forked from extern/egroupware
365 lines
12 KiB
PHP
365 lines
12 KiB
PHP
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<?php
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include_once 'Horde/SyncML/State.php';
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include_once 'Horde/SyncML/Command.php';
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/**
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* The Horde_SyncML_Alert class provides a SyncML implementation of
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* the Alert command as defined in SyncML Representation Protocol,
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* version 1.1 5.5.2.
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*
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* $Horde: framework/SyncML/SyncML/Command/Alert.php,v 1.18 2004/07/03 15:21:14 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_Command_Alert extends Horde_SyncML_Command {
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/**
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* @var integer $_alert
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*/
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var $_alert;
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/**
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* @var string $_sourceURI
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*/
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var $_sourceLocURI;
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/**
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* @var string $_targetURI
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*/
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var $_targetLocURI;
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/**
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* @var string $_metaAnchorNext
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*/
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var $_metaAnchorNext;
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/**
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* @var integer $_metaAnchorLast
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*/
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var $_metaAnchorLast;
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/**
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* Use in xml tag.
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*/
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var $_isInSource;
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/**
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* Creates a new instance of Alert.
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*/
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function Horde_SyncML_Command_Alert($alert = null)
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{
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if ($alert != null) {
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$this->_alert = $alert;
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}
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}
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function output($currentCmdID, &$output)
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{
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$attrs = array();
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$state = &$_SESSION['SyncML.state'];
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// Handle unauthorized first.
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if (!$state->isAuthorized()) {
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$status = &new Horde_SyncML_Command_Status(RESPONSE_INVALID_CREDENTIALS, 'Alert');
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$status->setCmdRef($this->_cmdID);
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$currentCmdID = $status->output($currentCmdID, $output);
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return $currentCmdID;
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}
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if($this->_alert < ALERT_RESULT_ALERT)
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{
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$type = $this->_targetLocURI;
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// Store client's Next Anchor in State. After successful sync
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// this is then written to persistence for negotiation of
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// further syncs.
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$state->setClientAnchorNext($type, $this->_metaAnchorNext);
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$info = $state->getSyncSummary($this->_targetLocURI);
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#Horde::logMessage("SyncML: Anchor match, TwoWaySync sinceee " . $clientlast, __FILE__, __LINE__, PEAR_LOG_DEBUG);
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if (is_a($info, 'DataTreeObject')) {
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$x = $info->get('ClientAnchor');
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$clientlast = $x[$type];
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$x = $info->get('ServerAnchor');
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$state->setServerAnchorLast($type, $x[$type]);
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} elseif (is_array($info)) {
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$clientlast = $info['ClientAnchor'];
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$state->setServerAnchorLast($type, $info['ServerAnchor']);
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} else {
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$clientlast = 0;
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$state->setServerAnchorLast($type, 0);
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}
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// Set Server Anchor for this sync to current time.
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$state->setServerAnchorNext($type,time());
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if ($clientlast && $clientlast == $this->_metaAnchorLast) {
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// Last Sync Anchor matches, TwoWaySync will do.
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$code = RESPONSE_OK;
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Horde::logMessage("SyncML: Anchor match, TwoWaySync since " . $clientlast, __FILE__, __LINE__, PEAR_LOG_DEBUG);
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} else {
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Horde::logMessage("SyncML: Anchor mismatch, enforcing SlowSync clientlast $clientlast serverlast ".$this->_metaAnchorLast, __FILE__, __LINE__, PEAR_LOG_DEBUG);
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// Mismatch, enforce slow sync.
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$this->_alert = 201;
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$code = 508;
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// create new synctype
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$sync = &Horde_SyncML_Sync::factory($this->_alert);
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$sync->_targetLocURI = $this->_targetLocURI;
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$sync->_sourceLocURI = $this->_sourceLocURI;
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if(isset($this->_targetLocURIParameters))
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$sync->_targetLocURIParameters = $this->_targetLocURIParameters;
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$state->setSync($this->_targetLocURI, $sync);
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}
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$status = &new Horde_SyncML_Command_Status($code, 'Alert');
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$status->setCmdRef($this->_cmdID);
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if ($this->_sourceLocURI != null) {
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$status->setSourceRef($this->_sourceLocURI);
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}
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if ($this->_targetLocURI != null) {
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$status->setTargetRef((isset($this->_targetLocURIParameters) ? $this->_targetLocURI.'?/'.$this->_targetLocURIParameters : $this->_targetLocURI));
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}
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// Mirror Next Anchor from client back to client.
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if (isset($this->_metaAnchorNext)) {
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$status->setItemDataAnchorNext($this->_metaAnchorNext);
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}
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// Mirror Last Anchor from client back to client.
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if (isset($this->_metaAnchorLast)) {
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$status->setItemDataAnchorLast($this->_metaAnchorLast);
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}
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$currentCmdID = $status->output($currentCmdID, $output);
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if ($state->isAuthorized()) {
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$output->startElement($state->getURI(), 'Alert', $attrs);
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$output->startElement($state->getURI(), 'CmdID', $attrs);
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$chars = $currentCmdID;
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$output->characters($chars);
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$output->endElement($state->getURI(), 'CmdID');
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$output->startElement($state->getURI(), 'Data', $attrs);
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$chars = $this->_alert;
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$output->characters($chars);
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$output->endElement($state->getURI(), 'Data');
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$output->startElement($state->getURI(), 'Item', $attrs);
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if ($this->_sourceLocURI != null) {
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$output->startElement($state->getURI(), 'Target', $attrs);
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$output->startElement($state->getURI(), 'LocURI', $attrs);
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$chars = $this->_sourceLocURI;
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$output->characters($chars);
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$output->endElement($state->getURI(), 'LocURI');
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$output->endElement($state->getURI(), 'Target');
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}
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if ($this->_targetLocURI != null) {
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$output->startElement($state->getURI(), 'Source', $attrs);
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$output->startElement($state->getURI(), 'LocURI', $attrs);
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$chars = (isset($this->_targetLocURIParameters) ? $this->_targetLocURI.'?/'.$this->_targetLocURIParameters : $this->_targetLocURI);
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$output->characters($chars);
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$output->endElement($state->getURI(), 'LocURI');
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$output->endElement($state->getURI(), 'Source');
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}
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$output->startElement($state->getURI(), 'Meta', $attrs);
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$output->startElement($state->getURIMeta(), 'Anchor', $attrs);
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$output->startElement($state->getURIMeta(), 'Last', $attrs);
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$chars = $state->getServerAnchorLast($type);
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$output->characters($chars);
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$output->endElement($state->getURIMeta(), 'Last');
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$output->startElement($state->getURIMeta(), 'Next', $attrs);
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$chars = $state->getServerAnchorNext($type);
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$output->characters($chars);
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$output->endElement($state->getURIMeta(), 'Next');
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$output->endElement($state->getURIMeta(), 'Anchor');
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$output->endElement($state->getURI(), 'Meta');
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$output->endElement($state->getURI(), 'Item');
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$output->endElement($state->getURI(), 'Alert');
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$currentCmdID++;
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}
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}
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else
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{
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if ($state->isAuthorized()) {
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$output->startElement($state->getURI(), 'Alert', $attrs);
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$output->startElement($state->getURI(), 'CmdID', $attrs);
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$chars = $currentCmdID;
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$output->characters($chars);
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$output->endElement($state->getURI(), 'CmdID');
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$output->startElement($state->getURI(), 'Data', $attrs);
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$chars = $this->_alert;
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$output->characters($chars);
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$output->endElement($state->getURI(), 'Data');
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$output->startElement($state->getURI(), 'Item', $attrs);
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if ($this->_sourceLocURI != null) {
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$output->startElement($state->getURI(), 'Target', $attrs);
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$output->startElement($state->getURI(), 'LocURI', $attrs);
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$chars = $this->_sourceLocURI;
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$output->characters($chars);
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$output->endElement($state->getURI(), 'LocURI');
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$output->endElement($state->getURI(), 'Target');
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}
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if ($this->_targetLocURI != null) {
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$output->startElement($state->getURI(), 'Source', $attrs);
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$output->startElement($state->getURI(), 'LocURI', $attrs);
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$chars = (isset($this->_targetLocURIParameters) ? $this->_targetLocURI.'?/'.$this->_targetLocURIParameters : $this->_targetLocURI);
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$output->characters($chars);
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$output->endElement($state->getURI(), 'LocURI');
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$output->endElement($state->getURI(), 'Source');
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}
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$output->endElement($state->getURI(), 'Item');
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$output->endElement($state->getURI(), 'Alert');
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$currentCmdID++;
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}
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}
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return $currentCmdID;
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}
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/**
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* Setter for property sourceURI.
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*
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* @param string $sourceURI New value of property sourceURI.
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*/
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function setSourceLocURI($sourceURI)
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{
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$this->_sourceLocURI = $sourceURI;
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}
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function getTargetLocURI()
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{
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return $this->_targetURI;
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}
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/**
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* Setter for property targetURI.
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*
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* @param string $targetURI New value of property targetURI.
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*/
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// is this function still used???
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function setTargetURI($targetURI)
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{
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$this->_targetLocURI = $targetURI;
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}
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/**
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* Setter for property targetURI.
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*
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* @param string $targetURI New value of property targetURI.
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*/
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function setTargetLocURI($targetURI)
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{
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$this->_targetLocURI = $targetURI;
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}
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function startElement($uri, $element, $attrs)
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{
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parent::startElement($uri, $element, $attrs);
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switch ($this->_xmlStack) {
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case 3:
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if ($element == 'Target') {
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$this->_isInSource = false;
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} else {
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$this->_isInSource = true;
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}
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break;
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}
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}
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function endElement($uri, $element)
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{
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switch ($this->_xmlStack) {
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case 1:
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$state = & $_SESSION['SyncML.state'];
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Horde::logMessage('SyncML: looking for sync for ' . $this->_targetLocURI, __FILE__, __LINE__, PEAR_LOG_DEBUG);
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$sync = $state->getSync($this->_targetLocURI);
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if (!$sync) {
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Horde::logMessage('SyncML: create new sync for ' . $this->_targetLocURI . ' ' . $this->_alert, __FILE__, __LINE__, PEAR_LOG_DEBUG);
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$sync = &Horde_SyncML_Sync::factory($this->_alert);
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$sync->_targetLocURI = $this->_targetLocURI;
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$sync->_sourceLocURI = $this->_sourceLocURI;
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if(isset($this->_targetLocURIParameters))
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$sync->_targetLocURIParameters = $this->_targetLocURIParameters;
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$state->setSync($this->_targetLocURI, $sync);
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}
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break;
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case 2:
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if ($element == 'Data') {
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$this->_alert = intval(trim($this->_chars));
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}
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break;
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case 4:
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if ($element == 'LocURI') {
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if ($this->_isInSource) {
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$this->_sourceLocURI = trim($this->_chars);
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} else {
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$targetLocURIData = explode('?/',trim($this->_chars));
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$this->_targetLocURI = $targetLocURIData[0];
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if(isset($targetLocURIData[1]))
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{
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$this->_targetLocURIParameters = $targetLocURIData[1];
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}
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}
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}
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break;
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case 5:
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if ($element == 'Next') {
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$this->_metaAnchorNext = trim($this->_chars);
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} else if ($element == 'Last') {
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$this->_metaAnchorLast = trim($this->_chars);
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}
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break;
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}
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parent::endElement($uri, $element);
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}
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function getAlert()
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{
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return $this->_alert;
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}
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function setAlert($alert)
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{
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$this->_alert = $alert;
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}
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}
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