XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import static eu.siacs.conversations.utils.Compatibility.s;
   4
   5import android.Manifest;
   6import android.annotation.SuppressLint;
   7import android.annotation.TargetApi;
   8import android.app.AlarmManager;
   9import android.app.KeyguardManager;
  10import android.app.Notification;
  11import android.app.NotificationManager;
  12import android.app.PendingIntent;
  13import android.app.Service;
  14import android.content.BroadcastReceiver;
  15import android.content.ComponentName;
  16import android.content.Context;
  17import android.content.Intent;
  18import android.content.IntentFilter;
  19import android.content.SharedPreferences;
  20import android.content.pm.PackageManager;
  21import android.database.ContentObserver;
  22import android.graphics.Bitmap;
  23import android.graphics.drawable.BitmapDrawable;
  24import android.graphics.drawable.Drawable;
  25import android.media.AudioManager;
  26import android.net.ConnectivityManager;
  27import android.net.Network;
  28import android.net.NetworkCapabilities;
  29import android.net.NetworkInfo;
  30import android.net.Uri;
  31import android.os.Binder;
  32import android.os.Build;
  33import android.os.Bundle;
  34import android.os.Environment;
  35import android.os.IBinder;
  36import android.os.PowerManager;
  37import android.os.PowerManager.WakeLock;
  38import android.os.SystemClock;
  39import android.preference.PreferenceManager;
  40import android.provider.ContactsContract;
  41import android.security.KeyChain;
  42import android.telephony.PhoneStateListener;
  43import android.telephony.TelephonyCallback;
  44import android.telephony.TelephonyManager;
  45import android.text.TextUtils;
  46import android.util.DisplayMetrics;
  47import android.util.Log;
  48import android.util.LruCache;
  49import android.util.Pair;
  50
  51import androidx.annotation.BoolRes;
  52import androidx.annotation.IntegerRes;
  53import androidx.core.app.RemoteInput;
  54import androidx.core.content.ContextCompat;
  55
  56import com.google.common.base.Objects;
  57import com.google.common.base.Strings;
  58
  59import org.conscrypt.Conscrypt;
  60import org.openintents.openpgp.IOpenPgpService2;
  61import org.openintents.openpgp.util.OpenPgpApi;
  62import org.openintents.openpgp.util.OpenPgpServiceConnection;
  63
  64import java.io.File;
  65import java.security.SecureRandom;
  66import java.security.Security;
  67import java.security.cert.CertificateException;
  68import java.security.cert.X509Certificate;
  69import java.util.ArrayList;
  70import java.util.Arrays;
  71import java.util.Collection;
  72import java.util.Collections;
  73import java.util.HashSet;
  74import java.util.Hashtable;
  75import java.util.Iterator;
  76import java.util.List;
  77import java.util.ListIterator;
  78import java.util.Map;
  79import java.util.Set;
  80import java.util.WeakHashMap;
  81import java.util.concurrent.CopyOnWriteArrayList;
  82import java.util.concurrent.CountDownLatch;
  83import java.util.concurrent.Executor;
  84import java.util.concurrent.Executors;
  85import java.util.concurrent.atomic.AtomicBoolean;
  86import java.util.concurrent.atomic.AtomicLong;
  87import java.util.concurrent.atomic.AtomicReference;
  88
  89import io.ipfs.cid.Cid;
  90
  91import eu.siacs.conversations.Config;
  92import eu.siacs.conversations.R;
  93import eu.siacs.conversations.android.JabberIdContact;
  94import eu.siacs.conversations.crypto.OmemoSetting;
  95import eu.siacs.conversations.crypto.PgpDecryptionService;
  96import eu.siacs.conversations.crypto.PgpEngine;
  97import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  98import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  99import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
 100import eu.siacs.conversations.entities.Account;
 101import eu.siacs.conversations.entities.Blockable;
 102import eu.siacs.conversations.entities.Bookmark;
 103import eu.siacs.conversations.entities.Contact;
 104import eu.siacs.conversations.entities.Conversation;
 105import eu.siacs.conversations.entities.Conversational;
 106import eu.siacs.conversations.entities.Message;
 107import eu.siacs.conversations.entities.MucOptions;
 108import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 109import eu.siacs.conversations.entities.Presence;
 110import eu.siacs.conversations.entities.PresenceTemplate;
 111import eu.siacs.conversations.entities.Roster;
 112import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 113import eu.siacs.conversations.generator.AbstractGenerator;
 114import eu.siacs.conversations.generator.IqGenerator;
 115import eu.siacs.conversations.generator.MessageGenerator;
 116import eu.siacs.conversations.generator.PresenceGenerator;
 117import eu.siacs.conversations.http.HttpConnectionManager;
 118import eu.siacs.conversations.parser.AbstractParser;
 119import eu.siacs.conversations.parser.IqParser;
 120import eu.siacs.conversations.parser.MessageParser;
 121import eu.siacs.conversations.parser.PresenceParser;
 122import eu.siacs.conversations.persistance.DatabaseBackend;
 123import eu.siacs.conversations.persistance.FileBackend;
 124import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 125import eu.siacs.conversations.ui.RtpSessionActivity;
 126import eu.siacs.conversations.ui.SettingsActivity;
 127import eu.siacs.conversations.ui.UiCallback;
 128import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 129import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 130import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 131import eu.siacs.conversations.utils.Compatibility;
 132import eu.siacs.conversations.utils.ConversationsFileObserver;
 133import eu.siacs.conversations.utils.CryptoHelper;
 134import eu.siacs.conversations.utils.EasyOnboardingInvite;
 135import eu.siacs.conversations.utils.ExceptionHelper;
 136import eu.siacs.conversations.utils.MimeUtils;
 137import eu.siacs.conversations.utils.PhoneHelper;
 138import eu.siacs.conversations.utils.QuickLoader;
 139import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 140import eu.siacs.conversations.utils.ReplacingTaskManager;
 141import eu.siacs.conversations.utils.Resolver;
 142import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 143import eu.siacs.conversations.utils.StringUtils;
 144import eu.siacs.conversations.utils.TorServiceUtils;
 145import eu.siacs.conversations.utils.ThemeHelper;
 146import eu.siacs.conversations.utils.WakeLockHelper;
 147import eu.siacs.conversations.utils.XmppUri;
 148import eu.siacs.conversations.xml.Element;
 149import eu.siacs.conversations.xml.LocalizedContent;
 150import eu.siacs.conversations.xml.Namespace;
 151import eu.siacs.conversations.xmpp.Jid;
 152import eu.siacs.conversations.xmpp.OnBindListener;
 153import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 154import eu.siacs.conversations.xmpp.OnGatewayResult;
 155import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 156import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 157import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 158import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 159import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 160import eu.siacs.conversations.xmpp.OnStatusChanged;
 161import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 162import eu.siacs.conversations.xmpp.Patches;
 163import eu.siacs.conversations.xmpp.XmppConnection;
 164import eu.siacs.conversations.xmpp.chatstate.ChatState;
 165import eu.siacs.conversations.xmpp.forms.Data;
 166import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 167import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 168import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 169import eu.siacs.conversations.xmpp.jingle.Media;
 170import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 171import eu.siacs.conversations.xmpp.mam.MamReference;
 172import eu.siacs.conversations.xmpp.pep.Avatar;
 173import eu.siacs.conversations.xmpp.pep.PublishOptions;
 174import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 175import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 176import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 177import me.leolin.shortcutbadger.ShortcutBadger;
 178
 179public class XmppConnectionService extends Service {
 180
 181    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 182    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 183    public static final String ACTION_SNOOZE = "snooze";
 184    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 185    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION = "clear_missed_call_notification";
 186    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 187    public static final String ACTION_TRY_AGAIN = "try_again";
 188    public static final String ACTION_IDLE_PING = "idle_ping";
 189    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 190    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 191    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 192    public static final String ACTION_END_CALL = "end_call";
 193    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 194    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 195
 196    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 197
 198    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 199    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 200    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 201    private final static SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR = new SerialSingleThreadExecutor("VideoCompression");
 202    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 203    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 204    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 205    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 206    private final IBinder mBinder = new XmppConnectionBinder();
 207    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 208    private final IqGenerator mIqGenerator = new IqGenerator(this);
 209    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 210    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 211    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 212    private final OnIqPacketReceived mDefaultIqHandler = (account, packet) -> {
 213        if (packet.getType() != IqPacket.TYPE.RESULT) {
 214            Element error = packet.findChild("error");
 215            String text = error != null ? error.findChildContent("text") : null;
 216            if (text != null) {
 217                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received iq error - " + text);
 218            }
 219        }
 220    };
 221    public DatabaseBackend databaseBackend;
 222    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 223    private long mLastActivity = 0;
 224    private final FileBackend fileBackend = new FileBackend(this);
 225    private MemorizingTrustManager mMemorizingTrustManager;
 226    private final NotificationService mNotificationService = new NotificationService(this);
 227    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 228    private final ShortcutService mShortcutService = new ShortcutService(this);
 229    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 230    private final AtomicBoolean mForceForegroundService = new AtomicBoolean(false);
 231    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 232    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 233    private final OnMessagePacketReceived mMessageParser = new MessageParser(this);
 234    private final OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 235    private final IqParser mIqParser = new IqParser(this);
 236    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 237    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 238        Conversation conversation = find(getConversations(), contact);
 239        if (conversation != null) {
 240            if (online) {
 241                if (contact.getPresences().size() == 1) {
 242                    sendUnsentMessages(conversation);
 243                }
 244            }
 245        }
 246    };
 247    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 248    private List<Account> accounts;
 249    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 250    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 251    private final AvatarService mAvatarService = new AvatarService(this);
 252    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 253    private final PushManagementService mPushManagementService = new PushManagementService(this);
 254    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 255    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 256            Environment.getExternalStorageDirectory().getAbsolutePath()
 257    ) {
 258        @Override
 259        public void onEvent(final int event, final File file) {
 260            markFileDeleted(file);
 261        }
 262    };
 263    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 264
 265        @Override
 266        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 267            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 268                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 269                mJingleConnectionManager.updateProposedSessionDiscovered(
 270                        account,
 271                        to,
 272                        sessionId,
 273                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 274                );
 275            }
 276
 277
 278            final Jid bare = to.asBareJid();
 279
 280            for (final Conversation conversation : getConversations()) {
 281                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 282                    final Message message = conversation.findUnsentMessageWithUuid(id);
 283                    if (message != null) {
 284                        message.setStatus(Message.STATUS_SEND);
 285                        message.setErrorMessage(null);
 286                        databaseBackend.updateMessage(message, false);
 287                        return true;
 288                    }
 289                }
 290            }
 291            return false;
 292        }
 293    };
 294    private final AtomicBoolean isPhoneInCall = new AtomicBoolean(false);
 295    private final AtomicBoolean diallerIntegrationActive = new AtomicBoolean(false);
 296    private final PhoneStateListener phoneStateListener = new PhoneStateListener() {
 297        @Override
 298        public void onCallStateChanged(final int state, final String phoneNumber) {
 299            if (diallerIntegrationActive.get()) return;
 300            isPhoneInCall.set(state != TelephonyManager.CALL_STATE_IDLE);
 301            if (state == TelephonyManager.CALL_STATE_OFFHOOK) {
 302                mJingleConnectionManager.notifyPhoneCallStarted();
 303            }
 304        }
 305    };
 306
 307    public void setDiallerIntegrationActive(boolean active) {
 308      diallerIntegrationActive.set(active);
 309    }
 310
 311    private boolean destroyed = false;
 312
 313    private int unreadCount = -1;
 314
 315    //Ui callback listeners
 316    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 317    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 318    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 319    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 320    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 321    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 322    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 323    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 324    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 325
 326    private final Object LISTENER_LOCK = new Object();
 327
 328
 329    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 330
 331
 332    private final OnBindListener mOnBindListener = new OnBindListener() {
 333
 334        @Override
 335        public void onBind(final Account account) {
 336            synchronized (mInProgressAvatarFetches) {
 337                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 338                    final String KEY = iterator.next();
 339                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 340                        iterator.remove();
 341                    }
 342                }
 343            }
 344            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 345            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 346            if (loggedInSuccessfully || gainedFeature) {
 347                databaseBackend.updateAccount(account);
 348            }
 349
 350            if (loggedInSuccessfully) {
 351                if (!TextUtils.isEmpty(account.getDisplayName())) {
 352                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 353                    publishDisplayName(account);
 354                }
 355            }
 356
 357            account.getRoster().clearPresences();
 358            synchronized (account.inProgressConferenceJoins) {
 359                account.inProgressConferenceJoins.clear();
 360            }
 361            synchronized (account.inProgressConferencePings) {
 362                account.inProgressConferencePings.clear();
 363            }
 364            mJingleConnectionManager.notifyRebound(account);
 365            mQuickConversationsService.considerSyncBackground(false);
 366            fetchRosterFromServer(account);
 367
 368            final XmppConnection connection = account.getXmppConnection();
 369
 370            if (connection.getFeatures().bookmarks2()) {
 371                fetchBookmarks2(account);
 372            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 373                fetchBookmarks(account);
 374            }
 375            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 376            final boolean catchup = getMessageArchiveService().inCatchup(account);
 377            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 378                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 379                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 380                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 381                    }
 382                });
 383            }
 384            sendPresence(account);
 385            if (mPushManagementService.available(account)) {
 386                mPushManagementService.registerPushTokenOnServer(account);
 387            }
 388            connectMultiModeConversations(account);
 389            syncDirtyContacts(account);
 390
 391        }
 392    };
 393    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 394    private SecureRandom mRandom;
 395    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 396    private final OnStatusChanged statusListener = new OnStatusChanged() {
 397
 398        @Override
 399        public void onStatusChanged(final Account account) {
 400            XmppConnection connection = account.getXmppConnection();
 401            updateAccountUi();
 402
 403            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 404                mQuickConversationsService.signalAccountStateChange();
 405            }
 406
 407            if (account.getStatus() == Account.State.ONLINE) {
 408                synchronized (mLowPingTimeoutMode) {
 409                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 410                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 411                    }
 412                }
 413                if (account.setShowErrorNotification(true)) {
 414                    databaseBackend.updateAccount(account);
 415                }
 416                mMessageArchiveService.executePendingQueries(account);
 417                if (connection != null && connection.getFeatures().csi()) {
 418                    if (checkListeners()) {
 419                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 420                        connection.sendInactive();
 421                    } else {
 422                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 423                        connection.sendActive();
 424                    }
 425                }
 426                List<Conversation> conversations = getConversations();
 427                for (Conversation conversation : conversations) {
 428                    final boolean inProgressJoin;
 429                    synchronized (account.inProgressConferenceJoins) {
 430                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 431                    }
 432                    final boolean pendingJoin;
 433                    synchronized (account.pendingConferenceJoins) {
 434                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 435                    }
 436                    if (conversation.getAccount() == account
 437                            && !pendingJoin
 438                            && !inProgressJoin) {
 439                        sendUnsentMessages(conversation);
 440                    }
 441                }
 442                final List<Conversation> pendingLeaves;
 443                synchronized (account.pendingConferenceLeaves) {
 444                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 445                    account.pendingConferenceLeaves.clear();
 446
 447                }
 448                for (Conversation conversation : pendingLeaves) {
 449                    leaveMuc(conversation);
 450                }
 451                final List<Conversation> pendingJoins;
 452                synchronized (account.pendingConferenceJoins) {
 453                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 454                    account.pendingConferenceJoins.clear();
 455                }
 456                for (Conversation conversation : pendingJoins) {
 457                    joinMuc(conversation);
 458                }
 459                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 460            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED) {
 461                resetSendingToWaiting(account);
 462                if (account.isEnabled() && isInLowPingTimeoutMode(account)) {
 463                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 464                    reconnectAccount(account, true, false);
 465                } else {
 466                    int timeToReconnect = mRandom.nextInt(10) + 2;
 467                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 468                }
 469            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 470                databaseBackend.updateAccount(account);
 471                reconnectAccount(account, true, false);
 472            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 473                resetSendingToWaiting(account);
 474                if (connection != null && account.getStatus().isAttemptReconnect()) {
 475                    final int next = connection.getTimeToNextAttempt();
 476                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 477                    if (next <= 0) {
 478                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 479                        reconnectAccount(account, true, false);
 480                    } else {
 481                        final int attempt = connection.getAttempt() + 1;
 482                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode);
 483                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 484                    }
 485                }
 486            }
 487            getNotificationService().updateErrorNotification();
 488        }
 489    };
 490    private OpenPgpServiceConnection pgpServiceConnection;
 491    private PgpEngine mPgpEngine = null;
 492    private WakeLock wakeLock;
 493    private LruCache<String, Bitmap> mBitmapCache;
 494    private LruCache<String, Drawable> mDrawableCache;
 495    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 496    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 497
 498    private static String generateFetchKey(Account account, final Avatar avatar) {
 499        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 500    }
 501
 502    private boolean isInLowPingTimeoutMode(Account account) {
 503        synchronized (mLowPingTimeoutMode) {
 504            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 505        }
 506    }
 507
 508    public void startForcingForegroundNotification() {
 509        mForceForegroundService.set(true);
 510        toggleForegroundService();
 511    }
 512
 513    public void stopForcingForegroundNotification() {
 514        mForceForegroundService.set(false);
 515        toggleForegroundService();
 516    }
 517
 518    public boolean areMessagesInitialized() {
 519        return this.restoredFromDatabaseLatch.getCount() == 0;
 520    }
 521
 522    public PgpEngine getPgpEngine() {
 523        if (!Config.supportOpenPgp()) {
 524            return null;
 525        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 526            if (this.mPgpEngine == null) {
 527                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 528                        getApplicationContext(),
 529                        pgpServiceConnection.getService()), this);
 530            }
 531            return mPgpEngine;
 532        } else {
 533            return null;
 534        }
 535
 536    }
 537
 538    public OpenPgpApi getOpenPgpApi() {
 539        if (!Config.supportOpenPgp()) {
 540            return null;
 541        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 542            return new OpenPgpApi(this, pgpServiceConnection.getService());
 543        } else {
 544            return null;
 545        }
 546    }
 547
 548    public FileBackend getFileBackend() {
 549        return this.fileBackend;
 550    }
 551
 552    public File getFileForCid(Cid cid) {
 553        return this.databaseBackend.getFileForCid(cid);
 554    }
 555
 556    public void saveCid(Cid cid, File file) {
 557        this.databaseBackend.saveCid(cid, file);
 558    }
 559
 560    public AvatarService getAvatarService() {
 561        return this.mAvatarService;
 562    }
 563
 564    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 565        int encryption = conversation.getNextEncryption();
 566        if (encryption == Message.ENCRYPTION_PGP) {
 567            encryption = Message.ENCRYPTION_DECRYPTED;
 568        }
 569        Message message = new Message(conversation, uri.toString(), encryption);
 570        Message.configurePrivateMessage(message);
 571        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 572            getPgpEngine().encrypt(message, callback);
 573        } else {
 574            sendMessage(message);
 575            callback.success(message);
 576        }
 577    }
 578
 579    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 580        final Message message;
 581        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 582            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 583        } else {
 584            message = new Message(conversation, "", conversation.getNextEncryption());
 585        }
 586        if (!Message.configurePrivateFileMessage(message)) {
 587            message.setCounterpart(conversation.getNextCounterpart());
 588            message.setType(Message.TYPE_FILE);
 589        }
 590        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 591        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 592        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 593        if (runnable.isVideoMessage()) {
 594            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 595        } else {
 596            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 597        }
 598    }
 599
 600    public void attachImageToConversation(final Conversation conversation, final Uri uri,  final String type, final UiCallback<Message> callback) {
 601        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 602        final String compressPictures = getCompressPicturesPreference();
 603
 604        if ("never".equals(compressPictures)
 605                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 606                || (mimeType != null && mimeType.endsWith("/gif"))
 607                || getFileBackend().unusualBounds(uri)) {
 608            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 609            attachFileToConversation(conversation, uri, mimeType, callback);
 610            return;
 611        }
 612        final Message message;
 613        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 614            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 615        } else {
 616            message = new Message(conversation, "", conversation.getNextEncryption());
 617        }
 618        if (!Message.configurePrivateFileMessage(message)) {
 619            message.setCounterpart(conversation.getNextCounterpart());
 620            message.setType(Message.TYPE_IMAGE);
 621        }
 622        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 623        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 624            try {
 625                getFileBackend().copyImageToPrivateStorage(message, uri);
 626            } catch (FileBackend.ImageCompressionException e) {
 627                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 628                attachFileToConversation(conversation, uri, mimeType, callback);
 629                return;
 630            } catch (final FileBackend.FileCopyException e) {
 631                callback.error(e.getResId(), message);
 632                return;
 633            }
 634            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 635                final PgpEngine pgpEngine = getPgpEngine();
 636                if (pgpEngine != null) {
 637                    pgpEngine.encrypt(message, callback);
 638                } else if (callback != null) {
 639                    callback.error(R.string.unable_to_connect_to_keychain, null);
 640                }
 641            } else {
 642                sendMessage(message);
 643                callback.success(message);
 644            }
 645        });
 646    }
 647
 648    public Conversation find(Bookmark bookmark) {
 649        return find(bookmark.getAccount(), bookmark.getJid());
 650    }
 651
 652    public Conversation find(final Account account, final Jid jid) {
 653        return find(getConversations(), account, jid);
 654    }
 655
 656    public boolean isMuc(final Account account, final Jid jid) {
 657        final Conversation c = find(account, jid);
 658        return c != null && c.getMode() == Conversational.MODE_MULTI;
 659    }
 660
 661    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 662        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 663    }
 664
 665    @Override
 666    public int onStartCommand(Intent intent, int flags, int startId) {
 667        final String action = intent == null ? null : intent.getAction();
 668        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(EventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 669        if (needsForegroundService) {
 670            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 671            toggleForegroundService(true);
 672        }
 673        String pushedAccountHash = null;
 674        boolean interactive = false;
 675        if (action != null) {
 676            final String uuid = intent.getStringExtra("uuid");
 677            switch (action) {
 678                case QuickConversationsService.SMS_RETRIEVED_ACTION:
 679                    mQuickConversationsService.handleSmsReceived(intent);
 680                    break;
 681                case ConnectivityManager.CONNECTIVITY_ACTION:
 682                    if (hasInternetConnection()) {
 683                        if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 684                            schedulePostConnectivityChange();
 685                        }
 686                        if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 687                            resetAllAttemptCounts(true, false);
 688                        }
 689                        Resolver.clearCache();
 690                    }
 691                    break;
 692                case Intent.ACTION_SHUTDOWN:
 693                    logoutAndSave(true);
 694                    return START_NOT_STICKY;
 695                case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 696                    mNotificationExecutor.execute(() -> {
 697                        try {
 698                            final Conversation c = findConversationByUuid(uuid);
 699                            if (c != null) {
 700                                mNotificationService.clearMessages(c);
 701                            } else {
 702                                mNotificationService.clearMessages();
 703                            }
 704                            restoredFromDatabaseLatch.await();
 705
 706                        } catch (InterruptedException e) {
 707                            Log.d(Config.LOGTAG, "unable to process clear message notification");
 708                        }
 709                    });
 710                    break;
 711                case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 712                    mNotificationExecutor.execute(() -> {
 713                        try {
 714                            final Conversation c = findConversationByUuid(uuid);
 715                            if (c != null) {
 716                                mNotificationService.clearMissedCalls(c);
 717                            } else {
 718                                mNotificationService.clearMissedCalls();
 719                            }
 720                            restoredFromDatabaseLatch.await();
 721
 722                        } catch (InterruptedException e) {
 723                            Log.d(Config.LOGTAG, "unable to process clear missed call notification");
 724                        }
 725                    });
 726                    break;
 727                case ACTION_DISMISS_CALL: {
 728                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 729                    Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 730                    mJingleConnectionManager.rejectRtpSession(sessionId);
 731                    break;
 732                }
 733                case TorServiceUtils.ACTION_STATUS:
 734                    final String status = intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 735                    //TODO port and host are in 'extras' - but this may not be a reliable source?
 736                    if ("ON".equals(status)) {
 737                        handleOrbotStartedEvent();
 738                        return START_STICKY;
 739                    }
 740                    break;
 741                case ACTION_END_CALL: {
 742                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 743                    Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 744                    mJingleConnectionManager.endRtpSession(sessionId);
 745                }
 746                break;
 747                case ACTION_PROVISION_ACCOUNT: {
 748                    final String address = intent.getStringExtra("address");
 749                    final String password = intent.getStringExtra("password");
 750                    if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 751                        break;
 752                    }
 753                    provisionAccount(address, password);
 754                    break;
 755                }
 756                case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 757                    dismissErrorNotifications();
 758                    break;
 759                case ACTION_TRY_AGAIN:
 760                    resetAllAttemptCounts(false, true);
 761                    interactive = true;
 762                    break;
 763                case ACTION_REPLY_TO_CONVERSATION:
 764                    Bundle remoteInput = RemoteInput.getResultsFromIntent(intent);
 765                    if (remoteInput == null) {
 766                        break;
 767                    }
 768                    final CharSequence body = remoteInput.getCharSequence("text_reply");
 769                    final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 770                    final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 771                    if (body == null || body.length() <= 0) {
 772                        break;
 773                    }
 774                    mNotificationExecutor.execute(() -> {
 775                        try {
 776                            restoredFromDatabaseLatch.await();
 777                            final Conversation c = findConversationByUuid(uuid);
 778                            if (c != null) {
 779                                directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 780                            }
 781                        } catch (InterruptedException e) {
 782                            Log.d(Config.LOGTAG, "unable to process direct reply");
 783                        }
 784                    });
 785                    break;
 786                case ACTION_MARK_AS_READ:
 787                    mNotificationExecutor.execute(() -> {
 788                        final Conversation c = findConversationByUuid(uuid);
 789                        if (c == null) {
 790                            Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 791                            return;
 792                        }
 793                        try {
 794                            restoredFromDatabaseLatch.await();
 795                            sendReadMarker(c, null);
 796                        } catch (InterruptedException e) {
 797                            Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 798                        }
 799
 800                    });
 801                    break;
 802                case ACTION_SNOOZE:
 803                    mNotificationExecutor.execute(() -> {
 804                        final Conversation c = findConversationByUuid(uuid);
 805                        if (c == null) {
 806                            Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 807                            return;
 808                        }
 809                        c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 810                        mNotificationService.clearMessages(c);
 811                        updateConversation(c);
 812                    });
 813                case AudioManager.RINGER_MODE_CHANGED_ACTION:
 814                case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 815                    if (dndOnSilentMode()) {
 816                        refreshAllPresences();
 817                    }
 818                    break;
 819                case Intent.ACTION_SCREEN_ON:
 820                    deactivateGracePeriod();
 821                case Intent.ACTION_USER_PRESENT:
 822                case Intent.ACTION_SCREEN_OFF:
 823                    if (awayWhenScreenLocked()) {
 824                        refreshAllPresences();
 825                    }
 826                    break;
 827                case ACTION_FCM_TOKEN_REFRESH:
 828                    refreshAllFcmTokens();
 829                    break;
 830                case ACTION_IDLE_PING:
 831                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 832                        scheduleNextIdlePing();
 833                    }
 834                    break;
 835                case ACTION_FCM_MESSAGE_RECEIVED:
 836                    pushedAccountHash = intent.getStringExtra("account");
 837                    Log.d(Config.LOGTAG, "push message arrived in service. account=" + pushedAccountHash);
 838                    break;
 839                case Intent.ACTION_SEND:
 840                    Uri uri = intent.getData();
 841                    if (uri != null) {
 842                        Log.d(Config.LOGTAG, "received uri permission for " + uri.toString());
 843                    }
 844                    return START_STICKY;
 845            }
 846        }
 847        synchronized (this) {
 848            WakeLockHelper.acquire(wakeLock);
 849            boolean pingNow = ConnectivityManager.CONNECTIVITY_ACTION.equals(action) || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0 && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 850            final HashSet<Account> pingCandidates = new HashSet<>();
 851            final String androidId = PhoneHelper.getAndroidId(this);
 852            for (Account account : accounts) {
 853                final boolean pushWasMeantForThisAccount = CryptoHelper.getAccountFingerprint(account, androidId).equals(pushedAccountHash);
 854                pingNow |= processAccountState(account,
 855                        interactive,
 856                        "ui".equals(action),
 857                        pushWasMeantForThisAccount,
 858                        pingCandidates);
 859            }
 860            if (pingNow) {
 861                for (Account account : pingCandidates) {
 862                    final boolean lowTimeout = isInLowPingTimeoutMode(account);
 863                    account.getXmppConnection().sendPing();
 864                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + " send ping (action=" + action + ",lowTimeout=" + lowTimeout + ")");
 865                    scheduleWakeUpCall(lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT, account.getUuid().hashCode());
 866                }
 867            }
 868            WakeLockHelper.release(wakeLock);
 869        }
 870        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 871            expireOldMessages();
 872        }
 873        return START_STICKY;
 874    }
 875
 876    private void handleOrbotStartedEvent() {
 877        for (final Account account : accounts) {
 878            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
 879                reconnectAccount(account, true, false);
 880            }
 881        }
 882    }
 883
 884    private boolean processAccountState(Account account, boolean interactive, boolean isUiAction, boolean isAccountPushed, HashSet<Account> pingCandidates) {
 885        boolean pingNow = false;
 886        if (account.getStatus().isAttemptReconnect()) {
 887            if (!hasInternetConnection()) {
 888                account.setStatus(Account.State.NO_INTERNET);
 889                if (statusListener != null) {
 890                    statusListener.onStatusChanged(account);
 891                }
 892            } else {
 893                if (account.getStatus() == Account.State.NO_INTERNET) {
 894                    account.setStatus(Account.State.OFFLINE);
 895                    if (statusListener != null) {
 896                        statusListener.onStatusChanged(account);
 897                    }
 898                }
 899                if (account.getStatus() == Account.State.ONLINE) {
 900                    synchronized (mLowPingTimeoutMode) {
 901                        long lastReceived = account.getXmppConnection().getLastPacketReceived();
 902                        long lastSent = account.getXmppConnection().getLastPingSent();
 903                        long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 904                        long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 905                        int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 906                        long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 907                        if (lastSent > lastReceived) {
 908                            if (pingTimeoutIn < 0) {
 909                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
 910                                this.reconnectAccount(account, true, interactive);
 911                            } else {
 912                                int secs = (int) (pingTimeoutIn / 1000);
 913                                this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
 914                            }
 915                        } else {
 916                            pingCandidates.add(account);
 917                            if (isAccountPushed) {
 918                                pingNow = true;
 919                                if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
 920                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
 921                                }
 922                            } else if (msToNextPing <= 0) {
 923                                pingNow = true;
 924                            } else {
 925                                this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
 926                                if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 927                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 928                                }
 929                            }
 930                        }
 931                    }
 932                } else if (account.getStatus() == Account.State.OFFLINE) {
 933                    reconnectAccount(account, true, interactive);
 934                } else if (account.getStatus() == Account.State.CONNECTING) {
 935                    long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
 936                    long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
 937                    long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
 938                    long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
 939                    if (timeout < 0) {
 940                        Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
 941                        account.getXmppConnection().resetAttemptCount(false);
 942                        reconnectAccount(account, true, interactive);
 943                    } else if (discoTimeout < 0) {
 944                        account.getXmppConnection().sendDiscoTimeout();
 945                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 946                    } else {
 947                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 948                    }
 949                } else {
 950                    if (account.getXmppConnection().getTimeToNextAttempt() <= 0) {
 951                        reconnectAccount(account, true, interactive);
 952                    }
 953                }
 954            }
 955        }
 956        return pingNow;
 957    }
 958
 959    public void reinitializeMuclumbusService() {
 960        mChannelDiscoveryService.initializeMuclumbusService();
 961    }
 962
 963    public void discoverChannels(String query, ChannelDiscoveryService.Method method, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
 964        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
 965    }
 966
 967    public boolean isDataSaverDisabled() {
 968        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
 969            ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
 970            return !connectivityManager.isActiveNetworkMetered()
 971                    || connectivityManager.getRestrictBackgroundStatus() == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
 972        } else {
 973            return true;
 974        }
 975    }
 976
 977    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
 978        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
 979        final Message message = new Message(conversation, body, conversation.getNextEncryption());
 980        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
 981            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
 982        }
 983        message.markUnread();
 984        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
 985            getPgpEngine().encrypt(message, new UiCallback<Message>() {
 986                @Override
 987                public void success(Message message) {
 988                    if (dismissAfterReply) {
 989                        markRead((Conversation) message.getConversation(), true);
 990                    } else {
 991                        mNotificationService.pushFromDirectReply(message);
 992                    }
 993                }
 994
 995                @Override
 996                public void error(int errorCode, Message object) {
 997
 998                }
 999
1000                @Override
1001                public void userInputRequired(PendingIntent pi, Message object) {
1002
1003                }
1004            });
1005        } else {
1006            sendMessage(message);
1007            if (dismissAfterReply) {
1008                markRead(conversation, true);
1009            } else {
1010                mNotificationService.pushFromDirectReply(message);
1011            }
1012        }
1013    }
1014
1015    private boolean dndOnSilentMode() {
1016        return getBooleanPreference(SettingsActivity.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1017    }
1018
1019    private boolean manuallyChangePresence() {
1020        return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1021    }
1022
1023    private boolean treatVibrateAsSilent() {
1024        return getBooleanPreference(SettingsActivity.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1025    }
1026
1027    private boolean awayWhenScreenLocked() {
1028        return getBooleanPreference(SettingsActivity.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1029    }
1030
1031    private String getCompressPicturesPreference() {
1032        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1033    }
1034
1035    private Presence.Status getTargetPresence() {
1036        if (dndOnSilentMode() && isPhoneSilenced()) {
1037            return Presence.Status.DND;
1038        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1039            return Presence.Status.AWAY;
1040        } else {
1041            return Presence.Status.ONLINE;
1042        }
1043    }
1044
1045    public boolean isScreenLocked() {
1046        final KeyguardManager keyguardManager = (KeyguardManager) getSystemService(Context.KEYGUARD_SERVICE);
1047        final PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
1048        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1049        final boolean interactive = powerManager != null && powerManager.isInteractive();
1050        return locked || !interactive;
1051    }
1052
1053    private boolean isPhoneSilenced() {
1054        final boolean notificationDnd;
1055        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1056            final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1057            final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1058            notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1059        } else {
1060            notificationDnd = false;
1061        }
1062        final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
1063        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1064        try {
1065            if (treatVibrateAsSilent()) {
1066                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1067            } else {
1068                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1069            }
1070        } catch (Throwable throwable) {
1071            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1072            return notificationDnd;
1073        }
1074    }
1075
1076    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1077        Log.d(Config.LOGTAG, "resetting all attempt counts");
1078        for (Account account : accounts) {
1079            if (account.hasErrorStatus() || reallyAll) {
1080                final XmppConnection connection = account.getXmppConnection();
1081                if (connection != null) {
1082                    connection.resetAttemptCount(retryImmediately);
1083                }
1084            }
1085            if (account.setShowErrorNotification(true)) {
1086                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1087            }
1088        }
1089        mNotificationService.updateErrorNotification();
1090    }
1091
1092    private void dismissErrorNotifications() {
1093        for (final Account account : this.accounts) {
1094            if (account.hasErrorStatus()) {
1095                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1096                if (account.setShowErrorNotification(false)) {
1097                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1098                }
1099            }
1100        }
1101    }
1102
1103    private void expireOldMessages() {
1104        expireOldMessages(false);
1105    }
1106
1107    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1108        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1109        mDatabaseWriterExecutor.execute(() -> {
1110            long timestamp = getAutomaticMessageDeletionDate();
1111            if (timestamp > 0) {
1112                databaseBackend.expireOldMessages(timestamp);
1113                synchronized (XmppConnectionService.this.conversations) {
1114                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1115                        conversation.expireOldMessages(timestamp);
1116                        if (resetHasMessagesLeftOnServer) {
1117                            conversation.messagesLoaded.set(true);
1118                            conversation.setHasMessagesLeftOnServer(true);
1119                        }
1120                    }
1121                }
1122                updateConversationUi();
1123            }
1124        });
1125    }
1126
1127    public boolean hasInternetConnection() {
1128        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1129        if (cm == null) {
1130            return true; //if internet connection can not be checked it is probably best to just try
1131        }
1132        try {
1133            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1134                final Network activeNetwork = cm.getActiveNetwork();
1135                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1136                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1137            } else {
1138                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1139                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1140            }
1141        } catch (final RuntimeException e) {
1142            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1143            return true; //if internet connection can not be checked it is probably best to just try
1144        }
1145    }
1146
1147    @SuppressLint("TrulyRandom")
1148    @Override
1149    public void onCreate() {
1150        setTheme(ThemeHelper.find(this));
1151        if (Compatibility.runsTwentySix()) {
1152            mNotificationService.initializeChannels();
1153        }
1154        mChannelDiscoveryService.initializeMuclumbusService();
1155        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1156        toggleForegroundService();
1157        this.destroyed = false;
1158        OmemoSetting.load(this);
1159        ExceptionHelper.init(getApplicationContext());
1160        try {
1161            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1162        } catch (Throwable throwable) {
1163            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1164        }
1165        Resolver.init(this);
1166        this.mRandom = new SecureRandom();
1167        updateMemorizingTrustmanager();
1168        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1169        final int cacheSize = maxMemory / 9;
1170        this.mBitmapCache = new LruCache<String, Bitmap>(cacheSize) {
1171            @Override
1172            protected int sizeOf(final String key, final Bitmap bitmap) {
1173                return bitmap.getByteCount() / 1024;
1174            }
1175        };
1176        this.mDrawableCache = new LruCache<String, Drawable>(cacheSize) {
1177            @Override
1178            protected int sizeOf(final String key, final Drawable drawable) {
1179                if (drawable instanceof BitmapDrawable) {
1180                    return ((BitmapDrawable) drawable).getBitmap().getByteCount() / 1024;
1181                } else {
1182                    return drawable.getIntrinsicWidth() * drawable.getIntrinsicHeight() * 40 / 1024;
1183                }
1184            }
1185        };
1186        if (mLastActivity == 0) {
1187            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1188        }
1189
1190        Log.d(Config.LOGTAG, "initializing database...");
1191        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1192        Log.d(Config.LOGTAG, "restoring accounts...");
1193        this.accounts = databaseBackend.getAccounts();
1194        final SharedPreferences.Editor editor = getPreferences().edit();
1195        if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) {
1196            editor.putBoolean(SettingsActivity.KEEP_FOREGROUND_SERVICE, true);
1197            Log.d(Config.LOGTAG, Build.MANUFACTURER + " is on blacklist. enabling foreground service");
1198        }
1199        final boolean hasEnabledAccounts = hasEnabledAccounts();
1200        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1201        editor.apply();
1202        toggleSetProfilePictureActivity(hasEnabledAccounts);
1203
1204        restoreFromDatabase();
1205
1206        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
1207            startContactObserver();
1208        }
1209        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1210        if (Compatibility.hasStoragePermission(this)) {
1211            Log.d(Config.LOGTAG, "starting file observer");
1212            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1213            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1214        }
1215        if (Config.supportOpenPgp()) {
1216            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1217                @Override
1218                public void onBound(IOpenPgpService2 service) {
1219                    for (Account account : accounts) {
1220                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1221                        if (pgp != null) {
1222                            pgp.continueDecryption(true);
1223                        }
1224                    }
1225                }
1226
1227                @Override
1228                public void onError(Exception e) {
1229                }
1230            });
1231            this.pgpServiceConnection.bindToService();
1232        }
1233
1234        final PowerManager pm = ContextCompat.getSystemService(this, PowerManager.class);
1235        this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1236
1237        toggleForegroundService();
1238        updateUnreadCountBadge();
1239        toggleScreenEventReceiver();
1240        final IntentFilter intentFilter = new IntentFilter();
1241        intentFilter.addAction(TorServiceUtils.ACTION_STATUS);
1242        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1243            scheduleNextIdlePing();
1244            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1245                intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1246            }
1247            intentFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1248        }
1249        registerReceiver(this.mInternalEventReceiver, intentFilter);
1250        mForceDuringOnCreate.set(false);
1251        toggleForegroundService();
1252        setupPhoneStateListener();
1253    }
1254
1255
1256    private void setupPhoneStateListener() {
1257        final TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
1258        if (telephonyManager == null || Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
1259            return;
1260        }
1261        telephonyManager.listen(phoneStateListener, PhoneStateListener.LISTEN_CALL_STATE);
1262    }
1263
1264    public boolean isPhoneInCall() {
1265        return isPhoneInCall.get();
1266    }
1267
1268    private void checkForDeletedFiles() {
1269        if (destroyed) {
1270            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1271            return;
1272        }
1273        final long start = SystemClock.elapsedRealtime();
1274        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1275        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1276        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1277            if (destroyed) {
1278                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1279                return;
1280            }
1281            final File file = fileBackend.getFileForPath(filePath.path);
1282            if (filePath.setDeleted(!file.exists())) {
1283                changed.add(filePath);
1284            }
1285        }
1286        final long duration = SystemClock.elapsedRealtime() - start;
1287        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1288        if (changed.size() > 0) {
1289            databaseBackend.markFilesAsChanged(changed);
1290            markChangedFiles(changed);
1291        }
1292    }
1293
1294    public void startContactObserver() {
1295        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1296            @Override
1297            public void onChange(boolean selfChange) {
1298                super.onChange(selfChange);
1299                if (restoredFromDatabaseLatch.getCount() == 0) {
1300                    loadPhoneContacts();
1301                }
1302            }
1303        });
1304    }
1305
1306    @Override
1307    public void onTrimMemory(int level) {
1308        super.onTrimMemory(level);
1309        if (level >= TRIM_MEMORY_COMPLETE) {
1310            Log.d(Config.LOGTAG, "clear cache due to low memory");
1311            getBitmapCache().evictAll();
1312        }
1313    }
1314
1315    @Override
1316    public void onDestroy() {
1317        try {
1318            unregisterReceiver(this.mInternalEventReceiver);
1319            unregisterReceiver(this.mInternalScreenEventReceiver);
1320        } catch (final IllegalArgumentException e) {
1321            //ignored
1322        }
1323        destroyed = false;
1324        fileObserver.stopWatching();
1325        super.onDestroy();
1326    }
1327
1328    public void restartFileObserver() {
1329        Log.d(Config.LOGTAG, "restarting file observer");
1330        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1331        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1332    }
1333
1334    public void toggleScreenEventReceiver() {
1335        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1336            final IntentFilter filter = new IntentFilter();
1337            filter.addAction(Intent.ACTION_SCREEN_ON);
1338            filter.addAction(Intent.ACTION_SCREEN_OFF);
1339            filter.addAction(Intent.ACTION_USER_PRESENT);
1340            registerReceiver(this.mInternalScreenEventReceiver, filter);
1341        } else {
1342            try {
1343                unregisterReceiver(this.mInternalScreenEventReceiver);
1344            } catch (IllegalArgumentException e) {
1345                //ignored
1346            }
1347        }
1348    }
1349
1350    public void toggleForegroundService() {
1351        toggleForegroundService(false);
1352    }
1353
1354    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1355        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1356        toggleForegroundService(false);
1357    }
1358
1359    public void removeOngoingCall() {
1360        ongoingCall.set(null);
1361        toggleForegroundService(false);
1362    }
1363
1364    private void toggleForegroundService(boolean force) {
1365        final boolean status;
1366        final OngoingCall ongoing = ongoingCall.get();
1367        final boolean showOngoing = ongoing != null && !diallerIntegrationActive.get();
1368        if (force || mForceDuringOnCreate.get() || mForceForegroundService.get() || showOngoing || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1369            final Notification notification;
1370            final int id;
1371            if (showOngoing) {
1372                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1373                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1374                startForeground(id, notification);
1375                mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1376            } else {
1377                notification = this.mNotificationService.createForegroundNotification();
1378                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1379                startForeground(id, notification);
1380            }
1381
1382            if (!mForceForegroundService.get()) {
1383                mNotificationService.notify(id, notification);
1384            }
1385            status = true;
1386        } else {
1387            stopForeground(true);
1388            status = false;
1389        }
1390        if (!mForceForegroundService.get()) {
1391            mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1392        }
1393        if (!showOngoing) {
1394            mNotificationService.cancel(NotificationService.ONGOING_CALL_NOTIFICATION_ID);
1395        }
1396        Log.d(Config.LOGTAG, "ForegroundService: " + (status ? "on" : "off"));
1397    }
1398
1399    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1400        return !mForceForegroundService.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1401    }
1402
1403    @Override
1404    public void onTaskRemoved(final Intent rootIntent) {
1405        super.onTaskRemoved(rootIntent);
1406        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mForceForegroundService.get() || ongoingCall.get() != null) {
1407            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1408        } else {
1409            this.logoutAndSave(false);
1410        }
1411    }
1412
1413    private void logoutAndSave(boolean stop) {
1414        int activeAccounts = 0;
1415        for (final Account account : accounts) {
1416            if (account.getStatus() != Account.State.DISABLED) {
1417                databaseBackend.writeRoster(account.getRoster());
1418                activeAccounts++;
1419            }
1420            if (account.getXmppConnection() != null) {
1421                new Thread(() -> disconnect(account, false)).start();
1422            }
1423        }
1424        if (stop || activeAccounts == 0) {
1425            Log.d(Config.LOGTAG, "good bye");
1426            stopSelf();
1427        }
1428    }
1429
1430    private void schedulePostConnectivityChange() {
1431        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1432        if (alarmManager == null) {
1433            return;
1434        }
1435        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1436        final Intent intent = new Intent(this, EventReceiver.class);
1437        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1438        try {
1439            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, s()
1440                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1441                    : PendingIntent.FLAG_UPDATE_CURRENT);
1442            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1443                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1444            } else {
1445                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1446            }
1447        } catch (RuntimeException e) {
1448            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1449        }
1450    }
1451
1452    public void scheduleWakeUpCall(int seconds, int requestCode) {
1453        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
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("ping");
1460        try {
1461            final PendingIntent pendingIntent;
1462            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1463                pendingIntent =
1464                        PendingIntent.getBroadcast(
1465                                this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1466            } else {
1467                pendingIntent =
1468                        PendingIntent.getBroadcast(
1469                                this, requestCode, intent, 0);
1470            }
1471            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1472        } catch (RuntimeException e) {
1473            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1474        }
1475    }
1476
1477    @TargetApi(Build.VERSION_CODES.M)
1478    private void scheduleNextIdlePing() {
1479        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1480        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1481        if (alarmManager == null) {
1482            return;
1483        }
1484        final Intent intent = new Intent(this, EventReceiver.class);
1485        intent.setAction(ACTION_IDLE_PING);
1486        try {
1487            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, s()
1488                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1489                    : PendingIntent.FLAG_UPDATE_CURRENT);
1490            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1491        } catch (RuntimeException e) {
1492            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1493        }
1494    }
1495
1496    public XmppConnection createConnection(final Account account) {
1497        final XmppConnection connection = new XmppConnection(account, this);
1498        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1499        connection.setOnStatusChangedListener(this.statusListener);
1500        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1501        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1502        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1503        connection.setOnBindListener(this.mOnBindListener);
1504        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1505        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1506        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1507        AxolotlService axolotlService = account.getAxolotlService();
1508        if (axolotlService != null) {
1509            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1510        }
1511        return connection;
1512    }
1513
1514    public void sendChatState(Conversation conversation) {
1515        if (sendChatStates()) {
1516            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1517            sendMessagePacket(conversation.getAccount(), packet);
1518        }
1519    }
1520
1521    private void sendFileMessage(final Message message, final boolean delay) {
1522        Log.d(Config.LOGTAG, "send file message");
1523        final Account account = message.getConversation().getAccount();
1524        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1525                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1526            mHttpConnectionManager.createNewUploadConnection(message, delay);
1527        } else {
1528            mJingleConnectionManager.startJingleFileTransfer(message);
1529        }
1530    }
1531
1532    public void sendMessage(final Message message) {
1533        sendMessage(message, false, false);
1534    }
1535
1536    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1537        final Account account = message.getConversation().getAccount();
1538        if (account.setShowErrorNotification(true)) {
1539            databaseBackend.updateAccount(account);
1540            mNotificationService.updateErrorNotification();
1541        }
1542        final Conversation conversation = (Conversation) message.getConversation();
1543        account.deactivateGracePeriod();
1544
1545
1546        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1547            final Contact contact = conversation.getContact();
1548            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1549                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1550                createContact(contact, true);
1551            }
1552        }
1553
1554        MessagePacket packet = null;
1555        final boolean addToConversation = (conversation.getMode() != Conversation.MODE_MULTI
1556                || !Patches.BAD_MUC_REFLECTION.contains(account.getServerIdentity()))
1557                && !message.edited();
1558        boolean saveInDb = addToConversation;
1559        message.setStatus(Message.STATUS_WAITING);
1560
1561        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1562            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1563                databaseBackend.updateConversation(conversation);
1564            }
1565        }
1566
1567        final boolean inProgressJoin = isJoinInProgress(conversation);
1568
1569
1570        if (account.isOnlineAndConnected() && !inProgressJoin) {
1571            switch (message.getEncryption()) {
1572                case Message.ENCRYPTION_NONE:
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                        packet = mMessageGenerator.generateChat(message);
1583                    }
1584                    break;
1585                case Message.ENCRYPTION_PGP:
1586                case Message.ENCRYPTION_DECRYPTED:
1587                    if (message.needsUploading()) {
1588                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1589                                || conversation.getMode() == Conversation.MODE_MULTI
1590                                || message.fixCounterpart()) {
1591                            this.sendFileMessage(message, delay);
1592                        } else {
1593                            break;
1594                        }
1595                    } else {
1596                        packet = mMessageGenerator.generatePgpChat(message);
1597                    }
1598                    break;
1599                case Message.ENCRYPTION_AXOLOTL:
1600                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1601                    if (message.needsUploading()) {
1602                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1603                                || conversation.getMode() == Conversation.MODE_MULTI
1604                                || message.fixCounterpart()) {
1605                            this.sendFileMessage(message, delay);
1606                        } else {
1607                            break;
1608                        }
1609                    } else {
1610                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1611                        if (axolotlMessage == null) {
1612                            account.getAxolotlService().preparePayloadMessage(message, delay);
1613                        } else {
1614                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1615                        }
1616                    }
1617                    break;
1618
1619            }
1620            if (packet != null) {
1621                if (account.getXmppConnection().getFeatures().sm()
1622                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1623                    message.setStatus(Message.STATUS_UNSEND);
1624                } else {
1625                    message.setStatus(Message.STATUS_SEND);
1626                }
1627            }
1628        } else {
1629            switch (message.getEncryption()) {
1630                case Message.ENCRYPTION_DECRYPTED:
1631                    if (!message.needsUploading()) {
1632                        String pgpBody = message.getEncryptedBody();
1633                        String decryptedBody = message.getBody();
1634                        message.setBody(pgpBody); //TODO might throw NPE
1635                        message.setEncryption(Message.ENCRYPTION_PGP);
1636                        if (message.edited()) {
1637                            message.setBody(decryptedBody);
1638                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1639                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1640                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1641                            }
1642                            updateConversationUi();
1643                            return;
1644                        } else {
1645                            databaseBackend.createMessage(message);
1646                            saveInDb = false;
1647                            message.setBody(decryptedBody);
1648                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1649                        }
1650                    }
1651                    break;
1652                case Message.ENCRYPTION_AXOLOTL:
1653                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1654                    break;
1655            }
1656        }
1657
1658
1659        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1660        if (mucMessage) {
1661            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1662        }
1663
1664        if (resend) {
1665            if (packet != null && addToConversation) {
1666                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1667                    markMessage(message, Message.STATUS_UNSEND);
1668                } else {
1669                    markMessage(message, Message.STATUS_SEND);
1670                }
1671            }
1672        } else {
1673            if (addToConversation) {
1674                conversation.add(message);
1675            }
1676            if (saveInDb) {
1677                databaseBackend.createMessage(message);
1678            } else if (message.edited()) {
1679                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1680                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1681                }
1682            }
1683            updateConversationUi();
1684        }
1685        if (packet != null) {
1686            if (delay) {
1687                mMessageGenerator.addDelay(packet, message.getTimeSent());
1688            }
1689            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1690                if (this.sendChatStates()) {
1691                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1692                }
1693            }
1694            sendMessagePacket(account, packet);
1695        }
1696    }
1697
1698    private boolean isJoinInProgress(final Conversation conversation) {
1699        final Account account = conversation.getAccount();
1700        synchronized (account.inProgressConferenceJoins) {
1701            if (conversation.getMode() == Conversational.MODE_MULTI) {
1702                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1703                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1704                final boolean inProgressJoin = inProgress || pending;
1705                if (inProgressJoin) {
1706                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1707                }
1708                return inProgressJoin;
1709            } else {
1710                return false;
1711            }
1712        }
1713    }
1714
1715    private void sendUnsentMessages(final Conversation conversation) {
1716        conversation.findWaitingMessages(message -> resendMessage(message, true));
1717    }
1718
1719    public void resendMessage(final Message message, final boolean delay) {
1720        sendMessage(message, true, delay);
1721    }
1722
1723    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
1724        final XmppConnection connection = account.getXmppConnection();
1725        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
1726        if (jid == null) {
1727            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
1728            return;
1729        }
1730        final IqPacket request = new IqPacket(IqPacket.TYPE.SET);
1731        request.setTo(jid);
1732        final Element command = request.addChild("command", Namespace.COMMANDS);
1733        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
1734        command.setAttribute("action", "execute");
1735        sendIqPacket(account, request, (a, response) -> {
1736            if (response.getType() == IqPacket.TYPE.RESULT) {
1737                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
1738                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
1739                if (x != null) {
1740                    final Data data = Data.parse(x);
1741                    final String uri = data.getValue("uri");
1742                    final String landingUrl = data.getValue("landing-url");
1743                    if (uri != null) {
1744                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
1745                        callback.inviteRequested(invite);
1746                        return;
1747                    }
1748                }
1749                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
1750                Log.d(Config.LOGTAG, response.toString());
1751            } else if (response.getType() == IqPacket.TYPE.ERROR) {
1752                callback.inviteRequestFailed(IqParser.errorMessage(response));
1753            } else {
1754                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
1755            }
1756        });
1757
1758    }
1759
1760    public void fetchRosterFromServer(final Account account) {
1761        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1762        if (!"".equals(account.getRosterVersion())) {
1763            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1764                    + ": fetching roster version " + account.getRosterVersion());
1765        } else {
1766            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1767        }
1768        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1769        sendIqPacket(account, iqPacket, mIqParser);
1770    }
1771
1772    public void fetchBookmarks(final Account account) {
1773        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1774        final Element query = iqPacket.query("jabber:iq:private");
1775        query.addChild("storage", Namespace.BOOKMARKS);
1776        final OnIqPacketReceived callback = (a, response) -> {
1777            if (response.getType() == IqPacket.TYPE.RESULT) {
1778                final Element query1 = response.query();
1779                final Element storage = query1.findChild("storage", "storage:bookmarks");
1780                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1781                processBookmarksInitial(a, bookmarks, false);
1782            } else {
1783                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1784            }
1785        };
1786        sendIqPacket(account, iqPacket, callback);
1787    }
1788
1789    public void fetchBookmarks2(final Account account) {
1790        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1791        sendIqPacket(account, retrieve, new OnIqPacketReceived() {
1792            @Override
1793            public void onIqPacketReceived(final Account account, final IqPacket response) {
1794                if (response.getType() == IqPacket.TYPE.RESULT) {
1795                    final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1796                    final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
1797                    processBookmarksInitial(account, bookmarks, true);
1798                }
1799            }
1800        });
1801    }
1802
1803    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
1804        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
1805        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1806        for (Bookmark bookmark : bookmarks.values()) {
1807            previousBookmarks.remove(bookmark.getJid().asBareJid());
1808            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
1809        }
1810        if (pep && synchronizeWithBookmarks) {
1811            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
1812            for (Jid jid : previousBookmarks) {
1813                processDeletedBookmark(account, jid);
1814            }
1815        }
1816        account.setBookmarks(bookmarks);
1817    }
1818
1819    public void processDeletedBookmark(Account account, Jid jid) {
1820        final Conversation conversation = find(account, jid);
1821        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
1822            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
1823            archiveConversation(conversation, false);
1824        }
1825    }
1826
1827    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
1828        final Account account = bookmark.getAccount();
1829        Conversation conversation = find(bookmark);
1830        if (conversation != null) {
1831            if (conversation.getMode() != Conversation.MODE_MULTI) {
1832                return;
1833            }
1834            bookmark.setConversation(conversation);
1835            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
1836                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
1837                archiveConversation(conversation, false);
1838            } else {
1839                final MucOptions mucOptions = conversation.getMucOptions();
1840                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1841                    final String current = mucOptions.getActualNick();
1842                    final String proposed = mucOptions.getProposedNick();
1843                    if (current != null && !current.equals(proposed)) {
1844                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
1845                        joinMuc(conversation);
1846                    }
1847                }
1848            }
1849        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
1850            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
1851            bookmark.setConversation(conversation);
1852        }
1853    }
1854
1855    public void processModifiedBookmark(Bookmark bookmark) {
1856        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1857        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
1858    }
1859
1860    public void createBookmark(final Account account, final Bookmark bookmark) {
1861        account.putBookmark(bookmark);
1862        final XmppConnection connection = account.getXmppConnection();
1863        if (connection == null) {
1864            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
1865        } else if (connection.getFeatures().bookmarks2()) {
1866            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
1867            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
1868        } else if (connection.getFeatures().bookmarksConversion()) {
1869            pushBookmarksPep(account);
1870        } else {
1871            pushBookmarksPrivateXml(account);
1872        }
1873    }
1874
1875    public void deleteBookmark(final Account account, final Bookmark bookmark) {
1876        if (bookmark.getJid().toString().equals("discuss@conference.soprani.ca")) {
1877            getPreferences().edit().putBoolean("cheogram_sopranica_bookmark_deleted", true).apply();
1878        }
1879        account.removeBookmark(bookmark);
1880        final XmppConnection connection = account.getXmppConnection();
1881        if (connection.getFeatures().bookmarks2()) {
1882            IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
1883            sendIqPacket(account, request, (a, response) -> {
1884                if (response.getType() == IqPacket.TYPE.ERROR) {
1885                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
1886                }
1887            });
1888        } else if (connection.getFeatures().bookmarksConversion()) {
1889            pushBookmarksPep(account);
1890        } else {
1891            pushBookmarksPrivateXml(account);
1892        }
1893    }
1894
1895    private void pushBookmarksPrivateXml(Account account) {
1896        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
1897        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
1898        Element query = iqPacket.query("jabber:iq:private");
1899        Element storage = query.addChild("storage", "storage:bookmarks");
1900        for (Bookmark bookmark : account.getBookmarks()) {
1901            storage.addChild(bookmark);
1902        }
1903        sendIqPacket(account, iqPacket, mDefaultIqHandler);
1904    }
1905
1906    private void pushBookmarksPep(Account account) {
1907        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
1908        Element storage = new Element("storage", "storage:bookmarks");
1909        for (Bookmark bookmark : account.getBookmarks()) {
1910            storage.addChild(bookmark);
1911        }
1912        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
1913
1914    }
1915
1916    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
1917        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
1918
1919    }
1920
1921    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
1922        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
1923        sendIqPacket(account, packet, (a, response) -> {
1924            if (response.getType() == IqPacket.TYPE.RESULT) {
1925                return;
1926            }
1927            if (retry && PublishOptions.preconditionNotMet(response)) {
1928                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
1929                    @Override
1930                    public void onPushSucceeded() {
1931                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
1932                    }
1933
1934                    @Override
1935                    public void onPushFailed() {
1936                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
1937                    }
1938                });
1939            } else {
1940                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + retry + ") " + response);
1941            }
1942        });
1943    }
1944
1945    private void restoreFromDatabase() {
1946        synchronized (this.conversations) {
1947            final Map<String, Account> accountLookupTable = new Hashtable<>();
1948            for (Account account : this.accounts) {
1949                accountLookupTable.put(account.getUuid(), account);
1950            }
1951            Log.d(Config.LOGTAG, "restoring conversations...");
1952            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
1953            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
1954            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
1955                Conversation conversation = iterator.next();
1956                Account account = accountLookupTable.get(conversation.getAccountUuid());
1957                if (account != null) {
1958                    conversation.setAccount(account);
1959                } else {
1960                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
1961                    iterator.remove();
1962                }
1963            }
1964            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
1965            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
1966            Runnable runnable = () -> {
1967                if (DatabaseBackend.requiresMessageIndexRebuild()) {
1968                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
1969                }
1970                final long deletionDate = getAutomaticMessageDeletionDate();
1971                mLastExpiryRun.set(SystemClock.elapsedRealtime());
1972                if (deletionDate > 0) {
1973                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
1974                    databaseBackend.expireOldMessages(deletionDate);
1975                }
1976                Log.d(Config.LOGTAG, "restoring roster...");
1977                for (Account account : accounts) {
1978                    databaseBackend.readRoster(account.getRoster());
1979                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
1980                }
1981                getBitmapCache().evictAll();
1982                loadPhoneContacts();
1983                Log.d(Config.LOGTAG, "restoring messages...");
1984                final long startMessageRestore = SystemClock.elapsedRealtime();
1985                final Conversation quickLoad = QuickLoader.get(this.conversations);
1986                if (quickLoad != null) {
1987                    restoreMessages(quickLoad);
1988                    updateConversationUi();
1989                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1990                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
1991                }
1992                for (Conversation conversation : this.conversations) {
1993                    if (quickLoad != conversation) {
1994                        restoreMessages(conversation);
1995                    }
1996                }
1997                mNotificationService.finishBacklog(false);
1998                restoredFromDatabaseLatch.countDown();
1999                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2000                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
2001                updateConversationUi();
2002            };
2003            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
2004        }
2005    }
2006
2007    private void restoreMessages(Conversation conversation) {
2008        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2009        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
2010        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2011    }
2012
2013    public void loadPhoneContacts() {
2014        mContactMergerExecutor.execute(() -> {
2015            Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2016            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2017            for (Account account : accounts) {
2018                List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2019                for (JabberIdContact jidContact : contacts.values()) {
2020                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
2021                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
2022                    if (needsCacheClean) {
2023                        getAvatarService().clear(contact);
2024                    }
2025                    withSystemAccounts.remove(contact);
2026                }
2027                for (Contact contact : withSystemAccounts) {
2028                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
2029                    if (needsCacheClean) {
2030                        getAvatarService().clear(contact);
2031                    }
2032                }
2033            }
2034            Log.d(Config.LOGTAG, "finished merging phone contacts");
2035            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2036            updateRosterUi();
2037            mQuickConversationsService.considerSync();
2038        });
2039    }
2040
2041
2042    public void syncRoster(final Account account) {
2043        unregisterPhoneAccounts(account);
2044        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
2045    }
2046
2047    public List<Conversation> getConversations() {
2048        return this.conversations;
2049    }
2050
2051    private void markFileDeleted(final File file) {
2052        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2053            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2054                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2055                return;
2056            }
2057        }
2058        final boolean isInternalFile = fileBackend.isInternalFile(file);
2059        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2060        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2061        markUuidsAsDeletedFiles(uuids);
2062    }
2063
2064    private void markUuidsAsDeletedFiles(List<String> uuids) {
2065        boolean deleted = false;
2066        for (Conversation conversation : getConversations()) {
2067            deleted |= conversation.markAsDeleted(uuids);
2068        }
2069        for (final String uuid : uuids) {
2070            evictPreview(uuid);
2071        }
2072        if (deleted) {
2073            updateConversationUi();
2074        }
2075    }
2076
2077    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2078        boolean changed = false;
2079        for (Conversation conversation : getConversations()) {
2080            changed |= conversation.markAsChanged(infos);
2081        }
2082        if (changed) {
2083            updateConversationUi();
2084        }
2085    }
2086
2087    public void populateWithOrderedConversations(final List<Conversation> list) {
2088        populateWithOrderedConversations(list, true, true);
2089    }
2090
2091    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2092        populateWithOrderedConversations(list, includeNoFileUpload, true);
2093    }
2094
2095    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2096        final List<String> orderedUuids;
2097        if (sort) {
2098            orderedUuids = null;
2099        } else {
2100            orderedUuids = new ArrayList<>();
2101            for (Conversation conversation : list) {
2102                orderedUuids.add(conversation.getUuid());
2103            }
2104        }
2105        list.clear();
2106        if (includeNoFileUpload) {
2107            list.addAll(getConversations());
2108        } else {
2109            for (Conversation conversation : getConversations()) {
2110                if (conversation.getMode() == Conversation.MODE_SINGLE
2111                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2112                    list.add(conversation);
2113                }
2114            }
2115        }
2116        try {
2117            if (orderedUuids != null) {
2118                Collections.sort(list, (a, b) -> {
2119                    final int indexA = orderedUuids.indexOf(a.getUuid());
2120                    final int indexB = orderedUuids.indexOf(b.getUuid());
2121                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2122                        return a.compareTo(b);
2123                    }
2124                    return indexA - indexB;
2125                });
2126            } else {
2127                Collections.sort(list);
2128            }
2129        } catch (IllegalArgumentException e) {
2130            //ignore
2131        }
2132    }
2133
2134    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2135        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2136            return;
2137        } else if (timestamp == 0) {
2138            return;
2139        }
2140        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2141        final Runnable runnable = () -> {
2142            final Account account = conversation.getAccount();
2143            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2144            if (messages.size() > 0) {
2145                conversation.addAll(0, messages);
2146                callback.onMoreMessagesLoaded(messages.size(), conversation);
2147            } else if (conversation.hasMessagesLeftOnServer()
2148                    && account.isOnlineAndConnected()
2149                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2150                final boolean mamAvailable;
2151                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2152                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2153                } else {
2154                    mamAvailable = conversation.getMucOptions().mamSupport();
2155                }
2156                if (mamAvailable) {
2157                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2158                    if (query != null) {
2159                        query.setCallback(callback);
2160                        callback.informUser(R.string.fetching_history_from_server);
2161                    } else {
2162                        callback.informUser(R.string.not_fetching_history_retention_period);
2163                    }
2164
2165                }
2166            }
2167        };
2168        mDatabaseReaderExecutor.execute(runnable);
2169    }
2170
2171    public List<Account> getAccounts() {
2172        return this.accounts;
2173    }
2174
2175
2176    /**
2177     * 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)
2178     */
2179    public List<Conversation> findAllConferencesWith(Contact contact) {
2180        final ArrayList<Conversation> results = new ArrayList<>();
2181        for (final Conversation c : conversations) {
2182            if (c.getMode() != Conversation.MODE_MULTI) {
2183                continue;
2184            }
2185            final MucOptions mucOptions = c.getMucOptions();
2186            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2187                results.add(c);
2188            }
2189        }
2190        return results;
2191    }
2192
2193    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2194        for (final Conversation conversation : haystack) {
2195            if (conversation.getContact() == contact) {
2196                return conversation;
2197            }
2198        }
2199        return null;
2200    }
2201
2202    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2203        if (jid == null) {
2204            return null;
2205        }
2206        for (final Conversation conversation : haystack) {
2207            if ((account == null || conversation.getAccount() == account)
2208                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2209                return conversation;
2210            }
2211        }
2212        return null;
2213    }
2214
2215    public boolean isConversationsListEmpty(final Conversation ignore) {
2216        synchronized (this.conversations) {
2217            final int size = this.conversations.size();
2218            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2219        }
2220    }
2221
2222    public boolean isConversationStillOpen(final Conversation conversation) {
2223        synchronized (this.conversations) {
2224            for (Conversation current : this.conversations) {
2225                if (current == conversation) {
2226                    return true;
2227                }
2228            }
2229        }
2230        return false;
2231    }
2232
2233    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2234        return this.findOrCreateConversation(account, jid, muc, false, async);
2235    }
2236
2237    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2238        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2239    }
2240
2241    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2242        synchronized (this.conversations) {
2243            Conversation conversation = find(account, jid);
2244            if (conversation != null) {
2245                return conversation;
2246            }
2247            conversation = databaseBackend.findConversation(account, jid);
2248            final boolean loadMessagesFromDb;
2249            if (conversation != null) {
2250                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2251                conversation.setAccount(account);
2252                if (muc) {
2253                    conversation.setMode(Conversation.MODE_MULTI);
2254                    conversation.setContactJid(jid);
2255                } else {
2256                    conversation.setMode(Conversation.MODE_SINGLE);
2257                    conversation.setContactJid(jid.asBareJid());
2258                }
2259                databaseBackend.updateConversation(conversation);
2260                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2261            } else {
2262                String conversationName;
2263                Contact contact = account.getRoster().getContact(jid);
2264                if (contact != null) {
2265                    conversationName = contact.getDisplayName();
2266                } else {
2267                    conversationName = jid.getLocal();
2268                }
2269                if (muc) {
2270                    conversation = new Conversation(conversationName, account, jid,
2271                            Conversation.MODE_MULTI);
2272                } else {
2273                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2274                            Conversation.MODE_SINGLE);
2275                }
2276                this.databaseBackend.createConversation(conversation);
2277                loadMessagesFromDb = false;
2278            }
2279            final Conversation c = conversation;
2280            final Runnable runnable = () -> {
2281                if (loadMessagesFromDb) {
2282                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2283                    updateConversationUi();
2284                    c.messagesLoaded.set(true);
2285                }
2286                if (account.getXmppConnection() != null
2287                        && !c.getContact().isBlocked()
2288                        && account.getXmppConnection().getFeatures().mam()
2289                        && !muc) {
2290                    if (query == null) {
2291                        mMessageArchiveService.query(c);
2292                    } else {
2293                        if (query.getConversation() == null) {
2294                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2295                        }
2296                    }
2297                }
2298                if (joinAfterCreate) {
2299                    joinMuc(c);
2300                }
2301            };
2302            if (async) {
2303                mDatabaseReaderExecutor.execute(runnable);
2304            } else {
2305                runnable.run();
2306            }
2307            this.conversations.add(conversation);
2308            updateConversationUi();
2309            return conversation;
2310        }
2311    }
2312
2313    public void archiveConversation(Conversation conversation) {
2314        archiveConversation(conversation, true);
2315    }
2316
2317    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2318        getNotificationService().clear(conversation);
2319        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2320        conversation.setNextMessage(null);
2321        synchronized (this.conversations) {
2322            getMessageArchiveService().kill(conversation);
2323            if (conversation.getMode() == Conversation.MODE_MULTI) {
2324                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2325                    final Bookmark bookmark = conversation.getBookmark();
2326                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2327                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2328                            Account account = bookmark.getAccount();
2329                            bookmark.setConversation(null);
2330                            deleteBookmark(account, bookmark);
2331                        } else if (bookmark.autojoin()) {
2332                            bookmark.setAutojoin(false);
2333                            createBookmark(bookmark.getAccount(), bookmark);
2334                        }
2335                    }
2336                }
2337                leaveMuc(conversation);
2338            } else {
2339                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2340                    stopPresenceUpdatesTo(conversation.getContact());
2341                }
2342            }
2343            updateConversation(conversation);
2344            this.conversations.remove(conversation);
2345            updateConversationUi();
2346        }
2347    }
2348
2349    public void stopPresenceUpdatesTo(Contact contact) {
2350        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2351        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2352        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2353    }
2354
2355    public void createAccount(final Account account) {
2356        account.initAccountServices(this);
2357        databaseBackend.createAccount(account);
2358        this.accounts.add(account);
2359        this.reconnectAccountInBackground(account);
2360        updateAccountUi();
2361        syncEnabledAccountSetting();
2362        toggleForegroundService();
2363    }
2364
2365    private void syncEnabledAccountSetting() {
2366        final boolean hasEnabledAccounts = hasEnabledAccounts();
2367        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2368        toggleSetProfilePictureActivity(hasEnabledAccounts);
2369    }
2370
2371    private void toggleSetProfilePictureActivity(final boolean enabled) {
2372        try {
2373            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2374            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2375            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2376        } catch (IllegalStateException e) {
2377            Log.d(Config.LOGTAG, "unable to toggle profile picture actvitiy");
2378        }
2379    }
2380
2381    private void provisionAccount(final String address, final String password) {
2382        final Jid jid = Jid.ofEscaped(address);
2383        final Account account = new Account(jid, password);
2384        account.setOption(Account.OPTION_DISABLED, true);
2385        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2386        createAccount(account);
2387    }
2388
2389    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2390        new Thread(() -> {
2391            try {
2392                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2393                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2394                if (cert == null) {
2395                    callback.informUser(R.string.unable_to_parse_certificate);
2396                    return;
2397                }
2398                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2399                if (info == null) {
2400                    callback.informUser(R.string.certificate_does_not_contain_jid);
2401                    return;
2402                }
2403                if (findAccountByJid(info.first) == null) {
2404                    final Account account = new Account(info.first, "");
2405                    account.setPrivateKeyAlias(alias);
2406                    account.setOption(Account.OPTION_DISABLED, true);
2407                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2408                    account.setDisplayName(info.second);
2409                    createAccount(account);
2410                    callback.onAccountCreated(account);
2411                    if (Config.X509_VERIFICATION) {
2412                        try {
2413                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2414                        } catch (CertificateException e) {
2415                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2416                        }
2417                    }
2418                } else {
2419                    callback.informUser(R.string.account_already_exists);
2420                }
2421            } catch (Exception e) {
2422                callback.informUser(R.string.unable_to_parse_certificate);
2423            }
2424        }).start();
2425
2426    }
2427
2428    public void updateKeyInAccount(final Account account, final String alias) {
2429        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2430        try {
2431            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2432            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2433            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2434            if (info == null) {
2435                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2436                return;
2437            }
2438            if (account.getJid().asBareJid().equals(info.first)) {
2439                account.setPrivateKeyAlias(alias);
2440                account.setDisplayName(info.second);
2441                databaseBackend.updateAccount(account);
2442                if (Config.X509_VERIFICATION) {
2443                    try {
2444                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2445                    } catch (CertificateException e) {
2446                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2447                    }
2448                    account.getAxolotlService().regenerateKeys(true);
2449                }
2450            } else {
2451                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2452            }
2453        } catch (Exception e) {
2454            e.printStackTrace();
2455        }
2456    }
2457
2458    public boolean updateAccount(final Account account) {
2459        if (databaseBackend.updateAccount(account)) {
2460            account.setShowErrorNotification(true);
2461            this.statusListener.onStatusChanged(account);
2462            databaseBackend.updateAccount(account);
2463            reconnectAccountInBackground(account);
2464            updateAccountUi();
2465            getNotificationService().updateErrorNotification();
2466            toggleForegroundService();
2467            syncEnabledAccountSetting();
2468            mChannelDiscoveryService.cleanCache();
2469            return true;
2470        } else {
2471            return false;
2472        }
2473    }
2474
2475    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2476        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2477        sendIqPacket(account, iq, (a, packet) -> {
2478            if (packet.getType() == IqPacket.TYPE.RESULT) {
2479                a.setPassword(newPassword);
2480                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2481                databaseBackend.updateAccount(a);
2482                callback.onPasswordChangeSucceeded();
2483            } else {
2484                callback.onPasswordChangeFailed();
2485            }
2486        });
2487    }
2488
2489    public void deleteAccount(final Account account) {
2490        final boolean connected = account.getStatus() == Account.State.ONLINE;
2491        synchronized (this.conversations) {
2492            if (connected) {
2493                account.getAxolotlService().deleteOmemoIdentity();
2494            }
2495            for (final Conversation conversation : conversations) {
2496                if (conversation.getAccount() == account) {
2497                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2498                        if (connected) {
2499                            leaveMuc(conversation);
2500                        }
2501                    }
2502                    conversations.remove(conversation);
2503                    mNotificationService.clear(conversation);
2504                }
2505            }
2506            new Thread(() -> {
2507                for (final Contact contact : account.getRoster().getContacts()) {
2508                    contact.unregisterAsPhoneAccount(this);
2509                }
2510            }).start();
2511            if (account.getXmppConnection() != null) {
2512                new Thread(() -> disconnect(account, !connected)).start();
2513            }
2514            final Runnable runnable = () -> {
2515                if (!databaseBackend.deleteAccount(account)) {
2516                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2517                }
2518            };
2519            mDatabaseWriterExecutor.execute(runnable);
2520            this.accounts.remove(account);
2521            this.mRosterSyncTaskManager.clear(account);
2522            updateAccountUi();
2523            mNotificationService.updateErrorNotification();
2524            syncEnabledAccountSetting();
2525            toggleForegroundService();
2526        }
2527    }
2528
2529    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2530        final boolean remainingListeners;
2531        synchronized (LISTENER_LOCK) {
2532            remainingListeners = checkListeners();
2533            if (!this.mOnConversationUpdates.add(listener)) {
2534                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2535            }
2536            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2537        }
2538        if (remainingListeners) {
2539            switchToForeground();
2540        }
2541    }
2542
2543    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2544        final boolean remainingListeners;
2545        synchronized (LISTENER_LOCK) {
2546            this.mOnConversationUpdates.remove(listener);
2547            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2548            remainingListeners = checkListeners();
2549        }
2550        if (remainingListeners) {
2551            switchToBackground();
2552        }
2553    }
2554
2555    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2556        final boolean remainingListeners;
2557        synchronized (LISTENER_LOCK) {
2558            remainingListeners = checkListeners();
2559            if (!this.mOnShowErrorToasts.add(listener)) {
2560                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2561            }
2562        }
2563        if (remainingListeners) {
2564            switchToForeground();
2565        }
2566    }
2567
2568    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2569        final boolean remainingListeners;
2570        synchronized (LISTENER_LOCK) {
2571            this.mOnShowErrorToasts.remove(onShowErrorToast);
2572            remainingListeners = checkListeners();
2573        }
2574        if (remainingListeners) {
2575            switchToBackground();
2576        }
2577    }
2578
2579    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2580        final boolean remainingListeners;
2581        synchronized (LISTENER_LOCK) {
2582            remainingListeners = checkListeners();
2583            if (!this.mOnAccountUpdates.add(listener)) {
2584                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2585            }
2586        }
2587        if (remainingListeners) {
2588            switchToForeground();
2589        }
2590    }
2591
2592    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2593        final boolean remainingListeners;
2594        synchronized (LISTENER_LOCK) {
2595            this.mOnAccountUpdates.remove(listener);
2596            remainingListeners = checkListeners();
2597        }
2598        if (remainingListeners) {
2599            switchToBackground();
2600        }
2601    }
2602
2603    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2604        final boolean remainingListeners;
2605        synchronized (LISTENER_LOCK) {
2606            remainingListeners = checkListeners();
2607            if (!this.mOnCaptchaRequested.add(listener)) {
2608                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2609            }
2610        }
2611        if (remainingListeners) {
2612            switchToForeground();
2613        }
2614    }
2615
2616    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2617        final boolean remainingListeners;
2618        synchronized (LISTENER_LOCK) {
2619            this.mOnCaptchaRequested.remove(listener);
2620            remainingListeners = checkListeners();
2621        }
2622        if (remainingListeners) {
2623            switchToBackground();
2624        }
2625    }
2626
2627    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2628        final boolean remainingListeners;
2629        synchronized (LISTENER_LOCK) {
2630            remainingListeners = checkListeners();
2631            if (!this.mOnRosterUpdates.add(listener)) {
2632                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2633            }
2634        }
2635        if (remainingListeners) {
2636            switchToForeground();
2637        }
2638    }
2639
2640    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2641        final boolean remainingListeners;
2642        synchronized (LISTENER_LOCK) {
2643            this.mOnRosterUpdates.remove(listener);
2644            remainingListeners = checkListeners();
2645        }
2646        if (remainingListeners) {
2647            switchToBackground();
2648        }
2649    }
2650
2651    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2652        final boolean remainingListeners;
2653        synchronized (LISTENER_LOCK) {
2654            remainingListeners = checkListeners();
2655            if (!this.mOnUpdateBlocklist.add(listener)) {
2656                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2657            }
2658        }
2659        if (remainingListeners) {
2660            switchToForeground();
2661        }
2662    }
2663
2664    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2665        final boolean remainingListeners;
2666        synchronized (LISTENER_LOCK) {
2667            this.mOnUpdateBlocklist.remove(listener);
2668            remainingListeners = checkListeners();
2669        }
2670        if (remainingListeners) {
2671            switchToBackground();
2672        }
2673    }
2674
2675    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2676        final boolean remainingListeners;
2677        synchronized (LISTENER_LOCK) {
2678            remainingListeners = checkListeners();
2679            if (!this.mOnKeyStatusUpdated.add(listener)) {
2680                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2681            }
2682        }
2683        if (remainingListeners) {
2684            switchToForeground();
2685        }
2686    }
2687
2688    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2689        final boolean remainingListeners;
2690        synchronized (LISTENER_LOCK) {
2691            this.mOnKeyStatusUpdated.remove(listener);
2692            remainingListeners = checkListeners();
2693        }
2694        if (remainingListeners) {
2695            switchToBackground();
2696        }
2697    }
2698
2699    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2700        final boolean remainingListeners;
2701        synchronized (LISTENER_LOCK) {
2702            remainingListeners = checkListeners();
2703            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2704                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2705            }
2706        }
2707        if (remainingListeners) {
2708            switchToForeground();
2709        }
2710    }
2711
2712    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2713        final boolean remainingListeners;
2714        synchronized (LISTENER_LOCK) {
2715            this.onJingleRtpConnectionUpdate.remove(listener);
2716            remainingListeners = checkListeners();
2717        }
2718        if (remainingListeners) {
2719            switchToBackground();
2720        }
2721    }
2722
2723    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2724        final boolean remainingListeners;
2725        synchronized (LISTENER_LOCK) {
2726            remainingListeners = checkListeners();
2727            if (!this.mOnMucRosterUpdate.add(listener)) {
2728                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2729            }
2730        }
2731        if (remainingListeners) {
2732            switchToForeground();
2733        }
2734    }
2735
2736    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2737        final boolean remainingListeners;
2738        synchronized (LISTENER_LOCK) {
2739            this.mOnMucRosterUpdate.remove(listener);
2740            remainingListeners = checkListeners();
2741        }
2742        if (remainingListeners) {
2743            switchToBackground();
2744        }
2745    }
2746
2747    public boolean checkListeners() {
2748        return (this.mOnAccountUpdates.size() == 0
2749                && this.mOnConversationUpdates.size() == 0
2750                && this.mOnRosterUpdates.size() == 0
2751                && this.mOnCaptchaRequested.size() == 0
2752                && this.mOnMucRosterUpdate.size() == 0
2753                && this.mOnUpdateBlocklist.size() == 0
2754                && this.mOnShowErrorToasts.size() == 0
2755                && this.onJingleRtpConnectionUpdate.size() == 0
2756                && this.mOnKeyStatusUpdated.size() == 0);
2757    }
2758
2759    private void switchToForeground() {
2760        final boolean broadcastLastActivity = broadcastLastActivity();
2761        for (Conversation conversation : getConversations()) {
2762            if (conversation.getMode() == Conversation.MODE_MULTI) {
2763                conversation.getMucOptions().resetChatState();
2764            } else {
2765                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
2766            }
2767        }
2768        for (Account account : getAccounts()) {
2769            if (account.getStatus() == Account.State.ONLINE) {
2770                account.deactivateGracePeriod();
2771                final XmppConnection connection = account.getXmppConnection();
2772                if (connection != null) {
2773                    if (connection.getFeatures().csi()) {
2774                        connection.sendActive();
2775                    }
2776                    if (broadcastLastActivity) {
2777                        sendPresence(account, false); //send new presence but don't include idle because we are not
2778                    }
2779                }
2780            }
2781        }
2782        Log.d(Config.LOGTAG, "app switched into foreground");
2783    }
2784
2785    private void switchToBackground() {
2786        final boolean broadcastLastActivity = broadcastLastActivity();
2787        if (broadcastLastActivity) {
2788            mLastActivity = System.currentTimeMillis();
2789            final SharedPreferences.Editor editor = getPreferences().edit();
2790            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2791            editor.apply();
2792        }
2793        for (Account account : getAccounts()) {
2794            if (account.getStatus() == Account.State.ONLINE) {
2795                XmppConnection connection = account.getXmppConnection();
2796                if (connection != null) {
2797                    if (broadcastLastActivity) {
2798                        sendPresence(account, true);
2799                    }
2800                    if (connection.getFeatures().csi()) {
2801                        connection.sendInactive();
2802                    }
2803                }
2804            }
2805        }
2806        this.mNotificationService.setIsInForeground(false);
2807        Log.d(Config.LOGTAG, "app switched into background");
2808    }
2809
2810    private void connectMultiModeConversations(Account account) {
2811        List<Conversation> conversations = getConversations();
2812        for (Conversation conversation : conversations) {
2813            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2814                joinMuc(conversation);
2815            }
2816        }
2817    }
2818
2819    public void mucSelfPingAndRejoin(final Conversation conversation) {
2820        final Account account = conversation.getAccount();
2821        synchronized (account.inProgressConferenceJoins) {
2822            if (account.inProgressConferenceJoins.contains(conversation)) {
2823                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2824                return;
2825            }
2826        }
2827        synchronized (account.inProgressConferencePings) {
2828            if (!account.inProgressConferencePings.add(conversation)) {
2829                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2830                return;
2831            }
2832        }
2833        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2834        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
2835        ping.setTo(self);
2836        ping.addChild("ping", Namespace.PING);
2837        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
2838            if (response.getType() == IqPacket.TYPE.ERROR) {
2839                Element error = response.findChild("error");
2840                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
2841                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
2842                } else {
2843                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
2844                    joinMuc(conversation);
2845                }
2846            } else if (response.getType() == IqPacket.TYPE.RESULT) {
2847                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
2848            }
2849            synchronized (account.inProgressConferencePings) {
2850                account.inProgressConferencePings.remove(conversation);
2851            }
2852        });
2853    }
2854
2855    public void joinMuc(Conversation conversation) {
2856        joinMuc(conversation, null, false);
2857    }
2858
2859    public void joinMuc(Conversation conversation, boolean followedInvite) {
2860        joinMuc(conversation, null, followedInvite);
2861    }
2862
2863    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
2864        joinMuc(conversation, onConferenceJoined, false);
2865    }
2866
2867    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
2868        final Account account = conversation.getAccount();
2869        synchronized (account.pendingConferenceJoins) {
2870            account.pendingConferenceJoins.remove(conversation);
2871        }
2872        synchronized (account.pendingConferenceLeaves) {
2873            account.pendingConferenceLeaves.remove(conversation);
2874        }
2875        if (account.getStatus() == Account.State.ONLINE) {
2876            synchronized (account.inProgressConferenceJoins) {
2877                account.inProgressConferenceJoins.add(conversation);
2878            }
2879            if (Config.MUC_LEAVE_BEFORE_JOIN) {
2880                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
2881            }
2882            conversation.resetMucOptions();
2883            if (onConferenceJoined != null) {
2884                conversation.getMucOptions().flagNoAutoPushConfiguration();
2885            }
2886            conversation.setHasMessagesLeftOnServer(false);
2887            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
2888
2889                private void join(Conversation conversation) {
2890                    Account account = conversation.getAccount();
2891                    final MucOptions mucOptions = conversation.getMucOptions();
2892
2893                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
2894                        synchronized (account.inProgressConferenceJoins) {
2895                            account.inProgressConferenceJoins.remove(conversation);
2896                        }
2897                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
2898                        updateConversationUi();
2899                        if (onConferenceJoined != null) {
2900                            onConferenceJoined.onConferenceJoined(conversation);
2901                        }
2902                        return;
2903                    }
2904
2905                    final Jid joinJid = mucOptions.getSelf().getFullJid();
2906                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
2907                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
2908                    packet.setTo(joinJid);
2909                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
2910                    if (conversation.getMucOptions().getPassword() != null) {
2911                        x.addChild("password").setContent(mucOptions.getPassword());
2912                    }
2913
2914                    if (mucOptions.mamSupport()) {
2915                        // Use MAM instead of the limited muc history to get history
2916                        x.addChild("history").setAttribute("maxchars", "0");
2917                    } else {
2918                        // Fallback to muc history
2919                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
2920                    }
2921                    sendPresencePacket(account, packet);
2922                    if (onConferenceJoined != null) {
2923                        onConferenceJoined.onConferenceJoined(conversation);
2924                    }
2925                    if (!joinJid.equals(conversation.getJid())) {
2926                        conversation.setContactJid(joinJid);
2927                        databaseBackend.updateConversation(conversation);
2928                    }
2929
2930                    if (mucOptions.mamSupport()) {
2931                        getMessageArchiveService().catchupMUC(conversation);
2932                    }
2933                    if (mucOptions.isPrivateAndNonAnonymous()) {
2934                        fetchConferenceMembers(conversation);
2935
2936                        if (followedInvite) {
2937                            final Bookmark bookmark = conversation.getBookmark();
2938                            if (bookmark != null) {
2939                                if (!bookmark.autojoin()) {
2940                                    bookmark.setAutojoin(true);
2941                                    createBookmark(account, bookmark);
2942                                }
2943                            } else {
2944                                saveConversationAsBookmark(conversation, null);
2945                            }
2946                        }
2947                    }
2948                    synchronized (account.inProgressConferenceJoins) {
2949                        account.inProgressConferenceJoins.remove(conversation);
2950                        sendUnsentMessages(conversation);
2951                    }
2952                }
2953
2954                @Override
2955                public void onConferenceConfigurationFetched(Conversation conversation) {
2956                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2957                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2958                        return;
2959                    }
2960                    join(conversation);
2961                }
2962
2963                @Override
2964                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
2965                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2966                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2967                        return;
2968                    }
2969                    if ("remote-server-not-found".equals(errorCondition)) {
2970                        synchronized (account.inProgressConferenceJoins) {
2971                            account.inProgressConferenceJoins.remove(conversation);
2972                        }
2973                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
2974                        updateConversationUi();
2975                    } else {
2976                        join(conversation);
2977                        fetchConferenceConfiguration(conversation);
2978                    }
2979                }
2980            });
2981            updateConversationUi();
2982        } else {
2983            synchronized (account.pendingConferenceJoins) {
2984                account.pendingConferenceJoins.add(conversation);
2985            }
2986            conversation.resetMucOptions();
2987            conversation.setHasMessagesLeftOnServer(false);
2988            updateConversationUi();
2989        }
2990    }
2991
2992    private void fetchConferenceMembers(final Conversation conversation) {
2993        final Account account = conversation.getAccount();
2994        final AxolotlService axolotlService = account.getAxolotlService();
2995        final String[] affiliations = {"member", "admin", "owner"};
2996        OnIqPacketReceived callback = new OnIqPacketReceived() {
2997
2998            private int i = 0;
2999            private boolean success = true;
3000
3001            @Override
3002            public void onIqPacketReceived(Account account, IqPacket packet) {
3003                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3004                Element query = packet.query("http://jabber.org/protocol/muc#admin");
3005                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
3006                    for (Element child : query.getChildren()) {
3007                        if ("item".equals(child.getName())) {
3008                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
3009                            if (!user.realJidMatchesAccount()) {
3010                                boolean isNew = conversation.getMucOptions().updateUser(user);
3011                                Contact contact = user.getContact();
3012                                if (omemoEnabled
3013                                        && isNew
3014                                        && user.getRealJid() != null
3015                                        && (contact == null || !contact.mutualPresenceSubscription())
3016                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
3017                                    axolotlService.fetchDeviceIds(user.getRealJid());
3018                                }
3019                            }
3020                        }
3021                    }
3022                } else {
3023                    success = false;
3024                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
3025                }
3026                ++i;
3027                if (i >= affiliations.length) {
3028                    List<Jid> members = conversation.getMucOptions().getMembers(true);
3029                    if (success) {
3030                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3031                        boolean changed = false;
3032                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3033                            Jid jid = iterator.next();
3034                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3035                                iterator.remove();
3036                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3037                                changed = true;
3038                            }
3039                        }
3040                        if (changed) {
3041                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3042                            updateConversation(conversation);
3043                        }
3044                    }
3045                    getAvatarService().clear(conversation);
3046                    updateMucRosterUi();
3047                    updateConversationUi();
3048                }
3049            }
3050        };
3051        for (String affiliation : affiliations) {
3052            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3053        }
3054        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3055    }
3056
3057    public void providePasswordForMuc(Conversation conversation, String password) {
3058        if (conversation.getMode() == Conversation.MODE_MULTI) {
3059            conversation.getMucOptions().setPassword(password);
3060            if (conversation.getBookmark() != null) {
3061                final Bookmark bookmark = conversation.getBookmark();
3062                if (synchronizeWithBookmarks()) {
3063                    bookmark.setAutojoin(true);
3064                }
3065                createBookmark(conversation.getAccount(), bookmark);
3066            }
3067            updateConversation(conversation);
3068            joinMuc(conversation);
3069        }
3070    }
3071
3072    private boolean hasEnabledAccounts() {
3073        if (this.accounts == null) {
3074            return false;
3075        }
3076        for (Account account : this.accounts) {
3077            if (account.isEnabled()) {
3078                return true;
3079            }
3080        }
3081        return false;
3082    }
3083
3084
3085    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3086        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3087    }
3088
3089    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3090        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3091    }
3092
3093
3094    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3095        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3096    }
3097
3098    public void persistSelfNick(MucOptions.User self) {
3099        final Conversation conversation = self.getConversation();
3100        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3101        Jid full = self.getFullJid();
3102        if (!full.equals(conversation.getJid())) {
3103            Log.d(Config.LOGTAG, "nick changed. updating");
3104            conversation.setContactJid(full);
3105            databaseBackend.updateConversation(conversation);
3106        }
3107
3108        final Bookmark bookmark = conversation.getBookmark();
3109        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3110        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
3111            final Account account = conversation.getAccount();
3112            final String defaultNick = MucOptions.defaultNick(account);
3113            if (TextUtils.isEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3114                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
3115                return;
3116            }
3117            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
3118            bookmark.setNick(full.getResource());
3119            createBookmark(bookmark.getAccount(), bookmark);
3120        }
3121    }
3122
3123    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3124        final MucOptions options = conversation.getMucOptions();
3125        final Jid joinJid = options.createJoinJid(nick);
3126        if (joinJid == null) {
3127            return false;
3128        }
3129        if (options.online()) {
3130            Account account = conversation.getAccount();
3131            options.setOnRenameListener(new OnRenameListener() {
3132
3133                @Override
3134                public void onSuccess() {
3135                    callback.success(conversation);
3136                }
3137
3138                @Override
3139                public void onFailure() {
3140                    callback.error(R.string.nick_in_use, conversation);
3141                }
3142            });
3143
3144            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
3145            packet.setTo(joinJid);
3146            sendPresencePacket(account, packet);
3147        } else {
3148            conversation.setContactJid(joinJid);
3149            databaseBackend.updateConversation(conversation);
3150            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3151                Bookmark bookmark = conversation.getBookmark();
3152                if (bookmark != null) {
3153                    bookmark.setNick(nick);
3154                    createBookmark(bookmark.getAccount(), bookmark);
3155                }
3156                joinMuc(conversation);
3157            }
3158        }
3159        return true;
3160    }
3161
3162    public void leaveMuc(Conversation conversation) {
3163        leaveMuc(conversation, false);
3164    }
3165
3166    private void leaveMuc(Conversation conversation, boolean now) {
3167        final Account account = conversation.getAccount();
3168        synchronized (account.pendingConferenceJoins) {
3169            account.pendingConferenceJoins.remove(conversation);
3170        }
3171        synchronized (account.pendingConferenceLeaves) {
3172            account.pendingConferenceLeaves.remove(conversation);
3173        }
3174        if (account.getStatus() == Account.State.ONLINE || now) {
3175            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3176            conversation.getMucOptions().setOffline();
3177            Bookmark bookmark = conversation.getBookmark();
3178            if (bookmark != null) {
3179                bookmark.setConversation(null);
3180            }
3181            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3182        } else {
3183            synchronized (account.pendingConferenceLeaves) {
3184                account.pendingConferenceLeaves.add(conversation);
3185            }
3186        }
3187    }
3188
3189    public String findConferenceServer(final Account account) {
3190        String server;
3191        if (account.getXmppConnection() != null) {
3192            server = account.getXmppConnection().getMucServer();
3193            if (server != null) {
3194                return server;
3195            }
3196        }
3197        for (Account other : getAccounts()) {
3198            if (other != account && other.getXmppConnection() != null) {
3199                server = other.getXmppConnection().getMucServer();
3200                if (server != null) {
3201                    return server;
3202                }
3203            }
3204        }
3205        return null;
3206    }
3207
3208
3209    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3210        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3211            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3212            if (!TextUtils.isEmpty(name)) {
3213                configuration.putString("muc#roomconfig_roomname", name);
3214            }
3215            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3216                @Override
3217                public void onPushSucceeded() {
3218                    saveConversationAsBookmark(conversation, name);
3219                    callback.success(conversation);
3220                }
3221
3222                @Override
3223                public void onPushFailed() {
3224                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3225                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3226                    } else {
3227                        callback.error(R.string.joined_an_existing_channel, conversation);
3228                    }
3229                }
3230            });
3231        });
3232    }
3233
3234    public boolean createAdhocConference(final Account account,
3235                                         final String name,
3236                                         final Iterable<Jid> jids,
3237                                         final UiCallback<Conversation> callback) {
3238        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3239        if (account.getStatus() == Account.State.ONLINE) {
3240            try {
3241                String server = findConferenceServer(account);
3242                if (server == null) {
3243                    if (callback != null) {
3244                        callback.error(R.string.no_conference_server_found, null);
3245                    }
3246                    return false;
3247                }
3248                final Jid jid = Jid.of(CryptoHelper.pronounceable(getRNG()), server, null);
3249                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3250                joinMuc(conversation, new OnConferenceJoined() {
3251                    @Override
3252                    public void onConferenceJoined(final Conversation conversation) {
3253                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3254                        if (!TextUtils.isEmpty(name)) {
3255                            configuration.putString("muc#roomconfig_roomname", name);
3256                        }
3257                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3258                            @Override
3259                            public void onPushSucceeded() {
3260                                for (Jid invite : jids) {
3261                                    invite(conversation, invite);
3262                                }
3263                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3264                                    Jid other = account.getJid().withResource(resource);
3265                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3266                                    directInvite(conversation, other);
3267                                }
3268                                saveConversationAsBookmark(conversation, name);
3269                                if (callback != null) {
3270                                    callback.success(conversation);
3271                                }
3272                            }
3273
3274                            @Override
3275                            public void onPushFailed() {
3276                                archiveConversation(conversation);
3277                                if (callback != null) {
3278                                    callback.error(R.string.conference_creation_failed, conversation);
3279                                }
3280                            }
3281                        });
3282                    }
3283                });
3284                return true;
3285            } catch (IllegalArgumentException e) {
3286                if (callback != null) {
3287                    callback.error(R.string.conference_creation_failed, null);
3288                }
3289                return false;
3290            }
3291        } else {
3292            if (callback != null) {
3293                callback.error(R.string.not_connected_try_again, null);
3294            }
3295            return false;
3296        }
3297    }
3298
3299    public void fetchConferenceConfiguration(final Conversation conversation) {
3300        fetchConferenceConfiguration(conversation, null);
3301    }
3302
3303    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3304        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3305        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3306            @Override
3307            public void onIqPacketReceived(Account account, IqPacket packet) {
3308                if (packet.getType() == IqPacket.TYPE.RESULT) {
3309                    final MucOptions mucOptions = conversation.getMucOptions();
3310                    final Bookmark bookmark = conversation.getBookmark();
3311                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3312
3313                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3314                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3315                        updateConversation(conversation);
3316                    }
3317
3318                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3319                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3320                            createBookmark(account, bookmark);
3321                        }
3322                    }
3323
3324
3325                    if (callback != null) {
3326                        callback.onConferenceConfigurationFetched(conversation);
3327                    }
3328
3329
3330                    updateConversationUi();
3331                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3332                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3333                } else {
3334                    if (callback != null) {
3335                        callback.onFetchFailed(conversation, packet.getErrorCondition());
3336                    }
3337                }
3338            }
3339        });
3340    }
3341
3342    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3343        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3344    }
3345
3346    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3347        Log.d(Config.LOGTAG, "pushing node configuration");
3348        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3349            @Override
3350            public void onIqPacketReceived(Account account, IqPacket packet) {
3351                if (packet.getType() == IqPacket.TYPE.RESULT) {
3352                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3353                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3354                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3355                    if (x != null) {
3356                        Data data = Data.parse(x);
3357                        data.submit(options);
3358                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3359                            @Override
3360                            public void onIqPacketReceived(Account account, IqPacket packet) {
3361                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3362                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3363                                    callback.onPushSucceeded();
3364                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3365                                    callback.onPushFailed();
3366                                }
3367                            }
3368                        });
3369                    } else if (callback != null) {
3370                        callback.onPushFailed();
3371                    }
3372                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3373                    callback.onPushFailed();
3374                }
3375            }
3376        });
3377    }
3378
3379    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3380        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3381            conversation.setAttribute("accept_non_anonymous", true);
3382            updateConversation(conversation);
3383        }
3384        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3385            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3386            options.putString("members_by_default", moderated ? "0" : "1");
3387        }
3388        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3389        request.setTo(conversation.getJid().asBareJid());
3390        request.query("http://jabber.org/protocol/muc#owner");
3391        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3392            @Override
3393            public void onIqPacketReceived(Account account, IqPacket packet) {
3394                if (packet.getType() == IqPacket.TYPE.RESULT) {
3395                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3396                    data.submit(options);
3397                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3398                    set.setTo(conversation.getJid().asBareJid());
3399                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3400                    sendIqPacket(account, set, new OnIqPacketReceived() {
3401                        @Override
3402                        public void onIqPacketReceived(Account account, IqPacket packet) {
3403                            if (callback != null) {
3404                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3405                                    callback.onPushSucceeded();
3406                                } else {
3407                                    callback.onPushFailed();
3408                                }
3409                            }
3410                        }
3411                    });
3412                } else {
3413                    if (callback != null) {
3414                        callback.onPushFailed();
3415                    }
3416                }
3417            }
3418        });
3419    }
3420
3421    public void pushSubjectToConference(final Conversation conference, final String subject) {
3422        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3423        this.sendMessagePacket(conference.getAccount(), packet);
3424    }
3425
3426    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3427        final Jid jid = user.asBareJid();
3428        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3429        sendIqPacket(conference.getAccount(), request, (account, response) -> {
3430            if (response.getType() == IqPacket.TYPE.RESULT) {
3431                conference.getMucOptions().changeAffiliation(jid, affiliation);
3432                getAvatarService().clear(conference);
3433                if (callback != null) {
3434                    callback.onAffiliationChangedSuccessful(jid);
3435                } else {
3436                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3437                }
3438            } else if (callback != null) {
3439                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3440            } else {
3441                Log.d(Config.LOGTAG, "unable to change affiliation");
3442            }
3443        });
3444    }
3445
3446    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3447        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3448        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3449            if (packet.getType() != IqPacket.TYPE.RESULT) {
3450                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3451            }
3452        });
3453    }
3454
3455    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3456        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3457        request.setTo(conversation.getJid().asBareJid());
3458        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3459        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3460            @Override
3461            public void onIqPacketReceived(Account account, IqPacket packet) {
3462                if (packet.getType() == IqPacket.TYPE.RESULT) {
3463                    if (callback != null) {
3464                        callback.onRoomDestroySucceeded();
3465                    }
3466                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3467                    if (callback != null) {
3468                        callback.onRoomDestroyFailed();
3469                    }
3470                }
3471            }
3472        });
3473    }
3474
3475    private void disconnect(Account account, boolean force) {
3476        if ((account.getStatus() == Account.State.ONLINE)
3477                || (account.getStatus() == Account.State.DISABLED)) {
3478            final XmppConnection connection = account.getXmppConnection();
3479            if (!force) {
3480                List<Conversation> conversations = getConversations();
3481                for (Conversation conversation : conversations) {
3482                    if (conversation.getAccount() == account) {
3483                        if (conversation.getMode() == Conversation.MODE_MULTI) {
3484                            leaveMuc(conversation, true);
3485                        }
3486                    }
3487                }
3488                sendOfflinePresence(account);
3489            }
3490            connection.disconnect(force);
3491        }
3492    }
3493
3494    @Override
3495    public IBinder onBind(Intent intent) {
3496        return mBinder;
3497    }
3498
3499    public void updateMessage(Message message) {
3500        updateMessage(message, true);
3501    }
3502
3503    public void updateMessage(Message message, boolean includeBody) {
3504        databaseBackend.updateMessage(message, includeBody);
3505        updateConversationUi();
3506    }
3507
3508    public void createMessageAsync(final Message message) {
3509        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
3510    }
3511
3512    public void updateMessage(Message message, String uuid) {
3513        if (!databaseBackend.updateMessage(message, uuid)) {
3514            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3515        }
3516        updateConversationUi();
3517    }
3518
3519    protected void syncDirtyContacts(Account account) {
3520        for (Contact contact : account.getRoster().getContacts()) {
3521            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3522                pushContactToServer(contact);
3523            }
3524            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3525                deleteContactOnServer(contact);
3526            }
3527        }
3528    }
3529
3530    protected void unregisterPhoneAccounts(final Account account) {
3531        for (final Contact contact : account.getRoster().getContacts()) {
3532            if (!contact.showInRoster()) {
3533                contact.unregisterAsPhoneAccount(this);
3534            }
3535        }
3536    }
3537
3538    public void createContact(final Contact contact, final boolean autoGrant) {
3539        createContact(contact, autoGrant, null);
3540    }
3541
3542    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
3543        if (autoGrant) {
3544            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3545            contact.setOption(Contact.Options.ASKING);
3546        }
3547        pushContactToServer(contact, preAuth);
3548    }
3549
3550    public void pushContactToServer(final Contact contact) {
3551        pushContactToServer(contact, null);
3552    }
3553
3554    private void pushContactToServer(final Contact contact, final String preAuth) {
3555        contact.resetOption(Contact.Options.DIRTY_DELETE);
3556        contact.setOption(Contact.Options.DIRTY_PUSH);
3557        final Account account = contact.getAccount();
3558        if (account.getStatus() == Account.State.ONLINE) {
3559            final boolean ask = contact.getOption(Contact.Options.ASKING);
3560            final boolean sendUpdates = contact
3561                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3562                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3563            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3564            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3565            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3566            if (sendUpdates) {
3567                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3568            }
3569            if (ask) {
3570                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
3571            }
3572        } else {
3573            syncRoster(contact.getAccount());
3574        }
3575    }
3576
3577    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3578        new Thread(() -> {
3579            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3580            final int size = Config.AVATAR_SIZE;
3581            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3582            if (avatar != null) {
3583                if (!getFileBackend().save(avatar)) {
3584                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3585                    return;
3586                }
3587                avatar.owner = conversation.getJid().asBareJid();
3588                publishMucAvatar(conversation, avatar, callback);
3589            } else {
3590                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3591            }
3592        }).start();
3593    }
3594
3595    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3596        new Thread(() -> {
3597            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3598            final int size = Config.AVATAR_SIZE;
3599            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3600            if (avatar != null) {
3601                if (!getFileBackend().save(avatar)) {
3602                    Log.d(Config.LOGTAG, "unable to save vcard");
3603                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3604                    return;
3605                }
3606                publishAvatar(account, avatar, callback);
3607            } else {
3608                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3609            }
3610        }).start();
3611
3612    }
3613
3614    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3615        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3616        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3617            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3618            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3619                Element vcard = response.findChild("vCard", "vcard-temp");
3620                if (vcard == null) {
3621                    vcard = new Element("vCard", "vcard-temp");
3622                }
3623                Element photo = vcard.findChild("PHOTO");
3624                if (photo == null) {
3625                    photo = vcard.addChild("PHOTO");
3626                }
3627                photo.clearChildren();
3628                photo.addChild("TYPE").setContent(avatar.type);
3629                photo.addChild("BINVAL").setContent(avatar.image);
3630                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3631                publication.setTo(conversation.getJid().asBareJid());
3632                publication.addChild(vcard);
3633                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3634                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3635                        callback.onAvatarPublicationSucceeded();
3636                    } else {
3637                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3638                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3639                    }
3640                });
3641            } else {
3642                Log.d(Config.LOGTAG, "failed to request vcard " + response.toString());
3643                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3644            }
3645        });
3646    }
3647
3648    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3649        final Bundle options;
3650        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3651            options = PublishOptions.openAccess();
3652        } else {
3653            options = null;
3654        }
3655        publishAvatar(account, avatar, options, true, callback);
3656    }
3657
3658    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3659        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3660        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3661        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3662
3663            @Override
3664            public void onIqPacketReceived(Account account, IqPacket result) {
3665                if (result.getType() == IqPacket.TYPE.RESULT) {
3666                    publishAvatarMetadata(account, avatar, options, true, callback);
3667                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3668                    pushNodeConfiguration(account, "urn:xmpp:avatar:data", options, new OnConfigurationPushed() {
3669                        @Override
3670                        public void onPushSucceeded() {
3671                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3672                            publishAvatar(account, avatar, options, false, callback);
3673                        }
3674
3675                        @Override
3676                        public void onPushFailed() {
3677                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3678                            publishAvatar(account, avatar, null, false, callback);
3679                        }
3680                    });
3681                } else {
3682                    Element error = result.findChild("error");
3683                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3684                    if (callback != null) {
3685                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3686                    }
3687                }
3688            }
3689        });
3690    }
3691
3692    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3693        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3694        sendIqPacket(account, packet, new OnIqPacketReceived() {
3695            @Override
3696            public void onIqPacketReceived(Account account, IqPacket result) {
3697                if (result.getType() == IqPacket.TYPE.RESULT) {
3698                    if (account.setAvatar(avatar.getFilename())) {
3699                        getAvatarService().clear(account);
3700                        databaseBackend.updateAccount(account);
3701                        notifyAccountAvatarHasChanged(account);
3702                    }
3703                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3704                    if (callback != null) {
3705                        callback.onAvatarPublicationSucceeded();
3706                    }
3707                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3708                    pushNodeConfiguration(account, "urn:xmpp:avatar:metadata", options, new OnConfigurationPushed() {
3709                        @Override
3710                        public void onPushSucceeded() {
3711                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3712                            publishAvatarMetadata(account, avatar, options, false, callback);
3713                        }
3714
3715                        @Override
3716                        public void onPushFailed() {
3717                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3718                            publishAvatarMetadata(account, avatar, null, false, callback);
3719                        }
3720                    });
3721                } else {
3722                    if (callback != null) {
3723                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3724                    }
3725                }
3726            }
3727        });
3728    }
3729
3730    public void republishAvatarIfNeeded(Account account) {
3731        if (account.getAxolotlService().isPepBroken()) {
3732            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3733            return;
3734        }
3735        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3736        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3737
3738            private Avatar parseAvatar(IqPacket packet) {
3739                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3740                if (pubsub != null) {
3741                    Element items = pubsub.findChild("items");
3742                    if (items != null) {
3743                        return Avatar.parseMetadata(items);
3744                    }
3745                }
3746                return null;
3747            }
3748
3749            private boolean errorIsItemNotFound(IqPacket packet) {
3750                Element error = packet.findChild("error");
3751                return packet.getType() == IqPacket.TYPE.ERROR
3752                        && error != null
3753                        && error.hasChild("item-not-found");
3754            }
3755
3756            @Override
3757            public void onIqPacketReceived(Account account, IqPacket packet) {
3758                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
3759                    Avatar serverAvatar = parseAvatar(packet);
3760                    if (serverAvatar == null && account.getAvatar() != null) {
3761                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
3762                        if (avatar != null) {
3763                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
3764                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
3765                        } else {
3766                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
3767                        }
3768                    }
3769                }
3770            }
3771        });
3772    }
3773
3774    public void fetchAvatar(Account account, Avatar avatar) {
3775        fetchAvatar(account, avatar, null);
3776    }
3777
3778    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3779        final String KEY = generateFetchKey(account, avatar);
3780        synchronized (this.mInProgressAvatarFetches) {
3781            if (mInProgressAvatarFetches.add(KEY)) {
3782                switch (avatar.origin) {
3783                    case PEP:
3784                        this.mInProgressAvatarFetches.add(KEY);
3785                        fetchAvatarPep(account, avatar, callback);
3786                        break;
3787                    case VCARD:
3788                        this.mInProgressAvatarFetches.add(KEY);
3789                        fetchAvatarVcard(account, avatar, callback);
3790                        break;
3791                }
3792            } else if (avatar.origin == Avatar.Origin.PEP) {
3793                mOmittedPepAvatarFetches.add(KEY);
3794            } else {
3795                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
3796            }
3797        }
3798    }
3799
3800    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3801        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
3802        sendIqPacket(account, packet, (a, result) -> {
3803            synchronized (mInProgressAvatarFetches) {
3804                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
3805            }
3806            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
3807            if (result.getType() == IqPacket.TYPE.RESULT) {
3808                avatar.image = mIqParser.avatarData(result);
3809                if (avatar.image != null) {
3810                    if (getFileBackend().save(avatar)) {
3811                        if (a.getJid().asBareJid().equals(avatar.owner)) {
3812                            if (a.setAvatar(avatar.getFilename())) {
3813                                databaseBackend.updateAccount(a);
3814                            }
3815                            getAvatarService().clear(a);
3816                            updateConversationUi();
3817                            updateAccountUi();
3818                        } else {
3819                            final Contact contact = a.getRoster().getContact(avatar.owner);
3820                            contact.setAvatar(avatar);
3821                            syncRoster(account);
3822                            getAvatarService().clear(contact);
3823                            updateConversationUi();
3824                            updateRosterUi();
3825                        }
3826                        if (callback != null) {
3827                            callback.success(avatar);
3828                        }
3829                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
3830                        return;
3831                    }
3832                } else {
3833
3834                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
3835                }
3836            } else {
3837                Element error = result.findChild("error");
3838                if (error == null) {
3839                    Log.d(Config.LOGTAG, ERROR + "(server error)");
3840                } else {
3841                    Log.d(Config.LOGTAG, ERROR + error.toString());
3842                }
3843            }
3844            if (callback != null) {
3845                callback.error(0, null);
3846            }
3847
3848        });
3849    }
3850
3851    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3852        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
3853        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3854            @Override
3855            public void onIqPacketReceived(Account account, IqPacket packet) {
3856                final boolean previouslyOmittedPepFetch;
3857                synchronized (mInProgressAvatarFetches) {
3858                    final String KEY = generateFetchKey(account, avatar);
3859                    mInProgressAvatarFetches.remove(KEY);
3860                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
3861                }
3862                if (packet.getType() == IqPacket.TYPE.RESULT) {
3863                    Element vCard = packet.findChild("vCard", "vcard-temp");
3864                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
3865                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
3866                    if (image != null) {
3867                        avatar.image = image;
3868                        if (getFileBackend().save(avatar)) {
3869                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
3870                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
3871                            if (avatar.owner.isBareJid()) {
3872                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
3873                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
3874                                    account.setAvatar(avatar.getFilename());
3875                                    databaseBackend.updateAccount(account);
3876                                    getAvatarService().clear(account);
3877                                    updateAccountUi();
3878                                } else {
3879                                    final Contact contact = account.getRoster().getContact(avatar.owner);
3880                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
3881                                    syncRoster(account);
3882                                    getAvatarService().clear(contact);
3883                                    updateRosterUi();
3884                                }
3885                                updateConversationUi();
3886                            } else {
3887                                Conversation conversation = find(account, avatar.owner.asBareJid());
3888                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
3889                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
3890                                    if (user != null) {
3891                                        if (user.setAvatar(avatar)) {
3892                                            getAvatarService().clear(user);
3893                                            updateConversationUi();
3894                                            updateMucRosterUi();
3895                                        }
3896                                        if (user.getRealJid() != null) {
3897                                            Contact contact = account.getRoster().getContact(user.getRealJid());
3898                                            contact.setAvatar(avatar);
3899                                            syncRoster(account);
3900                                            getAvatarService().clear(contact);
3901                                            updateRosterUi();
3902                                        }
3903                                    }
3904                                }
3905                            }
3906                        }
3907                    }
3908                }
3909            }
3910        });
3911    }
3912
3913    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
3914        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3915        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3916
3917            @Override
3918            public void onIqPacketReceived(Account account, IqPacket packet) {
3919                if (packet.getType() == IqPacket.TYPE.RESULT) {
3920                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3921                    if (pubsub != null) {
3922                        Element items = pubsub.findChild("items");
3923                        if (items != null) {
3924                            Avatar avatar = Avatar.parseMetadata(items);
3925                            if (avatar != null) {
3926                                avatar.owner = account.getJid().asBareJid();
3927                                if (fileBackend.isAvatarCached(avatar)) {
3928                                    if (account.setAvatar(avatar.getFilename())) {
3929                                        databaseBackend.updateAccount(account);
3930                                    }
3931                                    getAvatarService().clear(account);
3932                                    callback.success(avatar);
3933                                } else {
3934                                    fetchAvatarPep(account, avatar, callback);
3935                                }
3936                                return;
3937                            }
3938                        }
3939                    }
3940                }
3941                callback.error(0, null);
3942            }
3943        });
3944    }
3945
3946    public void notifyAccountAvatarHasChanged(final Account account) {
3947        final XmppConnection connection = account.getXmppConnection();
3948        if (connection != null && connection.getFeatures().bookmarksConversion()) {
3949            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
3950            for (Conversation conversation : conversations) {
3951                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
3952                    final MucOptions mucOptions = conversation.getMucOptions();
3953                    if (mucOptions.online()) {
3954                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
3955                        packet.setTo(mucOptions.getSelf().getFullJid());
3956                        connection.sendPresencePacket(packet);
3957                    }
3958                }
3959            }
3960        }
3961    }
3962
3963    public void deleteContactOnServer(Contact contact) {
3964        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
3965        contact.resetOption(Contact.Options.DIRTY_PUSH);
3966        contact.setOption(Contact.Options.DIRTY_DELETE);
3967        Account account = contact.getAccount();
3968        if (account.getStatus() == Account.State.ONLINE) {
3969            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3970            Element item = iq.query(Namespace.ROSTER).addChild("item");
3971            item.setAttribute("jid", contact.getJid());
3972            item.setAttribute("subscription", "remove");
3973            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3974        }
3975    }
3976
3977    public void updateConversation(final Conversation conversation) {
3978        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
3979    }
3980
3981    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
3982        synchronized (account) {
3983            XmppConnection connection = account.getXmppConnection();
3984            if (connection == null) {
3985                connection = createConnection(account);
3986                account.setXmppConnection(connection);
3987            }
3988            boolean hasInternet = hasInternetConnection();
3989            if (account.isEnabled() && hasInternet) {
3990                if (!force) {
3991                    disconnect(account, false);
3992                }
3993                Thread thread = new Thread(connection);
3994                connection.setInteractive(interactive);
3995                connection.prepareNewConnection();
3996                connection.interrupt();
3997                thread.start();
3998                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
3999            } else {
4000                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4001                account.getRoster().clearPresences();
4002                connection.resetEverything();
4003                final AxolotlService axolotlService = account.getAxolotlService();
4004                if (axolotlService != null) {
4005                    axolotlService.resetBrokenness();
4006                }
4007                if (!hasInternet) {
4008                    account.setStatus(Account.State.NO_INTERNET);
4009                }
4010            }
4011        }
4012    }
4013
4014    public void reconnectAccountInBackground(final Account account) {
4015        new Thread(() -> reconnectAccount(account, false, true)).start();
4016    }
4017
4018    public void invite(final Conversation conversation, final Jid contact) {
4019        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
4020        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
4021        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
4022            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
4023        }
4024        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
4025        sendMessagePacket(conversation.getAccount(), packet);
4026    }
4027
4028    public void directInvite(Conversation conversation, Jid jid) {
4029        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
4030        sendMessagePacket(conversation.getAccount(), packet);
4031    }
4032
4033    public void resetSendingToWaiting(Account account) {
4034        for (Conversation conversation : getConversations()) {
4035            if (conversation.getAccount() == account) {
4036                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4037            }
4038        }
4039    }
4040
4041    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4042        return markMessage(account, recipient, uuid, status, null);
4043    }
4044
4045    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4046        if (uuid == null) {
4047            return null;
4048        }
4049        for (Conversation conversation : getConversations()) {
4050            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4051                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4052                if (message != null) {
4053                    markMessage(message, status, errorMessage);
4054                }
4055                return message;
4056            }
4057        }
4058        return null;
4059    }
4060
4061    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4062        return markMessage(conversation, uuid, status, serverMessageId, null);
4063    }
4064
4065    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body) {
4066        if (uuid == null) {
4067            return false;
4068        } else {
4069            final Message message = conversation.findSentMessageWithUuid(uuid);
4070            if (message != null) {
4071                if (message.getServerMsgId() == null) {
4072                    message.setServerMsgId(serverMessageId);
4073                }
4074                if (message.getEncryption() == Message.ENCRYPTION_NONE
4075                        && message.isTypeText()
4076                        && isBodyModified(message, body)) {
4077                    message.setBody(body.content);
4078                    if (body.count > 1) {
4079                        message.setBodyLanguage(body.language);
4080                    }
4081                    markMessage(message, status, null, true);
4082                } else {
4083                    markMessage(message, status);
4084                }
4085                return true;
4086            } else {
4087                return false;
4088            }
4089        }
4090    }
4091
4092    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4093        if (body == null || body.content == null) {
4094            return false;
4095        }
4096        return !body.content.equals(message.getBody());
4097    }
4098
4099    public void markMessage(Message message, int status) {
4100        markMessage(message, status, null);
4101    }
4102
4103
4104    public void markMessage(final Message message, final int status, final String errorMessage) {
4105        markMessage(message, status, errorMessage, false);
4106    }
4107
4108    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4109        final int oldStatus = message.getStatus();
4110        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4111            return;
4112        }
4113        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4114            return;
4115        }
4116        message.setErrorMessage(errorMessage);
4117        message.setStatus(status);
4118        databaseBackend.updateMessage(message, includeBody);
4119        updateConversationUi();
4120        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4121            mNotificationService.pushFailedDelivery(message);
4122        }
4123    }
4124
4125    private SharedPreferences getPreferences() {
4126        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4127    }
4128
4129    public long getAutomaticMessageDeletionDate() {
4130        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4131        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4132    }
4133
4134    public long getLongPreference(String name, @IntegerRes int res) {
4135        long defaultValue = getResources().getInteger(res);
4136        try {
4137            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4138        } catch (NumberFormatException e) {
4139            return defaultValue;
4140        }
4141    }
4142
4143    public boolean getBooleanPreference(String name, @BoolRes int res) {
4144        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4145    }
4146
4147    public boolean confirmMessages() {
4148        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4149    }
4150
4151    public boolean allowMessageCorrection() {
4152        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4153    }
4154
4155    public boolean sendChatStates() {
4156        return getBooleanPreference("chat_states", R.bool.chat_states);
4157    }
4158
4159    private boolean synchronizeWithBookmarks() {
4160        return getBooleanPreference("autojoin", R.bool.autojoin);
4161    }
4162
4163    public boolean useTorToConnect() {
4164        return getBooleanPreference("use_tor", R.bool.use_tor);
4165    }
4166
4167    public boolean showExtendedConnectionOptions() {
4168        return getBooleanPreference("show_connection_options", R.bool.show_connection_options);
4169    }
4170
4171    public boolean broadcastLastActivity() {
4172        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4173    }
4174
4175    public int unreadCount() {
4176        int count = 0;
4177        for (Conversation conversation : getConversations()) {
4178            count += conversation.unreadCount();
4179        }
4180        return count;
4181    }
4182
4183
4184    private <T> List<T> threadSafeList(Set<T> set) {
4185        synchronized (LISTENER_LOCK) {
4186            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
4187        }
4188    }
4189
4190    public void showErrorToastInUi(int resId) {
4191        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4192            listener.onShowErrorToast(resId);
4193        }
4194    }
4195
4196    public void updateConversationUi() {
4197        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4198            listener.onConversationUpdate();
4199        }
4200    }
4201
4202    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4203        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4204            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4205        }
4206    }
4207
4208    public void notifyJingleRtpConnectionUpdate(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
4209        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4210            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4211        }
4212    }
4213
4214    public void updateAccountUi() {
4215        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4216            listener.onAccountUpdate();
4217        }
4218    }
4219
4220    public void updateRosterUi() {
4221        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4222            listener.onRosterUpdate();
4223        }
4224    }
4225
4226    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4227        if (mOnCaptchaRequested.size() > 0) {
4228            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4229            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4230                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4231            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4232                listener.onCaptchaRequested(account, id, data, scaled);
4233            }
4234            return true;
4235        }
4236        return false;
4237    }
4238
4239    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4240        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4241            listener.OnUpdateBlocklist(status);
4242        }
4243    }
4244
4245    public void updateMucRosterUi() {
4246        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4247            listener.onMucRosterUpdate();
4248        }
4249    }
4250
4251    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4252        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4253            listener.onKeyStatusUpdated(report);
4254        }
4255    }
4256
4257    public Account findAccountByJid(final Jid jid) {
4258        for (final Account account : this.accounts) {
4259            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4260                return account;
4261            }
4262        }
4263        return null;
4264    }
4265
4266    public Account findAccountByUuid(final String uuid) {
4267        for (Account account : this.accounts) {
4268            if (account.getUuid().equals(uuid)) {
4269                return account;
4270            }
4271        }
4272        return null;
4273    }
4274
4275    public Conversation findConversationByUuid(String uuid) {
4276        for (Conversation conversation : getConversations()) {
4277            if (conversation.getUuid().equals(uuid)) {
4278                return conversation;
4279            }
4280        }
4281        return null;
4282    }
4283
4284    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4285        List<Conversation> findings = new ArrayList<>();
4286        for (Conversation c : getConversations()) {
4287            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4288                findings.add(c);
4289            }
4290        }
4291        return findings.size() == 1 ? findings.get(0) : null;
4292    }
4293
4294    public boolean markRead(final Conversation conversation, boolean dismiss) {
4295        return markRead(conversation, null, dismiss).size() > 0;
4296    }
4297
4298    public void markRead(final Conversation conversation) {
4299        markRead(conversation, null, true);
4300    }
4301
4302    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4303        if (dismiss) {
4304            mNotificationService.clear(conversation);
4305        }
4306        final List<Message> readMessages = conversation.markRead(upToUuid);
4307        if (readMessages.size() > 0) {
4308            Runnable runnable = () -> {
4309                for (Message message : readMessages) {
4310                    databaseBackend.updateMessage(message, false);
4311                }
4312            };
4313            mDatabaseWriterExecutor.execute(runnable);
4314            updateConversationUi();
4315            updateUnreadCountBadge();
4316            return readMessages;
4317        } else {
4318            return readMessages;
4319        }
4320    }
4321
4322    public synchronized void updateUnreadCountBadge() {
4323        int count = unreadCount();
4324        if (unreadCount != count) {
4325            Log.d(Config.LOGTAG, "update unread count to " + count);
4326            if (count > 0) {
4327                ShortcutBadger.applyCount(getApplicationContext(), count);
4328            } else {
4329                ShortcutBadger.removeCount(getApplicationContext());
4330            }
4331            unreadCount = count;
4332        }
4333    }
4334
4335    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4336        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4337        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4338        if (readMessages.size() > 0) {
4339            updateConversationUi();
4340        }
4341        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4342        if (confirmMessages()
4343                && markable != null
4344                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4345                && markable.getRemoteMsgId() != null) {
4346            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4347            final Account account = conversation.getAccount();
4348            final MessagePacket packet = mMessageGenerator.confirm(markable);
4349            this.sendMessagePacket(account, packet);
4350        }
4351    }
4352
4353    public SecureRandom getRNG() {
4354        return this.mRandom;
4355    }
4356
4357    public MemorizingTrustManager getMemorizingTrustManager() {
4358        return this.mMemorizingTrustManager;
4359    }
4360
4361    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4362        this.mMemorizingTrustManager = trustManager;
4363    }
4364
4365    public void updateMemorizingTrustmanager() {
4366        final MemorizingTrustManager tm;
4367        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4368        if (dontTrustSystemCAs) {
4369            tm = new MemorizingTrustManager(getApplicationContext(), null);
4370        } else {
4371            tm = new MemorizingTrustManager(getApplicationContext());
4372        }
4373        setMemorizingTrustManager(tm);
4374    }
4375
4376    public LruCache<String, Bitmap> getBitmapCache() {
4377        return this.mBitmapCache;
4378    }
4379
4380    public LruCache<String, Drawable> getDrawableCache() {
4381        return this.mDrawableCache;
4382    }
4383
4384    public Collection<String> getKnownHosts() {
4385        final Set<String> hosts = new HashSet<>();
4386        for (final Account account : getAccounts()) {
4387            hosts.add(account.getServer());
4388            for (final Contact contact : account.getRoster().getContacts()) {
4389                if (contact.showInRoster()) {
4390                    final String server = contact.getServer();
4391                    if (server != null) {
4392                        hosts.add(server);
4393                    }
4394                }
4395            }
4396        }
4397        if (Config.QUICKSY_DOMAIN != null) {
4398            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4399        }
4400        if (Config.DOMAIN_LOCK != null) {
4401            hosts.add(Config.DOMAIN_LOCK);
4402        }
4403        if (Config.MAGIC_CREATE_DOMAIN != null) {
4404            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4405        }
4406        return hosts;
4407    }
4408
4409    public Collection<String> getKnownConferenceHosts() {
4410        final Set<String> mucServers = new HashSet<>();
4411        for (final Account account : accounts) {
4412            if (account.getXmppConnection() != null) {
4413                mucServers.addAll(account.getXmppConnection().getMucServers());
4414                for (Bookmark bookmark : account.getBookmarks()) {
4415                    final Jid jid = bookmark.getJid();
4416                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
4417                    if (s != null) {
4418                        mucServers.add(s);
4419                    }
4420                }
4421            }
4422        }
4423        return mucServers;
4424    }
4425
4426    public void sendMessagePacket(Account account, MessagePacket packet) {
4427        final XmppConnection connection = account.getXmppConnection();
4428        if (connection != null) {
4429            connection.sendMessagePacket(packet);
4430        }
4431    }
4432
4433    public void sendPresencePacket(Account account, PresencePacket packet) {
4434        XmppConnection connection = account.getXmppConnection();
4435        if (connection != null) {
4436            connection.sendPresencePacket(packet);
4437        }
4438    }
4439
4440    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4441        final XmppConnection connection = account.getXmppConnection();
4442        if (connection != null) {
4443            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4444            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4445        }
4446    }
4447
4448    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4449        final XmppConnection connection = account.getXmppConnection();
4450        if (connection != null) {
4451            connection.sendIqPacket(packet, callback);
4452        } else if (callback != null) {
4453            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4454        }
4455    }
4456
4457    public void sendPresence(final Account account) {
4458        sendPresence(account, checkListeners() && broadcastLastActivity());
4459    }
4460
4461    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4462        final Presence.Status status;
4463        if (manuallyChangePresence()) {
4464            status = account.getPresenceStatus();
4465        } else {
4466            status = getTargetPresence();
4467        }
4468        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4469        if (mLastActivity > 0 && includeIdleTimestamp) {
4470            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4471            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4472        }
4473        sendPresencePacket(account, packet);
4474    }
4475
4476    private void deactivateGracePeriod() {
4477        for (Account account : getAccounts()) {
4478            account.deactivateGracePeriod();
4479        }
4480    }
4481
4482    public void refreshAllPresences() {
4483        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4484        for (Account account : getAccounts()) {
4485            if (account.isEnabled()) {
4486                sendPresence(account, includeIdleTimestamp);
4487            }
4488        }
4489    }
4490
4491    private void refreshAllFcmTokens() {
4492        for (Account account : getAccounts()) {
4493            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4494                mPushManagementService.registerPushTokenOnServer(account);
4495                //TODO renew mucs
4496            }
4497        }
4498    }
4499
4500    private void sendOfflinePresence(final Account account) {
4501        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4502        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4503    }
4504
4505    public MessageGenerator getMessageGenerator() {
4506        return this.mMessageGenerator;
4507    }
4508
4509    public PresenceGenerator getPresenceGenerator() {
4510        return this.mPresenceGenerator;
4511    }
4512
4513    public IqGenerator getIqGenerator() {
4514        return this.mIqGenerator;
4515    }
4516
4517    public IqParser getIqParser() {
4518        return this.mIqParser;
4519    }
4520
4521    public JingleConnectionManager getJingleConnectionManager() {
4522        return this.mJingleConnectionManager;
4523    }
4524
4525    public MessageArchiveService getMessageArchiveService() {
4526        return this.mMessageArchiveService;
4527    }
4528
4529    public QuickConversationsService getQuickConversationsService() {
4530        return this.mQuickConversationsService;
4531    }
4532
4533    public List<Contact> findContacts(Jid jid, String accountJid) {
4534        ArrayList<Contact> contacts = new ArrayList<>();
4535        for (Account account : getAccounts()) {
4536            if ((account.isEnabled() || accountJid != null)
4537                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4538                Contact contact = account.getRoster().getContactFromContactList(jid);
4539                if (contact != null) {
4540                    contacts.add(contact);
4541                }
4542            }
4543        }
4544        return contacts;
4545    }
4546
4547    public Conversation findFirstMuc(Jid jid) {
4548        for (Conversation conversation : getConversations()) {
4549            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4550                return conversation;
4551            }
4552        }
4553        return null;
4554    }
4555
4556    public NotificationService getNotificationService() {
4557        return this.mNotificationService;
4558    }
4559
4560    public HttpConnectionManager getHttpConnectionManager() {
4561        return this.mHttpConnectionManager;
4562    }
4563
4564    public void resendFailedMessages(final Message message) {
4565        final Collection<Message> messages = new ArrayList<>();
4566        Message current = message;
4567        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4568            messages.add(current);
4569            if (current.mergeable(current.next())) {
4570                current = current.next();
4571            } else {
4572                break;
4573            }
4574        }
4575        for (final Message msg : messages) {
4576            msg.setTime(System.currentTimeMillis());
4577            markMessage(msg, Message.STATUS_WAITING);
4578            this.resendMessage(msg, false);
4579        }
4580        if (message.getConversation() instanceof Conversation) {
4581            ((Conversation) message.getConversation()).sort();
4582        }
4583        updateConversationUi();
4584    }
4585
4586    public void clearConversationHistory(final Conversation conversation) {
4587        final long clearDate;
4588        final String reference;
4589        if (conversation.countMessages() > 0) {
4590            Message latestMessage = conversation.getLatestMessage();
4591            clearDate = latestMessage.getTimeSent() + 1000;
4592            reference = latestMessage.getServerMsgId();
4593        } else {
4594            clearDate = System.currentTimeMillis();
4595            reference = null;
4596        }
4597        conversation.clearMessages();
4598        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4599        conversation.setLastClearHistory(clearDate, reference);
4600        Runnable runnable = () -> {
4601            databaseBackend.deleteMessagesInConversation(conversation);
4602            databaseBackend.updateConversation(conversation);
4603        };
4604        mDatabaseWriterExecutor.execute(runnable);
4605    }
4606
4607    public boolean sendBlockRequest(final Blockable blockable, boolean reportSpam) {
4608        if (blockable != null && blockable.getBlockedJid() != null) {
4609            final Jid jid = blockable.getBlockedJid();
4610            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam), (a, response) -> {
4611                if (response.getType() == IqPacket.TYPE.RESULT) {
4612                    a.getBlocklist().add(jid);
4613                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4614                }
4615            });
4616            if (blockable.getBlockedJid().isFullJid()) {
4617                return false;
4618            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4619                updateConversationUi();
4620                return true;
4621            } else {
4622                return false;
4623            }
4624        } else {
4625            return false;
4626        }
4627    }
4628
4629    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4630        boolean removed = false;
4631        synchronized (this.conversations) {
4632            boolean domainJid = blockedJid.getLocal() == null;
4633            for (Conversation conversation : this.conversations) {
4634                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
4635                        || blockedJid.equals(conversation.getJid().asBareJid());
4636                if (conversation.getAccount() == account
4637                        && conversation.getMode() == Conversation.MODE_SINGLE
4638                        && jidMatches) {
4639                    this.conversations.remove(conversation);
4640                    markRead(conversation);
4641                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
4642                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
4643                    updateConversation(conversation);
4644                    removed = true;
4645                }
4646            }
4647        }
4648        return removed;
4649    }
4650
4651    public void sendUnblockRequest(final Blockable blockable) {
4652        if (blockable != null && blockable.getJid() != null) {
4653            final Jid jid = blockable.getBlockedJid();
4654            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
4655                @Override
4656                public void onIqPacketReceived(final Account account, final IqPacket packet) {
4657                    if (packet.getType() == IqPacket.TYPE.RESULT) {
4658                        account.getBlocklist().remove(jid);
4659                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
4660                    }
4661                }
4662            });
4663        }
4664    }
4665
4666    public void publishDisplayName(Account account) {
4667        String displayName = account.getDisplayName();
4668        final IqPacket request;
4669        if (TextUtils.isEmpty(displayName)) {
4670            request = mIqGenerator.deleteNode(Namespace.NICK);
4671        } else {
4672            request = mIqGenerator.publishNick(displayName);
4673        }
4674        mAvatarService.clear(account);
4675        sendIqPacket(account, request, (account1, packet) -> {
4676            if (packet.getType() == IqPacket.TYPE.ERROR) {
4677                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet.toString());
4678            }
4679        });
4680    }
4681
4682    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
4683        ServiceDiscoveryResult result = discoCache.get(key);
4684        if (result != null) {
4685            return result;
4686        } else {
4687            if (key.first == null || key.second == null) return null;
4688            result = databaseBackend.findDiscoveryResult(key.first, key.second);
4689            if (result != null) {
4690                discoCache.put(key, result);
4691            }
4692            return result;
4693        }
4694    }
4695
4696    public void fetchFromGateway(Account account, final Jid jid, final String input, final OnGatewayResult callback) {
4697        IqPacket request = new IqPacket(input == null ? IqPacket.TYPE.GET : IqPacket.TYPE.SET);
4698        request.setTo(jid);
4699        Element query = request.query("jabber:iq:gateway");
4700        if (input != null) {
4701            Element prompt = query.addChild("prompt");
4702            prompt.setContent(input);
4703        }
4704        sendIqPacket(account, request, (Account acct, IqPacket packet) -> {
4705            if (packet.getType() == IqPacket.TYPE.RESULT) {
4706                callback.onGatewayResult(packet.query().findChildContent(input == null ? "prompt" : "jid"), null);
4707            } else {
4708                Element error = packet.findChild("error");
4709                callback.onGatewayResult(null, error == null ? null : error.findChildContent("text"));
4710            }
4711        });
4712    }
4713
4714    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
4715        fetchCaps(account, jid, presence, null);
4716    }
4717
4718    public void fetchCaps(Account account, final Jid jid, final Presence presence, Runnable cb) {
4719        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
4720        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
4721
4722        if (disco != null) {
4723            presence.setServiceDiscoveryResult(disco);
4724            final Contact contact = account.getRoster().getContact(jid);
4725            if (contact.refreshRtpCapability()) {
4726                syncRoster(account);
4727            }
4728            if (disco.hasIdentity("gateway", "pstn")) {
4729                contact.registerAsPhoneAccount(this);
4730                mQuickConversationsService.considerSyncBackground(false);
4731            }
4732        } else {
4733            final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4734            request.setTo(jid);
4735            final String node = presence.getNode();
4736            final String ver = presence.getVer();
4737            final Element query = request.query(Namespace.DISCO_INFO);
4738            if (node != null && ver != null) {
4739                query.setAttribute("node", node + "#" + ver);
4740            }
4741            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
4742            sendIqPacket(account, request, (a, response) -> {
4743                if (response.getType() == IqPacket.TYPE.RESULT) {
4744                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
4745                    if (presence.getVer() == null || presence.getVer().equals(discoveryResult.getVer())) {
4746                        databaseBackend.insertDiscoveryResult(discoveryResult);
4747                        injectServiceDiscoveryResult(a.getRoster(), presence.getHash(), presence.getVer(), jid.getResource(), discoveryResult);
4748                        if (discoveryResult.hasIdentity("gateway", "pstn")) {
4749                            final Contact contact = account.getRoster().getContact(jid);
4750                            contact.registerAsPhoneAccount(this);
4751                            mQuickConversationsService.considerSyncBackground(false);
4752                        }
4753                        if (cb != null) cb.run();
4754                    } else {
4755                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
4756                    }
4757                } else {
4758                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
4759                }
4760            });
4761        }
4762    }
4763
4764    public void fetchCommands(Account account, final Jid jid, OnIqPacketReceived callback) {
4765        final IqPacket request = mIqGenerator.queryDiscoItems(jid, "http://jabber.org/protocol/commands");
4766        sendIqPacket(account, request, callback);
4767    }
4768
4769    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, String resource, ServiceDiscoveryResult disco) {
4770        boolean rosterNeedsSync = false;
4771        for (final Contact contact : roster.getContacts()) {
4772            boolean serviceDiscoverySet = false;
4773            Presence onePresence = contact.getPresences().get(resource == null ? "" : resource);
4774            if (onePresence != null) {
4775                onePresence.setServiceDiscoveryResult(disco);
4776                serviceDiscoverySet = true;
4777            }
4778            if (hash != null && ver != null) {
4779                for (final Presence presence : contact.getPresences().getPresences()) {
4780                    if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
4781                        presence.setServiceDiscoveryResult(disco);
4782                        serviceDiscoverySet = true;
4783                    }
4784                }
4785            }
4786            if (serviceDiscoverySet) {
4787                rosterNeedsSync |= contact.refreshRtpCapability();
4788            }
4789        }
4790        if (rosterNeedsSync) {
4791            syncRoster(roster.getAccount());
4792        }
4793    }
4794
4795    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
4796        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
4797        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4798        request.addChild("prefs", version.namespace);
4799        sendIqPacket(account, request, (account1, packet) -> {
4800            Element prefs = packet.findChild("prefs", version.namespace);
4801            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
4802                callback.onPreferencesFetched(prefs);
4803            } else {
4804                callback.onPreferencesFetchFailed();
4805            }
4806        });
4807    }
4808
4809    public PushManagementService getPushManagementService() {
4810        return mPushManagementService;
4811    }
4812
4813    public void changeStatus(Account account, PresenceTemplate template, String signature) {
4814        if (!template.getStatusMessage().isEmpty()) {
4815            databaseBackend.insertPresenceTemplate(template);
4816        }
4817        account.setPgpSignature(signature);
4818        account.setPresenceStatus(template.getStatus());
4819        account.setPresenceStatusMessage(template.getStatusMessage());
4820        databaseBackend.updateAccount(account);
4821        sendPresence(account);
4822    }
4823
4824    public List<PresenceTemplate> getPresenceTemplates(Account account) {
4825        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
4826        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
4827            if (!templates.contains(template)) {
4828                templates.add(0, template);
4829            }
4830        }
4831        return templates;
4832    }
4833
4834    public void saveConversationAsBookmark(Conversation conversation, String name) {
4835        final Account account = conversation.getAccount();
4836        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
4837        final String nick = conversation.getJid().getResource();
4838        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
4839            bookmark.setNick(nick);
4840        }
4841        if (!TextUtils.isEmpty(name)) {
4842            bookmark.setBookmarkName(name);
4843        }
4844        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
4845        createBookmark(account, bookmark);
4846        bookmark.setConversation(conversation);
4847    }
4848
4849    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
4850        boolean performedVerification = false;
4851        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
4852        for (XmppUri.Fingerprint fp : fingerprints) {
4853            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4854                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4855                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4856                if (fingerprintStatus != null) {
4857                    if (!fingerprintStatus.isVerified()) {
4858                        performedVerification = true;
4859                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4860                    }
4861                } else {
4862                    axolotlService.preVerifyFingerprint(contact, fingerprint);
4863                }
4864            }
4865        }
4866        return performedVerification;
4867    }
4868
4869    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
4870        final AxolotlService axolotlService = account.getAxolotlService();
4871        boolean verifiedSomething = false;
4872        for (XmppUri.Fingerprint fp : fingerprints) {
4873            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4874                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4875                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
4876                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4877                if (fingerprintStatus != null) {
4878                    if (!fingerprintStatus.isVerified()) {
4879                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4880                        verifiedSomething = true;
4881                    }
4882                } else {
4883                    axolotlService.preVerifyFingerprint(account, fingerprint);
4884                    verifiedSomething = true;
4885                }
4886            }
4887        }
4888        return verifiedSomething;
4889    }
4890
4891    public boolean blindTrustBeforeVerification() {
4892        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
4893    }
4894
4895    public ShortcutService getShortcutService() {
4896        return mShortcutService;
4897    }
4898
4899    public void pushMamPreferences(Account account, Element prefs) {
4900        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
4901        set.addChild(prefs);
4902        sendIqPacket(account, set, null);
4903    }
4904
4905    public void evictPreview(String uuid) {
4906        if (mBitmapCache.remove(uuid) != null) {
4907            Log.d(Config.LOGTAG, "deleted cached preview");
4908        }
4909    }
4910
4911    public interface OnMamPreferencesFetched {
4912        void onPreferencesFetched(Element prefs);
4913
4914        void onPreferencesFetchFailed();
4915    }
4916
4917    public interface OnAccountCreated {
4918        void onAccountCreated(Account account);
4919
4920        void informUser(int r);
4921    }
4922
4923    public interface OnMoreMessagesLoaded {
4924        void onMoreMessagesLoaded(int count, Conversation conversation);
4925
4926        void informUser(int r);
4927    }
4928
4929    public interface OnAccountPasswordChanged {
4930        void onPasswordChangeSucceeded();
4931
4932        void onPasswordChangeFailed();
4933    }
4934
4935    public interface OnRoomDestroy {
4936        void onRoomDestroySucceeded();
4937
4938        void onRoomDestroyFailed();
4939    }
4940
4941    public interface OnAffiliationChanged {
4942        void onAffiliationChangedSuccessful(Jid jid);
4943
4944        void onAffiliationChangeFailed(Jid jid, int resId);
4945    }
4946
4947    public interface OnConversationUpdate {
4948        void onConversationUpdate();
4949    }
4950
4951    public interface OnJingleRtpConnectionUpdate {
4952        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
4953
4954        void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices);
4955    }
4956
4957    public interface OnAccountUpdate {
4958        void onAccountUpdate();
4959    }
4960
4961    public interface OnCaptchaRequested {
4962        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
4963    }
4964
4965    public interface OnRosterUpdate {
4966        void onRosterUpdate();
4967    }
4968
4969    public interface OnMucRosterUpdate {
4970        void onMucRosterUpdate();
4971    }
4972
4973    public interface OnConferenceConfigurationFetched {
4974        void onConferenceConfigurationFetched(Conversation conversation);
4975
4976        void onFetchFailed(Conversation conversation, String errorCondition);
4977    }
4978
4979    public interface OnConferenceJoined {
4980        void onConferenceJoined(Conversation conversation);
4981    }
4982
4983    public interface OnConfigurationPushed {
4984        void onPushSucceeded();
4985
4986        void onPushFailed();
4987    }
4988
4989    public interface OnShowErrorToast {
4990        void onShowErrorToast(int resId);
4991    }
4992
4993    public class XmppConnectionBinder extends Binder {
4994        public XmppConnectionService getService() {
4995            return XmppConnectionService.this;
4996        }
4997    }
4998
4999    private class InternalEventReceiver extends BroadcastReceiver {
5000
5001        @Override
5002        public void onReceive(Context context, Intent intent) {
5003            onStartCommand(intent, 0, 0);
5004        }
5005    }
5006
5007    public static class OngoingCall {
5008        public final AbstractJingleConnection.Id id;
5009        public final Set<Media> media;
5010        public final boolean reconnecting;
5011
5012        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
5013            this.id = id;
5014            this.media = media;
5015            this.reconnecting = reconnecting;
5016        }
5017
5018        @Override
5019        public boolean equals(Object o) {
5020            if (this == o) return true;
5021            if (o == null || getClass() != o.getClass()) return false;
5022            OngoingCall that = (OngoingCall) o;
5023            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
5024        }
5025
5026        @Override
5027        public int hashCode() {
5028            return Objects.hashCode(id, media, reconnecting);
5029        }
5030    }
5031}