<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\Mail\Header;
class ContentTransferEncoding implements HeaderInterface
{
/**
* Allowed Content-Transfer-Encoding parameters specified by RFC 1521
* (reduced set)
* @var array
*/
protected static $allowedTransferEncodings = array(
'7bit',
'8bit',
'quoted-printable',
'base64',
/*
* not implemented:
* 'binary',
* x-token: 'X-'
*/
);
/**
* @var string
*/
protected $transferEncoding;
/**
* @var array
*/
protected $parameters = array();
public static function fromString($headerLine)
{
$headerLine = iconv_mime_decode($headerLine, ICONV_MIME_DECODE_CONTINUE_ON_ERROR, 'UTF-8');
list($name, $value) = GenericHeader::splitHeaderLine($headerLine);
// check to ensure proper header type for this factory
if (strtolower($name) !== 'content-transfer-encoding') {
throw new Exception\InvalidArgumentException('Invalid header line for Content-Transfer-Encoding string');
}
$header = new static();
$header->setTransferEncoding($value);
return $header;
}
public function getFieldName()
{
return 'Content-Transfer-Encoding';
}
public function getFieldValue($format = HeaderInterface::FORMAT_RAW)
{
return $this->transferEncoding;
}
public function setEncoding($encoding)
{
// Header must be always in US-ASCII
return $this;
}
public function getEncoding()
{
return 'ASCII';
}
public function toString()
{
return 'Content-Transfer-Encoding: ' . $this->getFieldValue();
}
/**
* Set the content transfer encoding
*
* @param string $transferEncoding
* @throws Exception\InvalidArgumentException
* @return self
*/
public function setTransferEncoding($transferEncoding)
{
// Per RFC 1521, the value of the header is not case sensitive
$transferEncoding = strtolower($transferEncoding);
if (!in_array($transferEncoding, self::$allowedTransferEncodings)) {
throw new Exception\InvalidArgumentException(sprintf(
'%s expects one of "'. implode(', ', self::$allowedTransferEncodings) . '"; received "%s"',
__METHOD__,
(string) $transferEncoding
));
}
$this->transferEncoding = $transferEncoding;
return $this;
}
/**
* Retrieve the content transfer encoding
*
* @return string
*/
public function getTransferEncoding()
{
return $this->transferEncoding;
}
}
# |
Change |
User |
Description |
Committed |
|
#1
|
18334 |
Liz Lam |
initial add of jambox |
|
|