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savefilemgr.cpp

/* 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: https://scummvm.svn.sourceforge.net/svnroot/scummvm/scummvm/tags/release-1-0-0/backends/platform/ps2/savefilemgr.cpp $
 * $Id: savefilemgr.cpp 42404 2009-07-12 05:38:08Z sunmax $
 *
 */

#include "common/config-manager.h"
#include "common/zlib.h"

// #include "backends/saves/compressed/compressed-saves.h"

#ifdef __USE_LIBMC__
      #include <libmc.h>
#endif

#include "asyncfio.h"
#include "savefilemgr.h"
#include "Gs2dScreen.h"
#include "ps2temp.h"

extern AsyncFio fio;

Ps2SaveFileManager::Ps2SaveFileManager(OSystem_PS2 *system, Gs2dScreen *screen) {
      // _system = system;
      _screen = screen;
}

Ps2SaveFileManager::~Ps2SaveFileManager() {

}


bool Ps2SaveFileManager::mcCheck(const char *path) {
      // Common::FSNode dir(Common::String(path), 1); // FIXED in gcc 3.4.x
      const Common::String str(path);
      Common::FSNode dir(str);

      // int res;

      printf("mcCheck\n");

      if (!dir.exists()) {
            printf("! exist -> create : ");
#ifdef __USE_LIBMC__
            printf("%s\n", path+4);
            // WaitSema(_sema);
            mcSync(0, NULL, NULL);
            mcMkDir(0 /*port*/, 0 /*slot*/,     path+4);
            mcSync(0, NULL, &res);
            printf("sync : %d\n", res);
            // SignalSema(_sema);
#else
            printf("%s\n", path);
            fio.mkdir(path);
#endif
      }

      // TODO: res;
      return true;
}

void Ps2SaveFileManager::mcSplit(char *full, char *game, char *ext) {
      // TODO
}

Common::InSaveFile *Ps2SaveFileManager::openForLoading(const Common::String &filename) {
      Common::FSNode savePath(ConfMan.get("savepath")); // TODO: is this fast?
      Common::SeekableReadStream *sf;

      if (!savePath.exists() || !savePath.isDirectory())
            return NULL;

      // _screen->wantAnim(true);

      if (_getDev(savePath) == MC_DEV) {
      // if (strncmp(savePath.getPath().c_str(), "mc0:", 4) == 0) {
            char path[32];

            // FIXME : hack for indy4 iq-points
            if (filename == "iq-points") {
                  mcCheck("mc0:ScummVM/indy4");
                  sprintf(path, "mc0:ScummVM/indy4/iq-points");
            }
            // FIXME : hack for bs1 saved games
            else if (filename == "SAVEGAME.INF") {
                  mcCheck("mc0:ScummVM/sword1");
                  sprintf(path, "mc0:ScummVM/sword1/SAVEGAME.INF");
            }
            else {
                  char temp[32];
                  printf("MC : filename = %s\n", filename.c_str());
                  strcpy(temp, filename.c_str());

                  // mcSplit(temp, game, ext);
                  char *game = strdup(strtok(temp, "."));
                  char *ext = strdup(strtok(NULL, "*"));
                  sprintf(path, "mc0:ScummVM/%s", game); // per game path

                  // mcCheck(path); // needed on load ?
                  sprintf(path, "mc0:ScummVM/%s/%s.sav", game, ext);

                  free(game);
                  free(ext);
            }


            Common::FSNode file(path);

            if(!file.exists())
                  return NULL;

            sf = file.createReadStream();

      } else {
            Common::FSNode file = savePath.getChild(filename);

            if(!file.exists())
                  return NULL;

            sf = file.createReadStream();
      }

      // _screen->wantAnim(false);

      return Common::wrapCompressedReadStream(sf);
}

Common::OutSaveFile *Ps2SaveFileManager::openForSaving(const Common::String &filename) {
      Common::FSNode savePath(ConfMan.get("savepath")); // TODO: is this fast?
      Common::WriteStream *sf;

      printf("openForSaving : %s\n", filename.c_str());

      if (!savePath.exists() || !savePath.isDirectory())
            return NULL;

      _screen->wantAnim(true);

      if (_getDev(savePath) == MC_DEV) {
      // if (strncmp(savePath.getPath().c_str(), "mc0:", 4) == 0) {
            char path[32];

            // FIXME : hack for indy4 iq-points
            if (filename == "iq-points") {
                  mcCheck("mc0:ScummVM/indy4");
                  sprintf(path, "mc0:ScummVM/indy4/iq-points");
            }
            // FIXME : hack for bs1 saved games
        else if (filename == "SAVEGAME.INF") {
            mcCheck("mc0:ScummVM/sword1");
            sprintf(path, "mc0:ScummVM/sword1/SAVEGAME.INF");
        }
            else {
                  char temp[32];
                  strcpy(temp, filename.c_str());

                  // mcSplit(temp, game, ext);
                  char *game = strdup(strtok(temp, "."));
                  char *ext = strdup(strtok(NULL, "*"));
                  sprintf(path, "mc0:ScummVM/%s", game); // per game path
                  mcCheck(path);
                  sprintf(path, "mc0:ScummVM/%s/%s.sav", game, ext);

                  free(game);
                  free(ext);
            }

            Common::FSNode file(path);
            sf = file.createWriteStream();
      } else {
            Common::FSNode file = savePath.getChild(filename);
            sf = file.createWriteStream();
      }

      _screen->wantAnim(false);
      return Common::wrapCompressedWriteStream(sf);
}

bool Ps2SaveFileManager::removeSavefile(const Common::String &filename) {
      Common::FSNode savePath(ConfMan.get("savepath")); // TODO: is this fast?
      Common::FSNode file;

      if (!savePath.exists() || !savePath.isDirectory())
            return false;

      if (_getDev(savePath) == MC_DEV) {
      // if (strncmp(savePath.getPath().c_str(), "mc0:", 4) == 0) {
            char path[32], temp[32];
            strcpy(temp, filename.c_str());

            // mcSplit(temp, game, ext);
            char *game = strdup(strtok(temp, "."));
            char *ext = strdup(strtok(NULL, "*"));
            sprintf(path, "mc0:ScummVM/%s", game); // per game path
            mcCheck(path);
            sprintf(path, "mc0:ScummVM/%s/%s.sav", game, ext);
            file = Common::FSNode(path);
            free(game);
            free(ext);
      } else {
            file = savePath.getChild(filename);
      }

      if (!file.exists() || file.isDirectory())
            return false;

      fio.remove(file.getPath().c_str());

      return true;
}

Common::StringList Ps2SaveFileManager::listSavefiles(const Common::String &pattern) {
      Common::FSNode savePath(ConfMan.get("savepath")); // TODO: is this fast?
      Common::String _dir;
      Common::String search;
      bool _mc = (_getDev(savePath) == MC_DEV);
            // (strncmp(savePath.getPath().c_str(), "mc0:", 4) == 0);
      char *game=0, path[32], temp[32];

      if (!savePath.exists() || !savePath.isDirectory())
            return Common::StringList();

      printf("listSavefiles = %s\n", pattern.c_str());

      if (_mc) {
            strcpy(temp, pattern.c_str());

            // mcSplit(temp, game, ext);
            game = strdup(strtok(temp, "."));
            sprintf(path, "mc0:ScummVM/%s", game); // per game path
            mcCheck(path);

            sprintf(path, "mc0:ScummVM/%s/", game);
            _dir = Common::String(path);
            search = Common::String("*.sav");
      }
      else {
            _dir = Common::String(savePath.getPath());
            search = pattern;
      }

      Common::FSDirectory dir(_dir);
      Common::ArchiveMemberList savefiles;
      Common::StringList results;

      printf("dir = %s --- reg = %s\n", _dir.c_str(), search.c_str());

      if (dir.listMatchingMembers(savefiles, search) > 0) {
            for (Common::ArchiveMemberList::const_iterator file = savefiles.begin(); file != savefiles.end(); ++file) {
                  if (_mc) { // convert them back in ScummVM names
                        strncpy(temp, (*file)->getName().c_str(), 3);
                        temp[3] = '\0';
                        sprintf(path, "%s.%s", game, temp);
                        results.push_back(path);
                        printf(" --> found = %s -> %s\n", (*file)->getName().c_str(), path);
                  }
                  else {
                        results.push_back((*file)->getName());
                        printf(" --> found = %s\n", (*file)->getName().c_str());
                  }
            }
      }

      free(game);

      return results;
}

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