/* BotServ core functions
  *
  * (C) 2003-2022 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 CommandBSAssign : public Command
 {
  public:
 	CommandBSAssign(Module *creator) : Command(creator, "botserv/assign", 2, 2)
 	{
 		this->SetDesc(_("Assigns a bot to a channel"));
 		this->SetSyntax(_("\037channel\037 \037nick\037"));
 	}
 
 	void Execute(CommandSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		const Anope::string &chan = params[0];
 		const Anope::string &nick = params[1];
 
 		if (Anope::ReadOnly)
 		{
 			source.Reply(_("Sorry, bot assignment is temporarily disabled."));
 			return;
 		}
 
 		ChannelInfo *ci = ChannelInfo::Find(params[0]);
 		if (ci == NULL)
 		{
 			source.Reply(CHAN_X_NOT_REGISTERED, params[0].c_str());
 			return;
 		}
 
 		BotInfo *bi = BotInfo::Find(nick, true);
 		if (!bi)
 		{
 			source.Reply(BOT_DOES_NOT_EXIST, nick.c_str());
 			return;
 		}
 
 		AccessGroup access = source.AccessFor(ci);
 		if (ci->HasExt("BS_NOBOT") || (!access.HasPriv("ASSIGN") && !source.HasPriv("botserv/administration")))
 		{
 			source.Reply(ACCESS_DENIED);
 			return;
 		}
 
 		if (bi->oper_only && !source.HasPriv("botserv/administration"))
 		{
 			source.Reply(ACCESS_DENIED);
 			return;
 		}
 
 		if (ci->bi == bi)
 		{
 			source.Reply(_("Bot \002%s\002 is already assigned to channel \002%s\002."), ci->bi->nick.c_str(), chan.c_str());
 			return;
 		}
 
 		bool override = !access.HasPriv("ASSIGN");
 		Log(override ? LOG_OVERRIDE : LOG_COMMAND, source, this, ci) << "for " << bi->nick;
 
 		bi->Assign(source.GetUser(), ci);
 		source.Reply(_("Bot \002%s\002 has been assigned to %s."), bi->nick.c_str(), ci->name.c_str());
 	}
 
 	bool OnHelp(CommandSource &source, const Anope::string &subcommand) anope_override
 	{
 		this->SendSyntax(source);
 		source.Reply(" ");
 		source.Reply(_("Assigns the specified bot to a channel. You\n"
 				"can then configure the bot for the channel so it fits\n"
 				"your needs."));
 		return true;
 	}
 };
 
 class CommandBSUnassign : public Command
 {
  public:
 	CommandBSUnassign(Module *creator) : Command(creator, "botserv/unassign", 1, 1)
 	{
 		this->SetDesc(_("Unassigns a bot from a channel"));
 		this->SetSyntax(_("\037channel\037"));
 	}
 
 	void Execute(CommandSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		if (Anope::ReadOnly)
 		{
 			source.Reply(_("Sorry, bot assignment is temporarily disabled."));
 			return;
 		}
 
 		ChannelInfo *ci = ChannelInfo::Find(params[0]);
 		if (ci == NULL)
 		{
 			source.Reply(CHAN_X_NOT_REGISTERED, params[0].c_str());
 			return;
 		}
 
 		AccessGroup access = source.AccessFor(ci);
 		if (!source.HasPriv("botserv/administration") && !access.HasPriv("ASSIGN"))
 		{
 			source.Reply(ACCESS_DENIED);
 			return;
 		}
 
 		if (!ci->bi)
 		{
 			source.Reply(BOT_NOT_ASSIGNED);
 			return;
 		}
 
 		if (ci->HasExt("PERSIST") && !ModeManager::FindChannelModeByName("PERM"))
 		{
 			source.Reply(_("You cannot unassign bots while persist is set on the channel."));
 			return;
 		}
 
 		bool override = !access.HasPriv("ASSIGN");
 		Log(override ? LOG_OVERRIDE : LOG_COMMAND, source, this, ci) << "for " << ci->bi->nick;
 
 		ci->bi->UnAssign(source.GetUser(), ci);
 		source.Reply(_("There is no bot assigned to %s anymore."), ci->name.c_str());
 	}
 
 	bool OnHelp(CommandSource &source, const Anope::string &subcommand) anope_override
 	{
 		this->SendSyntax(source);
 		source.Reply(" ");
 		source.Reply(_("Unassigns a bot from a channel. When you use this command,\n"
 				"the bot won't join the channel anymore. However, bot\n"
 				"configuration for the channel is kept, so you will always\n"
 				"be able to reassign a bot later without having to reconfigure\n"
 				"it entirely."));
 		return true;
 	}
 };
 
 class CommandBSSetNoBot : public Command
 {
  public:
 	CommandBSSetNoBot(Module *creator, const Anope::string &sname = "botserv/set/nobot") : Command(creator, sname, 2, 2)
 	{
 		this->SetDesc(_("Prevent a bot from being assigned to a channel"));
 		this->SetSyntax(_("\037channel\037 {\037ON|OFF\037}"));
 	}
 
 	void Execute(CommandSource &source, const std::vector<Anope::string> &params) anope_override
 	{
 		ChannelInfo *ci = ChannelInfo::Find(params[0]);
 		const Anope::string &value = params[1];
 
 		if (Anope::ReadOnly)
 		{
 			source.Reply(_("Sorry, bot modification is temporarily disabled."));
 			return;
 		}
 
 		if (ci == NULL)
 		{
 			source.Reply(CHAN_X_NOT_REGISTERED, params[0].c_str());
 			return;
 		}
 
 		if (value.equals_ci("ON"))
 		{
 			Log(LOG_ADMIN, source, this, ci) << "to enable nobot";
 
 			ci->Extend<bool>("BS_NOBOT");
 			if (ci->bi)
 				ci->bi->UnAssign(source.GetUser(), ci);
 			source.Reply(_("No-bot mode is now \002on\002 on channel %s."), ci->name.c_str());
 		}
 		else if (value.equals_ci("OFF"))
 		{
 			Log(LOG_ADMIN, source, this, ci) << "to disable nobot";
 
 			ci->Shrink<bool>("BS_NOBOT");
 			source.Reply(_("No-bot mode is now \002off\002 on channel %s."), ci->name.c_str());
 		}
 		else
 			this->OnSyntaxError(source, source.command);
 	}
 
 	bool OnHelp(CommandSource &source, const Anope::string &) anope_override
 	{
 		this->SendSyntax(source);
 		source.Reply(_(" \n"
 				"This option makes a channel unassignable. If a bot\n"
 				"is already assigned to the channel, it is unassigned\n"
 				"automatically when you enable it."));
 		return true;
 	}
 };
 
 class BSAssign : public Module
 {
 	ExtensibleItem<bool> nobot;
 
 	CommandBSAssign commandbsassign;
 	CommandBSUnassign commandbsunassign;
 	CommandBSSetNoBot commandbssetnobot;
 
  public:
 	BSAssign(const Anope::string &modname, const Anope::string &creator) : Module(modname, creator, VENDOR),
 		nobot(this, "BS_NOBOT"),
 		commandbsassign(this), commandbsunassign(this), commandbssetnobot(this)
 	{
 	}
 
 	void OnInvite(User *source, Channel *c, User *targ) anope_override
 	{
 		BotInfo *bi;
 		if (Anope::ReadOnly || !c->ci || targ->server != Me || !(bi = dynamic_cast<BotInfo *>(targ)))
 			return;
 
 		AccessGroup access = c->ci->AccessFor(source);
 		if (nobot.HasExt(c->ci) || (!access.HasPriv("ASSIGN") && !source->HasPriv("botserv/administration")))
 		{
 			targ->SendMessage(bi, ACCESS_DENIED);
 			return;
 		}
 
 		if (bi->oper_only && !source->HasPriv("botserv/administration"))
 		{
 			targ->SendMessage(bi, ACCESS_DENIED);
 			return;
 		}
 
 		if (c->ci->bi == bi)
 		{
 			targ->SendMessage(bi, _("Bot \002%s\002 is already assigned to channel \002%s\002."), c->ci->bi->nick.c_str(), c->name.c_str());
 			return;
 		}
 
 		bi->Assign(source, c->ci);
 		targ->SendMessage(bi, _("Bot \002%s\002 has been assigned to %s."), bi->nick.c_str(), c->name.c_str());
 	}
 
 	void OnBotInfo(CommandSource &source, BotInfo *bi, ChannelInfo *ci, InfoFormatter &info) anope_override
 	{
 		if (nobot.HasExt(ci))
 			info.AddOption(_("No bot"));
 	}
 };
 
 MODULE_INIT(BSAssign)

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