Grunion_Contact_Form_Plugin::get_field_names PHP Метод

    protected function get_field_names($posts)
    {
        $posts = (array) $posts;
        $all_fields = array();
        foreach ($posts as $post) {
            $fields = self::parse_fields_from_content($post);
            if (isset($fields['_feedback_all_fields'])) {
                $extra_fields = array_keys($fields['_feedback_all_fields']);
                $all_fields = array_merge($all_fields, $extra_fields);
            }
        }
        $all_fields = array_unique($all_fields);
        return $all_fields;
    }