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        account.removeBookmark(bookmark);
1847        final XmppConnection connection = account.getXmppConnection();
1848        if (connection.getFeatures().bookmarks2()) {
1849            IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
1850            sendIqPacket(account, request, (a, response) -> {
1851                if (response.getType() == IqPacket.TYPE.ERROR) {
1852                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
1853                }
1854            });
1855        } else if (connection.getFeatures().bookmarksConversion()) {
1856            pushBookmarksPep(account);
1857        } else {
1858            pushBookmarksPrivateXml(account);
1859        }
1860    }
1861
1862    private void pushBookmarksPrivateXml(Account account) {
1863        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
1864        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
1865        Element query = iqPacket.query("jabber:iq:private");
1866        Element storage = query.addChild("storage", "storage:bookmarks");
1867        for (Bookmark bookmark : account.getBookmarks()) {
1868            storage.addChild(bookmark);
1869        }
1870        sendIqPacket(account, iqPacket, mDefaultIqHandler);
1871    }
1872
1873    private void pushBookmarksPep(Account account) {
1874        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
1875        Element storage = new Element("storage", "storage:bookmarks");
1876        for (Bookmark bookmark : account.getBookmarks()) {
1877            storage.addChild(bookmark);
1878        }
1879        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
1880
1881    }
1882
1883    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
1884        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
1885
1886    }
1887
1888    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
1889        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
1890        sendIqPacket(account, packet, (a, response) -> {
1891            if (response.getType() == IqPacket.TYPE.RESULT) {
1892                return;
1893            }
1894            if (retry && PublishOptions.preconditionNotMet(response)) {
1895                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
1896                    @Override
1897                    public void onPushSucceeded() {
1898                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
1899                    }
1900
1901                    @Override
1902                    public void onPushFailed() {
1903                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
1904                    }
1905                });
1906            } else {
1907                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + retry + ") " + response);
1908            }
1909        });
1910    }
1911
1912    private void restoreFromDatabase() {
1913        synchronized (this.conversations) {
1914            final Map<String, Account> accountLookupTable = new Hashtable<>();
1915            for (Account account : this.accounts) {
1916                accountLookupTable.put(account.getUuid(), account);
1917            }
1918            Log.d(Config.LOGTAG, "restoring conversations...");
1919            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
1920            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
1921            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
1922                Conversation conversation = iterator.next();
1923                Account account = accountLookupTable.get(conversation.getAccountUuid());
1924                if (account != null) {
1925                    conversation.setAccount(account);
1926                } else {
1927                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
1928                    iterator.remove();
1929                }
1930            }
1931            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
1932            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
1933            Runnable runnable = () -> {
1934                if (DatabaseBackend.requiresMessageIndexRebuild()) {
1935                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
1936                }
1937                final long deletionDate = getAutomaticMessageDeletionDate();
1938                mLastExpiryRun.set(SystemClock.elapsedRealtime());
1939                if (deletionDate > 0) {
1940                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
1941                    databaseBackend.expireOldMessages(deletionDate);
1942                }
1943                Log.d(Config.LOGTAG, "restoring roster...");
1944                for (Account account : accounts) {
1945                    databaseBackend.readRoster(account.getRoster());
1946                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
1947                }
1948                getBitmapCache().evictAll();
1949                loadPhoneContacts();
1950                Log.d(Config.LOGTAG, "restoring messages...");
1951                final long startMessageRestore = SystemClock.elapsedRealtime();
1952                final Conversation quickLoad = QuickLoader.get(this.conversations);
1953                if (quickLoad != null) {
1954                    restoreMessages(quickLoad);
1955                    updateConversationUi();
1956                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1957                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
1958                }
1959                for (Conversation conversation : this.conversations) {
1960                    if (quickLoad != conversation) {
1961                        restoreMessages(conversation);
1962                    }
1963                }
1964                mNotificationService.finishBacklog(false);
1965                restoredFromDatabaseLatch.countDown();
1966                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1967                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
1968                updateConversationUi();
1969            };
1970            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
1971        }
1972    }
1973
1974    private void restoreMessages(Conversation conversation) {
1975        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
1976        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
1977        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
1978    }
1979
1980    public void loadPhoneContacts() {
1981        mContactMergerExecutor.execute(() -> {
1982            Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
1983            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
1984            for (Account account : accounts) {
1985                List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
1986                for (JabberIdContact jidContact : contacts.values()) {
1987                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
1988                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
1989                    if (needsCacheClean) {
1990                        getAvatarService().clear(contact);
1991                    }
1992                    withSystemAccounts.remove(contact);
1993                }
1994                for (Contact contact : withSystemAccounts) {
1995                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
1996                    if (needsCacheClean) {
1997                        getAvatarService().clear(contact);
1998                    }
1999                }
2000            }
2001            Log.d(Config.LOGTAG, "finished merging phone contacts");
2002            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2003            updateRosterUi();
2004            mQuickConversationsService.considerSync();
2005        });
2006    }
2007
2008
2009    public void syncRoster(final Account account) {
2010        unregisterPhoneAccounts(account);
2011        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
2012    }
2013
2014    public List<Conversation> getConversations() {
2015        return this.conversations;
2016    }
2017
2018    private void markFileDeleted(final File file) {
2019        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2020            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2021                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2022                return;
2023            }
2024        }
2025        final boolean isInternalFile = fileBackend.isInternalFile(file);
2026        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2027        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2028        markUuidsAsDeletedFiles(uuids);
2029    }
2030
2031    private void markUuidsAsDeletedFiles(List<String> uuids) {
2032        boolean deleted = false;
2033        for (Conversation conversation : getConversations()) {
2034            deleted |= conversation.markAsDeleted(uuids);
2035        }
2036        for (final String uuid : uuids) {
2037            evictPreview(uuid);
2038        }
2039        if (deleted) {
2040            updateConversationUi();
2041        }
2042    }
2043
2044    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2045        boolean changed = false;
2046        for (Conversation conversation : getConversations()) {
2047            changed |= conversation.markAsChanged(infos);
2048        }
2049        if (changed) {
2050            updateConversationUi();
2051        }
2052    }
2053
2054    public void populateWithOrderedConversations(final List<Conversation> list) {
2055        populateWithOrderedConversations(list, true, true);
2056    }
2057
2058    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2059        populateWithOrderedConversations(list, includeNoFileUpload, true);
2060    }
2061
2062    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2063        final List<String> orderedUuids;
2064        if (sort) {
2065            orderedUuids = null;
2066        } else {
2067            orderedUuids = new ArrayList<>();
2068            for (Conversation conversation : list) {
2069                orderedUuids.add(conversation.getUuid());
2070            }
2071        }
2072        list.clear();
2073        if (includeNoFileUpload) {
2074            list.addAll(getConversations());
2075        } else {
2076            for (Conversation conversation : getConversations()) {
2077                if (conversation.getMode() == Conversation.MODE_SINGLE
2078                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2079                    list.add(conversation);
2080                }
2081            }
2082        }
2083        try {
2084            if (orderedUuids != null) {
2085                Collections.sort(list, (a, b) -> {
2086                    final int indexA = orderedUuids.indexOf(a.getUuid());
2087                    final int indexB = orderedUuids.indexOf(b.getUuid());
2088                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2089                        return a.compareTo(b);
2090                    }
2091                    return indexA - indexB;
2092                });
2093            } else {
2094                Collections.sort(list);
2095            }
2096        } catch (IllegalArgumentException e) {
2097            //ignore
2098        }
2099    }
2100
2101    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2102        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2103            return;
2104        } else if (timestamp == 0) {
2105            return;
2106        }
2107        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2108        final Runnable runnable = () -> {
2109            final Account account = conversation.getAccount();
2110            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2111            if (messages.size() > 0) {
2112                conversation.addAll(0, messages);
2113                callback.onMoreMessagesLoaded(messages.size(), conversation);
2114            } else if (conversation.hasMessagesLeftOnServer()
2115                    && account.isOnlineAndConnected()
2116                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2117                final boolean mamAvailable;
2118                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2119                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2120                } else {
2121                    mamAvailable = conversation.getMucOptions().mamSupport();
2122                }
2123                if (mamAvailable) {
2124                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2125                    if (query != null) {
2126                        query.setCallback(callback);
2127                        callback.informUser(R.string.fetching_history_from_server);
2128                    } else {
2129                        callback.informUser(R.string.not_fetching_history_retention_period);
2130                    }
2131
2132                }
2133            }
2134        };
2135        mDatabaseReaderExecutor.execute(runnable);
2136    }
2137
2138    public List<Account> getAccounts() {
2139        return this.accounts;
2140    }
2141
2142
2143    /**
2144     * 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)
2145     */
2146    public List<Conversation> findAllConferencesWith(Contact contact) {
2147        final ArrayList<Conversation> results = new ArrayList<>();
2148        for (final Conversation c : conversations) {
2149            if (c.getMode() != Conversation.MODE_MULTI) {
2150                continue;
2151            }
2152            final MucOptions mucOptions = c.getMucOptions();
2153            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2154                results.add(c);
2155            }
2156        }
2157        return results;
2158    }
2159
2160    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2161        for (final Conversation conversation : haystack) {
2162            if (conversation.getContact() == contact) {
2163                return conversation;
2164            }
2165        }
2166        return null;
2167    }
2168
2169    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2170        if (jid == null) {
2171            return null;
2172        }
2173        for (final Conversation conversation : haystack) {
2174            if ((account == null || conversation.getAccount() == account)
2175                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2176                return conversation;
2177            }
2178        }
2179        return null;
2180    }
2181
2182    public boolean isConversationsListEmpty(final Conversation ignore) {
2183        synchronized (this.conversations) {
2184            final int size = this.conversations.size();
2185            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2186        }
2187    }
2188
2189    public boolean isConversationStillOpen(final Conversation conversation) {
2190        synchronized (this.conversations) {
2191            for (Conversation current : this.conversations) {
2192                if (current == conversation) {
2193                    return true;
2194                }
2195            }
2196        }
2197        return false;
2198    }
2199
2200    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2201        return this.findOrCreateConversation(account, jid, muc, false, async);
2202    }
2203
2204    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2205        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2206    }
2207
2208    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2209        synchronized (this.conversations) {
2210            Conversation conversation = find(account, jid);
2211            if (conversation != null) {
2212                return conversation;
2213            }
2214            conversation = databaseBackend.findConversation(account, jid);
2215            final boolean loadMessagesFromDb;
2216            if (conversation != null) {
2217                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2218                conversation.setAccount(account);
2219                if (muc) {
2220                    conversation.setMode(Conversation.MODE_MULTI);
2221                    conversation.setContactJid(jid);
2222                } else {
2223                    conversation.setMode(Conversation.MODE_SINGLE);
2224                    conversation.setContactJid(jid.asBareJid());
2225                }
2226                databaseBackend.updateConversation(conversation);
2227                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2228            } else {
2229                String conversationName;
2230                Contact contact = account.getRoster().getContact(jid);
2231                if (contact != null) {
2232                    conversationName = contact.getDisplayName();
2233                } else {
2234                    conversationName = jid.getLocal();
2235                }
2236                if (muc) {
2237                    conversation = new Conversation(conversationName, account, jid,
2238                            Conversation.MODE_MULTI);
2239                } else {
2240                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2241                            Conversation.MODE_SINGLE);
2242                }
2243                this.databaseBackend.createConversation(conversation);
2244                loadMessagesFromDb = false;
2245            }
2246            final Conversation c = conversation;
2247            final Runnable runnable = () -> {
2248                if (loadMessagesFromDb) {
2249                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2250                    updateConversationUi();
2251                    c.messagesLoaded.set(true);
2252                }
2253                if (account.getXmppConnection() != null
2254                        && !c.getContact().isBlocked()
2255                        && account.getXmppConnection().getFeatures().mam()
2256                        && !muc) {
2257                    if (query == null) {
2258                        mMessageArchiveService.query(c);
2259                    } else {
2260                        if (query.getConversation() == null) {
2261                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2262                        }
2263                    }
2264                }
2265                if (joinAfterCreate) {
2266                    joinMuc(c);
2267                }
2268            };
2269            if (async) {
2270                mDatabaseReaderExecutor.execute(runnable);
2271            } else {
2272                runnable.run();
2273            }
2274            this.conversations.add(conversation);
2275            updateConversationUi();
2276            return conversation;
2277        }
2278    }
2279
2280    public void archiveConversation(Conversation conversation) {
2281        archiveConversation(conversation, true);
2282    }
2283
2284    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2285        getNotificationService().clear(conversation);
2286        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2287        conversation.setNextMessage(null);
2288        synchronized (this.conversations) {
2289            getMessageArchiveService().kill(conversation);
2290            if (conversation.getMode() == Conversation.MODE_MULTI) {
2291                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2292                    final Bookmark bookmark = conversation.getBookmark();
2293                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2294                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2295                            Account account = bookmark.getAccount();
2296                            bookmark.setConversation(null);
2297                            deleteBookmark(account, bookmark);
2298                        } else if (bookmark.autojoin()) {
2299                            bookmark.setAutojoin(false);
2300                            createBookmark(bookmark.getAccount(), bookmark);
2301                        }
2302                    }
2303                }
2304                leaveMuc(conversation);
2305            } else {
2306                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2307                    stopPresenceUpdatesTo(conversation.getContact());
2308                }
2309            }
2310            updateConversation(conversation);
2311            this.conversations.remove(conversation);
2312            updateConversationUi();
2313        }
2314    }
2315
2316    public void stopPresenceUpdatesTo(Contact contact) {
2317        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2318        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2319        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2320    }
2321
2322    public void createAccount(final Account account) {
2323        account.initAccountServices(this);
2324        databaseBackend.createAccount(account);
2325        this.accounts.add(account);
2326        this.reconnectAccountInBackground(account);
2327        updateAccountUi();
2328        syncEnabledAccountSetting();
2329        toggleForegroundService();
2330    }
2331
2332    private void syncEnabledAccountSetting() {
2333        final boolean hasEnabledAccounts = hasEnabledAccounts();
2334        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2335        toggleSetProfilePictureActivity(hasEnabledAccounts);
2336    }
2337
2338    private void toggleSetProfilePictureActivity(final boolean enabled) {
2339        try {
2340            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2341            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2342            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2343        } catch (IllegalStateException e) {
2344            Log.d(Config.LOGTAG, "unable to toggle profile picture actvitiy");
2345        }
2346    }
2347
2348    private void provisionAccount(final String address, final String password) {
2349        final Jid jid = Jid.ofEscaped(address);
2350        final Account account = new Account(jid, password);
2351        account.setOption(Account.OPTION_DISABLED, true);
2352        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2353        createAccount(account);
2354    }
2355
2356    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2357        new Thread(() -> {
2358            try {
2359                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2360                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2361                if (cert == null) {
2362                    callback.informUser(R.string.unable_to_parse_certificate);
2363                    return;
2364                }
2365                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2366                if (info == null) {
2367                    callback.informUser(R.string.certificate_does_not_contain_jid);
2368                    return;
2369                }
2370                if (findAccountByJid(info.first) == null) {
2371                    final Account account = new Account(info.first, "");
2372                    account.setPrivateKeyAlias(alias);
2373                    account.setOption(Account.OPTION_DISABLED, true);
2374                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2375                    account.setDisplayName(info.second);
2376                    createAccount(account);
2377                    callback.onAccountCreated(account);
2378                    if (Config.X509_VERIFICATION) {
2379                        try {
2380                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2381                        } catch (CertificateException e) {
2382                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2383                        }
2384                    }
2385                } else {
2386                    callback.informUser(R.string.account_already_exists);
2387                }
2388            } catch (Exception e) {
2389                callback.informUser(R.string.unable_to_parse_certificate);
2390            }
2391        }).start();
2392
2393    }
2394
2395    public void updateKeyInAccount(final Account account, final String alias) {
2396        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2397        try {
2398            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2399            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2400            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2401            if (info == null) {
2402                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2403                return;
2404            }
2405            if (account.getJid().asBareJid().equals(info.first)) {
2406                account.setPrivateKeyAlias(alias);
2407                account.setDisplayName(info.second);
2408                databaseBackend.updateAccount(account);
2409                if (Config.X509_VERIFICATION) {
2410                    try {
2411                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2412                    } catch (CertificateException e) {
2413                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2414                    }
2415                    account.getAxolotlService().regenerateKeys(true);
2416                }
2417            } else {
2418                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2419            }
2420        } catch (Exception e) {
2421            e.printStackTrace();
2422        }
2423    }
2424
2425    public boolean updateAccount(final Account account) {
2426        if (databaseBackend.updateAccount(account)) {
2427            account.setShowErrorNotification(true);
2428            this.statusListener.onStatusChanged(account);
2429            databaseBackend.updateAccount(account);
2430            reconnectAccountInBackground(account);
2431            updateAccountUi();
2432            getNotificationService().updateErrorNotification();
2433            toggleForegroundService();
2434            syncEnabledAccountSetting();
2435            mChannelDiscoveryService.cleanCache();
2436            return true;
2437        } else {
2438            return false;
2439        }
2440    }
2441
2442    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2443        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2444        sendIqPacket(account, iq, (a, packet) -> {
2445            if (packet.getType() == IqPacket.TYPE.RESULT) {
2446                a.setPassword(newPassword);
2447                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2448                databaseBackend.updateAccount(a);
2449                callback.onPasswordChangeSucceeded();
2450            } else {
2451                callback.onPasswordChangeFailed();
2452            }
2453        });
2454    }
2455
2456    public void deleteAccount(final Account account) {
2457        final boolean connected = account.getStatus() == Account.State.ONLINE;
2458        synchronized (this.conversations) {
2459            if (connected) {
2460                account.getAxolotlService().deleteOmemoIdentity();
2461            }
2462            for (final Conversation conversation : conversations) {
2463                if (conversation.getAccount() == account) {
2464                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2465                        if (connected) {
2466                            leaveMuc(conversation);
2467                        }
2468                    }
2469                    conversations.remove(conversation);
2470                    mNotificationService.clear(conversation);
2471                }
2472            }
2473            new Thread(() -> {
2474                for (final Contact contact : account.getRoster().getContacts()) {
2475                    contact.unregisterAsPhoneAccount(this);
2476                }
2477            }).start();
2478            if (account.getXmppConnection() != null) {
2479                new Thread(() -> disconnect(account, !connected)).start();
2480            }
2481            final Runnable runnable = () -> {
2482                if (!databaseBackend.deleteAccount(account)) {
2483                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2484                }
2485            };
2486            mDatabaseWriterExecutor.execute(runnable);
2487            this.accounts.remove(account);
2488            this.mRosterSyncTaskManager.clear(account);
2489            updateAccountUi();
2490            mNotificationService.updateErrorNotification();
2491            syncEnabledAccountSetting();
2492            toggleForegroundService();
2493        }
2494    }
2495
2496    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2497        final boolean remainingListeners;
2498        synchronized (LISTENER_LOCK) {
2499            remainingListeners = checkListeners();
2500            if (!this.mOnConversationUpdates.add(listener)) {
2501                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2502            }
2503            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2504        }
2505        if (remainingListeners) {
2506            switchToForeground();
2507        }
2508    }
2509
2510    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2511        final boolean remainingListeners;
2512        synchronized (LISTENER_LOCK) {
2513            this.mOnConversationUpdates.remove(listener);
2514            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2515            remainingListeners = checkListeners();
2516        }
2517        if (remainingListeners) {
2518            switchToBackground();
2519        }
2520    }
2521
2522    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2523        final boolean remainingListeners;
2524        synchronized (LISTENER_LOCK) {
2525            remainingListeners = checkListeners();
2526            if (!this.mOnShowErrorToasts.add(listener)) {
2527                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2528            }
2529        }
2530        if (remainingListeners) {
2531            switchToForeground();
2532        }
2533    }
2534
2535    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2536        final boolean remainingListeners;
2537        synchronized (LISTENER_LOCK) {
2538            this.mOnShowErrorToasts.remove(onShowErrorToast);
2539            remainingListeners = checkListeners();
2540        }
2541        if (remainingListeners) {
2542            switchToBackground();
2543        }
2544    }
2545
2546    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2547        final boolean remainingListeners;
2548        synchronized (LISTENER_LOCK) {
2549            remainingListeners = checkListeners();
2550            if (!this.mOnAccountUpdates.add(listener)) {
2551                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2552            }
2553        }
2554        if (remainingListeners) {
2555            switchToForeground();
2556        }
2557    }
2558
2559    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2560        final boolean remainingListeners;
2561        synchronized (LISTENER_LOCK) {
2562            this.mOnAccountUpdates.remove(listener);
2563            remainingListeners = checkListeners();
2564        }
2565        if (remainingListeners) {
2566            switchToBackground();
2567        }
2568    }
2569
2570    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2571        final boolean remainingListeners;
2572        synchronized (LISTENER_LOCK) {
2573            remainingListeners = checkListeners();
2574            if (!this.mOnCaptchaRequested.add(listener)) {
2575                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2576            }
2577        }
2578        if (remainingListeners) {
2579            switchToForeground();
2580        }
2581    }
2582
2583    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2584        final boolean remainingListeners;
2585        synchronized (LISTENER_LOCK) {
2586            this.mOnCaptchaRequested.remove(listener);
2587            remainingListeners = checkListeners();
2588        }
2589        if (remainingListeners) {
2590            switchToBackground();
2591        }
2592    }
2593
2594    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2595        final boolean remainingListeners;
2596        synchronized (LISTENER_LOCK) {
2597            remainingListeners = checkListeners();
2598            if (!this.mOnRosterUpdates.add(listener)) {
2599                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2600            }
2601        }
2602        if (remainingListeners) {
2603            switchToForeground();
2604        }
2605    }
2606
2607    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2608        final boolean remainingListeners;
2609        synchronized (LISTENER_LOCK) {
2610            this.mOnRosterUpdates.remove(listener);
2611            remainingListeners = checkListeners();
2612        }
2613        if (remainingListeners) {
2614            switchToBackground();
2615        }
2616    }
2617
2618    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2619        final boolean remainingListeners;
2620        synchronized (LISTENER_LOCK) {
2621            remainingListeners = checkListeners();
2622            if (!this.mOnUpdateBlocklist.add(listener)) {
2623                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2624            }
2625        }
2626        if (remainingListeners) {
2627            switchToForeground();
2628        }
2629    }
2630
2631    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2632        final boolean remainingListeners;
2633        synchronized (LISTENER_LOCK) {
2634            this.mOnUpdateBlocklist.remove(listener);
2635            remainingListeners = checkListeners();
2636        }
2637        if (remainingListeners) {
2638            switchToBackground();
2639        }
2640    }
2641
2642    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2643        final boolean remainingListeners;
2644        synchronized (LISTENER_LOCK) {
2645            remainingListeners = checkListeners();
2646            if (!this.mOnKeyStatusUpdated.add(listener)) {
2647                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2648            }
2649        }
2650        if (remainingListeners) {
2651            switchToForeground();
2652        }
2653    }
2654
2655    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2656        final boolean remainingListeners;
2657        synchronized (LISTENER_LOCK) {
2658            this.mOnKeyStatusUpdated.remove(listener);
2659            remainingListeners = checkListeners();
2660        }
2661        if (remainingListeners) {
2662            switchToBackground();
2663        }
2664    }
2665
2666    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2667        final boolean remainingListeners;
2668        synchronized (LISTENER_LOCK) {
2669            remainingListeners = checkListeners();
2670            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2671                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2672            }
2673        }
2674        if (remainingListeners) {
2675            switchToForeground();
2676        }
2677    }
2678
2679    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2680        final boolean remainingListeners;
2681        synchronized (LISTENER_LOCK) {
2682            this.onJingleRtpConnectionUpdate.remove(listener);
2683            remainingListeners = checkListeners();
2684        }
2685        if (remainingListeners) {
2686            switchToBackground();
2687        }
2688    }
2689
2690    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2691        final boolean remainingListeners;
2692        synchronized (LISTENER_LOCK) {
2693            remainingListeners = checkListeners();
2694            if (!this.mOnMucRosterUpdate.add(listener)) {
2695                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2696            }
2697        }
2698        if (remainingListeners) {
2699            switchToForeground();
2700        }
2701    }
2702
2703    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2704        final boolean remainingListeners;
2705        synchronized (LISTENER_LOCK) {
2706            this.mOnMucRosterUpdate.remove(listener);
2707            remainingListeners = checkListeners();
2708        }
2709        if (remainingListeners) {
2710            switchToBackground();
2711        }
2712    }
2713
2714    public boolean checkListeners() {
2715        return (this.mOnAccountUpdates.size() == 0
2716                && this.mOnConversationUpdates.size() == 0
2717                && this.mOnRosterUpdates.size() == 0
2718                && this.mOnCaptchaRequested.size() == 0
2719                && this.mOnMucRosterUpdate.size() == 0
2720                && this.mOnUpdateBlocklist.size() == 0
2721                && this.mOnShowErrorToasts.size() == 0
2722                && this.onJingleRtpConnectionUpdate.size() == 0
2723                && this.mOnKeyStatusUpdated.size() == 0);
2724    }
2725
2726    private void switchToForeground() {
2727        final boolean broadcastLastActivity = broadcastLastActivity();
2728        for (Conversation conversation : getConversations()) {
2729            if (conversation.getMode() == Conversation.MODE_MULTI) {
2730                conversation.getMucOptions().resetChatState();
2731            } else {
2732                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
2733            }
2734        }
2735        for (Account account : getAccounts()) {
2736            if (account.getStatus() == Account.State.ONLINE) {
2737                account.deactivateGracePeriod();
2738                final XmppConnection connection = account.getXmppConnection();
2739                if (connection != null) {
2740                    if (connection.getFeatures().csi()) {
2741                        connection.sendActive();
2742                    }
2743                    if (broadcastLastActivity) {
2744                        sendPresence(account, false); //send new presence but don't include idle because we are not
2745                    }
2746                }
2747            }
2748        }
2749        Log.d(Config.LOGTAG, "app switched into foreground");
2750    }
2751
2752    private void switchToBackground() {
2753        final boolean broadcastLastActivity = broadcastLastActivity();
2754        if (broadcastLastActivity) {
2755            mLastActivity = System.currentTimeMillis();
2756            final SharedPreferences.Editor editor = getPreferences().edit();
2757            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2758            editor.apply();
2759        }
2760        for (Account account : getAccounts()) {
2761            if (account.getStatus() == Account.State.ONLINE) {
2762                XmppConnection connection = account.getXmppConnection();
2763                if (connection != null) {
2764                    if (broadcastLastActivity) {
2765                        sendPresence(account, true);
2766                    }
2767                    if (connection.getFeatures().csi()) {
2768                        connection.sendInactive();
2769                    }
2770                }
2771            }
2772        }
2773        this.mNotificationService.setIsInForeground(false);
2774        Log.d(Config.LOGTAG, "app switched into background");
2775    }
2776
2777    private void connectMultiModeConversations(Account account) {
2778        List<Conversation> conversations = getConversations();
2779        for (Conversation conversation : conversations) {
2780            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2781                joinMuc(conversation);
2782            }
2783        }
2784    }
2785
2786    public void mucSelfPingAndRejoin(final Conversation conversation) {
2787        final Account account = conversation.getAccount();
2788        synchronized (account.inProgressConferenceJoins) {
2789            if (account.inProgressConferenceJoins.contains(conversation)) {
2790                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2791                return;
2792            }
2793        }
2794        synchronized (account.inProgressConferencePings) {
2795            if (!account.inProgressConferencePings.add(conversation)) {
2796                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2797                return;
2798            }
2799        }
2800        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2801        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
2802        ping.setTo(self);
2803        ping.addChild("ping", Namespace.PING);
2804        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
2805            if (response.getType() == IqPacket.TYPE.ERROR) {
2806                Element error = response.findChild("error");
2807                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
2808                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
2809                } else {
2810                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
2811                    joinMuc(conversation);
2812                }
2813            } else if (response.getType() == IqPacket.TYPE.RESULT) {
2814                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
2815            }
2816            synchronized (account.inProgressConferencePings) {
2817                account.inProgressConferencePings.remove(conversation);
2818            }
2819        });
2820    }
2821
2822    public void joinMuc(Conversation conversation) {
2823        joinMuc(conversation, null, false);
2824    }
2825
2826    public void joinMuc(Conversation conversation, boolean followedInvite) {
2827        joinMuc(conversation, null, followedInvite);
2828    }
2829
2830    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
2831        joinMuc(conversation, onConferenceJoined, false);
2832    }
2833
2834    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
2835        final Account account = conversation.getAccount();
2836        synchronized (account.pendingConferenceJoins) {
2837            account.pendingConferenceJoins.remove(conversation);
2838        }
2839        synchronized (account.pendingConferenceLeaves) {
2840            account.pendingConferenceLeaves.remove(conversation);
2841        }
2842        if (account.getStatus() == Account.State.ONLINE) {
2843            synchronized (account.inProgressConferenceJoins) {
2844                account.inProgressConferenceJoins.add(conversation);
2845            }
2846            if (Config.MUC_LEAVE_BEFORE_JOIN) {
2847                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
2848            }
2849            conversation.resetMucOptions();
2850            if (onConferenceJoined != null) {
2851                conversation.getMucOptions().flagNoAutoPushConfiguration();
2852            }
2853            conversation.setHasMessagesLeftOnServer(false);
2854            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
2855
2856                private void join(Conversation conversation) {
2857                    Account account = conversation.getAccount();
2858                    final MucOptions mucOptions = conversation.getMucOptions();
2859
2860                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
2861                        synchronized (account.inProgressConferenceJoins) {
2862                            account.inProgressConferenceJoins.remove(conversation);
2863                        }
2864                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
2865                        updateConversationUi();
2866                        if (onConferenceJoined != null) {
2867                            onConferenceJoined.onConferenceJoined(conversation);
2868                        }
2869                        return;
2870                    }
2871
2872                    final Jid joinJid = mucOptions.getSelf().getFullJid();
2873                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
2874                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
2875                    packet.setTo(joinJid);
2876                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
2877                    if (conversation.getMucOptions().getPassword() != null) {
2878                        x.addChild("password").setContent(mucOptions.getPassword());
2879                    }
2880
2881                    if (mucOptions.mamSupport()) {
2882                        // Use MAM instead of the limited muc history to get history
2883                        x.addChild("history").setAttribute("maxchars", "0");
2884                    } else {
2885                        // Fallback to muc history
2886                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
2887                    }
2888                    sendPresencePacket(account, packet);
2889                    if (onConferenceJoined != null) {
2890                        onConferenceJoined.onConferenceJoined(conversation);
2891                    }
2892                    if (!joinJid.equals(conversation.getJid())) {
2893                        conversation.setContactJid(joinJid);
2894                        databaseBackend.updateConversation(conversation);
2895                    }
2896
2897                    if (mucOptions.mamSupport()) {
2898                        getMessageArchiveService().catchupMUC(conversation);
2899                    }
2900                    if (mucOptions.isPrivateAndNonAnonymous()) {
2901                        fetchConferenceMembers(conversation);
2902
2903                        if (followedInvite) {
2904                            final Bookmark bookmark = conversation.getBookmark();
2905                            if (bookmark != null) {
2906                                if (!bookmark.autojoin()) {
2907                                    bookmark.setAutojoin(true);
2908                                    createBookmark(account, bookmark);
2909                                }
2910                            } else {
2911                                saveConversationAsBookmark(conversation, null);
2912                            }
2913                        }
2914                    }
2915                    synchronized (account.inProgressConferenceJoins) {
2916                        account.inProgressConferenceJoins.remove(conversation);
2917                        sendUnsentMessages(conversation);
2918                    }
2919                }
2920
2921                @Override
2922                public void onConferenceConfigurationFetched(Conversation conversation) {
2923                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2924                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2925                        return;
2926                    }
2927                    join(conversation);
2928                }
2929
2930                @Override
2931                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
2932                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2933                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2934                        return;
2935                    }
2936                    if ("remote-server-not-found".equals(errorCondition)) {
2937                        synchronized (account.inProgressConferenceJoins) {
2938                            account.inProgressConferenceJoins.remove(conversation);
2939                        }
2940                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
2941                        updateConversationUi();
2942                    } else {
2943                        join(conversation);
2944                        fetchConferenceConfiguration(conversation);
2945                    }
2946                }
2947            });
2948            updateConversationUi();
2949        } else {
2950            synchronized (account.pendingConferenceJoins) {
2951                account.pendingConferenceJoins.add(conversation);
2952            }
2953            conversation.resetMucOptions();
2954            conversation.setHasMessagesLeftOnServer(false);
2955            updateConversationUi();
2956        }
2957    }
2958
2959    private void fetchConferenceMembers(final Conversation conversation) {
2960        final Account account = conversation.getAccount();
2961        final AxolotlService axolotlService = account.getAxolotlService();
2962        final String[] affiliations = {"member", "admin", "owner"};
2963        OnIqPacketReceived callback = new OnIqPacketReceived() {
2964
2965            private int i = 0;
2966            private boolean success = true;
2967
2968            @Override
2969            public void onIqPacketReceived(Account account, IqPacket packet) {
2970                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
2971                Element query = packet.query("http://jabber.org/protocol/muc#admin");
2972                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
2973                    for (Element child : query.getChildren()) {
2974                        if ("item".equals(child.getName())) {
2975                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
2976                            if (!user.realJidMatchesAccount()) {
2977                                boolean isNew = conversation.getMucOptions().updateUser(user);
2978                                Contact contact = user.getContact();
2979                                if (omemoEnabled
2980                                        && isNew
2981                                        && user.getRealJid() != null
2982                                        && (contact == null || !contact.mutualPresenceSubscription())
2983                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
2984                                    axolotlService.fetchDeviceIds(user.getRealJid());
2985                                }
2986                            }
2987                        }
2988                    }
2989                } else {
2990                    success = false;
2991                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
2992                }
2993                ++i;
2994                if (i >= affiliations.length) {
2995                    List<Jid> members = conversation.getMucOptions().getMembers(true);
2996                    if (success) {
2997                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
2998                        boolean changed = false;
2999                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3000                            Jid jid = iterator.next();
3001                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3002                                iterator.remove();
3003                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3004                                changed = true;
3005                            }
3006                        }
3007                        if (changed) {
3008                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3009                            updateConversation(conversation);
3010                        }
3011                    }
3012                    getAvatarService().clear(conversation);
3013                    updateMucRosterUi();
3014                    updateConversationUi();
3015                }
3016            }
3017        };
3018        for (String affiliation : affiliations) {
3019            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3020        }
3021        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3022    }
3023
3024    public void providePasswordForMuc(Conversation conversation, String password) {
3025        if (conversation.getMode() == Conversation.MODE_MULTI) {
3026            conversation.getMucOptions().setPassword(password);
3027            if (conversation.getBookmark() != null) {
3028                final Bookmark bookmark = conversation.getBookmark();
3029                if (synchronizeWithBookmarks()) {
3030                    bookmark.setAutojoin(true);
3031                }
3032                createBookmark(conversation.getAccount(), bookmark);
3033            }
3034            updateConversation(conversation);
3035            joinMuc(conversation);
3036        }
3037    }
3038
3039    private boolean hasEnabledAccounts() {
3040        if (this.accounts == null) {
3041            return false;
3042        }
3043        for (Account account : this.accounts) {
3044            if (account.isEnabled()) {
3045                return true;
3046            }
3047        }
3048        return false;
3049    }
3050
3051
3052    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3053        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3054    }
3055
3056    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3057        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3058    }
3059
3060
3061    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3062        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3063    }
3064
3065    public void persistSelfNick(MucOptions.User self) {
3066        final Conversation conversation = self.getConversation();
3067        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3068        Jid full = self.getFullJid();
3069        if (!full.equals(conversation.getJid())) {
3070            Log.d(Config.LOGTAG, "nick changed. updating");
3071            conversation.setContactJid(full);
3072            databaseBackend.updateConversation(conversation);
3073        }
3074
3075        final Bookmark bookmark = conversation.getBookmark();
3076        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3077        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
3078            final Account account = conversation.getAccount();
3079            final String defaultNick = MucOptions.defaultNick(account);
3080            if (TextUtils.isEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3081                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
3082                return;
3083            }
3084            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
3085            bookmark.setNick(full.getResource());
3086            createBookmark(bookmark.getAccount(), bookmark);
3087        }
3088    }
3089
3090    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3091        final MucOptions options = conversation.getMucOptions();
3092        final Jid joinJid = options.createJoinJid(nick);
3093        if (joinJid == null) {
3094            return false;
3095        }
3096        if (options.online()) {
3097            Account account = conversation.getAccount();
3098            options.setOnRenameListener(new OnRenameListener() {
3099
3100                @Override
3101                public void onSuccess() {
3102                    callback.success(conversation);
3103                }
3104
3105                @Override
3106                public void onFailure() {
3107                    callback.error(R.string.nick_in_use, conversation);
3108                }
3109            });
3110
3111            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
3112            packet.setTo(joinJid);
3113            sendPresencePacket(account, packet);
3114        } else {
3115            conversation.setContactJid(joinJid);
3116            databaseBackend.updateConversation(conversation);
3117            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3118                Bookmark bookmark = conversation.getBookmark();
3119                if (bookmark != null) {
3120                    bookmark.setNick(nick);
3121                    createBookmark(bookmark.getAccount(), bookmark);
3122                }
3123                joinMuc(conversation);
3124            }
3125        }
3126        return true;
3127    }
3128
3129    public void leaveMuc(Conversation conversation) {
3130        leaveMuc(conversation, false);
3131    }
3132
3133    private void leaveMuc(Conversation conversation, boolean now) {
3134        final Account account = conversation.getAccount();
3135        synchronized (account.pendingConferenceJoins) {
3136            account.pendingConferenceJoins.remove(conversation);
3137        }
3138        synchronized (account.pendingConferenceLeaves) {
3139            account.pendingConferenceLeaves.remove(conversation);
3140        }
3141        if (account.getStatus() == Account.State.ONLINE || now) {
3142            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3143            conversation.getMucOptions().setOffline();
3144            Bookmark bookmark = conversation.getBookmark();
3145            if (bookmark != null) {
3146                bookmark.setConversation(null);
3147            }
3148            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3149        } else {
3150            synchronized (account.pendingConferenceLeaves) {
3151                account.pendingConferenceLeaves.add(conversation);
3152            }
3153        }
3154    }
3155
3156    public String findConferenceServer(final Account account) {
3157        String server;
3158        if (account.getXmppConnection() != null) {
3159            server = account.getXmppConnection().getMucServer();
3160            if (server != null) {
3161                return server;
3162            }
3163        }
3164        for (Account other : getAccounts()) {
3165            if (other != account && other.getXmppConnection() != null) {
3166                server = other.getXmppConnection().getMucServer();
3167                if (server != null) {
3168                    return server;
3169                }
3170            }
3171        }
3172        return null;
3173    }
3174
3175
3176    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3177        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3178            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3179            if (!TextUtils.isEmpty(name)) {
3180                configuration.putString("muc#roomconfig_roomname", name);
3181            }
3182            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3183                @Override
3184                public void onPushSucceeded() {
3185                    saveConversationAsBookmark(conversation, name);
3186                    callback.success(conversation);
3187                }
3188
3189                @Override
3190                public void onPushFailed() {
3191                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3192                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3193                    } else {
3194                        callback.error(R.string.joined_an_existing_channel, conversation);
3195                    }
3196                }
3197            });
3198        });
3199    }
3200
3201    public boolean createAdhocConference(final Account account,
3202                                         final String name,
3203                                         final Iterable<Jid> jids,
3204                                         final UiCallback<Conversation> callback) {
3205        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3206        if (account.getStatus() == Account.State.ONLINE) {
3207            try {
3208                String server = findConferenceServer(account);
3209                if (server == null) {
3210                    if (callback != null) {
3211                        callback.error(R.string.no_conference_server_found, null);
3212                    }
3213                    return false;
3214                }
3215                final Jid jid = Jid.of(CryptoHelper.pronounceable(getRNG()), server, null);
3216                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3217                joinMuc(conversation, new OnConferenceJoined() {
3218                    @Override
3219                    public void onConferenceJoined(final Conversation conversation) {
3220                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3221                        if (!TextUtils.isEmpty(name)) {
3222                            configuration.putString("muc#roomconfig_roomname", name);
3223                        }
3224                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3225                            @Override
3226                            public void onPushSucceeded() {
3227                                for (Jid invite : jids) {
3228                                    invite(conversation, invite);
3229                                }
3230                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3231                                    Jid other = account.getJid().withResource(resource);
3232                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3233                                    directInvite(conversation, other);
3234                                }
3235                                saveConversationAsBookmark(conversation, name);
3236                                if (callback != null) {
3237                                    callback.success(conversation);
3238                                }
3239                            }
3240
3241                            @Override
3242                            public void onPushFailed() {
3243                                archiveConversation(conversation);
3244                                if (callback != null) {
3245                                    callback.error(R.string.conference_creation_failed, conversation);
3246                                }
3247                            }
3248                        });
3249                    }
3250                });
3251                return true;
3252            } catch (IllegalArgumentException e) {
3253                if (callback != null) {
3254                    callback.error(R.string.conference_creation_failed, null);
3255                }
3256                return false;
3257            }
3258        } else {
3259            if (callback != null) {
3260                callback.error(R.string.not_connected_try_again, null);
3261            }
3262            return false;
3263        }
3264    }
3265
3266    public void fetchConferenceConfiguration(final Conversation conversation) {
3267        fetchConferenceConfiguration(conversation, null);
3268    }
3269
3270    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3271        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3272        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3273            @Override
3274            public void onIqPacketReceived(Account account, IqPacket packet) {
3275                if (packet.getType() == IqPacket.TYPE.RESULT) {
3276                    final MucOptions mucOptions = conversation.getMucOptions();
3277                    final Bookmark bookmark = conversation.getBookmark();
3278                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3279
3280                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3281                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3282                        updateConversation(conversation);
3283                    }
3284
3285                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3286                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3287                            createBookmark(account, bookmark);
3288                        }
3289                    }
3290
3291
3292                    if (callback != null) {
3293                        callback.onConferenceConfigurationFetched(conversation);
3294                    }
3295
3296
3297                    updateConversationUi();
3298                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3299                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3300                } else {
3301                    if (callback != null) {
3302                        callback.onFetchFailed(conversation, packet.getErrorCondition());
3303                    }
3304                }
3305            }
3306        });
3307    }
3308
3309    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3310        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3311    }
3312
3313    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3314        Log.d(Config.LOGTAG, "pushing node configuration");
3315        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3316            @Override
3317            public void onIqPacketReceived(Account account, IqPacket packet) {
3318                if (packet.getType() == IqPacket.TYPE.RESULT) {
3319                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3320                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3321                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3322                    if (x != null) {
3323                        Data data = Data.parse(x);
3324                        data.submit(options);
3325                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3326                            @Override
3327                            public void onIqPacketReceived(Account account, IqPacket packet) {
3328                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3329                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3330                                    callback.onPushSucceeded();
3331                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3332                                    callback.onPushFailed();
3333                                }
3334                            }
3335                        });
3336                    } else if (callback != null) {
3337                        callback.onPushFailed();
3338                    }
3339                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3340                    callback.onPushFailed();
3341                }
3342            }
3343        });
3344    }
3345
3346    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3347        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3348            conversation.setAttribute("accept_non_anonymous", true);
3349            updateConversation(conversation);
3350        }
3351        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3352            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3353            options.putString("members_by_default", moderated ? "0" : "1");
3354        }
3355        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3356        request.setTo(conversation.getJid().asBareJid());
3357        request.query("http://jabber.org/protocol/muc#owner");
3358        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3359            @Override
3360            public void onIqPacketReceived(Account account, IqPacket packet) {
3361                if (packet.getType() == IqPacket.TYPE.RESULT) {
3362                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3363                    data.submit(options);
3364                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3365                    set.setTo(conversation.getJid().asBareJid());
3366                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3367                    sendIqPacket(account, set, new OnIqPacketReceived() {
3368                        @Override
3369                        public void onIqPacketReceived(Account account, IqPacket packet) {
3370                            if (callback != null) {
3371                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3372                                    callback.onPushSucceeded();
3373                                } else {
3374                                    callback.onPushFailed();
3375                                }
3376                            }
3377                        }
3378                    });
3379                } else {
3380                    if (callback != null) {
3381                        callback.onPushFailed();
3382                    }
3383                }
3384            }
3385        });
3386    }
3387
3388    public void pushSubjectToConference(final Conversation conference, final String subject) {
3389        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3390        this.sendMessagePacket(conference.getAccount(), packet);
3391    }
3392
3393    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3394        final Jid jid = user.asBareJid();
3395        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3396        sendIqPacket(conference.getAccount(), request, (account, response) -> {
3397            if (response.getType() == IqPacket.TYPE.RESULT) {
3398                conference.getMucOptions().changeAffiliation(jid, affiliation);
3399                getAvatarService().clear(conference);
3400                if (callback != null) {
3401                    callback.onAffiliationChangedSuccessful(jid);
3402                } else {
3403                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3404                }
3405            } else if (callback != null) {
3406                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3407            } else {
3408                Log.d(Config.LOGTAG, "unable to change affiliation");
3409            }
3410        });
3411    }
3412
3413    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3414        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3415        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3416            if (packet.getType() != IqPacket.TYPE.RESULT) {
3417                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3418            }
3419        });
3420    }
3421
3422    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3423        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3424        request.setTo(conversation.getJid().asBareJid());
3425        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3426        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3427            @Override
3428            public void onIqPacketReceived(Account account, IqPacket packet) {
3429                if (packet.getType() == IqPacket.TYPE.RESULT) {
3430                    if (callback != null) {
3431                        callback.onRoomDestroySucceeded();
3432                    }
3433                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3434                    if (callback != null) {
3435                        callback.onRoomDestroyFailed();
3436                    }
3437                }
3438            }
3439        });
3440    }
3441
3442    private void disconnect(Account account, boolean force) {
3443        if ((account.getStatus() == Account.State.ONLINE)
3444                || (account.getStatus() == Account.State.DISABLED)) {
3445            final XmppConnection connection = account.getXmppConnection();
3446            if (!force) {
3447                List<Conversation> conversations = getConversations();
3448                for (Conversation conversation : conversations) {
3449                    if (conversation.getAccount() == account) {
3450                        if (conversation.getMode() == Conversation.MODE_MULTI) {
3451                            leaveMuc(conversation, true);
3452                        }
3453                    }
3454                }
3455                sendOfflinePresence(account);
3456            }
3457            connection.disconnect(force);
3458        }
3459    }
3460
3461    @Override
3462    public IBinder onBind(Intent intent) {
3463        return mBinder;
3464    }
3465
3466    public void updateMessage(Message message) {
3467        updateMessage(message, true);
3468    }
3469
3470    public void updateMessage(Message message, boolean includeBody) {
3471        databaseBackend.updateMessage(message, includeBody);
3472        updateConversationUi();
3473    }
3474
3475    public void createMessageAsync(final Message message) {
3476        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
3477    }
3478
3479    public void updateMessage(Message message, String uuid) {
3480        if (!databaseBackend.updateMessage(message, uuid)) {
3481            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3482        }
3483        updateConversationUi();
3484    }
3485
3486    protected void syncDirtyContacts(Account account) {
3487        for (Contact contact : account.getRoster().getContacts()) {
3488            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3489                pushContactToServer(contact);
3490            }
3491            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3492                deleteContactOnServer(contact);
3493            }
3494        }
3495    }
3496
3497    protected void unregisterPhoneAccounts(final Account account) {
3498        for (final Contact contact : account.getRoster().getContacts()) {
3499            if (!contact.showInRoster()) {
3500                contact.unregisterAsPhoneAccount(this);
3501            }
3502        }
3503    }
3504
3505    public void createContact(final Contact contact, final boolean autoGrant) {
3506        createContact(contact, autoGrant, null);
3507    }
3508
3509    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
3510        if (autoGrant) {
3511            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3512            contact.setOption(Contact.Options.ASKING);
3513        }
3514        pushContactToServer(contact, preAuth);
3515    }
3516
3517    public void pushContactToServer(final Contact contact) {
3518        pushContactToServer(contact, null);
3519    }
3520
3521    private void pushContactToServer(final Contact contact, final String preAuth) {
3522        contact.resetOption(Contact.Options.DIRTY_DELETE);
3523        contact.setOption(Contact.Options.DIRTY_PUSH);
3524        final Account account = contact.getAccount();
3525        if (account.getStatus() == Account.State.ONLINE) {
3526            final boolean ask = contact.getOption(Contact.Options.ASKING);
3527            final boolean sendUpdates = contact
3528                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3529                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3530            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3531            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3532            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3533            if (sendUpdates) {
3534                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3535            }
3536            if (ask) {
3537                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
3538            }
3539        } else {
3540            syncRoster(contact.getAccount());
3541        }
3542    }
3543
3544    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3545        new Thread(() -> {
3546            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3547            final int size = Config.AVATAR_SIZE;
3548            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3549            if (avatar != null) {
3550                if (!getFileBackend().save(avatar)) {
3551                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3552                    return;
3553                }
3554                avatar.owner = conversation.getJid().asBareJid();
3555                publishMucAvatar(conversation, avatar, callback);
3556            } else {
3557                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3558            }
3559        }).start();
3560    }
3561
3562    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3563        new Thread(() -> {
3564            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3565            final int size = Config.AVATAR_SIZE;
3566            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3567            if (avatar != null) {
3568                if (!getFileBackend().save(avatar)) {
3569                    Log.d(Config.LOGTAG, "unable to save vcard");
3570                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3571                    return;
3572                }
3573                publishAvatar(account, avatar, callback);
3574            } else {
3575                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3576            }
3577        }).start();
3578
3579    }
3580
3581    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3582        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3583        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3584            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3585            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3586                Element vcard = response.findChild("vCard", "vcard-temp");
3587                if (vcard == null) {
3588                    vcard = new Element("vCard", "vcard-temp");
3589                }
3590                Element photo = vcard.findChild("PHOTO");
3591                if (photo == null) {
3592                    photo = vcard.addChild("PHOTO");
3593                }
3594                photo.clearChildren();
3595                photo.addChild("TYPE").setContent(avatar.type);
3596                photo.addChild("BINVAL").setContent(avatar.image);
3597                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3598                publication.setTo(conversation.getJid().asBareJid());
3599                publication.addChild(vcard);
3600                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3601                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3602                        callback.onAvatarPublicationSucceeded();
3603                    } else {
3604                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3605                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3606                    }
3607                });
3608            } else {
3609                Log.d(Config.LOGTAG, "failed to request vcard " + response.toString());
3610                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3611            }
3612        });
3613    }
3614
3615    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3616        final Bundle options;
3617        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3618            options = PublishOptions.openAccess();
3619        } else {
3620            options = null;
3621        }
3622        publishAvatar(account, avatar, options, true, callback);
3623    }
3624
3625    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3626        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3627        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3628        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3629
3630            @Override
3631            public void onIqPacketReceived(Account account, IqPacket result) {
3632                if (result.getType() == IqPacket.TYPE.RESULT) {
3633                    publishAvatarMetadata(account, avatar, options, true, callback);
3634                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3635                    pushNodeConfiguration(account, "urn:xmpp:avatar:data", options, new OnConfigurationPushed() {
3636                        @Override
3637                        public void onPushSucceeded() {
3638                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3639                            publishAvatar(account, avatar, options, false, callback);
3640                        }
3641
3642                        @Override
3643                        public void onPushFailed() {
3644                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3645                            publishAvatar(account, avatar, null, false, callback);
3646                        }
3647                    });
3648                } else {
3649                    Element error = result.findChild("error");
3650                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3651                    if (callback != null) {
3652                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3653                    }
3654                }
3655            }
3656        });
3657    }
3658
3659    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3660        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3661        sendIqPacket(account, packet, new OnIqPacketReceived() {
3662            @Override
3663            public void onIqPacketReceived(Account account, IqPacket result) {
3664                if (result.getType() == IqPacket.TYPE.RESULT) {
3665                    if (account.setAvatar(avatar.getFilename())) {
3666                        getAvatarService().clear(account);
3667                        databaseBackend.updateAccount(account);
3668                        notifyAccountAvatarHasChanged(account);
3669                    }
3670                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3671                    if (callback != null) {
3672                        callback.onAvatarPublicationSucceeded();
3673                    }
3674                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3675                    pushNodeConfiguration(account, "urn:xmpp:avatar:metadata", options, new OnConfigurationPushed() {
3676                        @Override
3677                        public void onPushSucceeded() {
3678                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3679                            publishAvatarMetadata(account, avatar, options, false, callback);
3680                        }
3681
3682                        @Override
3683                        public void onPushFailed() {
3684                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3685                            publishAvatarMetadata(account, avatar, null, false, callback);
3686                        }
3687                    });
3688                } else {
3689                    if (callback != null) {
3690                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3691                    }
3692                }
3693            }
3694        });
3695    }
3696
3697    public void republishAvatarIfNeeded(Account account) {
3698        if (account.getAxolotlService().isPepBroken()) {
3699            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3700            return;
3701        }
3702        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3703        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3704
3705            private Avatar parseAvatar(IqPacket packet) {
3706                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3707                if (pubsub != null) {
3708                    Element items = pubsub.findChild("items");
3709                    if (items != null) {
3710                        return Avatar.parseMetadata(items);
3711                    }
3712                }
3713                return null;
3714            }
3715
3716            private boolean errorIsItemNotFound(IqPacket packet) {
3717                Element error = packet.findChild("error");
3718                return packet.getType() == IqPacket.TYPE.ERROR
3719                        && error != null
3720                        && error.hasChild("item-not-found");
3721            }
3722
3723            @Override
3724            public void onIqPacketReceived(Account account, IqPacket packet) {
3725                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
3726                    Avatar serverAvatar = parseAvatar(packet);
3727                    if (serverAvatar == null && account.getAvatar() != null) {
3728                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
3729                        if (avatar != null) {
3730                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
3731                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
3732                        } else {
3733                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
3734                        }
3735                    }
3736                }
3737            }
3738        });
3739    }
3740
3741    public void fetchAvatar(Account account, Avatar avatar) {
3742        fetchAvatar(account, avatar, null);
3743    }
3744
3745    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3746        final String KEY = generateFetchKey(account, avatar);
3747        synchronized (this.mInProgressAvatarFetches) {
3748            if (mInProgressAvatarFetches.add(KEY)) {
3749                switch (avatar.origin) {
3750                    case PEP:
3751                        this.mInProgressAvatarFetches.add(KEY);
3752                        fetchAvatarPep(account, avatar, callback);
3753                        break;
3754                    case VCARD:
3755                        this.mInProgressAvatarFetches.add(KEY);
3756                        fetchAvatarVcard(account, avatar, callback);
3757                        break;
3758                }
3759            } else if (avatar.origin == Avatar.Origin.PEP) {
3760                mOmittedPepAvatarFetches.add(KEY);
3761            } else {
3762                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
3763            }
3764        }
3765    }
3766
3767    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3768        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
3769        sendIqPacket(account, packet, (a, result) -> {
3770            synchronized (mInProgressAvatarFetches) {
3771                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
3772            }
3773            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
3774            if (result.getType() == IqPacket.TYPE.RESULT) {
3775                avatar.image = mIqParser.avatarData(result);
3776                if (avatar.image != null) {
3777                    if (getFileBackend().save(avatar)) {
3778                        if (a.getJid().asBareJid().equals(avatar.owner)) {
3779                            if (a.setAvatar(avatar.getFilename())) {
3780                                databaseBackend.updateAccount(a);
3781                            }
3782                            getAvatarService().clear(a);
3783                            updateConversationUi();
3784                            updateAccountUi();
3785                        } else {
3786                            final Contact contact = a.getRoster().getContact(avatar.owner);
3787                            contact.setAvatar(avatar);
3788                            syncRoster(account);
3789                            getAvatarService().clear(contact);
3790                            updateConversationUi();
3791                            updateRosterUi();
3792                        }
3793                        if (callback != null) {
3794                            callback.success(avatar);
3795                        }
3796                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
3797                        return;
3798                    }
3799                } else {
3800
3801                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
3802                }
3803            } else {
3804                Element error = result.findChild("error");
3805                if (error == null) {
3806                    Log.d(Config.LOGTAG, ERROR + "(server error)");
3807                } else {
3808                    Log.d(Config.LOGTAG, ERROR + error.toString());
3809                }
3810            }
3811            if (callback != null) {
3812                callback.error(0, null);
3813            }
3814
3815        });
3816    }
3817
3818    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3819        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
3820        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3821            @Override
3822            public void onIqPacketReceived(Account account, IqPacket packet) {
3823                final boolean previouslyOmittedPepFetch;
3824                synchronized (mInProgressAvatarFetches) {
3825                    final String KEY = generateFetchKey(account, avatar);
3826                    mInProgressAvatarFetches.remove(KEY);
3827                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
3828                }
3829                if (packet.getType() == IqPacket.TYPE.RESULT) {
3830                    Element vCard = packet.findChild("vCard", "vcard-temp");
3831                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
3832                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
3833                    if (image != null) {
3834                        avatar.image = image;
3835                        if (getFileBackend().save(avatar)) {
3836                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
3837                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
3838                            if (avatar.owner.isBareJid()) {
3839                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
3840                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
3841                                    account.setAvatar(avatar.getFilename());
3842                                    databaseBackend.updateAccount(account);
3843                                    getAvatarService().clear(account);
3844                                    updateAccountUi();
3845                                } else {
3846                                    final Contact contact = account.getRoster().getContact(avatar.owner);
3847                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
3848                                    syncRoster(account);
3849                                    getAvatarService().clear(contact);
3850                                    updateRosterUi();
3851                                }
3852                                updateConversationUi();
3853                            } else {
3854                                Conversation conversation = find(account, avatar.owner.asBareJid());
3855                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
3856                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
3857                                    if (user != null) {
3858                                        if (user.setAvatar(avatar)) {
3859                                            getAvatarService().clear(user);
3860                                            updateConversationUi();
3861                                            updateMucRosterUi();
3862                                        }
3863                                        if (user.getRealJid() != null) {
3864                                            Contact contact = account.getRoster().getContact(user.getRealJid());
3865                                            contact.setAvatar(avatar);
3866                                            syncRoster(account);
3867                                            getAvatarService().clear(contact);
3868                                            updateRosterUi();
3869                                        }
3870                                    }
3871                                }
3872                            }
3873                        }
3874                    }
3875                }
3876            }
3877        });
3878    }
3879
3880    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
3881        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3882        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3883
3884            @Override
3885            public void onIqPacketReceived(Account account, IqPacket packet) {
3886                if (packet.getType() == IqPacket.TYPE.RESULT) {
3887                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3888                    if (pubsub != null) {
3889                        Element items = pubsub.findChild("items");
3890                        if (items != null) {
3891                            Avatar avatar = Avatar.parseMetadata(items);
3892                            if (avatar != null) {
3893                                avatar.owner = account.getJid().asBareJid();
3894                                if (fileBackend.isAvatarCached(avatar)) {
3895                                    if (account.setAvatar(avatar.getFilename())) {
3896                                        databaseBackend.updateAccount(account);
3897                                    }
3898                                    getAvatarService().clear(account);
3899                                    callback.success(avatar);
3900                                } else {
3901                                    fetchAvatarPep(account, avatar, callback);
3902                                }
3903                                return;
3904                            }
3905                        }
3906                    }
3907                }
3908                callback.error(0, null);
3909            }
3910        });
3911    }
3912
3913    public void notifyAccountAvatarHasChanged(final Account account) {
3914        final XmppConnection connection = account.getXmppConnection();
3915        if (connection != null && connection.getFeatures().bookmarksConversion()) {
3916            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
3917            for (Conversation conversation : conversations) {
3918                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
3919                    final MucOptions mucOptions = conversation.getMucOptions();
3920                    if (mucOptions.online()) {
3921                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
3922                        packet.setTo(mucOptions.getSelf().getFullJid());
3923                        connection.sendPresencePacket(packet);
3924                    }
3925                }
3926            }
3927        }
3928    }
3929
3930    public void deleteContactOnServer(Contact contact) {
3931        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
3932        contact.resetOption(Contact.Options.DIRTY_PUSH);
3933        contact.setOption(Contact.Options.DIRTY_DELETE);
3934        Account account = contact.getAccount();
3935        if (account.getStatus() == Account.State.ONLINE) {
3936            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3937            Element item = iq.query(Namespace.ROSTER).addChild("item");
3938            item.setAttribute("jid", contact.getJid());
3939            item.setAttribute("subscription", "remove");
3940            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3941        }
3942    }
3943
3944    public void updateConversation(final Conversation conversation) {
3945        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
3946    }
3947
3948    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
3949        synchronized (account) {
3950            XmppConnection connection = account.getXmppConnection();
3951            if (connection == null) {
3952                connection = createConnection(account);
3953                account.setXmppConnection(connection);
3954            }
3955            boolean hasInternet = hasInternetConnection();
3956            if (account.isEnabled() && hasInternet) {
3957                if (!force) {
3958                    disconnect(account, false);
3959                }
3960                Thread thread = new Thread(connection);
3961                connection.setInteractive(interactive);
3962                connection.prepareNewConnection();
3963                connection.interrupt();
3964                thread.start();
3965                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
3966            } else {
3967                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
3968                account.getRoster().clearPresences();
3969                connection.resetEverything();
3970                final AxolotlService axolotlService = account.getAxolotlService();
3971                if (axolotlService != null) {
3972                    axolotlService.resetBrokenness();
3973                }
3974                if (!hasInternet) {
3975                    account.setStatus(Account.State.NO_INTERNET);
3976                }
3977            }
3978        }
3979    }
3980
3981    public void reconnectAccountInBackground(final Account account) {
3982        new Thread(() -> reconnectAccount(account, false, true)).start();
3983    }
3984
3985    public void invite(final Conversation conversation, final Jid contact) {
3986        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
3987        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
3988        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
3989            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
3990        }
3991        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
3992        sendMessagePacket(conversation.getAccount(), packet);
3993    }
3994
3995    public void directInvite(Conversation conversation, Jid jid) {
3996        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
3997        sendMessagePacket(conversation.getAccount(), packet);
3998    }
3999
4000    public void resetSendingToWaiting(Account account) {
4001        for (Conversation conversation : getConversations()) {
4002            if (conversation.getAccount() == account) {
4003                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4004            }
4005        }
4006    }
4007
4008    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4009        return markMessage(account, recipient, uuid, status, null);
4010    }
4011
4012    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4013        if (uuid == null) {
4014            return null;
4015        }
4016        for (Conversation conversation : getConversations()) {
4017            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4018                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4019                if (message != null) {
4020                    markMessage(message, status, errorMessage);
4021                }
4022                return message;
4023            }
4024        }
4025        return null;
4026    }
4027
4028    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4029        return markMessage(conversation, uuid, status, serverMessageId, null);
4030    }
4031
4032    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body) {
4033        if (uuid == null) {
4034            return false;
4035        } else {
4036            final Message message = conversation.findSentMessageWithUuid(uuid);
4037            if (message != null) {
4038                if (message.getServerMsgId() == null) {
4039                    message.setServerMsgId(serverMessageId);
4040                }
4041                if (message.getEncryption() == Message.ENCRYPTION_NONE
4042                        && message.isTypeText()
4043                        && isBodyModified(message, body)) {
4044                    message.setBody(body.content);
4045                    if (body.count > 1) {
4046                        message.setBodyLanguage(body.language);
4047                    }
4048                    markMessage(message, status, null, true);
4049                } else {
4050                    markMessage(message, status);
4051                }
4052                return true;
4053            } else {
4054                return false;
4055            }
4056        }
4057    }
4058
4059    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4060        if (body == null || body.content == null) {
4061            return false;
4062        }
4063        return !body.content.equals(message.getBody());
4064    }
4065
4066    public void markMessage(Message message, int status) {
4067        markMessage(message, status, null);
4068    }
4069
4070
4071    public void markMessage(final Message message, final int status, final String errorMessage) {
4072        markMessage(message, status, errorMessage, false);
4073    }
4074
4075    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4076        final int oldStatus = message.getStatus();
4077        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4078            return;
4079        }
4080        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4081            return;
4082        }
4083        message.setErrorMessage(errorMessage);
4084        message.setStatus(status);
4085        databaseBackend.updateMessage(message, includeBody);
4086        updateConversationUi();
4087        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4088            mNotificationService.pushFailedDelivery(message);
4089        }
4090    }
4091
4092    private SharedPreferences getPreferences() {
4093        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4094    }
4095
4096    public long getAutomaticMessageDeletionDate() {
4097        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4098        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4099    }
4100
4101    public long getLongPreference(String name, @IntegerRes int res) {
4102        long defaultValue = getResources().getInteger(res);
4103        try {
4104            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4105        } catch (NumberFormatException e) {
4106            return defaultValue;
4107        }
4108    }
4109
4110    public boolean getBooleanPreference(String name, @BoolRes int res) {
4111        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4112    }
4113
4114    public boolean confirmMessages() {
4115        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4116    }
4117
4118    public boolean allowMessageCorrection() {
4119        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4120    }
4121
4122    public boolean sendChatStates() {
4123        return getBooleanPreference("chat_states", R.bool.chat_states);
4124    }
4125
4126    private boolean synchronizeWithBookmarks() {
4127        return getBooleanPreference("autojoin", R.bool.autojoin);
4128    }
4129
4130    public boolean useTorToConnect() {
4131        return getBooleanPreference("use_tor", R.bool.use_tor);
4132    }
4133
4134    public boolean showExtendedConnectionOptions() {
4135        return getBooleanPreference("show_connection_options", R.bool.show_connection_options);
4136    }
4137
4138    public boolean broadcastLastActivity() {
4139        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4140    }
4141
4142    public int unreadCount() {
4143        int count = 0;
4144        for (Conversation conversation : getConversations()) {
4145            count += conversation.unreadCount();
4146        }
4147        return count;
4148    }
4149
4150
4151    private <T> List<T> threadSafeList(Set<T> set) {
4152        synchronized (LISTENER_LOCK) {
4153            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
4154        }
4155    }
4156
4157    public void showErrorToastInUi(int resId) {
4158        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4159            listener.onShowErrorToast(resId);
4160        }
4161    }
4162
4163    public void updateConversationUi() {
4164        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4165            listener.onConversationUpdate();
4166        }
4167    }
4168
4169    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4170        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4171            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4172        }
4173    }
4174
4175    public void notifyJingleRtpConnectionUpdate(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
4176        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4177            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4178        }
4179    }
4180
4181    public void updateAccountUi() {
4182        for (OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4183            listener.onAccountUpdate();
4184        }
4185    }
4186
4187    public void updateRosterUi() {
4188        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4189            listener.onRosterUpdate();
4190        }
4191    }
4192
4193    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4194        if (mOnCaptchaRequested.size() > 0) {
4195            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4196            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4197                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4198            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4199                listener.onCaptchaRequested(account, id, data, scaled);
4200            }
4201            return true;
4202        }
4203        return false;
4204    }
4205
4206    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4207        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4208            listener.OnUpdateBlocklist(status);
4209        }
4210    }
4211
4212    public void updateMucRosterUi() {
4213        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4214            listener.onMucRosterUpdate();
4215        }
4216    }
4217
4218    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4219        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4220            listener.onKeyStatusUpdated(report);
4221        }
4222    }
4223
4224    public Account findAccountByJid(final Jid jid) {
4225        for (final Account account : this.accounts) {
4226            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4227                return account;
4228            }
4229        }
4230        return null;
4231    }
4232
4233    public Account findAccountByUuid(final String uuid) {
4234        for (Account account : this.accounts) {
4235            if (account.getUuid().equals(uuid)) {
4236                return account;
4237            }
4238        }
4239        return null;
4240    }
4241
4242    public Conversation findConversationByUuid(String uuid) {
4243        for (Conversation conversation : getConversations()) {
4244            if (conversation.getUuid().equals(uuid)) {
4245                return conversation;
4246            }
4247        }
4248        return null;
4249    }
4250
4251    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4252        List<Conversation> findings = new ArrayList<>();
4253        for (Conversation c : getConversations()) {
4254            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4255                findings.add(c);
4256            }
4257        }
4258        return findings.size() == 1 ? findings.get(0) : null;
4259    }
4260
4261    public boolean markRead(final Conversation conversation, boolean dismiss) {
4262        return markRead(conversation, null, dismiss).size() > 0;
4263    }
4264
4265    public void markRead(final Conversation conversation) {
4266        markRead(conversation, null, true);
4267    }
4268
4269    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4270        if (dismiss) {
4271            mNotificationService.clear(conversation);
4272        }
4273        final List<Message> readMessages = conversation.markRead(upToUuid);
4274        if (readMessages.size() > 0) {
4275            Runnable runnable = () -> {
4276                for (Message message : readMessages) {
4277                    databaseBackend.updateMessage(message, false);
4278                }
4279            };
4280            mDatabaseWriterExecutor.execute(runnable);
4281            updateConversationUi();
4282            updateUnreadCountBadge();
4283            return readMessages;
4284        } else {
4285            return readMessages;
4286        }
4287    }
4288
4289    public synchronized void updateUnreadCountBadge() {
4290        int count = unreadCount();
4291        if (unreadCount != count) {
4292            Log.d(Config.LOGTAG, "update unread count to " + count);
4293            if (count > 0) {
4294                ShortcutBadger.applyCount(getApplicationContext(), count);
4295            } else {
4296                ShortcutBadger.removeCount(getApplicationContext());
4297            }
4298            unreadCount = count;
4299        }
4300    }
4301
4302    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4303        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4304        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4305        if (readMessages.size() > 0) {
4306            updateConversationUi();
4307        }
4308        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4309        if (confirmMessages()
4310                && markable != null
4311                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4312                && markable.getRemoteMsgId() != null) {
4313            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4314            final Account account = conversation.getAccount();
4315            final MessagePacket packet = mMessageGenerator.confirm(markable);
4316            this.sendMessagePacket(account, packet);
4317        }
4318    }
4319
4320    public SecureRandom getRNG() {
4321        return this.mRandom;
4322    }
4323
4324    public MemorizingTrustManager getMemorizingTrustManager() {
4325        return this.mMemorizingTrustManager;
4326    }
4327
4328    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4329        this.mMemorizingTrustManager = trustManager;
4330    }
4331
4332    public void updateMemorizingTrustmanager() {
4333        final MemorizingTrustManager tm;
4334        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4335        if (dontTrustSystemCAs) {
4336            tm = new MemorizingTrustManager(getApplicationContext(), null);
4337        } else {
4338            tm = new MemorizingTrustManager(getApplicationContext());
4339        }
4340        setMemorizingTrustManager(tm);
4341    }
4342
4343    public LruCache<String, Bitmap> getBitmapCache() {
4344        return this.mBitmapCache;
4345    }
4346
4347    public LruCache<String, Drawable> getDrawableCache() {
4348        return this.mDrawableCache;
4349    }
4350
4351    public Collection<String> getKnownHosts() {
4352        final Set<String> hosts = new HashSet<>();
4353        for (final Account account : getAccounts()) {
4354            hosts.add(account.getServer());
4355            for (final Contact contact : account.getRoster().getContacts()) {
4356                if (contact.showInRoster()) {
4357                    final String server = contact.getServer();
4358                    if (server != null) {
4359                        hosts.add(server);
4360                    }
4361                }
4362            }
4363        }
4364        if (Config.QUICKSY_DOMAIN != null) {
4365            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4366        }
4367        if (Config.DOMAIN_LOCK != null) {
4368            hosts.add(Config.DOMAIN_LOCK);
4369        }
4370        if (Config.MAGIC_CREATE_DOMAIN != null) {
4371            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4372        }
4373        return hosts;
4374    }
4375
4376    public Collection<String> getKnownConferenceHosts() {
4377        final Set<String> mucServers = new HashSet<>();
4378        for (final Account account : accounts) {
4379            if (account.getXmppConnection() != null) {
4380                mucServers.addAll(account.getXmppConnection().getMucServers());
4381                for (Bookmark bookmark : account.getBookmarks()) {
4382                    final Jid jid = bookmark.getJid();
4383                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
4384                    if (s != null) {
4385                        mucServers.add(s);
4386                    }
4387                }
4388            }
4389        }
4390        return mucServers;
4391    }
4392
4393    public void sendMessagePacket(Account account, MessagePacket packet) {
4394        final XmppConnection connection = account.getXmppConnection();
4395        if (connection != null) {
4396            connection.sendMessagePacket(packet);
4397        }
4398    }
4399
4400    public void sendPresencePacket(Account account, PresencePacket packet) {
4401        XmppConnection connection = account.getXmppConnection();
4402        if (connection != null) {
4403            connection.sendPresencePacket(packet);
4404        }
4405    }
4406
4407    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4408        final XmppConnection connection = account.getXmppConnection();
4409        if (connection != null) {
4410            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4411            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4412        }
4413    }
4414
4415    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4416        final XmppConnection connection = account.getXmppConnection();
4417        if (connection != null) {
4418            connection.sendIqPacket(packet, callback);
4419        } else if (callback != null) {
4420            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4421        }
4422    }
4423
4424    public void sendPresence(final Account account) {
4425        sendPresence(account, checkListeners() && broadcastLastActivity());
4426    }
4427
4428    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4429        final Presence.Status status;
4430        if (manuallyChangePresence()) {
4431            status = account.getPresenceStatus();
4432        } else {
4433            status = getTargetPresence();
4434        }
4435        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4436        if (mLastActivity > 0 && includeIdleTimestamp) {
4437            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4438            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4439        }
4440        sendPresencePacket(account, packet);
4441    }
4442
4443    private void deactivateGracePeriod() {
4444        for (Account account : getAccounts()) {
4445            account.deactivateGracePeriod();
4446        }
4447    }
4448
4449    public void refreshAllPresences() {
4450        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4451        for (Account account : getAccounts()) {
4452            if (account.isEnabled()) {
4453                sendPresence(account, includeIdleTimestamp);
4454            }
4455        }
4456    }
4457
4458    private void refreshAllFcmTokens() {
4459        for (Account account : getAccounts()) {
4460            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4461                mPushManagementService.registerPushTokenOnServer(account);
4462                //TODO renew mucs
4463            }
4464        }
4465    }
4466
4467    private void sendOfflinePresence(final Account account) {
4468        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4469        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4470    }
4471
4472    public MessageGenerator getMessageGenerator() {
4473        return this.mMessageGenerator;
4474    }
4475
4476    public PresenceGenerator getPresenceGenerator() {
4477        return this.mPresenceGenerator;
4478    }
4479
4480    public IqGenerator getIqGenerator() {
4481        return this.mIqGenerator;
4482    }
4483
4484    public IqParser getIqParser() {
4485        return this.mIqParser;
4486    }
4487
4488    public JingleConnectionManager getJingleConnectionManager() {
4489        return this.mJingleConnectionManager;
4490    }
4491
4492    public MessageArchiveService getMessageArchiveService() {
4493        return this.mMessageArchiveService;
4494    }
4495
4496    public QuickConversationsService getQuickConversationsService() {
4497        return this.mQuickConversationsService;
4498    }
4499
4500    public List<Contact> findContacts(Jid jid, String accountJid) {
4501        ArrayList<Contact> contacts = new ArrayList<>();
4502        for (Account account : getAccounts()) {
4503            if ((account.isEnabled() || accountJid != null)
4504                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4505                Contact contact = account.getRoster().getContactFromContactList(jid);
4506                if (contact != null) {
4507                    contacts.add(contact);
4508                }
4509            }
4510        }
4511        return contacts;
4512    }
4513
4514    public Conversation findFirstMuc(Jid jid) {
4515        for (Conversation conversation : getConversations()) {
4516            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4517                return conversation;
4518            }
4519        }
4520        return null;
4521    }
4522
4523    public NotificationService getNotificationService() {
4524        return this.mNotificationService;
4525    }
4526
4527    public HttpConnectionManager getHttpConnectionManager() {
4528        return this.mHttpConnectionManager;
4529    }
4530
4531    public void resendFailedMessages(final Message message) {
4532        final Collection<Message> messages = new ArrayList<>();
4533        Message current = message;
4534        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4535            messages.add(current);
4536            if (current.mergeable(current.next())) {
4537                current = current.next();
4538            } else {
4539                break;
4540            }
4541        }
4542        for (final Message msg : messages) {
4543            msg.setTime(System.currentTimeMillis());
4544            markMessage(msg, Message.STATUS_WAITING);
4545            this.resendMessage(msg, false);
4546        }
4547        if (message.getConversation() instanceof Conversation) {
4548            ((Conversation) message.getConversation()).sort();
4549        }
4550        updateConversationUi();
4551    }
4552
4553    public void clearConversationHistory(final Conversation conversation) {
4554        final long clearDate;
4555        final String reference;
4556        if (conversation.countMessages() > 0) {
4557            Message latestMessage = conversation.getLatestMessage();
4558            clearDate = latestMessage.getTimeSent() + 1000;
4559            reference = latestMessage.getServerMsgId();
4560        } else {
4561            clearDate = System.currentTimeMillis();
4562            reference = null;
4563        }
4564        conversation.clearMessages();
4565        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4566        conversation.setLastClearHistory(clearDate, reference);
4567        Runnable runnable = () -> {
4568            databaseBackend.deleteMessagesInConversation(conversation);
4569            databaseBackend.updateConversation(conversation);
4570        };
4571        mDatabaseWriterExecutor.execute(runnable);
4572    }
4573
4574    public boolean sendBlockRequest(final Blockable blockable, boolean reportSpam) {
4575        if (blockable != null && blockable.getBlockedJid() != null) {
4576            final Jid jid = blockable.getBlockedJid();
4577            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam), (a, response) -> {
4578                if (response.getType() == IqPacket.TYPE.RESULT) {
4579                    a.getBlocklist().add(jid);
4580                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4581                }
4582            });
4583            if (blockable.getBlockedJid().isFullJid()) {
4584                return false;
4585            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4586                updateConversationUi();
4587                return true;
4588            } else {
4589                return false;
4590            }
4591        } else {
4592            return false;
4593        }
4594    }
4595
4596    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4597        boolean removed = false;
4598        synchronized (this.conversations) {
4599            boolean domainJid = blockedJid.getLocal() == null;
4600            for (Conversation conversation : this.conversations) {
4601                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
4602                        || blockedJid.equals(conversation.getJid().asBareJid());
4603                if (conversation.getAccount() == account
4604                        && conversation.getMode() == Conversation.MODE_SINGLE
4605                        && jidMatches) {
4606                    this.conversations.remove(conversation);
4607                    markRead(conversation);
4608                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
4609                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
4610                    updateConversation(conversation);
4611                    removed = true;
4612                }
4613            }
4614        }
4615        return removed;
4616    }
4617
4618    public void sendUnblockRequest(final Blockable blockable) {
4619        if (blockable != null && blockable.getJid() != null) {
4620            final Jid jid = blockable.getBlockedJid();
4621            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
4622                @Override
4623                public void onIqPacketReceived(final Account account, final IqPacket packet) {
4624                    if (packet.getType() == IqPacket.TYPE.RESULT) {
4625                        account.getBlocklist().remove(jid);
4626                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
4627                    }
4628                }
4629            });
4630        }
4631    }
4632
4633    public void publishDisplayName(Account account) {
4634        String displayName = account.getDisplayName();
4635        final IqPacket request;
4636        if (TextUtils.isEmpty(displayName)) {
4637            request = mIqGenerator.deleteNode(Namespace.NICK);
4638        } else {
4639            request = mIqGenerator.publishNick(displayName);
4640        }
4641        mAvatarService.clear(account);
4642        sendIqPacket(account, request, (account1, packet) -> {
4643            if (packet.getType() == IqPacket.TYPE.ERROR) {
4644                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet.toString());
4645            }
4646        });
4647    }
4648
4649    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
4650        ServiceDiscoveryResult result = discoCache.get(key);
4651        if (result != null) {
4652            return result;
4653        } else {
4654            result = databaseBackend.findDiscoveryResult(key.first, key.second);
4655            if (result != null) {
4656                discoCache.put(key, result);
4657            }
4658            return result;
4659        }
4660    }
4661
4662    public void fetchFromGateway(Account account, final Jid jid, final String input, final OnGatewayResult callback) {
4663        IqPacket request = new IqPacket(input == null ? IqPacket.TYPE.GET : IqPacket.TYPE.SET);
4664        request.setTo(jid);
4665        Element query = request.query("jabber:iq:gateway");
4666        if (input != null) {
4667            Element prompt = query.addChild("prompt");
4668            prompt.setContent(input);
4669        }
4670        sendIqPacket(account, request, (Account acct, IqPacket packet) -> {
4671            if (packet.getType() == IqPacket.TYPE.RESULT) {
4672                callback.onGatewayResult(packet.query().findChildContent(input == null ? "prompt" : "jid"), null);
4673            } else {
4674                Element error = packet.findChild("error");
4675                callback.onGatewayResult(null, error == null ? null : error.findChildContent("text"));
4676            }
4677        });
4678    }
4679
4680    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
4681        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
4682        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
4683
4684        if (disco != null) {
4685            presence.setServiceDiscoveryResult(disco);
4686            final Contact contact = account.getRoster().getContact(jid);
4687            if (contact.refreshRtpCapability()) {
4688                syncRoster(account);
4689            }
4690            if (disco.hasIdentity("gateway", "pstn")) {
4691                contact.registerAsPhoneAccount(this);
4692            }
4693        } else {
4694            final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4695            request.setTo(jid);
4696            final String node = presence.getNode();
4697            final String ver = presence.getVer();
4698            final Element query = request.query(Namespace.DISCO_INFO);
4699            if (node != null && ver != null) {
4700                query.setAttribute("node", node + "#" + ver);
4701            }
4702            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
4703            sendIqPacket(account, request, (a, response) -> {
4704                if (response.getType() == IqPacket.TYPE.RESULT) {
4705                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
4706                    if (presence.getVer().equals(discoveryResult.getVer())) {
4707                        databaseBackend.insertDiscoveryResult(discoveryResult);
4708                        injectServiceDiscoveryResult(a.getRoster(), presence.getHash(), presence.getVer(), discoveryResult);
4709                        if (discoveryResult.hasIdentity("gateway", "pstn")) {
4710                            final Contact contact = account.getRoster().getContact(jid);
4711                            contact.registerAsPhoneAccount(this);
4712                        }
4713                    } else {
4714                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
4715                    }
4716                } else {
4717                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
4718                }
4719            });
4720        }
4721    }
4722
4723    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
4724        boolean rosterNeedsSync = false;
4725        for (final Contact contact : roster.getContacts()) {
4726            boolean serviceDiscoverySet = false;
4727            for (final Presence presence : contact.getPresences().getPresences()) {
4728                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
4729                    presence.setServiceDiscoveryResult(disco);
4730                    serviceDiscoverySet = true;
4731                }
4732            }
4733            if (serviceDiscoverySet) {
4734                rosterNeedsSync |= contact.refreshRtpCapability();
4735            }
4736        }
4737        if (rosterNeedsSync) {
4738            syncRoster(roster.getAccount());
4739        }
4740    }
4741
4742    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
4743        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
4744        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4745        request.addChild("prefs", version.namespace);
4746        sendIqPacket(account, request, (account1, packet) -> {
4747            Element prefs = packet.findChild("prefs", version.namespace);
4748            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
4749                callback.onPreferencesFetched(prefs);
4750            } else {
4751                callback.onPreferencesFetchFailed();
4752            }
4753        });
4754    }
4755
4756    public PushManagementService getPushManagementService() {
4757        return mPushManagementService;
4758    }
4759
4760    public void changeStatus(Account account, PresenceTemplate template, String signature) {
4761        if (!template.getStatusMessage().isEmpty()) {
4762            databaseBackend.insertPresenceTemplate(template);
4763        }
4764        account.setPgpSignature(signature);
4765        account.setPresenceStatus(template.getStatus());
4766        account.setPresenceStatusMessage(template.getStatusMessage());
4767        databaseBackend.updateAccount(account);
4768        sendPresence(account);
4769    }
4770
4771    public List<PresenceTemplate> getPresenceTemplates(Account account) {
4772        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
4773        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
4774            if (!templates.contains(template)) {
4775                templates.add(0, template);
4776            }
4777        }
4778        return templates;
4779    }
4780
4781    public void saveConversationAsBookmark(Conversation conversation, String name) {
4782        final Account account = conversation.getAccount();
4783        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
4784        final String nick = conversation.getJid().getResource();
4785        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
4786            bookmark.setNick(nick);
4787        }
4788        if (!TextUtils.isEmpty(name)) {
4789            bookmark.setBookmarkName(name);
4790        }
4791        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
4792        createBookmark(account, bookmark);
4793        bookmark.setConversation(conversation);
4794    }
4795
4796    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
4797        boolean performedVerification = false;
4798        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
4799        for (XmppUri.Fingerprint fp : fingerprints) {
4800            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4801                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4802                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4803                if (fingerprintStatus != null) {
4804                    if (!fingerprintStatus.isVerified()) {
4805                        performedVerification = true;
4806                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4807                    }
4808                } else {
4809                    axolotlService.preVerifyFingerprint(contact, fingerprint);
4810                }
4811            }
4812        }
4813        return performedVerification;
4814    }
4815
4816    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
4817        final AxolotlService axolotlService = account.getAxolotlService();
4818        boolean verifiedSomething = false;
4819        for (XmppUri.Fingerprint fp : fingerprints) {
4820            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4821                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4822                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
4823                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4824                if (fingerprintStatus != null) {
4825                    if (!fingerprintStatus.isVerified()) {
4826                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4827                        verifiedSomething = true;
4828                    }
4829                } else {
4830                    axolotlService.preVerifyFingerprint(account, fingerprint);
4831                    verifiedSomething = true;
4832                }
4833            }
4834        }
4835        return verifiedSomething;
4836    }
4837
4838    public boolean blindTrustBeforeVerification() {
4839        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
4840    }
4841
4842    public ShortcutService getShortcutService() {
4843        return mShortcutService;
4844    }
4845
4846    public void pushMamPreferences(Account account, Element prefs) {
4847        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
4848        set.addChild(prefs);
4849        sendIqPacket(account, set, null);
4850    }
4851
4852    public void evictPreview(String uuid) {
4853        if (mBitmapCache.remove(uuid) != null) {
4854            Log.d(Config.LOGTAG, "deleted cached preview");
4855        }
4856    }
4857
4858    public interface OnMamPreferencesFetched {
4859        void onPreferencesFetched(Element prefs);
4860
4861        void onPreferencesFetchFailed();
4862    }
4863
4864    public interface OnAccountCreated {
4865        void onAccountCreated(Account account);
4866
4867        void informUser(int r);
4868    }
4869
4870    public interface OnMoreMessagesLoaded {
4871        void onMoreMessagesLoaded(int count, Conversation conversation);
4872
4873        void informUser(int r);
4874    }
4875
4876    public interface OnAccountPasswordChanged {
4877        void onPasswordChangeSucceeded();
4878
4879        void onPasswordChangeFailed();
4880    }
4881
4882    public interface OnRoomDestroy {
4883        void onRoomDestroySucceeded();
4884
4885        void onRoomDestroyFailed();
4886    }
4887
4888    public interface OnAffiliationChanged {
4889        void onAffiliationChangedSuccessful(Jid jid);
4890
4891        void onAffiliationChangeFailed(Jid jid, int resId);
4892    }
4893
4894    public interface OnConversationUpdate {
4895        void onConversationUpdate();
4896    }
4897
4898    public interface OnJingleRtpConnectionUpdate {
4899        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
4900
4901        void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices);
4902    }
4903
4904    public interface OnAccountUpdate {
4905        void onAccountUpdate();
4906    }
4907
4908    public interface OnCaptchaRequested {
4909        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
4910    }
4911
4912    public interface OnRosterUpdate {
4913        void onRosterUpdate();
4914    }
4915
4916    public interface OnMucRosterUpdate {
4917        void onMucRosterUpdate();
4918    }
4919
4920    public interface OnConferenceConfigurationFetched {
4921        void onConferenceConfigurationFetched(Conversation conversation);
4922
4923        void onFetchFailed(Conversation conversation, String errorCondition);
4924    }
4925
4926    public interface OnConferenceJoined {
4927        void onConferenceJoined(Conversation conversation);
4928    }
4929
4930    public interface OnConfigurationPushed {
4931        void onPushSucceeded();
4932
4933        void onPushFailed();
4934    }
4935
4936    public interface OnShowErrorToast {
4937        void onShowErrorToast(int resId);
4938    }
4939
4940    public class XmppConnectionBinder extends Binder {
4941        public XmppConnectionService getService() {
4942            return XmppConnectionService.this;
4943        }
4944    }
4945
4946    private class InternalEventReceiver extends BroadcastReceiver {
4947
4948        @Override
4949        public void onReceive(Context context, Intent intent) {
4950            onStartCommand(intent, 0, 0);
4951        }
4952    }
4953
4954    public static class OngoingCall {
4955        public final AbstractJingleConnection.Id id;
4956        public final Set<Media> media;
4957        public final boolean reconnecting;
4958
4959        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
4960            this.id = id;
4961            this.media = media;
4962            this.reconnecting = reconnecting;
4963        }
4964
4965        @Override
4966        public boolean equals(Object o) {
4967            if (this == o) return true;
4968            if (o == null || getClass() != o.getClass()) return false;
4969            OngoingCall that = (OngoingCall) o;
4970            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
4971        }
4972
4973        @Override
4974        public int hashCode() {
4975            return Objects.hashCode(id, media, reconnecting);
4976        }
4977    }
4978}