<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\PropertyAccess;
use Psr\Cache\CacheItemPoolInterface;
use Psr\Log\LoggerInterface;
use Psr\Log\NullLogger;
use Symfony\Component\Cache\Adapter\AdapterInterface;
use Symfony\Component\Cache\Adapter\ApcuAdapter;
use Symfony\Component\Cache\Adapter\NullAdapter;
use Symfony\Component\PropertyAccess\Exception\AccessException;
use Symfony\Component\PropertyAccess\Exception\InvalidArgumentException;
use Symfony\Component\PropertyAccess\Exception\NoSuchIndexException;
use Symfony\Component\PropertyAccess\Exception\NoSuchPropertyException;
use Symfony\Component\PropertyAccess\Exception\UnexpectedTypeException;
use Symfony\Component\PropertyAccess\Exception\UninitializedPropertyException;
use Symfony\Component\PropertyInfo\Extractor\ReflectionExtractor;
use Symfony\Component\PropertyInfo\PropertyReadInfo;
use Symfony\Component\PropertyInfo\PropertyReadInfoExtractorInterface;
use Symfony\Component\PropertyInfo\PropertyWriteInfo;
use Symfony\Component\PropertyInfo\PropertyWriteInfoExtractorInterface;
/**
* Default implementation of {@link PropertyAccessorInterface}.
*
* @author Bernhard Schussek <bschussek@gmail.com>
* @author Kévin Dunglas <dunglas@gmail.com>
* @author Nicolas Grekas <p@tchwork.com>
*/
class PropertyAccessor implements PropertyAccessorInterface
{
/** @var int Allow none of the magic methods */
public const DISALLOW_MAGIC_METHODS = ReflectionExtractor::DISALLOW_MAGIC_METHODS;
/** @var int Allow magic __get methods */
public const MAGIC_GET = ReflectionExtractor::ALLOW_MAGIC_GET;
/** @var int Allow magic __set methods */
public const MAGIC_SET = ReflectionExtractor::ALLOW_MAGIC_SET;
/** @var int Allow magic __call methods */
public const MAGIC_CALL = ReflectionExtractor::ALLOW_MAGIC_CALL;
public const DO_NOT_THROW = 0;
public const THROW_ON_INVALID_INDEX = 1;
public const THROW_ON_INVALID_PROPERTY_PATH = 2;
private const VALUE = 0;
private const REF = 1;
private const IS_REF_CHAINED = 2;
private const CACHE_PREFIX_READ = 'r';
private const CACHE_PREFIX_WRITE = 'w';
private const CACHE_PREFIX_PROPERTY_PATH = 'p';
private $magicMethodsFlags;
private $ignoreInvalidIndices;
private $ignoreInvalidProperty;
/**
* @var CacheItemPoolInterface
*/
private $cacheItemPool;
private $propertyPathCache = [];
/**
* @var PropertyReadInfoExtractorInterface
*/
private $readInfoExtractor;
/**
* @var PropertyWriteInfoExtractorInterface
*/
private $writeInfoExtractor;
private $readPropertyCache = [];
private $writePropertyCache = [];
private const RESULT_PROTO = [self::VALUE => null];
/**
* Should not be used by application code. Use
* {@link PropertyAccess::createPropertyAccessor()} instead.
*
* @param int $magicMethods A bitwise combination of the MAGIC_* constants
* to specify the allowed magic methods (__get, __set, __call)
* or self::DISALLOW_MAGIC_METHODS for none
* @param int $throw A bitwise combination of the THROW_* constants
* to specify when exceptions should be thrown
* @param PropertyReadInfoExtractorInterface $readInfoExtractor
* @param PropertyWriteInfoExtractorInterface $writeInfoExtractor
*/
public function __construct($magicMethods = self::MAGIC_GET | self::MAGIC_SET, $throw = self::THROW_ON_INVALID_PROPERTY_PATH, ?CacheItemPoolInterface $cacheItemPool = null, $readInfoExtractor = null, $writeInfoExtractor = null)
{
if (\is_bool($magicMethods)) {
trigger_deprecation('symfony/property-access', '5.2', 'Passing a boolean as the first argument to "%s()" is deprecated. Pass a combination of bitwise flags instead (i.e an integer).', __METHOD__);
$magicMethods = ($magicMethods ? self::MAGIC_CALL : 0) | self::MAGIC_GET | self::MAGIC_SET;
} elseif (!\is_int($magicMethods)) {
throw new \TypeError(sprintf('Argument 1 passed to "%s()" must be an integer, "%s" given.', __METHOD__, get_debug_type($readInfoExtractor)));
}
if (\is_bool($throw)) {
trigger_deprecation('symfony/property-access', '5.3', 'Passing a boolean as the second argument to "%s()" is deprecated. Pass a combination of bitwise flags instead (i.e an integer).', __METHOD__);
$throw = $throw ? self::THROW_ON_INVALID_INDEX : self::DO_NOT_THROW;
if (!\is_bool($readInfoExtractor)) {
$throw |= self::THROW_ON_INVALID_PROPERTY_PATH;
}
}
if (\is_bool($readInfoExtractor)) {
trigger_deprecation('symfony/property-access', '5.3', 'Passing a boolean as the fourth argument to "%s()" is deprecated. Pass a combination of bitwise flags as the second argument instead (i.e an integer).', __METHOD__);
if ($readInfoExtractor) {
$throw |= self::THROW_ON_INVALID_PROPERTY_PATH;
}
$readInfoExtractor = $writeInfoExtractor;
$writeInfoExtractor = 4 < \func_num_args() ? func_get_arg(4) : null;
}
if (null !== $readInfoExtractor && !$readInfoExtractor instanceof PropertyReadInfoExtractorInterface) {
throw new \TypeError(sprintf('Argument 4 passed to "%s()" must be null or an instance of "%s", "%s" given.', __METHOD__, PropertyReadInfoExtractorInterface::class, get_debug_type($readInfoExtractor)));
}
if (null !== $writeInfoExtractor && !$writeInfoExtractor instanceof PropertyWriteInfoExtractorInterface) {
throw new \TypeError(sprintf('Argument 5 passed to "%s()" must be null or an instance of "%s", "%s" given.', __METHOD__, PropertyWriteInfoExtractorInterface::class, get_debug_type($writeInfoExtractor)));
}
$this->magicMethodsFlags = $magicMethods;
$this->ignoreInvalidIndices = 0 === ($throw & self::THROW_ON_INVALID_INDEX);
$this->cacheItemPool = $cacheItemPool instanceof NullAdapter ? null : $cacheItemPool; // Replace the NullAdapter by the null value
$this->ignoreInvalidProperty = 0 === ($throw & self::THROW_ON_INVALID_PROPERTY_PATH);
$this->readInfoExtractor = $readInfoExtractor ?? new ReflectionExtractor([], null, null, false);
$this->writeInfoExtractor = $writeInfoExtractor ?? new ReflectionExtractor(['set'], null, null, false);
}
/**
* {@inheritdoc}
*/
public function getValue($objectOrArray, $propertyPath)
{
$zval = [
self::VALUE => $objectOrArray,
];
if (\is_object($objectOrArray) && (false === strpbrk((string) $propertyPath, '.[') || $objectOrArray instanceof \stdClass && property_exists($objectOrArray, $propertyPath))) {
return $this->readProperty($zval, $propertyPath, $this->ignoreInvalidProperty)[self::VALUE];
}
$propertyPath = $this->getPropertyPath($propertyPath);
$propertyValues = $this->readPropertiesUntil($zval, $propertyPath, $propertyPath->getLength(), $this->ignoreInvalidIndices);
return $propertyValues[\count($propertyValues) - 1][self::VALUE];
}
/**
* {@inheritdoc}
*/
public function setValue(&$objectOrArray, $propertyPath, $value)
{
if (\is_object($objectOrArray) && (false === strpbrk((string) $propertyPath, '.[') || $objectOrArray instanceof \stdClass && property_exists($objectOrArray, $propertyPath))) {
$zval = [
self::VALUE => $objectOrArray,
];
try {
$this->writeProperty($zval, $propertyPath, $value);
return;
} catch (\TypeError $e) {
self::throwInvalidArgumentException($e->getMessage(), $e->getTrace(), 0, $propertyPath, $e);
// It wasn't thrown in this class so rethrow it
throw $e;
}
}
$propertyPath = $this->getPropertyPath($propertyPath);
$zval = [
self::VALUE => $objectOrArray,
self::REF => &$objectOrArray,
];
$propertyValues = $this->readPropertiesUntil($zval, $propertyPath, $propertyPath->getLength() - 1);
$overwrite = true;
try {
for ($i = \count($propertyValues) - 1; 0 <= $i; --$i) {
$zval = $propertyValues[$i];
unset($propertyValues[$i]);
// You only need set value for current element if:
// 1. it's the parent of the last index element
// OR
// 2. its child is not passed by reference
//
// This may avoid unnecessary value setting process for array elements.
// For example:
// '[a][b][c]' => 'old-value'
// If you want to change its value to 'new-value',
// you only need set value for '[a][b][c]' and it's safe to ignore '[a][b]' and '[a]'
if ($overwrite) {
$property = $propertyPath->getElement($i);
if ($propertyPath->isIndex($i)) {
if ($overwrite = !isset($zval[self::REF])) {
$ref = &$zval[self::REF];
$ref = $zval[self::VALUE];
}
$this->writeIndex($zval, $property, $value);
if ($overwrite) {
$zval[self::VALUE] = $zval[self::REF];
}
} else {
$this->writeProperty($zval, $property, $value);
}
// if current element is an object
// OR
// if current element's reference chain is not broken - current element
// as well as all its ancients in the property path are all passed by reference,
// then there is no need to continue the value setting process
if (\is_object($zval[self::VALUE]) || isset($zval[self::IS_REF_CHAINED])) {
break;
}
}
$value = $zval[self::VALUE];
}
} catch (\TypeError $e) {
self::throwInvalidArgumentException($e->getMessage(), $e->getTrace(), 0, $propertyPath, $e);
// It wasn't thrown in this class so rethrow it
throw $e;
}
}
private static function throwInvalidArgumentException(string $message, array $trace, int $i, string $propertyPath, ?\Throwable $previous = null): void
{
if (!isset($trace[$i]['file']) || __FILE__ !== $trace[$i]['file']) {
return;
}
if (\PHP_VERSION_ID < 80000) {
if (preg_match('/^Typed property \S+::\$\S+ must be (\S+), (\S+) used$/', $message, $matches)) {
[, $expectedType, $actualType] = $matches;
throw new InvalidArgumentException(sprintf('Expected argument of type "%s", "%s" given at property path "%s".', $expectedType, 'NULL' === $actualType ? 'null' : $actualType, $propertyPath), 0, $previous);
}
if (!str_starts_with($message, 'Argument ')) {
return;
}
$pos = strpos($message, $delim = 'must be of the type ') ?: (strpos($message, $delim = 'must be an instance of ') ?: strpos($message, $delim = 'must implement interface '));
$pos += \strlen($delim);
$j = strpos($message, ',', $pos);
$type = substr($message, 2 + $j, strpos($message, ' given', $j) - $j - 2);
$message = substr($message, $pos, $j - $pos);
throw new InvalidArgumentException(sprintf('Expected argument of type "%s", "%s" given at property path "%s".', $message, 'NULL' === $type ? 'null' : $type, $propertyPath), 0, $previous);
}
if (preg_match('/^\S+::\S+\(\): Argument #\d+ \(\$\S+\) must be of type (\S+), (\S+) given/', $message, $matches)) {
[, $expectedType, $actualType] = $matches;
throw new InvalidArgumentException(sprintf('Expected argument of type "%s", "%s" given at property path "%s".', $expectedType, 'NULL' === $actualType ? 'null' : $actualType, $propertyPath), 0, $previous);
}
if (preg_match('/^Cannot assign (\S+) to property \S+::\$\S+ of type (\S+)$/', $message, $matches)) {
[, $actualType, $expectedType] = $matches;
throw new InvalidArgumentException(sprintf('Expected argument of type "%s", "%s" given at property path "%s".', $expectedType, 'NULL' === $actualType ? 'null' : $actualType, $propertyPath), 0, $previous);
}
}
/**
* {@inheritdoc}
*/
public function isReadable($objectOrArray, $propertyPath)
{
if (!$propertyPath instanceof PropertyPathInterface) {
$propertyPath = new PropertyPath($propertyPath);
}
try {
$zval = [
self::VALUE => $objectOrArray,
];
// handle stdClass with properties with a dot in the name
if ($objectOrArray instanceof \stdClass && str_contains($propertyPath, '.') && property_exists($objectOrArray, $propertyPath)) {
$this->readProperty($zval, $propertyPath, $this->ignoreInvalidProperty);
} else {
$this->readPropertiesUntil($zval, $propertyPath, $propertyPath->getLength(), $this->ignoreInvalidIndices);
}
return true;
} catch (AccessException $e) {
return false;
} catch (UnexpectedTypeException $e) {
return false;
}
}
/**
* {@inheritdoc}
*/
public function isWritable($objectOrArray, $propertyPath)
{
$propertyPath = $this->getPropertyPath($propertyPath);
try {
$zval = [
self::VALUE => $objectOrArray,
];
// handle stdClass with properties with a dot in the name
if ($objectOrArray instanceof \stdClass && str_contains($propertyPath, '.') && property_exists($objectOrArray, $propertyPath)) {
$this->readProperty($zval, $propertyPath, $this->ignoreInvalidProperty);
return true;
}
$propertyValues = $this->readPropertiesUntil($zval, $propertyPath, $propertyPath->getLength() - 1);
for ($i = \count($propertyValues) - 1; 0 <= $i; --$i) {
$zval = $propertyValues[$i];
unset($propertyValues[$i]);
if ($propertyPath->isIndex($i)) {
if (!$zval[self::VALUE] instanceof \ArrayAccess && !\is_array($zval[self::VALUE])) {
return false;
}
} elseif (!\is_object($zval[self::VALUE]) || !$this->isPropertyWritable($zval[self::VALUE], $propertyPath->getElement($i))) {
return false;
}
if (\is_object($zval[self::VALUE])) {
return true;
}
}
return true;
} catch (AccessException $e) {
return false;
} catch (UnexpectedTypeException $e) {
return false;
}
}
/**
* Reads the path from an object up to a given path index.
*
* @throws UnexpectedTypeException if a value within the path is neither object nor array
* @throws NoSuchIndexException If a non-existing index is accessed
*/
private function readPropertiesUntil(array $zval, PropertyPathInterface $propertyPath, int $lastIndex, bool $ignoreInvalidIndices = true): array
{
if (!\is_object($zval[self::VALUE]) && !\is_array($zval[self::VALUE])) {
throw new UnexpectedTypeException($zval[self::VALUE], $propertyPath, 0);
}
// Add the root object to the list
$propertyValues = [$zval];
for ($i = 0; $i < $lastIndex; ++$i) {
$property = $propertyPath->getElement($i);
$isIndex = $propertyPath->isIndex($i);
if ($isIndex) {
// Create missing nested arrays on demand
if (($zval[self::VALUE] instanceof \ArrayAccess && !$zval[self::VALUE]->offsetExists($property)) ||
(\is_array($zval[self::VALUE]) && !isset($zval[self::VALUE][$property]) && !\array_key_exists($property, $zval[self::VALUE]))
) {
if (!$ignoreInvalidIndices) {
if (!\is_array($zval[self::VALUE])) {
if (!$zval[self::VALUE] instanceof \Traversable) {
throw new NoSuchIndexException(sprintf('Cannot read index "%s" while trying to traverse path "%s".', $property, (string) $propertyPath));
}
$zval[self::VALUE] = iterator_to_array($zval[self::VALUE]);
}
throw new NoSuchIndexException(sprintf('Cannot read index "%s" while trying to traverse path "%s". Available indices are "%s".', $property, (string) $propertyPath, print_r(array_keys($zval[self::VALUE]), true)));
}
if ($i + 1 < $propertyPath->getLength()) {
if (isset($zval[self::REF])) {
$zval[self::VALUE][$property] = [];
$zval[self::REF] = $zval[self::VALUE];
} else {
$zval[self::VALUE] = [$property => []];
}
}
}
$zval = $this->readIndex($zval, $property);
} else {
$zval = $this->readProperty($zval, $property, $this->ignoreInvalidProperty);
}
// the final value of the path must not be validated
if ($i + 1 < $propertyPath->getLength() && !\is_object($zval[self::VALUE]) && !\is_array($zval[self::VALUE])) {
throw new UnexpectedTypeException($zval[self::VALUE], $propertyPath, $i + 1);
}
if (isset($zval[self::REF]) && (0 === $i || isset($propertyValues[$i - 1][self::IS_REF_CHAINED]))) {
// Set the IS_REF_CHAINED flag to true if:
// current property is passed by reference and
// it is the first element in the property path or
// the IS_REF_CHAINED flag of its parent element is true
// Basically, this flag is true only when the reference chain from the top element to current element is not broken
$zval[self::IS_REF_CHAINED] = true;
}
$propertyValues[] = $zval;
}
return $propertyValues;
}
/**
* Reads a key from an array-like structure.
*
* @param string|int $index The key to read
*
* @throws NoSuchIndexException If the array does not implement \ArrayAccess or it is not an array
*/
private function readIndex(array $zval, $index): array
{
if (!$zval[self::VALUE] instanceof \ArrayAccess && !\is_array($zval[self::VALUE])) {
throw new NoSuchIndexException(sprintf('Cannot read index "%s" from object of type "%s" because it doesn\'t implement \ArrayAccess.', $index, get_debug_type($zval[self::VALUE])));
}
$result = self::RESULT_PROTO;
if (isset($zval[self::VALUE][$index])) {
$result[self::VALUE] = $zval[self::VALUE][$index];
if (!isset($zval[self::REF])) {
// Save creating references when doing read-only lookups
} elseif (\is_array($zval[self::VALUE])) {
$result[self::REF] = &$zval[self::REF][$index];
} elseif (\is_object($result[self::VALUE])) {
$result[self::REF] = $result[self::VALUE];
}
}
return $result;
}
/**
* Reads the value of a property from an object.
*
* @throws NoSuchPropertyException If $ignoreInvalidProperty is false and the property does not exist or is not public
*/
private function readProperty(array $zval, string $property, bool $ignoreInvalidProperty = false): array
{
if (!\is_object($zval[self::VALUE])) {
throw new NoSuchPropertyException(sprintf('Cannot read property "%s" from an array. Maybe you intended to write the property path as "[%1$s]" instead.', $property));
}
$result = self::RESULT_PROTO;
$object = $zval[self::VALUE];
$class = \get_class($object);
$access = $this->getReadInfo($class, $property);
if (null !== $access) {
$name = $access->getName();
$type = $access->getType();
try {
if (PropertyReadInfo::TYPE_METHOD === $type) {
try {
$result[self::VALUE] = $object->$name();
} catch (\TypeError $e) {
[$trace] = $e->getTrace();
// handle uninitialized properties in PHP >= 7
if (__FILE__ === ($trace['file'] ?? null)
&& $name === $trace['function']
&& $object instanceof $trace['class']
&& preg_match('/Return value (?:of .*::\w+\(\) )?must be of (?:the )?type (\w+), null returned$/', $e->getMessage(), $matches)
) {
throw new UninitializedPropertyException(sprintf('The method "%s::%s()" returned "null", but expected type "%3$s". Did you forget to initialize a property or to make the return type nullable using "?%3$s"?', get_debug_type($object), $name, $matches[1]), 0, $e);
}
throw $e;
}
} elseif (PropertyReadInfo::TYPE_PROPERTY === $type) {
if ($access->canBeReference() && !isset($object->$name) && !\array_key_exists($name, (array) $object) && (\PHP_VERSION_ID < 70400 || !(new \ReflectionProperty($class, $name))->hasType())) {
throw new UninitializedPropertyException(sprintf('The property "%s::$%s" is not initialized.', $class, $name));
}
$result[self::VALUE] = $object->$name;
if (isset($zval[self::REF]) && $access->canBeReference()) {
$result[self::REF] = &$object->$name;
}
}
} catch (\Error $e) {
// handle uninitialized properties in PHP >= 7.4
if (\PHP_VERSION_ID >= 70400 && preg_match('/^Typed property ([\w\\\\@]+)::\$(\w+) must not be accessed before initialization$/', $e->getMessage(), $matches)) {
$r = new \ReflectionProperty(str_contains($matches[1], '@anonymous') ? $class : $matches[1], $matches[2]);
$type = ($type = $r->getType()) instanceof \ReflectionNamedType ? $type->getName() : (string) $type;
throw new UninitializedPropertyException(sprintf('The property "%s::$%s" is not readable because it is typed "%s". You should initialize it or declare a default value instead.', $matches[1], $r->getName(), $type), 0, $e);
}
throw $e;
}
} elseif (property_exists($object, $property) && \array_key_exists($property, (array) $object)) {
$result[self::VALUE] = $object->$property;
if (isset($zval[self::REF])) {
$result[self::REF] = &$object->$property;
}
} elseif (!$ignoreInvalidProperty) {
throw new NoSuchPropertyException(sprintf('Can\'t get a way to read the property "%s" in class "%s".', $property, $class));
}
// Objects are always passed around by reference
if (isset($zval[self::REF]) && \is_object($result[self::VALUE])) {
$result[self::REF] = $result[self::VALUE];
}
return $result;
}
/**
* Guesses how to read the property value.
*/
private function getReadInfo(string $class, string $property): ?PropertyReadInfo
{
$key = str_replace('\\', '.', $class).'..'.$property;
if (isset($this->readPropertyCache[$key])) {
return $this->readPropertyCache[$key];
}
if ($this->cacheItemPool) {
$item = $this->cacheItemPool->getItem(self::CACHE_PREFIX_READ.rawurlencode($key));
if ($item->isHit()) {
return $this->readPropertyCache[$key] = $item->get();
}
}
$accessor = $this->readInfoExtractor->getReadInfo($class, $property, [
'enable_getter_setter_extraction' => true,
'enable_magic_methods_extraction' => $this->magicMethodsFlags,
'enable_constructor_extraction' => false,
]);
if (isset($item)) {
$this->cacheItemPool->save($item->set($accessor));
}
return $this->readPropertyCache[$key] = $accessor;
}
/**
* Sets the value of an index in a given array-accessible value.
*
* @param string|int $index The index to write at
* @param mixed $value The value to write
*
* @throws NoSuchIndexException If the array does not implement \ArrayAccess or it is not an array
*/
private function writeIndex(array $zval, $index, $value)
{
if (!$zval[self::VALUE] instanceof \ArrayAccess && !\is_array($zval[self::VALUE])) {
throw new NoSuchIndexException(sprintf('Cannot modify index "%s" in object of type "%s" because it doesn\'t implement \ArrayAccess.', $index, get_debug_type($zval[self::VALUE])));
}
$zval[self::REF][$index] = $value;
}
/**
* Sets the value of a property in the given object.
*
* @param mixed $value The value to write
*
* @throws NoSuchPropertyException if the property does not exist or is not public
*/
private function writeProperty(array $zval, string $property, $value)
{
if (!\is_object($zval[self::VALUE])) {
throw new NoSuchPropertyException(sprintf('Cannot write property "%s" to an array. Maybe you should write the property path as "[%1$s]" instead?', $property));
}
$object = $zval[self::VALUE];
$class = \get_class($object);
$mutator = $this->getWriteInfo($class, $property, $value);
if (PropertyWriteInfo::TYPE_NONE !== $mutator->getType()) {
$type = $mutator->getType();
if (PropertyWriteInfo::TYPE_METHOD === $type) {
$object->{$mutator->getName()}($value);
} elseif (PropertyWriteInfo::TYPE_PROPERTY === $type) {
$object->{$mutator->getName()} = $value;
} elseif (PropertyWriteInfo::TYPE_ADDER_AND_REMOVER === $type) {
$this->writeCollection($zval, $property, $value, $mutator->getAdderInfo(), $mutator->getRemoverInfo());
}
} elseif ($object instanceof \stdClass && property_exists($object, $property)) {
$object->$property = $value;
} elseif (!$this->ignoreInvalidProperty) {
if ($mutator->hasErrors()) {
throw new NoSuchPropertyException(implode('. ', $mutator->getErrors()).'.');
}
throw new NoSuchPropertyException(sprintf('Could not determine access type for property "%s" in class "%s".', $property, get_debug_type($object)));
}
}
/**
* Adjusts a collection-valued property by calling add*() and remove*() methods.
*/
private function writeCollection(array $zval, string $property, iterable $collection, PropertyWriteInfo $addMethod, PropertyWriteInfo $removeMethod)
{
// At this point the add and remove methods have been found
$previousValue = $this->readProperty($zval, $property);
$previousValue = $previousValue[self::VALUE];
$removeMethodName = $removeMethod->getName();
$addMethodName = $addMethod->getName();
if ($previousValue instanceof \Traversable) {
$previousValue = iterator_to_array($previousValue);
}
if ($previousValue && \is_array($previousValue)) {
if (\is_object($collection)) {
$collection = iterator_to_array($collection);
}
foreach ($previousValue as $key => $item) {
if (!\in_array($item, $collection, true)) {
unset($previousValue[$key]);
$zval[self::VALUE]->$removeMethodName($item);
}
}
} else {
$previousValue = false;
}
foreach ($collection as $item) {
if (!$previousValue || !\in_array($item, $previousValue, true)) {
$zval[self::VALUE]->$addMethodName($item);
}
}
}
private function getWriteInfo(string $class, string $property, $value): PropertyWriteInfo
{
$useAdderAndRemover = is_iterable($value);
$key = str_replace('\\', '.', $class).'..'.$property.'..'.(int) $useAdderAndRemover;
if (isset($this->writePropertyCache[$key])) {
return $this->writePropertyCache[$key];
}
if ($this->cacheItemPool) {
$item = $this->cacheItemPool->getItem(self::CACHE_PREFIX_WRITE.rawurlencode($key));
if ($item->isHit()) {
return $this->writePropertyCache[$key] = $item->get();
}
}
$mutator = $this->writeInfoExtractor->getWriteInfo($class, $property, [
'enable_getter_setter_extraction' => true,
'enable_magic_methods_extraction' => $this->magicMethodsFlags,
'enable_constructor_extraction' => false,
'enable_adder_remover_extraction' => $useAdderAndRemover,
]);
if (isset($item)) {
$this->cacheItemPool->save($item->set($mutator));
}
return $this->writePropertyCache[$key] = $mutator;
}
/**
* Returns whether a property is writable in the given object.
*/
private function isPropertyWritable(object $object, string $property): bool
{
$mutatorForArray = $this->getWriteInfo(\get_class($object), $property, []);
if (PropertyWriteInfo::TYPE_NONE !== $mutatorForArray->getType() || ($object instanceof \stdClass && property_exists($object, $property))) {
return true;
}
$mutator = $this->getWriteInfo(\get_class($object), $property, '');
return PropertyWriteInfo::TYPE_NONE !== $mutator->getType() || ($object instanceof \stdClass && property_exists($object, $property));
}
/**
* Gets a PropertyPath instance and caches it.
*
* @param string|PropertyPath $propertyPath
*/
private function getPropertyPath($propertyPath): PropertyPath
{
if ($propertyPath instanceof PropertyPathInterface) {
// Don't call the copy constructor has it is not needed here
return $propertyPath;
}
if (isset($this->propertyPathCache[$propertyPath])) {
return $this->propertyPathCache[$propertyPath];
}
if ($this->cacheItemPool) {
$item = $this->cacheItemPool->getItem(self::CACHE_PREFIX_PROPERTY_PATH.rawurlencode($propertyPath));
if ($item->isHit()) {
return $this->propertyPathCache[$propertyPath] = $item->get();
}
}
$propertyPathInstance = new PropertyPath($propertyPath);
if (isset($item)) {
$item->set($propertyPathInstance);
$this->cacheItemPool->save($item);
}
return $this->propertyPathCache[$propertyPath] = $propertyPathInstance;
}
/**
* Creates the APCu adapter if applicable.
*
* @return AdapterInterface
*
* @throws \LogicException When the Cache Component isn't available
*/
public static function createCache(string $namespace, int $defaultLifetime, string $version, ?LoggerInterface $logger = null)
{
if (!class_exists(ApcuAdapter::class)) {
throw new \LogicException(sprintf('The Symfony Cache component must be installed to use "%s()".', __METHOD__));
}
if (!ApcuAdapter::isSupported()) {
return new NullAdapter();
}
$apcu = new ApcuAdapter($namespace, $defaultLifetime / 5, $version);
if ('cli' === \PHP_SAPI && !filter_var(\ini_get('apc.enable_cli'), \FILTER_VALIDATE_BOOLEAN)) {
$apcu->setLogger(new NullLogger());
} elseif (null !== $logger) {
$apcu->setLogger($logger);
}
return $apcu;
}
}