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        if (force || mForceDuringOnCreate.get() || mForceForegroundService.get() || ongoing != null || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1368            final Notification notification;
1369            final int id;
1370            if (ongoing != null) {
1371                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1372                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1373                startForeground(id, notification);
1374                mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1375            } else {
1376                notification = this.mNotificationService.createForegroundNotification();
1377                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1378                startForeground(id, notification);
1379            }
1380
1381            if (!mForceForegroundService.get()) {
1382                mNotificationService.notify(id, notification);
1383            }
1384            status = true;
1385        } else {
1386            stopForeground(true);
1387            status = false;
1388        }
1389        if (!mForceForegroundService.get()) {
1390            mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1391        }
1392        if (ongoing == null) {
1393            mNotificationService.cancel(NotificationService.ONGOING_CALL_NOTIFICATION_ID);
1394        }
1395        Log.d(Config.LOGTAG, "ForegroundService: " + (status ? "on" : "off"));
1396    }
1397
1398    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1399        return !mForceForegroundService.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1400    }
1401
1402    @Override
1403    public void onTaskRemoved(final Intent rootIntent) {
1404        super.onTaskRemoved(rootIntent);
1405        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mForceForegroundService.get() || ongoingCall.get() != null) {
1406            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1407        } else {
1408            this.logoutAndSave(false);
1409        }
1410    }
1411
1412    private void logoutAndSave(boolean stop) {
1413        int activeAccounts = 0;
1414        for (final Account account : accounts) {
1415            if (account.getStatus() != Account.State.DISABLED) {
1416                databaseBackend.writeRoster(account.getRoster());
1417                activeAccounts++;
1418            }
1419            if (account.getXmppConnection() != null) {
1420                new Thread(() -> disconnect(account, false)).start();
1421            }
1422        }
1423        if (stop || activeAccounts == 0) {
1424            Log.d(Config.LOGTAG, "good bye");
1425            stopSelf();
1426        }
1427    }
1428
1429    private void schedulePostConnectivityChange() {
1430        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1431        if (alarmManager == null) {
1432            return;
1433        }
1434        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1435        final Intent intent = new Intent(this, EventReceiver.class);
1436        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1437        try {
1438            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, s()
1439                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1440                    : PendingIntent.FLAG_UPDATE_CURRENT);
1441            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1442                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1443            } else {
1444                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1445            }
1446        } catch (RuntimeException e) {
1447            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1448        }
1449    }
1450
1451    public void scheduleWakeUpCall(int seconds, int requestCode) {
1452        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
1453        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1454        if (alarmManager == null) {
1455            return;
1456        }
1457        final Intent intent = new Intent(this, EventReceiver.class);
1458        intent.setAction("ping");
1459        try {
1460            final PendingIntent pendingIntent;
1461            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1462                pendingIntent =
1463                        PendingIntent.getBroadcast(
1464                                this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1465            } else {
1466                pendingIntent =
1467                        PendingIntent.getBroadcast(
1468                                this, requestCode, intent, 0);
1469            }
1470            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1471        } catch (RuntimeException e) {
1472            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1473        }
1474    }
1475
1476    @TargetApi(Build.VERSION_CODES.M)
1477    private void scheduleNextIdlePing() {
1478        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1479        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1480        if (alarmManager == null) {
1481            return;
1482        }
1483        final Intent intent = new Intent(this, EventReceiver.class);
1484        intent.setAction(ACTION_IDLE_PING);
1485        try {
1486            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, s()
1487                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1488                    : PendingIntent.FLAG_UPDATE_CURRENT);
1489            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1490        } catch (RuntimeException e) {
1491            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1492        }
1493    }
1494
1495    public XmppConnection createConnection(final Account account) {
1496        final XmppConnection connection = new XmppConnection(account, this);
1497        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1498        connection.setOnStatusChangedListener(this.statusListener);
1499        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1500        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1501        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1502        connection.setOnBindListener(this.mOnBindListener);
1503        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1504        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1505        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1506        AxolotlService axolotlService = account.getAxolotlService();
1507        if (axolotlService != null) {
1508            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1509        }
1510        return connection;
1511    }
1512
1513    public void sendChatState(Conversation conversation) {
1514        if (sendChatStates()) {
1515            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1516            sendMessagePacket(conversation.getAccount(), packet);
1517        }
1518    }
1519
1520    private void sendFileMessage(final Message message, final boolean delay) {
1521        Log.d(Config.LOGTAG, "send file message");
1522        final Account account = message.getConversation().getAccount();
1523        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1524                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1525            mHttpConnectionManager.createNewUploadConnection(message, delay);
1526        } else {
1527            mJingleConnectionManager.startJingleFileTransfer(message);
1528        }
1529    }
1530
1531    public void sendMessage(final Message message) {
1532        sendMessage(message, false, false);
1533    }
1534
1535    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1536        final Account account = message.getConversation().getAccount();
1537        if (account.setShowErrorNotification(true)) {
1538            databaseBackend.updateAccount(account);
1539            mNotificationService.updateErrorNotification();
1540        }
1541        final Conversation conversation = (Conversation) message.getConversation();
1542        account.deactivateGracePeriod();
1543
1544
1545        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1546            final Contact contact = conversation.getContact();
1547            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1548                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1549                createContact(contact, true);
1550            }
1551        }
1552
1553        MessagePacket packet = null;
1554        final boolean addToConversation = (conversation.getMode() != Conversation.MODE_MULTI
1555                || !Patches.BAD_MUC_REFLECTION.contains(account.getServerIdentity()))
1556                && !message.edited();
1557        boolean saveInDb = addToConversation;
1558        message.setStatus(Message.STATUS_WAITING);
1559
1560        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1561            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1562                databaseBackend.updateConversation(conversation);
1563            }
1564        }
1565
1566        final boolean inProgressJoin = isJoinInProgress(conversation);
1567
1568
1569        if (account.isOnlineAndConnected() && !inProgressJoin) {
1570            switch (message.getEncryption()) {
1571                case Message.ENCRYPTION_NONE:
1572                    if (message.needsUploading()) {
1573                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1574                                || conversation.getMode() == Conversation.MODE_MULTI
1575                                || message.fixCounterpart()) {
1576                            this.sendFileMessage(message, delay);
1577                        } else {
1578                            break;
1579                        }
1580                    } else {
1581                        packet = mMessageGenerator.generateChat(message);
1582                    }
1583                    break;
1584                case Message.ENCRYPTION_PGP:
1585                case Message.ENCRYPTION_DECRYPTED:
1586                    if (message.needsUploading()) {
1587                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1588                                || conversation.getMode() == Conversation.MODE_MULTI
1589                                || message.fixCounterpart()) {
1590                            this.sendFileMessage(message, delay);
1591                        } else {
1592                            break;
1593                        }
1594                    } else {
1595                        packet = mMessageGenerator.generatePgpChat(message);
1596                    }
1597                    break;
1598                case Message.ENCRYPTION_AXOLOTL:
1599                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1600                    if (message.needsUploading()) {
1601                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1602                                || conversation.getMode() == Conversation.MODE_MULTI
1603                                || message.fixCounterpart()) {
1604                            this.sendFileMessage(message, delay);
1605                        } else {
1606                            break;
1607                        }
1608                    } else {
1609                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1610                        if (axolotlMessage == null) {
1611                            account.getAxolotlService().preparePayloadMessage(message, delay);
1612                        } else {
1613                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1614                        }
1615                    }
1616                    break;
1617
1618            }
1619            if (packet != null) {
1620                if (account.getXmppConnection().getFeatures().sm()
1621                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1622                    message.setStatus(Message.STATUS_UNSEND);
1623                } else {
1624                    message.setStatus(Message.STATUS_SEND);
1625                }
1626            }
1627        } else {
1628            switch (message.getEncryption()) {
1629                case Message.ENCRYPTION_DECRYPTED:
1630                    if (!message.needsUploading()) {
1631                        String pgpBody = message.getEncryptedBody();
1632                        String decryptedBody = message.getBody();
1633                        message.setBody(pgpBody); //TODO might throw NPE
1634                        message.setEncryption(Message.ENCRYPTION_PGP);
1635                        if (message.edited()) {
1636                            message.setBody(decryptedBody);
1637                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1638                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1639                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1640                            }
1641                            updateConversationUi();
1642                            return;
1643                        } else {
1644                            databaseBackend.createMessage(message);
1645                            saveInDb = false;
1646                            message.setBody(decryptedBody);
1647                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1648                        }
1649                    }
1650                    break;
1651                case Message.ENCRYPTION_AXOLOTL:
1652                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1653                    break;
1654            }
1655        }
1656
1657
1658        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1659        if (mucMessage) {
1660            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1661        }
1662
1663        if (resend) {
1664            if (packet != null && addToConversation) {
1665                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1666                    markMessage(message, Message.STATUS_UNSEND);
1667                } else {
1668                    markMessage(message, Message.STATUS_SEND);
1669                }
1670            }
1671        } else {
1672            if (addToConversation) {
1673                conversation.add(message);
1674            }
1675            if (saveInDb) {
1676                databaseBackend.createMessage(message);
1677            } else if (message.edited()) {
1678                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1679                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1680                }
1681            }
1682            updateConversationUi();
1683        }
1684        if (packet != null) {
1685            if (delay) {
1686                mMessageGenerator.addDelay(packet, message.getTimeSent());
1687            }
1688            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1689                if (this.sendChatStates()) {
1690                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1691                }
1692            }
1693            sendMessagePacket(account, packet);
1694        }
1695    }
1696
1697    private boolean isJoinInProgress(final Conversation conversation) {
1698        final Account account = conversation.getAccount();
1699        synchronized (account.inProgressConferenceJoins) {
1700            if (conversation.getMode() == Conversational.MODE_MULTI) {
1701                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1702                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1703                final boolean inProgressJoin = inProgress || pending;
1704                if (inProgressJoin) {
1705                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1706                }
1707                return inProgressJoin;
1708            } else {
1709                return false;
1710            }
1711        }
1712    }
1713
1714    private void sendUnsentMessages(final Conversation conversation) {
1715        conversation.findWaitingMessages(message -> resendMessage(message, true));
1716    }
1717
1718    public void resendMessage(final Message message, final boolean delay) {
1719        sendMessage(message, true, delay);
1720    }
1721
1722    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
1723        final XmppConnection connection = account.getXmppConnection();
1724        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
1725        if (jid == null) {
1726            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
1727            return;
1728        }
1729        final IqPacket request = new IqPacket(IqPacket.TYPE.SET);
1730        request.setTo(jid);
1731        final Element command = request.addChild("command", Namespace.COMMANDS);
1732        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
1733        command.setAttribute("action", "execute");
1734        sendIqPacket(account, request, (a, response) -> {
1735            if (response.getType() == IqPacket.TYPE.RESULT) {
1736                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
1737                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
1738                if (x != null) {
1739                    final Data data = Data.parse(x);
1740                    final String uri = data.getValue("uri");
1741                    final String landingUrl = data.getValue("landing-url");
1742                    if (uri != null) {
1743                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
1744                        callback.inviteRequested(invite);
1745                        return;
1746                    }
1747                }
1748                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
1749                Log.d(Config.LOGTAG, response.toString());
1750            } else if (response.getType() == IqPacket.TYPE.ERROR) {
1751                callback.inviteRequestFailed(IqParser.errorMessage(response));
1752            } else {
1753                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
1754            }
1755        });
1756
1757    }
1758
1759    public void fetchRosterFromServer(final Account account) {
1760        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1761        if (!"".equals(account.getRosterVersion())) {
1762            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1763                    + ": fetching roster version " + account.getRosterVersion());
1764        } else {
1765            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1766        }
1767        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1768        sendIqPacket(account, iqPacket, mIqParser);
1769    }
1770
1771    public void fetchBookmarks(final Account account) {
1772        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1773        final Element query = iqPacket.query("jabber:iq:private");
1774        query.addChild("storage", Namespace.BOOKMARKS);
1775        final OnIqPacketReceived callback = (a, response) -> {
1776            if (response.getType() == IqPacket.TYPE.RESULT) {
1777                final Element query1 = response.query();
1778                final Element storage = query1.findChild("storage", "storage:bookmarks");
1779                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1780                processBookmarksInitial(a, bookmarks, false);
1781            } else {
1782                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1783            }
1784        };
1785        sendIqPacket(account, iqPacket, callback);
1786    }
1787
1788    public void fetchBookmarks2(final Account account) {
1789        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1790        sendIqPacket(account, retrieve, new OnIqPacketReceived() {
1791            @Override
1792            public void onIqPacketReceived(final Account account, final IqPacket response) {
1793                if (response.getType() == IqPacket.TYPE.RESULT) {
1794                    final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1795                    final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
1796                    processBookmarksInitial(account, bookmarks, true);
1797                }
1798            }
1799        });
1800    }
1801
1802    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
1803        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
1804        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1805        for (Bookmark bookmark : bookmarks.values()) {
1806            previousBookmarks.remove(bookmark.getJid().asBareJid());
1807            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
1808        }
1809        if (pep && synchronizeWithBookmarks) {
1810            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
1811            for (Jid jid : previousBookmarks) {
1812                processDeletedBookmark(account, jid);
1813            }
1814        }
1815        account.setBookmarks(bookmarks);
1816    }
1817
1818    public void processDeletedBookmark(Account account, Jid jid) {
1819        final Conversation conversation = find(account, jid);
1820        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
1821            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
1822            archiveConversation(conversation, false);
1823        }
1824    }
1825
1826    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
1827        final Account account = bookmark.getAccount();
1828        Conversation conversation = find(bookmark);
1829        if (conversation != null) {
1830            if (conversation.getMode() != Conversation.MODE_MULTI) {
1831                return;
1832            }
1833            bookmark.setConversation(conversation);
1834            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
1835                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
1836                archiveConversation(conversation, false);
1837            } else {
1838                final MucOptions mucOptions = conversation.getMucOptions();
1839                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1840                    final String current = mucOptions.getActualNick();
1841                    final String proposed = mucOptions.getProposedNick();
1842                    if (current != null && !current.equals(proposed)) {
1843                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
1844                        joinMuc(conversation);
1845                    }
1846                }
1847            }
1848        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
1849            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
1850            bookmark.setConversation(conversation);
1851        }
1852    }
1853
1854    public void processModifiedBookmark(Bookmark bookmark) {
1855        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1856        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
1857    }
1858
1859    public void createBookmark(final Account account, final Bookmark bookmark) {
1860        account.putBookmark(bookmark);
1861        final XmppConnection connection = account.getXmppConnection();
1862        if (connection == null) {
1863            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
1864        } else if (connection.getFeatures().bookmarks2()) {
1865            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
1866            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
1867        } else if (connection.getFeatures().bookmarksConversion()) {
1868            pushBookmarksPep(account);
1869        } else {
1870            pushBookmarksPrivateXml(account);
1871        }
1872    }
1873
1874    public void deleteBookmark(final Account account, final Bookmark bookmark) {
1875        if (bookmark.getJid().toString().equals("discuss@conference.soprani.ca")) {
1876            getPreferences().edit().putBoolean("cheogram_sopranica_bookmark_deleted", true).apply();
1877        }
1878        account.removeBookmark(bookmark);
1879        final XmppConnection connection = account.getXmppConnection();
1880        if (connection.getFeatures().bookmarks2()) {
1881            IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
1882            sendIqPacket(account, request, (a, response) -> {
1883                if (response.getType() == IqPacket.TYPE.ERROR) {
1884                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
1885                }
1886            });
1887        } else if (connection.getFeatures().bookmarksConversion()) {
1888            pushBookmarksPep(account);
1889        } else {
1890            pushBookmarksPrivateXml(account);
1891        }
1892    }
1893
1894    private void pushBookmarksPrivateXml(Account account) {
1895        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
1896        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
1897        Element query = iqPacket.query("jabber:iq:private");
1898        Element storage = query.addChild("storage", "storage:bookmarks");
1899        for (Bookmark bookmark : account.getBookmarks()) {
1900            storage.addChild(bookmark);
1901        }
1902        sendIqPacket(account, iqPacket, mDefaultIqHandler);
1903    }
1904
1905    private void pushBookmarksPep(Account account) {
1906        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
1907        Element storage = new Element("storage", "storage:bookmarks");
1908        for (Bookmark bookmark : account.getBookmarks()) {
1909            storage.addChild(bookmark);
1910        }
1911        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
1912
1913    }
1914
1915    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
1916        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
1917
1918    }
1919
1920    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
1921        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
1922        sendIqPacket(account, packet, (a, response) -> {
1923            if (response.getType() == IqPacket.TYPE.RESULT) {
1924                return;
1925            }
1926            if (retry && PublishOptions.preconditionNotMet(response)) {
1927                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
1928                    @Override
1929                    public void onPushSucceeded() {
1930                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
1931                    }
1932
1933                    @Override
1934                    public void onPushFailed() {
1935                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
1936                    }
1937                });
1938            } else {
1939                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + retry + ") " + response);
1940            }
1941        });
1942    }
1943
1944    private void restoreFromDatabase() {
1945        synchronized (this.conversations) {
1946            final Map<String, Account> accountLookupTable = new Hashtable<>();
1947            for (Account account : this.accounts) {
1948                accountLookupTable.put(account.getUuid(), account);
1949            }
1950            Log.d(Config.LOGTAG, "restoring conversations...");
1951            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
1952            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
1953            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
1954                Conversation conversation = iterator.next();
1955                Account account = accountLookupTable.get(conversation.getAccountUuid());
1956                if (account != null) {
1957                    conversation.setAccount(account);
1958                } else {
1959                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
1960                    iterator.remove();
1961                }
1962            }
1963            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
1964            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
1965            Runnable runnable = () -> {
1966                if (DatabaseBackend.requiresMessageIndexRebuild()) {
1967                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
1968                }
1969                final long deletionDate = getAutomaticMessageDeletionDate();
1970                mLastExpiryRun.set(SystemClock.elapsedRealtime());
1971                if (deletionDate > 0) {
1972                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
1973                    databaseBackend.expireOldMessages(deletionDate);
1974                }
1975                Log.d(Config.LOGTAG, "restoring roster...");
1976                for (Account account : accounts) {
1977                    databaseBackend.readRoster(account.getRoster());
1978                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
1979                }
1980                getBitmapCache().evictAll();
1981                loadPhoneContacts();
1982                Log.d(Config.LOGTAG, "restoring messages...");
1983                final long startMessageRestore = SystemClock.elapsedRealtime();
1984                final Conversation quickLoad = QuickLoader.get(this.conversations);
1985                if (quickLoad != null) {
1986                    restoreMessages(quickLoad);
1987                    updateConversationUi();
1988                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1989                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
1990                }
1991                for (Conversation conversation : this.conversations) {
1992                    if (quickLoad != conversation) {
1993                        restoreMessages(conversation);
1994                    }
1995                }
1996                mNotificationService.finishBacklog(false);
1997                restoredFromDatabaseLatch.countDown();
1998                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1999                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
2000                updateConversationUi();
2001            };
2002            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
2003        }
2004    }
2005
2006    private void restoreMessages(Conversation conversation) {
2007        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2008        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
2009        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2010    }
2011
2012    public void loadPhoneContacts() {
2013        mContactMergerExecutor.execute(() -> {
2014            Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2015            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2016            for (Account account : accounts) {
2017                List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2018                for (JabberIdContact jidContact : contacts.values()) {
2019                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
2020                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
2021                    if (needsCacheClean) {
2022                        getAvatarService().clear(contact);
2023                    }
2024                    withSystemAccounts.remove(contact);
2025                }
2026                for (Contact contact : withSystemAccounts) {
2027                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
2028                    if (needsCacheClean) {
2029                        getAvatarService().clear(contact);
2030                    }
2031                }
2032            }
2033            Log.d(Config.LOGTAG, "finished merging phone contacts");
2034            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2035            updateRosterUi();
2036            mQuickConversationsService.considerSync();
2037        });
2038    }
2039
2040
2041    public void syncRoster(final Account account) {
2042        unregisterPhoneAccounts(account);
2043        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
2044    }
2045
2046    public List<Conversation> getConversations() {
2047        return this.conversations;
2048    }
2049
2050    private void markFileDeleted(final File file) {
2051        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2052            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2053                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2054                return;
2055            }
2056        }
2057        final boolean isInternalFile = fileBackend.isInternalFile(file);
2058        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2059        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2060        markUuidsAsDeletedFiles(uuids);
2061    }
2062
2063    private void markUuidsAsDeletedFiles(List<String> uuids) {
2064        boolean deleted = false;
2065        for (Conversation conversation : getConversations()) {
2066            deleted |= conversation.markAsDeleted(uuids);
2067        }
2068        for (final String uuid : uuids) {
2069            evictPreview(uuid);
2070        }
2071        if (deleted) {
2072            updateConversationUi();
2073        }
2074    }
2075
2076    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2077        boolean changed = false;
2078        for (Conversation conversation : getConversations()) {
2079            changed |= conversation.markAsChanged(infos);
2080        }
2081        if (changed) {
2082            updateConversationUi();
2083        }
2084    }
2085
2086    public void populateWithOrderedConversations(final List<Conversation> list) {
2087        populateWithOrderedConversations(list, true, true);
2088    }
2089
2090    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2091        populateWithOrderedConversations(list, includeNoFileUpload, true);
2092    }
2093
2094    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2095        final List<String> orderedUuids;
2096        if (sort) {
2097            orderedUuids = null;
2098        } else {
2099            orderedUuids = new ArrayList<>();
2100            for (Conversation conversation : list) {
2101                orderedUuids.add(conversation.getUuid());
2102            }
2103        }
2104        list.clear();
2105        if (includeNoFileUpload) {
2106            list.addAll(getConversations());
2107        } else {
2108            for (Conversation conversation : getConversations()) {
2109                if (conversation.getMode() == Conversation.MODE_SINGLE
2110                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2111                    list.add(conversation);
2112                }
2113            }
2114        }
2115        try {
2116            if (orderedUuids != null) {
2117                Collections.sort(list, (a, b) -> {
2118                    final int indexA = orderedUuids.indexOf(a.getUuid());
2119                    final int indexB = orderedUuids.indexOf(b.getUuid());
2120                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2121                        return a.compareTo(b);
2122                    }
2123                    return indexA - indexB;
2124                });
2125            } else {
2126                Collections.sort(list);
2127            }
2128        } catch (IllegalArgumentException e) {
2129            //ignore
2130        }
2131    }
2132
2133    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2134        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2135            return;
2136        } else if (timestamp == 0) {
2137            return;
2138        }
2139        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2140        final Runnable runnable = () -> {
2141            final Account account = conversation.getAccount();
2142            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2143            if (messages.size() > 0) {
2144                conversation.addAll(0, messages);
2145                callback.onMoreMessagesLoaded(messages.size(), conversation);
2146            } else if (conversation.hasMessagesLeftOnServer()
2147                    && account.isOnlineAndConnected()
2148                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2149                final boolean mamAvailable;
2150                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2151                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2152                } else {
2153                    mamAvailable = conversation.getMucOptions().mamSupport();
2154                }
2155                if (mamAvailable) {
2156                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2157                    if (query != null) {
2158                        query.setCallback(callback);
2159                        callback.informUser(R.string.fetching_history_from_server);
2160                    } else {
2161                        callback.informUser(R.string.not_fetching_history_retention_period);
2162                    }
2163
2164                }
2165            }
2166        };
2167        mDatabaseReaderExecutor.execute(runnable);
2168    }
2169
2170    public List<Account> getAccounts() {
2171        return this.accounts;
2172    }
2173
2174
2175    /**
2176     * 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)
2177     */
2178    public List<Conversation> findAllConferencesWith(Contact contact) {
2179        final ArrayList<Conversation> results = new ArrayList<>();
2180        for (final Conversation c : conversations) {
2181            if (c.getMode() != Conversation.MODE_MULTI) {
2182                continue;
2183            }
2184            final MucOptions mucOptions = c.getMucOptions();
2185            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2186                results.add(c);
2187            }
2188        }
2189        return results;
2190    }
2191
2192    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2193        for (final Conversation conversation : haystack) {
2194            if (conversation.getContact() == contact) {
2195                return conversation;
2196            }
2197        }
2198        return null;
2199    }
2200
2201    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2202        if (jid == null) {
2203            return null;
2204        }
2205        for (final Conversation conversation : haystack) {
2206            if ((account == null || conversation.getAccount() == account)
2207                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2208                return conversation;
2209            }
2210        }
2211        return null;
2212    }
2213
2214    public boolean isConversationsListEmpty(final Conversation ignore) {
2215        synchronized (this.conversations) {
2216            final int size = this.conversations.size();
2217            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2218        }
2219    }
2220
2221    public boolean isConversationStillOpen(final Conversation conversation) {
2222        synchronized (this.conversations) {
2223            for (Conversation current : this.conversations) {
2224                if (current == conversation) {
2225                    return true;
2226                }
2227            }
2228        }
2229        return false;
2230    }
2231
2232    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2233        return this.findOrCreateConversation(account, jid, muc, false, async);
2234    }
2235
2236    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2237        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2238    }
2239
2240    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2241        synchronized (this.conversations) {
2242            Conversation conversation = find(account, jid);
2243            if (conversation != null) {
2244                return conversation;
2245            }
2246            conversation = databaseBackend.findConversation(account, jid);
2247            final boolean loadMessagesFromDb;
2248            if (conversation != null) {
2249                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2250                conversation.setAccount(account);
2251                if (muc) {
2252                    conversation.setMode(Conversation.MODE_MULTI);
2253                    conversation.setContactJid(jid);
2254                } else {
2255                    conversation.setMode(Conversation.MODE_SINGLE);
2256                    conversation.setContactJid(jid.asBareJid());
2257                }
2258                databaseBackend.updateConversation(conversation);
2259                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2260            } else {
2261                String conversationName;
2262                Contact contact = account.getRoster().getContact(jid);
2263                if (contact != null) {
2264                    conversationName = contact.getDisplayName();
2265                } else {
2266                    conversationName = jid.getLocal();
2267                }
2268                if (muc) {
2269                    conversation = new Conversation(conversationName, account, jid,
2270                            Conversation.MODE_MULTI);
2271                } else {
2272                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2273                            Conversation.MODE_SINGLE);
2274                }
2275                this.databaseBackend.createConversation(conversation);
2276                loadMessagesFromDb = false;
2277            }
2278            final Conversation c = conversation;
2279            final Runnable runnable = () -> {
2280                if (loadMessagesFromDb) {
2281                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2282                    updateConversationUi();
2283                    c.messagesLoaded.set(true);
2284                }
2285                if (account.getXmppConnection() != null
2286                        && !c.getContact().isBlocked()
2287                        && account.getXmppConnection().getFeatures().mam()
2288                        && !muc) {
2289                    if (query == null) {
2290                        mMessageArchiveService.query(c);
2291                    } else {
2292                        if (query.getConversation() == null) {
2293                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2294                        }
2295                    }
2296                }
2297                if (joinAfterCreate) {
2298                    joinMuc(c);
2299                }
2300            };
2301            if (async) {
2302                mDatabaseReaderExecutor.execute(runnable);
2303            } else {
2304                runnable.run();
2305            }
2306            this.conversations.add(conversation);
2307            updateConversationUi();
2308            return conversation;
2309        }
2310    }
2311
2312    public void archiveConversation(Conversation conversation) {
2313        archiveConversation(conversation, true);
2314    }
2315
2316    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2317        getNotificationService().clear(conversation);
2318        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2319        conversation.setNextMessage(null);
2320        synchronized (this.conversations) {
2321            getMessageArchiveService().kill(conversation);
2322            if (conversation.getMode() == Conversation.MODE_MULTI) {
2323                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2324                    final Bookmark bookmark = conversation.getBookmark();
2325                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2326                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2327                            Account account = bookmark.getAccount();
2328                            bookmark.setConversation(null);
2329                            deleteBookmark(account, bookmark);
2330                        } else if (bookmark.autojoin()) {
2331                            bookmark.setAutojoin(false);
2332                            createBookmark(bookmark.getAccount(), bookmark);
2333                        }
2334                    }
2335                }
2336                leaveMuc(conversation);
2337            } else {
2338                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2339                    stopPresenceUpdatesTo(conversation.getContact());
2340                }
2341            }
2342            updateConversation(conversation);
2343            this.conversations.remove(conversation);
2344            updateConversationUi();
2345        }
2346    }
2347
2348    public void stopPresenceUpdatesTo(Contact contact) {
2349        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2350        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2351        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2352    }
2353
2354    public void createAccount(final Account account) {
2355        account.initAccountServices(this);
2356        databaseBackend.createAccount(account);
2357        this.accounts.add(account);
2358        this.reconnectAccountInBackground(account);
2359        updateAccountUi();
2360        syncEnabledAccountSetting();
2361        toggleForegroundService();
2362    }
2363
2364    private void syncEnabledAccountSetting() {
2365        final boolean hasEnabledAccounts = hasEnabledAccounts();
2366        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2367        toggleSetProfilePictureActivity(hasEnabledAccounts);
2368    }
2369
2370    private void toggleSetProfilePictureActivity(final boolean enabled) {
2371        try {
2372            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2373            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2374            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2375        } catch (IllegalStateException e) {
2376            Log.d(Config.LOGTAG, "unable to toggle profile picture actvitiy");
2377        }
2378    }
2379
2380    private void provisionAccount(final String address, final String password) {
2381        final Jid jid = Jid.ofEscaped(address);
2382        final Account account = new Account(jid, password);
2383        account.setOption(Account.OPTION_DISABLED, true);
2384        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2385        createAccount(account);
2386    }
2387
2388    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2389        new Thread(() -> {
2390            try {
2391                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2392                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2393                if (cert == null) {
2394                    callback.informUser(R.string.unable_to_parse_certificate);
2395                    return;
2396                }
2397                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2398                if (info == null) {
2399                    callback.informUser(R.string.certificate_does_not_contain_jid);
2400                    return;
2401                }
2402                if (findAccountByJid(info.first) == null) {
2403                    final Account account = new Account(info.first, "");
2404                    account.setPrivateKeyAlias(alias);
2405                    account.setOption(Account.OPTION_DISABLED, true);
2406                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2407                    account.setDisplayName(info.second);
2408                    createAccount(account);
2409                    callback.onAccountCreated(account);
2410                    if (Config.X509_VERIFICATION) {
2411                        try {
2412                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2413                        } catch (CertificateException e) {
2414                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2415                        }
2416                    }
2417                } else {
2418                    callback.informUser(R.string.account_already_exists);
2419                }
2420            } catch (Exception e) {
2421                callback.informUser(R.string.unable_to_parse_certificate);
2422            }
2423        }).start();
2424
2425    }
2426
2427    public void updateKeyInAccount(final Account account, final String alias) {
2428        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2429        try {
2430            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2431            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2432            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2433            if (info == null) {
2434                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2435                return;
2436            }
2437            if (account.getJid().asBareJid().equals(info.first)) {
2438                account.setPrivateKeyAlias(alias);
2439                account.setDisplayName(info.second);
2440                databaseBackend.updateAccount(account);
2441                if (Config.X509_VERIFICATION) {
2442                    try {
2443                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2444                    } catch (CertificateException e) {
2445                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2446                    }
2447                    account.getAxolotlService().regenerateKeys(true);
2448                }
2449            } else {
2450                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2451            }
2452        } catch (Exception e) {
2453            e.printStackTrace();
2454        }
2455    }
2456
2457    public boolean updateAccount(final Account account) {
2458        if (databaseBackend.updateAccount(account)) {
2459            account.setShowErrorNotification(true);
2460            this.statusListener.onStatusChanged(account);
2461            databaseBackend.updateAccount(account);
2462            reconnectAccountInBackground(account);
2463            updateAccountUi();
2464            getNotificationService().updateErrorNotification();
2465            toggleForegroundService();
2466            syncEnabledAccountSetting();
2467            mChannelDiscoveryService.cleanCache();
2468            return true;
2469        } else {
2470            return false;
2471        }
2472    }
2473
2474    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2475        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2476        sendIqPacket(account, iq, (a, packet) -> {
2477            if (packet.getType() == IqPacket.TYPE.RESULT) {
2478                a.setPassword(newPassword);
2479                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2480                databaseBackend.updateAccount(a);
2481                callback.onPasswordChangeSucceeded();
2482            } else {
2483                callback.onPasswordChangeFailed();
2484            }
2485        });
2486    }
2487
2488    public void deleteAccount(final Account account) {
2489        final boolean connected = account.getStatus() == Account.State.ONLINE;
2490        synchronized (this.conversations) {
2491            if (connected) {
2492                account.getAxolotlService().deleteOmemoIdentity();
2493            }
2494            for (final Conversation conversation : conversations) {
2495                if (conversation.getAccount() == account) {
2496                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2497                        if (connected) {
2498                            leaveMuc(conversation);
2499                        }
2500                    }
2501                    conversations.remove(conversation);
2502                    mNotificationService.clear(conversation);
2503                }
2504            }
2505            new Thread(() -> {
2506                for (final Contact contact : account.getRoster().getContacts()) {
2507                    contact.unregisterAsPhoneAccount(this);
2508                }
2509            }).start();
2510            if (account.getXmppConnection() != null) {
2511                new Thread(() -> disconnect(account, !connected)).start();
2512            }
2513            final Runnable runnable = () -> {
2514                if (!databaseBackend.deleteAccount(account)) {
2515                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2516                }
2517            };
2518            mDatabaseWriterExecutor.execute(runnable);
2519            this.accounts.remove(account);
2520            this.mRosterSyncTaskManager.clear(account);
2521            updateAccountUi();
2522            mNotificationService.updateErrorNotification();
2523            syncEnabledAccountSetting();
2524            toggleForegroundService();
2525        }
2526    }
2527
2528    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2529        final boolean remainingListeners;
2530        synchronized (LISTENER_LOCK) {
2531            remainingListeners = checkListeners();
2532            if (!this.mOnConversationUpdates.add(listener)) {
2533                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2534            }
2535            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2536        }
2537        if (remainingListeners) {
2538            switchToForeground();
2539        }
2540    }
2541
2542    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2543        final boolean remainingListeners;
2544        synchronized (LISTENER_LOCK) {
2545            this.mOnConversationUpdates.remove(listener);
2546            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2547            remainingListeners = checkListeners();
2548        }
2549        if (remainingListeners) {
2550            switchToBackground();
2551        }
2552    }
2553
2554    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2555        final boolean remainingListeners;
2556        synchronized (LISTENER_LOCK) {
2557            remainingListeners = checkListeners();
2558            if (!this.mOnShowErrorToasts.add(listener)) {
2559                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2560            }
2561        }
2562        if (remainingListeners) {
2563            switchToForeground();
2564        }
2565    }
2566
2567    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2568        final boolean remainingListeners;
2569        synchronized (LISTENER_LOCK) {
2570            this.mOnShowErrorToasts.remove(onShowErrorToast);
2571            remainingListeners = checkListeners();
2572        }
2573        if (remainingListeners) {
2574            switchToBackground();
2575        }
2576    }
2577
2578    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2579        final boolean remainingListeners;
2580        synchronized (LISTENER_LOCK) {
2581            remainingListeners = checkListeners();
2582            if (!this.mOnAccountUpdates.add(listener)) {
2583                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2584            }
2585        }
2586        if (remainingListeners) {
2587            switchToForeground();
2588        }
2589    }
2590
2591    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2592        final boolean remainingListeners;
2593        synchronized (LISTENER_LOCK) {
2594            this.mOnAccountUpdates.remove(listener);
2595            remainingListeners = checkListeners();
2596        }
2597        if (remainingListeners) {
2598            switchToBackground();
2599        }
2600    }
2601
2602    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2603        final boolean remainingListeners;
2604        synchronized (LISTENER_LOCK) {
2605            remainingListeners = checkListeners();
2606            if (!this.mOnCaptchaRequested.add(listener)) {
2607                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2608            }
2609        }
2610        if (remainingListeners) {
2611            switchToForeground();
2612        }
2613    }
2614
2615    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2616        final boolean remainingListeners;
2617        synchronized (LISTENER_LOCK) {
2618            this.mOnCaptchaRequested.remove(listener);
2619            remainingListeners = checkListeners();
2620        }
2621        if (remainingListeners) {
2622            switchToBackground();
2623        }
2624    }
2625
2626    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2627        final boolean remainingListeners;
2628        synchronized (LISTENER_LOCK) {
2629            remainingListeners = checkListeners();
2630            if (!this.mOnRosterUpdates.add(listener)) {
2631                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2632            }
2633        }
2634        if (remainingListeners) {
2635            switchToForeground();
2636        }
2637    }
2638
2639    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2640        final boolean remainingListeners;
2641        synchronized (LISTENER_LOCK) {
2642            this.mOnRosterUpdates.remove(listener);
2643            remainingListeners = checkListeners();
2644        }
2645        if (remainingListeners) {
2646            switchToBackground();
2647        }
2648    }
2649
2650    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2651        final boolean remainingListeners;
2652        synchronized (LISTENER_LOCK) {
2653            remainingListeners = checkListeners();
2654            if (!this.mOnUpdateBlocklist.add(listener)) {
2655                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2656            }
2657        }
2658        if (remainingListeners) {
2659            switchToForeground();
2660        }
2661    }
2662
2663    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2664        final boolean remainingListeners;
2665        synchronized (LISTENER_LOCK) {
2666            this.mOnUpdateBlocklist.remove(listener);
2667            remainingListeners = checkListeners();
2668        }
2669        if (remainingListeners) {
2670            switchToBackground();
2671        }
2672    }
2673
2674    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2675        final boolean remainingListeners;
2676        synchronized (LISTENER_LOCK) {
2677            remainingListeners = checkListeners();
2678            if (!this.mOnKeyStatusUpdated.add(listener)) {
2679                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2680            }
2681        }
2682        if (remainingListeners) {
2683            switchToForeground();
2684        }
2685    }
2686
2687    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2688        final boolean remainingListeners;
2689        synchronized (LISTENER_LOCK) {
2690            this.mOnKeyStatusUpdated.remove(listener);
2691            remainingListeners = checkListeners();
2692        }
2693        if (remainingListeners) {
2694            switchToBackground();
2695        }
2696    }
2697
2698    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2699        final boolean remainingListeners;
2700        synchronized (LISTENER_LOCK) {
2701            remainingListeners = checkListeners();
2702            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2703                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2704            }
2705        }
2706        if (remainingListeners) {
2707            switchToForeground();
2708        }
2709    }
2710
2711    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2712        final boolean remainingListeners;
2713        synchronized (LISTENER_LOCK) {
2714            this.onJingleRtpConnectionUpdate.remove(listener);
2715            remainingListeners = checkListeners();
2716        }
2717        if (remainingListeners) {
2718            switchToBackground();
2719        }
2720    }
2721
2722    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2723        final boolean remainingListeners;
2724        synchronized (LISTENER_LOCK) {
2725            remainingListeners = checkListeners();
2726            if (!this.mOnMucRosterUpdate.add(listener)) {
2727                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2728            }
2729        }
2730        if (remainingListeners) {
2731            switchToForeground();
2732        }
2733    }
2734
2735    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2736        final boolean remainingListeners;
2737        synchronized (LISTENER_LOCK) {
2738            this.mOnMucRosterUpdate.remove(listener);
2739            remainingListeners = checkListeners();
2740        }
2741        if (remainingListeners) {
2742            switchToBackground();
2743        }
2744    }
2745
2746    public boolean checkListeners() {
2747        return (this.mOnAccountUpdates.size() == 0
2748                && this.mOnConversationUpdates.size() == 0
2749                && this.mOnRosterUpdates.size() == 0
2750                && this.mOnCaptchaRequested.size() == 0
2751                && this.mOnMucRosterUpdate.size() == 0
2752                && this.mOnUpdateBlocklist.size() == 0
2753                && this.mOnShowErrorToasts.size() == 0
2754                && this.onJingleRtpConnectionUpdate.size() == 0
2755                && this.mOnKeyStatusUpdated.size() == 0);
2756    }
2757
2758    private void switchToForeground() {
2759        final boolean broadcastLastActivity = broadcastLastActivity();
2760        for (Conversation conversation : getConversations()) {
2761            if (conversation.getMode() == Conversation.MODE_MULTI) {
2762                conversation.getMucOptions().resetChatState();
2763            } else {
2764                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
2765            }
2766        }
2767        for (Account account : getAccounts()) {
2768            if (account.getStatus() == Account.State.ONLINE) {
2769                account.deactivateGracePeriod();
2770                final XmppConnection connection = account.getXmppConnection();
2771                if (connection != null) {
2772                    if (connection.getFeatures().csi()) {
2773                        connection.sendActive();
2774                    }
2775                    if (broadcastLastActivity) {
2776                        sendPresence(account, false); //send new presence but don't include idle because we are not
2777                    }
2778                }
2779            }
2780        }
2781        Log.d(Config.LOGTAG, "app switched into foreground");
2782    }
2783
2784    private void switchToBackground() {
2785        final boolean broadcastLastActivity = broadcastLastActivity();
2786        if (broadcastLastActivity) {
2787            mLastActivity = System.currentTimeMillis();
2788            final SharedPreferences.Editor editor = getPreferences().edit();
2789            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2790            editor.apply();
2791        }
2792        for (Account account : getAccounts()) {
2793            if (account.getStatus() == Account.State.ONLINE) {
2794                XmppConnection connection = account.getXmppConnection();
2795                if (connection != null) {
2796                    if (broadcastLastActivity) {
2797                        sendPresence(account, true);
2798                    }
2799                    if (connection.getFeatures().csi()) {
2800                        connection.sendInactive();
2801                    }
2802                }
2803            }
2804        }
2805        this.mNotificationService.setIsInForeground(false);
2806        Log.d(Config.LOGTAG, "app switched into background");
2807    }
2808
2809    private void connectMultiModeConversations(Account account) {
2810        List<Conversation> conversations = getConversations();
2811        for (Conversation conversation : conversations) {
2812            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2813                joinMuc(conversation);
2814            }
2815        }
2816    }
2817
2818    public void mucSelfPingAndRejoin(final Conversation conversation) {
2819        final Account account = conversation.getAccount();
2820        synchronized (account.inProgressConferenceJoins) {
2821            if (account.inProgressConferenceJoins.contains(conversation)) {
2822                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2823                return;
2824            }
2825        }
2826        synchronized (account.inProgressConferencePings) {
2827            if (!account.inProgressConferencePings.add(conversation)) {
2828                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2829                return;
2830            }
2831        }
2832        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2833        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
2834        ping.setTo(self);
2835        ping.addChild("ping", Namespace.PING);
2836        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
2837            if (response.getType() == IqPacket.TYPE.ERROR) {
2838                Element error = response.findChild("error");
2839                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
2840                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
2841                } else {
2842                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
2843                    joinMuc(conversation);
2844                }
2845            } else if (response.getType() == IqPacket.TYPE.RESULT) {
2846                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
2847            }
2848            synchronized (account.inProgressConferencePings) {
2849                account.inProgressConferencePings.remove(conversation);
2850            }
2851        });
2852    }
2853
2854    public void joinMuc(Conversation conversation) {
2855        joinMuc(conversation, null, false);
2856    }
2857
2858    public void joinMuc(Conversation conversation, boolean followedInvite) {
2859        joinMuc(conversation, null, followedInvite);
2860    }
2861
2862    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
2863        joinMuc(conversation, onConferenceJoined, false);
2864    }
2865
2866    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
2867        final Account account = conversation.getAccount();
2868        synchronized (account.pendingConferenceJoins) {
2869            account.pendingConferenceJoins.remove(conversation);
2870        }
2871        synchronized (account.pendingConferenceLeaves) {
2872            account.pendingConferenceLeaves.remove(conversation);
2873        }
2874        if (account.getStatus() == Account.State.ONLINE) {
2875            synchronized (account.inProgressConferenceJoins) {
2876                account.inProgressConferenceJoins.add(conversation);
2877            }
2878            if (Config.MUC_LEAVE_BEFORE_JOIN) {
2879                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
2880            }
2881            conversation.resetMucOptions();
2882            if (onConferenceJoined != null) {
2883                conversation.getMucOptions().flagNoAutoPushConfiguration();
2884            }
2885            conversation.setHasMessagesLeftOnServer(false);
2886            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
2887
2888                private void join(Conversation conversation) {
2889                    Account account = conversation.getAccount();
2890                    final MucOptions mucOptions = conversation.getMucOptions();
2891
2892                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
2893                        synchronized (account.inProgressConferenceJoins) {
2894                            account.inProgressConferenceJoins.remove(conversation);
2895                        }
2896                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
2897                        updateConversationUi();
2898                        if (onConferenceJoined != null) {
2899                            onConferenceJoined.onConferenceJoined(conversation);
2900                        }
2901                        return;
2902                    }
2903
2904                    final Jid joinJid = mucOptions.getSelf().getFullJid();
2905                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
2906                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
2907                    packet.setTo(joinJid);
2908                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
2909                    if (conversation.getMucOptions().getPassword() != null) {
2910                        x.addChild("password").setContent(mucOptions.getPassword());
2911                    }
2912
2913                    if (mucOptions.mamSupport()) {
2914                        // Use MAM instead of the limited muc history to get history
2915                        x.addChild("history").setAttribute("maxchars", "0");
2916                    } else {
2917                        // Fallback to muc history
2918                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
2919                    }
2920                    sendPresencePacket(account, packet);
2921                    if (onConferenceJoined != null) {
2922                        onConferenceJoined.onConferenceJoined(conversation);
2923                    }
2924                    if (!joinJid.equals(conversation.getJid())) {
2925                        conversation.setContactJid(joinJid);
2926                        databaseBackend.updateConversation(conversation);
2927                    }
2928
2929                    if (mucOptions.mamSupport()) {
2930                        getMessageArchiveService().catchupMUC(conversation);
2931                    }
2932                    if (mucOptions.isPrivateAndNonAnonymous()) {
2933                        fetchConferenceMembers(conversation);
2934
2935                        if (followedInvite) {
2936                            final Bookmark bookmark = conversation.getBookmark();
2937                            if (bookmark != null) {
2938                                if (!bookmark.autojoin()) {
2939                                    bookmark.setAutojoin(true);
2940                                    createBookmark(account, bookmark);
2941                                }
2942                            } else {
2943                                saveConversationAsBookmark(conversation, null);
2944                            }
2945                        }
2946                    }
2947                    synchronized (account.inProgressConferenceJoins) {
2948                        account.inProgressConferenceJoins.remove(conversation);
2949                        sendUnsentMessages(conversation);
2950                    }
2951                }
2952
2953                @Override
2954                public void onConferenceConfigurationFetched(Conversation conversation) {
2955                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2956                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2957                        return;
2958                    }
2959                    join(conversation);
2960                }
2961
2962                @Override
2963                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
2964                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2965                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2966                        return;
2967                    }
2968                    if ("remote-server-not-found".equals(errorCondition)) {
2969                        synchronized (account.inProgressConferenceJoins) {
2970                            account.inProgressConferenceJoins.remove(conversation);
2971                        }
2972                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
2973                        updateConversationUi();
2974                    } else {
2975                        join(conversation);
2976                        fetchConferenceConfiguration(conversation);
2977                    }
2978                }
2979            });
2980            updateConversationUi();
2981        } else {
2982            synchronized (account.pendingConferenceJoins) {
2983                account.pendingConferenceJoins.add(conversation);
2984            }
2985            conversation.resetMucOptions();
2986            conversation.setHasMessagesLeftOnServer(false);
2987            updateConversationUi();
2988        }
2989    }
2990
2991    private void fetchConferenceMembers(final Conversation conversation) {
2992        final Account account = conversation.getAccount();
2993        final AxolotlService axolotlService = account.getAxolotlService();
2994        final String[] affiliations = {"member", "admin", "owner"};
2995        OnIqPacketReceived callback = new OnIqPacketReceived() {
2996
2997            private int i = 0;
2998            private boolean success = true;
2999
3000            @Override
3001            public void onIqPacketReceived(Account account, IqPacket packet) {
3002                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3003                Element query = packet.query("http://jabber.org/protocol/muc#admin");
3004                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
3005                    for (Element child : query.getChildren()) {
3006                        if ("item".equals(child.getName())) {
3007                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
3008                            if (!user.realJidMatchesAccount()) {
3009                                boolean isNew = conversation.getMucOptions().updateUser(user);
3010                                Contact contact = user.getContact();
3011                                if (omemoEnabled
3012                                        && isNew
3013                                        && user.getRealJid() != null
3014                                        && (contact == null || !contact.mutualPresenceSubscription())
3015                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
3016                                    axolotlService.fetchDeviceIds(user.getRealJid());
3017                                }
3018                            }
3019                        }
3020                    }
3021                } else {
3022                    success = false;
3023                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
3024                }
3025                ++i;
3026                if (i >= affiliations.length) {
3027                    List<Jid> members = conversation.getMucOptions().getMembers(true);
3028                    if (success) {
3029                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3030                        boolean changed = false;
3031                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3032                            Jid jid = iterator.next();
3033                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3034                                iterator.remove();
3035                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3036                                changed = true;
3037                            }
3038                        }
3039                        if (changed) {
3040                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3041                            updateConversation(conversation);
3042                        }
3043                    }
3044                    getAvatarService().clear(conversation);
3045                    updateMucRosterUi();
3046                    updateConversationUi();
3047                }
3048            }
3049        };
3050        for (String affiliation : affiliations) {
3051            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3052        }
3053        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3054    }
3055
3056    public void providePasswordForMuc(Conversation conversation, String password) {
3057        if (conversation.getMode() == Conversation.MODE_MULTI) {
3058            conversation.getMucOptions().setPassword(password);
3059            if (conversation.getBookmark() != null) {
3060                final Bookmark bookmark = conversation.getBookmark();
3061                if (synchronizeWithBookmarks()) {
3062                    bookmark.setAutojoin(true);
3063                }
3064                createBookmark(conversation.getAccount(), bookmark);
3065            }
3066            updateConversation(conversation);
3067            joinMuc(conversation);
3068        }
3069    }
3070
3071    private boolean hasEnabledAccounts() {
3072        if (this.accounts == null) {
3073            return false;
3074        }
3075        for (Account account : this.accounts) {
3076            if (account.isEnabled()) {
3077                return true;
3078            }
3079        }
3080        return false;
3081    }
3082
3083
3084    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3085        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3086    }
3087
3088    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3089        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3090    }
3091
3092
3093    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3094        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3095    }
3096
3097    public void persistSelfNick(MucOptions.User self) {
3098        final Conversation conversation = self.getConversation();
3099        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3100        Jid full = self.getFullJid();
3101        if (!full.equals(conversation.getJid())) {
3102            Log.d(Config.LOGTAG, "nick changed. updating");
3103            conversation.setContactJid(full);
3104            databaseBackend.updateConversation(conversation);
3105        }
3106
3107        final Bookmark bookmark = conversation.getBookmark();
3108        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3109        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
3110            final Account account = conversation.getAccount();
3111            final String defaultNick = MucOptions.defaultNick(account);
3112            if (TextUtils.isEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3113                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
3114                return;
3115            }
3116            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
3117            bookmark.setNick(full.getResource());
3118            createBookmark(bookmark.getAccount(), bookmark);
3119        }
3120    }
3121
3122    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3123        final MucOptions options = conversation.getMucOptions();
3124        final Jid joinJid = options.createJoinJid(nick);
3125        if (joinJid == null) {
3126            return false;
3127        }
3128        if (options.online()) {
3129            Account account = conversation.getAccount();
3130            options.setOnRenameListener(new OnRenameListener() {
3131
3132                @Override
3133                public void onSuccess() {
3134                    callback.success(conversation);
3135                }
3136
3137                @Override
3138                public void onFailure() {
3139                    callback.error(R.string.nick_in_use, conversation);
3140                }
3141            });
3142
3143            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
3144            packet.setTo(joinJid);
3145            sendPresencePacket(account, packet);
3146        } else {
3147            conversation.setContactJid(joinJid);
3148            databaseBackend.updateConversation(conversation);
3149            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3150                Bookmark bookmark = conversation.getBookmark();
3151                if (bookmark != null) {
3152                    bookmark.setNick(nick);
3153                    createBookmark(bookmark.getAccount(), bookmark);
3154                }
3155                joinMuc(conversation);
3156            }
3157        }
3158        return true;
3159    }
3160
3161    public void leaveMuc(Conversation conversation) {
3162        leaveMuc(conversation, false);
3163    }
3164
3165    private void leaveMuc(Conversation conversation, boolean now) {
3166        final Account account = conversation.getAccount();
3167        synchronized (account.pendingConferenceJoins) {
3168            account.pendingConferenceJoins.remove(conversation);
3169        }
3170        synchronized (account.pendingConferenceLeaves) {
3171            account.pendingConferenceLeaves.remove(conversation);
3172        }
3173        if (account.getStatus() == Account.State.ONLINE || now) {
3174            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3175            conversation.getMucOptions().setOffline();
3176            Bookmark bookmark = conversation.getBookmark();
3177            if (bookmark != null) {
3178                bookmark.setConversation(null);
3179            }
3180            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3181        } else {
3182            synchronized (account.pendingConferenceLeaves) {
3183                account.pendingConferenceLeaves.add(conversation);
3184            }
3185        }
3186    }
3187
3188    public String findConferenceServer(final Account account) {
3189        String server;
3190        if (account.getXmppConnection() != null) {
3191            server = account.getXmppConnection().getMucServer();
3192            if (server != null) {
3193                return server;
3194            }
3195        }
3196        for (Account other : getAccounts()) {
3197            if (other != account && other.getXmppConnection() != null) {
3198                server = other.getXmppConnection().getMucServer();
3199                if (server != null) {
3200                    return server;
3201                }
3202            }
3203        }
3204        return null;
3205    }
3206
3207
3208    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3209        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3210            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3211            if (!TextUtils.isEmpty(name)) {
3212                configuration.putString("muc#roomconfig_roomname", name);
3213            }
3214            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3215                @Override
3216                public void onPushSucceeded() {
3217                    saveConversationAsBookmark(conversation, name);
3218                    callback.success(conversation);
3219                }
3220
3221                @Override
3222                public void onPushFailed() {
3223                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3224                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3225                    } else {
3226                        callback.error(R.string.joined_an_existing_channel, conversation);
3227                    }
3228                }
3229            });
3230        });
3231    }
3232
3233    public boolean createAdhocConference(final Account account,
3234                                         final String name,
3235                                         final Iterable<Jid> jids,
3236                                         final UiCallback<Conversation> callback) {
3237        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3238        if (account.getStatus() == Account.State.ONLINE) {
3239            try {
3240                String server = findConferenceServer(account);
3241                if (server == null) {
3242                    if (callback != null) {
3243                        callback.error(R.string.no_conference_server_found, null);
3244                    }
3245                    return false;
3246                }
3247                final Jid jid = Jid.of(CryptoHelper.pronounceable(getRNG()), server, null);
3248                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3249                joinMuc(conversation, new OnConferenceJoined() {
3250                    @Override
3251                    public void onConferenceJoined(final Conversation conversation) {
3252                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3253                        if (!TextUtils.isEmpty(name)) {
3254                            configuration.putString("muc#roomconfig_roomname", name);
3255                        }
3256                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3257                            @Override
3258                            public void onPushSucceeded() {
3259                                for (Jid invite : jids) {
3260                                    invite(conversation, invite);
3261                                }
3262                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3263                                    Jid other = account.getJid().withResource(resource);
3264                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3265                                    directInvite(conversation, other);
3266                                }
3267                                saveConversationAsBookmark(conversation, name);
3268                                if (callback != null) {
3269                                    callback.success(conversation);
3270                                }
3271                            }
3272
3273                            @Override
3274                            public void onPushFailed() {
3275                                archiveConversation(conversation);
3276                                if (callback != null) {
3277                                    callback.error(R.string.conference_creation_failed, conversation);
3278                                }
3279                            }
3280                        });
3281                    }
3282                });
3283                return true;
3284            } catch (IllegalArgumentException e) {
3285                if (callback != null) {
3286                    callback.error(R.string.conference_creation_failed, null);
3287                }
3288                return false;
3289            }
3290        } else {
3291            if (callback != null) {
3292                callback.error(R.string.not_connected_try_again, null);
3293            }
3294            return false;
3295        }
3296    }
3297
3298    public void fetchConferenceConfiguration(final Conversation conversation) {
3299        fetchConferenceConfiguration(conversation, null);
3300    }
3301
3302    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3303        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3304        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3305            @Override
3306            public void onIqPacketReceived(Account account, IqPacket packet) {
3307                if (packet.getType() == IqPacket.TYPE.RESULT) {
3308                    final MucOptions mucOptions = conversation.getMucOptions();
3309                    final Bookmark bookmark = conversation.getBookmark();
3310                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3311
3312                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3313                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3314                        updateConversation(conversation);
3315                    }
3316
3317                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3318                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3319                            createBookmark(account, bookmark);
3320                        }
3321                    }
3322
3323
3324                    if (callback != null) {
3325                        callback.onConferenceConfigurationFetched(conversation);
3326                    }
3327
3328
3329                    updateConversationUi();
3330                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3331                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3332                } else {
3333                    if (callback != null) {
3334                        callback.onFetchFailed(conversation, packet.getErrorCondition());
3335                    }
3336                }
3337            }
3338        });
3339    }
3340
3341    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3342        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3343    }
3344
3345    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3346        Log.d(Config.LOGTAG, "pushing node configuration");
3347        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3348            @Override
3349            public void onIqPacketReceived(Account account, IqPacket packet) {
3350                if (packet.getType() == IqPacket.TYPE.RESULT) {
3351                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3352                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3353                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3354                    if (x != null) {
3355                        Data data = Data.parse(x);
3356                        data.submit(options);
3357                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3358                            @Override
3359                            public void onIqPacketReceived(Account account, IqPacket packet) {
3360                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3361                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3362                                    callback.onPushSucceeded();
3363                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3364                                    callback.onPushFailed();
3365                                }
3366                            }
3367                        });
3368                    } else if (callback != null) {
3369                        callback.onPushFailed();
3370                    }
3371                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3372                    callback.onPushFailed();
3373                }
3374            }
3375        });
3376    }
3377
3378    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3379        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3380            conversation.setAttribute("accept_non_anonymous", true);
3381            updateConversation(conversation);
3382        }
3383        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3384            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3385            options.putString("members_by_default", moderated ? "0" : "1");
3386        }
3387        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3388        request.setTo(conversation.getJid().asBareJid());
3389        request.query("http://jabber.org/protocol/muc#owner");
3390        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3391            @Override
3392            public void onIqPacketReceived(Account account, IqPacket packet) {
3393                if (packet.getType() == IqPacket.TYPE.RESULT) {
3394                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3395                    data.submit(options);
3396                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3397                    set.setTo(conversation.getJid().asBareJid());
3398                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3399                    sendIqPacket(account, set, new OnIqPacketReceived() {
3400                        @Override
3401                        public void onIqPacketReceived(Account account, IqPacket packet) {
3402                            if (callback != null) {
3403                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3404                                    callback.onPushSucceeded();
3405                                } else {
3406                                    callback.onPushFailed();
3407                                }
3408                            }
3409                        }
3410                    });
3411                } else {
3412                    if (callback != null) {
3413                        callback.onPushFailed();
3414                    }
3415                }
3416            }
3417        });
3418    }
3419
3420    public void pushSubjectToConference(final Conversation conference, final String subject) {
3421        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3422        this.sendMessagePacket(conference.getAccount(), packet);
3423    }
3424
3425    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3426        final Jid jid = user.asBareJid();
3427        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3428        sendIqPacket(conference.getAccount(), request, (account, response) -> {
3429            if (response.getType() == IqPacket.TYPE.RESULT) {
3430                conference.getMucOptions().changeAffiliation(jid, affiliation);
3431                getAvatarService().clear(conference);
3432                if (callback != null) {
3433                    callback.onAffiliationChangedSuccessful(jid);
3434                } else {
3435                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3436                }
3437            } else if (callback != null) {
3438                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3439            } else {
3440                Log.d(Config.LOGTAG, "unable to change affiliation");
3441            }
3442        });
3443    }
3444
3445    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3446        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3447        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3448            if (packet.getType() != IqPacket.TYPE.RESULT) {
3449                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3450            }
3451        });
3452    }
3453
3454    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3455        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3456        request.setTo(conversation.getJid().asBareJid());
3457        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3458        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3459            @Override
3460            public void onIqPacketReceived(Account account, IqPacket packet) {
3461                if (packet.getType() == IqPacket.TYPE.RESULT) {
3462                    if (callback != null) {
3463                        callback.onRoomDestroySucceeded();
3464                    }
3465                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3466                    if (callback != null) {
3467                        callback.onRoomDestroyFailed();
3468                    }
3469                }
3470            }
3471        });
3472    }
3473
3474    private void disconnect(Account account, boolean force) {
3475        if ((account.getStatus() == Account.State.ONLINE)
3476                || (account.getStatus() == Account.State.DISABLED)) {
3477            final XmppConnection connection = account.getXmppConnection();
3478            if (!force) {
3479                List<Conversation> conversations = getConversations();
3480                for (Conversation conversation : conversations) {
3481                    if (conversation.getAccount() == account) {
3482                        if (conversation.getMode() == Conversation.MODE_MULTI) {
3483                            leaveMuc(conversation, true);
3484                        }
3485                    }
3486                }
3487                sendOfflinePresence(account);
3488            }
3489            connection.disconnect(force);
3490        }
3491    }
3492
3493    @Override
3494    public IBinder onBind(Intent intent) {
3495        return mBinder;
3496    }
3497
3498    public void updateMessage(Message message) {
3499        updateMessage(message, true);
3500    }
3501
3502    public void updateMessage(Message message, boolean includeBody) {
3503        databaseBackend.updateMessage(message, includeBody);
3504        updateConversationUi();
3505    }
3506
3507    public void createMessageAsync(final Message message) {
3508        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
3509    }
3510
3511    public void updateMessage(Message message, String uuid) {
3512        if (!databaseBackend.updateMessage(message, uuid)) {
3513            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3514        }
3515        updateConversationUi();
3516    }
3517
3518    protected void syncDirtyContacts(Account account) {
3519        for (Contact contact : account.getRoster().getContacts()) {
3520            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3521                pushContactToServer(contact);
3522            }
3523            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3524                deleteContactOnServer(contact);
3525            }
3526        }
3527    }
3528
3529    protected void unregisterPhoneAccounts(final Account account) {
3530        for (final Contact contact : account.getRoster().getContacts()) {
3531            if (!contact.showInRoster()) {
3532                contact.unregisterAsPhoneAccount(this);
3533            }
3534        }
3535    }
3536
3537    public void createContact(final Contact contact, final boolean autoGrant) {
3538        createContact(contact, autoGrant, null);
3539    }
3540
3541    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
3542        if (autoGrant) {
3543            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3544            contact.setOption(Contact.Options.ASKING);
3545        }
3546        pushContactToServer(contact, preAuth);
3547    }
3548
3549    public void pushContactToServer(final Contact contact) {
3550        pushContactToServer(contact, null);
3551    }
3552
3553    private void pushContactToServer(final Contact contact, final String preAuth) {
3554        contact.resetOption(Contact.Options.DIRTY_DELETE);
3555        contact.setOption(Contact.Options.DIRTY_PUSH);
3556        final Account account = contact.getAccount();
3557        if (account.getStatus() == Account.State.ONLINE) {
3558            final boolean ask = contact.getOption(Contact.Options.ASKING);
3559            final boolean sendUpdates = contact
3560                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3561                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3562            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3563            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3564            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3565            if (sendUpdates) {
3566                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3567            }
3568            if (ask) {
3569                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
3570            }
3571        } else {
3572            syncRoster(contact.getAccount());
3573        }
3574    }
3575
3576    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3577        new Thread(() -> {
3578            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3579            final int size = Config.AVATAR_SIZE;
3580            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3581            if (avatar != null) {
3582                if (!getFileBackend().save(avatar)) {
3583                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3584                    return;
3585                }
3586                avatar.owner = conversation.getJid().asBareJid();
3587                publishMucAvatar(conversation, avatar, callback);
3588            } else {
3589                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3590            }
3591        }).start();
3592    }
3593
3594    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3595        new Thread(() -> {
3596            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3597            final int size = Config.AVATAR_SIZE;
3598            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3599            if (avatar != null) {
3600                if (!getFileBackend().save(avatar)) {
3601                    Log.d(Config.LOGTAG, "unable to save vcard");
3602                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3603                    return;
3604                }
3605                publishAvatar(account, avatar, callback);
3606            } else {
3607                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3608            }
3609        }).start();
3610
3611    }
3612
3613    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3614        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3615        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3616            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3617            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3618                Element vcard = response.findChild("vCard", "vcard-temp");
3619                if (vcard == null) {
3620                    vcard = new Element("vCard", "vcard-temp");
3621                }
3622                Element photo = vcard.findChild("PHOTO");
3623                if (photo == null) {
3624                    photo = vcard.addChild("PHOTO");
3625                }
3626                photo.clearChildren();
3627                photo.addChild("TYPE").setContent(avatar.type);
3628                photo.addChild("BINVAL").setContent(avatar.image);
3629                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3630                publication.setTo(conversation.getJid().asBareJid());
3631                publication.addChild(vcard);
3632                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3633                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3634                        callback.onAvatarPublicationSucceeded();
3635                    } else {
3636                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3637                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3638                    }
3639                });
3640            } else {
3641                Log.d(Config.LOGTAG, "failed to request vcard " + response.toString());
3642                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3643            }
3644        });
3645    }
3646
3647    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3648        final Bundle options;
3649        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3650            options = PublishOptions.openAccess();
3651        } else {
3652            options = null;
3653        }
3654        publishAvatar(account, avatar, options, true, callback);
3655    }
3656
3657    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3658        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3659        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3660        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3661
3662            @Override
3663            public void onIqPacketReceived(Account account, IqPacket result) {
3664                if (result.getType() == IqPacket.TYPE.RESULT) {
3665                    publishAvatarMetadata(account, avatar, options, true, callback);
3666                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3667                    pushNodeConfiguration(account, "urn:xmpp:avatar:data", options, new OnConfigurationPushed() {
3668                        @Override
3669                        public void onPushSucceeded() {
3670                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3671                            publishAvatar(account, avatar, options, false, callback);
3672                        }
3673
3674                        @Override
3675                        public void onPushFailed() {
3676                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3677                            publishAvatar(account, avatar, null, false, callback);
3678                        }
3679                    });
3680                } else {
3681                    Element error = result.findChild("error");
3682                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3683                    if (callback != null) {
3684                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3685                    }
3686                }
3687            }
3688        });
3689    }
3690
3691    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3692        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3693        sendIqPacket(account, packet, new OnIqPacketReceived() {
3694            @Override
3695            public void onIqPacketReceived(Account account, IqPacket result) {
3696                if (result.getType() == IqPacket.TYPE.RESULT) {
3697                    if (account.setAvatar(avatar.getFilename())) {
3698                        getAvatarService().clear(account);
3699                        databaseBackend.updateAccount(account);
3700                        notifyAccountAvatarHasChanged(account);
3701                    }
3702                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3703                    if (callback != null) {
3704                        callback.onAvatarPublicationSucceeded();
3705                    }
3706                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3707                    pushNodeConfiguration(account, "urn:xmpp:avatar:metadata", options, new OnConfigurationPushed() {
3708                        @Override
3709                        public void onPushSucceeded() {
3710                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3711                            publishAvatarMetadata(account, avatar, options, false, callback);
3712                        }
3713
3714                        @Override
3715                        public void onPushFailed() {
3716                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3717                            publishAvatarMetadata(account, avatar, null, false, callback);
3718                        }
3719                    });
3720                } else {
3721                    if (callback != null) {
3722                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3723                    }
3724                }
3725            }
3726        });
3727    }
3728
3729    public void republishAvatarIfNeeded(Account account) {
3730        if (account.getAxolotlService().isPepBroken()) {
3731            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3732            return;
3733        }
3734        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3735        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3736
3737            private Avatar parseAvatar(IqPacket packet) {
3738                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3739                if (pubsub != null) {
3740                    Element items = pubsub.findChild("items");
3741                    if (items != null) {
3742                        return Avatar.parseMetadata(items);
3743                    }
3744                }
3745                return null;
3746            }
3747
3748            private boolean errorIsItemNotFound(IqPacket packet) {
3749                Element error = packet.findChild("error");
3750                return packet.getType() == IqPacket.TYPE.ERROR
3751                        && error != null
3752                        && error.hasChild("item-not-found");
3753            }
3754
3755            @Override
3756            public void onIqPacketReceived(Account account, IqPacket packet) {
3757                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
3758                    Avatar serverAvatar = parseAvatar(packet);
3759                    if (serverAvatar == null && account.getAvatar() != null) {
3760                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
3761                        if (avatar != null) {
3762                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
3763                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
3764                        } else {
3765                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
3766                        }
3767                    }
3768                }
3769            }
3770        });
3771    }
3772
3773    public void fetchAvatar(Account account, Avatar avatar) {
3774        fetchAvatar(account, avatar, null);
3775    }
3776
3777    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3778        final String KEY = generateFetchKey(account, avatar);
3779        synchronized (this.mInProgressAvatarFetches) {
3780            if (mInProgressAvatarFetches.add(KEY)) {
3781                switch (avatar.origin) {
3782                    case PEP:
3783                        this.mInProgressAvatarFetches.add(KEY);
3784                        fetchAvatarPep(account, avatar, callback);
3785                        break;
3786                    case VCARD:
3787                        this.mInProgressAvatarFetches.add(KEY);
3788                        fetchAvatarVcard(account, avatar, callback);
3789                        break;
3790                }
3791            } else if (avatar.origin == Avatar.Origin.PEP) {
3792                mOmittedPepAvatarFetches.add(KEY);
3793            } else {
3794                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
3795            }
3796        }
3797    }
3798
3799    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3800        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
3801        sendIqPacket(account, packet, (a, result) -> {
3802            synchronized (mInProgressAvatarFetches) {
3803                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
3804            }
3805            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
3806            if (result.getType() == IqPacket.TYPE.RESULT) {
3807                avatar.image = mIqParser.avatarData(result);
3808                if (avatar.image != null) {
3809                    if (getFileBackend().save(avatar)) {
3810                        if (a.getJid().asBareJid().equals(avatar.owner)) {
3811                            if (a.setAvatar(avatar.getFilename())) {
3812                                databaseBackend.updateAccount(a);
3813                            }
3814                            getAvatarService().clear(a);
3815                            updateConversationUi();
3816                            updateAccountUi();
3817                        } else {
3818                            final Contact contact = a.getRoster().getContact(avatar.owner);
3819                            contact.setAvatar(avatar);
3820                            syncRoster(account);
3821                            getAvatarService().clear(contact);
3822                            updateConversationUi();
3823                            updateRosterUi();
3824                        }
3825                        if (callback != null) {
3826                            callback.success(avatar);
3827                        }
3828                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
3829                        return;
3830                    }
3831                } else {
3832
3833                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
3834                }
3835            } else {
3836                Element error = result.findChild("error");
3837                if (error == null) {
3838                    Log.d(Config.LOGTAG, ERROR + "(server error)");
3839                } else {
3840                    Log.d(Config.LOGTAG, ERROR + error.toString());
3841                }
3842            }
3843            if (callback != null) {
3844                callback.error(0, null);
3845            }
3846
3847        });
3848    }
3849
3850    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3851        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
3852        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3853            @Override
3854            public void onIqPacketReceived(Account account, IqPacket packet) {
3855                final boolean previouslyOmittedPepFetch;
3856                synchronized (mInProgressAvatarFetches) {
3857                    final String KEY = generateFetchKey(account, avatar);
3858                    mInProgressAvatarFetches.remove(KEY);
3859                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
3860                }
3861                if (packet.getType() == IqPacket.TYPE.RESULT) {
3862                    Element vCard = packet.findChild("vCard", "vcard-temp");
3863                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
3864                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
3865                    if (image != null) {
3866                        avatar.image = image;
3867                        if (getFileBackend().save(avatar)) {
3868                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
3869                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
3870                            if (avatar.owner.isBareJid()) {
3871                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
3872                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
3873                                    account.setAvatar(avatar.getFilename());
3874                                    databaseBackend.updateAccount(account);
3875                                    getAvatarService().clear(account);
3876                                    updateAccountUi();
3877                                } else {
3878                                    final Contact contact = account.getRoster().getContact(avatar.owner);
3879                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
3880                                    syncRoster(account);
3881                                    getAvatarService().clear(contact);
3882                                    updateRosterUi();
3883                                }
3884                                updateConversationUi();
3885                            } else {
3886                                Conversation conversation = find(account, avatar.owner.asBareJid());
3887                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
3888                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
3889                                    if (user != null) {
3890                                        if (user.setAvatar(avatar)) {
3891                                            getAvatarService().clear(user);
3892                                            updateConversationUi();
3893                                            updateMucRosterUi();
3894                                        }
3895                                        if (user.getRealJid() != null) {
3896                                            Contact contact = account.getRoster().getContact(user.getRealJid());
3897                                            contact.setAvatar(avatar);
3898                                            syncRoster(account);
3899                                            getAvatarService().clear(contact);
3900                                            updateRosterUi();
3901                                        }
3902                                    }
3903                                }
3904                            }
3905                        }
3906                    }
3907                }
3908            }
3909        });
3910    }
3911
3912    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
3913        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3914        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3915
3916            @Override
3917            public void onIqPacketReceived(Account account, IqPacket packet) {
3918                if (packet.getType() == IqPacket.TYPE.RESULT) {
3919                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3920                    if (pubsub != null) {
3921                        Element items = pubsub.findChild("items");
3922                        if (items != null) {
3923                            Avatar avatar = Avatar.parseMetadata(items);
3924                            if (avatar != null) {
3925                                avatar.owner = account.getJid().asBareJid();
3926                                if (fileBackend.isAvatarCached(avatar)) {
3927                                    if (account.setAvatar(avatar.getFilename())) {
3928                                        databaseBackend.updateAccount(account);
3929                                    }
3930                                    getAvatarService().clear(account);
3931                                    callback.success(avatar);
3932                                } else {
3933                                    fetchAvatarPep(account, avatar, callback);
3934                                }
3935                                return;
3936                            }
3937                        }
3938                    }
3939                }
3940                callback.error(0, null);
3941            }
3942        });
3943    }
3944
3945    public void notifyAccountAvatarHasChanged(final Account account) {
3946        final XmppConnection connection = account.getXmppConnection();
3947        if (connection != null && connection.getFeatures().bookmarksConversion()) {
3948            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
3949            for (Conversation conversation : conversations) {
3950                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
3951                    final MucOptions mucOptions = conversation.getMucOptions();
3952                    if (mucOptions.online()) {
3953                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
3954                        packet.setTo(mucOptions.getSelf().getFullJid());
3955                        connection.sendPresencePacket(packet);
3956                    }
3957                }
3958            }
3959        }
3960    }
3961
3962    public void deleteContactOnServer(Contact contact) {
3963        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
3964        contact.resetOption(Contact.Options.DIRTY_PUSH);
3965        contact.setOption(Contact.Options.DIRTY_DELETE);
3966        Account account = contact.getAccount();
3967        if (account.getStatus() == Account.State.ONLINE) {
3968            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3969            Element item = iq.query(Namespace.ROSTER).addChild("item");
3970            item.setAttribute("jid", contact.getJid());
3971            item.setAttribute("subscription", "remove");
3972            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3973        }
3974    }
3975
3976    public void updateConversation(final Conversation conversation) {
3977        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
3978    }
3979
3980    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
3981        synchronized (account) {
3982            XmppConnection connection = account.getXmppConnection();
3983            if (connection == null) {
3984                connection = createConnection(account);
3985                account.setXmppConnection(connection);
3986            }
3987            boolean hasInternet = hasInternetConnection();
3988            if (account.isEnabled() && hasInternet) {
3989                if (!force) {
3990                    disconnect(account, false);
3991                }
3992                Thread thread = new Thread(connection);
3993                connection.setInteractive(interactive);
3994                connection.prepareNewConnection();
3995                connection.interrupt();
3996                thread.start();
3997                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
3998            } else {
3999                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4000                account.getRoster().clearPresences();
4001                connection.resetEverything();
4002                final AxolotlService axolotlService = account.getAxolotlService();
4003                if (axolotlService != null) {
4004                    axolotlService.resetBrokenness();
4005                }
4006                if (!hasInternet) {
4007                    account.setStatus(Account.State.NO_INTERNET);
4008                }
4009            }
4010        }
4011    }
4012
4013    public void reconnectAccountInBackground(final Account account) {
4014        new Thread(() -> reconnectAccount(account, false, true)).start();
4015    }
4016
4017    public void invite(final Conversation conversation, final Jid contact) {
4018        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
4019        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
4020        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
4021            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
4022        }
4023        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
4024        sendMessagePacket(conversation.getAccount(), packet);
4025    }
4026
4027    public void directInvite(Conversation conversation, Jid jid) {
4028        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
4029        sendMessagePacket(conversation.getAccount(), packet);
4030    }
4031
4032    public void resetSendingToWaiting(Account account) {
4033        for (Conversation conversation : getConversations()) {
4034            if (conversation.getAccount() == account) {
4035                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4036            }
4037        }
4038    }
4039
4040    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4041        return markMessage(account, recipient, uuid, status, null);
4042    }
4043
4044    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4045        if (uuid == null) {
4046            return null;
4047        }
4048        for (Conversation conversation : getConversations()) {
4049            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4050                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4051                if (message != null) {
4052                    markMessage(message, status, errorMessage);
4053                }
4054                return message;
4055            }
4056        }
4057        return null;
4058    }
4059
4060    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4061        return markMessage(conversation, uuid, status, serverMessageId, null);
4062    }
4063
4064    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body) {
4065        if (uuid == null) {
4066            return false;
4067        } else {
4068            final Message message = conversation.findSentMessageWithUuid(uuid);
4069            if (message != null) {
4070                if (message.getServerMsgId() == null) {
4071                    message.setServerMsgId(serverMessageId);
4072                }
4073                if (message.getEncryption() == Message.ENCRYPTION_NONE
4074                        && message.isTypeText()
4075                        && isBodyModified(message, body)) {
4076                    message.setBody(body.content);
4077                    if (body.count > 1) {
4078                        message.setBodyLanguage(body.language);
4079                    }
4080                    markMessage(message, status, null, true);
4081                } else {
4082                    markMessage(message, status);
4083                }
4084                return true;
4085            } else {
4086                return false;
4087            }
4088        }
4089    }
4090
4091    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4092        if (body == null || body.content == null) {
4093            return false;
4094        }
4095        return !body.content.equals(message.getBody());
4096    }
4097
4098    public void markMessage(Message message, int status) {
4099        markMessage(message, status, null);
4100    }
4101
4102
4103    public void markMessage(final Message message, final int status, final String errorMessage) {
4104        markMessage(message, status, errorMessage, false);
4105    }
4106
4107    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4108        final int oldStatus = message.getStatus();
4109        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4110            return;
4111        }
4112        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4113            return;
4114        }
4115        message.setErrorMessage(errorMessage);
4116        message.setStatus(status);
4117        databaseBackend.updateMessage(message, includeBody);
4118        updateConversationUi();
4119        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4120            mNotificationService.pushFailedDelivery(message);
4121        }
4122    }
4123
4124    private SharedPreferences getPreferences() {
4125        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4126    }
4127
4128    public long getAutomaticMessageDeletionDate() {
4129        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4130        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4131    }
4132
4133    public long getLongPreference(String name, @IntegerRes int res) {
4134        long defaultValue = getResources().getInteger(res);
4135        try {
4136            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4137        } catch (NumberFormatException e) {
4138            return defaultValue;
4139        }
4140    }
4141
4142    public boolean getBooleanPreference(String name, @BoolRes int res) {
4143        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4144    }
4145
4146    public boolean confirmMessages() {
4147        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4148    }
4149
4150    public boolean allowMessageCorrection() {
4151        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4152    }
4153
4154    public boolean sendChatStates() {
4155        return getBooleanPreference("chat_states", R.bool.chat_states);
4156    }
4157
4158    private boolean synchronizeWithBookmarks() {
4159        return getBooleanPreference("autojoin", R.bool.autojoin);
4160    }
4161
4162    public boolean useTorToConnect() {
4163        return getBooleanPreference("use_tor", R.bool.use_tor);
4164    }
4165
4166    public boolean showExtendedConnectionOptions() {
4167        return getBooleanPreference("show_connection_options", R.bool.show_connection_options);
4168    }
4169
4170    public boolean broadcastLastActivity() {
4171        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4172    }
4173
4174    public int unreadCount() {
4175        int count = 0;
4176        for (Conversation conversation : getConversations()) {
4177            count += conversation.unreadCount();
4178        }
4179        return count;
4180    }
4181
4182
4183    private <T> List<T> threadSafeList(Set<T> set) {
4184        synchronized (LISTENER_LOCK) {
4185            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
4186        }
4187    }
4188
4189    public void showErrorToastInUi(int resId) {
4190        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4191            listener.onShowErrorToast(resId);
4192        }
4193    }
4194
4195    public void updateConversationUi() {
4196        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4197            listener.onConversationUpdate();
4198        }
4199    }
4200
4201    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4202        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4203            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4204        }
4205    }
4206
4207    public void notifyJingleRtpConnectionUpdate(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
4208        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4209            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4210        }
4211    }
4212
4213    public void updateAccountUi() {
4214        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4215            listener.onAccountUpdate();
4216        }
4217    }
4218
4219    public void updateRosterUi() {
4220        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4221            listener.onRosterUpdate();
4222        }
4223    }
4224
4225    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4226        if (mOnCaptchaRequested.size() > 0) {
4227            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4228            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4229                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4230            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4231                listener.onCaptchaRequested(account, id, data, scaled);
4232            }
4233            return true;
4234        }
4235        return false;
4236    }
4237
4238    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4239        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4240            listener.OnUpdateBlocklist(status);
4241        }
4242    }
4243
4244    public void updateMucRosterUi() {
4245        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4246            listener.onMucRosterUpdate();
4247        }
4248    }
4249
4250    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4251        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4252            listener.onKeyStatusUpdated(report);
4253        }
4254    }
4255
4256    public Account findAccountByJid(final Jid jid) {
4257        for (final Account account : this.accounts) {
4258            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4259                return account;
4260            }
4261        }
4262        return null;
4263    }
4264
4265    public Account findAccountByUuid(final String uuid) {
4266        for (Account account : this.accounts) {
4267            if (account.getUuid().equals(uuid)) {
4268                return account;
4269            }
4270        }
4271        return null;
4272    }
4273
4274    public Conversation findConversationByUuid(String uuid) {
4275        for (Conversation conversation : getConversations()) {
4276            if (conversation.getUuid().equals(uuid)) {
4277                return conversation;
4278            }
4279        }
4280        return null;
4281    }
4282
4283    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4284        List<Conversation> findings = new ArrayList<>();
4285        for (Conversation c : getConversations()) {
4286            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4287                findings.add(c);
4288            }
4289        }
4290        return findings.size() == 1 ? findings.get(0) : null;
4291    }
4292
4293    public boolean markRead(final Conversation conversation, boolean dismiss) {
4294        return markRead(conversation, null, dismiss).size() > 0;
4295    }
4296
4297    public void markRead(final Conversation conversation) {
4298        markRead(conversation, null, true);
4299    }
4300
4301    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4302        if (dismiss) {
4303            mNotificationService.clear(conversation);
4304        }
4305        final List<Message> readMessages = conversation.markRead(upToUuid);
4306        if (readMessages.size() > 0) {
4307            Runnable runnable = () -> {
4308                for (Message message : readMessages) {
4309                    databaseBackend.updateMessage(message, false);
4310                }
4311            };
4312            mDatabaseWriterExecutor.execute(runnable);
4313            updateConversationUi();
4314            updateUnreadCountBadge();
4315            return readMessages;
4316        } else {
4317            return readMessages;
4318        }
4319    }
4320
4321    public synchronized void updateUnreadCountBadge() {
4322        int count = unreadCount();
4323        if (unreadCount != count) {
4324            Log.d(Config.LOGTAG, "update unread count to " + count);
4325            if (count > 0) {
4326                ShortcutBadger.applyCount(getApplicationContext(), count);
4327            } else {
4328                ShortcutBadger.removeCount(getApplicationContext());
4329            }
4330            unreadCount = count;
4331        }
4332    }
4333
4334    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4335        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4336        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4337        if (readMessages.size() > 0) {
4338            updateConversationUi();
4339        }
4340        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4341        if (confirmMessages()
4342                && markable != null
4343                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4344                && markable.getRemoteMsgId() != null) {
4345            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4346            final Account account = conversation.getAccount();
4347            final MessagePacket packet = mMessageGenerator.confirm(markable);
4348            this.sendMessagePacket(account, packet);
4349        }
4350    }
4351
4352    public SecureRandom getRNG() {
4353        return this.mRandom;
4354    }
4355
4356    public MemorizingTrustManager getMemorizingTrustManager() {
4357        return this.mMemorizingTrustManager;
4358    }
4359
4360    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4361        this.mMemorizingTrustManager = trustManager;
4362    }
4363
4364    public void updateMemorizingTrustmanager() {
4365        final MemorizingTrustManager tm;
4366        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4367        if (dontTrustSystemCAs) {
4368            tm = new MemorizingTrustManager(getApplicationContext(), null);
4369        } else {
4370            tm = new MemorizingTrustManager(getApplicationContext());
4371        }
4372        setMemorizingTrustManager(tm);
4373    }
4374
4375    public LruCache<String, Bitmap> getBitmapCache() {
4376        return this.mBitmapCache;
4377    }
4378
4379    public LruCache<String, Drawable> getDrawableCache() {
4380        return this.mDrawableCache;
4381    }
4382
4383    public Collection<String> getKnownHosts() {
4384        final Set<String> hosts = new HashSet<>();
4385        for (final Account account : getAccounts()) {
4386            hosts.add(account.getServer());
4387            for (final Contact contact : account.getRoster().getContacts()) {
4388                if (contact.showInRoster()) {
4389                    final String server = contact.getServer();
4390                    if (server != null) {
4391                        hosts.add(server);
4392                    }
4393                }
4394            }
4395        }
4396        if (Config.QUICKSY_DOMAIN != null) {
4397            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4398        }
4399        if (Config.DOMAIN_LOCK != null) {
4400            hosts.add(Config.DOMAIN_LOCK);
4401        }
4402        if (Config.MAGIC_CREATE_DOMAIN != null) {
4403            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4404        }
4405        return hosts;
4406    }
4407
4408    public Collection<String> getKnownConferenceHosts() {
4409        final Set<String> mucServers = new HashSet<>();
4410        for (final Account account : accounts) {
4411            if (account.getXmppConnection() != null) {
4412                mucServers.addAll(account.getXmppConnection().getMucServers());
4413                for (Bookmark bookmark : account.getBookmarks()) {
4414                    final Jid jid = bookmark.getJid();
4415                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
4416                    if (s != null) {
4417                        mucServers.add(s);
4418                    }
4419                }
4420            }
4421        }
4422        return mucServers;
4423    }
4424
4425    public void sendMessagePacket(Account account, MessagePacket packet) {
4426        final XmppConnection connection = account.getXmppConnection();
4427        if (connection != null) {
4428            connection.sendMessagePacket(packet);
4429        }
4430    }
4431
4432    public void sendPresencePacket(Account account, PresencePacket packet) {
4433        XmppConnection connection = account.getXmppConnection();
4434        if (connection != null) {
4435            connection.sendPresencePacket(packet);
4436        }
4437    }
4438
4439    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4440        final XmppConnection connection = account.getXmppConnection();
4441        if (connection != null) {
4442            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4443            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4444        }
4445    }
4446
4447    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4448        final XmppConnection connection = account.getXmppConnection();
4449        if (connection != null) {
4450            connection.sendIqPacket(packet, callback);
4451        } else if (callback != null) {
4452            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4453        }
4454    }
4455
4456    public void sendPresence(final Account account) {
4457        sendPresence(account, checkListeners() && broadcastLastActivity());
4458    }
4459
4460    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4461        final Presence.Status status;
4462        if (manuallyChangePresence()) {
4463            status = account.getPresenceStatus();
4464        } else {
4465            status = getTargetPresence();
4466        }
4467        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4468        if (mLastActivity > 0 && includeIdleTimestamp) {
4469            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4470            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4471        }
4472        sendPresencePacket(account, packet);
4473    }
4474
4475    private void deactivateGracePeriod() {
4476        for (Account account : getAccounts()) {
4477            account.deactivateGracePeriod();
4478        }
4479    }
4480
4481    public void refreshAllPresences() {
4482        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4483        for (Account account : getAccounts()) {
4484            if (account.isEnabled()) {
4485                sendPresence(account, includeIdleTimestamp);
4486            }
4487        }
4488    }
4489
4490    private void refreshAllFcmTokens() {
4491        for (Account account : getAccounts()) {
4492            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4493                mPushManagementService.registerPushTokenOnServer(account);
4494                //TODO renew mucs
4495            }
4496        }
4497    }
4498
4499    private void sendOfflinePresence(final Account account) {
4500        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4501        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4502    }
4503
4504    public MessageGenerator getMessageGenerator() {
4505        return this.mMessageGenerator;
4506    }
4507
4508    public PresenceGenerator getPresenceGenerator() {
4509        return this.mPresenceGenerator;
4510    }
4511
4512    public IqGenerator getIqGenerator() {
4513        return this.mIqGenerator;
4514    }
4515
4516    public IqParser getIqParser() {
4517        return this.mIqParser;
4518    }
4519
4520    public JingleConnectionManager getJingleConnectionManager() {
4521        return this.mJingleConnectionManager;
4522    }
4523
4524    public MessageArchiveService getMessageArchiveService() {
4525        return this.mMessageArchiveService;
4526    }
4527
4528    public QuickConversationsService getQuickConversationsService() {
4529        return this.mQuickConversationsService;
4530    }
4531
4532    public List<Contact> findContacts(Jid jid, String accountJid) {
4533        ArrayList<Contact> contacts = new ArrayList<>();
4534        for (Account account : getAccounts()) {
4535            if ((account.isEnabled() || accountJid != null)
4536                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4537                Contact contact = account.getRoster().getContactFromContactList(jid);
4538                if (contact != null) {
4539                    contacts.add(contact);
4540                }
4541            }
4542        }
4543        return contacts;
4544    }
4545
4546    public Conversation findFirstMuc(Jid jid) {
4547        for (Conversation conversation : getConversations()) {
4548            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4549                return conversation;
4550            }
4551        }
4552        return null;
4553    }
4554
4555    public NotificationService getNotificationService() {
4556        return this.mNotificationService;
4557    }
4558
4559    public HttpConnectionManager getHttpConnectionManager() {
4560        return this.mHttpConnectionManager;
4561    }
4562
4563    public void resendFailedMessages(final Message message) {
4564        final Collection<Message> messages = new ArrayList<>();
4565        Message current = message;
4566        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4567            messages.add(current);
4568            if (current.mergeable(current.next())) {
4569                current = current.next();
4570            } else {
4571                break;
4572            }
4573        }
4574        for (final Message msg : messages) {
4575            msg.setTime(System.currentTimeMillis());
4576            markMessage(msg, Message.STATUS_WAITING);
4577            this.resendMessage(msg, false);
4578        }
4579        if (message.getConversation() instanceof Conversation) {
4580            ((Conversation) message.getConversation()).sort();
4581        }
4582        updateConversationUi();
4583    }
4584
4585    public void clearConversationHistory(final Conversation conversation) {
4586        final long clearDate;
4587        final String reference;
4588        if (conversation.countMessages() > 0) {
4589            Message latestMessage = conversation.getLatestMessage();
4590            clearDate = latestMessage.getTimeSent() + 1000;
4591            reference = latestMessage.getServerMsgId();
4592        } else {
4593            clearDate = System.currentTimeMillis();
4594            reference = null;
4595        }
4596        conversation.clearMessages();
4597        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4598        conversation.setLastClearHistory(clearDate, reference);
4599        Runnable runnable = () -> {
4600            databaseBackend.deleteMessagesInConversation(conversation);
4601            databaseBackend.updateConversation(conversation);
4602        };
4603        mDatabaseWriterExecutor.execute(runnable);
4604    }
4605
4606    public boolean sendBlockRequest(final Blockable blockable, boolean reportSpam) {
4607        if (blockable != null && blockable.getBlockedJid() != null) {
4608            final Jid jid = blockable.getBlockedJid();
4609            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam), (a, response) -> {
4610                if (response.getType() == IqPacket.TYPE.RESULT) {
4611                    a.getBlocklist().add(jid);
4612                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4613                }
4614            });
4615            if (blockable.getBlockedJid().isFullJid()) {
4616                return false;
4617            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4618                updateConversationUi();
4619                return true;
4620            } else {
4621                return false;
4622            }
4623        } else {
4624            return false;
4625        }
4626    }
4627
4628    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4629        boolean removed = false;
4630        synchronized (this.conversations) {
4631            boolean domainJid = blockedJid.getLocal() == null;
4632            for (Conversation conversation : this.conversations) {
4633                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
4634                        || blockedJid.equals(conversation.getJid().asBareJid());
4635                if (conversation.getAccount() == account
4636                        && conversation.getMode() == Conversation.MODE_SINGLE
4637                        && jidMatches) {
4638                    this.conversations.remove(conversation);
4639                    markRead(conversation);
4640                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
4641                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
4642                    updateConversation(conversation);
4643                    removed = true;
4644                }
4645            }
4646        }
4647        return removed;
4648    }
4649
4650    public void sendUnblockRequest(final Blockable blockable) {
4651        if (blockable != null && blockable.getJid() != null) {
4652            final Jid jid = blockable.getBlockedJid();
4653            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
4654                @Override
4655                public void onIqPacketReceived(final Account account, final IqPacket packet) {
4656                    if (packet.getType() == IqPacket.TYPE.RESULT) {
4657                        account.getBlocklist().remove(jid);
4658                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
4659                    }
4660                }
4661            });
4662        }
4663    }
4664
4665    public void publishDisplayName(Account account) {
4666        String displayName = account.getDisplayName();
4667        final IqPacket request;
4668        if (TextUtils.isEmpty(displayName)) {
4669            request = mIqGenerator.deleteNode(Namespace.NICK);
4670        } else {
4671            request = mIqGenerator.publishNick(displayName);
4672        }
4673        mAvatarService.clear(account);
4674        sendIqPacket(account, request, (account1, packet) -> {
4675            if (packet.getType() == IqPacket.TYPE.ERROR) {
4676                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet.toString());
4677            }
4678        });
4679    }
4680
4681    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
4682        ServiceDiscoveryResult result = discoCache.get(key);
4683        if (result != null) {
4684            return result;
4685        } else {
4686            if (key.first == null || key.second == null) return null;
4687            result = databaseBackend.findDiscoveryResult(key.first, key.second);
4688            if (result != null) {
4689                discoCache.put(key, result);
4690            }
4691            return result;
4692        }
4693    }
4694
4695    public void fetchFromGateway(Account account, final Jid jid, final String input, final OnGatewayResult callback) {
4696        IqPacket request = new IqPacket(input == null ? IqPacket.TYPE.GET : IqPacket.TYPE.SET);
4697        request.setTo(jid);
4698        Element query = request.query("jabber:iq:gateway");
4699        if (input != null) {
4700            Element prompt = query.addChild("prompt");
4701            prompt.setContent(input);
4702        }
4703        sendIqPacket(account, request, (Account acct, IqPacket packet) -> {
4704            if (packet.getType() == IqPacket.TYPE.RESULT) {
4705                callback.onGatewayResult(packet.query().findChildContent(input == null ? "prompt" : "jid"), null);
4706            } else {
4707                Element error = packet.findChild("error");
4708                callback.onGatewayResult(null, error == null ? null : error.findChildContent("text"));
4709            }
4710        });
4711    }
4712
4713    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
4714        fetchCaps(account, jid, presence, null);
4715    }
4716
4717    public void fetchCaps(Account account, final Jid jid, final Presence presence, Runnable cb) {
4718        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
4719        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
4720
4721        if (disco != null) {
4722            presence.setServiceDiscoveryResult(disco);
4723            final Contact contact = account.getRoster().getContact(jid);
4724            if (contact.refreshRtpCapability()) {
4725                syncRoster(account);
4726            }
4727            if (disco.hasIdentity("gateway", "pstn")) {
4728                contact.registerAsPhoneAccount(this);
4729                mQuickConversationsService.considerSyncBackground(false);
4730            }
4731        } else {
4732            final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4733            request.setTo(jid);
4734            final String node = presence.getNode();
4735            final String ver = presence.getVer();
4736            final Element query = request.query(Namespace.DISCO_INFO);
4737            if (node != null && ver != null) {
4738                query.setAttribute("node", node + "#" + ver);
4739            }
4740            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
4741            sendIqPacket(account, request, (a, response) -> {
4742                if (response.getType() == IqPacket.TYPE.RESULT) {
4743                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
4744                    if (presence.getVer() == null || presence.getVer().equals(discoveryResult.getVer())) {
4745                        databaseBackend.insertDiscoveryResult(discoveryResult);
4746                        injectServiceDiscoveryResult(a.getRoster(), presence.getHash(), presence.getVer(), jid.getResource(), discoveryResult);
4747                        if (discoveryResult.hasIdentity("gateway", "pstn")) {
4748                            final Contact contact = account.getRoster().getContact(jid);
4749                            contact.registerAsPhoneAccount(this);
4750                            mQuickConversationsService.considerSyncBackground(false);
4751                        }
4752                        if (cb != null) cb.run();
4753                    } else {
4754                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
4755                    }
4756                } else {
4757                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
4758                }
4759            });
4760        }
4761    }
4762
4763    public void fetchCommands(Account account, final Jid jid, OnIqPacketReceived callback) {
4764        final IqPacket request = mIqGenerator.queryDiscoItems(jid, "http://jabber.org/protocol/commands");
4765        sendIqPacket(account, request, callback);
4766    }
4767
4768    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, String resource, ServiceDiscoveryResult disco) {
4769        boolean rosterNeedsSync = false;
4770        for (final Contact contact : roster.getContacts()) {
4771            boolean serviceDiscoverySet = false;
4772            Presence onePresence = contact.getPresences().get(resource == null ? "" : resource);
4773            if (onePresence != null) {
4774                onePresence.setServiceDiscoveryResult(disco);
4775                serviceDiscoverySet = true;
4776            }
4777            if (hash != null && ver != null) {
4778                for (final Presence presence : contact.getPresences().getPresences()) {
4779                    if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
4780                        presence.setServiceDiscoveryResult(disco);
4781                        serviceDiscoverySet = true;
4782                    }
4783                }
4784            }
4785            if (serviceDiscoverySet) {
4786                rosterNeedsSync |= contact.refreshRtpCapability();
4787            }
4788        }
4789        if (rosterNeedsSync) {
4790            syncRoster(roster.getAccount());
4791        }
4792    }
4793
4794    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
4795        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
4796        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4797        request.addChild("prefs", version.namespace);
4798        sendIqPacket(account, request, (account1, packet) -> {
4799            Element prefs = packet.findChild("prefs", version.namespace);
4800            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
4801                callback.onPreferencesFetched(prefs);
4802            } else {
4803                callback.onPreferencesFetchFailed();
4804            }
4805        });
4806    }
4807
4808    public PushManagementService getPushManagementService() {
4809        return mPushManagementService;
4810    }
4811
4812    public void changeStatus(Account account, PresenceTemplate template, String signature) {
4813        if (!template.getStatusMessage().isEmpty()) {
4814            databaseBackend.insertPresenceTemplate(template);
4815        }
4816        account.setPgpSignature(signature);
4817        account.setPresenceStatus(template.getStatus());
4818        account.setPresenceStatusMessage(template.getStatusMessage());
4819        databaseBackend.updateAccount(account);
4820        sendPresence(account);
4821    }
4822
4823    public List<PresenceTemplate> getPresenceTemplates(Account account) {
4824        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
4825        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
4826            if (!templates.contains(template)) {
4827                templates.add(0, template);
4828            }
4829        }
4830        return templates;
4831    }
4832
4833    public void saveConversationAsBookmark(Conversation conversation, String name) {
4834        final Account account = conversation.getAccount();
4835        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
4836        final String nick = conversation.getJid().getResource();
4837        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
4838            bookmark.setNick(nick);
4839        }
4840        if (!TextUtils.isEmpty(name)) {
4841            bookmark.setBookmarkName(name);
4842        }
4843        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
4844        createBookmark(account, bookmark);
4845        bookmark.setConversation(conversation);
4846    }
4847
4848    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
4849        boolean performedVerification = false;
4850        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
4851        for (XmppUri.Fingerprint fp : fingerprints) {
4852            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4853                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4854                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4855                if (fingerprintStatus != null) {
4856                    if (!fingerprintStatus.isVerified()) {
4857                        performedVerification = true;
4858                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4859                    }
4860                } else {
4861                    axolotlService.preVerifyFingerprint(contact, fingerprint);
4862                }
4863            }
4864        }
4865        return performedVerification;
4866    }
4867
4868    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
4869        final AxolotlService axolotlService = account.getAxolotlService();
4870        boolean verifiedSomething = false;
4871        for (XmppUri.Fingerprint fp : fingerprints) {
4872            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4873                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4874                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
4875                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4876                if (fingerprintStatus != null) {
4877                    if (!fingerprintStatus.isVerified()) {
4878                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4879                        verifiedSomething = true;
4880                    }
4881                } else {
4882                    axolotlService.preVerifyFingerprint(account, fingerprint);
4883                    verifiedSomething = true;
4884                }
4885            }
4886        }
4887        return verifiedSomething;
4888    }
4889
4890    public boolean blindTrustBeforeVerification() {
4891        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
4892    }
4893
4894    public ShortcutService getShortcutService() {
4895        return mShortcutService;
4896    }
4897
4898    public void pushMamPreferences(Account account, Element prefs) {
4899        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
4900        set.addChild(prefs);
4901        sendIqPacket(account, set, null);
4902    }
4903
4904    public void evictPreview(String uuid) {
4905        if (mBitmapCache.remove(uuid) != null) {
4906            Log.d(Config.LOGTAG, "deleted cached preview");
4907        }
4908    }
4909
4910    public interface OnMamPreferencesFetched {
4911        void onPreferencesFetched(Element prefs);
4912
4913        void onPreferencesFetchFailed();
4914    }
4915
4916    public interface OnAccountCreated {
4917        void onAccountCreated(Account account);
4918
4919        void informUser(int r);
4920    }
4921
4922    public interface OnMoreMessagesLoaded {
4923        void onMoreMessagesLoaded(int count, Conversation conversation);
4924
4925        void informUser(int r);
4926    }
4927
4928    public interface OnAccountPasswordChanged {
4929        void onPasswordChangeSucceeded();
4930
4931        void onPasswordChangeFailed();
4932    }
4933
4934    public interface OnRoomDestroy {
4935        void onRoomDestroySucceeded();
4936
4937        void onRoomDestroyFailed();
4938    }
4939
4940    public interface OnAffiliationChanged {
4941        void onAffiliationChangedSuccessful(Jid jid);
4942
4943        void onAffiliationChangeFailed(Jid jid, int resId);
4944    }
4945
4946    public interface OnConversationUpdate {
4947        void onConversationUpdate();
4948    }
4949
4950    public interface OnJingleRtpConnectionUpdate {
4951        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
4952
4953        void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices);
4954    }
4955
4956    public interface OnAccountUpdate {
4957        void onAccountUpdate();
4958    }
4959
4960    public interface OnCaptchaRequested {
4961        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
4962    }
4963
4964    public interface OnRosterUpdate {
4965        void onRosterUpdate();
4966    }
4967
4968    public interface OnMucRosterUpdate {
4969        void onMucRosterUpdate();
4970    }
4971
4972    public interface OnConferenceConfigurationFetched {
4973        void onConferenceConfigurationFetched(Conversation conversation);
4974
4975        void onFetchFailed(Conversation conversation, String errorCondition);
4976    }
4977
4978    public interface OnConferenceJoined {
4979        void onConferenceJoined(Conversation conversation);
4980    }
4981
4982    public interface OnConfigurationPushed {
4983        void onPushSucceeded();
4984
4985        void onPushFailed();
4986    }
4987
4988    public interface OnShowErrorToast {
4989        void onShowErrorToast(int resId);
4990    }
4991
4992    public class XmppConnectionBinder extends Binder {
4993        public XmppConnectionService getService() {
4994            return XmppConnectionService.this;
4995        }
4996    }
4997
4998    private class InternalEventReceiver extends BroadcastReceiver {
4999
5000        @Override
5001        public void onReceive(Context context, Intent intent) {
5002            onStartCommand(intent, 0, 0);
5003        }
5004    }
5005
5006    public static class OngoingCall {
5007        public final AbstractJingleConnection.Id id;
5008        public final Set<Media> media;
5009        public final boolean reconnecting;
5010
5011        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
5012            this.id = id;
5013            this.media = media;
5014            this.reconnecting = reconnecting;
5015        }
5016
5017        @Override
5018        public boolean equals(Object o) {
5019            if (this == o) return true;
5020            if (o == null || getClass() != o.getClass()) return false;
5021            OngoingCall that = (OngoingCall) o;
5022            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
5023        }
5024
5025        @Override
5026        public int hashCode() {
5027            return Objects.hashCode(id, media, reconnecting);
5028        }
5029    }
5030}