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path: root/modules/commands/cs_register.cpp
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/* ChanServ core functions
 *
 * (C) 2003-2024 Anope Team
 * Contact us at team@anope.org
 *
 * Please read COPYING and README for further details.
 *
 * Based on the original code of Epona by Lara.
 * Based on the original code of Services by Andy Church.
 */

#include "module.h"

class CommandCSRegister : public Command
{
 public:
	CommandCSRegister(Module *creator) : Command(creator, "chanserv/register", 1, 2)
	{
		this->SetDesc(_("Register a channel"));
		this->SetSyntax(_("\037channel\037 [\037description\037]"));
	}

	void Execute(CommandSource &source, const std::vector<Anope::string> &params) anope_override
	{
		const Anope::string &chan = params[0];
		const Anope::string &chdesc = params.size() > 1 ? params[1] : "";
		unsigned maxregistered = Config->GetModule("chanserv")->Get<unsigned>("maxregistered");

		User *u = source.GetUser();
		NickCore *nc = source.nc;
		Channel *c = Channel::Find(params[0]);
		ChannelInfo *ci = ChannelInfo::Find(params[0]);

		if (Anope::ReadOnly)
			source.Reply(_("Sorry, channel registration is temporarily disabled."));
		else if (nc->HasExt("UNCONFIRMED"))
			source.Reply(_("You must confirm your account before you can register a channel."));
		else if (chan[0] == '&')
			source.Reply(_("Local channels cannot be registered."));
		else if (chan[0] != '#')
			source.Reply(CHAN_SYMBOL_REQUIRED);
		else if (!IRCD->IsChannelValid(chan))
			source.Reply(CHAN_X_INVALID, chan.c_str());
		else if (!c && u)
			source.Reply(CHAN_X_NOT_IN_USE, chan.c_str());
		else if (ci)
			source.Reply(_("Channel \002%s\002 is already registered!"), chan.c_str());
		else if (c && u && !c->HasUserStatus(u, "OP"))
			source.Reply(_("You must be a channel operator to register the channel."));
		else if (maxregistered && nc->channelcount >= maxregistered && !source.HasPriv("chanserv/no-register-limit"))
			source.Reply(nc->channelcount > maxregistered ? CHAN_EXCEEDED_CHANNEL_LIMIT : CHAN_REACHED_CHANNEL_LIMIT, maxregistered);
		else
		{
			ci = new ChannelInfo(chan);
			ci->SetFounder(nc);
			ci->desc = chdesc;

			if (c && !c->topic.empty())
			{
				ci->last_topic = c->topic;
				ci->last_topic_setter = c->topic_setter;
				ci->last_topic_time = c->topic_time;
			}
			else
				ci->last_topic_setter = source.service->nick;

			Log(LOG_COMMAND, source, this, ci);
			source.Reply(_("Channel \002%s\002 registered under your account: %s"), chan.c_str(), nc->display.c_str());

			FOREACH_MOD(OnChanRegistered, (ci));

			/* Implement new mode lock */
			if (c)
			{
				c->CheckModes();
				if (u)
					c->SetCorrectModes(u, true);
			}
		}
	}

	bool OnHelp(CommandSource &source, const Anope::string &subcommand) anope_override
	{
		this->SendSyntax(source);
		source.Reply(" ");
		source.Reply(_("Registers a channel in the %s database.  In order\n"
			"to use this command, you must first be a channel operator\n"
			"on the channel you're trying to register.\n"
			"The description, which is optional, is a\n"
			"general description of the channel's purpose.\n"
			" \n"
			"When you register a channel, you are recorded as the\n"
			"\"founder\" of the channel. The channel founder is allowed\n"
			"to change all of the channel settings for the channel;\n"
			"%s will also automatically give the founder\n"
			"channel operator privileges when they enter the channel."),
				source.service->nick.c_str(), source.service->nick.c_str());
		BotInfo *bi;
		Anope::string cmd;
		if (Command::FindCommandFromService("chanserv/access", bi, cmd))
			source.Reply(_(" \n"
				"See the \002%s\002 command (\002%s%s HELP ACCESS\002) for\n"
				"information on giving a subset of these privileges to\n"
				"other channel users.\n"), cmd.c_str(), Config->StrictPrivmsg.c_str(), bi->nick.c_str());
		source.Reply(_(" \n"
			"NOTICE: In order to register a channel, you must have\n"
			"first registered your nickname."));
		return true;
	}
};


class CSRegister : public Module
{
	CommandCSRegister commandcsregister;

 public:
	CSRegister(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, VENDOR),
		commandcsregister(this)
	{
	}
};

MODULE_INIT(CSRegister)