Source of file Sha1.php
Size: 3,474 Bytes - Last Modified: 2014-03-12T23:21:18+01:00
/home/theseer/Downloads/ZendFramework-2.3.0/library/Zend/Validator/File/Sha1.php
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129 | <?php /** * Zend Framework (http://framework.zend.com/) * * @link http://github.com/zendframework/zf2 for the canonical source repository * @copyright Copyright (c) 2005-2014 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\Exception; /** * Validator for the sha1 hash of given files */ class Sha1 extends Hash { /** * @const string Error constants */ const DOES_NOT_MATCH = 'fileSha1DoesNotMatch'; const NOT_DETECTED = 'fileSha1NotDetected'; const NOT_FOUND = 'fileSha1NotFound'; /** * @var array Error message templates */ protected $messageTemplates = array( self::DOES_NOT_MATCH => "File does not match the given sha1 hashes", self::NOT_DETECTED => "A sha1 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 = array( 'algorithm' => 'sha1', 'hash' => null, ); /** * Returns all set sha1 hashes * * @return array */ public function getSha1() { return $this->getHash(); } /** * Sets the sha1 hash for one or multiple files * * @param string|array $options * @return Hash Provides a fluent interface */ public function setSha1($options) { $this->setHash($options); return $this; } /** * Adds the sha1 hash for one or multiple files * * @param string|array $options * @return Hash Provides a fluent interface */ public function addSha1($options) { $this->addHash($options); return $this; } /** * Returns true if and only if the given file confirms the set hash * * @param string $value|array Filename to check for hash * @param array $file File data from \Zend\File\Transfer\Transfer (optional) * @return bool */ public function isValid($value, $file = null) { if (is_string($value) && is_array($file)) { // Legacy Zend\Transfer API support $filename = $file['name']; $file = $file['tmp_name']; } elseif (is_array($value)) { if (!isset($value['tmp_name']) || !isset($value['name'])) { throw new Exception\InvalidArgumentException( 'Value array must be in $_FILES format' ); } $file = $value['tmp_name']; $filename = $value['name']; } else { $file = $value; $filename = basename($file); } $this->setValue($filename); // Is file readable ? if (empty($file) || false === stream_resolve_include_path($file)) { $this->error(self::NOT_FOUND); return false; } $hashes = array_unique(array_keys($this->getHash())); $filehash = hash_file('sha1', $file); if ($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; } } |