Ticket #18891: 18891.patch

wp-includes/post.php

@@ -2440 +2440 @@
         }
 
         if ( ('' == $post_content) && ('' == $post_title) && ('' == $post_excerpt) && ('attachment' != $post_type) ) {
-                if ( $wp_error )
-                        return new WP_Error('empty_content', __('Content, title, and excerpt are empty.'));
-                else
+                if ( $wp_error ) {
+                        if ( post_type_supports( $post_type, 'title' ) && post_type_supports( $post_type, 'excerpt' ) )
+                                $message = __( 'Content, title, and excerpt are empty.' );
+                        elseif ( post_type_supports( $post_type, 'title' ) )
+                                $message = __( 'Content and title are empty.' );
+                        elseif ( post_type_supports( $post_type, 'excerpt' ) )
+                                $message = __( 'Content and excerpt are empty.' );
+                        else
+                                $message = __( 'Content is empty.' );
+
+                        return new WP_Error( 'empty_content', $message );
+                } else {
                         return 0;
+                }
         }
 
         if ( empty($post_type) )