egroupware/phpgwapi/inc/horde/Horde/SyncML/Command/Sync.php
2009-12-01 10:14:23 +00:00

269 lines
8.3 KiB
PHP

<?php
/**
* eGroupWare - SyncML based on Horde 3
*
*
* Using the PEAR Log class (which need to be installed!)
*
* @link http://www.egroupware.org
* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
* @package api
* @subpackage horde
* @author Anthony Mills <amills@pyramid6.com>
* @author Joerg Lehrke <jlehrke@noc.de>
* @copyright (c) The Horde Project (http://www.horde.org/)
* @version $Id$
*/
include_once 'Horde/SyncML/State.php';
include_once 'Horde/SyncML/Command.php';
include_once 'Horde/SyncML/Command/Sync/SyncElement.php';
include_once 'Horde/SyncML/Sync/TwoWaySync.php';
include_once 'Horde/SyncML/Sync/SlowSync.php';
include_once 'Horde/SyncML/Sync/OneWayFromServerSync.php';
include_once 'Horde/SyncML/Sync/OneWayFromClientSync.php';
include_once 'Horde/SyncML/Sync/RefreshFromServerSync.php';
include_once 'Horde/SyncML/Sync/RefreshFromClientSync.php';
class Horde_SyncML_Command_Sync extends Horde_SyncML_Command {
/**
* Name of the command.
*
* @var string
*/
var $_cmdName = 'Sync';
/**
* Source database of the <Sync> command.
*
* @var string
*/
var $_sourceURI;
/**
* Target database of the <Sync> command.
*
* @var string
*/
var $_targetURI;
/**
* Optional parameter for the Target.
*
* @var string
*/
var $_targetURIParameters;
/**
* SyncML_SyncElement object for the currently parsed sync command.
*
* @var SyncML_SyncElement
*/
var $_curItem;
/**
* List of all SyncML_SyncElement objects that have parsed.
*
* @var array
*/
var $_syncElements = array();
function output($currentCmdID, &$output)
{
$state = &$_SESSION['SyncML.state'];
Horde::logMessage('SyncML: $this->_targetURI = ' . $this->_targetURI, __FILE__, __LINE__, PEAR_LOG_DEBUG);
$status = new Horde_SyncML_Command_Status(RESPONSE_OK, 'Sync');
$status->setCmdRef($this->_cmdID);
if ($this->_targetURI != null) {
$status->setTargetRef((isset($this->_targetURIParameters) ? $this->_targetURI.'?/'.$this->_targetURIParameters : $this->_targetURI));
}
if ($this->_sourceURI != null) {
$status->setSourceRef($this->_sourceURI);
}
$currentCmdID = $status->output($currentCmdID, $output);
if ($this->_targetURI != "configuration" && // Fix Funambol issue
($sync = &$state->getSync($this->_targetURI))) {
$currentCmdID = $sync->startSync($currentCmdID, $output);
foreach ($this->_syncElements as $element) {
$currentCmdID = $sync->nextSyncCommand($currentCmdID, $element, $output);
}
}
return $currentCmdID;
}
function startElement($uri, $element, $attrs)
{
parent::startElement($uri, $element, $attrs);
switch (count($this->_stack)) {
case 2:
if ($element == 'Replace' ||
$element == 'Add' ||
$element == 'Delete') {
Horde::logMessage("SyncML: sync element $element found", __FILE__, __LINE__, PEAR_LOG_DEBUG);
$this->_curItem = &Horde_SyncML_Command_Sync_SyncElement::factory($element);
}
break;
}
if (isset($this->_curItem)) {
$this->_curItem->startElement($uri, $element, $attrs);
}
}
// We create a seperate Sync Element for the Sync Data sent
// from the Server to the client as we want to process the
// client sync information before.
function syncToClient($currentCmdID, &$output)
{
Horde::logMessage('SyncML: starting sync to client',
__FILE__, __LINE__, PEAR_LOG_DEBUG);
$state = &$_SESSION['SyncML.state'];
if ($state->getSyncStatus() >= CLIENT_SYNC_FINNISHED
&& $state->getSyncStatus() < SERVER_SYNC_FINNISHED)
{
$deviceInfo = $state->getClientDeviceInfo();
if (($targets = $state->getTargets())) {
foreach ($targets as $target)
{
$sync = &$state->getSync($target);
Horde::logMessage('SyncML[' . session_id() . ']: sync alerttype ' .
$sync->_syncType . ' found for target ' . $target,
__FILE__, __LINE__, PEAR_LOG_DEBUG);
if ($sync->_syncType == ALERT_ONE_WAY_FROM_CLIENT ||
$sync->_syncType == ALERT_REFRESH_FROM_CLIENT) {
Horde::logMessage('SyncML[' . session_id() .
']: From client Sync, no sync of ' . $target .
' to client', __FILE__, __LINE__, PEAR_LOG_DEBUG);
$state->clearSync($target);
} elseif ($state->getSyncStatus() >= CLIENT_SYNC_ACKNOWLEDGED) {
Horde::logMessage("SyncML: starting sync to client $target",
__FILE__, __LINE__, PEAR_LOG_DEBUG);
$attrs = array();
$state->setSyncStatus(SERVER_SYNC_DATA_PENDING);
$output->startElement($state->getURI(), 'Sync', $attrs);
$output->startElement($state->getURI(), 'CmdID', $attrs);
$output->characters($currentCmdID);
$currentCmdID++;
$output->endElement($state->getURI(), 'CmdID');
$output->startElement($state->getURI(), 'Target', $attrs);
$output->startElement($state->getURI(), 'LocURI', $attrs);
$chars = $sync->_sourceLocURI;
$output->characters($chars);
$output->endElement($state->getURI(), 'LocURI');
$output->endElement($state->getURI(), 'Target');
$output->startElement($state->getURI(), 'Source', $attrs);
$output->startElement($state->getURI(), 'LocURI', $attrs);
$chars = (isset($sync->_targetLocURIParameters) ? $sync->_targetLocURI.'?/'.$sync->_targetLocURIParameters : $sync->_targetLocURI);
$output->characters($chars);
$output->endElement($state->getURI(), 'LocURI');
$output->endElement($state->getURI(), 'Source');
if(!$sync->_syncDataLoaded)
{
$numberOfItems = $sync->loadData();
if($deviceInfo['supportNumberOfChanges'])
{
$output->startElement($state->getURI(), 'NumberOfChanges', $attrs);
$output->characters($numberOfItems);
$output->endElement($state->getURI(), 'NumberOfChanges');
}
}
$currentCmdID = $sync->endSync($currentCmdID, $output);
$output->endElement($state->getURI(), 'Sync');
if (isset($state->curSyncItem) ||
$state->getNumberOfElements() === false) {
break;
}
} else {
Horde::logMessage("SyncML: Waiting for client ACKNOWLEDGE for $target",
__FILE__, __LINE__, PEAR_LOG_DEBUG);
}
}
}
// no syncs left
if ($state->getTargets() === false &&
!isset($state->curSyncItem)) {
$state->setSyncStatus(SERVER_SYNC_FINNISHED);
}
Horde::logMessage('SyncML: syncStatus(syncToClient) = ' .
$state->getSyncStatus(), __FILE__, __LINE__, PEAR_LOG_DEBUG);
}
return $currentCmdID;
}
function endElement($uri, $element)
{
if (isset($this->_curItem)) {
$this->_curItem->endElement($uri, $element);
}
switch (count($this->_stack)) {
case 2:
if ($element == 'Replace' ||
$element == 'Add' ||
$element == 'Delete') {
$this->_syncElements[] = &$this->_curItem;
unset($this->_curItem);
}
break;
case 3:
if ($element == 'LocURI' && !isset($this->_curItem)) {
if ($this->_stack[1] == 'Source') {
$this->_sourceURI = trim($this->_chars);
} elseif ($this->_stack[1] == 'Target') {
$targetURIData = explode('?/',trim($this->_chars));
$this->_targetURI = $targetURIData[0];
if (isset($targetURIData[1])) {
$this->_targetURIParameters = $targetURIData[1];
}
}
}
break;
}
parent::endElement($uri, $element);
}
function characters($str)
{
if (isset($this->_curItem)) {
$this->_curItem->characters($str);
} else {
if (isset($this->_chars)) {
$this->_chars .= $str;
} else {
$this->_chars = $str;
}
}
}
}