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97 lines
2.6 KiB
97 lines
2.6 KiB
<?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\Config\Resource; |
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/** |
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* DirectoryResource represents a resources stored in a subdirectory tree. |
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* |
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* @author Fabien Potencier <fabien@symfony.com> |
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* |
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* @final |
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*/ |
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class DirectoryResource implements SelfCheckingResourceInterface |
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{ |
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private $resource; |
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private $pattern; |
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/** |
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* @param string $resource The file path to the resource |
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* @param string|null $pattern A pattern to restrict monitored files |
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* |
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* @throws \InvalidArgumentException |
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*/ |
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public function __construct(string $resource, string $pattern = null) |
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{ |
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$this->resource = realpath($resource) ?: (file_exists($resource) ? $resource : false); |
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$this->pattern = $pattern; |
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if (false === $this->resource || !is_dir($this->resource)) { |
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throw new \InvalidArgumentException(sprintf('The directory "%s" does not exist.', $resource)); |
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} |
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} |
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public function __toString(): string |
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{ |
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return md5(serialize([$this->resource, $this->pattern])); |
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} |
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public function getResource(): string |
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{ |
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return $this->resource; |
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} |
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public function getPattern(): ?string |
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{ |
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return $this->pattern; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function isFresh(int $timestamp): bool |
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{ |
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if (!is_dir($this->resource)) { |
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return false; |
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} |
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if ($timestamp < filemtime($this->resource)) { |
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return false; |
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} |
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foreach (new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($this->resource), \RecursiveIteratorIterator::SELF_FIRST) as $file) { |
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// if regex filtering is enabled only check matching files |
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if ($this->pattern && $file->isFile() && !preg_match($this->pattern, $file->getBasename())) { |
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continue; |
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} |
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// always monitor directories for changes, except the .. entries |
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// (otherwise deleted files wouldn't get detected) |
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if ($file->isDir() && str_ends_with($file, '/..')) { |
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continue; |
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} |
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// for broken links |
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try { |
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$fileMTime = $file->getMTime(); |
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} catch (\RuntimeException $e) { |
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continue; |
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} |
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// early return if a file's mtime exceeds the passed timestamp |
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if ($timestamp < $fileMTime) { |
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return false; |
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} |
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} |
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return true; |
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} |
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}
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