Chris@0: <?php
Chris@0: 
Chris@0: /*
Chris@0:  * This file is part of the Symfony package.
Chris@0:  *
Chris@0:  * (c) Fabien Potencier <fabien@symfony.com>
Chris@0:  *
Chris@0:  * For the full copyright and license information, please view the LICENSE
Chris@0:  * file that was distributed with this source code.
Chris@0:  */
Chris@0: 
Chris@0: namespace Symfony\Component\Validator\Constraints;
Chris@0: 
Chris@0: use Symfony\Component\Validator\Constraint;
Chris@0: use Symfony\Component\Validator\Exception\ConstraintDefinitionException;
Chris@0: 
Chris@0: /**
Chris@0:  * @Annotation
Chris@0:  * @Target({"PROPERTY", "METHOD", "ANNOTATION"})
Chris@0:  *
Chris@14:  * @property int $maxSize
Chris@14:  *
Chris@0:  * @author Bernhard Schussek <bschussek@gmail.com>
Chris@0:  */
Chris@0: class File extends Constraint
Chris@0: {
Chris@0:     // Check the Image constraint for clashes if adding new constants here
Chris@0: 
Chris@0:     const NOT_FOUND_ERROR = 'd2a3fb6e-7ddc-4210-8fbf-2ab345ce1998';
Chris@0:     const NOT_READABLE_ERROR = 'c20c92a4-5bfa-4202-9477-28e800e0f6ff';
Chris@0:     const EMPTY_ERROR = '5d743385-9775-4aa5-8ff5-495fb1e60137';
Chris@0:     const TOO_LARGE_ERROR = 'df8637af-d466-48c6-a59d-e7126250a654';
Chris@0:     const INVALID_MIME_TYPE_ERROR = '744f00bc-4389-4c74-92de-9a43cde55534';
Chris@0: 
Chris@17:     protected static $errorNames = [
Chris@0:         self::NOT_FOUND_ERROR => 'NOT_FOUND_ERROR',
Chris@0:         self::NOT_READABLE_ERROR => 'NOT_READABLE_ERROR',
Chris@0:         self::EMPTY_ERROR => 'EMPTY_ERROR',
Chris@0:         self::TOO_LARGE_ERROR => 'TOO_LARGE_ERROR',
Chris@0:         self::INVALID_MIME_TYPE_ERROR => 'INVALID_MIME_TYPE_ERROR',
Chris@17:     ];
Chris@0: 
Chris@0:     public $binaryFormat;
Chris@17:     public $mimeTypes = [];
Chris@0:     public $notFoundMessage = 'The file could not be found.';
Chris@0:     public $notReadableMessage = 'The file is not readable.';
Chris@0:     public $maxSizeMessage = 'The file is too large ({{ size }} {{ suffix }}). Allowed maximum size is {{ limit }} {{ suffix }}.';
Chris@0:     public $mimeTypesMessage = 'The mime type of the file is invalid ({{ type }}). Allowed mime types are {{ types }}.';
Chris@0:     public $disallowEmptyMessage = 'An empty file is not allowed.';
Chris@0: 
Chris@0:     public $uploadIniSizeErrorMessage = 'The file is too large. Allowed maximum size is {{ limit }} {{ suffix }}.';
Chris@0:     public $uploadFormSizeErrorMessage = 'The file is too large.';
Chris@0:     public $uploadPartialErrorMessage = 'The file was only partially uploaded.';
Chris@0:     public $uploadNoFileErrorMessage = 'No file was uploaded.';
Chris@0:     public $uploadNoTmpDirErrorMessage = 'No temporary folder was configured in php.ini.';
Chris@0:     public $uploadCantWriteErrorMessage = 'Cannot write temporary file to disk.';
Chris@0:     public $uploadExtensionErrorMessage = 'A PHP extension caused the upload to fail.';
Chris@0:     public $uploadErrorMessage = 'The file could not be uploaded.';
Chris@0: 
Chris@0:     protected $maxSize;
Chris@0: 
Chris@0:     public function __construct($options = null)
Chris@0:     {
Chris@0:         parent::__construct($options);
Chris@0: 
Chris@0:         if (null !== $this->maxSize) {
Chris@0:             $this->normalizeBinaryFormat($this->maxSize);
Chris@0:         }
Chris@0:     }
Chris@0: 
Chris@0:     public function __set($option, $value)
Chris@0:     {
Chris@0:         if ('maxSize' === $option) {
Chris@0:             $this->normalizeBinaryFormat($value);
Chris@0: 
Chris@0:             return;
Chris@0:         }
Chris@0: 
Chris@0:         parent::__set($option, $value);
Chris@0:     }
Chris@0: 
Chris@0:     public function __get($option)
Chris@0:     {
Chris@0:         if ('maxSize' === $option) {
Chris@0:             return $this->maxSize;
Chris@0:         }
Chris@0: 
Chris@0:         return parent::__get($option);
Chris@0:     }
Chris@0: 
Chris@14:     public function __isset($option)
Chris@14:     {
Chris@14:         if ('maxSize' === $option) {
Chris@14:             return true;
Chris@14:         }
Chris@14: 
Chris@14:         return parent::__isset($option);
Chris@14:     }
Chris@14: 
Chris@0:     private function normalizeBinaryFormat($maxSize)
Chris@0:     {
Chris@17:         $factors = [
Chris@14:             'k' => 1000,
Chris@14:             'ki' => 1 << 10,
Chris@14:             'm' => 1000000,
Chris@14:             'mi' => 1 << 20,
Chris@17:         ];
Chris@0:         if (ctype_digit((string) $maxSize)) {
Chris@14:             $this->maxSize = (int) $maxSize;
Chris@0:             $this->binaryFormat = null === $this->binaryFormat ? false : $this->binaryFormat;
Chris@14:         } elseif (preg_match('/^(\d++)('.implode('|', array_keys($factors)).')$/i', $maxSize, $matches)) {
Chris@14:             $this->maxSize = $matches[1] * $factors[$unit = strtolower($matches[2])];
Chris@17:             $this->binaryFormat = null === $this->binaryFormat ? 2 === \strlen($unit) : $this->binaryFormat;
Chris@0:         } else {
Chris@0:             throw new ConstraintDefinitionException(sprintf('"%s" is not a valid maximum size', $this->maxSize));
Chris@0:         }
Chris@0:     }
Chris@0: }