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MessageDeleteHandler.java
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MessageDeleteHandler.java
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/*
* Copyright 2015-2017 Austin Keener & Michael Ritter
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package net.dv8tion.jda.core.handle;
import net.dv8tion.jda.client.entities.impl.GroupImpl;
import net.dv8tion.jda.client.events.message.group.GroupMessageDeleteEvent;
import net.dv8tion.jda.core.AccountType;
import net.dv8tion.jda.core.entities.MessageChannel;
import net.dv8tion.jda.core.entities.PrivateChannel;
import net.dv8tion.jda.core.entities.TextChannel;
import net.dv8tion.jda.core.entities.impl.JDAImpl;
import net.dv8tion.jda.core.entities.impl.PrivateChannelImpl;
import net.dv8tion.jda.core.entities.impl.TextChannelImpl;
import net.dv8tion.jda.core.events.message.MessageDeleteEvent;
import net.dv8tion.jda.core.events.message.guild.GuildMessageDeleteEvent;
import net.dv8tion.jda.core.events.message.priv.PrivateMessageDeleteEvent;
import net.dv8tion.jda.core.requests.GuildLock;
import org.json.JSONObject;
public class MessageDeleteHandler extends SocketHandler
{
public MessageDeleteHandler(JDAImpl api)
{
super(api);
}
@Override
protected String handleInternally(JSONObject content)
{
String messageId = content.getString("id");
String channelId = content.getString("channel_id");
MessageChannel channel = api.getTextChannelById(channelId);
if (channel == null)
channel = api.getPrivateChannelById(channelId);
if (channel == null)
channel = api.getFakePrivateChannelMap().get(channelId);
if (channel == null && api.getAccountType() == AccountType.CLIENT)
channel = api.asClient().getGroupById(channelId);
if (channel == null)
{
EventCache.get(api).cache(EventCache.Type.CHANNEL, channelId, () ->
{
handle(responseNumber, allContent);
});
EventCache.LOG.debug("Got message delete for a channel/group that is not yet cached. ChannelId: " + channelId);
return null;
}
if (channel instanceof TextChannel)
{
TextChannelImpl tChan = (TextChannelImpl) channel;
if (GuildLock.get(api).isLocked(tChan.getGuild().getId()))
{
return tChan.getGuild().getId();
}
if (tChan.hasLatestMessage() && messageId.equals(tChan.getLatestMessageId()))
tChan.setLastMessageId(null); // Reset latest message id as it was deleted.
api.getEventManager().handle(
new GuildMessageDeleteEvent(
api, responseNumber,
messageId, tChan));
}
else if (channel instanceof PrivateChannel)
{
PrivateChannelImpl pChan = (PrivateChannelImpl) channel;
if (channel.hasLatestMessage() && messageId.equals(channel.getLatestMessageId()))
pChan.setLastMessageId(null); // Reset latest message id as it was deleted.
api.getEventManager().handle(
new PrivateMessageDeleteEvent(
api, responseNumber,
messageId, pChan));
}
else
{
GroupImpl group = (GroupImpl) channel;
if (channel.hasLatestMessage() && messageId.equals(channel.getLatestMessageId()))
group.setLastMessageId(null); // Reset latest message id as it was deleted.
api.getEventManager().handle(
new GroupMessageDeleteEvent(
api, responseNumber,
messageId, group));
}
//Combo event
api.getEventManager().handle(
new MessageDeleteEvent(
api, responseNumber,
messageId, channel));
return null;
}
}