<?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_Mime
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Message.php 24594 2012-01-05 21:27:01Z matthew $
*/
/**
* Zend_Mime
*/
require_once 'Zend/Mime.php';
/**
* Zend_Mime_Part
*/
require_once 'Zend/Mime/Part.php';
/**
* @category Zend
* @package Zend_Mime
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Mime_Message
{
protected $_parts = array();
protected $_mime = null;
/**
* Returns the list of all Zend_Mime_Parts in the message
*
* @return array of Zend_Mime_Part
*/
public function getParts()
{
return $this->_parts;
}
/**
* Sets the given array of Zend_Mime_Parts as the array for the message
*
* @param array $parts
*/
public function setParts($parts)
{
$this->_parts = $parts;
}
/**
* Append a new Zend_Mime_Part to the current message
*
* @param Zend_Mime_Part $part
*/
public function addPart(Zend_Mime_Part $part)
{
/**
* @todo check for duplicate object handle
*/
$this->_parts[] = $part;
}
/**
* Check if message needs to be sent as multipart
* MIME message or if it has only one part.
*
* @return boolean
*/
public function isMultiPart()
{
return (count($this->_parts) > 1);
}
/**
* Set Zend_Mime object for the message
*
* This can be used to set the boundary specifically or to use a subclass of
* Zend_Mime for generating the boundary.
*
* @param Zend_Mime $mime
*/
public function setMime(Zend_Mime $mime)
{
$this->_mime = $mime;
}
/**
* Returns the Zend_Mime object in use by the message
*
* If the object was not present, it is created and returned. Can be used to
* determine the boundary used in this message.
*
* @return Zend_Mime
*/
public function getMime()
{
if ($this->_mime === null) {
$this->_mime = new Zend_Mime();
}
return $this->_mime;
}
/**
* Generate MIME-compliant message from the current configuration
*
* This can be a multipart message if more than one MIME part was added. If
* only one part is present, the content of this part is returned. If no
* part had been added, an empty string is returned.
*
* Parts are seperated by the mime boundary as defined in Zend_Mime. If
* {@link setMime()} has been called before this method, the Zend_Mime
* object set by this call will be used. Otherwise, a new Zend_Mime object
* is generated and used.
*
* @param string $EOL EOL string; defaults to {@link Zend_Mime::LINEEND}
* @return string
*/
public function generateMessage($EOL = Zend_Mime::LINEEND)
{
if (! $this->isMultiPart()) {
$body = array_shift($this->_parts);
$body = $body->getContent($EOL);
} else {
$mime = $this->getMime();
$boundaryLine = $mime->boundaryLine($EOL);
$body = 'This is a message in Mime Format. If you see this, '
. "your mail reader does not support this format." . $EOL;
foreach (array_keys($this->_parts) as $p) {
$body .= $boundaryLine
. $this->getPartHeaders($p, $EOL)
. $EOL
. $this->getPartContent($p, $EOL);
}
$body .= $mime->mimeEnd($EOL);
}
return trim($body);
}
/**
* Get the headers of a given part as an array
*
* @param int $partnum
* @return array
*/
public function getPartHeadersArray($partnum)
{
return $this->_parts[$partnum]->getHeadersArray();
}
/**
* Get the headers of a given part as a string
*
* @param int $partnum
* @return string
*/
public function getPartHeaders($partnum, $EOL = Zend_Mime::LINEEND)
{
return $this->_parts[$partnum]->getHeaders($EOL);
}
/**
* Get the (encoded) content of a given part as a string
*
* @param int $partnum
* @return string
*/
public function getPartContent($partnum, $EOL = Zend_Mime::LINEEND)
{
return $this->_parts[$partnum]->getContent($EOL);
}
/**
* Explode MIME multipart string into seperate parts
*
* Parts consist of the header and the body of each MIME part.
*
* @param string $body
* @param string $boundary
* @return array
*/
protected static function _disassembleMime($body, $boundary)
{
$start = 0;
$res = array();
// find every mime part limiter and cut out the
// string before it.
// the part before the first boundary string is discarded:
$p = strpos($body, '--'.$boundary."\n", $start);
if ($p === false) {
// no parts found!
return array();
}
// position after first boundary line
$start = $p + 3 + strlen($boundary);
while (($p = strpos($body, '--' . $boundary . "\n", $start)) !== false) {
$res[] = substr($body, $start, $p-$start);
$start = $p + 3 + strlen($boundary);
}
// no more parts, find end boundary
$p = strpos($body, '--' . $boundary . '--', $start);
if ($p===false) {
throw new Zend_Exception('Not a valid Mime Message: End Missing');
}
// the remaining part also needs to be parsed:
$res[] = substr($body, $start, $p-$start);
return $res;
}
/**
* Decodes a MIME encoded string and returns a Zend_Mime_Message object with
* all the MIME parts set according to the given string
*
* @param string $message
* @param string $boundary
* @param string $EOL EOL string; defaults to {@link Zend_Mime::LINEEND}
* @return Zend_Mime_Message
*/
public static function createFromMessage($message, $boundary, $EOL = Zend_Mime::LINEEND)
{
require_once 'Zend/Mime/Decode.php';
$parts = Zend_Mime_Decode::splitMessageStruct($message, $boundary, $EOL);
$res = new self();
foreach ($parts as $part) {
// now we build a new MimePart for the current Message Part:
$newPart = new Zend_Mime_Part($part['body']);
foreach ($part['header'] as $key => $value) {
/**
* @todo check for characterset and filename
*/
switch(strtolower($key)) {
case 'content-type':
$newPart->type = $value;
break;
case 'content-transfer-encoding':
$newPart->encoding = $value;
break;
case 'content-id':
$newPart->id = trim($value,'<>');
break;
case 'content-disposition':
$newPart->disposition = $value;
break;
case 'content-description':
$newPart->description = $value;
break;
case 'content-location':
$newPart->location = $value;
break;
case 'content-language':
$newPart->language = $value;
break;
default:
throw new Zend_Exception('Unknown header ignored for MimePart:' . $key);
}
}
$res->addPart($newPart);
}
return $res;
}
}