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<?php |
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/** |
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* Spiral Framework. |
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* |
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* @license MIT |
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* @author Anton Titov (Wolfy-J) |
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*/ |
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namespace Spiral\Validation\Checkers; |
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use Interop\Container\ContainerInterface; |
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use Psr\Http\Message\UploadedFileInterface; |
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use Spiral\Core\Container\SingletonInterface; |
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use Spiral\Files\FilesInterface; |
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use Spiral\Validation\Checkers\Traits\FileTrait; |
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use Spiral\Validation\Prototypes\AbstractChecker; |
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class FileChecker extends AbstractChecker implements SingletonInterface |
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{ |
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use FileTrait; |
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/** |
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* {@inheritdoc} |
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*/ |
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protected $messages = [ |
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'exists' => '[[File does not exists.]]', |
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'uploaded' => '[[File not received, please try again.]]', |
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'size' => '[[File exceeds the maximum file size of {1}KB.]]', |
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'extension' => '[[File has an invalid file format.]]', |
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]; |
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/** |
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* @param FilesInterface $files |
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* @param ContainerInterface $container |
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*/ |
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public function __construct(FilesInterface $files, ContainerInterface $container = null) |
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{ |
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$this->files = $files; |
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parent::__construct($container); |
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} |
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/** |
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* Check if file exist. |
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* |
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* @param mixed $filename |
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* |
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* @return bool |
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*/ |
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public function exists($filename): bool |
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{ |
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return (bool)$this->filename($filename, false); |
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} |
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/** |
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* Will check if local file exists or just uploaded. |
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* |
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* @param mixed $file Local file or uploaded file array. |
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* |
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* @return bool |
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*/ |
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public function uploaded($file): bool |
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{ |
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return (bool)$this->filename($file, true); |
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} |
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/** |
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* Check if file size less that specified value in KB. |
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* |
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* @param mixed $filename Local file or uploaded file array. |
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* @param int $size Size in KBytes. |
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* |
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* @return bool |
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*/ |
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public function size($filename, int $size): bool |
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{ |
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$filename = $this->filename($filename, false); |
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if (empty($filename) || !is_string($filename)) { |
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return false; |
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} |
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return $this->files->size($filename) < $size * 1024; |
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} |
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/** |
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* Check if file extension in whitelist. Client name of uploaded file will be used! |
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* |
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* @param mixed $filename |
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* @param array|string $extensions |
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* |
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* @return bool |
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*/ |
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public function extension($filename, $extensions): bool |
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{ |
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if (!is_array($extensions)) { |
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$extensions = array_slice(func_get_args(), 1); |
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} |
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if ($filename instanceof UploadedFileInterface) { |
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return in_array( |
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$this->files->extension($filename->getClientFilename()), |
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$extensions |
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); |
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} |
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return in_array($this->files->extension($filename), $extensions); |
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} |
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} |
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spiral /
components
