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<?php
declare (strict_types=1);
namespace Rector\Caching\Config;
use Rector\Core\Exception\ShouldNotHappenException;
use RectorPrefix202209\Symfony\Component\Config\FileLocator;
use RectorPrefix202209\Symfony\Component\Config\Loader\LoaderInterface;
use RectorPrefix202209\Symfony\Component\Config\Loader\LoaderResolver;
use RectorPrefix202209\Symfony\Component\DependencyInjection\ContainerBuilder;
use RectorPrefix202209\Symfony\Component\DependencyInjection\Loader\GlobFileLoader;
use RectorPrefix202209\Symfony\Component\DependencyInjection\Loader\PhpFileLoader;
/**
* Inspired by https://github.com/symplify/easy-coding-standard/blob/e598ab54686e416788f28fcfe007fd08e0f371d9/packages/changed-files-detector/src/FileHashComputer.php
*/
final class FileHashComputer
{
public function compute(string $filePath) : string
{
$this->ensureIsPhp($filePath);
$containerBuilder = new ContainerBuilder();
$fileLoader = $this->createFileLoader($filePath, $containerBuilder);
$fileLoader->load($filePath);
$parameterBag = $containerBuilder->getParameterBag();
return $this->arrayToHash($containerBuilder->getDefinitions()) . $this->arrayToHash($parameterBag->all());
}
private function ensureIsPhp(string $filePath) : void
{
$fileExtension = \pathinfo($filePath, \PATHINFO_EXTENSION);
if ($fileExtension === 'php') {
return;
}
throw new ShouldNotHappenException(\sprintf(
// getRealPath() cannot be used, as it breaks in phar
'Provide only PHP file, ready for Symfony Dependency Injection. "%s" given',
$filePath
));
}
private function createFileLoader(string $filePath, ContainerBuilder $containerBuilder) : LoaderInterface
{
$fileLocator = new FileLocator([$filePath]);
$fileLoaders = [new GlobFileLoader($containerBuilder, $fileLocator), new PhpFileLoader($containerBuilder, $fileLocator)];
$loaderResolver = new LoaderResolver($fileLoaders);
$loader = $loaderResolver->resolve($filePath);
if ($loader === \false) {
throw new ShouldNotHappenException();
}
return $loader;
}
/**
* @param mixed[] $array
*/
private function arrayToHash(array $array) : string
{
$serializedArray = \serialize($array);
return \md5($serializedArray);
}
}
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