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<?php
require_once 'SyncML/Command.php';
/**
* The SyncML_Command_SyncHdr class provides a SyncML implementation of the
* SyncHdr as defined in SyncML Representation Protocol, version 1.1, section
* 5.2.2.
*
* SyncHdr is not really a sync command, but this class takes advantage of the
* XML parser in SyncML_Command.
*
* $Horde: framework/SyncML/SyncML/Command/SyncHdr.php,v 1.4.2.5 2009/04/05 21:38:48 jan Exp $
*
* Copyright 2006-2009 The Horde Project (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (LGPL). If you
* did not receive this file, see http://www.fsf.org/copyleft/lgpl.html.
*
* @author Karsten Fourmont <karsten@horde.org>
* @author Jan Schneider <jan@horde.org>
* @since Horde 3.2
* @package SyncML
*/
class SyncML_Command_SyncHdr extends SyncML_Command {
/**
* Name of the command.
*
* @var string
*/
var $_cmdName = 'SyncHdr';
/**
* Username as specified in the <LocName> element.
*
* @var string
*/
var $user;
/**
* Id of this SyncML session as specified in the <SessionID> element.
*
* This is not to confuse with the PHP session id, though it is part of
* the generated PHP session id.
*
* @var string
*/
var $_sessionID;
/**
* SyncML protocol version as specified in the <VerProto> element.
*
* 0 for SyncML 1.0, 1 for SyncML 1.1, etc.
*
* @var integer
*/
var $_version;
/**
* Id of the current message as specified in the <MsgID> element.
*
* @var integer
*/
var $_message;
/**
* The target URI as specified by the <Target><LocURI> element.
*
* This is normally the URL of the Horde RPC server. However the client is
* free to send anything.
*
* @var string
*/
var $_targetURI;
/**
* The source URI as specified by the <Source><LocURI> element.
*
* @var string
*/
var $_sourceURI;
/**
* Authentication credential as specified by the <Cred><Data> element.
*
* @var string
*/
var $credData;
/**
* Encoding format of $credData as specified in the <Cred><Meta><Format>
* element like 'b64'.
*
* @var string
*/
var $credFormat;
/**
* Media type of $credData as specified in the <Cred><Meta><Type> element
* like 'auth-basic'.
*
* @var string
*/
var $credType;
/**
* Maximum size of a SyncML message in bytes as specified by the
* <Meta><MaxMsgSize> element.
*
* @var integer
*/
var $_maxMsgSize;
/**
* End element handler for the XML parser, delegated from
* SyncML_ContentHandler::endElement().
*
* @param string $uri The namespace URI of the element.
* @param string $element The element tag name.
*/
function endElement($uri, $element)
{
switch (count($this->_stack)) {
case 2:
if ($element == 'VerProto') {
// </VerProto></SyncHdr></SyncML>
if (trim($this->_chars) == 'SyncML/1.1') {
$this->_version = 1;
} elseif (trim($this->_chars) == 'SyncML/1.2') {
$this->_version = 2;
} else {
$this->_version = 0;
}
} elseif ($element == 'SessionID') {
// </SessionID></SyncHdr></SyncML>
$this->_sessionID = trim($this->_chars);
} elseif ($element == 'MsgID') {
// </MsgID></SyncHdr></SyncML>
$this->_message = intval(trim($this->_chars));
}
break;
case 3:
if ($element == 'LocURI') {
if ($this->_stack[1] == 'Source') {
// </LocURI></Source></SyncHdr></SyncML>
$this->_sourceURI = trim($this->_chars);
} elseif ($this->_stack[1] == 'Target') {
// </LocURI></Target></SyncHdr></SyncML>
$this->_targetURI = trim($this->_chars);
}
} elseif ($element == 'LocName') {
if ($this->_stack[1] == 'Source') {
// </LocName></Source></SyncHdr></SyncML>
$this->user = trim($this->_chars);
}
} elseif ($element == 'Data') {
// </Data></Cred></SyncHdr></SyncML>
if ($this->_stack[1] == 'Cred') {
$this->credData = trim($this->_chars);
}
} elseif ($element == 'MaxMsgSize') {
// </MaxMsgSize></Meta></SyncHdr></SyncML>
$this->_maxMsgSize = intval($this->_chars);
}
break;
case 4:
if ($this->_stack[1] == 'Cred') {
if ($element == 'Format') {
// </Format></Meta></Cred></SyncHdr></SyncML>
$this->credFormat = trim($this->_chars);
} elseif ($element == 'Type') {
// </Type></Meta></Cred></SyncHdr></SyncML>
$this->credType = trim($this->_chars);
}
}
break;
}
parent::endElement($uri, $element);
}
/**
* Starts the PHP session and instantiates the global SyncML_State object
* if doesn't exist yet.
*/
function setupState()
{
$GLOBALS['backend']->sessionStart($this->_sourceURI,
$this->_sessionID);
if (!isset($_SESSION['SyncML.state'])) {
$GLOBALS['backend']->logMessage(
'New session created: ' . session_id(),
__FILE__, __LINE__, PEAR_LOG_DEBUG);
$_SESSION['SyncML.state'] = new SyncML_State($this->_sourceURI,
$this->user,
$this->_sessionID);
} else {
$GLOBALS['backend']->logMessage(
'Existing session continued: ' . session_id(),
__FILE__, __LINE__, PEAR_LOG_DEBUG);
}
$state = &$_SESSION['SyncML.state'];
$state->setVersion($this->_version);
$state->messageID = $this->_message;
$state->targetURI = $this->_targetURI;
$state->sourceURI = $this->_sourceURI;
$state->sessionID = $this->_sessionID;
if (!empty($this->_maxMsgSize)) {
$state->maxMsgSize = $this->_maxMsgSize;
}
$GLOBALS['backend']->setupState($state);
}
}
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