Ticket #23307: 23307.diff

wp-includes/shortcodes.php

@@ -254 +254 @@
  */
 function shortcode_parse_atts($text) {
         $atts = array();
+        if ( ! $text )
+                return $atts;
         $pattern = '/(\w+)\s*=\s*"([^"]*)"(?:\s|$)|(\w+)\s*=\s*\'([^\']*)\'(?:\s|$)|(\w+)\s*=\s*([^\s\'"]+)(?:\s|$)|"([^"]*)"(?:\s|$)|(\S+)(?:\s|$)/';
         $text = preg_replace("/[\x{00a0}\x{200b}]+/u", " ", $text);
         if ( preg_match_all($pattern, $text, $match, PREG_SET_ORDER) ) {