PHP Horde_Mime_Part::setDispositionParameter方法代码示例

 private function load()
 {
     $headers = [];
     $fetch_query = new \Horde_Imap_Client_Fetch_Query();
     $fetch_query->bodyPart($this->attachmentId);
     $fetch_query->mimeHeader($this->attachmentId);
     $headers = array_merge($headers, ['importance', 'list-post', 'x-priority']);
     $headers[] = 'content-type';
     $fetch_query->headers('imp', $headers, ['cache' => true]);
     // $list is an array of Horde_Imap_Client_Data_Fetch objects.
     $ids = new \Horde_Imap_Client_Ids($this->messageId);
     $headers = $this->conn->fetch($this->mailBox, $fetch_query, ['ids' => $ids]);
     /** @var $fetch Horde_Imap_Client_Data_Fetch */
     if (!isset($headers[$this->messageId])) {
         throw new DoesNotExistException('Unable to load the attachment.');
     }
     $fetch = $headers[$this->messageId];
     $mimeHeaders = $fetch->getMimeHeader($this->attachmentId, Horde_Imap_Client_Data_Fetch::HEADER_PARSE);
     $this->mimePart = new \Horde_Mime_Part();
     // To prevent potential problems with the SOP we serve all files with the
     // MIME type "application/octet-stream"
     $this->mimePart->setType('application/octet-stream');
     // Serve all files with a content-disposition of "attachment" to prevent Cross-Site Scripting
     $this->mimePart->setDisposition('attachment');
     // Extract headers from part
     $contentDisposition = $mimeHeaders->getValue('content-disposition', \Horde_Mime_Headers::VALUE_PARAMS);
     if (!is_null($contentDisposition)) {
         $vars = ['filename'];
         foreach ($contentDisposition as $key => $val) {
             if (in_array($key, $vars)) {
                 $this->mimePart->setDispositionParameter($key, $val);
             }
         }
     } else {
         $contentDisposition = $mimeHeaders->getValue('content-type', \Horde_Mime_Headers::VALUE_PARAMS);
         $vars = ['name'];
         foreach ($contentDisposition as $key => $val) {
             if (in_array($key, $vars)) {
                 $this->mimePart->setContentTypeParameter($key, $val);
             }
         }
     }
     /* Content transfer encoding. */
     if ($tmp = $mimeHeaders->getValue('content-transfer-encoding')) {
         $this->mimePart->setTransferEncoding($tmp);
     }
     $body = $fetch->getBodyPart($this->attachmentId);
     $this->mimePart->setContents($body);
 }

 /**
  * Recursively parse BODYSTRUCTURE data from a FETCH return (see
  * RFC 3501 [7.4.2]).
  *
  * @param Horde_Imap_Client_Tokenize $data  Data returned from the server.
  *
  * @return Horde_Mime_Part  Mime part object.
  */
 protected function _parseBodystructure(Horde_Imap_Client_Tokenize $data)
 {
     $ob = new Horde_Mime_Part();
     // If index 0 is an array, this is a multipart part.
     if (($entry = $data->next()) === true) {
         do {
             $ob->addPart($this->_parseBodystructure($data));
         } while (($entry = $data->next()) === true);
         // The subpart type.
         $ob->setType('multipart/' . $entry);
         // After the subtype is further extension information. This
         // information MAY appear for BODYSTRUCTURE requests.
         // This is parameter information.
         if (($tmp = $data->next()) === false) {
             return $ob;
         } elseif ($tmp === true) {
             foreach ($this->_parseStructureParams($data, 'content-type') as $key => $val) {
                 $ob->setContentTypeParameter($key, $val);
             }
         }
     } else {
         $ob->setType($entry . '/' . $data->next());
         if ($data->next() === true) {
             foreach ($this->_parseStructureParams($data, 'content-type') as $key => $val) {
                 $ob->setContentTypeParameter($key, $val);
             }
         }
         if (!is_null($tmp = $data->next())) {
             $ob->setContentId($tmp);
         }
         if (!is_null($tmp = $data->next())) {
             $ob->setDescription(Horde_Mime::decode($tmp));
         }
         if (!is_null($tmp = $data->next())) {
             $ob->setTransferEncoding($tmp);
         }
         $ob->setBytes($data->next());
         // If the type is 'message/rfc822' or 'text/*', several extra
         // fields are included
         switch ($ob->getPrimaryType()) {
             case 'message':
                 if ($ob->getSubType() == 'rfc822') {
                     if ($data->next() === true) {
                         // Ignore: envelope
                         $data->flushIterator(false);
                     }
                     if ($data->next() === true) {
                         $ob->addPart($this->_parseBodystructure($data));
                     }
                     $data->next();
                     // Ignore: lines
                 }
                 break;
             case 'text':
                 $data->next();
                 // Ignore: lines
                 break;
         }
         // After the subtype is further extension information. This
         // information MAY appear for BODYSTRUCTURE requests.
         // Ignore: MD5
         if ($data->next() === false) {
             return $ob;
         }
     }
     // This is disposition information
     if (($tmp = $data->next()) === false) {
         return $ob;
     } elseif ($tmp === true) {
         $ob->setDisposition($data->next());
         if ($data->next() === true) {
             foreach ($this->_parseStructureParams($data, 'content-disposition') as $key => $val) {
                 $ob->setDispositionParameter($key, $val);
             }
         }
         $data->next();
     }
     // This is language information. It is either a single value or a list
     // of values.
     if (($tmp = $data->next()) === false) {
         return $ob;
     } elseif (!is_null($tmp)) {
         $ob->setLanguage($tmp === true ? $data->flushIterator() : $tmp);
     }
     // Ignore location (RFC 2557) and consume closing paren.
     $data->flushIterator(false);
     return $ob;
 }

//.........这里部分代码省略.........
                             }
                             $mime_message->_generateIdMap($mime_message->_parts);
                         }
                     }
                 }
             }
         }
         $object = array_merge($old_object, $object);
         if (isset($attachments)) {
             foreach ($mime_message->getParts() as $part) {
                 $name = $part->getName();
                 foreach ($attachments as $attachment) {
                     if ($name === $attachment) {
                         $object['_attachments'][$attachment]['id'] = $part->getMimeId();
                     }
                 }
             }
         }
         /** Copy email header */
         if (!empty($mime_headers) && !$mime_headers === false) {
             foreach ($mime_headers as $header => $value) {
                 $new_headers->addheader($header, $value);
             }
         }
     } else {
         $mime_message = $this->_prepareNewMessage($new_headers);
         $mime_part_id = false;
     }
     if (isset($object['_attachments'])) {
         $attachments = array_keys($object['_attachments']);
         foreach ($attachments as $attachment) {
             $data = $object['_attachments'][$attachment];
             if (!isset($data['content']) && !isset($data['path'])) {
                 /**
                  * There no new content and no new path. Do not rewrite the
                  * attachment.
                  */
                 continue;
             }
             $part = new Horde_Mime_Part();
             $part->setType(isset($data['type']) ? $data['type'] : null);
             $part->setContents(isset($data['content']) ? $data['content'] : file_get_contents($data['path']));
             $part->setCharset('UTF-8');
             $part->setTransferEncoding('quoted-printable');
             $part->setDisposition('attachment');
             $part->setName($attachment);
             if (!isset($data['id'])) {
                 $mime_message->addPart($part);
             } else {
                 $mime_message->alterPart($data['id'], $part);
             }
         }
     }
     foreach ($formats as $type) {
         $new_content = $handlers[$type]->save($object);
         if (is_a($new_content, 'PEAR_Error')) {
             return $new_content;
         }
         /** Update mime part */
         $part = new Horde_Mime_Part();
         $part->setType($handlers[$type]->getMimeType());
         $part->setContents($new_content);
         $part->setCharset('UTF-8');
         $part->setTransferEncoding('quoted-printable');
         $part->setDisposition($handlers[$type]->getDisposition());
         $part->setDispositionParameter('x-kolab-type', $type);
         $part->setName($handlers[$type]->getName());
         if (!isset($part_ids) || $part_ids[$type] === false) {
             $mime_message->addPart($part);
         } else {
             $mime_message->alterPart($part_ids[$type], $part);
         }
     }
     // Update email headers
     $new_headers->addHeader('From', $this->_driver->getAuth());
     $new_headers->addHeader('To', $this->_driver->getAuth());
     $new_headers->addHeader('Date', date('r'));
     $new_headers->addHeader('X-Kolab-Type', $handlers['XML']->getMimeType());
     $new_headers->addHeader('Subject', $object['uid']);
     $new_headers->addHeader('User-Agent', 'Horde::Kolab::Storage v0.2');
     $new_headers->addHeader('MIME-Version', '1.0');
     $mime_message->addMimeHeaders(array('headers' => $new_headers));
     $msg = $new_headers->toString() . $mime_message->toString(array('canonical' => true, 'headers' => false));
     // delete old email?
     if ($id != null) {
         $this->_driver->deleteMessages($this->_path, $id);
     }
     // store new email
     try {
         $result = $this->_driver->appendMessage($this->_path, $msg);
     } catch (Horde_Kolab_Storage_Exception $e) {
         if ($id != null) {
             $this->_driver->undeleteMessages($id);
         }
     }
     // remove deleted object
     if ($id != null) {
         $this->_driver->expunge($this->_path);
     }
 }

 /**
  * Recursively parse BODYSTRUCTURE data from a FETCH return (see
  * RFC 3501 [7.4.2]).
  *
  * @param array $data  The tokenized information from the server.
  *
  * @return array  The array of bodystructure information.
  */
 protected function _parseStructure($data)
 {
     $ob = new Horde_Mime_Part();
     // If index 0 is an array, this is a multipart part.
     if (is_array($data[0])) {
         // Keep going through array values until we find a non-array.
         for ($i = 0, $cnt = count($data); $i < $cnt; ++$i) {
             if (!is_array($data[$i])) {
                 break;
             }
             $ob->addPart($this->_parseStructure($data[$i]));
         }
         // The first string entry after an array entry gives us the
         // subpart type.
         $ob->setType('multipart/' . $data[$i]);
         // After the subtype is further extension information. This
         // information MAY not appear for BODYSTRUCTURE requests.
         // This is parameter information.
         if (isset($data[++$i]) && is_array($data[$i])) {
             foreach ($this->_parseStructureParams($data[$i], 'content-type') as $key => $val) {
                 $ob->setContentTypeParameter($key, $val);
             }
         }
         // This is disposition information.
         if (isset($data[++$i]) && is_array($data[$i])) {
             $ob->setDisposition($data[$i][0]);
             foreach ($this->_parseStructureParams($data[$i][1], 'content-disposition') as $key => $val) {
                 $ob->setDispositionParameter($key, $val);
             }
         }
         // This is language information. It is either a single value or
         // a list of values.
         if (isset($data[++$i])) {
             $ob->setLanguage($data[$i]);
         }
         // Ignore: location (RFC 2557)
         // There can be further information returned in the future, but
         // for now we are done.
     } else {
         $ob->setType($data[0] . '/' . $data[1]);
         foreach ($this->_parseStructureParams($data[2], 'content-type') as $key => $val) {
             $ob->setContentTypeParameter($key, $val);
         }
         if ($data[3] !== null) {
             $ob->setContentId($data[3]);
         }
         if ($data[4] !== null) {
             $ob->setDescription(Horde_Mime::decode($data[4]));
         }
         if ($data[5] !== null) {
             $ob->setTransferEncoding($data[5]);
         }
         if ($data[6] !== null) {
             $ob->setBytes($data[6]);
         }
         // If the type is 'message/rfc822' or 'text/*', several extra
         // fields are included
         switch ($ob->getPrimaryType()) {
             case 'message':
                 if ($ob->getSubType() == 'rfc822') {
                     // Ignore: envelope
                     $ob->addPart($this->_parseStructure($data[8]));
                     // Ignore: lines
                     $i = 10;
                 } else {
                     $i = 7;
                 }
                 break;
             case 'text':
                 // Ignore: lines
                 $i = 8;
                 break;
             default:
                 $i = 7;
                 break;
         }
         // After the subtype is further extension information. This
         // information MAY appear for BODYSTRUCTURE requests.
         // Ignore: MD5
         // This is disposition information
         if (isset($data[++$i]) && is_array($data[$i])) {
             $ob->setDisposition($data[$i][0]);
             foreach ($this->_parseStructureParams($data[$i][1], 'content-disposition') as $key => $val) {
                 $ob->setDispositionParameter($key, $val);
             }
         }
         // This is language information. It is either a single value or
         // a list of values.
         if (isset($data[++$i])) {
             $ob->setLanguage($data[$i]);
         }
         // Ignore: location (RFC 2557)
//.........这里部分代码省略.........

 /**
  * Parse the output from imap_fetchstructure() into a MIME Part object.
  *
  * @param object $data  Data from imap_fetchstructure().
  *
  * @return Horde_Mime_Part  A MIME Part object.
  */
 protected function _parseStructure($data)
 {
     $ob = new Horde_Mime_Part();
     $ob->setType(Horde_String::lower($data->type) . '/' . Horde_String::lower($data->subType));
     // Optional for multipart-parts, required for all others
     if (isset($data->parameters)) {
         $params = array();
         foreach ($data->parameters as $key => $value) {
             $params[Horde_String::lower($key)] = $value;
         }
         $params = Horde_Mime::decodeParam('content-type', $params);
         foreach ($params['params'] as $key => $value) {
             $ob->setContentTypeParameter($key, $value);
         }
     }
     // Optional entries. 'location' and 'language' not supported
     if (isset($data->disposition)) {
         $ob->setDisposition($data->disposition);
         if (isset($data->dparameters)) {
             $dparams = array();
             foreach ($data->dparameters as $key => $value) {
                 $dparams[Horde_String::lower($key)] = $value;
             }
             $dparams = Horde_Mime::decodeParam('content-disposition', $dparams);
             foreach ($dparams['params'] as $key => $value) {
                 $ob->setDispositionParameter($key, $value);
             }
         }
     }
     if ($ob->getPrimaryType() == 'multipart') {
         // multipart/* specific entries
         foreach ($data->subParts as $val) {
             $ob->addPart($this->_parseStructure($val));
         }
     } else {
         // Required options
         if (isset($data->partID)) {
             $ob->setContentId($data->partID);
         }
         $ob->setTransferEncoding(Horde_String::lower($data->encoding));
         $ob->setBytes($data->bytes);
         if ($ob->getType() == 'message/rfc822') {
             $ob->addPart($this->_parseStructure(reset($data->subParts)));
         }
     }
     return $ob;
 }

 /**
  * Recursively parse BODYSTRUCTURE data from a FETCH return (see
  * RFC 3501 [7.4.2]).
  *
  * @param Horde_Imap_Client_Tokenize $data  Data returned from the server.
  *
  * @return array  The array of bodystructure information.
  */
 protected function _parseBodystructure(Horde_Imap_Client_Tokenize $data)
 {
     $ob = new Horde_Mime_Part();
     // If index 0 is an array, this is a multipart part.
     if (is_object($entry = $data->rewind())) {
         // Keep going through array values until we find a non-array.
         do {
             $ob->addPart($this->_parseBodystructure($entry));
         } while (is_object($entry = $data->next()));
         // The first string entry after an array entry gives us the
         // subpart type.
         $ob->setType('multipart/' . $entry);
         // After the subtype is further extension information. This
         // information MAY not appear for BODYSTRUCTURE requests.
         // This is parameter information.
         if (is_object($tmp = $data->next())) {
             foreach ($this->_parseStructureParams($tmp, 'content-type') as $key => $val) {
                 $ob->setContentTypeParameter($key, $val);
             }
         }
     } else {
         $ob->setType($entry . '/' . $data->next());
         if (is_object($tmp = $data->next())) {
             foreach ($this->_parseStructureParams($tmp, 'content-type') as $key => $val) {
                 $ob->setContentTypeParameter($key, $val);
             }
         }
         if (!is_null($tmp = $data->next())) {
             $ob->setContentId($tmp);
         }
         if (!is_null($tmp = $data->next())) {
             $ob->setDescription(Horde_Mime::decode($tmp));
         }
         if (!is_null($tmp = $data->next())) {
             $ob->setTransferEncoding($tmp);
         }
         $ob->setBytes($data->next());
         // If the type is 'message/rfc822' or 'text/*', several extra
         // fields are included
         switch ($ob->getPrimaryType()) {
             case 'message':
                 if ($ob->getSubType() == 'rfc822') {
                     $data->next();
                     // Ignore: envelope
                     $ob->addPart($this->_parseBodystructure($data->next()));
                     $data->next();
                     // Ignore: lines
                 }
                 break;
             case 'text':
                 $data->next();
                 // Ignore: lines
                 break;
         }
         // After the subtype is further extension information. This
         // information MAY appear for BODYSTRUCTURE requests.
         $data->next();
         // Ignore: MD5
     }
     // This is disposition information
     if (is_object($tmp = $data->next())) {
         $ob->setDisposition($tmp->rewind());
         foreach ($this->_parseStructureParams($tmp->next(), 'content-disposition') as $key => $val) {
             $ob->setDispositionParameter($key, $val);
         }
     }
     // This is language information. It is either a single value or a list
     // of values.
     if (($tmp = $data->next()) !== false) {
         $ob->setLanguage($tmp);
     }
     $data->next();
     // Ignore: location (RFC 2557)
     return $ob;
 }

 /**
  * Creates a MIME object from the text of one part of a MIME message.
  *
  * @param string $header  The header text.
  * @param string $body    The body text.
  * @param array $opts     Additional options:
  * <pre>
  *   - ctype: (string) The default content-type.
  *   - forcemime: (boolean) If true, the message data is assumed to be
  *                MIME data. If not, a MIME-Version header must exist to
  *                be parsed as a MIME message.
  *   - level: (integer) Current nesting level.
  *   - no_body: (boolean) If true, don't set body contents of parts.
  * </pre>
  *
  * @return Horde_Mime_Part  The MIME part object.
  */
 protected static function _getStructure($header, $body, array $opts = array())
 {
     $opts = array_merge(array('ctype' => 'text/plain', 'forcemime' => false, 'level' => 0, 'no_body' => false), $opts);
     /* Parse headers text into a Horde_Mime_Headers object. */
     $hdrs = Horde_Mime_Headers::parseHeaders($header);
     $ob = new Horde_Mime_Part();
     /* This is not a MIME message. */
     if (!$opts['forcemime'] && !isset($hdrs['MIME-Version'])) {
         $ob->setType('text/plain');
         if ($len = strlen($body)) {
             if ($opts['no_body']) {
                 $ob->setBytes($len);
             } else {
                 $ob->setContents($body);
             }
         }
         return $ob;
     }
     /* Content type. */
     if ($tmp = $hdrs['Content-Type']) {
         $ob->setType($tmp->value);
         foreach ($tmp->params as $key => $val) {
             $ob->setContentTypeParameter($key, $val);
         }
     } else {
         $ob->setType($opts['ctype']);
     }
     /* Content transfer encoding. */
     if ($tmp = $hdrs['Content-Transfer-Encoding']) {
         $ob->setTransferEncoding(strval($tmp));
     }
     /* Content-Description. */
     if ($tmp = $hdrs['Content-Description']) {
         $ob->setDescription(strval($tmp));
     }
     /* Content-Disposition. */
     if ($tmp = $hdrs['Content-Disposition']) {
         $ob->setDisposition($tmp->value);
         foreach ($tmp->params as $key => $val) {
             $ob->setDispositionParameter($key, $val);
         }
     }
     /* Content-Duration */
     if ($tmp = $hdrs['Content-Duration']) {
         $ob->setDuration(strval($tmp));
     }
     /* Content-ID. */
     if ($tmp = $hdrs['Content-Id']) {
         $ob->setContentId(strval($tmp));
     }
     if (($len = strlen($body)) && $ob->getPrimaryType() != 'multipart') {
         if ($opts['no_body']) {
             $ob->setBytes($len);
         } else {
             $ob->setContents($body);
         }
     }
     if (++$opts['level'] >= self::NESTING_LIMIT) {
         return $ob;
     }
     /* Process subparts. */
     switch ($ob->getPrimaryType()) {
         case 'message':
             if ($ob->getSubType() == 'rfc822') {
                 $ob[] = self::parseMessage($body, array('forcemime' => true, 'no_body' => $opts['no_body']));
             }
             break;
         case 'multipart':
             $boundary = $ob->getContentTypeParameter('boundary');
             if (!is_null($boundary)) {
                 foreach (self::_findBoundary($body, 0, $boundary) as $val) {
                     if (!isset($val['length'])) {
                         break;
                     }
                     $subpart = substr($body, $val['start'], $val['length']);
                     $hdr_pos = self::_findHeader($subpart, self::EOL);
                     $ob[] = self::_getStructure(substr($subpart, 0, $hdr_pos), substr($subpart, $hdr_pos + 2), array('ctype' => $ob->getSubType() == 'digest' ? 'message/rfc822' : 'text/plain', 'forcemime' => true, 'level' => $opts['level'], 'no_body' => $opts['no_body']));
                 }
             }
             break;
     }
     return $ob;
 }

 /**
  * Embed the Kolab content into a new MIME Part.
  *
  * @param resource $content The Kolab content.
  *
  * @return Horde_Mime_Part The MIME part that encapsules the Kolab content.
  */
 protected function createFreshKolabPart($content)
 {
     $part = new Horde_Mime_Part();
     $part->setCharset('utf-8');
     $part->setDisposition('inline');
     $part->setDispositionParameter('x-kolab-type', 'xml');
     $part->setName('kolab.xml');
     $part->setType(Horde_Kolab_Storage_Object_MimeType::getMimeTypeFromObjectType($this->getType()));
     $part->setContents($content, array('encoding' => 'quoted-printable'));
     return $part;
 }

 public function testNullCharactersNotAllowedInMimeHeaderData()
 {
     $part = new Horde_Mime_Part();
     $part->setType("text/plain");
     $this->assertEquals('text/plain', $part->getType());
     $part->setDisposition("inline");
     $this->assertEquals('inline', $part->getDisposition());
     $part->setDispositionParameter('size', '123' . "" . '456');
     $this->assertEquals(123456, $part->getDispositionParameter('size'));
     $part->setDispositionParameter('foo', "foobar");
     $this->assertEquals('foobar', $part->getDispositionParameter('foo'));
     $part->setCharset("utf-8");
     $this->assertEquals('utf-8', $part->getCharset());
     $part->setName("foobar");
     $this->assertEquals('foobar', $part->getName());
     $this->assertEquals('foobar', $part->getDispositionParameter('filename'));
     $this->assertEquals('foobar', $part->getContentTypeParameter('name'));
     $part->setLanguage("en");
     $this->assertEquals(array('en'), $part->getLanguage());
     $part->setLanguage(array("en", "de"));
     $this->assertEquals(array('en', 'de'), $part->getLanguage());
     $part->setDuration('123' . "" . '456');
     $this->assertEquals(123456, $part->getDuration());
     $part->setBytes('123' . "" . '456');
     $this->assertEquals(123456, $part->getBytes());
     $part->setDescription("foobar");
     $this->assertEquals('foobar', $part->getDescription());
     $part->setContentTypeParameter('foo', "foobar");
     $this->assertEquals('foobar', $part->getContentTypeParameter('foo'));
     $part->setContentId("foobar");
     $this->assertEquals('foobar', $part->getContentId());
 }

 /**
  * Creates a structure object from the text of one part of a MIME message.
  *
  * @param string $header      The header text.
  * @param string $body        The body text.
  * @param string $ctype       The default content-type.
  * @param boolean $forcemime  If true, the message data is assumed to be
  *                            MIME data. If not, a MIME-Version header
  *                            must exist to be parsed as a MIME message.
  *
  * @return Horde_Mime_Part  TODO
  */
 protected static function _getStructure($header, $body, $ctype = 'application/octet-stream', $forcemime = false)
 {
     /* Parse headers text into a Horde_Mime_Headers object. */
     $hdrs = Horde_Mime_Headers::parseHeaders($header);
     $ob = new Horde_Mime_Part();
     /* This is not a MIME message. */
     if (!$forcemime && !$hdrs->getValue('mime-version')) {
         $ob->setType('text/plain');
         if (!empty($body)) {
             $ob->setContents($body);
             $ob->setBytes(strlen(str_replace(array("\r\n", "\n"), array("\n", "\r\n"), $body)));
         }
         return $ob;
     }
     /* Content type. */
     if ($tmp = $hdrs->getValue('content-type', Horde_Mime_Headers::VALUE_BASE)) {
         $ob->setType($tmp);
         $ctype_params = $hdrs->getValue('content-type', Horde_Mime_Headers::VALUE_PARAMS);
         foreach ($ctype_params as $key => $val) {
             $ob->setContentTypeParameter($key, $val);
         }
     } else {
         $ob->setType($ctype);
         $ctype_params = array();
     }
     /* Content transfer encoding. */
     if ($tmp = $hdrs->getValue('content-transfer-encoding')) {
         $ob->setTransferEncoding($tmp);
     }
     /* Content-Description. */
     if ($tmp = $hdrs->getValue('content-description')) {
         $ob->setDescription($tmp);
     }
     /* Content-Disposition. */
     if ($tmp = $hdrs->getValue('content-disposition', Horde_Mime_Headers::VALUE_BASE)) {
         $ob->setDisposition($tmp);
         foreach ($hdrs->getValue('content-disposition', Horde_Mime_Headers::VALUE_PARAMS) as $key => $val) {
             $ob->setDispositionParameter($key, $val);
         }
     }
     /* Content-Duration */
     if ($tmp = $hdrs->getValue('content-duration')) {
         $ob->setDuration($tmp);
     }
     /* Content-ID. */
     if ($tmp = $hdrs->getValue('content-id')) {
         $ob->setContentId($tmp);
     }
     /* Get file size (if 'body' text is set). */
     if (!empty($body) && $ob->getPrimaryType() != 'multipart') {
         $ob->setContents($body);
         if ($ob->getType() != '/message/rfc822') {
             $ob->setBytes(strlen(str_replace(array("\r\n", "\n"), array("\n", "\r\n"), $body)));
         }
     }
     /* Process subparts. */
     switch ($ob->getPrimaryType()) {
         case 'message':
             if ($ob->getSubType() == 'rfc822') {
                 $ob->addPart(self::parseMessage($body, array('forcemime' => true)));
             }
             break;
         case 'multipart':
             if (isset($ctype_params['boundary'])) {
                 $b_find = self::_findBoundary($body, 0, $ctype_params['boundary']);
                 foreach ($b_find as $val) {
                     $subpart = substr($body, $val['start'], $val['length']);
                     list($hdr_pos, $eol) = self::_findHeader($subpart);
                     $ob->addPart(self::_getStructure(substr($subpart, 0, $hdr_pos), substr($subpart, $hdr_pos + $eol), $ob->getSubType() == 'digest' ? 'message/rfc822' : 'text/plain', true));
                 }
             }
             break;
     }
     return $ob;
 }

 /**
  * Parse the output from imap_fetchstructure() into a MIME Part object.
  *
  * @param object $data  Data from imap_fetchstructure().
  *
  * @return Horde_Mime_Part  A MIME Part object.
  */
 protected function _parseStructure($data)
 {
     $ob = new Horde_Mime_Part();
     $ob->setType($this->_mimeTypes[$data->type] . '/' . ($data->ifsubtype ? strtolower($data->subtype) : Horde_Mime_Part::UNKNOWN));
     // Optional for multipart-parts, required for all others
     if ($data->ifparameters) {
         $params = array();
         foreach ($data->parameters as $val) {
             $params[$val->attribute] = $val->value;
         }
         $params = Horde_Mime::decodeParam('content-type', $params);
         foreach ($params['params'] as $key => $val) {
             $ob->setContentTypeParameter($key, $val);
         }
     }
     // Optional entries. 'location' and 'language' not supported
     if ($data->ifdisposition) {
         $ob->setDisposition($data->disposition);
         if ($data->ifdparameters) {
             $dparams = array();
             foreach ($data->dparameters as $val) {
                 $dparams[$val->attribute] = $val->value;
             }
             $dparams = Horde_Mime::decodeParam('content-disposition', $dparams);
             foreach ($dparams['params'] as $key => $val) {
                 $ob->setDispositionParameter($key, $val);
             }
         }
     }
     if ($ob->getPrimaryType() == 'multipart') {
         // multipart/* specific entries
         foreach ($data->parts as $val) {
             $ob->addPart($this->_parseStructure($val));
         }
     } else {
         // Required options
         if ($data->ifid) {
             $ob->setContentId($data->id);
         }
         if ($data->ifdescription) {
             $ob->setDescription(Horde_Mime::decode($data->description));
         }
         $ob->setTransferEncoding($this->_mimeEncodings[$data->encoding]);
         $ob->setBytes($data->bytes);
         if ($ob->getType() == 'message/rfc822') {
             $ob->addPart($this->_parseStructure(reset($data->parts)));
         }
     }
     return $ob;
 }