/**
* global form rule
*
- * @param array $fields the input form values
- * @param array $files the uploaded files if any
- * @param array $options additional user data
+ * @param array $fields the input form values
+ * @param array $files the uploaded files if any
+ * @param null $contactID
+ *
+ * @internal param array $options additional user data
*
* @return true if no errors, else array of errors
* @access public