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/*
* Copyright (C) 2008-2017, Juick
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.juick.server;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.juick.Message;
import com.juick.User;
import com.juick.service.component.*;
import com.juick.service.MessagesService;
import com.juick.service.SubscriptionService;
import com.juick.service.UserService;
import com.juick.util.MessageUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Component;
import org.springframework.web.socket.TextMessage;
import javax.inject.Inject;
import java.io.IOException;
import java.util.List;
import java.util.stream.Collectors;
/**
* @author Ugnich Anton
*/
@Component
public class ServerManager implements NotificationListener {
private static Logger logger = LoggerFactory.getLogger(ServerManager.class);
@Inject
private ObjectMapper jsonMapper;
@Inject
private MessagesService messagesService;
@Inject
private WebsocketManager wsHandler;
@Inject
private SubscriptionService subscriptionService;
@Inject
private UserService userService;
@Value("${service_user:juick}")
private String serviceUser;
private void onJuickPM(final int uid_to, final com.juick.Message jmsg) {
try {
String json = jsonMapper.writeValueAsString(jmsg);
synchronized (wsHandler.getClients()) {
wsHandler.getClients().stream().filter(c ->
(!c.legacy && c.visitor.getUid() == uid_to) || c.visitor.getName().equals(serviceUser))
.forEach(c -> {
try {
logger.debug("sending pm to {}", c.visitor.getUid());
c.sendMessage(new TextMessage(json));
} catch (IOException e) {
logger.warn("ws error", e);
}
});
}
} catch (JsonProcessingException e) {
logger.warn("Invalid JSON", e);
}
}
private void onJuickMessagePost(final com.juick.Message jmsg, List<User> subscribedUsers) {
try {
String json = jsonMapper.writeValueAsString(jmsg);
List<Integer> uids = subscribedUsers
.stream().map(User::getUid).collect(Collectors.toList());
synchronized (wsHandler.getClients()) {
wsHandler.getClients().stream().filter(c ->
(!c.legacy && c.visitor.isAnonymous()) // anonymous users
|| c.visitor.getName().equals(serviceUser) // services
|| (!c.legacy && uids.contains(c.visitor.getUid()))) // subscriptions
.forEach(c -> {
try {
logger.debug("sending message to {}", c.visitor.getUid());
c.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.debug("sending message to legacy client {}", c.visitor.getUid());
c.sendMessage(new TextMessage(json));
} catch (IOException e) {
logger.warn("ws error", e);
}
});
}
} catch (JsonProcessingException e) {
logger.warn("Invalid JSON", e);
}
}
private void onJuickMessageReply(final com.juick.Message jmsg, final List<User> subscribedUsers) {
try {
String json = jsonMapper.writeValueAsString(jmsg);
com.juick.Message op = messagesService.getMessage(jmsg.getMid());
List<Integer> threadUsers =
subscribedUsers
.stream().map(User::getUid).collect(Collectors.toList());
synchronized (wsHandler.getClients()) {
wsHandler.getClients().stream().filter(c ->
(!c.legacy && c.visitor.isAnonymous()) // anonymous users
|| c.visitor.getName().equals(serviceUser) // services
|| (!c.legacy && threadUsers.contains(c.visitor.getUid()))) // subscriptions
.forEach(c -> {
try {
logger.debug("sending reply to {}", c.visitor.getUid());
c.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.debug("sending reply to legacy client {}", c.visitor.getUid());
c.sendMessage(new TextMessage(json));
} catch (IOException e) {
logger.warn("ws error", e);
}
});
}
} catch (JsonProcessingException e) {
logger.warn("Invalid JSON", e);
}
}
@Override
public void processMessageEvent(MessageEvent event) {
com.juick.Message jmsg = event.getMessage();
List<User> subscribedUsers = event.getUsers();
if (jmsg.isService()) {
return;
}
if (MessageUtils.isPM(jmsg)) {
onJuickPM(jmsg.getTo().getUid(), jmsg);
} else if (!MessageUtils.isReply(jmsg)) {
// to get full message with attachment, etc.
onJuickMessagePost(messagesService.getMessage(jmsg.getMid()), subscribedUsers);
} else {
// to get quote and attachment
Message op = messagesService.getMessage(jmsg.getMid());
com.juick.Message reply = messagesService.getReply(jmsg.getMid(), jmsg.getRid());
subscriptionService.getUsersSubscribedToComments(op, reply, true).stream()
.filter(u -> userService.isReplyToBL(u, reply))
.forEach(b -> messagesService.setLastReadComment(b, reply.getMid(), reply.getRid()));
onJuickMessageReply(reply, subscribedUsers);
}
}
@Override
public void processSubscribeEvent(SubscribeEvent subscribeEvent) {
}
@Override
public void processLikeEvent(LikeEvent likeEvent) {
}
@Override
public void processPingEvent(PingEvent pingEvent) {
}
@Override
public void processMessageReadEvent(MessageReadEvent messageReadEvent) {
User userTo = messageReadEvent.getUser();
Message source = messageReadEvent.getMessage();
logger.info("Message read event from {} for {}", userTo.getName(), source.getMid());
wsHandler.getClients().stream().filter(c ->
(!c.legacy && c.visitor.getUid() == userTo.getUid()) || c.visitor.getName().equals(serviceUser)
).forEach(u -> {
Message serviceMessage = new Message();
serviceMessage.setService(true);
serviceMessage.setUser(userTo);
serviceMessage.setMid(source.getMid());
serviceMessage.setUnread(false);
try {
u.sendMessage(new TextMessage(jsonMapper.writeValueAsString(serviceMessage)));
} catch (IOException e) {
logger.error("JSON error", e);
}
});
}
}
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