286 lines
8.2 KiB
PHP
286 lines
8.2 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Mime
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* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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/**
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* Zend_Mime
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*/
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require_once 'Zend/Mime.php';
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/**
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* Zend_Mime_Part
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*/
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require_once 'Zend/Mime/Part.php';
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/**
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* @category Zend
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* @package Zend_Mime
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* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Mime_Message
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{
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protected $_parts = array();
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protected $_mime = null;
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/**
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* Returns the list of all Zend_Mime_Parts in the message
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*
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* @return array of Zend_Mime_Part
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*/
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public function getParts()
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{
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return $this->_parts;
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}
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/**
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* Sets the given array of Zend_Mime_Parts as the array for the message
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*
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* @param array $parts
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*/
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public function setParts($parts)
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{
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$this->_parts = $parts;
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}
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/**
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* Append a new Zend_Mime_Part to the current message
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*
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* @param Zend_Mime_Part $part
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*/
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public function addPart(Zend_Mime_Part $part)
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{
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/**
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* @todo check for duplicate object handle
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*/
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$this->_parts[] = $part;
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}
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/**
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* Check if message needs to be sent as multipart
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* MIME message or if it has only one part.
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*
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* @return boolean
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*/
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public function isMultiPart()
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{
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return (count($this->_parts) > 1);
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}
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/**
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* Set Zend_Mime object for the message
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*
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* This can be used to set the boundary specifically or to use a subclass of
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* Zend_Mime for generating the boundary.
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*
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* @param Zend_Mime $mime
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*/
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public function setMime(Zend_Mime $mime)
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{
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$this->_mime = $mime;
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}
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/**
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* Returns the Zend_Mime object in use by the message
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*
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* If the object was not present, it is created and returned. Can be used to
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* determine the boundary used in this message.
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*
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* @return Zend_Mime
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*/
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public function getMime()
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{
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if ($this->_mime === null) {
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$this->_mime = new Zend_Mime();
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}
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return $this->_mime;
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}
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/**
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* Generate MIME-compliant message from the current configuration
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*
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* This can be a multipart message if more than one MIME part was added. If
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* only one part is present, the content of this part is returned. If no
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* part had been added, an empty string is returned.
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*
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* Parts are seperated by the mime boundary as defined in Zend_Mime. If
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* {@link setMime()} has been called before this method, the Zend_Mime
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* object set by this call will be used. Otherwise, a new Zend_Mime object
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* is generated and used.
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*
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* @param string $EOL EOL string; defaults to {@link Zend_Mime::LINEEND}
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* @return string
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*/
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public function generateMessage($EOL = Zend_Mime::LINEEND)
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{
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if (! $this->isMultiPart()) {
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$body = array_shift($this->_parts);
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$body = $body->getContent($EOL);
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} else {
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$mime = $this->getMime();
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$boundaryLine = $mime->boundaryLine($EOL);
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$body = 'This is a message in Mime Format. If you see this, '
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. "your mail reader does not support this format." . $EOL;
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foreach (array_keys($this->_parts) as $p) {
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$body .= $boundaryLine
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. $this->getPartHeaders($p, $EOL)
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. $EOL
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. $this->getPartContent($p, $EOL);
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}
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$body .= $mime->mimeEnd($EOL);
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}
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return trim($body);
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}
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/**
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* Get the headers of a given part as an array
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*
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* @param int $partnum
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* @return array
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*/
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public function getPartHeadersArray($partnum)
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{
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return $this->_parts[$partnum]->getHeadersArray();
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}
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/**
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* Get the headers of a given part as a string
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*
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* @param int $partnum
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* @return string
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*/
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public function getPartHeaders($partnum, $EOL = Zend_Mime::LINEEND)
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{
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return $this->_parts[$partnum]->getHeaders($EOL);
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}
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/**
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* Get the (encoded) content of a given part as a string
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*
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* @param int $partnum
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* @return string
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*/
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public function getPartContent($partnum, $EOL = Zend_Mime::LINEEND)
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{
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return $this->_parts[$partnum]->getContent($EOL);
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}
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/**
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* Explode MIME multipart string into seperate parts
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*
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* Parts consist of the header and the body of each MIME part.
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*
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* @param string $body
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* @param string $boundary
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* @return array
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*/
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protected static function _disassembleMime($body, $boundary)
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{
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$start = 0;
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$res = array();
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// find every mime part limiter and cut out the
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// string before it.
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// the part before the first boundary string is discarded:
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$p = strpos($body, '--'.$boundary."\n", $start);
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if ($p === false) {
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// no parts found!
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return array();
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}
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// position after first boundary line
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$start = $p + 3 + strlen($boundary);
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while (($p = strpos($body, '--' . $boundary . "\n", $start)) !== false) {
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$res[] = substr($body, $start, $p-$start);
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$start = $p + 3 + strlen($boundary);
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}
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// no more parts, find end boundary
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$p = strpos($body, '--' . $boundary . '--', $start);
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if ($p===false) {
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throw new Zend_Exception('Not a valid Mime Message: End Missing');
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}
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// the remaining part also needs to be parsed:
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$res[] = substr($body, $start, $p-$start);
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return $res;
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}
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/**
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* Decodes a MIME encoded string and returns a Zend_Mime_Message object with
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* all the MIME parts set according to the given string
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*
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* @param string $message
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* @param string $boundary
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* @param string $EOL EOL string; defaults to {@link Zend_Mime::LINEEND}
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* @return Zend_Mime_Message
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*/
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public static function createFromMessage($message, $boundary, $EOL = Zend_Mime::LINEEND)
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{
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require_once 'Zend/Mime/Decode.php';
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$parts = Zend_Mime_Decode::splitMessageStruct($message, $boundary, $EOL);
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$res = new self();
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foreach ($parts as $part) {
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// now we build a new MimePart for the current Message Part:
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$newPart = new Zend_Mime_Part($part['body']);
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foreach ($part['header'] as $key => $value) {
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/**
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* @todo check for characterset and filename
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*/
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switch(strtolower($key)) {
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case 'content-type':
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$newPart->type = $value;
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break;
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case 'content-transfer-encoding':
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$newPart->encoding = $value;
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break;
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case 'content-id':
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$newPart->id = trim($value,'<>');
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break;
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case 'content-disposition':
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$newPart->disposition = $value;
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break;
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case 'content-description':
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$newPart->description = $value;
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break;
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case 'content-location':
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$newPart->location = $value;
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break;
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case 'content-language':
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$newPart->language = $value;
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break;
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default:
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throw new Zend_Exception('Unknown header ignored for MimePart:' . $key);
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}
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}
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$res->addPart($newPart);
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}
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return $res;
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}
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}
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