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home » brain » inspircd-cvs » inspircd » src » modes

cmode_k.cpp

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/*       +------------------------------------+
 *       | Inspire Internet Relay Chat Daemon |
 *       +------------------------------------+
 *
 *  InspIRCd: (C) 2002-2008 InspIRCd Development Team
 * See: http://www.inspircd.org/wiki/index.php/Credits
 *
 * This program is free but copyrighted software; see
 *            the file COPYING for details.
 *
 * ---------------------------------------------------
 */

#include "inspircd.h"
#include "mode.h"
#include "channels.h"
#include "users.h"
#include "modes/cmode_k.h"

ModeChannelKey::ModeChannelKey(InspIRCd* Instance) : ModeHandler(Instance, 'k', 1, 1, false, MODETYPE_CHANNEL, false)
{
}

ModePair ModeChannelKey::ModeSet(User*, User*, Channel* channel, const std::string &parameter)
{       
    if (channel->modes[CM_KEY])
    {
                std::string ckey = channel->GetModeParameter('k');
                return std::make_pair(true, ckey);
    }
    else
    {
                return std::make_pair(false, parameter);
    }
}

void ModeChannelKey::RemoveMode(Channel* channel, irc::modestacker* stack)
{
        if (channel->IsModeSet(this->GetModeChar()))
        {
                if (stack)
                {
                        stack->Push(this->GetModeChar(), channel->GetModeParameter('k'));
                }
                else
                {
                        std::vector<std::string> parameters; parameters.push_back(channel->name); parameters.push_back("-k"); parameters.push_back(channel->GetModeParameter('k'));
                        ServerInstance->SendMode(parameters, ServerInstance->FakeClient);
                }
        }
}

void ModeChannelKey::RemoveMode(User*, irc::modestacker* stack)
{
}

bool ModeChannelKey::CheckTimeStamp(time_t, time_t, const std::string &their_param, const std::string &our_param, Channel*)
{
        /* When TS is equal, the alphabetically later channel key wins */
        return (their_param < our_param);
}

ModeAction ModeChannelKey::OnModeChange(User* source, User*, Channel* channel, std::string &parameter, bool adding, bool servermode)
{
        if ((channel->IsModeSet('k') != adding) || (!IS_LOCAL(source)))
        {
                if (((channel->IsModeSet('k')) && (parameter != channel->GetModeParameter('k'))) && (IS_LOCAL(source)))
                {
                        /* Key is currently set and the correct key wasnt given */
                        return MODEACTION_DENY;
                }
                else if ((!channel->IsModeSet('k')) || ((adding) && (!IS_LOCAL(source))))
                {
                        /* Key isnt currently set */
                        if ((parameter.length()) && (parameter.rfind(' ') == std::string::npos))
                        {
                                std::string ckey;
                                ckey.assign(parameter, 0, 32);
                                channel->SetModeParam('k', ckey.c_str(), adding);
                                channel->SetMode('k', adding);
                                parameter = ckey;
                                return MODEACTION_ALLOW;
                        }
                        else
                                return MODEACTION_DENY;
                }
                else if (((channel->IsModeSet('k')) && (parameter == channel->GetModeParameter('k'))) || ((!adding) && (!IS_LOCAL(source))))
                {
                        /* Key is currently set, and correct key was given */
                        channel->SetMode('k', adding);
                        return MODEACTION_ALLOW;
                }
                return MODEACTION_DENY;
        }
        else
        {
                return MODEACTION_DENY;
        }
}