Ticket #14440: adjacent_post_link.patch

link-template.php

@@ -1342 +1342 @@
  * @param bool $previous Optional, default is true. Whether display link to previous post.
  */
 function adjacent_post_link($format, $link, $in_same_cat = false, $excluded_categories = '', $previous = true) {
+        $override = apply_filters( 'override_adjacent_post_link', '' );
+        if( !empty( $override ) ) {
+                return $override;
+        }
         if ( $previous && is_attachment() )
                 $post = & get_post($GLOBALS['post']->post_parent);
         else