parammode.h

/*
 * InspIRCd -- Internet Relay Chat Daemon
 *
 *   Copyright (C) 2018-2019 Sadie Powell <[email protected]>
 *   Copyright (C) 2014-2015 Attila Molnar <[email protected]>
 *
 * 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/>.
 */
 
 
#pragma once
 
class CoreExport ParamModeBase : public ModeHandler
{
 private:
        virtual void OnUnsetInternal(User* source, Channel* chan) = 0;
 
 public:
        ParamModeBase(Module* Creator, const std::string& Name, char modeletter, ParamSpec ps)
                : ModeHandler(Creator, Name, modeletter, ps, MODETYPE_CHANNEL, MC_PARAM) { }
 
        ModeAction OnModeChange(User* source, User* dest, Channel* channel, std::string& param, bool adding) CXX11_OVERRIDE;
 
        // Does nothing by default
        virtual bool IsParameterSecret() { return false; }
        virtual void OnUnset(User* source, Channel* chan) { }
        virtual ModeAction OnSet(User* source, Channel* chan, std::string& param) = 0;
        virtual void GetParameter(Channel* chan, std::string& out) = 0;
};
 
template <typename T, typename ExtItemT>
class ParamMode : public ParamModeBase
{
 public:
        ExtItemT ext;
 
        ParamMode(Module* Creator, const std::string& Name, char modeletter, ParamSpec ps = PARAM_SETONLY)
                : ParamModeBase(Creator, Name, modeletter, ps)
                , ext("parammode_" + Name, ExtensionItem::EXT_CHANNEL, Creator)
        {
        }
 
        void OnUnsetInternal(User* source, Channel* chan) CXX11_OVERRIDE
        {
                this->OnUnset(source, chan);
                ext.unset(chan);
        }
 
        void GetParameter(Channel* chan, std::string& out) CXX11_OVERRIDE
        {
                T* mh = static_cast<T*>(this);
                mh->SerializeParam(chan, ext.get(chan), out);
        }
};