XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import static eu.siacs.conversations.utils.Compatibility.s;
   4import static eu.siacs.conversations.utils.Random.SECURE_RANDOM;
   5
   6import android.Manifest;
   7import android.annotation.SuppressLint;
   8import android.annotation.TargetApi;
   9import android.app.AlarmManager;
  10import android.app.KeyguardManager;
  11import android.app.Notification;
  12import android.app.NotificationManager;
  13import android.app.PendingIntent;
  14import android.app.Service;
  15import android.content.BroadcastReceiver;
  16import android.content.ComponentName;
  17import android.content.Context;
  18import android.content.Intent;
  19import android.content.IntentFilter;
  20import android.content.SharedPreferences;
  21import android.content.pm.PackageManager;
  22import android.content.pm.ServiceInfo;
  23import android.database.ContentObserver;
  24import android.graphics.Bitmap;
  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.Messenger;
  37import android.os.PowerManager;
  38import android.os.PowerManager.WakeLock;
  39import android.os.SystemClock;
  40import android.preference.PreferenceManager;
  41import android.provider.ContactsContract;
  42import android.security.KeyChain;
  43import android.telephony.PhoneStateListener;
  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.annotation.NonNull;
  54import androidx.core.app.RemoteInput;
  55import androidx.core.content.ContextCompat;
  56import androidx.core.util.Consumer;
  57
  58import com.google.common.base.Objects;
  59import com.google.common.base.Optional;
  60import com.google.common.base.Strings;
  61
  62import org.conscrypt.Conscrypt;
  63import org.jxmpp.stringprep.libidn.LibIdnXmppStringprep;
  64import org.openintents.openpgp.IOpenPgpService2;
  65import org.openintents.openpgp.util.OpenPgpApi;
  66import org.openintents.openpgp.util.OpenPgpServiceConnection;
  67
  68import java.io.File;
  69import java.security.Security;
  70import java.security.cert.CertificateException;
  71import java.security.cert.X509Certificate;
  72import java.util.ArrayList;
  73import java.util.Arrays;
  74import java.util.Collection;
  75import java.util.Collections;
  76import java.util.HashSet;
  77import java.util.Hashtable;
  78import java.util.Iterator;
  79import java.util.List;
  80import java.util.ListIterator;
  81import java.util.Map;
  82import java.util.Set;
  83import java.util.WeakHashMap;
  84import java.util.concurrent.CopyOnWriteArrayList;
  85import java.util.concurrent.CountDownLatch;
  86import java.util.concurrent.Executor;
  87import java.util.concurrent.Executors;
  88import java.util.concurrent.ScheduledExecutorService;
  89import java.util.concurrent.TimeUnit;
  90import java.util.concurrent.atomic.AtomicBoolean;
  91import java.util.concurrent.atomic.AtomicLong;
  92import java.util.concurrent.atomic.AtomicReference;
  93
  94import eu.siacs.conversations.Config;
  95import eu.siacs.conversations.R;
  96import eu.siacs.conversations.android.JabberIdContact;
  97import eu.siacs.conversations.crypto.OmemoSetting;
  98import eu.siacs.conversations.crypto.PgpDecryptionService;
  99import eu.siacs.conversations.crypto.PgpEngine;
 100import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 101import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 102import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
 103import eu.siacs.conversations.entities.Account;
 104import eu.siacs.conversations.entities.Blockable;
 105import eu.siacs.conversations.entities.Bookmark;
 106import eu.siacs.conversations.entities.Contact;
 107import eu.siacs.conversations.entities.Conversation;
 108import eu.siacs.conversations.entities.Conversational;
 109import eu.siacs.conversations.entities.Message;
 110import eu.siacs.conversations.entities.MucOptions;
 111import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 112import eu.siacs.conversations.entities.Presence;
 113import eu.siacs.conversations.entities.PresenceTemplate;
 114import eu.siacs.conversations.entities.Roster;
 115import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 116import eu.siacs.conversations.generator.AbstractGenerator;
 117import eu.siacs.conversations.generator.IqGenerator;
 118import eu.siacs.conversations.generator.MessageGenerator;
 119import eu.siacs.conversations.generator.PresenceGenerator;
 120import eu.siacs.conversations.http.HttpConnectionManager;
 121import eu.siacs.conversations.parser.AbstractParser;
 122import eu.siacs.conversations.parser.IqParser;
 123import eu.siacs.conversations.parser.MessageParser;
 124import eu.siacs.conversations.parser.PresenceParser;
 125import eu.siacs.conversations.persistance.DatabaseBackend;
 126import eu.siacs.conversations.persistance.FileBackend;
 127import eu.siacs.conversations.persistance.UnifiedPushDatabase;
 128import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 129import eu.siacs.conversations.ui.RtpSessionActivity;
 130import eu.siacs.conversations.ui.SettingsActivity;
 131import eu.siacs.conversations.ui.UiCallback;
 132import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 133import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 134import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 135import eu.siacs.conversations.utils.Compatibility;
 136import eu.siacs.conversations.utils.ConversationsFileObserver;
 137import eu.siacs.conversations.utils.CryptoHelper;
 138import eu.siacs.conversations.utils.EasyOnboardingInvite;
 139import eu.siacs.conversations.utils.ExceptionHelper;
 140import eu.siacs.conversations.utils.MimeUtils;
 141import eu.siacs.conversations.utils.PhoneHelper;
 142import eu.siacs.conversations.utils.QuickLoader;
 143import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 144import eu.siacs.conversations.utils.ReplacingTaskManager;
 145import eu.siacs.conversations.utils.Resolver;
 146import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 147import eu.siacs.conversations.utils.StringUtils;
 148import eu.siacs.conversations.utils.TorServiceUtils;
 149import eu.siacs.conversations.utils.WakeLockHelper;
 150import eu.siacs.conversations.utils.XmppUri;
 151import eu.siacs.conversations.xml.Element;
 152import eu.siacs.conversations.xml.LocalizedContent;
 153import eu.siacs.conversations.xml.Namespace;
 154import eu.siacs.conversations.xmpp.Jid;
 155import eu.siacs.conversations.xmpp.OnBindListener;
 156import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 157import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 158import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 159import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 160import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 161import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 162import eu.siacs.conversations.xmpp.OnStatusChanged;
 163import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 164import eu.siacs.conversations.xmpp.XmppConnection;
 165import eu.siacs.conversations.xmpp.chatstate.ChatState;
 166import eu.siacs.conversations.xmpp.forms.Data;
 167import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 168import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 169import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 170import eu.siacs.conversations.xmpp.jingle.Media;
 171import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 172import eu.siacs.conversations.xmpp.mam.MamReference;
 173import eu.siacs.conversations.xmpp.pep.Avatar;
 174import eu.siacs.conversations.xmpp.pep.PublishOptions;
 175import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 176import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 177import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 178import me.leolin.shortcutbadger.ShortcutBadger;
 179
 180public class XmppConnectionService extends Service {
 181
 182    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 183    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 184    public static final String ACTION_SNOOZE = "snooze";
 185    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 186    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION = "clear_missed_call_notification";
 187    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 188    public static final String ACTION_TRY_AGAIN = "try_again";
 189
 190    public static final String ACTION_TEMPORARILY_DISABLE = "temporarily_disable";
 191    public static final String ACTION_PING = "ping";
 192    public static final String ACTION_IDLE_PING = "idle_ping";
 193    public static final String ACTION_INTERNAL_PING = "internal_ping";
 194    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 195    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 196    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 197    public static final String ACTION_END_CALL = "end_call";
 198    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 199    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 200    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS = "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 201
 202    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 203
 204    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 205    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 206    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 207
 208    private final ScheduledExecutorService internalPingExecutor = Executors.newSingleThreadScheduledExecutor();
 209    private final static SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR = new SerialSingleThreadExecutor("VideoCompression");
 210    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 211    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 212    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 213    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 214    private final IBinder mBinder = new XmppConnectionBinder();
 215    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 216    private final IqGenerator mIqGenerator = new IqGenerator(this);
 217    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 218    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 219    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 220    private final OnIqPacketReceived mDefaultIqHandler = (account, packet) -> {
 221        if (packet.getType() != IqPacket.TYPE.RESULT) {
 222            Element error = packet.findChild("error");
 223            String text = error != null ? error.findChildContent("text") : null;
 224            if (text != null) {
 225                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received iq error - " + text);
 226            }
 227        }
 228    };
 229    public DatabaseBackend databaseBackend;
 230    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 231    private long mLastActivity = 0;
 232    private final FileBackend fileBackend = new FileBackend(this);
 233    private MemorizingTrustManager mMemorizingTrustManager;
 234    private final NotificationService mNotificationService = new NotificationService(this);
 235    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 236    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 237    private final ShortcutService mShortcutService = new ShortcutService(this);
 238    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 239    private final AtomicBoolean mForceForegroundService = new AtomicBoolean(false);
 240    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 241    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 242    private final OnMessagePacketReceived mMessageParser = new MessageParser(this);
 243    private final OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 244    private final IqParser mIqParser = new IqParser(this);
 245    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 246    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 247        Conversation conversation = find(getConversations(), contact);
 248        if (conversation != null) {
 249            if (online) {
 250                if (contact.getPresences().size() == 1) {
 251                    sendUnsentMessages(conversation);
 252                }
 253            }
 254        }
 255    };
 256    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 257    private List<Account> accounts;
 258    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 259    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 260    private final AvatarService mAvatarService = new AvatarService(this);
 261    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 262    private final PushManagementService mPushManagementService = new PushManagementService(this);
 263    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 264    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 265            Environment.getExternalStorageDirectory().getAbsolutePath()
 266    ) {
 267        @Override
 268        public void onEvent(final int event, final File file) {
 269            markFileDeleted(file);
 270        }
 271    };
 272    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 273
 274        @Override
 275        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 276            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 277                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 278                mJingleConnectionManager.updateProposedSessionDiscovered(
 279                        account,
 280                        to,
 281                        sessionId,
 282                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 283                );
 284            }
 285
 286
 287            final Jid bare = to.asBareJid();
 288
 289            for (final Conversation conversation : getConversations()) {
 290                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 291                    final Message message = conversation.findUnsentMessageWithUuid(id);
 292                    if (message != null) {
 293                        message.setStatus(Message.STATUS_SEND);
 294                        message.setErrorMessage(null);
 295                        databaseBackend.updateMessage(message, false);
 296                        return true;
 297                    }
 298                }
 299            }
 300            return false;
 301        }
 302    };
 303    private final AtomicBoolean isPhoneInCall = new AtomicBoolean(false);
 304    private final PhoneStateListener phoneStateListener = new PhoneStateListener() {
 305        @Override
 306        public void onCallStateChanged(final int state, final String phoneNumber) {
 307            isPhoneInCall.set(state != TelephonyManager.CALL_STATE_IDLE);
 308            if (state == TelephonyManager.CALL_STATE_OFFHOOK) {
 309                mJingleConnectionManager.notifyPhoneCallStarted();
 310            }
 311        }
 312    };
 313
 314    private boolean destroyed = false;
 315
 316    private int unreadCount = -1;
 317
 318    //Ui callback listeners
 319    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 320    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 321    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 322    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 323    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 324    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 325    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 326    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 327    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 328
 329    private final Object LISTENER_LOCK = new Object();
 330
 331
 332    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 333
 334
 335    private final OnBindListener mOnBindListener = new OnBindListener() {
 336
 337        @Override
 338        public void onBind(final Account account) {
 339            synchronized (mInProgressAvatarFetches) {
 340                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 341                    final String KEY = iterator.next();
 342                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 343                        iterator.remove();
 344                    }
 345                }
 346            }
 347            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 348            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 349            if (loggedInSuccessfully || gainedFeature) {
 350                databaseBackend.updateAccount(account);
 351            }
 352
 353            if (loggedInSuccessfully) {
 354                if (!TextUtils.isEmpty(account.getDisplayName())) {
 355                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 356                    publishDisplayName(account);
 357                }
 358            }
 359
 360            account.getRoster().clearPresences();
 361            synchronized (account.inProgressConferenceJoins) {
 362                account.inProgressConferenceJoins.clear();
 363            }
 364            synchronized (account.inProgressConferencePings) {
 365                account.inProgressConferencePings.clear();
 366            }
 367            mJingleConnectionManager.notifyRebound(account);
 368            mQuickConversationsService.considerSyncBackground(false);
 369            fetchRosterFromServer(account);
 370
 371            final XmppConnection connection = account.getXmppConnection();
 372
 373            if (connection.getFeatures().bookmarks2()) {
 374                fetchBookmarks2(account);
 375            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 376                fetchBookmarks(account);
 377            }
 378            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 379            final boolean catchup = getMessageArchiveService().inCatchup(account);
 380            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 381                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 382                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 383                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 384                    }
 385                });
 386            }
 387            sendPresence(account);
 388            if (mPushManagementService.available(account)) {
 389                mPushManagementService.registerPushTokenOnServer(account);
 390            }
 391            connectMultiModeConversations(account);
 392            syncDirtyContacts(account);
 393
 394            unifiedPushBroker.renewUnifiedPushEndpointsOnBind(account);
 395        }
 396    };
 397    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 398    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 399    private final OnStatusChanged statusListener = new OnStatusChanged() {
 400
 401        @Override
 402        public void onStatusChanged(final Account account) {
 403            XmppConnection connection = account.getXmppConnection();
 404            updateAccountUi();
 405
 406            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 407                mQuickConversationsService.signalAccountStateChange();
 408            }
 409
 410            if (account.getStatus() == Account.State.ONLINE) {
 411                synchronized (mLowPingTimeoutMode) {
 412                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 413                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 414                    }
 415                }
 416                if (account.setShowErrorNotification(true)) {
 417                    databaseBackend.updateAccount(account);
 418                }
 419                mMessageArchiveService.executePendingQueries(account);
 420                if (connection != null && connection.getFeatures().csi()) {
 421                    if (checkListeners()) {
 422                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 423                        connection.sendInactive();
 424                    } else {
 425                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 426                        connection.sendActive();
 427                    }
 428                }
 429                List<Conversation> conversations = getConversations();
 430                for (Conversation conversation : conversations) {
 431                    final boolean inProgressJoin;
 432                    synchronized (account.inProgressConferenceJoins) {
 433                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 434                    }
 435                    final boolean pendingJoin;
 436                    synchronized (account.pendingConferenceJoins) {
 437                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 438                    }
 439                    if (conversation.getAccount() == account
 440                            && !pendingJoin
 441                            && !inProgressJoin) {
 442                        sendUnsentMessages(conversation);
 443                    }
 444                }
 445                final List<Conversation> pendingLeaves;
 446                synchronized (account.pendingConferenceLeaves) {
 447                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 448                    account.pendingConferenceLeaves.clear();
 449
 450                }
 451                for (Conversation conversation : pendingLeaves) {
 452                    leaveMuc(conversation);
 453                }
 454                final List<Conversation> pendingJoins;
 455                synchronized (account.pendingConferenceJoins) {
 456                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 457                    account.pendingConferenceJoins.clear();
 458                }
 459                for (Conversation conversation : pendingJoins) {
 460                    joinMuc(conversation);
 461                }
 462                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 463            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED || account.getStatus() == Account.State.LOGGED_OUT) {
 464                resetSendingToWaiting(account);
 465                if (account.isConnectionEnabled() && isInLowPingTimeoutMode(account)) {
 466                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 467                    reconnectAccount(account, true, false);
 468                } else {
 469                    final int timeToReconnect = SECURE_RANDOM.nextInt(10) + 2;
 470                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 471                }
 472            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 473                databaseBackend.updateAccount(account);
 474                reconnectAccount(account, true, false);
 475            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 476                resetSendingToWaiting(account);
 477                if (connection != null && account.getStatus().isAttemptReconnect()) {
 478                    final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST
 479                            || hasJingleRtpConnection(account);
 480                    final int next = connection.getTimeToNextAttempt(aggressive);
 481                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 482                    if (next <= 0) {
 483                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 484                        reconnectAccount(account, true, false);
 485                    } else {
 486                        final int attempt = connection.getAttempt() + 1;
 487                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode+", aggressive="+aggressive);
 488                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 489                        if (aggressive) {
 490                            internalPingExecutor.schedule(
 491                                    XmppConnectionService.this::manageAccountConnectionStatesInternal,
 492                                    (next * 1000L) + 50,
 493                                    TimeUnit.MILLISECONDS
 494                            );
 495                        }
 496                    }
 497                }
 498            }
 499            getNotificationService().updateErrorNotification();
 500        }
 501    };
 502    private OpenPgpServiceConnection pgpServiceConnection;
 503    private PgpEngine mPgpEngine = null;
 504    private WakeLock wakeLock;
 505    private LruCache<String, Bitmap> mBitmapCache;
 506    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 507    private final BroadcastReceiver mInternalRestrictedEventReceiver = new RestrictedEventReceiver(Arrays.asList(TorServiceUtils.ACTION_STATUS));
 508    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 509
 510    private static String generateFetchKey(Account account, final Avatar avatar) {
 511        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 512    }
 513
 514    private boolean isInLowPingTimeoutMode(Account account) {
 515        synchronized (mLowPingTimeoutMode) {
 516            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 517        }
 518    }
 519
 520    public void startForcingForegroundNotification() {
 521        mForceForegroundService.set(true);
 522        toggleForegroundService();
 523    }
 524
 525    public void stopForcingForegroundNotification() {
 526        mForceForegroundService.set(false);
 527        toggleForegroundService();
 528    }
 529
 530    public boolean areMessagesInitialized() {
 531        return this.restoredFromDatabaseLatch.getCount() == 0;
 532    }
 533
 534    public PgpEngine getPgpEngine() {
 535        if (!Config.supportOpenPgp()) {
 536            return null;
 537        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 538            if (this.mPgpEngine == null) {
 539                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 540                        getApplicationContext(),
 541                        pgpServiceConnection.getService()), this);
 542            }
 543            return mPgpEngine;
 544        } else {
 545            return null;
 546        }
 547
 548    }
 549
 550    public OpenPgpApi getOpenPgpApi() {
 551        if (!Config.supportOpenPgp()) {
 552            return null;
 553        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 554            return new OpenPgpApi(this, pgpServiceConnection.getService());
 555        } else {
 556            return null;
 557        }
 558    }
 559
 560    public FileBackend getFileBackend() {
 561        return this.fileBackend;
 562    }
 563
 564    public AvatarService getAvatarService() {
 565        return this.mAvatarService;
 566    }
 567
 568    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 569        int encryption = conversation.getNextEncryption();
 570        if (encryption == Message.ENCRYPTION_PGP) {
 571            encryption = Message.ENCRYPTION_DECRYPTED;
 572        }
 573        Message message = new Message(conversation, uri.toString(), encryption);
 574        Message.configurePrivateMessage(message);
 575        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 576            getPgpEngine().encrypt(message, callback);
 577        } else {
 578            sendMessage(message);
 579            callback.success(message);
 580        }
 581    }
 582
 583    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 584        final Message message;
 585        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 586            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 587        } else {
 588            message = new Message(conversation, "", conversation.getNextEncryption());
 589        }
 590        if (!Message.configurePrivateFileMessage(message)) {
 591            message.setCounterpart(conversation.getNextCounterpart());
 592            message.setType(Message.TYPE_FILE);
 593        }
 594        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 595        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 596        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 597        if (runnable.isVideoMessage()) {
 598            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 599        } else {
 600            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 601        }
 602    }
 603
 604    public void attachImageToConversation(final Conversation conversation, final Uri uri,  final String type, final UiCallback<Message> callback) {
 605        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 606        final String compressPictures = getCompressPicturesPreference();
 607
 608        if ("never".equals(compressPictures)
 609                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 610                || (mimeType != null && mimeType.endsWith("/gif"))
 611                || getFileBackend().unusualBounds(uri)) {
 612            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 613            attachFileToConversation(conversation, uri, mimeType, callback);
 614            return;
 615        }
 616        final Message message;
 617        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 618            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 619        } else {
 620            message = new Message(conversation, "", conversation.getNextEncryption());
 621        }
 622        if (!Message.configurePrivateFileMessage(message)) {
 623            message.setCounterpart(conversation.getNextCounterpart());
 624            message.setType(Message.TYPE_IMAGE);
 625        }
 626        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 627        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 628            try {
 629                getFileBackend().copyImageToPrivateStorage(message, uri);
 630            } catch (FileBackend.ImageCompressionException e) {
 631                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 632                attachFileToConversation(conversation, uri, mimeType, callback);
 633                return;
 634            } catch (final FileBackend.FileCopyException e) {
 635                callback.error(e.getResId(), message);
 636                return;
 637            }
 638            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 639                final PgpEngine pgpEngine = getPgpEngine();
 640                if (pgpEngine != null) {
 641                    pgpEngine.encrypt(message, callback);
 642                } else if (callback != null) {
 643                    callback.error(R.string.unable_to_connect_to_keychain, null);
 644                }
 645            } else {
 646                sendMessage(message);
 647                callback.success(message);
 648            }
 649        });
 650    }
 651
 652    public Conversation find(Bookmark bookmark) {
 653        return find(bookmark.getAccount(), bookmark.getJid());
 654    }
 655
 656    public Conversation find(final Account account, final Jid jid) {
 657        return find(getConversations(), account, jid);
 658    }
 659
 660    public boolean isMuc(final Account account, final Jid jid) {
 661        final Conversation c = find(account, jid);
 662        return c != null && c.getMode() == Conversational.MODE_MULTI;
 663    }
 664
 665    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 666        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 667    }
 668
 669    @Override
 670    public int onStartCommand(final Intent intent, int flags, int startId) {
 671        final String action = Strings.nullToEmpty(intent == null ? null : intent.getAction());
 672        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(EventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 673        if (needsForegroundService) {
 674            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 675            toggleForegroundService(true);
 676        }
 677        final String uuid = intent == null ? null : intent.getStringExtra("uuid");
 678        switch (action) {
 679            case QuickConversationsService.SMS_RETRIEVED_ACTION:
 680                mQuickConversationsService.handleSmsReceived(intent);
 681                break;
 682            case ConnectivityManager.CONNECTIVITY_ACTION:
 683                if (hasInternetConnection()) {
 684                    if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 685                        schedulePostConnectivityChange();
 686                    }
 687                    if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 688                        resetAllAttemptCounts(true, false);
 689                    }
 690                    Resolver.clearCache();
 691                }
 692                break;
 693            case Intent.ACTION_SHUTDOWN:
 694                logoutAndSave(true);
 695                return START_NOT_STICKY;
 696            case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 697                mNotificationExecutor.execute(() -> {
 698                    try {
 699                        final Conversation c = findConversationByUuid(uuid);
 700                        if (c != null) {
 701                            mNotificationService.clearMessages(c);
 702                        } else {
 703                            mNotificationService.clearMessages();
 704                        }
 705                        restoredFromDatabaseLatch.await();
 706
 707                    } catch (InterruptedException e) {
 708                        Log.d(Config.LOGTAG, "unable to process clear message notification");
 709                    }
 710                });
 711                break;
 712            case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 713                mNotificationExecutor.execute(() -> {
 714                    try {
 715                        final Conversation c = findConversationByUuid(uuid);
 716                        if (c != null) {
 717                            mNotificationService.clearMissedCalls(c);
 718                        } else {
 719                            mNotificationService.clearMissedCalls();
 720                        }
 721                        restoredFromDatabaseLatch.await();
 722
 723                    } catch (InterruptedException e) {
 724                        Log.d(Config.LOGTAG, "unable to process clear missed call notification");
 725                    }
 726                });
 727                break;
 728            case ACTION_DISMISS_CALL: {
 729                if (intent == null) {
 730                    break;
 731                }
 732                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 733                Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 734                mJingleConnectionManager.rejectRtpSession(sessionId);
 735                break;
 736            }
 737            case TorServiceUtils.ACTION_STATUS:
 738                final String status = intent == null ? null : intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 739                //TODO port and host are in 'extras' - but this may not be a reliable source?
 740                if ("ON".equals(status)) {
 741                    handleOrbotStartedEvent();
 742                    return START_STICKY;
 743                }
 744                break;
 745            case ACTION_END_CALL: {
 746                if (intent == null) {
 747                    break;
 748                }
 749                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 750                Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 751                mJingleConnectionManager.endRtpSession(sessionId);
 752            }
 753            break;
 754            case ACTION_PROVISION_ACCOUNT: {
 755                if (intent == null) {
 756                    break;
 757                }
 758                final String address = intent.getStringExtra("address");
 759                final String password = intent.getStringExtra("password");
 760                if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 761                    break;
 762                }
 763                provisionAccount(address, password);
 764                break;
 765            }
 766            case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 767                dismissErrorNotifications();
 768                break;
 769            case ACTION_TRY_AGAIN:
 770                resetAllAttemptCounts(false, true);
 771                break;
 772            case ACTION_REPLY_TO_CONVERSATION:
 773                final Bundle remoteInput = intent == null ? null : RemoteInput.getResultsFromIntent(intent);
 774                if (remoteInput == null) {
 775                    break;
 776                }
 777                final CharSequence body = remoteInput.getCharSequence("text_reply");
 778                final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 779                final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 780                if (body == null || body.length() <= 0) {
 781                    break;
 782                }
 783                mNotificationExecutor.execute(() -> {
 784                    try {
 785                        restoredFromDatabaseLatch.await();
 786                        final Conversation c = findConversationByUuid(uuid);
 787                        if (c != null) {
 788                            directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 789                        }
 790                    } catch (InterruptedException e) {
 791                        Log.d(Config.LOGTAG, "unable to process direct reply");
 792                    }
 793                });
 794                break;
 795            case ACTION_MARK_AS_READ:
 796                mNotificationExecutor.execute(() -> {
 797                    final Conversation c = findConversationByUuid(uuid);
 798                    if (c == null) {
 799                        Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 800                        return;
 801                    }
 802                    try {
 803                        restoredFromDatabaseLatch.await();
 804                        sendReadMarker(c, null);
 805                    } catch (InterruptedException e) {
 806                        Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 807                    }
 808
 809                });
 810                break;
 811            case ACTION_SNOOZE:
 812                mNotificationExecutor.execute(() -> {
 813                    final Conversation c = findConversationByUuid(uuid);
 814                    if (c == null) {
 815                        Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 816                        return;
 817                    }
 818                    c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 819                    mNotificationService.clearMessages(c);
 820                    updateConversation(c);
 821                });
 822            case AudioManager.RINGER_MODE_CHANGED_ACTION:
 823            case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 824                if (dndOnSilentMode()) {
 825                    refreshAllPresences();
 826                }
 827                break;
 828            case Intent.ACTION_SCREEN_ON:
 829                deactivateGracePeriod();
 830            case Intent.ACTION_USER_PRESENT:
 831            case Intent.ACTION_SCREEN_OFF:
 832                if (awayWhenScreenLocked()) {
 833                    refreshAllPresences();
 834                }
 835                break;
 836            case ACTION_FCM_TOKEN_REFRESH:
 837                refreshAllFcmTokens();
 838                break;
 839            case ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS:
 840                if (intent == null) {
 841                    break;
 842                }
 843                final String instance = intent.getStringExtra("instance");
 844                final String application = intent.getStringExtra("application");
 845                final Messenger messenger = intent.getParcelableExtra("messenger");
 846                final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger;
 847                if (messenger != null && application != null && instance != null) {
 848                    pushTargetMessenger = new UnifiedPushBroker.PushTargetMessenger(new UnifiedPushDatabase.PushTarget(application, instance),messenger);
 849                    Log.d(Config.LOGTAG,"found push target messenger");
 850                } else {
 851                    pushTargetMessenger = null;
 852                }
 853                final Optional<UnifiedPushBroker.Transport> transport = renewUnifiedPushEndpoints(pushTargetMessenger);
 854                if (instance != null && transport.isPresent()) {
 855                    unifiedPushBroker.rebroadcastEndpoint(messenger, instance, transport.get());
 856                }
 857                break;
 858            case ACTION_IDLE_PING:
 859                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 860                    scheduleNextIdlePing();
 861                }
 862                break;
 863            case ACTION_FCM_MESSAGE_RECEIVED:
 864                Log.d(Config.LOGTAG, "push message arrived in service. account");
 865                break;
 866            case Intent.ACTION_SEND:
 867                final Uri uri = intent == null ? null : intent.getData();
 868                if (uri != null) {
 869                    Log.d(Config.LOGTAG, "received uri permission for " + uri);
 870                }
 871                return START_STICKY;
 872            case ACTION_TEMPORARILY_DISABLE:
 873                toggleSoftDisabled(true);
 874                if (checkListeners()) {
 875                    stopSelf();
 876                }
 877                return START_NOT_STICKY;
 878        }
 879        manageAccountConnectionStates(action, intent == null ? null : intent.getExtras());
 880        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 881            expireOldMessages();
 882        }
 883        return START_STICKY;
 884    }
 885
 886    private void manageAccountConnectionStatesInternal() {
 887        manageAccountConnectionStates(ACTION_INTERNAL_PING, null);
 888    }
 889
 890    private synchronized void manageAccountConnectionStates(final String action, final Bundle extras) {
 891        final String pushedAccountHash = extras == null ? null : extras.getString("account");
 892        final boolean interactive = Arrays.asList(ACTION_TRY_AGAIN).contains(action);
 893        WakeLockHelper.acquire(wakeLock);
 894        boolean pingNow = ConnectivityManager.CONNECTIVITY_ACTION.equals(action) || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0 && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 895        final HashSet<Account> pingCandidates = new HashSet<>();
 896        final String androidId = PhoneHelper.getAndroidId(this);
 897        for (final Account account : accounts) {
 898            final boolean pushWasMeantForThisAccount = CryptoHelper.getAccountFingerprint(account, androidId).equals(pushedAccountHash);
 899            pingNow |= processAccountState(account,
 900                    interactive,
 901                    "ui".equals(action),
 902                    pushWasMeantForThisAccount,
 903                    pingCandidates);
 904        }
 905        if (pingNow) {
 906            for (Account account : pingCandidates) {
 907                final boolean lowTimeout = isInLowPingTimeoutMode(account);
 908                account.getXmppConnection().sendPing();
 909                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " send ping (action=" + action + ",lowTimeout=" + lowTimeout + ")");
 910                scheduleWakeUpCall(lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT, account.getUuid().hashCode());
 911            }
 912        }
 913        WakeLockHelper.release(wakeLock);
 914    }
 915
 916    private void handleOrbotStartedEvent() {
 917        for (final Account account : accounts) {
 918            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
 919                reconnectAccount(account, true, false);
 920            }
 921        }
 922    }
 923
 924    private boolean processAccountState(Account account, boolean interactive, boolean isUiAction, boolean isAccountPushed, HashSet<Account> pingCandidates) {
 925        if (!account.getStatus().isAttemptReconnect()) {
 926            return false;
 927        }
 928        if (!hasInternetConnection()) {
 929            account.setStatus(Account.State.NO_INTERNET);
 930            statusListener.onStatusChanged(account);
 931        } else {
 932            if (account.getStatus() == Account.State.NO_INTERNET) {
 933                account.setStatus(Account.State.OFFLINE);
 934                statusListener.onStatusChanged(account);
 935            }
 936            if (account.getStatus() == Account.State.ONLINE) {
 937                synchronized (mLowPingTimeoutMode) {
 938                    long lastReceived = account.getXmppConnection().getLastPacketReceived();
 939                    long lastSent = account.getXmppConnection().getLastPingSent();
 940                    long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 941                    long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 942                    int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 943                    long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 944                    if (lastSent > lastReceived) {
 945                        if (pingTimeoutIn < 0) {
 946                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
 947                            this.reconnectAccount(account, true, interactive);
 948                        } else {
 949                            int secs = (int) (pingTimeoutIn / 1000);
 950                            this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
 951                        }
 952                    } else {
 953                        pingCandidates.add(account);
 954                        if (isAccountPushed) {
 955                            if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
 956                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
 957                            }
 958                            return true;
 959                        } else if (msToNextPing <= 0) {
 960                            return true;
 961                        } else {
 962                            this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
 963                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 964                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 965                            }
 966                        }
 967                    }
 968                }
 969            } else if (account.getStatus() == Account.State.OFFLINE) {
 970                reconnectAccount(account, true, interactive);
 971            } else if (account.getStatus() == Account.State.CONNECTING) {
 972                long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
 973                long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
 974                long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
 975                long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
 976                if (timeout < 0) {
 977                    Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
 978                    account.getXmppConnection().resetAttemptCount(false);
 979                    reconnectAccount(account, true, interactive);
 980                } else if (discoTimeout < 0) {
 981                    account.getXmppConnection().sendDiscoTimeout();
 982                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 983                } else {
 984                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 985                }
 986            } else {
 987                final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST || hasJingleRtpConnection(account);
 988                if (account.getXmppConnection().getTimeToNextAttempt(aggressive) <= 0) {
 989                    reconnectAccount(account, true, interactive);
 990                }
 991            }
 992        }
 993        return false;
 994    }
 995
 996    private void toggleSoftDisabled(final boolean softDisabled) {
 997        for(final Account account : this.accounts) {
 998            if (account.isEnabled()) {
 999                if (account.setOption(Account.OPTION_SOFT_DISABLED, softDisabled)) {
1000                    updateAccount(account);
1001                }
1002            }
1003        }
1004    }
1005
1006    public boolean processUnifiedPushMessage(final Account account, final Jid transport, final Element push) {
1007        return unifiedPushBroker.processPushMessage(account, transport, push);
1008    }
1009
1010    public void reinitializeMuclumbusService() {
1011        mChannelDiscoveryService.initializeMuclumbusService();
1012    }
1013
1014    public void discoverChannels(String query, ChannelDiscoveryService.Method method, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
1015        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
1016    }
1017
1018    public boolean isDataSaverDisabled() {
1019        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1020            final ConnectivityManager connectivityManager =
1021                    (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
1022            return !connectivityManager.isActiveNetworkMetered()
1023                    || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1024                            == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1025        } else {
1026            return true;
1027        }
1028    }
1029
1030    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
1031        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1032        final Message message = new Message(conversation, body, conversation.getNextEncryption());
1033        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1034            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1035        }
1036        message.markUnread();
1037        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1038            getPgpEngine().encrypt(message, new UiCallback<Message>() {
1039                @Override
1040                public void success(Message message) {
1041                    if (dismissAfterReply) {
1042                        markRead((Conversation) message.getConversation(), true);
1043                    } else {
1044                        mNotificationService.pushFromDirectReply(message);
1045                    }
1046                }
1047
1048                @Override
1049                public void error(int errorCode, Message object) {
1050
1051                }
1052
1053                @Override
1054                public void userInputRequired(PendingIntent pi, Message object) {
1055
1056                }
1057            });
1058        } else {
1059            sendMessage(message);
1060            if (dismissAfterReply) {
1061                markRead(conversation, true);
1062            } else {
1063                mNotificationService.pushFromDirectReply(message);
1064            }
1065        }
1066    }
1067
1068    private boolean dndOnSilentMode() {
1069        return getBooleanPreference(SettingsActivity.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1070    }
1071
1072    private boolean manuallyChangePresence() {
1073        return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1074    }
1075
1076    private boolean treatVibrateAsSilent() {
1077        return getBooleanPreference(SettingsActivity.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1078    }
1079
1080    private boolean awayWhenScreenLocked() {
1081        return getBooleanPreference(SettingsActivity.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1082    }
1083
1084    private String getCompressPicturesPreference() {
1085        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1086    }
1087
1088    private Presence.Status getTargetPresence() {
1089        if (dndOnSilentMode() && isPhoneSilenced()) {
1090            return Presence.Status.DND;
1091        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1092            return Presence.Status.AWAY;
1093        } else {
1094            return Presence.Status.ONLINE;
1095        }
1096    }
1097
1098    public boolean isScreenLocked() {
1099        final KeyguardManager keyguardManager = (KeyguardManager) getSystemService(Context.KEYGUARD_SERVICE);
1100        final PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
1101        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1102        final boolean interactive = powerManager != null && powerManager.isInteractive();
1103        return locked || !interactive;
1104    }
1105
1106    private boolean isPhoneSilenced() {
1107        final boolean notificationDnd;
1108        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1109            final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1110            final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1111            notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1112        } else {
1113            notificationDnd = false;
1114        }
1115        final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
1116        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1117        try {
1118            if (treatVibrateAsSilent()) {
1119                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1120            } else {
1121                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1122            }
1123        } catch (Throwable throwable) {
1124            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1125            return notificationDnd;
1126        }
1127    }
1128
1129    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1130        Log.d(Config.LOGTAG, "resetting all attempt counts");
1131        for (Account account : accounts) {
1132            if (account.hasErrorStatus() || reallyAll) {
1133                final XmppConnection connection = account.getXmppConnection();
1134                if (connection != null) {
1135                    connection.resetAttemptCount(retryImmediately);
1136                }
1137            }
1138            if (account.setShowErrorNotification(true)) {
1139                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1140            }
1141        }
1142        mNotificationService.updateErrorNotification();
1143    }
1144
1145    private void dismissErrorNotifications() {
1146        for (final Account account : this.accounts) {
1147            if (account.hasErrorStatus()) {
1148                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1149                if (account.setShowErrorNotification(false)) {
1150                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1151                }
1152            }
1153        }
1154    }
1155
1156    private void expireOldMessages() {
1157        expireOldMessages(false);
1158    }
1159
1160    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1161        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1162        mDatabaseWriterExecutor.execute(() -> {
1163            long timestamp = getAutomaticMessageDeletionDate();
1164            if (timestamp > 0) {
1165                databaseBackend.expireOldMessages(timestamp);
1166                synchronized (XmppConnectionService.this.conversations) {
1167                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1168                        conversation.expireOldMessages(timestamp);
1169                        if (resetHasMessagesLeftOnServer) {
1170                            conversation.messagesLoaded.set(true);
1171                            conversation.setHasMessagesLeftOnServer(true);
1172                        }
1173                    }
1174                }
1175                updateConversationUi();
1176            }
1177        });
1178    }
1179
1180    public boolean hasInternetConnection() {
1181        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1182        if (cm == null) {
1183            return true; //if internet connection can not be checked it is probably best to just try
1184        }
1185        try {
1186            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1187                final Network activeNetwork = cm.getActiveNetwork();
1188                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1189                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1190            } else {
1191                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1192                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1193            }
1194        } catch (final RuntimeException e) {
1195            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1196            return true; //if internet connection can not be checked it is probably best to just try
1197        }
1198    }
1199
1200    @SuppressLint("TrulyRandom")
1201    @Override
1202    public void onCreate() {
1203        LibIdnXmppStringprep.setup();
1204        if (Compatibility.runsTwentySix()) {
1205            mNotificationService.initializeChannels();
1206        }
1207        mChannelDiscoveryService.initializeMuclumbusService();
1208        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1209        toggleForegroundService();
1210        this.destroyed = false;
1211        OmemoSetting.load(this);
1212        ExceptionHelper.init(getApplicationContext());
1213        try {
1214            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1215        } catch (Throwable throwable) {
1216            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1217        }
1218        Resolver.init(this);
1219        updateMemorizingTrustmanager();
1220        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1221        final int cacheSize = maxMemory / 8;
1222        this.mBitmapCache = new LruCache<String, Bitmap>(cacheSize) {
1223            @Override
1224            protected int sizeOf(final String key, final Bitmap bitmap) {
1225                return bitmap.getByteCount() / 1024;
1226            }
1227        };
1228        if (mLastActivity == 0) {
1229            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1230        }
1231
1232        Log.d(Config.LOGTAG, "initializing database...");
1233        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1234        Log.d(Config.LOGTAG, "restoring accounts...");
1235        this.accounts = databaseBackend.getAccounts();
1236        final SharedPreferences.Editor editor = getPreferences().edit();
1237        if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) {
1238            editor.putBoolean(SettingsActivity.KEEP_FOREGROUND_SERVICE, true);
1239            Log.d(Config.LOGTAG, Build.MANUFACTURER + " is on blacklist. enabling foreground service");
1240        }
1241        final boolean hasEnabledAccounts = hasEnabledAccounts();
1242        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1243        editor.apply();
1244        toggleSetProfilePictureActivity(hasEnabledAccounts);
1245        reconfigurePushDistributor();
1246
1247        restoreFromDatabase();
1248
1249        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
1250            startContactObserver();
1251        }
1252        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1253        if (Compatibility.hasStoragePermission(this)) {
1254            Log.d(Config.LOGTAG, "starting file observer");
1255            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1256            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1257        }
1258        if (Config.supportOpenPgp()) {
1259            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1260                @Override
1261                public void onBound(IOpenPgpService2 service) {
1262                    for (Account account : accounts) {
1263                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1264                        if (pgp != null) {
1265                            pgp.continueDecryption(true);
1266                        }
1267                    }
1268                }
1269
1270                @Override
1271                public void onError(Exception e) {
1272                }
1273            });
1274            this.pgpServiceConnection.bindToService();
1275        }
1276
1277        final PowerManager pm = ContextCompat.getSystemService(this, PowerManager.class);
1278        this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1279
1280        toggleForegroundService();
1281        updateUnreadCountBadge();
1282        toggleScreenEventReceiver();
1283        final IntentFilter systemBroadcastFilter = new IntentFilter();
1284        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1285            scheduleNextIdlePing();
1286            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1287                systemBroadcastFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1288            }
1289            systemBroadcastFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1290        }
1291        ContextCompat.registerReceiver(
1292                this,
1293                this.mInternalEventReceiver,
1294                systemBroadcastFilter,
1295                ContextCompat.RECEIVER_NOT_EXPORTED);
1296        final IntentFilter exportedBroadcastFilter = new IntentFilter();
1297        exportedBroadcastFilter.addAction(TorServiceUtils.ACTION_STATUS);
1298        ContextCompat.registerReceiver(
1299                this,
1300                this.mInternalRestrictedEventReceiver,
1301                exportedBroadcastFilter,
1302                ContextCompat.RECEIVER_EXPORTED);
1303        mForceDuringOnCreate.set(false);
1304        toggleForegroundService();
1305        setupPhoneStateListener();
1306        internalPingExecutor.scheduleAtFixedRate(this::manageAccountConnectionStatesInternal,10,10,TimeUnit.SECONDS);
1307    }
1308
1309
1310    private void setupPhoneStateListener() {
1311        final TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
1312        if (telephonyManager == null || Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
1313            return;
1314        }
1315        telephonyManager.listen(phoneStateListener, PhoneStateListener.LISTEN_CALL_STATE);
1316    }
1317
1318    public boolean isPhoneInCall() {
1319        return isPhoneInCall.get();
1320    }
1321
1322    private void checkForDeletedFiles() {
1323        if (destroyed) {
1324            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1325            return;
1326        }
1327        final long start = SystemClock.elapsedRealtime();
1328        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1329        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1330        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1331            if (destroyed) {
1332                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1333                return;
1334            }
1335            final File file = fileBackend.getFileForPath(filePath.path);
1336            if (filePath.setDeleted(!file.exists())) {
1337                changed.add(filePath);
1338            }
1339        }
1340        final long duration = SystemClock.elapsedRealtime() - start;
1341        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1342        if (changed.size() > 0) {
1343            databaseBackend.markFilesAsChanged(changed);
1344            markChangedFiles(changed);
1345        }
1346    }
1347
1348    public void startContactObserver() {
1349        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1350            @Override
1351            public void onChange(boolean selfChange) {
1352                super.onChange(selfChange);
1353                if (restoredFromDatabaseLatch.getCount() == 0) {
1354                    loadPhoneContacts();
1355                }
1356            }
1357        });
1358    }
1359
1360    @Override
1361    public void onTrimMemory(int level) {
1362        super.onTrimMemory(level);
1363        if (level >= TRIM_MEMORY_COMPLETE) {
1364            Log.d(Config.LOGTAG, "clear cache due to low memory");
1365            getBitmapCache().evictAll();
1366        }
1367    }
1368
1369    @Override
1370    public void onDestroy() {
1371        try {
1372            unregisterReceiver(this.mInternalEventReceiver);
1373            unregisterReceiver(this.mInternalRestrictedEventReceiver);
1374            unregisterReceiver(this.mInternalScreenEventReceiver);
1375        } catch (final IllegalArgumentException e) {
1376            //ignored
1377        }
1378        destroyed = false;
1379        fileObserver.stopWatching();
1380        internalPingExecutor.shutdown();
1381        super.onDestroy();
1382    }
1383
1384    public void restartFileObserver() {
1385        Log.d(Config.LOGTAG, "restarting file observer");
1386        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1387        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1388    }
1389
1390    public void toggleScreenEventReceiver() {
1391        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1392            final IntentFilter filter = new IntentFilter();
1393            filter.addAction(Intent.ACTION_SCREEN_ON);
1394            filter.addAction(Intent.ACTION_SCREEN_OFF);
1395            filter.addAction(Intent.ACTION_USER_PRESENT);
1396            registerReceiver(this.mInternalScreenEventReceiver, filter);
1397        } else {
1398            try {
1399                unregisterReceiver(this.mInternalScreenEventReceiver);
1400            } catch (IllegalArgumentException e) {
1401                //ignored
1402            }
1403        }
1404    }
1405
1406    public void toggleForegroundService() {
1407        toggleForegroundService(false);
1408    }
1409
1410    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1411        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1412        toggleForegroundService(false);
1413    }
1414
1415    public void removeOngoingCall() {
1416        ongoingCall.set(null);
1417        toggleForegroundService(false);
1418    }
1419
1420    private void toggleForegroundService(boolean force) {
1421        final boolean status;
1422        final OngoingCall ongoing = ongoingCall.get();
1423        if (force || mForceDuringOnCreate.get() || mForceForegroundService.get() || ongoing != null || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1424            final Notification notification;
1425            final int id;
1426            if (ongoing != null) {
1427                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1428                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1429                startForegroundOrCatch(id, notification);
1430                mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1431            } else {
1432                notification = this.mNotificationService.createForegroundNotification();
1433                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1434                startForegroundOrCatch(id, notification);
1435            }
1436
1437            if (!mForceForegroundService.get()) {
1438                mNotificationService.notify(id, notification);
1439            }
1440            status = true;
1441        } else {
1442            stopForeground(true);
1443            status = false;
1444        }
1445        if (!mForceForegroundService.get()) {
1446            mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1447        }
1448        if (ongoing == null) {
1449            mNotificationService.cancel(NotificationService.ONGOING_CALL_NOTIFICATION_ID);
1450        }
1451        Log.d(Config.LOGTAG, "ForegroundService: " + (status ? "on" : "off"));
1452    }
1453
1454    private void startForegroundOrCatch(final int id, final Notification notification) {
1455        try {
1456            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
1457                final int foregroundServiceType;
1458                if (getSystemService(PowerManager.class)
1459                        .isIgnoringBatteryOptimizations(getPackageName())) {
1460                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED;
1461                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1462                        == PackageManager.PERMISSION_GRANTED) {
1463                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1464                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
1465                        == PackageManager.PERMISSION_GRANTED) {
1466                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA;
1467                } else {
1468                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE;
1469                }
1470                startForeground(id, notification, foregroundServiceType);
1471            } else {
1472                startForeground(id, notification);
1473            }
1474        } catch (final IllegalStateException | SecurityException e) {
1475            Log.e(Config.LOGTAG, "Could not start foreground service", e);
1476        }
1477    }
1478
1479    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1480        return !mForceForegroundService.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1481    }
1482
1483    @Override
1484    public void onTaskRemoved(final Intent rootIntent) {
1485        super.onTaskRemoved(rootIntent);
1486        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mForceForegroundService.get() || ongoingCall.get() != null) {
1487            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1488        } else {
1489            this.logoutAndSave(false);
1490        }
1491    }
1492
1493    private void logoutAndSave(boolean stop) {
1494        int activeAccounts = 0;
1495        for (final Account account : accounts) {
1496            if (account.isConnectionEnabled()) {
1497                databaseBackend.writeRoster(account.getRoster());
1498                activeAccounts++;
1499            }
1500            if (account.getXmppConnection() != null) {
1501                new Thread(() -> disconnect(account, false)).start();
1502            }
1503        }
1504        if (stop || activeAccounts == 0) {
1505            Log.d(Config.LOGTAG, "good bye");
1506            stopSelf();
1507        }
1508    }
1509
1510    private void schedulePostConnectivityChange() {
1511        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1512        if (alarmManager == null) {
1513            return;
1514        }
1515        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1516        final Intent intent = new Intent(this, EventReceiver.class);
1517        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1518        try {
1519            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, s()
1520                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1521                    : PendingIntent.FLAG_UPDATE_CURRENT);
1522            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1523                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1524            } else {
1525                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1526            }
1527        } catch (RuntimeException e) {
1528            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1529        }
1530    }
1531
1532    public void scheduleWakeUpCall(final int seconds, final int requestCode) {
1533        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
1534        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1535        if (alarmManager == null) {
1536            return;
1537        }
1538        final Intent intent = new Intent(this, EventReceiver.class);
1539        intent.setAction(ACTION_PING);
1540        try {
1541            final PendingIntent pendingIntent;
1542            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1543                pendingIntent =
1544                        PendingIntent.getBroadcast(
1545                                this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1546            } else {
1547                pendingIntent =
1548                        PendingIntent.getBroadcast(
1549                                this, requestCode, intent, 0);
1550            }
1551            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1552        } catch (RuntimeException e) {
1553            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1554        }
1555    }
1556
1557    @TargetApi(Build.VERSION_CODES.M)
1558    private void scheduleNextIdlePing() {
1559        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1560        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1561        if (alarmManager == null) {
1562            return;
1563        }
1564        final Intent intent = new Intent(this, EventReceiver.class);
1565        intent.setAction(ACTION_IDLE_PING);
1566        try {
1567            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, s()
1568                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1569                    : PendingIntent.FLAG_UPDATE_CURRENT);
1570            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1571        } catch (RuntimeException e) {
1572            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1573        }
1574    }
1575
1576    public XmppConnection createConnection(final Account account) {
1577        final XmppConnection connection = new XmppConnection(account, this);
1578        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1579        connection.setOnStatusChangedListener(this.statusListener);
1580        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1581        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1582        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1583        connection.setOnBindListener(this.mOnBindListener);
1584        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1585        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1586        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1587        AxolotlService axolotlService = account.getAxolotlService();
1588        if (axolotlService != null) {
1589            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1590        }
1591        return connection;
1592    }
1593
1594    public void sendChatState(Conversation conversation) {
1595        if (sendChatStates()) {
1596            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1597            sendMessagePacket(conversation.getAccount(), packet);
1598        }
1599    }
1600
1601    private void sendFileMessage(final Message message, final boolean delay) {
1602        Log.d(Config.LOGTAG, "send file message");
1603        final Account account = message.getConversation().getAccount();
1604        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1605                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1606            mHttpConnectionManager.createNewUploadConnection(message, delay);
1607        } else {
1608            mJingleConnectionManager.startJingleFileTransfer(message);
1609        }
1610    }
1611
1612    public void sendMessage(final Message message) {
1613        sendMessage(message, false, false);
1614    }
1615
1616    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1617        final Account account = message.getConversation().getAccount();
1618        if (account.setShowErrorNotification(true)) {
1619            databaseBackend.updateAccount(account);
1620            mNotificationService.updateErrorNotification();
1621        }
1622        final Conversation conversation = (Conversation) message.getConversation();
1623        account.deactivateGracePeriod();
1624
1625
1626        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1627            final Contact contact = conversation.getContact();
1628            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1629                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1630                createContact(contact, true);
1631            }
1632        }
1633
1634        MessagePacket packet = null;
1635        final boolean addToConversation = !message.edited();
1636        boolean saveInDb = addToConversation;
1637        message.setStatus(Message.STATUS_WAITING);
1638
1639        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1640            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1641                databaseBackend.updateConversation(conversation);
1642            }
1643        }
1644
1645        final boolean inProgressJoin = isJoinInProgress(conversation);
1646
1647
1648        if (account.isOnlineAndConnected() && !inProgressJoin) {
1649            switch (message.getEncryption()) {
1650                case Message.ENCRYPTION_NONE:
1651                    if (message.needsUploading()) {
1652                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1653                                || conversation.getMode() == Conversation.MODE_MULTI
1654                                || message.fixCounterpart()) {
1655                            this.sendFileMessage(message, delay);
1656                        } else {
1657                            break;
1658                        }
1659                    } else {
1660                        packet = mMessageGenerator.generateChat(message);
1661                    }
1662                    break;
1663                case Message.ENCRYPTION_PGP:
1664                case Message.ENCRYPTION_DECRYPTED:
1665                    if (message.needsUploading()) {
1666                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1667                                || conversation.getMode() == Conversation.MODE_MULTI
1668                                || message.fixCounterpart()) {
1669                            this.sendFileMessage(message, delay);
1670                        } else {
1671                            break;
1672                        }
1673                    } else {
1674                        packet = mMessageGenerator.generatePgpChat(message);
1675                    }
1676                    break;
1677                case Message.ENCRYPTION_AXOLOTL:
1678                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1679                    if (message.needsUploading()) {
1680                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1681                                || conversation.getMode() == Conversation.MODE_MULTI
1682                                || message.fixCounterpart()) {
1683                            this.sendFileMessage(message, delay);
1684                        } else {
1685                            break;
1686                        }
1687                    } else {
1688                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1689                        if (axolotlMessage == null) {
1690                            account.getAxolotlService().preparePayloadMessage(message, delay);
1691                        } else {
1692                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1693                        }
1694                    }
1695                    break;
1696
1697            }
1698            if (packet != null) {
1699                if (account.getXmppConnection().getFeatures().sm()
1700                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1701                    message.setStatus(Message.STATUS_UNSEND);
1702                } else {
1703                    message.setStatus(Message.STATUS_SEND);
1704                }
1705            }
1706        } else {
1707            switch (message.getEncryption()) {
1708                case Message.ENCRYPTION_DECRYPTED:
1709                    if (!message.needsUploading()) {
1710                        String pgpBody = message.getEncryptedBody();
1711                        String decryptedBody = message.getBody();
1712                        message.setBody(pgpBody); //TODO might throw NPE
1713                        message.setEncryption(Message.ENCRYPTION_PGP);
1714                        if (message.edited()) {
1715                            message.setBody(decryptedBody);
1716                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1717                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1718                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1719                            }
1720                            updateConversationUi();
1721                            return;
1722                        } else {
1723                            databaseBackend.createMessage(message);
1724                            saveInDb = false;
1725                            message.setBody(decryptedBody);
1726                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1727                        }
1728                    }
1729                    break;
1730                case Message.ENCRYPTION_AXOLOTL:
1731                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1732                    break;
1733            }
1734        }
1735
1736
1737        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1738        if (mucMessage) {
1739            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1740        }
1741
1742        if (resend) {
1743            if (packet != null && addToConversation) {
1744                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1745                    markMessage(message, Message.STATUS_UNSEND);
1746                } else {
1747                    markMessage(message, Message.STATUS_SEND);
1748                }
1749            }
1750        } else {
1751            if (addToConversation) {
1752                conversation.add(message);
1753            }
1754            if (saveInDb) {
1755                databaseBackend.createMessage(message);
1756            } else if (message.edited()) {
1757                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1758                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1759                }
1760            }
1761            updateConversationUi();
1762        }
1763        if (packet != null) {
1764            if (delay) {
1765                mMessageGenerator.addDelay(packet, message.getTimeSent());
1766            }
1767            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1768                if (this.sendChatStates()) {
1769                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1770                }
1771            }
1772            sendMessagePacket(account, packet);
1773        }
1774    }
1775
1776    private boolean isJoinInProgress(final Conversation conversation) {
1777        final Account account = conversation.getAccount();
1778        synchronized (account.inProgressConferenceJoins) {
1779            if (conversation.getMode() == Conversational.MODE_MULTI) {
1780                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1781                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1782                final boolean inProgressJoin = inProgress || pending;
1783                if (inProgressJoin) {
1784                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1785                }
1786                return inProgressJoin;
1787            } else {
1788                return false;
1789            }
1790        }
1791    }
1792
1793    private void sendUnsentMessages(final Conversation conversation) {
1794        conversation.findWaitingMessages(message -> resendMessage(message, true));
1795    }
1796
1797    public void resendMessage(final Message message, final boolean delay) {
1798        sendMessage(message, true, delay);
1799    }
1800
1801    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
1802        final XmppConnection connection = account.getXmppConnection();
1803        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
1804        if (jid == null) {
1805            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
1806            return;
1807        }
1808        final IqPacket request = new IqPacket(IqPacket.TYPE.SET);
1809        request.setTo(jid);
1810        final Element command = request.addChild("command", Namespace.COMMANDS);
1811        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
1812        command.setAttribute("action", "execute");
1813        sendIqPacket(account, request, (a, response) -> {
1814            if (response.getType() == IqPacket.TYPE.RESULT) {
1815                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
1816                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
1817                if (x != null) {
1818                    final Data data = Data.parse(x);
1819                    final String uri = data.getValue("uri");
1820                    final String landingUrl = data.getValue("landing-url");
1821                    if (uri != null) {
1822                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
1823                        callback.inviteRequested(invite);
1824                        return;
1825                    }
1826                }
1827                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
1828                Log.d(Config.LOGTAG, response.toString());
1829            } else if (response.getType() == IqPacket.TYPE.ERROR) {
1830                callback.inviteRequestFailed(IqParser.errorMessage(response));
1831            } else {
1832                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
1833            }
1834        });
1835
1836    }
1837
1838    public void fetchRosterFromServer(final Account account) {
1839        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1840        if (!"".equals(account.getRosterVersion())) {
1841            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1842                    + ": fetching roster version " + account.getRosterVersion());
1843        } else {
1844            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1845        }
1846        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1847        sendIqPacket(account, iqPacket, mIqParser);
1848    }
1849
1850    public void fetchBookmarks(final Account account) {
1851        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1852        final Element query = iqPacket.query("jabber:iq:private");
1853        query.addChild("storage", Namespace.BOOKMARKS);
1854        final OnIqPacketReceived callback = (a, response) -> {
1855            if (response.getType() == IqPacket.TYPE.RESULT) {
1856                final Element query1 = response.query();
1857                final Element storage = query1.findChild("storage", "storage:bookmarks");
1858                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1859                processBookmarksInitial(a, bookmarks, false);
1860            } else {
1861                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1862            }
1863        };
1864        sendIqPacket(account, iqPacket, callback);
1865    }
1866
1867    public void fetchBookmarks2(final Account account) {
1868        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1869        sendIqPacket(account, retrieve, new OnIqPacketReceived() {
1870            @Override
1871            public void onIqPacketReceived(final Account account, final IqPacket response) {
1872                if (response.getType() == IqPacket.TYPE.RESULT) {
1873                    final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1874                    final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
1875                    processBookmarksInitial(account, bookmarks, true);
1876                }
1877            }
1878        });
1879    }
1880
1881    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
1882        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
1883        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1884        for (Bookmark bookmark : bookmarks.values()) {
1885            previousBookmarks.remove(bookmark.getJid().asBareJid());
1886            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
1887        }
1888        if (pep && synchronizeWithBookmarks) {
1889            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
1890            for (Jid jid : previousBookmarks) {
1891                processDeletedBookmark(account, jid);
1892            }
1893        }
1894        account.setBookmarks(bookmarks);
1895    }
1896
1897    public void processDeletedBookmark(Account account, Jid jid) {
1898        final Conversation conversation = find(account, jid);
1899        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
1900            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
1901            archiveConversation(conversation, false);
1902        }
1903    }
1904
1905    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
1906        final Account account = bookmark.getAccount();
1907        Conversation conversation = find(bookmark);
1908        if (conversation != null) {
1909            if (conversation.getMode() != Conversation.MODE_MULTI) {
1910                return;
1911            }
1912            bookmark.setConversation(conversation);
1913            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
1914                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
1915                archiveConversation(conversation, false);
1916            } else {
1917                final MucOptions mucOptions = conversation.getMucOptions();
1918                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1919                    final String current = mucOptions.getActualNick();
1920                    final String proposed = mucOptions.getProposedNick();
1921                    if (current != null && !current.equals(proposed)) {
1922                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
1923                        joinMuc(conversation);
1924                    }
1925                }
1926            }
1927        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
1928            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
1929            bookmark.setConversation(conversation);
1930        }
1931    }
1932
1933    public void processModifiedBookmark(Bookmark bookmark) {
1934        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1935        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
1936    }
1937
1938    public void createBookmark(final Account account, final Bookmark bookmark) {
1939        account.putBookmark(bookmark);
1940        final XmppConnection connection = account.getXmppConnection();
1941        if (connection == null) {
1942            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
1943        } else if (connection.getFeatures().bookmarks2()) {
1944            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
1945            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
1946        } else if (connection.getFeatures().bookmarksConversion()) {
1947            pushBookmarksPep(account);
1948        } else {
1949            pushBookmarksPrivateXml(account);
1950        }
1951    }
1952
1953    public void deleteBookmark(final Account account, final Bookmark bookmark) {
1954        account.removeBookmark(bookmark);
1955        final XmppConnection connection = account.getXmppConnection();
1956        if (connection.getFeatures().bookmarks2()) {
1957            IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
1958            sendIqPacket(account, request, (a, response) -> {
1959                if (response.getType() == IqPacket.TYPE.ERROR) {
1960                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
1961                }
1962            });
1963        } else if (connection.getFeatures().bookmarksConversion()) {
1964            pushBookmarksPep(account);
1965        } else {
1966            pushBookmarksPrivateXml(account);
1967        }
1968    }
1969
1970    private void pushBookmarksPrivateXml(Account account) {
1971        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
1972        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
1973        Element query = iqPacket.query("jabber:iq:private");
1974        Element storage = query.addChild("storage", "storage:bookmarks");
1975        for (final Bookmark bookmark : account.getBookmarks()) {
1976            storage.addChild(bookmark);
1977        }
1978        sendIqPacket(account, iqPacket, mDefaultIqHandler);
1979    }
1980
1981    private void pushBookmarksPep(Account account) {
1982        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
1983        final Element storage = new Element("storage", "storage:bookmarks");
1984        for (final Bookmark bookmark : account.getBookmarks()) {
1985            storage.addChild(bookmark);
1986        }
1987        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
1988
1989    }
1990
1991    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
1992        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
1993
1994    }
1995
1996    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
1997        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
1998        sendIqPacket(account, packet, (a, response) -> {
1999            if (response.getType() == IqPacket.TYPE.RESULT) {
2000                return;
2001            }
2002            if (retry && PublishOptions.preconditionNotMet(response)) {
2003                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
2004                    @Override
2005                    public void onPushSucceeded() {
2006                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
2007                    }
2008
2009                    @Override
2010                    public void onPushFailed() {
2011                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
2012                    }
2013                });
2014            } else {
2015                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + retry + ") " + response);
2016            }
2017        });
2018    }
2019
2020    private void restoreFromDatabase() {
2021        synchronized (this.conversations) {
2022            final Map<String, Account> accountLookupTable = new Hashtable<>();
2023            for (Account account : this.accounts) {
2024                accountLookupTable.put(account.getUuid(), account);
2025            }
2026            Log.d(Config.LOGTAG, "restoring conversations...");
2027            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
2028            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
2029            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
2030                Conversation conversation = iterator.next();
2031                Account account = accountLookupTable.get(conversation.getAccountUuid());
2032                if (account != null) {
2033                    conversation.setAccount(account);
2034                } else {
2035                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
2036                    iterator.remove();
2037                }
2038            }
2039            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
2040            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
2041            Runnable runnable = () -> {
2042                if (DatabaseBackend.requiresMessageIndexRebuild()) {
2043                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
2044                }
2045                final long deletionDate = getAutomaticMessageDeletionDate();
2046                mLastExpiryRun.set(SystemClock.elapsedRealtime());
2047                if (deletionDate > 0) {
2048                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
2049                    databaseBackend.expireOldMessages(deletionDate);
2050                }
2051                Log.d(Config.LOGTAG, "restoring roster...");
2052                for (final Account account : accounts) {
2053                    databaseBackend.readRoster(account.getRoster());
2054                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
2055                }
2056                getBitmapCache().evictAll();
2057                loadPhoneContacts();
2058                Log.d(Config.LOGTAG, "restoring messages...");
2059                final long startMessageRestore = SystemClock.elapsedRealtime();
2060                final Conversation quickLoad = QuickLoader.get(this.conversations);
2061                if (quickLoad != null) {
2062                    restoreMessages(quickLoad);
2063                    updateConversationUi();
2064                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2065                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
2066                }
2067                for (Conversation conversation : this.conversations) {
2068                    if (quickLoad != conversation) {
2069                        restoreMessages(conversation);
2070                    }
2071                }
2072                mNotificationService.finishBacklog();
2073                restoredFromDatabaseLatch.countDown();
2074                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2075                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
2076                updateConversationUi();
2077            };
2078            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
2079        }
2080    }
2081
2082    private void restoreMessages(Conversation conversation) {
2083        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2084        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
2085        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2086    }
2087
2088    public void loadPhoneContacts() {
2089        mContactMergerExecutor.execute(() -> {
2090            final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2091            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2092            for (final Account account : accounts) {
2093                final List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2094                for (final JabberIdContact jidContact : contacts.values()) {
2095                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
2096                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
2097                    if (needsCacheClean) {
2098                        getAvatarService().clear(contact);
2099                    }
2100                    withSystemAccounts.remove(contact);
2101                }
2102                for (final Contact contact : withSystemAccounts) {
2103                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
2104                    if (needsCacheClean) {
2105                        getAvatarService().clear(contact);
2106                    }
2107                }
2108            }
2109            Log.d(Config.LOGTAG, "finished merging phone contacts");
2110            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2111            updateRosterUi();
2112            mQuickConversationsService.considerSync();
2113        });
2114    }
2115
2116
2117    public void syncRoster(final Account account) {
2118        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
2119    }
2120
2121    public List<Conversation> getConversations() {
2122        return this.conversations;
2123    }
2124
2125    private void markFileDeleted(final File file) {
2126        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2127            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2128                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2129                return;
2130            }
2131        }
2132        final boolean isInternalFile = fileBackend.isInternalFile(file);
2133        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2134        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2135        markUuidsAsDeletedFiles(uuids);
2136    }
2137
2138    private void markUuidsAsDeletedFiles(List<String> uuids) {
2139        boolean deleted = false;
2140        for (Conversation conversation : getConversations()) {
2141            deleted |= conversation.markAsDeleted(uuids);
2142        }
2143        for (final String uuid : uuids) {
2144            evictPreview(uuid);
2145        }
2146        if (deleted) {
2147            updateConversationUi();
2148        }
2149    }
2150
2151    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2152        boolean changed = false;
2153        for (Conversation conversation : getConversations()) {
2154            changed |= conversation.markAsChanged(infos);
2155        }
2156        if (changed) {
2157            updateConversationUi();
2158        }
2159    }
2160
2161    public void populateWithOrderedConversations(final List<Conversation> list) {
2162        populateWithOrderedConversations(list, true, true);
2163    }
2164
2165    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2166        populateWithOrderedConversations(list, includeNoFileUpload, true);
2167    }
2168
2169    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2170        final List<String> orderedUuids;
2171        if (sort) {
2172            orderedUuids = null;
2173        } else {
2174            orderedUuids = new ArrayList<>();
2175            for (Conversation conversation : list) {
2176                orderedUuids.add(conversation.getUuid());
2177            }
2178        }
2179        list.clear();
2180        if (includeNoFileUpload) {
2181            list.addAll(getConversations());
2182        } else {
2183            for (Conversation conversation : getConversations()) {
2184                if (conversation.getMode() == Conversation.MODE_SINGLE
2185                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2186                    list.add(conversation);
2187                }
2188            }
2189        }
2190        try {
2191            if (orderedUuids != null) {
2192                Collections.sort(list, (a, b) -> {
2193                    final int indexA = orderedUuids.indexOf(a.getUuid());
2194                    final int indexB = orderedUuids.indexOf(b.getUuid());
2195                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2196                        return a.compareTo(b);
2197                    }
2198                    return indexA - indexB;
2199                });
2200            } else {
2201                Collections.sort(list);
2202            }
2203        } catch (IllegalArgumentException e) {
2204            //ignore
2205        }
2206    }
2207
2208    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2209        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2210            return;
2211        } else if (timestamp == 0) {
2212            return;
2213        }
2214        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2215        final Runnable runnable = () -> {
2216            final Account account = conversation.getAccount();
2217            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2218            if (messages.size() > 0) {
2219                conversation.addAll(0, messages);
2220                callback.onMoreMessagesLoaded(messages.size(), conversation);
2221            } else if (conversation.hasMessagesLeftOnServer()
2222                    && account.isOnlineAndConnected()
2223                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2224                final boolean mamAvailable;
2225                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2226                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2227                } else {
2228                    mamAvailable = conversation.getMucOptions().mamSupport();
2229                }
2230                if (mamAvailable) {
2231                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2232                    if (query != null) {
2233                        query.setCallback(callback);
2234                        callback.informUser(R.string.fetching_history_from_server);
2235                    } else {
2236                        callback.informUser(R.string.not_fetching_history_retention_period);
2237                    }
2238
2239                }
2240            }
2241        };
2242        mDatabaseReaderExecutor.execute(runnable);
2243    }
2244
2245    public List<Account> getAccounts() {
2246        return this.accounts;
2247    }
2248
2249
2250    /**
2251     * 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)
2252     */
2253    public List<Conversation> findAllConferencesWith(Contact contact) {
2254        final ArrayList<Conversation> results = new ArrayList<>();
2255        for (final Conversation c : conversations) {
2256            if (c.getMode() != Conversation.MODE_MULTI) {
2257                continue;
2258            }
2259            final MucOptions mucOptions = c.getMucOptions();
2260            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2261                results.add(c);
2262            }
2263        }
2264        return results;
2265    }
2266
2267    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2268        for (final Conversation conversation : haystack) {
2269            if (conversation.getContact() == contact) {
2270                return conversation;
2271            }
2272        }
2273        return null;
2274    }
2275
2276    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2277        if (jid == null) {
2278            return null;
2279        }
2280        for (final Conversation conversation : haystack) {
2281            if ((account == null || conversation.getAccount() == account)
2282                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2283                return conversation;
2284            }
2285        }
2286        return null;
2287    }
2288
2289    public boolean isConversationsListEmpty(final Conversation ignore) {
2290        synchronized (this.conversations) {
2291            final int size = this.conversations.size();
2292            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2293        }
2294    }
2295
2296    public boolean isConversationStillOpen(final Conversation conversation) {
2297        synchronized (this.conversations) {
2298            for (Conversation current : this.conversations) {
2299                if (current == conversation) {
2300                    return true;
2301                }
2302            }
2303        }
2304        return false;
2305    }
2306
2307    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2308        return this.findOrCreateConversation(account, jid, muc, false, async);
2309    }
2310
2311    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2312        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2313    }
2314
2315    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2316        synchronized (this.conversations) {
2317            Conversation conversation = find(account, jid);
2318            if (conversation != null) {
2319                return conversation;
2320            }
2321            conversation = databaseBackend.findConversation(account, jid);
2322            final boolean loadMessagesFromDb;
2323            if (conversation != null) {
2324                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2325                conversation.setAccount(account);
2326                if (muc) {
2327                    conversation.setMode(Conversation.MODE_MULTI);
2328                    conversation.setContactJid(jid);
2329                } else {
2330                    conversation.setMode(Conversation.MODE_SINGLE);
2331                    conversation.setContactJid(jid.asBareJid());
2332                }
2333                databaseBackend.updateConversation(conversation);
2334                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2335            } else {
2336                String conversationName;
2337                Contact contact = account.getRoster().getContact(jid);
2338                if (contact != null) {
2339                    conversationName = contact.getDisplayName();
2340                } else {
2341                    conversationName = jid.getLocal();
2342                }
2343                if (muc) {
2344                    conversation = new Conversation(conversationName, account, jid,
2345                            Conversation.MODE_MULTI);
2346                } else {
2347                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2348                            Conversation.MODE_SINGLE);
2349                }
2350                this.databaseBackend.createConversation(conversation);
2351                loadMessagesFromDb = false;
2352            }
2353            final Conversation c = conversation;
2354            final Runnable runnable = () -> {
2355                if (loadMessagesFromDb) {
2356                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2357                    updateConversationUi();
2358                    c.messagesLoaded.set(true);
2359                }
2360                if (account.getXmppConnection() != null
2361                        && !c.getContact().isBlocked()
2362                        && account.getXmppConnection().getFeatures().mam()
2363                        && !muc) {
2364                    if (query == null) {
2365                        mMessageArchiveService.query(c);
2366                    } else {
2367                        if (query.getConversation() == null) {
2368                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2369                        }
2370                    }
2371                }
2372                if (joinAfterCreate) {
2373                    joinMuc(c);
2374                }
2375            };
2376            if (async) {
2377                mDatabaseReaderExecutor.execute(runnable);
2378            } else {
2379                runnable.run();
2380            }
2381            this.conversations.add(conversation);
2382            updateConversationUi();
2383            return conversation;
2384        }
2385    }
2386
2387    public void archiveConversation(Conversation conversation) {
2388        archiveConversation(conversation, true);
2389    }
2390
2391    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2392        getNotificationService().clear(conversation);
2393        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2394        conversation.setNextMessage(null);
2395        synchronized (this.conversations) {
2396            getMessageArchiveService().kill(conversation);
2397            if (conversation.getMode() == Conversation.MODE_MULTI) {
2398                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2399                    final Bookmark bookmark = conversation.getBookmark();
2400                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2401                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2402                            Account account = bookmark.getAccount();
2403                            bookmark.setConversation(null);
2404                            deleteBookmark(account, bookmark);
2405                        } else if (bookmark.autojoin()) {
2406                            bookmark.setAutojoin(false);
2407                            createBookmark(bookmark.getAccount(), bookmark);
2408                        }
2409                    }
2410                }
2411                leaveMuc(conversation);
2412            } else {
2413                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2414                    stopPresenceUpdatesTo(conversation.getContact());
2415                }
2416            }
2417            updateConversation(conversation);
2418            this.conversations.remove(conversation);
2419            updateConversationUi();
2420        }
2421    }
2422
2423    public void stopPresenceUpdatesTo(Contact contact) {
2424        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2425        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2426        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2427    }
2428
2429    public void createAccount(final Account account) {
2430        account.initAccountServices(this);
2431        databaseBackend.createAccount(account);
2432        this.accounts.add(account);
2433        this.reconnectAccountInBackground(account);
2434        updateAccountUi();
2435        syncEnabledAccountSetting();
2436        toggleForegroundService();
2437    }
2438
2439    private void syncEnabledAccountSetting() {
2440        final boolean hasEnabledAccounts = hasEnabledAccounts();
2441        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2442        toggleSetProfilePictureActivity(hasEnabledAccounts);
2443    }
2444
2445    private void toggleSetProfilePictureActivity(final boolean enabled) {
2446        try {
2447            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2448            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2449            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2450        } catch (IllegalStateException e) {
2451            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
2452        }
2453    }
2454
2455    public boolean reconfigurePushDistributor() {
2456        return this.unifiedPushBroker.reconfigurePushDistributor();
2457    }
2458
2459    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
2460        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
2461    }
2462
2463    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
2464        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
2465    }
2466
2467    private void provisionAccount(final String address, final String password) {
2468        final Jid jid = Jid.ofEscaped(address);
2469        final Account account = new Account(jid, password);
2470        account.setOption(Account.OPTION_DISABLED, true);
2471        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2472        createAccount(account);
2473    }
2474
2475    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2476        new Thread(() -> {
2477            try {
2478                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2479                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2480                if (cert == null) {
2481                    callback.informUser(R.string.unable_to_parse_certificate);
2482                    return;
2483                }
2484                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2485                if (info == null) {
2486                    callback.informUser(R.string.certificate_does_not_contain_jid);
2487                    return;
2488                }
2489                if (findAccountByJid(info.first) == null) {
2490                    final Account account = new Account(info.first, "");
2491                    account.setPrivateKeyAlias(alias);
2492                    account.setOption(Account.OPTION_DISABLED, true);
2493                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2494                    account.setDisplayName(info.second);
2495                    createAccount(account);
2496                    callback.onAccountCreated(account);
2497                    if (Config.X509_VERIFICATION) {
2498                        try {
2499                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2500                        } catch (CertificateException e) {
2501                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2502                        }
2503                    }
2504                } else {
2505                    callback.informUser(R.string.account_already_exists);
2506                }
2507            } catch (Exception e) {
2508                callback.informUser(R.string.unable_to_parse_certificate);
2509            }
2510        }).start();
2511
2512    }
2513
2514    public void updateKeyInAccount(final Account account, final String alias) {
2515        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2516        try {
2517            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2518            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2519            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2520            if (info == null) {
2521                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2522                return;
2523            }
2524            if (account.getJid().asBareJid().equals(info.first)) {
2525                account.setPrivateKeyAlias(alias);
2526                account.setDisplayName(info.second);
2527                databaseBackend.updateAccount(account);
2528                if (Config.X509_VERIFICATION) {
2529                    try {
2530                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2531                    } catch (CertificateException e) {
2532                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2533                    }
2534                    account.getAxolotlService().regenerateKeys(true);
2535                }
2536            } else {
2537                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2538            }
2539        } catch (Exception e) {
2540            e.printStackTrace();
2541        }
2542    }
2543
2544    public boolean updateAccount(final Account account) {
2545        if (databaseBackend.updateAccount(account)) {
2546            account.setShowErrorNotification(true);
2547            this.statusListener.onStatusChanged(account);
2548            databaseBackend.updateAccount(account);
2549            reconnectAccountInBackground(account);
2550            updateAccountUi();
2551            getNotificationService().updateErrorNotification();
2552            toggleForegroundService();
2553            syncEnabledAccountSetting();
2554            mChannelDiscoveryService.cleanCache();
2555            return true;
2556        } else {
2557            return false;
2558        }
2559    }
2560
2561    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2562        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2563        sendIqPacket(account, iq, (a, packet) -> {
2564            if (packet.getType() == IqPacket.TYPE.RESULT) {
2565                a.setPassword(newPassword);
2566                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2567                databaseBackend.updateAccount(a);
2568                callback.onPasswordChangeSucceeded();
2569            } else {
2570                callback.onPasswordChangeFailed();
2571            }
2572        });
2573    }
2574
2575    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
2576        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
2577        final Element query = iqPacket.addChild("query",Namespace.REGISTER);
2578        query.addChild("remove");
2579        sendIqPacket(account, iqPacket, (a, response) -> {
2580            if (response.getType() == IqPacket.TYPE.RESULT) {
2581                deleteAccount(a);
2582                callback.accept(true);
2583            } else {
2584                callback.accept(false);
2585            }
2586        });
2587    }
2588
2589    public void deleteAccount(final Account account) {
2590        final boolean connected = account.getStatus() == Account.State.ONLINE;
2591        synchronized (this.conversations) {
2592            if (connected) {
2593                account.getAxolotlService().deleteOmemoIdentity();
2594            }
2595            for (final Conversation conversation : conversations) {
2596                if (conversation.getAccount() == account) {
2597                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2598                        if (connected) {
2599                            leaveMuc(conversation);
2600                        }
2601                    }
2602                    conversations.remove(conversation);
2603                    mNotificationService.clear(conversation);
2604                }
2605            }
2606            if (account.getXmppConnection() != null) {
2607                new Thread(() -> disconnect(account, !connected)).start();
2608            }
2609            final Runnable runnable = () -> {
2610                if (!databaseBackend.deleteAccount(account)) {
2611                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2612                }
2613            };
2614            mDatabaseWriterExecutor.execute(runnable);
2615            this.accounts.remove(account);
2616            this.mRosterSyncTaskManager.clear(account);
2617            updateAccountUi();
2618            mNotificationService.updateErrorNotification();
2619            syncEnabledAccountSetting();
2620            toggleForegroundService();
2621        }
2622    }
2623
2624    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2625        final boolean remainingListeners;
2626        synchronized (LISTENER_LOCK) {
2627            remainingListeners = checkListeners();
2628            if (!this.mOnConversationUpdates.add(listener)) {
2629                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2630            }
2631            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2632        }
2633        if (remainingListeners) {
2634            switchToForeground();
2635        }
2636    }
2637
2638    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2639        final boolean remainingListeners;
2640        synchronized (LISTENER_LOCK) {
2641            this.mOnConversationUpdates.remove(listener);
2642            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2643            remainingListeners = checkListeners();
2644        }
2645        if (remainingListeners) {
2646            switchToBackground();
2647        }
2648    }
2649
2650    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2651        final boolean remainingListeners;
2652        synchronized (LISTENER_LOCK) {
2653            remainingListeners = checkListeners();
2654            if (!this.mOnShowErrorToasts.add(listener)) {
2655                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2656            }
2657        }
2658        if (remainingListeners) {
2659            switchToForeground();
2660        }
2661    }
2662
2663    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2664        final boolean remainingListeners;
2665        synchronized (LISTENER_LOCK) {
2666            this.mOnShowErrorToasts.remove(onShowErrorToast);
2667            remainingListeners = checkListeners();
2668        }
2669        if (remainingListeners) {
2670            switchToBackground();
2671        }
2672    }
2673
2674    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2675        final boolean remainingListeners;
2676        synchronized (LISTENER_LOCK) {
2677            remainingListeners = checkListeners();
2678            if (!this.mOnAccountUpdates.add(listener)) {
2679                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2680            }
2681        }
2682        if (remainingListeners) {
2683            switchToForeground();
2684        }
2685    }
2686
2687    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2688        final boolean remainingListeners;
2689        synchronized (LISTENER_LOCK) {
2690            this.mOnAccountUpdates.remove(listener);
2691            remainingListeners = checkListeners();
2692        }
2693        if (remainingListeners) {
2694            switchToBackground();
2695        }
2696    }
2697
2698    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2699        final boolean remainingListeners;
2700        synchronized (LISTENER_LOCK) {
2701            remainingListeners = checkListeners();
2702            if (!this.mOnCaptchaRequested.add(listener)) {
2703                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2704            }
2705        }
2706        if (remainingListeners) {
2707            switchToForeground();
2708        }
2709    }
2710
2711    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2712        final boolean remainingListeners;
2713        synchronized (LISTENER_LOCK) {
2714            this.mOnCaptchaRequested.remove(listener);
2715            remainingListeners = checkListeners();
2716        }
2717        if (remainingListeners) {
2718            switchToBackground();
2719        }
2720    }
2721
2722    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2723        final boolean remainingListeners;
2724        synchronized (LISTENER_LOCK) {
2725            remainingListeners = checkListeners();
2726            if (!this.mOnRosterUpdates.add(listener)) {
2727                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2728            }
2729        }
2730        if (remainingListeners) {
2731            switchToForeground();
2732        }
2733    }
2734
2735    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2736        final boolean remainingListeners;
2737        synchronized (LISTENER_LOCK) {
2738            this.mOnRosterUpdates.remove(listener);
2739            remainingListeners = checkListeners();
2740        }
2741        if (remainingListeners) {
2742            switchToBackground();
2743        }
2744    }
2745
2746    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2747        final boolean remainingListeners;
2748        synchronized (LISTENER_LOCK) {
2749            remainingListeners = checkListeners();
2750            if (!this.mOnUpdateBlocklist.add(listener)) {
2751                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2752            }
2753        }
2754        if (remainingListeners) {
2755            switchToForeground();
2756        }
2757    }
2758
2759    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2760        final boolean remainingListeners;
2761        synchronized (LISTENER_LOCK) {
2762            this.mOnUpdateBlocklist.remove(listener);
2763            remainingListeners = checkListeners();
2764        }
2765        if (remainingListeners) {
2766            switchToBackground();
2767        }
2768    }
2769
2770    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2771        final boolean remainingListeners;
2772        synchronized (LISTENER_LOCK) {
2773            remainingListeners = checkListeners();
2774            if (!this.mOnKeyStatusUpdated.add(listener)) {
2775                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2776            }
2777        }
2778        if (remainingListeners) {
2779            switchToForeground();
2780        }
2781    }
2782
2783    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2784        final boolean remainingListeners;
2785        synchronized (LISTENER_LOCK) {
2786            this.mOnKeyStatusUpdated.remove(listener);
2787            remainingListeners = checkListeners();
2788        }
2789        if (remainingListeners) {
2790            switchToBackground();
2791        }
2792    }
2793
2794    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2795        final boolean remainingListeners;
2796        synchronized (LISTENER_LOCK) {
2797            remainingListeners = checkListeners();
2798            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2799                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2800            }
2801        }
2802        if (remainingListeners) {
2803            switchToForeground();
2804        }
2805    }
2806
2807    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2808        final boolean remainingListeners;
2809        synchronized (LISTENER_LOCK) {
2810            this.onJingleRtpConnectionUpdate.remove(listener);
2811            remainingListeners = checkListeners();
2812        }
2813        if (remainingListeners) {
2814            switchToBackground();
2815        }
2816    }
2817
2818    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2819        final boolean remainingListeners;
2820        synchronized (LISTENER_LOCK) {
2821            remainingListeners = checkListeners();
2822            if (!this.mOnMucRosterUpdate.add(listener)) {
2823                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2824            }
2825        }
2826        if (remainingListeners) {
2827            switchToForeground();
2828        }
2829    }
2830
2831    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2832        final boolean remainingListeners;
2833        synchronized (LISTENER_LOCK) {
2834            this.mOnMucRosterUpdate.remove(listener);
2835            remainingListeners = checkListeners();
2836        }
2837        if (remainingListeners) {
2838            switchToBackground();
2839        }
2840    }
2841
2842    public boolean checkListeners() {
2843        return (this.mOnAccountUpdates.size() == 0
2844                && this.mOnConversationUpdates.size() == 0
2845                && this.mOnRosterUpdates.size() == 0
2846                && this.mOnCaptchaRequested.size() == 0
2847                && this.mOnMucRosterUpdate.size() == 0
2848                && this.mOnUpdateBlocklist.size() == 0
2849                && this.mOnShowErrorToasts.size() == 0
2850                && this.onJingleRtpConnectionUpdate.size() == 0
2851                && this.mOnKeyStatusUpdated.size() == 0);
2852    }
2853
2854    private void switchToForeground() {
2855        toggleSoftDisabled(false);
2856        final boolean broadcastLastActivity = broadcastLastActivity();
2857        for (Conversation conversation : getConversations()) {
2858            if (conversation.getMode() == Conversation.MODE_MULTI) {
2859                conversation.getMucOptions().resetChatState();
2860            } else {
2861                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
2862            }
2863        }
2864        for (Account account : getAccounts()) {
2865            if (account.getStatus() == Account.State.ONLINE) {
2866                account.deactivateGracePeriod();
2867                final XmppConnection connection = account.getXmppConnection();
2868                if (connection != null) {
2869                    if (connection.getFeatures().csi()) {
2870                        connection.sendActive();
2871                    }
2872                    if (broadcastLastActivity) {
2873                        sendPresence(account, false); //send new presence but don't include idle because we are not
2874                    }
2875                }
2876            }
2877        }
2878        Log.d(Config.LOGTAG, "app switched into foreground");
2879    }
2880
2881    private void switchToBackground() {
2882        final boolean broadcastLastActivity = broadcastLastActivity();
2883        if (broadcastLastActivity) {
2884            mLastActivity = System.currentTimeMillis();
2885            final SharedPreferences.Editor editor = getPreferences().edit();
2886            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2887            editor.apply();
2888        }
2889        for (Account account : getAccounts()) {
2890            if (account.getStatus() == Account.State.ONLINE) {
2891                XmppConnection connection = account.getXmppConnection();
2892                if (connection != null) {
2893                    if (broadcastLastActivity) {
2894                        sendPresence(account, true);
2895                    }
2896                    if (connection.getFeatures().csi()) {
2897                        connection.sendInactive();
2898                    }
2899                }
2900            }
2901        }
2902        this.mNotificationService.setIsInForeground(false);
2903        Log.d(Config.LOGTAG, "app switched into background");
2904    }
2905
2906    private void connectMultiModeConversations(Account account) {
2907        List<Conversation> conversations = getConversations();
2908        for (Conversation conversation : conversations) {
2909            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2910                joinMuc(conversation);
2911            }
2912        }
2913    }
2914
2915    public void mucSelfPingAndRejoin(final Conversation conversation) {
2916        final Account account = conversation.getAccount();
2917        synchronized (account.inProgressConferenceJoins) {
2918            if (account.inProgressConferenceJoins.contains(conversation)) {
2919                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2920                return;
2921            }
2922        }
2923        synchronized (account.inProgressConferencePings) {
2924            if (!account.inProgressConferencePings.add(conversation)) {
2925                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2926                return;
2927            }
2928        }
2929        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2930        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
2931        ping.setTo(self);
2932        ping.addChild("ping", Namespace.PING);
2933        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
2934            if (response.getType() == IqPacket.TYPE.ERROR) {
2935                Element error = response.findChild("error");
2936                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
2937                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
2938                } else {
2939                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
2940                    joinMuc(conversation);
2941                }
2942            } else if (response.getType() == IqPacket.TYPE.RESULT) {
2943                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
2944            }
2945            synchronized (account.inProgressConferencePings) {
2946                account.inProgressConferencePings.remove(conversation);
2947            }
2948        });
2949    }
2950    public void joinMuc(Conversation conversation) {
2951        joinMuc(conversation, null, false);
2952    }
2953
2954    public void joinMuc(Conversation conversation, boolean followedInvite) {
2955        joinMuc(conversation, null, followedInvite);
2956    }
2957
2958    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
2959        joinMuc(conversation, onConferenceJoined, false);
2960    }
2961
2962    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
2963        final Account account = conversation.getAccount();
2964        synchronized (account.pendingConferenceJoins) {
2965            account.pendingConferenceJoins.remove(conversation);
2966        }
2967        synchronized (account.pendingConferenceLeaves) {
2968            account.pendingConferenceLeaves.remove(conversation);
2969        }
2970        if (account.getStatus() == Account.State.ONLINE) {
2971            synchronized (account.inProgressConferenceJoins) {
2972                account.inProgressConferenceJoins.add(conversation);
2973            }
2974            if (Config.MUC_LEAVE_BEFORE_JOIN) {
2975                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
2976            }
2977            conversation.resetMucOptions();
2978            if (onConferenceJoined != null) {
2979                conversation.getMucOptions().flagNoAutoPushConfiguration();
2980            }
2981            conversation.setHasMessagesLeftOnServer(false);
2982            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
2983
2984                private void join(Conversation conversation) {
2985                    Account account = conversation.getAccount();
2986                    final MucOptions mucOptions = conversation.getMucOptions();
2987
2988                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
2989                        synchronized (account.inProgressConferenceJoins) {
2990                            account.inProgressConferenceJoins.remove(conversation);
2991                        }
2992                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
2993                        updateConversationUi();
2994                        if (onConferenceJoined != null) {
2995                            onConferenceJoined.onConferenceJoined(conversation);
2996                        }
2997                        return;
2998                    }
2999
3000                    final Jid joinJid = mucOptions.getSelf().getFullJid();
3001                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
3002                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
3003                    packet.setTo(joinJid);
3004                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3005                    if (conversation.getMucOptions().getPassword() != null) {
3006                        x.addChild("password").setContent(mucOptions.getPassword());
3007                    }
3008
3009                    if (mucOptions.mamSupport()) {
3010                        // Use MAM instead of the limited muc history to get history
3011                        x.addChild("history").setAttribute("maxchars", "0");
3012                    } else {
3013                        // Fallback to muc history
3014                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
3015                    }
3016                    sendPresencePacket(account, packet);
3017                    if (onConferenceJoined != null) {
3018                        onConferenceJoined.onConferenceJoined(conversation);
3019                    }
3020                    if (!joinJid.equals(conversation.getJid())) {
3021                        conversation.setContactJid(joinJid);
3022                        databaseBackend.updateConversation(conversation);
3023                    }
3024
3025                    if (mucOptions.mamSupport()) {
3026                        getMessageArchiveService().catchupMUC(conversation);
3027                    }
3028                    if (mucOptions.isPrivateAndNonAnonymous()) {
3029                        fetchConferenceMembers(conversation);
3030
3031                        if (followedInvite) {
3032                            final Bookmark bookmark = conversation.getBookmark();
3033                            if (bookmark != null) {
3034                                if (!bookmark.autojoin()) {
3035                                    bookmark.setAutojoin(true);
3036                                    createBookmark(account, bookmark);
3037                                }
3038                            } else {
3039                                saveConversationAsBookmark(conversation, null);
3040                            }
3041                        }
3042                    }
3043                    synchronized (account.inProgressConferenceJoins) {
3044                        account.inProgressConferenceJoins.remove(conversation);
3045                        sendUnsentMessages(conversation);
3046                    }
3047                }
3048
3049                @Override
3050                public void onConferenceConfigurationFetched(Conversation conversation) {
3051                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3052                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3053                        return;
3054                    }
3055                    join(conversation);
3056                }
3057
3058                @Override
3059                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
3060                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3061                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3062                        return;
3063                    }
3064                    if ("remote-server-not-found".equals(errorCondition)) {
3065                        synchronized (account.inProgressConferenceJoins) {
3066                            account.inProgressConferenceJoins.remove(conversation);
3067                        }
3068                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
3069                        updateConversationUi();
3070                    } else {
3071                        join(conversation);
3072                        fetchConferenceConfiguration(conversation);
3073                    }
3074                }
3075            });
3076            updateConversationUi();
3077        } else {
3078            synchronized (account.pendingConferenceJoins) {
3079                account.pendingConferenceJoins.add(conversation);
3080            }
3081            conversation.resetMucOptions();
3082            conversation.setHasMessagesLeftOnServer(false);
3083            updateConversationUi();
3084        }
3085    }
3086
3087    private void fetchConferenceMembers(final Conversation conversation) {
3088        final Account account = conversation.getAccount();
3089        final AxolotlService axolotlService = account.getAxolotlService();
3090        final String[] affiliations = {"member", "admin", "owner"};
3091        OnIqPacketReceived callback = new OnIqPacketReceived() {
3092
3093            private int i = 0;
3094            private boolean success = true;
3095
3096            @Override
3097            public void onIqPacketReceived(Account account, IqPacket packet) {
3098                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3099                Element query = packet.query("http://jabber.org/protocol/muc#admin");
3100                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
3101                    for (Element child : query.getChildren()) {
3102                        if ("item".equals(child.getName())) {
3103                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
3104                            if (!user.realJidMatchesAccount()) {
3105                                boolean isNew = conversation.getMucOptions().updateUser(user);
3106                                Contact contact = user.getContact();
3107                                if (omemoEnabled
3108                                        && isNew
3109                                        && user.getRealJid() != null
3110                                        && (contact == null || !contact.mutualPresenceSubscription())
3111                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
3112                                    axolotlService.fetchDeviceIds(user.getRealJid());
3113                                }
3114                            }
3115                        }
3116                    }
3117                } else {
3118                    success = false;
3119                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
3120                }
3121                ++i;
3122                if (i >= affiliations.length) {
3123                    List<Jid> members = conversation.getMucOptions().getMembers(true);
3124                    if (success) {
3125                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3126                        boolean changed = false;
3127                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3128                            Jid jid = iterator.next();
3129                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3130                                iterator.remove();
3131                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3132                                changed = true;
3133                            }
3134                        }
3135                        if (changed) {
3136                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3137                            updateConversation(conversation);
3138                        }
3139                    }
3140                    getAvatarService().clear(conversation);
3141                    updateMucRosterUi();
3142                    updateConversationUi();
3143                }
3144            }
3145        };
3146        for (String affiliation : affiliations) {
3147            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
3148        }
3149        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3150    }
3151
3152    public void providePasswordForMuc(Conversation conversation, String password) {
3153        if (conversation.getMode() == Conversation.MODE_MULTI) {
3154            conversation.getMucOptions().setPassword(password);
3155            if (conversation.getBookmark() != null) {
3156                final Bookmark bookmark = conversation.getBookmark();
3157                if (synchronizeWithBookmarks()) {
3158                    bookmark.setAutojoin(true);
3159                }
3160                createBookmark(conversation.getAccount(), bookmark);
3161            }
3162            updateConversation(conversation);
3163            joinMuc(conversation);
3164        }
3165    }
3166
3167    public void deleteAvatar(final Account account) {
3168        final AtomicBoolean executed = new AtomicBoolean(false);
3169        final Runnable onDeleted =
3170                () -> {
3171                    if (executed.compareAndSet(false, true)) {
3172                        account.setAvatar(null);
3173                        databaseBackend.updateAccount(account);
3174                        getAvatarService().clear(account);
3175                        updateAccountUi();
3176                    }
3177                };
3178        deleteVcardAvatar(account, onDeleted);
3179        deletePepNode(account, Namespace.AVATAR_DATA);
3180        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3181    }
3182
3183    public void deletePepNode(final Account account, final String node) {
3184        deletePepNode(account, node, null);
3185    }
3186
3187    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3188        final IqPacket request = mIqGenerator.deleteNode(node);
3189        sendIqPacket(account, request, (a, packet) -> {
3190            if (packet.getType() == IqPacket.TYPE.RESULT) {
3191                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": successfully deleted pep node "+node);
3192                if (runnable != null) {
3193                    runnable.run();
3194                }
3195            } else {
3196                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": failed to delete "+ packet);
3197            }
3198        });
3199    }
3200
3201    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3202        final IqPacket retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3203        sendIqPacket(account, retrieveVcard, (a, response) -> {
3204            if (response.getType() != IqPacket.TYPE.RESULT) {
3205                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3206                return;
3207            }
3208            final Element vcard = response.findChild("vCard", "vcard-temp");
3209            if (vcard == null) {
3210                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3211                return;
3212            }
3213            Element photo = vcard.findChild("PHOTO");
3214            if (photo == null) {
3215                photo = vcard.addChild("PHOTO");
3216            }
3217            photo.clearChildren();
3218            IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3219            publication.setTo(a.getJid().asBareJid());
3220            publication.addChild(vcard);
3221            sendIqPacket(account, publication, (a1, publicationResponse) -> {
3222                if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3223                    Log.d(Config.LOGTAG,a1.getJid().asBareJid()+": successfully deleted vcard avatar");
3224                    runnable.run();
3225                } else {
3226                    Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3227                }
3228            });
3229        });
3230    }
3231
3232    private boolean hasEnabledAccounts() {
3233        if (this.accounts == null) {
3234            return false;
3235        }
3236        for (final Account account : this.accounts) {
3237            if (account.isConnectionEnabled()) {
3238                return true;
3239            }
3240        }
3241        return false;
3242    }
3243
3244
3245    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3246        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3247    }
3248
3249    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3250        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3251    }
3252
3253
3254    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3255        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3256    }
3257
3258    public void persistSelfNick(MucOptions.User self) {
3259        final Conversation conversation = self.getConversation();
3260        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3261        Jid full = self.getFullJid();
3262        if (!full.equals(conversation.getJid())) {
3263            Log.d(Config.LOGTAG, "nick changed. updating");
3264            conversation.setContactJid(full);
3265            databaseBackend.updateConversation(conversation);
3266        }
3267
3268        final Bookmark bookmark = conversation.getBookmark();
3269        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3270        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
3271            final Account account = conversation.getAccount();
3272            final String defaultNick = MucOptions.defaultNick(account);
3273            if (TextUtils.isEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3274                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
3275                return;
3276            }
3277            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
3278            bookmark.setNick(full.getResource());
3279            createBookmark(bookmark.getAccount(), bookmark);
3280        }
3281    }
3282
3283    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3284        final MucOptions options = conversation.getMucOptions();
3285        final Jid joinJid = options.createJoinJid(nick);
3286        if (joinJid == null) {
3287            return false;
3288        }
3289        if (options.online()) {
3290            Account account = conversation.getAccount();
3291            options.setOnRenameListener(new OnRenameListener() {
3292
3293                @Override
3294                public void onSuccess() {
3295                    callback.success(conversation);
3296                }
3297
3298                @Override
3299                public void onFailure() {
3300                    callback.error(R.string.nick_in_use, conversation);
3301                }
3302            });
3303
3304            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
3305            packet.setTo(joinJid);
3306            sendPresencePacket(account, packet);
3307        } else {
3308            conversation.setContactJid(joinJid);
3309            databaseBackend.updateConversation(conversation);
3310            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3311                Bookmark bookmark = conversation.getBookmark();
3312                if (bookmark != null) {
3313                    bookmark.setNick(nick);
3314                    createBookmark(bookmark.getAccount(), bookmark);
3315                }
3316                joinMuc(conversation);
3317            }
3318        }
3319        return true;
3320    }
3321
3322    public void leaveMuc(Conversation conversation) {
3323        leaveMuc(conversation, false);
3324    }
3325
3326    private void leaveMuc(Conversation conversation, boolean now) {
3327        final Account account = conversation.getAccount();
3328        synchronized (account.pendingConferenceJoins) {
3329            account.pendingConferenceJoins.remove(conversation);
3330        }
3331        synchronized (account.pendingConferenceLeaves) {
3332            account.pendingConferenceLeaves.remove(conversation);
3333        }
3334        if (account.getStatus() == Account.State.ONLINE || now) {
3335            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3336            conversation.getMucOptions().setOffline();
3337            Bookmark bookmark = conversation.getBookmark();
3338            if (bookmark != null) {
3339                bookmark.setConversation(null);
3340            }
3341            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3342        } else {
3343            synchronized (account.pendingConferenceLeaves) {
3344                account.pendingConferenceLeaves.add(conversation);
3345            }
3346        }
3347    }
3348
3349    public String findConferenceServer(final Account account) {
3350        String server;
3351        if (account.getXmppConnection() != null) {
3352            server = account.getXmppConnection().getMucServer();
3353            if (server != null) {
3354                return server;
3355            }
3356        }
3357        for (Account other : getAccounts()) {
3358            if (other != account && other.getXmppConnection() != null) {
3359                server = other.getXmppConnection().getMucServer();
3360                if (server != null) {
3361                    return server;
3362                }
3363            }
3364        }
3365        return null;
3366    }
3367
3368
3369    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3370        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3371            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3372            if (!TextUtils.isEmpty(name)) {
3373                configuration.putString("muc#roomconfig_roomname", name);
3374            }
3375            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3376                @Override
3377                public void onPushSucceeded() {
3378                    saveConversationAsBookmark(conversation, name);
3379                    callback.success(conversation);
3380                }
3381
3382                @Override
3383                public void onPushFailed() {
3384                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3385                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3386                    } else {
3387                        callback.error(R.string.joined_an_existing_channel, conversation);
3388                    }
3389                }
3390            });
3391        });
3392    }
3393
3394    public boolean createAdhocConference(final Account account,
3395                                         final String name,
3396                                         final Iterable<Jid> jids,
3397                                         final UiCallback<Conversation> callback) {
3398        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3399        if (account.getStatus() == Account.State.ONLINE) {
3400            try {
3401                String server = findConferenceServer(account);
3402                if (server == null) {
3403                    if (callback != null) {
3404                        callback.error(R.string.no_conference_server_found, null);
3405                    }
3406                    return false;
3407                }
3408                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
3409                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3410                joinMuc(conversation, new OnConferenceJoined() {
3411                    @Override
3412                    public void onConferenceJoined(final Conversation conversation) {
3413                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3414                        if (!TextUtils.isEmpty(name)) {
3415                            configuration.putString("muc#roomconfig_roomname", name);
3416                        }
3417                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3418                            @Override
3419                            public void onPushSucceeded() {
3420                                for (Jid invite : jids) {
3421                                    invite(conversation, invite);
3422                                }
3423                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3424                                    Jid other = account.getJid().withResource(resource);
3425                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3426                                    directInvite(conversation, other);
3427                                }
3428                                saveConversationAsBookmark(conversation, name);
3429                                if (callback != null) {
3430                                    callback.success(conversation);
3431                                }
3432                            }
3433
3434                            @Override
3435                            public void onPushFailed() {
3436                                archiveConversation(conversation);
3437                                if (callback != null) {
3438                                    callback.error(R.string.conference_creation_failed, conversation);
3439                                }
3440                            }
3441                        });
3442                    }
3443                });
3444                return true;
3445            } catch (IllegalArgumentException e) {
3446                if (callback != null) {
3447                    callback.error(R.string.conference_creation_failed, null);
3448                }
3449                return false;
3450            }
3451        } else {
3452            if (callback != null) {
3453                callback.error(R.string.not_connected_try_again, null);
3454            }
3455            return false;
3456        }
3457    }
3458
3459    public void fetchConferenceConfiguration(final Conversation conversation) {
3460        fetchConferenceConfiguration(conversation, null);
3461    }
3462
3463    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3464        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3465        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3466            @Override
3467            public void onIqPacketReceived(Account account, IqPacket packet) {
3468                if (packet.getType() == IqPacket.TYPE.RESULT) {
3469                    final MucOptions mucOptions = conversation.getMucOptions();
3470                    final Bookmark bookmark = conversation.getBookmark();
3471                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3472
3473                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3474                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3475                        updateConversation(conversation);
3476                    }
3477
3478                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3479                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3480                            createBookmark(account, bookmark);
3481                        }
3482                    }
3483
3484
3485                    if (callback != null) {
3486                        callback.onConferenceConfigurationFetched(conversation);
3487                    }
3488
3489
3490                    updateConversationUi();
3491                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3492                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3493                } else {
3494                    if (callback != null) {
3495                        callback.onFetchFailed(conversation, packet.getErrorCondition());
3496                    }
3497                }
3498            }
3499        });
3500    }
3501
3502    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3503        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3504    }
3505
3506    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3507        Log.d(Config.LOGTAG, "pushing node configuration");
3508        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3509            @Override
3510            public void onIqPacketReceived(Account account, IqPacket packet) {
3511                if (packet.getType() == IqPacket.TYPE.RESULT) {
3512                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3513                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3514                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3515                    if (x != null) {
3516                        Data data = Data.parse(x);
3517                        data.submit(options);
3518                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3519                            @Override
3520                            public void onIqPacketReceived(Account account, IqPacket packet) {
3521                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3522                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3523                                    callback.onPushSucceeded();
3524                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3525                                    callback.onPushFailed();
3526                                }
3527                            }
3528                        });
3529                    } else if (callback != null) {
3530                        callback.onPushFailed();
3531                    }
3532                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3533                    callback.onPushFailed();
3534                }
3535            }
3536        });
3537    }
3538
3539    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3540        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3541            conversation.setAttribute("accept_non_anonymous", true);
3542            updateConversation(conversation);
3543        }
3544        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3545            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3546            options.putString("members_by_default", moderated ? "0" : "1");
3547        }
3548        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3549        request.setTo(conversation.getJid().asBareJid());
3550        request.query("http://jabber.org/protocol/muc#owner");
3551        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3552            @Override
3553            public void onIqPacketReceived(Account account, IqPacket packet) {
3554                if (packet.getType() == IqPacket.TYPE.RESULT) {
3555                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3556                    data.submit(options);
3557                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3558                    set.setTo(conversation.getJid().asBareJid());
3559                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3560                    sendIqPacket(account, set, new OnIqPacketReceived() {
3561                        @Override
3562                        public void onIqPacketReceived(Account account, IqPacket packet) {
3563                            if (callback != null) {
3564                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3565                                    callback.onPushSucceeded();
3566                                } else {
3567                                    callback.onPushFailed();
3568                                }
3569                            }
3570                        }
3571                    });
3572                } else {
3573                    if (callback != null) {
3574                        callback.onPushFailed();
3575                    }
3576                }
3577            }
3578        });
3579    }
3580
3581    public void pushSubjectToConference(final Conversation conference, final String subject) {
3582        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3583        this.sendMessagePacket(conference.getAccount(), packet);
3584    }
3585
3586    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3587        final Jid jid = user.asBareJid();
3588        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3589        sendIqPacket(conference.getAccount(), request, (account, response) -> {
3590            if (response.getType() == IqPacket.TYPE.RESULT) {
3591                conference.getMucOptions().changeAffiliation(jid, affiliation);
3592                getAvatarService().clear(conference);
3593                if (callback != null) {
3594                    callback.onAffiliationChangedSuccessful(jid);
3595                } else {
3596                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3597                }
3598            } else if (callback != null) {
3599                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3600            } else {
3601                Log.d(Config.LOGTAG, "unable to change affiliation");
3602            }
3603        });
3604    }
3605
3606    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3607        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3608        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3609            if (packet.getType() != IqPacket.TYPE.RESULT) {
3610                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3611            }
3612        });
3613    }
3614
3615    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3616        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3617        request.setTo(conversation.getJid().asBareJid());
3618        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3619        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3620            @Override
3621            public void onIqPacketReceived(Account account, IqPacket packet) {
3622                if (packet.getType() == IqPacket.TYPE.RESULT) {
3623                    if (callback != null) {
3624                        callback.onRoomDestroySucceeded();
3625                    }
3626                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3627                    if (callback != null) {
3628                        callback.onRoomDestroyFailed();
3629                    }
3630                }
3631            }
3632        });
3633    }
3634
3635    private void disconnect(final Account account, boolean force) {
3636        final XmppConnection connection = account.getXmppConnection();
3637        if (connection == null) {
3638            return;
3639        }
3640        if (!force) {
3641            final List<Conversation> conversations = getConversations();
3642            for (Conversation conversation : conversations) {
3643                if (conversation.getAccount() == account) {
3644                    if (conversation.getMode() == Conversation.MODE_MULTI) {
3645                        leaveMuc(conversation, true);
3646                    }
3647                }
3648            }
3649            sendOfflinePresence(account);
3650        }
3651        connection.disconnect(force);
3652    }
3653
3654    @Override
3655    public IBinder onBind(Intent intent) {
3656        return mBinder;
3657    }
3658
3659    public void updateMessage(Message message) {
3660        updateMessage(message, true);
3661    }
3662
3663    public void updateMessage(Message message, boolean includeBody) {
3664        databaseBackend.updateMessage(message, includeBody);
3665        updateConversationUi();
3666    }
3667
3668    public void createMessageAsync(final Message message) {
3669        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
3670    }
3671
3672    public void updateMessage(Message message, String uuid) {
3673        if (!databaseBackend.updateMessage(message, uuid)) {
3674            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3675        }
3676        updateConversationUi();
3677    }
3678
3679    protected void syncDirtyContacts(Account account) {
3680        for (Contact contact : account.getRoster().getContacts()) {
3681            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3682                pushContactToServer(contact);
3683            }
3684            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3685                deleteContactOnServer(contact);
3686            }
3687        }
3688    }
3689
3690    public void createContact(final Contact contact, final boolean autoGrant) {
3691        createContact(contact, autoGrant, null);
3692    }
3693
3694    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
3695        if (autoGrant) {
3696            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3697            contact.setOption(Contact.Options.ASKING);
3698        }
3699        pushContactToServer(contact, preAuth);
3700    }
3701
3702    public void pushContactToServer(final Contact contact) {
3703        pushContactToServer(contact, null);
3704    }
3705
3706    private void pushContactToServer(final Contact contact, final String preAuth) {
3707        contact.resetOption(Contact.Options.DIRTY_DELETE);
3708        contact.setOption(Contact.Options.DIRTY_PUSH);
3709        final Account account = contact.getAccount();
3710        if (account.getStatus() == Account.State.ONLINE) {
3711            final boolean ask = contact.getOption(Contact.Options.ASKING);
3712            final boolean sendUpdates = contact
3713                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3714                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3715            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3716            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3717            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3718            if (sendUpdates) {
3719                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3720            }
3721            if (ask) {
3722                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
3723            }
3724        } else {
3725            syncRoster(contact.getAccount());
3726        }
3727    }
3728
3729    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3730        new Thread(() -> {
3731            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3732            final int size = Config.AVATAR_SIZE;
3733            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3734            if (avatar != null) {
3735                if (!getFileBackend().save(avatar)) {
3736                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3737                    return;
3738                }
3739                avatar.owner = conversation.getJid().asBareJid();
3740                publishMucAvatar(conversation, avatar, callback);
3741            } else {
3742                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3743            }
3744        }).start();
3745    }
3746
3747    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3748        new Thread(() -> {
3749            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3750            final int size = Config.AVATAR_SIZE;
3751            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3752            if (avatar != null) {
3753                if (!getFileBackend().save(avatar)) {
3754                    Log.d(Config.LOGTAG, "unable to save vcard");
3755                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3756                    return;
3757                }
3758                publishAvatar(account, avatar, callback);
3759            } else {
3760                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3761            }
3762        }).start();
3763
3764    }
3765
3766    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3767        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3768        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3769            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3770            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3771                Element vcard = response.findChild("vCard", "vcard-temp");
3772                if (vcard == null) {
3773                    vcard = new Element("vCard", "vcard-temp");
3774                }
3775                Element photo = vcard.findChild("PHOTO");
3776                if (photo == null) {
3777                    photo = vcard.addChild("PHOTO");
3778                }
3779                photo.clearChildren();
3780                photo.addChild("TYPE").setContent(avatar.type);
3781                photo.addChild("BINVAL").setContent(avatar.image);
3782                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3783                publication.setTo(conversation.getJid().asBareJid());
3784                publication.addChild(vcard);
3785                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3786                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3787                        callback.onAvatarPublicationSucceeded();
3788                    } else {
3789                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3790                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3791                    }
3792                });
3793            } else {
3794                Log.d(Config.LOGTAG, "failed to request vcard " + response);
3795                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3796            }
3797        });
3798    }
3799
3800    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3801        final Bundle options;
3802        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3803            options = PublishOptions.openAccess();
3804        } else {
3805            options = null;
3806        }
3807        publishAvatar(account, avatar, options, true, callback);
3808    }
3809
3810    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3811        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3812        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3813        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3814
3815            @Override
3816            public void onIqPacketReceived(Account account, IqPacket result) {
3817                if (result.getType() == IqPacket.TYPE.RESULT) {
3818                    publishAvatarMetadata(account, avatar, options, true, callback);
3819                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3820                    pushNodeConfiguration(account, Namespace.AVATAR_DATA, options, new OnConfigurationPushed() {
3821                        @Override
3822                        public void onPushSucceeded() {
3823                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3824                            publishAvatar(account, avatar, options, false, callback);
3825                        }
3826
3827                        @Override
3828                        public void onPushFailed() {
3829                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3830                            publishAvatar(account, avatar, null, false, callback);
3831                        }
3832                    });
3833                } else {
3834                    Element error = result.findChild("error");
3835                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3836                    if (callback != null) {
3837                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3838                    }
3839                }
3840            }
3841        });
3842    }
3843
3844    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3845        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3846        sendIqPacket(account, packet, new OnIqPacketReceived() {
3847            @Override
3848            public void onIqPacketReceived(Account account, IqPacket result) {
3849                if (result.getType() == IqPacket.TYPE.RESULT) {
3850                    if (account.setAvatar(avatar.getFilename())) {
3851                        getAvatarService().clear(account);
3852                        databaseBackend.updateAccount(account);
3853                        notifyAccountAvatarHasChanged(account);
3854                    }
3855                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3856                    if (callback != null) {
3857                        callback.onAvatarPublicationSucceeded();
3858                    }
3859                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3860                    pushNodeConfiguration(account, Namespace.AVATAR_METADATA, options, new OnConfigurationPushed() {
3861                        @Override
3862                        public void onPushSucceeded() {
3863                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3864                            publishAvatarMetadata(account, avatar, options, false, callback);
3865                        }
3866
3867                        @Override
3868                        public void onPushFailed() {
3869                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3870                            publishAvatarMetadata(account, avatar, null, false, callback);
3871                        }
3872                    });
3873                } else {
3874                    if (callback != null) {
3875                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3876                    }
3877                }
3878            }
3879        });
3880    }
3881
3882    public void republishAvatarIfNeeded(Account account) {
3883        if (account.getAxolotlService().isPepBroken()) {
3884            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3885            return;
3886        }
3887        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3888        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3889
3890            private Avatar parseAvatar(IqPacket packet) {
3891                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3892                if (pubsub != null) {
3893                    Element items = pubsub.findChild("items");
3894                    if (items != null) {
3895                        return Avatar.parseMetadata(items);
3896                    }
3897                }
3898                return null;
3899            }
3900
3901            private boolean errorIsItemNotFound(IqPacket packet) {
3902                Element error = packet.findChild("error");
3903                return packet.getType() == IqPacket.TYPE.ERROR
3904                        && error != null
3905                        && error.hasChild("item-not-found");
3906            }
3907
3908            @Override
3909            public void onIqPacketReceived(Account account, IqPacket packet) {
3910                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
3911                    Avatar serverAvatar = parseAvatar(packet);
3912                    if (serverAvatar == null && account.getAvatar() != null) {
3913                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
3914                        if (avatar != null) {
3915                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
3916                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
3917                        } else {
3918                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
3919                        }
3920                    }
3921                }
3922            }
3923        });
3924    }
3925
3926    public void fetchAvatar(Account account, Avatar avatar) {
3927        fetchAvatar(account, avatar, null);
3928    }
3929
3930    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3931        final String KEY = generateFetchKey(account, avatar);
3932        synchronized (this.mInProgressAvatarFetches) {
3933            if (mInProgressAvatarFetches.add(KEY)) {
3934                switch (avatar.origin) {
3935                    case PEP:
3936                        this.mInProgressAvatarFetches.add(KEY);
3937                        fetchAvatarPep(account, avatar, callback);
3938                        break;
3939                    case VCARD:
3940                        this.mInProgressAvatarFetches.add(KEY);
3941                        fetchAvatarVcard(account, avatar, callback);
3942                        break;
3943                }
3944            } else if (avatar.origin == Avatar.Origin.PEP) {
3945                mOmittedPepAvatarFetches.add(KEY);
3946            } else {
3947                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
3948            }
3949        }
3950    }
3951
3952    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3953        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
3954        sendIqPacket(account, packet, (a, result) -> {
3955            synchronized (mInProgressAvatarFetches) {
3956                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
3957            }
3958            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
3959            if (result.getType() == IqPacket.TYPE.RESULT) {
3960                avatar.image = mIqParser.avatarData(result);
3961                if (avatar.image != null) {
3962                    if (getFileBackend().save(avatar)) {
3963                        if (a.getJid().asBareJid().equals(avatar.owner)) {
3964                            if (a.setAvatar(avatar.getFilename())) {
3965                                databaseBackend.updateAccount(a);
3966                            }
3967                            getAvatarService().clear(a);
3968                            updateConversationUi();
3969                            updateAccountUi();
3970                        } else {
3971                            final Contact contact = a.getRoster().getContact(avatar.owner);
3972                            contact.setAvatar(avatar);
3973                            syncRoster(account);
3974                            getAvatarService().clear(contact);
3975                            updateConversationUi();
3976                            updateRosterUi();
3977                        }
3978                        if (callback != null) {
3979                            callback.success(avatar);
3980                        }
3981                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
3982                        return;
3983                    }
3984                } else {
3985
3986                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
3987                }
3988            } else {
3989                Element error = result.findChild("error");
3990                if (error == null) {
3991                    Log.d(Config.LOGTAG, ERROR + "(server error)");
3992                } else {
3993                    Log.d(Config.LOGTAG, ERROR + error.toString());
3994                }
3995            }
3996            if (callback != null) {
3997                callback.error(0, null);
3998            }
3999
4000        });
4001    }
4002
4003    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4004        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
4005        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4006            @Override
4007            public void onIqPacketReceived(Account account, IqPacket packet) {
4008                final boolean previouslyOmittedPepFetch;
4009                synchronized (mInProgressAvatarFetches) {
4010                    final String KEY = generateFetchKey(account, avatar);
4011                    mInProgressAvatarFetches.remove(KEY);
4012                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
4013                }
4014                if (packet.getType() == IqPacket.TYPE.RESULT) {
4015                    Element vCard = packet.findChild("vCard", "vcard-temp");
4016                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
4017                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
4018                    if (image != null) {
4019                        avatar.image = image;
4020                        if (getFileBackend().save(avatar)) {
4021                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
4022                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
4023                            if (avatar.owner.isBareJid()) {
4024                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
4025                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
4026                                    account.setAvatar(avatar.getFilename());
4027                                    databaseBackend.updateAccount(account);
4028                                    getAvatarService().clear(account);
4029                                    updateAccountUi();
4030                                } else {
4031                                    final Contact contact = account.getRoster().getContact(avatar.owner);
4032                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
4033                                    syncRoster(account);
4034                                    getAvatarService().clear(contact);
4035                                    updateRosterUi();
4036                                }
4037                                updateConversationUi();
4038                            } else {
4039                                Conversation conversation = find(account, avatar.owner.asBareJid());
4040                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
4041                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
4042                                    if (user != null) {
4043                                        if (user.setAvatar(avatar)) {
4044                                            getAvatarService().clear(user);
4045                                            updateConversationUi();
4046                                            updateMucRosterUi();
4047                                        }
4048                                        if (user.getRealJid() != null) {
4049                                            Contact contact = account.getRoster().getContact(user.getRealJid());
4050                                            contact.setAvatar(avatar);
4051                                            syncRoster(account);
4052                                            getAvatarService().clear(contact);
4053                                            updateRosterUi();
4054                                        }
4055                                    }
4056                                }
4057                            }
4058                        }
4059                    }
4060                }
4061            }
4062        });
4063    }
4064
4065    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
4066        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4067        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4068
4069            @Override
4070            public void onIqPacketReceived(Account account, IqPacket packet) {
4071                if (packet.getType() == IqPacket.TYPE.RESULT) {
4072                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4073                    if (pubsub != null) {
4074                        Element items = pubsub.findChild("items");
4075                        if (items != null) {
4076                            Avatar avatar = Avatar.parseMetadata(items);
4077                            if (avatar != null) {
4078                                avatar.owner = account.getJid().asBareJid();
4079                                if (fileBackend.isAvatarCached(avatar)) {
4080                                    if (account.setAvatar(avatar.getFilename())) {
4081                                        databaseBackend.updateAccount(account);
4082                                    }
4083                                    getAvatarService().clear(account);
4084                                    callback.success(avatar);
4085                                } else {
4086                                    fetchAvatarPep(account, avatar, callback);
4087                                }
4088                                return;
4089                            }
4090                        }
4091                    }
4092                }
4093                callback.error(0, null);
4094            }
4095        });
4096    }
4097
4098    public void notifyAccountAvatarHasChanged(final Account account) {
4099        final XmppConnection connection = account.getXmppConnection();
4100        if (connection != null && connection.getFeatures().bookmarksConversion()) {
4101            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
4102            for (Conversation conversation : conversations) {
4103                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
4104                    final MucOptions mucOptions = conversation.getMucOptions();
4105                    if (mucOptions.online()) {
4106                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
4107                        packet.setTo(mucOptions.getSelf().getFullJid());
4108                        connection.sendPresencePacket(packet);
4109                    }
4110                }
4111            }
4112        }
4113    }
4114
4115    public void deleteContactOnServer(Contact contact) {
4116        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
4117        contact.resetOption(Contact.Options.DIRTY_PUSH);
4118        contact.setOption(Contact.Options.DIRTY_DELETE);
4119        Account account = contact.getAccount();
4120        if (account.getStatus() == Account.State.ONLINE) {
4121            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
4122            Element item = iq.query(Namespace.ROSTER).addChild("item");
4123            item.setAttribute("jid", contact.getJid());
4124            item.setAttribute("subscription", "remove");
4125            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4126        }
4127    }
4128
4129    public void updateConversation(final Conversation conversation) {
4130        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
4131    }
4132
4133    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
4134        synchronized (account) {
4135            final XmppConnection existingConnection = account.getXmppConnection();
4136            final XmppConnection connection;
4137            if (existingConnection != null) {
4138                connection = existingConnection;
4139            } else if (account.isConnectionEnabled()) {
4140                connection = createConnection(account);
4141                account.setXmppConnection(connection);
4142            } else {
4143                return;
4144            }
4145            final boolean hasInternet = hasInternetConnection();
4146            if (account.isConnectionEnabled() && hasInternet) {
4147                if (!force) {
4148                    disconnect(account, false);
4149                }
4150                Thread thread = new Thread(connection);
4151                connection.setInteractive(interactive);
4152                connection.prepareNewConnection();
4153                connection.interrupt();
4154                thread.start();
4155                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
4156            } else {
4157                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4158                account.getRoster().clearPresences();
4159                connection.resetEverything();
4160                final AxolotlService axolotlService = account.getAxolotlService();
4161                if (axolotlService != null) {
4162                    axolotlService.resetBrokenness();
4163                }
4164                if (!hasInternet) {
4165                    account.setStatus(Account.State.NO_INTERNET);
4166                }
4167            }
4168        }
4169    }
4170
4171    public void reconnectAccountInBackground(final Account account) {
4172        new Thread(() -> reconnectAccount(account, false, true)).start();
4173    }
4174
4175    public void invite(final Conversation conversation, final Jid contact) {
4176        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
4177        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
4178        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
4179            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
4180        }
4181        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
4182        sendMessagePacket(conversation.getAccount(), packet);
4183    }
4184
4185    public void directInvite(Conversation conversation, Jid jid) {
4186        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
4187        sendMessagePacket(conversation.getAccount(), packet);
4188    }
4189
4190    public void resetSendingToWaiting(Account account) {
4191        for (Conversation conversation : getConversations()) {
4192            if (conversation.getAccount() == account) {
4193                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4194            }
4195        }
4196    }
4197
4198    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4199        return markMessage(account, recipient, uuid, status, null);
4200    }
4201
4202    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4203        if (uuid == null) {
4204            return null;
4205        }
4206        for (Conversation conversation : getConversations()) {
4207            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4208                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4209                if (message != null) {
4210                    markMessage(message, status, errorMessage);
4211                }
4212                return message;
4213            }
4214        }
4215        return null;
4216    }
4217
4218    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4219        return markMessage(conversation, uuid, status, serverMessageId, null);
4220    }
4221
4222    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body) {
4223        if (uuid == null) {
4224            return false;
4225        } else {
4226            final Message message = conversation.findSentMessageWithUuid(uuid);
4227            if (message != null) {
4228                if (message.getServerMsgId() == null) {
4229                    message.setServerMsgId(serverMessageId);
4230                }
4231                if (message.getEncryption() == Message.ENCRYPTION_NONE
4232                        && message.isTypeText()
4233                        && isBodyModified(message, body)) {
4234                    message.setBody(body.content);
4235                    if (body.count > 1) {
4236                        message.setBodyLanguage(body.language);
4237                    }
4238                    markMessage(message, status, null, true);
4239                } else {
4240                    markMessage(message, status);
4241                }
4242                return true;
4243            } else {
4244                return false;
4245            }
4246        }
4247    }
4248
4249    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4250        if (body == null || body.content == null) {
4251            return false;
4252        }
4253        return !body.content.equals(message.getBody());
4254    }
4255
4256    public void markMessage(Message message, int status) {
4257        markMessage(message, status, null);
4258    }
4259
4260
4261    public void markMessage(final Message message, final int status, final String errorMessage) {
4262        markMessage(message, status, errorMessage, false);
4263    }
4264
4265    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4266        final int oldStatus = message.getStatus();
4267        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4268            return;
4269        }
4270        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4271            return;
4272        }
4273        message.setErrorMessage(errorMessage);
4274        message.setStatus(status);
4275        databaseBackend.updateMessage(message, includeBody);
4276        updateConversationUi();
4277        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4278            mNotificationService.pushFailedDelivery(message);
4279        }
4280    }
4281
4282    private SharedPreferences getPreferences() {
4283        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4284    }
4285
4286    public long getAutomaticMessageDeletionDate() {
4287        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4288        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4289    }
4290
4291    public long getLongPreference(String name, @IntegerRes int res) {
4292        long defaultValue = getResources().getInteger(res);
4293        try {
4294            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4295        } catch (NumberFormatException e) {
4296            return defaultValue;
4297        }
4298    }
4299
4300    public boolean getBooleanPreference(String name, @BoolRes int res) {
4301        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4302    }
4303
4304    public boolean confirmMessages() {
4305        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4306    }
4307
4308    public boolean allowMessageCorrection() {
4309        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4310    }
4311
4312    public boolean sendChatStates() {
4313        return getBooleanPreference("chat_states", R.bool.chat_states);
4314    }
4315
4316    private boolean synchronizeWithBookmarks() {
4317        return getBooleanPreference("autojoin", R.bool.autojoin);
4318    }
4319
4320    public boolean useTorToConnect() {
4321        return QuickConversationsService.isConversations() && getBooleanPreference("use_tor", R.bool.use_tor);
4322    }
4323
4324    public boolean showExtendedConnectionOptions() {
4325        return QuickConversationsService.isConversations() && getBooleanPreference("show_connection_options", R.bool.show_connection_options);
4326    }
4327
4328    public boolean broadcastLastActivity() {
4329        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4330    }
4331
4332    public int unreadCount() {
4333        int count = 0;
4334        for (Conversation conversation : getConversations()) {
4335            count += conversation.unreadCount();
4336        }
4337        return count;
4338    }
4339
4340
4341    private <T> List<T> threadSafeList(Set<T> set) {
4342        synchronized (LISTENER_LOCK) {
4343            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
4344        }
4345    }
4346
4347    public void showErrorToastInUi(int resId) {
4348        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4349            listener.onShowErrorToast(resId);
4350        }
4351    }
4352
4353    public void updateConversationUi() {
4354        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4355            listener.onConversationUpdate();
4356        }
4357    }
4358
4359    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4360        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4361            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4362        }
4363    }
4364
4365    public void notifyJingleRtpConnectionUpdate(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
4366        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4367            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4368        }
4369    }
4370
4371    public void updateAccountUi() {
4372        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4373            listener.onAccountUpdate();
4374        }
4375    }
4376
4377    public void updateRosterUi() {
4378        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4379            listener.onRosterUpdate();
4380        }
4381    }
4382
4383    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4384        if (mOnCaptchaRequested.size() > 0) {
4385            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4386            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4387                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4388            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4389                listener.onCaptchaRequested(account, id, data, scaled);
4390            }
4391            return true;
4392        }
4393        return false;
4394    }
4395
4396    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4397        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4398            listener.OnUpdateBlocklist(status);
4399        }
4400    }
4401
4402    public void updateMucRosterUi() {
4403        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4404            listener.onMucRosterUpdate();
4405        }
4406    }
4407
4408    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4409        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4410            listener.onKeyStatusUpdated(report);
4411        }
4412    }
4413
4414    public Account findAccountByJid(final Jid jid) {
4415        for (final Account account : this.accounts) {
4416            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4417                return account;
4418            }
4419        }
4420        return null;
4421    }
4422
4423    public Account findAccountByUuid(final String uuid) {
4424        for (Account account : this.accounts) {
4425            if (account.getUuid().equals(uuid)) {
4426                return account;
4427            }
4428        }
4429        return null;
4430    }
4431
4432    public Conversation findConversationByUuid(String uuid) {
4433        for (Conversation conversation : getConversations()) {
4434            if (conversation.getUuid().equals(uuid)) {
4435                return conversation;
4436            }
4437        }
4438        return null;
4439    }
4440
4441    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4442        List<Conversation> findings = new ArrayList<>();
4443        for (Conversation c : getConversations()) {
4444            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4445                findings.add(c);
4446            }
4447        }
4448        return findings.size() == 1 ? findings.get(0) : null;
4449    }
4450
4451    public boolean markRead(final Conversation conversation, boolean dismiss) {
4452        return markRead(conversation, null, dismiss).size() > 0;
4453    }
4454
4455    public void markRead(final Conversation conversation) {
4456        markRead(conversation, null, true);
4457    }
4458
4459    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4460        if (dismiss) {
4461            mNotificationService.clear(conversation);
4462        }
4463        final List<Message> readMessages = conversation.markRead(upToUuid);
4464        if (readMessages.size() > 0) {
4465            Runnable runnable = () -> {
4466                for (Message message : readMessages) {
4467                    databaseBackend.updateMessage(message, false);
4468                }
4469            };
4470            mDatabaseWriterExecutor.execute(runnable);
4471            updateConversationUi();
4472            updateUnreadCountBadge();
4473            return readMessages;
4474        } else {
4475            return readMessages;
4476        }
4477    }
4478
4479    public synchronized void updateUnreadCountBadge() {
4480        int count = unreadCount();
4481        if (unreadCount != count) {
4482            Log.d(Config.LOGTAG, "update unread count to " + count);
4483            if (count > 0) {
4484                ShortcutBadger.applyCount(getApplicationContext(), count);
4485            } else {
4486                ShortcutBadger.removeCount(getApplicationContext());
4487            }
4488            unreadCount = count;
4489        }
4490    }
4491
4492    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4493        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4494        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4495        if (readMessages.size() > 0) {
4496            updateConversationUi();
4497        }
4498        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4499        if (confirmMessages()
4500                && markable != null
4501                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4502                && markable.getRemoteMsgId() != null) {
4503            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4504            final Account account = conversation.getAccount();
4505            final MessagePacket packet = mMessageGenerator.confirm(markable);
4506            this.sendMessagePacket(account, packet);
4507        }
4508    }
4509
4510    public MemorizingTrustManager getMemorizingTrustManager() {
4511        return this.mMemorizingTrustManager;
4512    }
4513
4514    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4515        this.mMemorizingTrustManager = trustManager;
4516    }
4517
4518    public void updateMemorizingTrustmanager() {
4519        final MemorizingTrustManager tm;
4520        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4521        if (dontTrustSystemCAs) {
4522            tm = new MemorizingTrustManager(getApplicationContext(), null);
4523        } else {
4524            tm = new MemorizingTrustManager(getApplicationContext());
4525        }
4526        setMemorizingTrustManager(tm);
4527    }
4528
4529    public LruCache<String, Bitmap> getBitmapCache() {
4530        return this.mBitmapCache;
4531    }
4532
4533    public Collection<String> getKnownHosts() {
4534        final Set<String> hosts = new HashSet<>();
4535        for (final Account account : getAccounts()) {
4536            hosts.add(account.getServer());
4537            for (final Contact contact : account.getRoster().getContacts()) {
4538                if (contact.showInRoster()) {
4539                    final String server = contact.getServer();
4540                    if (server != null) {
4541                        hosts.add(server);
4542                    }
4543                }
4544            }
4545        }
4546        if (Config.QUICKSY_DOMAIN != null) {
4547            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4548        }
4549        if (Config.DOMAIN_LOCK != null) {
4550            hosts.add(Config.DOMAIN_LOCK);
4551        }
4552        if (Config.MAGIC_CREATE_DOMAIN != null) {
4553            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4554        }
4555        return hosts;
4556    }
4557
4558    public Collection<String> getKnownConferenceHosts() {
4559        final Set<String> mucServers = new HashSet<>();
4560        for (final Account account : accounts) {
4561            if (account.getXmppConnection() != null) {
4562                mucServers.addAll(account.getXmppConnection().getMucServers());
4563                for (final Bookmark bookmark : account.getBookmarks()) {
4564                    final Jid jid = bookmark.getJid();
4565                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
4566                    if (s != null) {
4567                        mucServers.add(s);
4568                    }
4569                }
4570            }
4571        }
4572        return mucServers;
4573    }
4574
4575    public void sendMessagePacket(Account account, MessagePacket packet) {
4576        final XmppConnection connection = account.getXmppConnection();
4577        if (connection != null) {
4578            connection.sendMessagePacket(packet);
4579        }
4580    }
4581
4582    public void sendPresencePacket(Account account, PresencePacket packet) {
4583        XmppConnection connection = account.getXmppConnection();
4584        if (connection != null) {
4585            connection.sendPresencePacket(packet);
4586        }
4587    }
4588
4589    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4590        final XmppConnection connection = account.getXmppConnection();
4591        if (connection != null) {
4592            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4593            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4594        }
4595    }
4596
4597    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4598        final XmppConnection connection = account.getXmppConnection();
4599        if (connection != null) {
4600            connection.sendIqPacket(packet, callback);
4601        } else if (callback != null) {
4602            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4603        }
4604    }
4605
4606    public void sendPresence(final Account account) {
4607        sendPresence(account, checkListeners() && broadcastLastActivity());
4608    }
4609
4610    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4611        final Presence.Status status;
4612        if (manuallyChangePresence()) {
4613            status = account.getPresenceStatus();
4614        } else {
4615            status = getTargetPresence();
4616        }
4617        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4618        if (mLastActivity > 0 && includeIdleTimestamp) {
4619            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4620            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4621        }
4622        sendPresencePacket(account, packet);
4623    }
4624
4625    private void deactivateGracePeriod() {
4626        for (Account account : getAccounts()) {
4627            account.deactivateGracePeriod();
4628        }
4629    }
4630
4631    public void refreshAllPresences() {
4632        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4633        for (Account account : getAccounts()) {
4634            if (account.isConnectionEnabled()) {
4635                sendPresence(account, includeIdleTimestamp);
4636            }
4637        }
4638    }
4639
4640    private void refreshAllFcmTokens() {
4641        for (Account account : getAccounts()) {
4642            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4643                mPushManagementService.registerPushTokenOnServer(account);
4644            }
4645        }
4646    }
4647
4648
4649
4650    private void sendOfflinePresence(final Account account) {
4651        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4652        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4653    }
4654
4655    public MessageGenerator getMessageGenerator() {
4656        return this.mMessageGenerator;
4657    }
4658
4659    public PresenceGenerator getPresenceGenerator() {
4660        return this.mPresenceGenerator;
4661    }
4662
4663    public IqGenerator getIqGenerator() {
4664        return this.mIqGenerator;
4665    }
4666
4667    public IqParser getIqParser() {
4668        return this.mIqParser;
4669    }
4670
4671    public JingleConnectionManager getJingleConnectionManager() {
4672        return this.mJingleConnectionManager;
4673    }
4674
4675    private boolean hasJingleRtpConnection(final Account account) {
4676        return this.mJingleConnectionManager.hasJingleRtpConnection(account);
4677    }
4678
4679    public MessageArchiveService getMessageArchiveService() {
4680        return this.mMessageArchiveService;
4681    }
4682
4683    public QuickConversationsService getQuickConversationsService() {
4684        return this.mQuickConversationsService;
4685    }
4686
4687    public List<Contact> findContacts(Jid jid, String accountJid) {
4688        ArrayList<Contact> contacts = new ArrayList<>();
4689        for (Account account : getAccounts()) {
4690            if ((account.isEnabled() || accountJid != null)
4691                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4692                Contact contact = account.getRoster().getContactFromContactList(jid);
4693                if (contact != null) {
4694                    contacts.add(contact);
4695                }
4696            }
4697        }
4698        return contacts;
4699    }
4700
4701    public Conversation findFirstMuc(Jid jid) {
4702        for (Conversation conversation : getConversations()) {
4703            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4704                return conversation;
4705            }
4706        }
4707        return null;
4708    }
4709
4710    public NotificationService getNotificationService() {
4711        return this.mNotificationService;
4712    }
4713
4714    public HttpConnectionManager getHttpConnectionManager() {
4715        return this.mHttpConnectionManager;
4716    }
4717
4718    public void resendFailedMessages(final Message message) {
4719        final Collection<Message> messages = new ArrayList<>();
4720        Message current = message;
4721        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4722            messages.add(current);
4723            if (current.mergeable(current.next())) {
4724                current = current.next();
4725            } else {
4726                break;
4727            }
4728        }
4729        for (final Message msg : messages) {
4730            msg.setTime(System.currentTimeMillis());
4731            markMessage(msg, Message.STATUS_WAITING);
4732            this.resendMessage(msg, false);
4733        }
4734        if (message.getConversation() instanceof Conversation) {
4735            ((Conversation) message.getConversation()).sort();
4736        }
4737        updateConversationUi();
4738    }
4739
4740    public void clearConversationHistory(final Conversation conversation) {
4741        final long clearDate;
4742        final String reference;
4743        if (conversation.countMessages() > 0) {
4744            Message latestMessage = conversation.getLatestMessage();
4745            clearDate = latestMessage.getTimeSent() + 1000;
4746            reference = latestMessage.getServerMsgId();
4747        } else {
4748            clearDate = System.currentTimeMillis();
4749            reference = null;
4750        }
4751        conversation.clearMessages();
4752        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4753        conversation.setLastClearHistory(clearDate, reference);
4754        Runnable runnable = () -> {
4755            databaseBackend.deleteMessagesInConversation(conversation);
4756            databaseBackend.updateConversation(conversation);
4757        };
4758        mDatabaseWriterExecutor.execute(runnable);
4759    }
4760
4761    public boolean sendBlockRequest(final Blockable blockable, boolean reportSpam) {
4762        if (blockable != null && blockable.getBlockedJid() != null) {
4763            final Jid jid = blockable.getBlockedJid();
4764            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam), (a, response) -> {
4765                if (response.getType() == IqPacket.TYPE.RESULT) {
4766                    a.getBlocklist().add(jid);
4767                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4768                }
4769            });
4770            if (blockable.getBlockedJid().isFullJid()) {
4771                return false;
4772            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4773                updateConversationUi();
4774                return true;
4775            } else {
4776                return false;
4777            }
4778        } else {
4779            return false;
4780        }
4781    }
4782
4783    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4784        boolean removed = false;
4785        synchronized (this.conversations) {
4786            boolean domainJid = blockedJid.getLocal() == null;
4787            for (Conversation conversation : this.conversations) {
4788                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
4789                        || blockedJid.equals(conversation.getJid().asBareJid());
4790                if (conversation.getAccount() == account
4791                        && conversation.getMode() == Conversation.MODE_SINGLE
4792                        && jidMatches) {
4793                    this.conversations.remove(conversation);
4794                    markRead(conversation);
4795                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
4796                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
4797                    updateConversation(conversation);
4798                    removed = true;
4799                }
4800            }
4801        }
4802        return removed;
4803    }
4804
4805    public void sendUnblockRequest(final Blockable blockable) {
4806        if (blockable != null && blockable.getJid() != null) {
4807            final Jid jid = blockable.getBlockedJid();
4808            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
4809                @Override
4810                public void onIqPacketReceived(final Account account, final IqPacket packet) {
4811                    if (packet.getType() == IqPacket.TYPE.RESULT) {
4812                        account.getBlocklist().remove(jid);
4813                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
4814                    }
4815                }
4816            });
4817        }
4818    }
4819
4820    public void publishDisplayName(Account account) {
4821        String displayName = account.getDisplayName();
4822        final IqPacket request;
4823        if (TextUtils.isEmpty(displayName)) {
4824            request = mIqGenerator.deleteNode(Namespace.NICK);
4825        } else {
4826            request = mIqGenerator.publishNick(displayName);
4827        }
4828        mAvatarService.clear(account);
4829        sendIqPacket(account, request, (account1, packet) -> {
4830            if (packet.getType() == IqPacket.TYPE.ERROR) {
4831                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet);
4832            }
4833        });
4834    }
4835
4836    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
4837        ServiceDiscoveryResult result = discoCache.get(key);
4838        if (result != null) {
4839            return result;
4840        } else {
4841            result = databaseBackend.findDiscoveryResult(key.first, key.second);
4842            if (result != null) {
4843                discoCache.put(key, result);
4844            }
4845            return result;
4846        }
4847    }
4848
4849    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
4850        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
4851        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
4852        if (disco != null) {
4853            presence.setServiceDiscoveryResult(disco);
4854            final Contact contact = account.getRoster().getContact(jid);
4855            if (contact.refreshRtpCapability()) {
4856                syncRoster(account);
4857            }
4858        } else {
4859            final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4860            request.setTo(jid);
4861            final String node = presence.getNode();
4862            final String ver = presence.getVer();
4863            final Element query = request.query(Namespace.DISCO_INFO);
4864            if (node != null && ver != null) {
4865                query.setAttribute("node", node + "#" + ver);
4866            }
4867            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
4868            sendIqPacket(account, request, (a, response) -> {
4869                if (response.getType() == IqPacket.TYPE.RESULT) {
4870                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
4871                    if (presence.getVer().equals(discoveryResult.getVer())) {
4872                        databaseBackend.insertDiscoveryResult(discoveryResult);
4873                        injectServiceDiscoveryResult(a.getRoster(), presence.getHash(), presence.getVer(), discoveryResult);
4874                    } else {
4875                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
4876                    }
4877                } else {
4878                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
4879                }
4880            });
4881        }
4882    }
4883
4884    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
4885        boolean rosterNeedsSync = false;
4886        for (final Contact contact : roster.getContacts()) {
4887            boolean serviceDiscoverySet = false;
4888            for (final Presence presence : contact.getPresences().getPresences()) {
4889                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
4890                    presence.setServiceDiscoveryResult(disco);
4891                    serviceDiscoverySet = true;
4892                }
4893            }
4894            if (serviceDiscoverySet) {
4895                rosterNeedsSync |= contact.refreshRtpCapability();
4896            }
4897        }
4898        if (rosterNeedsSync) {
4899            syncRoster(roster.getAccount());
4900        }
4901    }
4902
4903    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
4904        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
4905        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4906        request.addChild("prefs", version.namespace);
4907        sendIqPacket(account, request, (account1, packet) -> {
4908            Element prefs = packet.findChild("prefs", version.namespace);
4909            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
4910                callback.onPreferencesFetched(prefs);
4911            } else {
4912                callback.onPreferencesFetchFailed();
4913            }
4914        });
4915    }
4916
4917    public PushManagementService getPushManagementService() {
4918        return mPushManagementService;
4919    }
4920
4921    public void changeStatus(Account account, PresenceTemplate template, String signature) {
4922        if (!template.getStatusMessage().isEmpty()) {
4923            databaseBackend.insertPresenceTemplate(template);
4924        }
4925        account.setPgpSignature(signature);
4926        account.setPresenceStatus(template.getStatus());
4927        account.setPresenceStatusMessage(template.getStatusMessage());
4928        databaseBackend.updateAccount(account);
4929        sendPresence(account);
4930    }
4931
4932    public List<PresenceTemplate> getPresenceTemplates(Account account) {
4933        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
4934        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
4935            if (!templates.contains(template)) {
4936                templates.add(0, template);
4937            }
4938        }
4939        return templates;
4940    }
4941
4942    public void saveConversationAsBookmark(Conversation conversation, String name) {
4943        final Account account = conversation.getAccount();
4944        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
4945        final String nick = conversation.getJid().getResource();
4946        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
4947            bookmark.setNick(nick);
4948        }
4949        if (!TextUtils.isEmpty(name)) {
4950            bookmark.setBookmarkName(name);
4951        }
4952        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
4953        createBookmark(account, bookmark);
4954        bookmark.setConversation(conversation);
4955    }
4956
4957    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
4958        boolean performedVerification = false;
4959        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
4960        for (XmppUri.Fingerprint fp : fingerprints) {
4961            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4962                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4963                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4964                if (fingerprintStatus != null) {
4965                    if (!fingerprintStatus.isVerified()) {
4966                        performedVerification = true;
4967                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4968                    }
4969                } else {
4970                    axolotlService.preVerifyFingerprint(contact, fingerprint);
4971                }
4972            }
4973        }
4974        return performedVerification;
4975    }
4976
4977    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
4978        final AxolotlService axolotlService = account.getAxolotlService();
4979        boolean verifiedSomething = false;
4980        for (XmppUri.Fingerprint fp : fingerprints) {
4981            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4982                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4983                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
4984                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4985                if (fingerprintStatus != null) {
4986                    if (!fingerprintStatus.isVerified()) {
4987                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4988                        verifiedSomething = true;
4989                    }
4990                } else {
4991                    axolotlService.preVerifyFingerprint(account, fingerprint);
4992                    verifiedSomething = true;
4993                }
4994            }
4995        }
4996        return verifiedSomething;
4997    }
4998
4999    public boolean blindTrustBeforeVerification() {
5000        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
5001    }
5002
5003    public ShortcutService getShortcutService() {
5004        return mShortcutService;
5005    }
5006
5007    public void pushMamPreferences(Account account, Element prefs) {
5008        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
5009        set.addChild(prefs);
5010        sendIqPacket(account, set, null);
5011    }
5012
5013    public void evictPreview(String uuid) {
5014        if (mBitmapCache.remove(uuid) != null) {
5015            Log.d(Config.LOGTAG, "deleted cached preview");
5016        }
5017    }
5018
5019    public interface OnMamPreferencesFetched {
5020        void onPreferencesFetched(Element prefs);
5021
5022        void onPreferencesFetchFailed();
5023    }
5024
5025    public interface OnAccountCreated {
5026        void onAccountCreated(Account account);
5027
5028        void informUser(int r);
5029    }
5030
5031    public interface OnMoreMessagesLoaded {
5032        void onMoreMessagesLoaded(int count, Conversation conversation);
5033
5034        void informUser(int r);
5035    }
5036
5037    public interface OnAccountPasswordChanged {
5038        void onPasswordChangeSucceeded();
5039
5040        void onPasswordChangeFailed();
5041    }
5042
5043    public interface OnRoomDestroy {
5044        void onRoomDestroySucceeded();
5045
5046        void onRoomDestroyFailed();
5047    }
5048
5049    public interface OnAffiliationChanged {
5050        void onAffiliationChangedSuccessful(Jid jid);
5051
5052        void onAffiliationChangeFailed(Jid jid, int resId);
5053    }
5054
5055    public interface OnConversationUpdate {
5056        void onConversationUpdate();
5057    }
5058
5059    public interface OnJingleRtpConnectionUpdate {
5060        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
5061
5062        void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices);
5063    }
5064
5065    public interface OnAccountUpdate {
5066        void onAccountUpdate();
5067    }
5068
5069    public interface OnCaptchaRequested {
5070        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
5071    }
5072
5073    public interface OnRosterUpdate {
5074        void onRosterUpdate();
5075    }
5076
5077    public interface OnMucRosterUpdate {
5078        void onMucRosterUpdate();
5079    }
5080
5081    public interface OnConferenceConfigurationFetched {
5082        void onConferenceConfigurationFetched(Conversation conversation);
5083
5084        void onFetchFailed(Conversation conversation, String errorCondition);
5085    }
5086
5087    public interface OnConferenceJoined {
5088        void onConferenceJoined(Conversation conversation);
5089    }
5090
5091    public interface OnConfigurationPushed {
5092        void onPushSucceeded();
5093
5094        void onPushFailed();
5095    }
5096
5097    public interface OnShowErrorToast {
5098        void onShowErrorToast(int resId);
5099    }
5100
5101    public class XmppConnectionBinder extends Binder {
5102        public XmppConnectionService getService() {
5103            return XmppConnectionService.this;
5104        }
5105    }
5106
5107    private class InternalEventReceiver extends BroadcastReceiver {
5108
5109        @Override
5110        public void onReceive(final Context context, final Intent intent) {
5111            onStartCommand(intent, 0, 0);
5112        }
5113    }
5114
5115    private class RestrictedEventReceiver extends BroadcastReceiver {
5116
5117        private final Collection<String> allowedActions;
5118
5119        private RestrictedEventReceiver(final Collection<String> allowedActions) {
5120            this.allowedActions = allowedActions;
5121        }
5122
5123        @Override
5124        public void onReceive(final Context context, final Intent intent) {
5125            final String action = intent == null ? null : intent.getAction();
5126            if (allowedActions.contains(action)) {
5127                onStartCommand(intent,0,0);
5128            } else {
5129                Log.e(Config.LOGTAG,"restricting broadcast of event "+action);
5130            }
5131        }
5132    }
5133
5134    public static class OngoingCall {
5135        public final AbstractJingleConnection.Id id;
5136        public final Set<Media> media;
5137        public final boolean reconnecting;
5138
5139        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
5140            this.id = id;
5141            this.media = media;
5142            this.reconnecting = reconnecting;
5143        }
5144
5145        @Override
5146        public boolean equals(Object o) {
5147            if (this == o) return true;
5148            if (o == null || getClass() != o.getClass()) return false;
5149            OngoingCall that = (OngoingCall) o;
5150            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
5151        }
5152
5153        @Override
5154        public int hashCode() {
5155            return Objects.hashCode(id, media, reconnecting);
5156        }
5157    }
5158}