package eu.siacs.conversations.services; import java.security.SecureRandom; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Collections; import java.util.Comparator; import java.util.Date; import java.util.Hashtable; import java.util.List; import java.util.Locale; import java.util.TimeZone; import java.util.concurrent.CopyOnWriteArrayList; import org.openintents.openpgp.util.OpenPgpApi; import org.openintents.openpgp.util.OpenPgpServiceConnection; import net.java.otr4j.OtrException; import net.java.otr4j.session.Session; import net.java.otr4j.session.SessionStatus; import eu.siacs.conversations.crypto.PgpEngine; import eu.siacs.conversations.entities.Account; import eu.siacs.conversations.entities.Bookmark; import eu.siacs.conversations.entities.Contact; import eu.siacs.conversations.entities.Conversation; import eu.siacs.conversations.entities.Message; import eu.siacs.conversations.entities.MucOptions; import eu.siacs.conversations.entities.MucOptions.OnRenameListener; import eu.siacs.conversations.entities.Presences; import eu.siacs.conversations.generator.MessageGenerator; import eu.siacs.conversations.generator.PresenceGenerator; import eu.siacs.conversations.parser.IqParser; import eu.siacs.conversations.parser.MessageParser; import eu.siacs.conversations.parser.PresenceParser; import eu.siacs.conversations.persistance.DatabaseBackend; import eu.siacs.conversations.persistance.FileBackend; import eu.siacs.conversations.ui.UiCallback; import eu.siacs.conversations.utils.CryptoHelper; import eu.siacs.conversations.utils.ExceptionHelper; import eu.siacs.conversations.utils.OnPhoneContactsLoadedListener; import eu.siacs.conversations.utils.PRNGFixes; import eu.siacs.conversations.utils.PhoneHelper; import eu.siacs.conversations.utils.UIHelper; import eu.siacs.conversations.xml.Element; import eu.siacs.conversations.xmpp.OnBindListener; import eu.siacs.conversations.xmpp.OnContactStatusChanged; import eu.siacs.conversations.xmpp.OnIqPacketReceived; import eu.siacs.conversations.xmpp.OnStatusChanged; import eu.siacs.conversations.xmpp.OnTLSExceptionReceived; import eu.siacs.conversations.xmpp.XmppConnection; import eu.siacs.conversations.xmpp.jingle.JingleConnectionManager; import eu.siacs.conversations.xmpp.jingle.OnJinglePacketReceived; import eu.siacs.conversations.xmpp.jingle.stanzas.JinglePacket; import eu.siacs.conversations.xmpp.stanzas.IqPacket; import eu.siacs.conversations.xmpp.stanzas.MessagePacket; import eu.siacs.conversations.xmpp.stanzas.PresencePacket; import android.annotation.SuppressLint; import android.app.AlarmManager; import android.app.PendingIntent; import android.app.Service; import android.content.Context; import android.content.Intent; import android.content.SharedPreferences; import android.database.ContentObserver; import android.net.ConnectivityManager; import android.net.NetworkInfo; import android.net.Uri; import android.os.Binder; import android.os.Bundle; import android.os.IBinder; import android.os.PowerManager; import android.os.PowerManager.WakeLock; import android.os.SystemClock; import android.preference.PreferenceManager; import android.provider.ContactsContract; import android.util.Log; public class XmppConnectionService extends Service { protected static final String LOGTAG = "xmppService"; public DatabaseBackend databaseBackend; private FileBackend fileBackend; public long startDate; private static final int PING_MAX_INTERVAL = 300; private static final int PING_MIN_INTERVAL = 30; private static final int PING_TIMEOUT = 10; private static final int CONNECT_TIMEOUT = 90; public static final long CARBON_GRACE_PERIOD = 60000L; private static String ACTION_MERGE_PHONE_CONTACTS = "merge_phone_contacts"; private MessageParser mMessageParser = new MessageParser(this); private PresenceParser mPresenceParser = new PresenceParser(this); private IqParser mIqParser = new IqParser(this); private MessageGenerator mMessageGenerator = new MessageGenerator(); private PresenceGenerator mPresenceGenerator = new PresenceGenerator(); private List accounts; private CopyOnWriteArrayList conversations = null; private JingleConnectionManager mJingleConnectionManager = new JingleConnectionManager( this); private OnConversationUpdate mOnConversationUpdate = null; private int convChangedListenerCount = 0; private OnAccountUpdate mOnAccountUpdate = null; private OnRosterUpdate mOnRosterUpdate = null; private OnTLSExceptionReceived tlsException = null; public OnContactStatusChanged onContactStatusChanged = new OnContactStatusChanged() { @Override public void onContactStatusChanged(Contact contact, boolean online) { Conversation conversation = find(getConversations(),contact); if (conversation != null) { conversation.endOtrIfNeeded(); if (online && (contact.getPresences().size() == 1)) { sendUnsendMessages(conversation); } } } }; public void setOnTLSExceptionReceivedListener( OnTLSExceptionReceived listener) { tlsException = listener; } private SecureRandom mRandom; private ContentObserver contactObserver = new ContentObserver(null) { @Override public void onChange(boolean selfChange) { super.onChange(selfChange); Intent intent = new Intent(getApplicationContext(), XmppConnectionService.class); intent.setAction(ACTION_MERGE_PHONE_CONTACTS); startService(intent); } }; private final IBinder mBinder = new XmppConnectionBinder(); private OnStatusChanged statusListener = new OnStatusChanged() { @Override public void onStatusChanged(Account account) { if (mOnAccountUpdate != null) { mOnAccountUpdate.onAccountUpdate();; } if (account.getStatus() == Account.STATUS_ONLINE) { for(Conversation conversation : account.pendingConferenceLeaves) { leaveMuc(conversation); } for(Conversation conversation : account.pendingConferenceJoins) { joinMuc(conversation); } mJingleConnectionManager.cancelInTransmission(); List conversations = getConversations(); for (int i = 0; i < conversations.size(); ++i) { if (conversations.get(i).getAccount() == account) { conversations.get(i).startOtrIfNeeded(); sendUnsendMessages(conversations.get(i)); } } syncDirtyContacts(account); scheduleWakeupCall(PING_MAX_INTERVAL, true); } else if (account.getStatus() == Account.STATUS_OFFLINE) { if (!account.isOptionSet(Account.OPTION_DISABLED)) { int timeToReconnect = mRandom.nextInt(50) + 10; scheduleWakeupCall(timeToReconnect, false); } } else if (account.getStatus() == Account.STATUS_REGISTRATION_SUCCESSFULL) { databaseBackend.updateAccount(account); reconnectAccount(account, true); } else if ((account.getStatus() != Account.STATUS_CONNECTING) && (account.getStatus() != Account.STATUS_NO_INTERNET)) { int next = account.getXmppConnection().getTimeToNextAttempt(); Log.d(LOGTAG, account.getJid() + ": error connecting account. try again in " + next + "s for the " + (account.getXmppConnection().getAttempt() + 1) + " time"); scheduleWakeupCall(next, false); } UIHelper.showErrorNotification(getApplicationContext(), getAccounts()); } }; private OnJinglePacketReceived jingleListener = new OnJinglePacketReceived() { @Override public void onJinglePacketReceived(Account account, JinglePacket packet) { mJingleConnectionManager.deliverPacket(account, packet); } }; private OpenPgpServiceConnection pgpServiceConnection; private PgpEngine mPgpEngine = null; private Intent pingIntent; private PendingIntent pendingPingIntent = null; private WakeLock wakeLock; private PowerManager pm; private OnBindListener mOnBindListener = new OnBindListener() { @Override public void onBind(final Account account) { account.getRoster().clearPresences(); account.clearPresences(); // self presences account.pendingConferenceJoins.clear(); account.pendingConferenceLeaves.clear(); fetchRosterFromServer(account); fetchBookmarks(account); sendPresencePacket(account, mPresenceGenerator.sendPresence(account)); connectMultiModeConversations(account); updateConversationUi(); } }; public PgpEngine getPgpEngine() { if (pgpServiceConnection.isBound()) { if (this.mPgpEngine == null) { this.mPgpEngine = new PgpEngine(new OpenPgpApi( getApplicationContext(), pgpServiceConnection.getService()), this); } return mPgpEngine; } else { return null; } } public FileBackend getFileBackend() { return this.fileBackend; } public Message attachImageToConversation(final Conversation conversation, final Uri uri, final UiCallback callback) { final Message message; if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) { message = new Message(conversation, "", Message.ENCRYPTION_DECRYPTED); } else { message = new Message(conversation, "", conversation.getNextEncryption()); } message.setPresence(conversation.getNextPresence()); message.setType(Message.TYPE_IMAGE); message.setStatus(Message.STATUS_OFFERED); new Thread(new Runnable() { @Override public void run() { try { getFileBackend().copyImageToPrivateStorage(message, uri); if (conversation.getNextEncryption() == Message.ENCRYPTION_PGP) { getPgpEngine().encrypt(message, callback); } else { callback.success(message); } } catch (FileBackend.ImageCopyException e) { callback.error(e.getResId(), message); } } }).start(); return message; } public Conversation find(Bookmark bookmark) { return find(bookmark.getAccount(),bookmark.getJid()); } public Conversation find(Account account, String jid) { return find(getConversations(),account,jid); } public class XmppConnectionBinder extends Binder { public XmppConnectionService getService() { return XmppConnectionService.this; } } @Override public int onStartCommand(Intent intent, int flags, int startId) { if ((intent != null) && (ACTION_MERGE_PHONE_CONTACTS.equals(intent.getAction()))) { mergePhoneContactsWithRoster(); return START_STICKY; } else if ((intent != null) && (Intent.ACTION_SHUTDOWN.equals(intent.getAction()))) { logoutAndSave(); return START_NOT_STICKY; } this.wakeLock.acquire(); ConnectivityManager cm = (ConnectivityManager) getApplicationContext() .getSystemService(Context.CONNECTIVITY_SERVICE); NetworkInfo activeNetwork = cm.getActiveNetworkInfo(); boolean isConnected = activeNetwork != null && activeNetwork.isConnected(); for (Account account : accounts) { if (!account.isOptionSet(Account.OPTION_DISABLED)) { if (!isConnected) { account.setStatus(Account.STATUS_NO_INTERNET); if (statusListener != null) { statusListener.onStatusChanged(account); } } else { if (account.getStatus() == Account.STATUS_NO_INTERNET) { account.setStatus(Account.STATUS_OFFLINE); if (statusListener != null) { statusListener.onStatusChanged(account); } } if (account.getStatus() == Account.STATUS_ONLINE) { long lastReceived = account.getXmppConnection().lastPaketReceived; long lastSent = account.getXmppConnection().lastPingSent; if (lastSent - lastReceived >= PING_TIMEOUT * 1000) { Log.d(LOGTAG, account.getJid() + ": ping timeout"); this.reconnectAccount(account, true); } else if (SystemClock.elapsedRealtime() - lastReceived >= PING_MIN_INTERVAL * 1000) { account.getXmppConnection().sendPing(); account.getXmppConnection().lastPingSent = SystemClock .elapsedRealtime(); this.scheduleWakeupCall(2, false); } } else if (account.getStatus() == Account.STATUS_OFFLINE) { if (account.getXmppConnection() == null) { account.setXmppConnection(this .createConnection(account)); } account.getXmppConnection().lastPingSent = SystemClock .elapsedRealtime(); new Thread(account.getXmppConnection()).start(); } else if ((account.getStatus() == Account.STATUS_CONNECTING) && ((SystemClock.elapsedRealtime() - account .getXmppConnection().lastConnect) / 1000 >= CONNECT_TIMEOUT)) { Log.d(LOGTAG, account.getJid() + ": time out during connect reconnecting"); reconnectAccount(account, true); } else { if (account.getXmppConnection().getTimeToNextAttempt() <= 0) { reconnectAccount(account, true); } } // in any case. reschedule wakup call this.scheduleWakeupCall(PING_MAX_INTERVAL, true); } if (mOnAccountUpdate != null) { mOnAccountUpdate.onAccountUpdate(); } } } if (wakeLock.isHeld()) { try { wakeLock.release(); } catch (RuntimeException re) { } } return START_STICKY; } @SuppressLint("TrulyRandom") @Override public void onCreate() { ExceptionHelper.init(getApplicationContext()); PRNGFixes.apply(); this.mRandom = new SecureRandom(); this.databaseBackend = DatabaseBackend .getInstance(getApplicationContext()); this.fileBackend = new FileBackend(getApplicationContext()); this.accounts = databaseBackend.getAccounts(); for (Account account : this.accounts) { this.databaseBackend.readRoster(account.getRoster()); } this.mergePhoneContactsWithRoster(); this.getConversations(); getContentResolver().registerContentObserver( ContactsContract.Contacts.CONTENT_URI, true, contactObserver); this.pgpServiceConnection = new OpenPgpServiceConnection( getApplicationContext(), "org.sufficientlysecure.keychain"); this.pgpServiceConnection.bindToService(); this.pm = (PowerManager) getSystemService(Context.POWER_SERVICE); this.wakeLock = pm.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, "XmppConnectionService"); } @Override public void onDestroy() { super.onDestroy(); this.logoutAndSave(); } @Override public void onTaskRemoved(Intent rootIntent) { super.onTaskRemoved(rootIntent); this.logoutAndSave(); } private void logoutAndSave() { for (Account account : accounts) { databaseBackend.writeRoster(account.getRoster()); if (account.getXmppConnection() != null) { disconnect(account, false); } } Context context = getApplicationContext(); AlarmManager alarmManager = (AlarmManager) context .getSystemService(Context.ALARM_SERVICE); Intent intent = new Intent(context, EventReceiver.class); alarmManager.cancel(PendingIntent.getBroadcast(context, 0, intent, 0)); Log.d(LOGTAG, "good bye"); stopSelf(); } protected void scheduleWakeupCall(int seconds, boolean ping) { long timeToWake = SystemClock.elapsedRealtime() + seconds * 1000; Context context = getApplicationContext(); AlarmManager alarmManager = (AlarmManager) context .getSystemService(Context.ALARM_SERVICE); if (ping) { if (this.pingIntent == null) { this.pingIntent = new Intent(context, EventReceiver.class); this.pingIntent.setAction("ping"); this.pingIntent.putExtra("time", timeToWake); this.pendingPingIntent = PendingIntent.getBroadcast(context, 0, this.pingIntent, 0); alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingPingIntent); } else { long scheduledTime = this.pingIntent.getLongExtra("time", 0); if (scheduledTime < SystemClock.elapsedRealtime() || (scheduledTime > timeToWake)) { this.pingIntent.putExtra("time", timeToWake); alarmManager.cancel(this.pendingPingIntent); this.pendingPingIntent = PendingIntent.getBroadcast( context, 0, this.pingIntent, 0); alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, pendingPingIntent); } } } else { Intent intent = new Intent(context, EventReceiver.class); intent.setAction("ping_check"); PendingIntent alarmIntent = PendingIntent.getBroadcast(context, 0, intent, 0); alarmManager.set(AlarmManager.ELAPSED_REALTIME_WAKEUP, timeToWake, alarmIntent); } } public XmppConnection createConnection(Account account) { SharedPreferences sharedPref = getPreferences(); account.setResource(sharedPref.getString("resource", "mobile") .toLowerCase(Locale.getDefault())); XmppConnection connection = new XmppConnection(account, this); connection.setOnMessagePacketReceivedListener(this.mMessageParser); connection.setOnStatusChangedListener(this.statusListener); connection.setOnPresencePacketReceivedListener(this.mPresenceParser); connection .setOnUnregisteredIqPacketReceivedListener(this.mIqParser); connection.setOnJinglePacketReceivedListener(this.jingleListener); connection .setOnTLSExceptionReceivedListener(new OnTLSExceptionReceived() { @Override public void onTLSExceptionReceived(String fingerprint, Account account) { Log.d(LOGTAG, "tls exception arrived in service"); if (tlsException != null) { tlsException.onTLSExceptionReceived(fingerprint, account); } } }); connection.setOnBindListener(this.mOnBindListener); return connection; } synchronized public void sendMessage(Message message) { Account account = message.getConversation().getAccount(); Conversation conv = message.getConversation(); MessagePacket packet = null; boolean saveInDb = true; boolean send = false; if (account.getStatus() == Account.STATUS_ONLINE) { if (message.getType() == Message.TYPE_IMAGE) { if (message.getPresence() != null) { if (message.getEncryption() == Message.ENCRYPTION_OTR) { if (!conv.hasValidOtrSession() && (message.getPresence() != null)) { conv.startOtrSession(getApplicationContext(), message.getPresence(), true); message.setStatus(Message.STATUS_WAITING); } else if (conv.hasValidOtrSession() && conv.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) { mJingleConnectionManager .createNewConnection(message); } else if (message.getPresence() == null) { message.setStatus(Message.STATUS_WAITING); } } else { mJingleConnectionManager.createNewConnection(message); } } else { message.setStatus(Message.STATUS_WAITING); } } else { if (message.getEncryption() == Message.ENCRYPTION_OTR) { if (!conv.hasValidOtrSession() && (message.getPresence() != null)) { conv.startOtrSession(getApplicationContext(), message.getPresence(), true); message.setStatus(Message.STATUS_WAITING); } else if (conv.hasValidOtrSession() && conv.getOtrSession().getSessionStatus() == SessionStatus.ENCRYPTED) { message.setPresence(conv.getOtrSession().getSessionID() .getUserID()); packet = mMessageGenerator.generateOtrChat(message); send = true; message.setStatus(Message.STATUS_SEND); } else if (message.getPresence() == null) { message.setStatus(Message.STATUS_WAITING); } } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTED) { message.getConversation().endOtrIfNeeded(); packet = mMessageGenerator.generatePgpChat(message); message.setStatus(Message.STATUS_SEND); send = true; } else { message.getConversation().endOtrIfNeeded(); if (message.getConversation().getMode() == Conversation.MODE_SINGLE) { message.setStatus(Message.STATUS_SEND); } packet = mMessageGenerator.generateChat(message); send = true; } } } else { message.setStatus(Message.STATUS_WAITING); if (message.getType() == Message.TYPE_TEXT) { if (message.getEncryption() == Message.ENCRYPTION_DECRYPTED) { String pgpBody = message.getEncryptedBody(); String decryptedBody = message.getBody(); message.setBody(pgpBody); databaseBackend.createMessage(message); saveInDb = false; message.setBody(decryptedBody); } else if (message.getEncryption() == Message.ENCRYPTION_OTR) { if (conv.hasValidOtrSession()) { message.setPresence(conv.getOtrSession().getSessionID() .getUserID()); } else if (!conv.hasValidOtrSession() && message.getPresence() != null) { conv.startOtrSession(getApplicationContext(), message.getPresence(), false); } } } } if (saveInDb) { databaseBackend.createMessage(message); } conv.getMessages().add(message); updateConversationUi(); if ((send) && (packet != null)) { sendMessagePacket(account, packet); } } private void sendUnsendMessages(Conversation conversation) { for (int i = 0; i < conversation.getMessages().size(); ++i) { int status = conversation.getMessages().get(i).getStatus(); if (status == Message.STATUS_WAITING) { resendMessage(conversation.getMessages().get(i)); } } } private void resendMessage(Message message) { Account account = message.getConversation().getAccount(); MessagePacket packet = null; if (message.getEncryption() == Message.ENCRYPTION_OTR) { Presences presences = message.getConversation().getContact() .getPresences(); if (!message.getConversation().hasValidOtrSession()) { if ((message.getPresence() != null) && (presences.has(message.getPresence()))) { message.getConversation().startOtrSession( getApplicationContext(), message.getPresence(), true); } else { if (presences.size() == 1) { String presence = presences.asStringArray()[0]; message.getConversation().startOtrSession( getApplicationContext(), presence, true); } } } else { if (message.getConversation().getOtrSession() .getSessionStatus() == SessionStatus.ENCRYPTED) { if (message.getType() == Message.TYPE_TEXT) { packet = mMessageGenerator.generateOtrChat(message, true); } else if (message.getType() == Message.TYPE_IMAGE) { mJingleConnectionManager.createNewConnection(message); } } } } else if (message.getType() == Message.TYPE_TEXT) { if (message.getEncryption() == Message.ENCRYPTION_NONE) { packet = mMessageGenerator.generateChat(message, true); } else if ((message.getEncryption() == Message.ENCRYPTION_DECRYPTED) || (message.getEncryption() == Message.ENCRYPTION_PGP)) { packet = mMessageGenerator.generatePgpChat(message, true); } } else if (message.getType() == Message.TYPE_IMAGE) { Presences presences = message.getConversation().getContact() .getPresences(); if ((message.getPresence() != null) && (presences.has(message.getPresence()))) { markMessage(message, Message.STATUS_OFFERED); mJingleConnectionManager.createNewConnection(message); } else { if (presences.size() == 1) { String presence = presences.asStringArray()[0]; message.setPresence(presence); markMessage(message, Message.STATUS_OFFERED); mJingleConnectionManager.createNewConnection(message); } } } if (packet != null) { sendMessagePacket(account,packet); markMessage(message, Message.STATUS_SEND); } } public void fetchRosterFromServer(Account account) { IqPacket iqPacket = new IqPacket(IqPacket.TYPE_GET); if (!"".equals(account.getRosterVersion())) { Log.d(LOGTAG, account.getJid() + ": fetching roster version " + account.getRosterVersion()); } else { Log.d(LOGTAG, account.getJid() + ": fetching roster"); } iqPacket.query("jabber:iq:roster").setAttribute("ver", account.getRosterVersion()); account.getXmppConnection().sendIqPacket(iqPacket, new OnIqPacketReceived() { @Override public void onIqPacketReceived(final Account account, IqPacket packet) { Element query = packet.findChild("query"); if (query != null) { account.getRoster().markAllAsNotInRoster(); mIqParser.rosterItems(account, query); } } }); } public void fetchBookmarks(Account account) { IqPacket iqPacket = new IqPacket(IqPacket.TYPE_GET); Element query = iqPacket.query("jabber:iq:private"); query.addChild("storage", "storage:bookmarks"); OnIqPacketReceived callback = new OnIqPacketReceived() { @Override public void onIqPacketReceived(Account account, IqPacket packet) { Element query = packet.query(); List bookmarks = new ArrayList(); Element storage = query.findChild("storage", "storage:bookmarks"); if (storage!=null) { for(Element item : storage.getChildren()) { if (item.getName().equals("conference")) { Bookmark bookmark = Bookmark.parse(item,account); bookmarks.add(bookmark); Conversation conversation = find(bookmark); if (conversation!=null) { conversation.setBookmark(bookmark); } else { if (bookmark.autojoin()) { conversation = findOrCreateConversation(account, bookmark.getJid(), true); conversation.setBookmark(bookmark); joinMuc(conversation); } } } } } account.setBookmarks(bookmarks); } }; sendIqPacket(account, iqPacket, callback); } public void pushBookmarks(Account account) { IqPacket iqPacket = new IqPacket(IqPacket.TYPE_SET); Element query = iqPacket.query("jabber:iq:private"); Element storage = query.addChild("storage", "storage:bookmarks"); for(Bookmark bookmark : account.getBookmarks()) { storage.addChild(bookmark.toElement()); } sendIqPacket(account, iqPacket,null); } private void mergePhoneContactsWithRoster() { PhoneHelper.loadPhoneContacts(getApplicationContext(), new OnPhoneContactsLoadedListener() { @Override public void onPhoneContactsLoaded(List phoneContacts) { for (Account account : accounts) { account.getRoster().clearSystemAccounts(); } for (Bundle phoneContact : phoneContacts) { for (Account account : accounts) { String jid = phoneContact.getString("jid"); Contact contact = account.getRoster() .getContact(jid); String systemAccount = phoneContact .getInt("phoneid") + "#" + phoneContact.getString("lookup"); contact.setSystemAccount(systemAccount); contact.setPhotoUri(phoneContact .getString("photouri")); contact.setSystemName(phoneContact .getString("displayname")); } } } }); } public List getConversations() { if (this.conversations == null) { Hashtable accountLookupTable = new Hashtable(); for (Account account : this.accounts) { accountLookupTable.put(account.getUuid(), account); } this.conversations = databaseBackend .getConversations(Conversation.STATUS_AVAILABLE); for (Conversation conv : this.conversations) { Account account = accountLookupTable.get(conv.getAccountUuid()); conv.setAccount(account); conv.setMessages(databaseBackend.getMessages(conv, 50)); } } return this.conversations; } public void populateWithOrderedConversations(List list) { list.clear(); list.addAll(getConversations()); Collections.sort(list, new Comparator() { @Override public int compare(Conversation lhs, Conversation rhs) { Message left = lhs.getLatestMessage(); Message right = rhs.getLatestMessage(); if (left.getTimeSent() > right.getTimeSent()) { return -1; } else if (left.getTimeSent() < right.getTimeSent()) { return 1; } else { return 0; } } }); } public List getMoreMessages(Conversation conversation, long timestamp) { List messages = databaseBackend.getMessages(conversation, 50, timestamp); for (Message message : messages) { message.setConversation(conversation); } return messages; } public List getAccounts() { return this.accounts; } public Conversation find(List haystack, Contact contact) { for (Conversation conversation : haystack) { if (conversation.getContact() == contact) { return conversation; } } return null; } public Conversation find(List haystack, Account account, String jid) { for (Conversation conversation : haystack) { if ((conversation.getAccount().equals(account)) && (conversation.getContactJid().split("/")[0].equals(jid))) { return conversation; } } return null; } public Conversation findOrCreateConversation(Account account, String jid, boolean muc) { Conversation conversation = find(account, jid); if (conversation != null) { return conversation; } conversation = databaseBackend.findConversation(account,jid); if (conversation != null) { conversation.setStatus(Conversation.STATUS_AVAILABLE); conversation.setAccount(account); if (muc) { conversation.setMode(Conversation.MODE_MULTI); } else { conversation.setMode(Conversation.MODE_SINGLE); } conversation.setMessages(databaseBackend.getMessages(conversation, 50)); this.databaseBackend.updateConversation(conversation); } else { String conversationName; Contact contact = account.getRoster().getContact(jid); if (contact != null) { conversationName = contact.getDisplayName(); } else { conversationName = jid.split("@")[0]; } if (muc) { conversation = new Conversation(conversationName, account, jid, Conversation.MODE_MULTI); } else { conversation = new Conversation(conversationName, account, jid, Conversation.MODE_SINGLE); } this.databaseBackend.createConversation(conversation); } this.conversations.add(conversation); updateConversationUi(); return conversation; } public void archiveConversation(Conversation conversation) { if (conversation.getMode() == Conversation.MODE_MULTI) { Bookmark bookmark = conversation.getBookmark(); if (bookmark!=null && bookmark.autojoin()) { bookmark.setAutojoin(false); pushBookmarks(bookmark.getAccount()); } leaveMuc(conversation); } else { conversation.endOtrIfNeeded(); } this.databaseBackend.updateConversation(conversation); this.conversations.remove(conversation); updateConversationUi(); } public void clearConversationHistory(Conversation conversation) { this.databaseBackend.deleteMessagesInConversation(conversation); this.fileBackend.removeFiles(conversation); conversation.getMessages().clear(); updateConversationUi(); } public int getConversationCount() { return this.databaseBackend.getConversationCount(); } public void createAccount(Account account) { databaseBackend.createAccount(account); this.accounts.add(account); this.reconnectAccount(account, false); updateAccountUi(); } public void updateAccount(Account account) { this.statusListener.onStatusChanged(account); databaseBackend.updateAccount(account); reconnectAccount(account, false); updateAccountUi(); UIHelper.showErrorNotification(getApplicationContext(), getAccounts()); } public void deleteAccount(Account account) { if (account.getXmppConnection() != null) { this.disconnect(account, true); } databaseBackend.deleteAccount(account); this.accounts.remove(account); updateAccountUi(); UIHelper.showErrorNotification(getApplicationContext(), getAccounts()); } public void setOnConversationListChangedListener( OnConversationUpdate listener) { this.mOnConversationUpdate = listener; this.convChangedListenerCount++; } public void removeOnConversationListChangedListener() { this.convChangedListenerCount--; if (this.convChangedListenerCount == 0) { this.mOnConversationUpdate = null; } } public void setOnAccountListChangedListener(OnAccountUpdate listener) { this.mOnAccountUpdate = listener; } public void removeOnAccountListChangedListener() { this.mOnAccountUpdate = null; } public void setOnRosterUpdateListener(OnRosterUpdate listener) { this.mOnRosterUpdate = listener; } public void removeOnRosterUpdateListener() { this.mOnRosterUpdate = null; } public void connectMultiModeConversations(Account account) { List conversations = getConversations(); for (int i = 0; i < conversations.size(); i++) { Conversation conversation = conversations.get(i); if ((conversation.getMode() == Conversation.MODE_MULTI) && (conversation.getAccount() == account)) { joinMuc(conversation); } } } public void joinMuc(Conversation conversation) { Account account = conversation.getAccount(); account.pendingConferenceJoins.remove(conversation); account.pendingConferenceLeaves.remove(conversation); if (account.getStatus() == Account.STATUS_ONLINE) { Log.d(LOGTAG,"joining conversation "+conversation.getContactJid()); String nick = conversation.getMucOptions().getProposedNick(); conversation.getMucOptions().setJoinNick(nick); PresencePacket packet = new PresencePacket(); packet.setAttribute("to",conversation.getMucOptions().getJoinJid()); Element x = new Element("x"); x.setAttribute("xmlns", "http://jabber.org/protocol/muc"); String sig = account.getPgpSignature(); if (sig != null) { packet.addChild("status").setContent("online"); packet.addChild("x", "jabber:x:signed").setContent(sig); } if (conversation.getMessages().size() != 0) { final SimpleDateFormat mDateFormat = new SimpleDateFormat( "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", Locale.US); mDateFormat.setTimeZone(TimeZone.getTimeZone("UTC")); Date date = new Date( conversation.getLatestMessage().getTimeSent() + 1000); x.addChild("history").setAttribute("since", mDateFormat.format(date)); } packet.addChild(x); sendPresencePacket(account, packet); } else { account.pendingConferenceJoins.add(conversation); } } private OnRenameListener renameListener = null; public void setOnRenameListener(OnRenameListener listener) { this.renameListener = listener; } public void renameInMuc(final Conversation conversation, final String nick) { final MucOptions options = conversation.getMucOptions(); options.setJoinNick(nick); if (options.online()) { Account account = conversation.getAccount(); options.setOnRenameListener(new OnRenameListener() { @Override public void onRename(boolean success) { if (renameListener != null) { renameListener.onRename(success); } if (success) { conversation.setContactJid(conversation.getMucOptions().getJoinJid()); databaseBackend.updateConversation(conversation); Bookmark bookmark = conversation.getBookmark(); if (bookmark!=null) { bookmark.setNick(nick); pushBookmarks(bookmark.getAccount()); } } } }); options.flagAboutToRename(); PresencePacket packet = new PresencePacket(); packet.setAttribute("to",options.getJoinJid()); packet.setAttribute("from", conversation.getAccount().getFullJid()); String sig = account.getPgpSignature(); if (sig != null) { packet.addChild("status").setContent("online"); packet.addChild("x", "jabber:x:signed").setContent(sig); } sendPresencePacket(account,packet); } else { conversation.setContactJid(options.getJoinJid()); databaseBackend.updateConversation(conversation); if (conversation.getAccount().getStatus() == Account.STATUS_ONLINE) { Bookmark bookmark = conversation.getBookmark(); if (bookmark!=null) { bookmark.setNick(nick); pushBookmarks(bookmark.getAccount()); } joinMuc(conversation); } } } public void leaveMuc(Conversation conversation) { Account account = conversation.getAccount(); account.pendingConferenceJoins.remove(conversation); account.pendingConferenceLeaves.remove(conversation); if (account.getStatus() == Account.STATUS_ONLINE) { PresencePacket packet = new PresencePacket(); packet.setAttribute("to", conversation.getMucOptions().getJoinJid()); packet.setAttribute("from", conversation.getAccount().getFullJid()); packet.setAttribute("type", "unavailable"); sendPresencePacket(conversation.getAccount(),packet); conversation.getMucOptions().setOffline(); conversation.deregisterWithBookmark(); Log.d(LOGTAG,conversation.getAccount().getJid()+" leaving muc "+conversation.getContactJid()); } else { account.pendingConferenceLeaves.add(conversation); } } public void disconnect(Account account, boolean force) { if ((account.getStatus() == Account.STATUS_ONLINE) || (account.getStatus() == Account.STATUS_DISABLED)) { if (!force) { List conversations = getConversations(); for (int i = 0; i < conversations.size(); i++) { Conversation conversation = conversations.get(i); if (conversation.getAccount() == account) { if (conversation.getMode() == Conversation.MODE_MULTI) { leaveMuc(conversation); } else { conversation.endOtrIfNeeded(); } } } } account.getXmppConnection().disconnect(force); } } @Override public IBinder onBind(Intent intent) { return mBinder; } public void updateMessage(Message message) { databaseBackend.updateMessage(message); } protected void syncDirtyContacts(Account account) { for (Contact contact : account.getRoster().getContacts()) { if (contact.getOption(Contact.Options.DIRTY_PUSH)) { pushContactToServer(contact); } if (contact.getOption(Contact.Options.DIRTY_DELETE)) { Log.d(LOGTAG, "dirty delete"); deleteContactOnServer(contact); } } } public void createContact(Contact contact) { SharedPreferences sharedPref = getPreferences(); boolean autoGrant = sharedPref.getBoolean("grant_new_contacts", true); if (autoGrant) { contact.setOption(Contact.Options.PREEMPTIVE_GRANT); contact.setOption(Contact.Options.ASKING); } pushContactToServer(contact); } public void onOtrSessionEstablished(Conversation conversation) { Account account = conversation.getAccount(); List messages = conversation.getMessages(); Session otrSession = conversation.getOtrSession(); Log.d(LOGTAG, account.getJid() + " otr session established with " + conversation.getContactJid() + "/" + otrSession.getSessionID().getUserID()); for (int i = 0; i < messages.size(); ++i) { Message msg = messages.get(i); if ((msg.getStatus() == Message.STATUS_UNSEND || msg.getStatus() == Message.STATUS_WAITING) && (msg.getEncryption() == Message.ENCRYPTION_OTR)) { msg.setPresence(otrSession.getSessionID().getUserID()); if (msg.getType() == Message.TYPE_TEXT) { MessagePacket outPacket = mMessageGenerator .generateOtrChat(msg, true); if (outPacket != null) { msg.setStatus(Message.STATUS_SEND); databaseBackend.updateMessage(msg); sendMessagePacket(account,outPacket); } } else if (msg.getType() == Message.TYPE_IMAGE) { mJingleConnectionManager.createNewConnection(msg); } } } notifyUi(conversation, false); } public boolean renewSymmetricKey(Conversation conversation) { Account account = conversation.getAccount(); byte[] symmetricKey = new byte[32]; this.mRandom.nextBytes(symmetricKey); Session otrSession = conversation.getOtrSession(); if (otrSession != null) { MessagePacket packet = new MessagePacket(); packet.setType(MessagePacket.TYPE_CHAT); packet.setFrom(account.getFullJid()); packet.addChild("private", "urn:xmpp:carbons:2"); packet.addChild("no-copy", "urn:xmpp:hints"); packet.setTo(otrSession.getSessionID().getAccountID() + "/" + otrSession.getSessionID().getUserID()); try { packet.setBody(otrSession .transformSending(CryptoHelper.FILETRANSFER + CryptoHelper.bytesToHex(symmetricKey))); sendMessagePacket(account,packet); conversation.setSymmetricKey(symmetricKey); return true; } catch (OtrException e) { return false; } } return false; } public void pushContactToServer(Contact contact) { contact.resetOption(Contact.Options.DIRTY_DELETE); contact.setOption(Contact.Options.DIRTY_PUSH); Account account = contact.getAccount(); if (account.getStatus() == Account.STATUS_ONLINE) { boolean ask = contact.getOption(Contact.Options.ASKING); boolean sendUpdates = contact.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST) && contact.getOption(Contact.Options.PREEMPTIVE_GRANT); IqPacket iq = new IqPacket(IqPacket.TYPE_SET); iq.query("jabber:iq:roster").addChild(contact.asElement()); account.getXmppConnection().sendIqPacket(iq, null); if (sendUpdates) { sendPresencePacket(account, mPresenceGenerator.sendPresenceUpdatesTo(contact)); } if (ask) { sendPresencePacket(account, mPresenceGenerator.requestPresenceUpdatesFrom(contact)); } } } public void deleteContactOnServer(Contact contact) { contact.resetOption(Contact.Options.PREEMPTIVE_GRANT); contact.resetOption(Contact.Options.DIRTY_PUSH); contact.setOption(Contact.Options.DIRTY_DELETE); Account account = contact.getAccount(); if (account.getStatus() == Account.STATUS_ONLINE) { IqPacket iq = new IqPacket(IqPacket.TYPE_SET); Element item = iq.query("jabber:iq:roster").addChild("item"); item.setAttribute("jid", contact.getJid()); item.setAttribute("subscription", "remove"); account.getXmppConnection().sendIqPacket(iq, null); } } public void updateConversation(Conversation conversation) { this.databaseBackend.updateConversation(conversation); } public void removeOnTLSExceptionReceivedListener() { this.tlsException = null; } public void reconnectAccount(final Account account, final boolean force) { new Thread(new Runnable() { @Override public void run() { if (account.getXmppConnection() != null) { disconnect(account, force); } if (!account.isOptionSet(Account.OPTION_DISABLED)) { if (account.getXmppConnection() == null) { account.setXmppConnection(createConnection(account)); } Thread thread = new Thread(account.getXmppConnection()); thread.start(); scheduleWakeupCall((int) (CONNECT_TIMEOUT * 1.2), false); } } }).start(); } public void inviteToConference(Conversation conversation, String contactJid) { Account account = conversation.getAccount(); MessagePacket packet = new MessagePacket(); packet.setTo(conversation.getContactJid().split("/")[0]); packet.setFrom(account.getFullJid()); Element x = new Element("x"); x.setAttribute("xmlns", "http://jabber.org/protocol/muc#user"); Element invite = new Element("invite"); invite.setAttribute("to", contactJid); x.addChild(invite); packet.addChild(x); sendMessagePacket(account,packet); Log.d(LOGTAG,packet.toString()); } public boolean markMessage(Account account, String recipient, String uuid, int status) { for (Conversation conversation : getConversations()) { if (conversation.getContactJid().equals(recipient) && conversation.getAccount().equals(account)) { return markMessage(conversation, uuid, status); } } return false; } public boolean markMessage(Conversation conversation, String uuid, int status) { for (Message message : conversation.getMessages()) { if (message.getUuid().equals(uuid)) { markMessage(message, status); return true; } } return false; } public void markMessage(Message message, int status) { message.setStatus(status); databaseBackend.updateMessage(message); updateConversationUi(); } public SharedPreferences getPreferences() { return PreferenceManager .getDefaultSharedPreferences(getApplicationContext()); } public boolean confirmMessages() { return getPreferences().getBoolean("confirm_messages", true); } public void notifyUi(Conversation conversation, boolean notify) { if (mOnConversationUpdate != null) { mOnConversationUpdate.onConversationUpdate(); } else { UIHelper.updateNotification(getApplicationContext(), getConversations(), conversation, notify); } } public void updateConversationUi() { if (mOnConversationUpdate != null) { mOnConversationUpdate.onConversationUpdate(); } } public void updateAccountUi() { if (mOnAccountUpdate != null) { mOnAccountUpdate.onAccountUpdate(); } } public void updateRosterUi() { if (mOnRosterUpdate != null) { mOnRosterUpdate.onRosterUpdate(); } } public Account findAccountByJid(String accountJid) { for (Account account : this.accounts) { if (account.getJid().equals(accountJid)) { return account; } } return null; } public Conversation findConversationByUuid(String uuid) { for (Conversation conversation : getConversations()) { if (conversation.getUuid().equals(uuid)) { return conversation; } } return null; } public void markRead(Conversation conversation) { conversation.markRead(); String id = conversation.popLatestMarkableMessageId(); if (confirmMessages() && id != null) { Account account = conversation.getAccount(); String to = conversation.getContactJid(); this.sendMessagePacket(conversation.getAccount(), mMessageGenerator.confirm(account, to, id)); } } public SecureRandom getRNG() { return this.mRandom; } public PowerManager getPowerManager() { return this.pm; } public void replyWithNotAcceptable(Account account, MessagePacket packet) { if (account.getStatus() == Account.STATUS_ONLINE) { MessagePacket error = this.mMessageGenerator .generateNotAcceptable(packet); sendMessagePacket(account,error); } } public void syncRosterToDisk(final Account account) { new Thread(new Runnable() { @Override public void run() { databaseBackend.writeRoster(account.getRoster()); } }).start(); } public List getKnownHosts() { List hosts = new ArrayList(); for (Account account : getAccounts()) { if (!hosts.contains(account.getServer())) { hosts.add(account.getServer()); } for (Contact contact : account.getRoster().getContacts()) { if (contact.showInRoster()) { String server = contact.getServer(); if (server != null && !hosts.contains(server)) { hosts.add(server); } } } } return hosts; } public List getKnownConferenceHosts() { ArrayList mucServers = new ArrayList(); for (Account account : accounts) { if (account.getXmppConnection() != null) { String server = account.getXmppConnection().getMucServer(); if (server != null) { mucServers.add(server); } } } return mucServers; } public void sendMessagePacket(Account account, MessagePacket packet) { account.getXmppConnection().sendMessagePacket(packet); } public void sendPresencePacket(Account account, PresencePacket packet) { account.getXmppConnection().sendPresencePacket(packet); } public void sendIqPacket(Account account, IqPacket packet, OnIqPacketReceived callback) { account.getXmppConnection().sendIqPacket(packet, callback); } public MessageGenerator getMessageGenerator() { return this.mMessageGenerator; } public PresenceGenerator getPresenceGenerator() { return this.mPresenceGenerator; } public JingleConnectionManager getJingleConnectionManager() { return this.mJingleConnectionManager; } public interface OnConversationUpdate { public void onConversationUpdate(); } public interface OnAccountUpdate { public void onAccountUpdate(); } public interface OnRosterUpdate { public void onRosterUpdate(); } }