Solution

taxi/urls.py

@@ -1,4 +1,4 @@
-from django.urls import path
+from django.urls import path, include
 
 from .views import (
     index,
@@ -22,6 +22,7 @@
     path(
         "drivers/<int:pk>/", DriverDetailView.as_view(), name="driver-detail"
     ),
+    path("taxi/", include("django.contrib.auth.urls")),
 ]
 
 app_name = "taxi"

taxi/views.py

@@ -1,17 +1,23 @@
+from django.contrib.auth.decorators import login_required
+from django.contrib.auth.mixins import LoginRequiredMixin
 from django.shortcuts import render
 from django.views import generic
 
 from .models import Driver, Car, Manufacturer
 
 
+@login_required
 def index(request):
     """View function for the home page of the site."""
+    num_visits = request.session.get("num_visits", 0) + 1
+    request.session["num_visits"] = num_visits
 
     num_drivers = Driver.objects.count()
     num_cars = Car.objects.count()
     num_manufacturers = Manufacturer.objects.count()
 
     context = {
+        "num_visits": num_visits,
         "num_drivers": num_drivers,
         "num_cars": num_cars,
         "num_manufacturers": num_manufacturers,
@@ -20,28 +26,34 @@ def index(request):
     return render(request, "taxi/index.html", context=context)
 
 
-class ManufacturerListView(generic.ListView):
+class ManufacturerListView(LoginRequiredMixin, generic.ListView):
     model = Manufacturer
     context_object_name = "manufacturer_list"
     template_name = "taxi/manufacturer_list.html"
     paginate_by = 5
 
 
-class CarListView(generic.ListView):
+class CarListView(LoginRequiredMixin, generic.ListView):
     model = Car
     paginate_by = 5
     queryset = Car.objects.select_related("manufacturer")
 
 
-class CarDetailView(generic.DetailView):
+class CarDetailView(LoginRequiredMixin, generic.DetailView):
     model = Car
 
 
-class DriverListView(generic.ListView):
+class DriverListView(LoginRequiredMixin, generic.ListView):
     model = Driver
     paginate_by = 5
 
 
-class DriverDetailView(generic.DetailView):
+class DriverDetailView(LoginRequiredMixin, generic.DetailView):
     model = Driver
     queryset = Driver.objects.prefetch_related("cars__manufacturer")
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        current_user = self.request.user
+        context["current_user_id"] = current_user.id
+        return context

taxi_service/settings.py

@@ -108,6 +108,10 @@
 
 AUTH_USER_MODEL = "taxi.Driver"
 
+LOGIN_URL = "login"
+LOGIN_REDIRECT_URL = "taxi:index"
+LOGOUT_REDIRECT_URL = "login"
+
 # Internationalization
 # https://docs.djangoproject.com/en/4.0/topics/i18n/
 

taxi_service/urls.py

@@ -13,13 +13,17 @@
     1. Import the include() function: from django.urls import include, path
     2. Add a URL to urlpatterns:  path("blog/", include("blog.urls"))
 """
+from django.contrib.auth import views as auth_views
 from django.contrib import admin
 from django.urls import path, include
 from django.conf import settings
 from django.conf.urls.static import static
 
 
 urlpatterns = [
+    path("taxi/", include("django.contrib.auth.urls")),
     path("admin/", admin.site.urls),
+    path("login/", auth_views.LoginView.as_view(), name="login"),
+    path("logout/", auth_views.LogoutView.as_view(), name="logout"),
     path("", include("taxi.urls", namespace="taxi")),
 ] + static(settings.STATIC_URL, document_root=settings.STATIC_ROOT)

templates/includes/sidebar.html

@@ -1,4 +1,10 @@
 <ul class="sidebar-nav">
+  {% if user.is_authenticated %}
+    <p>{{ user.username }} (Me)</p>
+    <a href="{% url "logout" %}">Logout</a>
+  {% else %}
+    <a href="{% url "login" %}">Login</a>
+  {% endif %}
   <li><a href="{% url "taxi:index" %}">Home page</a></li>
   <li><a href="{% url "taxi:manufacturer-list" %}">Manufacturers</a></li>
   <li><a href="{% url "taxi:car-list" %}">Cars</a></li>

templates/registration/login.html

@@ -0,0 +1,12 @@
+{% extends "base.html" %}
+
+{% block title %}Login{% endblock %}
+
+{% block content %}
+<h1>Login</h1>
+<form method="post">
+    {% csrf_token %}
+    {{ form.as_p }}
+    <button type="submit">Login</button>
+</form>
+{% endblock %}

templates/registration/logout.html

@@ -0,0 +1,2 @@
+<p>Your have successfully logged out.</p>
+<a href="{% url "taxi:logout" %}">Go to home</a>

templates/taxi/car_list.html

@@ -6,7 +6,7 @@ <h1>Car list</h1>
     <ul>
       {% for car in car_list %}
         <li>
-          <a href="{% url "taxi:car-detail" pk=car.id %} ">{{ car.id }}</a>
+          <a href="{% url "taxi:car-detail" pk=car.id %}">{{ car.id }}</a>
           {{ car.model }} ({{ car.manufacturer.name }})
         </li>
       {% endfor %}

templates/taxi/driver_list.html

@@ -4,10 +4,13 @@
   <h1>Driver list</h1>
   {% if driver_list %}
     <ul>
-      {% for driver in driver_list%}
+      {% for driver in driver_list %}
         <li>
-          <a href="{% url "taxi:driver-detail" pk=driver.id %}">{{ driver.username }}</a>
+          <a href="{% url 'taxi:driver-detail' pk=driver.id %}">{{ driver.username }}</a>
           ({{ driver.first_name }} {{ driver.last_name }})
+          {% if driver == request.user %}
+            (Me)
+          {% endif %}
         </li>
       {% endfor %}
     </ul>

templates/taxi/index.html

@@ -3,6 +3,7 @@
 {% block content %}
   <h1>Taxi Service Home</h1>
   <p>Welcome to Best Taxi Ever!</p>
+  <p><strong>Number of visits:</strong> {{ num_visits }}</p>
   <h2>Dynamic content</h2>
   <p>The Taxi service has the following record counts:</p>
   <ul>