Files
IM-server-new/broker/src/main/java/io/moquette/imhandler/SendMessageHandler.java
T

124 lines
5.4 KiB
Java

/*
* This file is part of the Wildfire Chat package.
* (c) Heavyrain2012 <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
package io.moquette.imhandler;
import cn.wildfirechat.proto.ProtoConstants;
import cn.wildfirechat.proto.WFCMessage;
import com.hazelcast.util.StringUtil;
import io.moquette.BrokerConstants;
import io.moquette.spi.impl.Qos1PublishHandler;
import io.netty.buffer.ByteBuf;
import cn.wildfirechat.common.ErrorCode;
import win.liyufan.im.IMTopic;
import win.liyufan.im.MessageShardingUtil;
import java.util.Set;
import static cn.wildfirechat.proto.ProtoConstants.ContentType.Text;
@Handler(value = IMTopic.SendMessageTopic)
public class SendMessageHandler extends IMHandler<WFCMessage.Message> {
private int mSensitiveType = 0; //命中敏感词时,0 失败,1 吞掉, 2 敏感词替换成*。
private String mForwardUrl = null;
public SendMessageHandler() {
super();
String forwardUrl = mServer.getConfig().getProperty(BrokerConstants.MESSAGE_Forward_Url);
if (!StringUtil.isNullOrEmpty(forwardUrl)) {
mForwardUrl = forwardUrl;
}
try {
mSensitiveType = Integer.parseInt(mServer.getConfig().getProperty(BrokerConstants.SENSITIVE_Filter_Type));
} catch (Exception e) {
e.printStackTrace();
}
}
@Override
public ErrorCode action(ByteBuf ackPayload, String clientID, String fromUser, boolean isAdmin, WFCMessage.Message message, Qos1PublishHandler.IMCallback callback) {
ErrorCode errorCode = ErrorCode.ERROR_CODE_SUCCESS;
if (message != null) {
if (!isAdmin) { //admin do not check the right
// 不能在端上直接发送撤回和群通知
if (message.getContent().getType() == 80 || (message.getContent().getType() >= 100 && message.getContent().getType() < 200)) {
return ErrorCode.INVALID_PARAMETER;
}
int userStatus = m_messagesStore.getUserStatus(fromUser);
if (userStatus == 1 || userStatus == 2) {
return ErrorCode.ERROR_CODE_FORBIDDEN_SEND_MSG;
}
if (message.getConversation().getType() == ProtoConstants.ConversationType.ConversationType_Private) {
if (m_messagesStore.isBlacked(message.getConversation().getTarget(), fromUser)) {
return ErrorCode.ERROR_CODE_IN_BLACK_LIST;
}
}
if (message.getConversation().getType() == ProtoConstants.ConversationType.ConversationType_Group ) {
errorCode = m_messagesStore.canSendMessageInGroup(fromUser, message.getConversation().getTarget());
if (errorCode != ErrorCode.ERROR_CODE_SUCCESS) {
return errorCode;
}
} else if (message.getConversation().getType() == ProtoConstants.ConversationType.ConversationType_ChatRoom) {
if(!m_messagesStore.checkUserClientInChatroom(fromUser, clientID, message.getConversation().getTarget())) {
return ErrorCode.ERROR_CODE_NOT_IN_CHATROOM;
}
} else if (message.getConversation().getType() == ProtoConstants.ConversationType.ConversationType_Channel) {
if(!m_messagesStore.checkUserInChannel(fromUser, message.getConversation().getTarget())) {
return ErrorCode.ERROR_CODE_NOT_IN_CHANNEL;
}
}
}
long timestamp = System.currentTimeMillis();
long messageId = MessageShardingUtil.generateId();
message = message.toBuilder().setFromUser(fromUser).setMessageId(messageId).setServerTimestamp(timestamp).build();
if (mForwardUrl != null) {
publisher.forwardMessage(message, mForwardUrl);
}
boolean ignoreMsg = false;
if (!isAdmin && message.getContent().getType() == Text) {
Set<String> matched = m_messagesStore.handleSensitiveWord(message.getContent().getSearchableContent());
if (matched != null && !matched.isEmpty()) {
m_messagesStore.storeSensitiveMessage(message);
if (mSensitiveType == 0) {
errorCode = ErrorCode.ERROR_CODE_SENSITIVE_MATCHED;
} else if(mSensitiveType == 1) {
ignoreMsg = true;
} else {
String text = message.getContent().getSearchableContent();
for (String word : matched) {
text = text.replace(word, "***");
}
message = message.toBuilder().setContent(message.getContent().toBuilder().setSearchableContent(text).build()).build();
}
}
}
if (errorCode == ErrorCode.ERROR_CODE_SUCCESS) {
if (!ignoreMsg) {
saveAndPublish(fromUser, clientID, message);
}
ackPayload = ackPayload.capacity(20);
ackPayload.writeLong(messageId);
ackPayload.writeLong(timestamp);
}
} else {
errorCode = ErrorCode.ERROR_CODE_INVALID_MESSAGE;
}
return errorCode;
}
}