Changeset 9106

Timestamp:

10/09/2008 12:50:52 AM (17 years ago)

Author:

ryan

Message:

Suspend cache invalidation while importing posts with WP importer

Location:

trunk

Files:

• wp-admin/import/wordpress.php (modified) (1 diff)
• wp-includes/functions.php (modified) (1 diff)
• wp-includes/post.php (modified) (1 diff)

trunk/wp-admin/import/wordpress.php

@@ -718 +718 @@
         $this->import_start();
         $this->get_authors_from_post();
+        wp_suspend_cache_invalidation(true);
         $this->get_entries();
         $this->process_categories();
         $this->process_tags();
         $result = $this->process_posts();
+        wp_suspend_cache_invalidation(false);
         $this->backfill_parents();
         $this->backfill_attachment_urls();

trunk/wp-includes/functions.php

@@ -2848 +2848 @@
 }
 
+/**
+ * Suspend cache invalidation.
+ *
+ * Turns cache invalidation on and off.  Useful during imports where you don't wont to do invalidations
+ * every time a post is inserted.  Callers must be sure that what they are doing won't lead to an inconsistent
+ * cache when invalidation is suspended.
+ *
+ * @since 2.7.0
+ *
+ * @param bool $suspend Whether to suspend or enable cache invalidation
+ * @return bool The current suspend setting
+ */
+function wp_suspend_cache_invalidation($suspend = true) {
+    global $_wp_suspend_cache_invalidation;
+
+    $current_suspend = $_wp_suspend_cache_invalidation;
+    $_wp_suspend_cache_invalidation = $suspend;
+    return $current_suspend;
+}
+
 ?>

trunk/wp-includes/post.php

@@ -2862 +2862 @@
  */
 function clean_post_cache($id) {
-    global $wpdb;
+    global $_wp_suspend_cache_invalidation, $wpdb;
+
+    if ( !empty($_wp_suspend_cache_invalidation) )
+        return;
+
     $id = (int) $id;