www.gusucode.com > PHP版金融投资类企业PHP源码程序 > PHP版金融投资类企业/公司网站系统源码 v1.0/IVEARS_v1.0/IVEARS_v1.0/install/phpQuery/phpQuery/Zend/Validate/File/MimeType.php
<?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) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License * @version $Id: $ */ /** * @see Zend_Validate_Abstract */ require_once 'Zend/Validate/Abstract.php'; /** * Validator for the mime type of a file * * @category Zend * @package Zend_Validate * @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ class Zend_Validate_File_MimeType extends Zend_Validate_Abstract { const FALSE_TYPE = 'fileMimeTypeFalse'; const NOT_DETECTED = 'fileMimeTypeNotDetected'; const NOT_READABLE = 'fileMimeTypeNotReadable'; /** * @var array */ protected $_messageTemplates = array( self::FALSE_TYPE => "The file '%value%' has a false mimetype", self::NOT_DETECTED => "The mimetype of file '%value%' has not been detected", self::NOT_READABLE => "The file '%value%' can not be read" ); /** * @var array */ protected $_messageVariables = array( 'mimetype' => '_mimetype' ); /** * Mimetypes * * If null, there is no mimetype * * @var string|null */ protected $_mimetype; /** * Sets validator options * * Mimetype to accept * * @param string|array $mimetype MimeType * @return void */ public function __construct($mimetype) { $this->setMimeType($mimetype); } /** * Returns the set mimetypes * * @param boolean $asArray Returns the values as array, when false an concated string is returned * @return integer */ public function getMimeType($asArray = false) { $asArray = (bool) $asArray; $mimetype = (string) $this->_mimetype; if ($asArray) { $mimetype = explode(',', $mimetype); } return $mimetype; } /** * Sets the mimetypes * * @param string|array $mimetype The mimetypes to validate * @return Zend_Validate_File_Extension Provides a fluent interface */ public function setMimeType($mimetype) { $this->_mimetype = null; $this->addMimeType($mimetype); return $this; } /** * Adds the mimetypes * * @param string|array $mimetype The mimetypes to add for validation * @return Zend_Validate_File_Extension Provides a fluent interface */ public function addMimeType($mimetype) { $mimetypes = $this->getMimeType(true); if (is_string($mimetype)) { $mimetype = explode(',', $mimetype); } foreach ($mimetype as $content) { if (empty($content) || !is_string($content)) { continue; } $mimetypes[] = trim($content); } $mimetypes = array_unique($mimetypes); // Sanity check to ensure no empty values foreach ($mimetypes as $key => $mt) { if (empty($mt)) { unset($mimetypes[$key]); } } $this->_mimetype = implode(',', $mimetypes); return $this; } /** * Defined by Zend_Validate_Interface * * Returns true if the mimetype of the file matches the given ones. Also parts * of mimetypes can be checked. If you give for example "image" all image * mime types will 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, $file = null) { // Is file readable ? if (!@is_readable($value)) { $this->_throw($file, self::NOT_READABLE); return false; } if ($file !== null) { $info['type'] = $file['type']; } else { $this->_throw($file, self::NOT_DETECTED); return false; } $mimetype = $this->getMimeType(true); if (in_array($info['type'], $mimetype)) { return true; } foreach($mimetype as $mime) { $types = explode('/', $info['type']); if (in_array($mime, $types)) { return true; } } $this->_throw($file, self::FALSE_TYPE); return false; } /** * Throws an error of the given type * * @param string $file * @param string $errorType * @return false */ protected function _throw($file, $errorType) { if ($file !== null) { $this->_value = $file['name']; } $this->_error($errorType); return false; } }