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<?php |
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declare(strict_types=1); |
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namespace Stadly\FileWaiter\Adapter; |
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use Psr\Http\Message\StreamFactoryInterface; |
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use Psr\Http\Message\StreamInterface; |
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use RuntimeException; |
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use Stadly\FileWaiter\Adapter; |
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use Stadly\FileWaiter\Exception\FileCouldNotBeFound; |
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use Stadly\FileWaiter\Exception\StreamCouldNotBeOpened; |
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use Stadly\Http\Header\Value\Date; |
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use Stadly\Http\Header\Value\EntityTag\EntityTag; |
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use Stadly\Http\Header\Value\MediaType\MediaType; |
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/** |
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* Adapter for handling files stored in the local file system. |
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*/ |
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final class Local implements Adapter |
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{ |
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/** |
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* @var string Path to the file in the local file system. |
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*/ |
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private $filePath; |
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/** |
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* @var StreamFactoryInterface Factory for creating streams. |
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*/ |
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private $streamFactory; |
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/** |
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* Constructor. |
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* |
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* @param string $filePath Path to the file in the local file system. |
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* @param StreamFactoryInterface $streamFactory Factory for creating streams. |
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* @throws FileCouldNotBeFound If the file does not exist. |
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*/ |
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public function __construct(string $filePath, StreamFactoryInterface $streamFactory) |
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{ |
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if (!is_file($filePath)) { |
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throw new FileCouldNotBeFound($filePath); |
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} |
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$this->filePath = $filePath; |
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$this->streamFactory = $streamFactory; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getFileStream(): StreamInterface |
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{ |
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try { |
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return $this->streamFactory->createStreamFromFile($this->filePath); |
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} catch (RuntimeException $exception) { |
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throw new StreamCouldNotBeOpened($this->filePath, $exception); |
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} |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getFileName(): string |
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{ |
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return basename($this->filePath); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getFileSize(): ?int |
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{ |
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// phpcs:disable Generic.PHP.NoSilencedErrors.Discouraged |
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$fileSize = @filesize($this->filePath); |
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// phpcs:enable |
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if ($fileSize === false) { |
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return null; |
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} |
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return $fileSize; |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getMediaType(): ?MediaType |
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{ |
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// phpcs:disable Generic.PHP.NoSilencedErrors.Discouraged |
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$mediaTypeString = @mime_content_type($this->filePath); |
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// phpcs:enable |
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if ($mediaTypeString === false || $mediaTypeString === 'directory') { |
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return null; |
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} |
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return MediaType::fromString($mediaTypeString); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getLastModifiedDate(): ?Date |
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{ |
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// phpcs:disable Generic.PHP.NoSilencedErrors.Discouraged |
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$timestamp = @filemtime($this->filePath); |
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// phpcs:enable |
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if ($timestamp === false) { |
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return null; |
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} |
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return Date::fromTimestamp($timestamp); |
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} |
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/** |
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* @inheritdoc |
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*/ |
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public function getEntityTag(): ?EntityTag |
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{ |
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// phpcs:disable Generic.PHP.NoSilencedErrors.Discouraged |
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$entityTagString = @md5_file($this->filePath); |
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// phpcs:enable |
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if ($entityTagString === false) { |
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return null; |
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} |
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return new EntityTag($entityTagString); |
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} |
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} |
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Stadly /
FileWaiter
