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<?php |
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namespace Liip\ImagineBundle\Binary\Loader; |
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use Liip\ImagineBundle\Exception\InvalidArgumentException; |
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use Liip\ImagineBundle\Model\FileBinary; |
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use Symfony\Component\HttpFoundation\File\MimeType\ExtensionGuesserInterface; |
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use Symfony\Component\HttpFoundation\File\MimeType\MimeTypeGuesserInterface; |
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use Liip\ImagineBundle\Exception\Binary\Loader\NotLoadableException; |
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class FileSystemLoader implements LoaderInterface |
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{ |
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/** |
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* @var MimeTypeGuesserInterface |
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*/ |
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protected $mimeTypeGuesser; |
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/** |
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* @var ExtensionGuesserInterface |
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*/ |
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protected $extensionGuesser; |
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/** |
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* @var string |
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*/ |
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protected $rootPath; |
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/** |
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* @param MimeTypeGuesserInterface $mimeTypeGuesser |
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* @param ExtensionGuesserInterface $extensionGuesser |
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* @param string $rootPath |
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*/ |
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public function __construct( |
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MimeTypeGuesserInterface $mimeTypeGuesser, |
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ExtensionGuesserInterface $extensionGuesser, |
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$rootPath |
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) { |
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$this->mimeTypeGuesser = $mimeTypeGuesser; |
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$this->extensionGuesser = $extensionGuesser; |
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if (!($realRootPath = realpath($rootPath))) { |
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throw new InvalidArgumentException(sprintf('Root image path not resolvable "%s"', $rootPath)); |
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} |
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$this->rootPath = $realRootPath; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function find($path) |
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{ |
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if (!($absolutePath = realpath($this->rootPath.DIRECTORY_SEPARATOR.ltrim($path, DIRECTORY_SEPARATOR)))) { |
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throw new NotLoadableException(sprintf('Source image not resolvable "%s"', $path)); |
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} |
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if (0 !== strpos($absolutePath, $this->rootPath)) { |
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throw new NotLoadableException(sprintf('Source image invalid "%s" as it is outside of the defined root path', $absolutePath)); |
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} |
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if (false == file_exists($absolutePath)) { |
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throw new NotLoadableException(sprintf('Source image not found in "%s"', $absolutePath)); |
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} |
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$mimeType = $this->mimeTypeGuesser->guess($absolutePath); |
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return new FileBinary( |
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$absolutePath, |
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$mimeType, |
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$this->extensionGuesser->guess($mimeType) |
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); |
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} |
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} |
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liip /
LiipImagineBundle
When comparing two booleans, it is generally considered safer to use the strict comparison operator.