/*  conf.c

 *  Copyright (C) 2002-2005  PCSX2 Team

 *

 *  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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 *

 *  PCSX2 members can be contacted through their website at www.pcsx2.net.

 */



#include <errno.h> // errno

#include <stddef.h> // NULL

#include <stdio.h> // sprintf()

#include <stdlib.h> // getenv()

#include <string.h> // strerror()

#include <sys/stat.h> // mkdir(), stat()

#include <sys/types.h> // mkdir(), stat()

#include <unistd.h> // stat()



// #define CDVDdefs

// #include "../PS2Edefs.h"

#include "logfile.h"

#include "../ini.h"

#include "conf.h"





const char *cfgname[] = { \

  "./cfg/cfgCDVDisoEFP", \

  "../cfg/cfgCDVDisoEFP", \

  "./cfgCDVDisoEFP", \

  "../cfgCDVDisoEFP", \

  "./plugins/cfgCDVDisoEFP", \

  "../plugins/cfgCDVDisoEFP", \

  NULL };



const char *confnames[] = { "IsoFile", "CdDev", NULL };

const u8 defaultdevice[] = DEFAULT_DEVICE;

const char defaulthome[] = "../inis";

const char defaultdirectory[] = ".PS2E";

const char defaultfile[] = "CDVDisoEFP.ini";



char confdirname[256];

char conffilename[256];



CDVDconf conf;





void ExecCfg(char *arg) {

  int nameptr;

  struct stat filestat;

  char templine[256];



#ifdef VERBOSE_FUNCTION_CONF

  PrintLog("CDVDiso interface: ExecCfg(%s)", arg);

#endif /* VERBOSE FUNCTION_CONF */

  errno = 0;

  nameptr = 0;

  while((cfgname[nameptr] != NULL) && 

        (stat(cfgname[nameptr], &filestat) == -1))  nameptr++;

  errno = 0;



  if(cfgname[nameptr] == NULL) {

#ifdef VERBOSE_FUNCTION_CONF

      PrintLog("CDVDiso interface:   Couldn't find configuration program!");

#endif /* VERBOSE_FUNCTION_CONF */

    return;

  } // ENDIF- Did not find the executable?



  sprintf(templine, "%s %s", cfgname[nameptr], arg);

  system(templine);

} // END ExecCfg()





void InitConf() {

  int i;

  int pos;

  char *envptr;



#ifdef VERBOSE_FUNCTION_CONF

  PrintLog("CDVD config: InitConf()");

#endif /* VERBOSE_FUNCTION_CONF */



  conf.isoname[0] = 0; // Empty the iso name



  i = 0;

  while((i < 255) && defaultdevice[i] != 0) {

    conf.devicename[i] = defaultdevice[i];

    i++;

  } // ENDWHILE- copying the default CD/DVD name in

  conf.devicename[i] = 0; // 0-terminate the device name



  // Locating directory and file positions

  pos = 0;

  envptr = getenv("HOME");

  if(envptr == NULL) {

    // = <Default Home>

    i = 0;

    while((pos < 253) && (defaulthome[i] != 0)) {

      confdirname[pos] = defaulthome[i];

      conffilename[pos] = defaulthome[i];

      pos++;

      i++;

    } // NEXT- putting a default place to store configuration data



  } else {

    // = <Env Home>/<Default Directory>

    i = 0;

    while((pos < 253) && (*(envptr + i) != 0)) {

      confdirname[pos] = *(envptr + i);

      conffilename[pos] = *(envptr + i);

      pos++;

      i++;

    } // ENDWHILE- copying home directory info in



    if(confdirname[pos-1] != '/') {

      confdirname[pos] = '/';

      conffilename[pos] = '/';

      pos++;

    } // ENDIF- No directory separator here? Add one.



    i = 0;

    while((pos < 253) && (defaultdirectory[i] != 0)) {

      confdirname[pos] = defaultdirectory[i];

      conffilename[pos] = defaultdirectory[i];

      pos++;

      i++;

    } // NEXT- putting a default place to store configuration data

  } // ENDIF- No Home directory?



  confdirname[pos] = 0; // Directory reference finished



  // += /<Config File Name>

  if(conffilename[pos-1] != '/') {

    conffilename[pos] = '/';

    pos++;

  } // ENDIF- No directory separator here? Add one.



  i = 0;

  while((pos < 253) && (defaultfile[i] != 0)) {

    conffilename[pos] = defaultfile[i];

    pos++;

    i++;

  } // NEXT- putting a default place to store configuration data



  conffilename[pos] = 0; // File reference finished



#ifdef VERBOSE_FUNCTION_CONF

  PrintLog("CDVD config:   Directory: %s\n", confdirname);

  PrintLog("CDVD config:   File: %s\n", conffilename);

#endif /* VERBOSE_FUNCTION_CONF */

} // END InitConf()





void LoadConf() {

  int retval;



#ifdef VERBOSE_FUNCTION_CONF

  PrintLog("CDVD config: LoadConf()\n");

#endif /* VERBOSE_FUNCTION_CONF */



  retval = INILoadString(conffilename, "Settings", "IsoFile", conf.isoname);

  if(retval < 0) {

    sprintf(conf.isoname, "[Put an Image Name here]");

  } // ENDIF- Couldn't find keyword? Fill in a default



  retval = INILoadString(conffilename, "Settings", "Device", conf.devicename);

  if(retval < 0) {

    sprintf(conf.devicename, "/dev/dvd");

  } // ENDIF- Couldn't find keyword? Fill in a default



  retval = INILoadUInt(conffilename, "Settings", "OpenOnStart", &conf.startconfigure);

  if(retval < 0) {

    conf.startconfigure = 0; // False

  } // ENDIF- Couldn't find keyword? Fill in a default



  retval = INILoadUInt(conffilename, "Settings", "OpenOnRestart", &conf.restartconfigure);

  if(retval < 0) {

    conf.restartconfigure = 1; // True

  } // ENDIF- Couldn't find keyword? Fill in a default

} // END LoadConf()





void SaveConf() {

#ifdef VERBOSE_FUNCTION_CONF

  PrintLog("CDVD config: SaveConf()\n");

#endif /* VERBOSE_FUNCTION_CONF */



  mkdir(confdirname, 0755);



  INISaveString(conffilename, "Settings", "IsoFile", conf.isoname);

  INISaveString(conffilename, "Settings", "Device", conf.devicename);

  INISaveUInt(conffilename, "Settings", "OpenOnStart", conf.startconfigure);

  INISaveUInt(conffilename, "Settings", "OpenOnRestart", conf.restartconfigure);

} // END SaveConf()

