/**
* @see MetaborStd\Statemachine.TransitionInterface::isActive()
*/
public function isActive($subject, \ArrayAccess $context, EventInterface $event = null)
{
if ($event) {
$result = $event->getName() == $this->eventName;
} else {
$result = is_null($this->eventName);
}
if ($this->condition) {
$result = $result && $this->condition->checkCondition($subject, $context);
}
return $result;
}
/**
* @param StateInterface $sourceState
* @param StateInterface $targetState
* @param string $eventName
* @param ConditionInterface $condition
*
* @return TransitionInterface
*/
protected function findTransition(StateInterface $sourceState, StateInterface $targetState, $eventName = null, ConditionInterface $condition = null)
{
$conditionName = $condition ? $condition->getName() : null;
/* @var $transition TransitionInterface */
foreach ($sourceState->getTransitions() as $transition) {
$hasSameTargetState = $transition->getTargetState() === $targetState;
$hasSameCondition = $transition->getConditionName() == $conditionName;
$hasSameEvent = $transition->getEventName() == $eventName;
if ($hasSameTargetState && $hasSameCondition && $hasSameEvent) {
return $transition;
}
}
}
/**
*
* @see MetaborStd.NamedInterface::getName()
*/
public function getName()
{
return 'not ( ' . $this->condition->getName() . ' )';
}
