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<?php |
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namespace Victoire\Bundle\CoreBundle\EventSubscriber; |
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use Doctrine\Common\EventSubscriber; |
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use Doctrine\ORM\EntityManager; |
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use Doctrine\ORM\Event\OnFlushEventArgs; |
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use Doctrine\ORM\UnitOfWork; |
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use Victoire\Bundle\CoreBundle\Builder\ViewCssBuilder; |
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use Victoire\Bundle\CoreBundle\Entity\View; |
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use Victoire\Bundle\CoreBundle\Repository\ViewRepository; |
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use Victoire\Bundle\TemplateBundle\Entity\Template; |
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use Victoire\Bundle\WidgetBundle\Entity\Widget; |
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use Victoire\Bundle\WidgetBundle\Repository\WidgetRepository; |
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use Victoire\Bundle\WidgetMapBundle\Builder\WidgetMapBuilder; |
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class WidgetSubscriber implements EventSubscriber |
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{ |
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private $viewCssBuilder; |
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private $widgetMapBuilder; |
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/* @var UnitOfWork $uow */ |
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private $uow; |
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/* @var EntityManager $em */ |
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private $em; |
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/* @var WidgetRepository $widgetRepo */ |
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private $widgetRepo; |
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/* @var ViewRepository $viewRepo */ |
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private $viewRepo; |
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/** |
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* Construct. |
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* |
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* @param ViewCssBuilder $viewCssBuilder |
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*/ |
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public function __construct(ViewCssBuilder $viewCssBuilder, WidgetMapBuilder $widgetMapBuilder) |
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{ |
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$this->viewCssBuilder = $viewCssBuilder; |
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$this->widgetMapBuilder = $widgetMapBuilder; |
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} |
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/** |
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* Get SubscribedEvents. |
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* |
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* @return array |
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*/ |
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public function getSubscribedEvents() |
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{ |
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return [ |
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'onFlush', |
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]; |
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} |
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/** |
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* Change cssHash of views when a widget is updated or deleted. |
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* |
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* @param OnFlushEventArgs $args |
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*/ |
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public function onFlush(OnFlushEventArgs $args) |
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{ |
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$this->em = $args->getEntityManager(); |
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$this->uow = $this->em->getUnitOfWork(); |
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$this->widgetRepo = $this->em->getRepository('Victoire\Bundle\WidgetBundle\Entity\Widget'); |
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$this->viewRepo = $this->em->getRepository('Victoire\Bundle\CoreBundle\Entity\View'); |
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$updatedEntities = $this->uow->getScheduledEntityUpdates(); |
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$deletedEntities = $this->uow->getScheduledEntityDeletions(); |
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//Update View's CSS and inheritors of updated and deleted widgets |
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foreach (array_merge($updatedEntities, $deletedEntities) as $entity) { |
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if (!($entity instanceof Widget)) { |
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continue; |
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} |
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$view = $entity->getView(); |
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$this->updateViewCss($view); |
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$this->updateTemplateInheritorsCss($view); |
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} |
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//Remove CSS of deleted View and update its inheritors |
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foreach ($deletedEntities as $entity) { |
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if (!($entity instanceof View)) { |
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continue; |
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} |
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$this->viewCssBuilder->removeCssFile($entity->getCssHash()); |
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$this->updateTemplateInheritorsCss($entity); |
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} |
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//Update CSS of updated View and its inheritors |
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foreach ($updatedEntities as $entity) { |
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if (!($entity instanceof View)) { |
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continue; |
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} |
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$this->updateViewCss($entity); |
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$this->updateTemplateInheritorsCss($entity); |
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} |
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} |
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/** |
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* Change view cssHash, update css file and persist new cssHash. |
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* |
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* @param View $view |
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*/ |
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public function updateViewCss(View $view) |
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{ |
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$oldHash = $view->getCssHash(); |
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$view->changeCssHash(); |
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//Update css file |
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$this->widgetMapBuilder->build($view, true); |
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$widgets = $this->widgetRepo->findAllWidgetsForView($view); |
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$this->viewCssBuilder->updateViewCss($oldHash, $view, $widgets); |
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//Update hash in database |
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$metadata = $this->em->getClassMetadata(get_class($view)); |
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$this->uow->recomputeSingleEntityChangeSet($metadata, $view); |
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} |
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/** |
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* Update a Template inheritors (View) if necessary. |
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* |
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* @param View $view |
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*/ |
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public function updateTemplateInheritorsCss(View $view) |
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{ |
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if (!($view instanceof Template)) { |
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return; |
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} |
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foreach ($view->getInheritors() as $inheritor) { |
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$this->updateViewCss($inheritor); |
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$this->updateTemplateInheritorsCss($inheritor); |
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} |
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} |
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} |
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Victoire /
victoire
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