<?php
/* -----------------------------------------------------------------------------
  Theme      : Gally/default
  Author     : Grum
    email    : grum@piwigo.org
    website  : http://photos.grum.fr

    << May the Little SpaceFrog be with you ! >>
  ------------------------------------------------------------------------------

  This is the class for read&write the conf files

  --------------------------------------------------------------------------- */


class Conf
{
  protected $fileName="";
  protected $values=Array();

  public function __construct($fileName="")
  {
    $this->setFileName($fileName);
  }

  public function __destruct()
  {
    unset($this->values);
  }

  public function read($reset=true)
  {
    if(file_exists($this->fileName) and (filesize($this->fileName)>0))
    {
      $fHandle=fopen($this->fileName, "r");
      if($fHandle)
      {
        $fileContent=fread($fHandle, filesize($this->fileName));
        fclose($fHandle);

        //replace all the '#' char by a ';' char
        $fileContent=preg_replace('/^(\s*#)/im', ';', $fileContent);

        $tmpFile=tempnam(dirname(__FILE__), "INI");
        $fHandle=fopen($tmpFile, "w");
        fwrite($fHandle, $fileContent);
        fclose($fHandle);

        if($reset)
        {
          unset($this->values);
          $this->values=Array();
        }

        $values=parse_ini_file($tmpFile);
        foreach($values as $key => $val)
        {
          $this->values[$key] = html_entity_decode($val);
        }

        unlink($tmpFile);

        return(true);
      }
    }
    return(false);
  }

  public function write()
  {
    if(!file_exists(dirname($this->fileName)))
    {
      mkdir(dirname($this->fileName),0777,true);
    }

    $fHandle=fopen($this->fileName, "w");
    if($fHandle)
    {
      foreach($this->values as $key => $val)
      {
        if(is_string($val))
        {
          fwrite($fHandle, $key.'="'.htmlentities(str_replace(Array("\r\n", "\n", "\r"),"",$val))."\"\n");
        }
        elseif(is_bool($val))
        {
          fwrite($fHandle, $key.'='.($val?'true':'false')."\n");
        }
        else
        {
          fwrite($fHandle, $key.'='.$val."\n");
        }
      }
      fclose($fHandle);
      return(true);
    }
    return(false);
  }

  public function setFileName($fileName)
  {
    if($fileName!="")
    {
      $this->fileName=$fileName;
    }
    return($this->fileName);
  }

  public function getFileName($fileName)
  {
    return($this->fileName);
  }

  public function getConf()
  {
    return($this->values);
  }

  public function confExists($key)
  {
    return(array_key_exists($key, $this->values));
  }

  public function getConfValue($key)
  {
    if(array_key_exists($key, $this->values))
    {
      return($this->values[$key]);
    }
    return("");
  }

  public function setConf($values, $reset=true)
  {
    if(is_array($values))
    {
      if($reset)
      {
        unset($this->values);
        $this->values=Array();
      }
      foreach($values as $key => $val)
      {
        $this->values[$key]=$val;
      }
    }
    return($this->values);
  }


  /**
   * function used to initialize config file
   *
   */
  static public function init($theme)
  {
    $forcedToDefault=array(
      "imageCenterMode" => '',
      "imageCenterOffset" => '',
      "imageCenterTopMin" => '',
      "imageCenterTopBorder" => '',
      "interfaceAnimated" => '',
      "commentAnimated" => '',
      "animateDelay" => '',
      "marginContainer" => '',
      "paddingContainer" => '',
      "tabsAnimated" => '',
      "tabsHidden" => '',
      "tabsVisible" => '',
      "tabsPosition" => '',
      "commentRows" => '',
      "menuAnimated" => '',
      "menuWidth" => '',
      "menuMaxWidth" => '',
      "menuMSIEMaxWidth" => '',
      "imageSimulateHighRes" => '',
      "imageScrollMinDeadArea" => ''
      //"expandMenu" => '',
    );
    $gallyDefault = new Conf();
    $gallyDefault->setFileName(PHPWG_ROOT_PATH."themes/gally-default/conf/default.conf");
    $gallyDefault->read();

    $configDefault = new Conf();
    $configDefault->setFileName(PHPWG_ROOT_PATH."themes/$theme/conf/default.conf");
    $configDefault->read();

    $configLocal = new Conf();
    $configLocal->setFileName(PHPWG_ROOT_PATH."local/themes/$theme/conf/local.conf");
    $configLocal->read();

    foreach($forcedToDefault as $key => $param)
    {
      if($gallyDefault->confExists($key)) $forcedToDefault[$key]=$gallyDefault->getConfValue($key);
      if($configDefault->confExists($key)) $forcedToDefault[$key]=$configDefault->getConfValue($key);
    }
    $configLocal->setConf($forcedToDefault, false);
    $configLocal->write();
  }

}


?>