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Direktori : /home2/selectio/www/mm-tailor-billing/vendor/zendframework/zend-validator/src/File/ |
Current File : //home2/selectio/www/mm-tailor-billing/vendor/zendframework/zend-validator/src/File/Crc32.php |
<?php /** * Zend Framework (http://framework.zend.com/) * * @link http://github.com/zendframework/zf2 for the canonical source repository * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ namespace Zend\Validator\File; use Zend\Validator\File\FileInformationTrait; /** * Validator for the crc32 hash of given files */ class Crc32 extends Hash { use FileInformationTrait; /** * @const string Error constants */ const DOES_NOT_MATCH = 'fileCrc32DoesNotMatch'; const NOT_DETECTED = 'fileCrc32NotDetected'; const NOT_FOUND = 'fileCrc32NotFound'; /** * @var array Error message templates */ protected $messageTemplates = [ self::DOES_NOT_MATCH => "File does not match the given crc32 hashes", self::NOT_DETECTED => "A crc32 hash could not be evaluated for the given file", self::NOT_FOUND => "File is not readable or does not exist", ]; /** * Options for this validator * * @var string */ protected $options = [ 'algorithm' => 'crc32', 'hash' => null, ]; /** * Returns all set crc32 hashes * * @return array */ public function getCrc32() { return $this->getHash(); } /** * Sets the crc32 hash for one or multiple files * * @param string|array $options * @return self Provides a fluent interface */ public function setCrc32($options) { $this->setHash($options); return $this; } /** * Adds the crc32 hash for one or multiple files * * @param string|array $options * @return self Provides a fluent interface */ public function addCrc32($options) { $this->addHash($options); return $this; } /** * Returns true if and only if the given file confirms the set hash * * @param string|array $value Filename to check for hash * @param array $file File data from \Zend\File\Transfer\Transfer (optional) * @return bool */ public function isValid($value, $file = null) { $fileInfo = $this->getFileInfo($value, $file); $this->setValue($fileInfo['filename']); // Is file readable ? if (empty($fileInfo['file']) || false === is_readable($fileInfo['file'])) { $this->error(self::NOT_FOUND); return false; } $hashes = array_unique(array_keys($this->getHash())); $filehash = hash_file('crc32', $fileInfo['file']); if ($filehash === false) { $this->error(self::NOT_DETECTED); return false; } foreach ($hashes as $hash) { if ($filehash === $hash) { return true; } } $this->error(self::DOES_NOT_MATCH); return false; } }