48 lines
2.1 KiB
Java
48 lines
2.1 KiB
Java
/*
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* This file is part of the Wildfire Chat package.
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* (c) Heavyrain2012 <[email protected]>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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package io.moquette.imhandler;
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import cn.wildfirechat.proto.ProtoConstants;
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import cn.wildfirechat.proto.WFCMessage;
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import io.moquette.spi.impl.Qos1PublishHandler;
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import io.netty.buffer.ByteBuf;
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import cn.wildfirechat.common.ErrorCode;
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import win.liyufan.im.IMTopic;
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@Handler(value = IMTopic.LoadRemoteMessagesTopic)
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public class LoadRemoteMessagesHandler extends IMHandler<WFCMessage.LoadRemoteMessages> {
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@Override
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public ErrorCode action(ByteBuf ackPayload, String clientID, String fromUser, ProtoConstants.RequestSourceType requestSourceType, WFCMessage.LoadRemoteMessages request, Qos1PublishHandler.IMCallback callback) {
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ErrorCode errorCode = ErrorCode.ERROR_CODE_SUCCESS;
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long beforeUid = request.getBeforeUid();
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if (beforeUid == 0) {
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beforeUid = Long.MAX_VALUE;
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}
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if (request.getConversation().getType() == ProtoConstants.ConversationType.ConversationType_Group) {
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if (!m_messagesStore.isMemberInGroup(fromUser, request.getConversation().getTarget())) {
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return ErrorCode.ERROR_CODE_NOT_IN_GROUP;
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}
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}
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if (request.getConversation().getType() == ProtoConstants.ConversationType.ConversationType_Channel) {
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if (!m_messagesStore.canSendMessageInChannel(fromUser, request.getConversation().getTarget())) {
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return ErrorCode.ERROR_CODE_NOT_IN_CHANNEL;
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}
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}
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WFCMessage.PullMessageResult result = m_messagesStore.loadRemoteMessages(fromUser, request.getConversation(), beforeUid, request.getCount(), request.getContentTypeList());
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byte[] data = result.toByteArray();
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LOG.info("User {} load message with count({}), payload size({})", fromUser, result.getMessageCount(), data.length);
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ackPayload.ensureWritable(data.length).writeBytes(data);
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return errorCode;
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}
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}
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