Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
Showing
2 changed files
with
187 additions
and
76 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,175 @@ | ||
| <?php | ||
| /** | ||
| * Horde_ActiveSync_Mime:: | ||
| * | ||
| * @license http://www.horde.org/licenses/gpl GPLv2 | ||
| * NOTE: According to sec. 8 of the GENERAL PUBLIC LICENSE (GPL), | ||
| * Version 2, the distribution of the Horde_ActiveSync module in or | ||
| * to the United States of America is excluded from the scope of this | ||
| * license. | ||
| * @copyright 2012-2014 Horde LLC (http://www.horde.org) | ||
| * @author Michael J Rubinsky <mrubinsk@horde.org> | ||
| * @package ActiveSync | ||
| */ | ||
| /** | ||
| * This class provides some base functionality for dealing with MIME objects in | ||
| * the context of ActiveSync requests. | ||
| * | ||
| * @license http://www.horde.org/licenses/gpl GPLv2 | ||
| * NOTE: According to sec. 8 of the GENERAL PUBLIC LICENSE (GPL), | ||
| * Version 2, the distribution of the Horde_ActiveSync module in or | ||
| * to the United States of America is excluded from the scope of this | ||
| * license. | ||
| * @copyright 2012-2014 Horde LLC (http://www.horde.org) | ||
| * @author Michael J Rubinsky <mrubinsk@horde.org> | ||
| * @package ActiveSync | ||
| */ | ||
| class Horde_ActiveSync_Mime | ||
| { | ||
|
|
||
| protected $_base; | ||
|
|
||
| protected $_hasAttachments; | ||
|
|
||
|
|
||
| public function __construct(Horde_Mime_Part $mime) | ||
| { | ||
| $this->_base = $mime; | ||
| } | ||
|
|
||
| public function __get($property) | ||
| { | ||
| switch ($property) { | ||
| case 'base': | ||
| return $this->_base; | ||
| } | ||
| return $this->_base->property; | ||
| } | ||
|
|
||
| public function __call($method, $params) | ||
| { | ||
| if (is_callable(array($this->_base, $method))) { | ||
| return call_user_func_array(array($this->_base, $method), $params); | ||
| } | ||
|
|
||
| throw new InvalidArgumentException(); | ||
| } | ||
|
|
||
| /** | ||
| * Return the hasAttachments flag | ||
| * | ||
| * @return boolean | ||
| */ | ||
| public function hasAttachments() | ||
| { | ||
| if (isset($this->_hasAttachments)) { | ||
| return $this->_hasAttachments; | ||
| } | ||
|
|
||
| foreach ($this->_base->contentTypeMap() as $id => $type) { | ||
| if ($this->isAttachment($id, $type)) { | ||
| $this->_hasAttachments = true; | ||
| return true; | ||
| } | ||
| } | ||
| $this->_hasAttachments = false; | ||
|
|
||
| return false; | ||
| } | ||
|
|
||
| /** | ||
| * Determines if a MIME type is an attachment. | ||
| * For our purposes, an attachment is any MIME part that can be | ||
| * downloaded by itself (i.e. all the data needed to view the part is | ||
| * contained within the download data). | ||
| * | ||
| * @param string $id The MIME Id for the part we are checking. | ||
| * @param string $mime_type The MIME type. | ||
| * | ||
| * @return boolean True if an attachment. | ||
| */ | ||
| public function isAttachment($id, $mime_type) | ||
| { | ||
| switch ($mime_type) { | ||
| case 'text/plain': | ||
| if (!($this->_base->findBody('plain') == $id)) { | ||
| return true; | ||
| } | ||
| return false; | ||
| case 'text/html': | ||
| if (!($this->_base->findBody('html') == $id)) { | ||
| return true; | ||
| } | ||
| return false; | ||
| case 'application/pkcs7-signature': | ||
| case 'application/x-pkcs7-signature': | ||
| return false; | ||
| } | ||
|
|
||
| list($ptype,) = explode('/', $mime_type, 2); | ||
|
|
||
| switch ($ptype) { | ||
| case 'message': | ||
| return in_array($mime_type, array('message/rfc822', 'message/disposition-notification')); | ||
|
|
||
| case 'multipart': | ||
| return false; | ||
|
|
||
| default: | ||
| return true; | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * Return the MIME part of the iCalendar attachment, if available. | ||
| * | ||
| * @return mixed The mime part, if present, false otherwise. | ||
| */ | ||
| public function hasiCalendar() | ||
| { | ||
| if (!$this->hasAttachments()) { | ||
| return false; | ||
| } | ||
| foreach ($this->_base->contentTypeMap() as $id => $type) { | ||
| if ($type == 'text/calendar') { | ||
| return $this->_base->getMimePart($id); | ||
| } | ||
| } | ||
|
|
||
| return false; | ||
| } | ||
|
|
||
| /** | ||
| * Return the S/MIME status of this message (RFC2633) | ||
| * | ||
| * @return boolean True if message is S/MIME signed or encrypted, | ||
| * false otherwise. | ||
| */ | ||
| public function isSigned(Horde_Mime_Part $mime = null) | ||
| { | ||
| if (empty($mime)) { | ||
| $mime = $this->_base; | ||
| } | ||
|
|
||
| if ($mime->getType() == 'application/pkcs7-mime' || | ||
| $mime->getType() == 'application/x-pkcs7-mime') { | ||
| return true; | ||
| } | ||
|
|
||
| if ($mime->getPrimaryType() == 'multipart') { | ||
| if ($mime->getSubType() == 'signed') { | ||
| return true; | ||
| } | ||
|
|
||
| // Signed/encrypted part might be lower in the mime structure | ||
| foreach ($mime->getParts() as $part) { | ||
| if ($this->isSigned($part)) { | ||
| return true; | ||
| } | ||
| } | ||
| } | ||
|
|
||
| return false; | ||
| } | ||
|
|
||
| } |