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/* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "common/file.h"
#include "gob/databases.h"
namespace Gob {
Databases::Databases() {
}
Databases::~Databases() {
}
void Databases::setLanguage(Common::Language language) {
Common::String lang;
if (language == Common::UNK_LANG)
lang = "";
else if (language == Common::EN_ANY)
lang = "E";
else if (language == Common::EN_GRB)
lang = "E";
else if (language == Common::EN_USA)
lang = "E";
else if (language == Common::DE_DEU)
lang = "G";
else if (language == Common::FR_FRA)
lang = "F";
else
warning("Databases::setLanguage(): Language \"%s\" not supported",
Common::getLanguageDescription(language));
if (!_databases.empty() && (lang != _language))
warning("Databases::setLanguage(): \"%s\" != \"%s\" and there's still databases open!",
_language.c_str(), lang.c_str());
_language = lang;
}
bool Databases::open(const Common::String &id, const Common::String &file) {
if (_databases.contains(id)) {
warning("Databases::open(): A database with the ID \"%s\" already exists", id.c_str());
return false;
}
Common::File dbFile;
if (!dbFile.open(file)) {
warning("Databases::open(): No such file \"%s\"", file.c_str());
return false;
}
dBase db;
if (!db.load(dbFile)) {
warning("Databases::open(): Failed loading database file \"%s\"", file.c_str());
return false;
}
_databases.setVal(id, Common::StringMap());
DBMap::iterator map = _databases.find(id);
assert(map != _databases.end());
if (!buildMap(db, map->_value)) {
warning("Databases::open(): Failed building a map for database \"%s\"", file.c_str());
_databases.erase(map);
return false;
}
return true;
}
bool Databases::close(const Common::String &id) {
DBMap::iterator db = _databases.find(id);
if (db == _databases.end()) {
warning("Databases::open(): A database with the ID \"%s\" does not exist", id.c_str());
return false;
}
_databases.erase(db);
return true;
}
bool Databases::getString(const Common::String &id, Common::String group,
Common::String section, Common::String keyword, Common::String &result) const {
DBMap::iterator db = _databases.find(id);
if (db == _databases.end()) {
warning("Databases::getString(): A database with the ID \"%s\" does not exist", id.c_str());
return false;
}
if (_language.empty()) {
warning("Databases::getString(): No language set");
return false;
}
Common::String key = _language + ":" + group + ":" + section + ":" + keyword;
Common::StringMap::const_iterator entry = db->_value.find(key);
if (entry == db->_value.end())
return false;
result = entry->_value;
return true;
}
int Databases::findField(const dBase &db, const Common::String &field,
dBase::Type type) const {
const Common::Array<dBase::Field> &fields = db.getFields();
for (uint i = 0; i < fields.size(); i++) {
if (!fields[i].name.equalsIgnoreCase(field))
continue;
if (fields[i].type != type)
return -1;
return i;
}
return -1;
}
bool Databases::buildMap(const dBase &db, Common::StringMap &map) const {
int fLanguage = findField(db, "Langage", dBase::kTypeString);
int fGroup = findField(db, "Nom" , dBase::kTypeString);
int fSection = findField(db, "Section", dBase::kTypeString);
int fKeyword = findField(db, "Motcle" , dBase::kTypeString);
int fText = findField(db, "Texte" , dBase::kTypeString);
if ((fLanguage < 0) || (fGroup < 0) || (fSection < 0) || (fKeyword < 0) || (fText < 0))
return false;
const Common::Array<dBase::Record> &records = db.getRecords();
Common::Array<dBase::Record>::const_iterator record;
for (record = records.begin(); record != records.end(); ++record) {
Common::String key;
key += db.getString(*record, fLanguage) + ":";
key += db.getString(*record, fGroup ) + ":";
key += db.getString(*record, fSection ) + ":";
key += db.getString(*record, fKeyword );
map.setVal(key, db.getString(*record, fText));
}
return true;
}
} // End of namespace Gob
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