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