Ticket #15805: 15805.diff

post.php

@@ -3465 +3465 @@
 function get_page_by_title($page_title, $output = OBJECT, $post_type = 'page' ) {
         global $wpdb;
         $page = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_title = %s AND post_type= %s", $page_title, $post_type ) );
+        $cache_id = "page_title_$page_title"; 
+                 
+        if( false === $page = wp_cache_get( $cache_id, 'posts' ) ) { 
+                $page = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM $wpdb->posts WHERE post_title = %s AND post_type= %s", $page_title, $post_type ) ); 
+                wp_cache_add( $cache_id, $page, 'posts' ); 
+} 
         if ( $page )
                 return get_post( $page, $output );