/library/Zend/Validator/File/Md5.php
PHP | 113 lines | 51 code | 12 blank | 50 comment | 5 complexity | 7a04d01e34711c7e15366e7265bec3d2 MD5 | raw file
Possible License(s): BSD-3-Clause
- <?php
- /**
- * Zend Framework (http://framework.zend.com/)
- *
- * @link http://github.com/zendframework/zf2 for the canonical source repository
- * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- * @package Zend_Validator
- */
- namespace Zend\Validator\File;
- /**
- * Validator for the md5 hash of given files
- *
- * @category Zend
- * @package Zend_Validate
- */
- class Md5 extends Hash
- {
- /**
- * @const string Error constants
- */
- const DOES_NOT_MATCH = 'fileMd5DoesNotMatch';
- const NOT_DETECTED = 'fileMd5NotDetected';
- const NOT_FOUND = 'fileMd5NotFound';
- /**
- * @var array Error message templates
- */
- protected $messageTemplates = array(
- self::DOES_NOT_MATCH => "File '%value%' does not match the given md5 hashes",
- self::NOT_DETECTED => "A md5 hash could not be evaluated for the given file",
- self::NOT_FOUND => "File '%value%' is not readable or does not exist",
- );
- /**
- * Options for this validator
- *
- * @var string
- */
- protected $options = array(
- 'algorithm' => 'md5',
- 'hash' => null,
- );
- /**
- * Returns all set md5 hashes
- *
- * @return array
- */
- public function getMd5()
- {
- return $this->getHash();
- }
- /**
- * Sets the md5 hash for one or multiple files
- *
- * @param string|array $options
- * @return Hash Provides a fluent interface
- */
- public function setMd5($options)
- {
- $this->setHash($options);
- return $this;
- }
- /**
- * Adds the md5 hash for one or multiple files
- *
- * @param string|array $options
- * @return Hash Provides a fluent interface
- */
- public function addMd5($options)
- {
- $this->addHash($options);
- return $this;
- }
- /**
- * Returns true if and only if the given file confirms the set hash
- *
- * @param string $value Filename to check for hash
- * @param array $file File data from \Zend\File\Transfer\Transfer
- * @return boolean
- */
- public function isValid($value, $file = null)
- {
- if ($file === null) {
- $file = array('name' => basename($value));
- }
- // Is file readable ?
- if (false === stream_resolve_include_path($value)) {
- return $this->throwError($file, self::NOT_FOUND);
- }
- $hashes = array_unique(array_keys($this->getHash()));
- $filehash = hash_file('md5', $value);
- if ($filehash === false) {
- return $this->throwError($file, self::NOT_DETECTED);
- }
- foreach($hashes as $hash) {
- if ($filehash === $hash) {
- return true;
- }
- }
- return $this->throwError($file, self::DOES_NOT_MATCH);
- }
- }