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0001 <?php
0002 /**
0003  * Zend Framework
0004  *
0005  * LICENSE
0006  *
0007  * This source file is subject to the new BSD license that is bundled
0008  * with this package in the file LICENSE.txt.
0009  * It is also available through the world-wide-web at this URL:
0010  * http://framework.zend.com/license/new-bsd
0011  * If you did not receive a copy of the license and are unable to
0012  * obtain it through the world-wide-web, please send an email
0013  * to license@zend.com so we can send you a copy immediately.
0014  *
0015  * @category  Zend
0016  * @package   Zend_Validate
0017  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
0018  * @license   http://framework.zend.com/license/new-bsd     New BSD License
0019  * @version   $Id$
0020  */
0021 
0022 /**
0023  * @see Zend_Validate_File_MimeType
0024  */
0025 // require_once 'Zend/Validate/File/MimeType.php';
0026 
0027 /**
0028  * Validator which checks if the file already exists in the directory
0029  *
0030  * @category  Zend
0031  * @package   Zend_Validate
0032  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
0033  * @license   http://framework.zend.com/license/new-bsd     New BSD License
0034  */
0035 class Zend_Validate_File_IsImage extends Zend_Validate_File_MimeType
0036 {
0037     /**
0038      * @const string Error constants
0039      */
0040     const FALSE_TYPE   = 'fileIsImageFalseType';
0041     const NOT_DETECTED = 'fileIsImageNotDetected';
0042     const NOT_READABLE = 'fileIsImageNotReadable';
0043 
0044     /**
0045      * @var array Error message templates
0046      */
0047     protected $_messageTemplates = array(
0048         self::FALSE_TYPE   => "File '%value%' is no image, '%type%' detected",
0049         self::NOT_DETECTED => "The mimetype of file '%value%' could not be detected",
0050         self::NOT_READABLE => "File '%value%' is not readable or does not exist",
0051     );
0052 
0053     /**
0054      * Sets validator options
0055      *
0056      * @param string|array|Zend_Config $mimetype
0057      */
0058     public function __construct($mimetype = array())
0059     {
0060         if ($mimetype instanceof Zend_Config) {
0061             $mimetype = $mimetype->toArray();
0062         }
0063 
0064         $temp    = array();
0065         // http://de.wikipedia.org/wiki/Liste_von_Dateiendungen
0066         // http://www.iana.org/assignments/media-types/image/
0067         $default = array(
0068             'application/cdf',
0069             'application/dicom',
0070             'application/fractals',
0071             'application/postscript',
0072             'application/vnd.hp-hpgl',
0073             'application/vnd.oasis.opendocument.graphics',
0074             'application/x-cdf',
0075             'application/x-cmu-raster',
0076             'application/x-ima',
0077             'application/x-inventor',
0078             'application/x-koan',
0079             'application/x-portable-anymap',
0080             'application/x-world-x-3dmf',
0081             'image/bmp',
0082             'image/c',
0083             'image/cgm',
0084             'image/fif',
0085             'image/gif',
0086             'image/jpeg',
0087             'image/jpm',
0088             'image/jpx',
0089             'image/jp2',
0090             'image/naplps',
0091             'image/pjpeg',
0092             'image/png',
0093             'image/svg',
0094             'image/svg+xml',
0095             'image/tiff',
0096             'image/vnd.adobe.photoshop',
0097             'image/vnd.djvu',
0098             'image/vnd.fpx',
0099             'image/vnd.net-fpx',
0100             'image/x-cmu-raster',
0101             'image/x-cmx',
0102             'image/x-coreldraw',
0103             'image/x-cpi',
0104             'image/x-emf',
0105             'image/x-ico',
0106             'image/x-icon',
0107             'image/x-jg',
0108             'image/x-ms-bmp',
0109             'image/x-niff',
0110             'image/x-pict',
0111             'image/x-pcx',
0112             'image/x-portable-anymap',
0113             'image/x-portable-bitmap',
0114             'image/x-portable-greymap',
0115             'image/x-portable-pixmap',
0116             'image/x-quicktime',
0117             'image/x-rgb',
0118             'image/x-tiff',
0119             'image/x-unknown',
0120             'image/x-windows-bmp',
0121             'image/x-xpmi',
0122         );
0123 
0124         if (is_array($mimetype)) {
0125             $temp = $mimetype;
0126             if (array_key_exists('magicfile', $temp)) {
0127                 unset($temp['magicfile']);
0128             }
0129 
0130             if (array_key_exists('headerCheck', $temp)) {
0131                 unset($temp['headerCheck']);
0132             }
0133 
0134             if (empty($temp)) {
0135                 $mimetype += $default;
0136             }
0137         }
0138 
0139         if (empty($mimetype)) {
0140             $mimetype = $default;
0141         }
0142 
0143         parent::__construct($mimetype);
0144     }
0145 
0146     /**
0147      * Throws an error of the given type
0148      * Duplicates parent method due to OOP Problem with late static binding in PHP 5.2
0149      *
0150      * @param  string $file
0151      * @param  string $errorType
0152      * @return false
0153      */
0154     protected function _throw($file, $errorType)
0155     {
0156         $this->_value = $file['name'];
0157         switch($errorType) {
0158             case Zend_Validate_File_MimeType::FALSE_TYPE :
0159                 $errorType = self::FALSE_TYPE;
0160                 break;
0161             case Zend_Validate_File_MimeType::NOT_DETECTED :
0162                 $errorType = self::NOT_DETECTED;
0163                 break;
0164             case Zend_Validate_File_MimeType::NOT_READABLE :
0165                 $errorType = self::NOT_READABLE;
0166                 break;
0167         }
0168 
0169         $this->_error($errorType);
0170         return false;
0171     }
0172 }