/usr/share/php/Horde/ActiveSync/Connector/Exporter.php is in php-horde-activesync 2.19.2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/**
* Horde_ActiveSync_Connector_Exporter::
*
* Portions of this class were ported from the Z-Push project:
* File : wbxml.php
* Project : Z-Push
* Descr : WBXML mapping file
*
* Created : 01.10.2007
*
* © Zarafa Deutschland GmbH, www.zarafaserver.de
* This file is distributed under GPL-2.0.
* Consult COPYING file for details
*
* @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 2009-2014 Horde LLC (http://www.horde.org)
* @author Michael J Rubinsky <mrubinsk@horde.org>
* @package ActiveSync
*/
/**
* Horde_ActiveSync_Connector_Exporter:: Outputs necessary wbxml to device.
*
* @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 2009-2014 Horde LLC (http://www.horde.org)
* @author Michael J Rubinsky <mrubinsk@horde.org>
* @package ActiveSync
*/
class Horde_ActiveSync_Connector_Exporter
{
/**
* The wbxml encoder
*
* @var Horde_ActiveSync_Wbxml_Encoder
*/
protected $_encoder;
/**
* Local cache of object ids we have already dealt with.
*
* @var array
*/
protected $_seenObjects = array();
/**
* Array of folder objects that have changed.
* Used when exporting folder structure changes since they are not streamed
* from this object.
*
* @var array
*/
public $changed = array();
/**
* Array of folder ids that have been deleted on the server.
*
* @var array
*/
public $deleted = array();
/**
* Tracks the total number of folder changes
*
* @var integer
*/
public $count = 0;
/**
* Local cache of changes to send.
*
* @var array
*/
protected $_changes = array();
/**
* Counter of changes sent.
*
* @var integer
*/
protected $_step = 0;
/**
* Currently syncing collection.
*
* @var array
*/
protected $_currentCollection;
/**
* The ActiveSync server object.
*
* @var Horde_ActiveSync
*/
protected $_as;
/**
* Process id for logging.
*
* @var integer
*/
protected $_procid;
/**
* Const'r
*
* @param Horde_ActiveSync $as The ActiveSync server.
* @param Horde_ActiveSync_Wbxml_Encoder $encoder The encoder
*
* @return Horde_ActiveSync_Connector_Exporter
*/
public function __construct(
Horde_ActiveSync $as,
Horde_ActiveSync_Wbxml_Encoder $encoder = null)
{
$this->_as = $as;
$this->_encoder = $encoder;
$this->_logger = $as->logger;
$this->_procid = getmypid();
}
/**
* Set the changes to send to the client.
*
* @param array $changes The changes array returned from the collection
* handler.
* @param array $collection The collection we are currently syncing.
*/
public function setChanges($changes, $collection)
{
$this->_changes = $changes;
$this->_seenObjects = array();
$this->_step = 0;
$this->_currentCollection = $collection;
}
/**
* Sends the next change in the set to the client.
*
* @return boolean|Horde_Exception True if more changes can be sent false if
* all changes were sent, Horde_Exception if
* there was an error sending an item.
*/
public function sendNextChange()
{
if (empty($this->_currentCollection)) {
if ($this->_step < count($this->_changes)) {
$change = $this->_changes[$this->_step];
switch($change['type']) {
case Horde_ActiveSync::CHANGE_TYPE_CHANGE:
// Folder add/change.
if ($folder = $this->_as->driver->getFolder($change['serverid'])) {
// @TODO BC HACK. Need to ensure we have a _serverid here.
// REMOVE IN H6.
if (empty($folder->_serverid)) {
$folder->_serverid = $folder->serverid;
}
$stat = $this->_as->driver->statFolder(
$change['id'],
$folder->parentid,
$folder->displayname,
$folder->_serverid,
$folder->type);
$this->folderChange($folder);
} else {
$this->_logger->err(sprintf(
'[%s] Error stating %s: ignoring.',
$this->_procid, $change['id']));
$stat = array('id' => $change['id'], 'mod' => $change['id'], 0);
}
// Update the state.
$this->_as->state->updateState(
Horde_ActiveSync::CHANGE_TYPE_FOLDERSYNC, $stat);
break;
case Horde_ActiveSync::CHANGE_TYPE_DELETE:
$this->folderDeletion($change['id']);
$this->_as->state->updateState(
Horde_ActiveSync::CHANGE_TYPE_DELETE, $change);
break;
}
$this->_step++;
return true;
} else {
return false;
}
} else {
if ($this->_step < count($this->_changes)) {
$change = $this->_changes[$this->_step];
// Ignore this change, no UID value, keep trying until we get a
// good entry or we run out of entries.
while (empty($change['id']) && $this->_step < count($this->_changes) - 1) {
$this->_logger->err('Missing UID value for an entry in: ' . $this->_currentCollection['id']);
$this->_step++;
$change = $this->_changes[$this->_step];
}
// Actually export the change by calling the appropriate
// method to output the correct wbxml for this change.
if (empty($change['ignore'])) {
switch($change['type']) {
case Horde_ActiveSync::CHANGE_TYPE_CHANGE:
try {
$message = $this->_as->driver->getMessage(
$this->_currentCollection['serverid'],
$change['id'],
$this->_currentCollection);
$message->flags = (isset($change['flags'])) ? $change['flags'] : 0;
$this->messageChange($change['id'], $message);
} catch (Horde_Exception_NotFound $e) {
$this->_logger->err(sprintf(
'[%s] Message gone or error reading message from server: %s',
$this->_procid, $e->getMessage()));
$this->_as->state->updateState($change['type'], $change);
$this->_step++;
return $e;
} catch (Horde_ActiveSync_Exception $e) {
$this->_logger->err(sprintf(
'[%s] Unknown backend error skipping message: %s',
$this->_procid,
$e->getMessage()));
$this->_as->state->updateState($change['type'], $change);
$this->_step++;
return $e;
}
break;
case Horde_ActiveSync::CHANGE_TYPE_DELETE:
$this->messageDeletion($change['id']);
break;
case Horde_ActiveSync::CHANGE_TYPE_SOFTDELETE:
$this->messageDeletion($change['id'], true);
break;
case Horde_ActiveSync::CHANGE_TYPE_FLAGS:
// Read flag.
$message = Horde_ActiveSync::messageFactory('Mail');
$message->flags = Horde_ActiveSync::CHANGE_TYPE_CHANGE;
$message->read = isset($change['flags']['read']) ? $change['flags']['read'] : false;
// "Flagged" flag.
if (isset($change['flags']['flagged']) && $this->_as->device->version >= Horde_ActiveSync::VERSION_TWELVE) {
$flag = Horde_ActiveSync::messageFactory('Flag');
$flag->flagstatus = $change['flags']['flagged'] == 1
? Horde_ActiveSync_Message_Flag::FLAG_STATUS_ACTIVE
: Horde_ActiveSync_Message_Flag::FLAG_STATUS_CLEAR;
$message->flag = $flag;
}
// Categories
if (!empty($change['categories']) && $this->_as->device->version > Horde_ActiveSync::VERSION_TWELVEONE) {
$message->categories = $change['categories'];
}
// Verbs
if ($this->_as->device->version >= Horde_ActiveSync::VERSION_FOURTEEN) {
if (isset($change['flags'][Horde_ActiveSync::CHANGE_REPLY_STATE])) {
$message->lastverbexecuted = Horde_ActiveSync_Message_Mail::VERB_REPLY_SENDER;
$message->lastverbexecutiontime = new Horde_Date($change['flags'][Horde_ActiveSync::CHANGE_REPLY_STATE]);
} elseif (isset($change['flags'][Horde_ActiveSync::CHANGE_REPLYALL_STATE])) {
$message->lastverbexecuted = Horde_ActiveSync_Message_Mail::VERB_REPLY_ALL;
$message->lastverbexecutiontime = new Horde_Date($change['flags'][Horde_ActiveSync::CHANGE_REPLYALL_STATE]);
} elseif (isset($change['flags'][Horde_ActiveSync::CHANGE_FORWARD_STATE])) {
$message->lastverbexecuted = Horde_ActiveSync_Message_Mail::VERB_FORWARD;
$message->lastverbexecutiontime = new Horde_Date($change['flags'][Horde_ActiveSync::CHANGE_FORWARD_STATE]);
}
}
// Export it.
$this->messageChange($change['id'], $message);
break;
case Horde_ActiveSync::CHANGE_TYPE_MOVE:
$this->messageMove($change['id'], $change['parent']);
break;
}
}
// Update the state.
$this->_as->state->updateState($change['type'], $change);
$this->_step++;
return true;
} else {
return false;
}
}
}
/**
* Send a message change over the wbxml stream
*
* @param string $id The uid of the message
* @param Horde_ActiveSync_Message_Base $message The message object
*/
public function messageChange($id, Horde_ActiveSync_Message_Base $message)
{
// Just ignore any messages that are not from this collection and
// prevent sending the same object twice in one request.
if ($message->getClass() != $this->_currentCollection['class'] ||
in_array($id, $this->_seenObjects)) {
$this->_logger->notice(sprintf(
'[%s] IGNORING message %s since it looks like it was already sent or does not belong to this collection. Class: %s, CurrentClass: %s',
$this->_procid,
$id,
$message->getClass(),
$this->_currentCollection['class']));
return;
}
// Remember this message
$this->_seenObjects[] = $id;
// Specify if this is an ADD or a MODIFY change?
if ($message->flags === false || $message->flags === Horde_ActiveSync::FLAG_NEWMESSAGE) {
$this->_encoder->startTag(Horde_ActiveSync::SYNC_ADD);
} else {
$this->_encoder->startTag(Horde_ActiveSync::SYNC_MODIFY);
}
// Send the message
$this->_encoder->startTag(Horde_ActiveSync::SYNC_SERVERENTRYID);
$this->_encoder->content($id);
$this->_encoder->endTag();
$this->_encoder->startTag(Horde_ActiveSync::SYNC_DATA);
$message->encodeStream($this->_encoder);
$this->_encoder->endTag();
$this->_encoder->endTag();
}
/**
* Stream a message deletion to the PIM
*
* @param string $id The uid of the message we are deleting.
* @param boolean $soft If true, send a SOFTDELETE, otherwise a REMOVE.
*/
public function messageDeletion($id, $soft = false)
{
if ($soft) {
$this->_encoder->startTag(Horde_ActiveSync::SYNC_SOFTDELETE);
} else {
$this->_encoder->startTag(Horde_ActiveSync::SYNC_REMOVE);
}
$this->_encoder->startTag(Horde_ActiveSync::SYNC_SERVERENTRYID);
$this->_encoder->content($id);
$this->_encoder->endTag();
$this->_encoder->endTag();
}
/**
* Move a message to a different folder.
*
* @param Horde_ActiveSync_Message_Base $message The message
*/
function messageMove($message)
{
}
/**
* Add a folder change to the cache (used during FolderSync requests).
*
* @param Horde_ActiveSync_Message_Folder $folder
*/
public function folderChange(Horde_ActiveSync_Message_Folder $folder)
{
$this->changed[] = $folder;
$this->count++;
}
/**
* Add a folder deletion to the cache (used during FolderSync Requests).
*
* @param string $id The folder id
*/
public function folderDeletion($id)
{
$this->deleted[] = $id;
$this->count++;
}
}
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