Solution-py-taxi-service-authantication

taxi/urls.py

@@ -7,6 +7,7 @@
     DriverListView,
     DriverDetailView,
     ManufacturerListView,
+    test_session_view
 )
 
 urlpatterns = [
@@ -22,6 +23,7 @@
     path(
         "drivers/<int:pk>/", DriverDetailView.as_view(), name="driver-detail"
     ),
+    path("test-session/", test_session_view, name="test-session"),
 ]
 
 app_name = "taxi"

taxi/views.py

@@ -1,47 +1,60 @@
+from django.contrib.auth.decorators import login_required
+from django.contrib.auth.mixins import LoginRequiredMixin
+from django.http import HttpRequest, HttpResponse
 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_drivers = Driver.objects.count()
     num_cars = Car.objects.count()
     num_manufacturers = Manufacturer.objects.count()
+    num_visits = request.session.get("num_visits", 0)
+    request.session["num_visits"] = num_visits + 1
 
     context = {
         "num_drivers": num_drivers,
         "num_cars": num_cars,
         "num_manufacturers": num_manufacturers,
+        "num_visits": num_visits + 1
     }
 
     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 test_session_view(request: HttpRequest) -> HttpResponse:
+    return HttpResponse(
+        "<h1>Test session</h1>"
+    )

taxi_service/settings.py

@@ -11,6 +11,7 @@
 """
 
 from pathlib import Path
+import os
 
 # Build paths inside the project like this: BASE_DIR / "subdir".
 BASE_DIR = Path(__file__).resolve().parent.parent
@@ -57,7 +58,7 @@
 TEMPLATES = [
     {
         "BACKEND": "django.template.backends.django.DjangoTemplates",
-        "DIRS": [BASE_DIR / "templates"],
+        "DIRS": [os.path.join(BASE_DIR, "templates")],
         "APP_DIRS": True,
         "OPTIONS": {
             "context_processors": [
@@ -108,6 +109,8 @@
 
 AUTH_USER_MODEL = "taxi.Driver"
 
+LOGIN_REDIRECT_URL = "/"
+
 # Internationalization
 # https://docs.djangoproject.com/en/4.0/topics/i18n/
 

taxi_service/urls.py

@@ -22,4 +22,6 @@
 urlpatterns = [
     path("admin/", admin.site.urls),
     path("", include("taxi.urls", namespace="taxi")),
+    path("accounts/", include("django.contrib.auth.urls")),
+
 ] + static(settings.STATIC_URL, document_root=settings.STATIC_ROOT)

templates/includes/sidebar.html

@@ -1,6 +1,15 @@
 <ul class="sidebar-nav">
-  <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>
-  <li><a href="{% url "taxi:driver-list" %}">Drivers</a></li>
+  {% if user.is_authenticated %}
+  <li>User: {{user.username}}</li>
+  <li><a href="{% url 'logout' %}">Logout</a></li>
+  {% else %}
+    <li><a href="{% url 'login' %}">Login</a></li>
+  {% endif %}
+
+  <br>
+
+  <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>
+  <li><a href="{% url 'taxi:driver-list' %}">Drivers</a></li>
 </ul>

templates/registration/logged_out.html

@@ -0,0 +1,8 @@
+{% extends "base.html" %}
+
+{% block content %}
+<p>Logged out</p>
+
+<a href="{% url 'login' %}">Click here to login again</a>
+
+{% endblock %}

templates/registration/login.html

@@ -0,0 +1,17 @@
+{% extends "base.html" %}
+
+
+{% block content %}
+<h1>Login</h1>
+
+{% if form.errors %}
+<p style="color:red">Invalid credentials</p>
+{% endif %}
+
+<form method="post" action="{% url 'login' %}">
+  {% csrf_token %}
+  {{ form.as_p }}
+  <input type="submit" value="Submit"/>
+  <input type="hidden" name="next" value="{{ next }}"/>
+</form>
+{% endblock %}

templates/taxi/index.html

@@ -10,4 +10,5 @@ <h2>Dynamic content</h2>
     <li><strong>Drivers:</strong> {{ num_drivers }}</li>
     <li><strong>Manufacturers:</strong> {{ num_manufacturers }}</li>
   </ul>
+  <p>You have visited this page {{ num_visits }} time{{ num_visits|pluralize }}</p>
 {% endblock %}