<?php
$rtlo=xxxxx;
$description="Mister Cash Example";
$amount=50;
$returnurl="http://www.uwsite.nl/MisterCashExample.php";
$reporturl="http://www.uwsite.nl/MisterCashExample.php";




// Customer returns to the returnurl,  now we check the transaction status
if( isset($_GET['trxid']) ){
  // 000000 OK means Status is successful. We deliver the product
  if( ($status = CheckReturnurl( $rtlo,  $_GET['trxid'] )) == "000000 OK" ){
    // Update the orderinfo to success
    die( "Status was Successful...Thank you for your order" );
  }
  //In all other cases do not delever(yet)
  // Update the orderinfo to failed
  else die( $status );
} elseif ( isset($_POST['trxid']) && isset($_POST['amount']) ){
  // The reporturl is called from the Targetpay server
  HandleReporturl( $_POST['trxid'], $_POST['amount'],$_POST['status']  );
} else{
  // Start of the transaction
  // We redirect to  Mister Cash via Clearpark
  $redirecturl = StartTransaction( $rtlo, $description, $amount, $returnurl, $reporturl );
  header ("Location: ".$redirecturl);
  die();
}


// Paragraph 2. Request redirect URL to Mister Cash payment screen
function StartTransaction( $rtlo, $description,  $amount, $returnurl, $reporturl){
  $url= "https://www.targetpay.com/mrcash/start?".
  "rtlo=".$rtlo.
  "&description=".urlencode(substr($description,0,32)).
  "&amount=".$amount.
  "&userip=".urlencode($_SERVER['REMOTE_ADDR']).
  "&returnurl=".urlencode($returnurl).
  "&reporturl=".urlencode($reporturl);
	
  $strResponse = httpGetRequest($url);
  $aResponse = explode('|', $strResponse );
  # Bad response
  if ( !isset ( $aResponse[1] ) ) die('Error' . $aResponse[0] );
 
  $responsetype = explode ( ' ', $aResponse[0] );


  $trxid = $responsetype[1];
  // You may add the trxid to your orderinfo here
    
  if( $responsetype[0] == "000000" ) return $aResponse[1];
  else die($aResponse[0]);
}


// Paragraph 3. Request status
function CheckReturnurl($rtlo, $trxid){
  $once=1;
  $test=0; // Set to 1 for testing as described in paragraph 1.3 
  $url= "https://www.targetpay.com/mrcash/check?".
  "rtlo=".$rtlo.
  "&trxid=".$trxid.
  "&once=".$once.
  "&test=".$test;
  return httpGetRequest($url);
}


// Handler for the reporturl as described in paragrapg 2.1
// Update your your orderstatus and deliver the product if $status = "000000 OK"
function HandleReporturl($trxid, $amount, $status ){
  if( substr($_SERVER['REMOTE_ADDR'],0,10) == "89.184.168" ){
    // Update your orderinfo status here.
    //......


    //reporturl should return OK to Targetpay.
    die( "OK" );
  }else{
    die("IP address not correct... This call is not from Targetpay");
  }
}


function httpGetRequest($url){
  $ch = curl_init( $url );
  curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1) ;
  $strResponse = curl_exec($ch);
  curl_close($ch);
  if ( $strResponse === false ) 
    die("Could not fetch response " . $url );	
  return $strResponse;
}


?>

function HandleReporturl($trxid, $amount, $status ){
  if( substr($_SERVER['REMOTE_ADDR'],0,10) == "89.184.168" ){
    // Update your orderinfo status here.
    //......


    //reporturl should return OK to Targetpay.
    die( "OK" );
  }else{
    die("IP address not correct... This call is not from Targetpay");
  }
}


function httpGetRequest($url){
  $ch = curl_init( $url );
  curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1) ;
  $strResponse = curl_exec($ch);
  curl_close($ch);
  if ( $strResponse === false ) 
    die("Could not fetch response " . $url );	
  return $strResponse;
}