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package com.juick.ws;
import com.juick.User;
import com.juick.json.MessageSerializer;
import com.juick.server.MessagesQueries;
import com.juick.server.SubscriptionsQueries;
import com.juick.util.ThreadHelper;
import com.juick.xmpp.JID;
import com.juick.xmpp.Message;
import com.juick.xmpp.Stream;
import com.juick.xmpp.StreamComponent;
import com.juick.xmpp.extensions.JuickMessage;
import org.apache.commons.lang3.math.NumberUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.core.env.Environment;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.util.Assert;
import org.springframework.web.socket.TextMessage;
import java.io.IOException;
import java.net.Socket;
import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.stream.Collectors;
/**
* @author ugnich
*/
public class XMPPConnection implements InitializingBean, DisposableBean, Stream.StreamListener, Message.MessageListener {
private static final Logger logger = LoggerFactory.getLogger(XMPPConnection.class);
private final JdbcTemplate jdbc;
private final ExecutorService service;
private final WebsocketComponent wsHandler;
private final String xmppPassword;
private final MessageSerializer ms;
private final int xmppPort;
private final String wsJid;
private Stream xmpp;
public XMPPConnection(
final Environment env, final ExecutorService service, final WebsocketComponent wsHandler, final JdbcTemplate jdbc) {
Assert.notNull(env);
Assert.notNull(service);
Assert.notNull(wsHandler);
Assert.notNull(jdbc);
this.service = service;
this.wsHandler = wsHandler;
this.jdbc = jdbc;
xmppPassword = env.getProperty("xmpp_password");
xmppPort = NumberUtils.toInt(env.getProperty("xmpp_port"), 5347);
wsJid = env.getProperty("ws_jid", "ws.juick.local");
ms = new MessageSerializer();
}
@Override
public void afterPropertiesSet() throws Exception {
try {
Socket socket = new Socket("localhost", xmppPort);
xmpp = new StreamComponent(new JID(wsJid), socket.getInputStream(), socket.getOutputStream(), xmppPassword);
xmpp.addChildParser(new JuickMessage());
xmpp.addListener((Stream.StreamListener) this);
xmpp.addListener((Message.MessageListener) this);
service.submit(() -> xmpp.startParsing());
logger.info("XMPPConnection initialized");
} catch (IOException e) {
logger.error("XMPPConnection initialization error", e);
}
}
@Override
public void destroy() throws Exception {
ThreadHelper.shutdownAndAwaitTermination(service);
logger.info("XMPPConnection destroyed");
}
@Override
public void onStreamReady() {
logger.info("XMPP stream ready");
}
@Override
public void onStreamFail(final Exception ex) {
logger.error("XMPP stream failed", ex);
}
@Override
public void onMessage(final com.juick.xmpp.Message msg) {
JuickMessage jmsg = (JuickMessage) msg.getChild(JuickMessage.XMLNS);
if (jmsg != null) {
logger.info("got jmsg: " + ms.serialize(jmsg).toString());
if (jmsg.getMID() == 0) {
int uid_to = 0;
try {
uid_to = Integer.parseInt(msg.to.Username);
} catch (Exception e) {
}
if (uid_to > 0) {
onJuickPM(uid_to, jmsg);
}
} else if (jmsg.getRID() == 0) {
onJuickMessagePost(jmsg);
} else {
// to get quote
com.juick.Message reply = MessagesQueries.getReply(jdbc, jmsg.getMID(), jmsg.getRID());
onJuickMessageReply(reply);
}
}
}
MessageSerializer messageSerializer = new MessageSerializer();
private void onJuickPM(final int uid_to, final com.juick.Message jmsg) {
String json = messageSerializer.serialize(jmsg).toString();
synchronized (wsHandler.getClients()) {
wsHandler.getClients().stream().filter(c -> !c.legacy && c.visitor.getUID() == uid_to).forEach(c -> {
try {
logger.info("sending pm to " + c.visitor.getUID());
c.session.sendMessage(new TextMessage(json));
} catch (IOException e) {
logger.warn("ws error", e);
}
});
}
}
private void onJuickMessagePost(final com.juick.Message jmsg) {
String json = messageSerializer.serialize(jmsg).toString();
List<Integer> uids = SubscriptionsQueries.getSubscribedUsers(jdbc, jmsg.getUser().getUID(), jmsg.getMID())
.stream().map(User::getUID).collect(Collectors.toList());
synchronized (wsHandler.getClients()) {
wsHandler.getClients().stream().filter(c ->
(!c.legacy && c.visitor.getUID() == 0) // anonymous users
|| (!c.legacy && uids.contains(c.visitor.getUID()))) // subscriptions
.forEach(c -> {
try {
logger.info("sending message to " + c.visitor.getUID());
c.session.sendMessage(new TextMessage(json));
} catch (IOException e) {
logger.warn("ws error", e);
}
});
wsHandler.getClients().stream().filter(c ->
c.legacy && c.allMessages) // legacy all posts
.forEach(c -> {
try {
logger.info("sending message to legacy client " + c.visitor.getUID());
c.session.sendMessage(new TextMessage(json));
} catch (IOException e) {
logger.warn("ws error", e);
}
});
}
}
private void onJuickMessageReply(final com.juick.Message jmsg) {
String json = messageSerializer.serialize(jmsg).toString();
List<Integer> threadUsers =
SubscriptionsQueries.getUsersSubscribedToComments(jdbc, jmsg.getMID(), jmsg.getUser().getUID())
.stream().map(User::getUID).collect(Collectors.toList());
synchronized (wsHandler.getClients()) {
wsHandler.getClients().stream().filter(c ->
(!c.legacy && c.visitor.getUID() == 0) // anonymous users
|| (!c.legacy && threadUsers.contains(c.visitor.getUID()))) // subscriptions
.forEach(c -> {
try {
logger.info("sending reply to " + c.visitor.getUID());
c.session.sendMessage(new TextMessage(json));
} catch (IOException e) {
logger.warn("ws error", e);
}
});
wsHandler.getClients().stream().filter(c ->
(c.legacy && c.allReplies) || (c.legacy && c.MID == jmsg.getMID())) // legacy replies
.forEach(c -> {
try {
logger.info("sending reply to legacy client " + c.visitor.getUID());
c.session.sendMessage(new TextMessage(json));
} catch (IOException e) {
logger.warn("ws error", e);
}
});
}
}
}
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