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<?php /** * Zend Framework * * LICENSE * * This source file is subject to the new BSD license that is bundled * with this package in the file LICENSE.txt. * It is also available through the world-wide-web at this URL: * http://framework.zend.com/license/new-bsd * If you did not receive a copy of the license and are unable to * obtain it through the world-wide-web, please send an email * to license@zend.com so we can send you a copy immediately. * * @category Zend * @package Zend_Validate * @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License * @version $Id$ */ /** * @see Zend_Validate_File_Hash */ require_once 'Zend/Validate/File/Hash.php'; /** * Validator for the sha1 hash of given files * * @category Zend * @package Zend_Validate * @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ class Zend_Validate_File_Sha1 extends Zend_Validate_File_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 '%value%' 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 '%value%' is not readable or does not exist", ); /** * Hash of the file * * @var string */ protected $_hash; /** * Sets validator options * * $hash is the hash we accept for the file $file * * @param string|array $options * @return void */ public function __construct($options) { if ($options instanceof Zend_Config) { $options = $options->toArray(); } elseif (is_scalar($options)) { $options = array('hash1' => $options); } elseif (!is_array($options)) { require_once 'Zend/Validate/Exception.php'; throw new Zend_Validate_Exception('Invalid options to validator provided'); } $this->setHash($options); } /** * 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 $options * @return Zend_Validate_File_Hash Provides a fluent interface */ public function setHash($options) { if (!is_array($options)) { $options = (array) $options; } $options['algorithm'] = 'sha1'; parent::setHash($options); return $this; } /** * Sets the sha1 hash for one or multiple files * * @param string|array $options * @return Zend_Validate_File_Hash Provides a fluent interface */ public function setSha1($options) { $this->setHash($options); return $this; } /** * Adds the sha1 hash for one or multiple files * * @param string|array $options * @return Zend_Validate_File_Hash Provides a fluent interface */ public function addHash($options) { if (!is_array($options)) { $options = (array) $options; } $options['algorithm'] = 'sha1'; parent::addHash($options); return $this; } /** * Adds the sha1 hash for one or multiple files * * @param string|array $options * @return Zend_Validate_File_Hash Provides a fluent interface */ public function addSha1($options) { $this->addHash($options); return $this; } /** * Defined by Zend_Validate_Interface * * Returns true if and only if the given file confirms the set hash * * @param string $value Filename to check for hash * @param array $file File data from Zend_File_Transfer * @return boolean */ public function isValid($value, $file = null) { // Is file readable ? require_once 'Zend/Loader.php'; if (!Zend_Loader::isReadable($value)) { return $this->_throw($file, self::NOT_FOUND); } $hashes = array_unique(array_keys($this->_hash)); $filehash = hash_file('sha1', $value); if ($filehash === false) { return $this->_throw($file, self::NOT_DETECTED); } foreach ($hashes as $hash) { if ($filehash === $hash) { return true; } } return $this->_throw($file, self::DOES_NOT_MATCH); } }