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<?php
/*
* This file is part of SwiftMailer.
* (c) 2004-2009 Chris Corbyn
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* A Path Header in Swift Mailer, such a Return-Path.
*
* @author Chris Corbyn
*/
class Swift_Mime_Headers_PathHeader extends Swift_Mime_Headers_AbstractHeader
{
/**
* The address in this Header (if specified).
*
* @var string
*/
private $_address;
/**
* Creates a new PathHeader with the given $name.
*
* @param string $name
* @param Swift_Mime_Grammar $grammar
*/
public function __construct($name, Swift_Mime_Grammar $grammar)
{
$this->setFieldName($name);
parent::__construct($grammar);
}
/**
* Get the type of Header that this instance represents.
*
* @see TYPE_TEXT, TYPE_PARAMETERIZED, TYPE_MAILBOX
* @see TYPE_DATE, TYPE_ID, TYPE_PATH
*
* @return int
*/
public function getFieldType()
{
return self::TYPE_PATH;
}
/**
* Set the model for the field body.
* This method takes a string for an address.
*
* @param string $model
*
* @throws Swift_RfcComplianceException
*/
public function setFieldBodyModel($model)
{
$this->setAddress($model);
}
/**
* Get the model for the field body.
* This method returns a string email address.
*
* @return mixed
*/
public function getFieldBodyModel()
{
return $this->getAddress();
}
/**
* Set the Address which should appear in this Header.
*
* @param string $address
*
* @throws Swift_RfcComplianceException
*/
public function setAddress($address)
{
if (is_null($address)) {
$this->_address = null;
} elseif ('' == $address) {
$this->_address = '';
} else {
$this->_assertValidAddress($address);
$this->_address = $address;
}
$this->setCachedValue(null);
}
/**
* Get the address which is used in this Header (if any).
*
* Null is returned if no address is set.
*
* @return string
*/
public function getAddress()
{
return $this->_address;
}
/**
* Get the string value of the body in this Header.
*
* This is not necessarily RFC 2822 compliant since folding white space will
* not be added at this stage (see {@link toString()} for that).
*
* @see toString()
*
* @return string
*/
public function getFieldBody()
{
if (!$this->getCachedValue()) {
if (isset($this->_address)) {
$this->setCachedValue('<' . $this->_address . '>');
}
}
return $this->getCachedValue();
}
/**
* Throws an Exception if the address passed does not comply with RFC 2822.
*
* @param string $address
*
* @throws Swift_RfcComplianceException If address is invalid
*/
private function _assertValidAddress($address)
{
if (!preg_match('/^' . $this->getGrammar()->getDefinition('addr-spec') . '$/D',
$address))
{
throw new Swift_RfcComplianceException(
'Address set in PathHeader does not comply with addr-spec of RFC 2822.'
);
}
}
}
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