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+<?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) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ */
+
+
+/**
+ * Zend_Mime
+ */
+require_once 'Zend/Mime.php';
+
+/**
+ * Zend_Mime_Part
+ */
+require_once 'Zend/Mime/Part.php';
+
+
+/**
+ * @category Zend
+ * @package Zend_Mime
+ * @copyright Copyright (c) 2005-2008 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;
+ }
+}
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