$_features $_features : array List of the supported form fields. If empty, all features are supported. Type array
__construct() __construct( $vars, $title = '', $name = null, $features = null) Parameters $vars $title $name $features
setCustomButtons() setCustomButtons(boolean $disabled) Sets the form buttons. Parameters boolean $disabled Whether the rule is currently disabled.
validate() validate( $vars = null, $canAutoFill = false) Additional validate of start and end date fields. Parameters $vars $canAutoFill