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<?php |
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/* For licensing terms, see /license.txt */ |
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namespace Chamilo\CoreBundle\Entity\Resource; |
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use Doctrine\Common\Collections\Criteria; |
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use Doctrine\ORM\Event\LifecycleEventArgs; |
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use Doctrine\ORM\Mapping as ORM; |
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use Sylius\Component\Resource\Model\ResourceInterface; |
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/** |
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* @ORM\MappedSuperclass |
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* @ORM\HasLifecycleCallbacks |
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*/ |
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abstract class AbstractResource implements ResourceInterface |
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{ |
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/** |
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* @ORM\OneToOne(targetEntity="Chamilo\CoreBundle\Entity\Resource\ResourceNode", cascade={"remove"}, orphanRemoval=true) |
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* @ORM\JoinColumn(name="resource_node_id", referencedColumnName="id", onDelete="CASCADE") |
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*/ |
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public $resourceNode; |
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/** |
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* @return string |
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*/ |
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abstract public function getResourceName(): string; |
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/** |
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* @ORM\PostUpdate() |
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* |
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* @param LifecycleEventArgs $args |
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*/ |
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public function postUpdate(LifecycleEventArgs $args) |
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{ |
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$em = $args->getEntityManager(); |
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// Updates resource node name with the resource name. |
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$node = $this->getResourceNode(); |
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$name = $this->getResourceName(); |
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$node->setName($name); |
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if ($node->hasResourceFile()) { |
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// Update file name if exists too. |
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$node->getResourceFile()->setOriginalName($name); |
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} |
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$em->persist($node); |
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$em->flush(); |
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} |
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/** |
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* @param ResourceNode $resourceNode |
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* |
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* @return $this |
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*/ |
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public function setResourceNode(ResourceNode $resourceNode): self |
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{ |
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$this->resourceNode = $resourceNode; |
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return $this; |
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} |
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/** |
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* @return ResourceNode |
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*/ |
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public function getResourceNode(): ResourceNode |
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{ |
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return $this->resourceNode; |
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} |
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/** |
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* @return ResourceNode |
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*/ |
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public function getResourceNodeIllustration() |
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{ |
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$node = $this->getResourceNode(); |
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// @todo also filter by the resource type = Illustration |
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$criteria = Criteria::create()->where( |
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Criteria::expr()->eq('name', 'illustration') |
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); |
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$illustration = $node->getChildren()->matching($criteria)->first(); |
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return $illustration; |
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} |
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} |
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chamilo /
chamilo-lms
Let?s assume that you have a directory layout like this:
. |-- OtherDir | |-- Bar.php | `-- Foo.php `-- SomeDir `-- Foo.phpand let?s assume the following content of
Bar.php:If both files
OtherDir/Foo.phpandSomeDir/Foo.phpare loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.phpHowever, as
OtherDir/Foo.phpdoes not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: