Changeset 27664

Timestamp:

03/24/2014 01:00:17 AM (11 years ago)

Author:

nacin

Message:

Multisite load: Cache the main site lookup query.

props jeremyfelt.
see #27003.

File:

• trunk/src/wp-includes/ms-settings.php (modified) (1 diff)

trunk/src/wp-includes/ms-settings.php

@@ -173 +173 @@
         if ( $current_blog->domain === $current_site->domain && $current_blog->path === $current_site->path ) {
             $current_site->blog_id = $current_blog->blog_id;
-        } else {
-            // @todo we should be able to cache the blog ID of a network's main site easily.
+        } elseif ( ! $current_site->blog_id = wp_cache_get( 'network:' . $current_site->id . ':main_site', 'site-options' ) ) {
             $current_site->blog_id = $wpdb->get_var( $wpdb->prepare( "SELECT blog_id FROM $wpdb->blogs WHERE domain = %s AND path = %s",
                 $current_site->domain, $current_site->path ) );
+            wp_cache_add( 'network:' . $current_site->id . ':main_site', $current_site->blog_id, 'site-options' );
         }
     }