egroupware/phpgwapi/inc/horde/Horde/SyncML/Sync/RefreshFromServerSync.php
Jörg Lehrke 32639bd47e Major SyncML Calendar update
- SIFE support improved
  - various vCalendar 1.0 issues fixed
  - device specific timezone support for recurring events
  - pseudo exception handling improvements
2010-01-29 21:42:54 +00:00

181 lines
6.0 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/Sync.php';
class Horde_SyncML_Sync_RefreshFromServerSync extends Horde_SyncML_Sync_TwoWaySync {
function handleSync($currentCmdID, $hordeType, $syncType, &$output, $refts) {
global $registry;
$state = &$_SESSION['SyncML.state'];
$maxMsgSize = $state->getMaxMsgSizeClient();
$deviceInfo = $state->getClientDeviceInfo();
if (isset($deviceInfo['maxEntries'])) {
$maxEntries = $deviceInfo['maxEntries'];
if (!$maxMsgSize && !$maxEntries) {
// fallback to default
$maxEntries = MAX_ENTRIES;
}
} else {
$maxEntries = MAX_ENTRIES;
}
$serverAnchorNext = $state->getServerAnchorNext($syncType);
if (isset($state->curSyncItem)) {
// Finish the pending sync item
$cmd = &$state->curSyncItem;
unset($state->curSyncItem);
$currentCmdID = $cmd->outputCommand($currentCmdID, $output, 'Sync');
// moreData split; save in session state and end current message
if ($cmd->hasMoreData()) {
$state->curSyncItem = &$cmd;
$state->setSyncStatus(SERVER_SYNC_DATA_PENDING);
return $currentCmdID;
}
$state->incNumberOfElements();
}
$adds = &$state->getAddedItems($syncType);
Horde::logMessage("SyncML: ".count($adds).
' added items found for '.$syncType ,
__FILE__, __LINE__, PEAR_LOG_DEBUG);
if(is_array($adds)) {
while($guid = array_shift($adds)) {
$currentSize = $output->getOutputSize();
// return if we have to much data
if (($maxEntries && ($state->getNumberOfElements() >= $maxEntries)
&& isset($contentType['mayFragment'])
&& $contentType['mayFragment'])
|| ($maxMsgSize
&& (($currentSize + MIN_MSG_LEFT * 2) > $maxMsgSize))) {
// put the item back in the queue
$adds[] = $guid;
$state->maxNumberOfElements();
$state->setSyncStatus(SERVER_SYNC_DATA_PENDING);
return $currentCmdID;
}
if ($locID = $state->getLocID($syncType, $guid)) {
Horde::logMessage("SyncML: RefreshFromServerSync add to client: $guid ignored, already at client($locID)",
__FILE__, __LINE__, PEAR_LOG_DEBUG);
continue;
}
$guid_ts = $state->getSyncTSforAction($guid, 'add');
if ($guid_ts > $serverAnchorNext) {
// Change was made after we started this sync.
// Don't sent this now to the client.
Horde::logMessage("SyncML: RefreshFromServerSync add $guid is in our future",
__FILE__, __LINE__, PEAR_LOG_DEBUG);
continue;
}
$contentType = $state->getPreferedContentTypeClient($this->_sourceLocURI, $this->_targetLocURI);
$c = $registry->call($hordeType . '/export', array('guid' => $guid, 'contentType' => $contentType));
if ($c === false) continue; // no content to export
if (is_a($c, 'PEAR_Error')) {
Horde::logMessage("SyncML: refresh failed to export guid $guid:\n" . print_r($c, true),
__FILE__, __LINE__, PEAR_LOG_WARNING);
$state->log("Server-ExportFailed");
continue;
}
$size = strlen($c);
// return if we have to much data
if ($maxMsgSize && !$deviceInfo['supportLargeObjs']) {
if (($size + MIN_MSG_LEFT * 2) > $maxMsgSize) {
Horde::logMessage("SyncML: refresh failed to export guid $guid due to size $size",
__FILE__, __LINE__, PEAR_LOG_ERROR);
$state->log("Server-ExportFailed");
continue;
}
if (($currentSize + $size + MIN_MSG_LEFT * 2) > $maxMsgSize) {
// put the item back in the queue
$adds[] = $guid;
$state->setSyncStatus(SERVER_SYNC_DATA_PENDING);
return $currentCmdID;
}
}
Horde::logMessage("SyncML: refresh add $guid to client\n$c",
__FILE__, __LINE__, PEAR_LOG_DEBUG);
$cmd = new Horde_SyncML_Command_Sync_ContentSyncElement();
$cmd->setContent($c);
$cmd->setContentType($contentType['ContentType']);
if (isset($contentType['ContentFormat'])) {
$cmd->setContentFormat($contentType['ContentFormat']);
}
$cmd->setGUID($guid);
$currentCmdID = $cmd->outputCommand($currentCmdID, $output, 'Add');
$state->log('Server-Add');
// moreData split; put the guid back in the list and return
if ($cmd->hasMoreData()) {
$state->curSyncItem = &$cmd;
$state->setSyncStatus(SERVER_SYNC_DATA_PENDING);
return $currentCmdID;
}
$state->incNumberOfElements();
}
}
Horde::logMessage("SyncML: All items handled for sync $syncType",
__FILE__, __LINE__, PEAR_LOG_DEBUG);
$state->removeExpiredUID($syncType, $serverAnchorNext);
$state->clearSync($syncType);
return $currentCmdID;
}
function loadData() {
global $registry;
$state = &$_SESSION['SyncML.state'];
$syncType = $this->_targetLocURI;
$hordeType = $state->getHordeType($syncType);
$state->setTargetURI($syncType);
$future = $state->getServerAnchorNext($syncType);
$delta_add = 0;
Horde::logMessage("SyncML: reading added items from database for $hordeType",
__FILE__, __LINE__, PEAR_LOG_DEBUG);
/* The items, which now match the filter criteria are show here, too
$state->setAddedItems($syncType, $registry->call($hordeType. '/listBy',
array('action' => 'add',
'timestamp' => $future,
'type' => $syncType,
'filter' => $this->_filterExpression)));
$delta_add = count($state->getAddedItems($hordeType));
*/
$state->mergeAddedItems($syncType, $registry->call($hordeType. '/list',array('filter' => $this->_filterExpression)));
$this->_syncDataLoaded = TRUE;
return count($state->getAddedItems($syncType)) - $delta_add;
}
}