Ticket #16622: 16622.3.diff

wp-includes/query.php

@@ -1231 +1231 @@
         var $is_post_type_archive = false;
 
         /**
-         * Whether the tax query has been parsed once.
+         * Stores the ->query_vars state like md5(serialize( $this->query_vars ) ) so we know
+         * whether we have to re-parse because something has changed
          *
          * @since 3.1.0
          * @access private
-         * @var bool
          */
-        var $parsed_tax_query = false;
+        var $query_vars_hash = false;
 
         /**
          * Resets query flags to false.
@@ -1496 +1496 @@
                                 $this->is_date = true;
                         }
 
-                        $this->parsed_tax_query = false;
+                        $this->query_vars_hash = false;
                         $this->parse_tax_query( $qv );
 
                         foreach ( $this->tax_query->queries as $tax_query ) {
@@ -1682 +1682 @@
                 }
 
                 // Category stuff
-                if ( !empty($q['cat']) && '0' != $q['cat'] && !$this->is_singular && !$this->parsed_tax_query ) {
+                if ( !empty($q['cat']) && '0' != $q['cat'] && !$this->is_singular && md5(serialize( $this->query_vars ) ) != $this->query_vars_hash ) {
                         $q['cat'] = ''.urldecode($q['cat']).'';
                         $q['cat'] = addslashes_gpc($q['cat']);
                         $cat_array = preg_split('/[,\s]+/', $q['cat']);
@@ -1736 +1736 @@
                 }
 
                 // Tag stuff
-                if ( '' != $q['tag'] && !$this->is_singular && !$this->parsed_tax_query ) {
+                if ( '' != $q['tag'] && !$this->is_singular && md5(serialize( $this->query_vars ) ) != $this->query_vars_hash ) {
                         if ( strpos($q['tag'], ',') !== false ) {
                                 $tags = preg_split('/[,\s]+/', $q['tag']);
                                 foreach ( (array) $tags as $tag ) {
@@ -1808 +1808 @@
                         );
                 }
 
-                $this->parsed_tax_query = true;
+                $this->query_vars_hash = md5(serialize( $this->query_vars ) );
 
                 $this->tax_query = new WP_Tax_Query( $tax_query );
         }