beforeChangeStatus() public static method

Create name for a *before change status* event.
public static beforeChangeStatus ( string $start, string $end ) : string
$start string ID of the status which is at the start of the transition (the status that is left)
$end string ID of the status which is at the end of the transition (the status that is reached)
return string name of the event
 public function testChangeStatusEventOnSaveFails()
 {
     $this->model->on(WorkflowEvent::beforeChangeStatus('Item04Workflow/A', 'Item04Workflow/B'), function ($event) {
         $this->eventsBefore[] = $event;
         $event->isValid = false;
     });
     $this->model->on(WorkflowEvent::afterChangeStatus('Item04Workflow/A', 'Item04Workflow/B'), function ($event) {
         $this->eventsAfter[] = $event;
     });
     $this->model->enterWorkflow();
     verify('current status is set', $this->model->hasWorkflowStatus())->true();
     verify('event handlers have never been called', count($this->eventsBefore) == 0 && count($this->eventsAfter) == 0)->true();
     $this->model->status = 'Item04Workflow/B';
     verify('save fails', $this->model->save())->false();
     expect('model has not changed status', $this->model->getWorkflowStatus()->getId())->equals('Item04Workflow/A');
     expect('beforeChangeStatus handler has been called', count($this->eventsBefore))->equals(1);
     expect('afterChangeStatus handler has not been called', count($this->eventsAfter))->equals(0);
 }
 public function events()
 {
     return [WorkflowEvent::beforeEnterStatus('Item06Workflow/new') => "beforeNew", WorkflowEvent::afterEnterStatus('Item06Workflow/new') => "afterNew", WorkflowEvent::afterEnterStatus('Item06Workflow/correction') => "postToCorrect", WorkflowEvent::beforeLeaveStatus('Item06Workflow/correction') => "postCorrected", WorkflowEvent::beforeEnterStatus('Item06Workflow/published') => "checkCanBePublished", WorkflowEvent::beforeChangeStatus('Item06Workflow/published', 'Item06Workflow/archive') => "canBeArchived", WorkflowEvent::beforeLeaveWorkflow('Item06Workflow') => 'beforeLeaveWorkflow', WorkflowEvent::afterLeaveWorkflow('Item06Workflow') => 'afterLeaveWorkflow'];
 }
 /**
  * Produces the following event sequence when a model changes from status A to status B.
  *
  * - beforeLeaveStatus(*)
  * - beforeLeaveStatus(A)
  * - beforeChangeStatusFrom(A)to(B)
  * - beforeEnterStatus(*)
  * - beforeEnterStatus(B)
  *
  * - afterLeaveStatus(*)
  * - afterLeaveStatus(A)
  * - afterChangeStatusFrom(A)to(B)
  * - afterEnterStatus(*)
  * - afterEnterStatus(B)
  * @see \raoul2000\workflow\events\IEventSequence::createChangeStatusSequence()
  */
 public function createChangeStatusSequence($transition, $sender)
 {
     return ['before' => [new WorkflowEvent(WorkflowEvent::beforeLeaveStatus(), ['start' => $transition->getStartStatus(), 'sender' => $sender]), new WorkflowEvent(WorkflowEvent::beforeLeaveStatus($transition->getStartStatus()->getId()), ['start' => $transition->getStartStatus(), 'sender' => $sender]), new WorkflowEvent(WorkflowEvent::beforeChangeStatus($transition->getStartStatus()->getId(), $transition->getEndStatus()->getId()), ['start' => $transition->getStartStatus(), 'end' => $transition->getEndStatus(), 'transition' => $transition, 'sender' => $sender]), new WorkflowEvent(WorkflowEvent::beforeEnterStatus(), ['end' => $transition->getEndStatus(), 'sender' => $sender]), new WorkflowEvent(WorkflowEvent::beforeEnterStatus($transition->getEndStatus()->getId()), ['end' => $transition->getEndStatus(), 'sender' => $sender])], 'after' => [new WorkflowEvent(WorkflowEvent::afterLeaveStatus(), ['start' => $transition->getStartStatus(), 'sender' => $sender]), new WorkflowEvent(WorkflowEvent::afterLeaveStatus($transition->getStartStatus()->getId()), ['start' => $transition->getStartStatus(), 'sender' => $sender]), new WorkflowEvent(WorkflowEvent::afterChangeStatus($transition->getStartStatus()->getId(), $transition->getEndStatus()->getId()), ['start' => $transition->getStartStatus(), 'end' => $transition->getEndStatus(), 'transition' => $transition, 'sender' => $sender]), new WorkflowEvent(WorkflowEvent::afterEnterStatus(), ['end' => $transition->getEndStatus(), 'sender' => $sender]), new WorkflowEvent(WorkflowEvent::afterEnterStatus($transition->getEndStatus()->getId()), ['end' => $transition->getEndStatus(), 'sender' => $sender])]];
 }
 /**
  * Produces the following sequence when a model changes from status A to status B:
  *
  * - beforeChangeStatus(A,B)
  * - afterChangeStatus(A,B)
  *
  * @see \raoul2000\workflow\events\IEventSequence::createChangeStatusSequence()
  */
 public function createChangeStatusSequence($transition, $sender)
 {
     $config = ['start' => $transition->getStartStatus(), 'end' => $transition->getEndStatus(), 'transition' => $transition, 'sender' => $sender];
     return ['before' => [new WorkflowEvent(WorkflowEvent::beforeChangeStatus($transition->getStartStatus()->getId(), $transition->getEndStatus()->getId()), $config)], 'after' => [new WorkflowEvent(WorkflowEvent::afterChangeStatus($transition->getStartStatus()->getId(), $transition->getEndStatus()->getId()), $config)]];
 }