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<?php |
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namespace Palladium\Repository; |
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use Palladium\Entity; |
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use Palladium\Mapper; |
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use Palladium\Contract; |
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use RuntimeException; |
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class Identity implements Contract\CanPersistIdentity |
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{ |
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private $list = [ |
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Entity\Identity::class => Mapper\Identity::class, |
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Entity\StandardIdentity::class => Mapper\StandardIdentity::class, |
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Entity\CookieIdentity::class => Mapper\CookieIdentity::class, |
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Entity\NonceIdentity::class => Mapper\NonceIdentity::class, |
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Entity\IdentityCollection::class => Mapper\IdentityCollection::class, |
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]; |
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private $mapperFactory; |
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public function __construct(Contract\CanCreateMapper $mapperFactory) |
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{ |
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$this->mapperFactory = $mapperFactory; |
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} |
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public function define(string $entity, string $mapper) |
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{ |
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if (class_exists($entity) === false) { |
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throw new RuntimeException("Entity class '{$entity}' was not found!"); |
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} |
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if (class_exists($mapper) === false) { |
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throw new RuntimeException("Mapper class '{$mapper}' was not found!"); |
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} |
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$this->list[$entity] = $mapper; |
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} |
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public function load($identity, string $override = null) |
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{ |
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$mapper = $this->retrieveMapper(get_class($identity), $override); |
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$mapper->fetch($identity); |
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} |
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public function save($identity, string $override = null) |
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{ |
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$mapper = $this->retrieveMapper(get_class($identity), $override); |
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$mapper->store($identity); |
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} |
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public function delete($identity, string $override = null) |
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{ |
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$mapper = $this->retrieveMapper(get_class($identity), $override); |
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$mapper->remove($identity); |
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} |
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public function has($identity, string $override = null): bool |
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{ |
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$mapper = $this->retrieveMapper(get_class($identity), $override); |
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return $mapper->exists($identity); |
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} |
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private function computeKey(string $key, string $override = null): string |
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{ |
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if ($override !== null) { |
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$key = $override; |
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} |
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if (array_key_exists($key, $this->list) === false) { |
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throw new RuntimeException("No mapper for class '{$key}' has been defined!"); |
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} |
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return $key; |
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} |
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private function retrieveMapper(string $name, string $override = null) |
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{ |
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$key = $this->computeKey($name, $override); |
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$entry = $this->list[$key]; |
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return $this->mapperFactory->create($entry); |
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} |
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} |
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teresko /
palladium
