mirror of
https://bitbucket.org/jsuto/piler.git
synced 2024-12-27 11:30:11 +01:00
93 lines
2.4 KiB
PHP
93 lines
2.4 KiB
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_Mail
|
|
* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
|
|
* @license http://framework.zend.com/license/new-bsd New BSD License
|
|
* @version $Id$
|
|
*/
|
|
|
|
|
|
/**
|
|
* @category Zend
|
|
* @package Zend_Mail
|
|
* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
|
|
* @license http://framework.zend.com/license/new-bsd New BSD License
|
|
*/
|
|
final class Zend_Mail_Header_HeaderName
|
|
{
|
|
/**
|
|
* No public constructor.
|
|
*/
|
|
private function __construct()
|
|
{
|
|
}
|
|
|
|
/**
|
|
* Filter the header name according to RFC 2822
|
|
*
|
|
* @see http://www.rfc-base.org/txt/rfc-2822.txt (section 2.2)
|
|
* @param string $name
|
|
* @return string
|
|
*/
|
|
public static function filter($name)
|
|
{
|
|
$result = '';
|
|
$tot = strlen($name);
|
|
for ($i = 0; $i < $tot; $i += 1) {
|
|
$ord = ord($name[$i]);
|
|
if ($ord > 32 && $ord < 127 && $ord !== 58) {
|
|
$result .= $name[$i];
|
|
}
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Determine if the header name contains any invalid characters.
|
|
*
|
|
* @param string $name
|
|
* @return bool
|
|
*/
|
|
public static function isValid($name)
|
|
{
|
|
$tot = strlen($name);
|
|
for ($i = 0; $i < $tot; $i += 1) {
|
|
$ord = ord($name[$i]);
|
|
if ($ord < 33 || $ord > 126 || $ord === 58) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Assert that the header name is valid.
|
|
*
|
|
* Raises an exception if invalid.
|
|
*
|
|
* @param string $name
|
|
* @throws Exception\RuntimeException
|
|
* @return void
|
|
*/
|
|
public static function assertValid($name)
|
|
{
|
|
if (! self::isValid($name)) {
|
|
require_once 'Zend/Mail/Exception.php';
|
|
throw new Zend_Mail_Exception('Invalid header name detected');
|
|
}
|
|
}
|
|
}
|