Ticket #26343: has_shortcode.patch

wp-includes/shortcodes.php

@@ -159 +159 @@
                 foreach ( $matches as $shortcode ) {
                         if ( $tag === $shortcode[2] )
                                 return true;
+                        // Run recursively on the content of the shortcode.
+                        elseif ( has_shortcode( $shortcode[5], $tag) )
+                                return true
                 }
         }
         return false;