/**
* Clean up iCal messages from Outlook.
*
* @param string $fqhostname The name of this host.
* @param string $sender The mail address of the sender.
* @param array $recipients The recipients of the message.
* @param string $origfrom The mail address of the original sender.
* @param string $subject The mail subject.
* @param string $tmpfname Path to the temporary message store.
*
* @return boolena|PEAR_Error True if the message was successfully rewritten.
*/
function embedICal($fqhostname, $sender, $recipients, $origfrom, $subject, $tmpfname, $transport)
{
Horde::log(sprintf("Encapsulating iCal message forwarded by %s", $sender), 'DEBUG');
$forwardtext = "This is an invitation forwarded by outlook and\n" . "was rectified by the Kolab server.\n" . "The invitation was originally sent by\n%s.\n\n" . "Diese Einladung wurde von Outlook weitergeleitet\n" . "und vom Kolab-Server in gute Form gebracht.\n" . "Die Einladung wurde ursprünglich von\n%s geschickt.\n";
// Read in message text
$requestText = '';
$handle = @fopen($tmpfname, "r");
if ($handle === false) {
$msg = $php_errormsg;
return PEAR::raiseError(sprintf("Error: Could not open %s for writing: %s", $tmpfname, $msg), OUT_LOG | EX_IOERR);
}
while (!feof($handle)) {
$requestText .= fread($handle, 8192);
}
fclose($handle);
// Parse existing message
list($headers, $mime) = Kolab_Filter_Outlook::_mimeParse($requestText);
$parts = $mime->contentTypeMap();
if (count($parts) != 1 || $parts[1] != 'text/calendar') {
Horde::log("Message does not contain exactly one toplevel text/calendar part, passing through.", 'DEBUG');
return false;
}
$basepart = $mime->getBasePart();
// Construct new MIME message with original message attached
$toppart = new MIME_Message();
$dorigfrom = Mail_mimeDecode::_decodeHeader($origfrom);
$textpart = new MIME_Part('text/plain', sprintf($forwardtext, $dorigfrom, $dorigfrom), 'UTF-8');
$ical_txt = $basepart->transferDecode();
Kolab_Filter_Outlook::_addOrganizer($ical_txt, $dorigfrom);
$msgpart = new MIME_Part($basepart->getType(), Kolab_Filter_Outlook::_recodeToAscii($ical_txt), $basepart->getCharset());
$toppart->addPart($textpart);
$toppart->addPart($msgpart);
// Build the reply headers.
$msg_headers = new MIME_Headers();
Kolab_Filter_Outlook::_copyHeader('Received', $msg_headers, $headers);
//$msg_headers->addReceivedHeader();
$msg_headers->addMessageIdHeader();
Kolab_Filter_Outlook::_copyHeader('Date', $msg_headers, $headers);
Kolab_Filter_Outlook::_copyHeader('Resent-Date', $msg_headers, $headers);
Kolab_Filter_Outlook::_copyHeader('Subject', $msg_headers, $headers);
$msg_headers->addHeader('From', $sender);
$msg_headers->addHeader('To', join(', ', $recipients));
$msg_headers->addHeader('X-Kolab-Forwarded', 'TRUE');
$msg_headers->addMIMEHeaders($toppart);
Kolab_Filter_Outlook::_copyHeader('Content-Transfer-Encoding', $msg_headers, $headers);
if (is_object($msg_headers)) {
$headerArray = $toppart->encode($msg_headers->toArray(), $toppart->getCharset());
} else {
$headerArray = $toppart->encode($msg_headers, $toppart->getCharset());
}
return Kolab_Filter_Outlook::_inject($toppart, $recipients, $msg_headers, $sender, $transport);
}
