Alles auf Englisch umbenannt: exhibition → event, Variablen und Tabellen angepasst, Views auf neue Felder umgestellt, Controller/Model/SQL konsistent gemacht. Alte Variablennamen raus, jetzt ist alles einheitlich. Fehler aus dem Frontend gefixt.

Controller/AuthController.php

@@ -9,14 +9,12 @@ class AuthController
     private $model;
     private $view;
 
-    public function __construct($view)
+    public function __construct($view) {
-    {
         $this->model = new AuthModel();
         $this->view = $view;
     }
 
-    public function showAuthForm()
+    public function showLoginForm() {
-    {
         $this->view->setVars([
             'labels' => [
                 "email" => "E-Mail-Adresse",
@@ -30,8 +28,7 @@ class AuthController
         unset($_SESSION['auth_errors'], $_SESSION['auth_validData']);
     }
 
-    public function showRegistrationForm()
+    public function showRegistrationForm() {
-    {
         $this->view->setVars([
             'labels' => [
                 "email" => "E-Mail-Adresse",
@@ -69,25 +66,25 @@ class AuthController
 
     public function register() {
         $data = [
-            'vorname' => $_POST['vorname'] ?? '',
+            'first_name' => $_POST['vorname'] ?? '',
-            'nachname' => $_POST['nachname'] ?? '',
+            'last_name' => $_POST['nachname'] ?? '',
-            'straße' => $_POST['strasse'] ?? '',
+            'street' => $_POST['strasse'] ?? '',
-            'hausnr' => $_POST['hausnr'] ?? '',
+            'house_number' => $_POST['hausnr'] ?? '',
-            'plz' => $_POST['plz'] ?? '',
+            'postal_code' => $_POST['plz'] ?? '',
-            'ort' => $_POST['ort'] ?? '',
+            'city' => $_POST['ort'] ?? '',
-            'land' => $_POST['land'] ?? '',
+            'country' => $_POST['land'] ?? '',
-            'tel' => $_POST['tel'] ?? '',
+            'phone' => $_POST['tel'] ?? '',
             'email' => $_POST['email'] ?? '',
             'password' => $_POST['password'] ?? '',
             'password_repeat' => $_POST['password_repeat'] ?? '',
-            'isAdmin' => $_POST['isAdmin'] ?? false,
+            'is_admin' => $_POST['isAdmin'] ?? false,
         ];
 
         $result = $this->model->register($data);
 
         if ($result === true) {
             $this->view->setVars(['success' => 'Registrierung erfolgreich!']);
-            $this->view->render('Auth/showAuthForm');
+            $this->view->render('Auth/showLoginForm');
             exit;
         } else {
             $errors['register'] = is_string($result) ? $result : "Registrierung fehlgeschlagen.";

Controller/EventController.php

@@ -23,13 +23,13 @@ class EventController {
 
     public function createEvent() {
         $data = [
+            'location_id' => $_POST['location_id'] ?? null,
+            'start_date' => $_POST['start_date'] ?? null,
+            'end_date' => $_POST['end_date'] ?? null,
             'name' => $_POST['name'] ?? null,
-            'beschreibung' => $_POST['beschreibung'] ?? null,
+            'description' => $_POST['description'] ?? null,
-            'standortid' => $_POST['standortid'] ?? null,
-            'datum_von' => $_POST['datum_von'] ?? null,
-            'datum_bis' => $_POST['datum_bis'] ?? null,
             'max_tickets' => $_POST['max_tickets'] ?? null,
-            'preis' => $_POST['preis'] ?? null
+            'ticket_price' => $_POST['ticket_price'] ?? null
         ];
 
         $this->model->createEvent($data);
@@ -38,21 +38,21 @@ class EventController {
     }
 
     public function editEventForm() {
-        $id = $_GET['ausstellungid'];
+        $id = $_GET['event_id'];
         $event = $this->model->getEvent($id);
         $this->view->setVars(['event' => $event]);
     }
 
     public function updateEvent($id, $data) {
-        $id = $_POST['ausstellungid'];
+        $id = $_POST['event_id'];
         $data = [
-            'standortid' => $_POST['standortid'] ?? null,
+            'location_id' => $_POST['location_id'] ?? null,
-            'datum_von' => $_POST['datum_von'] ?? null,
+            'start_date' => $_POST['start_date'] ?? null,
-            'datum_bis' => $_POST['datum_bis'] ?? null,
+            'end_date' => $_POST['end_date'] ?? null,
             'name' => $_POST['name'] ?? null,
-            'beschreibung' => $_POST['beschreibung'] ?? null,
+            'description' => $_POST['description'] ?? null,
             'max_tickets' => $_POST['max_tickets'] ?? null,
-            'preis' => $_POST['preis'] ?? null
+            'ticket_price' => $_POST['ticket_price'] ?? null
         ];
         $this->model->updateEvent($id, $data);
     }

Controller/GutscheinController.php

@@ -1,57 +0,0 @@
-<?php
-
-namespace Blog\Controller;
-
-use Blog\Model\GutscheinModel;
-
-class GutscheinController {
-
-    private $model;
-    private $view;
-
-    public function __construct($view) {
-        $this->model = new GutscheinModel();
-        $this->view = $view;
-    }
-
-    public function showGutscheine() {
-        $gutscheine = $this->model->getGutscheine();
-        $this->view->setVars(['gutscheine' => $gutscheine]);
-    }
-
-    public function createGutschein() {
-        $data = [
-            'code' => $_POST['code'] ?? null,
-            'rabatt' => $_POST['rabatt'] ?? null,
-            'ausstellungid' => $_POST['ausstellungid'] ?? null,
-            'gueltigkeit' => $_POST['gueltigkeit'] ?? null
-        ];
-        $erg = $this->model->createGutschein($data);
-        $this->view->setVars(['gutschein' => $erg]);
-        exit;
-    }
-
-    public function editGutscheinForm() {
-        $id = $_GET['gutscheinid'];
-        if ($id) {
-            $gutschein = $this->model->getGutschein($id);
-            $this->view->setVars(['gutschein' => $gutschein]);
-        }
-    }
-
-    public function updateGutschein() {
-            $id = $_POST['gutscheinid'];
-            $data = [
-                'code' => $_POST['code'] ?? null,
-                'rabatt' => $_POST['rabatt'] ?? null,
-                'ausstellungid' => $_POST['ausstellungid'] ?? null,
-                'gueltigkeit' => $_POST['gueltigkeit'] ?? null
-            ];
-            $this->model->updateGutschein($id, $data);
-    }
-
-    public function deleteGutschein() {
-        $id = $_GET['gutscheinid'] ?? null;
-        $this->model->deleteGutschein($id);
-    }
-}

Controller/LocationController.php

@@ -0,0 +1,61 @@
+<?php
+
+namespace Blog\Controller;
+
+use Blog\Model\LocationModel;
+
+class LocationController {
+
+    private $model;
+    private $view;
+
+    public function __construct($view) {
+        $this->model = new LocationModel();
+        $this->view = $view;
+    }
+
+    public function showLocations() {
+        $locations = $this->model->getLocations();
+        $this->view->setVars(['locations' => $locations]);
+    }
+
+    public function createLocation() {
+        $data = [
+            'street' => $_POST['street'],
+            'house_number' => $_POST['house_number'],
+            'postal_code' => $_POST['postal_code'],
+            'city' => $_POST['city'],
+            'country' => $_POST['country'],
+            'phone' => $_POST['phone'],
+            'email' => $_POST['email']
+        ];
+        $result = $this->model->createLocation($data);
+        $this->view->setVars(['location' => $result]);
+    }
+
+    public function editLocationForm() {
+        $id = $_GET['location_id'];
+        $location = $this->model->getLocation($id);
+        $this->view->setVars(['location' => $location]);
+    }
+
+    public function updateLocation() {
+        $data = [
+            'street' => $_POST['street'],
+            'house_number' => $_POST['house_number'],
+            'postal_code' => $_POST['postal_code'],
+            'city' => $_POST['city'],
+            'country' => $_POST['country'],
+            'phone' => $_POST['phone'],
+            'email' => $_POST['email']
+        ];
+        $location_id = $_POST['location_id'];
+        $result = $this->model->updateLocation($location_id, $data);
+        $this->view->setVars(['location' => $result]);
+    }
+
+    public function deleteLocation() {
+        $id = $_GET['location_id'] ?? null;
+        $this->model->deleteLocation($id);
+    }
+}

Controller/StandortController.php

@@ -1,61 +0,0 @@
-<?php
-
-namespace Blog\Controller;
-
-use Blog\Model\StandortModel;
-
-class StandortController {
-
-    private $model;
-    private $view;
-
-    public function __construct($view) {
-        $this->model = new StandortModel();
-        $this->view = $view;
-    }
-
-    public function showStandorte() {
-        $standorte = $this->model->getStandorte();
-        $this->view->setVars(['standorte' => $standorte]);
-    }
-
-    public function createStandort() {
-        $data = [
-            'strasse' => $_POST['strasse'],
-            'hausnr' => $_POST['hausnr'],
-            'plz' => $_POST['plz'],
-            'ort' => $_POST['ort'],
-            'land' => $_POST['land'],
-            'tel' => $_POST['tel'],
-            'email' => $_POST['email']
-        ];
-        $erg = $this->model->createStandort($data);
-        $this->view->setVars(['standort' => $erg]);
-    }
-
-    public function editStandortForm() {
-        $id = $_GET['standortid'];
-        $standort = $this->model->getStandort($id);
-        $this->view->setVars(['standort' => $standort]);
-    }
-
-    public function updateStandort() {
-        $data = [
-            'strasse' => $_POST['strasse'],
-            'hausnr' => $_POST['hausnr'],
-            'plz' => $_POST['plz'],
-            'ort' => $_POST['ort'],
-            'land' => $_POST['land'],
-            'tel' => $_POST['tel'],
-            'email' => $_POST['email']
-        ];
-        $standortid = $_POST['standortid'];
-        $erg = $this->model->updateStandort($standortid, $data);
-        $this->view->setVars(['standort' => $erg]);
-    }
-
-    public function deleteStandort() {
-        $id = $_GET['standortid'] ?? null;
-        $this->model->deleteStandort($id);
-    }
-}

Controller/TicketController.php

@@ -21,13 +21,13 @@ class TicketController {
 
     public function buyTicket() {
         $data = [
-            'userid' => $_POST['userid'],
+            'user_id' => $_POST['user_id'] ?? null,
-            'ausstellungid' => $_POST['ausstellungid'],
+            'event_id' => $_POST['event_id'] ?? null,
-            'kaufdatum' => date('Y-m-d'),
+            'price' => $_POST['price'] ?? null
-            'gueltigkeit' => $_POST['gueltigkeit']
         ];
-        $erg = $this->ticketModel->buyTicket($data);
+        
-        $this->view->setVars(['ticket' => $erg]);
+        $result = $this->ticketModel->createTicket($data);
+        $this->view->setVars(['ticket' => $result]);
     }
 
     public function deleteTicket() {

Controller/VoucherController.php

@@ -0,0 +1,57 @@
+<?php
+
+namespace Blog\Controller;
+
+use Blog\Model\VoucherModel;
+
+class VoucherController {
+
+    private $model;
+    private $view;
+
+    public function __construct($view) {
+        $this->model = new VoucherModel();
+        $this->view = $view;
+    }
+
+    public function showVouchers() {
+        $vouchers = $this->model->getVouchers();
+        $this->view->setVars(['vouchers' => $vouchers]);
+    }
+
+    public function createVoucher() {
+        $data = [
+            'code' => $_POST['code'] ?? null,
+            'discount' => $_POST['discount'] ?? null,
+            'event_id' => $_POST['event_id'] ?? null,
+            'valid_until' => $_POST['valid_until'] ?? null
+        ];
+        $result = $this->model->createVoucher($data);
+        $this->view->setVars(['voucher' => $result]);
+        exit;
+    }
+
+    public function editVoucherForm() {
+        $id = $_GET['voucher_id'];
+        if ($id) {
+            $voucher = $this->model->getVoucher($id);
+            $this->view->setVars(['voucher' => $voucher]);
+        }
+    }
+
+    public function updateVoucher() {
+        $id = $_POST['voucher_id'];
+        $data = [
+            'code' => $_POST['code'] ?? null,
+            'discount' => $_POST['discount'] ?? null,
+            'event_id' => $_POST['event_id'] ?? null,
+            'valid_until' => $_POST['valid_until'] ?? null
+        ];
+        $this->model->updateVoucher($id, $data);
+    }
+
+    public function deleteVoucher() {
+        $id = $_GET['voucher_id'] ?? null;
+        $this->model->deleteVoucher($id);
+    }
+}

Model/AuthModel.php

@@ -11,7 +11,7 @@ class AuthModel extends Database
     public function login(string $email, string $password)
     {
         $pdo = $this->linkDB();
-        $sql = "SELECT email, password, validUntil FROM user WHERE email = :email";
+        $sql = "SELECT email, password, valid_until FROM user WHERE email = :email";
         $params = [":email" => $email];
 
         try {
@@ -33,7 +33,7 @@ class AuthModel extends Database
 
         try {
             $now = new DateTime();
-            $validUntil = new DateTime($user['validUntil']);
+            $validUntil = new DateTime($user['valid_until']);
 
             if ($now > $validUntil) {
                 return "Ihr Passwort ist abgelaufen. Bitte setzen Sie ein neues über \"Passwort vergessen\".";
@@ -52,8 +52,8 @@ class AuthModel extends Database
         }
 
         $requiredFields = [
-            'email', 'password', 'straße', 'hausnr', 'ort', 'postleitzahl',
+            'email', 'password', 'street', 'house_number', 'city', 'postal_code',
-            'land', 'vorname', 'nachname', 'tel'
+            'country', 'first_name', 'last_name', 'phone'
         ];
 
         foreach ($requiredFields as $field) {
@@ -77,21 +77,21 @@ class AuthModel extends Database
 
         $hashedPassword = password_hash($data['password'], PASSWORD_DEFAULT);
 
-        $sql = "INSERT INTO user (email, password, straße, hausnr, ort, postleitzahl, land,vorname, nachname, tel, isAdmin) 
+        $sql = "INSERT INTO user (email, password, street, house_number, city, postal_code, country, first_name, last_name, phone, is_admin) 
-                VALUES (:email, :password, :straße, :hausnr, :ort, :postleitzahl, :land,:vorname, :nachname, :tel, :isAdmin)";
+                VALUES (:email, :password, :street, :house_number, :city, :postal_code, :country, :first_name, :last_name, :phone, :is_admin)";
 
         $params = [
             ':email' => $data['email'],
             ':password' => $hashedPassword,
-            ':straße' => $data['straße'],
+            ':street' => $data['street'],
-            ':hausnr' => $data['hausnr'],
+            ':house_number' => $data['house_number'],
-            ':ort' => $data['ort'],
+            ':city' => $data['city'],
-            ':postleitzahl'=> $data['postleitzahl'],
+            ':postal_code'=> $data['postal_code'],
-            ':land'=> $data['land'],
+            ':country'=> $data['country'],
-            ':vorname' => $data['vorname'],
+            ':first_name' => $data['first_name'],
-            ':nachname'=> $data['nachname'],
+            ':last_name'=> $data['last_name'],
-            ':tel' => $data['tel'],
+            ':phone' => $data['phone'],
-            ':isAdmin' => $data['isAdmin'] ? 1 : 0,
+            ':is_admin' => $data['is_admin'] ? 1 : 0,
         ];
 
         try {
@@ -109,7 +109,7 @@ class AuthModel extends Database
         try {
             $pdo = $this->linkDB();
 
-            $sql = "SELECT userid FROM user WHERE email = :email";
+            $sql = "SELECT user_id FROM user WHERE email = :email";
             $params = [':email' => $email];
 
             $stmt = $pdo->prepare($sql);
@@ -163,15 +163,16 @@ class AuthModel extends Database
 
 
             $sql = "UPDATE user 
-                    SET password = :password, validUntil = :validUntil
+                    SET password = :password, valid_until = :valid_until
                     WHERE email = :email";
 
             $stmt = $pdo->prepare($sql);
-            return $stmt->execute([
+            $params = [
                 ':email' => $email,
                 ':password' => $hashedPassword,
-                ':validUntil' => $validUntil
+                ':valid_until' => $validUntil
-            ]);
+            ];
+            return $stmt->execute($params);
         } catch (PDOException $e) {
             new \Blog\Library\ErrorMsg("Fehler beim Aktualisieren der Daten.", $e);
             die;
@@ -192,16 +193,16 @@ class AuthModel extends Database
         }
         $hashedPassword = password_hash($newpw, PASSWORD_DEFAULT);
 
-        $sql = "INSERT INTO user (email, password) 
+        $sql = "UPDATE user SET password = :password WHERE email = :email";
-                    VALUES (:email, :password)";
 
         try{
             $pdo = $this->linkDB();
             $stmt = $pdo->prepare($sql);
-            return $stmt->execute([
+            $params = [
                 ':email' => $email,
                 ':password' => $hashedPassword,
-            ]);
+            ];
+            return $stmt->execute($params);
         } catch (PDOException $e) {
             new \Blog\Library\ErrorMsg("Fehler beim Schreiben der Daten.", $e);
             die;

Model/EventModel.php

@@ -8,11 +8,11 @@ class EventModel extends Database {
 
     public function getEvents() {
         $pdo = $this->linkDB();
-        $sql = "SELECT * FROM ausstellung ORDER BY datum_von DESC;";
+        $sql = "SELECT * FROM event ORDER BY start_date ASC;";
         try {
-            $sth = $pdo->prepare($sql);
+            $stmt = $pdo->prepare($sql);
-            $sth->execute();
+            $stmt->execute();
-            return $sth->fetchAll(\PDO::FETCH_ASSOC);
+            return $stmt->fetchAll(\PDO::FETCH_ASSOC);
         } catch (PDOException $e) {
             new \Blog\Library\ErrorMsg("Fehler beim Lesen der Events.", $e);
             die;
@@ -21,11 +21,12 @@ class EventModel extends Database {
 
     public function getEvent($id) {
         $pdo = $this->linkDB();
-        $sql = "SELECT * FROM ausstellung WHERE ausstellungid = :id;";
+        $sql = "SELECT * FROM event WHERE event_id = :event_id;";
+        $params = [":event_id" => $id];
         try {
-            $sth = $pdo->prepare($sql);
+            $stmt = $pdo->prepare($sql);
-            $sth->execute([":id" => $id]);
+            $stmt->execute($params);
-            return $sth->fetch(\PDO::FETCH_ASSOC);
+            return $stmt->fetch(\PDO::FETCH_ASSOC);
         } catch (PDOException $e) {
             new \Blog\Library\ErrorMsg("Fehler beim Lesen des Events.", $e);
             die;
@@ -34,20 +35,29 @@ class EventModel extends Database {
 
     public function updateEvent($id, $data) {
         $pdo = $this->linkDB();
-        $sql = "UPDATE ausstellung SET standortid = :standortid, datum_von = :datum_von, datum_bis = :datum_bis, name = :name, beschreibung = :beschreibung, max_tickets = :max_tickets, preis = :preis WHERE ausstellungid = :id;";
+        $sql = "UPDATE event SET
+                    name = :name,
+                    description = :description,
+                    location_id = :location_id,
+                    start_date = :start_date,
+                    end_date = :end_date,
+                    max_tickets = :max_tickets,
+                    ticket_price = :ticket_price
+                WHERE event_id = :event_id;";
         $params = [
-            ":standortid" => $data['standortid'],
-            ":datum_von" => $data['datum_von'],
-            ":datum_bis" => $data['datum_bis'],
             ":name" => $data['name'],
-            ":beschreibung" => $data['beschreibung'],
+            ":description" => $data['description'],
+            ":location_id" => $data['location_id'],
+            ":start_date" => $data['start_date'],
+            ":end_date" => $data['end_date'],
             ":max_tickets" => $data['max_tickets'],
-            ":preis" => $data['preis'],
+            ":ticket_price" => $data['ticket_price'],
-            ":id" => $id
+            ":event_id" => $id
         ];
         try {
             $sth = $pdo->prepare($sql);
             $sth->execute($params);
+            return $sth;
         } catch (PDOException $e) {
             new \Blog\Library\ErrorMsg("Fehler beim Aktualisieren des Events.", $e);
             die;
@@ -56,32 +66,35 @@ class EventModel extends Database {
 
     public function createEvent($data) {
         $pdo = $this->linkDB();
-        $sql = "INSERT INTO ausstellung (standortid, datum_von, datum_bis, name, beschreibung, max_tickets, preis) VALUES (:standortid, :datum_von, :datum_bis, :name, :beschreibung, :max_tickets, :preis);";
+        $sql = "INSERT INTO event (name, description, location_id, start_date, end_date, max_tickets, ticket_price)
+                VALUES (:name, :description, :location_id, :start_date, :end_date, :max_tickets, :ticket_price);";
         $params = [
-            ":standortid" => $data['standortid'],
-            ":datum_von" => $data['datum_von'],
-            ":datum_bis" => $data['datum_bis'],
             ":name" => $data['name'],
-            ":beschreibung" => $data['beschreibung'],
+            ":description" => $data['description'],
+            ":location_id" => $data['location_id'],
+            ":start_date" => $data['start_date'],
+            ":end_date" => $data['end_date'],
             ":max_tickets" => $data['max_tickets'],
-            ":preis" => $data['preis']
+            ":ticket_price" => $data['ticket_price']
         ];
         try {
             $sth = $pdo->prepare($sql);
             $sth->execute($params);
             return $sth;
         } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler beim Erstellen des Events.", $e);
+            new \Blog\Library\ErrorMsg("Fehler beim Schreiben des Events.", $e);
             die;
         }
     }
 
     public function deleteEvent($id) {
         $pdo = $this->linkDB();
-        $sql = "DELETE FROM ausstellung WHERE ausstellungid = :id;";
+        $sql = "DELETE FROM event WHERE event_id = :event_id;";
+        $params = [":event_id" => $id];
         try {
-            $sth = $pdo->prepare($sql);
+            $stmt = $pdo->prepare($sql);
-            $sth->execute([":id" => $id]);
+            $stmt->execute($params);
+            return $stmt->rowCount();
         } catch (PDOException $e) {
             new \Blog\Library\ErrorMsg("Fehler beim Löschen des Events.", $e);
             die;

Model/GutscheinModel.php

@@ -1,86 +0,0 @@
-<?php
-
-namespace Blog\Model;
-
-use PDOException;
-
-class GutscheinModel extends Database {
-
-    public function getGutscheine() {
-        $pdo = $this->linkDB();
-        $sql = "SELECT * FROM gutschein ORDER BY gueltigkeit DESC;";
-        try {
-            $sth = $pdo->prepare($sql);
-            $sth->execute();
-            return $sth->fetchAll(\PDO::FETCH_ASSOC);
-        } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler beim Lesen der Gutscheine.", $e);
-            die;
-        }
-    }
-
-    public function getGutschein($id) {
-        $pdo = $this->linkDB();
-        $sql = "SELECT * FROM gutschein WHERE gutscheinid = :id;";
-        $params = [":id" => $id];
-        try {
-            $sth = $pdo->prepare($sql);
-            $sth->execute($params);
-            return $sth->fetch(\PDO::FETCH_ASSOC);
-        } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler beim Lesen des Gutscheins.", $e);
-            die;
-        }
-    }
-
-    public function createGutschein($data) {
-        $pdo = $this->linkDB();
-        $sql = "INSERT INTO gutschein (code, rabatt, ausstellungid, gueltigkeit) VALUES (:code, :rabatt, :ausstellungid, :gueltigkeit);";
-        $params = [
-            ":code" => $data['code'],
-            ":rabatt" => $data['rabatt'],
-            ":ausstellungid" => $data['ausstellungid'],
-            ":gueltigkeit" => $data['gueltigkeit']
-        ];
-        try {
-            $sth = $pdo->prepare($sql);
-            $sth->execute($params);
-            return $sth;
-        } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler beim Erstellen des Gutscheins.", $e);
-            die;
-        }
-    }
-
-    public function updateGutschein($id, $data) {
-        $pdo = $this->linkDB();
-        $sql = "UPDATE gutschein SET code = :code, rabatt = :rabatt, ausstellungid = :ausstellungid, gueltigkeit = :gueltigkeit WHERE gutscheinid = :id;";
-        $params = [
-            ":code" => $data['code'],
-            ":rabatt" => $data['rabatt'],
-            ":ausstellungid" => $data['ausstellungid'],
-            ":gueltigkeit" => $data['gueltigkeit'],
-            ":id" => $id
-        ];
-        try {
-            $sth = $pdo->prepare($sql);
-            $sth->execute($params);
-        } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler beim Aktualisieren des Gutscheins.", $e);
-            die;
-        }
-    }
-
-    public function deleteGutschein($id) {
-        $pdo = $this->linkDB();
-        $sql = "DELETE FROM gutschein WHERE gutscheinid = :id;";
-        $params = [":id" => $id];
-        try {
-            $sth = $pdo->prepare($sql);
-            $sth->execute($params);
-        } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler beim Löschen des Gutscheins.", $e);
-            die;
-        }
-    }
-}

Model/LocationModel.php

@@ -2,13 +2,14 @@
 
 namespace Blog\Model;
 
+use PDO;
 use PDOException;
 
-class StandortModel extends Database {
+class LocationModel extends Database {
 
-    public function getStandorte() {
+    public function getLocations() {
         $pdo = $this->linkDB();
-        $sql = "SELECT * FROM Standort ORDER BY standortid ASC;";
+        $sql = "SELECT * FROM location ORDER BY location_id ASC;";
         try {
             $sth = $pdo->prepare($sql);
             $sth->execute();
@@ -19,10 +20,10 @@ class StandortModel extends Database {
         }
     }
 
-    public function getStandort($standortid) {
+    public function getLocation($id) {
         $pdo = $this->linkDB();
-        $sql = "SELECT * FROM Standort WHERE standortid = :standortid;";
+        $sql = "SELECT * FROM location WHERE location_id = :location_id;";
-        $params = [":standortid" => $standortid];
+        $params = [":location_id" => $id];
         try {
             $sth = $pdo->prepare($sql);
             $sth->execute($params);
@@ -33,17 +34,17 @@ class StandortModel extends Database {
         }
     }
 
-    public function createStandort($data) {
+    public function createLocation($data) {
         $pdo = $this->linkDB();
-        $sql = "INSERT INTO Standort (strasse, hausnr, plz, ort, land, tel, email)
+        $sql = "INSERT INTO location (street, house_number, postal_code, city, country, phone, email)
-                VALUES (:strasse, :hausnr, :plz, :ort, :land, :tel, :email);";
+                VALUES (:street, :house_number, :postal_code, :city, :country, :phone, :email);";
         $params = [
-            ":strasse" => $data['strasse'],
+            ":street" => $data['street'],
-            ":hausnr" => $data['hausnr'],
+            ":house_number" => $data['house_number'],
-            ":plz" => $data['plz'],
+            ":postal_code" => $data['postal_code'],
-            ":ort" => $data['ort'],
+            ":city" => $data['city'],
-            ":land" => $data['land'],
+            ":country" => $data['country'],
-            ":tel" => $data['tel'],
+            ":phone" => $data['phone'],
             ":email" => $data['email']
         ];
         try {
@@ -56,26 +57,26 @@ class StandortModel extends Database {
         }
     }
 
-    public function updateStandort($standortid, $data) {
+    public function updateLocation($id, $data) {
         $pdo = $this->linkDB();
-        $sql = "UPDATE Standort SET
+        $sql = "UPDATE location SET
-                    strasse = :strasse,
+                    street = :street,
-                    hausnr = :hausnr,
+                    house_number = :house_number,
-                    plz = :plz,
+                    postal_code = :postal_code,
-                    ort = :ort,
+                    city = :city,
-                    land = :land,
+                    country = :country,
-                    tel = :tel,
+                    phone = :phone,
                     email = :email
-                WHERE standortid = :standortid;";
+                WHERE location_id = :location_id;";
         $params = [
-            ":strasse" => $data['strasse'],
+            ":street" => $data['street'],
-            ":hausnr" => $data['hausnr'],
+            ":house_number" => $data['house_number'],
-            ":plz" => $data['plz'],
+            ":postal_code" => $data['postal_code'],
-            ":ort" => $data['ort'],
+            ":city" => $data['city'],
-            ":land" => $data['land'],
+            ":country" => $data['country'],
-            ":tel" => $data['tel'],
+            ":phone" => $data['phone'],
             ":email" => $data['email'],
-            ":standortid" => $standortid
+            ":location_id" => $id
         ];
         try {
             $sth = $pdo->prepare($sql);
@@ -87,10 +88,10 @@ class StandortModel extends Database {
         }
     }
 
-    public function deleteStandort($standortid) {
+    public function deleteLocation($id) {
         $pdo = $this->linkDB();
-        $sql = "DELETE FROM Standort WHERE standortid = :standortid;";
+        $sql = "DELETE FROM location WHERE location_id = :location_id;";
-        $params = [":standortid" => $standortid];
+        $params = [":location_id" => $id];
         try {
             $sth = $pdo->prepare($sql);
             $sth->execute($params);

Model/NewsModel.php

@@ -3,83 +3,58 @@
 namespace Blog\Model;
 
 use PDOException;
+use PDO;
 
 class NewsModel extends Database {
 
-    public function getNewsById($newsId) {
+    public function getNewsById($id) {
         $pdo = $this->linkDB();
-        $sql = "SELECT * FROM news WHERE newsid = :newsid;";
+        $sql = "SELECT * FROM news WHERE news_id = :news_id;";
-        $params = [":newsid" => $newsId];
+        $stmt = $pdo->prepare($sql);
-        try {
+        $params = [':news_id' => $id];
-            $sth = $pdo->prepare($sql);
+        $stmt->execute($params);
-            $sth->execute($params);
+        return $stmt->fetch(PDO::FETCH_ASSOC);
-            return $sth->fetch(\PDO::FETCH_ASSOC);
-        } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler beim Lesen der News.", $e);
-            die;
-        }
     }
 
-    public function updateNews($newsId, $news) {
+    public function updateNews($id, $data) {
         $pdo = $this->linkDB();
-        $sql = "UPDATE news SET name = :name, beschreibung = :beschreibung, datum = :datum WHERE newsid = :newsid;";
+        $sql = "UPDATE news SET name = :name, description = :description, date = :date WHERE news_id = :news_id;";
+        $stmt = $pdo->prepare($sql);
         $params = [
-            ":name" => $news['titel'],
+            ':name' => $data['name'],
-            ":beschreibung" => $news['inhalt'],
+            ':description' => $data['description'],
-            ":datum" => $news['datum'],
+            ':date' => $data['date'],
-            ":newsid" => $newsId
+            ':news_id' => $id
         ];
-        try {
+        return $stmt->execute($params);
-            $sth = $pdo->prepare($sql);
-            $sth->execute($params);
-            return $sth;
-        } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler beim Aktualisieren der News.", $e);
-            die;
-        }
     }
 
     public function getNews() {
         $pdo = $this->linkDB();
-        $sql = "SELECT * FROM news ORDER BY datum DESC;";
+        $sql = "SELECT * FROM news ORDER BY date DESC;";
-        try {
+        $stmt = $pdo->prepare($sql);
-            $sth = $pdo->prepare($sql);
+        $stmt->execute();
-            $sth->execute();
+        return $stmt->fetchAll(PDO::FETCH_ASSOC);
-            return $sth->fetchAll(\PDO::FETCH_ASSOC);
-        } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler beim Lesen der News.", $e);
-            die;
-        }
     }
 
-    public function createNews($news) {
+    public function createNews($data) {
         $pdo = $this->linkDB();
-        $sql = "INSERT INTO news (name, beschreibung, datum) VALUES (:name, :beschreibung, :datum);";
+        $sql = "INSERT INTO news (name, description, date) VALUES (:name, :description, :date);";
+        $stmt = $pdo->prepare($sql);
         $params = [
-            ":name" => $news['titel'],
+            ':name' => $data['name'],
-            ":beschreibung" => $news['inhalt'],
+            ':description' => $data['description'],
-            ":datum" => $news['datum']
+            ':date' => $data['date']
         ];
-        try {
+        $stmt->execute($params);
-            $sth = $pdo->prepare($sql);
+        return $pdo->lastInsertId();
-            $sth->execute($params);
-            return $sth;
-        } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler beim Schreiben der News.", $e);
-            die;
-        }
     }
 
-    public function deleteNews($newsId) {
+    public function deleteNews($id) {
         $pdo = $this->linkDB();
-        $sql = "DELETE FROM news WHERE newsid = :newsid;";
+        $sql = "DELETE FROM news WHERE news_id = :news_id;";
-        $params = [":newsid" => $newsId];
+        $stmt = $pdo->prepare($sql);
-        try {
+        $params = [':news_id' => $id];
-            $sth = $pdo->prepare($sql);
+        return $stmt->execute($params);
-            $sth->execute($params);
-        } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler beim Löschen der News.", $e);
-            die;
-        }
     }
 }

Model/TicketModel.php

@@ -3,70 +3,72 @@
 namespace Blog\Model;
 
 use PDOException;
+use PDO;
 
 class TicketModel extends Database {
 
     public function getTickets() {
         $pdo = $this->linkDB();
-        $sql = "SELECT * FROM Ticket ORDER BY ticketid ASC;";
+        $sql = "SELECT * FROM ticket ORDER BY ticket_id ASC;";
-        try {
+        $stmt = $pdo->prepare($sql);
-            $sth = $pdo->prepare($sql);
+        $stmt->execute();
-            $sth->execute();
+        return $stmt->fetchAll(PDO::FETCH_ASSOC);
-            return $sth->fetchAll(\PDO::FETCH_ASSOC);
-        } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler beim Lesen der Tickets.", $e);
-            die;
-        }
     }
 
     public function buyTicket($data) {
         $pdo = $this->linkDB();
-        $sql = "INSERT INTO Ticket (userid, ausstellungid, kaufdatum, gueltigkeit)
+        $sql = "INSERT INTO ticket (user_id, event_id, purchase_date, valid_until)
-                VALUES (:userid, :ausstellungid, :kaufdatum, :gueltigkeit);";
+                VALUES (:user_id, :event_id, :purchase_date, :valid_until)";
+        $stmt = $pdo->prepare($sql);
         $params = [
-            ":userid" => $data['userid'],
+            ':user_id' => $data['user_id'],
-            ":ausstellungid" => $data['ausstellungid'],
+            ':event_id' => $data['event_id'],
-            ":kaufdatum" => $data['kaufdatum'],
+            ':purchase_date' => $data['purchase_date'],
-            ":gueltigkeit" => $data['gueltigkeit']
+            ':valid_until' => $data['valid_until']
         ];
-        try {
+        $stmt->execute($params);
-            $sth = $pdo->prepare($sql);
+        return $pdo->lastInsertId();
-            $sth->execute($params);
-            return $pdo->lastInsertId();
-        } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler beim Kauf des Tickets.", $e);
-            die;
-        }
     }
 
-    public function hasTicket($userid, $ausstellungid) {
+    public function checkTicketExists($userid, $ausstellungid) {
         $pdo = $this->linkDB();
-        $sql = "SELECT COUNT(*) as count FROM Ticket WHERE userid = :userid AND ausstellungid = :ausstellungid;";
+        $sql = "SELECT COUNT(*) as count FROM ticket WHERE user_id = :user_id AND event_id = :event_id;";
-        $params = [
+        $stmt = $pdo->prepare($sql);
-            ":userid" => $userid,
+        $params = [':user_id' => $userid, ':event_id' => $ausstellungid];
-            ":ausstellungid" => $ausstellungid
+        $stmt->execute($params);
-        ];
+        $result = $stmt->fetch(PDO::FETCH_ASSOC);
-        try {
+        return $result['count'] > 0;
-            $sth = $pdo->prepare($sql);
-            $sth->execute($params);
-            return $sth->fetch(\PDO::FETCH_ASSOC);
-        } catch (PDOException $e) {
-            new \Blog\Library\ErrorMsg("Fehler bei der Ticketprüfung.", $e);
-            die;
-        }
     }
 
-    public function deleteTicket($ticketid) {
+    public function deleteTicket($id) {
         $pdo = $this->linkDB();
-        $sql = "DELETE FROM Ticket WHERE ticketid = :ticketid;";
+        $sql = "DELETE FROM ticket WHERE ticket_id = :ticket_id;";
-        $params = [":ticketid" => $ticketid];
+        $stmt = $pdo->prepare($sql);
-        try {
+        $params = [':ticket_id' => $id];
-            $sth = $pdo->prepare($sql);
+        return $stmt->execute($params);
-            $sth->execute($params);
+    }
-            return $sth->rowCount();
+
-        } catch (PDOException $e) {
+    public function createTicket($data) {
-            new \Blog\Library\ErrorMsg("Fehler beim Löschen des Tickets.", $e);
+        $pdo = $this->linkDB();
-            die;
+        $sql = "INSERT INTO ticket (event_id, user_id, price) VALUES (:event_id, :user_id, :price);";
-        }
+        $stmt = $pdo->prepare($sql);
+        $params = [
+            ':event_id' => $data['event_id'],
+            ':user_id' => $data['user_id'],
+            ':price' => $data['price']
+        ];
+        return $stmt->execute($params);
+    }
+
+    public function getTicketsByUser($userId) {
+        $pdo = $this->linkDB();
+        $sql = "SELECT t.*, e.name as event_name, e.start_date, e.end_date 
+                FROM ticket t 
+                JOIN event e ON t.event_id = e.event_id 
+                WHERE t.user_id = :user_id;";
+        $stmt = $pdo->prepare($sql);
+        $params = [':user_id' => $userId];
+        $stmt->execute($params);
+        return $stmt->fetchAll(PDO::FETCH_ASSOC);
     }
 }

Model/VoucherModel.php

@@ -0,0 +1,62 @@
+<?php
+
+namespace Blog\Model;
+
+use PDO;
+use PDOException;
+
+class VoucherModel extends Database {
+
+    public function getVouchers() {
+        $pdo = $this->linkDB();
+        $sql = "SELECT * FROM voucher ORDER BY valid_until DESC;";
+        $stmt = $pdo->prepare($sql);
+        $stmt->execute();
+        return $stmt->fetchAll(PDO::FETCH_ASSOC);
+    }
+
+    public function getVoucher($id) {
+        $pdo = $this->linkDB();
+        $sql = "SELECT * FROM voucher WHERE voucher_id = :id;";
+        $stmt = $pdo->prepare($sql);
+        $params = [':id' => $id];
+        $stmt->execute($params);
+        return $stmt->fetch(PDO::FETCH_ASSOC);
+    }
+
+    public function createVoucher($data) {
+        $pdo = $this->linkDB();
+        $sql = "INSERT INTO voucher (code, discount, event_id, valid_until) VALUES (:code, :discount, :event_id, :valid_until);";
+        $stmt = $pdo->prepare($sql);
+        $params = [
+            ':code' => $data['code'],
+            ':discount' => $data['discount'],
+            ':event_id' => $data['event_id'],
+            ':valid_until' => $data['valid_until']
+        ];
+        $stmt->execute($params);
+        return $pdo->lastInsertId();
+    }
+
+    public function updateVoucher($id, $data) {
+        $pdo = $this->linkDB();
+        $sql = "UPDATE voucher SET code = :code, discount = :discount, event_id = :event_id, valid_until = :valid_until WHERE voucher_id = :id;";
+        $stmt = $pdo->prepare($sql);
+        $params = [
+            ':code' => $data['code'],
+            ':discount' => $data['discount'],
+            ':event_id' => $data['event_id'],
+            ':valid_until' => $data['valid_until'],
+            ':id' => $id
+        ];
+        return $stmt->execute($params);
+    }
+
+    public function deleteVoucher($id) {
+        $pdo = $this->linkDB();
+        $sql = "DELETE FROM voucher WHERE voucher_id = :id;";
+        $stmt = $pdo->prepare($sql);
+        $params = [':id' => $id];
+        return $stmt->execute($params);
+    }
+}

Views/Auth/showRegistrationForm.phtml

@@ -44,7 +44,7 @@ include dirname(__DIR__) . '/header.phtml';
             <button class="button-register" type="submit">Registrieren</button>
         </form>
         <div style="text-align:center; margin-top: 1.5em;">
-            <a href="?controller=Auth&do=showAuthForm" class="login-link">Bereits registriert? Hier einloggen</a>
+            <a href="?controller=Auth&do=showLoginForm" class="login-link">Bereits registriert? Hier einloggen</a>
         </div>
     </div>
 </div>

Views/Event/createEvent.phtml

@@ -3,7 +3,7 @@ include dirname(__DIR__).'/header.phtml';
 ?>
 
     <div class="msg">
-        <p>Das Event "<?php echo $name?>" wurde erfolgreich erstellt!</p>
+        <p>Das Event "<?php echo $event['name']?>" wurde erfolgreich erstellt!</p>
         <a href="?controller=Event&do=showEvents">Weiter</a>
     </div>
 

Views/Event/showEvents.phtml

@@ -1,7 +1,7 @@
 <?php
 include dirname(__DIR__).'/header.phtml';
 ?>
-<h2>Alle Ausstellungen</h2>
+<h2>Alle Events</h2>
 <?php if (!empty($events)): ?>
     <table>
         <thead>
@@ -17,16 +17,16 @@ include dirname(__DIR__).'/header.phtml';
         <?php foreach ($events as $event): ?>
             <tr>
                 <td><?php echo htmlspecialchars($event['name']); ?></td>
-                <td><?php echo nl2br(htmlspecialchars($event['beschreibung'])); ?></td>
+                <td><?php echo nl2br(htmlspecialchars($event['description'])); ?></td>
-                <td><?php echo date('d.m.Y', strtotime($event['datum_von'])); ?></td>
+                <td><?php echo date('d.m.Y', strtotime($event['start_date'])); ?></td>
-                <td><?php echo date('d.m.Y', strtotime($event['datum_bis'])); ?></td>
+                <td><?php echo date('d.m.Y', strtotime($event['end_date'])); ?></td>
                 <td><?php echo (int) $event['max_tickets']; ?></td>
             </tr>
         <?php endforeach; ?>
         </tbody>
     </table>
 <?php else: ?>
-    <p>Derzeit sind keine Ausstellungen verfügbar.</p>
+    <p>Derzeit sind keine Events verfügbar.</p>
 <?php endif; ?>
 <?php
 include dirname(__DIR__).'/footer.phtml';

Views/Event/updateEvent.phtml

@@ -3,7 +3,7 @@ include dirname(__DIR__).'/header.phtml';
 ?>
 
     <div class="msg">
-        <p>Das Event mit der ID "<?php echo $ausstellungid?>" wurde erfolgreich bearbeitet!</p>
+        <p>Das Event mit der ID "<?php echo $event_id?>" wurde erfolgreich bearbeitet!</p>
         <a href="?controller=Event&do=showEvents">Weiter</a>
     </div>
 

Views/Gutschein/showGutscheine.phtml

@@ -1,37 +0,0 @@
-<?php
-include dirname(__DIR__).'/header.phtml';
-?>
-<h2>Alle Gutscheine</h2>
-<a href="?controller=Gutschein&do=createGutscheinForm">Neuen Gutschein anlegen</a>
-<?php if (!empty($gutscheine)): ?>
-    <table border="1" cellpadding="8" cellspacing="0">
-        <thead>
-        <tr>
-            <th>Code</th>
-            <th>Rabatt (%)</th>
-            <th>Event-ID</th>
-            <th>Gültig bis</th>
-            <th>Aktionen</th>
-        </tr>
-        </thead>
-        <tbody>
-        <?php foreach ($gutscheine as $g): ?>
-            <tr>
-                <td><?php echo htmlspecialchars($g['code']); ?></td>
-                <td><?php echo (int)$g['rabatt']; ?></td>
-                <td><?php echo (int)$g['ausstellungid']; ?></td>
-                <td><?php echo htmlspecialchars($g['gueltigkeit']); ?></td>
-                <td>
-                    <a href="?controller=Gutschein&action=editGutscheinForm&id=<?php echo $g['gutscheinid']; ?>">Bearbeiten</a> |
-                    <a href="?controller=Gutschein&action=deleteGutschein&id=<?php echo $g['gutscheinid']; ?>" onclick="return confirm('Wirklich löschen?');">Löschen</a>
-                </td>
-            </tr>
-        <?php endforeach; ?>
-        </tbody>
-    </table>
-<?php else: ?>
-    <p>Keine Gutscheine vorhanden.</p>
-<?php endif; ?>
-<?php
-include dirname(__DIR__).'/footer.phtml';
-?>

Views/News/showNews.phtml

@@ -6,7 +6,7 @@ include dirname(__DIR__).'/header.phtml';
     <table>
         <thead>
         <tr>
-            <th>Name</th>
+            <th>Titel</th>
             <th>Beschreibung</th>
             <th>Datum</th>
         </tr>
@@ -15,8 +15,8 @@ include dirname(__DIR__).'/header.phtml';
         <?php foreach ($news as $item): ?>
             <tr>
                 <td><?php echo htmlspecialchars($item['name']); ?></td>
-                <td><?php echo nl2br(htmlspecialchars($item['beschreibung'])); ?></td>
+                <td><?php echo nl2br(htmlspecialchars($item['description'])); ?></td>
-                <td><?php echo date('d.m.Y', strtotime($item['datum'])); ?></td>
+                <td><?php echo date('d.m.Y', strtotime($item['date'])); ?></td>
             </tr>
         <?php endforeach; ?>
         </tbody>

Views/Voucher/showVouchers.phtml

@@ -0,0 +1,37 @@
+<?php
+include dirname(__DIR__).'/header.phtml';
+?>
+<h2>Alle Gutscheine</h2>
+<a href="?controller=Voucher&do=createVoucherForm">Neuen Gutschein anlegen</a>
+<?php if (!empty($vouchers)): ?>
+    <table border="1" cellpadding="8" cellspacing="0">
+        <thead>
+        <tr>
+            <th>Code</th>
+            <th>Rabatt (%)</th>
+            <th>Event-ID</th>
+            <th>Gültig bis</th>
+            <th>Aktionen</th>
+        </tr>
+        </thead>
+        <tbody>
+        <?php foreach ($vouchers as $v): ?>
+            <tr>
+                <td><?php echo htmlspecialchars($v['code']); ?></td>
+                <td><?php echo (int)$v['discount']; ?></td>
+                <td><?php echo (int)$v['event_id']; ?></td>
+                <td><?php echo htmlspecialchars($v['valid_until']); ?></td>
+                <td>
+                    <a href="?controller=Voucher&do=editVoucherForm&id=<?php echo $v['voucher_id']; ?>">Bearbeiten</a> |
+                    <a href="?controller=Voucher&do=deleteVoucher&id=<?php echo $v['voucher_id']; ?>" onclick="return confirm('Wirklich löschen?');">Löschen</a>
+                </td>
+            </tr>
+        <?php endforeach; ?>
+        </tbody>
+    </table>
+<?php else: ?>
+    <p>Keine Gutscheine vorhanden.</p>
+<?php endif; ?>
+<?php
+include dirname(__DIR__).'/footer.phtml';
+?>

bibarts.sql

@@ -3,111 +3,110 @@ SET time_zone = "+00:00";
 
 -- --------------------------------------------------------
 
-CREATE TABLE User (
+CREATE TABLE user (
-    userid INT AUTO_INCREMENT PRIMARY KEY,
+    user_id INT AUTO_INCREMENT PRIMARY KEY,
-    vorname VARCHAR(50),
+    first_name VARCHAR(50),
-    nachname VARCHAR(50),
+    last_name VARCHAR(50),
-    strasse VARCHAR(100),
+    street VARCHAR(100),
-    hausnr VARCHAR(10),
+    house_number VARCHAR(10),
-    plz VARCHAR(10),
+    postal_code VARCHAR(10),
-    ort VARCHAR(50),
+    city VARCHAR(50),
-    land VARCHAR(50),
+    country VARCHAR(50),
-    tel VARCHAR(20),
+    phone VARCHAR(20),
     email VARCHAR(100) UNIQUE,
-    isAdmin BOOLEAN DEFAULT FALSE,
+    is_admin BOOLEAN DEFAULT FALSE,
-    validUntil DATETIME NOT NULL DEFAULT '3025-01-01 00:00:00',
+    valid_until DATETIME NOT NULL DEFAULT '3025-01-01 00:00:00',
     password VARCHAR(255)
 );
 
 
-CREATE TABLE Standort (
+CREATE TABLE location (
-    standortid INT AUTO_INCREMENT PRIMARY KEY,
+    location_id INT AUTO_INCREMENT PRIMARY KEY,
-    strasse VARCHAR(100),
+    street VARCHAR(100),
-    hausnr VARCHAR(10),
+    house_number VARCHAR(10),
-    plz VARCHAR(10),
+    postal_code VARCHAR(10),
-    ort VARCHAR(50),
+    city VARCHAR(50),
-    land VARCHAR(50),
+    country VARCHAR(50),
-    tel VARCHAR(20),
+    phone VARCHAR(20),
     email VARCHAR(100)
 );
 
 
-CREATE TABLE Ausstellung (
+CREATE TABLE event (
-    austellungid INT AUTO_INCREMENT PRIMARY KEY,
+    event_id INT AUTO_INCREMENT PRIMARY KEY,
-    standortid INT,
+    location_id INT,
-    datum_von DATE,
+    start_date DATE,
-    datum_bis DATE,
+    end_date DATE,
     name VARCHAR(100),
-    beschreibung TEXT,
+    description TEXT,
     max_tickets INT,
-    eintrittspreis DECIMAL(5,2),
+    ticket_price DECIMAL(5,2),
-    FOREIGN KEY (standortid) REFERENCES Standort(standortid)
+    FOREIGN KEY (location_id) REFERENCES location(location_id)
 );
 
 
-CREATE TABLE Ticket (
+CREATE TABLE ticket (
-    ticketid INT AUTO_INCREMENT PRIMARY KEY,
+    ticket_id INT AUTO_INCREMENT PRIMARY KEY,
-    userid INT,
+    user_id INT,
-    ausstellungid INT,
+    event_id INT,
-    kaufdatum DATE,
+    purchase_date DATE,
-    gueltigkeit DATE,
+    valid_until DATE,
-    FOREIGN KEY (userid) REFERENCES User(userid),
+    FOREIGN KEY (user_id) REFERENCES user(user_id),
-    FOREIGN KEY (ausstellungid) REFERENCES Ausstellung(austellungid)
+    FOREIGN KEY (event_id) REFERENCES event(event_id)
 );
 
 
-CREATE TABLE Gutschein (
+CREATE TABLE voucher (
-    gutscheinid INT AUTO_INCREMENT PRIMARY KEY,
+    voucher_id INT AUTO_INCREMENT PRIMARY KEY,
     code VARCHAR(50) UNIQUE,
-    rabatt INT CHECK (rabatt BETWEEN 0 AND 100),
+    discount INT CHECK (discount BETWEEN 0 AND 100),
-    ausstellungid INT,
+    event_id INT,
-    gueltigkeit DATE,
+    valid_until DATE,
-    FOREIGN KEY (ausstellungid) REFERENCES Ausstellung(austellungid)
+    FOREIGN KEY (event_id) REFERENCES event(event_id)
 );
 
 
-CREATE TABLE News (
+CREATE TABLE news (
-    newsid INT AUTO_INCREMENT PRIMARY KEY,
+    news_id INT AUTO_INCREMENT PRIMARY KEY,
     name VARCHAR(100),
-    beschreibung TEXT,
+    description TEXT,
-    datum DATE
+    date DATE
 );
 
 
 
 -- User-Daten (Passwort: passwort123)
-INSERT INTO User (vorname, nachname, strasse, hausnr, plz, ort, land, tel, email, isAdmin, password)
+INSERT INTO user (first_name, last_name, street, house_number, postal_code, city, country, phone, email, is_admin, password)
 VALUES
-
     ('Max', 'Muster', 'Musterstraße', '1', '12345', 'Musterstadt', 'Deutschland', '0123456789', 'max@muster.de', FALSE, '$2y$10$VAj.C0XHPUxV4oXS6b79aumlg5fBMPPx5FPqgkQSIQeBLh0WtYmKy'),
     ('Anna', 'Beispiel', 'Beispielweg', '5a', '54321', 'Beispielstadt', 'Deutschland', '0987654321', 'anna@beispiel.de', TRUE, '$2y$10$cnPBpkvLbdpDxzYvxlQg9uVp5y8ggr2SWL8NAMg9zk.3QnnEl.MGq');
 
 -- Standort-Daten
-INSERT INTO Standort (strasse, hausnr, plz, ort, land, tel, email)
+INSERT INTO location (street, house_number, postal_code, city, country, phone, email)
 VALUES
     ('Galeriestraße', '10', '10115', 'Berlin', 'Deutschland', '030123456', 'kontakt@galerie-berlin.de'),
     ('Kunstallee', '22b', '50667', 'Köln', 'Deutschland', '0221123456', 'info@kunst-koeln.de');
 
 -- Ausstellung-Daten
-INSERT INTO Ausstellung (standortid, datum_von, datum_bis, name, beschreibung, max_tickets, eintrittspreis)
+INSERT INTO event (location_id, start_date, end_date, name, description, max_tickets, ticket_price)
 VALUES
     (1, '2025-07-01', '2025-08-31', 'Moderne Meisterwerke', 'Eine Sammlung moderner Kunstwerke aus Europa.', 200, 19.99),
     (2, '2025-09-10', '2025-10-20', 'Kunst der Antike', 'Ausstellung antiker Skulpturen und Gemälde.', 150, 39.99);
 
--- Gutschein-Daten (Spaltennamen korrigiert)
+-- Gutschein-Daten
-INSERT INTO Gutschein (code, rabatt, ausstellungid, gueltigkeit)
+INSERT INTO voucher (code, discount, event_id, valid_until)
 VALUES
     ('SOMMER2025', 15, 1, '2025-08-31'),
     ('HERBST25', 25, 2, '2025-10-15');
 
--- Ticket-Daten (Spaltennamen korrigiert)
+-- Ticket-Daten
-INSERT INTO Ticket (userid, ausstellungid, kaufdatum, gueltigkeit)
+INSERT INTO ticket (user_id, event_id, purchase_date, valid_until)
 VALUES
     (1, 1, '2025-06-01', '2025-07-15'),
     (2, 2, '2025-06-05', '2025-09-15');
 
 -- News-Daten
-INSERT INTO News (name, beschreibung, datum)
+INSERT INTO news (name, description, date)
 VALUES
     ('Neuer Standort eröffnet', 'Unsere Galerie in Köln ist jetzt geöffnet!', '2025-06-01'),
     ('Frühbucher-Rabatt', 'Sichern Sie sich jetzt 15% Rabatt auf unsere Sommerausstellung.', '2025-05-20');