913 lines
38 KiB
PHP
913 lines
38 KiB
PHP
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\PropertyAccess;
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use Psr\Cache\CacheItemPoolInterface;
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use Psr\Log\LoggerInterface;
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use Psr\Log\NullLogger;
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use Symfony\Component\Cache\Adapter\AdapterInterface;
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use Symfony\Component\Cache\Adapter\ApcuAdapter;
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use Symfony\Component\Cache\Adapter\NullAdapter;
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use Symfony\Component\Inflector\Inflector;
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use Symfony\Component\PropertyAccess\Exception\AccessException;
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use Symfony\Component\PropertyAccess\Exception\InvalidArgumentException;
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use Symfony\Component\PropertyAccess\Exception\NoSuchIndexException;
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use Symfony\Component\PropertyAccess\Exception\NoSuchPropertyException;
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use Symfony\Component\PropertyAccess\Exception\UnexpectedTypeException;
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/**
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* Default implementation of {@link PropertyAccessorInterface}.
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*
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* @author Bernhard Schussek <bschussek@gmail.com>
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* @author Kévin Dunglas <dunglas@gmail.com>
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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class PropertyAccessor implements PropertyAccessorInterface
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{
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private const VALUE = 0;
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private const REF = 1;
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private const IS_REF_CHAINED = 2;
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private const ACCESS_HAS_PROPERTY = 0;
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private const ACCESS_TYPE = 1;
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private const ACCESS_NAME = 2;
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private const ACCESS_REF = 3;
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private const ACCESS_ADDER = 4;
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private const ACCESS_REMOVER = 5;
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private const ACCESS_TYPE_METHOD = 0;
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private const ACCESS_TYPE_PROPERTY = 1;
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private const ACCESS_TYPE_MAGIC = 2;
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private const ACCESS_TYPE_ADDER_AND_REMOVER = 3;
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private const ACCESS_TYPE_NOT_FOUND = 4;
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private const CACHE_PREFIX_READ = 'r';
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private const CACHE_PREFIX_WRITE = 'w';
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private const CACHE_PREFIX_PROPERTY_PATH = 'p';
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/**
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* @var bool
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*/
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private $magicCall;
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private $ignoreInvalidIndices;
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private $ignoreInvalidProperty;
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/**
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* @var CacheItemPoolInterface
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*/
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private $cacheItemPool;
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private $propertyPathCache = [];
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private $readPropertyCache = [];
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private $writePropertyCache = [];
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private const RESULT_PROTO = [self::VALUE => null];
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/**
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* Should not be used by application code. Use
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* {@link PropertyAccess::createPropertyAccessor()} instead.
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*/
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public function __construct(bool $magicCall = false, bool $throwExceptionOnInvalidIndex = false, CacheItemPoolInterface $cacheItemPool = null, bool $throwExceptionOnInvalidPropertyPath = true)
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{
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$this->magicCall = $magicCall;
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$this->ignoreInvalidIndices = !$throwExceptionOnInvalidIndex;
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$this->cacheItemPool = $cacheItemPool instanceof NullAdapter ? null : $cacheItemPool; // Replace the NullAdapter by the null value
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$this->ignoreInvalidProperty = !$throwExceptionOnInvalidPropertyPath;
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}
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/**
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* {@inheritdoc}
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*/
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public function getValue($objectOrArray, $propertyPath)
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{
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$zval = [
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self::VALUE => $objectOrArray,
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];
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if (\is_object($objectOrArray) && false === strpbrk((string) $propertyPath, '.[')) {
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return $this->readProperty($zval, $propertyPath, $this->ignoreInvalidProperty)[self::VALUE];
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}
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$propertyPath = $this->getPropertyPath($propertyPath);
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$propertyValues = $this->readPropertiesUntil($zval, $propertyPath, $propertyPath->getLength(), $this->ignoreInvalidIndices);
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return $propertyValues[\count($propertyValues) - 1][self::VALUE];
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}
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/**
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* {@inheritdoc}
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*/
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public function setValue(&$objectOrArray, $propertyPath, $value)
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{
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if (\is_object($objectOrArray) && false === strpbrk((string) $propertyPath, '.[')) {
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$zval = [
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self::VALUE => $objectOrArray,
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];
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try {
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$this->writeProperty($zval, $propertyPath, $value);
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return;
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} catch (\TypeError $e) {
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self::throwInvalidArgumentException($e->getMessage(), $e->getTrace(), 0, $propertyPath, $e);
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// It wasn't thrown in this class so rethrow it
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throw $e;
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}
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}
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$propertyPath = $this->getPropertyPath($propertyPath);
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$zval = [
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self::VALUE => $objectOrArray,
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self::REF => &$objectOrArray,
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];
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$propertyValues = $this->readPropertiesUntil($zval, $propertyPath, $propertyPath->getLength() - 1);
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$overwrite = true;
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try {
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for ($i = \count($propertyValues) - 1; 0 <= $i; --$i) {
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$zval = $propertyValues[$i];
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unset($propertyValues[$i]);
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// You only need set value for current element if:
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// 1. it's the parent of the last index element
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// OR
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// 2. its child is not passed by reference
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//
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// This may avoid uncessary value setting process for array elements.
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// For example:
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// '[a][b][c]' => 'old-value'
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// If you want to change its value to 'new-value',
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// you only need set value for '[a][b][c]' and it's safe to ignore '[a][b]' and '[a]'
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if ($overwrite) {
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$property = $propertyPath->getElement($i);
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if ($propertyPath->isIndex($i)) {
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if ($overwrite = !isset($zval[self::REF])) {
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$ref = &$zval[self::REF];
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$ref = $zval[self::VALUE];
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}
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$this->writeIndex($zval, $property, $value);
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if ($overwrite) {
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$zval[self::VALUE] = $zval[self::REF];
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}
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} else {
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$this->writeProperty($zval, $property, $value);
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}
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// if current element is an object
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// OR
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// if current element's reference chain is not broken - current element
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// as well as all its ancients in the property path are all passed by reference,
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// then there is no need to continue the value setting process
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if (\is_object($zval[self::VALUE]) || isset($zval[self::IS_REF_CHAINED])) {
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break;
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}
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}
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$value = $zval[self::VALUE];
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}
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} catch (\TypeError $e) {
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self::throwInvalidArgumentException($e->getMessage(), $e->getTrace(), 0, $propertyPath, $e);
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// It wasn't thrown in this class so rethrow it
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throw $e;
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}
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}
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private static function throwInvalidArgumentException(string $message, array $trace, int $i, string $propertyPath, \Throwable $previous = null): void
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{
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if (!isset($trace[$i]['file']) || __FILE__ !== $trace[$i]['file']) {
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return;
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}
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if (\PHP_VERSION_ID < 80000) {
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if (0 !== strpos($message, 'Argument ')) {
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return;
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}
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$pos = strpos($message, $delim = 'must be of the type ') ?: (strpos($message, $delim = 'must be an instance of ') ?: strpos($message, $delim = 'must implement interface '));
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$pos += \strlen($delim);
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$j = strpos($message, ',', $pos);
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$type = substr($message, 2 + $j, strpos($message, ' given', $j) - $j - 2);
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$message = substr($message, $pos, $j - $pos);
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throw new InvalidArgumentException(sprintf('Expected argument of type "%s", "%s" given at property path "%s".', $message, 'NULL' === $type ? 'null' : $type, $propertyPath), 0, $previous);
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}
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if (preg_match('/^\S+::\S+\(\): Argument #\d+ \(\$\S+\) must be of type (\S+), (\S+) given/', $message, $matches)) {
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[, $expectedType, $actualType] = $matches;
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throw new InvalidArgumentException(sprintf('Expected argument of type "%s", "%s" given at property path "%s".', $expectedType, 'NULL' === $actualType ? 'null' : $actualType, $propertyPath), 0, $previous);
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function isReadable($objectOrArray, $propertyPath)
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{
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if (!$propertyPath instanceof PropertyPathInterface) {
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$propertyPath = new PropertyPath($propertyPath);
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}
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try {
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$zval = [
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self::VALUE => $objectOrArray,
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];
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$this->readPropertiesUntil($zval, $propertyPath, $propertyPath->getLength(), $this->ignoreInvalidIndices);
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return true;
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} catch (AccessException $e) {
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return false;
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} catch (UnexpectedTypeException $e) {
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return false;
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function isWritable($objectOrArray, $propertyPath)
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{
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$propertyPath = $this->getPropertyPath($propertyPath);
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try {
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$zval = [
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self::VALUE => $objectOrArray,
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];
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$propertyValues = $this->readPropertiesUntil($zval, $propertyPath, $propertyPath->getLength() - 1);
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for ($i = \count($propertyValues) - 1; 0 <= $i; --$i) {
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$zval = $propertyValues[$i];
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unset($propertyValues[$i]);
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if ($propertyPath->isIndex($i)) {
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if (!$zval[self::VALUE] instanceof \ArrayAccess && !\is_array($zval[self::VALUE])) {
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return false;
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}
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} else {
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if (!$this->isPropertyWritable($zval[self::VALUE], $propertyPath->getElement($i))) {
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return false;
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}
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}
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if (\is_object($zval[self::VALUE])) {
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return true;
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}
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}
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return true;
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} catch (AccessException $e) {
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return false;
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} catch (UnexpectedTypeException $e) {
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return false;
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}
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}
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/**
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* Reads the path from an object up to a given path index.
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*
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* @throws UnexpectedTypeException if a value within the path is neither object nor array
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* @throws NoSuchIndexException If a non-existing index is accessed
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*/
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private function readPropertiesUntil(array $zval, PropertyPathInterface $propertyPath, int $lastIndex, bool $ignoreInvalidIndices = true): array
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{
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if (!\is_object($zval[self::VALUE]) && !\is_array($zval[self::VALUE])) {
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throw new UnexpectedTypeException($zval[self::VALUE], $propertyPath, 0);
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}
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// Add the root object to the list
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$propertyValues = [$zval];
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for ($i = 0; $i < $lastIndex; ++$i) {
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$property = $propertyPath->getElement($i);
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$isIndex = $propertyPath->isIndex($i);
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if ($isIndex) {
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// Create missing nested arrays on demand
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if (($zval[self::VALUE] instanceof \ArrayAccess && !$zval[self::VALUE]->offsetExists($property)) ||
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(\is_array($zval[self::VALUE]) && !isset($zval[self::VALUE][$property]) && !\array_key_exists($property, $zval[self::VALUE]))
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) {
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if (!$ignoreInvalidIndices) {
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if (!\is_array($zval[self::VALUE])) {
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if (!$zval[self::VALUE] instanceof \Traversable) {
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throw new NoSuchIndexException(sprintf('Cannot read index "%s" while trying to traverse path "%s".', $property, (string) $propertyPath));
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}
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$zval[self::VALUE] = iterator_to_array($zval[self::VALUE]);
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}
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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)));
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}
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if ($i + 1 < $propertyPath->getLength()) {
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if (isset($zval[self::REF])) {
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$zval[self::VALUE][$property] = [];
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$zval[self::REF] = $zval[self::VALUE];
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} else {
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$zval[self::VALUE] = [$property => []];
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}
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}
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}
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$zval = $this->readIndex($zval, $property);
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} else {
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$zval = $this->readProperty($zval, $property, $this->ignoreInvalidProperty);
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}
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// the final value of the path must not be validated
|
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if ($i + 1 < $propertyPath->getLength() && !\is_object($zval[self::VALUE]) && !\is_array($zval[self::VALUE])) {
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throw new UnexpectedTypeException($zval[self::VALUE], $propertyPath, $i + 1);
|
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}
|
||
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|
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if (isset($zval[self::REF]) && (0 === $i || isset($propertyValues[$i - 1][self::IS_REF_CHAINED]))) {
|
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// Set the IS_REF_CHAINED flag to true if:
|
||
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// current property is passed by reference and
|
||
|
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// it is the first element in the property path or
|
||
|
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// the IS_REF_CHAINED flag of its parent element is true
|
||
|
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// Basically, this flag is true only when the reference chain from the top element to current element is not broken
|
||
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$zval[self::IS_REF_CHAINED] = true;
|
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}
|
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$propertyValues[] = $zval;
|
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}
|
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return $propertyValues;
|
||
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}
|
||
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|
||
|
|
/**
|
||
|
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* 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.', $index, \get_class($zval[self::VALUE])));
|
||
|
|
}
|
||
|
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|
||
|
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$result = self::RESULT_PROTO;
|
||
|
|
|
||
|
|
if (isset($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 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];
|
||
|
|
$access = $this->getReadAccessInfo(\get_class($object), $property);
|
||
|
|
|
||
|
|
try {
|
||
|
|
if (self::ACCESS_TYPE_METHOD === $access[self::ACCESS_TYPE]) {
|
||
|
|
try {
|
||
|
|
$result[self::VALUE] = $object->{$access[self::ACCESS_NAME]}();
|
||
|
|
} catch (\TypeError $e) {
|
||
|
|
[$trace] = $e->getTrace();
|
||
|
|
|
||
|
|
// handle uninitialized properties in PHP >= 7
|
||
|
|
if (__FILE__ === $trace['file']
|
||
|
|
&& $access[self::ACCESS_NAME] === $trace['function']
|
||
|
|
&& $object instanceof $trace['class']
|
||
|
|
&& preg_match('/Return value (?:of .*::\w+\(\) )?must be of (?:the )?type (\w+), null returned$/', $e->getMessage(), $matches)
|
||
|
|
) {
|
||
|
|
throw new AccessException(sprintf('The method "%s::%s()" returned "null", but expected type "%3$s". Did you forget to initialize a property or to make the return type nullable using "?%3$s"?', false === strpos(\get_class($object), "@anonymous\0") ? \get_class($object) : (get_parent_class($object) ?: 'class').'@anonymous', $access[self::ACCESS_NAME], $matches[1]), 0, $e);
|
||
|
|
}
|
||
|
|
|
||
|
|
throw $e;
|
||
|
|
}
|
||
|
|
} elseif (self::ACCESS_TYPE_PROPERTY === $access[self::ACCESS_TYPE]) {
|
||
|
|
$result[self::VALUE] = $object->{$access[self::ACCESS_NAME]};
|
||
|
|
|
||
|
|
if ($access[self::ACCESS_REF] && isset($zval[self::REF])) {
|
||
|
|
$result[self::REF] = &$object->{$access[self::ACCESS_NAME]};
|
||
|
|
}
|
||
|
|
} elseif (!$access[self::ACCESS_HAS_PROPERTY] && property_exists($object, $property)) {
|
||
|
|
// Needed to support \stdClass instances. We need to explicitly
|
||
|
|
// exclude $access[self::ACCESS_HAS_PROPERTY], otherwise if
|
||
|
|
// a *protected* property was found on the class, property_exists()
|
||
|
|
// returns true, consequently the following line will result in a
|
||
|
|
// fatal error.
|
||
|
|
|
||
|
|
$result[self::VALUE] = $object->$property;
|
||
|
|
if (isset($zval[self::REF])) {
|
||
|
|
$result[self::REF] = &$object->$property;
|
||
|
|
}
|
||
|
|
} elseif (self::ACCESS_TYPE_MAGIC === $access[self::ACCESS_TYPE]) {
|
||
|
|
// we call the getter and hope the __call do the job
|
||
|
|
$result[self::VALUE] = $object->{$access[self::ACCESS_NAME]}();
|
||
|
|
} elseif (!$ignoreInvalidProperty) {
|
||
|
|
throw new NoSuchPropertyException($access[self::ACCESS_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)) {
|
||
|
|
$r = new \ReflectionProperty($matches[1], $matches[2]);
|
||
|
|
$type = ($type = $r->getType()) instanceof \ReflectionNamedType ? $type->getName() : (string) $type;
|
||
|
|
|
||
|
|
throw new AccessException(sprintf('The property "%s::$%s" is not readable because it is typed "%s". You should initialize it or declare a default value instead.', $r->getDeclaringClass()->getName(), $r->getName(), $type), 0, $e);
|
||
|
|
}
|
||
|
|
|
||
|
|
throw $e;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Objects are always passed around by reference
|
||
|
|
if (isset($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 getReadAccessInfo(string $class, string $property): array
|
||
|
|
{
|
||
|
|
$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();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
$access = [];
|
||
|
|
|
||
|
|
$reflClass = new \ReflectionClass($class);
|
||
|
|
$access[self::ACCESS_HAS_PROPERTY] = $reflClass->hasProperty($property);
|
||
|
|
$camelProp = $this->camelize($property);
|
||
|
|
$getter = 'get'.$camelProp;
|
||
|
|
$getsetter = lcfirst($camelProp); // jQuery style, e.g. read: last(), write: last($item)
|
||
|
|
$isser = 'is'.$camelProp;
|
||
|
|
$hasser = 'has'.$camelProp;
|
||
|
|
$canAccessor = 'can'.$camelProp;
|
||
|
|
|
||
|
|
if ($reflClass->hasMethod($getter) && $reflClass->getMethod($getter)->isPublic()) {
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_METHOD;
|
||
|
|
$access[self::ACCESS_NAME] = $getter;
|
||
|
|
} elseif ($reflClass->hasMethod($getsetter) && $reflClass->getMethod($getsetter)->isPublic()) {
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_METHOD;
|
||
|
|
$access[self::ACCESS_NAME] = $getsetter;
|
||
|
|
} elseif ($reflClass->hasMethod($isser) && $reflClass->getMethod($isser)->isPublic()) {
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_METHOD;
|
||
|
|
$access[self::ACCESS_NAME] = $isser;
|
||
|
|
} elseif ($reflClass->hasMethod($hasser) && $reflClass->getMethod($hasser)->isPublic()) {
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_METHOD;
|
||
|
|
$access[self::ACCESS_NAME] = $hasser;
|
||
|
|
} elseif ($reflClass->hasMethod($canAccessor) && $reflClass->getMethod($canAccessor)->isPublic()) {
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_METHOD;
|
||
|
|
$access[self::ACCESS_NAME] = $canAccessor;
|
||
|
|
} elseif ($reflClass->hasMethod('__get') && $reflClass->getMethod('__get')->isPublic()) {
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_PROPERTY;
|
||
|
|
$access[self::ACCESS_NAME] = $property;
|
||
|
|
$access[self::ACCESS_REF] = false;
|
||
|
|
} elseif ($access[self::ACCESS_HAS_PROPERTY] && $reflClass->getProperty($property)->isPublic()) {
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_PROPERTY;
|
||
|
|
$access[self::ACCESS_NAME] = $property;
|
||
|
|
$access[self::ACCESS_REF] = true;
|
||
|
|
} elseif ($this->magicCall && $reflClass->hasMethod('__call') && $reflClass->getMethod('__call')->isPublic()) {
|
||
|
|
// we call the getter and hope the __call do the job
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_MAGIC;
|
||
|
|
$access[self::ACCESS_NAME] = $getter;
|
||
|
|
} else {
|
||
|
|
$methods = [$getter, $getsetter, $isser, $hasser, '__get'];
|
||
|
|
if ($this->magicCall) {
|
||
|
|
$methods[] = '__call';
|
||
|
|
}
|
||
|
|
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_NOT_FOUND;
|
||
|
|
$access[self::ACCESS_NAME] = sprintf(
|
||
|
|
'Neither the property "%s" nor one of the methods "%s()" '.
|
||
|
|
'exist and have public access in class "%s".',
|
||
|
|
$property,
|
||
|
|
implode('()", "', $methods),
|
||
|
|
$reflClass->name
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (isset($item)) {
|
||
|
|
$this->cacheItemPool->save($item->set($access));
|
||
|
|
}
|
||
|
|
|
||
|
|
return $this->readPropertyCache[$key] = $access;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 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.', $index, \get_class($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];
|
||
|
|
$access = $this->getWriteAccessInfo(\get_class($object), $property, $value);
|
||
|
|
|
||
|
|
if (self::ACCESS_TYPE_METHOD === $access[self::ACCESS_TYPE]) {
|
||
|
|
$object->{$access[self::ACCESS_NAME]}($value);
|
||
|
|
} elseif (self::ACCESS_TYPE_PROPERTY === $access[self::ACCESS_TYPE]) {
|
||
|
|
$object->{$access[self::ACCESS_NAME]} = $value;
|
||
|
|
} elseif (self::ACCESS_TYPE_ADDER_AND_REMOVER === $access[self::ACCESS_TYPE]) {
|
||
|
|
$this->writeCollection($zval, $property, $value, $access[self::ACCESS_ADDER], $access[self::ACCESS_REMOVER]);
|
||
|
|
} elseif (!$access[self::ACCESS_HAS_PROPERTY] && property_exists($object, $property)) {
|
||
|
|
// Needed to support \stdClass instances. We need to explicitly
|
||
|
|
// exclude $access[self::ACCESS_HAS_PROPERTY], otherwise if
|
||
|
|
// a *protected* property was found on the class, property_exists()
|
||
|
|
// returns true, consequently the following line will result in a
|
||
|
|
// fatal error.
|
||
|
|
|
||
|
|
$object->$property = $value;
|
||
|
|
} elseif (self::ACCESS_TYPE_MAGIC === $access[self::ACCESS_TYPE]) {
|
||
|
|
$object->{$access[self::ACCESS_NAME]}($value);
|
||
|
|
} elseif (self::ACCESS_TYPE_NOT_FOUND === $access[self::ACCESS_TYPE]) {
|
||
|
|
throw new NoSuchPropertyException(sprintf('Could not determine access type for property "%s" in class "%s"%s.', $property, \get_class($object), isset($access[self::ACCESS_NAME]) ? ': '.$access[self::ACCESS_NAME] : '.'));
|
||
|
|
} else {
|
||
|
|
throw new NoSuchPropertyException($access[self::ACCESS_NAME]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Adjusts a collection-valued property by calling add*() and remove*() methods.
|
||
|
|
*/
|
||
|
|
private function writeCollection(array $zval, string $property, iterable $collection, string $addMethod, string $removeMethod)
|
||
|
|
{
|
||
|
|
// At this point the add and remove methods have been found
|
||
|
|
$previousValue = $this->readProperty($zval, $property);
|
||
|
|
$previousValue = $previousValue[self::VALUE];
|
||
|
|
|
||
|
|
if ($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]);
|
||
|
|
$zval[self::VALUE]->{$removeMethod}($item);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
$previousValue = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach ($collection as $item) {
|
||
|
|
if (!$previousValue || !\in_array($item, $previousValue, true)) {
|
||
|
|
$zval[self::VALUE]->{$addMethod}($item);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Guesses how to write the property value.
|
||
|
|
*
|
||
|
|
* @param mixed $value
|
||
|
|
*/
|
||
|
|
private function getWriteAccessInfo(string $class, string $property, $value): array
|
||
|
|
{
|
||
|
|
$useAdderAndRemover = \is_array($value) || $value instanceof \Traversable;
|
||
|
|
$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();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
$access = [];
|
||
|
|
|
||
|
|
$reflClass = new \ReflectionClass($class);
|
||
|
|
$access[self::ACCESS_HAS_PROPERTY] = $reflClass->hasProperty($property);
|
||
|
|
$camelized = $this->camelize($property);
|
||
|
|
$singulars = (array) Inflector::singularize($camelized);
|
||
|
|
$errors = [];
|
||
|
|
|
||
|
|
if ($useAdderAndRemover) {
|
||
|
|
foreach ($this->findAdderAndRemover($reflClass, $singulars) as $methods) {
|
||
|
|
if (3 === \count($methods)) {
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_ADDER_AND_REMOVER;
|
||
|
|
$access[self::ACCESS_ADDER] = $methods[self::ACCESS_ADDER];
|
||
|
|
$access[self::ACCESS_REMOVER] = $methods[self::ACCESS_REMOVER];
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (isset($methods[self::ACCESS_ADDER])) {
|
||
|
|
$errors[] = sprintf('The add method "%s" in class "%s" was found, but the corresponding remove method "%s" was not found', $methods['methods'][self::ACCESS_ADDER], $reflClass->name, $methods['methods'][self::ACCESS_REMOVER]);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (isset($methods[self::ACCESS_REMOVER])) {
|
||
|
|
$errors[] = sprintf('The remove method "%s" in class "%s" was found, but the corresponding add method "%s" was not found', $methods['methods'][self::ACCESS_REMOVER], $reflClass->name, $methods['methods'][self::ACCESS_ADDER]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!isset($access[self::ACCESS_TYPE])) {
|
||
|
|
$setter = 'set'.$camelized;
|
||
|
|
$getsetter = lcfirst($camelized); // jQuery style, e.g. read: last(), write: last($item)
|
||
|
|
|
||
|
|
if ($this->isMethodAccessible($reflClass, $setter, 1)) {
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_METHOD;
|
||
|
|
$access[self::ACCESS_NAME] = $setter;
|
||
|
|
} elseif ($this->isMethodAccessible($reflClass, $getsetter, 1)) {
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_METHOD;
|
||
|
|
$access[self::ACCESS_NAME] = $getsetter;
|
||
|
|
} elseif ($this->isMethodAccessible($reflClass, '__set', 2)) {
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_PROPERTY;
|
||
|
|
$access[self::ACCESS_NAME] = $property;
|
||
|
|
} elseif ($access[self::ACCESS_HAS_PROPERTY] && $reflClass->getProperty($property)->isPublic()) {
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_PROPERTY;
|
||
|
|
$access[self::ACCESS_NAME] = $property;
|
||
|
|
} elseif ($this->magicCall && $this->isMethodAccessible($reflClass, '__call', 2)) {
|
||
|
|
// we call the getter and hope the __call do the job
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_MAGIC;
|
||
|
|
$access[self::ACCESS_NAME] = $setter;
|
||
|
|
} else {
|
||
|
|
foreach ($this->findAdderAndRemover($reflClass, $singulars) as $methods) {
|
||
|
|
if (3 === \count($methods)) {
|
||
|
|
$errors[] = sprintf(
|
||
|
|
'The property "%s" in class "%s" can be defined with the methods "%s()" but '.
|
||
|
|
'the new value must be an array or an instance of \Traversable, '.
|
||
|
|
'"%s" given.',
|
||
|
|
$property,
|
||
|
|
$reflClass->name,
|
||
|
|
implode('()", "', [$methods[self::ACCESS_ADDER], $methods[self::ACCESS_REMOVER]]),
|
||
|
|
\is_object($value) ? \get_class($value) : \gettype($value)
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!isset($access[self::ACCESS_NAME])) {
|
||
|
|
$access[self::ACCESS_TYPE] = self::ACCESS_TYPE_NOT_FOUND;
|
||
|
|
|
||
|
|
$triedMethods = [
|
||
|
|
$setter => 1,
|
||
|
|
$getsetter => 1,
|
||
|
|
'__set' => 2,
|
||
|
|
'__call' => 2,
|
||
|
|
];
|
||
|
|
|
||
|
|
foreach ($singulars as $singular) {
|
||
|
|
$triedMethods['add'.$singular] = 1;
|
||
|
|
$triedMethods['remove'.$singular] = 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach ($triedMethods as $methodName => $parameters) {
|
||
|
|
if (!$reflClass->hasMethod($methodName)) {
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
$method = $reflClass->getMethod($methodName);
|
||
|
|
|
||
|
|
if (!$method->isPublic()) {
|
||
|
|
$errors[] = sprintf('The method "%s" in class "%s" was found but does not have public access', $methodName, $reflClass->name);
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($method->getNumberOfRequiredParameters() > $parameters || $method->getNumberOfParameters() < $parameters) {
|
||
|
|
$errors[] = sprintf('The method "%s" in class "%s" requires %d arguments, but should accept only %d', $methodName, $reflClass->name, $method->getNumberOfRequiredParameters(), $parameters);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (\count($errors)) {
|
||
|
|
$access[self::ACCESS_NAME] = implode('. ', $errors).'.';
|
||
|
|
} else {
|
||
|
|
$access[self::ACCESS_NAME] = sprintf(
|
||
|
|
'Neither the property "%s" nor one of the methods %s"%s()", "%s()", '.
|
||
|
|
'"__set()" or "__call()" exist and have public access in class "%s".',
|
||
|
|
$property,
|
||
|
|
implode('', array_map(function ($singular) {
|
||
|
|
return '"add'.$singular.'()"/"remove'.$singular.'()", ';
|
||
|
|
}, $singulars)),
|
||
|
|
$setter,
|
||
|
|
$getsetter,
|
||
|
|
$reflClass->name
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (isset($item)) {
|
||
|
|
$this->cacheItemPool->save($item->set($access));
|
||
|
|
}
|
||
|
|
|
||
|
|
return $this->writePropertyCache[$key] = $access;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns whether a property is writable in the given object.
|
||
|
|
*
|
||
|
|
* @param object $object The object to write to
|
||
|
|
*/
|
||
|
|
private function isPropertyWritable($object, string $property): bool
|
||
|
|
{
|
||
|
|
if (!\is_object($object)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
$access = $this->getWriteAccessInfo(\get_class($object), $property, []);
|
||
|
|
|
||
|
|
$isWritable = self::ACCESS_TYPE_METHOD === $access[self::ACCESS_TYPE]
|
||
|
|
|| self::ACCESS_TYPE_PROPERTY === $access[self::ACCESS_TYPE]
|
||
|
|
|| self::ACCESS_TYPE_ADDER_AND_REMOVER === $access[self::ACCESS_TYPE]
|
||
|
|
|| (!$access[self::ACCESS_HAS_PROPERTY] && property_exists($object, $property))
|
||
|
|
|| self::ACCESS_TYPE_MAGIC === $access[self::ACCESS_TYPE];
|
||
|
|
|
||
|
|
if ($isWritable) {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
$access = $this->getWriteAccessInfo(\get_class($object), $property, '');
|
||
|
|
|
||
|
|
return self::ACCESS_TYPE_METHOD === $access[self::ACCESS_TYPE]
|
||
|
|
|| self::ACCESS_TYPE_PROPERTY === $access[self::ACCESS_TYPE]
|
||
|
|
|| self::ACCESS_TYPE_ADDER_AND_REMOVER === $access[self::ACCESS_TYPE]
|
||
|
|
|| (!$access[self::ACCESS_HAS_PROPERTY] && property_exists($object, $property))
|
||
|
|
|| self::ACCESS_TYPE_MAGIC === $access[self::ACCESS_TYPE];
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Camelizes a given string.
|
||
|
|
*/
|
||
|
|
private function camelize(string $string): string
|
||
|
|
{
|
||
|
|
return str_replace(' ', '', ucwords(str_replace('_', ' ', $string)));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Searches for add and remove methods.
|
||
|
|
*/
|
||
|
|
private function findAdderAndRemover(\ReflectionClass $reflClass, array $singulars): iterable
|
||
|
|
{
|
||
|
|
foreach ($singulars as $singular) {
|
||
|
|
$addMethod = 'add'.$singular;
|
||
|
|
$removeMethod = 'remove'.$singular;
|
||
|
|
$result = ['methods' => [self::ACCESS_ADDER => $addMethod, self::ACCESS_REMOVER => $removeMethod]];
|
||
|
|
|
||
|
|
$addMethodFound = $this->isMethodAccessible($reflClass, $addMethod, 1);
|
||
|
|
|
||
|
|
if ($addMethodFound) {
|
||
|
|
$result[self::ACCESS_ADDER] = $addMethod;
|
||
|
|
}
|
||
|
|
|
||
|
|
$removeMethodFound = $this->isMethodAccessible($reflClass, $removeMethod, 1);
|
||
|
|
|
||
|
|
if ($removeMethodFound) {
|
||
|
|
$result[self::ACCESS_REMOVER] = $removeMethod;
|
||
|
|
}
|
||
|
|
|
||
|
|
yield $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns whether a method is public and has the number of required parameters.
|
||
|
|
*/
|
||
|
|
private function isMethodAccessible(\ReflectionClass $class, string $methodName, int $parameters): bool
|
||
|
|
{
|
||
|
|
if ($class->hasMethod($methodName)) {
|
||
|
|
$method = $class->getMethod($methodName);
|
||
|
|
|
||
|
|
if ($method->isPublic()
|
||
|
|
&& $method->getNumberOfRequiredParameters() <= $parameters
|
||
|
|
&& $method->getNumberOfParameters() >= $parameters) {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 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.
|
||
|
|
*
|
||
|
|
* @param string $namespace
|
||
|
|
* @param int $defaultLifetime
|
||
|
|
* @param string $version
|
||
|
|
*
|
||
|
|
* @return AdapterInterface
|
||
|
|
*
|
||
|
|
* @throws \LogicException When the Cache Component isn't available
|
||
|
|
*/
|
||
|
|
public static function createCache($namespace, $defaultLifetime, $version, LoggerInterface $logger = null)
|
||
|
|
{
|
||
|
|
if (null === $defaultLifetime) {
|
||
|
|
@trigger_error(sprintf('Passing null as "$defaultLifetime" 2nd argument of the "%s()" method is deprecated since Symfony 4.4, pass 0 instead.', __METHOD__), \E_USER_DEPRECATED);
|
||
|
|
}
|
||
|
|
|
||
|
|
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;
|
||
|
|
}
|
||
|
|
}
|