PHP: Change mode of folders/files recursively

gistfile1.aw

/**
 * Changes mode of folders/files recursively.
 *
 * @param   string  $dir       The directory to change mode recursively
 * @param   int     $dirMode   Folder permissions to set
 * @param   int     $fileMode  File permissions to set
 * @return  void
 */
function mp_recursiveChmod($dir, $dirMode=0775, $fileMode=0775)
{
    // first of all, change the root
    $file = new SplFileInfo($dir);
    if ($file->isDir()) {
        chmod($file->getPathname(), $dirMode);
    } else {
        chmod($file->getPathname(), $fileMode);
    }

    // get the rest and change everything recursively
    $iterator = new RecursiveDirectoryIterator($dir);
    foreach (new RecursiveIteratorIterator($iterator, RecursiveIteratorIterator::SELF_FIRST) as $file) {
        if ($file->isDir()) {
            chmod($file->getPathname(), $dirMode);
        } else {
            chmod($file->getPathname(), $fileMode);
        }
    }
}