[1.5.x] Fixed #19076 -- Added content_type attribute to TemplateView.

Thanks Gavin Wahl.

Backport of 23e319d.

django/views/generic/base.py

@@ -113,6 +113,7 @@ class TemplateResponseMixin(object):
     """
     template_name = None
     response_class = TemplateResponse
+    content_type = None
 
     def render_to_response(self, context, **response_kwargs):
         """
@@ -122,6 +123,7 @@ class TemplateResponseMixin(object):
         If any keyword arguments are provided, they will be
         passed to the constructor of the response class.
         """
+        response_kwargs.setdefault('content_type', self.content_type)
         return self.response_class(
             request = self.request,
             template = self.get_template_names(),

docs/ref/class-based-views/flattened-index.txt

@@ -32,6 +32,7 @@ TemplateView
 
 **Attributes** (with optional accessor):
 
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.base.TemplateResponseMixin.response_class`
 * :attr:`~django.views.generic.base.TemplateResponseMixin.template_name` [:meth:`~django.views.generic.base.TemplateResponseMixin.get_template_names`]
@@ -79,6 +80,7 @@ DetailView
 
 **Attributes** (with optional accessor):
 
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.detail.SingleObjectMixin.context_object_name` [:meth:`~django.views.generic.detail.SingleObjectMixin.get_context_object_name`]
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.detail.SingleObjectMixin.model`
@@ -112,6 +114,7 @@ ListView
 **Attributes** (with optional accessor):
 
 * :attr:`~django.views.generic.list.MultipleObjectMixin.allow_empty` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_allow_empty`]
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.context_object_name` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_context_object_name`]
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.model`
@@ -143,6 +146,7 @@ FormView
 
 **Attributes** (with optional accessor):
 
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.edit.FormMixin.form_class` [:meth:`~django.views.generic.edit.FormMixin.get_form_class`]
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.edit.FormMixin.initial` [:meth:`~django.views.generic.edit.FormMixin.get_initial`]
@@ -172,6 +176,7 @@ CreateView
 
 **Attributes** (with optional accessor):
 
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.detail.SingleObjectMixin.context_object_name` [:meth:`~django.views.generic.detail.SingleObjectMixin.get_context_object_name`]
 * :attr:`~django.views.generic.edit.FormMixin.form_class` [:meth:`~django.views.generic.edit.FormMixin.get_form_class`]
 * :attr:`~django.views.generic.base.View.http_method_names`
@@ -210,6 +215,7 @@ UpdateView
 
 **Attributes** (with optional accessor):
 
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.detail.SingleObjectMixin.context_object_name` [:meth:`~django.views.generic.detail.SingleObjectMixin.get_context_object_name`]
 * :attr:`~django.views.generic.edit.FormMixin.form_class` [:meth:`~django.views.generic.edit.FormMixin.get_form_class`]
 * :attr:`~django.views.generic.base.View.http_method_names`
@@ -248,6 +254,7 @@ DeleteView
 
 **Attributes** (with optional accessor):
 
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.detail.SingleObjectMixin.context_object_name` [:meth:`~django.views.generic.detail.SingleObjectMixin.get_context_object_name`]
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.detail.SingleObjectMixin.model`
@@ -285,6 +292,7 @@ ArchiveIndexView
 
 * :attr:`~django.views.generic.list.MultipleObjectMixin.allow_empty` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_allow_empty`]
 * :attr:`~django.views.generic.dates.DateMixin.allow_future` [:meth:`~django.views.generic.dates.DateMixin.get_allow_future`]
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.context_object_name` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_context_object_name`]
 * :attr:`~django.views.generic.dates.DateMixin.date_field` [:meth:`~django.views.generic.dates.DateMixin.get_date_field`]
 * :attr:`~django.views.generic.base.View.http_method_names`
@@ -319,6 +327,7 @@ YearArchiveView
 
 * :attr:`~django.views.generic.list.MultipleObjectMixin.allow_empty` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_allow_empty`]
 * :attr:`~django.views.generic.dates.DateMixin.allow_future` [:meth:`~django.views.generic.dates.DateMixin.get_allow_future`]
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.context_object_name` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_context_object_name`]
 * :attr:`~django.views.generic.dates.DateMixin.date_field` [:meth:`~django.views.generic.dates.DateMixin.get_date_field`]
 * :attr:`~django.views.generic.base.View.http_method_names`
@@ -356,6 +365,7 @@ MonthArchiveView
 
 * :attr:`~django.views.generic.list.MultipleObjectMixin.allow_empty` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_allow_empty`]
 * :attr:`~django.views.generic.dates.DateMixin.allow_future` [:meth:`~django.views.generic.dates.DateMixin.get_allow_future`]
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.context_object_name` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_context_object_name`]
 * :attr:`~django.views.generic.dates.DateMixin.date_field` [:meth:`~django.views.generic.dates.DateMixin.get_date_field`]
 * :attr:`~django.views.generic.base.View.http_method_names`
@@ -396,6 +406,7 @@ WeekArchiveView
 
 * :attr:`~django.views.generic.list.MultipleObjectMixin.allow_empty` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_allow_empty`]
 * :attr:`~django.views.generic.dates.DateMixin.allow_future` [:meth:`~django.views.generic.dates.DateMixin.get_allow_future`]
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.context_object_name` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_context_object_name`]
 * :attr:`~django.views.generic.dates.DateMixin.date_field` [:meth:`~django.views.generic.dates.DateMixin.get_date_field`]
 * :attr:`~django.views.generic.base.View.http_method_names`
@@ -434,6 +445,7 @@ DayArchiveView
 
 * :attr:`~django.views.generic.list.MultipleObjectMixin.allow_empty` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_allow_empty`]
 * :attr:`~django.views.generic.dates.DateMixin.allow_future` [:meth:`~django.views.generic.dates.DateMixin.get_allow_future`]
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.context_object_name` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_context_object_name`]
 * :attr:`~django.views.generic.dates.DateMixin.date_field` [:meth:`~django.views.generic.dates.DateMixin.get_date_field`]
 * :attr:`~django.views.generic.dates.DayMixin.day` [:meth:`~django.views.generic.dates.DayMixin.get_day`]
@@ -478,6 +490,7 @@ TodayArchiveView
 
 * :attr:`~django.views.generic.list.MultipleObjectMixin.allow_empty` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_allow_empty`]
 * :attr:`~django.views.generic.dates.DateMixin.allow_future` [:meth:`~django.views.generic.dates.DateMixin.get_allow_future`]
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.context_object_name` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_context_object_name`]
 * :attr:`~django.views.generic.dates.DateMixin.date_field` [:meth:`~django.views.generic.dates.DateMixin.get_date_field`]
 * :attr:`~django.views.generic.dates.DayMixin.day` [:meth:`~django.views.generic.dates.DayMixin.get_day`]
@@ -521,6 +534,7 @@ DateDetailView
 **Attributes** (with optional accessor):
 
 * :attr:`~django.views.generic.dates.DateMixin.allow_future` [:meth:`~django.views.generic.dates.DateMixin.get_allow_future`]
+* :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
 * :attr:`~django.views.generic.detail.SingleObjectMixin.context_object_name` [:meth:`~django.views.generic.detail.SingleObjectMixin.get_context_object_name`]
 * :attr:`~django.views.generic.dates.DateMixin.date_field` [:meth:`~django.views.generic.dates.DateMixin.get_date_field`]
 * :attr:`~django.views.generic.dates.DayMixin.day` [:meth:`~django.views.generic.dates.DayMixin.get_day`]

docs/ref/class-based-views/mixins-simple.txt

@@ -64,6 +64,15 @@ TemplateResponseMixin
         instantiation, create a ``TemplateResponse`` subclass and assign it to
         ``response_class``.
 
+    .. attribute:: content_type
+
+        .. versionadded:: 1.5
+            The ``content_type`` attribute was added.
+
+        The content type to use for the response. ``content_type`` is passed
+        as a keyword argument to ``response_class``. Default is ``None`` --
+        meaning that Django uses :setting:`DEFAULT_CONTENT_TYPE`.
+
     **Methods**
 
     .. method:: render_to_response(context, **response_kwargs)

tests/regressiontests/generic_views/base.py

@@ -312,6 +312,11 @@ class TemplateViewTest(TestCase):
 
         self.assertNotEqual(response.content, response2.content)
 
+    def test_content_type(self):
+        response = self.client.get('/template/content_type/')
+        self.assertEqual(response['Content-Type'], 'text/plain')
+
+
 class RedirectViewTest(unittest.TestCase):
     rf = RequestFactory()
 

tests/regressiontests/generic_views/urls.py

@@ -20,6 +20,8 @@ urlpatterns = patterns('',
         TemplateView.as_view(template_name='generic_views/about.html')),
     (r'^template/custom/(?P<foo>\w+)/$',
         views.CustomTemplateView.as_view(template_name='generic_views/about.html')),
+    (r'^template/content_type/$',
+        TemplateView.as_view(template_name='generic_views/robots.txt', content_type='text/plain')),
 
     (r'^template/cached/(?P<foo>\w+)/$',
         cache_page(2.0)(TemplateView.as_view(template_name='generic_views/about.html'))),