mirror of git://git.acid.vegas/anope.git
271 lines
8.3 KiB
C++
271 lines
8.3 KiB
C++
/* ChanServ core functions
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*
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* (C) 2003-2022 Anope Team
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* Contact us at team@anope.org
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*
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* Please read COPYING and README for further details.
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*
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* Based on the original code of Epona by Lara.
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* Based on the original code of Services by Andy Church.
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*/
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#include "module.h"
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#include "modules/cs_mode.h"
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class CommandCSSetKeepTopic : public Command
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{
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public:
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CommandCSSetKeepTopic(Module *creator, const Anope::string &cname = "chanserv/set/keeptopic") : Command(creator, cname, 2, 2)
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{
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this->SetDesc(_("Retain topic when channel is not in use"));
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this->SetSyntax(_("\037channel\037 {ON | OFF}"));
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}
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void Execute(CommandSource &source, const std::vector<Anope::string> ¶ms) anope_override
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{
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if (Anope::ReadOnly)
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{
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source.Reply(READ_ONLY_MODE);
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return;
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}
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ChannelInfo *ci = ChannelInfo::Find(params[0]);
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if (ci == NULL)
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{
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source.Reply(CHAN_X_NOT_REGISTERED, params[0].c_str());
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return;
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}
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EventReturn MOD_RESULT;
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FOREACH_RESULT(OnSetChannelOption, MOD_RESULT, (source, this, ci, params[1]));
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if (MOD_RESULT == EVENT_STOP)
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return;
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if (MOD_RESULT != EVENT_ALLOW && !source.AccessFor(ci).HasPriv("SET") && source.permission.empty() && !source.HasPriv("chanserv/administration"))
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{
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source.Reply(ACCESS_DENIED);
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return;
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}
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if (params[1].equals_ci("ON"))
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{
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Log(source.AccessFor(ci).HasPriv("SET") ? LOG_COMMAND : LOG_OVERRIDE, source, this, ci) << "to enable keeptopic";
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ci->Extend<bool>("KEEPTOPIC");
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source.Reply(_("Topic retention option for %s is now \002on\002."), ci->name.c_str());
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}
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else if (params[1].equals_ci("OFF"))
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{
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Log(source.AccessFor(ci).HasPriv("SET") ? LOG_COMMAND : LOG_OVERRIDE, source, this, ci) << "to disable keeptopic";
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ci->Shrink<bool>("KEEPTOPIC");
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source.Reply(_("Topic retention option for %s is now \002off\002."), ci->name.c_str());
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}
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else
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this->OnSyntaxError(source, "KEEPTOPIC");
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}
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bool OnHelp(CommandSource &source, const Anope::string &) anope_override
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{
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this->SendSyntax(source);
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source.Reply(" ");
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source.Reply(_("Enables or disables the \002topic retention\002 option for a\n"
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"channel. When \002%s\002 is set, the topic for the\n"
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"channel will be remembered by %s even after the\n"
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"last user leaves the channel, and will be restored the\n"
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"next time the channel is created."), source.command.c_str(), source.service->nick.c_str());
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return true;
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}
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};
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class CommandCSTopic : public Command
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{
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ExtensibleRef<bool> topiclock;
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void Lock(CommandSource &source, ChannelInfo *ci, const std::vector<Anope::string> ¶ms)
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{
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if (Anope::ReadOnly)
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{
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source.Reply(READ_ONLY_MODE);
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return;
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}
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EventReturn MOD_RESULT;
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FOREACH_RESULT(OnSetChannelOption, MOD_RESULT, (source, this, ci, "topiclock on"));
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if (MOD_RESULT == EVENT_STOP)
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return;
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topiclock->Set(ci, true);
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source.Reply(_("Topic lock option for %s is now \002on\002."), ci->name.c_str());
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}
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void Unlock(CommandSource &source, ChannelInfo *ci, const std::vector<Anope::string> ¶ms)
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{
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if (Anope::ReadOnly)
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{
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source.Reply(READ_ONLY_MODE);
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return;
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}
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EventReturn MOD_RESULT;
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FOREACH_RESULT(OnSetChannelOption, MOD_RESULT, (source, this, ci, "topiclock off"));
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if (MOD_RESULT == EVENT_STOP)
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return;
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topiclock->Unset(ci);
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source.Reply(_("Topic lock option for %s is now \002off\002."), ci->name.c_str());
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}
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void Set(CommandSource &source, ChannelInfo *ci, const Anope::string &topic)
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{
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bool has_topiclock = topiclock->HasExt(ci);
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topiclock->Unset(ci);
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ci->c->ChangeTopic(source.GetNick(), topic, Anope::CurTime);
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if (has_topiclock)
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topiclock->Set(ci);
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bool override = !source.AccessFor(ci).HasPriv("TOPIC");
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Log(override ? LOG_OVERRIDE : LOG_COMMAND, source, this, ci) << (!topic.empty() ? "to change the topic to: " : "to unset the topic") << (!topic.empty() ? topic : "");
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}
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void Append(CommandSource &source, ChannelInfo *ci, const std::vector<Anope::string> ¶ms)
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{
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const Anope::string &topic = params[2];
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Anope::string new_topic;
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if (!ci->c->topic.empty())
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{
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new_topic = ci->c->topic + " " + topic;
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ci->last_topic.clear();
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}
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else
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new_topic = topic;
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this->Set(source, ci, new_topic);
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}
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public:
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CommandCSTopic(Module *creator) : Command(creator, "chanserv/topic", 2, 3),
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topiclock("TOPICLOCK")
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{
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this->SetDesc(_("Manipulate the topic of the specified channel"));
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this->SetSyntax(_("\037channel\037 [SET] [\037topic\037]"));
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this->SetSyntax(_("\037channel\037 APPEND \037topic\037"));
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this->SetSyntax(_("\037channel\037 [UNLOCK|LOCK]"));
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}
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void Execute(CommandSource &source, const std::vector<Anope::string> ¶ms) anope_override
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{
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const Anope::string &subcmd = params[1];
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ChannelInfo *ci = ChannelInfo::Find(params[0]);
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if (ci == NULL)
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source.Reply(CHAN_X_NOT_REGISTERED, params[0].c_str());
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else if (!source.AccessFor(ci).HasPriv("TOPIC") && !source.HasCommand("chanserv/topic"))
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source.Reply(ACCESS_DENIED);
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else if (subcmd.equals_ci("LOCK"))
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this->Lock(source, ci, params);
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else if (subcmd.equals_ci("UNLOCK"))
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this->Unlock(source, ci, params);
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else if (!ci->c)
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source.Reply(CHAN_X_NOT_IN_USE, ci->name.c_str());
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else if (subcmd.equals_ci("APPEND") && params.size() > 2)
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this->Append(source, ci, params);
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else
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{
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Anope::string topic;
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if (subcmd.equals_ci("SET"))
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{
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topic = params.size() > 2 ? params[2] : "";
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}
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else
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{
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topic = subcmd;
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if (params.size() > 2)
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topic += " " + params[2];
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}
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this->Set(source, ci, topic);
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}
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}
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bool OnHelp(CommandSource &source, const Anope::string &subcommand) anope_override
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{
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this->SendSyntax(source);
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source.Reply(" ");
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source.Reply(_("Allows manipulating the topic of the specified channel.\n"
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"The \002SET\002 command changes the topic of the channel to the given topic\n"
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"or unsets the topic if no topic is given. The \002APPEND\002 command appends\n"
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"the given topic to the existing topic.\n"
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" \n"
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"\002LOCK\002 and \002UNLOCK\002 may be used to enable and disable topic lock. When\n"
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"topic lock is set, the channel topic will be unchangeable by users who do not have\n"
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"the \002TOPIC\002 privilege."));
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return true;
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}
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};
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class CSTopic : public Module
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{
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CommandCSTopic commandcstopic;
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CommandCSSetKeepTopic commandcssetkeeptopic;
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SerializableExtensibleItem<bool> topiclock, keeptopic;
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public:
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CSTopic(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, VENDOR),
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commandcstopic(this), commandcssetkeeptopic(this), topiclock(this, "TOPICLOCK"), keeptopic(this, "KEEPTOPIC")
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{
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}
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void OnChannelSync(Channel *c) anope_override
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{
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if (c->ci)
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{
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/* Update channel topic */
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if ((topiclock.HasExt(c->ci) || keeptopic.HasExt(c->ci)) && c->ci->last_topic != c->topic)
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{
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c->ChangeTopic(!c->ci->last_topic_setter.empty() ? c->ci->last_topic_setter : c->ci->WhoSends()->nick, c->ci->last_topic, c->ci->last_topic_time ? c->ci->last_topic_time : Anope::CurTime);
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}
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}
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}
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void OnTopicUpdated(User *source, Channel *c, const Anope::string &user, const Anope::string &topic) anope_override
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{
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if (!c->ci)
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return;
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/* We only compare the topics here, not the time or setter. This is because some (old) IRCds do not
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* allow us to set the topic as someone else, meaning we have to bump the TS and change the setter to us.
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* This desyncs what is really set with what we have stored, and we end up resetting the topic often when
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* it is not required
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*/
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if (topiclock.HasExt(c->ci) && c->ci->last_topic != c->topic && (!source || !c->ci->AccessFor(source).HasPriv("TOPIC")))
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{
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c->ChangeTopic(c->ci->last_topic_setter, c->ci->last_topic, c->ci->last_topic_time);
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}
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else
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{
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c->ci->last_topic = c->topic;
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c->ci->last_topic_setter = c->topic_setter;
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c->ci->last_topic_time = c->topic_ts;
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}
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}
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void OnChanInfo(CommandSource &source, ChannelInfo *ci, InfoFormatter &info, bool show_all) anope_override
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{
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if (keeptopic.HasExt(ci))
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info.AddOption(_("Topic retention"));
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if (topiclock.HasExt(ci))
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info.AddOption(_("Topic lock"));
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ModeLocks *ml = ci->GetExt<ModeLocks>("modelocks");
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const ModeLock *secret = ml ? ml->GetMLock("SECRET") : NULL;
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if (!ci->last_topic.empty() && (show_all || ((!secret || secret->set == false) && (!ci->c || !ci->c->HasMode("SECRET")))))
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{
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info[_("Last topic")] = ci->last_topic;
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info[_("Topic set by")] = ci->last_topic_setter;
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}
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}
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};
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MODULE_INIT(CSTopic)
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