Files
chill-bundles/src/Bundle/ChillMainBundle/Workflow/SignatureStepStateChanger.php
2025-10-03 09:49:33 +00:00

248 lines
9.7 KiB
PHP

<?php
declare(strict_types=1);
/*
* Chill is a software for social workers
*
* For the full copyright and license information, please view
* the LICENSE file that was distributed with this source code.
*/
namespace Chill\MainBundle\Workflow;
use Chill\MainBundle\Entity\User;
use Chill\MainBundle\Entity\Workflow\EntityWorkflowSignatureStateEnum;
use Chill\MainBundle\Entity\Workflow\EntityWorkflowStep;
use Chill\MainBundle\Entity\Workflow\EntityWorkflowStepSignature;
use Chill\MainBundle\Workflow\Messenger\PostSignatureStateChangeMessage;
use Doctrine\DBAL\LockMode;
use Doctrine\ORM\EntityManagerInterface;
use Psr\Log\LoggerInterface;
use Symfony\Component\Clock\ClockInterface;
use Symfony\Component\Messenger\MessageBusInterface;
use Symfony\Component\Workflow\Registry;
use Symfony\Component\Workflow\Transition;
/**
* Handles state changes for signature steps within a workflow.
*/
class SignatureStepStateChanger
{
private const LOG_PREFIX = '[SignatureStepStateChanger] ';
public function __construct(
private readonly Registry $registry,
private readonly ClockInterface $clock,
private readonly LoggerInterface $logger,
private readonly MessageBusInterface $messageBus,
private readonly EntityManagerInterface $entityManager,
) {}
/**
* Marks a signature as signed.
*
* This method will acquire a lock on the database side, so it must be wrapped into an explicit
* transaction.
*
* This method updates the state of the provided signature entity, sets the signature index,
* and logs the action. Additionally, it dispatches a message indicating that the signature
* state has changed.
*
* @param EntityWorkflowStepSignature $signature the signature entity to be marked as signed
* @param int|null $atIndex optional index position for the signature within the zone
*
* @return string The expected new workflow's step, after transition is applyied
*/
public function markSignatureAsSigned(EntityWorkflowStepSignature $signature, ?int $atIndex): string
{
$this->entityManager->refresh($signature, LockMode::PESSIMISTIC_WRITE);
$signature
->setState(EntityWorkflowSignatureStateEnum::SIGNED)
->setZoneSignatureIndex($atIndex)
->setStateDate($this->clock->now());
$this->logger->info(self::LOG_PREFIX.'Mark signature entity as signed', ['signatureId' => $signature->getId(), 'index' => (string) $atIndex]);
['transition' => $transition, 'futureUser' => $futureUser] = $this->decideTransition($signature);
$this->messageBus->dispatch(new PostSignatureStateChangeMessage((int) $signature->getId()));
if (null === $transition) {
return $signature->getStep()->getEntityWorkflow()->getStep();
}
return $transition->getTos()[0];
}
/**
* Marks a signature as canceled.
*
* This method will acquire a lock on the database side, so it must be wrapped into an explicit
* transaction.
*
* This method updates the signature state to 'canceled' and logs the action.
* It also dispatches a message to notify about the state change.
*
* @return string The expected new workflow's step, after transition is applyied
*/
public function markSignatureAsCanceled(EntityWorkflowStepSignature $signature): string
{
$this->entityManager->refresh($signature, LockMode::PESSIMISTIC_WRITE);
$signature
->setState(EntityWorkflowSignatureStateEnum::CANCELED)
->setStateDate($this->clock->now());
$this->logger->info(self::LOG_PREFIX.'Mark signature entity as canceled', ['signatureId' => $signature->getId()]);
['transition' => $transition, 'futureUser' => $futureUser] = $this->decideTransition($signature);
$this->messageBus->dispatch(new PostSignatureStateChangeMessage((int) $signature->getId()));
if (null === $transition) {
return $signature->getStep()->getEntityWorkflow()->getStep();
}
return $transition->getTos()[0];
}
/**
* Marks the given signature as rejected and updates its state and state date accordingly.
*
* This method will acquire a lock on the database side, so it must be wrapped into an explicit
* transaction.
*
* This method logs the rejection of the signature and dispatches a message indicating
* a state change has occurred.
*
* @param EntityWorkflowStepSignature $signature the signature entity to be marked as rejected
*
* @return string The expected new workflow's step, after transition is applyied
*/
public function markSignatureAsRejected(EntityWorkflowStepSignature $signature): string
{
$this->entityManager->refresh($signature, LockMode::PESSIMISTIC_WRITE);
$signature
->setState(EntityWorkflowSignatureStateEnum::REJECTED)
->setStateDate($this->clock->now());
$this->logger->info(self::LOG_PREFIX.'Mark signature entity as rejected', ['signatureId' => $signature->getId()]);
['transition' => $transition, 'futureUser' => $futureUser] = $this->decideTransition($signature);
$this->messageBus->dispatch(new PostSignatureStateChangeMessage((int) $signature->getId()));
if (null === $transition) {
return $signature->getStep()->getEntityWorkflow()->getStep();
}
return $transition->getTos()[0];
}
/**
* Executed after a signature has a new state.
*
* This method will acquire a lock on the database side, so it must be wrapped into an explicit
* transaction.
*
* This should be executed only by a system user (without any user registered)
*/
public function onPostMark(EntityWorkflowStepSignature $signature): void
{
$this->entityManager->refresh($signature, LockMode::PESSIMISTIC_READ);
['transition' => $transition, 'futureUser' => $futureUser] = $this->decideTransition($signature);
if (null === $transition) {
return;
}
$entityWorkflow = $signature->getStep()->getEntityWorkflow();
$workflow = $this->registry->get($entityWorkflow, $entityWorkflow->getWorkflowName());
$transitionDto = new WorkflowTransitionContextDTO($entityWorkflow);
$transitionDto->futureDestUsers[] = $futureUser;
$workflow->apply($entityWorkflow, $transition->getName(), [
'context' => $transitionDto,
'transitionAt' => $this->clock->now(),
'transition' => $transition->getName(),
]);
$this->logger->info(self::LOG_PREFIX.'Transition automatically applied', ['signatureId' => $signature->getId()]);
}
/**
* @return array{transition: Transition|null, futureUser: User|null}
*/
private function decideTransition(EntityWorkflowStepSignature $signature): array
{
if (!EntityWorkflowStepSignature::isAllSignatureNotPendingForStep($signature->getStep())) {
$this->logger->info(self::LOG_PREFIX.'This is not the last signature, skipping transition to another place', ['signatureId' => $signature->getId()]);
return ['transition' => null, 'futureUser' => null];
}
$this->logger->debug(self::LOG_PREFIX.'Continuing the process to find a transition', ['signatureId' => $signature->getId()]);
$entityWorkflow = $signature->getStep()->getEntityWorkflow();
$workflow = $this->registry->get($entityWorkflow, $entityWorkflow->getWorkflowName());
$metadataStore = $workflow->getMetadataStore();
// find a transition
$marking = $workflow->getMarking($entityWorkflow);
$places = $marking->getPlaces();
$transition = null;
foreach ($places as $place => $int) {
$metadata = $metadataStore->getPlaceMetadata($place);
if (array_key_exists('onSignatureCompleted', $metadata)) {
$transition = $metadata['onSignatureCompleted']['transitionName'];
}
}
if (null === $transition) {
$this->logger->info(self::LOG_PREFIX.'The transition is not configured, will not apply a transition', ['signatureId' => $signature->getId()]);
return ['transition' => null, 'futureUser' => null];
}
if ('person' === $signature->getSignerKind()) {
$futureUser = $this->getPreviousSender($signature->getStep());
} else {
$futureUser = $signature->getSigner();
}
if (null === $futureUser) {
$this->logger->info(self::LOG_PREFIX.'No previous user, will not apply a transition', ['signatureId' => $signature->getId()]);
return ['transition' => null, 'futureUser' => null];
}
foreach ($workflow->getDefinition()->getTransitions() as $transitionObj) {
if ($transitionObj->getName() === $transition) {
return ['transition' => $transitionObj, 'futureUser' => $futureUser];
}
}
throw new \RuntimeException('Transition not found');
}
private function getPreviousSender(EntityWorkflowStep $entityWorkflowStep): ?User
{
$stepsChained = $entityWorkflowStep->getEntityWorkflow()->getStepsChained();
foreach ($stepsChained as $stepChained) {
if ($stepChained === $entityWorkflowStep) {
if (null === $previous = $stepChained->getPrevious()) {
return null;
}
if (null !== $previousUser = $previous->getTransitionBy()) {
return $previousUser;
}
return $this->getPreviousSender($previous);
}
}
throw new \LogicException('no same step found');
}
}