Ticket #18286: patch.diff

wp-admin/includes/upgrade.php

@@ -451 +451 @@
         if ( $wp_current_db_version < 15260 )
                 upgrade_300();
 
+        if ( $wp_current_db_version < 18227 )
+                upgrade_322();
+
         maybe_disable_automattic_widgets();
 
         update_option( 'db_version', $wp_db_version );
@@ -1147 +1150 @@
 }
 
 /**
+ * Execute changes made in WordPress 3.2.2.
+ *
+ * @since 3.2.2
+ */
+function upgrade_322() {
+        global $wpdb;
+
+        // add index to GUID column
+        add_clean_index( $wpdb->posts, 'guid' );
+
+        // repair non-unique GUIDs for pages and custom post types created with WP 3.0
+        $non_unique_guids = $wpdb->get_col( $wpdb->prepare( "
+                SELECT p1.ID
+                FROM $wpdb->posts p1
+                WHERE 1 < (
+                        SELECT COUNT(ID) 
+                        FROM $wpdb->posts p2 
+                        WHERE p1.post_type != 'revision'
+                        AND p1.guid = p2.guid
+                )
+                AND p1.post_type != 'revision'
+        " ) );
+        if ( count( $non_unique_guids ) ) {
+                foreach ( $non_unique_guids as $post_id ) {
+                        $url = site_url('?p='.$post_id);
+                        $wpdb->query( $wpdb->prepare( "
+                                UPDATE $wpdb->posts
+                                SET guid = %s
+                                WHERE ID = %d
+                        ", $url, $post_id ) );
+                }
+        }
+}
+
+/**
  * Execute network level changes
  *
  * @since 3.0.0