/**
* 退出群
*
* @param iq
* @return
*/
private IQ quitGroup(IQ iq) {
String member_jid = iq.getFrom().toBareJID();
JID group = iq.getTo();
IQ reply = IQ.createResultIQ(iq);
long group_id = -1;
LocalGroup localGroup = null;
try {
group_id = Long.parseLong(group.getNode());
localGroup = service.getGroup(group_id);
} catch (Exception e) {
reply.setError(PacketError.Condition.bad_request);
return reply;
}
// 删除群成员
try {
Map<String, LocalGroupRole> members = localGroup.getGroupMembers();
if (members != null && !members.isEmpty()) {
int delete = groupDbManager.deleteGroupMember(group_id, member_jid);
// 有记录被删除,通知群成员
if (delete > 0) {
// 如果群主退出，删除群
if (localGroup.isOwner(member_jid)) groupDbManager.deleteGroupById(group_id);
// 发送消息
sendPacket(members.keySet(), packetUtil.createQuitPresence(member_jid, group_id));
}
}
localGroup.removeMember(member_jid);
} catch (SQLException e) {
reply.setError(PacketError.Condition.internal_server_error);
return reply;
}
return null;
}
