/**
* Set the doc root variables if not already set
*
* @return string
*/
public static function document_root()
{
if (empty(self::$document_root)) {
$theme_root = self::theme_root();
$theme_root_uri = self::theme_root_uri();
$uri_parts = parse_url($theme_root_uri);
$path_length = strlen($uri_parts['path']);
self::$document_root = substr_replace($theme_root, '', $path_length * -1);
self::$document_root_length = strlen(self::$document_root);
}
return self::$document_root;
}
/**
* Set the doc root variables if not already set
*
* @return string
*/
public static function document_root()
{
if (empty(self::$document_root)) {
if (isset($_SERVER['DOCUMENT_ROOT'])) {
self::$document_root = realpath($_SERVER['DOCUMENT_ROOT']);
} else {
$theme_root = get_theme_root();
$theme_root_uri = get_theme_root_uri();
$uri_parts = parse_url($theme_root_uri);
$path_length = strlen($uri_parts['path']);
$document_root = substr_replace($theme_root, '', -$path_length);
self::$document_root = realpath($document_root);
}
self::$document_root_length = strlen(self::$document_root);
}
return self::$document_root;
}
