Current File : //home2/selectio/www/mm-tailor-billing/vendor/zendframework/zend-validator/src/File/UploadFile.php
<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\Validator\File;
use Psr\Http\Message\UploadedFileInterface;
use Zend\Validator\AbstractValidator;
use Zend\Validator\Exception;
/**
* Validator for the maximum size of a file up to a max of 2GB
*/
class UploadFile extends AbstractValidator
{
/**
* @const string Error constants
*/
const INI_SIZE = 'fileUploadFileErrorIniSize';
const FORM_SIZE = 'fileUploadFileErrorFormSize';
const PARTIAL = 'fileUploadFileErrorPartial';
const NO_FILE = 'fileUploadFileErrorNoFile';
const NO_TMP_DIR = 'fileUploadFileErrorNoTmpDir';
const CANT_WRITE = 'fileUploadFileErrorCantWrite';
const EXTENSION = 'fileUploadFileErrorExtension';
const ATTACK = 'fileUploadFileErrorAttack';
const FILE_NOT_FOUND = 'fileUploadFileErrorFileNotFound';
const UNKNOWN = 'fileUploadFileErrorUnknown';
/**
* @var array Error message templates
*/
protected $messageTemplates = [
self::INI_SIZE => 'The uploaded file exceeds the upload_max_filesize directive in php.ini',
self::FORM_SIZE => 'The uploaded file exceeds the MAX_FILE_SIZE directive that was '
. 'specified in the HTML form',
self::PARTIAL => 'The uploaded file was only partially uploaded',
self::NO_FILE => 'No file was uploaded',
self::NO_TMP_DIR => 'Missing a temporary folder',
self::CANT_WRITE => 'Failed to write file to disk',
self::EXTENSION => 'A PHP extension stopped the file upload',
self::ATTACK => 'File was illegally uploaded. This could be a possible attack',
self::FILE_NOT_FOUND => 'File was not found',
self::UNKNOWN => 'Unknown error while uploading file',
];
/**
* Returns true if and only if the file was uploaded without errors
*
* @param string|array|UploadedFileInterface $value File to check for upload errors
* @return bool
* @throws Exception\InvalidArgumentException
*/
public function isValid($value)
{
if (is_array($value)) {
if (! isset($value['tmp_name']) || ! isset($value['name']) || ! isset($value['error'])) {
throw new Exception\InvalidArgumentException(
'Value array must be in $_FILES format'
);
}
return $this->validateUploadedFile(
$value['error'],
$value['name'],
$value['tmp_name']
);
}
if ($value instanceof UploadedFileInterface) {
return $this->validatePsr7UploadedFile($value);
}
if (is_string($value)) {
return $this->validateUploadedFile(0, basename($value), $value);
}
$this->error(self::UNKNOWN);
return false;
}
/**
* @param int $error UPLOAD_ERR_* constant value
* @return bool
*/
private function validateFileFromErrorCode($error)
{
switch ($error) {
case UPLOAD_ERR_OK:
return true;
case UPLOAD_ERR_INI_SIZE:
$this->error(self::INI_SIZE);
return false;
case UPLOAD_ERR_FORM_SIZE:
$this->error(self::FORM_SIZE);
return false;
case UPLOAD_ERR_PARTIAL:
$this->error(self::PARTIAL);
return false;
case UPLOAD_ERR_NO_FILE:
$this->error(self::NO_FILE);
return false;
case UPLOAD_ERR_NO_TMP_DIR:
$this->error(self::NO_TMP_DIR);
return false;
case UPLOAD_ERR_CANT_WRITE:
$this->error(self::CANT_WRITE);
return false;
case UPLOAD_ERR_EXTENSION:
$this->error(self::EXTENSION);
return false;
default:
$this->error(self::UNKNOWN);
return false;
}
}
/**
* @param int $error UPLOAD_ERR_* constant
* @param string $filename
* @param string $uploadedFile Name of uploaded file (gen tmp_name)
* @return bool
*/
private function validateUploadedFile($error, $filename, $uploadedFile)
{
$this->setValue($filename);
// Normal errors can be validated normally
if ($error !== UPLOAD_ERR_OK) {
return $this->validateFileFromErrorCode($error);
}
// Did we get no name? Is the file missing?
if (empty($uploadedFile) || false === is_file($uploadedFile)) {
$this->error(self::FILE_NOT_FOUND);
return false;
}
// Do we have an invalid upload?
if (! is_uploaded_file($uploadedFile)) {
$this->error(self::ATTACK);
return false;
}
return true;
}
/**
* @return bool
*/
private function validatePsr7UploadedFile(UploadedFileInterface $uploadedFile)
{
$this->setValue($uploadedFile);
return $this->validateFileFromErrorCode($uploadedFile->getError());
}
}
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