Ticket #6072: act-right-on-empty-slug.diff

Index: wp-admin/admin-ajax.php
===================================================================
--- wp-admin/admin-ajax.php     (revision 7135)
+++ wp-admin/admin-ajax.php     (working copy)
@@ -568,7 +568,7 @@
 case 'sample-permalink':
        check_ajax_referer( 'samplepermalink', 'samplepermalinknonce' );
        $post_id = isset($_POST['post_id'])? intval($_POST['post_id']) : 0;
-       die(get_sample_permalink_html($post_id, $_POST['new_slug']));
+       die(get_sample_permalink_html($post_id, $_POST['new_title'], $_POST['new_slug']));
 break;
 default :
        do_action( 'wp_ajax_' . $_POST['action'] );
Index: wp-admin/includes/post.php
===================================================================
--- wp-admin/includes/post.php  (revision 7135)
+++ wp-admin/includes/post.php  (working copy)
@@ -577,7 +577,7 @@
        }
 }
 
-function get_sample_permalink($id, $name = null) {
+function get_sample_permalink($id, $title, $name = null) {
        $post = &get_post($id);
        if (!$post->ID) {
                return array('', '');
@@ -585,13 +585,17 @@
        $original_status = $post->post_status;
        $original_date = $post->post_date;
        $original_name = $post->post_name;
+       $original_title = $post->post_title;
+
+       $post->post_title = $title;
+       $post->post_name = sanitize_title($post->post_name? $post->post_name : $post->post_title, $post->ID);
+
        if (in_array($post->post_status, array('draft', 'pending'))) {
                $post->post_status = 'publish';
                $post->post_date = date('Y-m-d H:i:s');
-               $post->post_name = sanitize_title($post->post_name? $post->post_name : $post->post_title, $post->ID);
        }
        if (!is_null($name)) {
-               $post->post_name = sanitize_title($name, $post->ID);
+               $post->post_name = sanitize_title($name? $name : $post->post_title, $post->ID);
        }
 
        $permalink = get_permalink($post, true);
@@ -610,12 +614,13 @@
        $post->post_status = $original_status;
        $post->post_date = $original_date;
        $post->post_name = $original_name;
+       $post->post_title = $original_title;
        return $permalink;
 }
 
-function get_sample_permalink_html($id, $new_slug=null) {
+function get_sample_permalink_html($id, $new_title=null, $new_slug=null) {
        $post = &get_post($id);
-       list($permalink, $post_name) = get_sample_permalink($post->ID, $new_slug);
+       list($permalink, $post_name) = get_sample_permalink($post->ID, $new_title, $new_slug);
        if (false === strpos($permalink, '%postname%') && false === strpos($permalink, '%pagename%')) {
                return '';
        }
Index: wp-admin/js/slug.js
===================================================================
--- wp-admin/js/slug.js (revision 7135)
+++ wp-admin/js/slug.js (working copy)
@@ -10,11 +10,12 @@
 
        b.html('<a href="" class="save">'+slugL10n.save+'</a> <a class="cancel" href="">'+slugL10n.cancel+'</a>');
        b.children('.save').click(function() {
-               var new_slug = e.children('input').attr('value');
+               var new_slug = e.children('input').val();
                jQuery.post(slugL10n.requestFile, {
                        action: 'sample-permalink',
                        post_id: post_id,
                        new_slug: new_slug,
+                       new_title: jQuery('#title').val(),
                        samplepermalinknonce: jQuery('#samplepermalinknonce').val()}, function(data) {
                                jQuery('#edit-slug-box').html(data);
                                b.html(revert_b);