services/ProductRegistrationService.php

   1 <?php
   2 /**
   3  * ProductRegistrationService
   4  *
   5  * @package   OpenEMR
   6  * @link      http://www.open-emr.org
   7  * @author    Matthew Vita <matthewvita48@gmail.com>
   8  * @author    Victor Kofia <victor.kofia@gmail.com>
   9  * @copyright Copyright (c) 2017 Matthew Vita <matthewvita48@gmail.com>
  10  * @copyright Copyright (c) 2017 Victor Kofia <victor.kofia@gmail.com>
  11  * @license   https://github.com/openemr/openemr/blob/master/LICENSE GNU General Public License 3
  12  */
  13
  14
  15 namespace OpenEMR\Services;
  16
  17 use OpenEMR\Common\Database\Connector;
  18 use OpenEMR\Common\Logging\Logger;
  19 use OpenEMR\Entities\ProductRegistration;
  20
  21 require_once($GLOBALS['fileroot'] . "/interface/main/exceptions/invalid_email_exception.php");
  22 require_once($GLOBALS['fileroot'] . "/interface/product_registration/exceptions/generic_product_registration_exception.php");
  23 require_once($GLOBALS['fileroot'] . "/interface/product_registration/exceptions/duplicate_registration_exception.php");
  24
  25 class ProductRegistrationService
  26 {
  27     /**
  28      * Logger used primarily for logging events that are of interest to
  29      * developers.
  30      */
  31     private $logger;
  32
  33     /**
  34      * The product registration repository to be used for db CRUD operations.
  35      */
  36     private $repository;
  37
  38     /**
  39      * Default constructor.
  40      */
  41     public function __construct()
  42     {
  43         $this->logger = new Logger("\OpenEMR\Services\ProductRegistrationService");
  44         $database = Connector::Instance();
  45         $entityManager = $database->entityManager;
  46         $this->repository = $entityManager->getRepository('\OpenEMR\Entities\ProductRegistration');
  47     }
  48
  49     public function getProductStatus()
  50     {
  51         $this->logger->debug('Getting current product registration status');
  52         $row = $this->repository->findFirst();
  53
  54         // Unboxing these here to avoid PHP 5.4 "Can't use method
  55         // return value in write context" error.
  56         $id = '';
  57         $optOut = '';
  58
  59         if ($row !== null) {
  60             $id = $row->getRegistrationId();
  61             $optOut = $row->getOptOut();
  62         }
  63
  64         if (empty($row)) {
  65             $row = new ProductRegistration();
  66             $row->setStatusAsString('UNREGISTERED');
  67         } else if ($id !== 'null') {
  68             $row->setStatusAsString('REGISTERED');
  69         } else if (!empty($optOut) && $optOut == true) {
  70             $row->setStatusAsString('OPT_OUT');
  71         }
  72
  73         return $row;
  74     }
  75
  76     public function registerProduct($email)
  77     {
  78         if (!$email || $email == 'false') {
  79             $this->optOutStrategy();
  80             return null;
  81         } else {
  82             return $this->optInStrategy($email);
  83         }
  84     }
  85
  86     private function optInStrategy($email)
  87     {
  88         $this->logger->debug('Attempting to register product with email ' . $email);
  89         $curl = curl_init('https://reg.open-emr.org/api/registration');
  90         curl_setopt($curl, CURLOPT_POST, true);
  91         curl_setopt($curl, CURLOPT_POSTFIELDS, http_build_query(array('email' => $email)));
  92         curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
  93         curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
  94         curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 2);
  95         $responseBodyRaw = curl_exec($curl);
  96         $responseCode = curl_getinfo($curl, CURLINFO_HTTP_CODE);
  97         curl_close($curl);
  98
  99         $this->logger->debug('Raw response from remote server: ' . $responseBodyRaw);
 100         switch ($responseCode) {
 101             case 201:
 102                 $responseBodyParsed = json_decode($responseBodyRaw);
 103
 104                 $entry = new ProductRegistration();
 105                 $entry->setRegistrationId($responseBodyParsed->productId);
 106                 $entry->setEmail($email);
 107                 $entry->setOptOut(false);
 108
 109                 $newId = $this->repository->save($entry);
 110                 $this->logger->debug('Successfully registered product ' . $newId);
 111
 112                 return $newId;
 113                 break;
 114             case 400:
 115                 throw new \InvalidEmailException($email . ' ' . xl("is not a valid email address"));
 116                 break;
 117             case 409:
 118                 throw new \DuplicateRegistrationException(xl("Already registered"));
 119                 break;
 120             default:
 121                 throw new \GenericProductRegistrationException(xl("Server error: try again later"));
 122         }
 123     }
 124
 125     // void... don't bother checking for success/failure.
 126     private function optOutStrategy()
 127     {
 128         $this->logger->debug('Attempting to opt out of product registration');
 129         $entry = new ProductRegistration();
 130         $entry->setRegistrationId('null');
 131         $entry->setEmail(null);
 132         $entry->setOptOut(true);
 133
 134         $this->repository->save($entry);
 135     }
 136 }