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
2877                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
2878                    packet.setTo(joinJid);
2879                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
2880                    if (conversation.getMucOptions().getPassword() != null) {
2881                        x.addChild("password").setContent(mucOptions.getPassword());
2882                    }
2883
2884                    if (mucOptions.mamSupport()) {
2885                        // Use MAM instead of the limited muc history to get history
2886                        x.addChild("history").setAttribute("maxchars", "0");
2887                    } else {
2888                        // Fallback to muc history
2889                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
2890                    }
2891                    sendPresencePacket(account, packet);
2892                    if (onConferenceJoined != null) {
2893                        onConferenceJoined.onConferenceJoined(conversation);
2894                    }
2895                    if (!joinJid.equals(conversation.getJid())) {
2896                        conversation.setContactJid(joinJid);
2897                        databaseBackend.updateConversation(conversation);
2898                    }
2899
2900                    if (mucOptions.mamSupport()) {
2901                        getMessageArchiveService().catchupMUC(conversation);
2902                    }
2903                    if (mucOptions.isPrivateAndNonAnonymous()) {
2904                        fetchConferenceMembers(conversation);
2905
2906                        if (followedInvite) {
2907                            final Bookmark bookmark = conversation.getBookmark();
2908                            if (bookmark != null) {
2909                                if (!bookmark.autojoin()) {
2910                                    bookmark.setAutojoin(true);
2911                                    createBookmark(account, bookmark);
2912                                }
2913                            } else {
2914                                saveConversationAsBookmark(conversation, null);
2915                            }
2916                        }
2917                    }
2918                    synchronized (account.inProgressConferenceJoins) {
2919                        account.inProgressConferenceJoins.remove(conversation);
2920                        sendUnsentMessages(conversation);
2921                    }
2922                }
2923
2924                @Override
2925                public void onConferenceConfigurationFetched(Conversation conversation) {
2926                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2927                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2928                        return;
2929                    }
2930                    join(conversation);
2931                }
2932
2933                @Override
2934                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
2935                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2936                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2937                        return;
2938                    }
2939                    if ("remote-server-not-found".equals(errorCondition)) {
2940                        synchronized (account.inProgressConferenceJoins) {
2941                            account.inProgressConferenceJoins.remove(conversation);
2942                        }
2943                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
2944                        updateConversationUi();
2945                    } else {
2946                        join(conversation);
2947                        fetchConferenceConfiguration(conversation);
2948                    }
2949                }
2950            });
2951            updateConversationUi();
2952        } else {
2953            synchronized (account.pendingConferenceJoins) {
2954                account.pendingConferenceJoins.add(conversation);
2955            }
2956            conversation.resetMucOptions();
2957            conversation.setHasMessagesLeftOnServer(false);
2958            updateConversationUi();
2959        }
2960    }
2961
2962    private void fetchConferenceMembers(final Conversation conversation) {
2963        final Account account = conversation.getAccount();
2964        final AxolotlService axolotlService = account.getAxolotlService();
2965        final String[] affiliations = {"member", "admin", "owner"};
2966        OnIqPacketReceived callback = new OnIqPacketReceived() {
2967
2968            private int i = 0;
2969            private boolean success = true;
2970
2971            @Override
2972            public void onIqPacketReceived(Account account, IqPacket packet) {
2973                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
2974                Element query = packet.query("http://jabber.org/protocol/muc#admin");
2975                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
2976                    for (Element child : query.getChildren()) {
2977                        if ("item".equals(child.getName())) {
2978                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
2979                            if (!user.realJidMatchesAccount()) {
2980                                boolean isNew = conversation.getMucOptions().updateUser(user);
2981                                Contact contact = user.getContact();
2982                                if (omemoEnabled
2983                                        && isNew
2984                                        && user.getRealJid() != null
2985                                        && (contact == null || !contact.mutualPresenceSubscription())
2986                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
2987                                    axolotlService.fetchDeviceIds(user.getRealJid());
2988                                }
2989                            }
2990                        }
2991                    }
2992                } else {
2993                    success = false;
2994                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
2995                }
2996                ++i;
2997                if (i >= affiliations.length) {
2998                    List<Jid> members = conversation.getMucOptions().getMembers(true);
2999                    if (success) {
3000                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3001                        boolean changed = false;
3002                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3003                            Jid jid = iterator.next();
3004                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3005                                iterator.remove();
3006                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3007                                changed = true;
3008                            }
3009                        }
3010                        if (changed) {
3011                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3012                            updateConversation(conversation);
3013                        }
3014                    }
3015                    getAvatarService().clear(conversation);
3016                    updateMucRosterUi();
3017                    updateConversationUi();
3018                }
3019            }
3020        };
3021        for (String affiliation : affiliations) {
3022            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3023        }
3024        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3025    }
3026
3027    public void providePasswordForMuc(Conversation conversation, String password) {
3028        if (conversation.getMode() == Conversation.MODE_MULTI) {
3029            conversation.getMucOptions().setPassword(password);
3030            if (conversation.getBookmark() != null) {
3031                final Bookmark bookmark = conversation.getBookmark();
3032                if (synchronizeWithBookmarks()) {
3033                    bookmark.setAutojoin(true);
3034                }
3035                createBookmark(conversation.getAccount(), bookmark);
3036            }
3037            updateConversation(conversation);
3038            joinMuc(conversation);
3039        }
3040    }
3041
3042    private boolean hasEnabledAccounts() {
3043        if (this.accounts == null) {
3044            return false;
3045        }
3046        for (Account account : this.accounts) {
3047            if (account.isEnabled()) {
3048                return true;
3049            }
3050        }
3051        return false;
3052    }
3053
3054
3055    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3056        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3057    }
3058
3059    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3060        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3061    }
3062
3063
3064    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3065        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3066    }
3067
3068    public void persistSelfNick(MucOptions.User self) {
3069        final Conversation conversation = self.getConversation();
3070        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3071        Jid full = self.getFullJid();
3072        if (!full.equals(conversation.getJid())) {
3073            Log.d(Config.LOGTAG, "nick changed. updating");
3074            conversation.setContactJid(full);
3075            databaseBackend.updateConversation(conversation);
3076        }
3077
3078        final Bookmark bookmark = conversation.getBookmark();
3079        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3080        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
3081            final Account account = conversation.getAccount();
3082            final String defaultNick = MucOptions.defaultNick(account);
3083            if (TextUtils.isEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3084                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
3085                return;
3086            }
3087            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
3088            bookmark.setNick(full.getResource());
3089            createBookmark(bookmark.getAccount(), bookmark);
3090        }
3091    }
3092
3093    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3094        final MucOptions options = conversation.getMucOptions();
3095        final Jid joinJid = options.createJoinJid(nick);
3096        if (joinJid == null) {
3097            return false;
3098        }
3099        if (options.online()) {
3100            Account account = conversation.getAccount();
3101            options.setOnRenameListener(new OnRenameListener() {
3102
3103                @Override
3104                public void onSuccess() {
3105                    callback.success(conversation);
3106                }
3107
3108                @Override
3109                public void onFailure() {
3110                    callback.error(R.string.nick_in_use, conversation);
3111                }
3112            });
3113
3114            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
3115            packet.setTo(joinJid);
3116            sendPresencePacket(account, packet);
3117        } else {
3118            conversation.setContactJid(joinJid);
3119            databaseBackend.updateConversation(conversation);
3120            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3121                Bookmark bookmark = conversation.getBookmark();
3122                if (bookmark != null) {
3123                    bookmark.setNick(nick);
3124                    createBookmark(bookmark.getAccount(), bookmark);
3125                }
3126                joinMuc(conversation);
3127            }
3128        }
3129        return true;
3130    }
3131
3132    public void leaveMuc(Conversation conversation) {
3133        leaveMuc(conversation, false);
3134    }
3135
3136    private void leaveMuc(Conversation conversation, boolean now) {
3137        final Account account = conversation.getAccount();
3138        synchronized (account.pendingConferenceJoins) {
3139            account.pendingConferenceJoins.remove(conversation);
3140        }
3141        synchronized (account.pendingConferenceLeaves) {
3142            account.pendingConferenceLeaves.remove(conversation);
3143        }
3144        if (account.getStatus() == Account.State.ONLINE || now) {
3145            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3146            conversation.getMucOptions().setOffline();
3147            Bookmark bookmark = conversation.getBookmark();
3148            if (bookmark != null) {
3149                bookmark.setConversation(null);
3150            }
3151            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3152        } else {
3153            synchronized (account.pendingConferenceLeaves) {
3154                account.pendingConferenceLeaves.add(conversation);
3155            }
3156        }
3157    }
3158
3159    public String findConferenceServer(final Account account) {
3160        String server;
3161        if (account.getXmppConnection() != null) {
3162            server = account.getXmppConnection().getMucServer();
3163            if (server != null) {
3164                return server;
3165            }
3166        }
3167        for (Account other : getAccounts()) {
3168            if (other != account && other.getXmppConnection() != null) {
3169                server = other.getXmppConnection().getMucServer();
3170                if (server != null) {
3171                    return server;
3172                }
3173            }
3174        }
3175        return null;
3176    }
3177
3178
3179    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3180        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3181            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3182            if (!TextUtils.isEmpty(name)) {
3183                configuration.putString("muc#roomconfig_roomname", name);
3184            }
3185            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3186                @Override
3187                public void onPushSucceeded() {
3188                    saveConversationAsBookmark(conversation, name);
3189                    callback.success(conversation);
3190                }
3191
3192                @Override
3193                public void onPushFailed() {
3194                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3195                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3196                    } else {
3197                        callback.error(R.string.joined_an_existing_channel, conversation);
3198                    }
3199                }
3200            });
3201        });
3202    }
3203
3204    public boolean createAdhocConference(final Account account,
3205                                         final String name,
3206                                         final Iterable<Jid> jids,
3207                                         final UiCallback<Conversation> callback) {
3208        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3209        if (account.getStatus() == Account.State.ONLINE) {
3210            try {
3211                String server = findConferenceServer(account);
3212                if (server == null) {
3213                    if (callback != null) {
3214                        callback.error(R.string.no_conference_server_found, null);
3215                    }
3216                    return false;
3217                }
3218                final Jid jid = Jid.of(CryptoHelper.pronounceable(getRNG()), server, null);
3219                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3220                joinMuc(conversation, new OnConferenceJoined() {
3221                    @Override
3222                    public void onConferenceJoined(final Conversation conversation) {
3223                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3224                        if (!TextUtils.isEmpty(name)) {
3225                            configuration.putString("muc#roomconfig_roomname", name);
3226                        }
3227                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3228                            @Override
3229                            public void onPushSucceeded() {
3230                                for (Jid invite : jids) {
3231                                    invite(conversation, invite);
3232                                }
3233                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3234                                    Jid other = account.getJid().withResource(resource);
3235                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3236                                    directInvite(conversation, other);
3237                                }
3238                                saveConversationAsBookmark(conversation, name);
3239                                if (callback != null) {
3240                                    callback.success(conversation);
3241                                }
3242                            }
3243
3244                            @Override
3245                            public void onPushFailed() {
3246                                archiveConversation(conversation);
3247                                if (callback != null) {
3248                                    callback.error(R.string.conference_creation_failed, conversation);
3249                                }
3250                            }
3251                        });
3252                    }
3253                });
3254                return true;
3255            } catch (IllegalArgumentException e) {
3256                if (callback != null) {
3257                    callback.error(R.string.conference_creation_failed, null);
3258                }
3259                return false;
3260            }
3261        } else {
3262            if (callback != null) {
3263                callback.error(R.string.not_connected_try_again, null);
3264            }
3265            return false;
3266        }
3267    }
3268
3269    public void fetchConferenceConfiguration(final Conversation conversation) {
3270        fetchConferenceConfiguration(conversation, null);
3271    }
3272
3273    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3274        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3275        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3276            @Override
3277            public void onIqPacketReceived(Account account, IqPacket packet) {
3278                if (packet.getType() == IqPacket.TYPE.RESULT) {
3279                    final MucOptions mucOptions = conversation.getMucOptions();
3280                    final Bookmark bookmark = conversation.getBookmark();
3281                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3282
3283                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3284                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3285                        updateConversation(conversation);
3286                    }
3287
3288                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3289                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3290                            createBookmark(account, bookmark);
3291                        }
3292                    }
3293
3294
3295                    if (callback != null) {
3296                        callback.onConferenceConfigurationFetched(conversation);
3297                    }
3298
3299
3300                    updateConversationUi();
3301                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3302                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3303                } else {
3304                    if (callback != null) {
3305                        callback.onFetchFailed(conversation, packet.getErrorCondition());
3306                    }
3307                }
3308            }
3309        });
3310    }
3311
3312    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3313        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3314    }
3315
3316    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3317        Log.d(Config.LOGTAG, "pushing node configuration");
3318        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3319            @Override
3320            public void onIqPacketReceived(Account account, IqPacket packet) {
3321                if (packet.getType() == IqPacket.TYPE.RESULT) {
3322                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3323                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3324                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3325                    if (x != null) {
3326                        Data data = Data.parse(x);
3327                        data.submit(options);
3328                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3329                            @Override
3330                            public void onIqPacketReceived(Account account, IqPacket packet) {
3331                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3332                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3333                                    callback.onPushSucceeded();
3334                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3335                                    callback.onPushFailed();
3336                                }
3337                            }
3338                        });
3339                    } else if (callback != null) {
3340                        callback.onPushFailed();
3341                    }
3342                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3343                    callback.onPushFailed();
3344                }
3345            }
3346        });
3347    }
3348
3349    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3350        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3351            conversation.setAttribute("accept_non_anonymous", true);
3352            updateConversation(conversation);
3353        }
3354        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3355            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3356            options.putString("members_by_default", moderated ? "0" : "1");
3357        }
3358        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3359        request.setTo(conversation.getJid().asBareJid());
3360        request.query("http://jabber.org/protocol/muc#owner");
3361        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3362            @Override
3363            public void onIqPacketReceived(Account account, IqPacket packet) {
3364                if (packet.getType() == IqPacket.TYPE.RESULT) {
3365                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3366                    data.submit(options);
3367                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3368                    set.setTo(conversation.getJid().asBareJid());
3369                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3370                    sendIqPacket(account, set, new OnIqPacketReceived() {
3371                        @Override
3372                        public void onIqPacketReceived(Account account, IqPacket packet) {
3373                            if (callback != null) {
3374                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3375                                    callback.onPushSucceeded();
3376                                } else {
3377                                    callback.onPushFailed();
3378                                }
3379                            }
3380                        }
3381                    });
3382                } else {
3383                    if (callback != null) {
3384                        callback.onPushFailed();
3385                    }
3386                }
3387            }
3388        });
3389    }
3390
3391    public void pushSubjectToConference(final Conversation conference, final String subject) {
3392        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3393        this.sendMessagePacket(conference.getAccount(), packet);
3394    }
3395
3396    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3397        final Jid jid = user.asBareJid();
3398        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3399        sendIqPacket(conference.getAccount(), request, (account, response) -> {
3400            if (response.getType() == IqPacket.TYPE.RESULT) {
3401                conference.getMucOptions().changeAffiliation(jid, affiliation);
3402                getAvatarService().clear(conference);
3403                if (callback != null) {
3404                    callback.onAffiliationChangedSuccessful(jid);
3405                } else {
3406                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3407                }
3408            } else if (callback != null) {
3409                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3410            } else {
3411                Log.d(Config.LOGTAG, "unable to change affiliation");
3412            }
3413        });
3414    }
3415
3416    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3417        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3418        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3419            if (packet.getType() != IqPacket.TYPE.RESULT) {
3420                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3421            }
3422        });
3423    }
3424
3425    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3426        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3427        request.setTo(conversation.getJid().asBareJid());
3428        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3429        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3430            @Override
3431            public void onIqPacketReceived(Account account, IqPacket packet) {
3432                if (packet.getType() == IqPacket.TYPE.RESULT) {
3433                    if (callback != null) {
3434                        callback.onRoomDestroySucceeded();
3435                    }
3436                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3437                    if (callback != null) {
3438                        callback.onRoomDestroyFailed();
3439                    }
3440                }
3441            }
3442        });
3443    }
3444
3445    private void disconnect(Account account, boolean force) {
3446        if ((account.getStatus() == Account.State.ONLINE)
3447                || (account.getStatus() == Account.State.DISABLED)) {
3448            final XmppConnection connection = account.getXmppConnection();
3449            if (!force) {
3450                List<Conversation> conversations = getConversations();
3451                for (Conversation conversation : conversations) {
3452                    if (conversation.getAccount() == account) {
3453                        if (conversation.getMode() == Conversation.MODE_MULTI) {
3454                            leaveMuc(conversation, true);
3455                        }
3456                    }
3457                }
3458                sendOfflinePresence(account);
3459            }
3460            connection.disconnect(force);
3461        }
3462    }
3463
3464    @Override
3465    public IBinder onBind(Intent intent) {
3466        return mBinder;
3467    }
3468
3469    public void updateMessage(Message message) {
3470        updateMessage(message, true);
3471    }
3472
3473    public void updateMessage(Message message, boolean includeBody) {
3474        databaseBackend.updateMessage(message, includeBody);
3475        updateConversationUi();
3476    }
3477
3478    public void createMessageAsync(final Message message) {
3479        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
3480    }
3481
3482    public void updateMessage(Message message, String uuid) {
3483        if (!databaseBackend.updateMessage(message, uuid)) {
3484            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3485        }
3486        updateConversationUi();
3487    }
3488
3489    protected void syncDirtyContacts(Account account) {
3490        for (Contact contact : account.getRoster().getContacts()) {
3491            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3492                pushContactToServer(contact);
3493            }
3494            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3495                deleteContactOnServer(contact);
3496            }
3497        }
3498    }
3499
3500    protected void unregisterPhoneAccounts(final Account account) {
3501        for (final Contact contact : account.getRoster().getContacts()) {
3502            if (!contact.showInRoster()) {
3503                contact.unregisterAsPhoneAccount(this);
3504            }
3505        }
3506    }
3507
3508    public void createContact(final Contact contact, final boolean autoGrant) {
3509        createContact(contact, autoGrant, null);
3510    }
3511
3512    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
3513        if (autoGrant) {
3514            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3515            contact.setOption(Contact.Options.ASKING);
3516        }
3517        pushContactToServer(contact, preAuth);
3518    }
3519
3520    public void pushContactToServer(final Contact contact) {
3521        pushContactToServer(contact, null);
3522    }
3523
3524    private void pushContactToServer(final Contact contact, final String preAuth) {
3525        contact.resetOption(Contact.Options.DIRTY_DELETE);
3526        contact.setOption(Contact.Options.DIRTY_PUSH);
3527        final Account account = contact.getAccount();
3528        if (account.getStatus() == Account.State.ONLINE) {
3529            final boolean ask = contact.getOption(Contact.Options.ASKING);
3530            final boolean sendUpdates = contact
3531                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3532                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3533            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3534            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3535            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3536            if (sendUpdates) {
3537                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3538            }
3539            if (ask) {
3540                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
3541            }
3542        } else {
3543            syncRoster(contact.getAccount());
3544        }
3545    }
3546
3547    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3548        new Thread(() -> {
3549            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3550            final int size = Config.AVATAR_SIZE;
3551            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3552            if (avatar != null) {
3553                if (!getFileBackend().save(avatar)) {
3554                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3555                    return;
3556                }
3557                avatar.owner = conversation.getJid().asBareJid();
3558                publishMucAvatar(conversation, avatar, callback);
3559            } else {
3560                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3561            }
3562        }).start();
3563    }
3564
3565    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3566        new Thread(() -> {
3567            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3568            final int size = Config.AVATAR_SIZE;
3569            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3570            if (avatar != null) {
3571                if (!getFileBackend().save(avatar)) {
3572                    Log.d(Config.LOGTAG, "unable to save vcard");
3573                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3574                    return;
3575                }
3576                publishAvatar(account, avatar, callback);
3577            } else {
3578                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3579            }
3580        }).start();
3581
3582    }
3583
3584    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3585        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3586        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3587            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3588            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3589                Element vcard = response.findChild("vCard", "vcard-temp");
3590                if (vcard == null) {
3591                    vcard = new Element("vCard", "vcard-temp");
3592                }
3593                Element photo = vcard.findChild("PHOTO");
3594                if (photo == null) {
3595                    photo = vcard.addChild("PHOTO");
3596                }
3597                photo.clearChildren();
3598                photo.addChild("TYPE").setContent(avatar.type);
3599                photo.addChild("BINVAL").setContent(avatar.image);
3600                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3601                publication.setTo(conversation.getJid().asBareJid());
3602                publication.addChild(vcard);
3603                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3604                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3605                        callback.onAvatarPublicationSucceeded();
3606                    } else {
3607                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3608                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3609                    }
3610                });
3611            } else {
3612                Log.d(Config.LOGTAG, "failed to request vcard " + response.toString());
3613                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3614            }
3615        });
3616    }
3617
3618    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3619        final Bundle options;
3620        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3621            options = PublishOptions.openAccess();
3622        } else {
3623            options = null;
3624        }
3625        publishAvatar(account, avatar, options, true, callback);
3626    }
3627
3628    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3629        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3630        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3631        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3632
3633            @Override
3634            public void onIqPacketReceived(Account account, IqPacket result) {
3635                if (result.getType() == IqPacket.TYPE.RESULT) {
3636                    publishAvatarMetadata(account, avatar, options, true, callback);
3637                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3638                    pushNodeConfiguration(account, "urn:xmpp:avatar:data", options, new OnConfigurationPushed() {
3639                        @Override
3640                        public void onPushSucceeded() {
3641                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3642                            publishAvatar(account, avatar, options, false, callback);
3643                        }
3644
3645                        @Override
3646                        public void onPushFailed() {
3647                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3648                            publishAvatar(account, avatar, null, false, callback);
3649                        }
3650                    });
3651                } else {
3652                    Element error = result.findChild("error");
3653                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3654                    if (callback != null) {
3655                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3656                    }
3657                }
3658            }
3659        });
3660    }
3661
3662    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3663        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3664        sendIqPacket(account, packet, new OnIqPacketReceived() {
3665            @Override
3666            public void onIqPacketReceived(Account account, IqPacket result) {
3667                if (result.getType() == IqPacket.TYPE.RESULT) {
3668                    if (account.setAvatar(avatar.getFilename())) {
3669                        getAvatarService().clear(account);
3670                        databaseBackend.updateAccount(account);
3671                        notifyAccountAvatarHasChanged(account);
3672                    }
3673                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3674                    if (callback != null) {
3675                        callback.onAvatarPublicationSucceeded();
3676                    }
3677                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3678                    pushNodeConfiguration(account, "urn:xmpp:avatar:metadata", options, new OnConfigurationPushed() {
3679                        @Override
3680                        public void onPushSucceeded() {
3681                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3682                            publishAvatarMetadata(account, avatar, options, false, callback);
3683                        }
3684
3685                        @Override
3686                        public void onPushFailed() {
3687                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3688                            publishAvatarMetadata(account, avatar, null, false, callback);
3689                        }
3690                    });
3691                } else {
3692                    if (callback != null) {
3693                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3694                    }
3695                }
3696            }
3697        });
3698    }
3699
3700    public void republishAvatarIfNeeded(Account account) {
3701        if (account.getAxolotlService().isPepBroken()) {
3702            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3703            return;
3704        }
3705        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3706        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3707
3708            private Avatar parseAvatar(IqPacket packet) {
3709                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3710                if (pubsub != null) {
3711                    Element items = pubsub.findChild("items");
3712                    if (items != null) {
3713                        return Avatar.parseMetadata(items);
3714                    }
3715                }
3716                return null;
3717            }
3718
3719            private boolean errorIsItemNotFound(IqPacket packet) {
3720                Element error = packet.findChild("error");
3721                return packet.getType() == IqPacket.TYPE.ERROR
3722                        && error != null
3723                        && error.hasChild("item-not-found");
3724            }
3725
3726            @Override
3727            public void onIqPacketReceived(Account account, IqPacket packet) {
3728                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
3729                    Avatar serverAvatar = parseAvatar(packet);
3730                    if (serverAvatar == null && account.getAvatar() != null) {
3731                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
3732                        if (avatar != null) {
3733                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
3734                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
3735                        } else {
3736                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
3737                        }
3738                    }
3739                }
3740            }
3741        });
3742    }
3743
3744    public void fetchAvatar(Account account, Avatar avatar) {
3745        fetchAvatar(account, avatar, null);
3746    }
3747
3748    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3749        final String KEY = generateFetchKey(account, avatar);
3750        synchronized (this.mInProgressAvatarFetches) {
3751            if (mInProgressAvatarFetches.add(KEY)) {
3752                switch (avatar.origin) {
3753                    case PEP:
3754                        this.mInProgressAvatarFetches.add(KEY);
3755                        fetchAvatarPep(account, avatar, callback);
3756                        break;
3757                    case VCARD:
3758                        this.mInProgressAvatarFetches.add(KEY);
3759                        fetchAvatarVcard(account, avatar, callback);
3760                        break;
3761                }
3762            } else if (avatar.origin == Avatar.Origin.PEP) {
3763                mOmittedPepAvatarFetches.add(KEY);
3764            } else {
3765                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
3766            }
3767        }
3768    }
3769
3770    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3771        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
3772        sendIqPacket(account, packet, (a, result) -> {
3773            synchronized (mInProgressAvatarFetches) {
3774                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
3775            }
3776            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
3777            if (result.getType() == IqPacket.TYPE.RESULT) {
3778                avatar.image = mIqParser.avatarData(result);
3779                if (avatar.image != null) {
3780                    if (getFileBackend().save(avatar)) {
3781                        if (a.getJid().asBareJid().equals(avatar.owner)) {
3782                            if (a.setAvatar(avatar.getFilename())) {
3783                                databaseBackend.updateAccount(a);
3784                            }
3785                            getAvatarService().clear(a);
3786                            updateConversationUi();
3787                            updateAccountUi();
3788                        } else {
3789                            final Contact contact = a.getRoster().getContact(avatar.owner);
3790                            contact.setAvatar(avatar);
3791                            syncRoster(account);
3792                            getAvatarService().clear(contact);
3793                            updateConversationUi();
3794                            updateRosterUi();
3795                        }
3796                        if (callback != null) {
3797                            callback.success(avatar);
3798                        }
3799                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
3800                        return;
3801                    }
3802                } else {
3803
3804                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
3805                }
3806            } else {
3807                Element error = result.findChild("error");
3808                if (error == null) {
3809                    Log.d(Config.LOGTAG, ERROR + "(server error)");
3810                } else {
3811                    Log.d(Config.LOGTAG, ERROR + error.toString());
3812                }
3813            }
3814            if (callback != null) {
3815                callback.error(0, null);
3816            }
3817
3818        });
3819    }
3820
3821    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3822        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
3823        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3824            @Override
3825            public void onIqPacketReceived(Account account, IqPacket packet) {
3826                final boolean previouslyOmittedPepFetch;
3827                synchronized (mInProgressAvatarFetches) {
3828                    final String KEY = generateFetchKey(account, avatar);
3829                    mInProgressAvatarFetches.remove(KEY);
3830                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
3831                }
3832                if (packet.getType() == IqPacket.TYPE.RESULT) {
3833                    Element vCard = packet.findChild("vCard", "vcard-temp");
3834                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
3835                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
3836                    if (image != null) {
3837                        avatar.image = image;
3838                        if (getFileBackend().save(avatar)) {
3839                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
3840                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
3841                            if (avatar.owner.isBareJid()) {
3842                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
3843                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
3844                                    account.setAvatar(avatar.getFilename());
3845                                    databaseBackend.updateAccount(account);
3846                                    getAvatarService().clear(account);
3847                                    updateAccountUi();
3848                                } else {
3849                                    final Contact contact = account.getRoster().getContact(avatar.owner);
3850                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
3851                                    syncRoster(account);
3852                                    getAvatarService().clear(contact);
3853                                    updateRosterUi();
3854                                }
3855                                updateConversationUi();
3856                            } else {
3857                                Conversation conversation = find(account, avatar.owner.asBareJid());
3858                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
3859                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
3860                                    if (user != null) {
3861                                        if (user.setAvatar(avatar)) {
3862                                            getAvatarService().clear(user);
3863                                            updateConversationUi();
3864                                            updateMucRosterUi();
3865                                        }
3866                                        if (user.getRealJid() != null) {
3867                                            Contact contact = account.getRoster().getContact(user.getRealJid());
3868                                            contact.setAvatar(avatar);
3869                                            syncRoster(account);
3870                                            getAvatarService().clear(contact);
3871                                            updateRosterUi();
3872                                        }
3873                                    }
3874                                }
3875                            }
3876                        }
3877                    }
3878                }
3879            }
3880        });
3881    }
3882
3883    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
3884        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3885        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3886
3887            @Override
3888            public void onIqPacketReceived(Account account, IqPacket packet) {
3889                if (packet.getType() == IqPacket.TYPE.RESULT) {
3890                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3891                    if (pubsub != null) {
3892                        Element items = pubsub.findChild("items");
3893                        if (items != null) {
3894                            Avatar avatar = Avatar.parseMetadata(items);
3895                            if (avatar != null) {
3896                                avatar.owner = account.getJid().asBareJid();
3897                                if (fileBackend.isAvatarCached(avatar)) {
3898                                    if (account.setAvatar(avatar.getFilename())) {
3899                                        databaseBackend.updateAccount(account);
3900                                    }
3901                                    getAvatarService().clear(account);
3902                                    callback.success(avatar);
3903                                } else {
3904                                    fetchAvatarPep(account, avatar, callback);
3905                                }
3906                                return;
3907                            }
3908                        }
3909                    }
3910                }
3911                callback.error(0, null);
3912            }
3913        });
3914    }
3915
3916    public void notifyAccountAvatarHasChanged(final Account account) {
3917        final XmppConnection connection = account.getXmppConnection();
3918        if (connection != null && connection.getFeatures().bookmarksConversion()) {
3919            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
3920            for (Conversation conversation : conversations) {
3921                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
3922                    final MucOptions mucOptions = conversation.getMucOptions();
3923                    if (mucOptions.online()) {
3924                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
3925                        packet.setTo(mucOptions.getSelf().getFullJid());
3926                        connection.sendPresencePacket(packet);
3927                    }
3928                }
3929            }
3930        }
3931    }
3932
3933    public void deleteContactOnServer(Contact contact) {
3934        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
3935        contact.resetOption(Contact.Options.DIRTY_PUSH);
3936        contact.setOption(Contact.Options.DIRTY_DELETE);
3937        Account account = contact.getAccount();
3938        if (account.getStatus() == Account.State.ONLINE) {
3939            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3940            Element item = iq.query(Namespace.ROSTER).addChild("item");
3941            item.setAttribute("jid", contact.getJid());
3942            item.setAttribute("subscription", "remove");
3943            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3944        }
3945    }
3946
3947    public void updateConversation(final Conversation conversation) {
3948        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
3949    }
3950
3951    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
3952        synchronized (account) {
3953            XmppConnection connection = account.getXmppConnection();
3954            if (connection == null) {
3955                connection = createConnection(account);
3956                account.setXmppConnection(connection);
3957            }
3958            boolean hasInternet = hasInternetConnection();
3959            if (account.isEnabled() && hasInternet) {
3960                if (!force) {
3961                    disconnect(account, false);
3962                }
3963                Thread thread = new Thread(connection);
3964                connection.setInteractive(interactive);
3965                connection.prepareNewConnection();
3966                connection.interrupt();
3967                thread.start();
3968                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
3969            } else {
3970                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
3971                account.getRoster().clearPresences();
3972                connection.resetEverything();
3973                final AxolotlService axolotlService = account.getAxolotlService();
3974                if (axolotlService != null) {
3975                    axolotlService.resetBrokenness();
3976                }
3977                if (!hasInternet) {
3978                    account.setStatus(Account.State.NO_INTERNET);
3979                }
3980            }
3981        }
3982    }
3983
3984    public void reconnectAccountInBackground(final Account account) {
3985        new Thread(() -> reconnectAccount(account, false, true)).start();
3986    }
3987
3988    public void invite(final Conversation conversation, final Jid contact) {
3989        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
3990        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
3991        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
3992            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
3993        }
3994        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
3995        sendMessagePacket(conversation.getAccount(), packet);
3996    }
3997
3998    public void directInvite(Conversation conversation, Jid jid) {
3999        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
4000        sendMessagePacket(conversation.getAccount(), packet);
4001    }
4002
4003    public void resetSendingToWaiting(Account account) {
4004        for (Conversation conversation : getConversations()) {
4005            if (conversation.getAccount() == account) {
4006                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4007            }
4008        }
4009    }
4010
4011    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4012        return markMessage(account, recipient, uuid, status, null);
4013    }
4014
4015    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4016        if (uuid == null) {
4017            return null;
4018        }
4019        for (Conversation conversation : getConversations()) {
4020            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4021                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4022                if (message != null) {
4023                    markMessage(message, status, errorMessage);
4024                }
4025                return message;
4026            }
4027        }
4028        return null;
4029    }
4030
4031    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4032        return markMessage(conversation, uuid, status, serverMessageId, null);
4033    }
4034
4035    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body) {
4036        if (uuid == null) {
4037            return false;
4038        } else {
4039            final Message message = conversation.findSentMessageWithUuid(uuid);
4040            if (message != null) {
4041                if (message.getServerMsgId() == null) {
4042                    message.setServerMsgId(serverMessageId);
4043                }
4044                if (message.getEncryption() == Message.ENCRYPTION_NONE
4045                        && message.isTypeText()
4046                        && isBodyModified(message, body)) {
4047                    message.setBody(body.content);
4048                    if (body.count > 1) {
4049                        message.setBodyLanguage(body.language);
4050                    }
4051                    markMessage(message, status, null, true);
4052                } else {
4053                    markMessage(message, status);
4054                }
4055                return true;
4056            } else {
4057                return false;
4058            }
4059        }
4060    }
4061
4062    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4063        if (body == null || body.content == null) {
4064            return false;
4065        }
4066        return !body.content.equals(message.getBody());
4067    }
4068
4069    public void markMessage(Message message, int status) {
4070        markMessage(message, status, null);
4071    }
4072
4073
4074    public void markMessage(final Message message, final int status, final String errorMessage) {
4075        markMessage(message, status, errorMessage, false);
4076    }
4077
4078    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4079        final int oldStatus = message.getStatus();
4080        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4081            return;
4082        }
4083        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4084            return;
4085        }
4086        message.setErrorMessage(errorMessage);
4087        message.setStatus(status);
4088        databaseBackend.updateMessage(message, includeBody);
4089        updateConversationUi();
4090        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4091            mNotificationService.pushFailedDelivery(message);
4092        }
4093    }
4094
4095    private SharedPreferences getPreferences() {
4096        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4097    }
4098
4099    public long getAutomaticMessageDeletionDate() {
4100        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4101        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4102    }
4103
4104    public long getLongPreference(String name, @IntegerRes int res) {
4105        long defaultValue = getResources().getInteger(res);
4106        try {
4107            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4108        } catch (NumberFormatException e) {
4109            return defaultValue;
4110        }
4111    }
4112
4113    public boolean getBooleanPreference(String name, @BoolRes int res) {
4114        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4115    }
4116
4117    public boolean confirmMessages() {
4118        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4119    }
4120
4121    public boolean allowMessageCorrection() {
4122        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4123    }
4124
4125    public boolean sendChatStates() {
4126        return getBooleanPreference("chat_states", R.bool.chat_states);
4127    }
4128
4129    private boolean synchronizeWithBookmarks() {
4130        return getBooleanPreference("autojoin", R.bool.autojoin);
4131    }
4132
4133    public boolean useTorToConnect() {
4134        return getBooleanPreference("use_tor", R.bool.use_tor);
4135    }
4136
4137    public boolean showExtendedConnectionOptions() {
4138        return getBooleanPreference("show_connection_options", R.bool.show_connection_options);
4139    }
4140
4141    public boolean broadcastLastActivity() {
4142        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4143    }
4144
4145    public int unreadCount() {
4146        int count = 0;
4147        for (Conversation conversation : getConversations()) {
4148            count += conversation.unreadCount();
4149        }
4150        return count;
4151    }
4152
4153
4154    private <T> List<T> threadSafeList(Set<T> set) {
4155        synchronized (LISTENER_LOCK) {
4156            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
4157        }
4158    }
4159
4160    public void showErrorToastInUi(int resId) {
4161        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4162            listener.onShowErrorToast(resId);
4163        }
4164    }
4165
4166    public void updateConversationUi() {
4167        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4168            listener.onConversationUpdate();
4169        }
4170    }
4171
4172    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4173        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4174            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4175        }
4176    }
4177
4178    public void notifyJingleRtpConnectionUpdate(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
4179        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4180            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4181        }
4182    }
4183
4184    public void updateAccountUi() {
4185        for (OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4186            listener.onAccountUpdate();
4187        }
4188    }
4189
4190    public void updateRosterUi() {
4191        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4192            listener.onRosterUpdate();
4193        }
4194    }
4195
4196    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4197        if (mOnCaptchaRequested.size() > 0) {
4198            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4199            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4200                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4201            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4202                listener.onCaptchaRequested(account, id, data, scaled);
4203            }
4204            return true;
4205        }
4206        return false;
4207    }
4208
4209    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4210        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4211            listener.OnUpdateBlocklist(status);
4212        }
4213    }
4214
4215    public void updateMucRosterUi() {
4216        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4217            listener.onMucRosterUpdate();
4218        }
4219    }
4220
4221    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4222        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4223            listener.onKeyStatusUpdated(report);
4224        }
4225    }
4226
4227    public Account findAccountByJid(final Jid jid) {
4228        for (final Account account : this.accounts) {
4229            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4230                return account;
4231            }
4232        }
4233        return null;
4234    }
4235
4236    public Account findAccountByUuid(final String uuid) {
4237        for (Account account : this.accounts) {
4238            if (account.getUuid().equals(uuid)) {
4239                return account;
4240            }
4241        }
4242        return null;
4243    }
4244
4245    public Conversation findConversationByUuid(String uuid) {
4246        for (Conversation conversation : getConversations()) {
4247            if (conversation.getUuid().equals(uuid)) {
4248                return conversation;
4249            }
4250        }
4251        return null;
4252    }
4253
4254    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4255        List<Conversation> findings = new ArrayList<>();
4256        for (Conversation c : getConversations()) {
4257            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4258                findings.add(c);
4259            }
4260        }
4261        return findings.size() == 1 ? findings.get(0) : null;
4262    }
4263
4264    public boolean markRead(final Conversation conversation, boolean dismiss) {
4265        return markRead(conversation, null, dismiss).size() > 0;
4266    }
4267
4268    public void markRead(final Conversation conversation) {
4269        markRead(conversation, null, true);
4270    }
4271
4272    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4273        if (dismiss) {
4274            mNotificationService.clear(conversation);
4275        }
4276        final List<Message> readMessages = conversation.markRead(upToUuid);
4277        if (readMessages.size() > 0) {
4278            Runnable runnable = () -> {
4279                for (Message message : readMessages) {
4280                    databaseBackend.updateMessage(message, false);
4281                }
4282            };
4283            mDatabaseWriterExecutor.execute(runnable);
4284            updateConversationUi();
4285            updateUnreadCountBadge();
4286            return readMessages;
4287        } else {
4288            return readMessages;
4289        }
4290    }
4291
4292    public synchronized void updateUnreadCountBadge() {
4293        int count = unreadCount();
4294        if (unreadCount != count) {
4295            Log.d(Config.LOGTAG, "update unread count to " + count);
4296            if (count > 0) {
4297                ShortcutBadger.applyCount(getApplicationContext(), count);
4298            } else {
4299                ShortcutBadger.removeCount(getApplicationContext());
4300            }
4301            unreadCount = count;
4302        }
4303    }
4304
4305    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4306        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4307        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4308        if (readMessages.size() > 0) {
4309            updateConversationUi();
4310        }
4311        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4312        if (confirmMessages()
4313                && markable != null
4314                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4315                && markable.getRemoteMsgId() != null) {
4316            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4317            final Account account = conversation.getAccount();
4318            final MessagePacket packet = mMessageGenerator.confirm(markable);
4319            this.sendMessagePacket(account, packet);
4320        }
4321    }
4322
4323    public SecureRandom getRNG() {
4324        return this.mRandom;
4325    }
4326
4327    public MemorizingTrustManager getMemorizingTrustManager() {
4328        return this.mMemorizingTrustManager;
4329    }
4330
4331    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4332        this.mMemorizingTrustManager = trustManager;
4333    }
4334
4335    public void updateMemorizingTrustmanager() {
4336        final MemorizingTrustManager tm;
4337        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4338        if (dontTrustSystemCAs) {
4339            tm = new MemorizingTrustManager(getApplicationContext(), null);
4340        } else {
4341            tm = new MemorizingTrustManager(getApplicationContext());
4342        }
4343        setMemorizingTrustManager(tm);
4344    }
4345
4346    public LruCache<String, Bitmap> getBitmapCache() {
4347        return this.mBitmapCache;
4348    }
4349
4350    public LruCache<String, Drawable> getDrawableCache() {
4351        return this.mDrawableCache;
4352    }
4353
4354    public Collection<String> getKnownHosts() {
4355        final Set<String> hosts = new HashSet<>();
4356        for (final Account account : getAccounts()) {
4357            hosts.add(account.getServer());
4358            for (final Contact contact : account.getRoster().getContacts()) {
4359                if (contact.showInRoster()) {
4360                    final String server = contact.getServer();
4361                    if (server != null) {
4362                        hosts.add(server);
4363                    }
4364                }
4365            }
4366        }
4367        if (Config.QUICKSY_DOMAIN != null) {
4368            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4369        }
4370        if (Config.DOMAIN_LOCK != null) {
4371            hosts.add(Config.DOMAIN_LOCK);
4372        }
4373        if (Config.MAGIC_CREATE_DOMAIN != null) {
4374            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4375        }
4376        return hosts;
4377    }
4378
4379    public Collection<String> getKnownConferenceHosts() {
4380        final Set<String> mucServers = new HashSet<>();
4381        for (final Account account : accounts) {
4382            if (account.getXmppConnection() != null) {
4383                mucServers.addAll(account.getXmppConnection().getMucServers());
4384                for (Bookmark bookmark : account.getBookmarks()) {
4385                    final Jid jid = bookmark.getJid();
4386                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
4387                    if (s != null) {
4388                        mucServers.add(s);
4389                    }
4390                }
4391            }
4392        }
4393        return mucServers;
4394    }
4395
4396    public void sendMessagePacket(Account account, MessagePacket packet) {
4397        final XmppConnection connection = account.getXmppConnection();
4398        if (connection != null) {
4399            connection.sendMessagePacket(packet);
4400        }
4401    }
4402
4403    public void sendPresencePacket(Account account, PresencePacket packet) {
4404        XmppConnection connection = account.getXmppConnection();
4405        if (connection != null) {
4406            connection.sendPresencePacket(packet);
4407        }
4408    }
4409
4410    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4411        final XmppConnection connection = account.getXmppConnection();
4412        if (connection != null) {
4413            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4414            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4415        }
4416    }
4417
4418    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4419        final XmppConnection connection = account.getXmppConnection();
4420        if (connection != null) {
4421            connection.sendIqPacket(packet, callback);
4422        } else if (callback != null) {
4423            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4424        }
4425    }
4426
4427    public void sendPresence(final Account account) {
4428        sendPresence(account, checkListeners() && broadcastLastActivity());
4429    }
4430
4431    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4432        final Presence.Status status;
4433        if (manuallyChangePresence()) {
4434            status = account.getPresenceStatus();
4435        } else {
4436            status = getTargetPresence();
4437        }
4438        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4439        if (mLastActivity > 0 && includeIdleTimestamp) {
4440            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4441            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4442        }
4443        sendPresencePacket(account, packet);
4444    }
4445
4446    private void deactivateGracePeriod() {
4447        for (Account account : getAccounts()) {
4448            account.deactivateGracePeriod();
4449        }
4450    }
4451
4452    public void refreshAllPresences() {
4453        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4454        for (Account account : getAccounts()) {
4455            if (account.isEnabled()) {
4456                sendPresence(account, includeIdleTimestamp);
4457            }
4458        }
4459    }
4460
4461    private void refreshAllFcmTokens() {
4462        for (Account account : getAccounts()) {
4463            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4464                mPushManagementService.registerPushTokenOnServer(account);
4465                //TODO renew mucs
4466            }
4467        }
4468    }
4469
4470    private void sendOfflinePresence(final Account account) {
4471        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4472        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4473    }
4474
4475    public MessageGenerator getMessageGenerator() {
4476        return this.mMessageGenerator;
4477    }
4478
4479    public PresenceGenerator getPresenceGenerator() {
4480        return this.mPresenceGenerator;
4481    }
4482
4483    public IqGenerator getIqGenerator() {
4484        return this.mIqGenerator;
4485    }
4486
4487    public IqParser getIqParser() {
4488        return this.mIqParser;
4489    }
4490
4491    public JingleConnectionManager getJingleConnectionManager() {
4492        return this.mJingleConnectionManager;
4493    }
4494
4495    public MessageArchiveService getMessageArchiveService() {
4496        return this.mMessageArchiveService;
4497    }
4498
4499    public QuickConversationsService getQuickConversationsService() {
4500        return this.mQuickConversationsService;
4501    }
4502
4503    public List<Contact> findContacts(Jid jid, String accountJid) {
4504        ArrayList<Contact> contacts = new ArrayList<>();
4505        for (Account account : getAccounts()) {
4506            if ((account.isEnabled() || accountJid != null)
4507                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4508                Contact contact = account.getRoster().getContactFromContactList(jid);
4509                if (contact != null) {
4510                    contacts.add(contact);
4511                }
4512            }
4513        }
4514        return contacts;
4515    }
4516
4517    public Conversation findFirstMuc(Jid jid) {
4518        for (Conversation conversation : getConversations()) {
4519            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4520                return conversation;
4521            }
4522        }
4523        return null;
4524    }
4525
4526    public NotificationService getNotificationService() {
4527        return this.mNotificationService;
4528    }
4529
4530    public HttpConnectionManager getHttpConnectionManager() {
4531        return this.mHttpConnectionManager;
4532    }
4533
4534    public void resendFailedMessages(final Message message) {
4535        final Collection<Message> messages = new ArrayList<>();
4536        Message current = message;
4537        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4538            messages.add(current);
4539            if (current.mergeable(current.next())) {
4540                current = current.next();
4541            } else {
4542                break;
4543            }
4544        }
4545        for (final Message msg : messages) {
4546            msg.setTime(System.currentTimeMillis());
4547            markMessage(msg, Message.STATUS_WAITING);
4548            this.resendMessage(msg, false);
4549        }
4550        if (message.getConversation() instanceof Conversation) {
4551            ((Conversation) message.getConversation()).sort();
4552        }
4553        updateConversationUi();
4554    }
4555
4556    public void clearConversationHistory(final Conversation conversation) {
4557        final long clearDate;
4558        final String reference;
4559        if (conversation.countMessages() > 0) {
4560            Message latestMessage = conversation.getLatestMessage();
4561            clearDate = latestMessage.getTimeSent() + 1000;
4562            reference = latestMessage.getServerMsgId();
4563        } else {
4564            clearDate = System.currentTimeMillis();
4565            reference = null;
4566        }
4567        conversation.clearMessages();
4568        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4569        conversation.setLastClearHistory(clearDate, reference);
4570        Runnable runnable = () -> {
4571            databaseBackend.deleteMessagesInConversation(conversation);
4572            databaseBackend.updateConversation(conversation);
4573        };
4574        mDatabaseWriterExecutor.execute(runnable);
4575    }
4576
4577    public boolean sendBlockRequest(final Blockable blockable, boolean reportSpam) {
4578        if (blockable != null && blockable.getBlockedJid() != null) {
4579            final Jid jid = blockable.getBlockedJid();
4580            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam), (a, response) -> {
4581                if (response.getType() == IqPacket.TYPE.RESULT) {
4582                    a.getBlocklist().add(jid);
4583                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4584                }
4585            });
4586            if (blockable.getBlockedJid().isFullJid()) {
4587                return false;
4588            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4589                updateConversationUi();
4590                return true;
4591            } else {
4592                return false;
4593            }
4594        } else {
4595            return false;
4596        }
4597    }
4598
4599    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4600        boolean removed = false;
4601        synchronized (this.conversations) {
4602            boolean domainJid = blockedJid.getLocal() == null;
4603            for (Conversation conversation : this.conversations) {
4604                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
4605                        || blockedJid.equals(conversation.getJid().asBareJid());
4606                if (conversation.getAccount() == account
4607                        && conversation.getMode() == Conversation.MODE_SINGLE
4608                        && jidMatches) {
4609                    this.conversations.remove(conversation);
4610                    markRead(conversation);
4611                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
4612                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
4613                    updateConversation(conversation);
4614                    removed = true;
4615                }
4616            }
4617        }
4618        return removed;
4619    }
4620
4621    public void sendUnblockRequest(final Blockable blockable) {
4622        if (blockable != null && blockable.getJid() != null) {
4623            final Jid jid = blockable.getBlockedJid();
4624            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
4625                @Override
4626                public void onIqPacketReceived(final Account account, final IqPacket packet) {
4627                    if (packet.getType() == IqPacket.TYPE.RESULT) {
4628                        account.getBlocklist().remove(jid);
4629                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
4630                    }
4631                }
4632            });
4633        }
4634    }
4635
4636    public void publishDisplayName(Account account) {
4637        String displayName = account.getDisplayName();
4638        final IqPacket request;
4639        if (TextUtils.isEmpty(displayName)) {
4640            request = mIqGenerator.deleteNode(Namespace.NICK);
4641        } else {
4642            request = mIqGenerator.publishNick(displayName);
4643        }
4644        mAvatarService.clear(account);
4645        sendIqPacket(account, request, (account1, packet) -> {
4646            if (packet.getType() == IqPacket.TYPE.ERROR) {
4647                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet.toString());
4648            }
4649        });
4650    }
4651
4652    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
4653        ServiceDiscoveryResult result = discoCache.get(key);
4654        if (result != null) {
4655            return result;
4656        } else {
4657            result = databaseBackend.findDiscoveryResult(key.first, key.second);
4658            if (result != null) {
4659                discoCache.put(key, result);
4660            }
4661            return result;
4662        }
4663    }
4664
4665    public void fetchFromGateway(Account account, final Jid jid, final String input, final OnGatewayResult callback) {
4666        IqPacket request = new IqPacket(input == null ? IqPacket.TYPE.GET : IqPacket.TYPE.SET);
4667        request.setTo(jid);
4668        Element query = request.query("jabber:iq:gateway");
4669        if (input != null) {
4670            Element prompt = query.addChild("prompt");
4671            prompt.setContent(input);
4672        }
4673        sendIqPacket(account, request, (Account acct, IqPacket packet) -> {
4674            if (packet.getType() == IqPacket.TYPE.RESULT) {
4675                callback.onGatewayResult(packet.query().findChildContent(input == null ? "prompt" : "jid"), null);
4676            } else {
4677                Element error = packet.findChild("error");
4678                callback.onGatewayResult(null, error == null ? null : error.findChildContent("text"));
4679            }
4680        });
4681    }
4682
4683    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
4684        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
4685        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
4686
4687        if (disco != null) {
4688            presence.setServiceDiscoveryResult(disco);
4689            final Contact contact = account.getRoster().getContact(jid);
4690            if (contact.refreshRtpCapability()) {
4691                syncRoster(account);
4692            }
4693            if (disco.hasIdentity("gateway", "pstn")) {
4694                contact.registerAsPhoneAccount(this);
4695            }
4696        } else {
4697            final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4698            request.setTo(jid);
4699            final String node = presence.getNode();
4700            final String ver = presence.getVer();
4701            final Element query = request.query(Namespace.DISCO_INFO);
4702            if (node != null && ver != null) {
4703                query.setAttribute("node", node + "#" + ver);
4704            }
4705            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
4706            sendIqPacket(account, request, (a, response) -> {
4707                if (response.getType() == IqPacket.TYPE.RESULT) {
4708                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
4709                    if (presence.getVer().equals(discoveryResult.getVer())) {
4710                        databaseBackend.insertDiscoveryResult(discoveryResult);
4711                        injectServiceDiscoveryResult(a.getRoster(), presence.getHash(), presence.getVer(), discoveryResult);
4712                        if (discoveryResult.hasIdentity("gateway", "pstn")) {
4713                            final Contact contact = account.getRoster().getContact(jid);
4714                            contact.registerAsPhoneAccount(this);
4715                        }
4716                    } else {
4717                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
4718                    }
4719                } else {
4720                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
4721                }
4722            });
4723        }
4724    }
4725
4726    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
4727        boolean rosterNeedsSync = false;
4728        for (final Contact contact : roster.getContacts()) {
4729            boolean serviceDiscoverySet = false;
4730            for (final Presence presence : contact.getPresences().getPresences()) {
4731                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
4732                    presence.setServiceDiscoveryResult(disco);
4733                    serviceDiscoverySet = true;
4734                }
4735            }
4736            if (serviceDiscoverySet) {
4737                rosterNeedsSync |= contact.refreshRtpCapability();
4738            }
4739        }
4740        if (rosterNeedsSync) {
4741            syncRoster(roster.getAccount());
4742        }
4743    }
4744
4745    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
4746        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
4747        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4748        request.addChild("prefs", version.namespace);
4749        sendIqPacket(account, request, (account1, packet) -> {
4750            Element prefs = packet.findChild("prefs", version.namespace);
4751            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
4752                callback.onPreferencesFetched(prefs);
4753            } else {
4754                callback.onPreferencesFetchFailed();
4755            }
4756        });
4757    }
4758
4759    public PushManagementService getPushManagementService() {
4760        return mPushManagementService;
4761    }
4762
4763    public void changeStatus(Account account, PresenceTemplate template, String signature) {
4764        if (!template.getStatusMessage().isEmpty()) {
4765            databaseBackend.insertPresenceTemplate(template);
4766        }
4767        account.setPgpSignature(signature);
4768        account.setPresenceStatus(template.getStatus());
4769        account.setPresenceStatusMessage(template.getStatusMessage());
4770        databaseBackend.updateAccount(account);
4771        sendPresence(account);
4772    }
4773
4774    public List<PresenceTemplate> getPresenceTemplates(Account account) {
4775        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
4776        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
4777            if (!templates.contains(template)) {
4778                templates.add(0, template);
4779            }
4780        }
4781        return templates;
4782    }
4783
4784    public void saveConversationAsBookmark(Conversation conversation, String name) {
4785        final Account account = conversation.getAccount();
4786        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
4787        final String nick = conversation.getJid().getResource();
4788        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
4789            bookmark.setNick(nick);
4790        }
4791        if (!TextUtils.isEmpty(name)) {
4792            bookmark.setBookmarkName(name);
4793        }
4794        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
4795        createBookmark(account, bookmark);
4796        bookmark.setConversation(conversation);
4797    }
4798
4799    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
4800        boolean performedVerification = false;
4801        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
4802        for (XmppUri.Fingerprint fp : fingerprints) {
4803            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4804                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4805                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4806                if (fingerprintStatus != null) {
4807                    if (!fingerprintStatus.isVerified()) {
4808                        performedVerification = true;
4809                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4810                    }
4811                } else {
4812                    axolotlService.preVerifyFingerprint(contact, fingerprint);
4813                }
4814            }
4815        }
4816        return performedVerification;
4817    }
4818
4819    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
4820        final AxolotlService axolotlService = account.getAxolotlService();
4821        boolean verifiedSomething = false;
4822        for (XmppUri.Fingerprint fp : fingerprints) {
4823            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4824                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4825                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
4826                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4827                if (fingerprintStatus != null) {
4828                    if (!fingerprintStatus.isVerified()) {
4829                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4830                        verifiedSomething = true;
4831                    }
4832                } else {
4833                    axolotlService.preVerifyFingerprint(account, fingerprint);
4834                    verifiedSomething = true;
4835                }
4836            }
4837        }
4838        return verifiedSomething;
4839    }
4840
4841    public boolean blindTrustBeforeVerification() {
4842        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
4843    }
4844
4845    public ShortcutService getShortcutService() {
4846        return mShortcutService;
4847    }
4848
4849    public void pushMamPreferences(Account account, Element prefs) {
4850        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
4851        set.addChild(prefs);
4852        sendIqPacket(account, set, null);
4853    }
4854
4855    public void evictPreview(String uuid) {
4856        if (mBitmapCache.remove(uuid) != null) {
4857            Log.d(Config.LOGTAG, "deleted cached preview");
4858        }
4859    }
4860
4861    public interface OnMamPreferencesFetched {
4862        void onPreferencesFetched(Element prefs);
4863
4864        void onPreferencesFetchFailed();
4865    }
4866
4867    public interface OnAccountCreated {
4868        void onAccountCreated(Account account);
4869
4870        void informUser(int r);
4871    }
4872
4873    public interface OnMoreMessagesLoaded {
4874        void onMoreMessagesLoaded(int count, Conversation conversation);
4875
4876        void informUser(int r);
4877    }
4878
4879    public interface OnAccountPasswordChanged {
4880        void onPasswordChangeSucceeded();
4881
4882        void onPasswordChangeFailed();
4883    }
4884
4885    public interface OnRoomDestroy {
4886        void onRoomDestroySucceeded();
4887
4888        void onRoomDestroyFailed();
4889    }
4890
4891    public interface OnAffiliationChanged {
4892        void onAffiliationChangedSuccessful(Jid jid);
4893
4894        void onAffiliationChangeFailed(Jid jid, int resId);
4895    }
4896
4897    public interface OnConversationUpdate {
4898        void onConversationUpdate();
4899    }
4900
4901    public interface OnJingleRtpConnectionUpdate {
4902        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
4903
4904        void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices);
4905    }
4906
4907    public interface OnAccountUpdate {
4908        void onAccountUpdate();
4909    }
4910
4911    public interface OnCaptchaRequested {
4912        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
4913    }
4914
4915    public interface OnRosterUpdate {
4916        void onRosterUpdate();
4917    }
4918
4919    public interface OnMucRosterUpdate {
4920        void onMucRosterUpdate();
4921    }
4922
4923    public interface OnConferenceConfigurationFetched {
4924        void onConferenceConfigurationFetched(Conversation conversation);
4925
4926        void onFetchFailed(Conversation conversation, String errorCondition);
4927    }
4928
4929    public interface OnConferenceJoined {
4930        void onConferenceJoined(Conversation conversation);
4931    }
4932
4933    public interface OnConfigurationPushed {
4934        void onPushSucceeded();
4935
4936        void onPushFailed();
4937    }
4938
4939    public interface OnShowErrorToast {
4940        void onShowErrorToast(int resId);
4941    }
4942
4943    public class XmppConnectionBinder extends Binder {
4944        public XmppConnectionService getService() {
4945            return XmppConnectionService.this;
4946        }
4947    }
4948
4949    private class InternalEventReceiver extends BroadcastReceiver {
4950
4951        @Override
4952        public void onReceive(Context context, Intent intent) {
4953            onStartCommand(intent, 0, 0);
4954        }
4955    }
4956
4957    public static class OngoingCall {
4958        public final AbstractJingleConnection.Id id;
4959        public final Set<Media> media;
4960        public final boolean reconnecting;
4961
4962        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
4963            this.id = id;
4964            this.media = media;
4965            this.reconnecting = reconnecting;
4966        }
4967
4968        @Override
4969        public boolean equals(Object o) {
4970            if (this == o) return true;
4971            if (o == null || getClass() != o.getClass()) return false;
4972            OngoingCall that = (OngoingCall) o;
4973            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
4974        }
4975
4976        @Override
4977        public int hashCode() {
4978            return Objects.hashCode(id, media, reconnecting);
4979        }
4980    }
4981}