Files
scummvm-cursorfix/engines/gob/iniconfig.cpp
2026-02-02 04:50:13 +01:00

153 lines
4.3 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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, either version 3 of the License, or
* (at your option) any later version.
*
* 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/>.
*
*
* This file is dual-licensed.
* In addition to the GPLv3 license mentioned above, this code is also
* licensed under LGPL 2.1. See LICENSES/COPYING.LGPL file for the
* full text of the license.
*
*/
#include "common/memstream.h"
#include "gob/iniconfig.h"
#include "gob/save/saveload.h"
namespace Gob {
INIConfig::INIConfig(GobEngine *vm) : _vm(vm) {
}
INIConfig::~INIConfig() {
for (ConfigMap::iterator c = _configs.begin(); c != _configs.end(); ++c)
delete c->_value.config;
}
bool INIConfig::getValue(Common::String &result, const Common::String &file, bool isCd,
const Common::String &section, const Common::String &key,
const Common::String &def) {
Config config;
if (!getConfig(file, config)) {
if (!openConfig(file, isCd, config)) {
result = def;
return false;
}
}
if (!config.config->getKey(key, section, result)) {
result = def;
return false;
}
return true;
}
bool INIConfig::setValue(const Common::String &file, bool isCd, const Common::String &section,
const Common::String &key, const Common::String &value) {
Config config;
if (!getConfig(file, config))
if (!createConfig(file, isCd, config))
return false;
config.config->setKey(key, section, value);
SaveLoad::SaveMode mode = _vm->_saveLoad->getSaveMode(file.c_str());
if (mode == SaveLoad::kSaveModeSave) {
// Sync changes to save file
Common::MemoryWriteStreamDynamic stream(DisposeAfterUse::YES);
config.config->saveToStream(stream);
_vm->_saveLoad->saveFromRaw(file.c_str(), stream.getData(), stream.size(), 0);
}
return true;
}
bool INIConfig::getConfig(const Common::String &file, Config &config) {
if (!_configs.contains(file))
return false;
config = _configs.getVal(file);
return true;
}
bool INIConfig::readConfigFromDisk(const Common::String &file, bool isCd, Gob::INIConfig::Config &config) {
if (!isCd && _vm->_saveLoad->getSaveMode(file.c_str()) == SaveLoad::kSaveModeSave) {
debugC(3, kDebugFileIO, "Loading INI from save file \"%s\"", file.c_str());
// Read from save file
int size = _vm->_saveLoad->getSize(file.c_str());
if (size < 0) {
debugC(3, kDebugFileIO, "Failed to get size of save file \"%s\"", file.c_str());
return false;
}
byte *data = new byte[size];
_vm->_saveLoad->loadToRaw(file.c_str(), data, size, 0);
Common::MemoryReadStream stream(data, size, DisposeAfterUse::YES);
if (!config.config->loadFromStream(stream)) {
debugC(3, kDebugFileIO, "Failed to load INI from save file \"%s\"", file.c_str());
return false;
}
} else {
// GOB uses \ as a path separator but
// it almost always manipulates base names
debugC(3, kDebugFileIO, "Loading INI from plain file \"%s\"", file.c_str());
if (!config.config->loadFromFile(Common::Path(file, '\\'))) {
return false;
}
}
return true;
}
bool INIConfig::openConfig(const Common::String &file, bool isCd, Config &config) {
config.config = new Common::INIFile();
config.config->allowNonEnglishCharacters();
config.created = false;
if (!readConfigFromDisk(file, isCd, config)) {
delete config.config;
config.config = nullptr;
return false;
}
_configs.setVal(file, config);
return true;
}
bool INIConfig::createConfig(const Common::String &file, bool isCd, Config &config) {
config.config = new Common::INIFile();
config.config->allowNonEnglishCharacters();
config.created = true;
readConfigFromDisk(file, isCd, config); // May return false in case we are dealing with a temporary file
_configs.setVal(file, config);
return true;
}
} // End of namespace Gob