XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import android.Manifest;
   4import android.annotation.SuppressLint;
   5import android.annotation.TargetApi;
   6import android.app.AlarmManager;
   7import android.app.KeyguardManager;
   8import android.app.Notification;
   9import android.app.NotificationManager;
  10import android.app.PendingIntent;
  11import android.app.Service;
  12import android.content.BroadcastReceiver;
  13import android.content.ComponentName;
  14import android.content.Context;
  15import android.content.Intent;
  16import android.content.IntentFilter;
  17import android.content.SharedPreferences;
  18import android.content.pm.PackageManager;
  19import android.database.ContentObserver;
  20import android.graphics.Bitmap;
  21import android.media.AudioManager;
  22import android.net.ConnectivityManager;
  23import android.net.Network;
  24import android.net.NetworkCapabilities;
  25import android.net.NetworkInfo;
  26import android.net.Uri;
  27import android.os.Binder;
  28import android.os.Build;
  29import android.os.Bundle;
  30import android.os.Environment;
  31import android.os.IBinder;
  32import android.os.PowerManager;
  33import android.os.PowerManager.WakeLock;
  34import android.os.SystemClock;
  35import android.preference.PreferenceManager;
  36import android.provider.ContactsContract;
  37import android.security.KeyChain;
  38import android.telephony.PhoneStateListener;
  39import android.telephony.TelephonyManager;
  40import android.text.TextUtils;
  41import android.util.DisplayMetrics;
  42import android.util.Log;
  43import android.util.LruCache;
  44import android.util.Pair;
  45
  46import androidx.annotation.BoolRes;
  47import androidx.annotation.IntegerRes;
  48import androidx.core.app.RemoteInput;
  49import androidx.core.content.ContextCompat;
  50
  51import com.google.common.base.Objects;
  52import com.google.common.base.Strings;
  53
  54import org.conscrypt.Conscrypt;
  55import org.openintents.openpgp.IOpenPgpService2;
  56import org.openintents.openpgp.util.OpenPgpApi;
  57import org.openintents.openpgp.util.OpenPgpServiceConnection;
  58
  59import java.io.File;
  60import java.security.SecureRandom;
  61import java.security.Security;
  62import java.security.cert.CertificateException;
  63import java.security.cert.X509Certificate;
  64import java.util.ArrayList;
  65import java.util.Arrays;
  66import java.util.Collection;
  67import java.util.Collections;
  68import java.util.HashSet;
  69import java.util.Hashtable;
  70import java.util.Iterator;
  71import java.util.List;
  72import java.util.ListIterator;
  73import java.util.Map;
  74import java.util.Set;
  75import java.util.WeakHashMap;
  76import java.util.concurrent.CopyOnWriteArrayList;
  77import java.util.concurrent.CountDownLatch;
  78import java.util.concurrent.Executor;
  79import java.util.concurrent.Executors;
  80import java.util.concurrent.atomic.AtomicBoolean;
  81import java.util.concurrent.atomic.AtomicLong;
  82import java.util.concurrent.atomic.AtomicReference;
  83
  84import eu.siacs.conversations.Config;
  85import eu.siacs.conversations.R;
  86import eu.siacs.conversations.android.JabberIdContact;
  87import eu.siacs.conversations.crypto.OmemoSetting;
  88import eu.siacs.conversations.crypto.PgpDecryptionService;
  89import eu.siacs.conversations.crypto.PgpEngine;
  90import eu.siacs.conversations.crypto.axolotl.AxolotlService;
  91import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
  92import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
  93import eu.siacs.conversations.entities.Account;
  94import eu.siacs.conversations.entities.Blockable;
  95import eu.siacs.conversations.entities.Bookmark;
  96import eu.siacs.conversations.entities.Contact;
  97import eu.siacs.conversations.entities.Conversation;
  98import eu.siacs.conversations.entities.Conversational;
  99import eu.siacs.conversations.entities.Message;
 100import eu.siacs.conversations.entities.MucOptions;
 101import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 102import eu.siacs.conversations.entities.Presence;
 103import eu.siacs.conversations.entities.PresenceTemplate;
 104import eu.siacs.conversations.entities.Roster;
 105import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 106import eu.siacs.conversations.generator.AbstractGenerator;
 107import eu.siacs.conversations.generator.IqGenerator;
 108import eu.siacs.conversations.generator.MessageGenerator;
 109import eu.siacs.conversations.generator.PresenceGenerator;
 110import eu.siacs.conversations.http.HttpConnectionManager;
 111import eu.siacs.conversations.parser.AbstractParser;
 112import eu.siacs.conversations.parser.IqParser;
 113import eu.siacs.conversations.parser.MessageParser;
 114import eu.siacs.conversations.parser.PresenceParser;
 115import eu.siacs.conversations.persistance.DatabaseBackend;
 116import eu.siacs.conversations.persistance.FileBackend;
 117import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 118import eu.siacs.conversations.ui.RtpSessionActivity;
 119import eu.siacs.conversations.ui.SettingsActivity;
 120import eu.siacs.conversations.ui.UiCallback;
 121import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 122import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 123import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 124import eu.siacs.conversations.utils.Compatibility;
 125import eu.siacs.conversations.utils.ConversationsFileObserver;
 126import eu.siacs.conversations.utils.CryptoHelper;
 127import eu.siacs.conversations.utils.EasyOnboardingInvite;
 128import eu.siacs.conversations.utils.ExceptionHelper;
 129import eu.siacs.conversations.utils.MimeUtils;
 130import eu.siacs.conversations.utils.PhoneHelper;
 131import eu.siacs.conversations.utils.QuickLoader;
 132import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 133import eu.siacs.conversations.utils.ReplacingTaskManager;
 134import eu.siacs.conversations.utils.Resolver;
 135import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 136import eu.siacs.conversations.utils.StringUtils;
 137import eu.siacs.conversations.utils.TorServiceUtils;
 138import eu.siacs.conversations.utils.WakeLockHelper;
 139import eu.siacs.conversations.utils.XmppUri;
 140import eu.siacs.conversations.xml.Element;
 141import eu.siacs.conversations.xml.LocalizedContent;
 142import eu.siacs.conversations.xml.Namespace;
 143import eu.siacs.conversations.xmpp.Jid;
 144import eu.siacs.conversations.xmpp.OnBindListener;
 145import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 146import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 147import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 148import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 149import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 150import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 151import eu.siacs.conversations.xmpp.OnStatusChanged;
 152import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 153import eu.siacs.conversations.xmpp.Patches;
 154import eu.siacs.conversations.xmpp.XmppConnection;
 155import eu.siacs.conversations.xmpp.chatstate.ChatState;
 156import eu.siacs.conversations.xmpp.forms.Data;
 157import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 158import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 159import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 160import eu.siacs.conversations.xmpp.jingle.Media;
 161import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 162import eu.siacs.conversations.xmpp.mam.MamReference;
 163import eu.siacs.conversations.xmpp.pep.Avatar;
 164import eu.siacs.conversations.xmpp.pep.PublishOptions;
 165import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 166import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 167import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 168import me.leolin.shortcutbadger.ShortcutBadger;
 169
 170public class XmppConnectionService extends Service {
 171
 172    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 173    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 174    public static final String ACTION_SNOOZE = "snooze";
 175    public static final String ACTION_CLEAR_NOTIFICATION = "clear_notification";
 176    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 177    public static final String ACTION_TRY_AGAIN = "try_again";
 178    public static final String ACTION_IDLE_PING = "idle_ping";
 179    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 180    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 181    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 182    public static final String ACTION_END_CALL = "end_call";
 183    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 184    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 185
 186    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 187
 188    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 189    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 190    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 191    private final static SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR = new SerialSingleThreadExecutor("VideoCompression");
 192    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 193    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 194    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 195    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 196    private final IBinder mBinder = new XmppConnectionBinder();
 197    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 198    private final IqGenerator mIqGenerator = new IqGenerator(this);
 199    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 200    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 201    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 202    private final OnIqPacketReceived mDefaultIqHandler = (account, packet) -> {
 203        if (packet.getType() != IqPacket.TYPE.RESULT) {
 204            Element error = packet.findChild("error");
 205            String text = error != null ? error.findChildContent("text") : null;
 206            if (text != null) {
 207                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received iq error - " + text);
 208            }
 209        }
 210    };
 211    public DatabaseBackend databaseBackend;
 212    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 213    private long mLastActivity = 0;
 214    private final FileBackend fileBackend = new FileBackend(this);
 215    private MemorizingTrustManager mMemorizingTrustManager;
 216    private final NotificationService mNotificationService = new NotificationService(this);
 217    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 218    private final ShortcutService mShortcutService = new ShortcutService(this);
 219    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 220    private final AtomicBoolean mForceForegroundService = new AtomicBoolean(false);
 221    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 222    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 223    private final OnMessagePacketReceived mMessageParser = new MessageParser(this);
 224    private final OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 225    private final IqParser mIqParser = new IqParser(this);
 226    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 227    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 228        Conversation conversation = find(getConversations(), contact);
 229        if (conversation != null) {
 230            if (online) {
 231                if (contact.getPresences().size() == 1) {
 232                    sendUnsentMessages(conversation);
 233                }
 234            }
 235        }
 236
 237        if (contact.getPresences().anyIdentity("gateway", "pstn")) {
 238            contact.registerAsPhoneAccount(this);
 239        }
 240    };
 241    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 242    private List<Account> accounts;
 243    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 244    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 245    private final AvatarService mAvatarService = new AvatarService(this);
 246    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 247    private final PushManagementService mPushManagementService = new PushManagementService(this);
 248    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 249    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 250            Environment.getExternalStorageDirectory().getAbsolutePath()
 251    ) {
 252        @Override
 253        public void onEvent(final int event, final File file) {
 254            markFileDeleted(file);
 255        }
 256    };
 257    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 258
 259        @Override
 260        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 261            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 262                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 263                mJingleConnectionManager.updateProposedSessionDiscovered(
 264                        account,
 265                        to,
 266                        sessionId,
 267                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 268                );
 269            }
 270
 271
 272            final Jid bare = to.asBareJid();
 273
 274            for (final Conversation conversation : getConversations()) {
 275                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 276                    final Message message = conversation.findUnsentMessageWithUuid(id);
 277                    if (message != null) {
 278                        message.setStatus(Message.STATUS_SEND);
 279                        message.setErrorMessage(null);
 280                        databaseBackend.updateMessage(message, false);
 281                        return true;
 282                    }
 283                }
 284            }
 285            return false;
 286        }
 287    };
 288    private final AtomicBoolean isPhoneInCall = new AtomicBoolean(false);
 289    private final AtomicBoolean diallerIntegrationActive = new AtomicBoolean(false);
 290    private final PhoneStateListener phoneStateListener = new PhoneStateListener() {
 291        @Override
 292        public void onCallStateChanged(final int state, final String phoneNumber) {
 293            if (diallerIntegrationActive.get()) return;
 294            isPhoneInCall.set(state != TelephonyManager.CALL_STATE_IDLE);
 295            if (state == TelephonyManager.CALL_STATE_OFFHOOK) {
 296                mJingleConnectionManager.notifyPhoneCallStarted();
 297            }
 298        }
 299    };
 300
 301    public void setDiallerIntegrationActive(boolean active) {
 302      diallerIntegrationActive.set(active);
 303    }
 304
 305    private boolean destroyed = false;
 306
 307    private int unreadCount = -1;
 308
 309    //Ui callback listeners
 310    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 311    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 312    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 313    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 314    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 315    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 316    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 317    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 318    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 319
 320    private final Object LISTENER_LOCK = new Object();
 321
 322
 323    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 324
 325
 326    private final OnBindListener mOnBindListener = new OnBindListener() {
 327
 328        @Override
 329        public void onBind(final Account account) {
 330            synchronized (mInProgressAvatarFetches) {
 331                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 332                    final String KEY = iterator.next();
 333                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 334                        iterator.remove();
 335                    }
 336                }
 337            }
 338            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 339            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 340            if (loggedInSuccessfully || gainedFeature) {
 341                databaseBackend.updateAccount(account);
 342            }
 343
 344            if (loggedInSuccessfully) {
 345                if (!TextUtils.isEmpty(account.getDisplayName())) {
 346                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 347                    publishDisplayName(account);
 348                }
 349            }
 350
 351            account.getRoster().clearPresences();
 352            synchronized (account.inProgressConferenceJoins) {
 353                account.inProgressConferenceJoins.clear();
 354            }
 355            synchronized (account.inProgressConferencePings) {
 356                account.inProgressConferencePings.clear();
 357            }
 358            mJingleConnectionManager.notifyRebound(account);
 359            mQuickConversationsService.considerSyncBackground(false);
 360            fetchRosterFromServer(account);
 361
 362            final XmppConnection connection = account.getXmppConnection();
 363
 364            if (connection.getFeatures().bookmarks2()) {
 365                fetchBookmarks2(account);
 366            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 367                fetchBookmarks(account);
 368            }
 369            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 370            final boolean catchup = getMessageArchiveService().inCatchup(account);
 371            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 372                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 373                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 374                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 375                    }
 376                });
 377            }
 378            sendPresence(account);
 379            if (mPushManagementService.available(account)) {
 380                mPushManagementService.registerPushTokenOnServer(account);
 381            }
 382            connectMultiModeConversations(account);
 383            syncDirtyContacts(account);
 384
 385        }
 386    };
 387    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 388    private SecureRandom mRandom;
 389    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 390    private final OnStatusChanged statusListener = new OnStatusChanged() {
 391
 392        @Override
 393        public void onStatusChanged(final Account account) {
 394            XmppConnection connection = account.getXmppConnection();
 395            updateAccountUi();
 396
 397            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 398                mQuickConversationsService.signalAccountStateChange();
 399            }
 400
 401            if (account.getStatus() == Account.State.ONLINE) {
 402                synchronized (mLowPingTimeoutMode) {
 403                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 404                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 405                    }
 406                }
 407                if (account.setShowErrorNotification(true)) {
 408                    databaseBackend.updateAccount(account);
 409                }
 410                mMessageArchiveService.executePendingQueries(account);
 411                if (connection != null && connection.getFeatures().csi()) {
 412                    if (checkListeners()) {
 413                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 414                        connection.sendInactive();
 415                    } else {
 416                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 417                        connection.sendActive();
 418                    }
 419                }
 420                List<Conversation> conversations = getConversations();
 421                for (Conversation conversation : conversations) {
 422                    final boolean inProgressJoin;
 423                    synchronized (account.inProgressConferenceJoins) {
 424                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 425                    }
 426                    final boolean pendingJoin;
 427                    synchronized (account.pendingConferenceJoins) {
 428                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 429                    }
 430                    if (conversation.getAccount() == account
 431                            && !pendingJoin
 432                            && !inProgressJoin) {
 433                        sendUnsentMessages(conversation);
 434                    }
 435                }
 436                final List<Conversation> pendingLeaves;
 437                synchronized (account.pendingConferenceLeaves) {
 438                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 439                    account.pendingConferenceLeaves.clear();
 440
 441                }
 442                for (Conversation conversation : pendingLeaves) {
 443                    leaveMuc(conversation);
 444                }
 445                final List<Conversation> pendingJoins;
 446                synchronized (account.pendingConferenceJoins) {
 447                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 448                    account.pendingConferenceJoins.clear();
 449                }
 450                for (Conversation conversation : pendingJoins) {
 451                    joinMuc(conversation);
 452                }
 453                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 454            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED) {
 455                resetSendingToWaiting(account);
 456                if (account.isEnabled() && isInLowPingTimeoutMode(account)) {
 457                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 458                    reconnectAccount(account, true, false);
 459                } else {
 460                    int timeToReconnect = mRandom.nextInt(10) + 2;
 461                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 462                }
 463            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 464                databaseBackend.updateAccount(account);
 465                reconnectAccount(account, true, false);
 466            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 467                resetSendingToWaiting(account);
 468                if (connection != null && account.getStatus().isAttemptReconnect()) {
 469                    final int next = connection.getTimeToNextAttempt();
 470                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 471                    if (next <= 0) {
 472                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 473                        reconnectAccount(account, true, false);
 474                    } else {
 475                        final int attempt = connection.getAttempt() + 1;
 476                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode);
 477                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 478                    }
 479                }
 480            }
 481            getNotificationService().updateErrorNotification();
 482        }
 483    };
 484    private OpenPgpServiceConnection pgpServiceConnection;
 485    private PgpEngine mPgpEngine = null;
 486    private WakeLock wakeLock;
 487    private LruCache<String, Bitmap> mBitmapCache;
 488    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 489    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 490
 491    private static String generateFetchKey(Account account, final Avatar avatar) {
 492        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 493    }
 494
 495    private boolean isInLowPingTimeoutMode(Account account) {
 496        synchronized (mLowPingTimeoutMode) {
 497            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 498        }
 499    }
 500
 501    public void startForcingForegroundNotification() {
 502        mForceForegroundService.set(true);
 503        toggleForegroundService();
 504    }
 505
 506    public void stopForcingForegroundNotification() {
 507        mForceForegroundService.set(false);
 508        toggleForegroundService();
 509    }
 510
 511    public boolean areMessagesInitialized() {
 512        return this.restoredFromDatabaseLatch.getCount() == 0;
 513    }
 514
 515    public PgpEngine getPgpEngine() {
 516        if (!Config.supportOpenPgp()) {
 517            return null;
 518        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 519            if (this.mPgpEngine == null) {
 520                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 521                        getApplicationContext(),
 522                        pgpServiceConnection.getService()), this);
 523            }
 524            return mPgpEngine;
 525        } else {
 526            return null;
 527        }
 528
 529    }
 530
 531    public OpenPgpApi getOpenPgpApi() {
 532        if (!Config.supportOpenPgp()) {
 533            return null;
 534        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 535            return new OpenPgpApi(this, pgpServiceConnection.getService());
 536        } else {
 537            return null;
 538        }
 539    }
 540
 541    public FileBackend getFileBackend() {
 542        return this.fileBackend;
 543    }
 544
 545    public AvatarService getAvatarService() {
 546        return this.mAvatarService;
 547    }
 548
 549    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final UiCallback<Message> callback) {
 550        int encryption = conversation.getNextEncryption();
 551        if (encryption == Message.ENCRYPTION_PGP) {
 552            encryption = Message.ENCRYPTION_DECRYPTED;
 553        }
 554        Message message = new Message(conversation, uri.toString(), encryption);
 555        Message.configurePrivateMessage(message);
 556        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 557            getPgpEngine().encrypt(message, callback);
 558        } else {
 559            sendMessage(message);
 560            callback.success(message);
 561        }
 562    }
 563
 564    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final UiCallback<Message> callback) {
 565        final Message message;
 566        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 567            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 568        } else {
 569            message = new Message(conversation, "", conversation.getNextEncryption());
 570        }
 571        if (!Message.configurePrivateFileMessage(message)) {
 572            message.setCounterpart(conversation.getNextCounterpart());
 573            message.setType(Message.TYPE_FILE);
 574        }
 575        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 576        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 577        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 578        if (runnable.isVideoMessage()) {
 579            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 580        } else {
 581            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 582        }
 583    }
 584
 585    public void attachImageToConversation(final Conversation conversation, final Uri uri,  final String type, final UiCallback<Message> callback) {
 586        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 587        final String compressPictures = getCompressPicturesPreference();
 588
 589        if ("never".equals(compressPictures)
 590                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 591                || (mimeType != null && mimeType.endsWith("/gif"))
 592                || getFileBackend().unusualBounds(uri)) {
 593            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 594            attachFileToConversation(conversation, uri, mimeType, callback);
 595            return;
 596        }
 597        final Message message;
 598        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 599            message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED);
 600        } else {
 601            message = new Message(conversation, "", conversation.getNextEncryption());
 602        }
 603        if (!Message.configurePrivateFileMessage(message)) {
 604            message.setCounterpart(conversation.getNextCounterpart());
 605            message.setType(Message.TYPE_IMAGE);
 606        }
 607        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 608        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 609            try {
 610                getFileBackend().copyImageToPrivateStorage(message, uri);
 611            } catch (FileBackend.ImageCompressionException e) {
 612                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 613                attachFileToConversation(conversation, uri, mimeType, callback);
 614                return;
 615            } catch (final FileBackend.FileCopyException e) {
 616                callback.error(e.getResId(), message);
 617                return;
 618            }
 619            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 620                final PgpEngine pgpEngine = getPgpEngine();
 621                if (pgpEngine != null) {
 622                    pgpEngine.encrypt(message, callback);
 623                } else if (callback != null) {
 624                    callback.error(R.string.unable_to_connect_to_keychain, null);
 625                }
 626            } else {
 627                sendMessage(message);
 628                callback.success(message);
 629            }
 630        });
 631    }
 632
 633    public Conversation find(Bookmark bookmark) {
 634        return find(bookmark.getAccount(), bookmark.getJid());
 635    }
 636
 637    public Conversation find(final Account account, final Jid jid) {
 638        return find(getConversations(), account, jid);
 639    }
 640
 641    public boolean isMuc(final Account account, final Jid jid) {
 642        final Conversation c = find(account, jid);
 643        return c != null && c.getMode() == Conversational.MODE_MULTI;
 644    }
 645
 646    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 647        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 648    }
 649
 650    @Override
 651    public int onStartCommand(Intent intent, int flags, int startId) {
 652        final String action = intent == null ? null : intent.getAction();
 653        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(EventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 654        if (needsForegroundService) {
 655            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 656            toggleForegroundService(true);
 657        }
 658        String pushedAccountHash = null;
 659        boolean interactive = false;
 660        if (action != null) {
 661            final String uuid = intent.getStringExtra("uuid");
 662            switch (action) {
 663                case QuickConversationsService.SMS_RETRIEVED_ACTION:
 664                    mQuickConversationsService.handleSmsReceived(intent);
 665                    break;
 666                case ConnectivityManager.CONNECTIVITY_ACTION:
 667                    if (hasInternetConnection()) {
 668                        if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 669                            schedulePostConnectivityChange();
 670                        }
 671                        if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 672                            resetAllAttemptCounts(true, false);
 673                        }
 674                        Resolver.clearCache();
 675                    }
 676                    break;
 677                case Intent.ACTION_SHUTDOWN:
 678                    logoutAndSave(true);
 679                    return START_NOT_STICKY;
 680                case ACTION_CLEAR_NOTIFICATION:
 681                    mNotificationExecutor.execute(() -> {
 682                        try {
 683                            final Conversation c = findConversationByUuid(uuid);
 684                            if (c != null) {
 685                                mNotificationService.clear(c);
 686                            } else {
 687                                mNotificationService.clear();
 688                            }
 689                            restoredFromDatabaseLatch.await();
 690
 691                        } catch (InterruptedException e) {
 692                            Log.d(Config.LOGTAG, "unable to process clear notification");
 693                        }
 694                    });
 695                    break;
 696                case ACTION_DISMISS_CALL: {
 697                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 698                    Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 699                    mJingleConnectionManager.rejectRtpSession(sessionId);
 700                    break;
 701                }
 702                case TorServiceUtils.ACTION_STATUS:
 703                    final String status = intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 704                    //TODO port and host are in 'extras' - but this may not be a reliable source?
 705                    if ("ON".equals(status)) {
 706                        handleOrbotStartedEvent();
 707                        return START_STICKY;
 708                    }
 709                    break;
 710                case ACTION_END_CALL: {
 711                    final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 712                    Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 713                    mJingleConnectionManager.endRtpSession(sessionId);
 714                }
 715                break;
 716                case ACTION_PROVISION_ACCOUNT: {
 717                    final String address = intent.getStringExtra("address");
 718                    final String password = intent.getStringExtra("password");
 719                    if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 720                        break;
 721                    }
 722                    provisionAccount(address, password);
 723                    break;
 724                }
 725                case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 726                    dismissErrorNotifications();
 727                    break;
 728                case ACTION_TRY_AGAIN:
 729                    resetAllAttemptCounts(false, true);
 730                    interactive = true;
 731                    break;
 732                case ACTION_REPLY_TO_CONVERSATION:
 733                    Bundle remoteInput = RemoteInput.getResultsFromIntent(intent);
 734                    if (remoteInput == null) {
 735                        break;
 736                    }
 737                    final CharSequence body = remoteInput.getCharSequence("text_reply");
 738                    final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 739                    final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 740                    if (body == null || body.length() <= 0) {
 741                        break;
 742                    }
 743                    mNotificationExecutor.execute(() -> {
 744                        try {
 745                            restoredFromDatabaseLatch.await();
 746                            final Conversation c = findConversationByUuid(uuid);
 747                            if (c != null) {
 748                                directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 749                            }
 750                        } catch (InterruptedException e) {
 751                            Log.d(Config.LOGTAG, "unable to process direct reply");
 752                        }
 753                    });
 754                    break;
 755                case ACTION_MARK_AS_READ:
 756                    mNotificationExecutor.execute(() -> {
 757                        final Conversation c = findConversationByUuid(uuid);
 758                        if (c == null) {
 759                            Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 760                            return;
 761                        }
 762                        try {
 763                            restoredFromDatabaseLatch.await();
 764                            sendReadMarker(c, null);
 765                        } catch (InterruptedException e) {
 766                            Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 767                        }
 768
 769                    });
 770                    break;
 771                case ACTION_SNOOZE:
 772                    mNotificationExecutor.execute(() -> {
 773                        final Conversation c = findConversationByUuid(uuid);
 774                        if (c == null) {
 775                            Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 776                            return;
 777                        }
 778                        c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 779                        mNotificationService.clear(c);
 780                        updateConversation(c);
 781                    });
 782                case AudioManager.RINGER_MODE_CHANGED_ACTION:
 783                case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 784                    if (dndOnSilentMode()) {
 785                        refreshAllPresences();
 786                    }
 787                    break;
 788                case Intent.ACTION_SCREEN_ON:
 789                    deactivateGracePeriod();
 790                case Intent.ACTION_USER_PRESENT:
 791                case Intent.ACTION_SCREEN_OFF:
 792                    if (awayWhenScreenLocked()) {
 793                        refreshAllPresences();
 794                    }
 795                    break;
 796                case ACTION_FCM_TOKEN_REFRESH:
 797                    refreshAllFcmTokens();
 798                    break;
 799                case ACTION_IDLE_PING:
 800                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
 801                        scheduleNextIdlePing();
 802                    }
 803                    break;
 804                case ACTION_FCM_MESSAGE_RECEIVED:
 805                    pushedAccountHash = intent.getStringExtra("account");
 806                    Log.d(Config.LOGTAG, "push message arrived in service. account=" + pushedAccountHash);
 807                    break;
 808                case Intent.ACTION_SEND:
 809                    Uri uri = intent.getData();
 810                    if (uri != null) {
 811                        Log.d(Config.LOGTAG, "received uri permission for " + uri.toString());
 812                    }
 813                    return START_STICKY;
 814            }
 815        }
 816        synchronized (this) {
 817            WakeLockHelper.acquire(wakeLock);
 818            boolean pingNow = ConnectivityManager.CONNECTIVITY_ACTION.equals(action) || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0 && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
 819            final HashSet<Account> pingCandidates = new HashSet<>();
 820            final String androidId = PhoneHelper.getAndroidId(this);
 821            for (Account account : accounts) {
 822                final boolean pushWasMeantForThisAccount = CryptoHelper.getAccountFingerprint(account, androidId).equals(pushedAccountHash);
 823                pingNow |= processAccountState(account,
 824                        interactive,
 825                        "ui".equals(action),
 826                        pushWasMeantForThisAccount,
 827                        pingCandidates);
 828            }
 829            if (pingNow) {
 830                for (Account account : pingCandidates) {
 831                    final boolean lowTimeout = isInLowPingTimeoutMode(account);
 832                    account.getXmppConnection().sendPing();
 833                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + " send ping (action=" + action + ",lowTimeout=" + lowTimeout + ")");
 834                    scheduleWakeUpCall(lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT, account.getUuid().hashCode());
 835                }
 836            }
 837            WakeLockHelper.release(wakeLock);
 838        }
 839        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
 840            expireOldMessages();
 841        }
 842        return START_STICKY;
 843    }
 844
 845    private void handleOrbotStartedEvent() {
 846        for (final Account account : accounts) {
 847            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
 848                reconnectAccount(account, true, false);
 849            }
 850        }
 851    }
 852
 853    private boolean processAccountState(Account account, boolean interactive, boolean isUiAction, boolean isAccountPushed, HashSet<Account> pingCandidates) {
 854        boolean pingNow = false;
 855        if (account.getStatus().isAttemptReconnect()) {
 856            if (!hasInternetConnection()) {
 857                account.setStatus(Account.State.NO_INTERNET);
 858                if (statusListener != null) {
 859                    statusListener.onStatusChanged(account);
 860                }
 861            } else {
 862                if (account.getStatus() == Account.State.NO_INTERNET) {
 863                    account.setStatus(Account.State.OFFLINE);
 864                    if (statusListener != null) {
 865                        statusListener.onStatusChanged(account);
 866                    }
 867                }
 868                if (account.getStatus() == Account.State.ONLINE) {
 869                    synchronized (mLowPingTimeoutMode) {
 870                        long lastReceived = account.getXmppConnection().getLastPacketReceived();
 871                        long lastSent = account.getXmppConnection().getLastPingSent();
 872                        long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
 873                        long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
 874                        int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
 875                        long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
 876                        if (lastSent > lastReceived) {
 877                            if (pingTimeoutIn < 0) {
 878                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
 879                                this.reconnectAccount(account, true, interactive);
 880                            } else {
 881                                int secs = (int) (pingTimeoutIn / 1000);
 882                                this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
 883                            }
 884                        } else {
 885                            pingCandidates.add(account);
 886                            if (isAccountPushed) {
 887                                pingNow = true;
 888                                if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
 889                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
 890                                }
 891                            } else if (msToNextPing <= 0) {
 892                                pingNow = true;
 893                            } else {
 894                                this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
 895                                if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 896                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 897                                }
 898                            }
 899                        }
 900                    }
 901                } else if (account.getStatus() == Account.State.OFFLINE) {
 902                    reconnectAccount(account, true, interactive);
 903                } else if (account.getStatus() == Account.State.CONNECTING) {
 904                    long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
 905                    long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
 906                    long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
 907                    long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
 908                    if (timeout < 0) {
 909                        Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
 910                        account.getXmppConnection().resetAttemptCount(false);
 911                        reconnectAccount(account, true, interactive);
 912                    } else if (discoTimeout < 0) {
 913                        account.getXmppConnection().sendDiscoTimeout();
 914                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 915                    } else {
 916                        scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
 917                    }
 918                } else {
 919                    if (account.getXmppConnection().getTimeToNextAttempt() <= 0) {
 920                        reconnectAccount(account, true, interactive);
 921                    }
 922                }
 923            }
 924        }
 925        return pingNow;
 926    }
 927
 928    public void reinitializeMuclumbusService() {
 929        mChannelDiscoveryService.initializeMuclumbusService();
 930    }
 931
 932    public void discoverChannels(String query, ChannelDiscoveryService.Method method, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
 933        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, onChannelSearchResultsFound);
 934    }
 935
 936    public boolean isDataSaverDisabled() {
 937        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
 938            ConnectivityManager connectivityManager = (ConnectivityManager) getSystemService(CONNECTIVITY_SERVICE);
 939            return !connectivityManager.isActiveNetworkMetered()
 940                    || connectivityManager.getRestrictBackgroundStatus() == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
 941        } else {
 942            return true;
 943        }
 944    }
 945
 946    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
 947        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
 948        final Message message = new Message(conversation, body, conversation.getNextEncryption());
 949        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
 950            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
 951        }
 952        message.markUnread();
 953        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
 954            getPgpEngine().encrypt(message, new UiCallback<Message>() {
 955                @Override
 956                public void success(Message message) {
 957                    if (dismissAfterReply) {
 958                        markRead((Conversation) message.getConversation(), true);
 959                    } else {
 960                        mNotificationService.pushFromDirectReply(message);
 961                    }
 962                }
 963
 964                @Override
 965                public void error(int errorCode, Message object) {
 966
 967                }
 968
 969                @Override
 970                public void userInputRequired(PendingIntent pi, Message object) {
 971
 972                }
 973            });
 974        } else {
 975            sendMessage(message);
 976            if (dismissAfterReply) {
 977                markRead(conversation, true);
 978            } else {
 979                mNotificationService.pushFromDirectReply(message);
 980            }
 981        }
 982    }
 983
 984    private boolean dndOnSilentMode() {
 985        return getBooleanPreference(SettingsActivity.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
 986    }
 987
 988    private boolean manuallyChangePresence() {
 989        return getBooleanPreference(SettingsActivity.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
 990    }
 991
 992    private boolean treatVibrateAsSilent() {
 993        return getBooleanPreference(SettingsActivity.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
 994    }
 995
 996    private boolean awayWhenScreenLocked() {
 997        return getBooleanPreference(SettingsActivity.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
 998    }
 999
1000    private String getCompressPicturesPreference() {
1001        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1002    }
1003
1004    private Presence.Status getTargetPresence() {
1005        if (dndOnSilentMode() && isPhoneSilenced()) {
1006            return Presence.Status.DND;
1007        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1008            return Presence.Status.AWAY;
1009        } else {
1010            return Presence.Status.ONLINE;
1011        }
1012    }
1013
1014    public boolean isScreenLocked() {
1015        final KeyguardManager keyguardManager = (KeyguardManager) getSystemService(Context.KEYGUARD_SERVICE);
1016        final PowerManager powerManager = (PowerManager) getSystemService(Context.POWER_SERVICE);
1017        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1018        final boolean interactive = powerManager != null && powerManager.isInteractive();
1019        return locked || !interactive;
1020    }
1021
1022    private boolean isPhoneSilenced() {
1023        final boolean notificationDnd;
1024        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1025            final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1026            final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1027            notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1028        } else {
1029            notificationDnd = false;
1030        }
1031        final AudioManager audioManager = (AudioManager) getSystemService(Context.AUDIO_SERVICE);
1032        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1033        try {
1034            if (treatVibrateAsSilent()) {
1035                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1036            } else {
1037                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1038            }
1039        } catch (Throwable throwable) {
1040            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1041            return notificationDnd;
1042        }
1043    }
1044
1045    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1046        Log.d(Config.LOGTAG, "resetting all attempt counts");
1047        for (Account account : accounts) {
1048            if (account.hasErrorStatus() || reallyAll) {
1049                final XmppConnection connection = account.getXmppConnection();
1050                if (connection != null) {
1051                    connection.resetAttemptCount(retryImmediately);
1052                }
1053            }
1054            if (account.setShowErrorNotification(true)) {
1055                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1056            }
1057        }
1058        mNotificationService.updateErrorNotification();
1059    }
1060
1061    private void dismissErrorNotifications() {
1062        for (final Account account : this.accounts) {
1063            if (account.hasErrorStatus()) {
1064                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1065                if (account.setShowErrorNotification(false)) {
1066                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1067                }
1068            }
1069        }
1070    }
1071
1072    private void expireOldMessages() {
1073        expireOldMessages(false);
1074    }
1075
1076    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1077        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1078        mDatabaseWriterExecutor.execute(() -> {
1079            long timestamp = getAutomaticMessageDeletionDate();
1080            if (timestamp > 0) {
1081                databaseBackend.expireOldMessages(timestamp);
1082                synchronized (XmppConnectionService.this.conversations) {
1083                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1084                        conversation.expireOldMessages(timestamp);
1085                        if (resetHasMessagesLeftOnServer) {
1086                            conversation.messagesLoaded.set(true);
1087                            conversation.setHasMessagesLeftOnServer(true);
1088                        }
1089                    }
1090                }
1091                updateConversationUi();
1092            }
1093        });
1094    }
1095
1096    public boolean hasInternetConnection() {
1097        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1098        if (cm == null) {
1099            return true; //if internet connection can not be checked it is probably best to just try
1100        }
1101        try {
1102            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1103                final Network activeNetwork = cm.getActiveNetwork();
1104                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1105                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1106            } else {
1107                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1108                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1109            }
1110        } catch (final RuntimeException e) {
1111            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1112            return true; //if internet connection can not be checked it is probably best to just try
1113        }
1114    }
1115
1116    @SuppressLint("TrulyRandom")
1117    @Override
1118    public void onCreate() {
1119        if (Compatibility.runsTwentySix()) {
1120            mNotificationService.initializeChannels();
1121        }
1122        mChannelDiscoveryService.initializeMuclumbusService();
1123        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1124        toggleForegroundService();
1125        this.destroyed = false;
1126        OmemoSetting.load(this);
1127        ExceptionHelper.init(getApplicationContext());
1128        try {
1129            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1130        } catch (Throwable throwable) {
1131            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1132        }
1133        Resolver.init(this);
1134        this.mRandom = new SecureRandom();
1135        updateMemorizingTrustmanager();
1136        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1137        final int cacheSize = maxMemory / 8;
1138        this.mBitmapCache = new LruCache<String, Bitmap>(cacheSize) {
1139            @Override
1140            protected int sizeOf(final String key, final Bitmap bitmap) {
1141                return bitmap.getByteCount() / 1024;
1142            }
1143        };
1144        if (mLastActivity == 0) {
1145            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1146        }
1147
1148        Log.d(Config.LOGTAG, "initializing database...");
1149        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1150        Log.d(Config.LOGTAG, "restoring accounts...");
1151        this.accounts = databaseBackend.getAccounts();
1152        final SharedPreferences.Editor editor = getPreferences().edit();
1153        if (this.accounts.size() == 0 && Arrays.asList("Sony", "Sony Ericsson").contains(Build.MANUFACTURER)) {
1154            editor.putBoolean(SettingsActivity.KEEP_FOREGROUND_SERVICE, true);
1155            Log.d(Config.LOGTAG, Build.MANUFACTURER + " is on blacklist. enabling foreground service");
1156        }
1157        final boolean hasEnabledAccounts = hasEnabledAccounts();
1158        editor.putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1159        editor.apply();
1160        toggleSetProfilePictureActivity(hasEnabledAccounts);
1161
1162        restoreFromDatabase();
1163
1164        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) == PackageManager.PERMISSION_GRANTED) {
1165            startContactObserver();
1166        }
1167        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1168        if (Compatibility.hasStoragePermission(this)) {
1169            Log.d(Config.LOGTAG, "starting file observer");
1170            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1171            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1172        }
1173        if (Config.supportOpenPgp()) {
1174            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1175                @Override
1176                public void onBound(IOpenPgpService2 service) {
1177                    for (Account account : accounts) {
1178                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1179                        if (pgp != null) {
1180                            pgp.continueDecryption(true);
1181                        }
1182                    }
1183                }
1184
1185                @Override
1186                public void onError(Exception e) {
1187                }
1188            });
1189            this.pgpServiceConnection.bindToService();
1190        }
1191
1192        final PowerManager pm = ContextCompat.getSystemService(this, PowerManager.class);
1193        this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1194
1195        toggleForegroundService();
1196        updateUnreadCountBadge();
1197        toggleScreenEventReceiver();
1198        final IntentFilter intentFilter = new IntentFilter();
1199        intentFilter.addAction(TorServiceUtils.ACTION_STATUS);
1200        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1201            scheduleNextIdlePing();
1202            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1203                intentFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1204            }
1205            intentFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1206        }
1207        registerReceiver(this.mInternalEventReceiver, intentFilter);
1208        mForceDuringOnCreate.set(false);
1209        toggleForegroundService();
1210        setupPhoneStateListener();
1211    }
1212
1213
1214    private void setupPhoneStateListener() {
1215        final TelephonyManager telephonyManager = (TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE);
1216        if (telephonyManager != null) {
1217            telephonyManager.listen(phoneStateListener, PhoneStateListener.LISTEN_CALL_STATE);
1218        }
1219    }
1220
1221    public boolean isPhoneInCall() {
1222        return isPhoneInCall.get();
1223    }
1224
1225    private void checkForDeletedFiles() {
1226        if (destroyed) {
1227            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1228            return;
1229        }
1230        final long start = SystemClock.elapsedRealtime();
1231        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1232        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1233        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1234            if (destroyed) {
1235                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1236                return;
1237            }
1238            final File file = fileBackend.getFileForPath(filePath.path);
1239            if (filePath.setDeleted(!file.exists())) {
1240                changed.add(filePath);
1241            }
1242        }
1243        final long duration = SystemClock.elapsedRealtime() - start;
1244        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1245        if (changed.size() > 0) {
1246            databaseBackend.markFilesAsChanged(changed);
1247            markChangedFiles(changed);
1248        }
1249    }
1250
1251    public void startContactObserver() {
1252        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1253            @Override
1254            public void onChange(boolean selfChange) {
1255                super.onChange(selfChange);
1256                if (restoredFromDatabaseLatch.getCount() == 0) {
1257                    loadPhoneContacts();
1258                }
1259            }
1260        });
1261    }
1262
1263    @Override
1264    public void onTrimMemory(int level) {
1265        super.onTrimMemory(level);
1266        if (level >= TRIM_MEMORY_COMPLETE) {
1267            Log.d(Config.LOGTAG, "clear cache due to low memory");
1268            getBitmapCache().evictAll();
1269        }
1270    }
1271
1272    @Override
1273    public void onDestroy() {
1274        try {
1275            unregisterReceiver(this.mInternalEventReceiver);
1276            unregisterReceiver(this.mInternalScreenEventReceiver);
1277        } catch (final IllegalArgumentException e) {
1278            //ignored
1279        }
1280        destroyed = false;
1281        fileObserver.stopWatching();
1282        super.onDestroy();
1283    }
1284
1285    public void restartFileObserver() {
1286        Log.d(Config.LOGTAG, "restarting file observer");
1287        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1288        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1289    }
1290
1291    public void toggleScreenEventReceiver() {
1292        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1293            final IntentFilter filter = new IntentFilter();
1294            filter.addAction(Intent.ACTION_SCREEN_ON);
1295            filter.addAction(Intent.ACTION_SCREEN_OFF);
1296            filter.addAction(Intent.ACTION_USER_PRESENT);
1297            registerReceiver(this.mInternalScreenEventReceiver, filter);
1298        } else {
1299            try {
1300                unregisterReceiver(this.mInternalScreenEventReceiver);
1301            } catch (IllegalArgumentException e) {
1302                //ignored
1303            }
1304        }
1305    }
1306
1307    public void toggleForegroundService() {
1308        toggleForegroundService(false);
1309    }
1310
1311    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1312        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1313        toggleForegroundService(false);
1314    }
1315
1316    public void removeOngoingCall() {
1317        ongoingCall.set(null);
1318        toggleForegroundService(false);
1319    }
1320
1321    private void toggleForegroundService(boolean force) {
1322        final boolean status;
1323        final OngoingCall ongoing = ongoingCall.get();
1324        if (force || mForceDuringOnCreate.get() || mForceForegroundService.get() || ongoing != null || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1325            final Notification notification;
1326            final int id;
1327            if (ongoing != null) {
1328                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1329                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1330                startForeground(id, notification);
1331                mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1332            } else {
1333                notification = this.mNotificationService.createForegroundNotification();
1334                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1335                startForeground(id, notification);
1336            }
1337
1338            if (!mForceForegroundService.get()) {
1339                mNotificationService.notify(id, notification);
1340            }
1341            status = true;
1342        } else {
1343            stopForeground(true);
1344            status = false;
1345        }
1346        if (!mForceForegroundService.get()) {
1347            mNotificationService.cancel(NotificationService.FOREGROUND_NOTIFICATION_ID);
1348        }
1349        if (ongoing == null) {
1350            mNotificationService.cancel(NotificationService.ONGOING_CALL_NOTIFICATION_ID);
1351        }
1352        Log.d(Config.LOGTAG, "ForegroundService: " + (status ? "on" : "off"));
1353    }
1354
1355    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1356        return !mForceForegroundService.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1357    }
1358
1359    @Override
1360    public void onTaskRemoved(final Intent rootIntent) {
1361        super.onTaskRemoved(rootIntent);
1362        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mForceForegroundService.get() || ongoingCall.get() != null) {
1363            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1364        } else {
1365            this.logoutAndSave(false);
1366        }
1367    }
1368
1369    private void logoutAndSave(boolean stop) {
1370        int activeAccounts = 0;
1371        for (final Account account : accounts) {
1372            if (account.getStatus() != Account.State.DISABLED) {
1373                databaseBackend.writeRoster(account.getRoster());
1374                activeAccounts++;
1375            }
1376            if (account.getXmppConnection() != null) {
1377                new Thread(() -> disconnect(account, false)).start();
1378            }
1379        }
1380        if (stop || activeAccounts == 0) {
1381            Log.d(Config.LOGTAG, "good bye");
1382            stopSelf();
1383        }
1384    }
1385
1386    private void schedulePostConnectivityChange() {
1387        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1388        if (alarmManager == null) {
1389            return;
1390        }
1391        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1392        final Intent intent = new Intent(this, EventReceiver.class);
1393        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1394        try {
1395            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, 0);
1396            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1397                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1398            } else {
1399                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1400            }
1401        } catch (RuntimeException e) {
1402            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1403        }
1404    }
1405
1406    public void scheduleWakeUpCall(int seconds, int requestCode) {
1407        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000;
1408        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1409        if (alarmManager == null) {
1410            return;
1411        }
1412        final Intent intent = new Intent(this, EventReceiver.class);
1413        intent.setAction("ping");
1414        try {
1415            PendingIntent pendingIntent = PendingIntent.getBroadcast(this, requestCode, intent, 0);
1416            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1417        } catch (RuntimeException e) {
1418            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1419        }
1420    }
1421
1422    @TargetApi(Build.VERSION_CODES.M)
1423    private void scheduleNextIdlePing() {
1424        final long timeToWake = SystemClock.elapsedRealtime() + (Config.IDLE_PING_INTERVAL * 1000);
1425        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1426        if (alarmManager == null) {
1427            return;
1428        }
1429        final Intent intent = new Intent(this, EventReceiver.class);
1430        intent.setAction(ACTION_IDLE_PING);
1431        try {
1432            PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, 0);
1433            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1434        } catch (RuntimeException e) {
1435            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1436        }
1437    }
1438
1439    public XmppConnection createConnection(final Account account) {
1440        final XmppConnection connection = new XmppConnection(account, this);
1441        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1442        connection.setOnStatusChangedListener(this.statusListener);
1443        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1444        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1445        connection.setOnJinglePacketReceivedListener(((a, jp) -> mJingleConnectionManager.deliverPacket(a, jp)));
1446        connection.setOnBindListener(this.mOnBindListener);
1447        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1448        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1449        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1450        AxolotlService axolotlService = account.getAxolotlService();
1451        if (axolotlService != null) {
1452            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1453        }
1454        return connection;
1455    }
1456
1457    public void sendChatState(Conversation conversation) {
1458        if (sendChatStates()) {
1459            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1460            sendMessagePacket(conversation.getAccount(), packet);
1461        }
1462    }
1463
1464    private void sendFileMessage(final Message message, final boolean delay) {
1465        Log.d(Config.LOGTAG, "send file message");
1466        final Account account = message.getConversation().getAccount();
1467        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1468                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1469            mHttpConnectionManager.createNewUploadConnection(message, delay);
1470        } else {
1471            mJingleConnectionManager.startJingleFileTransfer(message);
1472        }
1473    }
1474
1475    public void sendMessage(final Message message) {
1476        sendMessage(message, false, false);
1477    }
1478
1479    private void sendMessage(final Message message, final boolean resend, final boolean delay) {
1480        final Account account = message.getConversation().getAccount();
1481        if (account.setShowErrorNotification(true)) {
1482            databaseBackend.updateAccount(account);
1483            mNotificationService.updateErrorNotification();
1484        }
1485        final Conversation conversation = (Conversation) message.getConversation();
1486        account.deactivateGracePeriod();
1487
1488
1489        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1490            final Contact contact = conversation.getContact();
1491            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1492                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1493                createContact(contact, true);
1494            }
1495        }
1496
1497        MessagePacket packet = null;
1498        final boolean addToConversation = (conversation.getMode() != Conversation.MODE_MULTI
1499                || !Patches.BAD_MUC_REFLECTION.contains(account.getServerIdentity()))
1500                && !message.edited();
1501        boolean saveInDb = addToConversation;
1502        message.setStatus(Message.STATUS_WAITING);
1503
1504        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1505            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1506                databaseBackend.updateConversation(conversation);
1507            }
1508        }
1509
1510        final boolean inProgressJoin = isJoinInProgress(conversation);
1511
1512
1513        if (account.isOnlineAndConnected() && !inProgressJoin) {
1514            switch (message.getEncryption()) {
1515                case Message.ENCRYPTION_NONE:
1516                    if (message.needsUploading()) {
1517                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1518                                || conversation.getMode() == Conversation.MODE_MULTI
1519                                || message.fixCounterpart()) {
1520                            this.sendFileMessage(message, delay);
1521                        } else {
1522                            break;
1523                        }
1524                    } else {
1525                        packet = mMessageGenerator.generateChat(message);
1526                    }
1527                    break;
1528                case Message.ENCRYPTION_PGP:
1529                case Message.ENCRYPTION_DECRYPTED:
1530                    if (message.needsUploading()) {
1531                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1532                                || conversation.getMode() == Conversation.MODE_MULTI
1533                                || message.fixCounterpart()) {
1534                            this.sendFileMessage(message, delay);
1535                        } else {
1536                            break;
1537                        }
1538                    } else {
1539                        packet = mMessageGenerator.generatePgpChat(message);
1540                    }
1541                    break;
1542                case Message.ENCRYPTION_AXOLOTL:
1543                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1544                    if (message.needsUploading()) {
1545                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1546                                || conversation.getMode() == Conversation.MODE_MULTI
1547                                || message.fixCounterpart()) {
1548                            this.sendFileMessage(message, delay);
1549                        } else {
1550                            break;
1551                        }
1552                    } else {
1553                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
1554                        if (axolotlMessage == null) {
1555                            account.getAxolotlService().preparePayloadMessage(message, delay);
1556                        } else {
1557                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
1558                        }
1559                    }
1560                    break;
1561
1562            }
1563            if (packet != null) {
1564                if (account.getXmppConnection().getFeatures().sm()
1565                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
1566                    message.setStatus(Message.STATUS_UNSEND);
1567                } else {
1568                    message.setStatus(Message.STATUS_SEND);
1569                }
1570            }
1571        } else {
1572            switch (message.getEncryption()) {
1573                case Message.ENCRYPTION_DECRYPTED:
1574                    if (!message.needsUploading()) {
1575                        String pgpBody = message.getEncryptedBody();
1576                        String decryptedBody = message.getBody();
1577                        message.setBody(pgpBody); //TODO might throw NPE
1578                        message.setEncryption(Message.ENCRYPTION_PGP);
1579                        if (message.edited()) {
1580                            message.setBody(decryptedBody);
1581                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1582                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1583                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
1584                            }
1585                            updateConversationUi();
1586                            return;
1587                        } else {
1588                            databaseBackend.createMessage(message);
1589                            saveInDb = false;
1590                            message.setBody(decryptedBody);
1591                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
1592                        }
1593                    }
1594                    break;
1595                case Message.ENCRYPTION_AXOLOTL:
1596                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
1597                    break;
1598            }
1599        }
1600
1601
1602        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
1603        if (mucMessage) {
1604            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
1605        }
1606
1607        if (resend) {
1608            if (packet != null && addToConversation) {
1609                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
1610                    markMessage(message, Message.STATUS_UNSEND);
1611                } else {
1612                    markMessage(message, Message.STATUS_SEND);
1613                }
1614            }
1615        } else {
1616            if (addToConversation) {
1617                conversation.add(message);
1618            }
1619            if (saveInDb) {
1620                databaseBackend.createMessage(message);
1621            } else if (message.edited()) {
1622                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
1623                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
1624                }
1625            }
1626            updateConversationUi();
1627        }
1628        if (packet != null) {
1629            if (delay) {
1630                mMessageGenerator.addDelay(packet, message.getTimeSent());
1631            }
1632            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
1633                if (this.sendChatStates()) {
1634                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
1635                }
1636            }
1637            sendMessagePacket(account, packet);
1638        }
1639    }
1640
1641    private boolean isJoinInProgress(final Conversation conversation) {
1642        final Account account = conversation.getAccount();
1643        synchronized (account.inProgressConferenceJoins) {
1644            if (conversation.getMode() == Conversational.MODE_MULTI) {
1645                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
1646                final boolean pending = account.pendingConferenceJoins.contains(conversation);
1647                final boolean inProgressJoin = inProgress || pending;
1648                if (inProgressJoin) {
1649                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
1650                }
1651                return inProgressJoin;
1652            } else {
1653                return false;
1654            }
1655        }
1656    }
1657
1658    private void sendUnsentMessages(final Conversation conversation) {
1659        conversation.findWaitingMessages(message -> resendMessage(message, true));
1660    }
1661
1662    public void resendMessage(final Message message, final boolean delay) {
1663        sendMessage(message, true, delay);
1664    }
1665
1666    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
1667        final XmppConnection connection = account.getXmppConnection();
1668        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
1669        if (jid == null) {
1670            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
1671            return;
1672        }
1673        final IqPacket request = new IqPacket(IqPacket.TYPE.SET);
1674        request.setTo(jid);
1675        final Element command = request.addChild("command", Namespace.COMMANDS);
1676        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
1677        command.setAttribute("action", "execute");
1678        sendIqPacket(account, request, (a, response) -> {
1679            if (response.getType() == IqPacket.TYPE.RESULT) {
1680                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
1681                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
1682                if (x != null) {
1683                    final Data data = Data.parse(x);
1684                    final String uri = data.getValue("uri");
1685                    final String landingUrl = data.getValue("landing-url");
1686                    if (uri != null) {
1687                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
1688                        callback.inviteRequested(invite);
1689                        return;
1690                    }
1691                }
1692                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
1693                Log.d(Config.LOGTAG, response.toString());
1694            } else if (response.getType() == IqPacket.TYPE.ERROR) {
1695                callback.inviteRequestFailed(IqParser.errorMessage(response));
1696            } else {
1697                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
1698            }
1699        });
1700
1701    }
1702
1703    public void fetchRosterFromServer(final Account account) {
1704        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1705        if (!"".equals(account.getRosterVersion())) {
1706            Log.d(Config.LOGTAG, account.getJid().asBareJid()
1707                    + ": fetching roster version " + account.getRosterVersion());
1708        } else {
1709            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
1710        }
1711        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
1712        sendIqPacket(account, iqPacket, mIqParser);
1713    }
1714
1715    public void fetchBookmarks(final Account account) {
1716        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
1717        final Element query = iqPacket.query("jabber:iq:private");
1718        query.addChild("storage", Namespace.BOOKMARKS);
1719        final OnIqPacketReceived callback = (a, response) -> {
1720            if (response.getType() == IqPacket.TYPE.RESULT) {
1721                final Element query1 = response.query();
1722                final Element storage = query1.findChild("storage", "storage:bookmarks");
1723                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
1724                processBookmarksInitial(a, bookmarks, false);
1725            } else {
1726                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
1727            }
1728        };
1729        sendIqPacket(account, iqPacket, callback);
1730    }
1731
1732    public void fetchBookmarks2(final Account account) {
1733        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
1734        sendIqPacket(account, retrieve, new OnIqPacketReceived() {
1735            @Override
1736            public void onIqPacketReceived(final Account account, final IqPacket response) {
1737                if (response.getType() == IqPacket.TYPE.RESULT) {
1738                    final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
1739                    final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, account);
1740                    processBookmarksInitial(account, bookmarks, true);
1741                }
1742            }
1743        });
1744    }
1745
1746    public void processBookmarksInitial(Account account, Map<Jid, Bookmark> bookmarks, final boolean pep) {
1747        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
1748        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1749        for (Bookmark bookmark : bookmarks.values()) {
1750            previousBookmarks.remove(bookmark.getJid().asBareJid());
1751            processModifiedBookmark(bookmark, pep, synchronizeWithBookmarks);
1752        }
1753        if (pep && synchronizeWithBookmarks) {
1754            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": " + previousBookmarks.size() + " bookmarks have been removed");
1755            for (Jid jid : previousBookmarks) {
1756                processDeletedBookmark(account, jid);
1757            }
1758        }
1759        account.setBookmarks(bookmarks);
1760    }
1761
1762    public void processDeletedBookmark(Account account, Jid jid) {
1763        final Conversation conversation = find(account, jid);
1764        if (conversation != null && conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
1765            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving destroyed conference (" + conversation.getJid() + ") after receiving pep");
1766            archiveConversation(conversation, false);
1767        }
1768    }
1769
1770    private void processModifiedBookmark(Bookmark bookmark, final boolean pep, final boolean synchronizeWithBookmarks) {
1771        final Account account = bookmark.getAccount();
1772        Conversation conversation = find(bookmark);
1773        if (conversation != null) {
1774            if (conversation.getMode() != Conversation.MODE_MULTI) {
1775                return;
1776            }
1777            bookmark.setConversation(conversation);
1778            if (pep && synchronizeWithBookmarks && !bookmark.autojoin()) {
1779                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
1780                archiveConversation(conversation, false);
1781            } else {
1782                final MucOptions mucOptions = conversation.getMucOptions();
1783                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
1784                    final String current = mucOptions.getActualNick();
1785                    final String proposed = mucOptions.getProposedNick();
1786                    if (current != null && !current.equals(proposed)) {
1787                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
1788                        joinMuc(conversation);
1789                    }
1790                }
1791            }
1792        } else if (synchronizeWithBookmarks && bookmark.autojoin()) {
1793            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
1794            bookmark.setConversation(conversation);
1795        }
1796    }
1797
1798    public void processModifiedBookmark(Bookmark bookmark) {
1799        final boolean synchronizeWithBookmarks = synchronizeWithBookmarks();
1800        processModifiedBookmark(bookmark, true, synchronizeWithBookmarks);
1801    }
1802
1803    public void createBookmark(final Account account, final Bookmark bookmark) {
1804        account.putBookmark(bookmark);
1805        final XmppConnection connection = account.getXmppConnection();
1806        if (connection.getFeatures().bookmarks2()) {
1807            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
1808            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
1809        } else if (connection.getFeatures().bookmarksConversion()) {
1810            pushBookmarksPep(account);
1811        } else {
1812            pushBookmarksPrivateXml(account);
1813        }
1814    }
1815
1816    public void deleteBookmark(final Account account, final Bookmark bookmark) {
1817        account.removeBookmark(bookmark);
1818        final XmppConnection connection = account.getXmppConnection();
1819        if (connection.getFeatures().bookmarks2()) {
1820            IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
1821            sendIqPacket(account, request, (a, response) -> {
1822                if (response.getType() == IqPacket.TYPE.ERROR) {
1823                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
1824                }
1825            });
1826        } else if (connection.getFeatures().bookmarksConversion()) {
1827            pushBookmarksPep(account);
1828        } else {
1829            pushBookmarksPrivateXml(account);
1830        }
1831    }
1832
1833    private void pushBookmarksPrivateXml(Account account) {
1834        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
1835        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
1836        Element query = iqPacket.query("jabber:iq:private");
1837        Element storage = query.addChild("storage", "storage:bookmarks");
1838        for (Bookmark bookmark : account.getBookmarks()) {
1839            storage.addChild(bookmark);
1840        }
1841        sendIqPacket(account, iqPacket, mDefaultIqHandler);
1842    }
1843
1844    private void pushBookmarksPep(Account account) {
1845        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
1846        Element storage = new Element("storage", "storage:bookmarks");
1847        for (Bookmark bookmark : account.getBookmarks()) {
1848            storage.addChild(bookmark);
1849        }
1850        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
1851
1852    }
1853
1854    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
1855        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
1856
1857    }
1858
1859    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
1860        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
1861        sendIqPacket(account, packet, (a, response) -> {
1862            if (response.getType() == IqPacket.TYPE.RESULT) {
1863                return;
1864            }
1865            if (retry && PublishOptions.preconditionNotMet(response)) {
1866                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
1867                    @Override
1868                    public void onPushSucceeded() {
1869                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
1870                    }
1871
1872                    @Override
1873                    public void onPushFailed() {
1874                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
1875                    }
1876                });
1877            } else {
1878                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing bookmarks (retry=" + retry + ") " + response);
1879            }
1880        });
1881    }
1882
1883    private void restoreFromDatabase() {
1884        synchronized (this.conversations) {
1885            final Map<String, Account> accountLookupTable = new Hashtable<>();
1886            for (Account account : this.accounts) {
1887                accountLookupTable.put(account.getUuid(), account);
1888            }
1889            Log.d(Config.LOGTAG, "restoring conversations...");
1890            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
1891            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
1892            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
1893                Conversation conversation = iterator.next();
1894                Account account = accountLookupTable.get(conversation.getAccountUuid());
1895                if (account != null) {
1896                    conversation.setAccount(account);
1897                } else {
1898                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
1899                    iterator.remove();
1900                }
1901            }
1902            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
1903            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
1904            Runnable runnable = () -> {
1905                if (DatabaseBackend.requiresMessageIndexRebuild()) {
1906                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
1907                }
1908                final long deletionDate = getAutomaticMessageDeletionDate();
1909                mLastExpiryRun.set(SystemClock.elapsedRealtime());
1910                if (deletionDate > 0) {
1911                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
1912                    databaseBackend.expireOldMessages(deletionDate);
1913                }
1914                Log.d(Config.LOGTAG, "restoring roster...");
1915                for (Account account : accounts) {
1916                    databaseBackend.readRoster(account.getRoster());
1917                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
1918                }
1919                getBitmapCache().evictAll();
1920                loadPhoneContacts();
1921                Log.d(Config.LOGTAG, "restoring messages...");
1922                final long startMessageRestore = SystemClock.elapsedRealtime();
1923                final Conversation quickLoad = QuickLoader.get(this.conversations);
1924                if (quickLoad != null) {
1925                    restoreMessages(quickLoad);
1926                    updateConversationUi();
1927                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1928                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
1929                }
1930                for (Conversation conversation : this.conversations) {
1931                    if (quickLoad != conversation) {
1932                        restoreMessages(conversation);
1933                    }
1934                }
1935                mNotificationService.finishBacklog(false);
1936                restoredFromDatabaseLatch.countDown();
1937                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
1938                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
1939                updateConversationUi();
1940            };
1941            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
1942        }
1943    }
1944
1945    private void restoreMessages(Conversation conversation) {
1946        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
1947        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
1948        conversation.findUnreadMessages(mNotificationService::pushFromBacklog);
1949    }
1950
1951    public void loadPhoneContacts() {
1952        mContactMergerExecutor.execute(() -> {
1953            Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
1954            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
1955            for (Account account : accounts) {
1956                List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
1957                for (JabberIdContact jidContact : contacts.values()) {
1958                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
1959                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
1960                    if (needsCacheClean) {
1961                        getAvatarService().clear(contact);
1962                    }
1963                    withSystemAccounts.remove(contact);
1964                }
1965                for (Contact contact : withSystemAccounts) {
1966                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
1967                    if (needsCacheClean) {
1968                        getAvatarService().clear(contact);
1969                    }
1970                }
1971            }
1972            Log.d(Config.LOGTAG, "finished merging phone contacts");
1973            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
1974            updateRosterUi();
1975            mQuickConversationsService.considerSync();
1976        });
1977    }
1978
1979
1980    public void syncRoster(final Account account) {
1981        unregisterPhoneAccounts(account);
1982        mRosterSyncTaskManager.execute(account, () -> databaseBackend.writeRoster(account.getRoster()));
1983    }
1984
1985    public List<Conversation> getConversations() {
1986        return this.conversations;
1987    }
1988
1989    private void markFileDeleted(final File file) {
1990        synchronized (FILENAMES_TO_IGNORE_DELETION) {
1991            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
1992                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
1993                return;
1994            }
1995        }
1996        final boolean isInternalFile = fileBackend.isInternalFile(file);
1997        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
1998        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
1999        markUuidsAsDeletedFiles(uuids);
2000    }
2001
2002    private void markUuidsAsDeletedFiles(List<String> uuids) {
2003        boolean deleted = false;
2004        for (Conversation conversation : getConversations()) {
2005            deleted |= conversation.markAsDeleted(uuids);
2006        }
2007        for (final String uuid : uuids) {
2008            evictPreview(uuid);
2009        }
2010        if (deleted) {
2011            updateConversationUi();
2012        }
2013    }
2014
2015    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2016        boolean changed = false;
2017        for (Conversation conversation : getConversations()) {
2018            changed |= conversation.markAsChanged(infos);
2019        }
2020        if (changed) {
2021            updateConversationUi();
2022        }
2023    }
2024
2025    public void populateWithOrderedConversations(final List<Conversation> list) {
2026        populateWithOrderedConversations(list, true, true);
2027    }
2028
2029    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2030        populateWithOrderedConversations(list, includeNoFileUpload, true);
2031    }
2032
2033    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2034        final List<String> orderedUuids;
2035        if (sort) {
2036            orderedUuids = null;
2037        } else {
2038            orderedUuids = new ArrayList<>();
2039            for (Conversation conversation : list) {
2040                orderedUuids.add(conversation.getUuid());
2041            }
2042        }
2043        list.clear();
2044        if (includeNoFileUpload) {
2045            list.addAll(getConversations());
2046        } else {
2047            for (Conversation conversation : getConversations()) {
2048                if (conversation.getMode() == Conversation.MODE_SINGLE
2049                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2050                    list.add(conversation);
2051                }
2052            }
2053        }
2054        try {
2055            if (orderedUuids != null) {
2056                Collections.sort(list, (a, b) -> {
2057                    final int indexA = orderedUuids.indexOf(a.getUuid());
2058                    final int indexB = orderedUuids.indexOf(b.getUuid());
2059                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2060                        return a.compareTo(b);
2061                    }
2062                    return indexA - indexB;
2063                });
2064            } else {
2065                Collections.sort(list);
2066            }
2067        } catch (IllegalArgumentException e) {
2068            //ignore
2069        }
2070    }
2071
2072    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2073        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback)) {
2074            return;
2075        } else if (timestamp == 0) {
2076            return;
2077        }
2078        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2079        final Runnable runnable = () -> {
2080            final Account account = conversation.getAccount();
2081            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2082            if (messages.size() > 0) {
2083                conversation.addAll(0, messages);
2084                callback.onMoreMessagesLoaded(messages.size(), conversation);
2085            } else if (conversation.hasMessagesLeftOnServer()
2086                    && account.isOnlineAndConnected()
2087                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2088                final boolean mamAvailable;
2089                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2090                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2091                } else {
2092                    mamAvailable = conversation.getMucOptions().mamSupport();
2093                }
2094                if (mamAvailable) {
2095                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2096                    if (query != null) {
2097                        query.setCallback(callback);
2098                        callback.informUser(R.string.fetching_history_from_server);
2099                    } else {
2100                        callback.informUser(R.string.not_fetching_history_retention_period);
2101                    }
2102
2103                }
2104            }
2105        };
2106        mDatabaseReaderExecutor.execute(runnable);
2107    }
2108
2109    public List<Account> getAccounts() {
2110        return this.accounts;
2111    }
2112
2113
2114    /**
2115     * 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)
2116     */
2117    public List<Conversation> findAllConferencesWith(Contact contact) {
2118        final ArrayList<Conversation> results = new ArrayList<>();
2119        for (final Conversation c : conversations) {
2120            if (c.getMode() != Conversation.MODE_MULTI) {
2121                continue;
2122            }
2123            final MucOptions mucOptions = c.getMucOptions();
2124            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2125                results.add(c);
2126            }
2127        }
2128        return results;
2129    }
2130
2131    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2132        for (final Conversation conversation : haystack) {
2133            if (conversation.getContact() == contact) {
2134                return conversation;
2135            }
2136        }
2137        return null;
2138    }
2139
2140    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2141        if (jid == null) {
2142            return null;
2143        }
2144        for (final Conversation conversation : haystack) {
2145            if ((account == null || conversation.getAccount() == account)
2146                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2147                return conversation;
2148            }
2149        }
2150        return null;
2151    }
2152
2153    public boolean isConversationsListEmpty(final Conversation ignore) {
2154        synchronized (this.conversations) {
2155            final int size = this.conversations.size();
2156            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2157        }
2158    }
2159
2160    public boolean isConversationStillOpen(final Conversation conversation) {
2161        synchronized (this.conversations) {
2162            for (Conversation current : this.conversations) {
2163                if (current == conversation) {
2164                    return true;
2165                }
2166            }
2167        }
2168        return false;
2169    }
2170
2171    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2172        return this.findOrCreateConversation(account, jid, muc, false, async);
2173    }
2174
2175    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2176        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async);
2177    }
2178
2179    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2180        synchronized (this.conversations) {
2181            Conversation conversation = find(account, jid);
2182            if (conversation != null) {
2183                return conversation;
2184            }
2185            conversation = databaseBackend.findConversation(account, jid);
2186            final boolean loadMessagesFromDb;
2187            if (conversation != null) {
2188                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2189                conversation.setAccount(account);
2190                if (muc) {
2191                    conversation.setMode(Conversation.MODE_MULTI);
2192                    conversation.setContactJid(jid);
2193                } else {
2194                    conversation.setMode(Conversation.MODE_SINGLE);
2195                    conversation.setContactJid(jid.asBareJid());
2196                }
2197                databaseBackend.updateConversation(conversation);
2198                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2199            } else {
2200                String conversationName;
2201                Contact contact = account.getRoster().getContact(jid);
2202                if (contact != null) {
2203                    conversationName = contact.getDisplayName();
2204                } else {
2205                    conversationName = jid.getLocal();
2206                }
2207                if (muc) {
2208                    conversation = new Conversation(conversationName, account, jid,
2209                            Conversation.MODE_MULTI);
2210                } else {
2211                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2212                            Conversation.MODE_SINGLE);
2213                }
2214                this.databaseBackend.createConversation(conversation);
2215                loadMessagesFromDb = false;
2216            }
2217            final Conversation c = conversation;
2218            final Runnable runnable = () -> {
2219                if (loadMessagesFromDb) {
2220                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2221                    updateConversationUi();
2222                    c.messagesLoaded.set(true);
2223                }
2224                if (account.getXmppConnection() != null
2225                        && !c.getContact().isBlocked()
2226                        && account.getXmppConnection().getFeatures().mam()
2227                        && !muc) {
2228                    if (query == null) {
2229                        mMessageArchiveService.query(c);
2230                    } else {
2231                        if (query.getConversation() == null) {
2232                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2233                        }
2234                    }
2235                }
2236                if (joinAfterCreate) {
2237                    joinMuc(c);
2238                }
2239            };
2240            if (async) {
2241                mDatabaseReaderExecutor.execute(runnable);
2242            } else {
2243                runnable.run();
2244            }
2245            this.conversations.add(conversation);
2246            updateConversationUi();
2247            return conversation;
2248        }
2249    }
2250
2251    public void archiveConversation(Conversation conversation) {
2252        archiveConversation(conversation, true);
2253    }
2254
2255    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2256        getNotificationService().clear(conversation);
2257        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2258        conversation.setNextMessage(null);
2259        synchronized (this.conversations) {
2260            getMessageArchiveService().kill(conversation);
2261            if (conversation.getMode() == Conversation.MODE_MULTI) {
2262                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2263                    final Bookmark bookmark = conversation.getBookmark();
2264                    if (maySynchronizeWithBookmarks && bookmark != null && synchronizeWithBookmarks()) {
2265                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2266                            Account account = bookmark.getAccount();
2267                            bookmark.setConversation(null);
2268                            deleteBookmark(account, bookmark);
2269                        } else if (bookmark.autojoin()) {
2270                            bookmark.setAutojoin(false);
2271                            createBookmark(bookmark.getAccount(), bookmark);
2272                        }
2273                    }
2274                }
2275                leaveMuc(conversation);
2276            } else {
2277                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2278                    stopPresenceUpdatesTo(conversation.getContact());
2279                }
2280            }
2281            updateConversation(conversation);
2282            this.conversations.remove(conversation);
2283            updateConversationUi();
2284        }
2285    }
2286
2287    public void stopPresenceUpdatesTo(Contact contact) {
2288        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
2289        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
2290        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
2291    }
2292
2293    public void createAccount(final Account account) {
2294        account.initAccountServices(this);
2295        databaseBackend.createAccount(account);
2296        this.accounts.add(account);
2297        this.reconnectAccountInBackground(account);
2298        updateAccountUi();
2299        syncEnabledAccountSetting();
2300        toggleForegroundService();
2301    }
2302
2303    private void syncEnabledAccountSetting() {
2304        final boolean hasEnabledAccounts = hasEnabledAccounts();
2305        getPreferences().edit().putBoolean(EventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
2306        toggleSetProfilePictureActivity(hasEnabledAccounts);
2307    }
2308
2309    private void toggleSetProfilePictureActivity(final boolean enabled) {
2310        try {
2311            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
2312            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
2313            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
2314        } catch (IllegalStateException e) {
2315            Log.d(Config.LOGTAG, "unable to toggle profile picture actvitiy");
2316        }
2317    }
2318
2319    private void provisionAccount(final String address, final String password) {
2320        final Jid jid = Jid.ofEscaped(address);
2321        final Account account = new Account(jid, password);
2322        account.setOption(Account.OPTION_DISABLED, true);
2323        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
2324        createAccount(account);
2325    }
2326
2327    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
2328        new Thread(() -> {
2329            try {
2330                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
2331                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
2332                if (cert == null) {
2333                    callback.informUser(R.string.unable_to_parse_certificate);
2334                    return;
2335                }
2336                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
2337                if (info == null) {
2338                    callback.informUser(R.string.certificate_does_not_contain_jid);
2339                    return;
2340                }
2341                if (findAccountByJid(info.first) == null) {
2342                    final Account account = new Account(info.first, "");
2343                    account.setPrivateKeyAlias(alias);
2344                    account.setOption(Account.OPTION_DISABLED, true);
2345                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
2346                    account.setDisplayName(info.second);
2347                    createAccount(account);
2348                    callback.onAccountCreated(account);
2349                    if (Config.X509_VERIFICATION) {
2350                        try {
2351                            getMemorizingTrustManager().getNonInteractive(account.getServer()).checkClientTrusted(chain, "RSA");
2352                        } catch (CertificateException e) {
2353                            callback.informUser(R.string.certificate_chain_is_not_trusted);
2354                        }
2355                    }
2356                } else {
2357                    callback.informUser(R.string.account_already_exists);
2358                }
2359            } catch (Exception e) {
2360                callback.informUser(R.string.unable_to_parse_certificate);
2361            }
2362        }).start();
2363
2364    }
2365
2366    public void updateKeyInAccount(final Account account, final String alias) {
2367        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
2368        try {
2369            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
2370            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
2371            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
2372            if (info == null) {
2373                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
2374                return;
2375            }
2376            if (account.getJid().asBareJid().equals(info.first)) {
2377                account.setPrivateKeyAlias(alias);
2378                account.setDisplayName(info.second);
2379                databaseBackend.updateAccount(account);
2380                if (Config.X509_VERIFICATION) {
2381                    try {
2382                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
2383                    } catch (CertificateException e) {
2384                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
2385                    }
2386                    account.getAxolotlService().regenerateKeys(true);
2387                }
2388            } else {
2389                showErrorToastInUi(R.string.jid_does_not_match_certificate);
2390            }
2391        } catch (Exception e) {
2392            e.printStackTrace();
2393        }
2394    }
2395
2396    public boolean updateAccount(final Account account) {
2397        if (databaseBackend.updateAccount(account)) {
2398            account.setShowErrorNotification(true);
2399            this.statusListener.onStatusChanged(account);
2400            databaseBackend.updateAccount(account);
2401            reconnectAccountInBackground(account);
2402            updateAccountUi();
2403            getNotificationService().updateErrorNotification();
2404            toggleForegroundService();
2405            syncEnabledAccountSetting();
2406            mChannelDiscoveryService.cleanCache();
2407            return true;
2408        } else {
2409            return false;
2410        }
2411    }
2412
2413    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
2414        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
2415        sendIqPacket(account, iq, (a, packet) -> {
2416            if (packet.getType() == IqPacket.TYPE.RESULT) {
2417                a.setPassword(newPassword);
2418                a.setOption(Account.OPTION_MAGIC_CREATE, false);
2419                databaseBackend.updateAccount(a);
2420                callback.onPasswordChangeSucceeded();
2421            } else {
2422                callback.onPasswordChangeFailed();
2423            }
2424        });
2425    }
2426
2427    public void deleteAccount(final Account account) {
2428        final boolean connected = account.getStatus() == Account.State.ONLINE;
2429        synchronized (this.conversations) {
2430            if (connected) {
2431                account.getAxolotlService().deleteOmemoIdentity();
2432            }
2433            for (final Conversation conversation : conversations) {
2434                if (conversation.getAccount() == account) {
2435                    if (conversation.getMode() == Conversation.MODE_MULTI) {
2436                        if (connected) {
2437                            leaveMuc(conversation);
2438                        }
2439                    }
2440                    conversations.remove(conversation);
2441                    mNotificationService.clear(conversation);
2442                }
2443            }
2444            if (account.getXmppConnection() != null) {
2445                new Thread(() -> disconnect(account, !connected)).start();
2446            }
2447            final Runnable runnable = () -> {
2448                if (!databaseBackend.deleteAccount(account)) {
2449                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
2450                }
2451            };
2452            mDatabaseWriterExecutor.execute(runnable);
2453            this.accounts.remove(account);
2454            this.mRosterSyncTaskManager.clear(account);
2455            updateAccountUi();
2456            mNotificationService.updateErrorNotification();
2457            syncEnabledAccountSetting();
2458            toggleForegroundService();
2459        }
2460    }
2461
2462    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
2463        final boolean remainingListeners;
2464        synchronized (LISTENER_LOCK) {
2465            remainingListeners = checkListeners();
2466            if (!this.mOnConversationUpdates.add(listener)) {
2467                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
2468            }
2469            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2470        }
2471        if (remainingListeners) {
2472            switchToForeground();
2473        }
2474    }
2475
2476    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
2477        final boolean remainingListeners;
2478        synchronized (LISTENER_LOCK) {
2479            this.mOnConversationUpdates.remove(listener);
2480            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
2481            remainingListeners = checkListeners();
2482        }
2483        if (remainingListeners) {
2484            switchToBackground();
2485        }
2486    }
2487
2488    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
2489        final boolean remainingListeners;
2490        synchronized (LISTENER_LOCK) {
2491            remainingListeners = checkListeners();
2492            if (!this.mOnShowErrorToasts.add(listener)) {
2493                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
2494            }
2495        }
2496        if (remainingListeners) {
2497            switchToForeground();
2498        }
2499    }
2500
2501    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
2502        final boolean remainingListeners;
2503        synchronized (LISTENER_LOCK) {
2504            this.mOnShowErrorToasts.remove(onShowErrorToast);
2505            remainingListeners = checkListeners();
2506        }
2507        if (remainingListeners) {
2508            switchToBackground();
2509        }
2510    }
2511
2512    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
2513        final boolean remainingListeners;
2514        synchronized (LISTENER_LOCK) {
2515            remainingListeners = checkListeners();
2516            if (!this.mOnAccountUpdates.add(listener)) {
2517                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
2518            }
2519        }
2520        if (remainingListeners) {
2521            switchToForeground();
2522        }
2523    }
2524
2525    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
2526        final boolean remainingListeners;
2527        synchronized (LISTENER_LOCK) {
2528            this.mOnAccountUpdates.remove(listener);
2529            remainingListeners = checkListeners();
2530        }
2531        if (remainingListeners) {
2532            switchToBackground();
2533        }
2534    }
2535
2536    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2537        final boolean remainingListeners;
2538        synchronized (LISTENER_LOCK) {
2539            remainingListeners = checkListeners();
2540            if (!this.mOnCaptchaRequested.add(listener)) {
2541                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
2542            }
2543        }
2544        if (remainingListeners) {
2545            switchToForeground();
2546        }
2547    }
2548
2549    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
2550        final boolean remainingListeners;
2551        synchronized (LISTENER_LOCK) {
2552            this.mOnCaptchaRequested.remove(listener);
2553            remainingListeners = checkListeners();
2554        }
2555        if (remainingListeners) {
2556            switchToBackground();
2557        }
2558    }
2559
2560    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
2561        final boolean remainingListeners;
2562        synchronized (LISTENER_LOCK) {
2563            remainingListeners = checkListeners();
2564            if (!this.mOnRosterUpdates.add(listener)) {
2565                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
2566            }
2567        }
2568        if (remainingListeners) {
2569            switchToForeground();
2570        }
2571    }
2572
2573    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
2574        final boolean remainingListeners;
2575        synchronized (LISTENER_LOCK) {
2576            this.mOnRosterUpdates.remove(listener);
2577            remainingListeners = checkListeners();
2578        }
2579        if (remainingListeners) {
2580            switchToBackground();
2581        }
2582    }
2583
2584    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2585        final boolean remainingListeners;
2586        synchronized (LISTENER_LOCK) {
2587            remainingListeners = checkListeners();
2588            if (!this.mOnUpdateBlocklist.add(listener)) {
2589                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
2590            }
2591        }
2592        if (remainingListeners) {
2593            switchToForeground();
2594        }
2595    }
2596
2597    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
2598        final boolean remainingListeners;
2599        synchronized (LISTENER_LOCK) {
2600            this.mOnUpdateBlocklist.remove(listener);
2601            remainingListeners = checkListeners();
2602        }
2603        if (remainingListeners) {
2604            switchToBackground();
2605        }
2606    }
2607
2608    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
2609        final boolean remainingListeners;
2610        synchronized (LISTENER_LOCK) {
2611            remainingListeners = checkListeners();
2612            if (!this.mOnKeyStatusUpdated.add(listener)) {
2613                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
2614            }
2615        }
2616        if (remainingListeners) {
2617            switchToForeground();
2618        }
2619    }
2620
2621    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
2622        final boolean remainingListeners;
2623        synchronized (LISTENER_LOCK) {
2624            this.mOnKeyStatusUpdated.remove(listener);
2625            remainingListeners = checkListeners();
2626        }
2627        if (remainingListeners) {
2628            switchToBackground();
2629        }
2630    }
2631
2632    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2633        final boolean remainingListeners;
2634        synchronized (LISTENER_LOCK) {
2635            remainingListeners = checkListeners();
2636            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
2637                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
2638            }
2639        }
2640        if (remainingListeners) {
2641            switchToForeground();
2642        }
2643    }
2644
2645    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
2646        final boolean remainingListeners;
2647        synchronized (LISTENER_LOCK) {
2648            this.onJingleRtpConnectionUpdate.remove(listener);
2649            remainingListeners = checkListeners();
2650        }
2651        if (remainingListeners) {
2652            switchToBackground();
2653        }
2654    }
2655
2656    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
2657        final boolean remainingListeners;
2658        synchronized (LISTENER_LOCK) {
2659            remainingListeners = checkListeners();
2660            if (!this.mOnMucRosterUpdate.add(listener)) {
2661                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
2662            }
2663        }
2664        if (remainingListeners) {
2665            switchToForeground();
2666        }
2667    }
2668
2669    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
2670        final boolean remainingListeners;
2671        synchronized (LISTENER_LOCK) {
2672            this.mOnMucRosterUpdate.remove(listener);
2673            remainingListeners = checkListeners();
2674        }
2675        if (remainingListeners) {
2676            switchToBackground();
2677        }
2678    }
2679
2680    public boolean checkListeners() {
2681        return (this.mOnAccountUpdates.size() == 0
2682                && this.mOnConversationUpdates.size() == 0
2683                && this.mOnRosterUpdates.size() == 0
2684                && this.mOnCaptchaRequested.size() == 0
2685                && this.mOnMucRosterUpdate.size() == 0
2686                && this.mOnUpdateBlocklist.size() == 0
2687                && this.mOnShowErrorToasts.size() == 0
2688                && this.onJingleRtpConnectionUpdate.size() == 0
2689                && this.mOnKeyStatusUpdated.size() == 0);
2690    }
2691
2692    private void switchToForeground() {
2693        final boolean broadcastLastActivity = broadcastLastActivity();
2694        for (Conversation conversation : getConversations()) {
2695            if (conversation.getMode() == Conversation.MODE_MULTI) {
2696                conversation.getMucOptions().resetChatState();
2697            } else {
2698                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
2699            }
2700        }
2701        for (Account account : getAccounts()) {
2702            if (account.getStatus() == Account.State.ONLINE) {
2703                account.deactivateGracePeriod();
2704                final XmppConnection connection = account.getXmppConnection();
2705                if (connection != null) {
2706                    if (connection.getFeatures().csi()) {
2707                        connection.sendActive();
2708                    }
2709                    if (broadcastLastActivity) {
2710                        sendPresence(account, false); //send new presence but don't include idle because we are not
2711                    }
2712                }
2713            }
2714        }
2715        Log.d(Config.LOGTAG, "app switched into foreground");
2716    }
2717
2718    private void switchToBackground() {
2719        final boolean broadcastLastActivity = broadcastLastActivity();
2720        if (broadcastLastActivity) {
2721            mLastActivity = System.currentTimeMillis();
2722            final SharedPreferences.Editor editor = getPreferences().edit();
2723            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
2724            editor.apply();
2725        }
2726        for (Account account : getAccounts()) {
2727            if (account.getStatus() == Account.State.ONLINE) {
2728                XmppConnection connection = account.getXmppConnection();
2729                if (connection != null) {
2730                    if (broadcastLastActivity) {
2731                        sendPresence(account, true);
2732                    }
2733                    if (connection.getFeatures().csi()) {
2734                        connection.sendInactive();
2735                    }
2736                }
2737            }
2738        }
2739        this.mNotificationService.setIsInForeground(false);
2740        Log.d(Config.LOGTAG, "app switched into background");
2741    }
2742
2743    private void connectMultiModeConversations(Account account) {
2744        List<Conversation> conversations = getConversations();
2745        for (Conversation conversation : conversations) {
2746            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
2747                joinMuc(conversation);
2748            }
2749        }
2750    }
2751
2752    public void mucSelfPingAndRejoin(final Conversation conversation) {
2753        final Account account = conversation.getAccount();
2754        synchronized (account.inProgressConferenceJoins) {
2755            if (account.inProgressConferenceJoins.contains(conversation)) {
2756                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
2757                return;
2758            }
2759        }
2760        synchronized (account.inProgressConferencePings) {
2761            if (!account.inProgressConferencePings.add(conversation)) {
2762                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
2763                return;
2764            }
2765        }
2766        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
2767        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
2768        ping.setTo(self);
2769        ping.addChild("ping", Namespace.PING);
2770        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
2771            if (response.getType() == IqPacket.TYPE.ERROR) {
2772                Element error = response.findChild("error");
2773                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
2774                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
2775                } else {
2776                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
2777                    joinMuc(conversation);
2778                }
2779            } else if (response.getType() == IqPacket.TYPE.RESULT) {
2780                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
2781            }
2782            synchronized (account.inProgressConferencePings) {
2783                account.inProgressConferencePings.remove(conversation);
2784            }
2785        });
2786    }
2787
2788    public void joinMuc(Conversation conversation) {
2789        joinMuc(conversation, null, false);
2790    }
2791
2792    public void joinMuc(Conversation conversation, boolean followedInvite) {
2793        joinMuc(conversation, null, followedInvite);
2794    }
2795
2796    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
2797        joinMuc(conversation, onConferenceJoined, false);
2798    }
2799
2800    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
2801        final Account account = conversation.getAccount();
2802        synchronized (account.pendingConferenceJoins) {
2803            account.pendingConferenceJoins.remove(conversation);
2804        }
2805        synchronized (account.pendingConferenceLeaves) {
2806            account.pendingConferenceLeaves.remove(conversation);
2807        }
2808        if (account.getStatus() == Account.State.ONLINE) {
2809            synchronized (account.inProgressConferenceJoins) {
2810                account.inProgressConferenceJoins.add(conversation);
2811            }
2812            if (Config.MUC_LEAVE_BEFORE_JOIN) {
2813                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
2814            }
2815            conversation.resetMucOptions();
2816            if (onConferenceJoined != null) {
2817                conversation.getMucOptions().flagNoAutoPushConfiguration();
2818            }
2819            conversation.setHasMessagesLeftOnServer(false);
2820            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
2821
2822                private void join(Conversation conversation) {
2823                    Account account = conversation.getAccount();
2824                    final MucOptions mucOptions = conversation.getMucOptions();
2825
2826                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
2827                        synchronized (account.inProgressConferenceJoins) {
2828                            account.inProgressConferenceJoins.remove(conversation);
2829                        }
2830                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
2831                        updateConversationUi();
2832                        if (onConferenceJoined != null) {
2833                            onConferenceJoined.onConferenceJoined(conversation);
2834                        }
2835                        return;
2836                    }
2837
2838                    final Jid joinJid = mucOptions.getSelf().getFullJid();
2839                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
2840                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null);
2841                    packet.setTo(joinJid);
2842                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
2843                    if (conversation.getMucOptions().getPassword() != null) {
2844                        x.addChild("password").setContent(mucOptions.getPassword());
2845                    }
2846
2847                    if (mucOptions.mamSupport()) {
2848                        // Use MAM instead of the limited muc history to get history
2849                        x.addChild("history").setAttribute("maxchars", "0");
2850                    } else {
2851                        // Fallback to muc history
2852                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
2853                    }
2854                    sendPresencePacket(account, packet);
2855                    if (onConferenceJoined != null) {
2856                        onConferenceJoined.onConferenceJoined(conversation);
2857                    }
2858                    if (!joinJid.equals(conversation.getJid())) {
2859                        conversation.setContactJid(joinJid);
2860                        databaseBackend.updateConversation(conversation);
2861                    }
2862
2863                    if (mucOptions.mamSupport()) {
2864                        getMessageArchiveService().catchupMUC(conversation);
2865                    }
2866                    if (mucOptions.isPrivateAndNonAnonymous()) {
2867                        fetchConferenceMembers(conversation);
2868
2869                        if (followedInvite) {
2870                            final Bookmark bookmark = conversation.getBookmark();
2871                            if (bookmark != null) {
2872                                if (!bookmark.autojoin()) {
2873                                    bookmark.setAutojoin(true);
2874                                    createBookmark(account, bookmark);
2875                                }
2876                            } else {
2877                                saveConversationAsBookmark(conversation, null);
2878                            }
2879                        }
2880                    }
2881                    synchronized (account.inProgressConferenceJoins) {
2882                        account.inProgressConferenceJoins.remove(conversation);
2883                        sendUnsentMessages(conversation);
2884                    }
2885                }
2886
2887                @Override
2888                public void onConferenceConfigurationFetched(Conversation conversation) {
2889                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2890                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2891                        return;
2892                    }
2893                    join(conversation);
2894                }
2895
2896                @Override
2897                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
2898                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2899                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
2900                        return;
2901                    }
2902                    if ("remote-server-not-found".equals(errorCondition)) {
2903                        synchronized (account.inProgressConferenceJoins) {
2904                            account.inProgressConferenceJoins.remove(conversation);
2905                        }
2906                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
2907                        updateConversationUi();
2908                    } else {
2909                        join(conversation);
2910                        fetchConferenceConfiguration(conversation);
2911                    }
2912                }
2913            });
2914            updateConversationUi();
2915        } else {
2916            synchronized (account.pendingConferenceJoins) {
2917                account.pendingConferenceJoins.add(conversation);
2918            }
2919            conversation.resetMucOptions();
2920            conversation.setHasMessagesLeftOnServer(false);
2921            updateConversationUi();
2922        }
2923    }
2924
2925    private void fetchConferenceMembers(final Conversation conversation) {
2926        final Account account = conversation.getAccount();
2927        final AxolotlService axolotlService = account.getAxolotlService();
2928        final String[] affiliations = {"member", "admin", "owner"};
2929        OnIqPacketReceived callback = new OnIqPacketReceived() {
2930
2931            private int i = 0;
2932            private boolean success = true;
2933
2934            @Override
2935            public void onIqPacketReceived(Account account, IqPacket packet) {
2936                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
2937                Element query = packet.query("http://jabber.org/protocol/muc#admin");
2938                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
2939                    for (Element child : query.getChildren()) {
2940                        if ("item".equals(child.getName())) {
2941                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
2942                            if (!user.realJidMatchesAccount()) {
2943                                boolean isNew = conversation.getMucOptions().updateUser(user);
2944                                Contact contact = user.getContact();
2945                                if (omemoEnabled
2946                                        && isNew
2947                                        && user.getRealJid() != null
2948                                        && (contact == null || !contact.mutualPresenceSubscription())
2949                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
2950                                    axolotlService.fetchDeviceIds(user.getRealJid());
2951                                }
2952                            }
2953                        }
2954                    }
2955                } else {
2956                    success = false;
2957                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations[i] + " in " + conversation.getJid().asBareJid());
2958                }
2959                ++i;
2960                if (i >= affiliations.length) {
2961                    List<Jid> members = conversation.getMucOptions().getMembers(true);
2962                    if (success) {
2963                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
2964                        boolean changed = false;
2965                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
2966                            Jid jid = iterator.next();
2967                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
2968                                iterator.remove();
2969                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
2970                                changed = true;
2971                            }
2972                        }
2973                        if (changed) {
2974                            conversation.setAcceptedCryptoTargets(cryptoTargets);
2975                            updateConversation(conversation);
2976                        }
2977                    }
2978                    getAvatarService().clear(conversation);
2979                    updateMucRosterUi();
2980                    updateConversationUi();
2981                }
2982            }
2983        };
2984        for (String affiliation : affiliations) {
2985            sendIqPacket(account, mIqGenerator.queryAffiliation(conversation, affiliation), callback);
2986        }
2987        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
2988    }
2989
2990    public void providePasswordForMuc(Conversation conversation, String password) {
2991        if (conversation.getMode() == Conversation.MODE_MULTI) {
2992            conversation.getMucOptions().setPassword(password);
2993            if (conversation.getBookmark() != null) {
2994                final Bookmark bookmark = conversation.getBookmark();
2995                if (synchronizeWithBookmarks()) {
2996                    bookmark.setAutojoin(true);
2997                }
2998                createBookmark(conversation.getAccount(), bookmark);
2999            }
3000            updateConversation(conversation);
3001            joinMuc(conversation);
3002        }
3003    }
3004
3005    private boolean hasEnabledAccounts() {
3006        if (this.accounts == null) {
3007            return false;
3008        }
3009        for (Account account : this.accounts) {
3010            if (account.isEnabled()) {
3011                return true;
3012            }
3013        }
3014        return false;
3015    }
3016
3017
3018    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3019        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3020    }
3021
3022    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3023        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3024    }
3025
3026
3027    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3028        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3029    }
3030
3031    public void persistSelfNick(MucOptions.User self) {
3032        final Conversation conversation = self.getConversation();
3033        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3034        Jid full = self.getFullJid();
3035        if (!full.equals(conversation.getJid())) {
3036            Log.d(Config.LOGTAG, "nick changed. updating");
3037            conversation.setContactJid(full);
3038            databaseBackend.updateConversation(conversation);
3039        }
3040
3041        final Bookmark bookmark = conversation.getBookmark();
3042        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3043        if (bookmark != null && (tookProposedNickFromBookmark || TextUtils.isEmpty(bookmarkedNick)) && !full.getResource().equals(bookmarkedNick)) {
3044            final Account account = conversation.getAccount();
3045            final String defaultNick = MucOptions.defaultNick(account);
3046            if (TextUtils.isEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3047                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": do not overwrite empty bookmark nick with default nick for " + conversation.getJid().asBareJid());
3048                return;
3049            }
3050            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + full.getResource() + "' into bookmark for " + conversation.getJid().asBareJid());
3051            bookmark.setNick(full.getResource());
3052            createBookmark(bookmark.getAccount(), bookmark);
3053        }
3054    }
3055
3056    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3057        final MucOptions options = conversation.getMucOptions();
3058        final Jid joinJid = options.createJoinJid(nick);
3059        if (joinJid == null) {
3060            return false;
3061        }
3062        if (options.online()) {
3063            Account account = conversation.getAccount();
3064            options.setOnRenameListener(new OnRenameListener() {
3065
3066                @Override
3067                public void onSuccess() {
3068                    callback.success(conversation);
3069                }
3070
3071                @Override
3072                public void onFailure() {
3073                    callback.error(R.string.nick_in_use, conversation);
3074                }
3075            });
3076
3077            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous());
3078            packet.setTo(joinJid);
3079            sendPresencePacket(account, packet);
3080        } else {
3081            conversation.setContactJid(joinJid);
3082            databaseBackend.updateConversation(conversation);
3083            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3084                Bookmark bookmark = conversation.getBookmark();
3085                if (bookmark != null) {
3086                    bookmark.setNick(nick);
3087                    createBookmark(bookmark.getAccount(), bookmark);
3088                }
3089                joinMuc(conversation);
3090            }
3091        }
3092        return true;
3093    }
3094
3095    public void leaveMuc(Conversation conversation) {
3096        leaveMuc(conversation, false);
3097    }
3098
3099    private void leaveMuc(Conversation conversation, boolean now) {
3100        final Account account = conversation.getAccount();
3101        synchronized (account.pendingConferenceJoins) {
3102            account.pendingConferenceJoins.remove(conversation);
3103        }
3104        synchronized (account.pendingConferenceLeaves) {
3105            account.pendingConferenceLeaves.remove(conversation);
3106        }
3107        if (account.getStatus() == Account.State.ONLINE || now) {
3108            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3109            conversation.getMucOptions().setOffline();
3110            Bookmark bookmark = conversation.getBookmark();
3111            if (bookmark != null) {
3112                bookmark.setConversation(null);
3113            }
3114            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3115        } else {
3116            synchronized (account.pendingConferenceLeaves) {
3117                account.pendingConferenceLeaves.add(conversation);
3118            }
3119        }
3120    }
3121
3122    public String findConferenceServer(final Account account) {
3123        String server;
3124        if (account.getXmppConnection() != null) {
3125            server = account.getXmppConnection().getMucServer();
3126            if (server != null) {
3127                return server;
3128            }
3129        }
3130        for (Account other : getAccounts()) {
3131            if (other != account && other.getXmppConnection() != null) {
3132                server = other.getXmppConnection().getMucServer();
3133                if (server != null) {
3134                    return server;
3135                }
3136            }
3137        }
3138        return null;
3139    }
3140
3141
3142    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3143        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3144            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3145            if (!TextUtils.isEmpty(name)) {
3146                configuration.putString("muc#roomconfig_roomname", name);
3147            }
3148            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3149                @Override
3150                public void onPushSucceeded() {
3151                    saveConversationAsBookmark(conversation, name);
3152                    callback.success(conversation);
3153                }
3154
3155                @Override
3156                public void onPushFailed() {
3157                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
3158                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
3159                    } else {
3160                        callback.error(R.string.joined_an_existing_channel, conversation);
3161                    }
3162                }
3163            });
3164        });
3165    }
3166
3167    public boolean createAdhocConference(final Account account,
3168                                         final String name,
3169                                         final Iterable<Jid> jids,
3170                                         final UiCallback<Conversation> callback) {
3171        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
3172        if (account.getStatus() == Account.State.ONLINE) {
3173            try {
3174                String server = findConferenceServer(account);
3175                if (server == null) {
3176                    if (callback != null) {
3177                        callback.error(R.string.no_conference_server_found, null);
3178                    }
3179                    return false;
3180                }
3181                final Jid jid = Jid.of(CryptoHelper.pronounceable(getRNG()), server, null);
3182                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
3183                joinMuc(conversation, new OnConferenceJoined() {
3184                    @Override
3185                    public void onConferenceJoined(final Conversation conversation) {
3186                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
3187                        if (!TextUtils.isEmpty(name)) {
3188                            configuration.putString("muc#roomconfig_roomname", name);
3189                        }
3190                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3191                            @Override
3192                            public void onPushSucceeded() {
3193                                for (Jid invite : jids) {
3194                                    invite(conversation, invite);
3195                                }
3196                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
3197                                    Jid other = account.getJid().withResource(resource);
3198                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
3199                                    directInvite(conversation, other);
3200                                }
3201                                saveConversationAsBookmark(conversation, name);
3202                                if (callback != null) {
3203                                    callback.success(conversation);
3204                                }
3205                            }
3206
3207                            @Override
3208                            public void onPushFailed() {
3209                                archiveConversation(conversation);
3210                                if (callback != null) {
3211                                    callback.error(R.string.conference_creation_failed, conversation);
3212                                }
3213                            }
3214                        });
3215                    }
3216                });
3217                return true;
3218            } catch (IllegalArgumentException e) {
3219                if (callback != null) {
3220                    callback.error(R.string.conference_creation_failed, null);
3221                }
3222                return false;
3223            }
3224        } else {
3225            if (callback != null) {
3226                callback.error(R.string.not_connected_try_again, null);
3227            }
3228            return false;
3229        }
3230    }
3231
3232    public void fetchConferenceConfiguration(final Conversation conversation) {
3233        fetchConferenceConfiguration(conversation, null);
3234    }
3235
3236    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
3237        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
3238        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3239            @Override
3240            public void onIqPacketReceived(Account account, IqPacket packet) {
3241                if (packet.getType() == IqPacket.TYPE.RESULT) {
3242                    final MucOptions mucOptions = conversation.getMucOptions();
3243                    final Bookmark bookmark = conversation.getBookmark();
3244                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
3245
3246                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
3247                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
3248                        updateConversation(conversation);
3249                    }
3250
3251                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
3252                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
3253                            createBookmark(account, bookmark);
3254                        }
3255                    }
3256
3257
3258                    if (callback != null) {
3259                        callback.onConferenceConfigurationFetched(conversation);
3260                    }
3261
3262
3263                    updateConversationUi();
3264                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
3265                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
3266                } else {
3267                    if (callback != null) {
3268                        callback.onFetchFailed(conversation, packet.getErrorCondition());
3269                    }
3270                }
3271            }
3272        });
3273    }
3274
3275    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
3276        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
3277    }
3278
3279    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
3280        Log.d(Config.LOGTAG, "pushing node configuration");
3281        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
3282            @Override
3283            public void onIqPacketReceived(Account account, IqPacket packet) {
3284                if (packet.getType() == IqPacket.TYPE.RESULT) {
3285                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
3286                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
3287                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
3288                    if (x != null) {
3289                        Data data = Data.parse(x);
3290                        data.submit(options);
3291                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
3292                            @Override
3293                            public void onIqPacketReceived(Account account, IqPacket packet) {
3294                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
3295                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
3296                                    callback.onPushSucceeded();
3297                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3298                                    callback.onPushFailed();
3299                                }
3300                            }
3301                        });
3302                    } else if (callback != null) {
3303                        callback.onPushFailed();
3304                    }
3305                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
3306                    callback.onPushFailed();
3307                }
3308            }
3309        });
3310    }
3311
3312    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
3313        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
3314            conversation.setAttribute("accept_non_anonymous", true);
3315            updateConversation(conversation);
3316        }
3317        if (options.containsKey("muc#roomconfig_moderatedroom")) {
3318            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
3319            options.putString("members_by_default", moderated ? "0" : "1");
3320        }
3321        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
3322        request.setTo(conversation.getJid().asBareJid());
3323        request.query("http://jabber.org/protocol/muc#owner");
3324        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3325            @Override
3326            public void onIqPacketReceived(Account account, IqPacket packet) {
3327                if (packet.getType() == IqPacket.TYPE.RESULT) {
3328                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
3329                    data.submit(options);
3330                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
3331                    set.setTo(conversation.getJid().asBareJid());
3332                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
3333                    sendIqPacket(account, set, new OnIqPacketReceived() {
3334                        @Override
3335                        public void onIqPacketReceived(Account account, IqPacket packet) {
3336                            if (callback != null) {
3337                                if (packet.getType() == IqPacket.TYPE.RESULT) {
3338                                    callback.onPushSucceeded();
3339                                } else {
3340                                    callback.onPushFailed();
3341                                }
3342                            }
3343                        }
3344                    });
3345                } else {
3346                    if (callback != null) {
3347                        callback.onPushFailed();
3348                    }
3349                }
3350            }
3351        });
3352    }
3353
3354    public void pushSubjectToConference(final Conversation conference, final String subject) {
3355        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
3356        this.sendMessagePacket(conference.getAccount(), packet);
3357    }
3358
3359    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
3360        final Jid jid = user.asBareJid();
3361        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
3362        sendIqPacket(conference.getAccount(), request, (account, response) -> {
3363            if (response.getType() == IqPacket.TYPE.RESULT) {
3364                conference.getMucOptions().changeAffiliation(jid, affiliation);
3365                getAvatarService().clear(conference);
3366                if (callback != null) {
3367                    callback.onAffiliationChangedSuccessful(jid);
3368                } else {
3369                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
3370                }
3371            } else if (callback != null) {
3372                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
3373            } else {
3374                Log.d(Config.LOGTAG, "unable to change affiliation");
3375            }
3376        });
3377    }
3378
3379    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
3380        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
3381        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
3382            if (packet.getType() != IqPacket.TYPE.RESULT) {
3383                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
3384            }
3385        });
3386    }
3387
3388    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
3389        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
3390        request.setTo(conversation.getJid().asBareJid());
3391        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
3392        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
3393            @Override
3394            public void onIqPacketReceived(Account account, IqPacket packet) {
3395                if (packet.getType() == IqPacket.TYPE.RESULT) {
3396                    if (callback != null) {
3397                        callback.onRoomDestroySucceeded();
3398                    }
3399                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
3400                    if (callback != null) {
3401                        callback.onRoomDestroyFailed();
3402                    }
3403                }
3404            }
3405        });
3406    }
3407
3408    private void disconnect(Account account, boolean force) {
3409        if ((account.getStatus() == Account.State.ONLINE)
3410                || (account.getStatus() == Account.State.DISABLED)) {
3411            final XmppConnection connection = account.getXmppConnection();
3412            if (!force) {
3413                List<Conversation> conversations = getConversations();
3414                for (Conversation conversation : conversations) {
3415                    if (conversation.getAccount() == account) {
3416                        if (conversation.getMode() == Conversation.MODE_MULTI) {
3417                            leaveMuc(conversation, true);
3418                        }
3419                    }
3420                }
3421                sendOfflinePresence(account);
3422            }
3423            connection.disconnect(force);
3424        }
3425    }
3426
3427    @Override
3428    public IBinder onBind(Intent intent) {
3429        return mBinder;
3430    }
3431
3432    public void updateMessage(Message message) {
3433        updateMessage(message, true);
3434    }
3435
3436    public void updateMessage(Message message, boolean includeBody) {
3437        databaseBackend.updateMessage(message, includeBody);
3438        updateConversationUi();
3439    }
3440
3441    public void createMessageAsync(final Message message) {
3442        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
3443    }
3444
3445    public void updateMessage(Message message, String uuid) {
3446        if (!databaseBackend.updateMessage(message, uuid)) {
3447            Log.e(Config.LOGTAG, "error updated message in DB after edit");
3448        }
3449        updateConversationUi();
3450    }
3451
3452    protected void syncDirtyContacts(Account account) {
3453        for (Contact contact : account.getRoster().getContacts()) {
3454            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
3455                pushContactToServer(contact);
3456            }
3457            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
3458                deleteContactOnServer(contact);
3459            }
3460        }
3461    }
3462
3463    protected void unregisterPhoneAccounts(final Account account) {
3464        for (final Contact contact : account.getRoster().getContacts()) {
3465            if (!contact.showInRoster()) {
3466                contact.unregisterAsPhoneAccount(this);
3467            }
3468        }
3469    }
3470
3471    public void createContact(final Contact contact, final boolean autoGrant) {
3472        createContact(contact, autoGrant, null);
3473    }
3474
3475    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
3476        if (autoGrant) {
3477            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
3478            contact.setOption(Contact.Options.ASKING);
3479        }
3480        pushContactToServer(contact, preAuth);
3481    }
3482
3483    public void pushContactToServer(final Contact contact) {
3484        pushContactToServer(contact, null);
3485    }
3486
3487    private void pushContactToServer(final Contact contact, final String preAuth) {
3488        contact.resetOption(Contact.Options.DIRTY_DELETE);
3489        contact.setOption(Contact.Options.DIRTY_PUSH);
3490        final Account account = contact.getAccount();
3491        if (account.getStatus() == Account.State.ONLINE) {
3492            final boolean ask = contact.getOption(Contact.Options.ASKING);
3493            final boolean sendUpdates = contact
3494                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
3495                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
3496            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3497            iq.query(Namespace.ROSTER).addChild(contact.asElement());
3498            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3499            if (sendUpdates) {
3500                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
3501            }
3502            if (ask) {
3503                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
3504            }
3505        } else {
3506            syncRoster(contact.getAccount());
3507        }
3508    }
3509
3510    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
3511        new Thread(() -> {
3512            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3513            final int size = Config.AVATAR_SIZE;
3514            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3515            if (avatar != null) {
3516                if (!getFileBackend().save(avatar)) {
3517                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3518                    return;
3519                }
3520                avatar.owner = conversation.getJid().asBareJid();
3521                publishMucAvatar(conversation, avatar, callback);
3522            } else {
3523                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3524            }
3525        }).start();
3526    }
3527
3528    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
3529        new Thread(() -> {
3530            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
3531            final int size = Config.AVATAR_SIZE;
3532            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
3533            if (avatar != null) {
3534                if (!getFileBackend().save(avatar)) {
3535                    Log.d(Config.LOGTAG, "unable to save vcard");
3536                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
3537                    return;
3538                }
3539                publishAvatar(account, avatar, callback);
3540            } else {
3541                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
3542            }
3543        }).start();
3544
3545    }
3546
3547    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
3548        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
3549        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
3550            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
3551            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
3552                Element vcard = response.findChild("vCard", "vcard-temp");
3553                if (vcard == null) {
3554                    vcard = new Element("vCard", "vcard-temp");
3555                }
3556                Element photo = vcard.findChild("PHOTO");
3557                if (photo == null) {
3558                    photo = vcard.addChild("PHOTO");
3559                }
3560                photo.clearChildren();
3561                photo.addChild("TYPE").setContent(avatar.type);
3562                photo.addChild("BINVAL").setContent(avatar.image);
3563                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3564                publication.setTo(conversation.getJid().asBareJid());
3565                publication.addChild(vcard);
3566                sendIqPacket(account, publication, (a1, publicationResponse) -> {
3567                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3568                        callback.onAvatarPublicationSucceeded();
3569                    } else {
3570                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3571                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3572                    }
3573                });
3574            } else {
3575                Log.d(Config.LOGTAG, "failed to request vcard " + response.toString());
3576                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
3577            }
3578        });
3579    }
3580
3581    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
3582        final Bundle options;
3583        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
3584            options = PublishOptions.openAccess();
3585        } else {
3586            options = null;
3587        }
3588        publishAvatar(account, avatar, options, true, callback);
3589    }
3590
3591    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3592        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
3593        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
3594        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3595
3596            @Override
3597            public void onIqPacketReceived(Account account, IqPacket result) {
3598                if (result.getType() == IqPacket.TYPE.RESULT) {
3599                    publishAvatarMetadata(account, avatar, options, true, callback);
3600                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3601                    pushNodeConfiguration(account, "urn:xmpp:avatar:data", options, new OnConfigurationPushed() {
3602                        @Override
3603                        public void onPushSucceeded() {
3604                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
3605                            publishAvatar(account, avatar, options, false, callback);
3606                        }
3607
3608                        @Override
3609                        public void onPushFailed() {
3610                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
3611                            publishAvatar(account, avatar, null, false, callback);
3612                        }
3613                    });
3614                } else {
3615                    Element error = result.findChild("error");
3616                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
3617                    if (callback != null) {
3618                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3619                    }
3620                }
3621            }
3622        });
3623    }
3624
3625    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
3626        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
3627        sendIqPacket(account, packet, new OnIqPacketReceived() {
3628            @Override
3629            public void onIqPacketReceived(Account account, IqPacket result) {
3630                if (result.getType() == IqPacket.TYPE.RESULT) {
3631                    if (account.setAvatar(avatar.getFilename())) {
3632                        getAvatarService().clear(account);
3633                        databaseBackend.updateAccount(account);
3634                        notifyAccountAvatarHasChanged(account);
3635                    }
3636                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
3637                    if (callback != null) {
3638                        callback.onAvatarPublicationSucceeded();
3639                    }
3640                } else if (retry && PublishOptions.preconditionNotMet(result)) {
3641                    pushNodeConfiguration(account, "urn:xmpp:avatar:metadata", options, new OnConfigurationPushed() {
3642                        @Override
3643                        public void onPushSucceeded() {
3644                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
3645                            publishAvatarMetadata(account, avatar, options, false, callback);
3646                        }
3647
3648                        @Override
3649                        public void onPushFailed() {
3650                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
3651                            publishAvatarMetadata(account, avatar, null, false, callback);
3652                        }
3653                    });
3654                } else {
3655                    if (callback != null) {
3656                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
3657                    }
3658                }
3659            }
3660        });
3661    }
3662
3663    public void republishAvatarIfNeeded(Account account) {
3664        if (account.getAxolotlService().isPepBroken()) {
3665            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
3666            return;
3667        }
3668        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3669        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3670
3671            private Avatar parseAvatar(IqPacket packet) {
3672                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3673                if (pubsub != null) {
3674                    Element items = pubsub.findChild("items");
3675                    if (items != null) {
3676                        return Avatar.parseMetadata(items);
3677                    }
3678                }
3679                return null;
3680            }
3681
3682            private boolean errorIsItemNotFound(IqPacket packet) {
3683                Element error = packet.findChild("error");
3684                return packet.getType() == IqPacket.TYPE.ERROR
3685                        && error != null
3686                        && error.hasChild("item-not-found");
3687            }
3688
3689            @Override
3690            public void onIqPacketReceived(Account account, IqPacket packet) {
3691                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
3692                    Avatar serverAvatar = parseAvatar(packet);
3693                    if (serverAvatar == null && account.getAvatar() != null) {
3694                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
3695                        if (avatar != null) {
3696                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
3697                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
3698                        } else {
3699                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
3700                        }
3701                    }
3702                }
3703            }
3704        });
3705    }
3706
3707    public void fetchAvatar(Account account, Avatar avatar) {
3708        fetchAvatar(account, avatar, null);
3709    }
3710
3711    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3712        final String KEY = generateFetchKey(account, avatar);
3713        synchronized (this.mInProgressAvatarFetches) {
3714            if (mInProgressAvatarFetches.add(KEY)) {
3715                switch (avatar.origin) {
3716                    case PEP:
3717                        this.mInProgressAvatarFetches.add(KEY);
3718                        fetchAvatarPep(account, avatar, callback);
3719                        break;
3720                    case VCARD:
3721                        this.mInProgressAvatarFetches.add(KEY);
3722                        fetchAvatarVcard(account, avatar, callback);
3723                        break;
3724                }
3725            } else if (avatar.origin == Avatar.Origin.PEP) {
3726                mOmittedPepAvatarFetches.add(KEY);
3727            } else {
3728                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
3729            }
3730        }
3731    }
3732
3733    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3734        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
3735        sendIqPacket(account, packet, (a, result) -> {
3736            synchronized (mInProgressAvatarFetches) {
3737                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
3738            }
3739            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
3740            if (result.getType() == IqPacket.TYPE.RESULT) {
3741                avatar.image = mIqParser.avatarData(result);
3742                if (avatar.image != null) {
3743                    if (getFileBackend().save(avatar)) {
3744                        if (a.getJid().asBareJid().equals(avatar.owner)) {
3745                            if (a.setAvatar(avatar.getFilename())) {
3746                                databaseBackend.updateAccount(a);
3747                            }
3748                            getAvatarService().clear(a);
3749                            updateConversationUi();
3750                            updateAccountUi();
3751                        } else {
3752                            final Contact contact = a.getRoster().getContact(avatar.owner);
3753                            contact.setAvatar(avatar);
3754                            syncRoster(account);
3755                            getAvatarService().clear(contact);
3756                            updateConversationUi();
3757                            updateRosterUi();
3758                        }
3759                        if (callback != null) {
3760                            callback.success(avatar);
3761                        }
3762                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
3763                        return;
3764                    }
3765                } else {
3766
3767                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
3768                }
3769            } else {
3770                Element error = result.findChild("error");
3771                if (error == null) {
3772                    Log.d(Config.LOGTAG, ERROR + "(server error)");
3773                } else {
3774                    Log.d(Config.LOGTAG, ERROR + error.toString());
3775                }
3776            }
3777            if (callback != null) {
3778                callback.error(0, null);
3779            }
3780
3781        });
3782    }
3783
3784    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
3785        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
3786        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3787            @Override
3788            public void onIqPacketReceived(Account account, IqPacket packet) {
3789                final boolean previouslyOmittedPepFetch;
3790                synchronized (mInProgressAvatarFetches) {
3791                    final String KEY = generateFetchKey(account, avatar);
3792                    mInProgressAvatarFetches.remove(KEY);
3793                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
3794                }
3795                if (packet.getType() == IqPacket.TYPE.RESULT) {
3796                    Element vCard = packet.findChild("vCard", "vcard-temp");
3797                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
3798                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
3799                    if (image != null) {
3800                        avatar.image = image;
3801                        if (getFileBackend().save(avatar)) {
3802                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
3803                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
3804                            if (avatar.owner.isBareJid()) {
3805                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
3806                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
3807                                    account.setAvatar(avatar.getFilename());
3808                                    databaseBackend.updateAccount(account);
3809                                    getAvatarService().clear(account);
3810                                    updateAccountUi();
3811                                } else {
3812                                    final Contact contact = account.getRoster().getContact(avatar.owner);
3813                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
3814                                    syncRoster(account);
3815                                    getAvatarService().clear(contact);
3816                                    updateRosterUi();
3817                                }
3818                                updateConversationUi();
3819                            } else {
3820                                Conversation conversation = find(account, avatar.owner.asBareJid());
3821                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
3822                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
3823                                    if (user != null) {
3824                                        if (user.setAvatar(avatar)) {
3825                                            getAvatarService().clear(user);
3826                                            updateConversationUi();
3827                                            updateMucRosterUi();
3828                                        }
3829                                        if (user.getRealJid() != null) {
3830                                            Contact contact = account.getRoster().getContact(user.getRealJid());
3831                                            contact.setAvatar(avatar);
3832                                            syncRoster(account);
3833                                            getAvatarService().clear(contact);
3834                                            updateRosterUi();
3835                                        }
3836                                    }
3837                                }
3838                            }
3839                        }
3840                    }
3841                }
3842            }
3843        });
3844    }
3845
3846    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
3847        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
3848        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
3849
3850            @Override
3851            public void onIqPacketReceived(Account account, IqPacket packet) {
3852                if (packet.getType() == IqPacket.TYPE.RESULT) {
3853                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
3854                    if (pubsub != null) {
3855                        Element items = pubsub.findChild("items");
3856                        if (items != null) {
3857                            Avatar avatar = Avatar.parseMetadata(items);
3858                            if (avatar != null) {
3859                                avatar.owner = account.getJid().asBareJid();
3860                                if (fileBackend.isAvatarCached(avatar)) {
3861                                    if (account.setAvatar(avatar.getFilename())) {
3862                                        databaseBackend.updateAccount(account);
3863                                    }
3864                                    getAvatarService().clear(account);
3865                                    callback.success(avatar);
3866                                } else {
3867                                    fetchAvatarPep(account, avatar, callback);
3868                                }
3869                                return;
3870                            }
3871                        }
3872                    }
3873                }
3874                callback.error(0, null);
3875            }
3876        });
3877    }
3878
3879    public void notifyAccountAvatarHasChanged(final Account account) {
3880        final XmppConnection connection = account.getXmppConnection();
3881        if (connection != null && connection.getFeatures().bookmarksConversion()) {
3882            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
3883            for (Conversation conversation : conversations) {
3884                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
3885                    final MucOptions mucOptions = conversation.getMucOptions();
3886                    if (mucOptions.online()) {
3887                        PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous());
3888                        packet.setTo(mucOptions.getSelf().getFullJid());
3889                        connection.sendPresencePacket(packet);
3890                    }
3891                }
3892            }
3893        }
3894    }
3895
3896    public void deleteContactOnServer(Contact contact) {
3897        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
3898        contact.resetOption(Contact.Options.DIRTY_PUSH);
3899        contact.setOption(Contact.Options.DIRTY_DELETE);
3900        Account account = contact.getAccount();
3901        if (account.getStatus() == Account.State.ONLINE) {
3902            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
3903            Element item = iq.query(Namespace.ROSTER).addChild("item");
3904            item.setAttribute("jid", contact.getJid());
3905            item.setAttribute("subscription", "remove");
3906            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
3907        }
3908    }
3909
3910    public void updateConversation(final Conversation conversation) {
3911        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
3912    }
3913
3914    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
3915        synchronized (account) {
3916            XmppConnection connection = account.getXmppConnection();
3917            if (connection == null) {
3918                connection = createConnection(account);
3919                account.setXmppConnection(connection);
3920            }
3921            boolean hasInternet = hasInternetConnection();
3922            if (account.isEnabled() && hasInternet) {
3923                if (!force) {
3924                    disconnect(account, false);
3925                }
3926                Thread thread = new Thread(connection);
3927                connection.setInteractive(interactive);
3928                connection.prepareNewConnection();
3929                connection.interrupt();
3930                thread.start();
3931                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
3932            } else {
3933                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
3934                account.getRoster().clearPresences();
3935                connection.resetEverything();
3936                final AxolotlService axolotlService = account.getAxolotlService();
3937                if (axolotlService != null) {
3938                    axolotlService.resetBrokenness();
3939                }
3940                if (!hasInternet) {
3941                    account.setStatus(Account.State.NO_INTERNET);
3942                }
3943            }
3944        }
3945    }
3946
3947    public void reconnectAccountInBackground(final Account account) {
3948        new Thread(() -> reconnectAccount(account, false, true)).start();
3949    }
3950
3951    public void invite(final Conversation conversation, final Jid contact) {
3952        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
3953        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
3954        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
3955            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
3956        }
3957        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
3958        sendMessagePacket(conversation.getAccount(), packet);
3959    }
3960
3961    public void directInvite(Conversation conversation, Jid jid) {
3962        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
3963        sendMessagePacket(conversation.getAccount(), packet);
3964    }
3965
3966    public void resetSendingToWaiting(Account account) {
3967        for (Conversation conversation : getConversations()) {
3968            if (conversation.getAccount() == account) {
3969                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
3970            }
3971        }
3972    }
3973
3974    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
3975        return markMessage(account, recipient, uuid, status, null);
3976    }
3977
3978    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
3979        if (uuid == null) {
3980            return null;
3981        }
3982        for (Conversation conversation : getConversations()) {
3983            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
3984                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
3985                if (message != null) {
3986                    markMessage(message, status, errorMessage);
3987                }
3988                return message;
3989            }
3990        }
3991        return null;
3992    }
3993
3994    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
3995        return markMessage(conversation, uuid, status, serverMessageId, null);
3996    }
3997
3998    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body) {
3999        if (uuid == null) {
4000            return false;
4001        } else {
4002            final Message message = conversation.findSentMessageWithUuid(uuid);
4003            if (message != null) {
4004                if (message.getServerMsgId() == null) {
4005                    message.setServerMsgId(serverMessageId);
4006                }
4007                if (message.getEncryption() == Message.ENCRYPTION_NONE
4008                        && message.isTypeText()
4009                        && isBodyModified(message, body)) {
4010                    message.setBody(body.content);
4011                    if (body.count > 1) {
4012                        message.setBodyLanguage(body.language);
4013                    }
4014                    markMessage(message, status, null, true);
4015                } else {
4016                    markMessage(message, status);
4017                }
4018                return true;
4019            } else {
4020                return false;
4021            }
4022        }
4023    }
4024
4025    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
4026        if (body == null || body.content == null) {
4027            return false;
4028        }
4029        return !body.content.equals(message.getBody());
4030    }
4031
4032    public void markMessage(Message message, int status) {
4033        markMessage(message, status, null);
4034    }
4035
4036
4037    public void markMessage(final Message message, final int status, final String errorMessage) {
4038        markMessage(message, status, errorMessage, false);
4039    }
4040
4041    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4042        final int oldStatus = message.getStatus();
4043        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4044            return;
4045        }
4046        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4047            return;
4048        }
4049        message.setErrorMessage(errorMessage);
4050        message.setStatus(status);
4051        databaseBackend.updateMessage(message, includeBody);
4052        updateConversationUi();
4053        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4054            mNotificationService.pushFailedDelivery(message);
4055        }
4056    }
4057
4058    private SharedPreferences getPreferences() {
4059        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4060    }
4061
4062    public long getAutomaticMessageDeletionDate() {
4063        final long timeout = getLongPreference(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4064        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4065    }
4066
4067    public long getLongPreference(String name, @IntegerRes int res) {
4068        long defaultValue = getResources().getInteger(res);
4069        try {
4070            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4071        } catch (NumberFormatException e) {
4072            return defaultValue;
4073        }
4074    }
4075
4076    public boolean getBooleanPreference(String name, @BoolRes int res) {
4077        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4078    }
4079
4080    public boolean confirmMessages() {
4081        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4082    }
4083
4084    public boolean allowMessageCorrection() {
4085        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
4086    }
4087
4088    public boolean sendChatStates() {
4089        return getBooleanPreference("chat_states", R.bool.chat_states);
4090    }
4091
4092    private boolean synchronizeWithBookmarks() {
4093        return getBooleanPreference("autojoin", R.bool.autojoin);
4094    }
4095
4096    public boolean useTorToConnect() {
4097        return QuickConversationsService.isConversations() && getBooleanPreference("use_tor", R.bool.use_tor);
4098    }
4099
4100    public boolean showExtendedConnectionOptions() {
4101        return QuickConversationsService.isConversations() && getBooleanPreference("show_connection_options", R.bool.show_connection_options);
4102    }
4103
4104    public boolean broadcastLastActivity() {
4105        return getBooleanPreference(SettingsActivity.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
4106    }
4107
4108    public int unreadCount() {
4109        int count = 0;
4110        for (Conversation conversation : getConversations()) {
4111            count += conversation.unreadCount();
4112        }
4113        return count;
4114    }
4115
4116
4117    private <T> List<T> threadSafeList(Set<T> set) {
4118        synchronized (LISTENER_LOCK) {
4119            return set.size() == 0 ? Collections.emptyList() : new ArrayList<>(set);
4120        }
4121    }
4122
4123    public void showErrorToastInUi(int resId) {
4124        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
4125            listener.onShowErrorToast(resId);
4126        }
4127    }
4128
4129    public void updateConversationUi() {
4130        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
4131            listener.onConversationUpdate();
4132        }
4133    }
4134
4135    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
4136        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4137            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
4138        }
4139    }
4140
4141    public void notifyJingleRtpConnectionUpdate(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices) {
4142        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
4143            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
4144        }
4145    }
4146
4147    public void updateAccountUi() {
4148        for (OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
4149            listener.onAccountUpdate();
4150        }
4151    }
4152
4153    public void updateRosterUi() {
4154        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
4155            listener.onRosterUpdate();
4156        }
4157    }
4158
4159    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
4160        if (mOnCaptchaRequested.size() > 0) {
4161            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
4162            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
4163                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
4164            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
4165                listener.onCaptchaRequested(account, id, data, scaled);
4166            }
4167            return true;
4168        }
4169        return false;
4170    }
4171
4172    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
4173        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
4174            listener.OnUpdateBlocklist(status);
4175        }
4176    }
4177
4178    public void updateMucRosterUi() {
4179        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
4180            listener.onMucRosterUpdate();
4181        }
4182    }
4183
4184    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
4185        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
4186            listener.onKeyStatusUpdated(report);
4187        }
4188    }
4189
4190    public Account findAccountByJid(final Jid jid) {
4191        for (final Account account : this.accounts) {
4192            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
4193                return account;
4194            }
4195        }
4196        return null;
4197    }
4198
4199    public Account findAccountByUuid(final String uuid) {
4200        for (Account account : this.accounts) {
4201            if (account.getUuid().equals(uuid)) {
4202                return account;
4203            }
4204        }
4205        return null;
4206    }
4207
4208    public Conversation findConversationByUuid(String uuid) {
4209        for (Conversation conversation : getConversations()) {
4210            if (conversation.getUuid().equals(uuid)) {
4211                return conversation;
4212            }
4213        }
4214        return null;
4215    }
4216
4217    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
4218        List<Conversation> findings = new ArrayList<>();
4219        for (Conversation c : getConversations()) {
4220            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
4221                findings.add(c);
4222            }
4223        }
4224        return findings.size() == 1 ? findings.get(0) : null;
4225    }
4226
4227    public boolean markRead(final Conversation conversation, boolean dismiss) {
4228        return markRead(conversation, null, dismiss).size() > 0;
4229    }
4230
4231    public void markRead(final Conversation conversation) {
4232        markRead(conversation, null, true);
4233    }
4234
4235    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
4236        if (dismiss) {
4237            mNotificationService.clear(conversation);
4238        }
4239        final List<Message> readMessages = conversation.markRead(upToUuid);
4240        if (readMessages.size() > 0) {
4241            Runnable runnable = () -> {
4242                for (Message message : readMessages) {
4243                    databaseBackend.updateMessage(message, false);
4244                }
4245            };
4246            mDatabaseWriterExecutor.execute(runnable);
4247            updateConversationUi();
4248            updateUnreadCountBadge();
4249            return readMessages;
4250        } else {
4251            return readMessages;
4252        }
4253    }
4254
4255    public synchronized void updateUnreadCountBadge() {
4256        int count = unreadCount();
4257        if (unreadCount != count) {
4258            Log.d(Config.LOGTAG, "update unread count to " + count);
4259            if (count > 0) {
4260                ShortcutBadger.applyCount(getApplicationContext(), count);
4261            } else {
4262                ShortcutBadger.removeCount(getApplicationContext());
4263            }
4264            unreadCount = count;
4265        }
4266    }
4267
4268    public void sendReadMarker(final Conversation conversation, String upToUuid) {
4269        final boolean isPrivateAndNonAnonymousMuc = conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous();
4270        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
4271        if (readMessages.size() > 0) {
4272            updateConversationUi();
4273        }
4274        final Message markable = Conversation.getLatestMarkableMessage(readMessages, isPrivateAndNonAnonymousMuc);
4275        if (confirmMessages()
4276                && markable != null
4277                && (markable.trusted() || isPrivateAndNonAnonymousMuc)
4278                && markable.getRemoteMsgId() != null) {
4279            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": sending read marker to " + markable.getCounterpart().toString());
4280            final Account account = conversation.getAccount();
4281            final MessagePacket packet = mMessageGenerator.confirm(markable);
4282            this.sendMessagePacket(account, packet);
4283        }
4284    }
4285
4286    public SecureRandom getRNG() {
4287        return this.mRandom;
4288    }
4289
4290    public MemorizingTrustManager getMemorizingTrustManager() {
4291        return this.mMemorizingTrustManager;
4292    }
4293
4294    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
4295        this.mMemorizingTrustManager = trustManager;
4296    }
4297
4298    public void updateMemorizingTrustmanager() {
4299        final MemorizingTrustManager tm;
4300        final boolean dontTrustSystemCAs = getBooleanPreference("dont_trust_system_cas", R.bool.dont_trust_system_cas);
4301        if (dontTrustSystemCAs) {
4302            tm = new MemorizingTrustManager(getApplicationContext(), null);
4303        } else {
4304            tm = new MemorizingTrustManager(getApplicationContext());
4305        }
4306        setMemorizingTrustManager(tm);
4307    }
4308
4309    public LruCache<String, Bitmap> getBitmapCache() {
4310        return this.mBitmapCache;
4311    }
4312
4313    public Collection<String> getKnownHosts() {
4314        final Set<String> hosts = new HashSet<>();
4315        for (final Account account : getAccounts()) {
4316            hosts.add(account.getServer());
4317            for (final Contact contact : account.getRoster().getContacts()) {
4318                if (contact.showInRoster()) {
4319                    final String server = contact.getServer();
4320                    if (server != null) {
4321                        hosts.add(server);
4322                    }
4323                }
4324            }
4325        }
4326        if (Config.QUICKSY_DOMAIN != null) {
4327            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
4328        }
4329        if (Config.DOMAIN_LOCK != null) {
4330            hosts.add(Config.DOMAIN_LOCK);
4331        }
4332        if (Config.MAGIC_CREATE_DOMAIN != null) {
4333            hosts.add(Config.MAGIC_CREATE_DOMAIN);
4334        }
4335        return hosts;
4336    }
4337
4338    public Collection<String> getKnownConferenceHosts() {
4339        final Set<String> mucServers = new HashSet<>();
4340        for (final Account account : accounts) {
4341            if (account.getXmppConnection() != null) {
4342                mucServers.addAll(account.getXmppConnection().getMucServers());
4343                for (Bookmark bookmark : account.getBookmarks()) {
4344                    final Jid jid = bookmark.getJid();
4345                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
4346                    if (s != null) {
4347                        mucServers.add(s);
4348                    }
4349                }
4350            }
4351        }
4352        return mucServers;
4353    }
4354
4355    public void sendMessagePacket(Account account, MessagePacket packet) {
4356        final XmppConnection connection = account.getXmppConnection();
4357        if (connection != null) {
4358            connection.sendMessagePacket(packet);
4359        }
4360    }
4361
4362    public void sendPresencePacket(Account account, PresencePacket packet) {
4363        XmppConnection connection = account.getXmppConnection();
4364        if (connection != null) {
4365            connection.sendPresencePacket(packet);
4366        }
4367    }
4368
4369    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
4370        final XmppConnection connection = account.getXmppConnection();
4371        if (connection != null) {
4372            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
4373            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
4374        }
4375    }
4376
4377    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
4378        final XmppConnection connection = account.getXmppConnection();
4379        if (connection != null) {
4380            connection.sendIqPacket(packet, callback);
4381        } else if (callback != null) {
4382            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
4383        }
4384    }
4385
4386    public void sendPresence(final Account account) {
4387        sendPresence(account, checkListeners() && broadcastLastActivity());
4388    }
4389
4390    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
4391        final Presence.Status status;
4392        if (manuallyChangePresence()) {
4393            status = account.getPresenceStatus();
4394        } else {
4395            status = getTargetPresence();
4396        }
4397        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
4398        if (mLastActivity > 0 && includeIdleTimestamp) {
4399            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
4400            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
4401        }
4402        sendPresencePacket(account, packet);
4403    }
4404
4405    private void deactivateGracePeriod() {
4406        for (Account account : getAccounts()) {
4407            account.deactivateGracePeriod();
4408        }
4409    }
4410
4411    public void refreshAllPresences() {
4412        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
4413        for (Account account : getAccounts()) {
4414            if (account.isEnabled()) {
4415                sendPresence(account, includeIdleTimestamp);
4416            }
4417        }
4418    }
4419
4420    private void refreshAllFcmTokens() {
4421        for (Account account : getAccounts()) {
4422            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
4423                mPushManagementService.registerPushTokenOnServer(account);
4424                //TODO renew mucs
4425            }
4426        }
4427    }
4428
4429    private void sendOfflinePresence(final Account account) {
4430        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
4431        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
4432    }
4433
4434    public MessageGenerator getMessageGenerator() {
4435        return this.mMessageGenerator;
4436    }
4437
4438    public PresenceGenerator getPresenceGenerator() {
4439        return this.mPresenceGenerator;
4440    }
4441
4442    public IqGenerator getIqGenerator() {
4443        return this.mIqGenerator;
4444    }
4445
4446    public IqParser getIqParser() {
4447        return this.mIqParser;
4448    }
4449
4450    public JingleConnectionManager getJingleConnectionManager() {
4451        return this.mJingleConnectionManager;
4452    }
4453
4454    public MessageArchiveService getMessageArchiveService() {
4455        return this.mMessageArchiveService;
4456    }
4457
4458    public QuickConversationsService getQuickConversationsService() {
4459        return this.mQuickConversationsService;
4460    }
4461
4462    public List<Contact> findContacts(Jid jid, String accountJid) {
4463        ArrayList<Contact> contacts = new ArrayList<>();
4464        for (Account account : getAccounts()) {
4465            if ((account.isEnabled() || accountJid != null)
4466                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
4467                Contact contact = account.getRoster().getContactFromContactList(jid);
4468                if (contact != null) {
4469                    contacts.add(contact);
4470                }
4471            }
4472        }
4473        return contacts;
4474    }
4475
4476    public Conversation findFirstMuc(Jid jid) {
4477        for (Conversation conversation : getConversations()) {
4478            if (conversation.getAccount().isEnabled() && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
4479                return conversation;
4480            }
4481        }
4482        return null;
4483    }
4484
4485    public NotificationService getNotificationService() {
4486        return this.mNotificationService;
4487    }
4488
4489    public HttpConnectionManager getHttpConnectionManager() {
4490        return this.mHttpConnectionManager;
4491    }
4492
4493    public void resendFailedMessages(final Message message) {
4494        final Collection<Message> messages = new ArrayList<>();
4495        Message current = message;
4496        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
4497            messages.add(current);
4498            if (current.mergeable(current.next())) {
4499                current = current.next();
4500            } else {
4501                break;
4502            }
4503        }
4504        for (final Message msg : messages) {
4505            msg.setTime(System.currentTimeMillis());
4506            markMessage(msg, Message.STATUS_WAITING);
4507            this.resendMessage(msg, false);
4508        }
4509        if (message.getConversation() instanceof Conversation) {
4510            ((Conversation) message.getConversation()).sort();
4511        }
4512        updateConversationUi();
4513    }
4514
4515    public void clearConversationHistory(final Conversation conversation) {
4516        final long clearDate;
4517        final String reference;
4518        if (conversation.countMessages() > 0) {
4519            Message latestMessage = conversation.getLatestMessage();
4520            clearDate = latestMessage.getTimeSent() + 1000;
4521            reference = latestMessage.getServerMsgId();
4522        } else {
4523            clearDate = System.currentTimeMillis();
4524            reference = null;
4525        }
4526        conversation.clearMessages();
4527        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
4528        conversation.setLastClearHistory(clearDate, reference);
4529        Runnable runnable = () -> {
4530            databaseBackend.deleteMessagesInConversation(conversation);
4531            databaseBackend.updateConversation(conversation);
4532        };
4533        mDatabaseWriterExecutor.execute(runnable);
4534    }
4535
4536    public boolean sendBlockRequest(final Blockable blockable, boolean reportSpam) {
4537        if (blockable != null && blockable.getBlockedJid() != null) {
4538            final Jid jid = blockable.getBlockedJid();
4539            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam), (a, response) -> {
4540                if (response.getType() == IqPacket.TYPE.RESULT) {
4541                    a.getBlocklist().add(jid);
4542                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
4543                }
4544            });
4545            if (blockable.getBlockedJid().isFullJid()) {
4546                return false;
4547            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
4548                updateConversationUi();
4549                return true;
4550            } else {
4551                return false;
4552            }
4553        } else {
4554            return false;
4555        }
4556    }
4557
4558    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
4559        boolean removed = false;
4560        synchronized (this.conversations) {
4561            boolean domainJid = blockedJid.getLocal() == null;
4562            for (Conversation conversation : this.conversations) {
4563                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
4564                        || blockedJid.equals(conversation.getJid().asBareJid());
4565                if (conversation.getAccount() == account
4566                        && conversation.getMode() == Conversation.MODE_SINGLE
4567                        && jidMatches) {
4568                    this.conversations.remove(conversation);
4569                    markRead(conversation);
4570                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
4571                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
4572                    updateConversation(conversation);
4573                    removed = true;
4574                }
4575            }
4576        }
4577        return removed;
4578    }
4579
4580    public void sendUnblockRequest(final Blockable blockable) {
4581        if (blockable != null && blockable.getJid() != null) {
4582            final Jid jid = blockable.getBlockedJid();
4583            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
4584                @Override
4585                public void onIqPacketReceived(final Account account, final IqPacket packet) {
4586                    if (packet.getType() == IqPacket.TYPE.RESULT) {
4587                        account.getBlocklist().remove(jid);
4588                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
4589                    }
4590                }
4591            });
4592        }
4593    }
4594
4595    public void publishDisplayName(Account account) {
4596        String displayName = account.getDisplayName();
4597        final IqPacket request;
4598        if (TextUtils.isEmpty(displayName)) {
4599            request = mIqGenerator.deleteNode(Namespace.NICK);
4600        } else {
4601            request = mIqGenerator.publishNick(displayName);
4602        }
4603        mAvatarService.clear(account);
4604        sendIqPacket(account, request, (account1, packet) -> {
4605            if (packet.getType() == IqPacket.TYPE.ERROR) {
4606                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet.toString());
4607            }
4608        });
4609    }
4610
4611    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
4612        ServiceDiscoveryResult result = discoCache.get(key);
4613        if (result != null) {
4614            return result;
4615        } else {
4616            result = databaseBackend.findDiscoveryResult(key.first, key.second);
4617            if (result != null) {
4618                discoCache.put(key, result);
4619            }
4620            return result;
4621        }
4622    }
4623
4624    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
4625        final Pair<String, String> key = new Pair<>(presence.getHash(), presence.getVer());
4626        final ServiceDiscoveryResult disco = getCachedServiceDiscoveryResult(key);
4627        if (disco != null) {
4628            presence.setServiceDiscoveryResult(disco);
4629            final Contact contact = account.getRoster().getContact(jid);
4630            if (contact.refreshRtpCapability()) {
4631                syncRoster(account);
4632            }
4633        } else {
4634            final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4635            request.setTo(jid);
4636            final String node = presence.getNode();
4637            final String ver = presence.getVer();
4638            final Element query = request.query(Namespace.DISCO_INFO);
4639            if (node != null && ver != null) {
4640                query.setAttribute("node", node + "#" + ver);
4641            }
4642            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + key.second + " to " + jid);
4643            sendIqPacket(account, request, (a, response) -> {
4644                if (response.getType() == IqPacket.TYPE.RESULT) {
4645                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
4646                    if (presence.getVer().equals(discoveryResult.getVer())) {
4647                        databaseBackend.insertDiscoveryResult(discoveryResult);
4648                        injectServiceDiscoveryResult(a.getRoster(), presence.getHash(), presence.getVer(), discoveryResult);
4649                    } else {
4650                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
4651                    }
4652                } else {
4653                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
4654                }
4655            });
4656        }
4657    }
4658
4659    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, ServiceDiscoveryResult disco) {
4660        boolean rosterNeedsSync = false;
4661        for (final Contact contact : roster.getContacts()) {
4662            boolean serviceDiscoverySet = false;
4663            for (final Presence presence : contact.getPresences().getPresences()) {
4664                if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
4665                    presence.setServiceDiscoveryResult(disco);
4666                    serviceDiscoverySet = true;
4667                }
4668            }
4669            if (serviceDiscoverySet) {
4670                rosterNeedsSync |= contact.refreshRtpCapability();
4671            }
4672        }
4673        if (rosterNeedsSync) {
4674            syncRoster(roster.getAccount());
4675        }
4676    }
4677
4678    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
4679        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
4680        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4681        request.addChild("prefs", version.namespace);
4682        sendIqPacket(account, request, (account1, packet) -> {
4683            Element prefs = packet.findChild("prefs", version.namespace);
4684            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
4685                callback.onPreferencesFetched(prefs);
4686            } else {
4687                callback.onPreferencesFetchFailed();
4688            }
4689        });
4690    }
4691
4692    public PushManagementService getPushManagementService() {
4693        return mPushManagementService;
4694    }
4695
4696    public void changeStatus(Account account, PresenceTemplate template, String signature) {
4697        if (!template.getStatusMessage().isEmpty()) {
4698            databaseBackend.insertPresenceTemplate(template);
4699        }
4700        account.setPgpSignature(signature);
4701        account.setPresenceStatus(template.getStatus());
4702        account.setPresenceStatusMessage(template.getStatusMessage());
4703        databaseBackend.updateAccount(account);
4704        sendPresence(account);
4705    }
4706
4707    public List<PresenceTemplate> getPresenceTemplates(Account account) {
4708        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
4709        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
4710            if (!templates.contains(template)) {
4711                templates.add(0, template);
4712            }
4713        }
4714        return templates;
4715    }
4716
4717    public void saveConversationAsBookmark(Conversation conversation, String name) {
4718        final Account account = conversation.getAccount();
4719        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
4720        final String nick = conversation.getJid().getResource();
4721        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
4722            bookmark.setNick(nick);
4723        }
4724        if (!TextUtils.isEmpty(name)) {
4725            bookmark.setBookmarkName(name);
4726        }
4727        bookmark.setAutojoin(getPreferences().getBoolean("autojoin", getResources().getBoolean(R.bool.autojoin)));
4728        createBookmark(account, bookmark);
4729        bookmark.setConversation(conversation);
4730    }
4731
4732    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
4733        boolean performedVerification = false;
4734        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
4735        for (XmppUri.Fingerprint fp : fingerprints) {
4736            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4737                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4738                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4739                if (fingerprintStatus != null) {
4740                    if (!fingerprintStatus.isVerified()) {
4741                        performedVerification = true;
4742                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4743                    }
4744                } else {
4745                    axolotlService.preVerifyFingerprint(contact, fingerprint);
4746                }
4747            }
4748        }
4749        return performedVerification;
4750    }
4751
4752    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
4753        final AxolotlService axolotlService = account.getAxolotlService();
4754        boolean verifiedSomething = false;
4755        for (XmppUri.Fingerprint fp : fingerprints) {
4756            if (fp.type == XmppUri.FingerprintType.OMEMO) {
4757                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
4758                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
4759                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
4760                if (fingerprintStatus != null) {
4761                    if (!fingerprintStatus.isVerified()) {
4762                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
4763                        verifiedSomething = true;
4764                    }
4765                } else {
4766                    axolotlService.preVerifyFingerprint(account, fingerprint);
4767                    verifiedSomething = true;
4768                }
4769            }
4770        }
4771        return verifiedSomething;
4772    }
4773
4774    public boolean blindTrustBeforeVerification() {
4775        return getBooleanPreference(SettingsActivity.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
4776    }
4777
4778    public ShortcutService getShortcutService() {
4779        return mShortcutService;
4780    }
4781
4782    public void pushMamPreferences(Account account, Element prefs) {
4783        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
4784        set.addChild(prefs);
4785        sendIqPacket(account, set, null);
4786    }
4787
4788    public void evictPreview(String uuid) {
4789        if (mBitmapCache.remove(uuid) != null) {
4790            Log.d(Config.LOGTAG, "deleted cached preview");
4791        }
4792    }
4793
4794    public interface OnMamPreferencesFetched {
4795        void onPreferencesFetched(Element prefs);
4796
4797        void onPreferencesFetchFailed();
4798    }
4799
4800    public interface OnAccountCreated {
4801        void onAccountCreated(Account account);
4802
4803        void informUser(int r);
4804    }
4805
4806    public interface OnMoreMessagesLoaded {
4807        void onMoreMessagesLoaded(int count, Conversation conversation);
4808
4809        void informUser(int r);
4810    }
4811
4812    public interface OnAccountPasswordChanged {
4813        void onPasswordChangeSucceeded();
4814
4815        void onPasswordChangeFailed();
4816    }
4817
4818    public interface OnRoomDestroy {
4819        void onRoomDestroySucceeded();
4820
4821        void onRoomDestroyFailed();
4822    }
4823
4824    public interface OnAffiliationChanged {
4825        void onAffiliationChangedSuccessful(Jid jid);
4826
4827        void onAffiliationChangeFailed(Jid jid, int resId);
4828    }
4829
4830    public interface OnConversationUpdate {
4831        void onConversationUpdate();
4832    }
4833
4834    public interface OnJingleRtpConnectionUpdate {
4835        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
4836
4837        void onAudioDeviceChanged(AppRTCAudioManager.AudioDevice selectedAudioDevice, Set<AppRTCAudioManager.AudioDevice> availableAudioDevices);
4838    }
4839
4840    public interface OnAccountUpdate {
4841        void onAccountUpdate();
4842    }
4843
4844    public interface OnCaptchaRequested {
4845        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
4846    }
4847
4848    public interface OnRosterUpdate {
4849        void onRosterUpdate();
4850    }
4851
4852    public interface OnMucRosterUpdate {
4853        void onMucRosterUpdate();
4854    }
4855
4856    public interface OnConferenceConfigurationFetched {
4857        void onConferenceConfigurationFetched(Conversation conversation);
4858
4859        void onFetchFailed(Conversation conversation, String errorCondition);
4860    }
4861
4862    public interface OnConferenceJoined {
4863        void onConferenceJoined(Conversation conversation);
4864    }
4865
4866    public interface OnConfigurationPushed {
4867        void onPushSucceeded();
4868
4869        void onPushFailed();
4870    }
4871
4872    public interface OnShowErrorToast {
4873        void onShowErrorToast(int resId);
4874    }
4875
4876    public class XmppConnectionBinder extends Binder {
4877        public XmppConnectionService getService() {
4878            return XmppConnectionService.this;
4879        }
4880    }
4881
4882    private class InternalEventReceiver extends BroadcastReceiver {
4883
4884        @Override
4885        public void onReceive(Context context, Intent intent) {
4886            onStartCommand(intent, 0, 0);
4887        }
4888    }
4889
4890    public static class OngoingCall {
4891        public final AbstractJingleConnection.Id id;
4892        public final Set<Media> media;
4893        public final boolean reconnecting;
4894
4895        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
4896            this.id = id;
4897            this.media = media;
4898            this.reconnecting = reconnecting;
4899        }
4900
4901        @Override
4902        public boolean equals(Object o) {
4903            if (this == o) return true;
4904            if (o == null || getClass() != o.getClass()) return false;
4905            OngoingCall that = (OngoingCall) o;
4906            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
4907        }
4908
4909        @Override
4910        public int hashCode() {
4911            return Objects.hashCode(id, media, reconnecting);
4912        }
4913    }
4914}