/*
 * InspIRCd -- Internet Relay Chat Daemon
 *
 *   Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
 *   Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
 *
 * This file is part of InspIRCd.  InspIRCd is free software: you can
 * redistribute it and/or modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation, version 2.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */


#include "inspircd.h"

/** Handle /KICK. These command handlers can be reloaded by the core,
 * and handle basic RFC1459 commands. Commands within modules work
 * the same way, however, they can be fully unloaded, where these
 * may not.
 */
class CommandKick : public Command
{
 public:
	/** Constructor for kick.
	 */
	CommandKick ( Module* parent) : Command(parent,"KICK",2,3) { syntax = "<channel> <nick>{,<nick>} [<reason>]"; }
	/** Handle command.
	 * @param parameters The parameters to the comamnd
	 * @param pcnt The number of parameters passed to teh command
	 * @param user The user issuing the command
	 * @return A value from CmdResult to indicate command success or failure.
	 */
	CmdResult Handle(const std::vector<std::string>& parameters, User *user);
	RouteDescriptor GetRouting(User* user, const std::vector<std::string>& parameters)
	{
		return (IS_LOCAL(user) ? ROUTE_LOCALONLY : ROUTE_BROADCAST);
	}
};

/** Handle /KICK
 */
CmdResult CommandKick::Handle (const std::vector<std::string>& parameters, User *user)
{
	std::string reason;
	Channel* c = ServerInstance->FindChan(parameters[0]);
	User* u;

	if (CommandParser::LoopCall(user, this, parameters, 1))
		return CMD_SUCCESS;

	if (IS_LOCAL(user))
		u = ServerInstance->FindNickOnly(parameters[1]);
	else
		u = ServerInstance->FindNick(parameters[1]);

	if (!u || !c)
	{
		user->WriteNumeric(ERR_NOSUCHNICK, "%s :No such nick/channel", u ? parameters[0].c_str() : parameters[1].c_str());
		return CMD_FAILURE;
	}

	Membership* srcmemb = NULL;
	if (IS_LOCAL(user))
	{
		srcmemb = c->GetUser(user);
		if (!srcmemb)
		{
			user->WriteNumeric(ERR_NOTONCHANNEL, "%s :You're not on that channel!", parameters[0].c_str());
			return CMD_FAILURE;
		}

		if (u->server->IsULine())
		{
			user->WriteNumeric(ERR_CHANOPRIVSNEEDED, "%s :You may not kick a u-lined client", c->name.c_str());
			return CMD_FAILURE;
		}
	}

	if (parameters.size() > 2)
	{
		reason.assign(parameters[2], 0, ServerInstance->Config->Limits.MaxKick);
	}
	else
	{
		reason.assign(user->nick, 0, ServerInstance->Config->Limits.MaxKick);
	}

	c->KickUser(user, u, reason, srcmemb);

	return CMD_SUCCESS;
}

COMMAND_INIT(CommandKick)