XmppConnectionService.java

   1package eu.siacs.conversations.services;
   2
   3import static eu.siacs.conversations.utils.Compatibility.s;
   4import static eu.siacs.conversations.utils.Random.SECURE_RANDOM;
   5
   6import android.Manifest;
   7import android.annotation.SuppressLint;
   8import android.annotation.TargetApi;
   9import android.app.AlarmManager;
  10import android.app.KeyguardManager;
  11import android.app.Notification;
  12import android.app.NotificationManager;
  13import android.app.PendingIntent;
  14import android.app.Service;
  15import android.content.BroadcastReceiver;
  16import android.content.ComponentName;
  17import android.content.Context;
  18import android.content.Intent;
  19import android.content.IntentFilter;
  20import android.content.SharedPreferences;
  21import android.content.pm.PackageManager;
  22import android.content.pm.ServiceInfo;
  23import android.database.ContentObserver;
  24import android.graphics.Bitmap;
  25import android.graphics.drawable.AnimatedImageDrawable;
  26import android.graphics.drawable.BitmapDrawable;
  27import android.graphics.drawable.Drawable;
  28import android.media.AudioManager;
  29import android.net.ConnectivityManager;
  30import android.net.Network;
  31import android.net.NetworkCapabilities;
  32import android.net.NetworkInfo;
  33import android.net.Uri;
  34import android.os.Binder;
  35import android.os.Build;
  36import android.os.Bundle;
  37import android.os.Environment;
  38import android.os.IBinder;
  39import android.os.Messenger;
  40import android.os.PowerManager;
  41import android.os.PowerManager.WakeLock;
  42import android.os.SystemClock;
  43import android.preference.PreferenceManager;
  44import android.provider.ContactsContract;
  45import android.provider.DocumentsContract;
  46import android.security.KeyChain;
  47import android.text.TextUtils;
  48import android.util.DisplayMetrics;
  49import android.util.Log;
  50import android.util.LruCache;
  51import android.util.Pair;
  52
  53import androidx.annotation.BoolRes;
  54import androidx.annotation.IntegerRes;
  55import androidx.annotation.NonNull;
  56import androidx.annotation.Nullable;
  57import androidx.core.app.RemoteInput;
  58import androidx.core.content.ContextCompat;
  59
  60import com.cheogram.android.EmojiSearch;
  61import com.cheogram.android.WebxdcUpdate;
  62
  63import com.google.common.base.Objects;
  64import com.google.common.base.Optional;
  65import com.google.common.base.Strings;
  66import com.google.common.collect.Collections2;
  67import com.google.common.collect.ImmutableSet;
  68import com.google.common.collect.Iterables;
  69import com.google.common.collect.Multimap;
  70import com.google.common.io.Files;
  71
  72import com.kedia.ogparser.JsoupProxy;
  73import com.kedia.ogparser.OpenGraphCallback;
  74import com.kedia.ogparser.OpenGraphParser;
  75import com.kedia.ogparser.OpenGraphResult;
  76
  77import org.conscrypt.Conscrypt;
  78import org.jxmpp.stringprep.libidn.LibIdnXmppStringprep;
  79import org.openintents.openpgp.IOpenPgpService2;
  80import org.openintents.openpgp.util.OpenPgpApi;
  81import org.openintents.openpgp.util.OpenPgpServiceConnection;
  82
  83import java.io.File;
  84import java.io.FileInputStream;
  85import java.io.IOException;
  86import java.net.URI;
  87import java.security.Security;
  88import java.security.cert.CertificateException;
  89import java.security.cert.X509Certificate;
  90import java.util.ArrayList;
  91import java.util.Arrays;
  92import java.util.Collection;
  93import java.util.Collections;
  94import java.util.HashMap;
  95import java.util.HashSet;
  96import java.util.Hashtable;
  97import java.util.Iterator;
  98import java.util.List;
  99import java.util.ListIterator;
 100import java.util.Map;
 101import java.util.Set;
 102import java.util.WeakHashMap;
 103import java.util.concurrent.CopyOnWriteArrayList;
 104import java.util.concurrent.CountDownLatch;
 105import java.util.concurrent.Executor;
 106import java.util.concurrent.Executors;
 107import java.util.concurrent.Semaphore;
 108import java.util.concurrent.RejectedExecutionException;
 109import java.util.concurrent.ScheduledExecutorService;
 110import java.util.concurrent.TimeUnit;
 111import java.util.concurrent.atomic.AtomicBoolean;
 112import java.util.concurrent.atomic.AtomicLong;
 113import java.util.concurrent.atomic.AtomicReference;
 114import java.util.function.Consumer;
 115
 116import io.ipfs.cid.Cid;
 117
 118import eu.siacs.conversations.AppSettings;
 119import eu.siacs.conversations.Config;
 120import eu.siacs.conversations.R;
 121import eu.siacs.conversations.android.JabberIdContact;
 122import eu.siacs.conversations.crypto.OmemoSetting;
 123import eu.siacs.conversations.crypto.PgpDecryptionService;
 124import eu.siacs.conversations.crypto.PgpEngine;
 125import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 126import eu.siacs.conversations.crypto.axolotl.FingerprintStatus;
 127import eu.siacs.conversations.crypto.axolotl.XmppAxolotlMessage;
 128import eu.siacs.conversations.entities.Account;
 129import eu.siacs.conversations.entities.Blockable;
 130import eu.siacs.conversations.entities.Bookmark;
 131import eu.siacs.conversations.entities.Contact;
 132import eu.siacs.conversations.entities.Conversation;
 133import eu.siacs.conversations.entities.Conversational;
 134import eu.siacs.conversations.entities.DownloadableFile;
 135import eu.siacs.conversations.entities.Message;
 136import eu.siacs.conversations.entities.MucOptions;
 137import eu.siacs.conversations.entities.MucOptions.OnRenameListener;
 138import eu.siacs.conversations.entities.Presence;
 139import eu.siacs.conversations.entities.PresenceTemplate;
 140import eu.siacs.conversations.entities.Reaction;
 141import eu.siacs.conversations.entities.Roster;
 142import eu.siacs.conversations.entities.ServiceDiscoveryResult;
 143import eu.siacs.conversations.generator.AbstractGenerator;
 144import eu.siacs.conversations.generator.IqGenerator;
 145import eu.siacs.conversations.generator.MessageGenerator;
 146import eu.siacs.conversations.generator.PresenceGenerator;
 147import eu.siacs.conversations.http.HttpConnectionManager;
 148import eu.siacs.conversations.parser.AbstractParser;
 149import eu.siacs.conversations.parser.IqParser;
 150import eu.siacs.conversations.persistance.DatabaseBackend;
 151import eu.siacs.conversations.persistance.FileBackend;
 152import eu.siacs.conversations.persistance.UnifiedPushDatabase;
 153import eu.siacs.conversations.receiver.SystemEventReceiver;
 154import eu.siacs.conversations.ui.ChooseAccountForProfilePictureActivity;
 155import eu.siacs.conversations.ui.ConversationsActivity;
 156import eu.siacs.conversations.ui.RtpSessionActivity;
 157import eu.siacs.conversations.ui.UiCallback;
 158import eu.siacs.conversations.ui.interfaces.OnAvatarPublication;
 159import eu.siacs.conversations.ui.interfaces.OnMediaLoaded;
 160import eu.siacs.conversations.ui.interfaces.OnSearchResultsAvailable;
 161import eu.siacs.conversations.ui.util.QuoteHelper;
 162import eu.siacs.conversations.utils.AccountUtils;
 163import eu.siacs.conversations.utils.Compatibility;
 164import eu.siacs.conversations.utils.ConversationsFileObserver;
 165import eu.siacs.conversations.utils.CryptoHelper;
 166import eu.siacs.conversations.utils.Emoticons;
 167import eu.siacs.conversations.utils.EasyOnboardingInvite;
 168import eu.siacs.conversations.utils.ExceptionHelper;
 169import eu.siacs.conversations.utils.FileUtils;
 170import eu.siacs.conversations.utils.MessageUtils;
 171import eu.siacs.conversations.utils.MimeUtils;
 172import eu.siacs.conversations.utils.PhoneHelper;
 173import eu.siacs.conversations.utils.QuickLoader;
 174import eu.siacs.conversations.utils.ReplacingSerialSingleThreadExecutor;
 175import eu.siacs.conversations.utils.ReplacingTaskManager;
 176import eu.siacs.conversations.utils.Resolver;
 177import eu.siacs.conversations.utils.SerialSingleThreadExecutor;
 178import eu.siacs.conversations.utils.StringUtils;
 179import eu.siacs.conversations.utils.TorServiceUtils;
 180import eu.siacs.conversations.utils.ThemeHelper;
 181import eu.siacs.conversations.utils.WakeLockHelper;
 182import eu.siacs.conversations.utils.XmppUri;
 183import eu.siacs.conversations.xml.Element;
 184import eu.siacs.conversations.xml.LocalizedContent;
 185import eu.siacs.conversations.xml.Namespace;
 186import eu.siacs.conversations.xmpp.InvalidJid;
 187import eu.siacs.conversations.xmpp.Jid;
 188import eu.siacs.conversations.xmpp.OnContactStatusChanged;
 189import eu.siacs.conversations.xmpp.OnGatewayResult;
 190import eu.siacs.conversations.xmpp.OnKeyStatusUpdated;
 191import eu.siacs.conversations.xmpp.OnMessageAcknowledged;
 192import eu.siacs.conversations.xmpp.OnStatusChanged;
 193import eu.siacs.conversations.xmpp.OnUpdateBlocklist;
 194import eu.siacs.conversations.xmpp.XmppConnection;
 195import eu.siacs.conversations.xmpp.chatstate.ChatState;
 196import eu.siacs.conversations.xmpp.forms.Data;
 197import eu.siacs.conversations.xmpp.jingle.AbstractJingleConnection;
 198import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager;
 199import eu.siacs.conversations.xmpp.jingle.JingleRtpConnection;
 200import eu.siacs.conversations.xmpp.jingle.Media;
 201import eu.siacs.conversations.xmpp.jingle.RtpEndUserState;
 202import eu.siacs.conversations.xmpp.mam.MamReference;
 203import eu.siacs.conversations.xmpp.pep.Avatar;
 204import eu.siacs.conversations.xmpp.pep.PublishOptions;
 205import im.conversations.android.xmpp.model.stanza.Iq;
 206import me.leolin.shortcutbadger.ShortcutBadger;
 207
 208import okhttp3.HttpUrl;
 209import okhttp3.OkHttpClient;
 210
 211public class XmppConnectionService extends Service {
 212
 213    public static final String ACTION_REPLY_TO_CONVERSATION = "reply_to_conversations";
 214    public static final String ACTION_MARK_AS_READ = "mark_as_read";
 215    public static final String ACTION_SNOOZE = "snooze";
 216    public static final String ACTION_CLEAR_MESSAGE_NOTIFICATION = "clear_message_notification";
 217    public static final String ACTION_CLEAR_MISSED_CALL_NOTIFICATION = "clear_missed_call_notification";
 218    public static final String ACTION_DISMISS_ERROR_NOTIFICATIONS = "dismiss_error";
 219    public static final String ACTION_TRY_AGAIN = "try_again";
 220
 221    public static final String ACTION_TEMPORARILY_DISABLE = "temporarily_disable";
 222    public static final String ACTION_PING = "ping";
 223    public static final String ACTION_IDLE_PING = "idle_ping";
 224    public static final String ACTION_INTERNAL_PING = "internal_ping";
 225    public static final String ACTION_FCM_TOKEN_REFRESH = "fcm_token_refresh";
 226    public static final String ACTION_FCM_MESSAGE_RECEIVED = "fcm_message_received";
 227    public static final String ACTION_DISMISS_CALL = "dismiss_call";
 228    public static final String ACTION_END_CALL = "end_call";
 229    public static final String ACTION_STARTING_CALL = "starting_call";
 230    public static final String ACTION_PROVISION_ACCOUNT = "provision_account";
 231    public static final String ACTION_CALL_INTEGRATION_SERVICE_STARTED = "call_integration_service_started";
 232    private static final String ACTION_POST_CONNECTIVITY_CHANGE = "eu.siacs.conversations.POST_CONNECTIVITY_CHANGE";
 233    public static final String ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS = "eu.siacs.conversations.UNIFIED_PUSH_RENEW";
 234    public static final String ACTION_QUICK_LOG = "eu.siacs.conversations.QUICK_LOG";
 235
 236    private static final String SETTING_LAST_ACTIVITY_TS = "last_activity_timestamp";
 237
 238    public final CountDownLatch restoredFromDatabaseLatch = new CountDownLatch(1);
 239    private final static Executor FILE_OBSERVER_EXECUTOR = Executors.newSingleThreadExecutor();
 240    private final static Executor FILE_ATTACHMENT_EXECUTOR = Executors.newSingleThreadExecutor();
 241
 242    private final ScheduledExecutorService internalPingExecutor = Executors.newSingleThreadScheduledExecutor();
 243    private final static SerialSingleThreadExecutor VIDEO_COMPRESSION_EXECUTOR = new SerialSingleThreadExecutor("VideoCompression");
 244    private final SerialSingleThreadExecutor mDatabaseWriterExecutor = new SerialSingleThreadExecutor("DatabaseWriter");
 245    private final SerialSingleThreadExecutor mDatabaseReaderExecutor = new SerialSingleThreadExecutor("DatabaseReader");
 246    private final SerialSingleThreadExecutor mNotificationExecutor = new SerialSingleThreadExecutor("NotificationExecutor");
 247    private final ReplacingTaskManager mRosterSyncTaskManager = new ReplacingTaskManager();
 248    private final IBinder mBinder = new XmppConnectionBinder();
 249    private final List<Conversation> conversations = new CopyOnWriteArrayList<>();
 250    private final IqGenerator mIqGenerator = new IqGenerator(this);
 251    private final Set<String> mInProgressAvatarFetches = new HashSet<>();
 252    private final Set<String> mOmittedPepAvatarFetches = new HashSet<>();
 253    private final HashSet<Jid> mLowPingTimeoutMode = new HashSet<>();
 254    private final Consumer<Iq> mDefaultIqHandler = (packet) -> {
 255        if (packet.getType() != Iq.Type.RESULT) {
 256            final var error = packet.getError();
 257            String text = error != null ? error.findChildContent("text") : null;
 258            if (text != null) {
 259                Log.d(Config.LOGTAG, "received iq error: " + text);
 260            }
 261        }
 262    };
 263    public DatabaseBackend databaseBackend;
 264    private Multimap<String, String> mutedMucUsers;
 265    private final ReplacingSerialSingleThreadExecutor mContactMergerExecutor = new ReplacingSerialSingleThreadExecutor("ContactMerger");
 266    private final ReplacingSerialSingleThreadExecutor mStickerScanExecutor = new ReplacingSerialSingleThreadExecutor("StickerScan");
 267    private long mLastActivity = 0;
 268    private long mLastMucPing = 0;
 269    private Map<String, Message> mScheduledMessages = new HashMap<>();
 270    private long mLastStickerRescan = 0;
 271    private final AppSettings appSettings = new AppSettings(this);
 272    private final FileBackend fileBackend = new FileBackend(this);
 273    private MemorizingTrustManager mMemorizingTrustManager;
 274    private final NotificationService mNotificationService = new NotificationService(this);
 275    private final UnifiedPushBroker unifiedPushBroker = new UnifiedPushBroker(this);
 276    private final ChannelDiscoveryService mChannelDiscoveryService = new ChannelDiscoveryService(this);
 277    private final ShortcutService mShortcutService = new ShortcutService(this);
 278    private final AtomicBoolean mInitialAddressbookSyncCompleted = new AtomicBoolean(false);
 279    private final AtomicBoolean mOngoingVideoTranscoding = new AtomicBoolean(false);
 280    private final AtomicBoolean mForceDuringOnCreate = new AtomicBoolean(false);
 281    private final AtomicReference<OngoingCall> ongoingCall = new AtomicReference<>();
 282    private final MessageGenerator mMessageGenerator = new MessageGenerator(this);
 283    public OnContactStatusChanged onContactStatusChanged = (contact, online) -> {
 284        Conversation conversation = find(getConversations(), contact);
 285        if (conversation != null) {
 286            if (online) {
 287                if (contact.getPresences().size() == 1) {
 288                    sendUnsentMessages(conversation);
 289                }
 290            }
 291        }
 292    };
 293    private final PresenceGenerator mPresenceGenerator = new PresenceGenerator(this);
 294    private List<Account> accounts;
 295    private final JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager(this);
 296    private final HttpConnectionManager mHttpConnectionManager = new HttpConnectionManager(this);
 297    private final AvatarService mAvatarService = new AvatarService(this);
 298    private final MessageArchiveService mMessageArchiveService = new MessageArchiveService(this);
 299    private final PushManagementService mPushManagementService = new PushManagementService(this);
 300    private final QuickConversationsService mQuickConversationsService = new QuickConversationsService(this);
 301    private final ConversationsFileObserver fileObserver = new ConversationsFileObserver(
 302            Environment.getExternalStorageDirectory().getAbsolutePath()
 303    ) {
 304        @Override
 305        public void onEvent(final int event, final File file) {
 306            markFileDeleted(file);
 307        }
 308    };
 309    private final OnMessageAcknowledged mOnMessageAcknowledgedListener = new OnMessageAcknowledged() {
 310
 311        @Override
 312        public boolean onMessageAcknowledged(final Account account, final Jid to, final String id) {
 313            if (id.startsWith(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX)) {
 314                final String sessionId = id.substring(JingleRtpConnection.JINGLE_MESSAGE_PROPOSE_ID_PREFIX.length());
 315                mJingleConnectionManager.updateProposedSessionDiscovered(
 316                        account,
 317                        to,
 318                        sessionId,
 319                        JingleConnectionManager.DeviceDiscoveryState.SEARCHING_ACKNOWLEDGED
 320                );
 321            }
 322
 323
 324            final Jid bare = to.asBareJid();
 325
 326            for (final Conversation conversation : getConversations()) {
 327                if (conversation.getAccount() == account && conversation.getJid().asBareJid().equals(bare)) {
 328                    final Message message = conversation.findUnsentMessageWithUuid(id);
 329                    if (message != null) {
 330                        message.setStatus(Message.STATUS_SEND);
 331                        message.setErrorMessage(null);
 332                        databaseBackend.updateMessage(message, false);
 333                        return true;
 334                    }
 335                }
 336            }
 337            return false;
 338        }
 339    };
 340
 341    private final AtomicBoolean diallerIntegrationActive = new AtomicBoolean(false);
 342
 343    public void setDiallerIntegrationActive(boolean active) {
 344      diallerIntegrationActive.set(active);
 345    }
 346
 347    private boolean destroyed = false;
 348
 349    private int unreadCount = -1;
 350
 351    //Ui callback listeners
 352    private final Set<OnConversationUpdate> mOnConversationUpdates = Collections.newSetFromMap(new WeakHashMap<OnConversationUpdate, Boolean>());
 353    private final Set<OnShowErrorToast> mOnShowErrorToasts = Collections.newSetFromMap(new WeakHashMap<OnShowErrorToast, Boolean>());
 354    private final Set<OnAccountUpdate> mOnAccountUpdates = Collections.newSetFromMap(new WeakHashMap<OnAccountUpdate, Boolean>());
 355    private final Set<OnCaptchaRequested> mOnCaptchaRequested = Collections.newSetFromMap(new WeakHashMap<OnCaptchaRequested, Boolean>());
 356    private final Set<OnRosterUpdate> mOnRosterUpdates = Collections.newSetFromMap(new WeakHashMap<OnRosterUpdate, Boolean>());
 357    private final Set<OnUpdateBlocklist> mOnUpdateBlocklist = Collections.newSetFromMap(new WeakHashMap<OnUpdateBlocklist, Boolean>());
 358    private final Set<OnMucRosterUpdate> mOnMucRosterUpdate = Collections.newSetFromMap(new WeakHashMap<OnMucRosterUpdate, Boolean>());
 359    private final Set<OnKeyStatusUpdated> mOnKeyStatusUpdated = Collections.newSetFromMap(new WeakHashMap<OnKeyStatusUpdated, Boolean>());
 360    private final Set<OnJingleRtpConnectionUpdate> onJingleRtpConnectionUpdate = Collections.newSetFromMap(new WeakHashMap<OnJingleRtpConnectionUpdate, Boolean>());
 361
 362    private final Object LISTENER_LOCK = new Object();
 363
 364
 365    public final Set<String> FILENAMES_TO_IGNORE_DELETION = new HashSet<>();
 366
 367
 368
 369    private final AtomicLong mLastExpiryRun = new AtomicLong(0);
 370    private final LruCache<Pair<String, String>, ServiceDiscoveryResult> discoCache = new LruCache<>(20);
 371    private final OnStatusChanged statusListener = new OnStatusChanged() {
 372
 373        @Override
 374        public void onStatusChanged(final Account account) {
 375            XmppConnection connection = account.getXmppConnection();
 376            updateAccountUi();
 377
 378            if (account.getStatus() == Account.State.ONLINE || account.getStatus().isError()) {
 379                mQuickConversationsService.signalAccountStateChange();
 380            }
 381
 382            if (account.getStatus() == Account.State.ONLINE) {
 383                synchronized (mLowPingTimeoutMode) {
 384                    if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
 385                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
 386                    }
 387                }
 388                if (account.setShowErrorNotification(true)) {
 389                    databaseBackend.updateAccount(account);
 390                }
 391                mMessageArchiveService.executePendingQueries(account);
 392                if (connection != null && connection.getFeatures().csi()) {
 393                    if (checkListeners()) {
 394                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//inactive");
 395                        connection.sendInactive();
 396                    } else {
 397                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + " sending csi//active");
 398                        connection.sendActive();
 399                    }
 400                }
 401                List<Conversation> conversations = getConversations();
 402                for (Conversation conversation : conversations) {
 403                    final boolean inProgressJoin;
 404                    synchronized (account.inProgressConferenceJoins) {
 405                        inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
 406                    }
 407                    final boolean pendingJoin;
 408                    synchronized (account.pendingConferenceJoins) {
 409                        pendingJoin = account.pendingConferenceJoins.contains(conversation);
 410                    }
 411                    if (conversation.getAccount() == account
 412                            && !pendingJoin
 413                            && !inProgressJoin) {
 414                        sendUnsentMessages(conversation);
 415                    }
 416                }
 417                final List<Conversation> pendingLeaves;
 418                synchronized (account.pendingConferenceLeaves) {
 419                    pendingLeaves = new ArrayList<>(account.pendingConferenceLeaves);
 420                    account.pendingConferenceLeaves.clear();
 421
 422                }
 423                for (Conversation conversation : pendingLeaves) {
 424                    leaveMuc(conversation);
 425                }
 426                final List<Conversation> pendingJoins;
 427                synchronized (account.pendingConferenceJoins) {
 428                    pendingJoins = new ArrayList<>(account.pendingConferenceJoins);
 429                    account.pendingConferenceJoins.clear();
 430                }
 431                for (Conversation conversation : pendingJoins) {
 432                    joinMuc(conversation);
 433                }
 434                scheduleWakeUpCall(Config.PING_MAX_INTERVAL, account.getUuid().hashCode());
 435            } else if (account.getStatus() == Account.State.OFFLINE || account.getStatus() == Account.State.DISABLED || account.getStatus() == Account.State.LOGGED_OUT) {
 436                resetSendingToWaiting(account);
 437                if (account.isConnectionEnabled() && isInLowPingTimeoutMode(account)) {
 438                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": went into offline state during low ping mode. reconnecting now");
 439                    reconnectAccount(account, true, false);
 440                } else {
 441                    final int timeToReconnect = SECURE_RANDOM.nextInt(10) + 2;
 442                    scheduleWakeUpCall(timeToReconnect, account.getUuid().hashCode());
 443                }
 444            } else if (account.getStatus() == Account.State.REGISTRATION_SUCCESSFUL) {
 445                databaseBackend.updateAccount(account);
 446                reconnectAccount(account, true, false);
 447            } else if (account.getStatus() != Account.State.CONNECTING && account.getStatus() != Account.State.NO_INTERNET) {
 448                resetSendingToWaiting(account);
 449                if (connection != null && account.getStatus().isAttemptReconnect()) {
 450                    final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST
 451                            || hasJingleRtpConnection(account);
 452                    final int next = connection.getTimeToNextAttempt(aggressive);
 453                    final boolean lowPingTimeoutMode = isInLowPingTimeoutMode(account);
 454                    if (next <= 0) {
 455                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. reconnecting now. lowPingTimeout=" + lowPingTimeoutMode);
 456                        reconnectAccount(account, true, false);
 457                    } else {
 458                        final int attempt = connection.getAttempt() + 1;
 459                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error connecting account. try again in " + next + "s for the " + attempt + " time. lowPingTimeout=" + lowPingTimeoutMode+", aggressive="+aggressive);
 460                        scheduleWakeUpCall(next, account.getUuid().hashCode());
 461                        if (aggressive) {
 462                            internalPingExecutor.schedule(
 463                                    XmppConnectionService.this::manageAccountConnectionStatesInternal,
 464                                    (next * 1000L) + 50,
 465                                    TimeUnit.MILLISECONDS
 466                            );
 467                        }
 468                    }
 469                }
 470            }
 471            getNotificationService().updateErrorNotification();
 472        }
 473    };
 474    private OpenPgpServiceConnection pgpServiceConnection;
 475    private PgpEngine mPgpEngine = null;
 476    private WakeLock wakeLock;
 477    private LruCache<String, Drawable> mDrawableCache;
 478    private final BroadcastReceiver mInternalEventReceiver = new InternalEventReceiver();
 479    private final BroadcastReceiver mInternalRestrictedEventReceiver = new RestrictedEventReceiver(Arrays.asList(TorServiceUtils.ACTION_STATUS));
 480    private final BroadcastReceiver mInternalScreenEventReceiver = new InternalEventReceiver();
 481    private EmojiSearch emojiSearch = null;
 482
 483    private static String generateFetchKey(Account account, final Avatar avatar) {
 484        return account.getJid().asBareJid() + "_" + avatar.owner + "_" + avatar.sha1sum;
 485    }
 486
 487    private boolean isInLowPingTimeoutMode(Account account) {
 488        synchronized (mLowPingTimeoutMode) {
 489            return mLowPingTimeoutMode.contains(account.getJid().asBareJid());
 490        }
 491    }
 492
 493    public void startOngoingVideoTranscodingForegroundNotification() {
 494        mOngoingVideoTranscoding.set(true);
 495        toggleForegroundService();
 496    }
 497
 498    public void stopOngoingVideoTranscodingForegroundNotification() {
 499        mOngoingVideoTranscoding.set(false);
 500        toggleForegroundService();
 501    }
 502
 503    public boolean areMessagesInitialized() {
 504        return this.restoredFromDatabaseLatch.getCount() == 0;
 505    }
 506
 507    public PgpEngine getPgpEngine() {
 508        if (!Config.supportOpenPgp()) {
 509            return null;
 510        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 511            if (this.mPgpEngine == null) {
 512                this.mPgpEngine = new PgpEngine(new OpenPgpApi(
 513                        getApplicationContext(),
 514                        pgpServiceConnection.getService()), this);
 515            }
 516            return mPgpEngine;
 517        } else {
 518            return null;
 519        }
 520
 521    }
 522
 523    public OpenPgpApi getOpenPgpApi() {
 524        if (!Config.supportOpenPgp()) {
 525            return null;
 526        } else if (pgpServiceConnection != null && pgpServiceConnection.isBound()) {
 527            return new OpenPgpApi(this, pgpServiceConnection.getService());
 528        } else {
 529            return null;
 530        }
 531    }
 532
 533    public AppSettings getAppSettings() {
 534        return this.appSettings;
 535    }
 536
 537    public FileBackend getFileBackend() {
 538        return this.fileBackend;
 539    }
 540
 541    public DownloadableFile getFileForCid(Cid cid) {
 542        return this.databaseBackend.getFileForCid(cid);
 543    }
 544
 545    public String getUrlForCid(Cid cid) {
 546        return this.databaseBackend.getUrlForCid(cid);
 547    }
 548
 549    public void saveCid(Cid cid, File file) throws BlockedMediaException {
 550        saveCid(cid, file, null);
 551    }
 552
 553    public void saveCid(Cid cid, File file, String url) throws BlockedMediaException {
 554        if (this.databaseBackend.isBlockedMedia(cid)) {
 555            throw new BlockedMediaException();
 556        }
 557        this.databaseBackend.saveCid(cid, file, url);
 558    }
 559
 560    public boolean muteMucUser(MucOptions.User user) {
 561        boolean muted = databaseBackend.muteMucUser(user);
 562        if (!muted) return false;
 563        mutedMucUsers.put(user.getMuc().toString(), user.getOccupantId());
 564        return true;
 565    }
 566
 567    public boolean unmuteMucUser(MucOptions.User user) {
 568        boolean unmuted = databaseBackend.unmuteMucUser(user);
 569        if (!unmuted) return false;
 570        mutedMucUsers.remove(user.getMuc().toString(), user.getOccupantId());
 571        return true;
 572    }
 573
 574    public boolean isMucUserMuted(MucOptions.User user) {
 575        return mutedMucUsers.containsEntry("" + user.getMuc(), user.getOccupantId());
 576    }
 577
 578    public void blockMedia(File f) {
 579        try {
 580            Cid[] cids = getFileBackend().calculateCids(new FileInputStream(f));
 581            for (Cid cid : cids) {
 582                blockMedia(cid);
 583            }
 584        } catch (final IOException e) { }
 585    }
 586
 587    public void blockMedia(Cid cid) {
 588        this.databaseBackend.blockMedia(cid);
 589    }
 590
 591    public void clearBlockedMedia() {
 592        this.databaseBackend.clearBlockedMedia();
 593    }
 594
 595    public Message getMessage(Conversation conversation, String uuid) {
 596        return this.databaseBackend.getMessage(conversation, uuid);
 597    }
 598
 599    public Map<String, Message> getMessageFuzzyIds(Conversation conversation, Collection<String> ids) {
 600        return this.databaseBackend.getMessageFuzzyIds(conversation, ids);
 601    }
 602
 603    public void insertWebxdcUpdate(final WebxdcUpdate update) {
 604        this.databaseBackend.insertWebxdcUpdate(update);
 605    }
 606
 607    public WebxdcUpdate findLastWebxdcUpdate(Message message) {
 608        return this.databaseBackend.findLastWebxdcUpdate(message);
 609    }
 610
 611    public List<WebxdcUpdate> findWebxdcUpdates(Message message, long serial) {
 612        return this.databaseBackend.findWebxdcUpdates(message, serial);
 613    }
 614
 615    public AvatarService getAvatarService() {
 616        return this.mAvatarService;
 617    }
 618
 619    public void attachLocationToConversation(final Conversation conversation, final Uri uri, final String subject, final UiCallback<Message> callback) {
 620        int encryption = conversation.getNextEncryption();
 621        if (encryption == Message.ENCRYPTION_PGP) {
 622            encryption = Message.ENCRYPTION_DECRYPTED;
 623        }
 624        Message message = new Message(conversation, uri.toString(), encryption);
 625        if (subject != null && subject.length() > 0) message.setSubject(subject);
 626        message.setThread(conversation.getThread());
 627        Message.configurePrivateMessage(message);
 628        if (encryption == Message.ENCRYPTION_DECRYPTED) {
 629            getPgpEngine().encrypt(message, callback);
 630        } else {
 631            sendMessage(message);
 632            callback.success(message);
 633        }
 634    }
 635
 636    public void attachFileToConversation(final Conversation conversation, final Uri uri, final String type, final String subject, final UiCallback<Message> callback) {
 637        final Message message;
 638        if (conversation.getReplyTo() == null) {
 639            message = new Message(conversation, "", conversation.getNextEncryption());
 640        } else {
 641            message = conversation.getReplyTo().reply();
 642            message.setEncryption(conversation.getNextEncryption());
 643        }
 644        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 645            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
 646        }
 647        if (subject != null && subject.length() > 0) message.setSubject(subject);
 648        message.setThread(conversation.getThread());
 649        if (!Message.configurePrivateFileMessage(message)) {
 650            message.setCounterpart(conversation.getNextCounterpart());
 651            message.setType(Message.TYPE_FILE);
 652        }
 653        Log.d(Config.LOGTAG, "attachFile: type=" + message.getType());
 654        Log.d(Config.LOGTAG, "counterpart=" + message.getCounterpart());
 655        final AttachFileToConversationRunnable runnable = new AttachFileToConversationRunnable(this, uri, type, message, callback);
 656        if (runnable.isVideoMessage()) {
 657            VIDEO_COMPRESSION_EXECUTOR.execute(runnable);
 658        } else {
 659            FILE_ATTACHMENT_EXECUTOR.execute(runnable);
 660        }
 661    }
 662
 663    public void attachImageToConversation(final Conversation conversation, final Uri uri, final String type, final String subject, final UiCallback<Message> callback) {
 664        final String mimeType = MimeUtils.guessMimeTypeFromUriAndMime(this, uri, type);
 665        final String compressPictures = getCompressPicturesPreference();
 666
 667        if ("never".equals(compressPictures)
 668                || ("auto".equals(compressPictures) && getFileBackend().useImageAsIs(uri))
 669                || (mimeType != null && mimeType.endsWith("/gif"))
 670                || getFileBackend().unusualBounds(uri) || "data".equals(uri.getScheme())) {
 671            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": not compressing picture. sending as file");
 672            attachFileToConversation(conversation, uri, mimeType, subject, callback);
 673            return;
 674        }
 675        final Message message;
 676
 677        if (conversation.getReplyTo() == null) {
 678            message = new Message(conversation, "", conversation.getNextEncryption());
 679        } else {
 680            message = conversation.getReplyTo().reply();
 681            message.setEncryption(conversation.getNextEncryption());
 682        }
 683        if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 684            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
 685        }
 686        if (subject != null && subject.length() > 0) message.setSubject(subject);
 687        message.setThread(conversation.getThread());
 688        if (!Message.configurePrivateFileMessage(message)) {
 689            message.setCounterpart(conversation.getNextCounterpart());
 690            message.setType(Message.TYPE_IMAGE);
 691        }
 692        Log.d(Config.LOGTAG, "attachImage: type=" + message.getType());
 693        FILE_ATTACHMENT_EXECUTOR.execute(() -> {
 694            try {
 695                getFileBackend().copyImageToPrivateStorage(message, uri);
 696            } catch (FileBackend.ImageCompressionException e) {
 697                Log.d(Config.LOGTAG, "unable to compress image. fall back to file transfer", e);
 698                attachFileToConversation(conversation, uri, mimeType, subject, callback);
 699                return;
 700            } catch (final FileBackend.FileCopyException e) {
 701                callback.error(e.getResId(), message);
 702                return;
 703            }
 704            if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) {
 705                final PgpEngine pgpEngine = getPgpEngine();
 706                if (pgpEngine != null) {
 707                    pgpEngine.encrypt(message, callback);
 708                } else if (callback != null) {
 709                    callback.error(R.string.unable_to_connect_to_keychain, null);
 710                }
 711            } else {
 712                sendMessage(message);
 713                callback.success(message);
 714            }
 715        });
 716    }
 717
 718    private File stickerDir() {
 719        SharedPreferences p = PreferenceManager.getDefaultSharedPreferences(getBaseContext());
 720        final String dir = p.getString("sticker_directory", "Stickers");
 721        if (dir.startsWith("content://")) {
 722            Uri uri = Uri.parse(dir);
 723            uri = DocumentsContract.buildDocumentUriUsingTree(uri, DocumentsContract.getTreeDocumentId(uri));
 724            return new File(FileUtils.getPath(getBaseContext(), uri));
 725        } else {
 726            return new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES) + "/" + dir);
 727        }
 728    }
 729
 730    public void rescanStickers() {
 731        long msToRescan = (mLastStickerRescan + 600000L) - SystemClock.elapsedRealtime();
 732        if (msToRescan > 0) return;
 733        Log.d(Config.LOGTAG, "rescanStickers");
 734
 735        mLastStickerRescan = SystemClock.elapsedRealtime();
 736        mStickerScanExecutor.execute(() -> {
 737            Thread.currentThread().setPriority(Thread.MIN_PRIORITY);
 738            try {
 739                for (File file : Files.fileTraverser().breadthFirst(stickerDir())) {
 740                    try {
 741                        if (file.isFile() && file.canRead()) {
 742                            DownloadableFile df = new DownloadableFile(file.getAbsolutePath());
 743                            Drawable icon = fileBackend.getThumbnail(df, getResources(), (int) (getResources().getDisplayMetrics().density * 288), false);
 744                            final String filename = Files.getNameWithoutExtension(df.getName());
 745                            Cid[] cids = fileBackend.calculateCids(new FileInputStream(df));
 746                            for (Cid cid : cids) {
 747                                saveCid(cid, file);
 748                            }
 749                            if (file.length() < 129000) {
 750                                emojiSearch.addEmoji(new EmojiSearch.CustomEmoji(filename, cids[0].toString(), icon, file.getParentFile().getName()));
 751                            }
 752                        }
 753                    } catch (final Exception e) {
 754                        Log.w(Config.LOGTAG, "rescanStickers: " + e);
 755                    }
 756                }
 757            } catch (final Exception e) {
 758                Log.w(Config.LOGTAG, "rescanStickers: " + e);
 759            }
 760        });
 761    }
 762
 763    protected void cleanupCache() {
 764        if (Build.VERSION.SDK_INT < 26) return; // Doesn't support file.toPath
 765        mStickerScanExecutor.execute(() -> {
 766            Thread.currentThread().setPriority(Thread.MIN_PRIORITY);
 767            final var now = System.currentTimeMillis();
 768            try {
 769                for (File file : Files.fileTraverser().breadthFirst(getCacheDir())) {
 770                    if (file.isFile() && file.canRead() && file.canWrite()) {
 771                        final var attrs = java.nio.file.Files.readAttributes(file.toPath(), java.nio.file.attribute.BasicFileAttributes.class);
 772                        if ((now - attrs.lastAccessTime().toMillis()) > 1000L * 60 * 60 * 24 * 10) {
 773                            Log.d(Config.LOGTAG, "cleanupCache removing file not used recently: " + file);
 774                            file.delete();
 775                        }
 776                    }
 777                }
 778            } catch (final Exception e) {
 779                Log.w(Config.LOGTAG, "cleanupCache " + e);
 780            }
 781        });
 782    }
 783
 784    public EmojiSearch emojiSearch() {
 785        return emojiSearch;
 786    }
 787
 788    public Conversation find(Bookmark bookmark) {
 789        return find(bookmark.getAccount(), bookmark.getJid());
 790    }
 791
 792    public Conversation find(final Account account, final Jid jid) {
 793        return find(getConversations(), account, jid);
 794    }
 795
 796    public boolean isMuc(final Account account, final Jid jid) {
 797        final Conversation c = find(account, jid);
 798        return c != null && c.getMode() == Conversational.MODE_MULTI;
 799    }
 800
 801    public void search(final List<String> term, final String uuid, final OnSearchResultsAvailable onSearchResultsAvailable) {
 802        MessageSearchTask.search(this, term, uuid, onSearchResultsAvailable);
 803    }
 804
 805    @Override
 806    public int onStartCommand(final Intent intent, int flags, int startId) {
 807        final String action = Strings.nullToEmpty(intent == null ? null : intent.getAction());
 808        final boolean needsForegroundService = intent != null && intent.getBooleanExtra(SystemEventReceiver.EXTRA_NEEDS_FOREGROUND_SERVICE, false);
 809        if (needsForegroundService) {
 810            Log.d(Config.LOGTAG, "toggle forced foreground service after receiving event (action=" + action + ")");
 811            toggleForegroundService(true, action.equals(ACTION_STARTING_CALL));
 812        }
 813        final String uuid = intent == null ? null : intent.getStringExtra("uuid");
 814        switch (action) {
 815            case QuickConversationsService.SMS_RETRIEVED_ACTION:
 816                mQuickConversationsService.handleSmsReceived(intent);
 817                break;
 818            case ConnectivityManager.CONNECTIVITY_ACTION:
 819                if (hasInternetConnection()) {
 820                    if (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0) {
 821                        schedulePostConnectivityChange();
 822                    }
 823                    if (Config.RESET_ATTEMPT_COUNT_ON_NETWORK_CHANGE) {
 824                        resetAllAttemptCounts(true, false);
 825                    }
 826                    Resolver.clearCache();
 827                }
 828                break;
 829            case Intent.ACTION_SHUTDOWN:
 830                logoutAndSave(true);
 831                return START_NOT_STICKY;
 832            case ACTION_CLEAR_MESSAGE_NOTIFICATION:
 833                mNotificationExecutor.execute(() -> {
 834                    try {
 835                        final Conversation c = findConversationByUuid(uuid);
 836                        if (c != null) {
 837                            mNotificationService.clearMessages(c);
 838                        } else {
 839                            mNotificationService.clearMessages();
 840                        }
 841                        restoredFromDatabaseLatch.await();
 842
 843                    } catch (InterruptedException e) {
 844                        Log.d(Config.LOGTAG, "unable to process clear message notification");
 845                    }
 846                });
 847                break;
 848            case ACTION_CLEAR_MISSED_CALL_NOTIFICATION:
 849                mNotificationExecutor.execute(() -> {
 850                    try {
 851                        final Conversation c = findConversationByUuid(uuid);
 852                        if (c != null) {
 853                            mNotificationService.clearMissedCalls(c);
 854                        } else {
 855                            mNotificationService.clearMissedCalls();
 856                        }
 857                        restoredFromDatabaseLatch.await();
 858
 859                    } catch (InterruptedException e) {
 860                        Log.d(Config.LOGTAG, "unable to process clear missed call notification");
 861                    }
 862                });
 863                break;
 864            case ACTION_DISMISS_CALL: {
 865                if (intent == null) {
 866                    break;
 867                }
 868                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 869                Log.d(Config.LOGTAG, "received intent to dismiss call with session id " + sessionId);
 870                mJingleConnectionManager.rejectRtpSession(sessionId);
 871                break;
 872            }
 873            case TorServiceUtils.ACTION_STATUS:
 874                final String status = intent == null ? null : intent.getStringExtra(TorServiceUtils.EXTRA_STATUS);
 875                //TODO port and host are in 'extras' - but this may not be a reliable source?
 876                if ("ON".equals(status)) {
 877                    handleOrbotStartedEvent();
 878                    return START_STICKY;
 879                }
 880                break;
 881            case ACTION_END_CALL: {
 882                if (intent == null) {
 883                    break;
 884                }
 885                final String sessionId = intent.getStringExtra(RtpSessionActivity.EXTRA_SESSION_ID);
 886                Log.d(Config.LOGTAG, "received intent to end call with session id " + sessionId);
 887                mJingleConnectionManager.endRtpSession(sessionId);
 888            }
 889            break;
 890            case ACTION_PROVISION_ACCOUNT: {
 891                if (intent == null) {
 892                    break;
 893                }
 894                final String address = intent.getStringExtra("address");
 895                final String password = intent.getStringExtra("password");
 896                if (QuickConversationsService.isQuicksy() || Strings.isNullOrEmpty(address) || Strings.isNullOrEmpty(password)) {
 897                    break;
 898                }
 899                provisionAccount(address, password);
 900                break;
 901            }
 902            case ACTION_DISMISS_ERROR_NOTIFICATIONS:
 903                dismissErrorNotifications();
 904                break;
 905            case ACTION_TRY_AGAIN:
 906                resetAllAttemptCounts(false, true);
 907                break;
 908            case ACTION_REPLY_TO_CONVERSATION:
 909                final Bundle remoteInput = intent == null ? null : RemoteInput.getResultsFromIntent(intent);
 910                if (remoteInput == null) {
 911                    break;
 912                }
 913                final CharSequence body = remoteInput.getCharSequence("text_reply");
 914                final boolean dismissNotification = intent.getBooleanExtra("dismiss_notification", false);
 915                final String lastMessageUuid = intent.getStringExtra("last_message_uuid");
 916                if (body == null || body.length() <= 0) {
 917                    break;
 918                }
 919                mNotificationExecutor.execute(() -> {
 920                    try {
 921                        restoredFromDatabaseLatch.await();
 922                        final Conversation c = findConversationByUuid(uuid);
 923                        if (c != null) {
 924                            directReply(c, body.toString(), lastMessageUuid, dismissNotification);
 925                        }
 926                    } catch (InterruptedException e) {
 927                        Log.d(Config.LOGTAG, "unable to process direct reply");
 928                    }
 929                });
 930                break;
 931            case ACTION_MARK_AS_READ:
 932                mNotificationExecutor.execute(() -> {
 933                    final Conversation c = findConversationByUuid(uuid);
 934                    if (c == null) {
 935                        Log.d(Config.LOGTAG, "received mark read intent for unknown conversation (" + uuid + ")");
 936                        return;
 937                    }
 938                    try {
 939                        restoredFromDatabaseLatch.await();
 940                        sendReadMarker(c, null);
 941                    } catch (InterruptedException e) {
 942                        Log.d(Config.LOGTAG, "unable to process notification read marker for conversation " + c.getName());
 943                    }
 944
 945                });
 946                break;
 947            case ACTION_SNOOZE:
 948                mNotificationExecutor.execute(() -> {
 949                    final Conversation c = findConversationByUuid(uuid);
 950                    if (c == null) {
 951                        Log.d(Config.LOGTAG, "received snooze intent for unknown conversation (" + uuid + ")");
 952                        return;
 953                    }
 954                    c.setMutedTill(System.currentTimeMillis() + 30 * 60 * 1000);
 955                    mNotificationService.clearMessages(c);
 956                    updateConversation(c);
 957                });
 958            case AudioManager.RINGER_MODE_CHANGED_ACTION:
 959            case NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED:
 960                if (dndOnSilentMode()) {
 961                    refreshAllPresences();
 962                }
 963                break;
 964            case Intent.ACTION_SCREEN_ON:
 965                deactivateGracePeriod();
 966            case Intent.ACTION_USER_PRESENT:
 967            case Intent.ACTION_SCREEN_OFF:
 968                if (awayWhenScreenLocked()) {
 969                    refreshAllPresences();
 970                }
 971                break;
 972            case ACTION_FCM_TOKEN_REFRESH:
 973                refreshAllFcmTokens();
 974                break;
 975            case ACTION_RENEW_UNIFIED_PUSH_ENDPOINTS:
 976                if (intent == null) {
 977                    break;
 978                }
 979                final String instance = intent.getStringExtra("instance");
 980                final String application = intent.getStringExtra("application");
 981                final Messenger messenger = intent.getParcelableExtra("messenger");
 982                final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger;
 983                if (messenger != null && application != null && instance != null) {
 984                    pushTargetMessenger = new UnifiedPushBroker.PushTargetMessenger(new UnifiedPushDatabase.PushTarget(application, instance),messenger);
 985                    Log.d(Config.LOGTAG,"found push target messenger");
 986                } else {
 987                    pushTargetMessenger = null;
 988                }
 989                final Optional<UnifiedPushBroker.Transport> transport = renewUnifiedPushEndpoints(pushTargetMessenger);
 990                if (instance != null && transport.isPresent()) {
 991                    unifiedPushBroker.rebroadcastEndpoint(messenger, instance, transport.get());
 992                }
 993                break;
 994            case ACTION_IDLE_PING:
 995                scheduleNextIdlePing();
 996                break;
 997            case ACTION_FCM_MESSAGE_RECEIVED:
 998                Log.d(Config.LOGTAG, "push message arrived in service. account");
 999                break;
1000            case ACTION_QUICK_LOG:
1001                final String message = intent == null ? null : intent.getStringExtra("message");
1002                if (message != null && Config.QUICK_LOG) {
1003                    quickLog(message);
1004                }
1005                break;
1006            case Intent.ACTION_SEND:
1007                final Uri uri = intent == null ? null : intent.getData();
1008                if (uri != null) {
1009                    Log.d(Config.LOGTAG, "received uri permission for " + uri);
1010                }
1011                return START_STICKY;
1012            case ACTION_TEMPORARILY_DISABLE:
1013                toggleSoftDisabled(true);
1014                if (checkListeners()) {
1015                    stopSelf();
1016                }
1017                return START_NOT_STICKY;
1018        }
1019        sendScheduledMessages();
1020        final var extras =  intent == null ? null : intent.getExtras();
1021        try {
1022            internalPingExecutor.execute(() -> manageAccountConnectionStates(action, extras));
1023        } catch (final RejectedExecutionException e) {
1024            Log.e(Config.LOGTAG, "can not schedule connection states manager");
1025        }
1026        if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
1027            expireOldMessages();
1028        }
1029        return START_STICKY;
1030    }
1031
1032    private void quickLog(final String message) {
1033        if (Strings.isNullOrEmpty(message)) {
1034            return;
1035        }
1036        final Account account = AccountUtils.getFirstEnabled(this);
1037        if (account == null) {
1038            return;
1039        }
1040        final Conversation conversation =
1041                findOrCreateConversation(account, Config.BUG_REPORTS, false, true);
1042        final Message report = new Message(conversation, message, Message.ENCRYPTION_NONE);
1043        report.setStatus(Message.STATUS_RECEIVED);
1044        conversation.add(report);
1045        databaseBackend.createMessage(report);
1046        updateConversationUi();
1047    }
1048
1049    private void manageAccountConnectionStatesInternal() {
1050        manageAccountConnectionStates(ACTION_INTERNAL_PING, null);
1051    }
1052
1053    private synchronized void manageAccountConnectionStates(
1054            final String action, final Bundle extras) {
1055        final String pushedAccountHash = extras == null ? null : extras.getString("account");
1056        final boolean interactive = java.util.Objects.equals(ACTION_TRY_AGAIN, action);
1057        WakeLockHelper.acquire(wakeLock);
1058        boolean pingNow =
1059                ConnectivityManager.CONNECTIVITY_ACTION.equals(action)
1060                        || (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL > 0
1061                                && ACTION_POST_CONNECTIVITY_CHANGE.equals(action));
1062        final HashSet<Account> pingCandidates = new HashSet<>();
1063        final String androidId = pushedAccountHash == null ? null : PhoneHelper.getAndroidId(this);
1064        for (final Account account : accounts) {
1065            final boolean pushWasMeantForThisAccount =
1066                    androidId != null
1067                            && CryptoHelper.getAccountFingerprint(account, androidId)
1068                                    .equals(pushedAccountHash);
1069            pingNow |=
1070                    processAccountState(
1071                            account,
1072                            interactive,
1073                            "ui".equals(action),
1074                            pushWasMeantForThisAccount,
1075                            pingCandidates);
1076        }
1077        if (pingNow) {
1078            for (final Account account : pingCandidates) {
1079                final boolean lowTimeout = isInLowPingTimeoutMode(account);
1080                account.getXmppConnection().sendPing();
1081                Log.d(
1082                        Config.LOGTAG,
1083                        account.getJid().asBareJid()
1084                                + " send ping (action="
1085                                + action
1086                                + ",lowTimeout="
1087                                + lowTimeout
1088                                + ")");
1089                scheduleWakeUpCall(
1090                        lowTimeout ? Config.LOW_PING_TIMEOUT : Config.PING_TIMEOUT,
1091                        account.getUuid().hashCode());
1092            }
1093            long msToMucPing = (mLastMucPing + (Config.PING_MAX_INTERVAL * 2000L)) - SystemClock.elapsedRealtime();
1094            if (msToMucPing <= 0) {
1095                Log.d(Config.LOGTAG, "ping MUCs");
1096                mLastMucPing = SystemClock.elapsedRealtime();
1097                for (Conversation c : getConversations()) {
1098                    if (c.getMode() == Conversation.MODE_MULTI && (c.getMucOptions().online() || c.getMucOptions().getError() == MucOptions.Error.SHUTDOWN)) {
1099                        mucSelfPingAndRejoin(c);
1100                    }
1101                }
1102            }
1103        }
1104        WakeLockHelper.release(wakeLock);
1105    }
1106
1107    private void sendScheduledMessages() {
1108        Log.d(Config.LOGTAG, "looking for and sending scheduled messages");
1109
1110        for (final var message : new ArrayList<>(mScheduledMessages.values())) {
1111            if (message.getTimeSent() > System.currentTimeMillis()) continue;
1112
1113            final var conversation = message.getConversation();
1114            final var account = conversation.getAccount();
1115            final boolean inProgressJoin;
1116            synchronized (account.inProgressConferenceJoins) {
1117                inProgressJoin = account.inProgressConferenceJoins.contains(conversation);
1118            }
1119            final boolean pendingJoin;
1120            synchronized (account.pendingConferenceJoins) {
1121                pendingJoin = account.pendingConferenceJoins.contains(conversation);
1122            }
1123            if (conversation.getAccount() == account
1124                    && !pendingJoin
1125                    && !inProgressJoin) {
1126                resendMessage(message, false);
1127            }
1128        }
1129    }
1130
1131    private void handleOrbotStartedEvent() {
1132        for (final Account account : accounts) {
1133            if (account.getStatus() == Account.State.TOR_NOT_AVAILABLE) {
1134                reconnectAccount(account, true, false);
1135            }
1136        }
1137    }
1138
1139    private boolean processAccountState(final Account account, final boolean interactive, final boolean isUiAction, final boolean isAccountPushed, final HashSet<Account> pingCandidates) {
1140        if (!account.getStatus().isAttemptReconnect()) {
1141            return false;
1142        }
1143        if (!hasInternetConnection()) {
1144            account.setStatus(Account.State.NO_INTERNET);
1145            statusListener.onStatusChanged(account);
1146        } else {
1147            if (account.getStatus() == Account.State.NO_INTERNET) {
1148                account.setStatus(Account.State.OFFLINE);
1149                statusListener.onStatusChanged(account);
1150            }
1151            if (account.getStatus() == Account.State.ONLINE) {
1152                synchronized (mLowPingTimeoutMode) {
1153                    long lastReceived = account.getXmppConnection().getLastPacketReceived();
1154                    long lastSent = account.getXmppConnection().getLastPingSent();
1155                    long pingInterval = isUiAction ? Config.PING_MIN_INTERVAL * 1000 : Config.PING_MAX_INTERVAL * 1000;
1156                    long msToNextPing = (Math.max(lastReceived, lastSent) + pingInterval) - SystemClock.elapsedRealtime();
1157                    int pingTimeout = mLowPingTimeoutMode.contains(account.getJid().asBareJid()) ? Config.LOW_PING_TIMEOUT * 1000 : Config.PING_TIMEOUT * 1000;
1158                    long pingTimeoutIn = (lastSent + pingTimeout) - SystemClock.elapsedRealtime();
1159                    if (lastSent > lastReceived) {
1160                        if (pingTimeoutIn < 0) {
1161                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping timeout");
1162                            this.reconnectAccount(account, true, interactive);
1163                        } else {
1164                            int secs = (int) (pingTimeoutIn / 1000);
1165                            this.scheduleWakeUpCall(secs, account.getUuid().hashCode());
1166                        }
1167                    } else {
1168                        pingCandidates.add(account);
1169                        if (isAccountPushed) {
1170                            if (mLowPingTimeoutMode.add(account.getJid().asBareJid())) {
1171                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": entering low ping timeout mode");
1172                            }
1173                            return true;
1174                        } else if (msToNextPing <= 0) {
1175                            return true;
1176                        } else {
1177                            this.scheduleWakeUpCall((int) (msToNextPing / 1000), account.getUuid().hashCode());
1178                            if (mLowPingTimeoutMode.remove(account.getJid().asBareJid())) {
1179                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": leaving low ping timeout mode");
1180                            }
1181                        }
1182                    }
1183                }
1184            } else if (account.getStatus() == Account.State.OFFLINE) {
1185                reconnectAccount(account, true, interactive);
1186            } else if (account.getStatus() == Account.State.CONNECTING) {
1187                long secondsSinceLastConnect = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastConnect()) / 1000;
1188                long secondsSinceLastDisco = (SystemClock.elapsedRealtime() - account.getXmppConnection().getLastDiscoStarted()) / 1000;
1189                long discoTimeout = Config.CONNECT_DISCO_TIMEOUT - secondsSinceLastDisco;
1190                long timeout = Config.CONNECT_TIMEOUT - secondsSinceLastConnect;
1191                if (!areMessagesInitialized()) return false; // No point in thrashing a reconnect while still loading
1192                if (timeout < 0) {
1193                    Log.d(Config.LOGTAG, account.getJid() + ": time out during connect reconnecting (secondsSinceLast=" + secondsSinceLastConnect + ")");
1194                    account.getXmppConnection().resetAttemptCount(false);
1195                    reconnectAccount(account, true, interactive);
1196                } else if (discoTimeout < 0) {
1197                    account.getXmppConnection().sendDiscoTimeout();
1198                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1199                } else {
1200                    scheduleWakeUpCall((int) Math.min(timeout, discoTimeout), account.getUuid().hashCode());
1201                }
1202            } else {
1203                final boolean aggressive = account.getStatus() == Account.State.SEE_OTHER_HOST || hasJingleRtpConnection(account);
1204                if (account.getXmppConnection().getTimeToNextAttempt(aggressive) <= 0) {
1205                    reconnectAccount(account, true, interactive);
1206                }
1207            }
1208        }
1209        return false;
1210    }
1211
1212    private void toggleSoftDisabled(final boolean softDisabled) {
1213        for(final Account account : this.accounts) {
1214            if (account.isEnabled()) {
1215                if (account.setOption(Account.OPTION_SOFT_DISABLED, softDisabled)) {
1216                    updateAccount(account);
1217                }
1218            }
1219        }
1220    }
1221
1222    public boolean processUnifiedPushMessage(final Account account, final Jid transport, final Element push) {
1223        return unifiedPushBroker.processPushMessage(account, transport, push);
1224    }
1225
1226    public void reinitializeMuclumbusService() {
1227        mChannelDiscoveryService.initializeMuclumbusService();
1228    }
1229
1230    public void discoverChannels(String query, ChannelDiscoveryService.Method method, Map<Jid, Account> mucServices, ChannelDiscoveryService.OnChannelSearchResultsFound onChannelSearchResultsFound) {
1231        mChannelDiscoveryService.discover(Strings.nullToEmpty(query).trim(), method, mucServices, onChannelSearchResultsFound);
1232    }
1233
1234    public boolean isDataSaverDisabled() {
1235        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
1236            return true;
1237        }
1238        final ConnectivityManager connectivityManager = getSystemService(ConnectivityManager.class);
1239        return !Compatibility.isActiveNetworkMetered(connectivityManager)
1240                || Compatibility.getRestrictBackgroundStatus(connectivityManager)
1241                        == ConnectivityManager.RESTRICT_BACKGROUND_STATUS_DISABLED;
1242    }
1243
1244    private void directReply(final Conversation conversation, final String body, final String lastMessageUuid, final boolean dismissAfterReply) {
1245        final Message inReplyTo = lastMessageUuid == null ? null : conversation.findMessageWithUuid(lastMessageUuid);
1246        Message message = new Message(conversation, body, conversation.getNextEncryption());
1247        if (inReplyTo != null) {
1248            if (Emoticons.isEmoji(body.replaceAll("\\s", ""))) {
1249                final var aggregated = inReplyTo.getAggregatedReactions();
1250                final ImmutableSet.Builder<String> reactionBuilder = new ImmutableSet.Builder<>();
1251                reactionBuilder.addAll(aggregated.ourReactions);
1252                reactionBuilder.add(body.replaceAll("\\s", ""));
1253                sendReactions(inReplyTo, reactionBuilder.build());
1254                return;
1255            } else {
1256                message = inReplyTo.reply();
1257            }
1258            message.clearFallbacks("urn:xmpp:reply:0");
1259            message.setBody(body);
1260            message.setEncryption(conversation.getNextEncryption());
1261        }
1262        if (inReplyTo != null && inReplyTo.isPrivateMessage()) {
1263            Message.configurePrivateMessage(message, inReplyTo.getCounterpart());
1264        }
1265        message.markUnread();
1266        if (message.getEncryption() == Message.ENCRYPTION_PGP) {
1267            getPgpEngine().encrypt(message, new UiCallback<Message>() {
1268                @Override
1269                public void success(Message message) {
1270                    if (dismissAfterReply) {
1271                        markRead((Conversation) message.getConversation(), true);
1272                    } else {
1273                        mNotificationService.pushFromDirectReply(message);
1274                    }
1275                }
1276
1277                @Override
1278                public void error(int errorCode, Message object) {
1279
1280                }
1281
1282                @Override
1283                public void userInputRequired(PendingIntent pi, Message object) {
1284
1285                }
1286            });
1287        } else {
1288            sendMessage(message);
1289            if (dismissAfterReply) {
1290                markRead(conversation, true);
1291            } else {
1292                mNotificationService.pushFromDirectReply(message);
1293            }
1294        }
1295    }
1296
1297    private boolean dndOnSilentMode() {
1298        return getBooleanPreference(AppSettings.DND_ON_SILENT_MODE, R.bool.dnd_on_silent_mode);
1299    }
1300
1301    private boolean manuallyChangePresence() {
1302        return getBooleanPreference(AppSettings.MANUALLY_CHANGE_PRESENCE, R.bool.manually_change_presence);
1303    }
1304
1305    private boolean treatVibrateAsSilent() {
1306        return getBooleanPreference(AppSettings.TREAT_VIBRATE_AS_SILENT, R.bool.treat_vibrate_as_silent);
1307    }
1308
1309    private boolean awayWhenScreenLocked() {
1310        return getBooleanPreference(AppSettings.AWAY_WHEN_SCREEN_IS_OFF, R.bool.away_when_screen_off);
1311    }
1312
1313    private String getCompressPicturesPreference() {
1314        return getPreferences().getString("picture_compression", getResources().getString(R.string.picture_compression));
1315    }
1316
1317    private Presence.Status getTargetPresence() {
1318        if (dndOnSilentMode() && isPhoneSilenced()) {
1319            return Presence.Status.DND;
1320        } else if (awayWhenScreenLocked() && isScreenLocked()) {
1321            return Presence.Status.AWAY;
1322        } else {
1323            return Presence.Status.ONLINE;
1324        }
1325    }
1326
1327    public boolean isScreenLocked() {
1328        final KeyguardManager keyguardManager = getSystemService(KeyguardManager.class);
1329        final PowerManager powerManager = getSystemService(PowerManager.class);
1330        final boolean locked = keyguardManager != null && keyguardManager.isKeyguardLocked();
1331        final boolean interactive;
1332        try {
1333            interactive = powerManager != null && powerManager.isInteractive();
1334        } catch (final Exception e) {
1335            return false;
1336        }
1337        return locked || !interactive;
1338    }
1339
1340    private boolean isPhoneSilenced() {
1341        final NotificationManager notificationManager = getSystemService(NotificationManager.class);
1342        final int filter = notificationManager == null ? NotificationManager.INTERRUPTION_FILTER_UNKNOWN : notificationManager.getCurrentInterruptionFilter();
1343        final boolean notificationDnd = filter >= NotificationManager.INTERRUPTION_FILTER_PRIORITY;
1344        final AudioManager audioManager = getSystemService(AudioManager.class);
1345        final int ringerMode = audioManager == null ? AudioManager.RINGER_MODE_NORMAL : audioManager.getRingerMode();
1346        try {
1347            if (treatVibrateAsSilent()) {
1348                return notificationDnd || ringerMode != AudioManager.RINGER_MODE_NORMAL;
1349            } else {
1350                return notificationDnd || ringerMode == AudioManager.RINGER_MODE_SILENT;
1351            }
1352        } catch (final Throwable throwable) {
1353            Log.d(Config.LOGTAG, "platform bug in isPhoneSilenced (" + throwable.getMessage() + ")");
1354            return notificationDnd;
1355        }
1356    }
1357
1358    private void resetAllAttemptCounts(boolean reallyAll, boolean retryImmediately) {
1359        Log.d(Config.LOGTAG, "resetting all attempt counts");
1360        for (Account account : accounts) {
1361            if (account.hasErrorStatus() || reallyAll) {
1362                final XmppConnection connection = account.getXmppConnection();
1363                if (connection != null) {
1364                    connection.resetAttemptCount(retryImmediately);
1365                }
1366            }
1367            if (account.setShowErrorNotification(true)) {
1368                mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1369            }
1370        }
1371        mNotificationService.updateErrorNotification();
1372    }
1373
1374    private void dismissErrorNotifications() {
1375        for (final Account account : this.accounts) {
1376            if (account.hasErrorStatus()) {
1377                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": dismissing error notification");
1378                if (account.setShowErrorNotification(false)) {
1379                    mDatabaseWriterExecutor.execute(() -> databaseBackend.updateAccount(account));
1380                }
1381            }
1382        }
1383    }
1384
1385    private void expireOldMessages() {
1386        expireOldMessages(false);
1387    }
1388
1389    public void expireOldMessages(final boolean resetHasMessagesLeftOnServer) {
1390        mLastExpiryRun.set(SystemClock.elapsedRealtime());
1391        mDatabaseWriterExecutor.execute(() -> {
1392            long timestamp = getAutomaticMessageDeletionDate();
1393            if (timestamp > 0) {
1394                databaseBackend.expireOldMessages(timestamp);
1395                synchronized (XmppConnectionService.this.conversations) {
1396                    for (Conversation conversation : XmppConnectionService.this.conversations) {
1397                        conversation.expireOldMessages(timestamp);
1398                        if (resetHasMessagesLeftOnServer) {
1399                            conversation.messagesLoaded.set(true);
1400                            conversation.setHasMessagesLeftOnServer(true);
1401                        }
1402                    }
1403                }
1404                updateConversationUi();
1405            }
1406        });
1407    }
1408
1409    public boolean hasInternetConnection() {
1410        final ConnectivityManager cm = ContextCompat.getSystemService(this, ConnectivityManager.class);
1411        if (cm == null) {
1412            return true; //if internet connection can not be checked it is probably best to just try
1413        }
1414        try {
1415            if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
1416                final Network activeNetwork = cm.getActiveNetwork();
1417                final NetworkCapabilities capabilities = activeNetwork == null ? null : cm.getNetworkCapabilities(activeNetwork);
1418                return capabilities != null && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
1419            } else {
1420                final NetworkInfo networkInfo = cm.getActiveNetworkInfo();
1421                return networkInfo != null && (networkInfo.isConnected() || networkInfo.getType() == ConnectivityManager.TYPE_ETHERNET);
1422            }
1423        } catch (final RuntimeException e) {
1424            Log.d(Config.LOGTAG, "unable to check for internet connection", e);
1425            return true; //if internet connection can not be checked it is probably best to just try
1426        }
1427    }
1428
1429    @SuppressLint("TrulyRandom")
1430    @Override
1431    public void onCreate() {
1432        com.cheogram.android.AndroidLoggingHandler.reset(new com.cheogram.android.AndroidLoggingHandler());
1433        java.util.logging.Logger.getLogger("").setLevel(java.util.logging.Level.FINEST);
1434        LibIdnXmppStringprep.setup();
1435        emojiSearch = new EmojiSearch(this);
1436        setTheme(R.style.Theme_Conversations3);
1437        ThemeHelper.applyCustomColors(this);
1438        if (Compatibility.runsTwentySix()) {
1439            mNotificationService.initializeChannels();
1440        }
1441        mChannelDiscoveryService.initializeMuclumbusService();
1442        mForceDuringOnCreate.set(Compatibility.runsAndTargetsTwentySix(this));
1443        toggleForegroundService();
1444        this.destroyed = false;
1445        OmemoSetting.load(this);
1446        try {
1447            Security.insertProviderAt(Conscrypt.newProvider(), 1);
1448        } catch (Throwable throwable) {
1449            Log.e(Config.LOGTAG, "unable to initialize security provider", throwable);
1450        }
1451        Resolver.init(this);
1452        updateMemorizingTrustManager();
1453        final int maxMemory = (int) (Runtime.getRuntime().maxMemory() / 1024);
1454        final int cacheSize = maxMemory / 8;
1455        this.mDrawableCache = new LruCache<String, Drawable>(cacheSize) {
1456            @Override
1457            protected int sizeOf(final String key, final Drawable drawable) {
1458                if (drawable instanceof BitmapDrawable) {
1459                    Bitmap bitmap = ((BitmapDrawable) drawable).getBitmap();
1460                    if (bitmap == null) return 1024;
1461
1462                    return bitmap.getByteCount() / 1024;
1463                } else if (drawable instanceof AvatarService.TextDrawable) {
1464                    return 50;
1465                } else {
1466                    return drawable.getIntrinsicWidth() * drawable.getIntrinsicHeight() * 40 / 1024;
1467                }
1468            }
1469        };
1470        if (mLastActivity == 0) {
1471            mLastActivity = getPreferences().getLong(SETTING_LAST_ACTIVITY_TS, System.currentTimeMillis());
1472        }
1473
1474        Log.d(Config.LOGTAG, "initializing database...");
1475        this.databaseBackend = DatabaseBackend.getInstance(getApplicationContext());
1476        Log.d(Config.LOGTAG, "restoring accounts...");
1477        this.accounts = databaseBackend.getAccounts();
1478        for (Account account : this.accounts) {
1479            final int color = getPreferences().getInt("account_color:" + account.getUuid(), 0);
1480            if (color != 0) account.setColor(color);
1481        }
1482        final SharedPreferences.Editor editor = getPreferences().edit();
1483        final boolean hasEnabledAccounts = hasEnabledAccounts();
1484        editor.putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
1485        editor.apply();
1486        toggleSetProfilePictureActivity(hasEnabledAccounts);
1487        reconfigurePushDistributor();
1488
1489        if (CallIntegration.hasSystemFeature(this)) {
1490            CallIntegrationConnectionService.togglePhoneAccountsAsync(this, this.accounts);
1491        }
1492
1493        restoreFromDatabase();
1494
1495        if (QuickConversationsService.isContactListIntegration(this)
1496                && ContextCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS)
1497                        == PackageManager.PERMISSION_GRANTED) {
1498            startContactObserver();
1499        }
1500        FILE_OBSERVER_EXECUTOR.execute(fileBackend::deleteHistoricAvatarPath);
1501        if (Compatibility.hasStoragePermission(this)) {
1502            Log.d(Config.LOGTAG, "starting file observer");
1503            FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::startWatching);
1504            FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1505        }
1506        if (Config.supportOpenPgp()) {
1507            this.pgpServiceConnection = new OpenPgpServiceConnection(this, "org.sufficientlysecure.keychain", new OpenPgpServiceConnection.OnBound() {
1508                @Override
1509                public void onBound(final IOpenPgpService2 service) {
1510                    for (Account account : accounts) {
1511                        final PgpDecryptionService pgp = account.getPgpDecryptionService();
1512                        if (pgp != null) {
1513                            pgp.continueDecryption(true);
1514                        }
1515                    }
1516                }
1517
1518                @Override
1519                public void onError(final Exception exception) {
1520                    Log.e(Config.LOGTAG,"could not bind to OpenKeyChain", exception);
1521                }
1522            });
1523            this.pgpServiceConnection.bindToService();
1524        }
1525
1526        final PowerManager powerManager = getSystemService(PowerManager.class);
1527        if (powerManager != null) {
1528            this.wakeLock =
1529                    powerManager.newWakeLock(
1530                            PowerManager.PARTIAL_WAKE_LOCK, "Conversations:Service");
1531        }
1532
1533        toggleForegroundService();
1534        updateUnreadCountBadge();
1535        toggleScreenEventReceiver();
1536        final IntentFilter systemBroadcastFilter = new IntentFilter();
1537        scheduleNextIdlePing();
1538        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
1539            systemBroadcastFilter.addAction(ConnectivityManager.CONNECTIVITY_ACTION);
1540        }
1541        systemBroadcastFilter.addAction(NotificationManager.ACTION_INTERRUPTION_FILTER_CHANGED);
1542        ContextCompat.registerReceiver(
1543                this,
1544                this.mInternalEventReceiver,
1545                systemBroadcastFilter,
1546                ContextCompat.RECEIVER_NOT_EXPORTED);
1547        final IntentFilter exportedBroadcastFilter = new IntentFilter();
1548        exportedBroadcastFilter.addAction(TorServiceUtils.ACTION_STATUS);
1549        ContextCompat.registerReceiver(
1550                this,
1551                this.mInternalRestrictedEventReceiver,
1552                exportedBroadcastFilter,
1553                ContextCompat.RECEIVER_EXPORTED);
1554        mForceDuringOnCreate.set(false);
1555        toggleForegroundService();
1556        rescanStickers();
1557        cleanupCache();
1558        internalPingExecutor.scheduleAtFixedRate(this::manageAccountConnectionStatesInternal,10,10,TimeUnit.SECONDS);
1559        final SharedPreferences sharedPreferences =
1560                androidx.preference.PreferenceManager.getDefaultSharedPreferences(this);
1561        sharedPreferences.registerOnSharedPreferenceChangeListener(new SharedPreferences.OnSharedPreferenceChangeListener() {
1562            @Override
1563            public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, @Nullable String key) {
1564                Log.d(Config.LOGTAG,"preference '"+key+"' has changed");
1565                if (AppSettings.KEEP_FOREGROUND_SERVICE.equals(key)) {
1566                    toggleForegroundService();
1567                }
1568            }
1569        });
1570    }
1571
1572
1573    private void checkForDeletedFiles() {
1574        if (destroyed) {
1575            Log.d(Config.LOGTAG, "Do not check for deleted files because service has been destroyed");
1576            return;
1577        }
1578        final long start = SystemClock.elapsedRealtime();
1579        final List<DatabaseBackend.FilePathInfo> relativeFilePaths = databaseBackend.getFilePathInfo();
1580        final List<DatabaseBackend.FilePathInfo> changed = new ArrayList<>();
1581        for (final DatabaseBackend.FilePathInfo filePath : relativeFilePaths) {
1582            if (destroyed) {
1583                Log.d(Config.LOGTAG, "Stop checking for deleted files because service has been destroyed");
1584                return;
1585            }
1586            final File file = fileBackend.getFileForPath(filePath.path);
1587            if (filePath.setDeleted(!file.exists())) {
1588                changed.add(filePath);
1589            }
1590        }
1591        final long duration = SystemClock.elapsedRealtime() - start;
1592        Log.d(Config.LOGTAG, "found " + changed.size() + " changed files on start up. total=" + relativeFilePaths.size() + ". (" + duration + "ms)");
1593        if (changed.size() > 0) {
1594            databaseBackend.markFilesAsChanged(changed);
1595            markChangedFiles(changed);
1596        }
1597    }
1598
1599    public void startContactObserver() {
1600        getContentResolver().registerContentObserver(ContactsContract.Contacts.CONTENT_URI, true, new ContentObserver(null) {
1601            @Override
1602            public void onChange(boolean selfChange) {
1603                super.onChange(selfChange);
1604                if (restoredFromDatabaseLatch.getCount() == 0) {
1605                    loadPhoneContacts();
1606                }
1607            }
1608        });
1609    }
1610
1611    @Override
1612    public void onTrimMemory(int level) {
1613        super.onTrimMemory(level);
1614        if (level >= TRIM_MEMORY_COMPLETE) {
1615            Log.d(Config.LOGTAG, "clear cache due to low memory");
1616            getDrawableCache().evictAll();
1617        }
1618    }
1619
1620    @Override
1621    public void onDestroy() {
1622        try {
1623            unregisterReceiver(this.mInternalEventReceiver);
1624            unregisterReceiver(this.mInternalRestrictedEventReceiver);
1625            unregisterReceiver(this.mInternalScreenEventReceiver);
1626        } catch (final IllegalArgumentException e) {
1627            //ignored
1628        }
1629        destroyed = false;
1630        fileObserver.stopWatching();
1631        internalPingExecutor.shutdown();
1632        super.onDestroy();
1633    }
1634
1635    public void restartFileObserver() {
1636        Log.d(Config.LOGTAG, "restarting file observer");
1637        FILE_OBSERVER_EXECUTOR.execute(this.fileObserver::restartWatching);
1638        FILE_OBSERVER_EXECUTOR.execute(this::checkForDeletedFiles);
1639    }
1640
1641    public void toggleScreenEventReceiver() {
1642        if (awayWhenScreenLocked() && !manuallyChangePresence()) {
1643            final IntentFilter filter = new IntentFilter();
1644            filter.addAction(Intent.ACTION_SCREEN_ON);
1645            filter.addAction(Intent.ACTION_SCREEN_OFF);
1646            filter.addAction(Intent.ACTION_USER_PRESENT);
1647            registerReceiver(this.mInternalScreenEventReceiver, filter);
1648        } else {
1649            try {
1650                unregisterReceiver(this.mInternalScreenEventReceiver);
1651            } catch (IllegalArgumentException e) {
1652                //ignored
1653            }
1654        }
1655    }
1656
1657    public void toggleForegroundService() {
1658        toggleForegroundService(false, false);
1659    }
1660
1661    public void setOngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
1662        ongoingCall.set(new OngoingCall(id, media, reconnecting));
1663        toggleForegroundService(false, true);
1664    }
1665
1666    public void removeOngoingCall() {
1667        ongoingCall.set(null);
1668        toggleForegroundService(false, false);
1669    }
1670
1671    private void toggleForegroundService(boolean force, boolean needMic) {
1672        final boolean status;
1673        final OngoingCall ongoing = ongoingCall.get();
1674        final boolean ongoingVideoTranscoding = mOngoingVideoTranscoding.get();
1675        final int id;
1676        if (force
1677                || mForceDuringOnCreate.get()
1678                || ongoingVideoTranscoding
1679                || ongoing != null
1680                || (Compatibility.keepForegroundService(this) && hasEnabledAccounts())) {
1681            if (Compatibility.runsTwentySix()) {
1682                mNotificationService.initializeChannels();
1683            }
1684            final Notification notification;
1685            if (ongoing != null && !diallerIntegrationActive.get()) {
1686                notification = this.mNotificationService.getOngoingCallNotification(ongoing);
1687                id = NotificationService.ONGOING_CALL_NOTIFICATION_ID;
1688                startForegroundOrCatch(id, notification, true);
1689            } else if (ongoingVideoTranscoding) {
1690                notification = this.mNotificationService.getIndeterminateVideoTranscoding();
1691                id = NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID;
1692                startForegroundOrCatch(id, notification, false);
1693            } else {
1694                notification = this.mNotificationService.createForegroundNotification();
1695                id = NotificationService.FOREGROUND_NOTIFICATION_ID;
1696                startForegroundOrCatch(id, notification, needMic || ongoing != null || diallerIntegrationActive.get());
1697            }
1698            mNotificationService.notify(id, notification);
1699            status = true;
1700        } else {
1701            id = 0;
1702            stopForeground(true);
1703            status = false;
1704        }
1705
1706        for (final int toBeRemoved :
1707                Collections2.filter(
1708                        Arrays.asList(
1709                                NotificationService.FOREGROUND_NOTIFICATION_ID,
1710                                NotificationService.ONGOING_CALL_NOTIFICATION_ID,
1711                                NotificationService.ONGOING_VIDEO_TRANSCODING_NOTIFICATION_ID),
1712                        i -> i != id)) {
1713            mNotificationService.cancel(toBeRemoved);
1714        }
1715        Log.d(
1716                Config.LOGTAG,
1717                "ForegroundService: " + (status ? "on" : "off") + ", notification: " + id);
1718    }
1719
1720    private void startForegroundOrCatch(
1721            final int id, final Notification notification, final boolean requireMicrophone) {
1722        try {
1723            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.UPSIDE_DOWN_CAKE) {
1724                final int foregroundServiceType;
1725                if (requireMicrophone
1726                        && ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1727                                == PackageManager.PERMISSION_GRANTED) {
1728                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1729                    Log.d(Config.LOGTAG, "defaulting to microphone foreground service type");
1730                } else if (getSystemService(PowerManager.class)
1731                        .isIgnoringBatteryOptimizations(getPackageName())) {
1732                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SYSTEM_EXEMPTED;
1733                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.RECORD_AUDIO)
1734                        == PackageManager.PERMISSION_GRANTED) {
1735                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE;
1736                } else if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA)
1737                        == PackageManager.PERMISSION_GRANTED) {
1738                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_CAMERA;
1739                } else {
1740                    foregroundServiceType = ServiceInfo.FOREGROUND_SERVICE_TYPE_SPECIAL_USE;
1741                    Log.w(Config.LOGTAG, "falling back to special use foreground service type");
1742                }
1743
1744                startForeground(id, notification, foregroundServiceType);
1745            } else {
1746                startForeground(id, notification);
1747            }
1748        } catch (final IllegalStateException | SecurityException e) {
1749            Log.e(Config.LOGTAG, "Could not start foreground service", e);
1750        }
1751    }
1752
1753    public boolean foregroundNotificationNeedsUpdatingWhenErrorStateChanges() {
1754        return !mOngoingVideoTranscoding.get() && ongoingCall.get() == null && Compatibility.keepForegroundService(this) && hasEnabledAccounts();
1755    }
1756
1757    @Override
1758    public void onTaskRemoved(final Intent rootIntent) {
1759        super.onTaskRemoved(rootIntent);
1760        if ((Compatibility.keepForegroundService(this) && hasEnabledAccounts()) || mOngoingVideoTranscoding.get() || ongoingCall.get() != null) {
1761            Log.d(Config.LOGTAG, "ignoring onTaskRemoved because foreground service is activated");
1762        } else {
1763            this.logoutAndSave(false);
1764        }
1765    }
1766
1767    private void logoutAndSave(boolean stop) {
1768        int activeAccounts = 0;
1769        for (final Account account : accounts) {
1770            if (account.isConnectionEnabled()) {
1771                databaseBackend.writeRoster(account.getRoster());
1772                activeAccounts++;
1773            }
1774            if (account.getXmppConnection() != null) {
1775                new Thread(() -> disconnect(account, false)).start();
1776            }
1777        }
1778        if (stop || activeAccounts == 0) {
1779            Log.d(Config.LOGTAG, "good bye");
1780            stopSelf();
1781        }
1782    }
1783
1784    private void schedulePostConnectivityChange() {
1785        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1786        if (alarmManager == null) {
1787            return;
1788        }
1789        final long triggerAtMillis = SystemClock.elapsedRealtime() + (Config.POST_CONNECTIVITY_CHANGE_PING_INTERVAL * 1000);
1790        final Intent intent = new Intent(this, SystemEventReceiver.class);
1791        intent.setAction(ACTION_POST_CONNECTIVITY_CHANGE);
1792        try {
1793            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 1, intent, s()
1794                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1795                    : PendingIntent.FLAG_UPDATE_CURRENT);
1796            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
1797                alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1798            } else {
1799                alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, triggerAtMillis, pendingIntent);
1800            }
1801        } catch (RuntimeException e) {
1802            Log.e(Config.LOGTAG, "unable to schedule alarm for post connectivity change", e);
1803        }
1804    }
1805
1806    public void scheduleWakeUpCall(final int seconds, final int requestCode) {
1807        final long timeToWake = SystemClock.elapsedRealtime() + (seconds < 0 ? 1 : seconds + 1) * 1000L;
1808        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1809        if (alarmManager == null) {
1810            return;
1811        }
1812        final Intent intent = new Intent(this, SystemEventReceiver.class);
1813        intent.setAction(ACTION_PING);
1814        try {
1815            final PendingIntent pendingIntent =
1816                    PendingIntent.getBroadcast(
1817                            this, requestCode, intent, PendingIntent.FLAG_IMMUTABLE);
1818            alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1819        } catch (RuntimeException e) {
1820            Log.e(Config.LOGTAG, "unable to schedule alarm for ping", e);
1821        }
1822    }
1823
1824    @TargetApi(Build.VERSION_CODES.M)
1825    private void scheduleNextIdlePing() {
1826        long timeUntilWake = Config.IDLE_PING_INTERVAL * 1000;
1827        final var now = System.currentTimeMillis();
1828        for (final var message : mScheduledMessages.values()) {
1829            if (message.getTimeSent() <= now) continue; // Just in case
1830            if (message.getTimeSent() - now < timeUntilWake) timeUntilWake = message.getTimeSent() - now;
1831        }
1832        final var timeToWake = SystemClock.elapsedRealtime() + timeUntilWake;
1833        final AlarmManager alarmManager = (AlarmManager) getSystemService(Context.ALARM_SERVICE);
1834        if (alarmManager == null) {
1835            Log.d(Config.LOGTAG, "no alarm manager?");
1836            return;
1837        }
1838        final Intent intent = new Intent(this, SystemEventReceiver.class);
1839        intent.setAction(ACTION_IDLE_PING);
1840        try {
1841            final PendingIntent pendingIntent = PendingIntent.getBroadcast(this, 0, intent, s()
1842                    ? PendingIntent.FLAG_IMMUTABLE | PendingIntent.FLAG_UPDATE_CURRENT
1843                    : PendingIntent.FLAG_UPDATE_CURRENT);
1844            alarmManager.setAndAllowWhileIdle(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingIntent);
1845        } catch (RuntimeException e) {
1846            Log.d(Config.LOGTAG, "unable to schedule alarm for idle ping", e);
1847        }
1848    }
1849
1850    public XmppConnection createConnection(final Account account) {
1851        final XmppConnection connection = new XmppConnection(account, this);
1852        connection.setOnStatusChangedListener(this.statusListener);
1853        connection.setOnJinglePacketReceivedListener((mJingleConnectionManager::deliverPacket));
1854        connection.setOnMessageAcknowledgeListener(this.mOnMessageAcknowledgedListener);
1855        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mMessageArchiveService);
1856        connection.addOnAdvancedStreamFeaturesAvailableListener(this.mAvatarService);
1857        AxolotlService axolotlService = account.getAxolotlService();
1858        if (axolotlService != null) {
1859            connection.addOnAdvancedStreamFeaturesAvailableListener(axolotlService);
1860        }
1861        return connection;
1862    }
1863
1864    public void sendChatState(Conversation conversation) {
1865        if (sendChatStates()) {
1866            final var packet = mMessageGenerator.generateChatState(conversation);
1867            sendMessagePacket(conversation.getAccount(), packet);
1868        }
1869    }
1870
1871    private void sendFileMessage(final Message message, final boolean delay) {
1872        Log.d(Config.LOGTAG, "send file message");
1873        final Account account = message.getConversation().getAccount();
1874        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
1875                || message.getConversation().getMode() == Conversation.MODE_MULTI) {
1876            mHttpConnectionManager.createNewUploadConnection(message, delay);
1877        } else {
1878            mJingleConnectionManager.startJingleFileTransfer(message);
1879        }
1880    }
1881
1882    public void sendMessage(final Message message) {
1883        sendMessage(message, false, false, false);
1884    }
1885
1886    private void sendMessage(final Message message, final boolean resend, final boolean previewedLinks, final boolean delay) {
1887        final Account account = message.getConversation().getAccount();
1888        if (account.setShowErrorNotification(true)) {
1889            databaseBackend.updateAccount(account);
1890            mNotificationService.updateErrorNotification();
1891        }
1892        final Conversation conversation = (Conversation) message.getConversation();
1893        account.deactivateGracePeriod();
1894
1895
1896        if (QuickConversationsService.isQuicksy() && conversation.getMode() == Conversation.MODE_SINGLE) {
1897            final Contact contact = conversation.getContact();
1898            if (!contact.showInRoster() && contact.getOption(Contact.Options.SYNCED_VIA_OTHER)) {
1899                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": adding " + contact.getJid() + " on sending message");
1900                createContact(contact, true);
1901            }
1902        }
1903
1904        im.conversations.android.xmpp.model.stanza.Message packet = null;
1905        final boolean addToConversation = !message.edited() && message.getRawBody() != null;
1906        boolean saveInDb = addToConversation;
1907        message.setStatus(Message.STATUS_WAITING);
1908
1909        if (message.getEncryption() != Message.ENCRYPTION_NONE && conversation.getMode() == Conversation.MODE_MULTI && conversation.isPrivateAndNonAnonymous()) {
1910            if (conversation.setAttribute(Conversation.ATTRIBUTE_FORMERLY_PRIVATE_NON_ANONYMOUS, true)) {
1911                databaseBackend.updateConversation(conversation);
1912            }
1913        }
1914
1915        final boolean inProgressJoin = isJoinInProgress(conversation);
1916
1917        if (message.getCounterpart() == null && !message.isPrivateMessage()) {
1918            message.setCounterpart(message.getConversation().getJid().asBareJid());
1919        }
1920
1921        boolean waitForPreview = false;
1922        if (getPreferences().getBoolean("send_link_previews", true) && !previewedLinks && !message.needsUploading() && message.getEncryption() != Message.ENCRYPTION_AXOLOTL) {
1923            message.clearLinkDescriptions();
1924            final List<URI> links = message.getLinks();
1925            if (!links.isEmpty()) {
1926                waitForPreview = true;
1927                if (account.isOnlineAndConnected()) {
1928                    FILE_ATTACHMENT_EXECUTOR.execute(() -> {
1929                        for (URI link : links) {
1930                            if ("https".equals(link.getScheme())) {
1931                                try {
1932                                    HttpUrl url = HttpUrl.parse(link.toString());
1933                                    OkHttpClient http = getHttpConnectionManager().buildHttpClient(url, account, 5, false);
1934                                    okhttp3.Response response = http.newCall(new okhttp3.Request.Builder().url(url).head().build()).execute();
1935                                    final String mimeType = response.header("Content-Type") == null ? "" : response.header("Content-Type");
1936                                    final boolean image = mimeType.startsWith("image/");
1937                                    final boolean audio = mimeType.startsWith("audio/");
1938                                    final boolean video = mimeType.startsWith("video/");
1939                                    final boolean pdf = mimeType.equals("application/pdf");
1940                                    final boolean html = mimeType.startsWith("text/html") || mimeType.startsWith("application/xhtml+xml");
1941                                    if (response.isSuccessful() && (image || audio || video || pdf)) {
1942                                        Message.FileParams params = message.getFileParams();
1943                                        params.url = url.toString();
1944                                        if (response.header("Content-Length") != null) params.size = Long.parseLong(response.header("Content-Length"), 10);
1945                                        if (!Message.configurePrivateFileMessage(message)) {
1946                                            message.setType(image ? Message.TYPE_IMAGE : Message.TYPE_FILE);
1947                                        }
1948                                        params.setName(HttpConnectionManager.extractFilenameFromResponse(response));
1949
1950                                        if (link.toString().equals(message.getRawBody())) {
1951                                            Element fallback = new Element("fallback", "urn:xmpp:fallback:0").setAttribute("for", Namespace.OOB);
1952                                            fallback.addChild("body", "urn:xmpp:fallback:0");
1953                                            message.addPayload(fallback);
1954                                        } else if (message.getRawBody().indexOf(link.toString()) >= 0) {
1955                                            // Part of the real body, not just a fallback
1956                                            Element fallback = new Element("fallback", "urn:xmpp:fallback:0").setAttribute("for", Namespace.OOB);
1957                                            fallback.addChild("body", "urn:xmpp:fallback:0")
1958                                                .setAttribute("start", "0")
1959                                                .setAttribute("end", "0");
1960                                            message.addPayload(fallback);
1961                                        }
1962
1963                                        final int encryption = message.getEncryption();
1964                                        getHttpConnectionManager().createNewDownloadConnection(message, false, (file) -> {
1965                                            message.setEncryption(encryption);
1966                                            synchronized (message.getConversation()) {
1967                                                if (message.getStatus() == Message.STATUS_WAITING) sendMessage(message, true, true, false);
1968                                            }
1969                                        });
1970                                        return;
1971                                    } else if (response.isSuccessful() && html) {
1972                                        Semaphore waiter = new Semaphore(0);
1973                                        OpenGraphParser.Builder openGraphBuilder = new OpenGraphParser.Builder(new OpenGraphCallback() {
1974                                            @Override
1975                                            public void onPostResponse(OpenGraphResult result) {
1976                                                Element rdf = new Element("Description", "http://www.w3.org/1999/02/22-rdf-syntax-ns#");
1977                                                rdf.setAttribute("xmlns:rdf", "http://www.w3.org/1999/02/22-rdf-syntax-ns#");
1978                                                rdf.setAttribute("rdf:about", link.toString());
1979                                                if (result.getTitle() != null && !"".equals(result.getTitle())) {
1980                                                    rdf.addChild("title", "https://ogp.me/ns#").setContent(result.getTitle());
1981                                                }
1982                                                if (result.getDescription() != null && !"".equals(result.getDescription())) {
1983                                                    rdf.addChild("description", "https://ogp.me/ns#").setContent(result.getDescription());
1984                                                }
1985                                                if (result.getUrl() != null) {
1986                                                    rdf.addChild("url", "https://ogp.me/ns#").setContent(result.getUrl());
1987                                                }
1988                                                if (result.getImage() != null) {
1989                                                    rdf.addChild("image", "https://ogp.me/ns#").setContent(result.getImage());
1990                                                }
1991                                                if (result.getType() != null) {
1992                                                    rdf.addChild("type", "https://ogp.me/ns#").setContent(result.getType());
1993                                                }
1994                                                if (result.getSiteName() != null) {
1995                                                    rdf.addChild("site_name", "https://ogp.me/ns#").setContent(result.getSiteName());
1996                                                }
1997                                                if (result.getVideo() != null) {
1998                                                    rdf.addChild("video", "https://ogp.me/ns#").setContent(result.getVideo());
1999                                                }
2000                                                message.addPayload(rdf);
2001                                                waiter.release();
2002                                            }
2003
2004                                            public void onError(String error) {
2005                                                waiter.release();
2006                                            }
2007                                        })
2008                                            .showNullOnEmpty(true)
2009                                            .maxBodySize(90000)
2010                                            .timeout(5000);
2011                                        if (useTorToConnect()) {
2012                                            openGraphBuilder = openGraphBuilder.jsoupProxy(new JsoupProxy("127.0.0.1", 8118));
2013                                        }
2014                                        openGraphBuilder.build().parse(link.toString());
2015                                        waiter.tryAcquire(10L, TimeUnit.SECONDS);
2016                                    }
2017                                } catch (final IOException | InterruptedException e) {  }
2018                            }
2019                        }
2020                        synchronized (message.getConversation()) {
2021                            if (message.getStatus() == Message.STATUS_WAITING) sendMessage(message, true, true, false);
2022                        }
2023                    });
2024                }
2025            }
2026        }
2027
2028        if (account.isOnlineAndConnected() && !inProgressJoin && !waitForPreview && message.getTimeSent() <= System.currentTimeMillis()) {
2029            switch (message.getEncryption()) {
2030                case Message.ENCRYPTION_NONE:
2031                    if (message.needsUploading()) {
2032                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
2033                                || conversation.getMode() == Conversation.MODE_MULTI
2034                                || message.fixCounterpart()) {
2035                            this.sendFileMessage(message, delay);
2036                        } else {
2037                            break;
2038                        }
2039                    } else {
2040                        packet = mMessageGenerator.generateChat(message);
2041                    }
2042                    break;
2043                case Message.ENCRYPTION_PGP:
2044                case Message.ENCRYPTION_DECRYPTED:
2045                    if (message.needsUploading()) {
2046                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
2047                                || conversation.getMode() == Conversation.MODE_MULTI
2048                                || message.fixCounterpart()) {
2049                            this.sendFileMessage(message, delay);
2050                        } else {
2051                            break;
2052                        }
2053                    } else {
2054                        packet = mMessageGenerator.generatePgpChat(message);
2055                    }
2056                    break;
2057                case Message.ENCRYPTION_AXOLOTL:
2058                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
2059                    if (message.needsUploading()) {
2060                        if (account.httpUploadAvailable(fileBackend.getFile(message, false).getSize())
2061                                || conversation.getMode() == Conversation.MODE_MULTI
2062                                || message.fixCounterpart()) {
2063                            this.sendFileMessage(message, delay);
2064                        } else {
2065                            break;
2066                        }
2067                    } else {
2068                        XmppAxolotlMessage axolotlMessage = account.getAxolotlService().fetchAxolotlMessageFromCache(message);
2069                        if (axolotlMessage == null) {
2070                            account.getAxolotlService().preparePayloadMessage(message, delay);
2071                        } else {
2072                            packet = mMessageGenerator.generateAxolotlChat(message, axolotlMessage);
2073                        }
2074                    }
2075                    break;
2076
2077            }
2078            if (packet != null) {
2079                if (account.getXmppConnection().getFeatures().sm()
2080                        || (conversation.getMode() == Conversation.MODE_MULTI && message.getCounterpart().isBareJid())) {
2081                    message.setStatus(Message.STATUS_UNSEND);
2082                } else {
2083                    message.setStatus(Message.STATUS_SEND);
2084                }
2085            }
2086        } else {
2087            switch (message.getEncryption()) {
2088                case Message.ENCRYPTION_DECRYPTED:
2089                    if (!message.needsUploading()) {
2090                        String pgpBody = message.getEncryptedBody();
2091                        String decryptedBody = message.getBody();
2092                        message.setBody(pgpBody); //TODO might throw NPE
2093                        message.setEncryption(Message.ENCRYPTION_PGP);
2094                        if (message.edited()) {
2095                            message.setBody(decryptedBody);
2096                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
2097                            if (!databaseBackend.updateMessage(message, message.getEditedId())) {
2098                                Log.e(Config.LOGTAG, "error updated message in DB after edit");
2099                            }
2100                            updateConversationUi();
2101                            return;
2102                        } else {
2103                            databaseBackend.createMessage(message);
2104                            saveInDb = false;
2105                            message.setBody(decryptedBody);
2106                            message.setEncryption(Message.ENCRYPTION_DECRYPTED);
2107                        }
2108                    }
2109                    break;
2110                case Message.ENCRYPTION_AXOLOTL:
2111                    message.setFingerprint(account.getAxolotlService().getOwnFingerprint());
2112                    break;
2113            }
2114        }
2115
2116        synchronized (mScheduledMessages) {
2117            if (message.getTimeSent() > System.currentTimeMillis()) {
2118                mScheduledMessages.put(message.getUuid(), message);
2119                scheduleNextIdlePing();
2120            } else {
2121                mScheduledMessages.remove(message.getUuid());
2122            }
2123        }
2124
2125        boolean mucMessage = conversation.getMode() == Conversation.MODE_MULTI && !message.isPrivateMessage();
2126        if (mucMessage) {
2127            message.setCounterpart(conversation.getMucOptions().getSelf().getFullJid());
2128        }
2129
2130        if (resend) {
2131            if (packet != null && addToConversation) {
2132                if (account.getXmppConnection().getFeatures().sm() || mucMessage) {
2133                    markMessage(message, Message.STATUS_UNSEND);
2134                } else {
2135                    markMessage(message, Message.STATUS_SEND);
2136                }
2137            }
2138        } else {
2139            if (addToConversation) {
2140                conversation.add(message);
2141            }
2142            if (saveInDb) {
2143                databaseBackend.createMessage(message);
2144            } else if (message.edited()) {
2145                if (!databaseBackend.updateMessage(message, message.getEditedId())) {
2146                    Log.e(Config.LOGTAG, "error updated message in DB after edit");
2147                }
2148            }
2149            updateConversationUi();
2150        }
2151        if (packet != null) {
2152            if (delay) {
2153                mMessageGenerator.addDelay(packet, message.getTimeSent());
2154            }
2155            if (conversation.setOutgoingChatState(Config.DEFAULT_CHAT_STATE)) {
2156                if (this.sendChatStates()) {
2157                    packet.addChild(ChatState.toElement(conversation.getOutgoingChatState()));
2158                }
2159            }
2160            sendMessagePacket(account, packet);
2161            if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.hasCustomEmoji()) {
2162                if (message.getConversation() instanceof Conversation) presenceToMuc((Conversation) message.getConversation());
2163            }
2164        }
2165    }
2166
2167    private boolean isJoinInProgress(final Conversation conversation) {
2168        final Account account = conversation.getAccount();
2169        synchronized (account.inProgressConferenceJoins) {
2170            if (conversation.getMode() == Conversational.MODE_MULTI) {
2171                final boolean inProgress = account.inProgressConferenceJoins.contains(conversation);
2172                final boolean pending = account.pendingConferenceJoins.contains(conversation);
2173                final boolean inProgressJoin = inProgress || pending;
2174                if (inProgressJoin) {
2175                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": holding back message to group. inProgress=" + inProgress + ", pending=" + pending);
2176                }
2177                return inProgressJoin;
2178            } else {
2179                return false;
2180            }
2181        }
2182    }
2183
2184    private void sendUnsentMessages(final Conversation conversation) {
2185        synchronized (conversation) {
2186            conversation.findWaitingMessages(message -> resendMessage(message, true));
2187        }
2188    }
2189
2190    public void resendMessage(final Message message, final boolean delay) {
2191        sendMessage(message, true, false, delay);
2192    }
2193
2194    public void resendMessage(final Message message, final boolean delay, final boolean previewedLinks) {
2195        sendMessage(message, true, previewedLinks, delay);
2196    }
2197
2198    public Pair<Account,Account> onboardingIncomplete() {
2199        if (getAccounts().size() != 2) return null;
2200        Account onboarding = null;
2201        Account newAccount = null;
2202        for (final Account account : getAccounts()) {
2203            if (account.getJid().getDomain().equals(Config.ONBOARDING_DOMAIN)) {
2204                onboarding = account;
2205            } else {
2206                newAccount = account;
2207            }
2208        }
2209
2210        if (onboarding != null && newAccount != null) {
2211            return new Pair<>(onboarding, newAccount);
2212        }
2213
2214        return null;
2215    }
2216
2217    public boolean isOnboarding() {
2218        return getAccounts().size() == 1 && getAccounts().get(0).getJid().getDomain().equals(Config.ONBOARDING_DOMAIN);
2219    }
2220
2221    public void requestEasyOnboardingInvite(final Account account, final EasyOnboardingInvite.OnInviteRequested callback) {
2222        final XmppConnection connection = account.getXmppConnection();
2223        final Jid jid = connection == null ? null : connection.getJidForCommand(Namespace.EASY_ONBOARDING_INVITE);
2224        if (jid == null) {
2225            callback.inviteRequestFailed(getString(R.string.server_does_not_support_easy_onboarding_invites));
2226            return;
2227        }
2228        final Iq request = new Iq(Iq.Type.SET);
2229        request.setTo(jid);
2230        final Element command = request.addChild("command", Namespace.COMMANDS);
2231        command.setAttribute("node", Namespace.EASY_ONBOARDING_INVITE);
2232        command.setAttribute("action", "execute");
2233        sendIqPacket(account, request, (response) -> {
2234            if (response.getType() == Iq.Type.RESULT) {
2235                final Element resultCommand = response.findChild("command", Namespace.COMMANDS);
2236                final Element x = resultCommand == null ? null : resultCommand.findChild("x", Namespace.DATA);
2237                if (x != null) {
2238                    final Data data = Data.parse(x);
2239                    final String uri = data.getValue("uri");
2240                    final String landingUrl = data.getValue("landing-url");
2241                    if (uri != null) {
2242                        final EasyOnboardingInvite invite = new EasyOnboardingInvite(jid.getDomain().toEscapedString(), uri, landingUrl);
2243                        callback.inviteRequested(invite);
2244                        return;
2245                    }
2246                }
2247                callback.inviteRequestFailed(getString(R.string.unable_to_parse_invite));
2248                Log.d(Config.LOGTAG, response.toString());
2249            } else if (response.getType() == Iq.Type.ERROR) {
2250                callback.inviteRequestFailed(IqParser.errorMessage(response));
2251            } else {
2252                callback.inviteRequestFailed(getString(R.string.remote_server_timeout));
2253            }
2254        });
2255
2256    }
2257
2258    public void fetchBookmarks(final Account account) {
2259        final Iq iqPacket = new Iq(Iq.Type.GET);
2260        final Element query = iqPacket.query("jabber:iq:private");
2261        query.addChild("storage", Namespace.BOOKMARKS);
2262        final Consumer<Iq> callback = (response) -> {
2263            if (response.getType() == Iq.Type.RESULT) {
2264                final Element query1 = response.query();
2265                final Element storage = query1.findChild("storage", "storage:bookmarks");
2266                Map<Jid, Bookmark> bookmarks = Bookmark.parseFromStorage(storage, account);
2267                processBookmarksInitial(account, bookmarks, false);
2268            } else {
2269                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not fetch bookmarks");
2270            }
2271        };
2272        sendIqPacket(account, iqPacket, callback);
2273    }
2274
2275    public void fetchBookmarks2(final Account account) {
2276        final Iq retrieve = mIqGenerator.retrieveBookmarks();
2277        sendIqPacket(account, retrieve, (response) -> {
2278            if (response.getType() == Iq.Type.RESULT) {
2279                final Element pubsub = response.findChild("pubsub", Namespace.PUBSUB);
2280                final Map<Jid, Bookmark> bookmarks = Bookmark.parseFromPubSub(pubsub, account);
2281                processBookmarksInitial(account, bookmarks, true);
2282            }
2283        });
2284    }
2285
2286    public void fetchMessageDisplayedSynchronization(final Account account) {
2287        Log.d(Config.LOGTAG, account.getJid() + ": retrieve mds");
2288        final var retrieve = mIqGenerator.retrieveMds();
2289        sendIqPacket(
2290                account,
2291                retrieve,
2292                (response) -> {
2293                    if (response.getType() != Iq.Type.RESULT) {
2294                        return;
2295                    }
2296                    final var pubSub = response.findChild("pubsub", Namespace.PUBSUB);
2297                    final Element items = pubSub == null ? null : pubSub.findChild("items");
2298                    if (items == null
2299                            || !Namespace.MDS_DISPLAYED.equals(items.getAttribute("node"))) {
2300                        return;
2301                    }
2302                    for (final Element child : items.getChildren()) {
2303                        if ("item".equals(child.getName())) {
2304                            processMdsItem(account, child);
2305                        }
2306                    }
2307                });
2308    }
2309
2310    public void processMdsItem(final Account account, final Element item) {
2311        final Jid jid =
2312                item == null ? null : InvalidJid.getNullForInvalid(item.getAttributeAsJid("id"));
2313        if (jid == null) {
2314            return;
2315        }
2316        final Element displayed = item.findChild("displayed", Namespace.MDS_DISPLAYED);
2317        final Element stanzaId =
2318                displayed == null ? null : displayed.findChild("stanza-id", Namespace.STANZA_IDS);
2319        final String id = stanzaId == null ? null : stanzaId.getAttribute("id");
2320        final Conversation conversation = find(account, jid);
2321        if (id != null && conversation != null) {
2322            conversation.setDisplayState(id);
2323            markReadUpToStanzaId(conversation, id);
2324        }
2325    }
2326
2327    public void markReadUpToStanzaId(final Conversation conversation, final String stanzaId) {
2328        final Message message = conversation.findMessageWithServerMsgId(stanzaId);
2329        if (message == null) { // do we want to check if isRead?
2330            return;
2331        }
2332        markReadUpTo(conversation, message);
2333    }
2334
2335    public void markReadUpTo(final Conversation conversation, final Message message) {
2336        final boolean isDismissNotification = isDismissNotification(message);
2337        final var uuid = message.getUuid();
2338        Log.d(
2339                Config.LOGTAG,
2340                conversation.getAccount().getJid().asBareJid()
2341                        + ": mark "
2342                        + conversation.getJid().asBareJid()
2343                        + " as read up to "
2344                        + uuid);
2345        markRead(conversation, uuid, isDismissNotification);
2346    }
2347
2348    private static boolean isDismissNotification(final Message message) {
2349        Message next = message.next();
2350        while (next != null) {
2351            if (message.getStatus() == Message.STATUS_RECEIVED) {
2352                return false;
2353            }
2354            next = next.next();
2355        }
2356        return true;
2357    }
2358
2359    public void processBookmarksInitial(final Account account, final Map<Jid, Bookmark> bookmarks, final boolean pep) {
2360        final Set<Jid> previousBookmarks = account.getBookmarkedJids();
2361        for (final Bookmark bookmark : bookmarks.values()) {
2362            previousBookmarks.remove(bookmark.getJid().asBareJid());
2363            processModifiedBookmark(bookmark, pep);
2364        }
2365        if (pep) {
2366            processDeletedBookmarks(account, previousBookmarks);
2367        }
2368        account.setBookmarks(bookmarks);
2369    }
2370
2371    public void processDeletedBookmarks(final Account account, final Collection<Jid> bookmarks) {
2372        Log.d(
2373                Config.LOGTAG,
2374                account.getJid().asBareJid()
2375                        + ": "
2376                        + bookmarks.size()
2377                        + " bookmarks have been removed");
2378        for (final Jid bookmark : bookmarks) {
2379            processDeletedBookmark(account, bookmark);
2380        }
2381    }
2382
2383    public void processDeletedBookmark(final Account account, final Jid jid) {
2384        final Conversation conversation = find(account, jid);
2385        if (conversation == null) {
2386            return;
2387        }
2388        Log.d(
2389                Config.LOGTAG,
2390                account.getJid().asBareJid() + ": archiving MUC " + jid + " after PEP update");
2391        archiveConversation(conversation, false);
2392    }
2393
2394    private void processModifiedBookmark(final Bookmark bookmark, final boolean pep) {
2395        final Account account = bookmark.getAccount();
2396        Conversation conversation = find(bookmark);
2397        if (conversation != null) {
2398            if (conversation.getMode() != Conversation.MODE_MULTI) {
2399                return;
2400            }
2401            bookmark.setConversation(conversation);
2402            if (pep && !bookmark.autojoin()) {
2403                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conference (" + conversation.getJid() + ") after receiving pep");
2404                archiveConversation(conversation, false);
2405            } else {
2406                final MucOptions mucOptions = conversation.getMucOptions();
2407                if (mucOptions.getError() == MucOptions.Error.NICK_IN_USE) {
2408                    final String current = mucOptions.getActualNick();
2409                    final String proposed = mucOptions.getProposedNick();
2410                    if (current != null && !current.equals(proposed)) {
2411                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": proposed nick changed after bookmark push " + current + "->" + proposed);
2412                        joinMuc(conversation);
2413                    }
2414                }
2415            }
2416        } else if (bookmark.autojoin()) {
2417            conversation = findOrCreateConversation(account, bookmark.getFullJid(), true, true, false);
2418            bookmark.setConversation(conversation);
2419        }
2420    }
2421
2422    public void processModifiedBookmark(final Bookmark bookmark) {
2423        processModifiedBookmark(bookmark, true);
2424    }
2425
2426    public void createBookmark(final Account account, final Bookmark bookmark) {
2427        account.putBookmark(bookmark);
2428        final XmppConnection connection = account.getXmppConnection();
2429        if (connection == null) {
2430            Log.d(Config.LOGTAG, account.getJid().asBareJid()+": no connection. ignoring bookmark creation");
2431        } else if (connection.getFeatures().bookmarks2()) {
2432            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": pushing bookmark via Bookmarks 2");
2433            final Element item = mIqGenerator.publishBookmarkItem(bookmark);
2434            pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS2, item, bookmark.getJid().asBareJid().toEscapedString(), PublishOptions.persistentWhitelistAccessMaxItems());
2435        } else if (connection.getFeatures().bookmarksConversion()) {
2436            pushBookmarksPep(account);
2437        } else {
2438            pushBookmarksPrivateXml(account);
2439        }
2440    }
2441
2442    public void deleteBookmark(final Account account, final Bookmark bookmark) {
2443        if (bookmark.getJid().toString().equals("discuss@conference.soprani.ca")) {
2444            getPreferences().edit().putBoolean("cheogram_sopranica_bookmark_deleted", true).apply();
2445        }
2446        account.removeBookmark(bookmark);
2447        final XmppConnection connection = account.getXmppConnection();
2448        if (connection == null) return;
2449
2450        if (connection.getFeatures().bookmarks2()) {
2451            final Iq request = mIqGenerator.deleteItem(Namespace.BOOKMARKS2, bookmark.getJid().asBareJid().toEscapedString());
2452            Log.d(Config.LOGTAG,account.getJid().asBareJid() + ": removing bookmark via Bookmarks 2");
2453            sendIqPacket(account, request, (response) -> {
2454                if (response.getType() == Iq.Type.ERROR) {
2455                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete bookmark " + response.getErrorCondition());
2456                }
2457            });
2458        } else if (connection.getFeatures().bookmarksConversion()) {
2459            pushBookmarksPep(account);
2460        } else {
2461            pushBookmarksPrivateXml(account);
2462        }
2463    }
2464
2465    private void pushBookmarksPrivateXml(Account account) {
2466        if (!account.areBookmarksLoaded()) return;
2467
2468        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via private xml");
2469        final Iq iqPacket = new Iq(Iq.Type.SET);
2470        Element query = iqPacket.query("jabber:iq:private");
2471        Element storage = query.addChild("storage", "storage:bookmarks");
2472        for (final Bookmark bookmark : account.getBookmarks()) {
2473            storage.addChild(bookmark);
2474        }
2475        sendIqPacket(account, iqPacket, mDefaultIqHandler);
2476    }
2477
2478    private void pushBookmarksPep(Account account) {
2479        if (!account.areBookmarksLoaded()) return;
2480
2481        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": pushing bookmarks via pep");
2482        final Element storage = new Element("storage", "storage:bookmarks");
2483        for (final Bookmark bookmark : account.getBookmarks()) {
2484            storage.addChild(bookmark);
2485        }
2486        pushNodeAndEnforcePublishOptions(account, Namespace.BOOKMARKS, storage, "current", PublishOptions.persistentWhitelistAccess());
2487
2488    }
2489
2490    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options) {
2491        pushNodeAndEnforcePublishOptions(account, node, element, id, options, true);
2492
2493    }
2494
2495    private void pushNodeAndEnforcePublishOptions(final Account account, final String node, final Element element, final String id, final Bundle options, final boolean retry) {
2496        final Iq packet = mIqGenerator.publishElement(node, element, id, options);
2497        sendIqPacket(account, packet, (response) -> {
2498            if (response.getType() == Iq.Type.RESULT) {
2499                return;
2500            }
2501            if (retry && PublishOptions.preconditionNotMet(response)) {
2502                pushNodeConfiguration(account, node, options, new OnConfigurationPushed() {
2503                    @Override
2504                    public void onPushSucceeded() {
2505                        pushNodeAndEnforcePublishOptions(account, node, element, id, options, false);
2506                    }
2507
2508                    @Override
2509                    public void onPushFailed() {
2510                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to push node configuration (" + node + ")");
2511                    }
2512                });
2513            } else {
2514                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": error publishing "+node+" (retry=" + retry + ") " + response);
2515            }
2516        });
2517    }
2518
2519    private void restoreFromDatabase() {
2520        synchronized (this.conversations) {
2521            final Map<String, Account> accountLookupTable = new Hashtable<>();
2522            for (Account account : this.accounts) {
2523                accountLookupTable.put(account.getUuid(), account);
2524            }
2525            Log.d(Config.LOGTAG, "restoring conversations...");
2526            final long startTimeConversationsRestore = SystemClock.elapsedRealtime();
2527            this.conversations.addAll(databaseBackend.getConversations(Conversation.STATUS_AVAILABLE));
2528            for (Iterator<Conversation> iterator = conversations.listIterator(); iterator.hasNext(); ) {
2529                Conversation conversation = iterator.next();
2530                Account account = accountLookupTable.get(conversation.getAccountUuid());
2531                if (account != null) {
2532                    conversation.setAccount(account);
2533                } else {
2534                    Log.e(Config.LOGTAG, "unable to restore Conversations with " + conversation.getJid());
2535                    conversations.remove(conversation);
2536                }
2537            }
2538            long diffConversationsRestore = SystemClock.elapsedRealtime() - startTimeConversationsRestore;
2539            Log.d(Config.LOGTAG, "finished restoring conversations in " + diffConversationsRestore + "ms");
2540            Runnable runnable = () -> {
2541                if (DatabaseBackend.requiresMessageIndexRebuild()) {
2542                    DatabaseBackend.getInstance(this).rebuildMessagesIndex();
2543                }
2544                mutedMucUsers = databaseBackend.loadMutedMucUsers();
2545                final long deletionDate = getAutomaticMessageDeletionDate();
2546                mLastExpiryRun.set(SystemClock.elapsedRealtime());
2547                if (deletionDate > 0) {
2548                    Log.d(Config.LOGTAG, "deleting messages that are older than " + AbstractGenerator.getTimestamp(deletionDate));
2549                    databaseBackend.expireOldMessages(deletionDate);
2550                }
2551                Log.d(Config.LOGTAG, "restoring roster...");
2552                for (final Account account : accounts) {
2553                    databaseBackend.readRoster(account.getRoster());
2554                    account.initAccountServices(XmppConnectionService.this); //roster needs to be loaded at this stage
2555                }
2556                getDrawableCache().evictAll();
2557                loadPhoneContacts();
2558                Log.d(Config.LOGTAG, "restoring messages...");
2559                final long startMessageRestore = SystemClock.elapsedRealtime();
2560                final Conversation quickLoad = QuickLoader.get(this.conversations);
2561                if (quickLoad != null) {
2562                    restoreMessages(quickLoad);
2563                    updateConversationUi();
2564                    final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2565                    Log.d(Config.LOGTAG, "quickly restored " + quickLoad.getName() + " after " + diffMessageRestore + "ms");
2566                }
2567                for (Conversation conversation : this.conversations) {
2568                    if (quickLoad != conversation) {
2569                        restoreMessages(conversation);
2570                    }
2571                }
2572                mNotificationService.finishBacklog();
2573                restoredFromDatabaseLatch.countDown();
2574                final long diffMessageRestore = SystemClock.elapsedRealtime() - startMessageRestore;
2575                Log.d(Config.LOGTAG, "finished restoring messages in " + diffMessageRestore + "ms");
2576                updateConversationUi();
2577            };
2578            mDatabaseReaderExecutor.execute(runnable); //will contain one write command (expiry) but that's fine
2579        }
2580    }
2581
2582    private void restoreMessages(Conversation conversation) {
2583        conversation.addAll(0, databaseBackend.getMessages(conversation, Config.PAGE_SIZE));
2584        conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
2585        conversation.findUnreadMessagesAndCalls(mNotificationService::pushFromBacklog);
2586    }
2587
2588    public void loadPhoneContacts() {
2589        mContactMergerExecutor.execute(() -> {
2590            final Map<Jid, JabberIdContact> contacts = JabberIdContact.load(this);
2591            Log.d(Config.LOGTAG, "start merging phone contacts with roster");
2592            for (final Account account : accounts) {
2593                final List<Contact> withSystemAccounts = account.getRoster().getWithSystemAccounts(JabberIdContact.class);
2594                for (final JabberIdContact jidContact : contacts.values()) {
2595                    final Contact contact = account.getRoster().getContact(jidContact.getJid());
2596                    boolean needsCacheClean = contact.setPhoneContact(jidContact);
2597                    if (needsCacheClean) {
2598                        getAvatarService().clear(contact);
2599                    }
2600                    withSystemAccounts.remove(contact);
2601                }
2602                for (final Contact contact : withSystemAccounts) {
2603                    boolean needsCacheClean = contact.unsetPhoneContact(JabberIdContact.class);
2604                    if (needsCacheClean) {
2605                        getAvatarService().clear(contact);
2606                    }
2607                }
2608            }
2609            Log.d(Config.LOGTAG, "finished merging phone contacts");
2610            mShortcutService.refresh(mInitialAddressbookSyncCompleted.compareAndSet(false, true));
2611            updateRosterUi(UpdateRosterReason.INIT);
2612            mQuickConversationsService.considerSync();
2613        });
2614    }
2615
2616
2617    public void syncRoster(final Account account) {
2618        mRosterSyncTaskManager.execute(account, () -> {
2619            unregisterPhoneAccounts(account);
2620            databaseBackend.writeRoster(account.getRoster());
2621            try { Thread.sleep(500); } catch (InterruptedException e) { }
2622        });
2623    }
2624
2625    public List<Conversation> getConversations() {
2626        return this.conversations;
2627    }
2628
2629    private void markFileDeleted(final File file) {
2630        synchronized (FILENAMES_TO_IGNORE_DELETION) {
2631            if (FILENAMES_TO_IGNORE_DELETION.remove(file.getAbsolutePath())) {
2632                Log.d(Config.LOGTAG, "ignored deletion of " + file.getAbsolutePath());
2633                return;
2634            }
2635        }
2636        final boolean isInternalFile = fileBackend.isInternalFile(file);
2637        final List<String> uuids = databaseBackend.markFileAsDeleted(file, isInternalFile);
2638        Log.d(Config.LOGTAG, "deleted file " + file.getAbsolutePath() + " internal=" + isInternalFile + ", database hits=" + uuids.size());
2639        markUuidsAsDeletedFiles(uuids);
2640    }
2641
2642    private void markUuidsAsDeletedFiles(List<String> uuids) {
2643        boolean deleted = false;
2644        for (Conversation conversation : getConversations()) {
2645            deleted |= conversation.markAsDeleted(uuids);
2646        }
2647        for (final String uuid : uuids) {
2648            evictPreview(uuid);
2649        }
2650        if (deleted) {
2651            updateConversationUi();
2652        }
2653    }
2654
2655    private void markChangedFiles(List<DatabaseBackend.FilePathInfo> infos) {
2656        boolean changed = false;
2657        for (Conversation conversation : getConversations()) {
2658            changed |= conversation.markAsChanged(infos);
2659        }
2660        if (changed) {
2661            updateConversationUi();
2662        }
2663    }
2664
2665    public void populateWithOrderedConversations(final List<Conversation> list) {
2666        populateWithOrderedConversations(list, true, true);
2667    }
2668
2669    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload) {
2670        populateWithOrderedConversations(list, includeNoFileUpload, true);
2671    }
2672
2673    public void populateWithOrderedConversations(final List<Conversation> list, final boolean includeNoFileUpload, final boolean sort) {
2674        final List<String> orderedUuids;
2675        if (sort) {
2676            orderedUuids = null;
2677        } else {
2678            orderedUuids = new ArrayList<>();
2679            for (Conversation conversation : list) {
2680                orderedUuids.add(conversation.getUuid());
2681            }
2682        }
2683        list.clear();
2684        if (includeNoFileUpload) {
2685            list.addAll(getConversations());
2686        } else {
2687            for (Conversation conversation : getConversations()) {
2688                if (conversation.getMode() == Conversation.MODE_SINGLE
2689                        || (conversation.getAccount().httpUploadAvailable() && conversation.getMucOptions().participating())) {
2690                    list.add(conversation);
2691                }
2692            }
2693        }
2694        try {
2695            if (orderedUuids != null) {
2696                Collections.sort(list, (a, b) -> {
2697                    final int indexA = orderedUuids.indexOf(a.getUuid());
2698                    final int indexB = orderedUuids.indexOf(b.getUuid());
2699                    if (indexA == -1 || indexB == -1 || indexA == indexB) {
2700                        return a.compareTo(b);
2701                    }
2702                    return indexA - indexB;
2703                });
2704            } else {
2705                Collections.sort(list);
2706            }
2707        } catch (IllegalArgumentException e) {
2708            //ignore
2709        }
2710    }
2711
2712    public void loadMoreMessages(final Conversation conversation, final long timestamp, final OnMoreMessagesLoaded callback) {
2713        if (XmppConnectionService.this.getMessageArchiveService().queryInProgress(conversation, callback) || conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
2714            return;
2715        } else if (timestamp == 0) {
2716            return;
2717        }
2718        Log.d(Config.LOGTAG, "load more messages for " + conversation.getName() + " prior to " + MessageGenerator.getTimestamp(timestamp));
2719        final Runnable runnable = () -> {
2720            final Account account = conversation.getAccount();
2721            List<Message> messages = databaseBackend.getMessages(conversation, 50, timestamp);
2722            if (messages.size() > 0) {
2723                conversation.addAll(0, messages);
2724                callback.onMoreMessagesLoaded(messages.size(), conversation);
2725            } else if (conversation.hasMessagesLeftOnServer()
2726                    && account.isOnlineAndConnected()
2727                    && conversation.getLastClearHistory().getTimestamp() == 0) {
2728                final boolean mamAvailable;
2729                if (conversation.getMode() == Conversation.MODE_SINGLE) {
2730                    mamAvailable = account.getXmppConnection().getFeatures().mam() && !conversation.getContact().isBlocked();
2731                } else {
2732                    mamAvailable = conversation.getMucOptions().mamSupport();
2733                }
2734                if (mamAvailable) {
2735                    MessageArchiveService.Query query = getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false);
2736                    if (query != null) {
2737                        query.setCallback(callback);
2738                        callback.informUser(R.string.fetching_history_from_server);
2739                    } else {
2740                        callback.informUser(R.string.not_fetching_history_retention_period);
2741                    }
2742
2743                }
2744            }
2745        };
2746        mDatabaseReaderExecutor.execute(runnable);
2747    }
2748
2749    public List<Account> getAccounts() {
2750        return this.accounts;
2751    }
2752
2753
2754    /**
2755     * 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)
2756     */
2757    public List<Conversation> findAllConferencesWith(Contact contact) {
2758        final ArrayList<Conversation> results = new ArrayList<>();
2759        for (final Conversation c : conversations) {
2760            if (c.getMode() != Conversation.MODE_MULTI) {
2761                continue;
2762            }
2763            final MucOptions mucOptions = c.getMucOptions();
2764            if (c.getJid().asBareJid().equals(contact.getJid().asBareJid()) || (mucOptions != null && mucOptions.isContactInRoom(contact))) {
2765                results.add(c);
2766            }
2767        }
2768        return results;
2769    }
2770
2771    public Conversation find(final Iterable<Conversation> haystack, final Contact contact) {
2772        for (final Conversation conversation : haystack) {
2773            if (conversation.getContact() == contact) {
2774                return conversation;
2775            }
2776        }
2777        return null;
2778    }
2779
2780    public Conversation find(final Iterable<Conversation> haystack, final Account account, final Jid jid) {
2781        if (jid == null) {
2782            return null;
2783        }
2784        for (final Conversation conversation : haystack) {
2785            if ((account == null || conversation.getAccount() == account)
2786                    && (conversation.getJid().asBareJid().equals(jid.asBareJid()))) {
2787                return conversation;
2788            }
2789        }
2790        return null;
2791    }
2792
2793    public boolean isConversationsListEmpty(final Conversation ignore) {
2794        synchronized (this.conversations) {
2795            final int size = this.conversations.size();
2796            return size == 0 || size == 1 && this.conversations.get(0) == ignore;
2797        }
2798    }
2799
2800    public boolean isConversationStillOpen(final Conversation conversation) {
2801        synchronized (this.conversations) {
2802            for (Conversation current : this.conversations) {
2803                if (current == conversation) {
2804                    return true;
2805                }
2806            }
2807        }
2808        return false;
2809    }
2810
2811    public void maybeRegisterWithMuc(Conversation c, String nickArg) {
2812        final var nick = nickArg == null ? c.getMucOptions().getSelf().getFullJid().getResource() : nickArg;
2813        final var register = new Iq(Iq.Type.GET);
2814        register.query(Namespace.REGISTER);
2815        register.setTo(c.getJid().asBareJid());
2816        sendIqPacket(c.getAccount(), register, (response) -> {
2817            if (response.getType() == Iq.Type.RESULT) {
2818                final Element query = response.query(Namespace.REGISTER);
2819                String username = query.findChildContent("username", Namespace.REGISTER);
2820                if (username == null) username = query.findChildContent("nick", Namespace.REGISTER);
2821                if (username != null && username.equals(nick)) {
2822                    // Already registered with this nick, done
2823                    Log.d(Config.LOGTAG, "Already registered with " + c.getJid().asBareJid() + " as " + username);
2824                    return;
2825                }
2826                Data form = Data.parse(query.findChild("x", Namespace.DATA));
2827                if (form != null) {
2828                    final var field = form.getFieldByName("muc#register_roomnick");
2829                    if (field != null && nick.equals(field.getValue())) {
2830                        Log.d(Config.LOGTAG, "Already registered with " + c.getJid().asBareJid() + " as " + field.getValue());
2831                        return;
2832                    }
2833                }
2834                if (form == null || !"form".equals(form.getFormType()) || !form.getFields().stream().anyMatch(f -> f.isRequired() && !"muc#register_roomnick".equals(f.getFieldName()))) {
2835                    // No form, result form, or no required fields other than nickname, let's just send nickname
2836                    if (form == null || !"form".equals(form.getFormType())) {
2837                        form = new Data();
2838                        form.put("FORM_TYPE", "http://jabber.org/protocol/muc#register");
2839                    }
2840                    form.put("muc#register_roomnick", nick);
2841                    form.submit();
2842                    final var finish = new Iq(Iq.Type.SET);
2843                    finish.query(Namespace.REGISTER).addChild(form);
2844                    finish.setTo(c.getJid().asBareJid());
2845                    sendIqPacket(c.getAccount(), finish, (response2) -> {
2846                        if (response.getType() == Iq.Type.RESULT) {
2847                            Log.w(Config.LOGTAG, "Success registering with channel " + c.getJid().asBareJid() + "/" + nick);
2848                        } else {
2849                            Log.w(Config.LOGTAG, "Error registering with channel: " + response2);
2850                        }
2851                    });
2852                } else {
2853                    // TODO: offer registration form to user
2854                    Log.d(Config.LOGTAG, "Complex registration form for " + c.getJid().asBareJid() + ": " + response);
2855                }
2856            } else {
2857                // We said maybe. Guess not
2858                Log.d(Config.LOGTAG, "Could not register with " + c.getJid().asBareJid() + ": " + response);
2859            }
2860        });
2861    }
2862
2863    public void deregisterWithMuc(Conversation c) {
2864        final Iq register = new Iq(Iq.Type.GET);
2865        register.query(Namespace.REGISTER).addChild("remove");
2866        register.setTo(c.getJid().asBareJid());
2867        sendIqPacket(c.getAccount(), register, (response) -> {
2868            if (response.getType() == Iq.Type.RESULT) {
2869                Log.d(Config.LOGTAG, "deregistered with " + c.getJid().asBareJid());
2870            } else {
2871                Log.w(Config.LOGTAG, "Could not deregister with " + c.getJid().asBareJid() + ": " + response);
2872            }
2873        });
2874    }
2875
2876    public Conversation findOrCreateConversation(Account account, Jid jid, boolean muc, final boolean async) {
2877        return this.findOrCreateConversation(account, jid, muc, false, async);
2878    }
2879
2880    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final boolean async) {
2881        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, null, async, null);
2882    }
2883
2884    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async) {
2885        return this.findOrCreateConversation(account, jid, muc, joinAfterCreate, query, async, null);
2886    }
2887
2888    public Conversation findOrCreateConversation(final Account account, final Jid jid, final boolean muc, final boolean joinAfterCreate, final MessageArchiveService.Query query, final boolean async, final String password) {
2889        synchronized (this.conversations) {
2890            Conversation conversation = find(account, jid);
2891            if (conversation != null) {
2892                return conversation;
2893            }
2894            conversation = databaseBackend.findConversation(account, jid);
2895            final boolean loadMessagesFromDb;
2896            if (conversation != null) {
2897                conversation.setStatus(Conversation.STATUS_AVAILABLE);
2898                conversation.setAccount(account);
2899                if (muc) {
2900                    conversation.setMode(Conversation.MODE_MULTI);
2901                    conversation.setContactJid(jid);
2902                    if (password != null) conversation.getMucOptions().setPassword(password);
2903                } else {
2904                    conversation.setMode(Conversation.MODE_SINGLE);
2905                    conversation.setContactJid(jid.asBareJid());
2906                }
2907                databaseBackend.updateConversation(conversation);
2908                loadMessagesFromDb = conversation.messagesLoaded.compareAndSet(true, false);
2909            } else {
2910                String conversationName;
2911                Contact contact = account.getRoster().getContact(jid);
2912                if (contact != null) {
2913                    conversationName = contact.getDisplayName();
2914                } else {
2915                    conversationName = jid.getLocal();
2916                }
2917                if (muc) {
2918                    conversation = new Conversation(conversationName, account, jid,
2919                            Conversation.MODE_MULTI);
2920                    if (password != null) conversation.getMucOptions().setPassword(password);
2921                } else {
2922                    conversation = new Conversation(conversationName, account, jid.asBareJid(),
2923                            Conversation.MODE_SINGLE);
2924                }
2925                this.databaseBackend.createConversation(conversation);
2926                loadMessagesFromDb = false;
2927            }
2928            final Conversation c = conversation;
2929            final Runnable runnable = () -> {
2930                if (loadMessagesFromDb) {
2931                    c.addAll(0, databaseBackend.getMessages(c, Config.PAGE_SIZE));
2932                    updateConversationUi();
2933                    c.messagesLoaded.set(true);
2934                }
2935                if (account.getXmppConnection() != null
2936                        && !c.getContact().isBlocked()
2937                        && account.getXmppConnection().getFeatures().mam()
2938                        && !muc) {
2939                    if (query == null) {
2940                        mMessageArchiveService.query(c);
2941                    } else {
2942                        if (query.getConversation() == null) {
2943                            mMessageArchiveService.query(c, query.getStart(), query.isCatchup());
2944                        }
2945                    }
2946                }
2947                if (joinAfterCreate) {
2948                    joinMuc(c);
2949                }
2950            };
2951            if (async) {
2952                mDatabaseReaderExecutor.execute(runnable);
2953            } else {
2954                runnable.run();
2955            }
2956            this.conversations.add(conversation);
2957            updateConversationUi();
2958            return conversation;
2959        }
2960    }
2961
2962    public void archiveConversation(Conversation conversation) {
2963        archiveConversation(conversation, true);
2964    }
2965
2966    private void archiveConversation(Conversation conversation, final boolean maySynchronizeWithBookmarks) {
2967        if (isOnboarding()) return;
2968
2969        getNotificationService().clear(conversation);
2970        conversation.setStatus(Conversation.STATUS_ARCHIVED);
2971        conversation.setNextMessage(null);
2972        synchronized (this.conversations) {
2973            getMessageArchiveService().kill(conversation);
2974            if (conversation.getMode() == Conversation.MODE_MULTI) {
2975                if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
2976                    final Bookmark bookmark = conversation.getBookmark();
2977                    if (maySynchronizeWithBookmarks && bookmark != null) {
2978                        if (conversation.getMucOptions().getError() == MucOptions.Error.DESTROYED) {
2979                            Account account = bookmark.getAccount();
2980                            bookmark.setConversation(null);
2981                            deleteBookmark(account, bookmark);
2982                        } else if (bookmark.autojoin()) {
2983                            bookmark.setAutojoin(false);
2984                            createBookmark(bookmark.getAccount(), bookmark);
2985                        }
2986                    }
2987                }
2988                deregisterWithMuc(conversation);
2989                leaveMuc(conversation);
2990            } else {
2991                if (conversation.getContact().getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
2992                    stopPresenceUpdatesTo(conversation.getContact());
2993                }
2994            }
2995            updateConversation(conversation);
2996            this.conversations.remove(conversation);
2997            updateConversationUi();
2998        }
2999    }
3000
3001    public void stopPresenceUpdatesTo(Contact contact) {
3002        Log.d(Config.LOGTAG, "Canceling presence request from " + contact.getJid().toString());
3003        sendPresencePacket(contact.getAccount(), mPresenceGenerator.stopPresenceUpdatesTo(contact));
3004        contact.resetOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST);
3005    }
3006
3007    public void createAccount(final Account account) {
3008        account.initAccountServices(this);
3009        databaseBackend.createAccount(account);
3010        if (CallIntegration.hasSystemFeature(this)) {
3011            CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
3012        }
3013        this.accounts.add(account);
3014        this.reconnectAccountInBackground(account);
3015        updateAccountUi();
3016        syncEnabledAccountSetting();
3017        toggleForegroundService();
3018    }
3019
3020    private void syncEnabledAccountSetting() {
3021        final boolean hasEnabledAccounts = hasEnabledAccounts();
3022        getPreferences().edit().putBoolean(SystemEventReceiver.SETTING_ENABLED_ACCOUNTS, hasEnabledAccounts).apply();
3023        toggleSetProfilePictureActivity(hasEnabledAccounts);
3024    }
3025
3026    private void toggleSetProfilePictureActivity(final boolean enabled) {
3027        try {
3028            final ComponentName name = new ComponentName(this, ChooseAccountForProfilePictureActivity.class);
3029            final int targetState = enabled ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
3030            getPackageManager().setComponentEnabledSetting(name, targetState, PackageManager.DONT_KILL_APP);
3031        } catch (IllegalStateException e) {
3032            Log.d(Config.LOGTAG, "unable to toggle profile picture activity");
3033        }
3034    }
3035
3036    public boolean reconfigurePushDistributor() {
3037        return this.unifiedPushBroker.reconfigurePushDistributor();
3038    }
3039
3040    private Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints(final UnifiedPushBroker.PushTargetMessenger pushTargetMessenger) {
3041        return this.unifiedPushBroker.renewUnifiedPushEndpoints(pushTargetMessenger);
3042    }
3043
3044    public Optional<UnifiedPushBroker.Transport> renewUnifiedPushEndpoints() {
3045        return this.unifiedPushBroker.renewUnifiedPushEndpoints(null);
3046    }
3047
3048    public UnifiedPushBroker getUnifiedPushBroker() {
3049        return this.unifiedPushBroker;
3050    }
3051
3052    private void provisionAccount(final String address, final String password) {
3053        final Jid jid = Jid.ofEscaped(address);
3054        final Account account = new Account(jid, password);
3055        account.setOption(Account.OPTION_DISABLED, true);
3056        Log.d(Config.LOGTAG, jid.asBareJid().toEscapedString() + ": provisioning account");
3057        createAccount(account);
3058    }
3059
3060    public void createAccountFromKey(final String alias, final OnAccountCreated callback) {
3061        new Thread(() -> {
3062            try {
3063                final X509Certificate[] chain = KeyChain.getCertificateChain(this, alias);
3064                final X509Certificate cert = chain != null && chain.length > 0 ? chain[0] : null;
3065                if (cert == null) {
3066                    callback.informUser(R.string.unable_to_parse_certificate);
3067                    return;
3068                }
3069                Pair<Jid, String> info = CryptoHelper.extractJidAndName(cert);
3070                if (info == null) {
3071                    callback.informUser(R.string.certificate_does_not_contain_jid);
3072                    return;
3073                }
3074                if (findAccountByJid(info.first) == null) {
3075                    final Account account = new Account(info.first, "");
3076                    account.setPrivateKeyAlias(alias);
3077                    account.setOption(Account.OPTION_DISABLED, true);
3078                    account.setOption(Account.OPTION_FIXED_USERNAME, true);
3079                    account.setDisplayName(info.second);
3080                    createAccount(account);
3081                    callback.onAccountCreated(account);
3082                    if (Config.X509_VERIFICATION) {
3083                        try {
3084                            getMemorizingTrustManager().getNonInteractive(account.getServer(), null, 0, null).checkClientTrusted(chain, "RSA");
3085                        } catch (CertificateException e) {
3086                            callback.informUser(R.string.certificate_chain_is_not_trusted);
3087                        }
3088                    }
3089                } else {
3090                    callback.informUser(R.string.account_already_exists);
3091                }
3092            } catch (Exception e) {
3093                callback.informUser(R.string.unable_to_parse_certificate);
3094            }
3095        }).start();
3096
3097    }
3098
3099    public void updateKeyInAccount(final Account account, final String alias) {
3100        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": update key in account " + alias);
3101        try {
3102            X509Certificate[] chain = KeyChain.getCertificateChain(XmppConnectionService.this, alias);
3103            Log.d(Config.LOGTAG, account.getJid().asBareJid() + " loaded certificate chain");
3104            Pair<Jid, String> info = CryptoHelper.extractJidAndName(chain[0]);
3105            if (info == null) {
3106                showErrorToastInUi(R.string.certificate_does_not_contain_jid);
3107                return;
3108            }
3109            if (account.getJid().asBareJid().equals(info.first)) {
3110                account.setPrivateKeyAlias(alias);
3111                account.setDisplayName(info.second);
3112                databaseBackend.updateAccount(account);
3113                if (Config.X509_VERIFICATION) {
3114                    try {
3115                        getMemorizingTrustManager().getNonInteractive().checkClientTrusted(chain, "RSA");
3116                    } catch (CertificateException e) {
3117                        showErrorToastInUi(R.string.certificate_chain_is_not_trusted);
3118                    }
3119                    account.getAxolotlService().regenerateKeys(true);
3120                }
3121            } else {
3122                showErrorToastInUi(R.string.jid_does_not_match_certificate);
3123            }
3124        } catch (Exception e) {
3125            e.printStackTrace();
3126        }
3127    }
3128
3129    public boolean updateAccount(final Account account) {
3130        if (databaseBackend.updateAccount(account)) {
3131            Integer color = account.getColorToSave();
3132            if (color == null) {
3133                getPreferences().edit().remove("account_color:" + account.getUuid()).commit();
3134            } else {
3135                getPreferences().edit().putInt("account_color:" + account.getUuid(), color.intValue()).commit();
3136            }
3137            account.setShowErrorNotification(true);
3138            this.statusListener.onStatusChanged(account);
3139            databaseBackend.updateAccount(account);
3140            reconnectAccountInBackground(account);
3141            updateAccountUi();
3142            getNotificationService().updateErrorNotification();
3143            toggleForegroundService();
3144            syncEnabledAccountSetting();
3145            mChannelDiscoveryService.cleanCache();
3146            if (CallIntegration.hasSystemFeature(this)) {
3147                CallIntegrationConnectionService.togglePhoneAccountAsync(this, account);
3148            }
3149            return true;
3150        } else {
3151            return false;
3152        }
3153    }
3154
3155    public void updateAccountPasswordOnServer(final Account account, final String newPassword, final OnAccountPasswordChanged callback) {
3156        final Iq iq = getIqGenerator().generateSetPassword(account, newPassword);
3157        sendIqPacket(account, iq, (packet) -> {
3158            if (packet.getType() == Iq.Type.RESULT) {
3159                account.setPassword(newPassword);
3160                account.setOption(Account.OPTION_MAGIC_CREATE, false);
3161                databaseBackend.updateAccount(account);
3162                callback.onPasswordChangeSucceeded();
3163            } else {
3164                callback.onPasswordChangeFailed();
3165            }
3166        });
3167    }
3168
3169    public void unregisterAccount(final Account account, final Consumer<Boolean> callback) {
3170        final Iq iqPacket = new Iq(Iq.Type.SET);
3171        final Element query = iqPacket.addChild("query",Namespace.REGISTER);
3172        query.addChild("remove");
3173        sendIqPacket(account, iqPacket, (response) -> {
3174            if (response.getType() == Iq.Type.RESULT) {
3175                deleteAccount(account);
3176                callback.accept(true);
3177            } else {
3178                callback.accept(false);
3179            }
3180        });
3181    }
3182
3183    public void deleteAccount(final Account account) {
3184        getPreferences().edit().remove("onboarding_continued").commit();
3185        final boolean connected = account.getStatus() == Account.State.ONLINE;
3186        synchronized (this.conversations) {
3187            if (connected) {
3188                account.getAxolotlService().deleteOmemoIdentity();
3189            }
3190            for (final Conversation conversation : conversations) {
3191                if (conversation.getAccount() == account) {
3192                    if (conversation.getMode() == Conversation.MODE_MULTI) {
3193                        if (connected) {
3194                            leaveMuc(conversation);
3195                        }
3196                    }
3197                    conversations.remove(conversation);
3198                    mNotificationService.clear(conversation);
3199                }
3200            }
3201            new Thread(() -> {
3202                for (final Contact contact : account.getRoster().getContacts()) {
3203                    contact.unregisterAsPhoneAccount(this);
3204                }
3205            }).start();
3206            if (account.getXmppConnection() != null) {
3207                new Thread(() -> disconnect(account, !connected)).start();
3208            }
3209            final Runnable runnable = () -> {
3210                if (!databaseBackend.deleteAccount(account)) {
3211                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to delete account");
3212                }
3213            };
3214            mDatabaseWriterExecutor.execute(runnable);
3215            this.accounts.remove(account);
3216            if (CallIntegration.hasSystemFeature(this)) {
3217                CallIntegrationConnectionService.unregisterPhoneAccount(this, account);
3218            }
3219            this.mRosterSyncTaskManager.clear(account);
3220            updateAccountUi();
3221            mNotificationService.updateErrorNotification();
3222            syncEnabledAccountSetting();
3223            toggleForegroundService();
3224        }
3225    }
3226
3227    public void setOnConversationListChangedListener(OnConversationUpdate listener) {
3228        final boolean remainingListeners;
3229        synchronized (LISTENER_LOCK) {
3230            remainingListeners = checkListeners();
3231            if (!this.mOnConversationUpdates.add(listener)) {
3232                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as ConversationListChangedListener");
3233            }
3234            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
3235        }
3236        if (remainingListeners) {
3237            switchToForeground();
3238        }
3239    }
3240
3241    public void removeOnConversationListChangedListener(OnConversationUpdate listener) {
3242        final boolean remainingListeners;
3243        synchronized (LISTENER_LOCK) {
3244            this.mOnConversationUpdates.remove(listener);
3245            this.mNotificationService.setIsInForeground(this.mOnConversationUpdates.size() > 0);
3246            remainingListeners = checkListeners();
3247        }
3248        if (remainingListeners) {
3249            switchToBackground();
3250        }
3251    }
3252
3253    public void setOnShowErrorToastListener(OnShowErrorToast listener) {
3254        final boolean remainingListeners;
3255        synchronized (LISTENER_LOCK) {
3256            remainingListeners = checkListeners();
3257            if (!this.mOnShowErrorToasts.add(listener)) {
3258                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnShowErrorToastListener");
3259            }
3260        }
3261        if (remainingListeners) {
3262            switchToForeground();
3263        }
3264    }
3265
3266    public void removeOnShowErrorToastListener(OnShowErrorToast onShowErrorToast) {
3267        final boolean remainingListeners;
3268        synchronized (LISTENER_LOCK) {
3269            this.mOnShowErrorToasts.remove(onShowErrorToast);
3270            remainingListeners = checkListeners();
3271        }
3272        if (remainingListeners) {
3273            switchToBackground();
3274        }
3275    }
3276
3277    public void setOnAccountListChangedListener(OnAccountUpdate listener) {
3278        final boolean remainingListeners;
3279        synchronized (LISTENER_LOCK) {
3280            remainingListeners = checkListeners();
3281            if (!this.mOnAccountUpdates.add(listener)) {
3282                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnAccountListChangedtListener");
3283            }
3284        }
3285        if (remainingListeners) {
3286            switchToForeground();
3287        }
3288    }
3289
3290    public void removeOnAccountListChangedListener(OnAccountUpdate listener) {
3291        final boolean remainingListeners;
3292        synchronized (LISTENER_LOCK) {
3293            this.mOnAccountUpdates.remove(listener);
3294            remainingListeners = checkListeners();
3295        }
3296        if (remainingListeners) {
3297            switchToBackground();
3298        }
3299    }
3300
3301    public void setOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3302        final boolean remainingListeners;
3303        synchronized (LISTENER_LOCK) {
3304            remainingListeners = checkListeners();
3305            if (!this.mOnCaptchaRequested.add(listener)) {
3306                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnCaptchaRequestListener");
3307            }
3308        }
3309        if (remainingListeners) {
3310            switchToForeground();
3311        }
3312    }
3313
3314    public void removeOnCaptchaRequestedListener(OnCaptchaRequested listener) {
3315        final boolean remainingListeners;
3316        synchronized (LISTENER_LOCK) {
3317            this.mOnCaptchaRequested.remove(listener);
3318            remainingListeners = checkListeners();
3319        }
3320        if (remainingListeners) {
3321            switchToBackground();
3322        }
3323    }
3324
3325    public void setOnRosterUpdateListener(final OnRosterUpdate listener) {
3326        final boolean remainingListeners;
3327        synchronized (LISTENER_LOCK) {
3328            remainingListeners = checkListeners();
3329            if (!this.mOnRosterUpdates.add(listener)) {
3330                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnRosterUpdateListener");
3331            }
3332        }
3333        if (remainingListeners) {
3334            switchToForeground();
3335        }
3336    }
3337
3338    public void removeOnRosterUpdateListener(final OnRosterUpdate listener) {
3339        final boolean remainingListeners;
3340        synchronized (LISTENER_LOCK) {
3341            this.mOnRosterUpdates.remove(listener);
3342            remainingListeners = checkListeners();
3343        }
3344        if (remainingListeners) {
3345            switchToBackground();
3346        }
3347    }
3348
3349    public void setOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3350        final boolean remainingListeners;
3351        synchronized (LISTENER_LOCK) {
3352            remainingListeners = checkListeners();
3353            if (!this.mOnUpdateBlocklist.add(listener)) {
3354                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnUpdateBlocklistListener");
3355            }
3356        }
3357        if (remainingListeners) {
3358            switchToForeground();
3359        }
3360    }
3361
3362    public void removeOnUpdateBlocklistListener(final OnUpdateBlocklist listener) {
3363        final boolean remainingListeners;
3364        synchronized (LISTENER_LOCK) {
3365            this.mOnUpdateBlocklist.remove(listener);
3366            remainingListeners = checkListeners();
3367        }
3368        if (remainingListeners) {
3369            switchToBackground();
3370        }
3371    }
3372
3373    public void setOnKeyStatusUpdatedListener(final OnKeyStatusUpdated listener) {
3374        final boolean remainingListeners;
3375        synchronized (LISTENER_LOCK) {
3376            remainingListeners = checkListeners();
3377            if (!this.mOnKeyStatusUpdated.add(listener)) {
3378                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnKeyStatusUpdateListener");
3379            }
3380        }
3381        if (remainingListeners) {
3382            switchToForeground();
3383        }
3384    }
3385
3386    public void removeOnNewKeysAvailableListener(final OnKeyStatusUpdated listener) {
3387        final boolean remainingListeners;
3388        synchronized (LISTENER_LOCK) {
3389            this.mOnKeyStatusUpdated.remove(listener);
3390            remainingListeners = checkListeners();
3391        }
3392        if (remainingListeners) {
3393            switchToBackground();
3394        }
3395    }
3396
3397    public void setOnRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3398        final boolean remainingListeners;
3399        synchronized (LISTENER_LOCK) {
3400            remainingListeners = checkListeners();
3401            if (!this.onJingleRtpConnectionUpdate.add(listener)) {
3402                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnJingleRtpConnectionUpdate");
3403            }
3404        }
3405        if (remainingListeners) {
3406            switchToForeground();
3407        }
3408    }
3409
3410    public void removeRtpConnectionUpdateListener(final OnJingleRtpConnectionUpdate listener) {
3411        final boolean remainingListeners;
3412        synchronized (LISTENER_LOCK) {
3413            this.onJingleRtpConnectionUpdate.remove(listener);
3414            remainingListeners = checkListeners();
3415        }
3416        if (remainingListeners) {
3417            switchToBackground();
3418        }
3419    }
3420
3421    public void setOnMucRosterUpdateListener(OnMucRosterUpdate listener) {
3422        final boolean remainingListeners;
3423        synchronized (LISTENER_LOCK) {
3424            remainingListeners = checkListeners();
3425            if (!this.mOnMucRosterUpdate.add(listener)) {
3426                Log.w(Config.LOGTAG, listener.getClass().getName() + " is already registered as OnMucRosterListener");
3427            }
3428        }
3429        if (remainingListeners) {
3430            switchToForeground();
3431        }
3432    }
3433
3434    public void removeOnMucRosterUpdateListener(final OnMucRosterUpdate listener) {
3435        final boolean remainingListeners;
3436        synchronized (LISTENER_LOCK) {
3437            this.mOnMucRosterUpdate.remove(listener);
3438            remainingListeners = checkListeners();
3439        }
3440        if (remainingListeners) {
3441            switchToBackground();
3442        }
3443    }
3444
3445    public boolean checkListeners() {
3446        return (this.mOnAccountUpdates.size() == 0
3447                && this.mOnConversationUpdates.size() == 0
3448                && this.mOnRosterUpdates.size() == 0
3449                && this.mOnCaptchaRequested.size() == 0
3450                && this.mOnMucRosterUpdate.size() == 0
3451                && this.mOnUpdateBlocklist.size() == 0
3452                && this.mOnShowErrorToasts.size() == 0
3453                && this.onJingleRtpConnectionUpdate.size() == 0
3454                && this.mOnKeyStatusUpdated.size() == 0);
3455    }
3456
3457    private void switchToForeground() {
3458        toggleSoftDisabled(false);
3459        final boolean broadcastLastActivity = broadcastLastActivity();
3460        for (Conversation conversation : getConversations()) {
3461            if (conversation.getMode() == Conversation.MODE_MULTI) {
3462                conversation.getMucOptions().resetChatState();
3463            } else {
3464                conversation.setIncomingChatState(Config.DEFAULT_CHAT_STATE);
3465            }
3466        }
3467        for (Account account : getAccounts()) {
3468            if (account.getStatus() == Account.State.ONLINE) {
3469                account.deactivateGracePeriod();
3470                final XmppConnection connection = account.getXmppConnection();
3471                if (connection != null) {
3472                    if (connection.getFeatures().csi()) {
3473                        connection.sendActive();
3474                    }
3475                    if (broadcastLastActivity) {
3476                        sendPresence(account, false); //send new presence but don't include idle because we are not
3477                    }
3478                }
3479            }
3480        }
3481        Log.d(Config.LOGTAG, "app switched into foreground");
3482    }
3483
3484    private void switchToBackground() {
3485        final boolean broadcastLastActivity = broadcastLastActivity();
3486        if (broadcastLastActivity) {
3487            mLastActivity = System.currentTimeMillis();
3488            final SharedPreferences.Editor editor = getPreferences().edit();
3489            editor.putLong(SETTING_LAST_ACTIVITY_TS, mLastActivity);
3490            editor.apply();
3491        }
3492        for (Account account : getAccounts()) {
3493            if (account.getStatus() == Account.State.ONLINE) {
3494                XmppConnection connection = account.getXmppConnection();
3495                if (connection != null) {
3496                    if (broadcastLastActivity) {
3497                        sendPresence(account, true);
3498                    }
3499                    if (connection.getFeatures().csi()) {
3500                        connection.sendInactive();
3501                    }
3502                }
3503            }
3504        }
3505        this.mNotificationService.setIsInForeground(false);
3506        Log.d(Config.LOGTAG, "app switched into background");
3507    }
3508
3509    public void connectMultiModeConversations(Account account) {
3510        List<Conversation> conversations = getConversations();
3511        for (Conversation conversation : conversations) {
3512            if (conversation.getMode() == Conversation.MODE_MULTI && conversation.getAccount() == account) {
3513                joinMuc(conversation);
3514            }
3515        }
3516    }
3517
3518    public void mucSelfPingAndRejoin(final Conversation conversation) {
3519        final Account account = conversation.getAccount();
3520        synchronized (account.inProgressConferenceJoins) {
3521            if (account.inProgressConferenceJoins.contains(conversation)) {
3522                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because join is already under way");
3523                return;
3524            }
3525        }
3526        synchronized (account.inProgressConferencePings) {
3527            if (!account.inProgressConferencePings.add(conversation)) {
3528                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": canceling muc self ping because ping is already under way");
3529                return;
3530            }
3531        }
3532        final Jid self = conversation.getMucOptions().getSelf().getFullJid();
3533        final Iq ping = new Iq(Iq.Type.GET);
3534        ping.setTo(self);
3535        ping.addChild("ping", Namespace.PING);
3536        sendIqPacket(conversation.getAccount(), ping, (response) -> {
3537            if (response.getType() == Iq.Type.ERROR) {
3538                final var error = response.getError();
3539                if (error == null || error.hasChild("service-unavailable") || error.hasChild("feature-not-implemented") || error.hasChild("item-not-found")) {
3540                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping to " + self + " came back as ignorable error");
3541                } else {
3542                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping to " + self + " failed. attempting rejoin");
3543                    joinMuc(conversation);
3544                }
3545            } else if (response.getType() == Iq.Type.RESULT) {
3546                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": ping to " + self + " came back fine");
3547            }
3548            synchronized (account.inProgressConferencePings) {
3549                account.inProgressConferencePings.remove(conversation);
3550            }
3551        });
3552    }
3553    public void joinMuc(Conversation conversation) {
3554        joinMuc(conversation, null, false);
3555    }
3556
3557    public void joinMuc(Conversation conversation, boolean followedInvite) {
3558        joinMuc(conversation, null, followedInvite);
3559    }
3560
3561    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined) {
3562        joinMuc(conversation, onConferenceJoined, false);
3563    }
3564
3565    private void joinMuc(Conversation conversation, final OnConferenceJoined onConferenceJoined, final boolean followedInvite) {
3566        final Account account = conversation.getAccount();
3567        synchronized (account.pendingConferenceJoins) {
3568            account.pendingConferenceJoins.remove(conversation);
3569        }
3570        synchronized (account.pendingConferenceLeaves) {
3571            account.pendingConferenceLeaves.remove(conversation);
3572        }
3573        if (account.getStatus() == Account.State.ONLINE) {
3574            synchronized (account.inProgressConferenceJoins) {
3575                account.inProgressConferenceJoins.add(conversation);
3576            }
3577            if (Config.MUC_LEAVE_BEFORE_JOIN) {
3578                sendPresencePacket(account, mPresenceGenerator.leave(conversation.getMucOptions()));
3579            }
3580            conversation.resetMucOptions();
3581            if (onConferenceJoined != null) {
3582                conversation.getMucOptions().flagNoAutoPushConfiguration();
3583            }
3584            conversation.setHasMessagesLeftOnServer(false);
3585            fetchConferenceConfiguration(conversation, new OnConferenceConfigurationFetched() {
3586
3587                private void join(Conversation conversation) {
3588                    Account account = conversation.getAccount();
3589                    final MucOptions mucOptions = conversation.getMucOptions();
3590
3591                    if (mucOptions.nonanonymous() && !mucOptions.membersOnly() && !conversation.getBooleanAttribute("accept_non_anonymous", false)) {
3592                        synchronized (account.inProgressConferenceJoins) {
3593                            account.inProgressConferenceJoins.remove(conversation);
3594                        }
3595                        mucOptions.setError(MucOptions.Error.NON_ANONYMOUS);
3596                        updateConversationUi();
3597                        if (onConferenceJoined != null) {
3598                            onConferenceJoined.onConferenceJoined(conversation);
3599                        }
3600                        return;
3601                    }
3602
3603                    final Jid joinJid = mucOptions.getSelf().getFullJid();
3604                    Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": joining conversation " + joinJid.toString());
3605                    final var packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, mucOptions.nonanonymous() || onConferenceJoined != null, mucOptions.getSelf().getNick());
3606                    packet.setTo(joinJid);
3607                    Element x = packet.addChild("x", "http://jabber.org/protocol/muc");
3608                    if (conversation.getMucOptions().getPassword() != null) {
3609                        x.addChild("password").setContent(mucOptions.getPassword());
3610                    }
3611
3612                    if (mucOptions.mamSupport()) {
3613                        // Use MAM instead of the limited muc history to get history
3614                        x.addChild("history").setAttribute("maxchars", "0");
3615                    } else {
3616                        // Fallback to muc history
3617                        x.addChild("history").setAttribute("since", PresenceGenerator.getTimestamp(conversation.getLastMessageTransmitted().getTimestamp()));
3618                    }
3619                    sendPresencePacket(account, packet);
3620                    if (onConferenceJoined != null) {
3621                        onConferenceJoined.onConferenceJoined(conversation);
3622                    }
3623                    if (!joinJid.equals(conversation.getJid())) {
3624                        conversation.setContactJid(joinJid);
3625                        databaseBackend.updateConversation(conversation);
3626                    }
3627
3628                    maybeRegisterWithMuc(conversation, null);
3629
3630                    if (mucOptions.mamSupport()) {
3631                        getMessageArchiveService().catchupMUC(conversation);
3632                    }
3633                    fetchConferenceMembers(conversation);
3634                    if (mucOptions.isPrivateAndNonAnonymous()) {
3635                        if (followedInvite) {
3636                            final Bookmark bookmark = conversation.getBookmark();
3637                            if (bookmark != null) {
3638                                if (!bookmark.autojoin()) {
3639                                    bookmark.setAutojoin(true);
3640                                    createBookmark(account, bookmark);
3641                                }
3642                            } else {
3643                                saveConversationAsBookmark(conversation, null);
3644                            }
3645                        }
3646                    }
3647                    synchronized (account.inProgressConferenceJoins) {
3648                        account.inProgressConferenceJoins.remove(conversation);
3649                        sendUnsentMessages(conversation);
3650                    }
3651                }
3652
3653                @Override
3654                public void onConferenceConfigurationFetched(Conversation conversation) {
3655                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3656                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3657                        return;
3658                    }
3659                    join(conversation);
3660                }
3661
3662                @Override
3663                public void onFetchFailed(final Conversation conversation, final String errorCondition) {
3664                    if (conversation.getStatus() == Conversation.STATUS_ARCHIVED) {
3665                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": conversation (" + conversation.getJid() + ") got archived before IQ result");
3666                        return;
3667                    }
3668                    if ("remote-server-not-found".equals(errorCondition)) {
3669                        synchronized (account.inProgressConferenceJoins) {
3670                            account.inProgressConferenceJoins.remove(conversation);
3671                        }
3672                        conversation.getMucOptions().setError(MucOptions.Error.SERVER_NOT_FOUND);
3673                        updateConversationUi();
3674                    } else {
3675                        join(conversation);
3676                        fetchConferenceConfiguration(conversation);
3677                    }
3678                }
3679            });
3680            updateConversationUi();
3681        } else {
3682            synchronized (account.pendingConferenceJoins) {
3683                account.pendingConferenceJoins.add(conversation);
3684            }
3685            conversation.resetMucOptions();
3686            conversation.setHasMessagesLeftOnServer(false);
3687            updateConversationUi();
3688        }
3689    }
3690
3691    private void fetchConferenceMembers(final Conversation conversation) {
3692        final Account account = conversation.getAccount();
3693        final AxolotlService axolotlService = account.getAxolotlService();
3694        final var affiliations = new ArrayList<String>();
3695        affiliations.add("outcast");
3696        if (conversation.getMucOptions().isPrivateAndNonAnonymous()) affiliations.addAll(List.of("member", "admin", "owner"));
3697        final Consumer<Iq> callback = new Consumer<Iq>() {
3698
3699            private int i = 0;
3700            private boolean success = true;
3701
3702            @Override
3703            public void accept(Iq response) {
3704                final boolean omemoEnabled = conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL;
3705                Element query = response.query("http://jabber.org/protocol/muc#admin");
3706                if (response.getType() == Iq.Type.RESULT && query != null) {
3707                    for (Element child : query.getChildren()) {
3708                        if ("item".equals(child.getName())) {
3709                            MucOptions.User user = AbstractParser.parseItem(conversation, child);
3710                            user.setOnline(false);
3711                            if (!user.realJidMatchesAccount()) {
3712                                boolean isNew = conversation.getMucOptions().updateUser(user);
3713                                Contact contact = user.getContact();
3714                                if (omemoEnabled
3715                                        && isNew
3716                                        && user.getRealJid() != null
3717                                        && (contact == null || !contact.mutualPresenceSubscription())
3718                                        && axolotlService.hasEmptyDeviceList(user.getRealJid())) {
3719                                    axolotlService.fetchDeviceIds(user.getRealJid());
3720                                }
3721                            }
3722                        }
3723                    }
3724                } else {
3725                    success = false;
3726                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": could not request affiliation " + affiliations.get(i) + " in " + conversation.getJid().asBareJid());
3727                }
3728                ++i;
3729                if (i >= affiliations.size()) {
3730                    List<Jid> members = conversation.getMucOptions().getMembers(true);
3731                    if (success) {
3732                        List<Jid> cryptoTargets = conversation.getAcceptedCryptoTargets();
3733                        boolean changed = false;
3734                        for (ListIterator<Jid> iterator = cryptoTargets.listIterator(); iterator.hasNext(); ) {
3735                            Jid jid = iterator.next();
3736                            if (!members.contains(jid) && !members.contains(jid.getDomain())) {
3737                                iterator.remove();
3738                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": removed " + jid + " from crypto targets of " + conversation.getName());
3739                                changed = true;
3740                            }
3741                        }
3742                        if (changed) {
3743                            conversation.setAcceptedCryptoTargets(cryptoTargets);
3744                            updateConversation(conversation);
3745                        }
3746                    }
3747                    getAvatarService().clear(conversation);
3748                    updateMucRosterUi();
3749                    updateConversationUi();
3750                }
3751            }
3752        };
3753        for (String affiliation : affiliations) {
3754            final var x = mIqGenerator.queryAffiliation(conversation, affiliation);
3755            sendIqPacket(account, x, callback);
3756        }
3757        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": fetching members for " + conversation.getName());
3758    }
3759
3760    public void providePasswordForMuc(final Conversation conversation, final String password) {
3761        if (conversation.getMode() == Conversation.MODE_MULTI) {
3762            conversation.getMucOptions().setPassword(password);
3763            if (conversation.getBookmark() != null) {
3764                final Bookmark bookmark = conversation.getBookmark();
3765                bookmark.setAutojoin(true);
3766                createBookmark(conversation.getAccount(), bookmark);
3767            }
3768            updateConversation(conversation);
3769            joinMuc(conversation);
3770        }
3771    }
3772
3773    public void deleteAvatar(final Account account) {
3774        final AtomicBoolean executed = new AtomicBoolean(false);
3775        final Runnable onDeleted =
3776                () -> {
3777                    if (executed.compareAndSet(false, true)) {
3778                        account.setAvatar(null);
3779                        databaseBackend.updateAccount(account);
3780                        getAvatarService().clear(account);
3781                        updateAccountUi();
3782                    }
3783                };
3784        deleteVcardAvatar(account, onDeleted);
3785        deletePepNode(account, Namespace.AVATAR_DATA);
3786        deletePepNode(account, Namespace.AVATAR_METADATA, onDeleted);
3787    }
3788
3789    public void deletePepNode(final Account account, final String node) {
3790        deletePepNode(account, node, null);
3791    }
3792
3793    private void deletePepNode(final Account account, final String node, final Runnable runnable) {
3794        final Iq request = mIqGenerator.deleteNode(node);
3795        sendIqPacket(account, request, (packet) -> {
3796            if (packet.getType() == Iq.Type.RESULT) {
3797                Log.d(Config.LOGTAG,account.getJid().asBareJid()+": successfully deleted pep node "+node);
3798                if (runnable != null) {
3799                    runnable.run();
3800                }
3801            } else {
3802                Log.d(Config.LOGTAG,account.getJid().asBareJid()+": failed to delete "+ packet);
3803            }
3804        });
3805    }
3806
3807    private void deleteVcardAvatar(final Account account, @NonNull final Runnable runnable) {
3808        final Iq retrieveVcard = mIqGenerator.retrieveVcardAvatar(account.getJid().asBareJid());
3809        sendIqPacket(account, retrieveVcard, (response) -> {
3810            if (response.getType() != Iq.Type.RESULT) {
3811                Log.d(Config.LOGTAG,account.getJid().asBareJid()+": no vCard set. nothing to do");
3812                return;
3813            }
3814            final Element vcard = response.findChild("vCard", "vcard-temp");
3815            if (vcard == null) {
3816                Log.d(Config.LOGTAG,account.getJid().asBareJid()+": no vCard set. nothing to do");
3817                return;
3818            }
3819            Element photo = vcard.findChild("PHOTO");
3820            if (photo == null) {
3821                photo = vcard.addChild("PHOTO");
3822            }
3823            photo.clearChildren();
3824            final Iq publication = new Iq(Iq.Type.SET);
3825            publication.setTo(account.getJid().asBareJid());
3826            publication.addChild(vcard);
3827            sendIqPacket(account, publication, (publicationResponse) -> {
3828                if (publicationResponse.getType() == Iq.Type.RESULT) {
3829                    Log.d(Config.LOGTAG,account.getJid().asBareJid()+": successfully deleted vcard avatar");
3830                    runnable.run();
3831                } else {
3832                    Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
3833                }
3834            });
3835        });
3836    }
3837
3838    private boolean hasEnabledAccounts() {
3839        if (this.accounts == null) {
3840            return false;
3841        }
3842        for (final Account account : this.accounts) {
3843            if (account.isConnectionEnabled()) {
3844                return true;
3845            }
3846        }
3847        return false;
3848    }
3849
3850
3851    public void getAttachments(final Conversation conversation, int limit, final OnMediaLoaded onMediaLoaded) {
3852        getAttachments(conversation.getAccount(), conversation.getJid().asBareJid(), limit, onMediaLoaded);
3853    }
3854
3855    public void getAttachments(final Account account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3856        getAttachments(account.getUuid(), jid.asBareJid(), limit, onMediaLoaded);
3857    }
3858
3859
3860    public void getAttachments(final String account, final Jid jid, final int limit, final OnMediaLoaded onMediaLoaded) {
3861        new Thread(() -> onMediaLoaded.onMediaLoaded(fileBackend.convertToAttachments(databaseBackend.getRelativeFilePaths(account, jid, limit)))).start();
3862    }
3863
3864    public void persistSelfNick(final MucOptions.User self) {
3865        final Conversation conversation = self.getConversation();
3866        final boolean tookProposedNickFromBookmark = conversation.getMucOptions().isTookProposedNickFromBookmark();
3867        Jid full = self.getFullJid();
3868        if (!full.equals(conversation.getJid())) {
3869            Log.d(Config.LOGTAG, "nick changed. updating");
3870            conversation.setContactJid(full);
3871            databaseBackend.updateConversation(conversation);
3872        }
3873
3874        final String nick = self.getNick();
3875        final Bookmark bookmark = conversation.getBookmark();
3876        final String bookmarkedNick = bookmark == null ? null : bookmark.getNick();
3877        if (bookmark != null && (tookProposedNickFromBookmark || Strings.isNullOrEmpty(bookmarkedNick)) && !nick.equals(bookmarkedNick)) {
3878            final Account account = conversation.getAccount();
3879            final String defaultNick = MucOptions.defaultNick(account);
3880            if (Strings.isNullOrEmpty(bookmarkedNick) && full.getResource().equals(defaultNick)) {
3881                return;
3882            }
3883            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": persist nick '" + nick + "' into bookmark for " + conversation.getJid().asBareJid());
3884            bookmark.setNick(nick);
3885            createBookmark(bookmark.getAccount(), bookmark);
3886        }
3887    }
3888
3889    public void presenceToMuc(final Conversation conversation) {
3890        final MucOptions options = conversation.getMucOptions();
3891        if (options.online()) {
3892            Account account = conversation.getAccount();
3893            final Jid joinJid = options.getSelf().getFullJid();
3894            final var packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), options.getSelf().getNick());
3895            packet.setTo(joinJid);
3896            sendPresencePacket(account, packet);
3897        }
3898    }
3899
3900    public boolean renameInMuc(final Conversation conversation, final String nick, final UiCallback<Conversation> callback) {
3901        final MucOptions options = conversation.getMucOptions();
3902        final Jid joinJid = options.createJoinJid(nick);
3903        if (joinJid == null) {
3904            return false;
3905        }
3906        if (options.online()) {
3907            maybeRegisterWithMuc(conversation, nick);
3908
3909            Account account = conversation.getAccount();
3910            options.setOnRenameListener(new OnRenameListener() {
3911
3912                @Override
3913                public void onSuccess() {
3914                    final var packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), nick);
3915                    packet.setTo(joinJid);
3916                    sendPresencePacket(account, packet);
3917                    callback.success(conversation);
3918                }
3919
3920                @Override
3921                public void onFailure() {
3922                    callback.error(R.string.nick_in_use, conversation);
3923                }
3924            });
3925
3926            final var packet = mPresenceGenerator.selfPresence(account, Presence.Status.ONLINE, options.nonanonymous(), nick);
3927            packet.setTo(joinJid);
3928            sendPresencePacket(account, packet);
3929        } else {
3930            conversation.setContactJid(joinJid);
3931            databaseBackend.updateConversation(conversation);
3932            if (conversation.getAccount().getStatus() == Account.State.ONLINE) {
3933                Bookmark bookmark = conversation.getBookmark();
3934                if (bookmark != null) {
3935                    bookmark.setNick(nick);
3936                    createBookmark(bookmark.getAccount(), bookmark);
3937                }
3938                joinMuc(conversation);
3939            }
3940        }
3941        return true;
3942    }
3943
3944    public void leaveMuc(Conversation conversation) {
3945        leaveMuc(conversation, false);
3946    }
3947
3948    private void leaveMuc(Conversation conversation, boolean now) {
3949        final Account account = conversation.getAccount();
3950        synchronized (account.pendingConferenceJoins) {
3951            account.pendingConferenceJoins.remove(conversation);
3952        }
3953        synchronized (account.pendingConferenceLeaves) {
3954            account.pendingConferenceLeaves.remove(conversation);
3955        }
3956        if (account.getStatus() == Account.State.ONLINE || now) {
3957            sendPresencePacket(conversation.getAccount(), mPresenceGenerator.leave(conversation.getMucOptions()));
3958            conversation.getMucOptions().setOffline();
3959            Bookmark bookmark = conversation.getBookmark();
3960            if (bookmark != null) {
3961                bookmark.setConversation(null);
3962            }
3963            Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": leaving muc " + conversation.getJid());
3964        } else {
3965            synchronized (account.pendingConferenceLeaves) {
3966                account.pendingConferenceLeaves.add(conversation);
3967            }
3968        }
3969    }
3970
3971    public String findConferenceServer(final Account account) {
3972        String server;
3973        if (account.getXmppConnection() != null) {
3974            server = account.getXmppConnection().getMucServer();
3975            if (server != null) {
3976                return server;
3977            }
3978        }
3979        for (Account other : getAccounts()) {
3980            if (other != account && other.getXmppConnection() != null) {
3981                server = other.getXmppConnection().getMucServer();
3982                if (server != null) {
3983                    return server;
3984                }
3985            }
3986        }
3987        return null;
3988    }
3989
3990
3991    public void createPublicChannel(final Account account, final String name, final Jid address, final UiCallback<Conversation> callback) {
3992        joinMuc(findOrCreateConversation(account, address, true, false, true), conversation -> {
3993            final Bundle configuration = IqGenerator.defaultChannelConfiguration();
3994            if (!TextUtils.isEmpty(name)) {
3995                configuration.putString("muc#roomconfig_roomname", name);
3996            }
3997            pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
3998                @Override
3999                public void onPushSucceeded() {
4000                    saveConversationAsBookmark(conversation, name);
4001                    callback.success(conversation);
4002                }
4003
4004                @Override
4005                public void onPushFailed() {
4006                    if (conversation.getMucOptions().getSelf().getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
4007                        callback.error(R.string.unable_to_set_channel_configuration, conversation);
4008                    } else {
4009                        callback.error(R.string.joined_an_existing_channel, conversation);
4010                    }
4011                }
4012            });
4013        });
4014    }
4015
4016    public boolean createAdhocConference(final Account account,
4017                                         final String name,
4018                                         final Iterable<Jid> jids,
4019                                         final UiCallback<Conversation> callback) {
4020        Log.d(Config.LOGTAG, account.getJid().asBareJid().toString() + ": creating adhoc conference with " + jids.toString());
4021        if (account.getStatus() == Account.State.ONLINE) {
4022            try {
4023                String server = findConferenceServer(account);
4024                if (server == null) {
4025                    if (callback != null) {
4026                        callback.error(R.string.no_conference_server_found, null);
4027                    }
4028                    return false;
4029                }
4030                final Jid jid = Jid.of(CryptoHelper.pronounceable(), server, null);
4031                final Conversation conversation = findOrCreateConversation(account, jid, true, false, true);
4032                joinMuc(conversation, new OnConferenceJoined() {
4033                    @Override
4034                    public void onConferenceJoined(final Conversation conversation) {
4035                        final Bundle configuration = IqGenerator.defaultGroupChatConfiguration();
4036                        if (!TextUtils.isEmpty(name)) {
4037                            configuration.putString("muc#roomconfig_roomname", name);
4038                        }
4039                        pushConferenceConfiguration(conversation, configuration, new OnConfigurationPushed() {
4040                            @Override
4041                            public void onPushSucceeded() {
4042                                for (Jid invite : jids) {
4043                                    invite(conversation, invite);
4044                                }
4045                                for (String resource : account.getSelfContact().getPresences().toResourceArray()) {
4046                                    if (resource == null || "".equals(resource)) continue;
4047                                    Jid other = account.getJid().withResource(resource);
4048                                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending direct invite to " + other);
4049                                    directInvite(conversation, other);
4050                                }
4051                                saveConversationAsBookmark(conversation, name);
4052                                if (callback != null) {
4053                                    callback.success(conversation);
4054                                }
4055                            }
4056
4057                            @Override
4058                            public void onPushFailed() {
4059                                archiveConversation(conversation);
4060                                if (callback != null) {
4061                                    callback.error(R.string.conference_creation_failed, conversation);
4062                                }
4063                            }
4064                        });
4065                    }
4066                });
4067                return true;
4068            } catch (IllegalArgumentException e) {
4069                if (callback != null) {
4070                    callback.error(R.string.conference_creation_failed, null);
4071                }
4072                return false;
4073            }
4074        } else {
4075            if (callback != null) {
4076                callback.error(R.string.not_connected_try_again, null);
4077            }
4078            return false;
4079        }
4080    }
4081
4082    public void checkIfMuc(final Account account, final Jid jid, Consumer<Boolean> cb) {
4083        if (jid.isDomainJid()) {
4084            // Spec basically says MUC needs to have a node
4085            // And also specifies that MUC and MUC service should have the same identity...
4086            cb.accept(false);
4087            return;
4088        }
4089
4090        final var request = mIqGenerator.queryDiscoInfo(jid.asBareJid());
4091        sendIqPacket(account, request, (reply) -> {
4092            final var result = new ServiceDiscoveryResult(reply);
4093            cb.accept(
4094                result.getFeatures().contains("http://jabber.org/protocol/muc") &&
4095                result.hasIdentity("conference", null)
4096            );
4097        });
4098    }
4099
4100    public void fetchConferenceConfiguration(final Conversation conversation) {
4101        fetchConferenceConfiguration(conversation, null);
4102    }
4103
4104    public void fetchConferenceConfiguration(final Conversation conversation, final OnConferenceConfigurationFetched callback) {
4105        final Iq request = mIqGenerator.queryDiscoInfo(conversation.getJid().asBareJid());
4106        final var account = conversation.getAccount();
4107        sendIqPacket(account, request, response -> {
4108            if (response.getType() == Iq.Type.RESULT) {
4109                final MucOptions mucOptions = conversation.getMucOptions();
4110                final Bookmark bookmark = conversation.getBookmark();
4111                final boolean sameBefore = StringUtils.equals(bookmark == null ? null : bookmark.getBookmarkName(), mucOptions.getName());
4112
4113                if (mucOptions.updateConfiguration(new ServiceDiscoveryResult(response))) {
4114                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": muc configuration changed for " + conversation.getJid().asBareJid());
4115                    updateConversation(conversation);
4116                }
4117
4118                if (bookmark != null && (sameBefore || bookmark.getBookmarkName() == null)) {
4119                    if (bookmark.setBookmarkName(StringUtils.nullOnEmpty(mucOptions.getName()))) {
4120                        createBookmark(account, bookmark);
4121                    }
4122                }
4123
4124
4125                if (callback != null) {
4126                    callback.onConferenceConfigurationFetched(conversation);
4127                }
4128
4129
4130                updateConversationUi();
4131            } else if (response.getType() == Iq.Type.TIMEOUT) {
4132                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": received timeout waiting for conference configuration fetch");
4133            } else {
4134                if (callback != null) {
4135                    callback.onFetchFailed(conversation, response.getErrorCondition());
4136                }
4137            }
4138        });
4139    }
4140
4141    public void pushNodeConfiguration(Account account, final String node, final Bundle options, final OnConfigurationPushed callback) {
4142        pushNodeConfiguration(account, account.getJid().asBareJid(), node, options, callback);
4143    }
4144
4145    public void pushNodeConfiguration(Account account, final Jid jid, final String node, final Bundle options, final OnConfigurationPushed callback) {
4146        Log.d(Config.LOGTAG, "pushing node configuration");
4147        sendIqPacket(account, mIqGenerator.requestPubsubConfiguration(jid, node), responseToRequest -> {
4148            if (responseToRequest.getType() == Iq.Type.RESULT) {
4149                Element pubsub = responseToRequest.findChild("pubsub", "http://jabber.org/protocol/pubsub#owner");
4150                Element configuration = pubsub == null ? null : pubsub.findChild("configure");
4151                Element x = configuration == null ? null : configuration.findChild("x", Namespace.DATA);
4152                if (x != null) {
4153                    final Data data = Data.parse(x);
4154                    data.submit(options);
4155                    sendIqPacket(account, mIqGenerator.publishPubsubConfiguration(jid, node, data), responseToPublish -> {
4156                        if (responseToPublish.getType() == Iq.Type.RESULT && callback != null) {
4157                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully changed node configuration for node " + node);
4158                            callback.onPushSucceeded();
4159                        } else if (responseToPublish.getType() == Iq.Type.ERROR && callback != null) {
4160                            callback.onPushFailed();
4161                        }
4162                    });
4163                } else if (callback != null) {
4164                    callback.onPushFailed();
4165                }
4166            } else if (responseToRequest.getType() == Iq.Type.ERROR && callback != null) {
4167                callback.onPushFailed();
4168            }
4169        });
4170    }
4171
4172    public void pushConferenceConfiguration(final Conversation conversation, final Bundle options, final OnConfigurationPushed callback) {
4173        if (options.getString("muc#roomconfig_whois", "moderators").equals("anyone")) {
4174            conversation.setAttribute("accept_non_anonymous", true);
4175            updateConversation(conversation);
4176        }
4177        if (options.containsKey("muc#roomconfig_moderatedroom")) {
4178            final boolean moderated = "1".equals(options.getString("muc#roomconfig_moderatedroom"));
4179            options.putString("members_by_default", moderated ? "0" : "1");
4180        }
4181        if (options.containsKey("muc#roomconfig_allowpm")) {
4182            // ejabberd :-/
4183            final boolean allow = "anyone".equals(options.getString("muc#roomconfig_allowpm"));
4184            options.putString("allow_private_messages", allow ? "1" : "0");
4185            options.putString("allow_private_messages_from_visitors", allow ? "anyone" : "nobody");
4186        }
4187        final var account = conversation.getAccount();
4188        final Iq request = new Iq(Iq.Type.GET);
4189        request.setTo(conversation.getJid().asBareJid());
4190        request.query("http://jabber.org/protocol/muc#owner");
4191        sendIqPacket(account, request, response -> {
4192            if (response.getType() == Iq.Type.RESULT) {
4193                final Data data = Data.parse(response.query().findChild("x", Namespace.DATA));
4194                data.submit(options);
4195                final Iq set = new Iq(Iq.Type.SET);
4196                set.setTo(conversation.getJid().asBareJid());
4197                set.query("http://jabber.org/protocol/muc#owner").addChild(data);
4198                sendIqPacket(account, set, packet -> {
4199                    if (callback != null) {
4200                        if (packet.getType() == Iq.Type.RESULT) {
4201                            callback.onPushSucceeded();
4202                        } else {
4203                            Log.d(Config.LOGTAG,"failed: "+packet.toString());
4204                            callback.onPushFailed();
4205                        }
4206                    }
4207                });
4208            } else {
4209                if (callback != null) {
4210                    callback.onPushFailed();
4211                }
4212            }
4213        });
4214    }
4215
4216    public void pushSubjectToConference(final Conversation conference, final String subject) {
4217        final var packet = this.getMessageGenerator().conferenceSubject(conference, StringUtils.nullOnEmpty(subject));
4218        this.sendMessagePacket(conference.getAccount(), packet);
4219    }
4220
4221    public void requestVoice(final Account account, final Jid jid) {
4222        final var packet = this.getMessageGenerator().requestVoice(jid);
4223        this.sendMessagePacket(account, packet);
4224    }
4225
4226    public void changeAffiliationInConference(final Conversation conference, Jid user, final MucOptions.Affiliation affiliation, final OnAffiliationChanged callback) {
4227        final Jid jid = user.asBareJid();
4228        final Iq request = this.mIqGenerator.changeAffiliation(conference, jid, affiliation.toString());
4229        sendIqPacket(conference.getAccount(), request, (response) -> {
4230            if (response.getType() == Iq.Type.RESULT) {
4231                conference.getMucOptions().changeAffiliation(jid, affiliation);
4232                getAvatarService().clear(conference);
4233                if (callback != null) {
4234                    callback.onAffiliationChangedSuccessful(jid);
4235                } else {
4236                    Log.d(Config.LOGTAG, "changed affiliation of " + user + " to " + affiliation);
4237                }
4238            } else if (callback != null) {
4239                callback.onAffiliationChangeFailed(jid, R.string.could_not_change_affiliation);
4240            } else {
4241                Log.d(Config.LOGTAG, "unable to change affiliation");
4242            }
4243        });
4244    }
4245
4246    public void changeRoleInConference(final Conversation conference, final String nick, MucOptions.Role role) {
4247        final var account =conference.getAccount();
4248        final Iq request = this.mIqGenerator.changeRole(conference, nick, role.toString());
4249        sendIqPacket(account, request, (packet) -> {
4250            if (packet.getType() != Iq.Type.RESULT) {
4251                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to change role of " + nick);
4252            }
4253        });
4254    }
4255
4256    public void moderateMessage(final Account account, final Message m, final String reason) {
4257        final var request = this.mIqGenerator.moderateMessage(account, m, reason);
4258        sendIqPacket(account, request, (packet) -> {
4259            if (packet.getType() != Iq.Type.RESULT) {
4260                showErrorToastInUi(R.string.unable_to_moderate);
4261                Log.d(Config.LOGTAG, account.getJid().asBareJid() + " unable to moderate: " + packet);
4262            }
4263        });
4264    }
4265
4266    public void destroyRoom(final Conversation conversation, final OnRoomDestroy callback) {
4267        final Iq request = new Iq(Iq.Type.SET);
4268        request.setTo(conversation.getJid().asBareJid());
4269        request.query("http://jabber.org/protocol/muc#owner").addChild("destroy");
4270        sendIqPacket(conversation.getAccount(), request, response -> {
4271            if (response.getType() == Iq.Type.RESULT) {
4272                if (callback != null) {
4273                    callback.onRoomDestroySucceeded();
4274                }
4275            } else if (response.getType() == Iq.Type.ERROR) {
4276                if (callback != null) {
4277                    callback.onRoomDestroyFailed();
4278                }
4279            }
4280        });
4281    }
4282
4283    private void disconnect(final Account account, boolean force) {
4284        final XmppConnection connection = account.getXmppConnection();
4285        if (connection == null) {
4286            return;
4287        }
4288        if (!force) {
4289            final List<Conversation> conversations = getConversations();
4290            for (Conversation conversation : conversations) {
4291                if (conversation.getAccount() == account) {
4292                    if (conversation.getMode() == Conversation.MODE_MULTI) {
4293                        leaveMuc(conversation, true);
4294                    }
4295                }
4296            }
4297            sendOfflinePresence(account);
4298        }
4299        connection.disconnect(force);
4300    }
4301
4302    @Override
4303    public IBinder onBind(Intent intent) {
4304        return mBinder;
4305    }
4306
4307    public void deleteMessage(Message message) {
4308        mScheduledMessages.remove(message.getUuid());
4309        databaseBackend.deleteMessage(message.getUuid());
4310        ((Conversation) message.getConversation()).remove(message);
4311        updateConversationUi();
4312    }
4313
4314    public void updateMessage(Message message) {
4315        updateMessage(message, true);
4316    }
4317
4318    public void updateMessage(Message message, boolean includeBody) {
4319        databaseBackend.updateMessage(message, includeBody);
4320        updateConversationUi();
4321    }
4322
4323    public void createMessageAsync(final Message message) {
4324        mDatabaseWriterExecutor.execute(() -> databaseBackend.createMessage(message));
4325    }
4326
4327    public void updateMessage(Message message, String uuid) {
4328        if (!databaseBackend.updateMessage(message, uuid)) {
4329            Log.e(Config.LOGTAG, "error updated message in DB after edit");
4330        }
4331        updateConversationUi();
4332    }
4333
4334    public void syncDirtyContacts(Account account) {
4335        for (Contact contact : account.getRoster().getContacts()) {
4336            if (contact.getOption(Contact.Options.DIRTY_PUSH)) {
4337                pushContactToServer(contact);
4338            }
4339            if (contact.getOption(Contact.Options.DIRTY_DELETE)) {
4340                deleteContactOnServer(contact);
4341            }
4342        }
4343    }
4344
4345    protected void unregisterPhoneAccounts(final Account account) {
4346        for (final Contact contact : account.getRoster().getContacts()) {
4347            if (!contact.showInRoster()) {
4348                contact.unregisterAsPhoneAccount(this);
4349            }
4350        }
4351    }
4352
4353    public void createContact(final Contact contact, final boolean autoGrant) {
4354        createContact(contact, autoGrant, null);
4355    }
4356
4357    public void createContact(final Contact contact, final boolean autoGrant, final String preAuth) {
4358        if (autoGrant) {
4359            contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
4360            contact.setOption(Contact.Options.ASKING);
4361        }
4362        pushContactToServer(contact, preAuth);
4363    }
4364
4365    public void pushContactToServer(final Contact contact) {
4366        pushContactToServer(contact, null);
4367    }
4368
4369    private void pushContactToServer(final Contact contact, final String preAuth) {
4370        contact.resetOption(Contact.Options.DIRTY_DELETE);
4371        contact.setOption(Contact.Options.DIRTY_PUSH);
4372        final Account account = contact.getAccount();
4373        if (account.getStatus() == Account.State.ONLINE) {
4374            final boolean ask = contact.getOption(Contact.Options.ASKING);
4375            final boolean sendUpdates = contact
4376                    .getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)
4377                    && contact.getOption(Contact.Options.PREEMPTIVE_GRANT);
4378            final Iq iq = new Iq(Iq.Type.SET);
4379            iq.query(Namespace.ROSTER).addChild(contact.asElement());
4380            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4381            if (sendUpdates) {
4382                sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact));
4383            }
4384            if (ask) {
4385                sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact, preAuth));
4386            }
4387        } else {
4388            syncRoster(contact.getAccount());
4389        }
4390    }
4391
4392    public void publishMucAvatar(final Conversation conversation, final Uri image, final OnAvatarPublication callback) {
4393        new Thread(() -> {
4394            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4395            final int size = Config.AVATAR_SIZE;
4396            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
4397            if (avatar != null) {
4398                if (!getFileBackend().save(avatar)) {
4399                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
4400                    return;
4401                }
4402                avatar.owner = conversation.getJid().asBareJid();
4403                publishMucAvatar(conversation, avatar, callback);
4404            } else {
4405                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
4406            }
4407        }).start();
4408    }
4409
4410    public void publishAvatar(final Account account, final Uri image, final OnAvatarPublication callback) {
4411        new Thread(() -> {
4412            final Bitmap.CompressFormat format = Config.AVATAR_FORMAT;
4413            final int size = Config.AVATAR_SIZE;
4414            final Avatar avatar = getFileBackend().getPepAvatar(image, size, format);
4415            if (avatar != null) {
4416                if (!getFileBackend().save(avatar)) {
4417                    Log.d(Config.LOGTAG, "unable to save vcard");
4418                    callback.onAvatarPublicationFailed(R.string.error_saving_avatar);
4419                    return;
4420                }
4421                publishAvatar(account, avatar, callback);
4422            } else {
4423                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_converting);
4424            }
4425        }).start();
4426
4427    }
4428
4429    private void publishMucAvatar(Conversation conversation, Avatar avatar, OnAvatarPublication callback) {
4430        final var account = conversation.getAccount();
4431        final Iq retrieve = mIqGenerator.retrieveVcardAvatar(avatar);
4432        sendIqPacket(account, retrieve, (response) -> {
4433            boolean itemNotFound = response.getType() == Iq.Type.ERROR && response.hasChild("error") && response.findChild("error").hasChild("item-not-found");
4434            if (response.getType() == Iq.Type.RESULT || itemNotFound) {
4435                Element vcard = response.findChild("vCard", "vcard-temp");
4436                if (vcard == null) {
4437                    vcard = new Element("vCard", "vcard-temp");
4438                }
4439                Element photo = vcard.findChild("PHOTO");
4440                if (photo == null) {
4441                    photo = vcard.addChild("PHOTO");
4442                }
4443                photo.clearChildren();
4444                photo.addChild("TYPE").setContent(avatar.type);
4445                photo.addChild("BINVAL").setContent(avatar.image);
4446                final Iq publication = new Iq(Iq.Type.SET);
4447                publication.setTo(conversation.getJid().asBareJid());
4448                publication.addChild(vcard);
4449                sendIqPacket(account, publication, (publicationResponse) -> {
4450                    if (publicationResponse.getType() == Iq.Type.RESULT) {
4451                        callback.onAvatarPublicationSucceeded();
4452                    } else {
4453                        Log.d(Config.LOGTAG, "failed to publish vcard " + publicationResponse.getErrorCondition());
4454                        callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4455                    }
4456                });
4457            } else {
4458                Log.d(Config.LOGTAG, "failed to request vcard " + response);
4459                callback.onAvatarPublicationFailed(R.string.error_publish_avatar_no_server_support);
4460            }
4461        });
4462    }
4463
4464    public void publishAvatar(Account account, final Avatar avatar, final OnAvatarPublication callback) {
4465        final Bundle options;
4466        if (account.getXmppConnection().getFeatures().pepPublishOptions()) {
4467            options = PublishOptions.openAccess();
4468        } else {
4469            options = null;
4470        }
4471        publishAvatar(account, avatar, options, true, callback);
4472    }
4473
4474    public void publishAvatar(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
4475        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": publishing avatar. options=" + options);
4476        final Iq packet = this.mIqGenerator.publishAvatar(avatar, options);
4477        this.sendIqPacket(account, packet, result -> {
4478            if (result.getType() == Iq.Type.RESULT) {
4479                publishAvatarMetadata(account, avatar, options, true, callback);
4480            } else if (retry && PublishOptions.preconditionNotMet(result)) {
4481                pushNodeConfiguration(account, Namespace.AVATAR_DATA, options, new OnConfigurationPushed() {
4482                    @Override
4483                    public void onPushSucceeded() {
4484                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar node");
4485                        publishAvatar(account, avatar, options, false, callback);
4486                    }
4487
4488                    @Override
4489                    public void onPushFailed() {
4490                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar node");
4491                        publishAvatar(account, avatar, null, false, callback);
4492                    }
4493                });
4494            } else {
4495                Element error = result.findChild("error");
4496                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": server rejected avatar " + (avatar.size / 1024) + "KiB " + (error != null ? error.toString() : ""));
4497                if (callback != null) {
4498                    callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4499                }
4500            }
4501        });
4502    }
4503
4504    public void publishAvatarMetadata(Account account, final Avatar avatar, final Bundle options, final boolean retry, final OnAvatarPublication callback) {
4505        final Iq packet = XmppConnectionService.this.mIqGenerator.publishAvatarMetadata(avatar, options);
4506        sendIqPacket(account, packet, result -> {
4507            if (result.getType() == Iq.Type.RESULT) {
4508                if (account.setAvatar(avatar.getFilename())) {
4509                    getAvatarService().clear(account);
4510                    databaseBackend.updateAccount(account);
4511                    notifyAccountAvatarHasChanged(account);
4512                }
4513                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": published avatar " + (avatar.size / 1024) + "KiB");
4514                if (callback != null) {
4515                    callback.onAvatarPublicationSucceeded();
4516                }
4517            } else if (retry && PublishOptions.preconditionNotMet(result)) {
4518                pushNodeConfiguration(account, Namespace.AVATAR_METADATA, options, new OnConfigurationPushed() {
4519                    @Override
4520                    public void onPushSucceeded() {
4521                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": changed node configuration for avatar meta data node");
4522                        publishAvatarMetadata(account, avatar, options, false, callback);
4523                    }
4524
4525                    @Override
4526                    public void onPushFailed() {
4527                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to change node configuration for avatar meta data node");
4528                        publishAvatarMetadata(account, avatar, null, false, callback);
4529                    }
4530                });
4531            } else {
4532                if (callback != null) {
4533                    callback.onAvatarPublicationFailed(R.string.error_publish_avatar_server_reject);
4534                }
4535            }
4536        });
4537    }
4538
4539    public void republishAvatarIfNeeded(Account account) {
4540        if (account.getAxolotlService().isPepBroken()) {
4541            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": skipping republication of avatar because pep is broken");
4542            return;
4543        }
4544        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4545        this.sendIqPacket(account, packet, new Consumer<Iq>() {
4546
4547            private Avatar parseAvatar(Iq packet) {
4548                Element pubsub = packet.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4549                if (pubsub != null) {
4550                    Element items = pubsub.findChild("items");
4551                    if (items != null) {
4552                        return Avatar.parseMetadata(items);
4553                    }
4554                }
4555                return null;
4556            }
4557
4558            private boolean errorIsItemNotFound(Iq packet) {
4559                Element error = packet.findChild("error");
4560                return packet.getType() == Iq.Type.ERROR
4561                        && error != null
4562                        && error.hasChild("item-not-found");
4563            }
4564
4565            @Override
4566            public void accept(final Iq packet) {
4567                if (packet.getType() == Iq.Type.RESULT || errorIsItemNotFound(packet)) {
4568                    Avatar serverAvatar = parseAvatar(packet);
4569                    if (serverAvatar == null && account.getAvatar() != null) {
4570                        Avatar avatar = fileBackend.getStoredPepAvatar(account.getAvatar());
4571                        if (avatar != null) {
4572                            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar on server was null. republishing");
4573                            publishAvatar(account, fileBackend.getStoredPepAvatar(account.getAvatar()), null);
4574                        } else {
4575                            Log.e(Config.LOGTAG, account.getJid().asBareJid() + ": error rereading avatar");
4576                        }
4577                    }
4578                }
4579            }
4580        });
4581    }
4582
4583    public void cancelAvatarFetches(final Account account) {
4584        synchronized (mInProgressAvatarFetches) {
4585            for (final Iterator<String> iterator = mInProgressAvatarFetches.iterator(); iterator.hasNext(); ) {
4586                final String KEY = iterator.next();
4587                if (KEY.startsWith(account.getJid().asBareJid() + "_")) {
4588                    iterator.remove();
4589                }
4590            }
4591        }
4592    }
4593
4594    public void fetchAvatar(Account account, Avatar avatar) {
4595        fetchAvatar(account, avatar, null);
4596    }
4597
4598    public void fetchAvatar(Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4599        if (databaseBackend.isBlockedMedia(avatar.cid())) {
4600            if (callback != null) callback.error(0, null);
4601            return;
4602        }
4603
4604        final String KEY = generateFetchKey(account, avatar);
4605        synchronized (this.mInProgressAvatarFetches) {
4606            if (mInProgressAvatarFetches.add(KEY)) {
4607                switch (avatar.origin) {
4608                    case PEP:
4609                        this.mInProgressAvatarFetches.add(KEY);
4610                        fetchAvatarPep(account, avatar, callback);
4611                        break;
4612                    case VCARD:
4613                        this.mInProgressAvatarFetches.add(KEY);
4614                        fetchAvatarVcard(account, avatar, callback);
4615                        break;
4616                }
4617            } else if (avatar.origin == Avatar.Origin.PEP) {
4618                mOmittedPepAvatarFetches.add(KEY);
4619            } else {
4620                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": already fetching " + avatar.origin + " avatar for " + avatar.owner);
4621            }
4622        }
4623    }
4624
4625    private void fetchAvatarPep(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4626        final Iq packet = this.mIqGenerator.retrievePepAvatar(avatar);
4627        sendIqPacket(account, packet, (result) -> {
4628            synchronized (mInProgressAvatarFetches) {
4629                mInProgressAvatarFetches.remove(generateFetchKey(account, avatar));
4630            }
4631            final String ERROR = account.getJid().asBareJid() + ": fetching avatar for " + avatar.owner + " failed ";
4632            if (result.getType() == Iq.Type.RESULT) {
4633                avatar.image = IqParser.avatarData(result);
4634                if (avatar.image != null) {
4635                    if (getFileBackend().save(avatar)) {
4636                        if (account.getJid().asBareJid().equals(avatar.owner)) {
4637                            if (account.setAvatar(avatar.getFilename())) {
4638                                databaseBackend.updateAccount(account);
4639                            }
4640                            getAvatarService().clear(account);
4641                            updateConversationUi();
4642                            updateAccountUi();
4643                        } else {
4644                            final Contact contact = account.getRoster().getContact(avatar.owner);
4645                            contact.setAvatar(avatar);
4646                            syncRoster(account);
4647                            getAvatarService().clear(contact);
4648                            updateConversationUi();
4649                            updateRosterUi(UpdateRosterReason.AVATAR);
4650                        }
4651                        if (callback != null) {
4652                            callback.success(avatar);
4653                        }
4654                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": successfully fetched pep avatar for " + avatar.owner);
4655                        return;
4656                    }
4657                } else {
4658
4659                    Log.d(Config.LOGTAG, ERROR + "(parsing error)");
4660                }
4661            } else {
4662                Element error = result.findChild("error");
4663                if (error == null) {
4664                    Log.d(Config.LOGTAG, ERROR + "(server error)");
4665                } else {
4666                    Log.d(Config.LOGTAG, ERROR + error.toString());
4667                }
4668            }
4669            if (callback != null) {
4670                callback.error(0, null);
4671            }
4672
4673        });
4674    }
4675
4676    private void fetchAvatarVcard(final Account account, final Avatar avatar, final UiCallback<Avatar> callback) {
4677        final Iq packet = this.mIqGenerator.retrieveVcardAvatar(avatar);
4678        this.sendIqPacket(account, packet, response -> {
4679            final boolean previouslyOmittedPepFetch;
4680            synchronized (mInProgressAvatarFetches) {
4681                final String KEY = generateFetchKey(account, avatar);
4682                mInProgressAvatarFetches.remove(KEY);
4683                previouslyOmittedPepFetch = mOmittedPepAvatarFetches.remove(KEY);
4684            }
4685            if (response.getType() == Iq.Type.RESULT) {
4686                Element vCard = response.findChild("vCard", "vcard-temp");
4687                Element photo = vCard != null ? vCard.findChild("PHOTO") : null;
4688                String image = photo != null ? photo.findChildContent("BINVAL") : null;
4689                if (image != null) {
4690                    avatar.image = image;
4691                    if (getFileBackend().save(avatar)) {
4692                        Log.d(Config.LOGTAG, account.getJid().asBareJid()
4693                                + ": successfully fetched vCard avatar for " + avatar.owner + " omittedPep=" + previouslyOmittedPepFetch);
4694                        if (avatar.owner.isBareJid()) {
4695                            if (account.getJid().asBareJid().equals(avatar.owner) && account.getAvatar() == null) {
4696                                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": had no avatar. replacing with vcard");
4697                                account.setAvatar(avatar.getFilename());
4698                                databaseBackend.updateAccount(account);
4699                                getAvatarService().clear(account);
4700                                updateAccountUi();
4701                            } else {
4702                                final Contact contact = account.getRoster().getContact(avatar.owner);
4703                                contact.setAvatar(avatar, previouslyOmittedPepFetch);
4704                                syncRoster(account);
4705                                getAvatarService().clear(contact);
4706                                updateRosterUi(UpdateRosterReason.AVATAR);
4707                            }
4708                            updateConversationUi();
4709                        } else {
4710                            Conversation conversation = find(account, avatar.owner.asBareJid());
4711                            if (conversation != null && conversation.getMode() == Conversation.MODE_MULTI) {
4712                                MucOptions.User user = conversation.getMucOptions().findUserByFullJid(avatar.owner);
4713                                if (user != null) {
4714                                    if (user.setAvatar(avatar)) {
4715                                        getAvatarService().clear(user);
4716                                        updateConversationUi();
4717                                        updateMucRosterUi();
4718                                    }
4719                                    if (user.getRealJid() != null) {
4720                                        Contact contact = account.getRoster().getContact(user.getRealJid());
4721                                        contact.setAvatar(avatar);
4722                                        syncRoster(account);
4723                                        getAvatarService().clear(contact);
4724                                        updateRosterUi(UpdateRosterReason.AVATAR);
4725                                    }
4726                                }
4727                            }
4728                        }
4729                    }
4730                }
4731            }
4732        });
4733    }
4734
4735    public void checkForAvatar(final Account account, final UiCallback<Avatar> callback) {
4736        final Iq packet = this.mIqGenerator.retrieveAvatarMetaData(null);
4737        this.sendIqPacket(account, packet, response -> {
4738            if (response.getType() == Iq.Type.RESULT) {
4739                Element pubsub = response.findChild("pubsub", "http://jabber.org/protocol/pubsub");
4740                if (pubsub != null) {
4741                    Element items = pubsub.findChild("items");
4742                    if (items != null) {
4743                        Avatar avatar = Avatar.parseMetadata(items);
4744                        if (avatar != null) {
4745                            avatar.owner = account.getJid().asBareJid();
4746                            if (fileBackend.isAvatarCached(avatar)) {
4747                                if (account.setAvatar(avatar.getFilename())) {
4748                                    databaseBackend.updateAccount(account);
4749                                }
4750                                getAvatarService().clear(account);
4751                                callback.success(avatar);
4752                            } else {
4753                                fetchAvatarPep(account, avatar, callback);
4754                            }
4755                            return;
4756                        }
4757                    }
4758                }
4759            }
4760            callback.error(0, null);
4761        });
4762    }
4763
4764    public void notifyAccountAvatarHasChanged(final Account account) {
4765        final XmppConnection connection = account.getXmppConnection();
4766        if (connection != null && connection.getFeatures().bookmarksConversion()) {
4767            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": avatar changed. resending presence to online group chats");
4768            for (Conversation conversation : conversations) {
4769                if (conversation.getAccount() == account && conversation.getMode() == Conversational.MODE_MULTI) {
4770                    presenceToMuc(conversation);
4771                }
4772            }
4773        }
4774    }
4775
4776    public void fetchVcard4(Account account, final Contact contact, final Consumer<Element> callback) {
4777        final var packet = this.mIqGenerator.retrieveVcard4(contact.getJid());
4778        sendIqPacket(account, packet, (result) -> {
4779            if (result.getType() == Iq.Type.RESULT) {
4780                final Element item = IqParser.getItem(result);
4781                if (item != null) {
4782                    final Element vcard4 = item.findChild("vcard", Namespace.VCARD4);
4783                    if (vcard4 != null) {
4784                        if (callback != null) {
4785                            callback.accept(vcard4);
4786                        }
4787                        return;
4788                    }
4789                }
4790            } else {
4791                Element error = result.findChild("error");
4792                if (error == null) {
4793                    Log.d(Config.LOGTAG, "fetchVcard4 (server error)");
4794                } else {
4795                    Log.d(Config.LOGTAG, "fetchVcard4 " + error.toString());
4796                }
4797            }
4798            if (callback != null) {
4799                callback.accept(null);
4800            }
4801
4802        });
4803    }
4804
4805    public void deleteContactOnServer(Contact contact) {
4806        contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
4807        contact.resetOption(Contact.Options.DIRTY_PUSH);
4808        contact.setOption(Contact.Options.DIRTY_DELETE);
4809        Account account = contact.getAccount();
4810        if (account.getStatus() == Account.State.ONLINE) {
4811            final Iq iq = new Iq(Iq.Type.SET);
4812            Element item = iq.query(Namespace.ROSTER).addChild("item");
4813            item.setAttribute("jid", contact.getJid());
4814            item.setAttribute("subscription", "remove");
4815            account.getXmppConnection().sendIqPacket(iq, mDefaultIqHandler);
4816        }
4817    }
4818
4819    public void updateConversation(final Conversation conversation) {
4820        mDatabaseWriterExecutor.execute(() -> databaseBackend.updateConversation(conversation));
4821    }
4822
4823    private void reconnectAccount(final Account account, final boolean force, final boolean interactive) {
4824        synchronized (account) {
4825            final XmppConnection existingConnection = account.getXmppConnection();
4826            final XmppConnection connection;
4827            if (existingConnection != null) {
4828                connection = existingConnection;
4829            } else if (account.isConnectionEnabled()) {
4830                connection = createConnection(account);
4831                account.setXmppConnection(connection);
4832            } else {
4833                return;
4834            }
4835            final boolean hasInternet = hasInternetConnection();
4836            if (account.isConnectionEnabled() && hasInternet) {
4837                if (!force) {
4838                    disconnect(account, false);
4839                }
4840                Thread thread = new Thread(connection);
4841                connection.setInteractive(interactive);
4842                connection.prepareNewConnection();
4843                connection.interrupt();
4844                thread.start();
4845                scheduleWakeUpCall(Config.CONNECT_DISCO_TIMEOUT, account.getUuid().hashCode());
4846            } else {
4847                disconnect(account, force || account.getTrueStatus().isError() || !hasInternet);
4848                account.getRoster().clearPresences();
4849                connection.resetEverything();
4850                final AxolotlService axolotlService = account.getAxolotlService();
4851                if (axolotlService != null) {
4852                    axolotlService.resetBrokenness();
4853                }
4854                if (!hasInternet) {
4855                    account.setStatus(Account.State.NO_INTERNET);
4856                }
4857            }
4858        }
4859    }
4860
4861    public void reconnectAccountInBackground(final Account account) {
4862        new Thread(() -> reconnectAccount(account, false, true)).start();
4863    }
4864
4865    public void invite(final Conversation conversation, final Jid contact) {
4866        Log.d(Config.LOGTAG, conversation.getAccount().getJid().asBareJid() + ": inviting " + contact + " to " + conversation.getJid().asBareJid());
4867        final MucOptions.User user = conversation.getMucOptions().findUserByRealJid(contact.asBareJid());
4868        if (user == null || user.getAffiliation() == MucOptions.Affiliation.OUTCAST) {
4869            changeAffiliationInConference(conversation, contact, MucOptions.Affiliation.NONE, null);
4870        }
4871        final var packet = mMessageGenerator.invite(conversation, contact);
4872        sendMessagePacket(conversation.getAccount(), packet);
4873    }
4874
4875    public void directInvite(Conversation conversation, Jid jid) {
4876        final var packet = mMessageGenerator.directInvite(conversation, jid);
4877        sendMessagePacket(conversation.getAccount(), packet);
4878    }
4879
4880    public void resetSendingToWaiting(Account account) {
4881        for (Conversation conversation : getConversations()) {
4882            if (conversation.getAccount() == account) {
4883                conversation.findUnsentTextMessages(message -> markMessage(message, Message.STATUS_WAITING));
4884            }
4885        }
4886    }
4887
4888    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status) {
4889        return markMessage(account, recipient, uuid, status, null);
4890    }
4891
4892    public Message markMessage(final Account account, final Jid recipient, final String uuid, final int status, String errorMessage) {
4893        if (uuid == null) {
4894            return null;
4895        }
4896        for (Conversation conversation : getConversations()) {
4897            if (conversation.getJid().asBareJid().equals(recipient) && conversation.getAccount() == account) {
4898                final Message message = conversation.findSentMessageWithUuidOrRemoteId(uuid);
4899                if (message != null) {
4900                    markMessage(message, status, errorMessage);
4901                }
4902                return message;
4903            }
4904        }
4905        return null;
4906    }
4907
4908    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId) {
4909        return markMessage(conversation, uuid, status, serverMessageId, null, null, null, null, null);
4910    }
4911
4912    public boolean markMessage(final Conversation conversation, final String uuid, final int status, final String serverMessageId, final LocalizedContent body, final Element html, final String subject, final Element thread, final Set<Message.FileParams> attachments) {
4913        if (uuid == null) {
4914            return false;
4915        } else {
4916            final Message message = conversation.findSentMessageWithUuid(uuid);
4917            if (message != null) {
4918                if (message.getServerMsgId() == null) {
4919                    message.setServerMsgId(serverMessageId);
4920                }
4921                if (message.getEncryption() == Message.ENCRYPTION_NONE && (body != null || html != null || subject != null || thread != null || attachments != null)) {
4922                    message.setBody(body.content);
4923                    if (body.count > 1) {
4924                        message.setBodyLanguage(body.language);
4925                    }
4926                    message.setHtml(html);
4927                    message.setSubject(subject);
4928                    message.setThread(thread);
4929                    if (attachments != null && attachments.isEmpty()) {
4930                        message.setRelativeFilePath(null);
4931                        message.resetFileParams();
4932                    }
4933                    markMessage(message, status, null, true);
4934                } else {
4935                    markMessage(message, status);
4936                }
4937                return true;
4938            } else {
4939                return false;
4940            }
4941        }
4942    }
4943
4944    public void markMessage(Message message, int status) {
4945        markMessage(message, status, null);
4946    }
4947
4948
4949    public void markMessage(final Message message, final int status, final String errorMessage) {
4950        markMessage(message, status, errorMessage, false);
4951    }
4952
4953    public void markMessage(final Message message, final int status, final String errorMessage, final boolean includeBody) {
4954        final int oldStatus = message.getStatus();
4955        if (status == Message.STATUS_SEND_FAILED && (oldStatus == Message.STATUS_SEND_RECEIVED || oldStatus == Message.STATUS_SEND_DISPLAYED)) {
4956            return;
4957        }
4958        if (status == Message.STATUS_SEND_RECEIVED && oldStatus == Message.STATUS_SEND_DISPLAYED) {
4959            return;
4960        }
4961        message.setErrorMessage(errorMessage);
4962        message.setStatus(status);
4963        databaseBackend.updateMessage(message, includeBody);
4964        updateConversationUi();
4965        if (oldStatus != status && status == Message.STATUS_SEND_FAILED) {
4966            mNotificationService.pushFailedDelivery(message);
4967        }
4968    }
4969
4970    public SharedPreferences getPreferences() {
4971        return PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
4972    }
4973
4974    public long getAutomaticMessageDeletionDate() {
4975        final long timeout = getLongPreference(AppSettings.AUTOMATIC_MESSAGE_DELETION, R.integer.automatic_message_deletion);
4976        return timeout == 0 ? timeout : (System.currentTimeMillis() - (timeout * 1000));
4977    }
4978
4979    public long getLongPreference(String name, @IntegerRes int res) {
4980        long defaultValue = getResources().getInteger(res);
4981        try {
4982            return Long.parseLong(getPreferences().getString(name, String.valueOf(defaultValue)));
4983        } catch (NumberFormatException e) {
4984            return defaultValue;
4985        }
4986    }
4987
4988    public boolean getBooleanPreference(String name, @BoolRes int res) {
4989        return getPreferences().getBoolean(name, getResources().getBoolean(res));
4990    }
4991
4992    public String getStringPreference(String name, @BoolRes int res) {
4993        return getPreferences().getString(name, getResources().getString(res));
4994    }
4995
4996    public boolean confirmMessages() {
4997        return getBooleanPreference("confirm_messages", R.bool.confirm_messages);
4998    }
4999
5000    public boolean allowMessageCorrection() {
5001        return getBooleanPreference("allow_message_correction", R.bool.allow_message_correction);
5002    }
5003
5004    public boolean sendChatStates() {
5005        return getBooleanPreference("chat_states", R.bool.chat_states);
5006    }
5007
5008    public boolean useTorToConnect() {
5009        return getBooleanPreference("use_tor", R.bool.use_tor);
5010    }
5011
5012    public boolean showExtendedConnectionOptions() {
5013        return getBooleanPreference("show_connection_options", R.bool.show_connection_options);
5014    }
5015
5016    public boolean broadcastLastActivity() {
5017        return getBooleanPreference(AppSettings.BROADCAST_LAST_ACTIVITY, R.bool.last_activity);
5018    }
5019
5020    public int unreadCount() {
5021        int count = 0;
5022        for (Conversation conversation : getConversations()) {
5023            count += conversation.unreadCount(this);
5024        }
5025        return count;
5026    }
5027
5028
5029    private <T> List<T> threadSafeList(Set<T> set) {
5030        synchronized (LISTENER_LOCK) {
5031            return set.isEmpty() ? Collections.emptyList() : new ArrayList<>(set);
5032        }
5033    }
5034
5035    public void showErrorToastInUi(int resId) {
5036        for (OnShowErrorToast listener : threadSafeList(this.mOnShowErrorToasts)) {
5037            listener.onShowErrorToast(resId);
5038        }
5039    }
5040
5041    public void updateConversationUi() {
5042        updateConversationUi(false);
5043    }
5044
5045    public void updateConversationUi(boolean newCaps) {
5046        for (OnConversationUpdate listener : threadSafeList(this.mOnConversationUpdates)) {
5047            listener.onConversationUpdate(newCaps);
5048        }
5049    }
5050
5051    public void notifyJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state) {
5052        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
5053            listener.onJingleRtpConnectionUpdate(account, with, sessionId, state);
5054        }
5055    }
5056
5057    public void notifyJingleRtpConnectionUpdate(CallIntegration.AudioDevice selectedAudioDevice, Set<CallIntegration.AudioDevice> availableAudioDevices) {
5058        for (OnJingleRtpConnectionUpdate listener : threadSafeList(this.onJingleRtpConnectionUpdate)) {
5059            listener.onAudioDeviceChanged(selectedAudioDevice, availableAudioDevices);
5060        }
5061    }
5062
5063    public void updateAccountUi() {
5064        for (final OnAccountUpdate listener : threadSafeList(this.mOnAccountUpdates)) {
5065            listener.onAccountUpdate();
5066        }
5067    }
5068
5069    public void updateRosterUi(final UpdateRosterReason reason) {
5070        if (reason == UpdateRosterReason.PRESENCE) throw new IllegalArgumentException("PRESENCE must also come with a contact");
5071        updateRosterUi(reason, null);
5072    }
5073
5074    public void updateRosterUi(final UpdateRosterReason reason, final Contact contact) {
5075        for (OnRosterUpdate listener : threadSafeList(this.mOnRosterUpdates)) {
5076            listener.onRosterUpdate(reason, contact);
5077        }
5078    }
5079
5080    public boolean displayCaptchaRequest(Account account, String id, Data data, Bitmap captcha) {
5081        if (mOnCaptchaRequested.size() > 0) {
5082            DisplayMetrics metrics = getApplicationContext().getResources().getDisplayMetrics();
5083            Bitmap scaled = Bitmap.createScaledBitmap(captcha, (int) (captcha.getWidth() * metrics.scaledDensity),
5084                    (int) (captcha.getHeight() * metrics.scaledDensity), false);
5085            for (OnCaptchaRequested listener : threadSafeList(this.mOnCaptchaRequested)) {
5086                listener.onCaptchaRequested(account, id, data, scaled);
5087            }
5088            return true;
5089        }
5090        return false;
5091    }
5092
5093    public void updateBlocklistUi(final OnUpdateBlocklist.Status status) {
5094        for (OnUpdateBlocklist listener : threadSafeList(this.mOnUpdateBlocklist)) {
5095            listener.OnUpdateBlocklist(status);
5096        }
5097    }
5098
5099    public void updateMucRosterUi() {
5100        for (OnMucRosterUpdate listener : threadSafeList(this.mOnMucRosterUpdate)) {
5101            listener.onMucRosterUpdate();
5102        }
5103    }
5104
5105    public void keyStatusUpdated(AxolotlService.FetchStatus report) {
5106        for (OnKeyStatusUpdated listener : threadSafeList(this.mOnKeyStatusUpdated)) {
5107            listener.onKeyStatusUpdated(report);
5108        }
5109    }
5110
5111    public Account findAccountByJid(final Jid jid) {
5112        for (final Account account : this.accounts) {
5113            if (account.getJid().asBareJid().equals(jid.asBareJid())) {
5114                return account;
5115            }
5116        }
5117        return null;
5118    }
5119
5120    public Account findAccountByUuid(final String uuid) {
5121        for (Account account : this.accounts) {
5122            if (account.getUuid().equals(uuid)) {
5123                return account;
5124            }
5125        }
5126        return null;
5127    }
5128
5129    public Conversation findConversationByUuid(String uuid) {
5130        for (Conversation conversation : getConversations()) {
5131            if (conversation.getUuid().equals(uuid)) {
5132                return conversation;
5133            }
5134        }
5135        return null;
5136    }
5137
5138    public Conversation findUniqueConversationByJid(XmppUri xmppUri) {
5139        List<Conversation> findings = new ArrayList<>();
5140        for (Conversation c : getConversations()) {
5141            if (c.getAccount().isEnabled() && c.getJid().asBareJid().equals(xmppUri.getJid().asBareJid()) && ((c.getMode() == Conversational.MODE_MULTI) == xmppUri.isAction(XmppUri.ACTION_JOIN))) {
5142                findings.add(c);
5143            }
5144        }
5145        return findings.size() == 1 ? findings.get(0) : null;
5146    }
5147
5148    public boolean markRead(final Conversation conversation, boolean dismiss) {
5149        return markRead(conversation, null, dismiss).size() > 0;
5150    }
5151
5152    public void markRead(final Conversation conversation) {
5153        markRead(conversation, null, true);
5154    }
5155
5156    public List<Message> markRead(final Conversation conversation, String upToUuid, boolean dismiss) {
5157        if (dismiss) {
5158            mNotificationService.clear(conversation);
5159        }
5160        final List<Message> readMessages = conversation.markRead(upToUuid);
5161        if (readMessages.size() > 0) {
5162            Runnable runnable = () -> {
5163                for (Message message : readMessages) {
5164                    databaseBackend.updateMessage(message, false);
5165                }
5166            };
5167            mDatabaseWriterExecutor.execute(runnable);
5168            updateConversationUi();
5169            updateUnreadCountBadge();
5170            return readMessages;
5171        } else {
5172            return readMessages;
5173        }
5174    }
5175
5176    public synchronized void updateUnreadCountBadge() {
5177        int count = unreadCount();
5178        if (unreadCount != count) {
5179            Log.d(Config.LOGTAG, "update unread count to " + count);
5180            if (count > 0) {
5181                ShortcutBadger.applyCount(getApplicationContext(), count);
5182            } else {
5183                ShortcutBadger.removeCount(getApplicationContext());
5184            }
5185            unreadCount = count;
5186        }
5187    }
5188
5189    public void sendReadMarker(final Conversation conversation, final String upToUuid) {
5190        final boolean isPrivateAndNonAnonymousMuc =
5191                conversation.getMode() == Conversation.MODE_MULTI
5192                        && conversation.isPrivateAndNonAnonymous();
5193        final List<Message> readMessages = this.markRead(conversation, upToUuid, true);
5194        if (readMessages.isEmpty()) {
5195            return;
5196        }
5197        final var account = conversation.getAccount();
5198        final var connection = account.getXmppConnection();
5199        updateConversationUi();
5200        final var last =
5201                Iterables.getLast(
5202                        Collections2.filter(
5203                                readMessages,
5204                                m ->
5205                                        !m.isPrivateMessage()
5206                                                && m.getStatus() == Message.STATUS_RECEIVED),
5207                        null);
5208        if (last == null) {
5209            return;
5210        }
5211
5212        final boolean sendDisplayedMarker =
5213                confirmMessages()
5214                        && (last.trusted() || isPrivateAndNonAnonymousMuc)
5215                        && last.getRemoteMsgId() != null
5216                        && (last.markable || isPrivateAndNonAnonymousMuc);
5217        final boolean serverAssist =
5218                connection != null && connection.getFeatures().mdsServerAssist();
5219
5220        final String stanzaId = last.getServerMsgId();
5221
5222        if (sendDisplayedMarker && serverAssist) {
5223            final var mdsDisplayed = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5224            final var packet = mMessageGenerator.confirm(last);
5225            packet.addChild(mdsDisplayed);
5226            if (!last.isPrivateMessage()) {
5227                packet.setTo(packet.getTo().asBareJid());
5228            }
5229            Log.d(Config.LOGTAG,account.getJid().asBareJid()+": server assisted "+packet);
5230            this.sendMessagePacket(account, packet);
5231        } else {
5232            publishMds(last);
5233            // read markers will be sent after MDS to flush the CSI stanza queue
5234            if (sendDisplayedMarker) {
5235                Log.d(
5236                        Config.LOGTAG,
5237                        conversation.getAccount().getJid().asBareJid()
5238                                + ": sending displayed marker to "
5239                                + last.getCounterpart().toString());
5240                final var packet = mMessageGenerator.confirm(last);
5241                this.sendMessagePacket(account, packet);
5242            }
5243        }
5244    }
5245
5246    private void publishMds(@Nullable final Message message) {
5247        final String stanzaId = message == null ? null : message.getServerMsgId();
5248        if (Strings.isNullOrEmpty(stanzaId)) {
5249            return;
5250        }
5251        final Conversation conversation;
5252        final var conversational = message.getConversation();
5253        if (conversational instanceof Conversation c) {
5254            conversation = c;
5255        } else {
5256            return;
5257        }
5258        final var account = conversation.getAccount();
5259        final var connection = account.getXmppConnection();
5260        if (connection == null || !connection.getFeatures().mds()) {
5261            return;
5262        }
5263        final Jid itemId;
5264        if (message.isPrivateMessage()) {
5265            itemId = message.getCounterpart();
5266        } else {
5267            itemId = conversation.getJid().asBareJid();
5268        }
5269        Log.d(Config.LOGTAG,"publishing mds for "+itemId+"/"+stanzaId);
5270        publishMds(account, itemId, stanzaId, conversation);
5271    }
5272
5273    private void publishMds(
5274            final Account account, final Jid itemId, final String stanzaId, final Conversation conversation) {
5275        final var item = mIqGenerator.mdsDisplayed(stanzaId, conversation);
5276        pushNodeAndEnforcePublishOptions(
5277                account,
5278                Namespace.MDS_DISPLAYED,
5279                item,
5280                itemId.toEscapedString(),
5281                PublishOptions.persistentWhitelistAccessMaxItems());
5282    }
5283
5284    public boolean sendReactions(final Message message, final Collection<String> reactions) {
5285        if (message.getConversation() instanceof Conversation conversation) {
5286            final String reactToId;
5287            final Collection<Reaction> combinedReactions;
5288            final var newReactions = new HashSet<>(reactions);
5289            newReactions.removeAll(message.getAggregatedReactions().ourReactions);
5290            if (conversation.getMode() == Conversational.MODE_MULTI) {
5291                final var self = conversation.getMucOptions().getSelf();
5292                final String occupantId = self.getOccupantId();
5293                reactToId = message.getServerMsgId();
5294                combinedReactions =
5295                        Reaction.withMine(
5296                                message.getReactions(),
5297                                reactions,
5298                                false,
5299                                self.getFullJid(),
5300                                conversation.getAccount().getJid(),
5301                                occupantId,
5302                                null);
5303            } else {
5304                if (message.isCarbon() || message.getStatus() == Message.STATUS_RECEIVED) {
5305                    reactToId = message.getRemoteMsgId();
5306                } else {
5307                    reactToId = message.getUuid();
5308                }
5309                combinedReactions =
5310                        Reaction.withFrom(
5311                                message.getReactions(),
5312                                reactions,
5313                                false,
5314                                conversation.getAccount().getJid(),
5315                                null);
5316            }
5317            if (Strings.isNullOrEmpty(reactToId)) {
5318                return false;
5319            }
5320            final var packet =
5321                    mMessageGenerator.reaction(conversation, message, reactToId, reactions);
5322
5323            final var quote = QuoteHelper.quote(MessageUtils.prepareQuote(message)) + "\n";
5324            final var body  = quote + String.join(" ", newReactions);
5325            if (conversation.getNextEncryption() == Message.ENCRYPTION_AXOLOTL && newReactions.size() > 0) {
5326                FILE_ATTACHMENT_EXECUTOR.execute(() -> {
5327                    XmppAxolotlMessage axolotlMessage = conversation.getAccount().getAxolotlService().encrypt(body, conversation);
5328                    packet.setAxolotlMessage(axolotlMessage.toElement());
5329                    packet.addChild("encryption", "urn:xmpp:eme:0")
5330                        .setAttribute("name", "OMEMO")
5331                        .setAttribute("namespace", AxolotlService.PEP_PREFIX);
5332                    sendMessagePacket(conversation.getAccount(), packet);
5333                    message.setReactions(combinedReactions);
5334                    updateMessage(message, false);
5335                });
5336            } else if (conversation.getNextEncryption() == Message.ENCRYPTION_NONE || newReactions.size() < 1) {
5337                if (newReactions.size() > 0) {
5338                    packet.setBody(body);
5339
5340                    packet.addChild("reply", "urn:xmpp:reply:0")
5341                        .setAttribute("to", message.getCounterpart())
5342                        .setAttribute("id", reactToId);
5343                    final var replyFallback = packet.addChild("fallback", "urn:xmpp:fallback:0").setAttribute("for", "urn:xmpp:reply:0");
5344                    replyFallback.addChild("body", "urn:xmpp:fallback:0")
5345                        .setAttribute("start", "0")
5346                        .setAttribute("end", "" + quote.codePointCount(0, quote.length()));
5347
5348                    final var fallback = packet.addChild("fallback", "urn:xmpp:fallback:0").setAttribute("for", "urn:xmpp:reactions:0");
5349                    fallback.addChild("body", "urn:xmpp:fallback:0");
5350                }
5351
5352                sendMessagePacket(conversation.getAccount(), packet);
5353                message.setReactions(combinedReactions);
5354                updateMessage(message, false);
5355            }
5356
5357            return true;
5358        } else {
5359            return false;
5360        }
5361    }
5362
5363    public MemorizingTrustManager getMemorizingTrustManager() {
5364        return this.mMemorizingTrustManager;
5365    }
5366
5367    public void setMemorizingTrustManager(MemorizingTrustManager trustManager) {
5368        this.mMemorizingTrustManager = trustManager;
5369    }
5370
5371    public void updateMemorizingTrustManager() {
5372        final MemorizingTrustManager trustManager;
5373        if (appSettings.isTrustSystemCAStore()) {
5374            trustManager = new MemorizingTrustManager(getApplicationContext());
5375        } else {
5376            trustManager = new MemorizingTrustManager(getApplicationContext(), null);
5377        }
5378        setMemorizingTrustManager(trustManager);
5379    }
5380
5381    public LruCache<String, Drawable> getDrawableCache() {
5382        return this.mDrawableCache;
5383    }
5384
5385    public Collection<String> getKnownHosts() {
5386        final Set<String> hosts = new HashSet<>();
5387        for (final Account account : getAccounts()) {
5388            hosts.add(account.getServer());
5389            for (final Contact contact : account.getRoster().getContacts()) {
5390                if (contact.showInRoster()) {
5391                    final String server = contact.getServer();
5392                    if (server != null) {
5393                        hosts.add(server);
5394                    }
5395                }
5396            }
5397        }
5398        if (Config.QUICKSY_DOMAIN != null) {
5399            hosts.remove(Config.QUICKSY_DOMAIN.toEscapedString()); //we only want to show this when we type a e164 number
5400        }
5401        if (Config.MAGIC_CREATE_DOMAIN != null) {
5402            hosts.add(Config.MAGIC_CREATE_DOMAIN);
5403        }
5404        hosts.add("chat.above.im");
5405        return hosts;
5406    }
5407
5408    public Collection<String> getKnownConferenceHosts() {
5409        final Set<String> mucServers = new HashSet<>();
5410        for (final Account account : accounts) {
5411            if (account.getXmppConnection() != null) {
5412                mucServers.addAll(account.getXmppConnection().getMucServers());
5413                for (final Bookmark bookmark : account.getBookmarks()) {
5414                    final Jid jid = bookmark.getJid();
5415                    final String s = jid == null ? null : jid.getDomain().toEscapedString();
5416                    if (s != null) {
5417                        mucServers.add(s);
5418                    }
5419                }
5420            }
5421        }
5422        return mucServers;
5423    }
5424
5425    public void sendMessagePacket(final Account account, final im.conversations.android.xmpp.model.stanza.Message packet) {
5426        final XmppConnection connection = account.getXmppConnection();
5427        if (connection != null) {
5428            connection.sendMessagePacket(packet);
5429        }
5430    }
5431
5432    public void sendPresencePacket(final Account account, final im.conversations.android.xmpp.model.stanza.Presence packet) {
5433        final XmppConnection connection = account.getXmppConnection();
5434        if (connection != null) {
5435            connection.sendPresencePacket(packet);
5436        }
5437    }
5438
5439    public void sendCreateAccountWithCaptchaPacket(Account account, String id, Data data) {
5440        final XmppConnection connection = account.getXmppConnection();
5441        if (connection == null) {
5442            return;
5443        }
5444        connection.sendCreateAccountWithCaptchaPacket(id, data);
5445    }
5446
5447    public void sendIqPacket(final Account account, final Iq packet, final Consumer<Iq> callback) {
5448        sendIqPacket(account, packet, callback, null);
5449    }
5450
5451    public void sendIqPacket(final Account account, final Iq packet, final Consumer<Iq> callback, Long timeout) {
5452        final XmppConnection connection = account.getXmppConnection();
5453        if (connection != null) {
5454            connection.sendIqPacket(packet, callback, timeout);
5455        } else if (callback != null) {
5456            callback.accept(Iq.TIMEOUT);
5457        }
5458    }
5459
5460    public void sendPresence(final Account account) {
5461        sendPresence(account, checkListeners() && broadcastLastActivity());
5462    }
5463
5464    private void sendPresence(final Account account, final boolean includeIdleTimestamp) {
5465        final Presence.Status status;
5466        if (manuallyChangePresence()) {
5467            status = account.getPresenceStatus();
5468        } else {
5469            status = getTargetPresence();
5470        }
5471        final var packet = mPresenceGenerator.selfPresence(account, status);
5472        if (mLastActivity > 0 && includeIdleTimestamp) {
5473            long since = Math.min(mLastActivity, System.currentTimeMillis()); //don't send future dates
5474            packet.addChild("idle", Namespace.IDLE).setAttribute("since", AbstractGenerator.getTimestamp(since));
5475        }
5476        sendPresencePacket(account, packet);
5477    }
5478
5479    private void deactivateGracePeriod() {
5480        for (Account account : getAccounts()) {
5481            account.deactivateGracePeriod();
5482        }
5483    }
5484
5485    public void refreshAllPresences() {
5486        boolean includeIdleTimestamp = checkListeners() && broadcastLastActivity();
5487        for (Account account : getAccounts()) {
5488            if (account.isConnectionEnabled()) {
5489                sendPresence(account, includeIdleTimestamp);
5490            }
5491        }
5492    }
5493
5494    private void refreshAllFcmTokens() {
5495        for (Account account : getAccounts()) {
5496            if (account.isOnlineAndConnected() && mPushManagementService.available(account)) {
5497                mPushManagementService.registerPushTokenOnServer(account);
5498            }
5499        }
5500    }
5501
5502
5503
5504    private void sendOfflinePresence(final Account account) {
5505        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": sending offline presence");
5506        sendPresencePacket(account, mPresenceGenerator.sendOfflinePresence(account));
5507    }
5508
5509    public MessageGenerator getMessageGenerator() {
5510        return this.mMessageGenerator;
5511    }
5512
5513    public PresenceGenerator getPresenceGenerator() {
5514        return this.mPresenceGenerator;
5515    }
5516
5517    public IqGenerator getIqGenerator() {
5518        return this.mIqGenerator;
5519    }
5520
5521    public JingleConnectionManager getJingleConnectionManager() {
5522        return this.mJingleConnectionManager;
5523    }
5524
5525    private boolean hasJingleRtpConnection(final Account account) {
5526        return this.mJingleConnectionManager.hasJingleRtpConnection(account);
5527    }
5528
5529    public MessageArchiveService getMessageArchiveService() {
5530        return this.mMessageArchiveService;
5531    }
5532
5533    public QuickConversationsService getQuickConversationsService() {
5534        return this.mQuickConversationsService;
5535    }
5536
5537    public List<Contact> findContacts(Jid jid, String accountJid) {
5538        ArrayList<Contact> contacts = new ArrayList<>();
5539        for (Account account : getAccounts()) {
5540            if ((account.isEnabled() || accountJid != null)
5541                    && (accountJid == null || accountJid.equals(account.getJid().asBareJid().toString()))) {
5542                Contact contact = account.getRoster().getContactFromContactList(jid);
5543                if (contact != null) {
5544                    contacts.add(contact);
5545                }
5546            }
5547        }
5548        return contacts;
5549    }
5550
5551    public Conversation findFirstMuc(Jid jid) {
5552        return findFirstMuc(jid, null);
5553    }
5554
5555    public Conversation findFirstMuc(Jid jid, String accountJid) {
5556        for (Conversation conversation : getConversations()) {
5557            if ((conversation.getAccount().isEnabled() || accountJid != null)
5558                    && (accountJid == null || accountJid.equals(conversation.getAccount().getJid().asBareJid().toString()))
5559                    && conversation.getJid().asBareJid().equals(jid.asBareJid()) && conversation.getMode() == Conversation.MODE_MULTI) {
5560                return conversation;
5561            }
5562        }
5563        return null;
5564    }
5565
5566    public NotificationService getNotificationService() {
5567        return this.mNotificationService;
5568    }
5569
5570    public HttpConnectionManager getHttpConnectionManager() {
5571        return this.mHttpConnectionManager;
5572    }
5573
5574    public void resendFailedMessages(final Message message) {
5575        final Collection<Message> messages = new ArrayList<>();
5576        Message current = message;
5577        while (current.getStatus() == Message.STATUS_SEND_FAILED) {
5578            messages.add(current);
5579            if (current.mergeable(current.next())) {
5580                current = current.next();
5581            } else {
5582                break;
5583            }
5584        }
5585        for (final Message msg : messages) {
5586            msg.setTime(System.currentTimeMillis());
5587            markMessage(msg, Message.STATUS_WAITING);
5588            this.resendMessage(msg, false);
5589        }
5590        if (message.getConversation() instanceof Conversation) {
5591            ((Conversation) message.getConversation()).sort();
5592        }
5593        updateConversationUi();
5594    }
5595
5596    public void clearConversationHistory(final Conversation conversation) {
5597        final long clearDate;
5598        final String reference;
5599        if (conversation.countMessages() > 0) {
5600            Message latestMessage = conversation.getLatestMessage();
5601            clearDate = latestMessage.getTimeSent() + 1000;
5602            reference = latestMessage.getServerMsgId();
5603        } else {
5604            clearDate = System.currentTimeMillis();
5605            reference = null;
5606        }
5607        conversation.clearMessages();
5608        conversation.setHasMessagesLeftOnServer(false); //avoid messages getting loaded through mam
5609        conversation.setLastClearHistory(clearDate, reference);
5610        Runnable runnable = () -> {
5611            databaseBackend.deleteMessagesInConversation(conversation);
5612            databaseBackend.updateConversation(conversation);
5613        };
5614        mDatabaseWriterExecutor.execute(runnable);
5615    }
5616
5617    public boolean sendBlockRequest(final Blockable blockable, final boolean reportSpam, final String serverMsgId) {
5618        if (blockable != null && blockable.getBlockedJid() != null) {
5619            final var account = blockable.getAccount();
5620            final Jid jid = blockable.getBlockedJid();
5621            this.sendIqPacket(account, getIqGenerator().generateSetBlockRequest(jid, reportSpam, serverMsgId), (response) -> {
5622                if (response.getType() == Iq.Type.RESULT) {
5623                    account.getBlocklist().add(jid);
5624                    updateBlocklistUi(OnUpdateBlocklist.Status.BLOCKED);
5625                }
5626            });
5627            if (blockable.getBlockedJid().isFullJid()) {
5628                return false;
5629            } else if (removeBlockedConversations(blockable.getAccount(), jid)) {
5630                updateConversationUi();
5631                return true;
5632            } else {
5633                return false;
5634            }
5635        } else {
5636            return false;
5637        }
5638    }
5639
5640    public boolean removeBlockedConversations(final Account account, final Jid blockedJid) {
5641        boolean removed = false;
5642        synchronized (this.conversations) {
5643            boolean domainJid = blockedJid.getLocal() == null;
5644            for (Conversation conversation : this.conversations) {
5645                boolean jidMatches = (domainJid && blockedJid.getDomain().equals(conversation.getJid().getDomain()))
5646                        || blockedJid.equals(conversation.getJid().asBareJid());
5647                if (conversation.getAccount() == account
5648                        && conversation.getMode() == Conversation.MODE_SINGLE
5649                        && jidMatches) {
5650                    this.conversations.remove(conversation);
5651                    markRead(conversation);
5652                    conversation.setStatus(Conversation.STATUS_ARCHIVED);
5653                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": archiving conversation " + conversation.getJid().asBareJid() + " because jid was blocked");
5654                    updateConversation(conversation);
5655                    removed = true;
5656                }
5657            }
5658        }
5659        return removed;
5660    }
5661
5662    public void sendUnblockRequest(final Blockable blockable) {
5663        if (blockable != null && blockable.getJid() != null) {
5664            final var account = blockable.getAccount();
5665            final Jid jid = blockable.getBlockedJid();
5666            this.sendIqPacket(account, getIqGenerator().generateSetUnblockRequest(jid), response -> {
5667                if (response.getType() == Iq.Type.RESULT) {
5668                    account.getBlocklist().remove(jid);
5669                    updateBlocklistUi(OnUpdateBlocklist.Status.UNBLOCKED);
5670                }
5671            });
5672        }
5673    }
5674
5675    public void publishDisplayName(final Account account) {
5676        String displayName = account.getDisplayName();
5677        final Iq request;
5678        if (TextUtils.isEmpty(displayName)) {
5679            request = mIqGenerator.deleteNode(Namespace.NICK);
5680        } else {
5681            request = mIqGenerator.publishNick(displayName);
5682        }
5683        mAvatarService.clear(account);
5684        sendIqPacket(account, request, (packet) -> {
5685            if (packet.getType() == Iq.Type.ERROR) {
5686                Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to modify nick name " + packet);
5687            }
5688        });
5689    }
5690
5691    public ServiceDiscoveryResult getCachedServiceDiscoveryResult(Pair<String, String> key) {
5692        ServiceDiscoveryResult result = discoCache.get(key);
5693        if (result != null) {
5694            return result;
5695        } else {
5696            if (key.first == null || key.second == null) return null;
5697            result = databaseBackend.findDiscoveryResult(key.first, key.second);
5698            if (result != null) {
5699                discoCache.put(key, result);
5700            }
5701            return result;
5702        }
5703    }
5704
5705    public void fetchFromGateway(Account account, final Jid jid, final String input, final OnGatewayResult callback) {
5706        final var request = new Iq(input == null ? Iq.Type.GET : Iq.Type.SET);
5707        request.setTo(jid);
5708        Element query = request.query("jabber:iq:gateway");
5709        if (input != null) {
5710            Element prompt = query.addChild("prompt");
5711            prompt.setContent(input);
5712        }
5713        sendIqPacket(account, request, packet -> {
5714            if (packet.getType() == Iq.Type.RESULT) {
5715                callback.onGatewayResult(packet.query().findChildContent(input == null ? "prompt" : "jid"), null);
5716            } else {
5717                Element error = packet.findChild("error");
5718                callback.onGatewayResult(null, error == null ? null : error.findChildContent("text"));
5719            }
5720        });
5721    }
5722
5723    public void fetchCaps(Account account, final Jid jid, final Presence presence) {
5724        fetchCaps(account, jid, presence, null);
5725    }
5726
5727    public void fetchCaps(Account account, final Jid jid, final Presence presence, Runnable cb) {
5728        final Pair<String, String> key = presence == null ? null : new Pair<>(presence.getHash(), presence.getVer());
5729        final ServiceDiscoveryResult disco = key == null ? null : getCachedServiceDiscoveryResult(key);
5730
5731        if (disco != null) {
5732            presence.setServiceDiscoveryResult(disco);
5733            final Contact contact = account.getRoster().getContact(jid);
5734            if (contact.refreshRtpCapability()) {
5735                syncRoster(account);
5736            }
5737            contact.refreshCaps();
5738            if (disco.hasIdentity("gateway", "pstn")) {
5739                contact.registerAsPhoneAccount(this);
5740                mQuickConversationsService.considerSyncBackground(false);
5741            }
5742            updateConversationUi(true);
5743        } else {
5744            final Iq request = new Iq(Iq.Type.GET);
5745            request.setTo(jid);
5746            final String node = presence == null ? null : presence.getNode();
5747            final String ver = presence == null ? null : presence.getVer();
5748            final Element query = request.query(Namespace.DISCO_INFO);
5749            if (node != null && ver != null) {
5750                query.setAttribute("node", node + "#" + ver);
5751            }
5752            Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": making disco request for " + (key == null ? "" : key.second) + " to " + jid);
5753            sendIqPacket(account, request, (response) -> {
5754                if (response.getType() == Iq.Type.RESULT) {
5755                    final ServiceDiscoveryResult discoveryResult = new ServiceDiscoveryResult(response);
5756                    if (presence == null || presence.getVer() == null || presence.getVer().equals(discoveryResult.getVer())) {
5757                        databaseBackend.insertDiscoveryResult(discoveryResult);
5758                        injectServiceDiscoveryResult(account.getRoster(), presence == null ? null : presence.getHash(), presence == null ? null : presence.getVer(), jid.getResource(), discoveryResult);
5759                        if (discoveryResult.hasIdentity("gateway", "pstn")) {
5760                            final Contact contact = account.getRoster().getContact(jid);
5761                            contact.registerAsPhoneAccount(this);
5762                            mQuickConversationsService.considerSyncBackground(false);
5763                        }
5764                        updateConversationUi(true);
5765                        if (cb != null) cb.run();
5766                    } else {
5767                        Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": mismatch in caps for contact " + jid + " " + presence.getVer() + " vs " + discoveryResult.getVer());
5768                    }
5769                } else {
5770                    Log.d(Config.LOGTAG, account.getJid().asBareJid() + ": unable to fetch caps from " + jid);
5771                }
5772            });
5773        }
5774    }
5775
5776    public void fetchCommands(Account account, final Jid jid, Consumer<Iq> callback) {
5777        final var request = mIqGenerator.queryDiscoItems(jid, "http://jabber.org/protocol/commands");
5778        sendIqPacket(account, request, callback);
5779    }
5780
5781    private void injectServiceDiscoveryResult(Roster roster, String hash, String ver, String resource, ServiceDiscoveryResult disco) {
5782        boolean rosterNeedsSync = false;
5783        for (final Contact contact : roster.getContacts()) {
5784            boolean serviceDiscoverySet = false;
5785            Presence onePresence = contact.getPresences().get(resource == null ? "" : resource);
5786            if (onePresence != null) {
5787                onePresence.setServiceDiscoveryResult(disco);
5788                serviceDiscoverySet = true;
5789            } else if (resource == null && hash == null && ver == null) {
5790                Presence p = new Presence(Presence.Status.OFFLINE, null, null, null, "");
5791                p.setServiceDiscoveryResult(disco);
5792                contact.updatePresence("", p);
5793                serviceDiscoverySet = true;
5794            }
5795            if (hash != null && ver != null) {
5796                for (final Presence presence : contact.getPresences().getPresences()) {
5797                    if (hash.equals(presence.getHash()) && ver.equals(presence.getVer())) {
5798                        presence.setServiceDiscoveryResult(disco);
5799                        serviceDiscoverySet = true;
5800                    }
5801                }
5802            }
5803            if (serviceDiscoverySet) {
5804                rosterNeedsSync |= contact.refreshRtpCapability();
5805                contact.refreshCaps();
5806            }
5807        }
5808        if (rosterNeedsSync) {
5809            syncRoster(roster.getAccount());
5810        }
5811    }
5812
5813    public void fetchMamPreferences(final Account account, final OnMamPreferencesFetched callback) {
5814        final MessageArchiveService.Version version = MessageArchiveService.Version.get(account);
5815        final Iq request = new Iq(Iq.Type.GET);
5816        request.addChild("prefs", version.namespace);
5817        sendIqPacket(account, request, (packet) -> {
5818            final Element prefs = packet.findChild("prefs", version.namespace);
5819            if (packet.getType() == Iq.Type.RESULT && prefs != null) {
5820                callback.onPreferencesFetched(prefs);
5821            } else {
5822                callback.onPreferencesFetchFailed();
5823            }
5824        });
5825    }
5826
5827    public PushManagementService getPushManagementService() {
5828        return mPushManagementService;
5829    }
5830
5831    public void changeStatus(Account account, PresenceTemplate template, String signature) {
5832        if (!template.getStatusMessage().isEmpty()) {
5833            databaseBackend.insertPresenceTemplate(template);
5834        }
5835        account.setPgpSignature(signature);
5836        account.setPresenceStatus(template.getStatus());
5837        account.setPresenceStatusMessage(template.getStatusMessage());
5838        databaseBackend.updateAccount(account);
5839        sendPresence(account);
5840    }
5841
5842    public List<PresenceTemplate> getPresenceTemplates(Account account) {
5843        List<PresenceTemplate> templates = databaseBackend.getPresenceTemplates();
5844        for (PresenceTemplate template : account.getSelfContact().getPresences().asTemplates()) {
5845            if (!templates.contains(template)) {
5846                templates.add(0, template);
5847            }
5848        }
5849        return templates;
5850    }
5851
5852    public void saveConversationAsBookmark(final Conversation conversation, final String name) {
5853        final Account account = conversation.getAccount();
5854        final Bookmark bookmark = new Bookmark(account, conversation.getJid().asBareJid());
5855        String nick = conversation.getMucOptions().getActualNick();
5856        if (nick == null) nick = conversation.getJid().getResource();
5857        if (nick != null && !nick.isEmpty() && !nick.equals(MucOptions.defaultNick(account))) {
5858            bookmark.setNick(nick);
5859        }
5860        if (!TextUtils.isEmpty(name)) {
5861            bookmark.setBookmarkName(name);
5862        }
5863        bookmark.setAutojoin(true);
5864        createBookmark(account, bookmark);
5865        bookmark.setConversation(conversation);
5866    }
5867
5868    public boolean verifyFingerprints(Contact contact, List<XmppUri.Fingerprint> fingerprints) {
5869        boolean performedVerification = false;
5870        final AxolotlService axolotlService = contact.getAccount().getAxolotlService();
5871        for (XmppUri.Fingerprint fp : fingerprints) {
5872            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5873                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5874                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5875                if (fingerprintStatus != null) {
5876                    if (!fingerprintStatus.isVerified()) {
5877                        performedVerification = true;
5878                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5879                    }
5880                } else {
5881                    axolotlService.preVerifyFingerprint(contact, fingerprint);
5882                }
5883            }
5884        }
5885        return performedVerification;
5886    }
5887
5888    public boolean verifyFingerprints(Account account, List<XmppUri.Fingerprint> fingerprints) {
5889        final AxolotlService axolotlService = account.getAxolotlService();
5890        boolean verifiedSomething = false;
5891        for (XmppUri.Fingerprint fp : fingerprints) {
5892            if (fp.type == XmppUri.FingerprintType.OMEMO) {
5893                String fingerprint = "05" + fp.fingerprint.replaceAll("\\s", "");
5894                Log.d(Config.LOGTAG, "trying to verify own fp=" + fingerprint);
5895                FingerprintStatus fingerprintStatus = axolotlService.getFingerprintTrust(fingerprint);
5896                if (fingerprintStatus != null) {
5897                    if (!fingerprintStatus.isVerified()) {
5898                        axolotlService.setFingerprintTrust(fingerprint, fingerprintStatus.toVerified());
5899                        verifiedSomething = true;
5900                    }
5901                } else {
5902                    axolotlService.preVerifyFingerprint(account, fingerprint);
5903                    verifiedSomething = true;
5904                }
5905            }
5906        }
5907        return verifiedSomething;
5908    }
5909
5910    public boolean blindTrustBeforeVerification() {
5911        return getBooleanPreference(AppSettings.BLIND_TRUST_BEFORE_VERIFICATION, R.bool.btbv);
5912    }
5913
5914    public ShortcutService getShortcutService() {
5915        return mShortcutService;
5916    }
5917
5918    public void pushMamPreferences(Account account, Element prefs) {
5919        final Iq set = new Iq(Iq.Type.SET);
5920        set.addChild(prefs);
5921        sendIqPacket(account, set, null);
5922    }
5923
5924    public void evictPreview(File f) {
5925        if (f == null) return;
5926
5927        if (mDrawableCache.remove(f.getAbsolutePath()) != null) {
5928            Log.d(Config.LOGTAG, "deleted cached preview");
5929        }
5930    }
5931
5932    public void evictPreview(String uuid) {
5933        if (mDrawableCache.remove(uuid) != null) {
5934            Log.d(Config.LOGTAG, "deleted cached preview");
5935        }
5936    }
5937
5938    public interface OnMamPreferencesFetched {
5939        void onPreferencesFetched(Element prefs);
5940
5941        void onPreferencesFetchFailed();
5942    }
5943
5944    public interface OnAccountCreated {
5945        void onAccountCreated(Account account);
5946
5947        void informUser(int r);
5948    }
5949
5950    public interface OnMoreMessagesLoaded {
5951        void onMoreMessagesLoaded(int count, Conversation conversation);
5952
5953        void informUser(int r);
5954    }
5955
5956    public interface OnAccountPasswordChanged {
5957        void onPasswordChangeSucceeded();
5958
5959        void onPasswordChangeFailed();
5960    }
5961
5962    public interface OnRoomDestroy {
5963        void onRoomDestroySucceeded();
5964
5965        void onRoomDestroyFailed();
5966    }
5967
5968    public interface OnAffiliationChanged {
5969        void onAffiliationChangedSuccessful(Jid jid);
5970
5971        void onAffiliationChangeFailed(Jid jid, int resId);
5972    }
5973
5974    public interface OnConversationUpdate {
5975        default void onConversationUpdate() { onConversationUpdate(false); }
5976        default void onConversationUpdate(boolean newCaps) { onConversationUpdate(); }
5977    }
5978
5979    public interface OnJingleRtpConnectionUpdate {
5980        void onJingleRtpConnectionUpdate(final Account account, final Jid with, final String sessionId, final RtpEndUserState state);
5981
5982        void onAudioDeviceChanged(CallIntegration.AudioDevice selectedAudioDevice, Set<CallIntegration.AudioDevice> availableAudioDevices);
5983    }
5984
5985    public interface OnAccountUpdate {
5986        void onAccountUpdate();
5987    }
5988
5989    public interface OnCaptchaRequested {
5990        void onCaptchaRequested(Account account, String id, Data data, Bitmap captcha);
5991    }
5992
5993    public interface OnRosterUpdate {
5994        void onRosterUpdate(final UpdateRosterReason reason, final Contact contact);
5995    }
5996
5997    public interface OnMucRosterUpdate {
5998        void onMucRosterUpdate();
5999    }
6000
6001    public interface OnConferenceConfigurationFetched {
6002        void onConferenceConfigurationFetched(Conversation conversation);
6003
6004        void onFetchFailed(Conversation conversation, String errorCondition);
6005    }
6006
6007    public interface OnConferenceJoined {
6008        void onConferenceJoined(Conversation conversation);
6009    }
6010
6011    public interface OnConfigurationPushed {
6012        void onPushSucceeded();
6013
6014        void onPushFailed();
6015    }
6016
6017    public interface OnShowErrorToast {
6018        void onShowErrorToast(int resId);
6019    }
6020
6021    public class XmppConnectionBinder extends Binder {
6022        public XmppConnectionService getService() {
6023            return XmppConnectionService.this;
6024        }
6025    }
6026
6027    private class InternalEventReceiver extends BroadcastReceiver {
6028
6029        @Override
6030        public void onReceive(final Context context, final Intent intent) {
6031            onStartCommand(intent, 0, 0);
6032        }
6033    }
6034
6035    private class RestrictedEventReceiver extends BroadcastReceiver {
6036
6037        private final Collection<String> allowedActions;
6038
6039        private RestrictedEventReceiver(final Collection<String> allowedActions) {
6040            this.allowedActions = allowedActions;
6041        }
6042
6043        @Override
6044        public void onReceive(final Context context, final Intent intent) {
6045            final String action = intent == null ? null : intent.getAction();
6046            if (allowedActions.contains(action)) {
6047                onStartCommand(intent,0,0);
6048            } else {
6049                Log.e(Config.LOGTAG,"restricting broadcast of event "+action);
6050            }
6051        }
6052    }
6053
6054    public static class OngoingCall {
6055        public final AbstractJingleConnection.Id id;
6056        public final Set<Media> media;
6057        public final boolean reconnecting;
6058
6059        public OngoingCall(AbstractJingleConnection.Id id, Set<Media> media, final boolean reconnecting) {
6060            this.id = id;
6061            this.media = media;
6062            this.reconnecting = reconnecting;
6063        }
6064
6065        @Override
6066        public boolean equals(Object o) {
6067            if (this == o) return true;
6068            if (o == null || getClass() != o.getClass()) return false;
6069            OngoingCall that = (OngoingCall) o;
6070            return reconnecting == that.reconnecting && Objects.equal(id, that.id) && Objects.equal(media, that.media);
6071        }
6072
6073        @Override
6074        public int hashCode() {
6075            return Objects.hashCode(id, media, reconnecting);
6076        }
6077    }
6078
6079    public static void toggleForegroundService(final XmppConnectionService service) {
6080        if (service == null) {
6081            return;
6082        }
6083        service.toggleForegroundService();
6084    }
6085
6086    public static void toggleForegroundService(final ConversationsActivity activity) {
6087        if (activity == null) {
6088            return;
6089        }
6090        toggleForegroundService(activity.xmppConnectionService);
6091    }
6092
6093    public static class BlockedMediaException extends Exception { }
6094
6095    public static enum UpdateRosterReason {
6096        INIT,
6097        AVATAR,
6098        PUSH,
6099        PRESENCE
6100    }
6101}