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<?php |
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/** |
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* This file is part of Railt package. |
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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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declare(strict_types=1); |
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namespace Railt\SDL; |
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use Phplrt\Source\File; |
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use Psr\SimpleCache\CacheInterface; |
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use Phplrt\Contracts\Source\FileInterface; |
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use Cache\Adapter\PHPArray\ArrayCachePool; |
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use Phplrt\Contracts\Parser\ParserInterface; |
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use Railt\SDL\Frontend\Parser as ParserRuntime; |
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use Psr\SimpleCache\InvalidArgumentException; |
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use Phplrt\Contracts\Source\ReadableInterface; |
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use Phplrt\Source\Exception\NotAccessibleException; |
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/** |
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* Class Frontend |
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*/ |
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class Frontend implements ParserInterface |
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{ |
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/** |
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* @var ParserInterface|ParserRuntime |
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*/ |
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private ParserInterface $parser; |
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/** |
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* @var CacheInterface|null |
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*/ |
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private CacheInterface $cache; |
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/** |
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* Parser constructor. |
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* |
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* @param CacheInterface|null $cache |
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*/ |
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public function __construct(CacheInterface $cache = null) |
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{ |
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$this->parser = new ParserRuntime(); |
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$this->cache = $cache ?? new ArrayCachePool(); |
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} |
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/** |
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* {@inheritDoc} |
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* @throws NotAccessibleException |
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* @throws \RuntimeException |
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* @throws \Throwable |
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* @throws InvalidArgumentException |
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*/ |
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public function parse($source): iterable |
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{ |
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$hash = $this->hash($source = File::new($source)); |
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if (! $this->cache->has($hash)) { |
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$this->cache->set($hash, $this->parser->parse($source)); |
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} |
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return $this->cache->get($hash); |
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} |
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/** |
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* @param ReadableInterface $source |
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* @return string |
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*/ |
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private function hash(ReadableInterface $source): string |
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{ |
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if ($source instanceof FileInterface) { |
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return \md5_file($source->getPathname()); |
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} |
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return \md5($source->getContents()); |
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} |
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} |
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railt /
sdl
