forked from extern/egroupware
231 lines
8.6 KiB
PHP
231 lines
8.6 KiB
PHP
<?php
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/**
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* $Horde: framework/SyncML/SyncML/Sync.php,v 1.7 2004/09/14 04:27:05 chuck Exp $
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*
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* Copyright 2003-2004 Anthony Mills <amills@pyramid6.com>
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*
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* See the enclosed file COPYING for license information (LGPL). If you
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* did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
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*
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* @author Anthony Mills <amills@pyramid6.com>
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* @version $Revision$
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* @since Horde 3.0
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* @package Horde_SyncML
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*/
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class Horde_SyncML_Sync {
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/**
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* Target, either contacts, notes, events,
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*/
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var $_targetLocURI;
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var $_sourceLocURI;
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/**
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* Return if all commands success.
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*/
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var $globalSuccess;
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/**
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* This is the content type to use to export data.
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*/
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var $preferedContentType;
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/**
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* Do have the sync data loaded from the database already?
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*/
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var $syncDataLoaded;
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function &factory($alert)
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{
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Horde::logMessage('SyncML: new sync for alerttype ' . $alert, __FILE__, __LINE__, PEAR_LOG_DEBUG);
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switch ($alert) {
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case ALERT_TWO_WAY:
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include_once 'Horde/SyncML/Sync/TwoWaySync.php';
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return $sync = &new Horde_SyncML_Sync_TwoWaySync();
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case ALERT_SLOW_SYNC:
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include_once 'Horde/SyncML/Sync/SlowSync.php';
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return $sync = &new Horde_SyncML_Sync_SlowSync();
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case ALERT_ONE_WAY_FROM_CLIENT:
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include_once 'Horde/SyncML/Sync/OneWayFromClientSync.php';
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return $sync = &new Horde_SyncML_Sync_OneWayFromClientSync();
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case ALERT_REFRESH_FROM_CLIENT:
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include_once 'Horde/SyncML/Sync/RefreshFromClientSync.php';
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return $sync = &new Horde_SyncML_Sync_RefreshFromClientSync();
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case ALERT_ONE_WAY_FROM_SERVER:
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include_once 'Horde/SyncML/Sync/OneWayFromServerSync.php';
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return $sync = &new Horde_SyncML_Sync_OneWayFromServerSync();
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case ALERT_REFRESH_FROM_SERVER:
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include_once 'Horde/SyncML/Sync/RefreshFromServerSync.php';
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return $sync = &new Horde_SyncML_Sync_RefreshFromServerSync();
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}
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require_once 'PEAR.php';
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return PEAR::raiseError('Alert ' . $alert . ' not found.');
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}
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function nextSyncCommand($currentCmdID, &$syncCommand, &$output)
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{
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$result = $this->runSyncCommand($syncCommand);
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return $syncCommand->output($currentCmdID, $output);
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}
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function startSync($currentCmdID, &$output)
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{
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return $currentCmdID;
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}
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function endSync($currentCmdID, &$output)
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{
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return $currentCmdID;
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}
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/**
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* Here's where the actual processing of a client-sent Sync
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* Command takes place. Entries are added, deleted or replaced
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* from the server database by using Horde API (Registry) calls.
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*/
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function runSyncCommand(&$command) {
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#Horde::logMessage('SyncML: content type is ' . $command->getContentType() .' moreData '. $command->_moreData, __FILE__, __LINE__, PEAR_LOG_DEBUG);
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global $registry;
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$history = $GLOBALS['egw']->contenthistory;
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$state = &$_SESSION['SyncML.state'];
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if(isset($state->_moreData['luid'])) {
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if(($command->_luid == $state->_moreData['luid'])) {
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Horde::logMessage('SyncML: got next moreData chunk '.$command->getContent(), __FILE__, __LINE__, PEAR_LOG_DEBUG);
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$lastChunks = implode('',$state->_moreData['chunks']);
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$command->_content = $lastChunks.$command->_content;
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$stringlen1 = strlen($lastChunks);
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$stringlen2 = strlen($command->_content);
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if(!$command->_moreData && strlen($command->_content) != $state->_moreData['contentSize']) {
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$command->_status = RESPONSE_SIZE_MISMATCH;
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$state->_moreData = array();
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return;
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} elseif(!$command->_moreData && strlen($command->_content) == $state->_moreData['contentSize']) {
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$state->_moreData = array();
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Horde::logMessage('SyncML: chunk ended successful type is ' . $command->getContentType() .' content is '. $command->getContent(), __FILE__, __LINE__, PEAR_LOG_DEBUG);
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}
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} else {
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// alert 223 needed too
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#$command->_status = ALERT_NO_END_OF_DATA;
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$state->_moreData = array();
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return;
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}
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}
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// don't add/replace the data currently, they are not yet complete
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if($command->_moreData == TRUE) {
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$state->_moreData['chunks'][] = $command->_content;
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$state->_moreData['luid'] = $command->_luid;
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// gets only set with the first chunk of data
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if(isset($command->_contentSize))
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$state->_moreData['contentSize'] = $command->_contentSize;
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$command->_status = RESPONSE_CHUNKED_ITEM_ACCEPTED_AND_BUFFERED;
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Horde::logMessage('SyncML: added moreData chunk '.$command->getContent(), __FILE__, __LINE__, PEAR_LOG_DEBUG);
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return;
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}
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$hordeType = $type = $this->_targetLocURI;
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// remove the './' from the beginning
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$hordeType = str_replace('./','',$hordeType);
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if(!$contentType = $command->getContentType()) {
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$contentType = $state->getPreferedContentType($type);
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}
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if ($this->_targetLocURI == 'calendar' && strpos($command->getContent(), 'BEGIN:VTODO') !== false) {
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$hordeType = 'tasks';
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}
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$syncElementItems = $command->getSyncElementItems();
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foreach($syncElementItems as $syncItem) {
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$guid = false;
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if (is_a($command, 'Horde_SyncML_Command_Sync_Add')) {
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$guid = $registry->call($hordeType . '/import',
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array($state->convertClient2Server($syncItem->getContent(), $contentType), $contentType));
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if (!is_a($guid, 'PEAR_Error')) {
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$ts = $history->getTSforAction($guid, 'add');
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$state->setUID($type, $syncItem->getLocURI(), $guid, $ts);
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$state->log("Client-Add");
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Horde::logMessage('SyncML: added client entry as ' . $guid, __FILE__, __LINE__, PEAR_LOG_DEBUG);
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} else {
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$state->log("Client-AddFailure");
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Horde::logMessage('SyncML: Error in adding client entry:' . $guid->message, __FILE__, __LINE__, PEAR_LOG_ERR);
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}
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} elseif (is_a($command, 'Horde_SyncML_Command_Sync_Delete')) {
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// We can't remove the mapping entry as we need to keep
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// the timestamp information.
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$guid = $state->removeUID($type, $syncItem->getLocURI());
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#$guid = $state->getGlobalUID($type, $syncItem->getLocURI());
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Horde::logMessage('SyncML: about to delete entry ' . $type .' / '. $guid . ' due to client request '.$syncItem->getLocURI(), __FILE__, __LINE__, PEAR_LOG_DEBUG);
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if (!is_a($guid, 'PEAR_Error') && $guid != false) {
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$registry->call($hordeType . '/delete', array($guid));
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#$ts = $history->getTSforAction($guid, 'delete');
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#$state->setUID($type, $syncItem->getLocURI(), $guid, $ts);
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$state->log("Client-Delete");
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Horde::logMessage('SyncML: deleted entry ' . $guid . ' due to client request', __FILE__, __LINE__, PEAR_LOG_DEBUG);
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} else {
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$state->log("Client-DeleteFailure");
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Horde::logMessage('SyncML: Failure deleting client entry, maybe gone already on server. msg:'. $guid->message, __FILE__, __LINE__, PEAR_LOG_ERR);
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}
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} elseif (is_a($command, 'Horde_SyncML_Command_Sync_Replace')) {
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$guid = $state->getGlobalUID($type, $syncItem->getLocURI());
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$ok = false;
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if ($guid) {
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Horde::logMessage('SyncML: locuri'. $syncItem->getLocURI() . ' guid ' . $guid , __FILE__, __LINE__, PEAR_LOG_ERR);
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// Entry exists: replace current one.
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$ok = $registry->call($hordeType . '/replace',
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array($guid, $state->convertClient2Server($syncItem->getContent(), $contentType), $contentType));
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if (!is_a($ok, 'PEAR_Error')) {
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$ts = $history->getTSforAction($guid, 'modify');
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$state->setUID($type, $syncItem->getLocURI(), $guid, $ts);
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Horde::logMessage('SyncML: replaced entry due to client request guid: ' .$guid. ' ts: ' .$ts, __FILE__, __LINE__, PEAR_LOG_DEBUG);
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$state->log("Client-Replace");
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$ok = true;
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} else {
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// Entry may have been deleted; try adding it.
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$ok = false;
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}
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}
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if (!$ok) {
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// Entry does not exist in map or database: add a new one.
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Horde::logMessage('SyncML: try to add contentype ' . $contentType, __FILE__, __LINE__, PEAR_LOG_DEBUG);
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$guid = $registry->call($hordeType . '/import',
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array($state->convertClient2Server($syncItem->getContent(), $contentType), $contentType));
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if (!is_a($guid, 'PEAR_Error')) {
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$ts = $history->getTSforAction($guid, 'add');
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$state->setUID($type, $syncItem->getLocURI(), $guid, $ts);
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$state->log("Client-AddReplace");
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Horde::logMessage('SyncML: r/ added client entry as ' . $guid, __FILE__, __LINE__, PEAR_LOG_DEBUG);
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} else {
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Horde::logMessage('SyncML: Error in replacing/add client entry:' . $guid->message, __FILE__, __LINE__, PEAR_LOG_ERR);
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$state->log("Client-AddFailure");
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}
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}
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}
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}
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return $guid;
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}
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}
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