Finalized IDOB + small changes concerning redirects

src/Application/API/Handler.php

@@ -15,6 +15,8 @@
 namespace Inforbank\Application\API;
 
 use \Slim\App;
+use Inforbank\Application\Helper\Idob\Client;
+use Inforbank\Application\Helper\Idob\Transactie;
 
 class Handler
 {
@@ -38,37 +40,64 @@ class Handler
             $this->post('/transactionRequest', function ($request, $response, $args) {
                 $parsedBody = $request->getParsedBody();
 
-                if (isset($parsedBody['clientId']) && isset($parsedBody['transactionId']) && isset($parsedBody['amount']) && isset($parsedBody['description']) && isset($parsedBody['returnUrl']) && isset($parsedBody['sha1'])) {
+                if (isset($parsedBody['clientId']) && isset($parsedBody['transactionId']) && isset($parsedBody['amount']) && isset($parsedBody['description']) && isset($parsedBody['returnUrl']) && isset($parsedBody['hash'])) {
                     // Correct request
+                    try {
+                        $client = new Client($parsedBody['clientId']);
+                        $clientSecret = $client->getClientSecret();
 
-                    if ($parsedBody['clientId'] !== Handler::getClientId()) {
+                        $sha = hash("sha256", $parsedBody['transactionId'] . $parsedBody['amount'] . $clientSecret);
+
+                        if ($sha === $parsedBody['hash']) {
+                            if ($parsedBody['returnUrl'] === $client->getClientRedirectURI()) {
+                                // Voeg de transactie toe aan de lijst en stuur een response
+                                try {
+                                    $reference = $parsedBody['transactionId'];
+                                    $amount = ((double) $parsedBody['amount']) / 100;
+                                    $description = $parsedBody['description'];
+                                    $clientId = $parsedBody['clientId'];
+
+                                    $transactie = Transactie::createTransactie($reference, $clientId, $amount, $description);
+
+                                    $uri = $request->getUri();
+
+                                    $responseJSON = array(
+                                        "success" => true,
+                                        "redirect" => $uri->getBaseUrl() . "/idob/betalen?trxid=" . $transactie
+                                    );
+                                } catch (\Exception $e) {
+                                    $response = $response->withStatus(500);
+                                    $responseJSON = array(
+                                        "success" => false,
+                                        "error" => $e->getMessage()
+                                    );
+                                }
+                            } else {
+                                $response = $response->withStatus(400);
+                                $responseJSON = array(
+                                    "success" => false,
+                                    "error" => "Unknown return URI."
+                                );
+                            }
+                        } else {
+                            $response = $response->withStatus(403);
+                            $responseJSON = array(
+                                "success" => false,
+                                "error" => "Incorrect verification hash."
+                            );
+                        }
+                    } catch (\Exception $e) {
                         $response = $response->withStatus(403);
                         $responseJSON = array(
                             "success" => false,
                             "error" => "Incorrect client id."
                         );
-                    } else {
-                        $clientSecret = Handler::getClientSecret();
-                        $sha = sha1($parsedBody['transactionId'] . $parsedBody['amount'] . $clientSecret);
-
-                        if ($sha === $parsedBody['sha1']) {
-                            $responseJSON = array(
-                                "success" => true,
-                                "redirect" => "https://example.com"
-                            );
-                        } else {
-                            $response = $response->withStatus(403);
-                            $responseJSON = array(
-                                "success" => false,
-                                "error" => "Incorrect sha1 verification hash."
-                            );
-                        }
                     }
                 } else {
                     $response = $response->withStatus(400);
                     $responseJSON = array(
                         "success" => false,
-                        "error" => "Missing one of the following attributes: [clientId, transactionId, amount, description, returnUrl, sha1]"
+                        "error" => "Missing one of the following attributes: [clientId, transactionId, amount, description, returnUrl, hash]"
                     );
                 }
 
@@ -88,41 +117,59 @@ class Handler
             $this->post('/statusRequest', function ($request, $response, $args) {
                 $parsedBody = $request->getParsedBody();
 
-                if (isset($parsedBody['clientId']) && isset($parsedBody['transactionId']) && isset($parsedBody['sha1'])) {
+                if (isset($parsedBody['clientId']) && isset($parsedBody['transactionId']) && isset($parsedBody['hash'])) {
                     // Correct request
+                    try {
+                        $client = new Client($parsedBody['clientId']);
+                        $clientSecret = $client->getClientSecret();
 
-                    if ($parsedBody['clientId'] !== Handler::getClientId()) {
+                        $sha = hash("sha256", $parsedBody['transactionId'] . $clientSecret);
+
+                        if ($sha === $parsedBody['hash']) {
+                            try {
+                                $transactie = Transactie::getTransactie($parsedBody['transactionId']);
+
+                                if ($transactie['clientId'] === $parsedBody['clientId']) {
+                                    $responseJSON = array(
+                                        "success" => true,
+                                        "transaction" => array(
+                                            "reference" => $transactie['reference'],
+                                            "status" =>  $transactie['status']
+                                        )
+                                    );
+                                } else {
+                                    $response = $response->withStatus(500);
+                                    $responseJSON = array(
+                                        "success" => false,
+                                        "error" => "Transaction not found."
+                                    );
+                                }
+                            } catch (\Exception $e) {
+                                $response = $response->withStatus(500);
+                                $responseJSON = array(
+                                    "success" => false,
+                                    "error" => $e->getMessage()
+                                );
+                            }
+                        } else {
+                            $response = $response->withStatus(403);
+                            $responseJSON = array(
+                                "success" => false,
+                                "error" => "Incorrect verification hash."
+                            );
+                        }
+                    } catch (\Exception $e) {
                         $response = $response->withStatus(403);
                         $responseJSON = array(
                             "success" => false,
                             "error" => "Incorrect client id."
                         );
-                    } else {
-                        $clientSecret = Handler::getClientSecret();
-                        $sha = sha1($parsedBody['transactionId'] . $clientSecret);
-
-                        if ($sha === $parsedBody['sha1']) {
-                            $responseJSON = array(
-                                "success" => true,
-                                "transaction" => array(
-                                    "status" => "Success",
-                                    "transactionId" => "notyetfromdb",
-                                    "someotherrandomkey" => "changethis"
-                                )
-                            );
-                        } else {
-                            $response = $response->withStatus(403);
-                            $responseJSON = array(
-                                "success" => false,
-                                "error" => "Incorrect sha1 verification hash."
-                            );
-                        }
                     }
                 } else {
                     $response = $response->withStatus(400);
                     $responseJSON = array(
                         "success" => false,
-                        "error" => "Missing one of the following attributes: [clientId, transactionId, sha1]"
+                        "error" => "Missing one of the following attributes: [clientId, transactionId, hash]"
                     );
                 }
 
@@ -138,14 +185,4 @@ class Handler
             return $next($request, $response);
         });
     }
-
-    public static function getClientId()
-    {
-        return 'de-webshop';
-    }
-
-    public static function getClientSecret()
-    {
-        return '42';
-    }
 }

src/Application/Auth/Middleware.php

@@ -22,13 +22,22 @@ class Middleware
     public function __invoke($request, $response, $next)
     {
         $container = Application::getContainer();
+        $uri = $request->getUri();
+        $path = $uri->getPath();
+        $query = $uri->getQuery();
 
         // Check for an existing session
         if ($container->auth->isUserAuthenticated()) {
             return $next($request, $response);
         } else {
             // Redirect to the login page
-            return Redirect::create($request, $response, '/login');
+            if ($query !== "") {
+                return Redirect::create($request, $response, '/login?redirect='.$path."&".$query);
+            } elseif ($path = "/") {
+                return Redirect::create($request, $response, '/login');
+            } else {
+                return Redirect::create($request, $response, '/login?redirect='.$path);
+            }
         }
     }
 }

src/Application/Helper/IBAN.php

@@ -21,16 +21,17 @@ class IBAN
         $newword = "";
         $wordarray = str_split($word);
         foreach ($wordarray as $v) {
-            if(ctype_alpha($v)){
+            if (ctype_alpha($v)) {
                 $newword .= ord(strtolower($v)) - 87;
-            }else{
+            } else {
                 $newword .= $v;
             }
         }
         return $newword;
     }
 
-    private function getCheckDigits($bignum){
+    private function getCheckDigits($bignum)
+    {
         //Modulo staartdeling
         $modulo97 = (int)substr($bignum, 0, 6);
         $modulo97 = $modulo97 % 97;
@@ -47,7 +48,8 @@ class IBAN
         return $checkdigits;
     }
 
-    public function isValidIBAN($iban){
+    public function isValidIBAN($iban)
+    {
         $iban = str_replace(" ", "", $iban);
         $landcode = substr($iban, 0, 2);
         $controle = substr($iban, 2, 2);
@@ -58,15 +60,18 @@ class IBAN
         return $controle == $this->getCheckDigits($nummer);
     }
 
-    public function getRekeningNummer($iban){
+    public function getRekeningNummer($iban)
+    {
         return substr(str_replace(" ", "", $iban), 8);
     }
 
-    public function getBank($iban){
+    public function getBank($iban)
+    {
         return substr(str_replace(" ", "", $iban), 4, 4);
     }
 
-    public function getLand($iban){
+    public function getLand($iban)
+    {
         return substr(str_replace(" ", "", $iban), 0, 2);
     }
 

src/Application/Helper/Idob/Client.php

@@ -0,0 +1,54 @@
+<?php
+
+/**
+ *  Informatica Eindproject D4p
+ *  6in3, Stedelijk Gymnasium Nijmegen
+ *  Docent: Hans de Wolf
+ *
+ *  ==================
+ *
+ *  Daniel Boutros,
+ *  Christiaan Goossens,
+ *  Jelmer Hinssen
+ */
+
+namespace Inforbank\Application\Helper\Idob;
+
+use Inforbank\Application;
+
+class Client
+{
+    private $client;
+
+    public function __construct($id)
+    {
+        $container = Application::getContainer();
+        $db = $container->db;
+
+        $this->client = $db->idobc->where("clientId", $id)->limit(1)->fetch();
+
+        if (!$this->client) {
+            throw new \Exception("There is no client with this id");
+        }
+    }
+
+    public function getClientSecret()
+    {
+        return $this->client['clientSecret'];
+    }
+
+    public function getClientRedirectURI()
+    {
+        return $this->client['redirectUri'];
+    }
+
+    public function getClientName()
+    {
+        return $this->client['naam'];
+    }
+
+    public function getClientRekening()
+    {
+        return $this->client['rekeningnr'];
+    }
+}

src/Application/Helper/Idob/Transactie.php

@@ -0,0 +1,75 @@
+<?php
+
+/**
+ *  Informatica Eindproject D4p
+ *  6in3, Stedelijk Gymnasium Nijmegen
+ *  Docent: Hans de Wolf
+ *
+ *  ==================
+ *
+ *  Daniel Boutros,
+ *  Christiaan Goossens,
+ *  Jelmer Hinssen
+ */
+
+namespace Inforbank\Application\Helper\Idob;
+
+use Inforbank\Application;
+
+class Transactie
+{
+    public static function createTransactie($reference, $clientId, $amount, $description)
+    {
+        $container = Application::getContainer();
+        $db = $container->db;
+
+        $trans = $db->idobt->insert([
+            "reference" => $reference,
+            "clientId" => $clientId,
+            "amount" => $amount,
+            "description" => $description,
+            "status" => 1
+        ]);
+        return $trans['id'];
+    }
+
+    public static function getTransactie($id)
+    {
+        $container = Application::getContainer();
+        $db = $container->db;
+
+        $transactie = $db->idobt->where("transactieId", $id)->limit(1)->fetch();
+
+        if (!$transactie) {
+            throw new \Exception("Transaction not found");
+        }
+
+        return array(
+            "transactieId" => $transactie['transactieId'],
+            "reference" => $transactie['reference'],
+            "clientId" => $transactie['clientId'],
+            "amount" => (double) $transactie['amount'],
+            "description" => $transactie['description'],
+            "status" => (int) $transactie['status']
+        );
+    }
+
+    public static function setTransactionStatus($id, $status)
+    {
+        $container = Application::getContainer();
+        $db = $container->db;
+
+        $transactie = $db->idobt->where("transactieId", $id)->limit(1);
+        if (!$transactie) {
+            throw new \Exception("Transaction not found");
+        }
+
+        $transactie->update(array(
+            "status" => $status
+        ));
+
+        if (!$transactie) {
+            throw new \Exception("Failed to update status");
+        }
+    }
+}

src/Application/Helper/Overboekingen.php

@@ -16,7 +16,8 @@ use Inforbank\Application;
  *
  * @author Sjelm
  */
-class Overboekingen {
+class Overboekingen
+{
     /**
      *
      * @param IBAN $van De rekening waar het bedrag vanaf wordt gehaald
@@ -25,7 +26,8 @@ class Overboekingen {
      * @param string $omschrijving De omschrijving van de overoeking
      * $param string $type Het type overboeking
      */
-    public static function createOverboeking($van, $naar, $bedrag, $omschrijving, $type){
+    public static function createOverboeking($van, $naar, $bedrag, $omschrijving, $type)
+    {
         $rekeningen = Rekeningen::getCurrentUserRekeningen();
 
         $vanRekening = false;
@@ -59,7 +61,7 @@ class Overboekingen {
 
         //TODO geldigheid bedrag onderzoeken
         //$bedragValue = (double) $bedrag;
-        if (strlen($omschrijving) > 40) {
+        if (strlen($omschrijving) > 40 && $type !== "id") {
             //error: te lange omschrijving
             throw new Exception("De omschrijving is te lang");
         }

src/Application/Idob.php

@@ -0,0 +1,103 @@
+<?php
+
+/**
+ *  Informatica Eindproject D4p
+ *  6in3, Stedelijk Gymnasium Nijmegen
+ *  Docent: Hans de Wolf
+ *
+ *  ==================
+ *
+ *  Daniel Boutros,
+ *  Christiaan Goossens,
+ *  Jelmer Hinssen
+ */
+
+namespace Inforbank\Application;
+
+use \Slim\App;
+use Inforbank\Application\Auth\Middleware;
+use Inforbank\Application\Helper\Header;
+use Inforbank\Application\Helper\Idob\Transactie;
+use Inforbank\Application\Helper\Idob\Client;
+use Inforbank\Application\Helper\Rekeningen;
+use Inforbank\Application\Helper\Berichten;
+use Inforbank\Application\Helper\Overboekingen;
+use Inforbank\Application\Helper\Redirect;
+use Inforbank\Application\Helper\IBAN;
+
+class Idob
+{
+    public function __construct(App $app)
+    {
+        /**
+         * Create the API route group
+         */
+        $app->group('/idob', function () {
+            $this->get('/betalen', function ($request, $response, $args) {
+                $query = $request->getQueryParams();
+                $rekeningen = Rekeningen::getCurrentUserRekeningen();
+
+                try {
+                    $transactie = Transactie::getTransactie($query['trxid']);
+                    $client = new Client($transactie['clientId']);
+                    $naam = $client->getClientName();
+                } catch (\Exception $e) {
+                    $transactie = false;
+                }
+
+                return $this->renderer->render($response, 'idob.phtml', [
+                    'header' => Header::getHeaderData(),
+                    'transactie' => $transactie,
+                    'webwinkel' => $naam,
+                    'rekeningen' => $rekeningen
+                ]);
+            });
+
+            $this->get('/mislukt', function ($request, $response, $args) {
+                return $this->renderer->render($response, 'idobmislukt.phtml', [
+                    'header' => Header::getHeaderData()
+                ]);
+            });
+
+            $this->post('/betalen', function ($request, $response, $args) {
+                $query = $request->getQueryParams();
+                $post = $request->getParsedBody();
+                $van = $post['van'];
+
+                try {
+                    $transactie = Transactie::getTransactie($query['trxid']);
+                    $client = new Client($transactie['clientId']);
+                    $redirectUri = $client->getClientRedirectURI();
+                    $rekening = $client->getClientRekening();
+                    $naam = $client->getClientName();
+
+                    try {
+                        /**
+                         * All set to pay!
+                         */
+                         $ibanhelper = new IBAN();
+
+                        // Do overboeking
+                        Overboekingen::createOverboeking($ibanhelper->getIBAN($van), $ibanhelper->getIBAN($rekening), $transactie['amount'], "Betaling aan " . $naam . " voor transactie " . $transactie['reference'], "id");
+
+                        // Do Status update
+                        Transactie::setTransactionStatus($transactie['transactieId'], 2);
+
+                        // Do bericht
+                        Berichten::newBericht($this->auth->getUserID(), $naam, "Betaling met transactiereferentie " . $transactie['reference'] . " gelukt.");
+
+                        $response = $response->withStatus(302);
+                        $response = $response->withHeader('Location', $redirectUri . "?trxid=".$transactie['transactieId']);
+                        return $response;
+                    } catch (\Exception $e) {
+                        $response = $response->withStatus(302);
+                        $response = $response->withHeader('Location', $redirectUri . "?error=".$e->getMessage());
+                        return $response;
+                    }
+                } catch (\Exception $e) {
+                    return Redirect::create($request, $response, "/idob/mislukt");
+                }
+            });
+        })->add(new Middleware());
+    }
+}

src/Application/Login.php

@@ -38,12 +38,19 @@ class Login
             $post = $request->getParsedBody();
             $query = $request->getQueryParams();
             $redirect = $query['redirect'];
+            unset($query['redirect']);
+
+            $queryString = http_build_query($query);
 
             try {
                 $resp = $this->auth->login($post['rekeningnr'], $post['pascode']);
 
                 if ($resp && $redirect !== "") {
-                    return Redirect::create($request, $response, $redirect);
+                    if ($queryString !== "") {
+                        return Redirect::create($request, $response, $redirect . "?" . $queryString);
+                    } else {
+                        return Redirect::create($request, $response, $redirect);
+                    }
                 } elseif ($resp) {
                     return Redirect::create($request, $response, '/rekeningen');
                 } else {

src/bootstrap.php

@@ -136,9 +136,10 @@ new Inforbank\Application\Rekeningen($app);
 new Inforbank\Application\Berichten($app);
 
 /**
- * API
+ * Idob
  */
 new Inforbank\Application\API\Handler($app);
+new Inforbank\Application\Idob($app);
 
 /**
  * Bij het maken van dit object is in de class de __construct functie aangeroepen met de parameter $app. De functies die daar in staan zullen nu worden uitgevoerd.

templates/idob.phtml

@@ -0,0 +1,65 @@
+<?php include '__header.phtml'; ?>
+
+<h2 class="page-header">Betalen via Inforbank Direct Online Betalen</h2>
+
+<?php if (!$transactie) {
+    ?>
+    <div class="alert alert-danger" role="alert"><b>Fout!</b> Deze transactie bestaat niet.</div>
+<?php
+
+} else {
+    ?>
+    <div class="row">
+      <div class="col-md-4">
+          <div class="panel panel-default">
+              <div class="panel-heading">Transactie</div>
+                  <div class="panel-body">
+                      <b>Transactiereferentie</b>
+                      <p><?php echo $transactie['reference']; ?></p>
+                      <br/>
+                      <b>Ontvangende partij:</b>
+                      <p><?php echo $webwinkel; ?></p>
+                      <br/>
+                      <b>Te betalen:</b>
+                      <h3><?php echo money_format('%(#1n', $transactie['amount']); ?></h3>
+                  </div>
+            </div>
+            <div class="panel panel-default">
+                <div class="panel-heading">Omschrijving</div>
+                    <div class="panel-body">
+                        <?php echo $transactie['description']; ?>
+                    </div>
+              </div>
+
+      </div>
+      <div class="col-md-8">
+          <form class="form-horizontal" method="post" action="">
+              <div class="form-group">
+    		    <label for="van" class="col-sm-2 control-label">Betalen met</label>
+    		    <div class="col-sm-10">
+    				<select name="van" class="form-control">
+    				<?php
+                  foreach ($rekeningen as $rekening) {
+                      echo "<option value=" . $rekening['nr'] . ">" . $rekening['iban'] . "</option>\n";
+                  } ?>
+    				</select>
+    		    </div>
+    		  </div>
+              <div class="form-group">
+                <div class="col-sm-offset-2 col-sm-10"><br/>
+                  <p>Door het klikken op "Accepteren" hieronder, accepteert u de betaling en zal er <b><?php echo money_format('%(#1n', $transactie['amount']); ?></b> worden overgemaakt aan <b><?php echo $webwinkel; ?></b> ter betaling van het order met de transactierefrentie <b><?php echo $transactie['reference']; ?></b>.<br/><br/>Ga alleen verder als u zeker weet dat deze gegevens kloppen. U kunt ook de omschrijving van de transactie bekijken. Na de betaling wordt u teruggestuurd naar de webshop.
+                </div>
+              </div>
+              <div class="form-group">
+                <div class="col-sm-offset-2 col-sm-10">
+                  <button type="submit" class="btn btn-default">Accepteren</button>
+                </div>
+              </div>
+            </form>
+      </div>
+    </div>
+<?php
+
+} ?>
+
+<?php include '__footer.phtml'; ?>

templates/idobmislukt.phtml

@@ -0,0 +1,5 @@
+<?php include '__header.phtml'; ?>
+
+<div class="alert alert-danger" role="alert"><b>Oeps!</b> De betaling via Inforbank Direct Online Betalen is mislukt. We konden je niet terugsturen naar de webshop. Sorry.</div>
+
+<?php include '__footer.phtml'; ?>