Ticket #3799: 3799.diff

wp-includes/js/wp-ajax-response.js

@@ -50 +50 @@
                 else if ( 0 === x ) { return !re.html('<div class="error"><p>' + this.broken  + '</p></div>'); }
                 return true;
         },
+        invalidateForm: function ( selector ) {
+                return jQuery( selector ).addClass( 'form-invalid' ).change( function() { jQuery(this).removeClass( 'form-invalid' ); } );
+        },
         validateForm: function( selector ) {
                 selector = jQuery( selector );
-                return !selector.find('.form-required').andSelf().filter('.form-required:has(:input[value=""]), .form-required:input[value=""]').addClass( 'form-invalid' ).change( function() { jQuery(this).removeClass( 'form-invalid' ); } ).size();
+                return !wpAjax.invalidateForm( selector.find('.form-required').andSelf().filter('.form-required:has(:input[value=""]), .form-required:input[value=""]') ).size();
         }
 }, wpAjax || { noPerm: 'You do not have permission to do that.', broken: 'AJAX is teh b0rked.' } );

wp-includes/script-loader.php

@@ -41 +41 @@
 
                 $this->add( 'prototype', '/wp-includes/js/prototype.js', false, '1.6');
 
-                $this->add( 'wp-ajax-response', '/wp-includes/js/wp-ajax-response.js', array('jquery'), '20080312' );
+                $this->add( 'wp-ajax-response', '/wp-includes/js/wp-ajax-response.js', array('jquery'), '20080316' );
                 $this->localize( 'wp-ajax-response', 'wpAjax', array(
                         'noPerm' => 'You do not have permission to do that.',
                         'broken' => 'AJAX is teh b0rked.'

wp-admin/admin-ajax.php

@@ -246 +246 @@
                 $x->send();
         }
 
+        if ( category_exists( trim( $_POST['cat_name'] ) ) ) {
+                $x = new WP_Ajax_Response( array(
+                        'what' => 'cat',
+                        'id' => new WP_Error( 'cat_exists', __('The category you are trying to create already exists.'), array( 'form-field' => 'cat_name' ) ),
+                ) );
+                $x->send();
+        }
+        
         $cat = wp_insert_category( $_POST, true );
 
         if ( is_wp_error($cat) ) {