KnownUserHandler.php

<?php
namespace Queueit\KnownUser;
error_reporting(E_ALL);
require_once( __DIR__ .'\IntegrationInfoProvider.php');
require_once( __DIR__ .'\lib\knownuser\Models.php');
require_once( __DIR__ .'\lib\knownuser\KnownUser.php');


class KnownUserHandler
{
    public function handleRequest($customerId, $secretKey)
    {

 
        try
        {
            $queueittoken = isset( $_GET["queueittoken"] )? $_GET["queueittoken"] :'';
            $configProvider = new IntegrationInfoProvider();
            $configText =  $configProvider->getIntegrationInfo(true);
            $fullUrl =$this->getFullRequestUri();
            $result = \QueueIT\KnownUserV3\SDK\KnownUser::validateRequestByIntegrationConfig($fullUrl, 
                                                                  $queueittoken, $configText,$customerId, $secretKey);

            if($result->doRedirect())
            {
                //Send the user to the queue - either becuase hash was missing or becuase is was invalid
                header('Location: '.$result->redirectUrl);
                die();
            }
            if(!empty($queueittoken))
            {   
                //Request can continue - we remove queueittoken form querystring parameter to avoid sharing of user specific token
                if(strpos($fullUrl,"&queueittoken=")!==false)
                {
                    header('Location: '.str_replace("&queueittoken=".$queueittoken,"",$fullUrl));
                }
                else if(strpos($fullUrl,"?queueittoken=".$queueittoken."&")!==false)
                {
                    header('Location: '.str_replace("queueittoken=".$queueittoken,"",  $fullUrl));
                }
                else if(strpos($fullUrl,"?queueittoken=".$queueittoken)!==false)
                {
                    header('Location: '.str_replace("?queueittoken=".$queueittoken,"",  $fullUrl));
                }
                die();
            }
        }
        catch(\Exception $e)
        {
                $objectManager = \Magento\Framework\App\ObjectManager::getInstance(); // Instance of object manager
                $logger = $objectManager->get("Psr\Log\LoggerInterface");
                $logger->debug("Queueit-knownUser: Exception while validation user request". $e);
          //log the exception
        }
    }
    private function getFullRequestUri()
    {
        // Get HTTP/HTTPS (the possible values for this vary from server to server)
        $myUrl = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] && !in_array(strtolower($_SERVER['HTTPS']),array('off','no'))) ? 'https' : 'http';
        // Get domain portion
        $myUrl .= '://'.$_SERVER['HTTP_HOST'];
        // Get path to script
        $myUrl .= $_SERVER['REQUEST_URI'];
        // Add path info, if any
        if (!empty($_SERVER['PATH_INFO'])) $myUrl .= $_SERVER['PATH_INFO'];
        return $myUrl; 
    }
      

}