Changeset 7103 for trunk/wp-admin/admin-ajax.php

Timestamp:

02/29/2008 09:51:36 AM (18 years ago)

Author:

ryan

Message:

Post Edit Collision Detection from mdawaffe. fixes #6043

File:

• trunk/wp-admin/admin-ajax.php (modified) (3 diffs)

trunk/wp-admin/admin-ajax.php

@@ -471 +471 @@
 case 'autosave' : // The name of this action is hardcoded in edit_post()
     check_ajax_referer( 'autosave', 'autosavenonce' );
+    global $current_user;
+
     $_POST['post_content'] = $_POST['content'];
     $_POST['post_excerpt'] = $_POST['excerpt'];
@@ -479 +481 @@
         unset($_POST['post_category']);
 
+    $do_autosave = (bool) $_POST['autosave'];
+    $do_lock = true;
+
+    $data = '<div class="updated"><p>' . sprintf( __('Saved at %s.'), date( __('g:i:s a'), current_time( 'timestamp', true ) ) ) . '</p></div>';
+
+    $supplemental = array();
+
+    $id = 0;
     if($_POST['post_ID'] < 0) {
         $_POST['temp_ID'] = $_POST['post_ID'];
-        $id = wp_write_post();
-        if( is_wp_error($id) )
-            die($id->get_error_message());
-        else
-            die("$id");
+        if ( $do_autosave )
+            $id = wp_write_post();
     } else {
         $post_ID = (int) $_POST['post_ID'];
         $_POST['ID'] = $post_ID;
         $post = get_post($post_ID);
+
+        if ( $last = wp_check_post_lock( $post->ID ) ) {
+            $do_autosave = $do_lock = false;
+
+            $last_user = get_userdata( $last );
+            $last_user_name = $last_user ? $last_user->display_name : __( 'Someone' );
+            $data = new WP_Error( 'locked', sprintf(
+                $_POST['post_type'] == 'page' ? __( 'Autosave disabled: %s is currently editing this page.' ) : __( 'Autosave disabled: %s is currently editing this post.' ),
+                wp_specialchars( $last_user_name )
+            ) );
+
+            $supplemental['disable_autosave'] = 'disable';
+        }
+
         if ( 'page' == $post->post_type ) {
             if ( !current_user_can('edit_page', $post_ID) )
@@ -497 +518 @@
                 die(__('You are not allowed to edit this post.'));
         }
-        wp_update_post($_POST);
-    }
-    die('0');
-break;
+        if ( $do_autosave )
+            $id = wp_update_post($_POST);
+        else
+            $id = $post->ID;
+    }
+
+    if ( $do_lock && $id && is_numeric($id) )
+        wp_set_post_lock( $id );
+
+    $x = new WP_Ajax_Response( array(
+        'what' => 'autosave',
+        'id' => $id,
+        'data' => $id ? $data : '',
+        'supplemental' => $supplemental
+    ) );
+    $x->send();
+    break;
 case 'autosave-generate-nonces' :
     check_ajax_referer( 'autosave', 'autosavenonce' );