original_string: public static function get_converter($name, $tempdir, $logger = null) {
          global $CFG;
  
          $name = clean_param($name, PARAM_SAFEDIR);
  
          $classfile = "$CFG->dirroot/backup/converter/$name/lib.php";
          $classname = "{$name}_converter";
  
          if (!file_exists($classfile)) {
              throw new coding_exception("Converter factory error: class file not found $classfile");
          }
          require_once($classfile);
  
          if (!class_exists($classname)) {
              throw new coding_exception("Converter factory error: class not found $classname");
          }
  
          return new $classname($tempdir, $logger);
      }
code: public static function get_converter($name, $tempdir, $logger = null) {
          global $CFG;
  
          $name = clean_param($name, PARAM_SAFEDIR);
  
          $classfile = "$CFG->dirroot/backup/converter/$name/lib.php";
          $classname = "{$name}_converter";
  
          if (!file_exists($classfile)) {
              throw new coding_exception("Converter factory error: class file not found $classfile");
          }
          require_once($classfile);
  
          if (!class_exists($classname)) {
              throw new coding_exception("Converter factory error: class not found $classname");
          }
  
          return new $classname($tempdir, $logger);
      }
code_tokens: public static function get_converter ( $ name , $ tempdir , $ logger = null ) { global $ CFG ; $ name = clean_param ( $ name , PARAM_SAFEDIR ) ; $ classfile = "$CFG->dirroot/backup/converter/$name/lib.php" ; $ classname = "{$name}_converter" ; if ( ! file_exists ( $ classfile ) ) { throw new coding_exception ( "Converter factory error: class file not found $classfile" ) ; } require_once ( $ classfile ) ; if ( ! class_exists ( $ classname ) ) { throw new coding_exception ( "Converter factory error: class not found $classname" ) ; } return new $ classname ( $ tempdir , $ logger ) ; }
docstring: Instantinates the given converter operating on a given directory
  
  @throws coding_exception
  @param $name The converter name
  @param $tempdir The temp directory to operate on
  @param base_logger|null if the conversion should be logged, use this logger
  @return base_converter
docstring_tokens: Instantinates the given converter operating on a given directory