2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
5 * Copyright (C) 2007-2008 Robin Burchell <robin+git@viroteck.net>
6 * Copyright (C) 2008 Craig Edwards <craigedwards@brainbox.cc>
7 * Copyright (C) 2008 Thomas Stagner <aquanight@inspircd.org>
9 * This file is part of InspIRCd. InspIRCd is free software: you can
10 * redistribute it and/or modify it under the terms of the GNU General Public
11 * License as published by the Free Software Foundation, version 2.
13 * This program is distributed in the hope that it will be useful, but WITHOUT
14 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
15 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 #include "core_channel.h"
26 CommandTopic::CommandTopic(Module* parent)
27 : SplitCommand(parent, "TOPIC", 1, 2)
28 , exemptionprov(parent)
29 , secretmode(parent, "secret")
30 , topiclockmode(parent, "topiclock")
32 syntax = "<channel> [<topic>]";
36 CmdResult CommandTopic::HandleLocal(const std::vector<std::string>& parameters, LocalUser* user)
38 Channel* c = ServerInstance->FindChan(parameters[0]);
41 user->WriteNumeric(Numerics::NoSuchNick(parameters[0]));
45 if (parameters.size() == 1)
47 if ((c->IsModeSet(secretmode)) && (!c->HasUser(user)))
49 user->WriteNumeric(Numerics::NoSuchNick(c->name));
53 if (c->topic.length())
55 Topic::ShowTopic(user, c);
59 user->WriteNumeric(RPL_NOTOPICSET, c->name, "No topic is set.");
64 std::string t = parameters[1]; // needed, in case a module wants to change it
66 FIRST_MOD_RESULT(OnPreTopicChange, res, (user,c,t));
68 if (res == MOD_RES_DENY)
70 if (res != MOD_RES_ALLOW)
72 if (!c->HasUser(user))
74 user->WriteNumeric(ERR_NOTONCHANNEL, c->name, "You're not on that channel!");
77 if (c->IsModeSet(topiclockmode))
80 FIRST_MOD_RESULT_CUSTOM(exemptionprov, CheckExemption::EventListener, OnCheckExemption, MOD_RESULT, (user, c, "topiclock"));
81 if (!MOD_RESULT.check(c->GetPrefixValue(user) >= HALFOP_VALUE))
83 user->WriteNumeric(ERR_CHANOPRIVSNEEDED, c->name, "You do not have access to change the topic on this channel");
89 // Make sure the topic is not longer than the limit in the config
90 if (t.length() > ServerInstance->Config->Limits.MaxTopic)
91 t.erase(ServerInstance->Config->Limits.MaxTopic);
93 // Only change if the new topic is different than the current one
95 c->SetTopic(user, t, ServerInstance->Time());
99 void Topic::ShowTopic(LocalUser* user, Channel* chan)
101 user->WriteNumeric(RPL_TOPIC, chan->name, chan->topic);
102 user->WriteNumeric(RPL_TOPICTIME, chan->name, chan->setby, (unsigned long)chan->topicset);