function check_dir_exists($type = '', $sub1 = '', $sub2 = '') { $type = discuz_upload::check_dir_type($type); $basedir = !getglobal('setting/attachdir') ? DISCUZ_ROOT . './data/attachment' : getglobal('setting/attachdir'); $typedir = $type ? $basedir . '/' . $type : ''; $subdir1 = $type && $sub1 !== '' ? $typedir . '/' . $sub1 : ''; $subdir2 = $sub1 && $sub2 !== '' ? $subdir1 . '/' . $sub2 : ''; $res = $subdir2 ? is_dir($subdir2) : ($subdir1 ? is_dir($subdir1) : is_dir($typedir)); if (!$res) { $res = $typedir && discuz_upload::make_dir($typedir); $res && $subdir1 && ($res = discuz_upload::make_dir($subdir1)); $res && $subdir1 && $subdir2 && ($res = discuz_upload::make_dir($subdir2)); } return $res; }