获得指定文件的权限信息

时间：2008-02-25 来源：liuxingyuyuni

?php
/**
   * @date Tue Feb 26 09:12:05 CST 2008
   * @user BianYuan
   * @todo 获得指定文件的权限信息
   * */
function getFileperms($file) {
      $permitChar = array(
         array('read' => 'N', 'write' => 'N', 'run' => 'N'), // owner
         array('read' => 'N', 'write' => 'N', 'run' => 'N'), // group
         array('read' => 'N', 'write' => 'N', 'run' => 'N') // other
      );
      $permitNum = @ substr(base_convert(fileperms($file), 10, 8), 3);

      for ($i = 0; $i = 2; $i++) {
         echo $permitNum{$i};
         switch ($permitNum{$i}) {
            case '7':
                  $permitChar[$i]['read'] = 'Y';
                  $permitChar[$i]['write'] = 'Y';
                  $permitChar[$i]['run'] = 'Y';
                  break;
            case '6':
                  $permitChar[$i]['read'] = 'Y';
                  $permitChar[$i]['write'] = 'Y';
                  break;
            case '5':
                  $permitChar[$i]['read'] = 'Y';
                  $permitChar[$i]['run'] = 'Y';
            case '4':
                  $permitChar[$i]['read'] = 'Y';
                  break;
            case '3':
                  $permitChar[$i]['write'] = 'Y';
                  $permitChar[$i]['run'] = 'Y';
                  break;
            case '2':
                  $permitChar[$i]['write'] = 'Y';
                  break;
            case '1':
                  $permitChar[$i]['run'] = 'Y';
         }
      }
      return $permitChar;
}
print_r(getFileperms('getBlogRss.php'));
?>

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