/**
* Gets all the possible {filedir_X} tags and their replacement URLs.
*
* @static
* @access private
* @return array
*/
private static function _get_file_tags($sort = FALSE)
{
if (!isset(self::$_file_tags)) {
$tags = array();
$urls = array();
if ($file_paths = get_instance()->functions->fetch_file_paths()) {
if ($sort) {
uasort($file_paths, array('Wygwam_helper', '_cmp_file_urls'));
}
foreach ($file_paths as $id => $url) {
// ignore "/" URLs
if ($url == '/') {
continue;
}
$tags[] = LD . 'filedir_' . $id . RD;
$urls[] = $url;
}
}
self::$_file_tags = array($tags, $urls);
}
return self::$_file_tags;
}
