2014-12-05 00:54:16 +00:00
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package eu.siacs.conversations.services;
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import android.util.Log;
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import java.math.BigInteger;
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2014-12-14 22:23:32 +00:00
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import java.util.ArrayList;
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2014-12-05 00:54:16 +00:00
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import java.util.HashSet;
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2014-12-14 22:23:32 +00:00
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import java.util.Iterator;
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2014-12-08 20:59:14 +00:00
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import java.util.List;
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2014-12-05 00:54:16 +00:00
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import eu.siacs.conversations.Config;
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2014-12-17 09:50:51 +00:00
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import eu.siacs.conversations.R;
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2014-12-05 00:54:16 +00:00
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import eu.siacs.conversations.entities.Account;
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import eu.siacs.conversations.entities.Conversation;
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2014-12-13 11:25:52 +00:00
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import eu.siacs.conversations.generator.AbstractGenerator;
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2014-12-05 00:54:16 +00:00
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import eu.siacs.conversations.xml.Element;
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2014-12-08 20:59:14 +00:00
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import eu.siacs.conversations.xmpp.OnAdvancedStreamFeaturesLoaded;
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2014-12-05 00:54:16 +00:00
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import eu.siacs.conversations.xmpp.OnIqPacketReceived;
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import eu.siacs.conversations.xmpp.jid.Jid;
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import eu.siacs.conversations.xmpp.stanzas.IqPacket;
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2014-12-08 20:59:14 +00:00
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public class MessageArchiveService implements OnAdvancedStreamFeaturesLoaded {
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2014-12-05 00:54:16 +00:00
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private final XmppConnectionService mXmppConnectionService;
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private final HashSet<Query> queries = new HashSet<Query>();
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2014-12-14 22:23:32 +00:00
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private ArrayList<Query> pendingQueries = new ArrayList<Query>();
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2014-12-05 00:54:16 +00:00
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2014-12-13 14:32:11 +00:00
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public enum PagingOrder {
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NORMAL,
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REVERSE
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};
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2014-12-05 00:54:16 +00:00
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public MessageArchiveService(final XmppConnectionService service) {
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this.mXmppConnectionService = service;
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}
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2014-12-13 11:25:52 +00:00
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public void catchup(final Account account) {
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long startCatchup = getLastMessageTransmitted(account);
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long endCatchup = account.getXmppConnection().getLastSessionEstablished();
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if (startCatchup == 0) {
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return;
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2014-12-15 22:06:29 +00:00
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} else if (endCatchup - startCatchup >= Config.MAM_MAX_CATCHUP) {
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startCatchup = endCatchup - Config.MAM_MAX_CATCHUP;
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2014-12-13 11:25:52 +00:00
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List<Conversation> conversations = mXmppConnectionService.getConversations();
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for (Conversation conversation : conversations) {
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if (conversation.getMode() == Conversation.MODE_SINGLE && conversation.getAccount() == account && startCatchup > conversation.getLastMessageTransmitted()) {
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this.query(conversation,startCatchup);
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}
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}
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}
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final Query query = new Query(account, startCatchup, endCatchup);
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this.queries.add(query);
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this.execute(query);
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}
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private long getLastMessageTransmitted(final Account account) {
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long timestamp = 0;
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for(final Conversation conversation : mXmppConnectionService.getConversations()) {
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if (conversation.getAccount() == account) {
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long tmp = conversation.getLastMessageTransmitted();
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if (tmp > timestamp) {
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timestamp = tmp;
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}
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}
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}
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return timestamp;
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}
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public Query query(final Conversation conversation) {
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return query(conversation,conversation.getAccount().getXmppConnection().getLastSessionEstablished());
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}
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public Query query(final Conversation conversation, long end) {
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return this.query(conversation,conversation.getLastMessageTransmitted(),end);
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}
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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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2014-12-08 20:59:14 +00:00
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}
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2014-12-13 14:32:11 +00:00
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final Query query = new Query(conversation, start, end,PagingOrder.REVERSE);
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2014-12-05 00:54:16 +00:00
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this.queries.add(query);
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2014-12-13 11:25:52 +00:00
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this.execute(query);
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2014-12-15 22:06:29 +00:00
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return query;
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2014-12-13 11:25:52 +00:00
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}
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}
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2014-12-14 22:23:32 +00:00
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public void executePendingQueries(final Account account) {
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List<Query> pending = new ArrayList<>();
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synchronized(this.pendingQueries) {
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for(Iterator<Query> iterator = this.pendingQueries.iterator(); iterator.hasNext();) {
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Query query = iterator.next();
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if (query.getAccount() == account) {
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pending.add(query);
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iterator.remove();
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}
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}
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}
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for(Query query : pending) {
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this.execute(query);
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}
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}
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2014-12-13 11:25:52 +00:00
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private void execute(final Query query) {
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final Account account= query.getAccount();
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if (account.getStatus() == Account.State.ONLINE) {
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Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": running mam query " + query.toString());
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IqPacket packet = this.mXmppConnectionService.getIqGenerator().queryMessageArchiveManagement(query);
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this.mXmppConnectionService.sendIqPacket(account, packet, new OnIqPacketReceived() {
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2014-12-05 00:54:16 +00:00
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@Override
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public void onIqPacketReceived(Account account, IqPacket packet) {
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2014-12-08 20:59:14 +00:00
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if (packet.getType() == IqPacket.TYPE_ERROR) {
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2014-12-14 22:23:32 +00:00
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Log.d(Config.LOGTAG, account.getJid().toBareJid().toString() + ": error executing mam: " + packet.toString());
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2014-12-08 20:59:14 +00:00
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finalizeQuery(query);
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}
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2014-12-05 00:54:16 +00:00
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}
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});
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2014-12-14 22:23:32 +00:00
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} else {
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synchronized (this.pendingQueries) {
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this.pendingQueries.add(query);
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}
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}
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2014-12-05 00:54:16 +00:00
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}
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2014-12-08 20:59:14 +00:00
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private void finalizeQuery(Query query) {
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synchronized (this.queries) {
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this.queries.remove(query);
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}
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2014-12-09 21:50:53 +00:00
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final Conversation conversation = query.getConversation();
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2014-12-13 11:25:52 +00:00
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if (conversation != null) {
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conversation.sort();
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if (conversation.setLastMessageTransmitted(query.getEnd())) {
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this.mXmppConnectionService.databaseBackend.updateConversation(conversation);
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}
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2014-12-15 22:06:29 +00:00
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if (query.hasCallback()) {
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query.callback();
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} else {
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this.mXmppConnectionService.updateConversationUi();
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}
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2014-12-13 11:25:52 +00:00
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} else {
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for(Conversation tmp : this.mXmppConnectionService.getConversations()) {
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if (tmp.getAccount() == query.getAccount()) {
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tmp.sort();
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if (tmp.setLastMessageTransmitted(query.getEnd())) {
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this.mXmppConnectionService.databaseBackend.updateConversation(tmp);
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}
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}
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}
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2014-12-09 21:50:53 +00:00
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}
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2014-12-08 20:59:14 +00:00
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}
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2014-12-13 14:32:11 +00:00
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public boolean queryInProgress(Conversation conversation) {
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synchronized (this.queries) {
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for(Query query : queries) {
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if (query.conversation == conversation) {
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return true;
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}
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}
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return false;
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}
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}
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2014-12-05 00:54:16 +00:00
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public void processFin(Element fin) {
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if (fin == null) {
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return;
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}
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Query query = findQuery(fin.getAttribute("queryid"));
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if (query == null) {
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return;
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}
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boolean complete = fin.getAttributeAsBoolean("complete");
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Element set = fin.findChild("set","http://jabber.org/protocol/rsm");
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Element last = set == null ? null : set.findChild("last");
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2014-12-13 14:32:11 +00:00
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Element first = set == null ? null : set.findChild("first");
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Element relevant = query.getPagingOrder() == PagingOrder.NORMAL ? last : first;
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2014-12-15 22:06:29 +00:00
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boolean abort = (query.getStart() == 0 && query.getTotalCount() >= Config.PAGE_SIZE) || query.getTotalCount() >= Config.MAM_MAX_MESSAGES;
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if (complete || relevant == null || abort) {
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2014-12-08 20:59:14 +00:00
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this.finalizeQuery(query);
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2014-12-15 22:06:29 +00:00
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Log.d(Config.LOGTAG,query.getAccount().getJid().toBareJid().toString()+": finished mam after "+query.getTotalCount()+" messages");
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2014-12-05 00:54:16 +00:00
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} else {
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2014-12-13 14:32:11 +00:00
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final Query nextQuery;
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if (query.getPagingOrder() == PagingOrder.NORMAL) {
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nextQuery = query.next(last == null ? null : last.getContent());
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} else {
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nextQuery = query.prev(first == null ? null : first.getContent());
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}
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2014-12-13 11:25:52 +00:00
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this.execute(nextQuery);
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2014-12-13 14:32:11 +00:00
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this.finalizeQuery(query);
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2014-12-05 00:54:16 +00:00
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synchronized (this.queries) {
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this.queries.remove(query);
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this.queries.add(nextQuery);
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}
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}
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}
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2014-12-13 11:25:52 +00:00
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public Query findQuery(String id) {
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if (id == null) {
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return null;
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}
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synchronized (this.queries) {
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for(Query query : this.queries) {
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if (query.getQueryId().equals(id)) {
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return query;
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}
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}
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return null;
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}
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}
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2014-12-08 20:59:14 +00:00
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@Override
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public void onAdvancedStreamFeaturesAvailable(Account account) {
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if (account.getXmppConnection() != null && account.getXmppConnection().getFeatures().mam()) {
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2014-12-13 11:25:52 +00:00
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this.catchup(account);
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2014-12-08 20:59:14 +00:00
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}
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}
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2014-12-05 00:54:16 +00:00
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public class Query {
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private int totalCount = 0;
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private int messageCount = 0;
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private long start;
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private long end;
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private Jid with = null;
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private String queryId;
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private String reference = null;
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private Account account;
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private Conversation conversation;
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private PagingOrder pagingOrder = PagingOrder.NORMAL;
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2014-12-15 22:06:29 +00:00
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private XmppConnectionService.OnMoreMessagesLoaded callback = null;
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2014-12-05 00:54:16 +00:00
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public Query(Conversation conversation, long start, long end) {
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this(conversation.getAccount(), start, end);
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2014-12-05 00:54:16 +00:00
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this.conversation = conversation;
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this.with = conversation.getContactJid().toBareJid();
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2014-12-13 11:25:52 +00:00
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}
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2014-12-13 14:32:11 +00:00
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public Query(Conversation conversation, long start, long end, PagingOrder order) {
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this(conversation,start,end);
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this.pagingOrder = order;
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}
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public Query(Account account, long start, long end) {
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this.account = account;
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2014-12-05 00:54:16 +00:00
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this.start = start;
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this.end = end;
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this.queryId = new BigInteger(50, mXmppConnectionService.getRNG()).toString(32);
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}
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2014-12-13 14:32:11 +00:00
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private Query page(String reference) {
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Query query = new Query(this.account,this.start,this.end);
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query.reference = reference;
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query.conversation = conversation;
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query.with = with;
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2014-12-15 22:06:29 +00:00
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query.totalCount = totalCount;
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query.callback = callback;
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return query;
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}
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2014-12-13 14:32:11 +00:00
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public Query next(String reference) {
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Query query = page(reference);
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query.pagingOrder = PagingOrder.NORMAL;
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return query;
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}
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public Query prev(String reference) {
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Query query = page(reference);
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query.pagingOrder = PagingOrder.REVERSE;
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return query;
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}
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public String getReference() {
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return reference;
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}
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public PagingOrder getPagingOrder() {
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return this.pagingOrder;
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2014-12-05 00:54:16 +00:00
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}
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public String getQueryId() {
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return queryId;
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}
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public Jid getWith() {
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return with;
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}
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public long getStart() {
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return start;
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}
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2014-12-15 22:06:29 +00:00
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public void setCallback(XmppConnectionService.OnMoreMessagesLoaded callback) {
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this.callback = callback;
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}
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public void callback() {
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if (this.callback != null) {
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2014-12-17 09:50:51 +00:00
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this.callback.onMoreMessagesLoaded(messageCount,conversation);
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if (messageCount==0) {
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this.callback.informUser(R.string.no_more_history_on_server);
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}
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2014-12-15 22:06:29 +00:00
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}
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}
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2014-12-05 00:54:16 +00:00
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public long getEnd() {
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return end;
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}
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public Conversation getConversation() {
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return conversation;
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}
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2014-12-13 11:25:52 +00:00
|
|
|
|
|
|
|
public Account getAccount() {
|
|
|
|
return this.account;
|
|
|
|
}
|
|
|
|
|
2014-12-17 05:59:58 +00:00
|
|
|
public void incrementTotalCount() {
|
2014-12-15 22:06:29 +00:00
|
|
|
this.totalCount++;
|
|
|
|
}
|
|
|
|
|
2014-12-17 05:59:58 +00:00
|
|
|
public void incrementMessageCount() {
|
2014-12-17 09:50:51 +00:00
|
|
|
this.messageCount++;
|
2014-12-17 05:59:58 +00:00
|
|
|
}
|
|
|
|
|
2014-12-15 22:06:29 +00:00
|
|
|
public int getTotalCount() {
|
|
|
|
return this.totalCount;
|
|
|
|
}
|
|
|
|
|
2014-12-13 11:25:52 +00:00
|
|
|
@Override
|
|
|
|
public String toString() {
|
|
|
|
StringBuilder builder = new StringBuilder();
|
|
|
|
builder.append("with=");
|
|
|
|
if (this.with==null) {
|
|
|
|
builder.append("*");
|
|
|
|
} else {
|
|
|
|
builder.append(with.toString());
|
|
|
|
}
|
|
|
|
builder.append(", start=");
|
|
|
|
builder.append(AbstractGenerator.getTimestamp(this.start));
|
|
|
|
builder.append(", end=");
|
|
|
|
builder.append(AbstractGenerator.getTimestamp(this.end));
|
2014-12-13 14:32:11 +00:00
|
|
|
if (this.reference!=null) {
|
|
|
|
if (this.pagingOrder == PagingOrder.NORMAL) {
|
|
|
|
builder.append(", after=");
|
|
|
|
} else {
|
|
|
|
builder.append(", before=");
|
|
|
|
}
|
|
|
|
builder.append(this.reference);
|
2014-12-13 11:25:52 +00:00
|
|
|
}
|
|
|
|
return builder.toString();
|
|
|
|
}
|
2014-12-15 22:06:29 +00:00
|
|
|
|
|
|
|
public boolean hasCallback() {
|
|
|
|
return this.callback != null;
|
|
|
|
}
|
2014-12-05 00:54:16 +00:00
|
|
|
}
|
|
|
|
}
|