<?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_MimeType */ require_once 'Zend/Validate/File/MimeType.php'; /** * Validator for the mime type of a file * * @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_ExcludeMimeType extends Zend_Validate_File_MimeType { const FALSE_TYPE = 'fileExcludeMimeTypeFalse'; const NOT_DETECTED = 'fileExcludeMimeTypeNotDetected'; const NOT_READABLE = 'fileExcludeMimeTypeNotReadable'; /** * @var array Error message templates */ protected $_messageTemplates = array( self::FALSE_TYPE => "File '%value%' has a false mimetype of '%type%'", self::NOT_DETECTED => "The mimetype of file '%value%' could not be detected", self::NOT_READABLE => "File '%value%' is not readable or does not exist", ); /** * Defined by Zend_Validate_Interface * * Returns true if the mimetype of the file does not matche the given ones. Also parts * of mimetypes can be checked. If you give for example "image" all image * mime types will not be accepted like "image/gif", "image/jpeg" and so on. * * @param string $value Real file to check for mimetype * @param array $file File data from Zend_File_Transfer * @return boolean */ public function isValid($value, $file = null) { if ($file === null) { $file = array( 'type' => null, 'name' => $value ); } // Is file readable ? require_once 'Zend/Loader.php'; if (!Zend_Loader::isReadable($value)) { return $this->_throw($file, self::NOT_READABLE); } $this->_type = $this->_detectMimeType($value); if (empty($this->_type) && $this->_headerCheck) { $this->_type = $file['type']; } if (empty($this->_type)) { return $this->_throw($file, self::NOT_DETECTED); } $mimetype = $this->getMimeType(true); if (in_array($this->_type, $mimetype)) { return $this->_throw($file, self::FALSE_TYPE); } $types = explode('/', $this->_type); $types = array_merge($types, explode('-', $this->_type)); foreach($mimetype as $mime) { if (in_array($mime, $types)) { return $this->_throw($file, self::FALSE_TYPE); } } return true; } }