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DIR: /srv/http/adent.cz/cmsmadesimple.adent.cz/modules/nuSOAP/classes
/srv/http/adent.cz/cmsmadesimple.adent.cz/modules/nuSOAP/classes/
Current File : /srv/http/adent.cz/cmsmadesimple.adent.cz/modules/nuSOAP/classes/class.nu_soapclient.php
<?php




/**
*
* nu_soapclient higher level class for easy usage.
*
* usage:
*
* // instantiate client with server info
* $nu_soapclient = new nu_soapclient( string path [ ,boolean wsdl] );
*
* // call method, get results
* echo $nu_soapclient->call( string methodname [ ,array parameters] );
*
* // bye bye client
* unset($nu_soapclient);
*
* @author   Dietrich Ayala <dietrich@ganx4.com>
* @version  $Id: class.nu_soapclient.php,v 1.52 2005/07/27 19:24:42 snichol Exp $
* @access   public
*/
class nu_soapclient extends nusoap_base  {

	var $username = '';
	var $password = '';
	var $authtype = '';
	var $certRequest = array();
	var $requestHeaders = false;	// SOAP headers in request (text)
	var $responseHeaders = '';		// SOAP headers from response (incomplete namespace resolution) (text)
	var $document = '';				// SOAP body response portion (incomplete namespace resolution) (text)
	var $endpoint;
	var $forceEndpoint = '';		// overrides WSDL endpoint
    var $proxyhost = '';
    var $proxyport = '';
	var $proxyusername = '';
	var $proxypassword = '';
    var $xml_encoding = '';			// character set encoding of incoming (response) messages
	var $http_encoding = false;
	var $timeout = 0;				// HTTP connection timeout
	var $response_timeout = 30;		// HTTP response timeout
	var $endpointType = '';			// soap|wsdl, empty for WSDL initialization error
	var $persistentConnection = false;
	var $defaultRpcParams = false;	// This is no longer used
	var $request = '';				// HTTP request
	var $response = '';				// HTTP response
	var $responseData = '';			// SOAP payload of response
	var $cookies = array();			// Cookies from response or for request
    var $decode_utf8 = true;		// toggles whether the parser decodes element content w/ utf8_decode()
	var $operations = array();		// WSDL operations, empty for WSDL initialization error
	
	/*
	 * fault related variables
	 */
	/**
	 * @var      fault
	 * @access   public
	 */
	var $fault;
	/**
	 * @var      faultcode
	 * @access   public
	 */
	var $faultcode;
	/**
	 * @var      faultstring
	 * @access   public
	 */
	var $faultstring;
	/**
	 * @var      faultdetail
	 * @access   public
	 */
	var $faultdetail;

	/**
	* constructor
	*
	* @param    mixed $endpoint SOAP server or WSDL URL (string), or wsdl instance (object)
	* @param    bool $wsdl optional, set to true if using WSDL
	* @param	int $portName optional portName in WSDL document
	* @param    string $proxyhost
	* @param    string $proxyport
	* @param	string $proxyusername
	* @param	string $proxypassword
	* @param	integer $timeout set the connection timeout
	* @param	integer $response_timeout set the response timeout
	* @access   public
	*/
	function nu_soapclient($endpoint,$wsdl = false,$proxyhost = false,$proxyport = false,$proxyusername = false, $proxypassword = false, $timeout = 0, $response_timeout = 30){
		parent::nusoap_base();
		$this->endpoint = $endpoint;
		$this->proxyhost = $proxyhost;
		$this->proxyport = $proxyport;
		$this->proxyusername = $proxyusername;
		$this->proxypassword = $proxypassword;
		$this->timeout = $timeout;
		$this->response_timeout = $response_timeout;

		// make values
		if($wsdl){
			if (is_object($endpoint) && (get_class($endpoint) == 'wsdl')) {
				$this->wsdl = $endpoint;
				$this->endpoint = $this->wsdl->wsdl;
				$this->wsdlFile = $this->endpoint;
				$this->debug('existing wsdl instance created from ' . $this->endpoint);
			} else {
				$this->wsdlFile = $this->endpoint;
				
				// instantiate wsdl object and parse wsdl file
				$this->debug('instantiating wsdl class with doc: '.$endpoint);
				$this->wsdl =& new wsdl($this->wsdlFile,$this->proxyhost,$this->proxyport,$this->proxyusername,$this->proxypassword,$this->timeout,$this->response_timeout);
			}
			$this->appendDebug($this->wsdl->getDebug());
			$this->wsdl->clearDebug();
			// catch errors
			if($errstr = $this->wsdl->getError()){
				$this->debug('got wsdl error: '.$errstr);
				$this->setError('wsdl error: '.$errstr);
			} elseif($this->operations = $this->wsdl->getOperations()){
				$this->debug( 'got '.count($this->operations).' operations from wsdl '.$this->wsdlFile);
				$this->endpointType = 'wsdl';
			} else {
				$this->debug( 'getOperations returned false');
				$this->setError('no operations defined in the WSDL document!');
			}
		} else {
			$this->debug("instantiate SOAP with endpoint at $endpoint");
			$this->endpointType = 'soap';
		}
	}

	/**
	* calls method, returns PHP native type
	*
	* @param    string $method SOAP server URL or path
	* @param    mixed $params An array, associative or simple, of the parameters
	*			              for the method call, or a string that is the XML
	*			              for the call.  For rpc style, this call will
	*			              wrap the XML in a tag named after the method, as
	*			              well as the SOAP Envelope and Body.  For document
	*			              style, this will only wrap with the Envelope and Body.
	*			              IMPORTANT: when using an array with document style,
	*			              in which case there
	*                         is really one parameter, the root of the fragment
	*                         used in the call, which encloses what programmers
	*                         normally think of parameters.  A parameter array
	*                         *must* include the wrapper.
	* @param	string $namespace optional method namespace (WSDL can override)
	* @param	string $soapAction optional SOAPAction value (WSDL can override)
	* @param	mixed $headers optional string of XML with SOAP header content, or array of soapval objects for SOAP headers
	* @param	boolean $rpcParams optional (no longer used)
	* @param	string	$style optional (rpc|document) the style to use when serializing parameters (WSDL can override)
	* @param	string	$use optional (encoded|literal) the use when serializing parameters (WSDL can override)
	* @return	mixed	response from SOAP call
	* @access   public
	*/
	function call($operation,$params=array(),$namespace='http://tempuri.org',$soapAction='',$headers=false,$rpcParams=null,$style='rpc',$use='encoded'){
		$this->operation = $operation;
		$this->fault = false;
		$this->setError('');
		$this->request = '';
		$this->response = '';
		$this->responseData = '';
		$this->faultstring = '';
		$this->faultcode = '';
		$this->opData = array();
		
		$this->debug("call: operation=$operation, namespace=$namespace, soapAction=$soapAction, rpcParams=$rpcParams, style=$style, use=$use, endpointType=$this->endpointType");
		$this->appendDebug('params=' . $this->varDump($params));
		$this->appendDebug('headers=' . $this->varDump($headers));
		if ($headers) {
			$this->requestHeaders = $headers;
		}
		// serialize parameters
		if($this->endpointType == 'wsdl' && $opData = $this->getOperationData($operation)){
			// use WSDL for operation
			$this->opData = $opData;
			$this->debug("found operation");
			$this->appendDebug('opData=' . $this->varDump($opData));
			if (isset($opData['soapAction'])) {
				$soapAction = $opData['soapAction'];
			}
			if (! $this->forceEndpoint) {
				$this->endpoint = $opData['endpoint'];
			} else {
				$this->endpoint = $this->forceEndpoint;
			}
			$namespace = isset($opData['input']['namespace']) ? $opData['input']['namespace'] :	$namespace;
			$style = $opData['style'];
			$use = $opData['input']['use'];
			// add ns to ns array
			if($namespace != '' && !isset($this->wsdl->namespaces[$namespace])){
				$nsPrefix = 'ns' . rand(1000, 9999);
				$this->wsdl->namespaces[$nsPrefix] = $namespace;
			}
            $nsPrefix = $this->wsdl->getPrefixFromNamespace($namespace);
			// serialize payload
			if (is_string($params)) {
				$this->debug("serializing param string for WSDL operation $operation");
				$payload = $params;
			} elseif (is_array($params)) {
				$this->debug("serializing param array for WSDL operation $operation");
				$payload = $this->wsdl->serializeRPCParameters($operation,'input',$params);
			} else {
				$this->debug('params must be array or string');
				$this->setError('params must be array or string');
				return false;
			}
            $usedNamespaces = $this->wsdl->usedNamespaces;
			if (isset($opData['input']['encodingStyle'])) {
				$encodingStyle = $opData['input']['encodingStyle'];
			} else {
				$encodingStyle = '';
			}
			$this->appendDebug($this->wsdl->getDebug());
			$this->wsdl->clearDebug();
			if ($errstr = $this->wsdl->getError()) {
				$this->debug('got wsdl error: '.$errstr);
				$this->setError('wsdl error: '.$errstr);
				return false;
			}
		} elseif($this->endpointType == 'wsdl') {
			// operation not in WSDL
			$this->appendDebug($this->wsdl->getDebug());
			$this->wsdl->clearDebug();
			$this->setError( 'operation '.$operation.' not present.');
			$this->debug("operation '$operation' not present.");
			return false;
		} else {
			// no WSDL
			//$this->namespaces['ns1'] = $namespace;
			$nsPrefix = 'ns' . rand(1000, 9999);
			// serialize 
			$payload = '';
			if (is_string($params)) {
				$this->debug("serializing param string for operation $operation");
				$payload = $params;
			} elseif (is_array($params)) {
				$this->debug("serializing param array for operation $operation");
				foreach($params as $k => $v){
					$payload .= $this->serialize_val($v,$k,false,false,false,false,$use);
				}
			} else {
				$this->debug('params must be array or string');
				$this->setError('params must be array or string');
				return false;
			}
			$usedNamespaces = array();
			if ($use == 'encoded') {
				$encodingStyle = 'http://schemas.xmlsoap.org/soap/encoding/';
			} else {
				$encodingStyle = '';
			}
		}
		// wrap RPC calls with method element
		if ($style == 'rpc') {
			if ($use == 'literal') {
				$this->debug("wrapping RPC request with literal method element");
				if ($namespace) {
					$payload = "<$operation xmlns=\"$namespace\">" . $payload . "</$operation>";
				} else {
					$payload = "<$operation>" . $payload . "</$operation>";
				}
			} else {
				$this->debug("wrapping RPC request with encoded method element");
				if ($namespace) {
					$payload = "<$nsPrefix:$operation xmlns:$nsPrefix=\"$namespace\">" .
								$payload .
								"</$nsPrefix:$operation>";
				} else {
					$payload = "<$operation>" .
								$payload .
								"</$operation>";
				}
			}
		}
		// serialize envelope
		$soapmsg = $this->serializeEnvelope($payload,$this->requestHeaders,$usedNamespaces,$style,$use,$encodingStyle);
		$this->debug("endpoint=$this->endpoint, soapAction=$soapAction, namespace=$namespace, style=$style, use=$use, encodingStyle=$encodingStyle");
		$this->debug('SOAP message length=' . strlen($soapmsg) . ' contents (max 1000 bytes)=' . substr($soapmsg, 0, 1000));
		// send
		$return = $this->send($this->getHTTPBody($soapmsg),$soapAction,$this->timeout,$this->response_timeout);
		if($errstr = $this->getError()){
			$this->debug('Error: '.$errstr);
			return false;
		} else {
			$this->return = $return;
			$this->debug('sent message successfully and got a(n) '.gettype($return));
           	$this->appendDebug('return=' . $this->varDump($return));
			
			// fault?
			if(is_array($return) && isset($return['faultcode'])){
				$this->debug('got fault');
				$this->setError($return['faultcode'].': '.$return['faultstring']);
				$this->fault = true;
				foreach($return as $k => $v){
					$this->$k = $v;
					$this->debug("$k = $v<br>");
				}
				return $return;
			} elseif ($style == 'document') {
				// NOTE: if the response is defined to have multiple parts (i.e. unwrapped),
				// we are only going to return the first part here...sorry about that
				return $return;
			} else {
				// array of return values
				if(is_array($return)){
					// multiple 'out' parameters, which we return wrapped up
					// in the array
					if(sizeof($return) > 1){
						return $return;
					}
					// single 'out' parameter (normally the return value)
					$return = array_shift($return);
					$this->debug('return shifted value: ');
					$this->appendDebug($this->varDump($return));
           			return $return;
				// nothing returned (ie, echoVoid)
				} else {
					return "";
				}
			}
		}
	}

	/**
	* get available data pertaining to an operation
	*
	* @param    string $operation operation name
	* @return	array array of data pertaining to the operation
	* @access   public
	*/
	function getOperationData($operation){
		if(isset($this->operations[$operation])){
			return $this->operations[$operation];
		}
		$this->debug("No data for operation: $operation");
	}

    /**
    * send the SOAP message
    *
    * Note: if the operation has multiple return values
    * the return value of this method will be an array
    * of those values.
    *
	* @param    string $msg a SOAPx4 soapmsg object
	* @param    string $soapaction SOAPAction value
	* @param    integer $timeout set connection timeout in seconds
	* @param	integer $response_timeout set response timeout in seconds
	* @return	mixed native PHP types.
	* @access   private
	*/
	function send($msg, $soapaction = '', $timeout=0, $response_timeout=30) {
		$this->checkCookies();
		// detect transport
		switch(true){
			// http(s)
			case ereg('^http',$this->endpoint):
				$this->debug('transporting via HTTP');
				if($this->persistentConnection == true && is_object($this->persistentConnection)){
					$http =& $this->persistentConnection;
				} else {
					$http = new soap_transport_http($this->endpoint);
					if ($this->persistentConnection) {
						$http->usePersistentConnection();
					}
				}
				$http->setContentType($this->getHTTPContentType(), $this->getHTTPContentTypeCharset());
				$http->setSOAPAction($soapaction);
				if($this->proxyhost && $this->proxyport){
					$http->setProxy($this->proxyhost,$this->proxyport,$this->proxyusername,$this->proxypassword);
				}
                if($this->authtype != '') {
					$http->setCredentials($this->username, $this->password, $this->authtype, array(), $this->certRequest);
				}
				if($this->http_encoding != ''){
					$http->setEncoding($this->http_encoding);
				}
				$this->debug('sending message, length='.strlen($msg));
				if(ereg('^http:',$this->endpoint)){
				//if(strpos($this->endpoint,'http:')){
					$this->responseData = $http->send($msg,$timeout,$response_timeout,$this->cookies);
				} elseif(ereg('^https',$this->endpoint)){
				//} elseif(strpos($this->endpoint,'https:')){
					//if(phpversion() == '4.3.0-dev'){
						//$response = $http->send($msg,$timeout,$response_timeout);
                   		//$this->request = $http->outgoing_payload;
						//$this->response = $http->incoming_payload;
					//} else
					$this->responseData = $http->sendHTTPS($msg,$timeout,$response_timeout,$this->cookies);
				} else {
					$this->setError('no http/s in endpoint url');
				}
				$this->request = $http->outgoing_payload;
				$this->response = $http->incoming_payload;
				$this->appendDebug($http->getDebug());
				$this->UpdateCookies($http->incoming_cookies);

				// save transport object if using persistent connections
				if ($this->persistentConnection) {
					$http->clearDebug();
					if (!is_object($this->persistentConnection)) {
						$this->persistentConnection = $http;
					}
				}
				
				if($err = $http->getError()){
					$this->setError('HTTP Error: '.$err);
					return false;
				} elseif($this->getError()){
					return false;
				} else {
					$this->debug('got response, length='. strlen($this->responseData).' type='.$http->incoming_headers['content-type']);
					return $this->parseResponse($http->incoming_headers, $this->responseData);
				}
			break;
			default:
				$this->setError('no transport found, or selected transport is not yet supported!');
			return false;
			break;
		}
	}

	/**
	* processes SOAP message returned from server
	*
	* @param	array	$headers	The HTTP headers
	* @param	string	$data		unprocessed response data from server
	* @return	mixed	value of the message, decoded into a PHP type
	* @access   private
	*/
    function parseResponse($headers, $data) {
		$this->debug('Entering parseResponse() for data of length ' . strlen($data) . ' and type ' . $headers['content-type']);
		if (!strstr($headers['content-type'], 'text/xml')) {
			$this->setError('Response not of type text/xml');
			return false;
		}
		if (strpos($headers['content-type'], '=')) {
			$enc = str_replace('"', '', substr(strstr($headers["content-type"], '='), 1));
			$this->debug('Got response encoding: ' . $enc);
			if(eregi('^(ISO-8859-1|US-ASCII|UTF-8)$',$enc)){
				$this->xml_encoding = strtoupper($enc);
			} else {
				$this->xml_encoding = 'US-ASCII';
			}
		} else {
			// should be US-ASCII for HTTP 1.0 or ISO-8859-1 for HTTP 1.1
			$this->xml_encoding = 'ISO-8859-1';
		}
		$this->debug('Use encoding: ' . $this->xml_encoding . ' when creating soap_parser');
		$parser = new soap_parser($data,$this->xml_encoding,$this->operation,$this->decode_utf8);
		// add parser debug data to our debug
		$this->appendDebug($parser->getDebug());
		// if parse errors
		if($errstr = $parser->getError()){
			$this->setError( $errstr);
			// destroy the parser object
			unset($parser);
			return false;
		} else {
			// get SOAP headers
			$this->responseHeaders = $parser->getHeaders();
			// get decoded message
			$return = $parser->get_response();
            // add document for doclit support
            $this->document = $parser->document;
			// destroy the parser object
			unset($parser);
			// return decode message
			return $return;
		}
	 }

	/**
	* sets the SOAP endpoint, which can override WSDL
	*
	* @param	$endpoint string The endpoint URL to use, or empty string or false to prevent override
	* @access   public
	*/
	function setEndpoint($endpoint) {
		$this->forceEndpoint = $endpoint;
	}

	/**
	* set the SOAP headers
	*
	* @param	$headers mixed String of XML with SOAP header content, or array of soapval objects for SOAP headers
	* @access   public
	*/
	function setHeaders($headers){
		$this->requestHeaders = $headers;
	}

	/**
	* get the SOAP response headers (namespace resolution incomplete)
	*
	* @return	string
	* @access   public
	*/
	function getHeaders(){
		return $this->responseHeaders;
	}

	/**
	* set proxy info here
	*
	* @param    string $proxyhost
	* @param    string $proxyport
	* @param	string $proxyusername
	* @param	string $proxypassword
	* @access   public
	*/
	function setHTTPProxy($proxyhost, $proxyport, $proxyusername = '', $proxypassword = '') {
		$this->proxyhost = $proxyhost;
		$this->proxyport = $proxyport;
		$this->proxyusername = $proxyusername;
		$this->proxypassword = $proxypassword;
	}

	/**
	* if authenticating, set user credentials here
	*
	* @param    string $username
	* @param    string $password
	* @param	string $authtype (basic|digest|certificate)
	* @param	array $certRequest (keys must be cainfofile (optional), sslcertfile, sslkeyfile, passphrase, verifypeer (optional), verifyhost (optional): see corresponding options in cURL docs)
	* @access   public
	*/
	function setCredentials($username, $password, $authtype = 'basic', $certRequest = array()) {
		$this->username = $username;
		$this->password = $password;
		$this->authtype = $authtype;
		$this->certRequest = $certRequest;
	}
	
	/**
	* use HTTP encoding
	*
	* @param    string $enc
	* @access   public
	*/
	function setHTTPEncoding($enc='gzip, deflate'){
		$this->http_encoding = $enc;
	}
	
	/**
	* use HTTP persistent connections if possible
	*
	* @access   public
	*/
	function useHTTPPersistentConnection(){
		$this->persistentConnection = true;
	}
	
	/**
	* gets the default RPC parameter setting.
	* If true, default is that call params are like RPC even for document style.
	* Each call() can override this value.
	*
	* This is no longer used.
	*
	* @return boolean
	* @access public
	* @deprecated
	*/
	function getDefaultRpcParams() {
		return $this->defaultRpcParams;
	}

	/**
	* sets the default RPC parameter setting.
	* If true, default is that call params are like RPC even for document style
	* Each call() can override this value.
	*
	* This is no longer used.
	*
	* @param    boolean $rpcParams
	* @access public
	* @deprecated
	*/
	function setDefaultRpcParams($rpcParams) {
		$this->defaultRpcParams = $rpcParams;
	}
	
	/**
	* dynamically creates an instance of a proxy class,
	* allowing user to directly call methods from wsdl
	*
	* @return   object soap_proxy object
	* @access   public
	*/
	function getProxy(){
		$r = rand();
		$evalStr = $this->_getProxyClassCode($r);
		//$this->debug("proxy class: $evalStr";
		// eval the class
		eval($evalStr);
		// instantiate proxy object
		eval("\$proxy = new soap_proxy_$r('');");
		// transfer current wsdl data to the proxy thereby avoiding parsing the wsdl twice
		$proxy->endpointType = 'wsdl';
		$proxy->wsdlFile = $this->wsdlFile;
		$proxy->wsdl = $this->wsdl;
		$proxy->operations = $this->operations;
		$proxy->defaultRpcParams = $this->defaultRpcParams;
		// transfer other state
		$proxy->username = $this->username;
		$proxy->password = $this->password;
		$proxy->authtype = $this->authtype;
		$proxy->proxyhost = $this->proxyhost;
		$proxy->proxyport = $this->proxyport;
		$proxy->proxyusername = $this->proxyusername;
		$proxy->proxypassword = $this->proxypassword;
		$proxy->timeout = $this->timeout;
		$proxy->response_timeout = $this->response_timeout;
		$proxy->http_encoding = $this->http_encoding;
		$proxy->persistentConnection = $this->persistentConnection;
		$proxy->requestHeaders = $this->requestHeaders;
		$proxy->soap_defencoding = $this->soap_defencoding;
		$proxy->endpoint = $this->endpoint;
		$proxy->forceEndpoint = $this->forceEndpoint;
		return $proxy;
	}

	/**
	* dynamically creates proxy class code
	*
	* @return   string PHP/NuSOAP code for the proxy class
	* @access   private
	*/
	function _getProxyClassCode($r) {
		if ($this->endpointType != 'wsdl') {
			$evalStr = 'A proxy can only be created for a WSDL client';
			$this->setError($evalStr);
			return $evalStr;
		}
		$evalStr = '';
		foreach ($this->operations as $operation => $opData) {
			if ($operation != '') {
				// create param string and param comment string
				if (sizeof($opData['input']['parts']) > 0) {
					$paramStr = '';
					$paramArrayStr = '';
					$paramCommentStr = '';
					foreach ($opData['input']['parts'] as $name => $type) {
						$paramStr .= "\$$name, ";
						$paramArrayStr .= "'$name' => \$$name, ";
						$paramCommentStr .= "$type \$$name, ";
					}
					$paramStr = substr($paramStr, 0, strlen($paramStr)-2);
					$paramArrayStr = substr($paramArrayStr, 0, strlen($paramArrayStr)-2);
					$paramCommentStr = substr($paramCommentStr, 0, strlen($paramCommentStr)-2);
				} else {
					$paramStr = '';
					$paramCommentStr = 'void';
				}
				$opData['namespace'] = !isset($opData['namespace']) ? 'http://testuri.com' : $opData['namespace'];
				$evalStr .= "// $paramCommentStr
	function " . str_replace('.', '__', $operation) . "($paramStr) {
		\$params = array($paramArrayStr);
		return \$this->call('$operation', \$params, '".$opData['namespace']."', '".(isset($opData['soapAction']) ? $opData['soapAction'] : '')."');
	}
	";
				unset($paramStr);
				unset($paramCommentStr);
			}
		}
		$evalStr = 'class soap_proxy_'.$r.' extends nu_soapclient {
	'.$evalStr.'
}';
		return $evalStr;
	}

	/**
	* dynamically creates proxy class code
	*
	* @return   string PHP/NuSOAP code for the proxy class
	* @access   public
	*/
	function getProxyClassCode() {
		$r = rand();
		return $this->_getProxyClassCode($r);
	}

	/**
	* gets the HTTP body for the current request.
	*
	* @param string $soapmsg The SOAP payload
	* @return string The HTTP body, which includes the SOAP payload
	* @access private
	*/
	function getHTTPBody($soapmsg) {
		return $soapmsg;
	}
	
	/**
	* gets the HTTP content type for the current request.
	*
	* Note: getHTTPBody must be called before this.
	*
	* @return string the HTTP content type for the current request.
	* @access private
	*/
	function getHTTPContentType() {
		return 'text/xml';
	}
	
	/**
	* gets the HTTP content type charset for the current request.
	* returns false for non-text content types.
	*
	* Note: getHTTPBody must be called before this.
	*
	* @return string the HTTP content type charset for the current request.
	* @access private
	*/
	function getHTTPContentTypeCharset() {
		return $this->soap_defencoding;
	}

	/*
	* whether or not parser should decode utf8 element content
    *
    * @return   always returns true
    * @access   public
    */
    function decodeUTF8($bool){
		$this->decode_utf8 = $bool;
		return true;
    }

	/**
	 * adds a new Cookie into $this->cookies array
	 *
	 * @param	string $name Cookie Name
	 * @param	string $value Cookie Value
	 * @return	if cookie-set was successful returns true, else false
	 * @access	public
	 */
	function setCookie($name, $value) {
		if (strlen($name) == 0) {
			return false;
		}
		$this->cookies[] = array('name' => $name, 'value' => $value);
		return true;
	}

	/**
	 * gets all Cookies
	 *
	 * @return   array with all internal cookies
	 * @access   public
	 */
	function getCookies() {
		return $this->cookies;
	}

	/**
	 * checks all Cookies and delete those which are expired
	 *
	 * @return   always return true
	 * @access   private
	 */
	function checkCookies() {
		if (sizeof($this->cookies) == 0) {
			return true;
		}
		$this->debug('checkCookie: check ' . sizeof($this->cookies) . ' cookies');
		$curr_cookies = $this->cookies;
		$this->cookies = array();
		foreach ($curr_cookies as $cookie) {
			if (! is_array($cookie)) {
				$this->debug('Remove cookie that is not an array');
				continue;
			}
			if ((isset($cookie['expires'])) && (! empty($cookie['expires']))) {
				if (strtotime($cookie['expires']) > time()) {
					$this->cookies[] = $cookie;
				} else {
					$this->debug('Remove expired cookie ' . $cookie['name']);
				}
			} else {
				$this->cookies[] = $cookie;
			}
		}
		$this->debug('checkCookie: '.sizeof($this->cookies).' cookies left in array');
		return true;
	}

	/**
	 * updates the current cookies with a new set
	 *
	 * @param	array $cookies new cookies with which to update current ones
	 * @return	always return true
	 * @access	private
	 */
	function UpdateCookies($cookies) {
		if (sizeof($this->cookies) == 0) {
			// no existing cookies: take whatever is new
			if (sizeof($cookies) > 0) {
				$this->debug('Setting new cookie(s)');
				$this->cookies = $cookies;
			}
			return true;
		}
		if (sizeof($cookies) == 0) {
			// no new cookies: keep what we've got
			return true;
		}
		// merge
		foreach ($cookies as $newCookie) {
			if (!is_array($newCookie)) {
				continue;
			}
			if ((!isset($newCookie['name'])) || (!isset($newCookie['value']))) {
				continue;
			}
			$newName = $newCookie['name'];

			$found = false;
			for ($i = 0; $i < count($this->cookies); $i++) {
				$cookie = $this->cookies[$i];
				if (!is_array($cookie)) {
					continue;
				}
				if (!isset($cookie['name'])) {
					continue;
				}
				if ($newName != $cookie['name']) {
					continue;
				}
				$newDomain = isset($newCookie['domain']) ? $newCookie['domain'] : 'NODOMAIN';
				$domain = isset($cookie['domain']) ? $cookie['domain'] : 'NODOMAIN';
				if ($newDomain != $domain) {
					continue;
				}
				$newPath = isset($newCookie['path']) ? $newCookie['path'] : 'NOPATH';
				$path = isset($cookie['path']) ? $cookie['path'] : 'NOPATH';
				if ($newPath != $path) {
					continue;
				}
				$this->cookies[$i] = $newCookie;
				$found = true;
				$this->debug('Update cookie ' . $newName . '=' . $newCookie['value']);
				break;
			}
			if (! $found) {
				$this->debug('Add cookie ' . $newName . '=' . $newCookie['value']);
				$this->cookies[] = $newCookie;
			}
		}
		return true;
	}
}
?>