Merge branch 'feature/authentification' into frontendbackendtest

# Conflicts:
#	bibarts.sql

Controller/AuthController.php

@@ -0,0 +1,170 @@
+<?php
+
+namespace Blog\Controller;
+
+use Blog\Model\AuthModel;
+
+class AuthController
+{
+    private $model;
+    private $view;
+
+    public function __construct($view)
+    {
+        $this->model = new AuthModel();
+        $this->view = $view;
+    }
+
+    public function showAuthForm()
+    {
+        $this->view->setVars([
+            'labels' => [
+                "email" => "E-Mail-Adresse",
+                "password" => "Passwort",
+                "password_repeat" => "Passwort wiederholen",
+                "old_password" => "Altes Passwort"
+            ],
+            'errors' => $_SESSION['auth_errors'] ?? [],
+            'validData' => $_SESSION['auth_validData'] ?? []
+        ]);
+        unset($_SESSION['auth_errors'], $_SESSION['auth_validData']);
+        $this->view->render('auth/form');
+    }
+
+    public function login() {
+        $email = $_POST['email'];
+        $password = $_POST['password'];
+
+        $result = $this->model->login($email, $password);
+
+        if ($result === true) {
+            $_SESSION['user'] = $email;
+
+            $this->view->setVars([
+                'loginSuccess' => true,
+                'email' => $email
+            ]);
+        } else {
+            $this->view->setVars([
+                'errors' => ['login' => is_string($result) ? $result : "Login fehlgeschlagen."],
+                'validData' => ['email' => $email],
+                'loginSuccess' => false
+            ]);
+        }
+    }
+
+    public function register() {
+        $data = [
+            'vorname' => $_POST['vorname'] ?? '',
+            'nachname' => $_POST['nachname'] ?? '',
+            'straße' => $_POST['straße'] ?? '',
+            'hausnr' => $_POST['hausnr'] ?? '',
+            'postleitzahl' => $_POST['postleitzahl'] ?? '',
+            'ort' => $_POST['ort'] ?? '',
+            'land' => $_POST['land'] ?? '',
+            'tel' => $_POST['tel'] ?? '',
+            'email' => $_POST['email'] ?? '',
+            'password' => $_POST['password'] ?? '',
+            'password_repeat' => $_POST['password_repeat'] ?? '',
+            'isAdmin' => $_POST['isAdmin'] ?? false,
+        ];
+
+        $errors = [];
+
+        if (!$this->model->checkDoublePw($data['password'], $data['password_repeat'])) {
+            $errors['password'] = "Passwörter stimmen nicht überein.";
+        }
+
+        if ($this->pwRequirementCheck($data['password'])) {
+            $errors
+        }
+
+        if (empty($errors)) {
+            $result = $this->model->register($data);
+
+            if ($result === true) {
+                $this->view->setVars([
+                    'success' => "Registrierung war erfolgreich."
+                ]);
+            } else {
+                $errors['register'] = is_string($result) ? $result : "Registrierung fehlgeschlagen.";
+            }
+        }
+
+        $this->view->setVars([
+            'errors' => $errors,
+            'validData' => $data
+        ]);
+    }
+
+    private function pwRequirementCheck($password){
+        $error = [];
+
+        if(strlen($password) <= 8)
+            $error[] = "min 8 Charackter";
+        if(!preg_match("/[A-Z]/", $password))
+            $error[] = "min one large Character";
+        if(!preg_match("/[a-z]/", $password))
+            $error[] = "min one small charakter";
+        if(!preg_match("/[0-9]/", $password))
+            $error[] = "min one number";
+        if(!preg_match("[^a-zA-Z0-9\s]", $password));
+        $error[] = "min one special character";
+
+        if(empty($error))
+            return true;
+        else
+            return $error;
+    }
+
+    public function forgotPassword() {
+        $email = $_POST['email'] ?? '';
+        if (empty($email)) {
+            $_SESSION['auth_errors']['email'] = "Bitte E-Mail-Adresse angeben.";
+            header("Location: /?controller=Auth&do=showAuthForm");
+            exit;
+        }
+        $this->model->pwForgot($email);
+        header("Location: /?controller=Auth&do=showConfirmation&msg=pwforgot");
+        exit;
+    }
+
+    public function changePassword()
+    {
+        $email = $_POST['email'] ?? '';
+        $oldpw = $_POST['old_password'] ?? '';
+        $newpw = $_POST['password'] ?? '';
+        $repeat = $_POST['password_repeat'] ?? '';
+
+        if (!$this->model->checkDoublePw($newpw, $repeat)) {
+            $_SESSION['auth_errors']['password'] = "Neue Passwörter stimmen nicht überein.";
+            header("Location: /?controller=Auth&do=showAuthForm");
+            exit;
+        }
+
+        $result = $this->model->updatePassword($email, $oldpw, $newpw);
+
+        if ($result === true) {
+            header("Location: /?controller=Auth&do=showConfirmation&msg=pwchange");
+            exit;
+        } else {
+            $_SESSION['auth_errors']['password'] = is_string($result) ? $result : "Fehler beim Aktualisieren des Passworts.";
+            header("Location: /?controller=Auth&do=showAuthForm");
+            exit;
+        }
+    }
+
+    public function showConfirmation()
+    {
+        $messages = [
+            'login' => "Login erfolgreich.",
+            'register' => "Registrierung erfolgreich.",
+            'pwforgot' => "Ein temporäres Passwort wurde an Ihre E-Mail gesendet.",
+            'pwchange' => "Passwort erfolgreich geändert."
+        ];
+        $msgKey = $_GET['msg'] ?? '';
+        $message = $messages[$msgKey] ?? "Aktion erfolgreich.";
+        $this->view->setVars(['message' => $message]);
+        $this->view->render('auth/confirmation');
+    }
+}