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root / class / utils.class.php @ b6a05986

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<?php
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function __autoload($class) {
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  $class_loc = 'class/'.$class.'.class.php';
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  if (is_readable($class_loc)) {
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          require_once($class_loc);
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  }
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}
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function errorToException($code, $msg, $file, $line) {
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  throw new Exception($msg);
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}
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set_error_handler('errorToException');
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abstract class utils {
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  static public function list_available_panos($base_dir) {
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          /** Lists all that can be turned into a panorama
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           */
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          $dir = opendir($base_dir);
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          $ret = array();
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          $finfo = finfo_open(FILEINFO_MIME_TYPE); // Retourne le type mime du fichier
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          while(false !== ($filename = readdir($dir))) {
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                  if (!preg_match('/^\.\.?$/', $filename)) {
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                          $ftype = finfo_file($finfo, $base_dir.'/'.$filename);
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                          if (isset($ftype)) {
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                                  $pano = array(
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                                    'comment' =>  $filename,
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                                    'title' => sprintf('fichier de type %s', $ftype)
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                                  );
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                          } else {
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                                  $pano = array(
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                                    'comment' =>  sprintf('<samp>%s</samp>', $filename),
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                                    'title' => ''
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                                  );
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                          }
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                          $pano['filename'] = $filename;
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                          $ret[] = $pano;
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                  }
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          }
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          return $ret;
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  }
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  public static function strip_extension($filename) {
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          /** Removes the extension from a file name
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           * @return the stripped name
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           */
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          return preg_replace('/\.[^.]+$/', '', $filename);
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  }
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  public static function php2ini($v) {
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          /** convert php var to a string representing it in an ini file.
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           * @return a string, ready to be inserted into a ini file.
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           */
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    if (is_numeric($v)) {
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      return $v;
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    }
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    $type = gettype($v);
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    switch($type) {
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      case 'boolean': return $v ? "true" : "false";
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      default: return '"'.$v.'"';
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    }
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    return $v;
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  }
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  public static function get_unique_filepath($path) {
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    /** To handle uploads with same name : for a given path, suffix it with _<n>
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    (keeping trailing extension)
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    * till it find a non-preexistant_path and returns it.
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    */
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    if (file_exists($path)) {
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      $info = pathinfo($path);
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      $extension = $info['extension'];
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      $remain = self::strip_extension($path);
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      $n = 0;
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      do {
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        $n++;
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        $fn = sprintf('%s_%d.%s', $remain, $n, $extension);
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      } while (file_exists($fn));
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      return $fn;
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    } else {
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      return $path;
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    }
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  }
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  public static function relative_redirect($extra) {
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    $host  = $_SERVER['HTTP_HOST'];
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    $uri   = rtrim(dirname($_SERVER['PHP_SELF']), '/\\');
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    header("Location: http://$host$uri/$extra");
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  }
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}
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?>