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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 APY\DataGridBundle\Grid\Mapping as GRID; |
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use Chamilo\CoreBundle\Entity\Course; |
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use Chamilo\CoreBundle\Entity\Session; |
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use Doctrine\Common\Collections\Criteria; |
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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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* @ORM\EntityListeners({"Chamilo\CoreBundle\Entity\Listener\ResourceListener"}) |
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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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* @GRID\Column(field="resourceNode.createdAt", title="Date added", type="datetime") |
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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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//abstract public function getResourceName(): string; |
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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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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 ResourceLink |
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*/ |
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public function getCourseSessionResourceLink(Course $course, Session $session = null) |
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{ |
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return $this->getFirstResourceLinkFromCourseSession($course, $session); |
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} |
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/** |
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* See ResourceLink to see the visibility constants. Example: ResourceLink::VISIBILITY_DELETED. |
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* |
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* @return int |
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*/ |
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public function getLinkVisibility(Course $course, Session $session = null) |
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{ |
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return $this->getCourseSessionResourceLink($course, $session)->getVisibility(); |
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} |
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public function isVisible(Course $course, Session $session = null): bool |
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{ |
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return $this->getCourseSessionResourceLink($course, $session) === ResourceLink::VISIBILITY_PUBLISHED; |
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} |
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public function getFirstResourceLinkFromCourseSession(Course $course, Session $session = null): ?ResourceLink |
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{ |
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$criteria = Criteria::create(); |
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$criteria |
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->where(Criteria::expr()->eq('course', $course)) |
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->andWhere( |
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Criteria::expr()->eq('session', $session) |
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); |
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$resourceNode = $this->getResourceNode(); |
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$result = null; |
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if ($resourceNode && $resourceNode->getResourceLinks()) { |
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$result = $resourceNode->getResourceLinks()->matching($criteria)->first(); |
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if ($result) { |
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return $result; |
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} |
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} |
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return null; |
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} |
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public static function getFieldName() |
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{ |
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return 'name'; |
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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: