main.h

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/*
 * Copyright (C) 2004-2014 ZNC, see the NOTICE file for details.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef _MAIN_H
#define _MAIN_H

#include <znc/zncconfig.h>
#include <znc/version.h>

extern bool ZNC_NO_NEED_TO_DO_ANYTHING_ON_MODULE_CALL_EXITER;
#define NOTHING &ZNC_NO_NEED_TO_DO_ANYTHING_ON_MODULE_CALL_EXITER

#define ALLMODULECALL(macFUNC, macEXITER)                                     \
        do {                                                                  \
                CModules& GMods = CZNC::Get().GetModules();             \
                bool bAllExit = false;                                       \
                if (GMods.macFUNC) {                                          \
                        bAllExit = true;                                            \
                } else {                                                      \
                        const map<CString, CUser*>& mUsers =                  \
                                CZNC::Get().GetUserMap();                     \
                        map<CString, CUser*>::const_iterator it;              \
                        for (it = mUsers.begin(); it != mUsers.end(); ++it) { \
                                CModules& UMods = it->second->GetModules();   \
                                if (UMods.macFUNC) {                          \
                                        bAllExit = true;               \
                                        break;                                     \
                                }                                             \
                                const vector<CIRCNetwork*>& mNets =           \
                                        it->second->GetNetworks();            \
                                vector<CIRCNetwork*>::const_iterator it2;     \
                                for (it2 = mNets.begin(); it2 != mNets.end(); ++it2) { \
                                        CModules& NMods = (*it2)->GetModules(); \
                                        if (NMods.macFUNC) {                  \
                                                bAllExit = true;                    \
                                                break;                            \
                                        }                                     \
                                }                                             \
                                if (bAllExit) break;                             \
                        }                                                     \
                }                                                             \
                if (bAllExit) *macEXITER = true;                                     \
        } while (false)

#define _GLOBALMODULECALL(macFUNC, macUSER, macNETWORK, macCLIENT, macEXITER)   \
        do {                                                       \
                CModules& GMods = CZNC::Get().GetModules();  \
                CUser* pOldGUser = GMods.GetUser();                \
                CIRCNetwork* pOldGNetwork = GMods.GetNetwork();    \
                CClient* pOldGClient = GMods.GetClient();          \
                GMods.SetUser(macUSER);                            \
                GMods.SetNetwork(macNETWORK);                      \
                GMods.SetClient(macCLIENT);                        \
                if (GMods.macFUNC) {                               \
                        GMods.SetUser(pOldGUser);                  \
                        GMods.SetNetwork(pOldGNetwork);            \
                        GMods.SetClient(pOldGClient);              \
                        *macEXITER = true;       \
                }                                                  \
                GMods.SetUser(pOldGUser);                          \
                GMods.SetNetwork(pOldGNetwork);            \
                GMods.SetClient(pOldGClient);                      \
        } while (false)

#define _USERMODULECALL(macFUNC, macUSER, macNETWORK, macCLIENT, macEXITER)  \
        do {                                                              \
                assert(macUSER != NULL);                                  \
                bool bGlobalExited = false;                                \
                _GLOBALMODULECALL(macFUNC, macUSER, macNETWORK, macCLIENT, &bGlobalExited); \
                if (bGlobalExited) {                                       \
                        *macEXITER = true;                \
                        break;                                             \
                }                                                         \
                CModules& UMods = macUSER->GetModules();                  \
                CIRCNetwork* pOldUNetwork = UMods.GetNetwork();           \
                CClient* pOldUClient = UMods.GetClient();                 \
                UMods.SetNetwork(macNETWORK);                             \
                UMods.SetClient(macCLIENT);                               \
                if (UMods.macFUNC) {                                      \
                        UMods.SetNetwork(pOldUNetwork);                   \
                        UMods.SetClient(pOldUClient);                     \
                        *macEXITER = true;                \
                }                                                         \
                UMods.SetNetwork(pOldUNetwork);                           \
                UMods.SetClient(pOldUClient);                             \
        } while (false)

#define NETWORKMODULECALL(macFUNC, macUSER, macNETWORK, macCLIENT, macEXITER)  \
        do {                                                                   \
                assert(macUSER != NULL);                                       \
                bool bUserExited = false;                                   \
                _USERMODULECALL(macFUNC, macUSER, macNETWORK, macCLIENT, &bUserExited); \
                if (bUserExited) {                                         \
                        *macEXITER = true;                 \
                        break;                                                \
                }                                                            \
                if (macNETWORK != NULL) {                                      \
                        CModules& NMods = macNETWORK->GetModules();            \
                        CClient* pOldNClient = NMods.GetClient();              \
                        NMods.SetClient(macCLIENT);                            \
                        if (NMods.macFUNC) {                                   \
                                NMods.SetClient(pOldNClient);                  \
                                *macEXITER = true;              \
                        }                                                      \
                        NMods.SetClient(pOldNClient);                          \
                }                                                              \
        } while (false)

#define GLOBALMODULECALL(macFUNC, macEXITER) \
        _GLOBALMODULECALL(macFUNC, NULL, NULL, NULL, macEXITER)

#define USERMODULECALL(macFUNC, macUSER, macCLIENT, macEXITER) \
        _USERMODULECALL(macFUNC, macUSER, NULL, macCLIENT, macEXITER)

#endif // !_MAIN_H