Fixed #28331 -- Added ContextMixin.extra_context to allowing passing context in as_view().

3 files changed, 30 insertions, 0 deletions

diff --git a/docs/ref/class-based-views/base.txt b/docs/ref/class-based-views/base.txt
index 2928880ec6..6230f1181e 100644
--- a/docs/ref/class-based-views/base.txt
+++ b/docs/ref/class-based-views/base.txt
@@ -156,6 +156,9 @@ MRO is an acronym for Method Resolution Order.
 
     * Populated (through :class:`~django.views.generic.base.ContextMixin`) with
       the keyword arguments captured from the URL pattern that served the view.
+    * You can also add context using the
+      :attr:`~django.views.generic.base.ContextMixin.extra_context` keyword
+      argument for :meth:`~django.views.generic.base.View.as_view`.
 
 ``RedirectView``
 ================
diff --git a/docs/ref/class-based-views/flattened-index.txt b/docs/ref/class-based-views/flattened-index.txt
index 25ac146500..148e95a6af 100644
--- a/docs/ref/class-based-views/flattened-index.txt
+++ b/docs/ref/class-based-views/flattened-index.txt
@@ -40,6 +40,7 @@ Simple generic views
 **Attributes** (with optional accessor):
 
 * :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
+* :attr:`~django.views.generic.base.ContextMixin.extra_context`
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.base.TemplateResponseMixin.response_class` [:meth:`~django.views.generic.base.TemplateResponseMixin.render_to_response`]
 * :attr:`~django.views.generic.base.TemplateResponseMixin.template_engine`
@@ -92,6 +93,7 @@ Detail Views
 
 * :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.ContextMixin.extra_context`
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.detail.SingleObjectMixin.model`
 * :attr:`~django.views.generic.detail.SingleObjectMixin.pk_url_kwarg`
@@ -128,6 +130,7 @@ List Views
 * :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.ContextMixin.extra_context`
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.model`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.ordering` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_ordering`]
@@ -163,6 +166,7 @@ Editing views
 **Attributes** (with optional accessor):
 
 * :attr:`~django.views.generic.base.TemplateResponseMixin.content_type`
+* :attr:`~django.views.generic.base.ContextMixin.extra_context`
 * :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`]
@@ -195,6 +199,7 @@ Editing views
 
 * :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.ContextMixin.extra_context`
 * :attr:`~django.views.generic.edit.ModelFormMixin.fields`
 * :attr:`~django.views.generic.edit.FormMixin.form_class` [:meth:`~django.views.generic.edit.ModelFormMixin.get_form_class`]
 * :attr:`~django.views.generic.base.View.http_method_names`
@@ -238,6 +243,7 @@ Editing views
 
 * :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.ContextMixin.extra_context`
 * :attr:`~django.views.generic.edit.ModelFormMixin.fields`
 * :attr:`~django.views.generic.edit.FormMixin.form_class` [:meth:`~django.views.generic.edit.ModelFormMixin.get_form_class`]
 * :attr:`~django.views.generic.base.View.http_method_names`
@@ -281,6 +287,7 @@ Editing views
 
 * :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.ContextMixin.extra_context`
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.detail.SingleObjectMixin.model`
 * :attr:`~django.views.generic.detail.SingleObjectMixin.pk_url_kwarg`
@@ -322,6 +329,7 @@ Date-based views
 * :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.ContextMixin.extra_context`
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.model`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.ordering` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_ordering`]
@@ -361,6 +369,7 @@ Date-based views
 * :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.ContextMixin.extra_context`
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.dates.YearArchiveView.make_object_list` [:meth:`~django.views.generic.dates.YearArchiveView.get_make_object_list`]
 * :attr:`~django.views.generic.list.MultipleObjectMixin.model`
@@ -403,6 +412,7 @@ Date-based views
 * :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.ContextMixin.extra_context`
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.model`
 * :attr:`~django.views.generic.dates.MonthMixin.month` [:meth:`~django.views.generic.dates.MonthMixin.get_month`]
@@ -448,6 +458,7 @@ Date-based views
 * :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.ContextMixin.extra_context`
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.model`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.ordering` [:meth:`~django.views.generic.list.MultipleObjectMixin.get_ordering`]
@@ -493,6 +504,7 @@ Date-based views
 * :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`]
 * :attr:`~django.views.generic.dates.DayMixin.day_format` [:meth:`~django.views.generic.dates.DayMixin.get_day_format`]
+* :attr:`~django.views.generic.base.ContextMixin.extra_context`
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.model`
 * :attr:`~django.views.generic.dates.MonthMixin.month` [:meth:`~django.views.generic.dates.MonthMixin.get_month`]
@@ -542,6 +554,7 @@ Date-based views
 * :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`]
 * :attr:`~django.views.generic.dates.DayMixin.day_format` [:meth:`~django.views.generic.dates.DayMixin.get_day_format`]
+* :attr:`~django.views.generic.base.ContextMixin.extra_context`
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.list.MultipleObjectMixin.model`
 * :attr:`~django.views.generic.dates.MonthMixin.month` [:meth:`~django.views.generic.dates.MonthMixin.get_month`]
@@ -590,6 +603,7 @@ Date-based views
 * :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`]
 * :attr:`~django.views.generic.dates.DayMixin.day_format` [:meth:`~django.views.generic.dates.DayMixin.get_day_format`]
+* :attr:`~django.views.generic.base.ContextMixin.extra_context`
 * :attr:`~django.views.generic.base.View.http_method_names`
 * :attr:`~django.views.generic.detail.SingleObjectMixin.model`
 * :attr:`~django.views.generic.dates.MonthMixin.month` [:meth:`~django.views.generic.dates.MonthMixin.get_month`]
diff --git a/docs/ref/class-based-views/mixins-simple.txt b/docs/ref/class-based-views/mixins-simple.txt
index a2601a1b08..012d509716 100644
--- a/docs/ref/class-based-views/mixins-simple.txt
+++ b/docs/ref/class-based-views/mixins-simple.txt
@@ -7,6 +7,19 @@ Simple mixins
 
 .. class:: django.views.generic.base.ContextMixin
 
+    **Attributes**
+
+    .. attribute:: extra_context
+
+        .. versionadded:: 2.0
+
+        A dictionary to include in the context. This is a convenient way of
+        specifying some simple context in
+        :meth:`~django.views.generic.base.View.as_view`. Example usage::
+
+            from django.views.generic import TemplateView
+            TemplateView.as_view(extra_context={'title': 'Custom Title'})
+
     **Methods**
 
     .. method:: get_context_data(**kwargs)