From bf6655a534a6775d30cafa67bd801276bda1d98d Mon Sep 17 00:00:00 2001 From: polo Date: Tue, 13 Aug 2024 23:45:21 +0200 Subject: =?UTF-8?q?VERSION=200.2=20doctrine=20ORM=20et=20entit=C3=A9s?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- vendor/symfony/var-exporter/LazyProxyTrait.php | 359 +++++++++++++++++++++++++ 1 file changed, 359 insertions(+) create mode 100644 vendor/symfony/var-exporter/LazyProxyTrait.php (limited to 'vendor/symfony/var-exporter/LazyProxyTrait.php') diff --git a/vendor/symfony/var-exporter/LazyProxyTrait.php b/vendor/symfony/var-exporter/LazyProxyTrait.php new file mode 100644 index 0000000..17ba1db --- /dev/null +++ b/vendor/symfony/var-exporter/LazyProxyTrait.php @@ -0,0 +1,359 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Symfony\Component\VarExporter; + +use Symfony\Component\Serializer\Attribute\Ignore; +use Symfony\Component\VarExporter\Hydrator as PublicHydrator; +use Symfony\Component\VarExporter\Internal\Hydrator; +use Symfony\Component\VarExporter\Internal\LazyObjectRegistry as Registry; +use Symfony\Component\VarExporter\Internal\LazyObjectState; +use Symfony\Component\VarExporter\Internal\LazyObjectTrait; + +trait LazyProxyTrait +{ + use LazyObjectTrait; + + /** + * Creates a lazy-loading virtual proxy. + * + * @param \Closure():object $initializer Returns the proxied object + * @param static|null $instance + */ + public static function createLazyProxy(\Closure $initializer, ?object $instance = null): static + { + if (self::class !== $class = $instance ? $instance::class : static::class) { + $skippedProperties = ["\0".self::class."\0lazyObjectState" => true]; + } + + if (!isset(Registry::$defaultProperties[$class])) { + Registry::$classReflectors[$class] ??= new \ReflectionClass($class); + $instance ??= Registry::$classReflectors[$class]->newInstanceWithoutConstructor(); + Registry::$defaultProperties[$class] ??= (array) $instance; + Registry::$classResetters[$class] ??= Registry::getClassResetters($class); + + if (self::class === $class && \defined($class.'::LAZY_OBJECT_PROPERTY_SCOPES')) { + Hydrator::$propertyScopes[$class] ??= $class::LAZY_OBJECT_PROPERTY_SCOPES; + } + } else { + $instance ??= Registry::$classReflectors[$class]->newInstanceWithoutConstructor(); + } + + $instance->lazyObjectState = new LazyObjectState($initializer); + + foreach (Registry::$classResetters[$class] as $reset) { + $reset($instance, $skippedProperties ??= []); + } + + return $instance; + } + + /** + * Returns whether the object is initialized. + * + * @param $partial Whether partially initialized objects should be considered as initialized + */ + #[Ignore] + public function isLazyObjectInitialized(bool $partial = false): bool + { + return !isset($this->lazyObjectState) || isset($this->lazyObjectState->realInstance) || Registry::$noInitializerState === $this->lazyObjectState->initializer; + } + + /** + * Forces initialization of a lazy object and returns it. + */ + public function initializeLazyObject(): parent + { + if ($state = $this->lazyObjectState ?? null) { + return $state->realInstance ??= ($state->initializer)(); + } + + return $this; + } + + /** + * @return bool Returns false when the object cannot be reset, ie when it's not a lazy object + */ + public function resetLazyObject(): bool + { + if (!isset($this->lazyObjectState) || Registry::$noInitializerState === $this->lazyObjectState->initializer) { + return false; + } + + unset($this->lazyObjectState->realInstance); + + return true; + } + + public function &__get($name): mixed + { + $propertyScopes = Hydrator::$propertyScopes[$this::class] ??= Hydrator::getPropertyScopes($this::class); + $scope = null; + $instance = $this; + + if ([$class, , $readonlyScope] = $propertyScopes[$name] ?? null) { + $scope = Registry::getScope($propertyScopes, $class, $name); + + if (null === $scope || isset($propertyScopes["\0$scope\0$name"])) { + if ($state = $this->lazyObjectState ?? null) { + $instance = $state->realInstance ??= ($state->initializer)(); + } + $parent = 2; + goto get_in_scope; + } + } + $parent = (Registry::$parentMethods[self::class] ??= Registry::getParentMethods(self::class))['get']; + + if ($state = $this->lazyObjectState ?? null) { + $instance = $state->realInstance ??= ($state->initializer)(); + } else { + if (2 === $parent) { + return parent::__get($name); + } + $value = parent::__get($name); + + return $value; + } + + if (!$parent && null === $class && !\array_key_exists($name, (array) $instance)) { + $frame = debug_backtrace(\DEBUG_BACKTRACE_IGNORE_ARGS, 1)[0]; + trigger_error(sprintf('Undefined property: %s::$%s in %s on line %s', $instance::class, $name, $frame['file'], $frame['line']), \E_USER_NOTICE); + } + + get_in_scope: + + try { + if (null === $scope) { + if (null === $readonlyScope && 1 !== $parent) { + return $instance->$name; + } + $value = $instance->$name; + + return $value; + } + $accessor = Registry::$classAccessors[$scope] ??= Registry::getClassAccessors($scope); + + return $accessor['get']($instance, $name, null !== $readonlyScope || 1 === $parent); + } catch (\Error $e) { + if (\Error::class !== $e::class || !str_starts_with($e->getMessage(), 'Cannot access uninitialized non-nullable property')) { + throw $e; + } + + try { + if (null === $scope) { + $instance->$name = []; + + return $instance->$name; + } + + $accessor['set']($instance, $name, []); + + return $accessor['get']($instance, $name, null !== $readonlyScope || 1 === $parent); + } catch (\Error) { + throw $e; + } + } + } + + public function __set($name, $value): void + { + $propertyScopes = Hydrator::$propertyScopes[$this::class] ??= Hydrator::getPropertyScopes($this::class); + $scope = null; + $instance = $this; + + if ([$class, , $readonlyScope] = $propertyScopes[$name] ?? null) { + $scope = Registry::getScope($propertyScopes, $class, $name, $readonlyScope); + + if ($readonlyScope === $scope || isset($propertyScopes["\0$scope\0$name"])) { + if ($state = $this->lazyObjectState ?? null) { + $instance = $state->realInstance ??= ($state->initializer)(); + } + goto set_in_scope; + } + } + + if ($state = $this->lazyObjectState ?? null) { + $instance = $state->realInstance ??= ($state->initializer)(); + } elseif ((Registry::$parentMethods[self::class] ??= Registry::getParentMethods(self::class))['set']) { + parent::__set($name, $value); + + return; + } + + set_in_scope: + + if (null === $scope) { + $instance->$name = $value; + } else { + $accessor = Registry::$classAccessors[$scope] ??= Registry::getClassAccessors($scope); + $accessor['set']($instance, $name, $value); + } + } + + public function __isset($name): bool + { + $propertyScopes = Hydrator::$propertyScopes[$this::class] ??= Hydrator::getPropertyScopes($this::class); + $scope = null; + $instance = $this; + + if ([$class] = $propertyScopes[$name] ?? null) { + $scope = Registry::getScope($propertyScopes, $class, $name); + + if (null === $scope || isset($propertyScopes["\0$scope\0$name"])) { + if ($state = $this->lazyObjectState ?? null) { + $instance = $state->realInstance ??= ($state->initializer)(); + } + goto isset_in_scope; + } + } + + if ($state = $this->lazyObjectState ?? null) { + $instance = $state->realInstance ??= ($state->initializer)(); + } elseif ((Registry::$parentMethods[self::class] ??= Registry::getParentMethods(self::class))['isset']) { + return parent::__isset($name); + } + + isset_in_scope: + + if (null === $scope) { + return isset($instance->$name); + } + $accessor = Registry::$classAccessors[$scope] ??= Registry::getClassAccessors($scope); + + return $accessor['isset']($instance, $name); + } + + public function __unset($name): void + { + $propertyScopes = Hydrator::$propertyScopes[$this::class] ??= Hydrator::getPropertyScopes($this::class); + $scope = null; + $instance = $this; + + if ([$class, , $readonlyScope] = $propertyScopes[$name] ?? null) { + $scope = Registry::getScope($propertyScopes, $class, $name, $readonlyScope); + + if ($readonlyScope === $scope || isset($propertyScopes["\0$scope\0$name"])) { + if ($state = $this->lazyObjectState ?? null) { + $instance = $state->realInstance ??= ($state->initializer)(); + } + goto unset_in_scope; + } + } + + if ($state = $this->lazyObjectState ?? null) { + $instance = $state->realInstance ??= ($state->initializer)(); + } elseif ((Registry::$parentMethods[self::class] ??= Registry::getParentMethods(self::class))['unset']) { + parent::__unset($name); + + return; + } + + unset_in_scope: + + if (null === $scope) { + unset($instance->$name); + } else { + $accessor = Registry::$classAccessors[$scope] ??= Registry::getClassAccessors($scope); + $accessor['unset']($instance, $name); + } + } + + public function __clone(): void + { + if (!isset($this->lazyObjectState)) { + if ((Registry::$parentMethods[self::class] ??= Registry::getParentMethods(self::class))['clone']) { + parent::__clone(); + } + + return; + } + + $this->lazyObjectState = clone $this->lazyObjectState; + + if (isset($this->lazyObjectState->realInstance)) { + $this->lazyObjectState->realInstance = clone $this->lazyObjectState->realInstance; + } + } + + public function __serialize(): array + { + $class = self::class; + $state = $this->lazyObjectState ?? null; + + if (!$state && (Registry::$parentMethods[$class] ??= Registry::getParentMethods($class))['serialize']) { + $properties = parent::__serialize(); + } else { + $properties = (array) $this; + + if ($state) { + unset($properties["\0$class\0lazyObjectState"]); + $properties["\0$class\0lazyObjectReal"] = $state->realInstance ??= ($state->initializer)(); + } + } + + if ($state || Registry::$parentMethods[$class]['serialize'] || !Registry::$parentMethods[$class]['sleep']) { + return $properties; + } + + $scope = get_parent_class($class); + $data = []; + + foreach (parent::__sleep() as $name) { + $value = $properties[$k = $name] ?? $properties[$k = "\0*\0$name"] ?? $properties[$k = "\0$class\0$name"] ?? $properties[$k = "\0$scope\0$name"] ?? $k = null; + + if (null === $k) { + trigger_error(sprintf('serialize(): "%s" returned as member variable from __sleep() but does not exist', $name), \E_USER_NOTICE); + } else { + $data[$k] = $value; + } + } + + return $data; + } + + public function __unserialize(array $data): void + { + $class = self::class; + + if ($instance = $data["\0$class\0lazyObjectReal"] ?? null) { + unset($data["\0$class\0lazyObjectReal"]); + + foreach (Registry::$classResetters[$class] ??= Registry::getClassResetters($class) as $reset) { + $reset($this, $data); + } + + if ($data) { + PublicHydrator::hydrate($this, $data); + } + $this->lazyObjectState = new LazyObjectState(Registry::$noInitializerState ??= static fn () => throw new \LogicException('Lazy proxy has no initializer.')); + $this->lazyObjectState->realInstance = $instance; + } elseif ((Registry::$parentMethods[$class] ??= Registry::getParentMethods($class))['unserialize']) { + parent::__unserialize($data); + } else { + PublicHydrator::hydrate($this, $data); + + if (Registry::$parentMethods[$class]['wakeup']) { + parent::__wakeup(); + } + } + } + + public function __destruct() + { + if (isset($this->lazyObjectState)) { + return; + } + + if ((Registry::$parentMethods[self::class] ??= Registry::getParentMethods(self::class))['destruct']) { + parent::__destruct(); + } + } +} -- cgit v1.2.3