Ticket #17157: 17157.diff

wp-includes/post-template.php

@@ -684 +684 @@
  * @return string Link.
  */
 function _wp_link_page( $i ) {
-        global $post, $wp_rewrite;
+        global $post, $wp_rewrite, $preview;
 
         if ( 1 == $i ) {
                 $url = get_permalink();
@@ -696 +696 @@
                 else
                         $url = trailingslashit(get_permalink()) . user_trailingslashit($i, 'single_paged');
         }
+        
+        if( $preview )
+                $url = add_query_arg( array( 'preview' => 'true', 'preview_id' => $post->ID, 'preview_nonce' => wp_create_nonce( 'post_preview_' . $post->ID ) ), $url );
 
         return '<a href="' . esc_url( $url ) . '">';
 }