mirror of https://github.com/django/django.git
353 lines
8.4 KiB
Python
353 lines
8.4 KiB
Python
from django.contrib.auth.decorators import login_required
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from django.core.paginator import Paginator
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from django.urls import reverse, reverse_lazy
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from django.utils.decorators import method_decorator
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from django.views import generic
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from .forms import AuthorForm, ConfirmDeleteForm, ContactForm
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from .models import Artist, Author, Book, BookSigning, Page
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class CustomTemplateView(generic.TemplateView):
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template_name = "generic_views/about.html"
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def get_context_data(self, **kwargs):
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context = super().get_context_data(**kwargs)
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context.update({"key": "value"})
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return context
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class ObjectDetail(generic.DetailView):
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template_name = "generic_views/detail.html"
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def get_object(self):
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return {"foo": "bar"}
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class ArtistDetail(generic.DetailView):
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queryset = Artist.objects.all()
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class AuthorDetail(generic.DetailView):
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queryset = Author.objects.all()
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class AuthorCustomDetail(generic.DetailView):
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template_name = "generic_views/author_detail.html"
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queryset = Author.objects.all()
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def get(self, request, *args, **kwargs):
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# Ensures get_context_object_name() doesn't reference self.object.
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author = self.get_object()
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context = {"custom_" + self.get_context_object_name(author): author}
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return self.render_to_response(context)
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class PageDetail(generic.DetailView):
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queryset = Page.objects.all()
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template_name_field = "template"
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class DictList(generic.ListView):
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"""A ListView that doesn't use a model."""
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queryset = [{"first": "John", "last": "Lennon"}, {"first": "Yoko", "last": "Ono"}]
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template_name = "generic_views/list.html"
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class ArtistList(generic.ListView):
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template_name = "generic_views/list.html"
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queryset = Artist.objects.all()
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class AuthorList(generic.ListView):
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queryset = Author.objects.all()
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class AuthorListGetQuerysetReturnsNone(AuthorList):
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def get_queryset(self):
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return None
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class BookList(generic.ListView):
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model = Book
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class CustomPaginator(Paginator):
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def __init__(self, queryset, page_size, orphans=0, allow_empty_first_page=True):
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super().__init__(
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queryset,
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page_size,
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orphans=2,
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allow_empty_first_page=allow_empty_first_page,
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)
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class AuthorListCustomPaginator(AuthorList):
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paginate_by = 5
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def get_paginator(
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self, queryset, page_size, orphans=0, allow_empty_first_page=True
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):
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return super().get_paginator(
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queryset,
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page_size,
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orphans=2,
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allow_empty_first_page=allow_empty_first_page,
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)
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class ContactView(generic.FormView):
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form_class = ContactForm
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success_url = reverse_lazy("authors_list")
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template_name = "generic_views/form.html"
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class ArtistCreate(generic.CreateView):
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model = Artist
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fields = "__all__"
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class NaiveAuthorCreate(generic.CreateView):
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queryset = Author.objects.all()
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fields = "__all__"
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class TemplateResponseWithoutTemplate(
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generic.detail.SingleObjectTemplateResponseMixin, generic.View
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):
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# we don't define the usual template_name here
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def __init__(self):
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# Dummy object, but attr is required by get_template_name()
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self.object = None
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class AuthorCreate(generic.CreateView):
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model = Author
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success_url = "/list/authors/"
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fields = "__all__"
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class SpecializedAuthorCreate(generic.CreateView):
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model = Author
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form_class = AuthorForm
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template_name = "generic_views/form.html"
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context_object_name = "thingy"
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def get_success_url(self):
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return reverse("author_detail", args=[self.object.id])
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class AuthorCreateRestricted(AuthorCreate):
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post = method_decorator(login_required)(AuthorCreate.post)
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class ArtistUpdate(generic.UpdateView):
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model = Artist
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fields = "__all__"
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class NaiveAuthorUpdate(generic.UpdateView):
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queryset = Author.objects.all()
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fields = "__all__"
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class AuthorUpdate(generic.UpdateView):
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get_form_called_count = 0 # Used to ensure get_form() is called once.
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model = Author
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success_url = "/list/authors/"
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fields = "__all__"
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def get_form(self, *args, **kwargs):
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self.get_form_called_count += 1
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return super().get_form(*args, **kwargs)
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class OneAuthorUpdate(generic.UpdateView):
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success_url = "/list/authors/"
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fields = "__all__"
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def get_object(self):
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return Author.objects.get(pk=1)
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class SpecializedAuthorUpdate(generic.UpdateView):
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model = Author
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form_class = AuthorForm
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template_name = "generic_views/form.html"
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context_object_name = "thingy"
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def get_success_url(self):
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return reverse("author_detail", args=[self.object.id])
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class NaiveAuthorDelete(generic.DeleteView):
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queryset = Author.objects.all()
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class AuthorDelete(generic.DeleteView):
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model = Author
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success_url = "/list/authors/"
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class AuthorDeleteFormView(generic.DeleteView):
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model = Author
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form_class = ConfirmDeleteForm
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def get_success_url(self):
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return reverse("authors_list")
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class SpecializedAuthorDelete(generic.DeleteView):
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queryset = Author.objects.all()
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template_name = "generic_views/confirm_delete.html"
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context_object_name = "thingy"
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success_url = reverse_lazy("authors_list")
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class BookConfig:
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queryset = Book.objects.all()
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date_field = "pubdate"
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class BookArchive(BookConfig, generic.ArchiveIndexView):
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pass
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class BookYearArchive(BookConfig, generic.YearArchiveView):
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pass
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class BookMonthArchive(BookConfig, generic.MonthArchiveView):
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pass
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class BookWeekArchive(BookConfig, generic.WeekArchiveView):
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pass
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class BookDayArchive(BookConfig, generic.DayArchiveView):
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pass
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class BookTodayArchive(BookConfig, generic.TodayArchiveView):
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pass
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class BookDetail(BookConfig, generic.DateDetailView):
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pass
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class AuthorGetQuerySetFormView(generic.edit.ModelFormMixin):
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fields = "__all__"
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def get_queryset(self):
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return Author.objects.all()
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class BookDetailGetObjectCustomQueryset(BookDetail):
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def get_object(self, queryset=None):
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return super().get_object(queryset=Book.objects.filter(pk=self.kwargs["pk"]))
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class CustomMultipleObjectMixinView(generic.list.MultipleObjectMixin, generic.View):
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queryset = [
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{"name": "John"},
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{"name": "Yoko"},
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]
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def get(self, request):
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self.object_list = self.get_queryset()
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class CustomContextView(generic.detail.SingleObjectMixin, generic.View):
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model = Book
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object = Book(name="dummy")
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def get_object(self):
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return Book(name="dummy")
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def get_context_data(self, **kwargs):
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context = {"custom_key": "custom_value"}
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context.update(kwargs)
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return super().get_context_data(**context)
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def get_context_object_name(self, obj):
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return "test_name"
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class CustomSingleObjectView(generic.detail.SingleObjectMixin, generic.View):
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model = Book
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object = Book(name="dummy")
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class BookSigningConfig:
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model = BookSigning
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date_field = "event_date"
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# use the same templates as for books
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def get_template_names(self):
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return ["generic_views/book%s.html" % self.template_name_suffix]
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class BookSigningArchive(BookSigningConfig, generic.ArchiveIndexView):
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pass
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class BookSigningYearArchive(BookSigningConfig, generic.YearArchiveView):
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pass
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class BookSigningMonthArchive(BookSigningConfig, generic.MonthArchiveView):
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pass
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class BookSigningWeekArchive(BookSigningConfig, generic.WeekArchiveView):
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pass
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class BookSigningDayArchive(BookSigningConfig, generic.DayArchiveView):
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pass
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class BookSigningTodayArchive(BookSigningConfig, generic.TodayArchiveView):
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pass
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class BookArchiveWithoutDateField(generic.ArchiveIndexView):
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queryset = Book.objects.all()
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class BookSigningDetail(BookSigningConfig, generic.DateDetailView):
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context_object_name = "book"
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class NonModel:
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id = "non_model_1"
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_meta = None
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class NonModelDetail(generic.DetailView):
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template_name = "generic_views/detail.html"
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model = NonModel
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def get_object(self, queryset=None):
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return NonModel()
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class ObjectDoesNotExistDetail(generic.DetailView):
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def get_queryset(self):
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return Book.does_not_exist.all()
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class LateValidationView(generic.FormView):
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form_class = ContactForm
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success_url = reverse_lazy("authors_list")
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template_name = "generic_views/form.html"
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def form_valid(self, form):
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form.add_error(None, "There is an error")
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return self.form_invalid(form)
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