Deprecated current_app in TemplateResponse and render(_to_response).

This commit is contained in:
Aymeric Augustin 2014-12-14 17:48:51 +01:00
parent e53495ba33
commit cf1f36bb6e
18 changed files with 197 additions and 56 deletions

View File

@ -76,11 +76,13 @@ def delete_selected(modeladmin, request, queryset):
action_checkbox_name=helpers.ACTION_CHECKBOX_NAME,
)
request.current_app = modeladmin.admin_site.name
# Display the confirmation page
return TemplateResponse(request, modeladmin.delete_selected_confirmation_template or [
"admin/%s/%s/delete_selected_confirmation.html" % (app_label, opts.model_name),
"admin/%s/delete_selected_confirmation.html" % app_label,
"admin/delete_selected_confirmation.html"
], context, current_app=modeladmin.admin_site.name)
], context)
delete_selected.short_description = ugettext_lazy("Delete selected %(verbose_name_plural)s")

View File

@ -1120,11 +1120,13 @@ class ModelAdmin(BaseModelAdmin):
else:
form_template = self.change_form_template
request.current_app = self.admin_site.name
return TemplateResponse(request, form_template or [
"admin/%s/%s/change_form.html" % (app_label, opts.model_name),
"admin/%s/change_form.html" % app_label,
"admin/change_form.html"
], context, current_app=self.admin_site.name)
], context)
def response_add(self, request, obj, post_url_continue=None):
"""
@ -1349,12 +1351,14 @@ class ModelAdmin(BaseModelAdmin):
opts = self.model._meta
app_label = opts.app_label
request.current_app = self.admin_site.name
return TemplateResponse(request,
self.delete_confirmation_template or [
"admin/{}/{}/delete_confirmation.html".format(app_label, opts.model_name),
"admin/{}/delete_confirmation.html".format(app_label),
"admin/delete_confirmation.html"
], context, current_app=self.admin_site.name)
], context)
def get_inline_formsets(self, request, formsets, inline_instances,
obj=None):
@ -1632,11 +1636,13 @@ class ModelAdmin(BaseModelAdmin):
)
context.update(extra_context or {})
request.current_app = self.admin_site.name
return TemplateResponse(request, self.change_list_template or [
'admin/%s/%s/change_list.html' % (app_label, opts.model_name),
'admin/%s/change_list.html' % app_label,
'admin/change_list.html'
], context, current_app=self.admin_site.name)
], context)
@csrf_protect_m
@transaction.atomic
@ -1723,11 +1729,14 @@ class ModelAdmin(BaseModelAdmin):
preserved_filters=self.get_preserved_filters(request),
)
context.update(extra_context or {})
request.current_app = self.admin_site.name
return TemplateResponse(request, self.object_history_template or [
"admin/%s/%s/object_history.html" % (app_label, opts.model_name),
"admin/%s/object_history.html" % app_label,
"admin/object_history.html"
], context, current_app=self.admin_site.name)
], context)
def _create_formsets(self, request, obj, change):
"Helper function to generate formsets for add/change_view."

View File

@ -436,9 +436,11 @@ class AdminSite(object):
app_list=app_list,
)
context.update(extra_context or {})
request.current_app = self.name
return TemplateResponse(request, self.index_template or
'admin/index.html', context,
current_app=self.name)
'admin/index.html', context)
def app_index(self, request, app_label, extra_context=None):
app_name = apps.get_app_config(app_label).verbose_name
@ -494,10 +496,12 @@ class AdminSite(object):
)
context.update(extra_context or {})
request.current_app = self.name
return TemplateResponse(request, self.app_index_template or [
'admin/%s/app_index.html' % app_label,
'admin/app_index.html'
], context, current_app=self.name)
], context)
# This global object represents the default admin site, for the common case.
# You can instantiate AdminSite in your own code to create a custom admin site.

View File

@ -158,10 +158,13 @@ class UserAdmin(admin.ModelAdmin):
'show_save': True,
}
context.update(admin.site.each_context())
request.current_app = self.admin_site.name
return TemplateResponse(request,
self.change_user_password_template or
'admin/auth/user/change_password.html',
context, current_app=self.admin_site.name)
context)
def response_add(self, request, obj, post_url_continue=None):
"""

View File

@ -60,8 +60,11 @@ def login(request, template_name='registration/login.html',
}
if extra_context is not None:
context.update(extra_context)
return TemplateResponse(request, template_name, context,
current_app=current_app)
if current_app is not None:
request.current_app = current_app
return TemplateResponse(request, template_name, context)
def logout(request, next_page=None,
@ -96,8 +99,11 @@ def logout(request, next_page=None,
}
if extra_context is not None:
context.update(extra_context)
return TemplateResponse(request, template_name, context,
current_app=current_app)
if current_app is not None:
request.current_app = current_app
return TemplateResponse(request, template_name, context)
def logout_then_login(request, login_url=None, current_app=None, extra_context=None):
@ -179,8 +185,11 @@ def password_reset(request, is_admin_site=False,
}
if extra_context is not None:
context.update(extra_context)
return TemplateResponse(request, template_name, context,
current_app=current_app)
if current_app is not None:
request.current_app = current_app
return TemplateResponse(request, template_name, context)
def password_reset_done(request,
@ -191,8 +200,11 @@ def password_reset_done(request,
}
if extra_context is not None:
context.update(extra_context)
return TemplateResponse(request, template_name, context,
current_app=current_app)
if current_app is not None:
request.current_app = current_app
return TemplateResponse(request, template_name, context)
# Doesn't need csrf_protect since no-one can guess the URL
@ -241,8 +253,11 @@ def password_reset_confirm(request, uidb64=None, token=None,
}
if extra_context is not None:
context.update(extra_context)
return TemplateResponse(request, template_name, context,
current_app=current_app)
if current_app is not None:
request.current_app = current_app
return TemplateResponse(request, template_name, context)
def password_reset_complete(request,
@ -254,8 +269,11 @@ def password_reset_complete(request,
}
if extra_context is not None:
context.update(extra_context)
return TemplateResponse(request, template_name, context,
current_app=current_app)
if current_app is not None:
request.current_app = current_app
return TemplateResponse(request, template_name, context)
@sensitive_post_parameters()
@ -288,8 +306,11 @@ def password_change(request,
}
if extra_context is not None:
context.update(extra_context)
return TemplateResponse(request, template_name, context,
current_app=current_app)
if current_app is not None:
request.current_app = current_app
return TemplateResponse(request, template_name, context)
@login_required
@ -301,5 +322,8 @@ def password_change_done(request,
}
if extra_context is not None:
context.update(extra_context)
return TemplateResponse(request, template_name, context,
current_app=current_app)
if current_app is not None:
request.current_app = current_app
return TemplateResponse(request, template_name, context)

View File

@ -3,6 +3,9 @@ This module collects helper functions and classes that "span" multiple levels
of MVC. In other words, these functions/classes introduce controlled coupling
for convenience's sake.
"""
import warnings
from django.template import loader, RequestContext
from django.template.context import _current_app_undefined
from django.template.engine import (
@ -14,6 +17,7 @@ from django.db.models.manager import Manager
from django.db.models.query import QuerySet
from django.core import urlresolvers
from django.utils import six
from django.utils.deprecation import RemovedInDjango20Warning
def render_to_response(template_name, context=None,
@ -61,7 +65,16 @@ def render(request, template_name, context=None,
raise ValueError('If you provide a context_instance you must '
'set its current_app before calling render()')
else:
context_instance = RequestContext(request, current_app=current_app)
context_instance = RequestContext(request)
if current_app is not _current_app_undefined:
warnings.warn(
"The current_app argument of render is deprecated. "
"Set the current_app attribute of request instead.",
RemovedInDjango20Warning, stacklevel=2)
request.current_app = current_app
# Directly set the private attribute to avoid triggering the
# warning in RequestContext.__init__.
context_instance._current_app = current_app
content = loader.render_to_string(
template_name, context, context_instance, dirs, dictionary)

View File

@ -1,4 +1,7 @@
from copy import copy
import warnings
from django.utils.deprecation import RemovedInDjango20Warning
# Hard-coded processor for easier use of CSRF protection.
@ -122,16 +125,23 @@ class Context(BaseContext):
def __init__(self, dict_=None, autoescape=True,
current_app=_current_app_undefined,
use_l10n=None, use_tz=None, engine=None):
if current_app is _current_app_undefined:
current_app = None
if current_app is not _current_app_undefined:
warnings.warn(
"The current_app argument of Context is deprecated. Use "
"RequestContext and set the current_app attribute of its "
"request instead.", RemovedInDjango20Warning, stacklevel=2)
self.autoescape = autoescape
self.current_app = current_app
self._current_app = current_app
self.use_l10n = use_l10n
self.use_tz = use_tz
self.engine = engine
self.render_context = RenderContext()
super(Context, self).__init__(dict_)
@property
def current_app(self):
return None if self._current_app is _current_app_undefined else self._current_app
def __copy__(self):
duplicate = super(Context, self).__copy__()
duplicate.render_context = copy(self.render_context)
@ -184,9 +194,17 @@ class RequestContext(Context):
def __init__(self, request, dict_=None, processors=None,
current_app=_current_app_undefined,
use_l10n=None, use_tz=None, engine=None):
Context.__init__(self, dict_, current_app=current_app,
use_l10n=use_l10n, use_tz=use_tz, engine=engine)
self._request = request
# current_app isn't passed here to avoid triggering the deprecation
# warning in Context.__init__.
super(RequestContext, self).__init__(
dict_, use_l10n=use_l10n, use_tz=use_tz, engine=engine)
if current_app is not _current_app_undefined:
warnings.warn(
"The current_app argument of RequestContext is deprecated. "
"Set the current_app attribute of its request instead.",
RemovedInDjango20Warning, stacklevel=2)
self._current_app = current_app
self.request = request
self._processors = () if processors is None else tuple(processors)
self._processors_index = len(self.dicts)
self.update({}) # placeholder for context processors output
@ -207,7 +225,7 @@ class RequestContext(Context):
# Set context processors for this engine.
updates = {}
for processor in engine.template_context_processors + self._processors:
updates.update(processor(self._request))
updates.update(processor(self.request))
self.dicts[self._processors_index] = updates
def new(self, values=None):

View File

@ -476,13 +476,20 @@ class URLNode(Node):
view_name = self.view_name.resolve(context)
try:
current_app = context.request.current_app
except AttributeError:
# Change the fallback value to None when the deprecation path for
# Context.current_app completes in Django 2.0.
current_app = context.current_app
# Try to look up the URL twice: once given the view name, and again
# relative to what we guess is the "main" app. If they both fail,
# re-raise the NoReverseMatch unless we're using the
# {% url ... as var %} construct in which case return nothing.
url = ''
try:
url = reverse(view_name, args=args, kwargs=kwargs, current_app=context.current_app)
url = reverse(view_name, args=args, kwargs=kwargs, current_app=current_app)
except NoReverseMatch:
exc_info = sys.exc_info()
if settings.SETTINGS_MODULE:
@ -490,7 +497,7 @@ class URLNode(Node):
try:
url = reverse(project_name + '.' + view_name,
args=args, kwargs=kwargs,
current_app=context.current_app)
current_app=current_app)
except NoReverseMatch:
if self.asvar is None:
# Re-raise the original exception, not the one with

View File

@ -1,6 +1,10 @@
import warnings
from django.http import HttpResponse
from django.template import loader, Context, RequestContext
from django.template.context import _current_app_undefined
from django.utils import six
from django.utils.deprecation import RemovedInDjango20Warning
class ContentNotRenderedError(Exception):
@ -137,14 +141,19 @@ class TemplateResponse(SimpleTemplateResponse):
rendering_attrs = SimpleTemplateResponse.rendering_attrs + ['_request', '_current_app']
def __init__(self, request, template, context=None, content_type=None,
status=None, current_app=None, charset=None):
status=None, current_app=_current_app_undefined, charset=None):
# self.request gets over-written by django.test.client.Client - and
# unlike context_data and template_name the _request should not
# be considered part of the public API.
self._request = request
# As a convenience we'll allow callers to provide current_app without
# having to avoid needing to create the RequestContext directly
self._current_app = current_app
if current_app is not _current_app_undefined:
warnings.warn(
"The current_app argument of TemplateResponse is deprecated. "
"Set the current_app attribute of its request instead.",
RemovedInDjango20Warning, stacklevel=2)
request.current_app = current_app
super(TemplateResponse, self).__init__(
template, context, content_type, status, charset)
@ -154,7 +163,7 @@ class TemplateResponse(SimpleTemplateResponse):
"""
if isinstance(context, Context):
return context
context_instance = RequestContext(self._request, current_app=self._current_app)
context_instance = RequestContext(self._request)
if context:
context_instance.push(context)
return context_instance

View File

@ -90,6 +90,14 @@ details on these changes.
* The backwards compatibility alias ``django.template.loader.BaseLoader`` will
be removed.
* The ``current_app`` parameter for the following function and classes will be
removed:
* ``django.shortcuts.render()``
* ``django.template.Context()``
* ``django.template.RequestContext()``
* ``django.template.response.TemplateResponse()``
* The ``dictionary`` and ``context_instance`` parameters for the following
functions will be removed:

View File

@ -2628,11 +2628,16 @@ a pattern for your new view.
.. note::
Any view you render that uses the admin templates, or extends the base
admin template, should provide the ``current_app`` argument to
:class:`~django.template.RequestContext` or
:class:`~django.template.Context` when rendering the template. It should
be set to either ``self.name`` if your view is on an ``AdminSite`` or
``self.admin_site.name`` if your view is on a ``ModelAdmin``.
admin template, should set ``request.current_app`` before rendering the
template. It should be set to either ``self.name`` if your view is on an
``AdminSite`` or ``self.admin_site.name`` if your view is on a
``ModelAdmin``.
.. versionchanged:: 1.8
In previous versions of Django, you had to provide the ``current_app``
argument to :class:`~django.template.RequestContext` or
:class:`~django.template.Context` when rendering the template.
.. _auth_password_reset:

View File

@ -182,6 +182,11 @@ Methods
:ref:`namespaced URL resolution strategy <topics-http-reversing-url-namespaces>`
for more information.
.. deprecated:: 1.8
The ``current_app`` argument is deprecated. Instead you should set
``request.current_app``.
``charset``
The charset in which the response will be encoded. If not given it will
be extracted from ``content_type``, and if that is unsuccessful, the

View File

@ -1204,6 +1204,21 @@ to construct the "view on site" URL. This URL is now accessible using the
sure to provide a default value for the ``form_class`` argument since it's
now optional.
``current_app`` argument of template-related APIs
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
The following functions and classes will no longer accept a ``current_app``
parameter to set an URL namespace in Django 2.0:
* ``django.shortcuts.render()``
* ``django.template.Context()``
* ``django.template.RequestContext()``
* ``django.template.response.TemplateResponse()``
Set ``request.current_app`` instead, where ``request`` is the first argument
to these functions or classes. If you're using a plain ``Context``, use a
``RequestContext`` instead.
``dictionary`` and ``context_instance`` arguments of rendering functions
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

View File

@ -72,6 +72,11 @@ Optional arguments
:ref:`namespaced URL resolution strategy <topics-http-reversing-url-namespaces>`
for more information.
.. deprecated:: 1.8
The ``current_app`` argument is deprecated. Instead you should set
``request.current_app``.
.. versionchanged:: 1.7
The ``dirs`` parameter was added.

View File

@ -633,10 +633,16 @@ the fully qualified name into parts and then tries the following lookup:
2. If there is a *current* application defined, Django finds and returns
the URL resolver for that instance. The *current* application can be
specified as an attribute on the template context - applications that
expect to have multiple deployments should set the ``current_app``
attribute on any :class:`~django.template.Context` or
:class:`~django.template.RequestContext` that is used to render a template.
specified as an attribute on the request. Applications that expect to
have multiple deployments should set the ``current_app`` attribute on
the ``request`` being processed.
.. versionchanged:: 1.8
In previous versions of Django, you had to set the ``current_app``
attribute on any :class:`~django.template.Context` or
:class:`~django.template.RequestContext` that is used to render a
template.
The current application can also be specified manually as an argument
to the :func:`~django.core.urlresolvers.reverse` function.
@ -707,10 +713,10 @@ Using this setup, the following lookups are possible:
{% url 'polls:index' %}
Note that reversing in the template requires the ``current_app`` be added as
an attribute to the template context like this::
an attribute to the ``request`` like this::
def render_to_response(self, context, **response_kwargs):
response_kwargs['current_app'] = self.request.resolver_match.namespace
self.request.current_app = self.request.resolver_match.namespace
return super(DetailView, self).render_to_response(context, **response_kwargs)
* If there is no current instance - say, if we were rendering a page

View File

@ -54,7 +54,7 @@ class ShortcutTests(TestCase):
self.assertEqual(response.status_code, 200)
self.assertEqual(response.content, b'FOO.BAR../path/to/static/media/\n')
self.assertEqual(response['Content-Type'], 'text/html; charset=utf-8')
self.assertEqual(response.context.current_app, None)
self.assertFalse(hasattr(response.context.request, 'current_app'))
def test_render_with_base_context(self):
with warnings.catch_warnings():
@ -79,7 +79,7 @@ class ShortcutTests(TestCase):
with warnings.catch_warnings():
warnings.filterwarnings("ignore", category=RemovedInDjango20Warning)
response = self.client.get('/render/current_app/')
self.assertEqual(response.context.current_app, "foobar_app")
self.assertEqual(response.context.request.current_app, "foobar_app")
def test_render_with_dirs(self):
with warnings.catch_warnings():

View File

@ -1,9 +1,11 @@
from __future__ import unicode_literals
from unittest import TestCase
import warnings
from django import template
from django.utils import six
from django.utils.deprecation import RemovedInDjango20Warning
from .templatetags import custom
@ -253,8 +255,10 @@ class CustomTagTests(TestCase):
t = template.Template('{% load custom %}{% inclusion_tag_current_app %}')
self.assertEqual(t.render(c).strip(), 'None')
c.current_app = 'advanced'
self.assertEqual(t.render(c).strip(), 'advanced')
with warnings.catch_warnings():
warnings.filterwarnings("ignore", category=RemovedInDjango20Warning)
c = template.Context({}, current_app='advanced')
self.assertEqual(t.render(c).strip(), 'advanced')
def test_15070_use_l10n(self):
"""

View File

@ -1,9 +1,10 @@
from __future__ import unicode_literals
from datetime import datetime
import os
import pickle
import time
from datetime import datetime
import warnings
from django.test import RequestFactory, SimpleTestCase
from django.conf import settings
@ -12,6 +13,7 @@ from django.template.response import (TemplateResponse, SimpleTemplateResponse,
ContentNotRenderedError)
from django.test import override_settings
from django.utils._os import upath
from django.utils.deprecation import RemovedInDjango20Warning
def test_processor(request):
@ -252,11 +254,13 @@ class TemplateResponseTest(SimpleTestCase):
self.assertEqual(response.status_code, 504)
def test_custom_app(self):
response = self._response('{{ foo }}', current_app="foobar")
with warnings.catch_warnings():
warnings.filterwarnings("ignore", category=RemovedInDjango20Warning)
response = self._response('{{ foo }}', current_app="foobar")
rc = response.resolve_context(response.context_data)
self.assertEqual(rc.current_app, 'foobar')
self.assertEqual(rc.request.current_app, 'foobar')
def test_pickling(self):
# Create a template response. The context is