Ticket #3408: patch.diff

wp-admin/admin-functions.php

@@ -713 +713 @@
                 $categories = get_categories( 'hide_empty=0' );
 
         if ( $categories ) {
+                ob_start();
                 foreach ( $categories as $category ) {
                         if ( $category->category_parent == $parent) {
                                 echo "\t" . _cat_row( $category, $level );
                                 cat_rows( $category->cat_ID, $level +1, $categories );
                         }
                 }
+                $output = ob_get_contents();
+                ob_end_clean();
+                
+                $output = apply_filters('cat_rows', $output);
+
+                echo $output;
         } else {
                 return false;
         }

wp-admin/edit-category-form.php

@@ -5 +5 @@
         $form = '<form name="editcat" id="editcat" method="post" action="categories.php">';
         $action = 'editedcat';
         $nonce_action = 'update-category_' . $cat_ID;
+        do_action('edit_category_form_pre', $category);
 } else {
         $heading = __('Add Category');
         $submit_text = __('Add Category &raquo;');
         $form = '<form name="addcat" id="addcat" method="post" action="categories.php">';
         $action = 'addcat';
         $nonce_action = 'add-category';
+        do_action('add_category_form_pre', $category);
 }
 ?>