/**
* Build message and encode it (signing and/or crypting)
*
*/
public function encode()
{
if (!$this->getPartnerFrom() instanceof Partner || !$this->getPartnerTo() instanceof Partner) {
throw new AS2Exception('Object not properly initialized');
}
// initialisation
$this->mic_checksum = false;
$this->setMessageId(self::generateMessageID($this->getPartnerFrom()));
// chargement et construction du message
$files = $this->getFiles();
// initial message creation : mime_part
// TODO : use adapter to build multipart file
try {
// managing all files (parts)
$parts = array();
foreach ($files as $file) {
$mime_part = new Horde_MIME_Part($file['mimetype']);
$mime_part->setContents(file_get_contents($file['path']));
$mime_part->setName($file['filename']);
if ($file['encoding']) {
$mime_part->setTransferEncoding($file['encoding']);
}
$parts[] = $mime_part;
}
if (count($parts) > 1) {
// handling multipart file
$mime_part = new Horde_MIME_Part('multipart/mixed');
foreach ($parts as $part) {
$mime_part->addPart($part);
}
} else {
// handling mono part (body)
$mime_part = $parts[0];
}
$file = Adapter::getTempFilename();
file_put_contents($file, $mime_part->toString());
} catch (Exception $e) {
throw $e;
return false;
}
// signing file if wanted by Partner_To
if ($this->getPartnerTo()->sec_signature_algorithm != Partner::SIGN_NONE) {
try {
$file = $this->adapter->sign($file, $this->getPartnerTo()->send_compress, $this->getPartnerTo()->send_encoding);
$this->is_signed = true;
//echo file_get_contents($file);
$this->mic_checksum = $this->getMicChecksum($file);
} catch (Exception $e) {
throw $e;
return false;
}
}
// crypting file if wanted by Partner_To
if ($this->getPartnerTo()->sec_encrypt_algorithm != Partner::CRYPT_NONE) {
try {
$file = $this->adapter->encrypt($file);
$this->is_crypted = true;
} catch (Exception $e) {
throw $e;
return false;
}
}
$this->path = $file;
/*if ($mime_part->getTransferEncoding() == 'base64'){
file_put_contents($this->path, base64_decode($mime_part->toString(false)));
}
else{
file_put_contents($this->path, $mime_part->toString());
}*/
// headers setup
$headers = array('AS2-From' => '"' . $this->getPartnerFrom()->id . '"', 'AS2-To' => '"' . $this->getPartnerTo()->id . '"', 'AS2-Version' => '1.0', 'From' => $this->getPartnerFrom()->email, 'Subject' => $this->getPartnerFrom()->send_subject, 'Message-ID' => $this->getMessageId(), 'Mime-Version' => '1.0', 'Disposition-Notification-To' => $this->getPartnerFrom()->send_url, 'Recipient-Address' => $this->getPartnerTo()->send_url, 'User-Agent' => 'AS2Secure - PHP Lib for AS2 message encoding / decoding');
if ($this->getPartnerTo()->mdn_signed) {
$headers['Disposition-Notification-Options'] = 'signed-receipt-protocol=optional, pkcs7-signature; signed-receipt-micalg=optional, sha1';
}
if ($this->getPartnerTo()->mdn_request == Partner::ACK_ASYNC) {
$headers['Receipt-Delivery-Option'] = $this->getPartnerFrom()->send_url;
}
$this->headers = new Header($headers);
// look for additionnal headers from message
// eg : content-type
$content = file_get_contents($this->path);
$this->headers->addHeadersFromMessage($content);
if (strpos($content, "\n\n") !== false) {
$content = substr($content, strpos($content, "\n\n") + 2);
}
file_put_contents($this->path, $content);
return true;
}
/**
* Retrieve a specific MIME part.
*
* @param string $id The MIME_Part ID string.
*
* @return MIME_Part The MIME_Part requested, or false if the part
* doesn't exist.
*/
public function &getPart($id)
{
if ($this->_build) {
$part = parent::getPart($id);
} else {
$this->buildMessage();
$part = $this->getPart($id);
}
if (is_a($part, 'Horde_MIME_Message')) {
$newpart =& new Horde_MIME_Part();
$skip = array('_build', '_defaultServer');
foreach (array_keys(get_object_vars($part)) as $key) {
/* Ignore local variables that aren't a part of the original
* class. */
if (!in_array($key, $skip)) {
$newpart->{$key} =& $part->{$key};
}
}
return $newpart;
} else {
return $part;
}
}
/**
* Encode and generate MDN from attributes and message (if exists)
*
* @param object $message The refering message
*/
public function encode($message = null)
{
// container
$container = new Horde_MIME_Part('multipart/report', ' ');
// first part
$text = new Horde_MIME_Part('text/plain', $this->getMessage(), MIME_DEFAULT_CHARSET, null, '7bit');
// add human readable message
$container->addPart($text);
// second part
$lines = new Header();
$lines->addHeader('Reporting-UA', 'AS2Secure - PHP Lib for AS2 message encoding / decoding');
if ($this->getPartnerFrom()) {
$lines->addHeader('Original-Recipient', 'rfc822; "' . $this->getPartnerFrom()->id . '"');
$lines->addHeader('Final-Recipient', 'rfc822; "' . $this->getPartnerFrom()->id . '"');
}
$lines->addHeader('Original-Message-ID', $this->getAttribute('original-message-id'));
$lines->addHeader('Disposition', $this->getAttribute('action-mode') . '/' . $this->getAttribute('sending-mode') . '; ' . $this->getAttribute('disposition-type'));
if ($this->getAttribute('disposition-type') != self::TYPE_PROCESSED) {
$lines->addHeader('Disposition', $lines->getHeader('Disposition') . ': ' . $this->getAttribute('disposition-modifier'));
}
if ($this->getAttribute('received-content-mic')) {
$lines->addHeader('Received-Content-MIC', $this->getAttribute('received-content-mic'));
}
// build computer readable message
$mdn = new Horde_MIME_Part('message/disposition-notification', $lines, MIME_DEFAULT_CHARSET, null, '7bit');
$container->addPart($mdn);
$this->setMessageId(self::generateMessageID($this->getPartnerFrom()));
// headers setup
$this->headers = new Header(array('AS2-Version' => '1.0', 'Message-ID' => $this->getMessageId(), 'Mime-Version' => '1.0', 'Server' => 'AS2Secure - PHP Lib for AS2 message encoding / decoding', 'User-Agent' => 'AS2Secure - PHP Lib for AS2 message encoding / decoding'));
$this->headers->addHeaders($container->header());
if ($this->getPartnerFrom()) {
$headers_from = array('AS2-From' => '"' . $this->getPartnerFrom()->id . '"', 'From' => $this->getPartnerFrom()->email, 'Subject' => $this->getPartnerFrom()->mdn_subject, 'Disposition-Notification-To' => $this->getPartnerFrom()->send_url);
$this->headers->addHeaders($headers_from);
}
if ($this->getPartnerTo()) {
$headers_to = array('AS2-To' => '"' . $this->getPartnerTo()->id . '"', 'Recipient-Address' => $this->getPartnerTo()->send_url);
$this->headers->addHeaders($headers_to);
}
if ($message && ($url = $message->getHeader('Receipt-Delivery-Option')) && $this->getPartnerFrom()) {
$this->url = $url;
$this->headers->addHeader('Recipient-Address', $this->getPartnerFrom()->send_url);
}
$this->path = Adapter::getTempFilename();
// signing if requested
if ($message && $message->getHeader('Disposition-Notification-Options')) {
file_put_contents($this->path, $container->toCanonicalString(true));
$this->path = $this->adapter->sign($this->path);
$content = file_get_contents($this->path);
$this->headers->addHeadersFromMessage($content);
// TODO : replace with futur AS2MimePart to separate content from header
if (strpos($content, "\n\n") !== false) {
$content = substr($content, strpos($content, "\n\n") + 2);
}
file_put_contents($this->path, ltrim($content));
} else {
file_put_contents($this->path, $container->toCanonicalString(false));
$content = $container->toString();
}
}
