obsolete.cpp

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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.
 *
 */

#include "engines/obsolete.h"

#include "common/config-manager.h"


namespace Engines {

void upgradeTargetIfNecessary(const ObsoleteGameID *obsoleteList) {
    if (obsoleteList == 0)
        return;

    Common::String gameid = ConfMan.get("gameid");

    for (const ObsoleteGameID *o = obsoleteList; o->from; ++o) {
        if (gameid.equalsIgnoreCase(o->from)) {
            gameid = o->to;
            ConfMan.set("gameid", gameid);

            if (o->platform != Common::kPlatformUnknown)
                ConfMan.set("platform", Common::getPlatformCode(o->platform));

            warning("Target upgraded from %s to %s", o->from, o->to);

            // WORKAROUND: Fix for bug #1719463: "DETECTOR: Launching
            // undefined target adds launcher entry"
            if (ConfMan.hasKey("id_came_from_command_line")) {
                warning("Target came from command line. Skipping save");
            } else {
                ConfMan.flushToDisk();
            }
            break;
        }
    }
}

PlainGameDescriptor findGameID(
    const char *gameid,
    const PlainGameDescriptor *gameids,
    const ObsoleteGameID *obsoleteList
    ) {
    // First search the list of supported gameids for a match.
    const PlainGameDescriptor *g = findPlainGameDescriptor(gameid, gameids);
    if (g)
        return *g;

    // If we didn't find the gameid in the main list, check if it
    // is an obsolete game id.
    if (obsoleteList != 0) {
        const ObsoleteGameID *o = obsoleteList;
        while (o->from) {
            if (0 == scumm_stricmp(gameid, o->from)) {
                g = findPlainGameDescriptor(o->to, gameids);
                if (g && g->description)
                    return PlainGameDescriptor::of(gameid, g->description);
                else
                    return PlainGameDescriptor::of(gameid, "Obsolete game ID");
            }
            o++;
        }
    }

    // No match found
    return PlainGameDescriptor::empty();
}

} // End of namespace Engines