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✏️ Editing: ReflectionClassResource.php

<?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 WPToolkitDependenciesIsolationPrefix\Symfony\Component\Config\Resource;

use WPToolkitDependenciesIsolationPrefix\Symfony\Component\EventDispatcher\EventSubscriberInterface;
use WPToolkitDependenciesIsolationPrefix\Symfony\Component\Messenger\Handler\MessageSubscriberInterface;
use WPToolkitDependenciesIsolationPrefix\Symfony\Contracts\Service\ServiceSubscriberInterface;
/**
 * @author Nicolas Grekas <p@tchwork.com>
 *
 * @final
 */
class ReflectionClassResource implements SelfCheckingResourceInterface
{
    private array $files = [];
    private string $className;
    private \ReflectionClass $classReflector;
    private array $excludedVendors = [];
    private string $hash;
    public function __construct(\ReflectionClass $classReflector, array $excludedVendors = [])
    {
        $this->className = $classReflector->name;
        $this->classReflector = $classReflector;
        $this->excludedVendors = $excludedVendors;
    }
    public function isFresh(int $timestamp) : bool
    {
        if (!isset($this->hash)) {
            $this->hash = $this->computeHash();
            $this->loadFiles($this->classReflector);
        }
        foreach ($this->files as $file => $v) {
            if (\false === ($filemtime = @\filemtime($file))) {
                return \false;
            }
            if ($filemtime > $timestamp) {
                return $this->hash === $this->computeHash();
            }
        }
        return \true;
    }
    public function __toString() : string
    {
        return 'reflection.' . $this->className;
    }
    public function __serialize() : array
    {
        if (!isset($this->hash)) {
            $this->hash = $this->computeHash();
            $this->loadFiles($this->classReflector);
        }
        return ['files' => $this->files, 'className' => $this->className, 'excludedVendors' => $this->excludedVendors, 'hash' => $this->hash];
    }
    private function loadFiles(\ReflectionClass $class) : void
    {
        foreach ($class->getInterfaces() as $v) {
            $this->loadFiles($v);
        }
        do {
            $file = $class->getFileName();
            if (\false !== $file && \is_file($file)) {
                foreach ($this->excludedVendors as $vendor) {
                    if (\str_starts_with($file, $vendor) && \false !== \strpbrk(\substr($file, \strlen($vendor), 1), '/' . \DIRECTORY_SEPARATOR)) {
                        $file = \false;
                        break;
                    }
                }
                if ($file) {
                    $this->files[$file] = null;
                }
            }
            foreach ($class->getTraits() as $v) {
                $this->loadFiles($v);
            }
        } while ($class = $class->getParentClass());
    }
    private function computeHash() : string
    {
        try {
            $this->classReflector ??= new \ReflectionClass($this->className);
        } catch (\ReflectionException) {
            // the class does not exist anymore
            return \false;
        }
        $hash = \hash_init('xxh128');
        foreach ($this->generateSignature($this->classReflector) as $info) {
            \hash_update($hash, $info);
        }
        return \hash_final($hash);
    }
    private function generateSignature(\ReflectionClass $class) : iterable
    {
        $attributes = [];
        foreach ($class->getAttributes() as $a) {
            $attributes[] = [$a->getName(), (string) $a];
        }
        (yield \print_r($attributes, \true));
        $attributes = [];
        (yield $class->getDocComment() ?: '');
        (yield (int) $class->isFinal());
        (yield (int) $class->isAbstract());
        if ($class->isTrait()) {
            (yield \print_r(\class_uses($class->name), \true));
        } else {
            (yield \print_r(\class_parents($class->name), \true));
            (yield \print_r(\class_implements($class->name), \true));
            (yield \print_r($class->getConstants(), \true));
        }
        foreach ($class->getReflectionConstants() as $constant) {
            foreach ($constant->getAttributes() as $a) {
                $attributes[] = [$a->getName(), (string) $a];
            }
            (yield $constant->name . \print_r($attributes, \true));
            $attributes = [];
        }
        if (!$class->isInterface()) {
            $defaults = $class->getDefaultProperties();
            foreach ($class->getProperties(\ReflectionProperty::IS_PUBLIC | \ReflectionProperty::IS_PROTECTED) as $p) {
                foreach ($p->getAttributes() as $a) {
                    $attributes[] = [$a->getName(), (string) $a];
                }
                (yield \print_r($attributes, \true));
                $attributes = [];
                (yield $p->getDocComment() ?: '');
                (yield $p->isDefault() ? '<default>' : '');
                (yield $p->isPublic() ? 'public' : 'protected');
                (yield $p->isStatic() ? 'static' : '');
                (yield '$' . $p->name);
                (yield \print_r(isset($defaults[$p->name]) && !\is_object($defaults[$p->name]) ? $defaults[$p->name] : null, \true));
            }
        }
        foreach ($class->getMethods(\ReflectionMethod::IS_PUBLIC | \ReflectionMethod::IS_PROTECTED) as $m) {
            foreach ($m->getAttributes() as $a) {
                $attributes[] = [$a->getName(), (string) $a];
            }
            (yield \print_r($attributes, \true));
            $attributes = [];
            $defaults = [];
            foreach ($m->getParameters() as $p) {
                foreach ($p->getAttributes() as $a) {
                    $attributes[] = [$a->getName(), (string) $a];
                }
                (yield \print_r($attributes, \true));
                $attributes = [];
                if (!$p->isDefaultValueAvailable()) {
                    $defaults[$p->name] = null;
                    continue;
                }
                $defaults[$p->name] = (string) $p;
            }
            (yield \preg_replace('/^  @@.*/m', '', $m));
            (yield \print_r($defaults, \true));
        }
        if ($class->isAbstract() || $class->isInterface() || $class->isTrait()) {
            return;
        }
        if (\interface_exists(EventSubscriberInterface::class, \false) && $class->isSubclassOf(EventSubscriberInterface::class)) {
            (yield EventSubscriberInterface::class);
            (yield \print_r($class->name::getSubscribedEvents(), \true));
        }
        if (\interface_exists(MessageSubscriberInterface::class, \false) && $class->isSubclassOf(MessageSubscriberInterface::class)) {
            (yield MessageSubscriberInterface::class);
            foreach ($class->name::getHandledMessages() as $key => $value) {
                (yield $key . \print_r($value, \true));
            }
        }
        if (\interface_exists(ServiceSubscriberInterface::class, \false) && $class->isSubclassOf(ServiceSubscriberInterface::class)) {
            (yield ServiceSubscriberInterface::class);
            (yield \print_r($class->name::getSubscribedServices(), \true));
        }
    }
}

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