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