Added redirects and middleware classes for login

src/Application/Auth/Authorization.php

@@ -51,4 +51,9 @@ class Authorization
     {
         return $this->getUserID() !== null;
     }
+
+    public function logout()
+    {
+        unset($_SESSION['userid']);
+    }
 }

src/Application/Auth/Middleware.php

@@ -0,0 +1,34 @@
+<?php
+
+/**
+ *  Informatica Eindproject D4p
+ *  6in3, Stedelijk Gymnasium Nijmegen
+ *  Docent: Hans de Wolf
+ *
+ *  ==================
+ *
+ *  Daniel Boutros,
+ *  Christiaan Goossens,
+ *  Jelmer Hinssen
+ */
+
+namespace Inforbank\Application\Auth;
+
+use Inforbank\Application;
+use Inforbank\Application\Helper\Redirect;
+
+class Middleware
+{
+    public function __invoke($request, $response, $next)
+    {
+        $container = Application::getContainer();
+
+        // Check for an existing session
+        if ($container->auth->isUserAuthenticated()) {
+            return $next($request, $response);
+        } else {
+            // Redirect to the login page
+            return Redirect::create($response, '/login');
+        }
+    }
+}

src/Application/Helper/Redirect.php

@@ -0,0 +1,35 @@
+<?php
+
+/**
+ *  Informatica Eindproject D4p
+ *  6in3, Stedelijk Gymnasium Nijmegen
+ *  Docent: Hans de Wolf
+ *
+ *  ==================
+ *
+ *  Daniel Boutros,
+ *  Christiaan Goossens,
+ *  Jelmer Hinssen
+ */
+
+namespace Inforbank\Application\Helper;
+
+class Redirect
+{
+    public static function create($response, $path)
+    {
+        $response = $response->withStatus(302);
+        $response = $response->withHeader('Location', Redirect::getBasepath() . $path);
+        return $response;
+    }
+
+    private static function getBasepath()
+    {
+        if (isset($_SERVER['HTTPS'])) {
+            $protocol = ($_SERVER['HTTPS'] && $_SERVER['HTTPS'] != "off") ? "https" : "http";
+        } else {
+            $protocol = 'http';
+        }
+        return $protocol . "://" . $_SERVER['HTTP_HOST'];
+    }
+}

src/Application/Login.php

@@ -15,6 +15,7 @@
 namespace Inforbank\Application;
 
 use \Slim\App;
+use Inforbank\Application\Helper\Redirect;
 
 class Login
 {
@@ -24,6 +25,7 @@ class Login
             // Render index view
             return $this->renderer->render($response, 'login.phtml', $args);
         });
+
         $app->post('/login', function ($request, $response, $args) {
             // Render index view
             $post = $request->getParsedBody();
@@ -32,15 +34,18 @@ class Login
                 $resp = $this->auth->login($post['rekeningnr'], $post['pascode']);
 
                 if ($resp) {
-                    echo "HIER EEN REDIRECT GRAAG";
+                    return Redirect::create($response, '/');
                 } else {
-                    echo "ERR PASS!";
+                    return Redirect::create($response, '/login?error');
                 }
             } catch (\Exception $e) {
-                echo "ERR REK!";
+                return Redirect::create($response, '/login?error');
             }
+        });
 
-            die();
+        $app->get('/logout', function ($request, $response, $args) {
+            $this->auth->logout();
+            return Redirect::create($response, '/login');
         });
     }
 }

src/Application/Main.php

@@ -32,9 +32,9 @@ class Main
     public function __construct(App $app)
     {
         // Add the default view routes
-        $app->get('/[{name}]', function ($request, $response, $args) {
+        $app->get('/', function ($request, $response, $args) {
             // Render index view
             return $this->renderer->render($response, 'index.phtml', $args);
-        });
+        })->add(new Auth\Middleware());
     }
 }