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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_MimeType
*/
require_once 'Zend/Validate/File/MimeType.php';
/**
* Validator which checks if the file already exists in the directory
*
* @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_IsImage extends Zend_Validate_File_MimeType
{
/**
* @const string Error constants
*/
const FALSE_TYPE = 'fileIsImageFalseType';
const NOT_DETECTED = 'fileIsImageNotDetected';
const NOT_READABLE = 'fileIsImageNotReadable';
/**
* @var array Error message templates
*/
protected $_messageTemplates = array(
self::FALSE_TYPE => "File '%value%' is no image, '%type%' detected",
self::NOT_DETECTED => "The mimetype of file '%value%' could not be detected",
self::NOT_READABLE => "File '%value%' is not readable or does not exist",
);
/**
* Sets validator options
*
* @param string|array|Zend_Config $mimetype
* @return void
*/
public function __construct($mimetype = array())
{
if ($mimetype instanceof Zend_Config) {
$mimetype = $mimetype->toArray();
}
$temp = array();
// http://de.wikipedia.org/wiki/Liste_von_Dateiendungen
// http://www.iana.org/assignments/media-types/image/
$default = array(
'application/cdf',
'application/dicom',
'application/fractals',
'application/postscript',
'application/vnd.hp-hpgl',
'application/vnd.oasis.opendocument.graphics',
'application/x-cdf',
'application/x-cmu-raster',
'application/x-ima',
'application/x-inventor',
'application/x-koan',
'application/x-portable-anymap',
'application/x-world-x-3dmf',
'image/bmp',
'image/c',
'image/cgm',
'image/fif',
'image/gif',
'image/jpeg',
'image/jpm',
'image/jpx',
'image/jp2',
'image/naplps',
'image/pjpeg',
'image/png',
'image/svg',
'image/svg+xml',
'image/tiff',
'image/vnd.adobe.photoshop',
'image/vnd.djvu',
'image/vnd.fpx',
'image/vnd.net-fpx',
'image/x-cmu-raster',
'image/x-cmx',
'image/x-coreldraw',
'image/x-cpi',
'image/x-emf',
'image/x-ico',
'image/x-icon',
'image/x-jg',
'image/x-ms-bmp',
'image/x-niff',
'image/x-pict',
'image/x-pcx',
'image/x-portable-anymap',
'image/x-portable-bitmap',
'image/x-portable-greymap',
'image/x-portable-pixmap',
'image/x-quicktime',
'image/x-rgb',
'image/x-tiff',
'image/x-unknown',
'image/x-windows-bmp',
'image/x-xpmi',
);
if (is_array($mimetype)) {
$temp = $mimetype;
if (array_key_exists('magicfile', $temp)) {
unset($temp['magicfile']);
}
if (array_key_exists('headerCheck', $temp)) {
unset($temp['headerCheck']);
}
if (empty($temp)) {
$mimetype += $default;
}
}
if (empty($mimetype)) {
$mimetype = $default;
}
parent::__construct($mimetype);
}
/**
* Throws an error of the given type
* Duplicates parent method due to OOP Problem with late static binding in PHP 5.2
*
* @param string $file
* @param string $errorType
* @return false
*/
protected function _throw($file, $errorType)
{
$this->_value = $file['name'];
switch($errorType) {
case Zend_Validate_File_MimeType::FALSE_TYPE :
$errorType = self::FALSE_TYPE;
break;
case Zend_Validate_File_MimeType::NOT_DETECTED :
$errorType = self::NOT_DETECTED;
break;
case Zend_Validate_File_MimeType::NOT_READABLE :
$errorType = self::NOT_READABLE;
break;
}
$this->_error($errorType);
return false;
}
}
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