Ticket #19851: category-template.slug_as_value.patch

wp-includes/category-template.php

@@ -284 +284 @@
  *     'name' (string) - The name attribute value for select element.
  *     'id' (string) - The ID attribute value for select element. Defaults to name if omitted.
  *     'class' (string) - The class attribute value for select element.
+ *         'slug_as_value' (bool|int) - Uses category slug as option value instead of category ID.
  *     'selected' (int) - Which category ID is selected.
  *     'taxonomy' (string) - The name of the taxonomy to retrieve. Defaults to category.
  *
@@ -308 +309 @@
                 'name' => 'cat', 'id' => '',
                 'class' => 'postform', 'depth' => 0,
                 'tab_index' => 0, 'taxonomy' => 'category',
-                'hide_if_empty' => false
+                'hide_if_empty' => false,
+                'slug_as_value' => false
         );
 
         $defaults['selected'] = ( is_category() ) ? get_query_var( 'cat' ) : 0;
@@ -946 +948 @@
          */
         function start_el( &$output, $category, $depth, $args, $id = 0 ) {
                 $pad = str_repeat(' ', $depth * 3);
-
+                $option_value = ( $args['slug_as_value'] == 'true' ) ? $category->slug : $category->term_id;    
                 $cat_name = apply_filters('list_cats', $category->name, $category);
-                $output .= "\t<option class=\"level-$depth\" value=\"".$category->term_id."\"";
+                
+                $output .= "\t<option class=\"level-$depth\" value=\"".option_value."\"";
                 if ( $category->term_id == $args['selected'] )
                         $output .= ' selected="selected"';
                 $output .= '>';