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https://github.com/kevinveenbirkenbach/infinito.git
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97 lines
2.5 KiB
PHP
97 lines
2.5 KiB
PHP
<?php
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namespace App\Domain\RightManagement\RightRequestManagement;
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use Doctrine\ORM\EntityManager;
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use App\Repository\Source\SourceRepository;
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use App\Domain\SourceManagement\RequestedSourceInterface;
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use App\Entity\Source\SourceInterface;
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use App\Entity\Attribut\TypeAttribut;
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use App\Entity\Attribut\LayerAttribut;
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use App\Entity\Attribut\RecieverAttribut;
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use App\Exception\PreconditionFailedException;
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use App\Exception\NotSetException;
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/**
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* @author kevinfrantz
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*
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* @todo Check out if the performance of this class can be optimized!
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*/
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class RequestedRight implements RequestedRightInterface
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{
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use TypeAttribut, LayerAttribut, RecieverAttribut;
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/**
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* @var SourceRepository
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*/
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private $sourceRepository;
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/**
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* @var SourceInterface
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*/
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private $source;
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/**
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* @var RequestedSourceInterface
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*/
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private $requestedSource;
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/**
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* @param EntityManager $entityManager
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*/
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public function __construct(SourceRepository $sourceRepository)
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{
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$this->sourceRepository = $sourceRepository;
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}
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private function loadSource(): void
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{
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$this->source = $this->sourceRepository->findOneByIdOrSlug($this->requestedSource);
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}
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/**
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* @throws PreconditionFailedException If the source has no id or slug
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*/
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private function validateRequestedSource(): void
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{
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if ($this->requestedSource->hasSlug() || $this->requestedSource->hasId()) {
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return;
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}
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throw new PreconditionFailedException(get_class($this->requestedSource).' needs to have a defined attribut id or slug!');
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}
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/**
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* Uses some kind of Lazy loading.
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*
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* @see https://en.wikipedia.org/wiki/Lazy_loading
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* {@inheritdoc}
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* @see \App\Domain\RightManagement\RightRequestManagement\RequestedRightInterface::getSource()
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*/
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final public function getSource(): SourceInterface
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{
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$this->validateRequestedSource();
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$this->loadSource();
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$this->validateLoad();
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return $this->source;
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}
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private function validateLoad(): void
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{
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if ($this->source) {
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return;
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}
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throw new NotSetException('The Requested Source couldn\'t be found!');
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}
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/**
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* {@inheritdoc}
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*
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* @see \App\Domain\RightManagement\RightRequestManagement\RequestedRightInterface::setRequestedSource()
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*/
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final public function setRequestedSource(RequestedSourceInterface $requestedSource)
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{
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$this->requestedSource = $requestedSource;
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}
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}
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