Scriblio plugin/class-facet-taxonomy.php - No matching_post_ids fix

gistfile1.diff

Index: plugin/class-facet-taxonomy.php
===================================================================
--- plugin/class-facet-taxonomy.php (revision 566010)
+++ plugin/class-facet-taxonomy.php (working copy)
@@ -89,7 +89,7 @@

        $cache_key = md5( serialize( $matching_post_ids ));

-       if( ! $this->facets->_matching_tax_facets = wp_cache_get( $cache_key , 'scrib-facet-taxonomy' ))
+       if( ! empty( $matching_post_ids ) && ! $this->facets->_matching_tax_facets = wp_cache_get( $cache_key , 'scrib-facet-taxonomy' ))
        {
            global $wpdb;

@@ -115,10 +115,14 @@
                    'term_taxonomy_id' => $term->term_taxonomy_id,
                );
            }
-
-           wp_cache_set( $cache_key, $this->facets->_matching_tax_facets , 'scrib-facet-taxonomy', $this->ttl );
        }
+       else
+       {
+           $this->facets->_matching_tax_facets = array();
+       }

+       wp_cache_set( $cache_key, $this->facets->_matching_tax_facets , 'scrib-facet-taxonomy', $this->ttl );
+
        return $this->facets->_matching_tax_facets[ $this->name ];
    }