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<?php |
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namespace Zenstruck\Foundry; |
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use Doctrine\Persistence\ObjectRepository; |
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/** |
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* @author Kevin Bond <[email protected]> |
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*/ |
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abstract class ModelFactory extends Factory |
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{ |
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private function __construct() |
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{ |
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parent::__construct(static::getClass()); |
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} |
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/** |
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* @param array|callable|string $defaultAttributes If string, assumes state |
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* @param string ...$states Optionally pass default states (these must be methods on your ObjectFactory with no arguments) |
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*/ |
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final public static function new($defaultAttributes = [], string ...$states): self |
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{ |
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// todo - is this too magical? |
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if (\is_string($defaultAttributes)) { |
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$states = \array_merge([$defaultAttributes], $states); |
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$defaultAttributes = []; |
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} |
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$factory = new static(); |
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$factory = $factory |
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->withAttributes([$factory, 'getDefaults']) |
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->withAttributes($defaultAttributes) |
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->initialize() |
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; |
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if (!$factory instanceof static) { |
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throw new \TypeError(\sprintf('"%1$s::initialize()" must return an instance of "%1$s".', static::class)); |
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} |
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foreach ($states as $state) { |
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$factory = $factory->{$state}(); |
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} |
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return $factory; |
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} |
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/** |
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* Try and find existing object for the given $attributes. If not found, |
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* instantiate and persist. |
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* |
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* @return Proxy|object |
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*/ |
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final public static function findOrCreate(array $attributes): object |
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{ |
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if ($found = self::repository(true)->find($attributes)) { |
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return $found; |
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} |
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return self::new()->create($attributes); |
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} |
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/** |
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* Get a random persisted object. |
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* |
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* @return Proxy|object |
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*/ |
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final public static function random(): object |
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{ |
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return self::repository(true)->random(); |
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} |
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/** |
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* @param int $min The minimum number of objects to return (if max is null, will always return this amount) |
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* @param int|null $max The max number of objects to return |
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* |
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* @return Proxy[]|object[] |
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*/ |
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final public static function randomSet(int $min, ?int $max = null): array |
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{ |
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return self::repository(true)->randomSet($min, $max); |
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} |
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/** |
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* @return RepositoryProxy|ObjectRepository |
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*/ |
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final public static function repository(bool $proxy = true): ObjectRepository |
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{ |
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return PersistenceManager::repositoryFor(static::getClass(), $proxy); |
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} |
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/** |
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* Override to add default instantiator and default afterInstantiate/afterPersist events. |
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* |
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* @return static |
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*/ |
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protected function initialize() |
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{ |
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return $this; |
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} |
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/** |
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* @param array|callable $attributes |
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*/ |
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final protected function addState($attributes = []): self |
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{ |
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return $this->withAttributes($attributes); |
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} |
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abstract protected static function getClass(): string; |
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abstract protected function getDefaults(): array; |
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} |
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zenstruck /
foundry
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