createToken

<?php
include_once 'v5.php'; 	// File containing the definition of different objects 
include_once 'function.php';// File containing all the useful functions (generation of the uuid, etc.)

//Intialization of variables
$shopId = "12345678";
$key = "1234567891234567";	
$mode = "TEST";
$wsdl =  "https://secure.payzen.co.in/vads-ws/v5?wsdl";

//Example of Initialisation of a SOAP client with SNI management
		/*
		$client = new soapClient($wsdl,	
		$options = array('trace'=>1, 'exceptions'=> 0, 			
					'encoding' => 'UTF-8','soapaction' => '',
					'uri' => 'http://v5.ws.vads.lyra.com/',	            
					'cache_wsdl' => WSDL_CACHE_NONE, 
					//Proxy parameters
					'proxy_host' => 'my.proxy.host',
					'proxy_port' => 3128,
					'stream_context' => stream_context_create (array('ssl' => array(
						'SNI_enabled' => true,
						'SNI_server_name' => 'secure.payzen.co.in')))
					));
		*/	

//Example of Initialization of a SOAP client without proxy		
		$client = new soapClient($wsdl, $options = array(
					'trace'=>1, 
					'exceptions'=> 0, 			
					'encoding' => 'UTF-8',
					'soapaction' => '')
				);		

//Generating a header
			$requestId = gen_uuid ();
			$timestamp = gmdate ( "Y-m-d\TH:i:s\Z" );			
			$authToken = base64_encode(hash_hmac('sha256',$requestId.$timestamp, $key, true));			
			setHeaders ($shopId, $requestId, $timestamp, $mode, $authToken, $key, $client);
		
//Generating a body
$commonRequest = new commonRequest;
	$commonRequest->submissionDate = new DateTime('now',new DateTimeZone('UTC'));	

$cardRequest = new cardRequest;
	$cardRequest->number = "4970100000000003";
	$cardRequest->scheme = "VISA";
	$cardRequest->expiryMonth = "12";
	$cardRequest->expiryYear = "2023";
	$cardRequest->cardSecurityCode = "123";
		
$customerRequest = new customerRequest;
	$customerRequest->billingDetails = new billingDetailsRequest;
		$customerRequest->billingDetails->email="nom.prenom@exemple.com";		

	$customerRequest->extraDetails = new extraDetailsRequest;
		$customerRequest->extraDetails->sendMail ="1";
		$customerRequest->extraDetails->ipAddress ="127.0.0.1";
	
//Call to the createToken operation 	
	try {
			
		$createTokenRequest = new createToken;
			$createTokenRequest->commonRequest = $commonRequest; 
			$createTokenRequest->cardRequest = $cardRequest; 
			$createTokenRequest->customerRequest = $customerRequest;
	
$createTokenRequest->commonRequest->submissionDate = $createTokenRequest->commonRequest->submissionDate->format(dateTime::W3C);	
		
		$createTokenResponse = $client->createToken($createTokenRequest);
	} catch (SoapFault $fault) {
	
//Managing exceptions 
	
	trigger_error("SOAP Fault: (faultcode: {$fault->faultcode}, faultstring: {$fault->faultstring})", E_USER_ERROR);
				 }
	
		/* Displaying XML logs that must be replaced in a log file.	
		 *
		 * WARNING DO NOT REGISTER CARD NUMBERS IN YOUR LOGS
		 */
			echo "<hr> [Request Header] <br/>", htmlspecialchars($client->__getLastRequestHeaders()), "<br/>";
			echo "<hr> [Request] <br/>", htmlspecialchars($client->__getLastRequest()), "<br/>";	
			echo "<hr> [Response Header]<br/>", htmlspecialchars($client->__getLastResponseHeaders()), "<br/>";
			echo "<hr> [Response]<br/>", htmlspecialchars($client->__getLastResponse()), "<br/>";
			echo '<hr>';			
			echo "<hr> [Response SOAP Headers]<br/>";

//Response analysis
	//Retrieving the SOAP Header of the response to store the headers in a table (here $responseHeader)	
		$dom = new DOMDocument;
        $dom->loadXML($client->__getLastResponse(), LIBXML_NOWARNING);
        $path = new DOMXPath($dom);
        $headers = $path->query('//*[local-name()="Header"]/*');			
		$responseHeader = array();				
		foreach($headers as $headerItem) {			
			$responseHeader[$headerItem->nodeName] = $headerItem->nodeValue;				
		}	
	
//Computation of the authentication token of the response				
		$authTokenResponse = base64_encode(hash_hmac('sha256',$responseHeader['timestamp'].$responseHeader['requestId'], $key, true));			
		if ($authTokenResponse !== $responseHeader['authToken']){			
			//Computation error or attempted fraud			
				echo 'Internal error';
		}
		else{		
			//Response analysis
				if ($createPaymentResponse->createPaymentResult->commonResponse->responseCode != "0"){				
				//process error				
				}
				else{
				//Process successfully completed					
					//Checking the presence of the transactionStatusLabel:
					if (isset ($createPaymentResponse->createPaymentResult->commonResponse->transactionStatusLabel)){
						//The card is not enrolled or 3DS deactivated											
						
							// The payment is accepted	
								// The code below must be modified to integrate database updates etc.
				
								switch ($createTokenResponse->createTokenResult->commonResponse->transactionStatusLabel) {
								case "AUTHORISED":
									echo "payment accepted";
								break;
								case "WAITING_AUTHORISATION":
									echo "payment accepted";
									break;
									case "AUTHORISED_TO_VALIDATE":
									echo "payment accepted";
									break;
									case "WAITING_AUTHORISATION_TO_VALIDATE":
									echo "payment accepted";
									break;							
								// The payment is declined							
									default:
										echo "payment declined";
									break;									
								}						
					}
					
				}
			}
?>