Fixed #32271 -- Improved consistency of docs CBV examples.
Co-Authored-By: Carles Pina i Estany <carles@pina.cat>
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@ -220,11 +220,11 @@ MRO is an acronym for Method Resolution Order.
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from django.urls import path
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from django.views.generic.base import RedirectView
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from article.views import ArticleCounterRedirectView, ArticleDetail
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from article.views import ArticleCounterRedirectView, ArticleDetailView
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urlpatterns = [
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path('counter/<int:pk>/', ArticleCounterRedirectView.as_view(), name='article-counter'),
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path('details/<int:pk>/', ArticleDetail.as_view(), name='article-detail'),
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path('details/<int:pk>/', ArticleDetailView.as_view(), name='article-detail'),
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path('go-to-django/', RedirectView.as_view(url='https://djangoproject.com'), name='go-to-django'),
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]
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@ -65,7 +65,7 @@ editing content:
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from myapp.forms import ContactForm
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from django.views.generic.edit import FormView
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class ContactView(FormView):
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class ContactFormView(FormView):
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template_name = 'contact.html'
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form_class = ContactForm
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success_url = '/thanks/'
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@ -141,7 +141,7 @@ editing content:
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from django.views.generic.edit import CreateView
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from myapp.models import Author
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class AuthorCreate(CreateView):
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class AuthorCreateView(CreateView):
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model = Author
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fields = ['name']
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@ -220,7 +220,7 @@ editing content:
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from django.views.generic.edit import UpdateView
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from myapp.models import Author
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class AuthorUpdate(UpdateView):
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class AuthorUpdateView(UpdateView):
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model = Author
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fields = ['name']
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template_name_suffix = '_update_form'
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@ -295,7 +295,7 @@ editing content:
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from django.views.generic.edit import DeleteView
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from myapp.models import Author
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class AuthorDelete(DeleteView):
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class AuthorDeleteView(DeleteView):
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model = Author
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success_url = reverse_lazy('author-list')
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@ -369,7 +369,7 @@ Adding messages in class-based views
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from django.views.generic.edit import CreateView
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from myapp.models import Author
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class AuthorCreate(SuccessMessageMixin, CreateView):
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class AuthorCreateView(SuccessMessageMixin, CreateView):
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model = Author
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success_url = '/success/'
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success_message = "%(name)s was created successfully"
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@ -386,7 +386,7 @@ method.
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from django.views.generic.edit import CreateView
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from myapp.models import ComplicatedModel
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class ComplicatedCreate(SuccessMessageMixin, CreateView):
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class ComplicatedCreateView(SuccessMessageMixin, CreateView):
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model = ComplicatedModel
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success_url = '/success/'
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success_message = "%(calculated_field)s was created successfully"
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@ -110,17 +110,17 @@ Now we need to define a view::
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from django.views.generic import ListView
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from books.models import Publisher
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class PublisherList(ListView):
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class PublisherListView(ListView):
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model = Publisher
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Finally hook that view into your urls::
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# urls.py
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from django.urls import path
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from books.views import PublisherList
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from books.views import PublisherListView
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urlpatterns = [
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path('publishers/', PublisherList.as_view()),
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path('publishers/', PublisherListView.as_view()),
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]
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That's all the Python code we need to write. We still need to write a template,
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@ -183,7 +183,7 @@ specifies the context variable to use::
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from django.views.generic import ListView
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from books.models import Publisher
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class PublisherList(ListView):
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class PublisherListView(ListView):
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model = Publisher
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context_object_name = 'my_favorite_publishers'
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@ -210,7 +210,7 @@ you can override it to send more::
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from django.views.generic import DetailView
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from books.models import Book, Publisher
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class PublisherDetail(DetailView):
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class PublisherDetailView(DetailView):
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model = Publisher
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@ -254,7 +254,7 @@ specify the list of objects using the ``queryset`` argument::
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from django.views.generic import DetailView
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from books.models import Publisher
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class PublisherDetail(DetailView):
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class PublisherDetailView(DetailView):
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context_object_name = 'publisher'
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queryset = Publisher.objects.all()
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@ -273,7 +273,7 @@ with the most recent first::
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from django.views.generic import ListView
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from books.models import Book
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class BookList(ListView):
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class BookListView(ListView):
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queryset = Book.objects.order_by('-publication_date')
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context_object_name = 'book_list'
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@ -284,7 +284,7 @@ list of books by a particular publisher, you can use the same technique::
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from django.views.generic import ListView
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from books.models import Book
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class AcmeBookList(ListView):
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class AcmeBookListView(ListView):
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context_object_name = 'book_list'
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queryset = Book.objects.filter(publisher__name='ACME Publishing')
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@ -330,20 +330,20 @@ Here, we have a URLconf with a single captured group::
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# urls.py
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from django.urls import path
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from books.views import PublisherBookList
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from books.views import PublisherBookListView
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urlpatterns = [
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path('books/<publisher>/', PublisherBookList.as_view()),
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path('books/<publisher>/', PublisherBookListView.as_view()),
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]
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Next, we'll write the ``PublisherBookList`` view itself::
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Next, we'll write the ``PublisherBookListView`` view itself::
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# views.py
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from django.shortcuts import get_object_or_404
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from django.views.generic import ListView
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from books.models import Book, Publisher
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class PublisherBookList(ListView):
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class PublisherBookListView(ListView):
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template_name = 'books/books_by_publisher.html'
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@ -39,7 +39,7 @@ The view can be constructed using a ``FormView``:
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from myapp.forms import ContactForm
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from django.views.generic.edit import FormView
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class ContactView(FormView):
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class ContactFormView(FormView):
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template_name = 'contact.html'
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form_class = ContactForm
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success_url = '/thanks/'
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@ -119,15 +119,15 @@ here; we don't have to write any logic ourselves:
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from django.views.generic.edit import CreateView, DeleteView, UpdateView
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from myapp.models import Author
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class AuthorCreate(CreateView):
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class AuthorCreateView(CreateView):
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model = Author
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fields = ['name']
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class AuthorUpdate(UpdateView):
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class AuthorUpdateView(UpdateView):
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model = Author
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fields = ['name']
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class AuthorDelete(DeleteView):
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class AuthorDeleteView(DeleteView):
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model = Author
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success_url = reverse_lazy('author-list')
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@ -150,13 +150,13 @@ Finally, we hook these new views into the URLconf:
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:caption: urls.py
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from django.urls import path
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from myapp.views import AuthorCreate, AuthorDelete, AuthorUpdate
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from myapp.views import AuthorCreateView, AuthorDeleteView, AuthorUpdateView
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urlpatterns = [
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# ...
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path('author/add/', AuthorCreate.as_view(), name='author-add'),
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path('author/<int:pk>/', AuthorUpdate.as_view(), name='author-update'),
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path('author/<int:pk>/delete/', AuthorDelete.as_view(), name='author-delete'),
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path('author/add/', AuthorCreateView.as_view(), name='author-add'),
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path('author/<int:pk>/', AuthorUpdateView.as_view(), name='author-update'),
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path('author/<int:pk>/delete/', AuthorDeleteView.as_view(), name='author-delete'),
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]
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.. note::
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@ -210,7 +210,7 @@ to edit, and override
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from django.views.generic.edit import CreateView
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from myapp.models import Author
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class AuthorCreate(LoginRequiredMixin, CreateView):
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class AuthorCreateView(LoginRequiredMixin, CreateView):
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model = Author
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fields = ['name']
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@ -259,6 +259,6 @@ works with an API-based workflow as well as 'normal' form POSTs::
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}
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return JsonResponse(data)
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class AuthorCreate(JsonableResponseMixin, CreateView):
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class AuthorCreateView(JsonableResponseMixin, CreateView):
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model = Author
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fields = ['name']
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@ -229,7 +229,7 @@ We'll demonstrate this with the ``Author`` model we used in the
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from django.views.generic.detail import SingleObjectMixin
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from books.models import Author
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class RecordInterest(SingleObjectMixin, View):
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class RecordInterestView(SingleObjectMixin, View):
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"""Records the current user's interest in an author."""
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model = Author
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@ -256,11 +256,11 @@ We can hook this into our URLs easily enough:
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:caption: urls.py
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from django.urls import path
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from books.views import RecordInterest
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from books.views import RecordInterestView
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urlpatterns = [
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#...
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path('author/<int:pk>/interest/', RecordInterest.as_view(), name='author-interest'),
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path('author/<int:pk>/interest/', RecordInterestView.as_view(), name='author-interest'),
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]
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Note the ``pk`` named group, which
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@ -307,13 +307,13 @@ object. In order to do this, we need to have two different querysets:
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will add in the suitable ``page_obj`` and ``paginator`` for us
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providing we remember to call ``super()``.
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Now we can write a new ``PublisherDetail``::
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Now we can write a new ``PublisherDetailView``::
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from django.views.generic import ListView
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from django.views.generic.detail import SingleObjectMixin
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from books.models import Publisher
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class PublisherDetail(SingleObjectMixin, ListView):
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class PublisherDetailView(SingleObjectMixin, ListView):
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paginate_by = 2
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template_name = "books/publisher_detail.html"
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@ -434,7 +434,7 @@ code so that on ``POST`` the form gets called appropriately.
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both of the views implement ``get()``, and things would get much more
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confusing.
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Our new ``AuthorDetail`` looks like this::
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Our new ``AuthorDetailView`` looks like this::
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# CAUTION: you almost certainly do not want to do this.
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# It is provided as part of a discussion of problems you can
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@ -451,7 +451,7 @@ Our new ``AuthorDetail`` looks like this::
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class AuthorInterestForm(forms.Form):
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message = forms.CharField()
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class AuthorDetail(FormMixin, DetailView):
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class AuthorDetailView(FormMixin, DetailView):
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model = Author
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form_class = AuthorInterestForm
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@ -504,8 +504,8 @@ clear division here: ``GET`` requests should get the
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data), and ``POST`` requests should get the :class:`FormView`. Let's
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set up those views first.
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The ``AuthorDisplay`` view is almost the same as :ref:`when we
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first introduced AuthorDetail<generic-views-extra-work>`; we have to
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The ``AuthorDetailView`` view is almost the same as :ref:`when we
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first introduced AuthorDetailView<generic-views-extra-work>`; we have to
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write our own ``get_context_data()`` to make the
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``AuthorInterestForm`` available to the template. We'll skip the
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``get_object()`` override from before for clarity::
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class AuthorInterestForm(forms.Form):
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message = forms.CharField()
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class AuthorDisplay(DetailView):
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class AuthorDetailView(DetailView):
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model = Author
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def get_context_data(self, **kwargs):
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context['form'] = AuthorInterestForm()
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return context
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Then the ``AuthorInterest`` is a :class:`FormView`, but we have to bring in
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Then the ``AuthorInterestForm`` is a :class:`FormView`, but we have to bring in
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:class:`~django.views.generic.detail.SingleObjectMixin` so we can find the
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author we're talking about, and we have to remember to set ``template_name`` to
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ensure that form errors will render the same template as ``AuthorDisplay`` is
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using on ``GET``::
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ensure that form errors will render the same template as ``AuthorDetailView``
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is using on ``GET``::
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from django.http import HttpResponseForbidden
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from django.urls import reverse
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from django.views.generic import FormView
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from django.views.generic.detail import SingleObjectMixin
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class AuthorInterest(SingleObjectMixin, FormView):
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class AuthorInterestFormView(SingleObjectMixin, FormView):
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template_name = 'books/author_detail.html'
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form_class = AuthorInterestForm
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model = Author
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@ -550,26 +550,26 @@ using on ``GET``::
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def get_success_url(self):
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return reverse('author-detail', kwargs={'pk': self.object.pk})
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Finally we bring this together in a new ``AuthorDetail`` view. We
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Finally we bring this together in a new ``AuthorView`` view. We
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already know that calling :meth:`~django.views.generic.base.View.as_view()` on
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a class-based view gives us something that behaves exactly like a function
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based view, so we can do that at the point we choose between the two subviews.
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You can pass through keyword arguments to
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:meth:`~django.views.generic.base.View.as_view()` in the same way you
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would in your URLconf, such as if you wanted the ``AuthorInterest`` behavior
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to also appear at another URL but using a different template::
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would in your URLconf, such as if you wanted the ``AuthorInterestFormView``
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behavior to also appear at another URL but using a different template::
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from django.views import View
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class AuthorDetail(View):
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class AuthorView(View):
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def get(self, request, *args, **kwargs):
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view = AuthorDisplay.as_view()
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view = AuthorDetailView.as_view()
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return view(request, *args, **kwargs)
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def post(self, request, *args, **kwargs):
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view = AuthorInterest.as_view()
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view = AuthorInterestFormView.as_view()
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return view(request, *args, **kwargs)
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This approach can also be used with any other generic class-based
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@ -150,7 +150,7 @@ uploads:
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from django.views.generic.edit import FormView
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from .forms import FileFieldForm
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class FileFieldView(FormView):
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class FileFieldFormView(FormView):
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form_class = FileFieldForm
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template_name = 'upload.html' # Replace with your template.
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success_url = '...' # Replace with your URL or reverse().
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@ -90,7 +90,7 @@ your view class, for example::
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from myapp.models import Contact
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class ContactList(ListView):
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class ContactListView(ListView):
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paginate_by = 2
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model = Contact
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