XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import static eu.siacs.conversations.utils.Compatibility.s;
   4import static eu.siacs.conversations.utils.Random.SECURE_RANDOM;
   5
   6import android.Manifest;
   7import android.annotation.SuppressLint;
   8import android.annotation.TargetApi;
   9import android.app.AlarmManager;
  10import android.app.KeyguardManager;
  11import android.app.Notification;
  12import android.app.NotificationManager;
  13import android.app.PendingIntent;
  14import android.app.Service;
  15import android.content.BroadcastReceiver;
  16import android.content.ComponentName;
  17import android.content.Context;
  18import android.content.Intent;
  19import android.content.IntentFilter;
  20import android.content.SharedPreferences;
  21import android.content.pm.PackageManager;
  22import android.content.pm.ServiceInfo;
  23import android.database.ContentObserver;
  24import android.graphics.Bitmap;
  25import android.graphics.drawable.AnimatedImageDrawable;
  26import android.graphics.drawable.BitmapDrawable;
  27import android.graphics.drawable.Drawable;
  28import android.media.AudioManager;
  29import android.net.ConnectivityManager;
  30import android.net.Network;
  31import android.net.NetworkCapabilities;
  32import android.net.NetworkInfo;
  33import android.net.Uri;
  34import android.os.Binder;
  35import android.os.Build;
  36import android.os.Bundle;
  37import android.os.Environment;
  38import android.os.IBinder;
  39import android.os.Messenger;
  40import android.os.PowerManager;
  41import android.os.PowerManager.WakeLock;
  42import android.os.SystemClock;
  43import android.preference.PreferenceManager;
  44import android.provider.ContactsContract;
  45import android.provider.DocumentsContract;
  46import android.security.KeyChain;
  47import android.text.TextUtils;
  48import android.util.DisplayMetrics;
  49import android.util.Log;
  50import android.util.LruCache;
  51import android.util.Pair;
  52
  53import androidx.annotation.BoolRes;
  54import androidx.annotation.IntegerRes;
  55import androidx.annotation.NonNull;
  56import androidx.annotation.Nullable;
  57import androidx.core.app.RemoteInput;
  58import androidx.core.content.ContextCompat;
  59import androidx.core.util.Consumer;
  60
  61import com.cheogram.android.EmojiSearch;
  62import com.cheogram.android.WebxdcUpdate;
  63
  64import com.google.common.base.Objects;
  65import com.google.common.base.Optional;
  66import com.google.common.base.Strings;
  67import com.google.common.collect.Multimap;
  68import com.google.common.collect.Collections2;
  69import com.google.common.collect.Iterables;
  70import com.google.common.io.Files;
  71
  72import com.kedia.ogparser.JsoupProxy;
  73import com.kedia.ogparser.OpenGraphCallback;
  74import com.kedia.ogparser.OpenGraphParser;
  75import com.kedia.ogparser.OpenGraphResult;
  76
  77import org.conscrypt.Conscrypt;
  78import org.jxmpp.stringprep.libidn.LibIdnXmppStringprep;
  79import org.openintents.openpgp.IOpenPgpService2;
  80import org.openintents.openpgp.util.OpenPgpApi;
  81import org.openintents.openpgp.util.OpenPgpServiceConnection;
  82
  83import java.io.File;
  84import java.io.FileInputStream;
  85import java.io.IOException;
  86import java.net.URI;
  87import java.security.Security;
  88import java.security.cert.CertificateException;
  89import java.security.cert.X509Certificate;
  90import java.util.ArrayList;
  91import java.util.Arrays;
  92import java.util.Collection;
  93import java.util.Collections;
  94import java.util.HashMap;
  95import java.util.HashSet;
  96import java.util.Hashtable;
  97import java.util.Iterator;
  98import java.util.List;
  99import java.util.ListIterator;
 100import java.util.Map;
 101import java.util.Set;
 102import java.util.WeakHashMap;
 103import java.util.concurrent.CopyOnWriteArrayList;
 104import java.util.concurrent.CountDownLatch;
 105import java.util.concurrent.Executor;
 106import java.util.concurrent.Executors;
 107import java.util.concurrent.Semaphore;
 108import java.util.concurrent.RejectedExecutionException;
 109import java.util.concurrent.ScheduledExecutorService;
 110import java.util.concurrent.TimeUnit;
 111import java.util.concurrent.atomic.AtomicBoolean;
 112import java.util.concurrent.atomic.AtomicLong;
 113import java.util.concurrent.atomic.AtomicReference;
 114
 115import io.ipfs.cid.Cid;
 116
 117import eu.siacs.conversations.AppSettings;
 118import eu.siacs.conversations.Config;
 119import eu.siacs.conversations.R;
 120import eu.siacs.conversations.android.JabberIdContact;
 121import eu.siacs.conversations.crypto.OmemoSetting;
 122import eu.siacs.conversations.crypto.PgpDecryptionService;
 123import eu.siacs.conversations.crypto.PgpEngine;
 124import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 125import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 126import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
 127import eu.siacs.conversations.entities.Account;
 128import eu.siacs.conversations.entities.Blockable;
 129import eu.siacs.conversations.entities.Bookmark;
 130import eu.siacs.conversations.entities.Contact;
 131import eu.siacs.conversations.entities.Conversation;
 132import eu.siacs.conversations.entities.Conversational;
 133import eu.siacs.conversations.entities.DownloadableFile;
 134import eu.siacs.conversations.entities.Message;
 135import eu.siacs.conversations.entities.MucOptions;
 136import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 137import eu.siacs.conversations.entities.Presence;
 138import eu.siacs.conversations.entities.PresenceTemplate;
 139import eu.siacs.conversations.entities.Roster;
 140import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 141import eu.siacs.conversations.generator.AbstractGenerator;
 142import eu.siacs.conversations.generator.IqGenerator;
 143import eu.siacs.conversations.generator.MessageGenerator;
 144import eu.siacs.conversations.generator.PresenceGenerator;
 145import eu.siacs.conversations.http.HttpConnectionManager;
 146import eu.siacs.conversations.parser.AbstractParser;
 147import eu.siacs.conversations.parser.IqParser;
 148import eu.siacs.conversations.parser.MessageParser;
 149import eu.siacs.conversations.parser.PresenceParser;
 150import eu.siacs.conversations.persistance.DatabaseBackend;
 151import eu.siacs.conversations.persistance.FileBackend;
 152import eu.siacs.conversations.persistance.UnifiedPushDatabase;
 153import eu.siacs.conversations.receiver.SystemEventReceiver;
 154import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 155import eu.siacs.conversations.ui.ConversationsActivity;
 156import eu.siacs.conversations.ui.RtpSessionActivity;
 157import eu.siacs.conversations.ui.UiCallback;
 158import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 159import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 160import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 161import eu.siacs.conversations.utils.AccountUtils;
 162import eu.siacs.conversations.utils.Compatibility;
 163import eu.siacs.conversations.utils.ConversationsFileObserver;
 164import eu.siacs.conversations.utils.CryptoHelper;
 165import eu.siacs.conversations.utils.Emoticons;
 166import eu.siacs.conversations.utils.EasyOnboardingInvite;
 167import eu.siacs.conversations.utils.ExceptionHelper;
 168import eu.siacs.conversations.utils.FileUtils;
 169import eu.siacs.conversations.utils.MimeUtils;
 170import eu.siacs.conversations.utils.PhoneHelper;
 171import eu.siacs.conversations.utils.QuickLoader;
 172import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 173import eu.siacs.conversations.utils.ReplacingTaskManager;
 174import eu.siacs.conversations.utils.Resolver;
 175import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 176import eu.siacs.conversations.utils.StringUtils;
 177import eu.siacs.conversations.utils.TorServiceUtils;
 178import eu.siacs.conversations.utils.ThemeHelper;
 179import eu.siacs.conversations.utils.WakeLockHelper;
 180import eu.siacs.conversations.utils.XmppUri;
 181import eu.siacs.conversations.xml.Element;
 182import eu.siacs.conversations.xml.LocalizedContent;
 183import eu.siacs.conversations.xml.Namespace;
 184import eu.siacs.conversations.xmpp.InvalidJid;
 185import eu.siacs.conversations.xmpp.Jid;
 186import eu.siacs.conversations.xmpp.OnBindListener;
 187import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 188import eu.siacs.conversations.xmpp.OnGatewayResult;
 189import eu.siacs.conversations.xmpp.OnIqPacketReceived;
 190import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 191import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 192import eu.siacs.conversations.xmpp.OnMessagePacketReceived;
 193import eu.siacs.conversations.xmpp.OnPresencePacketReceived;
 194import eu.siacs.conversations.xmpp.OnStatusChanged;
 195import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 196import eu.siacs.conversations.xmpp.XmppConnection;
 197import eu.siacs.conversations.xmpp.chatstate.ChatState;
 198import eu.siacs.conversations.xmpp.forms.Data;
 199import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 200import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 201import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 202import eu.siacs.conversations.xmpp.jingle.Media;
 203import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 204import eu.siacs.conversations.xmpp.mam.MamReference;
 205import eu.siacs.conversations.xmpp.pep.Avatar;
 206import eu.siacs.conversations.xmpp.pep.PublishOptions;
 207import eu.siacs.conversations.xmpp.stanzas.IqPacket;
 208import eu.siacs.conversations.xmpp.stanzas.MessagePacket;
 209import eu.siacs.conversations.xmpp.stanzas.PresencePacket;
 210import me.leolin.shortcutbadger.ShortcutBadger;
 211
 212import okhttp3.HttpUrl;
 213import okhttp3.OkHttpClient;
 214
 215public class XmppConnectionService extends Service {
 216
 217    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 218    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 219    public static final String ACTION_SNOOZE = "snooze";
 220    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 221    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION = "clear_missed_call_notification";
 222    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 223    public static final String ACTION_TRY_AGAIN = "try_again";
 224
 225    public static final String ACTION_TEMPORARILY_DISABLE = "temporarily_disable";
 226    public static final String ACTION_PING = "ping";
 227    public static final String ACTION_IDLE_PING = "idle_ping";
 228    public static final String ACTION_INTERNAL_PING = "internal_ping";
 229    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 230    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 231    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 232    public static final String ACTION_END_CALL = "end_call";
 233    public static final String ACTION_STARTING_CALL = "starting_call";
 234    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 235    public static final String ACTION_CALL_INTEGRATION_SERVICE_STARTED = "call_integration_service_started";
 236    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 237    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS = "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 238    public static final String ACTION_QUICK_LOG = "eu.siacs.conversations.QUICK_LOG";
 239
 240    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 241
 242    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 243    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 244    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 245
 246    private final ScheduledExecutorService internalPingExecutor = Executors.newSingleThreadScheduledExecutor();
 247    private final static SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR = new SerialSingleThreadExecutor("VideoCompression");
 248    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 249    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 250    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 251    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 252    private final IBinder mBinder = new XmppConnectionBinder();
 253    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 254    private final IqGenerator mIqGenerator = new IqGenerator(this);
 255    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 256    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 257    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 258    private final OnIqPacketReceived mDefaultIqHandler = (account, packet) -> {
 259        if (packet.getType() != IqPacket.TYPE.RESULT) {
 260            Element error = packet.findChild("error");
 261            String text = error != null ? error.findChildContent("text") : null;
 262            if (text != null) {
 263                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received iq error - " + text);
 264            }
 265        }
 266    };
 267    public DatabaseBackend databaseBackend;
 268    private Multimap<String, String> mutedMucUsers;
 269    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 270    private final ReplacingSerialSingleThreadExecutor mStickerScanExecutor = new ReplacingSerialSingleThreadExecutor("StickerScan");
 271    private long mLastActivity = 0;
 272    private long mLastMucPing = 0;
 273    private Map<String, Message> mScheduledMessages = new HashMap<>();
 274    private long mLastStickerRescan = 0;
 275    private final FileBackend fileBackend = new FileBackend(this);
 276    private MemorizingTrustManager mMemorizingTrustManager;
 277    private final NotificationService mNotificationService = new NotificationService(this);
 278    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 279    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 280    private final ShortcutService mShortcutService = new ShortcutService(this);
 281    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 282    private final AtomicBoolean mOngoingVideoTranscoding = new AtomicBoolean(false);
 283    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 284    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 285    private final OnMessagePacketReceived mMessageParser = new MessageParser(this);
 286    private final OnPresencePacketReceived mPresenceParser = new PresenceParser(this);
 287    private final IqParser mIqParser = new IqParser(this);
 288    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 289    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 290        Conversation conversation = find(getConversations(), contact);
 291        if (conversation != null) {
 292            if (online) {
 293                if (contact.getPresences().size() == 1) {
 294                    sendUnsentMessages(conversation);
 295                }
 296            }
 297        }
 298    };
 299    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 300    private List<Account> accounts;
 301    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 302    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 303    private final AvatarService mAvatarService = new AvatarService(this);
 304    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 305    private final PushManagementService mPushManagementService = new PushManagementService(this);
 306    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 307    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 308            Environment.getExternalStorageDirectory().getAbsolutePath()
 309    ) {
 310        @Override
 311        public void onEvent(final int event, final File file) {
 312            markFileDeleted(file);
 313        }
 314    };
 315    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 316
 317        @Override
 318        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 319            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 320                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 321                mJingleConnectionManager.updateProposedSessionDiscovered(
 322                        account,
 323                        to,
 324                        sessionId,
 325                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 326                );
 327            }
 328
 329
 330            final Jid bare = to.asBareJid();
 331
 332            for (final Conversation conversation : getConversations()) {
 333                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 334                    final Message message = conversation.findUnsentMessageWithUuid(id);
 335                    if (message != null) {
 336                        message.setStatus(Message.STATUS_SEND);
 337                        message.setErrorMessage(null);
 338                        databaseBackend.updateMessage(message, false);
 339                        return true;
 340                    }
 341                }
 342            }
 343            return false;
 344        }
 345    };
 346
 347    private final AtomicBoolean diallerIntegrationActive = new AtomicBoolean(false);
 348
 349    public void setDiallerIntegrationActive(boolean active) {
 350      diallerIntegrationActive.set(active);
 351    }
 352
 353    private boolean destroyed = false;
 354
 355    private int unreadCount = -1;
 356
 357    //Ui callback listeners
 358    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 359    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 360    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 361    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 362    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 363    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 364    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 365    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 366    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 367
 368    private final Object LISTENER_LOCK = new Object();
 369
 370
 371    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 372
 373
 374    private final OnBindListener mOnBindListener = new OnBindListener() {
 375
 376        @Override
 377        public void onBind(final Account account) {
 378            synchronized (mInProgressAvatarFetches) {
 379                for (Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
 380                    final String KEY = iterator.next();
 381                    if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
 382                        iterator.remove();
 383                    }
 384                }
 385            }
 386            boolean loggedInSuccessfully = account.setOption(Account.OPTION_LOGGED_IN_SUCCESSFULLY, true);
 387            boolean gainedFeature = account.setOption(Account.OPTION_HTTP_UPLOAD_AVAILABLE, account.getXmppConnection().getFeatures().httpUpload(0));
 388            if (loggedInSuccessfully || gainedFeature) {
 389                databaseBackend.updateAccount(account);
 390            }
 391
 392            if (loggedInSuccessfully) {
 393                if (!TextUtils.isEmpty(account.getDisplayName())) {
 394                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": display name wasn't empty on first log in. publishing");
 395                    publishDisplayName(account);
 396                }
 397            }
 398
 399            account.getRoster().clearPresences();
 400            synchronized (account.inProgressConferenceJoins) {
 401                account.inProgressConferenceJoins.clear();
 402            }
 403            synchronized (account.inProgressConferencePings) {
 404                account.inProgressConferencePings.clear();
 405            }
 406            mJingleConnectionManager.notifyRebound(account);
 407            mQuickConversationsService.considerSyncBackground(false);
 408            fetchRosterFromServer(account);
 409
 410            final XmppConnection connection = account.getXmppConnection();
 411
 412            if (connection.getFeatures().bookmarks2()) {
 413                fetchBookmarks2(account);
 414            } else if (!account.getXmppConnection().getFeatures().bookmarksConversion()) {
 415                fetchBookmarks(account);
 416            }
 417
 418            if (connection.getFeatures().mds()) {
 419                fetchMessageDisplayedSynchronization(account);
 420            } else {
 421                Log.d(Config.LOGTAG,account.getJid()+": server has no support for mds");
 422            }
 423            final boolean flexible = account.getXmppConnection().getFeatures().flexibleOfflineMessageRetrieval();
 424            final boolean catchup = getMessageArchiveService().inCatchup(account);
 425            final boolean trackOfflineMessageRetrieval;
 426            if (flexible && catchup && account.getXmppConnection().isMamPreferenceAlways()) {
 427                trackOfflineMessageRetrieval = false;
 428                sendIqPacket(account, mIqGenerator.purgeOfflineMessages(), (acc, packet) -> {
 429                    if (packet.getType() == IqPacket.TYPE.RESULT) {
 430                        Log.d(Config.LOGTAG, acc.getJid().asBareJid() + ": successfully purged offline messages");
 431                    }
 432                });
 433            } else {
 434                trackOfflineMessageRetrieval = true;
 435            }
 436            sendPresence(account);
 437            account.getXmppConnection().trackOfflineMessageRetrieval(trackOfflineMessageRetrieval);
 438            if (mPushManagementService.available(account)) {
 439                mPushManagementService.registerPushTokenOnServer(account);
 440            }
 441            connectMultiModeConversations(account);
 442            syncDirtyContacts(account);
 443
 444            unifiedPushBroker.renewUnifiedPushEndpointsOnBind(account);
 445        }
 446    };
 447
 448    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 449    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 450    private final OnStatusChanged statusListener = new OnStatusChanged() {
 451
 452        @Override
 453        public void onStatusChanged(final Account account) {
 454            XmppConnection connection = account.getXmppConnection();
 455            updateAccountUi();
 456
 457            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 458                mQuickConversationsService.signalAccountStateChange();
 459            }
 460
 461            if (account.getStatus() == Account.State.ONLINE) {
 462                synchronized (mLowPingTimeoutMode) {
 463                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 464                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 465                    }
 466                }
 467                if (account.setShowErrorNotification(true)) {
 468                    databaseBackend.updateAccount(account);
 469                }
 470                mMessageArchiveService.executePendingQueries(account);
 471                if (connection != null && connection.getFeatures().csi()) {
 472                    if (checkListeners()) {
 473                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 474                        connection.sendInactive();
 475                    } else {
 476                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 477                        connection.sendActive();
 478                    }
 479                }
 480                List<Conversation> conversations = getConversations();
 481                for (Conversation conversation : conversations) {
 482                    final boolean inProgressJoin;
 483                    synchronized (account.inProgressConferenceJoins) {
 484                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 485                    }
 486                    final boolean pendingJoin;
 487                    synchronized (account.pendingConferenceJoins) {
 488                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 489                    }
 490                    if (conversation.getAccount() == account
 491                            && !pendingJoin
 492                            && !inProgressJoin) {
 493                        sendUnsentMessages(conversation);
 494                    }
 495                }
 496                final List<Conversation> pendingLeaves;
 497                synchronized (account.pendingConferenceLeaves) {
 498                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 499                    account.pendingConferenceLeaves.clear();
 500
 501                }
 502                for (Conversation conversation : pendingLeaves) {
 503                    leaveMuc(conversation);
 504                }
 505                final List<Conversation> pendingJoins;
 506                synchronized (account.pendingConferenceJoins) {
 507                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 508                    account.pendingConferenceJoins.clear();
 509                }
 510                for (Conversation conversation : pendingJoins) {
 511                    joinMuc(conversation);
 512                }
 513                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 514            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED || account.getStatus() == Account.State.LOGGED_OUT) {
 515                resetSendingToWaiting(account);
 516                if (account.isConnectionEnabled() && isInLowPingTimeoutMode(account)) {
 517                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 518                    reconnectAccount(account, true, false);
 519                } else {
 520                    final int timeToReconnect = SECURE_RANDOM.nextInt(10) + 2;
 521                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 522                }
 523            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 524                databaseBackend.updateAccount(account);
 525                reconnectAccount(account, true, false);
 526            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 527                resetSendingToWaiting(account);
 528                if (connection != null && account.getStatus().isAttemptReconnect()) {
 529                    final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST
 530                            || hasJingleRtpConnection(account);
 531                    final int next = connection.getTimeToNextAttempt(aggressive);
 532                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 533                    if (next <= 0) {
 534                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 535                        reconnectAccount(account, true, false);
 536                    } else {
 537                        final int attempt = connection.getAttempt() + 1;
 538                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode+", aggressive="+aggressive);
 539                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 540                        if (aggressive) {
 541                            internalPingExecutor.schedule(
 542                                    XmppConnectionService.this::manageAccountConnectionStatesInternal,
 543                                    (next * 1000L) + 50,
 544                                    TimeUnit.MILLISECONDS
 545                            );
 546                        }
 547                    }
 548                }
 549            }
 550            getNotificationService().updateErrorNotification();
 551        }
 552    };
 553    private OpenPgpServiceConnection pgpServiceConnection;
 554    private PgpEngine mPgpEngine = null;
 555    private WakeLock wakeLock;
 556    private LruCache<String, Drawable> mDrawableCache;
 557    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 558    private final BroadcastReceiver mInternalRestrictedEventReceiver = new RestrictedEventReceiver(Arrays.asList(TorServiceUtils.ACTION_STATUS));
 559    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 560    private EmojiSearch emojiSearch = null;
 561
 562    private static String generateFetchKey(Account account, final Avatar avatar) {
 563        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 564    }
 565
 566    private boolean isInLowPingTimeoutMode(Account account) {
 567        synchronized (mLowPingTimeoutMode) {
 568            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 569        }
 570    }
 571
 572    public void startOngoingVideoTranscodingForegroundNotification() {
 573        mOngoingVideoTranscoding.set(true);
 574        toggleForegroundService();
 575    }
 576
 577    public void stopOngoingVideoTranscodingForegroundNotification() {
 578        mOngoingVideoTranscoding.set(false);
 579        toggleForegroundService();
 580    }
 581
 582    public boolean areMessagesInitialized() {
 583        return this.restoredFromDatabaseLatch.getCount() == 0;
 584    }
 585
 586    public PgpEngine getPgpEngine() {
 587        if (!Config.supportOpenPgp()) {
 588            return null;
 589        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 590            if (this.mPgpEngine == null) {
 591                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 592                        getApplicationContext(),
 593                        pgpServiceConnection.getService()), this);
 594            }
 595            return mPgpEngine;
 596        } else {
 597            return null;
 598        }
 599
 600    }
 601
 602    public OpenPgpApi getOpenPgpApi() {
 603        if (!Config.supportOpenPgp()) {
 604            return null;
 605        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 606            return new OpenPgpApi(this, pgpServiceConnection.getService());
 607        } else {
 608            return null;
 609        }
 610    }
 611
 612    public FileBackend getFileBackend() {
 613        return this.fileBackend;
 614    }
 615
 616    public DownloadableFile getFileForCid(Cid cid) {
 617        return this.databaseBackend.getFileForCid(cid);
 618    }
 619
 620    public String getUrlForCid(Cid cid) {
 621        return this.databaseBackend.getUrlForCid(cid);
 622    }
 623
 624    public void saveCid(Cid cid, File file) throws BlockedMediaException {
 625        saveCid(cid, file, null);
 626    }
 627
 628    public void saveCid(Cid cid, File file, String url) throws BlockedMediaException {
 629        if (this.databaseBackend.isBlockedMedia(cid)) {
 630            throw new BlockedMediaException();
 631        }
 632        this.databaseBackend.saveCid(cid, file, url);
 633    }
 634
 635    public boolean muteMucUser(MucOptions.User user) {
 636        boolean muted = databaseBackend.muteMucUser(user);
 637        if (!muted) return false;
 638        mutedMucUsers.put(user.getMuc().toString(), user.getOccupantId());
 639        return true;
 640    }
 641
 642    public boolean unmuteMucUser(MucOptions.User user) {
 643        boolean unmuted = databaseBackend.unmuteMucUser(user);
 644        if (!unmuted) return false;
 645        mutedMucUsers.remove(user.getMuc().toString(), user.getOccupantId());
 646        return true;
 647    }
 648
 649    public boolean isMucUserMuted(MucOptions.User user) {
 650        return mutedMucUsers.containsEntry("" + user.getMuc(), user.getOccupantId());
 651    }
 652
 653    public void blockMedia(File f) {
 654        try {
 655            Cid[] cids = getFileBackend().calculateCids(new FileInputStream(f));
 656            for (Cid cid : cids) {
 657                blockMedia(cid);
 658            }
 659        } catch (final IOException e) { }
 660    }
 661
 662    public void blockMedia(Cid cid) {
 663        this.databaseBackend.blockMedia(cid);
 664    }
 665
 666    public void clearBlockedMedia() {
 667        this.databaseBackend.clearBlockedMedia();
 668    }
 669
 670    public Message getMessage(Conversation conversation, String uuid) {
 671        return this.databaseBackend.getMessage(conversation, uuid);
 672    }
 673
 674    public Map<String, Message> getMessageFuzzyIds(Conversation conversation, Collection<String> ids) {
 675        return this.databaseBackend.getMessageFuzzyIds(conversation, ids);
 676    }
 677
 678    public void insertWebxdcUpdate(final WebxdcUpdate update) {
 679        this.databaseBackend.insertWebxdcUpdate(update);
 680    }
 681
 682    public WebxdcUpdate findLastWebxdcUpdate(Message message) {
 683        return this.databaseBackend.findLastWebxdcUpdate(message);
 684    }
 685
 686    public List<WebxdcUpdate> findWebxdcUpdates(Message message, long serial) {
 687        return this.databaseBackend.findWebxdcUpdates(message, serial);
 688    }
 689
 690    public AvatarService getAvatarService() {
 691        return this.mAvatarService;
 692    }
 693
 694    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final String subject, final UiCallback<Message> callback) {
 695        int encryption = conversation.getNextEncryption();
 696        if (encryption == Message.ENCRYPTION_PGP) {
 697            encryption = Message.ENCRYPTION_DECRYPTED;
 698        }
 699        Message message = new Message(conversation, uri.toString(), encryption);
 700        if (subject != null && subject.length() > 0) message.setSubject(subject);
 701        message.setThread(conversation.getThread());
 702        Message.configurePrivateMessage(message);
 703        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 704            getPgpEngine().encrypt(message, callback);
 705        } else {
 706            sendMessage(message);
 707            callback.success(message);
 708        }
 709    }
 710
 711    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final String subject, final UiCallback<Message> callback) {
 712        final Message message;
 713        if (conversation.getReplyTo() == null) {
 714            message = new Message(conversation, "", conversation.getNextEncryption());
 715        } else {
 716            message = conversation.getReplyTo().reply();
 717            message.setEncryption(conversation.getNextEncryption());
 718        }
 719        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 720            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
 721        }
 722        if (subject.length() > 0) message.setSubject(subject);
 723        if (subject != null && subject.length() > 0) message.setSubject(subject);
 724        message.setThread(conversation.getThread());
 725        if (!Message.configurePrivateFileMessage(message)) {
 726            message.setCounterpart(conversation.getNextCounterpart());
 727            message.setType(Message.TYPE_FILE);
 728        }
 729        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 730        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 731        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 732        if (runnable.isVideoMessage()) {
 733            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 734        } else {
 735            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 736        }
 737    }
 738
 739    public void attachImageToConversation(final Conversation conversation, final Uri uri, final String type, final String subject, final UiCallback<Message> callback) {
 740        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 741        final String compressPictures = getCompressPicturesPreference();
 742
 743        if ("never".equals(compressPictures)
 744                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 745                || (mimeType != null && mimeType.endsWith("/gif"))
 746                || getFileBackend().unusualBounds(uri)) {
 747            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 748            attachFileToConversation(conversation, uri, mimeType, subject, callback);
 749            return;
 750        }
 751        final Message message;
 752
 753        if (conversation.getReplyTo() == null) {
 754            message = new Message(conversation, "", conversation.getNextEncryption());
 755        } else {
 756            message = conversation.getReplyTo().reply();
 757            message.setEncryption(conversation.getNextEncryption());
 758        }
 759        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 760            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
 761        }
 762        if (subject != null && subject.length() > 0) message.setSubject(subject);
 763        message.setThread(conversation.getThread());
 764        if (!Message.configurePrivateFileMessage(message)) {
 765            message.setCounterpart(conversation.getNextCounterpart());
 766            message.setType(Message.TYPE_IMAGE);
 767        }
 768        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 769        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 770            try {
 771                getFileBackend().copyImageToPrivateStorage(message, uri);
 772            } catch (FileBackend.ImageCompressionException e) {
 773                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 774                attachFileToConversation(conversation, uri, mimeType, subject, callback);
 775                return;
 776            } catch (final FileBackend.FileCopyException e) {
 777                callback.error(e.getResId(), message);
 778                return;
 779            }
 780            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 781                final PgpEngine pgpEngine = getPgpEngine();
 782                if (pgpEngine != null) {
 783                    pgpEngine.encrypt(message, callback);
 784                } else if (callback != null) {
 785                    callback.error(R.string.unable_to_connect_to_keychain, null);
 786                }
 787            } else {
 788                sendMessage(message);
 789                callback.success(message);
 790            }
 791        });
 792    }
 793
 794    private File stickerDir() {
 795        SharedPreferences p = PreferenceManager.getDefaultSharedPreferences(getBaseContext());
 796        final String dir = p.getString("sticker_directory", "Stickers");
 797        if (dir.startsWith("content://")) {
 798            Uri uri = Uri.parse(dir);
 799            uri = DocumentsContract.buildDocumentUriUsingTree(uri, DocumentsContract.getTreeDocumentId(uri));
 800            return new File(FileUtils.getPath(getBaseContext(), uri));
 801        } else {
 802            return new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES) + "/" + dir);
 803        }
 804    }
 805
 806    public void rescanStickers() {
 807        long msToRescan = (mLastStickerRescan + 600000L) - SystemClock.elapsedRealtime();
 808        if (msToRescan > 0) return;
 809        Log.d(Config.LOGTAG, "rescanStickers");
 810
 811        mLastStickerRescan = SystemClock.elapsedRealtime();
 812        mStickerScanExecutor.execute(() -> {
 813            Thread.currentThread().setPriority(Thread.MIN_PRIORITY);
 814            try {
 815                for (File file : Files.fileTraverser().breadthFirst(stickerDir())) {
 816                    try {
 817                        if (file.isFile() && file.canRead()) {
 818                            DownloadableFile df = new DownloadableFile(file.getAbsolutePath());
 819                            Drawable icon = fileBackend.getThumbnail(df, getResources(), (int) (getResources().getDisplayMetrics().density * 288), false);
 820                            final String filename = Files.getNameWithoutExtension(df.getName());
 821                            Cid[] cids = fileBackend.calculateCids(new FileInputStream(df));
 822                            for (Cid cid : cids) {
 823                                saveCid(cid, file);
 824                            }
 825                            emojiSearch.addEmoji(new EmojiSearch.CustomEmoji(filename, cids[0].toString(), icon, file.getParentFile().getName()));
 826                        }
 827                    } catch (final Exception e) {
 828                        Log.w(Config.LOGTAG, "rescanStickers: " + e);
 829                    }
 830                }
 831            } catch (final Exception e) {
 832                Log.w(Config.LOGTAG, "rescanStickers: " + e);
 833            }
 834        });
 835    }
 836
 837    protected void cleanupCache() {
 838         mStickerScanExecutor.execute(() -> {
 839            Thread.currentThread().setPriority(Thread.MIN_PRIORITY);
 840            final var now = System.currentTimeMillis();
 841            try {
 842                for (File file : Files.fileTraverser().breadthFirst(getCacheDir())) {
 843                    if (file.isFile() && file.canRead() && file.canWrite()) {
 844                        final var attrs = java.nio.file.Files.readAttributes(file.toPath(), java.nio.file.attribute.BasicFileAttributes.class);
 845                        if ((now - attrs.lastAccessTime().toMillis()) > 1000 * 60 * 60 * 24 * 30) {
 846                            Log.d(Config.LOGTAG, "cleanupCache removing file not used in one week: " + file);
 847                            file.delete();
 848                        }
 849                    }
 850                }
 851            } catch (final Exception e) {
 852                Log.w(Config.LOGTAG, "cleanupCache " + e);
 853            }
 854        });
 855    }
 856
 857    public EmojiSearch emojiSearch() {
 858        return emojiSearch;
 859    }
 860
 861    public Conversation find(Bookmark bookmark) {
 862        return find(bookmark.getAccount(), bookmark.getJid());
 863    }
 864
 865    public Conversation find(final Account account, final Jid jid) {
 866        return find(getConversations(), account, jid);
 867    }
 868
 869    public boolean isMuc(final Account account, final Jid jid) {
 870        final Conversation c = find(account, jid);
 871        return c != null && c.getMode() == Conversational.MODE_MULTI;
 872    }
 873
 874    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 875        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 876    }
 877
 878    @Override
 879    public int onStartCommand(final Intent intent, int flags, int startId) {
 880        final String action = Strings.nullToEmpty(intent == null ? null : intent.getAction());
 881        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(SystemEventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 882        if (needsForegroundService) {
 883            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 884            toggleForegroundService(true, action.equals(ACTION_STARTING_CALL));
 885        }
 886        final String uuid = intent == null ? null : intent.getStringExtra("uuid");
 887        switch (action) {
 888            case QuickConversationsService.SMS_RETRIEVED_ACTION:
 889                mQuickConversationsService.handleSmsReceived(intent);
 890                break;
 891            case ConnectivityManager.CONNECTIVITY_ACTION:
 892                if (hasInternetConnection()) {
 893                    if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 894                        schedulePostConnectivityChange();
 895                    }
 896                    if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 897                        resetAllAttemptCounts(true, false);
 898                    }
 899                    Resolver.clearCache();
 900                }
 901                break;
 902            case Intent.ACTION_SHUTDOWN:
 903                logoutAndSave(true);
 904                return START_NOT_STICKY;
 905            case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 906                mNotificationExecutor.execute(() -> {
 907                    try {
 908                        final Conversation c = findConversationByUuid(uuid);
 909                        if (c != null) {
 910                            mNotificationService.clearMessages(c);
 911                        } else {
 912                            mNotificationService.clearMessages();
 913                        }
 914                        restoredFromDatabaseLatch.await();
 915
 916                    } catch (InterruptedException e) {
 917                        Log.d(Config.LOGTAG, "unable to process clear message notification");
 918                    }
 919                });
 920                break;
 921            case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 922                mNotificationExecutor.execute(() -> {
 923                    try {
 924                        final Conversation c = findConversationByUuid(uuid);
 925                        if (c != null) {
 926                            mNotificationService.clearMissedCalls(c);
 927                        } else {
 928                            mNotificationService.clearMissedCalls();
 929                        }
 930                        restoredFromDatabaseLatch.await();
 931
 932                    } catch (InterruptedException e) {
 933                        Log.d(Config.LOGTAG, "unable to process clear missed call notification");
 934                    }
 935                });
 936                break;
 937            case ACTION_DISMISS_CALL: {
 938                if (intent == null) {
 939                    break;
 940                }
 941                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 942                Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 943                mJingleConnectionManager.rejectRtpSession(sessionId);
 944                break;
 945            }
 946            case TorServiceUtils.ACTION_STATUS:
 947                final String status = intent == null ? null : intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 948                //TODO port and host are in 'extras' - but this may not be a reliable source?
 949                if ("ON".equals(status)) {
 950                    handleOrbotStartedEvent();
 951                    return START_STICKY;
 952                }
 953                break;
 954            case ACTION_END_CALL: {
 955                if (intent == null) {
 956                    break;
 957                }
 958                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 959                Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 960                mJingleConnectionManager.endRtpSession(sessionId);
 961            }
 962            break;
 963            case ACTION_PROVISION_ACCOUNT: {
 964                if (intent == null) {
 965                    break;
 966                }
 967                final String address = intent.getStringExtra("address");
 968                final String password = intent.getStringExtra("password");
 969                if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 970                    break;
 971                }
 972                provisionAccount(address, password);
 973                break;
 974            }
 975            case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 976                dismissErrorNotifications();
 977                break;
 978            case ACTION_TRY_AGAIN:
 979                resetAllAttemptCounts(false, true);
 980                break;
 981            case ACTION_REPLY_TO_CONVERSATION:
 982                final Bundle remoteInput = intent == null ? null : RemoteInput.getResultsFromIntent(intent);
 983                if (remoteInput == null) {
 984                    break;
 985                }
 986                final CharSequence body = remoteInput.getCharSequence("text_reply");
 987                final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 988                final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 989                if (body == null || body.length() <= 0) {
 990                    break;
 991                }
 992                mNotificationExecutor.execute(() -> {
 993                    try {
 994                        restoredFromDatabaseLatch.await();
 995                        final Conversation c = findConversationByUuid(uuid);
 996                        if (c != null) {
 997                            directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 998                        }
 999                    } catch (InterruptedException e) {
1000                        Log.d(Config.LOGTAG, "unable to process direct reply");
1001                    }
1002                });
1003                break;
1004            case ACTION_MARK_AS_READ:
1005                mNotificationExecutor.execute(() -> {
1006                    final Conversation c = findConversationByUuid(uuid);
1007                    if (c == null) {
1008                        Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
1009                        return;
1010                    }
1011                    try {
1012                        restoredFromDatabaseLatch.await();
1013                        sendReadMarker(c, null);
1014                    } catch (InterruptedException e) {
1015                        Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
1016                    }
1017
1018                });
1019                break;
1020            case ACTION_SNOOZE:
1021                mNotificationExecutor.execute(() -> {
1022                    final Conversation c = findConversationByUuid(uuid);
1023                    if (c == null) {
1024                        Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
1025                        return;
1026                    }
1027                    c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
1028                    mNotificationService.clearMessages(c);
1029                    updateConversation(c);
1030                });
1031            case AudioManager.RINGER_MODE_CHANGED_ACTION:
1032            case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
1033                if (dndOnSilentMode()) {
1034                    refreshAllPresences();
1035                }
1036                break;
1037            case Intent.ACTION_SCREEN_ON:
1038                deactivateGracePeriod();
1039            case Intent.ACTION_USER_PRESENT:
1040            case Intent.ACTION_SCREEN_OFF:
1041                if (awayWhenScreenLocked()) {
1042                    refreshAllPresences();
1043                }
1044                break;
1045            case ACTION_FCM_TOKEN_REFRESH:
1046                refreshAllFcmTokens();
1047                break;
1048            case ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS:
1049                if (intent == null) {
1050                    break;
1051                }
1052                final String instance = intent.getStringExtra("instance");
1053                final String application = intent.getStringExtra("application");
1054                final Messenger messenger = intent.getParcelableExtra("messenger");
1055                final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger;
1056                if (messenger != null && application != null && instance != null) {
1057                    pushTargetMessenger = new UnifiedPushBroker.PushTargetMessenger(new UnifiedPushDatabase.PushTarget(application, instance),messenger);
1058                    Log.d(Config.LOGTAG,"found push target messenger");
1059                } else {
1060                    pushTargetMessenger = null;
1061                }
1062                final Optional<UnifiedPushBroker.Transport> transport = renewUnifiedPushEndpoints(pushTargetMessenger);
1063                if (instance != null && transport.isPresent()) {
1064                    unifiedPushBroker.rebroadcastEndpoint(messenger, instance, transport.get());
1065                }
1066                break;
1067            case ACTION_IDLE_PING:
1068                scheduleNextIdlePing();
1069                break;
1070            case ACTION_FCM_MESSAGE_RECEIVED:
1071                Log.d(Config.LOGTAG, "push message arrived in service. account");
1072                break;
1073            case ACTION_QUICK_LOG:
1074                final String message = intent == null ? null : intent.getStringExtra("message");
1075                if (message != null && Config.QUICK_LOG) {
1076                    quickLog(message);
1077                }
1078                break;
1079            case Intent.ACTION_SEND:
1080                final Uri uri = intent == null ? null : intent.getData();
1081                if (uri != null) {
1082                    Log.d(Config.LOGTAG, "received uri permission for " + uri);
1083                }
1084                return START_STICKY;
1085            case ACTION_TEMPORARILY_DISABLE:
1086                toggleSoftDisabled(true);
1087                if (checkListeners()) {
1088                    stopSelf();
1089                }
1090                return START_NOT_STICKY;
1091        }
1092        sendScheduledMessages();
1093        final var extras =  intent == null ? null : intent.getExtras();
1094        try {
1095            internalPingExecutor.execute(() -> manageAccountConnectionStates(action, extras));
1096        } catch (final RejectedExecutionException e) {
1097            Log.e(Config.LOGTAG, "can not schedule connection states manager");
1098        }
1099        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
1100            expireOldMessages();
1101        }
1102        return START_STICKY;
1103    }
1104
1105    private void quickLog(final String message) {
1106        if (Strings.isNullOrEmpty(message)) {
1107            return;
1108        }
1109        final Account account = AccountUtils.getFirstEnabled(this);
1110        if (account == null) {
1111            return;
1112        }
1113        final Conversation conversation =
1114                findOrCreateConversation(account, Config.BUG_REPORTS, false, true);
1115        final Message report = new Message(conversation, message, Message.ENCRYPTION_NONE);
1116        report.setStatus(Message.STATUS_RECEIVED);
1117        conversation.add(report);
1118        databaseBackend.createMessage(report);
1119        updateConversationUi();
1120    }
1121
1122    private void manageAccountConnectionStatesInternal() {
1123        manageAccountConnectionStates(ACTION_INTERNAL_PING, null);
1124    }
1125
1126    private synchronized void manageAccountConnectionStates(
1127            final String action, final Bundle extras) {
1128        final String pushedAccountHash = extras == null ? null : extras.getString("account");
1129        final boolean interactive = java.util.Objects.equals(ACTION_TRY_AGAIN, action);
1130        WakeLockHelper.acquire(wakeLock);
1131        boolean pingNow =
1132                ConnectivityManager.CONNECTIVITY_ACTION.equals(action)
1133                        || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0
1134                                && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
1135        final HashSet<Account> pingCandidates = new HashSet<>();
1136        final String androidId = pushedAccountHash == null ? null : PhoneHelper.getAndroidId(this);
1137        for (final Account account : accounts) {
1138            final boolean pushWasMeantForThisAccount =
1139                    androidId != null
1140                            && CryptoHelper.getAccountFingerprint(account, androidId)
1141                                    .equals(pushedAccountHash);
1142            pingNow |=
1143                    processAccountState(
1144                            account,
1145                            interactive,
1146                            "ui".equals(action),
1147                            pushWasMeantForThisAccount,
1148                            pingCandidates);
1149        }
1150        if (pingNow) {
1151            for (final Account account : pingCandidates) {
1152                final boolean lowTimeout = isInLowPingTimeoutMode(account);
1153                account.getXmppConnection().sendPing();
1154                Log.d(
1155                        Config.LOGTAG,
1156                        account.getJid().asBareJid()
1157                                + " send ping (action="
1158                                + action
1159                                + ",lowTimeout="
1160                                + lowTimeout
1161                                + ")");
1162                scheduleWakeUpCall(
1163                        lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT,
1164                        account.getUuid().hashCode());
1165            }
1166            long msToMucPing = (mLastMucPing + (Config.PING_MAX_INTERVAL * 2000L)) - SystemClock.elapsedRealtime();
1167            if (msToMucPing <= 0) {
1168                Log.d(Config.LOGTAG, "ping MUCs");
1169                mLastMucPing = SystemClock.elapsedRealtime();
1170                for (Conversation c : getConversations()) {
1171                    if (c.getMode() == Conversation.MODE_MULTI && (c.getMucOptions().online() || c.getMucOptions().getError() == MucOptions.Error.SHUTDOWN)) {
1172                        mucSelfPingAndRejoin(c);
1173                    }
1174                }
1175            }
1176        }
1177        WakeLockHelper.release(wakeLock);
1178    }
1179
1180    private void sendScheduledMessages() {
1181        Log.d(Config.LOGTAG, "looking for and sending scheduled messages");
1182
1183        for (final var message : new ArrayList<>(mScheduledMessages.values())) {
1184            if (message.getTimeSent() > System.currentTimeMillis()) continue;
1185
1186            final var conversation = message.getConversation();
1187            final var account = conversation.getAccount();
1188            final boolean inProgressJoin;
1189            synchronized (account.inProgressConferenceJoins) {
1190                inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
1191            }
1192            final boolean pendingJoin;
1193            synchronized (account.pendingConferenceJoins) {
1194                pendingJoin = account.pendingConferenceJoins.contains(conversation);
1195            }
1196            if (conversation.getAccount() == account
1197                    && !pendingJoin
1198                    && !inProgressJoin) {
1199                resendMessage(message, false);
1200            }
1201        }
1202    }
1203
1204    private void handleOrbotStartedEvent() {
1205        for (final Account account : accounts) {
1206            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
1207                reconnectAccount(account, true, false);
1208            }
1209        }
1210    }
1211
1212    private boolean processAccountState(final Account account, final boolean interactive, final boolean isUiAction, final boolean isAccountPushed, final HashSet<Account> pingCandidates) {
1213        if (!account.getStatus().isAttemptReconnect()) {
1214            return false;
1215        }
1216        if (!hasInternetConnection()) {
1217            account.setStatus(Account.State.NO_INTERNET);
1218            statusListener.onStatusChanged(account);
1219        } else {
1220            if (account.getStatus() == Account.State.NO_INTERNET) {
1221                account.setStatus(Account.State.OFFLINE);
1222                statusListener.onStatusChanged(account);
1223            }
1224            if (account.getStatus() == Account.State.ONLINE) {
1225                synchronized (mLowPingTimeoutMode) {
1226                    long lastReceived = account.getXmppConnection().getLastPacketReceived();
1227                    long lastSent = account.getXmppConnection().getLastPingSent();
1228                    long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
1229                    long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
1230                    int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
1231                    long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
1232                    if (lastSent > lastReceived) {
1233                        if (pingTimeoutIn < 0) {
1234                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
1235                            this.reconnectAccount(account, true, interactive);
1236                        } else {
1237                            int secs = (int) (pingTimeoutIn / 1000);
1238                            this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
1239                        }
1240                    } else {
1241                        pingCandidates.add(account);
1242                        if (isAccountPushed) {
1243                            if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
1244                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
1245                            }
1246                            return true;
1247                        } else if (msToNextPing <= 0) {
1248                            return true;
1249                        } else {
1250                            this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
1251                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
1252                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
1253                            }
1254                        }
1255                    }
1256                }
1257            } else if (account.getStatus() == Account.State.OFFLINE) {
1258                reconnectAccount(account, true, interactive);
1259            } else if (account.getStatus() == Account.State.CONNECTING) {
1260                long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
1261                long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
1262                long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
1263                long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
1264                if (!areMessagesInitialized()) return false; // No point in thrashing a reconnect while still loading
1265                if (timeout < 0) {
1266                    Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
1267                    account.getXmppConnection().resetAttemptCount(false);
1268                    reconnectAccount(account, true, interactive);
1269                } else if (discoTimeout < 0) {
1270                    account.getXmppConnection().sendDiscoTimeout();
1271                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1272                } else {
1273                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1274                }
1275            } else {
1276                final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST || hasJingleRtpConnection(account);
1277                if (account.getXmppConnection().getTimeToNextAttempt(aggressive) <= 0) {
1278                    reconnectAccount(account, true, interactive);
1279                }
1280            }
1281        }
1282        return false;
1283    }
1284
1285    private void toggleSoftDisabled(final boolean softDisabled) {
1286        for(final Account account : this.accounts) {
1287            if (account.isEnabled()) {
1288                if (account.setOption(Account.OPTION_SOFT_DISABLED, softDisabled)) {
1289                    updateAccount(account);
1290                }
1291            }
1292        }
1293    }
1294
1295    public boolean processUnifiedPushMessage(final Account account, final Jid transport, final Element push) {
1296        return unifiedPushBroker.processPushMessage(account, transport, push);
1297    }
1298
1299    public void reinitializeMuclumbusService() {
1300        mChannelDiscoveryService.initializeMuclumbusService();
1301    }
1302
1303    public void discoverChannels(String query, ChannelDiscoveryService.Method method, Map<Jid, Account> mucServices, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
1304        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, mucServices, onChannelSearchResultsFound);
1305    }
1306
1307    public boolean isDataSaverDisabled() {
1308        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
1309            return true;
1310        }
1311        final ConnectivityManager connectivityManager = getSystemService(ConnectivityManager.class);
1312        return !Compatibility.isActiveNetworkMetered(connectivityManager)
1313                || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1314                        == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1315    }
1316
1317    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
1318        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1319        Message message = new Message(conversation, body, conversation.getNextEncryption());
1320        if (inReplyTo != null) {
1321            if (Emoticons.isEmoji(body)) {
1322                message = inReplyTo.react(body);
1323            } else {
1324                message = inReplyTo.reply();
1325            }
1326            message.clearFallbacks("urn:xmpp:reply:0");
1327            message.setBody(body);
1328            message.setEncryption(conversation.getNextEncryption());
1329        }
1330        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1331            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1332        }
1333        message.markUnread();
1334        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1335            getPgpEngine().encrypt(message, new UiCallback<Message>() {
1336                @Override
1337                public void success(Message message) {
1338                    if (dismissAfterReply) {
1339                        markRead((Conversation) message.getConversation(), true);
1340                    } else {
1341                        mNotificationService.pushFromDirectReply(message);
1342                    }
1343                }
1344
1345                @Override
1346                public void error(int errorCode, Message object) {
1347
1348                }
1349
1350                @Override
1351                public void userInputRequired(PendingIntent pi, Message object) {
1352
1353                }
1354            });
1355        } else {
1356            sendMessage(message);
1357            if (dismissAfterReply) {
1358                markRead(conversation, true);
1359            } else {
1360                mNotificationService.pushFromDirectReply(message);
1361            }
1362        }
1363    }
1364
1365    private boolean dndOnSilentMode() {
1366        return getBooleanPreference(AppSettings.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1367    }
1368
1369    private boolean manuallyChangePresence() {
1370        return getBooleanPreference(AppSettings.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1371    }
1372
1373    private boolean treatVibrateAsSilent() {
1374        return getBooleanPreference(AppSettings.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1375    }
1376
1377    private boolean awayWhenScreenLocked() {
1378        return getBooleanPreference(AppSettings.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1379    }
1380
1381    private String getCompressPicturesPreference() {
1382        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1383    }
1384
1385    private Presence.Status getTargetPresence() {
1386        if (dndOnSilentMode() && isPhoneSilenced()) {
1387            return Presence.Status.DND;
1388        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1389            return Presence.Status.AWAY;
1390        } else {
1391            return Presence.Status.ONLINE;
1392        }
1393    }
1394
1395    public boolean isScreenLocked() {
1396        final KeyguardManager keyguardManager = getSystemService(KeyguardManager.class);
1397        final PowerManager powerManager = getSystemService(PowerManager.class);
1398        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1399        final boolean interactive;
1400        try {
1401            interactive = powerManager != null && powerManager.isInteractive();
1402        } catch (final Exception e) {
1403            return false;
1404        }
1405        return locked || !interactive;
1406    }
1407
1408    private boolean isPhoneSilenced() {
1409        final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1410        final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1411        final boolean notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1412        final AudioManager audioManager = getSystemService(AudioManager.class);
1413        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1414        try {
1415            if (treatVibrateAsSilent()) {
1416                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1417            } else {
1418                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1419            }
1420        } catch (final Throwable throwable) {
1421            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1422            return notificationDnd;
1423        }
1424    }
1425
1426    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1427        Log.d(Config.LOGTAG, "resetting all attempt counts");
1428        for (Account account : accounts) {
1429            if (account.hasErrorStatus() || reallyAll) {
1430                final XmppConnection connection = account.getXmppConnection();
1431                if (connection != null) {
1432                    connection.resetAttemptCount(retryImmediately);
1433                }
1434            }
1435            if (account.setShowErrorNotification(true)) {
1436                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1437            }
1438        }
1439        mNotificationService.updateErrorNotification();
1440    }
1441
1442    private void dismissErrorNotifications() {
1443        for (final Account account : this.accounts) {
1444            if (account.hasErrorStatus()) {
1445                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1446                if (account.setShowErrorNotification(false)) {
1447                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1448                }
1449            }
1450        }
1451    }
1452
1453    private void expireOldMessages() {
1454        expireOldMessages(false);
1455    }
1456
1457    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1458        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1459        mDatabaseWriterExecutor.execute(() -> {
1460            long timestamp = getAutomaticMessageDeletionDate();
1461            if (timestamp > 0) {
1462                databaseBackend.expireOldMessages(timestamp);
1463                synchronized (XmppConnectionService.this.conversations) {
1464                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1465                        conversation.expireOldMessages(timestamp);
1466                        if (resetHasMessagesLeftOnServer) {
1467                            conversation.messagesLoaded.set(true);
1468                            conversation.setHasMessagesLeftOnServer(true);
1469                        }
1470                    }
1471                }
1472                updateConversationUi();
1473            }
1474        });
1475    }
1476
1477    public boolean hasInternetConnection() {
1478        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1479        if (cm == null) {
1480            return true; //if internet connection can not be checked it is probably best to just try
1481        }
1482        try {
1483            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1484                final Network activeNetwork = cm.getActiveNetwork();
1485                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1486                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1487            } else {
1488                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1489                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1490            }
1491        } catch (final RuntimeException e) {
1492            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1493            return true; //if internet connection can not be checked it is probably best to just try
1494        }
1495    }
1496
1497    @SuppressLint("TrulyRandom")
1498    @Override
1499    public void onCreate() {
1500        LibIdnXmppStringprep.setup();
1501        emojiSearch = new EmojiSearch(this);
1502        setTheme(R.style.Theme_Conversations3);
1503        ThemeHelper.applyCustomColors(this);
1504        if (Compatibility.runsTwentySix()) {
1505            mNotificationService.initializeChannels();
1506        }
1507        mChannelDiscoveryService.initializeMuclumbusService();
1508        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1509        toggleForegroundService();
1510        this.destroyed = false;
1511        OmemoSetting.load(this);
1512        ExceptionHelper.init(getApplicationContext());
1513        try {
1514            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1515        } catch (Throwable throwable) {
1516            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1517        }
1518        Resolver.init(this);
1519        updateMemorizingTrustManager();
1520        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1521        final int cacheSize = maxMemory / 15;
1522        this.mDrawableCache = new LruCache<String, Drawable>(cacheSize) {
1523            @Override
1524            protected int sizeOf(final String key, final Drawable drawable) {
1525                if (drawable instanceof BitmapDrawable) {
1526                    Bitmap bitmap =  ((BitmapDrawable) drawable).getBitmap();
1527                    if (bitmap == null) return 1024;
1528
1529                    return bitmap.getByteCount() / 1024;
1530                } else {
1531                    return drawable.getIntrinsicWidth() * drawable.getIntrinsicHeight() * 40 / 1024;
1532                }
1533            }
1534        };
1535        if (mLastActivity == 0) {
1536            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1537        }
1538
1539        Log.d(Config.LOGTAG, "initializing database...");
1540        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1541        Log.d(Config.LOGTAG, "restoring accounts...");
1542        this.accounts = databaseBackend.getAccounts();
1543        for (Account account : this.accounts) {
1544            final int color = getPreferences().getInt("account_color:" + account.getUuid(), 0);
1545            if (color != 0) account.setColor(color);
1546        }
1547        final SharedPreferences.Editor editor = getPreferences().edit();
1548        final boolean hasEnabledAccounts = hasEnabledAccounts();
1549        editor.putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1550        editor.apply();
1551        toggleSetProfilePictureActivity(hasEnabledAccounts);
1552        reconfigurePushDistributor();
1553
1554        if (CallIntegration.hasSystemFeature(this)) {
1555            CallIntegrationConnectionService.togglePhoneAccountsAsync(this, this.accounts);
1556        }
1557
1558        restoreFromDatabase();
1559
1560        if (QuickConversationsService.isContactListIntegration(this)
1561                && ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS)
1562                        == PackageManager.PERMISSION_GRANTED) {
1563            startContactObserver();
1564        }
1565        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1566        if (Compatibility.hasStoragePermission(this)) {
1567            Log.d(Config.LOGTAG, "starting file observer");
1568            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1569            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1570        }
1571        if (Config.supportOpenPgp()) {
1572            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1573                @Override
1574                public void onBound(final IOpenPgpService2 service) {
1575                    for (Account account : accounts) {
1576                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1577                        if (pgp != null) {
1578                            pgp.continueDecryption(true);
1579                        }
1580                    }
1581                }
1582
1583                @Override
1584                public void onError(final Exception exception) {
1585                    Log.e(Config.LOGTAG,"could not bind to OpenKeyChain", exception);
1586                }
1587            });
1588            this.pgpServiceConnection.bindToService();
1589        }
1590
1591        final PowerManager powerManager = getSystemService(PowerManager.class);
1592        this.wakeLock = powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1593
1594        toggleForegroundService();
1595        updateUnreadCountBadge();
1596        toggleScreenEventReceiver();
1597        final IntentFilter systemBroadcastFilter = new IntentFilter();
1598        scheduleNextIdlePing();
1599        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1600            systemBroadcastFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1601        }
1602        systemBroadcastFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1603        ContextCompat.registerReceiver(
1604                this,
1605                this.mInternalEventReceiver,
1606                systemBroadcastFilter,
1607                ContextCompat.RECEIVER_NOT_EXPORTED);
1608        final IntentFilter exportedBroadcastFilter = new IntentFilter();
1609        exportedBroadcastFilter.addAction(TorServiceUtils.ACTION_STATUS);
1610        ContextCompat.registerReceiver(
1611                this,
1612                this.mInternalRestrictedEventReceiver,
1613                exportedBroadcastFilter,
1614                ContextCompat.RECEIVER_EXPORTED);
1615        mForceDuringOnCreate.set(false);
1616        toggleForegroundService();
1617        rescanStickers();
1618        cleanupCache();
1619        internalPingExecutor.scheduleAtFixedRate(this::manageAccountConnectionStatesInternal,10,10,TimeUnit.SECONDS);
1620        final SharedPreferences sharedPreferences =
1621                androidx.preference.PreferenceManager.getDefaultSharedPreferences(this);
1622        sharedPreferences.registerOnSharedPreferenceChangeListener(new SharedPreferences.OnSharedPreferenceChangeListener() {
1623            @Override
1624            public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, @Nullable String key) {
1625                Log.d(Config.LOGTAG,"preference '"+key+"' has changed");
1626                if (AppSettings.KEEP_FOREGROUND_SERVICE.equals(key)) {
1627                    toggleForegroundService();
1628                }
1629            }
1630        });
1631    }
1632
1633
1634    private void checkForDeletedFiles() {
1635        if (destroyed) {
1636            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1637            return;
1638        }
1639        final long start = SystemClock.elapsedRealtime();
1640        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1641        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1642        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1643            if (destroyed) {
1644                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1645                return;
1646            }
1647            final File file = fileBackend.getFileForPath(filePath.path);
1648            if (filePath.setDeleted(!file.exists())) {
1649                changed.add(filePath);
1650            }
1651        }
1652        final long duration = SystemClock.elapsedRealtime() - start;
1653        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1654        if (changed.size() > 0) {
1655            databaseBackend.markFilesAsChanged(changed);
1656            markChangedFiles(changed);
1657        }
1658    }
1659
1660    public void startContactObserver() {
1661        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1662            @Override
1663            public void onChange(boolean selfChange) {
1664                super.onChange(selfChange);
1665                if (restoredFromDatabaseLatch.getCount() == 0) {
1666                    loadPhoneContacts();
1667                }
1668            }
1669        });
1670    }
1671
1672    @Override
1673    public void onTrimMemory(int level) {
1674        super.onTrimMemory(level);
1675        if (level >= TRIM_MEMORY_COMPLETE) {
1676            Log.d(Config.LOGTAG, "clear cache due to low memory");
1677            getDrawableCache().evictAll();
1678        }
1679    }
1680
1681    @Override
1682    public void onDestroy() {
1683        try {
1684            unregisterReceiver(this.mInternalEventReceiver);
1685            unregisterReceiver(this.mInternalRestrictedEventReceiver);
1686            unregisterReceiver(this.mInternalScreenEventReceiver);
1687        } catch (final IllegalArgumentException e) {
1688            //ignored
1689        }
1690        destroyed = false;
1691        fileObserver.stopWatching();
1692        internalPingExecutor.shutdown();
1693        super.onDestroy();
1694    }
1695
1696    public void restartFileObserver() {
1697        Log.d(Config.LOGTAG, "restarting file observer");
1698        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1699        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1700    }
1701
1702    public void toggleScreenEventReceiver() {
1703        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1704            final IntentFilter filter = new IntentFilter();
1705            filter.addAction(Intent.ACTION_SCREEN_ON);
1706            filter.addAction(Intent.ACTION_SCREEN_OFF);
1707            filter.addAction(Intent.ACTION_USER_PRESENT);
1708            registerReceiver(this.mInternalScreenEventReceiver, filter);
1709        } else {
1710            try {
1711                unregisterReceiver(this.mInternalScreenEventReceiver);
1712            } catch (IllegalArgumentException e) {
1713                //ignored
1714            }
1715        }
1716    }
1717
1718    public void toggleForegroundService() {
1719        toggleForegroundService(false, false);
1720    }
1721
1722    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1723        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1724        toggleForegroundService(false, true);
1725    }
1726
1727    public void removeOngoingCall() {
1728        ongoingCall.set(null);
1729        toggleForegroundService(false, false);
1730    }
1731
1732    private void toggleForegroundService(boolean force, boolean needMic) {
1733        final boolean status;
1734        final OngoingCall ongoing = ongoingCall.get();
1735        final boolean ongoingVideoTranscoding = mOngoingVideoTranscoding.get();
1736        final int id;
1737        if (force
1738                || mForceDuringOnCreate.get()
1739                || ongoingVideoTranscoding
1740                || ongoing != null
1741                || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1742            final Notification notification;
1743            if (ongoing != null && !diallerIntegrationActive.get()) {
1744                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1745                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1746                startForegroundOrCatch(id, notification, true);
1747            } else if (ongoingVideoTranscoding) {
1748                notification = this.mNotificationService.getIndeterminateVideoTranscoding();
1749                id = NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID;
1750                startForegroundOrCatch(id, notification, false);
1751            } else {
1752                notification = this.mNotificationService.createForegroundNotification();
1753                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1754                startForegroundOrCatch(id, notification, needMic || ongoing != null || diallerIntegrationActive.get());
1755            }
1756            mNotificationService.notify(id, notification);
1757            status = true;
1758        } else {
1759            id = 0;
1760            stopForeground(true);
1761            status = false;
1762        }
1763
1764        for (final int toBeRemoved :
1765                Collections2.filter(
1766                        Arrays.asList(
1767                                NotificationService.FOREGROUND_NOTIFICATION_ID,
1768                                NotificationService.ONGOING_CALL_NOTIFICATION_ID,
1769                                NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID),
1770                        i -> i != id)) {
1771            mNotificationService.cancel(toBeRemoved);
1772        }
1773        Log.d(
1774                Config.LOGTAG,
1775                "ForegroundService: " + (status ? "on" : "off") + ", notification: " + id);
1776    }
1777
1778    private void startForegroundOrCatch(
1779            final int id, final Notification notification, final boolean requireMicrophone) {
1780        try {
1781            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
1782                final int foregroundServiceType;
1783                if (requireMicrophone
1784                        && ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1785                                == PackageManager.PERMISSION_GRANTED) {
1786                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1787                    Log.d(Config.LOGTAG, "defaulting to microphone foreground service type");
1788                } else if (getSystemService(PowerManager.class)
1789                        .isIgnoringBatteryOptimizations(getPackageName())) {
1790                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED;
1791                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1792                        == PackageManager.PERMISSION_GRANTED) {
1793                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1794                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
1795                        == PackageManager.PERMISSION_GRANTED) {
1796                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA;
1797                } else {
1798                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE;
1799                    Log.w(Config.LOGTAG, "falling back to special use foreground service type");
1800                }
1801
1802                startForeground(id, notification, foregroundServiceType);
1803            } else {
1804                startForeground(id, notification);
1805            }
1806        } catch (final IllegalStateException | SecurityException e) {
1807            Log.e(Config.LOGTAG, "Could not start foreground service", e);
1808        }
1809    }
1810
1811    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1812        return !mOngoingVideoTranscoding.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1813    }
1814
1815    @Override
1816    public void onTaskRemoved(final Intent rootIntent) {
1817        super.onTaskRemoved(rootIntent);
1818        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mOngoingVideoTranscoding.get() || ongoingCall.get() != null) {
1819            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1820        } else {
1821            this.logoutAndSave(false);
1822        }
1823    }
1824
1825    private void logoutAndSave(boolean stop) {
1826        int activeAccounts = 0;
1827        for (final Account account : accounts) {
1828            if (account.isConnectionEnabled()) {
1829                databaseBackend.writeRoster(account.getRoster());
1830                activeAccounts++;
1831            }
1832            if (account.getXmppConnection() != null) {
1833                new Thread(() -> disconnect(account, false)).start();
1834            }
1835        }
1836        if (stop || activeAccounts == 0) {
1837            Log.d(Config.LOGTAG, "good bye");
1838            stopSelf();
1839        }
1840    }
1841
1842    private void schedulePostConnectivityChange() {
1843        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1844        if (alarmManager == null) {
1845            return;
1846        }
1847        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1848        final Intent intent = new Intent(this, SystemEventReceiver.class);
1849        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1850        try {
1851            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, s()
1852                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1853                    : PendingIntent.FLAG_UPDATE_CURRENT);
1854            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1855                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1856            } else {
1857                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1858            }
1859        } catch (RuntimeException e) {
1860            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1861        }
1862    }
1863
1864    public void scheduleWakeUpCall(final int seconds, final int requestCode) {
1865        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
1866        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1867        if (alarmManager == null) {
1868            return;
1869        }
1870        final Intent intent = new Intent(this, SystemEventReceiver.class);
1871        intent.setAction(ACTION_PING);
1872        try {
1873            final PendingIntent pendingIntent =
1874                    PendingIntent.getBroadcast(
1875                            this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1876            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1877        } catch (RuntimeException e) {
1878            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1879        }
1880    }
1881
1882    @TargetApi(Build.VERSION_CODES.M)
1883    private void scheduleNextIdlePing() {
1884        long timeUntilWake = Config.IDLE_PING_INTERVAL * 1000;
1885        final var now = System.currentTimeMillis();
1886        for (final var message : mScheduledMessages.values()) {
1887            if (message.getTimeSent() <= now) continue; // Just in case
1888            if (message.getTimeSent() - now < timeUntilWake) timeUntilWake = message.getTimeSent() - now;
1889        }
1890        final var timeToWake = SystemClock.elapsedRealtime() + timeUntilWake;
1891        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1892        if (alarmManager == null) {
1893            Log.d(Config.LOGTAG, "no alarm manager?");
1894            return;
1895        }
1896        final Intent intent = new Intent(this, SystemEventReceiver.class);
1897        intent.setAction(ACTION_IDLE_PING);
1898        try {
1899            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, s()
1900                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1901                    : PendingIntent.FLAG_UPDATE_CURRENT);
1902            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1903        } catch (RuntimeException e) {
1904            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1905        }
1906    }
1907
1908    public XmppConnection createConnection(final Account account) {
1909        final XmppConnection connection = new XmppConnection(account, this);
1910        connection.setOnMessagePacketReceivedListener(this.mMessageParser);
1911        connection.setOnStatusChangedListener(this.statusListener);
1912        connection.setOnPresencePacketReceivedListener(this.mPresenceParser);
1913        connection.setOnUnregisteredIqPacketReceivedListener(this.mIqParser);
1914        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1915        connection.setOnBindListener(this.mOnBindListener);
1916        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1917        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1918        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1919        AxolotlService axolotlService = account.getAxolotlService();
1920        if (axolotlService != null) {
1921            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1922        }
1923        return connection;
1924    }
1925
1926    public void sendChatState(Conversation conversation) {
1927        if (sendChatStates()) {
1928            MessagePacket packet = mMessageGenerator.generateChatState(conversation);
1929            sendMessagePacket(conversation.getAccount(), packet);
1930        }
1931    }
1932
1933    private void sendFileMessage(final Message message, final boolean delay) {
1934        Log.d(Config.LOGTAG, "send file message");
1935        final Account account = message.getConversation().getAccount();
1936        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1937                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1938            mHttpConnectionManager.createNewUploadConnection(message, delay);
1939        } else {
1940            mJingleConnectionManager.startJingleFileTransfer(message);
1941        }
1942    }
1943
1944    public void sendMessage(final Message message) {
1945        sendMessage(message, false, false, false);
1946    }
1947
1948    private void sendMessage(final Message message, final boolean resend, final boolean previewedLinks, final boolean delay) {
1949        final Account account = message.getConversation().getAccount();
1950        if (account.setShowErrorNotification(true)) {
1951            databaseBackend.updateAccount(account);
1952            mNotificationService.updateErrorNotification();
1953        }
1954        final Conversation conversation = (Conversation) message.getConversation();
1955        account.deactivateGracePeriod();
1956
1957
1958        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1959            final Contact contact = conversation.getContact();
1960            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1961                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1962                createContact(contact, true);
1963            }
1964        }
1965
1966        MessagePacket packet = null;
1967        final boolean addToConversation = !message.edited() && message.getRawBody() != null;
1968        boolean saveInDb = addToConversation;
1969        message.setStatus(Message.STATUS_WAITING);
1970
1971        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1972            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1973                databaseBackend.updateConversation(conversation);
1974            }
1975        }
1976
1977        final boolean inProgressJoin = isJoinInProgress(conversation);
1978
1979        if (message.getCounterpart() == null && !message.isPrivateMessage()) {
1980            message.setCounterpart(message.getConversation().getJid().asBareJid());
1981        }
1982
1983        boolean waitForPreview = false;
1984        if (getPreferences().getBoolean("send_link_previews", true) && !previewedLinks && !message.needsUploading()) {
1985            final List<URI> links = message.getLinks();
1986            if (!links.isEmpty()) {
1987                waitForPreview = true;
1988                if (account.isOnlineAndConnected()) {
1989                    FILE_ATTACHMENT_EXECUTOR.execute(() -> {
1990                        for (URI link : links) {
1991                            if ("https".equals(link.getScheme())) {
1992                                try {
1993                                    HttpUrl url = HttpUrl.parse(link.toString());
1994                                    OkHttpClient http = getHttpConnectionManager().buildHttpClient(url, account, 5, false);
1995                                    okhttp3.Response response = http.newCall(new okhttp3.Request.Builder().url(url).head().build()).execute();
1996                                    final String mimeType = response.header("Content-Type") == null ? "" : response.header("Content-Type");
1997                                    final boolean image = mimeType.startsWith("image/");
1998                                    final boolean audio = mimeType.startsWith("audio/");
1999                                    final boolean video = mimeType.startsWith("video/");
2000                                    final boolean pdf = mimeType.equals("application/pdf");
2001                                    final boolean html = mimeType.startsWith("text/html") || mimeType.startsWith("application/xhtml+xml");
2002                                    if (response.isSuccessful() && (image || audio || video || pdf)) {
2003                                        Message.FileParams params = message.getFileParams();
2004                                        params.url = url.toString();
2005                                        if (response.header("Content-Length") != null) params.size = Long.parseLong(response.header("Content-Length"), 10);
2006                                        if (!Message.configurePrivateFileMessage(message)) {
2007                                            message.setType(image ? Message.TYPE_IMAGE : Message.TYPE_FILE);
2008                                        }
2009                                        params.setName(HttpConnectionManager.extractFilenameFromResponse(response));
2010
2011                                        if (link.toString().equals(message.getRawBody())) {
2012                                            Element fallback = new Element("fallback", "urn:xmpp:fallback:0").setAttribute("for", Namespace.OOB);
2013                                            fallback.addChild("body", "urn:xmpp:fallback:0");
2014                                            message.addPayload(fallback);
2015                                        } else if (message.getRawBody().indexOf(link.toString()) >= 0) {
2016                                            // Part of the real body, not just a fallback
2017                                            Element fallback = new Element("fallback", "urn:xmpp:fallback:0").setAttribute("for", Namespace.OOB);
2018                                            fallback.addChild("body", "urn:xmpp:fallback:0")
2019                                                .setAttribute("start", "0")
2020                                                .setAttribute("end", "0");
2021                                            message.addPayload(fallback);
2022                                        }
2023
2024                                        final int encryption = message.getEncryption();
2025                                        getHttpConnectionManager().createNewDownloadConnection(message, false, (file) -> {
2026                                            message.setEncryption(encryption);
2027                                            synchronized (message.getConversation()) {
2028                                                if (message.getStatus() == Message.STATUS_WAITING) sendMessage(message, true, true, false);
2029                                            }
2030                                        });
2031                                        return;
2032                                    } else if (response.isSuccessful() && html) {
2033                                        Semaphore waiter = new Semaphore(0);
2034                                        OpenGraphParser.Builder openGraphBuilder = new OpenGraphParser.Builder(new OpenGraphCallback() {
2035                                            @Override
2036                                            public void onPostResponse(OpenGraphResult result) {
2037                                                Element rdf = new Element("Description", "http://www.w3.org/1999/02/22-rdf-syntax-ns#");
2038                                                rdf.setAttribute("xmlns:rdf", "http://www.w3.org/1999/02/22-rdf-syntax-ns#");
2039                                                rdf.setAttribute("rdf:about", link.toString());
2040                                                if (result.getTitle() != null && !"".equals(result.getTitle())) {
2041                                                    rdf.addChild("title", "https://ogp.me/ns#").setContent(result.getTitle());
2042                                                }
2043                                                if (result.getDescription() != null && !"".equals(result.getDescription())) {
2044                                                    rdf.addChild("description", "https://ogp.me/ns#").setContent(result.getDescription());
2045                                                }
2046                                                if (result.getUrl() != null) {
2047                                                    rdf.addChild("url", "https://ogp.me/ns#").setContent(result.getUrl());
2048                                                }
2049                                                if (result.getImage() != null) {
2050                                                    rdf.addChild("image", "https://ogp.me/ns#").setContent(result.getImage());
2051                                                }
2052                                                if (result.getType() != null) {
2053                                                    rdf.addChild("type", "https://ogp.me/ns#").setContent(result.getType());
2054                                                }
2055                                                if (result.getSiteName() != null) {
2056                                                    rdf.addChild("site_name", "https://ogp.me/ns#").setContent(result.getSiteName());
2057                                                }
2058                                                message.addPayload(rdf);
2059                                                waiter.release();
2060                                            }
2061
2062                                            public void onError(String error) {
2063                                                waiter.release();
2064                                            }
2065                                        })
2066                                            .showNullOnEmpty(true)
2067                                            .maxBodySize(4000)
2068                                            .timeout(5000);
2069                                        if (useTorToConnect()) {
2070                                            openGraphBuilder = openGraphBuilder.jsoupProxy(new JsoupProxy("127.0.0.1", 8118));
2071                                        }
2072                                        openGraphBuilder.build().parse(link.toString());
2073                                        waiter.tryAcquire(10L, TimeUnit.SECONDS);
2074                                    }
2075                                } catch (final IOException | InterruptedException e) {  }
2076                            }
2077                        }
2078                        synchronized (message.getConversation()) {
2079                            if (message.getStatus() == Message.STATUS_WAITING) sendMessage(message, true, true, false);
2080                        }
2081                    });
2082                }
2083            }
2084        }
2085
2086        if (account.isOnlineAndConnected() && !inProgressJoin && !waitForPreview && message.getTimeSent() <= System.currentTimeMillis()) {
2087            switch (message.getEncryption()) {
2088                case Message.ENCRYPTION_NONE:
2089                    if (message.needsUploading()) {
2090                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
2091                                || conversation.getMode() == Conversation.MODE_MULTI
2092                                || message.fixCounterpart()) {
2093                            this.sendFileMessage(message, delay);
2094                        } else {
2095                            break;
2096                        }
2097                    } else {
2098                        packet = mMessageGenerator.generateChat(message);
2099                    }
2100                    break;
2101                case Message.ENCRYPTION_PGP:
2102                case Message.ENCRYPTION_DECRYPTED:
2103                    if (message.needsUploading()) {
2104                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
2105                                || conversation.getMode() == Conversation.MODE_MULTI
2106                                || message.fixCounterpart()) {
2107                            this.sendFileMessage(message, delay);
2108                        } else {
2109                            break;
2110                        }
2111                    } else {
2112                        packet = mMessageGenerator.generatePgpChat(message);
2113                    }
2114                    break;
2115                case Message.ENCRYPTION_AXOLOTL:
2116                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
2117                    if (message.needsUploading()) {
2118                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
2119                                || conversation.getMode() == Conversation.MODE_MULTI
2120                                || message.fixCounterpart()) {
2121                            this.sendFileMessage(message, delay);
2122                        } else {
2123                            break;
2124                        }
2125                    } else {
2126                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
2127                        if (axolotlMessage == null) {
2128                            account.getAxolotlService().preparePayloadMessage(message, delay);
2129                        } else {
2130                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
2131                        }
2132                    }
2133                    break;
2134
2135            }
2136            if (packet != null) {
2137                if (account.getXmppConnection().getFeatures().sm()
2138                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
2139                    message.setStatus(Message.STATUS_UNSEND);
2140                } else {
2141                    message.setStatus(Message.STATUS_SEND);
2142                }
2143            }
2144        } else {
2145            switch (message.getEncryption()) {
2146                case Message.ENCRYPTION_DECRYPTED:
2147                    if (!message.needsUploading()) {
2148                        String pgpBody = message.getEncryptedBody();
2149                        String decryptedBody = message.getBody();
2150                        message.setBody(pgpBody); //TODO might throw NPE
2151                        message.setEncryption(Message.ENCRYPTION_PGP);
2152                        if (message.edited()) {
2153                            message.setBody(decryptedBody);
2154                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
2155                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
2156                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
2157                            }
2158                            updateConversationUi();
2159                            return;
2160                        } else {
2161                            databaseBackend.createMessage(message);
2162                            saveInDb = false;
2163                            message.setBody(decryptedBody);
2164                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
2165                        }
2166                    }
2167                    break;
2168                case Message.ENCRYPTION_AXOLOTL:
2169                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
2170                    break;
2171            }
2172        }
2173
2174        synchronized (mScheduledMessages) {
2175            if (message.getTimeSent() > System.currentTimeMillis()) {
2176                mScheduledMessages.put(message.getUuid(), message);
2177                scheduleNextIdlePing();
2178            } else {
2179                mScheduledMessages.remove(message.getUuid());
2180            }
2181        }
2182
2183        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
2184        if (mucMessage) {
2185            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
2186        }
2187
2188        if (resend) {
2189            if (packet != null && addToConversation) {
2190                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
2191                    markMessage(message, Message.STATUS_UNSEND);
2192                } else {
2193                    markMessage(message, Message.STATUS_SEND);
2194                }
2195            }
2196        } else {
2197            if (addToConversation) {
2198                conversation.add(message);
2199            }
2200            if (saveInDb) {
2201                databaseBackend.createMessage(message);
2202            } else if (message.edited()) {
2203                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
2204                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
2205                }
2206            }
2207            updateConversationUi();
2208        }
2209        if (packet != null) {
2210            if (delay) {
2211                mMessageGenerator.addDelay(packet, message.getTimeSent());
2212            }
2213            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
2214                if (this.sendChatStates()) {
2215                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
2216                }
2217            }
2218            sendMessagePacket(account, packet);
2219            if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.hasCustomEmoji()) {
2220                if (message.getConversation() instanceof Conversation) presenceToMuc((Conversation) message.getConversation());
2221            }
2222        }
2223    }
2224
2225    private boolean isJoinInProgress(final Conversation conversation) {
2226        final Account account = conversation.getAccount();
2227        synchronized (account.inProgressConferenceJoins) {
2228            if (conversation.getMode() == Conversational.MODE_MULTI) {
2229                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
2230                final boolean pending = account.pendingConferenceJoins.contains(conversation);
2231                final boolean inProgressJoin = inProgress || pending;
2232                if (inProgressJoin) {
2233                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
2234                }
2235                return inProgressJoin;
2236            } else {
2237                return false;
2238            }
2239        }
2240    }
2241
2242    private void sendUnsentMessages(final Conversation conversation) {
2243        synchronized (conversation) {
2244            conversation.findWaitingMessages(message -> resendMessage(message, true));
2245        }
2246    }
2247
2248    public void resendMessage(final Message message, final boolean delay) {
2249        sendMessage(message, true, false, delay);
2250    }
2251
2252    public Pair<Account,Account> onboardingIncomplete() {
2253        if (getAccounts().size() != 2) return null;
2254        Account onboarding = null;
2255        Account newAccount = null;
2256        for (final Account account : getAccounts()) {
2257            if (account.getJid().getDomain().equals(Config.ONBOARDING_DOMAIN)) {
2258                onboarding = account;
2259            } else {
2260                newAccount = account;
2261            }
2262        }
2263
2264        if (onboarding != null && newAccount != null) {
2265            return new Pair<>(onboarding, newAccount);
2266        }
2267
2268        return null;
2269    }
2270
2271    public boolean isOnboarding() {
2272        return getAccounts().size() == 1 && getAccounts().get(0).getJid().getDomain().equals(Config.ONBOARDING_DOMAIN);
2273    }
2274
2275    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
2276        final XmppConnection connection = account.getXmppConnection();
2277        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
2278        if (jid == null) {
2279            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
2280            return;
2281        }
2282        final IqPacket request = new IqPacket(IqPacket.TYPE.SET);
2283        request.setTo(jid);
2284        final Element command = request.addChild("command", Namespace.COMMANDS);
2285        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
2286        command.setAttribute("action", "execute");
2287        sendIqPacket(account, request, (a, response) -> {
2288            if (response.getType() == IqPacket.TYPE.RESULT) {
2289                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
2290                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
2291                if (x != null) {
2292                    final Data data = Data.parse(x);
2293                    final String uri = data.getValue("uri");
2294                    final String landingUrl = data.getValue("landing-url");
2295                    if (uri != null) {
2296                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
2297                        callback.inviteRequested(invite);
2298                        return;
2299                    }
2300                }
2301                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
2302                Log.d(Config.LOGTAG, response.toString());
2303            } else if (response.getType() == IqPacket.TYPE.ERROR) {
2304                callback.inviteRequestFailed(IqParser.errorMessage(response));
2305            } else {
2306                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
2307            }
2308        });
2309
2310    }
2311
2312    public void fetchRosterFromServer(final Account account) {
2313        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
2314        if (!"".equals(account.getRosterVersion())) {
2315            Log.d(Config.LOGTAG, account.getJid().asBareJid()
2316                    + ": fetching roster version " + account.getRosterVersion());
2317        } else {
2318            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching roster");
2319        }
2320        iqPacket.query(Namespace.ROSTER).setAttribute("ver", account.getRosterVersion());
2321        sendIqPacket(account, iqPacket, mIqParser);
2322    }
2323
2324    public void fetchBookmarks(final Account account) {
2325        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.GET);
2326        final Element query = iqPacket.query("jabber:iq:private");
2327        query.addChild("storage", Namespace.BOOKMARKS);
2328        final OnIqPacketReceived callback = (a, response) -> {
2329            if (response.getType() == IqPacket.TYPE.RESULT) {
2330                final Element query1 = response.query();
2331                final Element storage = query1.findChild("storage", "storage:bookmarks");
2332                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
2333                processBookmarksInitial(a, bookmarks, false);
2334            } else {
2335                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": could not fetch bookmarks");
2336            }
2337        };
2338        sendIqPacket(account, iqPacket, callback);
2339    }
2340
2341    public void fetchBookmarks2(final Account account) {
2342        final IqPacket retrieve = mIqGenerator.retrieveBookmarks();
2343        sendIqPacket(account, retrieve, (a, response) -> {
2344            if (response.getType() == IqPacket.TYPE.RESULT) {
2345                final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
2346                final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubsub(pubsub, a);
2347                processBookmarksInitial(a, bookmarks, true);
2348            }
2349        });
2350    }
2351
2352    private void fetchMessageDisplayedSynchronization(final Account account) {
2353        Log.d(Config.LOGTAG, account.getJid() + ": retrieve mds");
2354        final var retrieve = mIqGenerator.retrieveMds();
2355        sendIqPacket(
2356                account,
2357                retrieve,
2358                (a, response) -> {
2359                    if (response.getType() != IqPacket.TYPE.RESULT) {
2360                        return;
2361                    }
2362                    final var pubSub = response.findChild("pubsub", Namespace.PUBSUB);
2363                    final Element items = pubSub == null ? null : pubSub.findChild("items");
2364                    if (items == null
2365                            || !Namespace.MDS_DISPLAYED.equals(items.getAttribute("node"))) {
2366                        return;
2367                    }
2368                    for (final Element child : items.getChildren()) {
2369                        if ("item".equals(child.getName())) {
2370                            processMdsItem(account, child);
2371                        }
2372                    }
2373                });
2374    }
2375
2376    public void processMdsItem(final Account account, final Element item) {
2377        final Jid jid =
2378                item == null ? null : InvalidJid.getNullForInvalid(item.getAttributeAsJid("id"));
2379        if (jid == null) {
2380            return;
2381        }
2382        final Element displayed = item.findChild("displayed", Namespace.MDS_DISPLAYED);
2383        final Element stanzaId =
2384                displayed == null ? null : displayed.findChild("stanza-id", Namespace.STANZA_IDS);
2385        final String id = stanzaId == null ? null : stanzaId.getAttribute("id");
2386        final Conversation conversation = find(account, jid);
2387        if (id != null && conversation != null) {
2388            conversation.setDisplayState(id);
2389            markReadUpToStanzaId(conversation, id);
2390        }
2391    }
2392
2393    public void markReadUpToStanzaId(final Conversation conversation, final String stanzaId) {
2394        final Message message = conversation.findMessageWithServerMsgId(stanzaId);
2395        if (message == null) { // do we want to check if isRead?
2396            return;
2397        }
2398        markReadUpTo(conversation, message);
2399    }
2400
2401    public void markReadUpTo(final Conversation conversation, final Message message) {
2402        final boolean isDismissNotification = isDismissNotification(message);
2403        final var uuid = message.getUuid();
2404        Log.d(
2405                Config.LOGTAG,
2406                conversation.getAccount().getJid().asBareJid()
2407                        + ": mark "
2408                        + conversation.getJid().asBareJid()
2409                        + " as read up to "
2410                        + uuid);
2411        markRead(conversation, uuid, isDismissNotification);
2412    }
2413
2414    private static boolean isDismissNotification(final Message message) {
2415        Message next = message.next();
2416        while (next != null) {
2417            if (message.getStatus() == Message.STATUS_RECEIVED) {
2418                return false;
2419            }
2420            next = next.next();
2421        }
2422        return true;
2423    }
2424
2425    public void processBookmarksInitial(final Account account, final Map<Jid, Bookmark> bookmarks, final boolean pep) {
2426        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
2427        for (final Bookmark bookmark : bookmarks.values()) {
2428            previousBookmarks.remove(bookmark.getJid().asBareJid());
2429            processModifiedBookmark(bookmark, pep);
2430        }
2431        if (pep) {
2432            processDeletedBookmarks(account, previousBookmarks);
2433        }
2434        account.setBookmarks(bookmarks);
2435    }
2436
2437    public void processDeletedBookmarks(final Account account, final Collection<Jid> bookmarks) {
2438        Log.d(
2439                Config.LOGTAG,
2440                account.getJid().asBareJid()
2441                        + ": "
2442                        + bookmarks.size()
2443                        + " bookmarks have been removed");
2444        for (final Jid bookmark : bookmarks) {
2445            processDeletedBookmark(account, bookmark);
2446        }
2447    }
2448
2449    public void processDeletedBookmark(final Account account, final Jid jid) {
2450        final Conversation conversation = find(account, jid);
2451        if (conversation == null) {
2452            return;
2453        }
2454        Log.d(
2455                Config.LOGTAG,
2456                account.getJid().asBareJid() + ": archiving MUC " + jid + " after PEP update");
2457        archiveConversation(conversation, false);
2458    }
2459
2460    private void processModifiedBookmark(final Bookmark bookmark, final boolean pep) {
2461        final Account account = bookmark.getAccount();
2462        Conversation conversation = find(bookmark);
2463        if (conversation != null) {
2464            if (conversation.getMode() != Conversation.MODE_MULTI) {
2465                return;
2466            }
2467            bookmark.setConversation(conversation);
2468            if (pep && !bookmark.autojoin()) {
2469                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
2470                archiveConversation(conversation, false);
2471            } else {
2472                final MucOptions mucOptions = conversation.getMucOptions();
2473                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
2474                    final String current = mucOptions.getActualNick();
2475                    final String proposed = mucOptions.getProposedNick();
2476                    if (current != null && !current.equals(proposed)) {
2477                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
2478                        joinMuc(conversation);
2479                    }
2480                }
2481            }
2482        } else if (bookmark.autojoin()) {
2483            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
2484            bookmark.setConversation(conversation);
2485        }
2486    }
2487
2488    public void processModifiedBookmark(final Bookmark bookmark) {
2489        processModifiedBookmark(bookmark, true);
2490    }
2491
2492    public void createBookmark(final Account account, final Bookmark bookmark) {
2493        account.putBookmark(bookmark);
2494        final XmppConnection connection = account.getXmppConnection();
2495        if (connection == null) {
2496            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
2497        } else if (connection.getFeatures().bookmarks2()) {
2498            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": pushing bookmark via Bookmarks 2");
2499            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
2500            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
2501        } else if (connection.getFeatures().bookmarksConversion()) {
2502            pushBookmarksPep(account);
2503        } else {
2504            pushBookmarksPrivateXml(account);
2505        }
2506    }
2507
2508    public void deleteBookmark(final Account account, final Bookmark bookmark) {
2509        if (bookmark.getJid().toString().equals("discuss@conference.soprani.ca")) {
2510            getPreferences().edit().putBoolean("cheogram_sopranica_bookmark_deleted", true).apply();
2511        }
2512        account.removeBookmark(bookmark);
2513        final XmppConnection connection = account.getXmppConnection();
2514        if (connection == null) return;
2515
2516        if (connection.getFeatures().bookmarks2()) {
2517            final IqPacket request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
2518            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": removing bookmark via Bookmarks 2");
2519            sendIqPacket(account, request, (a, response) -> {
2520                if (response.getType() == IqPacket.TYPE.ERROR) {
2521                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
2522                }
2523            });
2524        } else if (connection.getFeatures().bookmarksConversion()) {
2525            pushBookmarksPep(account);
2526        } else {
2527            pushBookmarksPrivateXml(account);
2528        }
2529    }
2530
2531    private void pushBookmarksPrivateXml(Account account) {
2532        if (!account.areBookmarksLoaded()) return;
2533
2534        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
2535        IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
2536        Element query = iqPacket.query("jabber:iq:private");
2537        Element storage = query.addChild("storage", "storage:bookmarks");
2538        for (final Bookmark bookmark : account.getBookmarks()) {
2539            storage.addChild(bookmark);
2540        }
2541        sendIqPacket(account, iqPacket, mDefaultIqHandler);
2542    }
2543
2544    private void pushBookmarksPep(Account account) {
2545        if (!account.areBookmarksLoaded()) return;
2546
2547        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
2548        final Element storage = new Element("storage", "storage:bookmarks");
2549        for (final Bookmark bookmark : account.getBookmarks()) {
2550            storage.addChild(bookmark);
2551        }
2552        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
2553
2554    }
2555
2556    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
2557        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
2558
2559    }
2560
2561    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
2562        final IqPacket packet = mIqGenerator.publishElement(node, element, id, options);
2563        sendIqPacket(account, packet, (a, response) -> {
2564            if (response.getType() == IqPacket.TYPE.RESULT) {
2565                return;
2566            }
2567            if (retry && PublishOptions.preconditionNotMet(response)) {
2568                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
2569                    @Override
2570                    public void onPushSucceeded() {
2571                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
2572                    }
2573
2574                    @Override
2575                    public void onPushFailed() {
2576                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
2577                    }
2578                });
2579            } else {
2580                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing "+node+" (retry=" + retry + ") " + response);
2581            }
2582        });
2583    }
2584
2585    private void restoreFromDatabase() {
2586        synchronized (this.conversations) {
2587            final Map<String, Account> accountLookupTable = new Hashtable<>();
2588            for (Account account : this.accounts) {
2589                accountLookupTable.put(account.getUuid(), account);
2590            }
2591            Log.d(Config.LOGTAG, "restoring conversations...");
2592            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
2593            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
2594            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
2595                Conversation conversation = iterator.next();
2596                Account account = accountLookupTable.get(conversation.getAccountUuid());
2597                if (account != null) {
2598                    conversation.setAccount(account);
2599                } else {
2600                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
2601                    conversations.remove(conversation);
2602                }
2603            }
2604            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
2605            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
2606            Runnable runnable = () -> {
2607                if (DatabaseBackend.requiresMessageIndexRebuild()) {
2608                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
2609                }
2610                mutedMucUsers = databaseBackend.loadMutedMucUsers();
2611                final long deletionDate = getAutomaticMessageDeletionDate();
2612                mLastExpiryRun.set(SystemClock.elapsedRealtime());
2613                if (deletionDate > 0) {
2614                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
2615                    databaseBackend.expireOldMessages(deletionDate);
2616                }
2617                Log.d(Config.LOGTAG, "restoring roster...");
2618                for (final Account account : accounts) {
2619                    databaseBackend.readRoster(account.getRoster());
2620                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
2621                }
2622                getDrawableCache().evictAll();
2623                loadPhoneContacts();
2624                Log.d(Config.LOGTAG, "restoring messages...");
2625                final long startMessageRestore = SystemClock.elapsedRealtime();
2626                final Conversation quickLoad = QuickLoader.get(this.conversations);
2627                if (quickLoad != null) {
2628                    restoreMessages(quickLoad);
2629                    updateConversationUi();
2630                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2631                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
2632                }
2633                for (Conversation conversation : this.conversations) {
2634                    if (quickLoad != conversation) {
2635                        restoreMessages(conversation);
2636                    }
2637                }
2638                mNotificationService.finishBacklog();
2639                restoredFromDatabaseLatch.countDown();
2640                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2641                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
2642                updateConversationUi();
2643            };
2644            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
2645        }
2646    }
2647
2648    private void restoreMessages(Conversation conversation) {
2649        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2650        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
2651        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2652    }
2653
2654    public void loadPhoneContacts() {
2655        mContactMergerExecutor.execute(() -> {
2656            final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2657            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2658            for (final Account account : accounts) {
2659                final List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2660                for (final JabberIdContact jidContact : contacts.values()) {
2661                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
2662                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
2663                    if (needsCacheClean) {
2664                        getAvatarService().clear(contact);
2665                    }
2666                    withSystemAccounts.remove(contact);
2667                }
2668                for (final Contact contact : withSystemAccounts) {
2669                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
2670                    if (needsCacheClean) {
2671                        getAvatarService().clear(contact);
2672                    }
2673                }
2674            }
2675            Log.d(Config.LOGTAG, "finished merging phone contacts");
2676            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2677            updateRosterUi();
2678            mQuickConversationsService.considerSync();
2679        });
2680    }
2681
2682
2683    public void syncRoster(final Account account) {
2684        mRosterSyncTaskManager.execute(account, () -> {
2685            unregisterPhoneAccounts(account);
2686            databaseBackend.writeRoster(account.getRoster());
2687            try { Thread.sleep(500); } catch (InterruptedException e) { }
2688        });
2689    }
2690
2691    public List<Conversation> getConversations() {
2692        return this.conversations;
2693    }
2694
2695    private void markFileDeleted(final File file) {
2696        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2697            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2698                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2699                return;
2700            }
2701        }
2702        final boolean isInternalFile = fileBackend.isInternalFile(file);
2703        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2704        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2705        markUuidsAsDeletedFiles(uuids);
2706    }
2707
2708    private void markUuidsAsDeletedFiles(List<String> uuids) {
2709        boolean deleted = false;
2710        for (Conversation conversation : getConversations()) {
2711            deleted |= conversation.markAsDeleted(uuids);
2712        }
2713        for (final String uuid : uuids) {
2714            evictPreview(uuid);
2715        }
2716        if (deleted) {
2717            updateConversationUi();
2718        }
2719    }
2720
2721    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2722        boolean changed = false;
2723        for (Conversation conversation : getConversations()) {
2724            changed |= conversation.markAsChanged(infos);
2725        }
2726        if (changed) {
2727            updateConversationUi();
2728        }
2729    }
2730
2731    public void populateWithOrderedConversations(final List<Conversation> list) {
2732        populateWithOrderedConversations(list, true, true);
2733    }
2734
2735    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2736        populateWithOrderedConversations(list, includeNoFileUpload, true);
2737    }
2738
2739    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2740        final List<String> orderedUuids;
2741        if (sort) {
2742            orderedUuids = null;
2743        } else {
2744            orderedUuids = new ArrayList<>();
2745            for (Conversation conversation : list) {
2746                orderedUuids.add(conversation.getUuid());
2747            }
2748        }
2749        list.clear();
2750        if (includeNoFileUpload) {
2751            list.addAll(getConversations());
2752        } else {
2753            for (Conversation conversation : getConversations()) {
2754                if (conversation.getMode() == Conversation.MODE_SINGLE
2755                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2756                    list.add(conversation);
2757                }
2758            }
2759        }
2760        try {
2761            if (orderedUuids != null) {
2762                Collections.sort(list, (a, b) -> {
2763                    final int indexA = orderedUuids.indexOf(a.getUuid());
2764                    final int indexB = orderedUuids.indexOf(b.getUuid());
2765                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2766                        return a.compareTo(b);
2767                    }
2768                    return indexA - indexB;
2769                });
2770            } else {
2771                Collections.sort(list);
2772            }
2773        } catch (IllegalArgumentException e) {
2774            //ignore
2775        }
2776    }
2777
2778    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2779        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback) || conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2780            return;
2781        } else if (timestamp == 0) {
2782            return;
2783        }
2784        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2785        final Runnable runnable = () -> {
2786            final Account account = conversation.getAccount();
2787            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2788            if (messages.size() > 0) {
2789                conversation.addAll(0, messages);
2790                callback.onMoreMessagesLoaded(messages.size(), conversation);
2791            } else if (conversation.hasMessagesLeftOnServer()
2792                    && account.isOnlineAndConnected()
2793                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2794                final boolean mamAvailable;
2795                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2796                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2797                } else {
2798                    mamAvailable = conversation.getMucOptions().mamSupport();
2799                }
2800                if (mamAvailable) {
2801                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2802                    if (query != null) {
2803                        query.setCallback(callback);
2804                        callback.informUser(R.string.fetching_history_from_server);
2805                    } else {
2806                        callback.informUser(R.string.not_fetching_history_retention_period);
2807                    }
2808
2809                }
2810            }
2811        };
2812        mDatabaseReaderExecutor.execute(runnable);
2813    }
2814
2815    public List<Account> getAccounts() {
2816        return this.accounts;
2817    }
2818
2819
2820    /**
2821     * 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)
2822     */
2823    public List<Conversation> findAllConferencesWith(Contact contact) {
2824        final ArrayList<Conversation> results = new ArrayList<>();
2825        for (final Conversation c : conversations) {
2826            if (c.getMode() != Conversation.MODE_MULTI) {
2827                continue;
2828            }
2829            final MucOptions mucOptions = c.getMucOptions();
2830            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2831                results.add(c);
2832            }
2833        }
2834        return results;
2835    }
2836
2837    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2838        for (final Conversation conversation : haystack) {
2839            if (conversation.getContact() == contact) {
2840                return conversation;
2841            }
2842        }
2843        return null;
2844    }
2845
2846    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2847        if (jid == null) {
2848            return null;
2849        }
2850        for (final Conversation conversation : haystack) {
2851            if ((account == null || conversation.getAccount() == account)
2852                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2853                return conversation;
2854            }
2855        }
2856        return null;
2857    }
2858
2859    public boolean isConversationsListEmpty(final Conversation ignore) {
2860        synchronized (this.conversations) {
2861            final int size = this.conversations.size();
2862            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2863        }
2864    }
2865
2866    public boolean isConversationStillOpen(final Conversation conversation) {
2867        synchronized (this.conversations) {
2868            for (Conversation current : this.conversations) {
2869                if (current == conversation) {
2870                    return true;
2871                }
2872            }
2873        }
2874        return false;
2875    }
2876
2877    public void maybeRegisterWithMuc(Conversation c, String nickArg) {
2878        final var nick = nickArg == null ? c.getMucOptions().getSelf().getFullJid().getResource() : nickArg;
2879        final IqPacket register = new IqPacket(IqPacket.TYPE.GET);
2880        register.query(Namespace.REGISTER);
2881        register.setTo(c.getJid().asBareJid());
2882        sendIqPacket(c.getAccount(), register, (a, response) -> {
2883            if (response.getType() == IqPacket.TYPE.RESULT) {
2884                final Element query = response.query(Namespace.REGISTER);
2885                String username = query.findChildContent("username", Namespace.REGISTER);
2886                if (username == null) username = query.findChildContent("nick", Namespace.REGISTER);
2887                if (username != null && username.equals(nick)) {
2888                    // Already registered with this nick, done
2889                    Log.d(Config.LOGTAG, "Already registered with " + c.getJid().asBareJid() + " as " + username);
2890                    return;
2891                }
2892                Data form = Data.parse(query.findChild("x", Namespace.DATA));
2893                if (form != null) {
2894                    final var field = form.getFieldByName("muc#register_roomnick");
2895                    if (field != null && nick.equals(field.getValue())) {
2896                        Log.d(Config.LOGTAG, "Already registered with " + c.getJid().asBareJid() + " as " + field.getValue());
2897                        return;
2898                    }
2899                }
2900                if (form == null || !"form".equals(form.getFormType()) || !form.getFields().stream().anyMatch(f -> f.isRequired() && !"muc#register_roomnick".equals(f.getFieldName()))) {
2901                    // No form, result form, or no required fields other than nickname, let's just send nickname
2902                    if (form == null || !"form".equals(form.getFormType())) {
2903                        form = new Data();
2904                        form.put("FORM_TYPE", "http://jabber.org/protocol/muc#register");
2905                    }
2906                    form.put("muc#register_roomnick", nick);
2907                    form.submit();
2908                    final IqPacket finish = new IqPacket(IqPacket.TYPE.SET);
2909                    finish.query(Namespace.REGISTER).addChild(form);
2910                    finish.setTo(c.getJid().asBareJid());
2911                    sendIqPacket(c.getAccount(), finish, (a2, response2) -> {
2912                        if (response.getType() == IqPacket.TYPE.RESULT) {
2913                            Log.w(Config.LOGTAG, "Success registering with channel " + c.getJid().asBareJid() + "/" + nick);
2914                        } else {
2915                            Log.w(Config.LOGTAG, "Error registering with channel: " + response2);
2916                        }
2917                    });
2918                } else {
2919                    // TODO: offer registration form to user
2920                    Log.d(Config.LOGTAG, "Complex registration form for " + c.getJid().asBareJid() + ": " + response);
2921                }
2922            } else {
2923                // We said maybe. Guess not
2924                Log.d(Config.LOGTAG, "Could not register with " + c.getJid().asBareJid() + ": " + response);
2925            }
2926        });
2927    }
2928
2929    public void deregisterWithMuc(Conversation c) {
2930        final IqPacket register = new IqPacket(IqPacket.TYPE.GET);
2931        register.query(Namespace.REGISTER).addChild("remove");
2932        register.setTo(c.getJid().asBareJid());
2933        sendIqPacket(c.getAccount(), register, (a, response) -> {
2934            if (response.getType() == IqPacket.TYPE.RESULT) {
2935                Log.d(Config.LOGTAG, "deregistered with " + c.getJid().asBareJid());
2936            } else {
2937                Log.w(Config.LOGTAG, "Could not deregister with " + c.getJid().asBareJid() + ": " + response);
2938            }
2939        });
2940    }
2941
2942    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2943        return this.findOrCreateConversation(account, jid, muc, false, async);
2944    }
2945
2946    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2947        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async, null);
2948    }
2949
2950    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2951        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, query, async, null);
2952    }
2953
2954    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async, final String password) {
2955        synchronized (this.conversations) {
2956            Conversation conversation = find(account, jid);
2957            if (conversation != null) {
2958                return conversation;
2959            }
2960            conversation = databaseBackend.findConversation(account, jid);
2961            final boolean loadMessagesFromDb;
2962            if (conversation != null) {
2963                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2964                conversation.setAccount(account);
2965                if (muc) {
2966                    conversation.setMode(Conversation.MODE_MULTI);
2967                    conversation.setContactJid(jid);
2968                    if (password != null) conversation.getMucOptions().setPassword(password);
2969                } else {
2970                    conversation.setMode(Conversation.MODE_SINGLE);
2971                    conversation.setContactJid(jid.asBareJid());
2972                }
2973                databaseBackend.updateConversation(conversation);
2974                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2975            } else {
2976                String conversationName;
2977                Contact contact = account.getRoster().getContact(jid);
2978                if (contact != null) {
2979                    conversationName = contact.getDisplayName();
2980                } else {
2981                    conversationName = jid.getLocal();
2982                }
2983                if (muc) {
2984                    conversation = new Conversation(conversationName, account, jid,
2985                            Conversation.MODE_MULTI);
2986                    if (password != null) conversation.getMucOptions().setPassword(password);
2987                } else {
2988                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2989                            Conversation.MODE_SINGLE);
2990                }
2991                this.databaseBackend.createConversation(conversation);
2992                loadMessagesFromDb = false;
2993            }
2994            final Conversation c = conversation;
2995            final Runnable runnable = () -> {
2996                if (loadMessagesFromDb) {
2997                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2998                    updateConversationUi();
2999                    c.messagesLoaded.set(true);
3000                }
3001                if (account.getXmppConnection() != null
3002                        && !c.getContact().isBlocked()
3003                        && account.getXmppConnection().getFeatures().mam()
3004                        && !muc) {
3005                    if (query == null) {
3006                        mMessageArchiveService.query(c);
3007                    } else {
3008                        if (query.getConversation() == null) {
3009                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
3010                        }
3011                    }
3012                }
3013                if (joinAfterCreate) {
3014                    joinMuc(c);
3015                }
3016            };
3017            if (async) {
3018                mDatabaseReaderExecutor.execute(runnable);
3019            } else {
3020                runnable.run();
3021            }
3022            this.conversations.add(conversation);
3023            updateConversationUi();
3024            return conversation;
3025        }
3026    }
3027
3028    public void archiveConversation(Conversation conversation) {
3029        archiveConversation(conversation, true);
3030    }
3031
3032    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
3033        if (isOnboarding()) return;
3034
3035        getNotificationService().clear(conversation);
3036        conversation.setStatus(Conversation.STATUS_ARCHIVED);
3037        conversation.setNextMessage(null);
3038        synchronized (this.conversations) {
3039            getMessageArchiveService().kill(conversation);
3040            if (conversation.getMode() == Conversation.MODE_MULTI) {
3041                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3042                    final Bookmark bookmark = conversation.getBookmark();
3043                    if (maySynchronizeWithBookmarks && bookmark != null) {
3044                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
3045                            Account account = bookmark.getAccount();
3046                            bookmark.setConversation(null);
3047                            deleteBookmark(account, bookmark);
3048                        } else if (bookmark.autojoin()) {
3049                            bookmark.setAutojoin(false);
3050                            createBookmark(bookmark.getAccount(), bookmark);
3051                        }
3052                    }
3053                }
3054                deregisterWithMuc(conversation);
3055                leaveMuc(conversation);
3056            } else {
3057                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
3058                    stopPresenceUpdatesTo(conversation.getContact());
3059                }
3060            }
3061            updateConversation(conversation);
3062            this.conversations.remove(conversation);
3063            updateConversationUi();
3064        }
3065    }
3066
3067    public void stopPresenceUpdatesTo(Contact contact) {
3068        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
3069        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
3070        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
3071    }
3072
3073    public void createAccount(final Account account) {
3074        account.initAccountServices(this);
3075        databaseBackend.createAccount(account);
3076        if (CallIntegration.hasSystemFeature(this)) {
3077            CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
3078        }
3079        this.accounts.add(account);
3080        this.reconnectAccountInBackground(account);
3081        updateAccountUi();
3082        syncEnabledAccountSetting();
3083        toggleForegroundService();
3084    }
3085
3086    private void syncEnabledAccountSetting() {
3087        final boolean hasEnabledAccounts = hasEnabledAccounts();
3088        getPreferences().edit().putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
3089        toggleSetProfilePictureActivity(hasEnabledAccounts);
3090    }
3091
3092    private void toggleSetProfilePictureActivity(final boolean enabled) {
3093        try {
3094            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
3095            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
3096            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
3097        } catch (IllegalStateException e) {
3098            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
3099        }
3100    }
3101
3102    public boolean reconfigurePushDistributor() {
3103        return this.unifiedPushBroker.reconfigurePushDistributor();
3104    }
3105
3106    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
3107        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
3108    }
3109
3110    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
3111        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
3112    }
3113
3114    private void provisionAccount(final String address, final String password) {
3115        final Jid jid = Jid.ofEscaped(address);
3116        final Account account = new Account(jid, password);
3117        account.setOption(Account.OPTION_DISABLED, true);
3118        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
3119        createAccount(account);
3120    }
3121
3122    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
3123        new Thread(() -> {
3124            try {
3125                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
3126                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
3127                if (cert == null) {
3128                    callback.informUser(R.string.unable_to_parse_certificate);
3129                    return;
3130                }
3131                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
3132                if (info == null) {
3133                    callback.informUser(R.string.certificate_does_not_contain_jid);
3134                    return;
3135                }
3136                if (findAccountByJid(info.first) == null) {
3137                    final Account account = new Account(info.first, "");
3138                    account.setPrivateKeyAlias(alias);
3139                    account.setOption(Account.OPTION_DISABLED, true);
3140                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
3141                    account.setDisplayName(info.second);
3142                    createAccount(account);
3143                    callback.onAccountCreated(account);
3144                    if (Config.X509_VERIFICATION) {
3145                        try {
3146                            getMemorizingTrustManager().getNonInteractive(account.getServer(), null, 0, null).checkClientTrusted(chain, "RSA");
3147                        } catch (CertificateException e) {
3148                            callback.informUser(R.string.certificate_chain_is_not_trusted);
3149                        }
3150                    }
3151                } else {
3152                    callback.informUser(R.string.account_already_exists);
3153                }
3154            } catch (Exception e) {
3155                callback.informUser(R.string.unable_to_parse_certificate);
3156            }
3157        }).start();
3158
3159    }
3160
3161    public void updateKeyInAccount(final Account account, final String alias) {
3162        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
3163        try {
3164            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
3165            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
3166            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
3167            if (info == null) {
3168                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
3169                return;
3170            }
3171            if (account.getJid().asBareJid().equals(info.first)) {
3172                account.setPrivateKeyAlias(alias);
3173                account.setDisplayName(info.second);
3174                databaseBackend.updateAccount(account);
3175                if (Config.X509_VERIFICATION) {
3176                    try {
3177                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
3178                    } catch (CertificateException e) {
3179                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
3180                    }
3181                    account.getAxolotlService().regenerateKeys(true);
3182                }
3183            } else {
3184                showErrorToastInUi(R.string.jid_does_not_match_certificate);
3185            }
3186        } catch (Exception e) {
3187            e.printStackTrace();
3188        }
3189    }
3190
3191    public boolean updateAccount(final Account account) {
3192        if (databaseBackend.updateAccount(account)) {
3193            Integer color = account.getColorToSave();
3194            if (color == null) {
3195                getPreferences().edit().remove("account_color:" + account.getUuid()).commit();
3196            } else {
3197                getPreferences().edit().putInt("account_color:" + account.getUuid(), color.intValue()).commit();
3198            }
3199            account.setShowErrorNotification(true);
3200            this.statusListener.onStatusChanged(account);
3201            databaseBackend.updateAccount(account);
3202            reconnectAccountInBackground(account);
3203            updateAccountUi();
3204            getNotificationService().updateErrorNotification();
3205            toggleForegroundService();
3206            syncEnabledAccountSetting();
3207            mChannelDiscoveryService.cleanCache();
3208            if (CallIntegration.hasSystemFeature(this)) {
3209                CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
3210            }
3211            return true;
3212        } else {
3213            return false;
3214        }
3215    }
3216
3217    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
3218        final IqPacket iq = getIqGenerator().generateSetPassword(account, newPassword);
3219        sendIqPacket(account, iq, (a, packet) -> {
3220            if (packet.getType() == IqPacket.TYPE.RESULT) {
3221                a.setPassword(newPassword);
3222                a.setOption(Account.OPTION_MAGIC_CREATE, false);
3223                databaseBackend.updateAccount(a);
3224                callback.onPasswordChangeSucceeded();
3225            } else {
3226                callback.onPasswordChangeFailed();
3227            }
3228        });
3229    }
3230
3231    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
3232        final IqPacket iqPacket = new IqPacket(IqPacket.TYPE.SET);
3233        final Element query = iqPacket.addChild("query",Namespace.REGISTER);
3234        query.addChild("remove");
3235        sendIqPacket(account, iqPacket, (a, response) -> {
3236            if (response.getType() == IqPacket.TYPE.RESULT) {
3237                deleteAccount(a);
3238                callback.accept(true);
3239            } else {
3240                callback.accept(false);
3241            }
3242        });
3243    }
3244
3245    public void deleteAccount(final Account account) {
3246        getPreferences().edit().remove("onboarding_continued").commit();
3247        final boolean connected = account.getStatus() == Account.State.ONLINE;
3248        synchronized (this.conversations) {
3249            if (connected) {
3250                account.getAxolotlService().deleteOmemoIdentity();
3251            }
3252            for (final Conversation conversation : conversations) {
3253                if (conversation.getAccount() == account) {
3254                    if (conversation.getMode() == Conversation.MODE_MULTI) {
3255                        if (connected) {
3256                            leaveMuc(conversation);
3257                        }
3258                    }
3259                    conversations.remove(conversation);
3260                    mNotificationService.clear(conversation);
3261                }
3262            }
3263            new Thread(() -> {
3264                for (final Contact contact : account.getRoster().getContacts()) {
3265                    contact.unregisterAsPhoneAccount(this);
3266                }
3267            }).start();
3268            if (account.getXmppConnection() != null) {
3269                new Thread(() -> disconnect(account, !connected)).start();
3270            }
3271            final Runnable runnable = () -> {
3272                if (!databaseBackend.deleteAccount(account)) {
3273                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
3274                }
3275            };
3276            mDatabaseWriterExecutor.execute(runnable);
3277            this.accounts.remove(account);
3278            if (CallIntegration.hasSystemFeature(this)) {
3279                CallIntegrationConnectionService.unregisterPhoneAccount(this, account);
3280            }
3281            this.mRosterSyncTaskManager.clear(account);
3282            updateAccountUi();
3283            mNotificationService.updateErrorNotification();
3284            syncEnabledAccountSetting();
3285            toggleForegroundService();
3286        }
3287    }
3288
3289    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
3290        final boolean remainingListeners;
3291        synchronized (LISTENER_LOCK) {
3292            remainingListeners = checkListeners();
3293            if (!this.mOnConversationUpdates.add(listener)) {
3294                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
3295            }
3296            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
3297        }
3298        if (remainingListeners) {
3299            switchToForeground();
3300        }
3301    }
3302
3303    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
3304        final boolean remainingListeners;
3305        synchronized (LISTENER_LOCK) {
3306            this.mOnConversationUpdates.remove(listener);
3307            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
3308            remainingListeners = checkListeners();
3309        }
3310        if (remainingListeners) {
3311            switchToBackground();
3312        }
3313    }
3314
3315    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
3316        final boolean remainingListeners;
3317        synchronized (LISTENER_LOCK) {
3318            remainingListeners = checkListeners();
3319            if (!this.mOnShowErrorToasts.add(listener)) {
3320                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
3321            }
3322        }
3323        if (remainingListeners) {
3324            switchToForeground();
3325        }
3326    }
3327
3328    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
3329        final boolean remainingListeners;
3330        synchronized (LISTENER_LOCK) {
3331            this.mOnShowErrorToasts.remove(onShowErrorToast);
3332            remainingListeners = checkListeners();
3333        }
3334        if (remainingListeners) {
3335            switchToBackground();
3336        }
3337    }
3338
3339    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
3340        final boolean remainingListeners;
3341        synchronized (LISTENER_LOCK) {
3342            remainingListeners = checkListeners();
3343            if (!this.mOnAccountUpdates.add(listener)) {
3344                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
3345            }
3346        }
3347        if (remainingListeners) {
3348            switchToForeground();
3349        }
3350    }
3351
3352    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
3353        final boolean remainingListeners;
3354        synchronized (LISTENER_LOCK) {
3355            this.mOnAccountUpdates.remove(listener);
3356            remainingListeners = checkListeners();
3357        }
3358        if (remainingListeners) {
3359            switchToBackground();
3360        }
3361    }
3362
3363    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3364        final boolean remainingListeners;
3365        synchronized (LISTENER_LOCK) {
3366            remainingListeners = checkListeners();
3367            if (!this.mOnCaptchaRequested.add(listener)) {
3368                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
3369            }
3370        }
3371        if (remainingListeners) {
3372            switchToForeground();
3373        }
3374    }
3375
3376    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3377        final boolean remainingListeners;
3378        synchronized (LISTENER_LOCK) {
3379            this.mOnCaptchaRequested.remove(listener);
3380            remainingListeners = checkListeners();
3381        }
3382        if (remainingListeners) {
3383            switchToBackground();
3384        }
3385    }
3386
3387    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
3388        final boolean remainingListeners;
3389        synchronized (LISTENER_LOCK) {
3390            remainingListeners = checkListeners();
3391            if (!this.mOnRosterUpdates.add(listener)) {
3392                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
3393            }
3394        }
3395        if (remainingListeners) {
3396            switchToForeground();
3397        }
3398    }
3399
3400    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
3401        final boolean remainingListeners;
3402        synchronized (LISTENER_LOCK) {
3403            this.mOnRosterUpdates.remove(listener);
3404            remainingListeners = checkListeners();
3405        }
3406        if (remainingListeners) {
3407            switchToBackground();
3408        }
3409    }
3410
3411    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3412        final boolean remainingListeners;
3413        synchronized (LISTENER_LOCK) {
3414            remainingListeners = checkListeners();
3415            if (!this.mOnUpdateBlocklist.add(listener)) {
3416                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
3417            }
3418        }
3419        if (remainingListeners) {
3420            switchToForeground();
3421        }
3422    }
3423
3424    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3425        final boolean remainingListeners;
3426        synchronized (LISTENER_LOCK) {
3427            this.mOnUpdateBlocklist.remove(listener);
3428            remainingListeners = checkListeners();
3429        }
3430        if (remainingListeners) {
3431            switchToBackground();
3432        }
3433    }
3434
3435    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
3436        final boolean remainingListeners;
3437        synchronized (LISTENER_LOCK) {
3438            remainingListeners = checkListeners();
3439            if (!this.mOnKeyStatusUpdated.add(listener)) {
3440                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
3441            }
3442        }
3443        if (remainingListeners) {
3444            switchToForeground();
3445        }
3446    }
3447
3448    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
3449        final boolean remainingListeners;
3450        synchronized (LISTENER_LOCK) {
3451            this.mOnKeyStatusUpdated.remove(listener);
3452            remainingListeners = checkListeners();
3453        }
3454        if (remainingListeners) {
3455            switchToBackground();
3456        }
3457    }
3458
3459    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3460        final boolean remainingListeners;
3461        synchronized (LISTENER_LOCK) {
3462            remainingListeners = checkListeners();
3463            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
3464                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
3465            }
3466        }
3467        if (remainingListeners) {
3468            switchToForeground();
3469        }
3470    }
3471
3472    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3473        final boolean remainingListeners;
3474        synchronized (LISTENER_LOCK) {
3475            this.onJingleRtpConnectionUpdate.remove(listener);
3476            remainingListeners = checkListeners();
3477        }
3478        if (remainingListeners) {
3479            switchToBackground();
3480        }
3481    }
3482
3483    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
3484        final boolean remainingListeners;
3485        synchronized (LISTENER_LOCK) {
3486            remainingListeners = checkListeners();
3487            if (!this.mOnMucRosterUpdate.add(listener)) {
3488                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
3489            }
3490        }
3491        if (remainingListeners) {
3492            switchToForeground();
3493        }
3494    }
3495
3496    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
3497        final boolean remainingListeners;
3498        synchronized (LISTENER_LOCK) {
3499            this.mOnMucRosterUpdate.remove(listener);
3500            remainingListeners = checkListeners();
3501        }
3502        if (remainingListeners) {
3503            switchToBackground();
3504        }
3505    }
3506
3507    public boolean checkListeners() {
3508        return (this.mOnAccountUpdates.size() == 0
3509                && this.mOnConversationUpdates.size() == 0
3510                && this.mOnRosterUpdates.size() == 0
3511                && this.mOnCaptchaRequested.size() == 0
3512                && this.mOnMucRosterUpdate.size() == 0
3513                && this.mOnUpdateBlocklist.size() == 0
3514                && this.mOnShowErrorToasts.size() == 0
3515                && this.onJingleRtpConnectionUpdate.size() == 0
3516                && this.mOnKeyStatusUpdated.size() == 0);
3517    }
3518
3519    private void switchToForeground() {
3520        toggleSoftDisabled(false);
3521        final boolean broadcastLastActivity = broadcastLastActivity();
3522        for (Conversation conversation : getConversations()) {
3523            if (conversation.getMode() == Conversation.MODE_MULTI) {
3524                conversation.getMucOptions().resetChatState();
3525            } else {
3526                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
3527            }
3528        }
3529        for (Account account : getAccounts()) {
3530            if (account.getStatus() == Account.State.ONLINE) {
3531                account.deactivateGracePeriod();
3532                final XmppConnection connection = account.getXmppConnection();
3533                if (connection != null) {
3534                    if (connection.getFeatures().csi()) {
3535                        connection.sendActive();
3536                    }
3537                    if (broadcastLastActivity) {
3538                        sendPresence(account, false); //send new presence but don't include idle because we are not
3539                    }
3540                }
3541            }
3542        }
3543        Log.d(Config.LOGTAG, "app switched into foreground");
3544    }
3545
3546    private void switchToBackground() {
3547        final boolean broadcastLastActivity = broadcastLastActivity();
3548        if (broadcastLastActivity) {
3549            mLastActivity = System.currentTimeMillis();
3550            final SharedPreferences.Editor editor = getPreferences().edit();
3551            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
3552            editor.apply();
3553        }
3554        for (Account account : getAccounts()) {
3555            if (account.getStatus() == Account.State.ONLINE) {
3556                XmppConnection connection = account.getXmppConnection();
3557                if (connection != null) {
3558                    if (broadcastLastActivity) {
3559                        sendPresence(account, true);
3560                    }
3561                    if (connection.getFeatures().csi()) {
3562                        connection.sendInactive();
3563                    }
3564                }
3565            }
3566        }
3567        this.mNotificationService.setIsInForeground(false);
3568        Log.d(Config.LOGTAG, "app switched into background");
3569    }
3570
3571    private void connectMultiModeConversations(Account account) {
3572        List<Conversation> conversations = getConversations();
3573        for (Conversation conversation : conversations) {
3574            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
3575                joinMuc(conversation);
3576            }
3577        }
3578    }
3579
3580    public void mucSelfPingAndRejoin(final Conversation conversation) {
3581        final Account account = conversation.getAccount();
3582        synchronized (account.inProgressConferenceJoins) {
3583            if (account.inProgressConferenceJoins.contains(conversation)) {
3584                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
3585                return;
3586            }
3587        }
3588        synchronized (account.inProgressConferencePings) {
3589            if (!account.inProgressConferencePings.add(conversation)) {
3590                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
3591                return;
3592            }
3593        }
3594        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
3595        final IqPacket ping = new IqPacket(IqPacket.TYPE.GET);
3596        ping.setTo(self);
3597        ping.addChild("ping", Namespace.PING);
3598        sendIqPacket(conversation.getAccount(), ping, (a, response) -> {
3599            if (response.getType() == IqPacket.TYPE.ERROR) {
3600                Element error = response.findChild("error");
3601                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
3602                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
3603                } else {
3604                    Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
3605                    joinMuc(conversation);
3606                }
3607            } else if (response.getType() == IqPacket.TYPE.RESULT) {
3608                Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": ping to " + self + " came back fine");
3609            }
3610            synchronized (account.inProgressConferencePings) {
3611                account.inProgressConferencePings.remove(conversation);
3612            }
3613        });
3614    }
3615    public void joinMuc(Conversation conversation) {
3616        joinMuc(conversation, null, false);
3617    }
3618
3619    public void joinMuc(Conversation conversation, boolean followedInvite) {
3620        joinMuc(conversation, null, followedInvite);
3621    }
3622
3623    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
3624        joinMuc(conversation, onConferenceJoined, false);
3625    }
3626
3627    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
3628        final Account account = conversation.getAccount();
3629        synchronized (account.pendingConferenceJoins) {
3630            account.pendingConferenceJoins.remove(conversation);
3631        }
3632        synchronized (account.pendingConferenceLeaves) {
3633            account.pendingConferenceLeaves.remove(conversation);
3634        }
3635        if (account.getStatus() == Account.State.ONLINE) {
3636            synchronized (account.inProgressConferenceJoins) {
3637                account.inProgressConferenceJoins.add(conversation);
3638            }
3639            if (Config.MUC_LEAVE_BEFORE_JOIN) {
3640                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
3641            }
3642            conversation.resetMucOptions();
3643            if (onConferenceJoined != null) {
3644                conversation.getMucOptions().flagNoAutoPushConfiguration();
3645            }
3646            conversation.setHasMessagesLeftOnServer(false);
3647            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
3648
3649                private void join(Conversation conversation) {
3650                    Account account = conversation.getAccount();
3651                    final MucOptions mucOptions = conversation.getMucOptions();
3652
3653                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
3654                        synchronized (account.inProgressConferenceJoins) {
3655                            account.inProgressConferenceJoins.remove(conversation);
3656                        }
3657                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
3658                        updateConversationUi();
3659                        if (onConferenceJoined != null) {
3660                            onConferenceJoined.onConferenceJoined(conversation);
3661                        }
3662                        return;
3663                    }
3664
3665                    final Jid joinJid = mucOptions.getSelf().getFullJid();
3666                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
3667                    PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null, mucOptions.getSelf().getNick());
3668                    packet.setTo(joinJid);
3669                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3670                    if (conversation.getMucOptions().getPassword() != null) {
3671                        x.addChild("password").setContent(mucOptions.getPassword());
3672                    }
3673
3674                    if (mucOptions.mamSupport()) {
3675                        // Use MAM instead of the limited muc history to get history
3676                        x.addChild("history").setAttribute("maxchars", "0");
3677                    } else {
3678                        // Fallback to muc history
3679                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
3680                    }
3681                    sendPresencePacket(account, packet);
3682                    if (onConferenceJoined != null) {
3683                        onConferenceJoined.onConferenceJoined(conversation);
3684                    }
3685                    if (!joinJid.equals(conversation.getJid())) {
3686                        conversation.setContactJid(joinJid);
3687                        databaseBackend.updateConversation(conversation);
3688                    }
3689
3690                    maybeRegisterWithMuc(conversation, null);
3691
3692                    if (mucOptions.mamSupport()) {
3693                        getMessageArchiveService().catchupMUC(conversation);
3694                    }
3695                    fetchConferenceMembers(conversation);
3696                    if (mucOptions.isPrivateAndNonAnonymous()) {
3697                        if (followedInvite) {
3698                            final Bookmark bookmark = conversation.getBookmark();
3699                            if (bookmark != null) {
3700                                if (!bookmark.autojoin()) {
3701                                    bookmark.setAutojoin(true);
3702                                    createBookmark(account, bookmark);
3703                                }
3704                            } else {
3705                                saveConversationAsBookmark(conversation, null);
3706                            }
3707                        }
3708                    }
3709                    synchronized (account.inProgressConferenceJoins) {
3710                        account.inProgressConferenceJoins.remove(conversation);
3711                        sendUnsentMessages(conversation);
3712                    }
3713                }
3714
3715                @Override
3716                public void onConferenceConfigurationFetched(Conversation conversation) {
3717                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3718                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3719                        return;
3720                    }
3721                    join(conversation);
3722                }
3723
3724                @Override
3725                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
3726                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3727                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3728                        return;
3729                    }
3730                    if ("remote-server-not-found".equals(errorCondition)) {
3731                        synchronized (account.inProgressConferenceJoins) {
3732                            account.inProgressConferenceJoins.remove(conversation);
3733                        }
3734                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
3735                        updateConversationUi();
3736                    } else {
3737                        join(conversation);
3738                        fetchConferenceConfiguration(conversation);
3739                    }
3740                }
3741            });
3742            updateConversationUi();
3743        } else {
3744            synchronized (account.pendingConferenceJoins) {
3745                account.pendingConferenceJoins.add(conversation);
3746            }
3747            conversation.resetMucOptions();
3748            conversation.setHasMessagesLeftOnServer(false);
3749            updateConversationUi();
3750        }
3751    }
3752
3753    private void fetchConferenceMembers(final Conversation conversation) {
3754        final Account account = conversation.getAccount();
3755        final AxolotlService axolotlService = account.getAxolotlService();
3756        final var affiliations = new ArrayList<String>();
3757        affiliations.add("outcast");
3758        if (conversation.getMucOptions().isPrivateAndNonAnonymous()) affiliations.addAll(List.of("member", "admin", "owner"));
3759        OnIqPacketReceived callback = new OnIqPacketReceived() {
3760
3761            private int i = 0;
3762            private boolean success = true;
3763
3764            @Override
3765            public void onIqPacketReceived(Account account, IqPacket packet) {
3766                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3767                Element query = packet.query("http://jabber.org/protocol/muc#admin");
3768                if (packet.getType() == IqPacket.TYPE.RESULT && query != null) {
3769                    for (Element child : query.getChildren()) {
3770                        if ("item".equals(child.getName())) {
3771                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
3772                            user.setOnline(false);
3773                            if (!user.realJidMatchesAccount()) {
3774                                boolean isNew = conversation.getMucOptions().updateUser(user);
3775                                Contact contact = user.getContact();
3776                                if (omemoEnabled
3777                                        && isNew
3778                                        && user.getRealJid() != null
3779                                        && (contact == null || !contact.mutualPresenceSubscription())
3780                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
3781                                    axolotlService.fetchDeviceIds(user.getRealJid());
3782                                }
3783                            }
3784                        }
3785                    }
3786                } else {
3787                    success = false;
3788                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations.get(i) + " in " + conversation.getJid().asBareJid());
3789                }
3790                ++i;
3791                if (i >= affiliations.size()) {
3792                    List<Jid> members = conversation.getMucOptions().getMembers(true);
3793                    if (success) {
3794                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3795                        boolean changed = false;
3796                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3797                            Jid jid = iterator.next();
3798                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3799                                iterator.remove();
3800                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3801                                changed = true;
3802                            }
3803                        }
3804                        if (changed) {
3805                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3806                            updateConversation(conversation);
3807                        }
3808                    }
3809                    getAvatarService().clear(conversation);
3810                    updateMucRosterUi();
3811                    updateConversationUi();
3812                }
3813            }
3814        };
3815        for (String affiliation : affiliations) {
3816            final var x = mIqGenerator.queryAffiliation(conversation, affiliation);
3817            sendIqPacket(account, x, callback);
3818        }
3819        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3820    }
3821
3822    public void providePasswordForMuc(final Conversation conversation, final String password) {
3823        if (conversation.getMode() == Conversation.MODE_MULTI) {
3824            conversation.getMucOptions().setPassword(password);
3825            if (conversation.getBookmark() != null) {
3826                final Bookmark bookmark = conversation.getBookmark();
3827                bookmark.setAutojoin(true);
3828                createBookmark(conversation.getAccount(), bookmark);
3829            }
3830            updateConversation(conversation);
3831            joinMuc(conversation);
3832        }
3833    }
3834
3835    public void deleteAvatar(final Account account) {
3836        final AtomicBoolean executed = new AtomicBoolean(false);
3837        final Runnable onDeleted =
3838                () -> {
3839                    if (executed.compareAndSet(false, true)) {
3840                        account.setAvatar(null);
3841                        databaseBackend.updateAccount(account);
3842                        getAvatarService().clear(account);
3843                        updateAccountUi();
3844                    }
3845                };
3846        deleteVcardAvatar(account, onDeleted);
3847        deletePepNode(account, Namespace.AVATAR_DATA);
3848        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3849    }
3850
3851    public void deletePepNode(final Account account, final String node) {
3852        deletePepNode(account, node, null);
3853    }
3854
3855    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3856        final IqPacket request = mIqGenerator.deleteNode(node);
3857        sendIqPacket(account, request, (a, packet) -> {
3858            if (packet.getType() == IqPacket.TYPE.RESULT) {
3859                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": successfully deleted pep node "+node);
3860                if (runnable != null) {
3861                    runnable.run();
3862                }
3863            } else {
3864                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": failed to delete "+ packet);
3865            }
3866        });
3867    }
3868
3869    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3870        final IqPacket retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3871        sendIqPacket(account, retrieveVcard, (a, response) -> {
3872            if (response.getType() != IqPacket.TYPE.RESULT) {
3873                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3874                return;
3875            }
3876            final Element vcard = response.findChild("vCard", "vcard-temp");
3877            if (vcard == null) {
3878                Log.d(Config.LOGTAG,a.getJid().asBareJid()+": no vCard set. nothing to do");
3879                return;
3880            }
3881            Element photo = vcard.findChild("PHOTO");
3882            if (photo == null) {
3883                photo = vcard.addChild("PHOTO");
3884            }
3885            photo.clearChildren();
3886            IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
3887            publication.setTo(a.getJid().asBareJid());
3888            publication.addChild(vcard);
3889            sendIqPacket(account, publication, (a1, publicationResponse) -> {
3890                if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
3891                    Log.d(Config.LOGTAG,a1.getJid().asBareJid()+": successfully deleted vcard avatar");
3892                    runnable.run();
3893                } else {
3894                    Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3895                }
3896            });
3897        });
3898    }
3899
3900    private boolean hasEnabledAccounts() {
3901        if (this.accounts == null) {
3902            return false;
3903        }
3904        for (final Account account : this.accounts) {
3905            if (account.isConnectionEnabled()) {
3906                return true;
3907            }
3908        }
3909        return false;
3910    }
3911
3912
3913    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3914        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3915    }
3916
3917    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3918        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3919    }
3920
3921
3922    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3923        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3924    }
3925
3926    public void persistSelfNick(final MucOptions.User self) {
3927        final Conversation conversation = self.getConversation();
3928        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3929        Jid full = self.getFullJid();
3930        if (!full.equals(conversation.getJid())) {
3931            Log.d(Config.LOGTAG, "nick changed. updating");
3932            conversation.setContactJid(full);
3933            databaseBackend.updateConversation(conversation);
3934        }
3935
3936        final String nick = self.getNick();
3937        final Bookmark bookmark = conversation.getBookmark();
3938        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3939        if (bookmark != null && (tookProposedNickFromBookmark || Strings.isNullOrEmpty(bookmarkedNick)) && !nick.equals(bookmarkedNick)) {
3940            final Account account = conversation.getAccount();
3941            final String defaultNick = MucOptions.defaultNick(account);
3942            if (Strings.isNullOrEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3943                return;
3944            }
3945            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + nick + "' into bookmark for " + conversation.getJid().asBareJid());
3946            bookmark.setNick(nick);
3947            createBookmark(bookmark.getAccount(), bookmark);
3948        }
3949    }
3950
3951    public void presenceToMuc(final Conversation conversation) {
3952        final MucOptions options = conversation.getMucOptions();
3953        if (options.online()) {
3954            Account account = conversation.getAccount();
3955            final Jid joinJid = options.getSelf().getFullJid();
3956            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), options.getSelf().getNick());
3957            packet.setTo(joinJid);
3958            sendPresencePacket(account, packet);
3959        }
3960    }
3961
3962    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3963        final MucOptions options = conversation.getMucOptions();
3964        final Jid joinJid = options.createJoinJid(nick);
3965        if (joinJid == null) {
3966            return false;
3967        }
3968        if (options.online()) {
3969            maybeRegisterWithMuc(conversation, nick);
3970
3971            Account account = conversation.getAccount();
3972            options.setOnRenameListener(new OnRenameListener() {
3973
3974                @Override
3975                public void onSuccess() {
3976                    final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), nick);
3977                    packet.setTo(joinJid);
3978                    sendPresencePacket(account, packet);
3979                    callback.success(conversation);
3980                }
3981
3982                @Override
3983                public void onFailure() {
3984                    callback.error(R.string.nick_in_use, conversation);
3985                }
3986            });
3987
3988            final PresencePacket packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), nick);
3989            packet.setTo(joinJid);
3990            sendPresencePacket(account, packet);
3991        } else {
3992            conversation.setContactJid(joinJid);
3993            databaseBackend.updateConversation(conversation);
3994            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3995                Bookmark bookmark = conversation.getBookmark();
3996                if (bookmark != null) {
3997                    bookmark.setNick(nick);
3998                    createBookmark(bookmark.getAccount(), bookmark);
3999                }
4000                joinMuc(conversation);
4001            }
4002        }
4003        return true;
4004    }
4005
4006    public void leaveMuc(Conversation conversation) {
4007        leaveMuc(conversation, false);
4008    }
4009
4010    private void leaveMuc(Conversation conversation, boolean now) {
4011        final Account account = conversation.getAccount();
4012        synchronized (account.pendingConferenceJoins) {
4013            account.pendingConferenceJoins.remove(conversation);
4014        }
4015        synchronized (account.pendingConferenceLeaves) {
4016            account.pendingConferenceLeaves.remove(conversation);
4017        }
4018        if (account.getStatus() == Account.State.ONLINE || now) {
4019            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
4020            conversation.getMucOptions().setOffline();
4021            Bookmark bookmark = conversation.getBookmark();
4022            if (bookmark != null) {
4023                bookmark.setConversation(null);
4024            }
4025            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
4026        } else {
4027            synchronized (account.pendingConferenceLeaves) {
4028                account.pendingConferenceLeaves.add(conversation);
4029            }
4030        }
4031    }
4032
4033    public String findConferenceServer(final Account account) {
4034        String server;
4035        if (account.getXmppConnection() != null) {
4036            server = account.getXmppConnection().getMucServer();
4037            if (server != null) {
4038                return server;
4039            }
4040        }
4041        for (Account other : getAccounts()) {
4042            if (other != account && other.getXmppConnection() != null) {
4043                server = other.getXmppConnection().getMucServer();
4044                if (server != null) {
4045                    return server;
4046                }
4047            }
4048        }
4049        return null;
4050    }
4051
4052
4053    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
4054        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
4055            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
4056            if (!TextUtils.isEmpty(name)) {
4057                configuration.putString("muc#roomconfig_roomname", name);
4058            }
4059            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
4060                @Override
4061                public void onPushSucceeded() {
4062                    saveConversationAsBookmark(conversation, name);
4063                    callback.success(conversation);
4064                }
4065
4066                @Override
4067                public void onPushFailed() {
4068                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
4069                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
4070                    } else {
4071                        callback.error(R.string.joined_an_existing_channel, conversation);
4072                    }
4073                }
4074            });
4075        });
4076    }
4077
4078    public boolean createAdhocConference(final Account account,
4079                                         final String name,
4080                                         final Iterable<Jid> jids,
4081                                         final UiCallback<Conversation> callback) {
4082        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
4083        if (account.getStatus() == Account.State.ONLINE) {
4084            try {
4085                String server = findConferenceServer(account);
4086                if (server == null) {
4087                    if (callback != null) {
4088                        callback.error(R.string.no_conference_server_found, null);
4089                    }
4090                    return false;
4091                }
4092                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
4093                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
4094                joinMuc(conversation, new OnConferenceJoined() {
4095                    @Override
4096                    public void onConferenceJoined(final Conversation conversation) {
4097                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
4098                        if (!TextUtils.isEmpty(name)) {
4099                            configuration.putString("muc#roomconfig_roomname", name);
4100                        }
4101                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
4102                            @Override
4103                            public void onPushSucceeded() {
4104                                for (Jid invite : jids) {
4105                                    invite(conversation, invite);
4106                                }
4107                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
4108                                    if (resource == null || "".equals(resource)) continue;
4109                                    Jid other = account.getJid().withResource(resource);
4110                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
4111                                    directInvite(conversation, other);
4112                                }
4113                                saveConversationAsBookmark(conversation, name);
4114                                if (callback != null) {
4115                                    callback.success(conversation);
4116                                }
4117                            }
4118
4119                            @Override
4120                            public void onPushFailed() {
4121                                archiveConversation(conversation);
4122                                if (callback != null) {
4123                                    callback.error(R.string.conference_creation_failed, conversation);
4124                                }
4125                            }
4126                        });
4127                    }
4128                });
4129                return true;
4130            } catch (IllegalArgumentException e) {
4131                if (callback != null) {
4132                    callback.error(R.string.conference_creation_failed, null);
4133                }
4134                return false;
4135            }
4136        } else {
4137            if (callback != null) {
4138                callback.error(R.string.not_connected_try_again, null);
4139            }
4140            return false;
4141        }
4142    }
4143
4144    public void checkIfMuc(final Account account, final Jid jid, Consumer<Boolean> cb) {
4145        if (jid.isDomainJid()) {
4146            // Spec basically says MUC needs to have a node
4147            // And also specifies that MUC and MUC service should have the same identity...
4148            cb.accept(false);
4149            return;
4150        }
4151
4152        IqPacket request = mIqGenerator.queryDiscoInfo(jid.asBareJid());
4153        sendIqPacket(account, request, (acct, reply) -> {
4154            ServiceDiscoveryResult result = new ServiceDiscoveryResult(reply);
4155            cb.accept(
4156                result.getFeatures().contains("http://jabber.org/protocol/muc") &&
4157                result.hasIdentity("conference", null)
4158            );
4159        });
4160    }
4161
4162    public void fetchConferenceConfiguration(final Conversation conversation) {
4163        fetchConferenceConfiguration(conversation, null);
4164    }
4165
4166    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
4167        IqPacket request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
4168        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
4169            @Override
4170            public void onIqPacketReceived(Account account, IqPacket packet) {
4171                if (packet.getType() == IqPacket.TYPE.RESULT) {
4172                    final MucOptions mucOptions = conversation.getMucOptions();
4173                    final Bookmark bookmark = conversation.getBookmark();
4174                    final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
4175
4176                    if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(packet))) {
4177                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
4178                        updateConversation(conversation);
4179                    }
4180
4181                    if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
4182                        if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
4183                            createBookmark(account, bookmark);
4184                        }
4185                    }
4186
4187
4188                    if (callback != null) {
4189                        callback.onConferenceConfigurationFetched(conversation);
4190                    }
4191
4192
4193                    updateConversationUi();
4194                } else if (packet.getType() == IqPacket.TYPE.TIMEOUT) {
4195                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
4196                } else {
4197                    if (callback != null) {
4198                        callback.onFetchFailed(conversation, packet.getErrorCondition());
4199                    }
4200                }
4201            }
4202        });
4203    }
4204
4205    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
4206        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
4207    }
4208
4209    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
4210        Log.d(Config.LOGTAG, "pushing node configuration");
4211        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), new OnIqPacketReceived() {
4212            @Override
4213            public void onIqPacketReceived(Account account, IqPacket packet) {
4214                if (packet.getType() == IqPacket.TYPE.RESULT) {
4215                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
4216                    Element configuration = pubsub == null ? null : pubsub.findChild("configure");
4217                    Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
4218                    if (x != null) {
4219                        Data data = Data.parse(x);
4220                        data.submit(options);
4221                        sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), new OnIqPacketReceived() {
4222                            @Override
4223                            public void onIqPacketReceived(Account account, IqPacket packet) {
4224                                if (packet.getType() == IqPacket.TYPE.RESULT && callback != null) {
4225                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
4226                                    callback.onPushSucceeded();
4227                                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
4228                                    callback.onPushFailed();
4229                                }
4230                            }
4231                        });
4232                    } else if (callback != null) {
4233                        callback.onPushFailed();
4234                    }
4235                } else if (packet.getType() == IqPacket.TYPE.ERROR && callback != null) {
4236                    callback.onPushFailed();
4237                }
4238            }
4239        });
4240    }
4241
4242    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
4243        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
4244            conversation.setAttribute("accept_non_anonymous", true);
4245            updateConversation(conversation);
4246        }
4247        if (options.containsKey("muc#roomconfig_moderatedroom")) {
4248            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
4249            options.putString("members_by_default", moderated ? "0" : "1");
4250        }
4251        final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
4252        request.setTo(conversation.getJid().asBareJid());
4253        request.query("http://jabber.org/protocol/muc#owner");
4254        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
4255            @Override
4256            public void onIqPacketReceived(Account account, IqPacket packet) {
4257                if (packet.getType() == IqPacket.TYPE.RESULT) {
4258                    final Data data = Data.parse(packet.query().findChild("x", Namespace.DATA));
4259                    data.submit(options);
4260                    final IqPacket set = new IqPacket(IqPacket.TYPE.SET);
4261                    set.setTo(conversation.getJid().asBareJid());
4262                    set.query("http://jabber.org/protocol/muc#owner").addChild(data);
4263                    sendIqPacket(account, set, new OnIqPacketReceived() {
4264                        @Override
4265                        public void onIqPacketReceived(Account account, IqPacket packet) {
4266                            if (callback != null) {
4267                                if (packet.getType() == IqPacket.TYPE.RESULT) {
4268                                    callback.onPushSucceeded();
4269                                } else {
4270                                    callback.onPushFailed();
4271                                }
4272                            }
4273                        }
4274                    });
4275                } else {
4276                    if (callback != null) {
4277                        callback.onPushFailed();
4278                    }
4279                }
4280            }
4281        });
4282    }
4283
4284    public void pushSubjectToConference(final Conversation conference, final String subject) {
4285        MessagePacket packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
4286        this.sendMessagePacket(conference.getAccount(), packet);
4287    }
4288
4289    public void requestVoice(final Account account, final Jid jid) {
4290        MessagePacket packet = this.getMessageGenerator().requestVoice(jid);
4291        this.sendMessagePacket(account, packet);
4292    }
4293
4294    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
4295        final Jid jid = user.asBareJid();
4296        final IqPacket request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
4297        sendIqPacket(conference.getAccount(), request, (account, response) -> {
4298            if (response.getType() == IqPacket.TYPE.RESULT) {
4299                conference.getMucOptions().changeAffiliation(jid, affiliation);
4300                getAvatarService().clear(conference);
4301                if (callback != null) {
4302                    callback.onAffiliationChangedSuccessful(jid);
4303                } else {
4304                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
4305                }
4306            } else if (callback != null) {
4307                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
4308            } else {
4309                Log.d(Config.LOGTAG, "unable to change affiliation");
4310            }
4311        });
4312    }
4313
4314    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
4315        IqPacket request = this.mIqGenerator.changeRole(conference, nick, role.toString());
4316        sendIqPacket(conference.getAccount(), request, (account, packet) -> {
4317            if (packet.getType() != IqPacket.TYPE.RESULT) {
4318                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
4319            }
4320        });
4321    }
4322
4323    public void moderateMessage(final Account account, final Message m, final String reason) {
4324        IqPacket request = this.mIqGenerator.moderateMessage(account, m, reason);
4325        sendIqPacket(account, request, (a, packet) -> {
4326            if (packet.getType() != IqPacket.TYPE.RESULT) {
4327                showErrorToastInUi(R.string.unable_to_moderate);
4328                Log.d(Config.LOGTAG, a.getJid().asBareJid() + " unable to moderate: " + packet);
4329            }
4330        });
4331    }
4332
4333    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
4334        IqPacket request = new IqPacket(IqPacket.TYPE.SET);
4335        request.setTo(conversation.getJid().asBareJid());
4336        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
4337        sendIqPacket(conversation.getAccount(), request, new OnIqPacketReceived() {
4338            @Override
4339            public void onIqPacketReceived(Account account, IqPacket packet) {
4340                if (packet.getType() == IqPacket.TYPE.RESULT) {
4341                    if (callback != null) {
4342                        callback.onRoomDestroySucceeded();
4343                    }
4344                } else if (packet.getType() == IqPacket.TYPE.ERROR) {
4345                    if (callback != null) {
4346                        callback.onRoomDestroyFailed();
4347                    }
4348                }
4349            }
4350        });
4351    }
4352
4353    private void disconnect(final Account account, boolean force) {
4354        final XmppConnection connection = account.getXmppConnection();
4355        if (connection == null) {
4356            return;
4357        }
4358        if (!force) {
4359            final List<Conversation> conversations = getConversations();
4360            for (Conversation conversation : conversations) {
4361                if (conversation.getAccount() == account) {
4362                    if (conversation.getMode() == Conversation.MODE_MULTI) {
4363                        leaveMuc(conversation, true);
4364                    }
4365                }
4366            }
4367            sendOfflinePresence(account);
4368        }
4369        connection.disconnect(force);
4370    }
4371
4372    @Override
4373    public IBinder onBind(Intent intent) {
4374        return mBinder;
4375    }
4376
4377    public void deleteMessage(Message message) {
4378        mScheduledMessages.remove(message.getUuid());
4379        databaseBackend.deleteMessage(message.getUuid());
4380        ((Conversation) message.getConversation()).remove(message);
4381        updateConversationUi();
4382    }
4383
4384    public void updateMessage(Message message) {
4385        updateMessage(message, true);
4386    }
4387
4388    public void updateMessage(Message message, boolean includeBody) {
4389        databaseBackend.updateMessage(message, includeBody);
4390        updateConversationUi();
4391    }
4392
4393    public void createMessageAsync(final Message message) {
4394        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
4395    }
4396
4397    public void updateMessage(Message message, String uuid) {
4398        if (!databaseBackend.updateMessage(message, uuid)) {
4399            Log.e(Config.LOGTAG, "error updated message in DB after edit");
4400        }
4401        updateConversationUi();
4402    }
4403
4404    protected void syncDirtyContacts(Account account) {
4405        for (Contact contact : account.getRoster().getContacts()) {
4406            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
4407                pushContactToServer(contact);
4408            }
4409            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
4410                deleteContactOnServer(contact);
4411            }
4412        }
4413    }
4414
4415    protected void unregisterPhoneAccounts(final Account account) {
4416        for (final Contact contact : account.getRoster().getContacts()) {
4417            if (!contact.showInRoster()) {
4418                contact.unregisterAsPhoneAccount(this);
4419            }
4420        }
4421    }
4422
4423    public void createContact(final Contact contact, final boolean autoGrant) {
4424        createContact(contact, autoGrant, null);
4425    }
4426
4427    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
4428        if (autoGrant) {
4429            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
4430            contact.setOption(Contact.Options.ASKING);
4431        }
4432        pushContactToServer(contact, preAuth);
4433    }
4434
4435    public void pushContactToServer(final Contact contact) {
4436        pushContactToServer(contact, null);
4437    }
4438
4439    private void pushContactToServer(final Contact contact, final String preAuth) {
4440        contact.resetOption(Contact.Options.DIRTY_DELETE);
4441        contact.setOption(Contact.Options.DIRTY_PUSH);
4442        final Account account = contact.getAccount();
4443        if (account.getStatus() == Account.State.ONLINE) {
4444            final boolean ask = contact.getOption(Contact.Options.ASKING);
4445            final boolean sendUpdates = contact
4446                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
4447                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
4448            final IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
4449            iq.query(Namespace.ROSTER).addChild(contact.asElement());
4450            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4451            if (sendUpdates) {
4452                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
4453            }
4454            if (ask) {
4455                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
4456            }
4457        } else {
4458            syncRoster(contact.getAccount());
4459        }
4460    }
4461
4462    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
4463        new Thread(() -> {
4464            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4465            final int size = Config.AVATAR_SIZE;
4466            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
4467            if (avatar != null) {
4468                if (!getFileBackend().save(avatar)) {
4469                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
4470                    return;
4471                }
4472                avatar.owner = conversation.getJid().asBareJid();
4473                publishMucAvatar(conversation, avatar, callback);
4474            } else {
4475                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
4476            }
4477        }).start();
4478    }
4479
4480    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
4481        new Thread(() -> {
4482            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4483            final int size = Config.AVATAR_SIZE;
4484            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
4485            if (avatar != null) {
4486                if (!getFileBackend().save(avatar)) {
4487                    Log.d(Config.LOGTAG, "unable to save vcard");
4488                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
4489                    return;
4490                }
4491                publishAvatar(account, avatar, callback);
4492            } else {
4493                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
4494            }
4495        }).start();
4496
4497    }
4498
4499    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
4500        final IqPacket retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
4501        sendIqPacket(conversation.getAccount(), retrieve, (account, response) -> {
4502            boolean itemNotFound = response.getType() == IqPacket.TYPE.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
4503            if (response.getType() == IqPacket.TYPE.RESULT || itemNotFound) {
4504                Element vcard = response.findChild("vCard", "vcard-temp");
4505                if (vcard == null) {
4506                    vcard = new Element("vCard", "vcard-temp");
4507                }
4508                Element photo = vcard.findChild("PHOTO");
4509                if (photo == null) {
4510                    photo = vcard.addChild("PHOTO");
4511                }
4512                photo.clearChildren();
4513                photo.addChild("TYPE").setContent(avatar.type);
4514                photo.addChild("BINVAL").setContent(avatar.image);
4515                IqPacket publication = new IqPacket(IqPacket.TYPE.SET);
4516                publication.setTo(conversation.getJid().asBareJid());
4517                publication.addChild(vcard);
4518                sendIqPacket(account, publication, (a1, publicationResponse) -> {
4519                    if (publicationResponse.getType() == IqPacket.TYPE.RESULT) {
4520                        callback.onAvatarPublicationSucceeded();
4521                    } else {
4522                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
4523                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4524                    }
4525                });
4526            } else {
4527                Log.d(Config.LOGTAG, "failed to request vcard " + response);
4528                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
4529            }
4530        });
4531    }
4532
4533    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
4534        final Bundle options;
4535        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
4536            options = PublishOptions.openAccess();
4537        } else {
4538            options = null;
4539        }
4540        publishAvatar(account, avatar, options, true, callback);
4541    }
4542
4543    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
4544        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
4545        IqPacket packet = this.mIqGenerator.publishAvatar(avatar, options);
4546        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4547
4548            @Override
4549            public void onIqPacketReceived(Account account, IqPacket result) {
4550                if (result.getType() == IqPacket.TYPE.RESULT) {
4551                    publishAvatarMetadata(account, avatar, options, true, callback);
4552                } else if (retry && PublishOptions.preconditionNotMet(result)) {
4553                    pushNodeConfiguration(account, Namespace.AVATAR_DATA, options, new OnConfigurationPushed() {
4554                        @Override
4555                        public void onPushSucceeded() {
4556                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
4557                            publishAvatar(account, avatar, options, false, callback);
4558                        }
4559
4560                        @Override
4561                        public void onPushFailed() {
4562                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
4563                            publishAvatar(account, avatar, null, false, callback);
4564                        }
4565                    });
4566                } else {
4567                    Element error = result.findChild("error");
4568                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
4569                    if (callback != null) {
4570                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4571                    }
4572                }
4573            }
4574        });
4575    }
4576
4577    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
4578        final IqPacket packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
4579        sendIqPacket(account, packet, new OnIqPacketReceived() {
4580            @Override
4581            public void onIqPacketReceived(Account account, IqPacket result) {
4582                if (result.getType() == IqPacket.TYPE.RESULT) {
4583                    if (account.setAvatar(avatar.getFilename())) {
4584                        getAvatarService().clear(account);
4585                        databaseBackend.updateAccount(account);
4586                        notifyAccountAvatarHasChanged(account);
4587                    }
4588                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
4589                    if (callback != null) {
4590                        callback.onAvatarPublicationSucceeded();
4591                    }
4592                } else if (retry && PublishOptions.preconditionNotMet(result)) {
4593                    pushNodeConfiguration(account, Namespace.AVATAR_METADATA, options, new OnConfigurationPushed() {
4594                        @Override
4595                        public void onPushSucceeded() {
4596                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
4597                            publishAvatarMetadata(account, avatar, options, false, callback);
4598                        }
4599
4600                        @Override
4601                        public void onPushFailed() {
4602                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
4603                            publishAvatarMetadata(account, avatar, null, false, callback);
4604                        }
4605                    });
4606                } else {
4607                    if (callback != null) {
4608                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4609                    }
4610                }
4611            }
4612        });
4613    }
4614
4615    public void republishAvatarIfNeeded(Account account) {
4616        if (account.getAxolotlService().isPepBroken()) {
4617            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
4618            return;
4619        }
4620        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4621        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4622
4623            private Avatar parseAvatar(IqPacket packet) {
4624                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4625                if (pubsub != null) {
4626                    Element items = pubsub.findChild("items");
4627                    if (items != null) {
4628                        return Avatar.parseMetadata(items);
4629                    }
4630                }
4631                return null;
4632            }
4633
4634            private boolean errorIsItemNotFound(IqPacket packet) {
4635                Element error = packet.findChild("error");
4636                return packet.getType() == IqPacket.TYPE.ERROR
4637                        && error != null
4638                        && error.hasChild("item-not-found");
4639            }
4640
4641            @Override
4642            public void onIqPacketReceived(Account account, IqPacket packet) {
4643                if (packet.getType() == IqPacket.TYPE.RESULT || errorIsItemNotFound(packet)) {
4644                    Avatar serverAvatar = parseAvatar(packet);
4645                    if (serverAvatar == null && account.getAvatar() != null) {
4646                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
4647                        if (avatar != null) {
4648                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
4649                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
4650                        } else {
4651                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
4652                        }
4653                    }
4654                }
4655            }
4656        });
4657    }
4658
4659    public void fetchAvatar(Account account, Avatar avatar) {
4660        fetchAvatar(account, avatar, null);
4661    }
4662
4663    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4664        if (databaseBackend.isBlockedMedia(avatar.cid())) {
4665            if (callback != null) callback.error(0, null);
4666            return;
4667        }
4668
4669        final String KEY = generateFetchKey(account, avatar);
4670        synchronized (this.mInProgressAvatarFetches) {
4671            if (mInProgressAvatarFetches.add(KEY)) {
4672                switch (avatar.origin) {
4673                    case PEP:
4674                        this.mInProgressAvatarFetches.add(KEY);
4675                        fetchAvatarPep(account, avatar, callback);
4676                        break;
4677                    case VCARD:
4678                        this.mInProgressAvatarFetches.add(KEY);
4679                        fetchAvatarVcard(account, avatar, callback);
4680                        break;
4681                }
4682            } else if (avatar.origin == Avatar.Origin.PEP) {
4683                mOmittedPepAvatarFetches.add(KEY);
4684            } else {
4685                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
4686            }
4687        }
4688    }
4689
4690    private void fetchAvatarPep(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4691        IqPacket packet = this.mIqGenerator.retrievePepAvatar(avatar);
4692        sendIqPacket(account, packet, (a, result) -> {
4693            synchronized (mInProgressAvatarFetches) {
4694                mInProgressAvatarFetches.remove(generateFetchKey(a, avatar));
4695            }
4696            final String ERROR = a.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
4697            if (result.getType() == IqPacket.TYPE.RESULT) {
4698                avatar.image = mIqParser.avatarData(result);
4699                if (avatar.image != null) {
4700                    if (getFileBackend().save(avatar)) {
4701                        if (a.getJid().asBareJid().equals(avatar.owner)) {
4702                            if (a.setAvatar(avatar.getFilename())) {
4703                                databaseBackend.updateAccount(a);
4704                            }
4705                            getAvatarService().clear(a);
4706                            updateConversationUi();
4707                            updateAccountUi();
4708                        } else {
4709                            final Contact contact = a.getRoster().getContact(avatar.owner);
4710                            contact.setAvatar(avatar);
4711                            syncRoster(account);
4712                            getAvatarService().clear(contact);
4713                            updateConversationUi();
4714                            updateRosterUi();
4715                        }
4716                        if (callback != null) {
4717                            callback.success(avatar);
4718                        }
4719                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
4720                        return;
4721                    }
4722                } else {
4723
4724                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
4725                }
4726            } else {
4727                Element error = result.findChild("error");
4728                if (error == null) {
4729                    Log.d(Config.LOGTAG, ERROR + "(server error)");
4730                } else {
4731                    Log.d(Config.LOGTAG, ERROR + error.toString());
4732                }
4733            }
4734            if (callback != null) {
4735                callback.error(0, null);
4736            }
4737
4738        });
4739    }
4740
4741    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4742        IqPacket packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
4743        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4744            @Override
4745            public void onIqPacketReceived(Account account, IqPacket packet) {
4746                final boolean previouslyOmittedPepFetch;
4747                synchronized (mInProgressAvatarFetches) {
4748                    final String KEY = generateFetchKey(account, avatar);
4749                    mInProgressAvatarFetches.remove(KEY);
4750                    previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
4751                }
4752                if (packet.getType() == IqPacket.TYPE.RESULT) {
4753                    Element vCard = packet.findChild("vCard", "vcard-temp");
4754                    Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
4755                    String image = photo != null ? photo.findChildContent("BINVAL") : null;
4756                    if (image != null) {
4757                        avatar.image = image;
4758                        if (getFileBackend().save(avatar)) {
4759                            Log.d(Config.LOGTAG, account.getJid().asBareJid()
4760                                    + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
4761                            if (avatar.owner.isBareJid()) {
4762                                if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
4763                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
4764                                    account.setAvatar(avatar.getFilename());
4765                                    databaseBackend.updateAccount(account);
4766                                    getAvatarService().clear(account);
4767                                    updateAccountUi();
4768                                } else {
4769                                    final Contact contact = account.getRoster().getContact(avatar.owner);
4770                                    contact.setAvatar(avatar, previouslyOmittedPepFetch);
4771                                    syncRoster(account);
4772                                    getAvatarService().clear(contact);
4773                                    updateRosterUi();
4774                                }
4775                                updateConversationUi();
4776                            } else {
4777                                Conversation conversation = find(account, avatar.owner.asBareJid());
4778                                if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
4779                                    MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
4780                                    if (user != null) {
4781                                        if (user.setAvatar(avatar)) {
4782                                            getAvatarService().clear(user);
4783                                            updateConversationUi();
4784                                            updateMucRosterUi();
4785                                        }
4786                                        if (user.getRealJid() != null) {
4787                                            Contact contact = account.getRoster().getContact(user.getRealJid());
4788                                            contact.setAvatar(avatar);
4789                                            syncRoster(account);
4790                                            getAvatarService().clear(contact);
4791                                            updateRosterUi();
4792                                        }
4793                                    }
4794                                }
4795                            }
4796                        }
4797                    }
4798                }
4799            }
4800        });
4801    }
4802
4803    public void checkForAvatar(Account account, final UiCallback<Avatar> callback) {
4804        IqPacket packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4805        this.sendIqPacket(account, packet, new OnIqPacketReceived() {
4806
4807            @Override
4808            public void onIqPacketReceived(Account account, IqPacket packet) {
4809                if (packet.getType() == IqPacket.TYPE.RESULT) {
4810                    Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4811                    if (pubsub != null) {
4812                        Element items = pubsub.findChild("items");
4813                        if (items != null) {
4814                            Avatar avatar = Avatar.parseMetadata(items);
4815                            if (avatar != null) {
4816                                avatar.owner = account.getJid().asBareJid();
4817                                if (fileBackend.isAvatarCached(avatar)) {
4818                                    if (account.setAvatar(avatar.getFilename())) {
4819                                        databaseBackend.updateAccount(account);
4820                                    }
4821                                    getAvatarService().clear(account);
4822                                    callback.success(avatar);
4823                                } else {
4824                                    fetchAvatarPep(account, avatar, callback);
4825                                }
4826                                return;
4827                            }
4828                        }
4829                    }
4830                }
4831                callback.error(0, null);
4832            }
4833        });
4834    }
4835
4836    public void notifyAccountAvatarHasChanged(final Account account) {
4837        final XmppConnection connection = account.getXmppConnection();
4838        if (connection != null && connection.getFeatures().bookmarksConversion()) {
4839            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
4840            for (Conversation conversation : conversations) {
4841                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
4842                    presenceToMuc(conversation);
4843                }
4844            }
4845        }
4846    }
4847
4848    public void fetchVcard4(Account account, final Contact contact, final Consumer<Element> callback) {
4849        IqPacket packet = this.mIqGenerator.retrieveVcard4(contact.getJid());
4850        sendIqPacket(account, packet, (a, result) -> {
4851            if (result.getType() == IqPacket.TYPE.RESULT) {
4852                final Element item = mIqParser.getItem(result);
4853                if (item != null) {
4854                    final Element vcard4 = item.findChild("vcard", Namespace.VCARD4);
4855                    if (vcard4 != null) {
4856                        if (callback != null) {
4857                            callback.accept(vcard4);
4858                        }
4859                        return;
4860                    }
4861                }
4862            } else {
4863                Element error = result.findChild("error");
4864                if (error == null) {
4865                    Log.d(Config.LOGTAG, "fetchVcard4 (server error)");
4866                } else {
4867                    Log.d(Config.LOGTAG, "fetchVcard4 " + error.toString());
4868                }
4869            }
4870            if (callback != null) {
4871                callback.accept(null);
4872            }
4873
4874        });
4875    }
4876
4877    public void deleteContactOnServer(Contact contact) {
4878        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
4879        contact.resetOption(Contact.Options.DIRTY_PUSH);
4880        contact.setOption(Contact.Options.DIRTY_DELETE);
4881        Account account = contact.getAccount();
4882        if (account.getStatus() == Account.State.ONLINE) {
4883            IqPacket iq = new IqPacket(IqPacket.TYPE.SET);
4884            Element item = iq.query(Namespace.ROSTER).addChild("item");
4885            item.setAttribute("jid", contact.getJid());
4886            item.setAttribute("subscription", "remove");
4887            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4888        }
4889    }
4890
4891    public void updateConversation(final Conversation conversation) {
4892        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
4893    }
4894
4895    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
4896        synchronized (account) {
4897            final XmppConnection existingConnection = account.getXmppConnection();
4898            final XmppConnection connection;
4899            if (existingConnection != null) {
4900                connection = existingConnection;
4901            } else if (account.isConnectionEnabled()) {
4902                connection = createConnection(account);
4903                account.setXmppConnection(connection);
4904            } else {
4905                return;
4906            }
4907            final boolean hasInternet = hasInternetConnection();
4908            if (account.isConnectionEnabled() && hasInternet) {
4909                if (!force) {
4910                    disconnect(account, false);
4911                }
4912                Thread thread = new Thread(connection);
4913                connection.setInteractive(interactive);
4914                connection.prepareNewConnection();
4915                connection.interrupt();
4916                thread.start();
4917                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
4918            } else {
4919                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4920                account.getRoster().clearPresences();
4921                connection.resetEverything();
4922                final AxolotlService axolotlService = account.getAxolotlService();
4923                if (axolotlService != null) {
4924                    axolotlService.resetBrokenness();
4925                }
4926                if (!hasInternet) {
4927                    account.setStatus(Account.State.NO_INTERNET);
4928                }
4929            }
4930        }
4931    }
4932
4933    public void reconnectAccountInBackground(final Account account) {
4934        new Thread(() -> reconnectAccount(account, false, true)).start();
4935    }
4936
4937    public void invite(final Conversation conversation, final Jid contact) {
4938        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
4939        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
4940        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
4941            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
4942        }
4943        final MessagePacket packet = mMessageGenerator.invite(conversation, contact);
4944        sendMessagePacket(conversation.getAccount(), packet);
4945    }
4946
4947    public void directInvite(Conversation conversation, Jid jid) {
4948        MessagePacket packet = mMessageGenerator.directInvite(conversation, jid);
4949        sendMessagePacket(conversation.getAccount(), packet);
4950    }
4951
4952    public void resetSendingToWaiting(Account account) {
4953        for (Conversation conversation : getConversations()) {
4954            if (conversation.getAccount() == account) {
4955                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4956            }
4957        }
4958    }
4959
4960    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4961        return markMessage(account, recipient, uuid, status, null);
4962    }
4963
4964    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4965        if (uuid == null) {
4966            return null;
4967        }
4968        for (Conversation conversation : getConversations()) {
4969            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4970                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4971                if (message != null) {
4972                    markMessage(message, status, errorMessage);
4973                }
4974                return message;
4975            }
4976        }
4977        return null;
4978    }
4979
4980    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4981        return markMessage(conversation, uuid, status, serverMessageId, null, null);
4982    }
4983
4984    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body, final Element html) {
4985        if (uuid == null) {
4986            return false;
4987        } else {
4988            final Message message = conversation.findSentMessageWithUuid(uuid);
4989            if (message != null) {
4990                if (message.getServerMsgId() == null) {
4991                    message.setServerMsgId(serverMessageId);
4992                }
4993                if (message.getEncryption() == Message.ENCRYPTION_NONE
4994                        && message.isTypeText()
4995                        && isBodyModified(message, body)) {
4996                    message.setBody(body.content);
4997                    message.setHtml(html);
4998                    if (body.count > 1) {
4999                        message.setBodyLanguage(body.language);
5000                    }
5001                    markMessage(message, status, null, true);
5002                } else {
5003                    markMessage(message, status);
5004                }
5005                return true;
5006            } else {
5007                return false;
5008            }
5009        }
5010    }
5011
5012    private static boolean isBodyModified(final Message message, final LocalizedContent body) {
5013        if (body == null || body.content == null) {
5014            return false;
5015        }
5016        return !body.content.equals(message.getBody());
5017    }
5018
5019    public void markMessage(Message message, int status) {
5020        markMessage(message, status, null);
5021    }
5022
5023
5024    public void markMessage(final Message message, final int status, final String errorMessage) {
5025        markMessage(message, status, errorMessage, false);
5026    }
5027
5028    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
5029        final int oldStatus = message.getStatus();
5030        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
5031            return;
5032        }
5033        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
5034            return;
5035        }
5036        message.setErrorMessage(errorMessage);
5037        message.setStatus(status);
5038        databaseBackend.updateMessage(message, includeBody);
5039        updateConversationUi();
5040        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
5041            mNotificationService.pushFailedDelivery(message);
5042        }
5043    }
5044
5045    public SharedPreferences getPreferences() {
5046        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
5047    }
5048
5049    public long getAutomaticMessageDeletionDate() {
5050        final long timeout = getLongPreference(AppSettings.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
5051        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
5052    }
5053
5054    public long getLongPreference(String name, @IntegerRes int res) {
5055        long defaultValue = getResources().getInteger(res);
5056        try {
5057            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
5058        } catch (NumberFormatException e) {
5059            return defaultValue;
5060        }
5061    }
5062
5063    public boolean getBooleanPreference(String name, @BoolRes int res) {
5064        return getPreferences().getBoolean(name, getResources().getBoolean(res));
5065    }
5066
5067    public boolean confirmMessages() {
5068        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
5069    }
5070
5071    public boolean allowMessageCorrection() {
5072        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
5073    }
5074
5075    public boolean sendChatStates() {
5076        return getBooleanPreference("chat_states", R.bool.chat_states);
5077    }
5078
5079    public boolean useTorToConnect() {
5080        return getBooleanPreference("use_tor", R.bool.use_tor);
5081    }
5082
5083    public boolean showExtendedConnectionOptions() {
5084        return getBooleanPreference("show_connection_options", R.bool.show_connection_options);
5085    }
5086
5087    public boolean broadcastLastActivity() {
5088        return getBooleanPreference(AppSettings.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
5089    }
5090
5091    public int unreadCount() {
5092        int count = 0;
5093        for (Conversation conversation : getConversations()) {
5094            count += conversation.unreadCount();
5095        }
5096        return count;
5097    }
5098
5099
5100    private <T> List<T> threadSafeList(Set<T> set) {
5101        synchronized (LISTENER_LOCK) {
5102            return set.isEmpty() ? Collections.emptyList() : new ArrayList<>(set);
5103        }
5104    }
5105
5106    public void showErrorToastInUi(int resId) {
5107        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
5108            listener.onShowErrorToast(resId);
5109        }
5110    }
5111
5112    public void updateConversationUi() {
5113        updateConversationUi(false);
5114    }
5115
5116    public void updateConversationUi(boolean newCaps) {
5117        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
5118            listener.onConversationUpdate(newCaps);
5119        }
5120    }
5121
5122    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
5123        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
5124            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
5125        }
5126    }
5127
5128    public void notifyJingleRtpConnectionUpdate(CallIntegration.AudioDevice selectedAudioDevice, Set<CallIntegration.AudioDevice> availableAudioDevices) {
5129        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
5130            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
5131        }
5132    }
5133
5134    public void updateAccountUi() {
5135        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
5136            listener.onAccountUpdate();
5137        }
5138    }
5139
5140    public void updateRosterUi() {
5141        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
5142            listener.onRosterUpdate();
5143        }
5144    }
5145
5146    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
5147        if (mOnCaptchaRequested.size() > 0) {
5148            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
5149            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
5150                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
5151            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
5152                listener.onCaptchaRequested(account, id, data, scaled);
5153            }
5154            return true;
5155        }
5156        return false;
5157    }
5158
5159    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
5160        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
5161            listener.OnUpdateBlocklist(status);
5162        }
5163    }
5164
5165    public void updateMucRosterUi() {
5166        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
5167            listener.onMucRosterUpdate();
5168        }
5169    }
5170
5171    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
5172        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
5173            listener.onKeyStatusUpdated(report);
5174        }
5175    }
5176
5177    public Account findAccountByJid(final Jid jid) {
5178        for (final Account account : this.accounts) {
5179            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
5180                return account;
5181            }
5182        }
5183        return null;
5184    }
5185
5186    public Account findAccountByUuid(final String uuid) {
5187        for (Account account : this.accounts) {
5188            if (account.getUuid().equals(uuid)) {
5189                return account;
5190            }
5191        }
5192        return null;
5193    }
5194
5195    public Conversation findConversationByUuid(String uuid) {
5196        for (Conversation conversation : getConversations()) {
5197            if (conversation.getUuid().equals(uuid)) {
5198                return conversation;
5199            }
5200        }
5201        return null;
5202    }
5203
5204    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
5205        List<Conversation> findings = new ArrayList<>();
5206        for (Conversation c : getConversations()) {
5207            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid().asBareJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
5208                findings.add(c);
5209            }
5210        }
5211        return findings.size() == 1 ? findings.get(0) : null;
5212    }
5213
5214    public boolean markRead(final Conversation conversation, boolean dismiss) {
5215        return markRead(conversation, null, dismiss).size() > 0;
5216    }
5217
5218    public void markRead(final Conversation conversation) {
5219        markRead(conversation, null, true);
5220    }
5221
5222    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
5223        if (dismiss) {
5224            mNotificationService.clear(conversation);
5225        }
5226        final List<Message> readMessages = conversation.markRead(upToUuid);
5227        if (readMessages.size() > 0) {
5228            Runnable runnable = () -> {
5229                for (Message message : readMessages) {
5230                    databaseBackend.updateMessage(message, false);
5231                }
5232            };
5233            mDatabaseWriterExecutor.execute(runnable);
5234            updateConversationUi();
5235            updateUnreadCountBadge();
5236            return readMessages;
5237        } else {
5238            return readMessages;
5239        }
5240    }
5241
5242    public synchronized void updateUnreadCountBadge() {
5243        int count = unreadCount();
5244        if (unreadCount != count) {
5245            Log.d(Config.LOGTAG, "update unread count to " + count);
5246            if (count > 0) {
5247                ShortcutBadger.applyCount(getApplicationContext(), count);
5248            } else {
5249                ShortcutBadger.removeCount(getApplicationContext());
5250            }
5251            unreadCount = count;
5252        }
5253    }
5254
5255    public void sendReadMarker(final Conversation conversation, final String upToUuid) {
5256        final boolean isPrivateAndNonAnonymousMuc =
5257                conversation.getMode() == Conversation.MODE_MULTI
5258                        && conversation.isPrivateAndNonAnonymous();
5259        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
5260        if (readMessages.isEmpty()) {
5261            return;
5262        }
5263        final var account = conversation.getAccount();
5264        final var connection = account.getXmppConnection();
5265        updateConversationUi();
5266        final var last =
5267                Iterables.getLast(
5268                        Collections2.filter(
5269                                readMessages,
5270                                m ->
5271                                        !m.isPrivateMessage()
5272                                                && m.getStatus() == Message.STATUS_RECEIVED),
5273                        null);
5274        if (last == null) {
5275            return;
5276        }
5277
5278        final boolean sendDisplayedMarker =
5279                confirmMessages()
5280                        && (last.trusted() || isPrivateAndNonAnonymousMuc)
5281                        && last.getRemoteMsgId() != null
5282                        && (last.markable || isPrivateAndNonAnonymousMuc);
5283        final boolean serverAssist =
5284                connection != null && connection.getFeatures().mdsServerAssist();
5285
5286        final String stanzaId = last.getServerMsgId();
5287
5288        if (sendDisplayedMarker && serverAssist) {
5289            final var mdsDisplayed = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5290            final MessagePacket packet = mMessageGenerator.confirm(last);
5291            packet.addChild(mdsDisplayed);
5292            if (!last.isPrivateMessage()) {
5293                packet.setTo(packet.getTo().asBareJid());
5294            }
5295            Log.d(Config.LOGTAG,account.getJid().asBareJid()+": server assisted "+packet);
5296            this.sendMessagePacket(account, packet);
5297        } else {
5298            publishMds(last);
5299            // read markers will be sent after MDS to flush the CSI stanza queue
5300            if (sendDisplayedMarker) {
5301                Log.d(
5302                        Config.LOGTAG,
5303                        conversation.getAccount().getJid().asBareJid()
5304                                + ": sending displayed marker to "
5305                                + last.getCounterpart().toString());
5306                final MessagePacket packet = mMessageGenerator.confirm(last);
5307                this.sendMessagePacket(account, packet);
5308            }
5309        }
5310    }
5311
5312    private void publishMds(@Nullable final Message message) {
5313        final String stanzaId = message == null ? null : message.getServerMsgId();
5314        if (Strings.isNullOrEmpty(stanzaId)) {
5315            return;
5316        }
5317        final Conversation conversation;
5318        final var conversational = message.getConversation();
5319        if (conversational instanceof Conversation c) {
5320            conversation = c;
5321        } else {
5322            return;
5323        }
5324        final var account = conversation.getAccount();
5325        final var connection = account.getXmppConnection();
5326        if (connection == null || !connection.getFeatures().mds()) {
5327            return;
5328        }
5329        final Jid itemId;
5330        if (message.isPrivateMessage()) {
5331            itemId = message.getCounterpart();
5332        } else {
5333            itemId = conversation.getJid().asBareJid();
5334        }
5335        Log.d(Config.LOGTAG,"publishing mds for "+itemId+"/"+stanzaId);
5336        publishMds(account, itemId, stanzaId, conversation);
5337    }
5338
5339    private void publishMds(
5340            final Account account, final Jid itemId, final String stanzaId, final Conversation conversation) {
5341        final var item = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5342        pushNodeAndEnforcePublishOptions(
5343                account,
5344                Namespace.MDS_DISPLAYED,
5345                item,
5346                itemId.toEscapedString(),
5347                PublishOptions.persistentWhitelistAccessMaxItems());
5348    }
5349
5350    public MemorizingTrustManager getMemorizingTrustManager() {
5351        return this.mMemorizingTrustManager;
5352    }
5353
5354    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
5355        this.mMemorizingTrustManager = trustManager;
5356    }
5357
5358    public void updateMemorizingTrustManager() {
5359        final MemorizingTrustManager trustManager;
5360        final var appSettings = new AppSettings(this);
5361        if (appSettings.isTrustSystemCAStore()) {
5362            trustManager = new MemorizingTrustManager(getApplicationContext());
5363        } else {
5364            trustManager = new MemorizingTrustManager(getApplicationContext(), null);
5365        }
5366        setMemorizingTrustManager(trustManager);
5367    }
5368
5369    public LruCache<String, Drawable> getDrawableCache() {
5370        return this.mDrawableCache;
5371    }
5372
5373    public Collection<String> getKnownHosts() {
5374        final Set<String> hosts = new HashSet<>();
5375        for (final Account account : getAccounts()) {
5376            hosts.add(account.getServer());
5377            for (final Contact contact : account.getRoster().getContacts()) {
5378                if (contact.showInRoster()) {
5379                    final String server = contact.getServer();
5380                    if (server != null) {
5381                        hosts.add(server);
5382                    }
5383                }
5384            }
5385        }
5386        if (Config.QUICKSY_DOMAIN != null) {
5387            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
5388        }
5389        if (Config.MAGIC_CREATE_DOMAIN != null) {
5390            hosts.add(Config.MAGIC_CREATE_DOMAIN);
5391        }
5392        hosts.add("chat.above.im");
5393        return hosts;
5394    }
5395
5396    public Collection<String> getKnownConferenceHosts() {
5397        final Set<String> mucServers = new HashSet<>();
5398        for (final Account account : accounts) {
5399            if (account.getXmppConnection() != null) {
5400                mucServers.addAll(account.getXmppConnection().getMucServers());
5401                for (final Bookmark bookmark : account.getBookmarks()) {
5402                    final Jid jid = bookmark.getJid();
5403                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
5404                    if (s != null) {
5405                        mucServers.add(s);
5406                    }
5407                }
5408            }
5409        }
5410        return mucServers;
5411    }
5412
5413    public void sendMessagePacket(Account account, MessagePacket packet) {
5414        final XmppConnection connection = account.getXmppConnection();
5415        if (connection != null) {
5416            connection.sendMessagePacket(packet);
5417        }
5418    }
5419
5420    public void sendPresencePacket(Account account, PresencePacket packet) {
5421        XmppConnection connection = account.getXmppConnection();
5422        if (connection != null) {
5423            connection.sendPresencePacket(packet);
5424        }
5425    }
5426
5427    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
5428        final XmppConnection connection = account.getXmppConnection();
5429        if (connection != null) {
5430            IqPacket request = mIqGenerator.generateCreateAccountWithCaptcha(account, id, data);
5431            connection.sendUnmodifiedIqPacket(request, connection.registrationResponseListener, true);
5432        }
5433    }
5434
5435    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback) {
5436        sendIqPacket(account, packet, callback, null);
5437    }
5438
5439    public void sendIqPacket(final Account account, final IqPacket packet, final OnIqPacketReceived callback, Long timeout) {
5440        final XmppConnection connection = account.getXmppConnection();
5441        if (connection != null) {
5442            connection.sendIqPacket(packet, callback, timeout);
5443        } else if (callback != null) {
5444            callback.onIqPacketReceived(account, new IqPacket(IqPacket.TYPE.TIMEOUT));
5445        }
5446    }
5447
5448    public void sendPresence(final Account account) {
5449        sendPresence(account, checkListeners() && broadcastLastActivity());
5450    }
5451
5452    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
5453        final Presence.Status status;
5454        if (manuallyChangePresence()) {
5455            status = account.getPresenceStatus();
5456        } else {
5457            status = getTargetPresence();
5458        }
5459        final PresencePacket packet = mPresenceGenerator.selfPresence(account, status);
5460        if (mLastActivity > 0 && includeIdleTimestamp) {
5461            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
5462            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
5463        }
5464        sendPresencePacket(account, packet);
5465    }
5466
5467    private void deactivateGracePeriod() {
5468        for (Account account : getAccounts()) {
5469            account.deactivateGracePeriod();
5470        }
5471    }
5472
5473    public void refreshAllPresences() {
5474        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
5475        for (Account account : getAccounts()) {
5476            if (account.isConnectionEnabled()) {
5477                sendPresence(account, includeIdleTimestamp);
5478            }
5479        }
5480    }
5481
5482    private void refreshAllFcmTokens() {
5483        for (Account account : getAccounts()) {
5484            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
5485                mPushManagementService.registerPushTokenOnServer(account);
5486            }
5487        }
5488    }
5489
5490
5491
5492    private void sendOfflinePresence(final Account account) {
5493        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
5494        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
5495    }
5496
5497    public MessageGenerator getMessageGenerator() {
5498        return this.mMessageGenerator;
5499    }
5500
5501    public PresenceGenerator getPresenceGenerator() {
5502        return this.mPresenceGenerator;
5503    }
5504
5505    public IqGenerator getIqGenerator() {
5506        return this.mIqGenerator;
5507    }
5508
5509    public IqParser getIqParser() {
5510        return this.mIqParser;
5511    }
5512
5513    public JingleConnectionManager getJingleConnectionManager() {
5514        return this.mJingleConnectionManager;
5515    }
5516
5517    private boolean hasJingleRtpConnection(final Account account) {
5518        return this.mJingleConnectionManager.hasJingleRtpConnection(account);
5519    }
5520
5521    public MessageArchiveService getMessageArchiveService() {
5522        return this.mMessageArchiveService;
5523    }
5524
5525    public QuickConversationsService getQuickConversationsService() {
5526        return this.mQuickConversationsService;
5527    }
5528
5529    public List<Contact> findContacts(Jid jid, String accountJid) {
5530        ArrayList<Contact> contacts = new ArrayList<>();
5531        for (Account account : getAccounts()) {
5532            if ((account.isEnabled() || accountJid != null)
5533                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
5534                Contact contact = account.getRoster().getContactFromContactList(jid);
5535                if (contact != null) {
5536                    contacts.add(contact);
5537                }
5538            }
5539        }
5540        return contacts;
5541    }
5542
5543    public Conversation findFirstMuc(Jid jid) {
5544        return findFirstMuc(jid, null);
5545    }
5546
5547    public Conversation findFirstMuc(Jid jid, String accountJid) {
5548        for (Conversation conversation : getConversations()) {
5549            if ((conversation.getAccount().isEnabled() || accountJid != null)
5550                    && (accountJid == null || accountJid.equals(conversation.getAccount().getJid().asBareJid().toString()))
5551                    && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
5552                return conversation;
5553            }
5554        }
5555        return null;
5556    }
5557
5558    public NotificationService getNotificationService() {
5559        return this.mNotificationService;
5560    }
5561
5562    public HttpConnectionManager getHttpConnectionManager() {
5563        return this.mHttpConnectionManager;
5564    }
5565
5566    public void resendFailedMessages(final Message message) {
5567        final Collection<Message> messages = new ArrayList<>();
5568        Message current = message;
5569        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
5570            messages.add(current);
5571            if (current.mergeable(current.next())) {
5572                current = current.next();
5573            } else {
5574                break;
5575            }
5576        }
5577        for (final Message msg : messages) {
5578            msg.setTime(System.currentTimeMillis());
5579            markMessage(msg, Message.STATUS_WAITING);
5580            this.resendMessage(msg, false);
5581        }
5582        if (message.getConversation() instanceof Conversation) {
5583            ((Conversation) message.getConversation()).sort();
5584        }
5585        updateConversationUi();
5586    }
5587
5588    public void clearConversationHistory(final Conversation conversation) {
5589        final long clearDate;
5590        final String reference;
5591        if (conversation.countMessages() > 0) {
5592            Message latestMessage = conversation.getLatestMessage();
5593            clearDate = latestMessage.getTimeSent() + 1000;
5594            reference = latestMessage.getServerMsgId();
5595        } else {
5596            clearDate = System.currentTimeMillis();
5597            reference = null;
5598        }
5599        conversation.clearMessages();
5600        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
5601        conversation.setLastClearHistory(clearDate, reference);
5602        Runnable runnable = () -> {
5603            databaseBackend.deleteMessagesInConversation(conversation);
5604            databaseBackend.updateConversation(conversation);
5605        };
5606        mDatabaseWriterExecutor.execute(runnable);
5607    }
5608
5609    public boolean sendBlockRequest(final Blockable blockable, final boolean reportSpam, final String serverMsgId) {
5610        if (blockable != null && blockable.getBlockedJid() != null) {
5611            final Jid jid = blockable.getBlockedJid();
5612            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetBlockRequest(jid, reportSpam, serverMsgId), (a, response) -> {
5613                if (response.getType() == IqPacket.TYPE.RESULT) {
5614                    a.getBlocklist().add(jid);
5615                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
5616                }
5617            });
5618            if (blockable.getBlockedJid().isFullJid()) {
5619                return false;
5620            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
5621                updateConversationUi();
5622                return true;
5623            } else {
5624                return false;
5625            }
5626        } else {
5627            return false;
5628        }
5629    }
5630
5631    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
5632        boolean removed = false;
5633        synchronized (this.conversations) {
5634            boolean domainJid = blockedJid.getLocal() == null;
5635            for (Conversation conversation : this.conversations) {
5636                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
5637                        || blockedJid.equals(conversation.getJid().asBareJid());
5638                if (conversation.getAccount() == account
5639                        && conversation.getMode() == Conversation.MODE_SINGLE
5640                        && jidMatches) {
5641                    this.conversations.remove(conversation);
5642                    markRead(conversation);
5643                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
5644                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
5645                    updateConversation(conversation);
5646                    removed = true;
5647                }
5648            }
5649        }
5650        return removed;
5651    }
5652
5653    public void sendUnblockRequest(final Blockable blockable) {
5654        if (blockable != null && blockable.getJid() != null) {
5655            final Jid jid = blockable.getBlockedJid();
5656            this.sendIqPacket(blockable.getAccount(), getIqGenerator().generateSetUnblockRequest(jid), new OnIqPacketReceived() {
5657                @Override
5658                public void onIqPacketReceived(final Account account, final IqPacket packet) {
5659                    if (packet.getType() == IqPacket.TYPE.RESULT) {
5660                        account.getBlocklist().remove(jid);
5661                        updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
5662                    }
5663                }
5664            });
5665        }
5666    }
5667
5668    public void publishDisplayName(Account account) {
5669        String displayName = account.getDisplayName();
5670        final IqPacket request;
5671        if (TextUtils.isEmpty(displayName)) {
5672            request = mIqGenerator.deleteNode(Namespace.NICK);
5673        } else {
5674            request = mIqGenerator.publishNick(displayName);
5675        }
5676        mAvatarService.clear(account);
5677        sendIqPacket(account, request, (account1, packet) -> {
5678            if (packet.getType() == IqPacket.TYPE.ERROR) {
5679                Log.d(Config.LOGTAG, account1.getJid().asBareJid() + ": unable to modify nick name " + packet);
5680            }
5681        });
5682    }
5683
5684    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
5685        ServiceDiscoveryResult result = discoCache.get(key);
5686        if (result != null) {
5687            return result;
5688        } else {
5689            if (key.first == null || key.second == null) return null;
5690            result = databaseBackend.findDiscoveryResult(key.first, key.second);
5691            if (result != null) {
5692                discoCache.put(key, result);
5693            }
5694            return result;
5695        }
5696    }
5697
5698    public void fetchFromGateway(Account account, final Jid jid, final String input, final OnGatewayResult callback) {
5699        IqPacket request = new IqPacket(input == null ? IqPacket.TYPE.GET : IqPacket.TYPE.SET);
5700        request.setTo(jid);
5701        Element query = request.query("jabber:iq:gateway");
5702        if (input != null) {
5703            Element prompt = query.addChild("prompt");
5704            prompt.setContent(input);
5705        }
5706        sendIqPacket(account, request, (Account acct, IqPacket packet) -> {
5707            if (packet.getType() == IqPacket.TYPE.RESULT) {
5708                callback.onGatewayResult(packet.query().findChildContent(input == null ? "prompt" : "jid"), null);
5709            } else {
5710                Element error = packet.findChild("error");
5711                callback.onGatewayResult(null, error == null ? null : error.findChildContent("text"));
5712            }
5713        });
5714    }
5715
5716    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
5717        fetchCaps(account, jid, presence, null);
5718    }
5719
5720    public void fetchCaps(Account account, final Jid jid, final Presence presence, Runnable cb) {
5721        final Pair<String, String> key = presence == null ? null : new Pair<>(presence.getHash(), presence.getVer());
5722        final ServiceDiscoveryResult disco = key == null ? null : getCachedServiceDiscoveryResult(key);
5723
5724        if (disco != null) {
5725            presence.setServiceDiscoveryResult(disco);
5726            final Contact contact = account.getRoster().getContact(jid);
5727            if (contact.refreshRtpCapability()) {
5728                syncRoster(account);
5729            }
5730            if (disco.hasIdentity("gateway", "pstn")) {
5731                contact.registerAsPhoneAccount(this);
5732                mQuickConversationsService.considerSyncBackground(false);
5733            }
5734            updateConversationUi(true);
5735        } else {
5736            final IqPacket request = new IqPacket(IqPacket.TYPE.GET);
5737            request.setTo(jid);
5738            final String node = presence == null ? null : presence.getNode();
5739            final String ver = presence == null ? null : presence.getVer();
5740            final Element query = request.query(Namespace.DISCO_INFO);
5741            if (node != null && ver != null) {
5742                query.setAttribute("node", node + "#" + ver);
5743            }
5744            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + (key == null ? "" : key.second) + " to " + jid);
5745            sendIqPacket(account, request, (a, response) -> {
5746                if (response.getType() == IqPacket.TYPE.RESULT) {
5747                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
5748                    if (presence == null || presence.getVer() == null || presence.getVer().equals(discoveryResult.getVer())) {
5749                        databaseBackend.insertDiscoveryResult(discoveryResult);
5750                        injectServiceDiscoveryResult(a.getRoster(), presence == null ? null : presence.getHash(), presence == null ? null : presence.getVer(), jid.getResource(), discoveryResult);
5751                        if (discoveryResult.hasIdentity("gateway", "pstn")) {
5752                            final Contact contact = account.getRoster().getContact(jid);
5753                            contact.registerAsPhoneAccount(this);
5754                            mQuickConversationsService.considerSyncBackground(false);
5755                        }
5756                        updateConversationUi(true);
5757                        if (cb != null) cb.run();
5758                    } else {
5759                        Log.d(Config.LOGTAG, a.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
5760                    }
5761                } else {
5762                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
5763                }
5764            });
5765        }
5766    }
5767
5768    public void fetchCommands(Account account, final Jid jid, OnIqPacketReceived callback) {
5769        final IqPacket request = mIqGenerator.queryDiscoItems(jid, "http://jabber.org/protocol/commands");
5770        sendIqPacket(account, request, callback);
5771    }
5772
5773    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, String resource, ServiceDiscoveryResult disco) {
5774        boolean rosterNeedsSync = false;
5775        for (final Contact contact : roster.getContacts()) {
5776            boolean serviceDiscoverySet = false;
5777            Presence onePresence = contact.getPresences().get(resource == null ? "" : resource);
5778            if (onePresence != null) {
5779                onePresence.setServiceDiscoveryResult(disco);
5780                serviceDiscoverySet = true;
5781            } else if (resource == null && hash == null && ver == null) {
5782                Presence p = new Presence(Presence.Status.OFFLINE, null, null, null, "");
5783                p.setServiceDiscoveryResult(disco);
5784                contact.updatePresence("", p);
5785                serviceDiscoverySet = true;
5786            }
5787            if (hash != null && ver != null) {
5788                for (final Presence presence : contact.getPresences().getPresences()) {
5789                    if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
5790                        presence.setServiceDiscoveryResult(disco);
5791                        serviceDiscoverySet = true;
5792                    }
5793                }
5794            }
5795            if (serviceDiscoverySet) {
5796                rosterNeedsSync |= contact.refreshRtpCapability();
5797            }
5798        }
5799        if (rosterNeedsSync) {
5800            syncRoster(roster.getAccount());
5801        }
5802    }
5803
5804    public void fetchMamPreferences(Account account, final OnMamPreferencesFetched callback) {
5805        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
5806        IqPacket request = new IqPacket(IqPacket.TYPE.GET);
5807        request.addChild("prefs", version.namespace);
5808        sendIqPacket(account, request, (account1, packet) -> {
5809            Element prefs = packet.findChild("prefs", version.namespace);
5810            if (packet.getType() == IqPacket.TYPE.RESULT && prefs != null) {
5811                callback.onPreferencesFetched(prefs);
5812            } else {
5813                callback.onPreferencesFetchFailed();
5814            }
5815        });
5816    }
5817
5818    public PushManagementService getPushManagementService() {
5819        return mPushManagementService;
5820    }
5821
5822    public void changeStatus(Account account, PresenceTemplate template, String signature) {
5823        if (!template.getStatusMessage().isEmpty()) {
5824            databaseBackend.insertPresenceTemplate(template);
5825        }
5826        account.setPgpSignature(signature);
5827        account.setPresenceStatus(template.getStatus());
5828        account.setPresenceStatusMessage(template.getStatusMessage());
5829        databaseBackend.updateAccount(account);
5830        sendPresence(account);
5831    }
5832
5833    public List<PresenceTemplate> getPresenceTemplates(Account account) {
5834        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
5835        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
5836            if (!templates.contains(template)) {
5837                templates.add(0, template);
5838            }
5839        }
5840        return templates;
5841    }
5842
5843    public void saveConversationAsBookmark(final Conversation conversation, final String name) {
5844        final Account account = conversation.getAccount();
5845        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
5846        String nick = conversation.getMucOptions().getActualNick();
5847        if (nick == null) nick = conversation.getJid().getResource();
5848        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
5849            bookmark.setNick(nick);
5850        }
5851        if (!TextUtils.isEmpty(name)) {
5852            bookmark.setBookmarkName(name);
5853        }
5854        bookmark.setAutojoin(true);
5855        createBookmark(account, bookmark);
5856        bookmark.setConversation(conversation);
5857    }
5858
5859    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
5860        boolean performedVerification = false;
5861        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
5862        for (XmppUri.Fingerprint fp : fingerprints) {
5863            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5864                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5865                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5866                if (fingerprintStatus != null) {
5867                    if (!fingerprintStatus.isVerified()) {
5868                        performedVerification = true;
5869                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5870                    }
5871                } else {
5872                    axolotlService.preVerifyFingerprint(contact, fingerprint);
5873                }
5874            }
5875        }
5876        return performedVerification;
5877    }
5878
5879    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
5880        final AxolotlService axolotlService = account.getAxolotlService();
5881        boolean verifiedSomething = false;
5882        for (XmppUri.Fingerprint fp : fingerprints) {
5883            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5884                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5885                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
5886                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5887                if (fingerprintStatus != null) {
5888                    if (!fingerprintStatus.isVerified()) {
5889                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5890                        verifiedSomething = true;
5891                    }
5892                } else {
5893                    axolotlService.preVerifyFingerprint(account, fingerprint);
5894                    verifiedSomething = true;
5895                }
5896            }
5897        }
5898        return verifiedSomething;
5899    }
5900
5901    public boolean blindTrustBeforeVerification() {
5902        return getBooleanPreference(AppSettings.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
5903    }
5904
5905    public ShortcutService getShortcutService() {
5906        return mShortcutService;
5907    }
5908
5909    public void pushMamPreferences(Account account, Element prefs) {
5910        IqPacket set = new IqPacket(IqPacket.TYPE.SET);
5911        set.addChild(prefs);
5912        sendIqPacket(account, set, null);
5913    }
5914
5915    public void evictPreview(File f) {
5916        if (f == null) return;
5917
5918        if (mDrawableCache.remove(f.getAbsolutePath()) != null) {
5919            Log.d(Config.LOGTAG, "deleted cached preview");
5920        }
5921    }
5922
5923    public void evictPreview(String uuid) {
5924        if (mDrawableCache.remove(uuid) != null) {
5925            Log.d(Config.LOGTAG, "deleted cached preview");
5926        }
5927    }
5928
5929    public interface OnMamPreferencesFetched {
5930        void onPreferencesFetched(Element prefs);
5931
5932        void onPreferencesFetchFailed();
5933    }
5934
5935    public interface OnAccountCreated {
5936        void onAccountCreated(Account account);
5937
5938        void informUser(int r);
5939    }
5940
5941    public interface OnMoreMessagesLoaded {
5942        void onMoreMessagesLoaded(int count, Conversation conversation);
5943
5944        void informUser(int r);
5945    }
5946
5947    public interface OnAccountPasswordChanged {
5948        void onPasswordChangeSucceeded();
5949
5950        void onPasswordChangeFailed();
5951    }
5952
5953    public interface OnRoomDestroy {
5954        void onRoomDestroySucceeded();
5955
5956        void onRoomDestroyFailed();
5957    }
5958
5959    public interface OnAffiliationChanged {
5960        void onAffiliationChangedSuccessful(Jid jid);
5961
5962        void onAffiliationChangeFailed(Jid jid, int resId);
5963    }
5964
5965    public interface OnConversationUpdate {
5966        default void onConversationUpdate() { onConversationUpdate(false); }
5967        default void onConversationUpdate(boolean newCaps) { onConversationUpdate(); }
5968    }
5969
5970    public interface OnJingleRtpConnectionUpdate {
5971        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
5972
5973        void onAudioDeviceChanged(CallIntegration.AudioDevice selectedAudioDevice, Set<CallIntegration.AudioDevice> availableAudioDevices);
5974    }
5975
5976    public interface OnAccountUpdate {
5977        void onAccountUpdate();
5978    }
5979
5980    public interface OnCaptchaRequested {
5981        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
5982    }
5983
5984    public interface OnRosterUpdate {
5985        void onRosterUpdate();
5986    }
5987
5988    public interface OnMucRosterUpdate {
5989        void onMucRosterUpdate();
5990    }
5991
5992    public interface OnConferenceConfigurationFetched {
5993        void onConferenceConfigurationFetched(Conversation conversation);
5994
5995        void onFetchFailed(Conversation conversation, String errorCondition);
5996    }
5997
5998    public interface OnConferenceJoined {
5999        void onConferenceJoined(Conversation conversation);
6000    }
6001
6002    public interface OnConfigurationPushed {
6003        void onPushSucceeded();
6004
6005        void onPushFailed();
6006    }
6007
6008    public interface OnShowErrorToast {
6009        void onShowErrorToast(int resId);
6010    }
6011
6012    public class XmppConnectionBinder extends Binder {
6013        public XmppConnectionService getService() {
6014            return XmppConnectionService.this;
6015        }
6016    }
6017
6018    private class InternalEventReceiver extends BroadcastReceiver {
6019
6020        @Override
6021        public void onReceive(final Context context, final Intent intent) {
6022            onStartCommand(intent, 0, 0);
6023        }
6024    }
6025
6026    private class RestrictedEventReceiver extends BroadcastReceiver {
6027
6028        private final Collection<String> allowedActions;
6029
6030        private RestrictedEventReceiver(final Collection<String> allowedActions) {
6031            this.allowedActions = allowedActions;
6032        }
6033
6034        @Override
6035        public void onReceive(final Context context, final Intent intent) {
6036            final String action = intent == null ? null : intent.getAction();
6037            if (allowedActions.contains(action)) {
6038                onStartCommand(intent,0,0);
6039            } else {
6040                Log.e(Config.LOGTAG,"restricting broadcast of event "+action);
6041            }
6042        }
6043    }
6044
6045    public static class OngoingCall {
6046        public final AbstractJingleConnection.Id id;
6047        public final Set<Media> media;
6048        public final boolean reconnecting;
6049
6050        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
6051            this.id = id;
6052            this.media = media;
6053            this.reconnecting = reconnecting;
6054        }
6055
6056        @Override
6057        public boolean equals(Object o) {
6058            if (this == o) return true;
6059            if (o == null || getClass() != o.getClass()) return false;
6060            OngoingCall that = (OngoingCall) o;
6061            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
6062        }
6063
6064        @Override
6065        public int hashCode() {
6066            return Objects.hashCode(id, media, reconnecting);
6067        }
6068    }
6069
6070    public static void toggleForegroundService(final XmppConnectionService service) {
6071        if (service == null) {
6072            return;
6073        }
6074        service.toggleForegroundService();
6075    }
6076
6077    public static void toggleForegroundService(final ConversationsActivity activity) {
6078        if (activity == null) {
6079            return;
6080        }
6081        toggleForegroundService(activity.xmppConnectionService);
6082    }
6083
6084    public static class BlockedMediaException extends Exception { }
6085}