added logout functionality and updated login form validation

Signed-off-by: Jochen Mehlich <coding@jochenmehlich.de>

zitate/forms.py

@@ -3,4 +3,5 @@ from django.contrib.auth.models import User
 
 class LoginForm(forms.Form):
     username = forms.CharField(label="username", max_length=255)
-    password = forms.CharField(label="password", max_length=255, widget=forms.PasswordInput)
+    password = forms.CharField(label="password", max_length=255, widget=forms.PasswordInput)
+    auth_type = forms.CharField(label="auth_type", max_length=255)

zitate/urls.py

@@ -22,5 +22,6 @@ urlpatterns = [
     path('admin/', admin.site.urls),
     path("__reload__/", include("django_browser_reload.urls")),
     path("login", login, name="login"),
-    path("settings/", include('settings.urls'))
+    path("logout", logout, name="logout"),
+    path("settings/", include('settings.urls')),
 ]

zitate/views.py

@@ -22,4 +22,8 @@ def login(request):
             else:
                 return render(request, "login.html", {"userError": True})
         elif auth_type == "openid":
-            return render(request, "login.html")
+            return render(request, "login.html")
+
+def logout(request):
+    dauth.logout(request)
+    return redirect("/")