Changeset 4637 for trunk/wp-includes/post.php

Timestamp:

12/10/2006 05:17:39 PM (19 years ago)

Author:

markjaquith

Message:

Move wp_check_for_changed_slugs() to post.php so it can be called in non-admin contexts. fixes #3461

File:

• trunk/wp-includes/post.php (modified) (1 diff)

trunk/wp-includes/post.php

@@ -1424 +1424 @@
 }
 
+function wp_check_for_changed_slugs($post_id) {
+    if ( !strlen($_POST['wp-old-slug']) )
+        return $post_id;
+
+    $post = &get_post($post_id);
+
+    // we're only concerned with published posts
+    if ( $post->post_status != 'publish' || $post->post_type != 'post' )
+        return $post_id;
+
+    // only bother if the slug has changed
+    if ( $post->post_name == $_POST['wp-old-slug'] )
+        return $post_id;
+
+    $old_slugs = (array) get_post_meta($post_id, '_wp_old_slug');
+
+    // if we haven't added this old slug before, add it now
+    if ( !count($old_slugs) || !in_array($_POST['wp-old-slug'], $old_slugs) )
+        add_post_meta($post_id, '_wp_old_slug', $_POST['wp-old-slug']);
+
+    // if the new slug was used previously, delete it from the list
+    if ( in_array($post->post_name, $old_slugs) )
+        delete_post_meta($post_id, '_wp_old_slug', $post->post_name);
+
+    return $post_id;
+}
+
 ?>