Ticket #30856: 30856.diff

wp-includes/formatting.php

@@ -264 +264 @@
                 } elseif ( '[' === $first && 1 === preg_match( '/^' . $shortcode_regex . '$/', $curl ) ) {
                         // This is a shortcode delimiter.
 
+                        // Replace any curly quotes with straight quotes in shortcodes
+                        $quote_search = array( '“', '”', '‘', '’' );
+                        $quote_replace = array( '"', '"', '\'', '\'' );
+                        $curl = str_replace( $quote_search, $quote_replace, $curl );
+                        
                         if ( '[[' !== substr( $curl, 0, 2 ) && ']]' !== substr( $curl, -2 ) ) {
                                 // Looks like a normal shortcode.
                                 _wptexturize_pushpop_element( $curl, $no_texturize_shortcodes_stack, $no_texturize_shortcodes );