configurable local message retention period. (untested)
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4c6ef3b24e
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9b6ae6d75f
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@ -114,6 +114,8 @@ public final class Config {
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public static final ChatState DEFAULT_CHATSTATE = ChatState.ACTIVE;
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public static final int TYPING_TIMEOUT = 8;
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public static final int EXPIRY_INTERVAL = 30 * 60 * 1000; // 30 minutes
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public static final String ENABLED_CIPHERS[] = {
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"TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256",
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"TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA384",
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@ -20,6 +20,7 @@ import java.util.Collections;
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import java.util.Comparator;
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import java.util.Iterator;
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import java.util.List;
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import java.util.ListIterator;
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import java.util.Locale;
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import eu.siacs.conversations.Config;
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@ -930,6 +931,17 @@ public class Conversation extends AbstractEntity implements Blockable, Comparabl
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account.getPgpDecryptionService().decrypt(messages);
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}
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public void expireOldMessages(long timestamp) {
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synchronized (this.messages) {
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for(ListIterator<Message> iterator = this.messages.listIterator(); iterator.hasNext();) {
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if (iterator.next().getTimeSent() < timestamp) {
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iterator.remove();
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}
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}
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untieMessages();
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}
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}
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public void sort() {
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synchronized (this.messages) {
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Collections.sort(this.messages, new Comparator<Message>() {
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@ -521,6 +521,12 @@ public class MessageParser extends AbstractParser implements OnMessagePacketRece
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}
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}
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long deletionDate = mXmppConnectionService.getAutomaticMessageDeletionDate();
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if (deletionDate != 0 && message.getTimeSent() < deletionDate) {
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Log.d(Config.LOGTAG,account.getJid().toBareJid()+": skipping message from "+message.getCounterpart().toString()+" because it was sent prior to our deletion date");
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return;
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}
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boolean checkForDuplicates = query != null
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|| (isTypeGroupChat && packet.hasChild("delay","urn:xmpp:delay"))
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|| message.getType() == Message.TYPE_PRIVATE;
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@ -570,9 +576,7 @@ public class MessageParser extends AbstractParser implements OnMessagePacketRece
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conversation.endOtrIfNeeded();
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}
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if (message.getEncryption() == Message.ENCRYPTION_NONE || mXmppConnectionService.saveEncryptedMessages()) {
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mXmppConnectionService.databaseBackend.createMessage(message);
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}
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mXmppConnectionService.databaseBackend.createMessage(message);
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final HttpConnectionManager manager = this.mXmppConnectionService.getHttpConnectionManager();
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if (message.trusted() && message.treatAsDownloadable() != Message.Decision.NEVER && manager.getAutoAcceptFileSize() > 0) {
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manager.createNewDownloadConnection(message);
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@ -769,6 +769,13 @@ public class DatabaseBackend extends SQLiteOpenHelper {
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db.delete(Message.TABLENAME, Message.CONVERSATION + "=?", args);
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}
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public boolean expireOldMessages(long timestamp) {
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String where = Message.TIME_SENT+"<?";
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String[] whereArgs = {String.valueOf(timestamp)};
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SQLiteDatabase db = this.getReadableDatabase();
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return db.delete(Message.TABLENAME,where,whereArgs) > 0;
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}
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public Pair<Long, String> getLastMessageReceived(Account account) {
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Cursor cursor = null;
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try {
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@ -56,6 +56,7 @@ public class MessageArchiveService implements OnAdvancedStreamFeaturesLoaded {
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startCatchup = lastClearDate.first;
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reference = null;
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}
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startCatchup = Math.max(startCatchup,mXmppConnectionService.getAutomaticMessageDeletionDate());
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long endCatchup = account.getXmppConnection().getLastSessionEstablished();
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final Query query;
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if (startCatchup == 0) {
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@ -107,12 +108,15 @@ public class MessageArchiveService implements OnAdvancedStreamFeaturesLoaded {
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public Query query(Conversation conversation, long start, long end) {
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synchronized (this.queries) {
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if (start > end) {
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return null;
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}
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final Query query = new Query(conversation, start, end,PagingOrder.REVERSE);
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if (start==0) {
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query.reference = conversation.getFirstMamReference();
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Log.d(Config.LOGTAG,"setting mam reference");
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}
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Log.d(Config.LOGTAG,"checking max of "+start+" end "+mXmppConnectionService.getAutomaticMessageDeletionDate());
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query.start = Math.max(start,mXmppConnectionService.getAutomaticMessageDeletionDate());
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if (start > end) {
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return null;
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}
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this.queries.add(query);
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this.execute(query);
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@ -222,7 +226,7 @@ public class MessageArchiveService implements OnAdvancedStreamFeaturesLoaded {
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query.getConversation().setFirstMamReference(first == null ? null : first.getContent());
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}
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if (complete || relevant == null || abort) {
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final boolean done = (complete || query.getMessageCount() == 0) && query.getStart() == 0;
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final boolean done = (complete || query.getMessageCount() == 0) && query.getStart() <= mXmppConnectionService.getAutomaticMessageDeletionDate();
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this.finalizeQuery(query, done);
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Log.d(Config.LOGTAG,query.getAccount().getJid().toBareJid()+": finished mam after "+query.getTotalCount()+" messages. messages left="+Boolean.toString(!done));
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if (query.getWith() == null && query.getMessageCount() > 0) {
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@ -59,6 +59,7 @@ import java.util.ListIterator;
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import java.util.Locale;
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import java.util.Map;
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import java.util.concurrent.CopyOnWriteArrayList;
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import java.util.concurrent.atomic.AtomicLong;
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import de.duenndns.ssl.MemorizingTrustManager;
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import eu.siacs.conversations.Config;
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@ -265,6 +266,7 @@ public class XmppConnectionService extends Service {
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private int mucRosterChangedListenerCount = 0;
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private OnKeyStatusUpdated mOnKeyStatusUpdated = null;
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private int keyStatusUpdatedListenerCount = 0;
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private AtomicLong mLastExpiryRun = new AtomicLong(0);
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private SecureRandom mRandom;
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private LruCache<Pair<String,String>,ServiceDiscoveryResult> discoCache = new LruCache<>(20);
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private final OnBindListener mOnBindListener = new OnBindListener() {
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@ -645,6 +647,9 @@ public class XmppConnectionService extends Service {
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}
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}
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}
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if (SystemClock.elapsedRealtime() - mLastExpiryRun.get() >= Config.EXPIRY_INTERVAL) {
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expireOldMessages();
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}
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return START_STICKY;
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}
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@ -854,6 +859,20 @@ public class XmppConnectionService extends Service {
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}
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}
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private void expireOldMessages() {
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mLastExpiryRun.set(SystemClock.elapsedRealtime());
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synchronized (this.conversations) {
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long timestamp = getAutomaticMessageDeletionDate();
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if (timestamp > 0) {
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databaseBackend.expireOldMessages(timestamp);
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for (Conversation conversation : this.conversations) {
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conversation.expireOldMessages(timestamp);
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}
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updateConversationUi();
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}
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}
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}
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public boolean hasInternetConnection() {
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ConnectivityManager cm = (ConnectivityManager) getApplicationContext()
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.getSystemService(Context.CONNECTIVITY_SERVICE);
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@ -1232,12 +1251,10 @@ public class XmppConnectionService extends Service {
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if (addToConversation) {
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conversation.add(message);
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}
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if (message.getEncryption() == Message.ENCRYPTION_NONE || saveEncryptedMessages()) {
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if (saveInDb) {
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databaseBackend.createMessage(message);
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} else if (message.edited()) {
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databaseBackend.updateMessage(message, message.getEditedId());
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}
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if (saveInDb) {
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databaseBackend.createMessage(message);
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} else if (message.edited()) {
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databaseBackend.updateMessage(message, message.getEditedId());
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}
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updateConversationUi();
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}
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@ -1347,6 +1364,12 @@ public class XmppConnectionService extends Service {
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Runnable runnable = new Runnable() {
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@Override
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public void run() {
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long deletionDate = getAutomaticMessageDeletionDate();
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mLastExpiryRun.set(SystemClock.elapsedRealtime());
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if (deletionDate > 0) {
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Log.d(Config.LOGTAG, "deleting messages that are older than "+AbstractGenerator.getTimestamp(deletionDate));
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databaseBackend.expireOldMessages(deletionDate);
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}
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Log.d(Config.LOGTAG, "restoring roster");
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for (Account account : accounts) {
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databaseBackend.readRoster(account.getRoster());
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@ -1518,8 +1541,11 @@ public class XmppConnectionService extends Service {
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MessageArchiveService.Query query = getMessageArchiveService().query(conversation, 0, timestamp);
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if (query != null) {
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query.setCallback(callback);
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callback.informUser(R.string.fetching_history_from_server);
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} else {
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callback.informUser(R.string.not_fetching_history_retention_period);
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}
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callback.informUser(R.string.fetching_history_from_server);
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}
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}
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}
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@ -3046,6 +3072,15 @@ public class XmppConnectionService extends Service {
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.getDefaultSharedPreferences(getApplicationContext());
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}
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public long getAutomaticMessageDeletionDate() {
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try {
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final long timeout = Long.parseLong(getPreferences().getString(SettingsActivity.AUTOMATIC_MESSAGE_DELETION, "0")) * 1000;
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return timeout == 0 ? timeout : System.currentTimeMillis() - timeout;
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} catch (NumberFormatException e) {
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return 0;
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}
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}
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public boolean confirmMessages() {
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return getPreferences().getBoolean("confirm_messages", true);
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}
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@ -3058,10 +3093,6 @@ public class XmppConnectionService extends Service {
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return getPreferences().getBoolean("chat_states", false);
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}
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public boolean saveEncryptedMessages() {
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return !getPreferences().getBoolean("dont_save_encrypted", false);
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}
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private boolean respectAutojoin() {
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return getPreferences().getBoolean("autojoin", true);
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}
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@ -44,6 +44,7 @@ public class SettingsActivity extends XmppActivity implements
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public static final String TREAT_VIBRATE_AS_SILENT = "treat_vibrate_as_silent";
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public static final String MANUALLY_CHANGE_PRESENCE = "manually_change_presence";
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public static final String BLIND_TRUST_BEFORE_VERIFICATION = "btbv";
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public static final String AUTOMATIC_MESSAGE_DELETION = "automatic_message_deletion";
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public static final int REQUEST_WRITE_LOGS = 0xbf8701;
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private SettingsFragment mSettingsFragment;
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@ -52,6 +52,7 @@ import eu.siacs.conversations.entities.Message;
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import eu.siacs.conversations.entities.Message.FileParams;
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import eu.siacs.conversations.entities.Transferable;
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import eu.siacs.conversations.persistance.FileBackend;
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import eu.siacs.conversations.services.MessageArchiveService;
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import eu.siacs.conversations.services.NotificationService;
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import eu.siacs.conversations.ui.ConversationActivity;
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import eu.siacs.conversations.ui.text.DividerSpan;
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@ -565,8 +566,12 @@ public class MessageAdapter extends ArrayAdapter<Message> implements CopyTextVie
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timestamp = System.currentTimeMillis();
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}
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activity.setMessagesLoaded();
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activity.xmppConnectionService.getMessageArchiveService().query(conversation, 0, timestamp);
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Toast.makeText(activity, R.string.fetching_history_from_server,Toast.LENGTH_LONG).show();
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MessageArchiveService.Query query = activity.xmppConnectionService.getMessageArchiveService().query(conversation, 0, timestamp);
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if (query != null) {
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Toast.makeText(activity, R.string.fetching_history_from_server, Toast.LENGTH_LONG).show();
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} else {
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Toast.makeText(activity,R.string.not_fetching_history_retention_period, Toast.LENGTH_SHORT).show();
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}
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}
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@Override
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@ -103,4 +103,18 @@
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<item>610</item>
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<item>2584</item>
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</string-array>
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<string-array name="automatic_message_deletion_values">
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<item>0</item>
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<item>86400</item>
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<item>604800</item>
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<item>2592000</item>
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<item>15811200</item>
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</string-array>
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<string-array name="automatic_message_deletion">
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<item>@string/never</item>
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<item>@string/timeout_24_hours</item>
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<item>@string/timeout_7_days</item>
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<item>@string/timeout_30_days</item>
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<item>@string/timeout_6_months</item>
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</string-array>
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</resources>
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@ -724,5 +724,12 @@
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<string name="hide_inactive_devices">Hide inactive devices</string>
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<string name="distrust_omemo_key">Distrust device</string>
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<string name="distrust_omemo_key_text">Are you sure you want to remove the verification for this device?\nThis device and messages coming from that device will be marked as untrusted.</string>
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<string name="timeout_24_hours">24 hours</string>
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<string name="timeout_7_days">7 days</string>
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<string name="timeout_30_days">30 days</string>
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<string name="timeout_6_months">6 months</string>
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<string name="pref_automatically_delete_messages">Automatic message deletion</string>
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<string name="pref_automatically_delete_messages_description">Automatically delete messages from this device that are older than the configured time frame.</string>
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<string name="encrypting_message">Encrypting message</string>
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<string name="not_fetching_history_retention_period">Overstepping local retention period.</string>
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</resources>
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@ -170,11 +170,13 @@
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android:key="btbv"
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android:title="@string/pref_blind_trust_before_verification"
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android:summary="@string/pref_blind_trust_before_verification_summary"/>
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<CheckBoxPreference
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android:defaultValue="false"
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android:key="dont_save_encrypted"
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android:summary="@string/pref_dont_save_encrypted_summary"
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android:title="@string/pref_dont_save_encrypted"/>
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<ListPreference
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android:key="automatic_message_deletion"
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android:title="@string/pref_automatically_delete_messages"
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android:summary="@string/pref_automatically_delete_messages_description"
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android:defaultValue="0"
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android:entries="@array/automatic_message_deletion"
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android:entryValues="@array/automatic_message_deletion_values" />
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<CheckBoxPreference
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android:defaultValue="false"
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android:key="dont_trust_system_cas"
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