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Refs #29817 -- Removed settings.FILE_CHARSET per deprecation timeline.

This commit is contained in:
Mariusz Felisiak 2019-09-05 16:25:30 +02:00
parent b47bb4c4a7
commit 3d716467a9
10 changed files with 6 additions and 93 deletions
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28
django/conf/__init__.py
View File

@ -9,23 +9,14 @@ for a list of all possible variables.
import importlib
import os
import time
import traceback
import warnings
from pathlib import Path
import django
from django.conf import global_settings
from django.core.exceptions import ImproperlyConfigured
from django.utils.deprecation import RemovedInDjango31Warning
from django.utils.functional import LazyObject, empty
ENVIRONMENT_VARIABLE = "DJANGO_SETTINGS_MODULE"
FILE_CHARSET_DEPRECATED_MSG = (
'The FILE_CHARSET setting is deprecated. Starting with Django 3.1, all '
'files read from disk must be UTF-8 encoded.'
)
class SettingsReference(str):
"""
@ -114,20 +105,6 @@ class LazySettings(LazyObject):
"""Return True if the settings have already been configured."""
return self._wrapped is not empty
@property
def FILE_CHARSET(self):
stack = traceback.extract_stack()
# Show a warning if the setting is used outside of Django.
# Stack index: -1 this line, -2 the caller.
filename, _line_number, _function_name, _text = stack[-2]
if not filename.startswith(os.path.dirname(django.__file__)):
warnings.warn(
FILE_CHARSET_DEPRECATED_MSG,
RemovedInDjango31Warning,
stacklevel=2,
)
return self.__getattr__('FILE_CHARSET')
class Settings:
def __init__(self, settings_module):
@ -160,9 +137,6 @@ class Settings:
if not self.SECRET_KEY:
raise ImproperlyConfigured("The SECRET_KEY setting must not be empty.")
if self.is_overridden('FILE_CHARSET'):
warnings.warn(FILE_CHARSET_DEPRECATED_MSG, RemovedInDjango31Warning)
if hasattr(time, 'tzset') and self.TIME_ZONE:
# When we can, attempt to validate the timezone. If we can't find
# this file, no check happens and it's harmless.
@ -206,8 +180,6 @@ class UserSettingsHolder:
def __setattr__(self, name, value):
self._deleted.discard(name)
if name == 'FILE_CHARSET':
warnings.warn(FILE_CHARSET_DEPRECATED_MSG, RemovedInDjango31Warning)
super().__setattr__(name, value)
def __delattr__(self, name):

3
django/conf/global_settings.py
View File

@ -171,9 +171,6 @@ MANAGERS = ADMINS
# manually specified. It's used to construct the Content-Type header.
DEFAULT_CHARSET = 'utf-8'
# Encoding of files read from disk (template and initial SQL files).
FILE_CHARSET = 'utf-8'
# Email address that error messages come from.
SERVER_EMAIL = 'root@localhost'

2
django/contrib/staticfiles/storage.py
View File

@ -285,7 +285,7 @@ class HashedFilesMixin:
# ..to apply each replacement pattern to the content
if name in adjustable_paths:
old_hashed_name = hashed_name
content = original_file.read().decode(settings.FILE_CHARSET)
content = original_file.read().decode('utf-8')
for extension, patterns in self._patterns.items():
if matches_patterns(path, (extension,)):
for pattern, template in patterns:

3
django/core/management/commands/makemessages.py
View File

@ -102,8 +102,7 @@ class BuildFile:
if not self.is_templatized:
return
encoding = settings.FILE_CHARSET if self.command.settings_available else 'utf-8'
with open(self.path, encoding=encoding) as fp:
with open(self.path, encoding='utf-8') as fp:
src_data = fp.read()
if self.domain == 'djangojs':

2
django/template/backends/django.py
View File

@ -20,7 +20,7 @@ class DjangoTemplates(BaseEngine):
options = params.pop('OPTIONS').copy()
options.setdefault('autoescape', True)
options.setdefault('debug', settings.DEBUG)
options.setdefault('file_charset', settings.FILE_CHARSET)
options.setdefault('file_charset', 'utf-8')
libraries = options.get('libraries', {})
options['libraries'] = self.get_templatetag_libraries(libraries)
super().__init__(params)

3
django/template/backends/dummy.py
View File

@ -1,6 +1,5 @@
import string
from django.conf import settings
from django.core.exceptions import ImproperlyConfigured
from django.template import Origin, TemplateDoesNotExist
from django.utils.html import conditional_escape
@ -28,7 +27,7 @@ class TemplateStrings(BaseEngine):
tried = []
for template_file in self.iter_template_filenames(template_name):
try:
with open(template_file, encoding=settings.FILE_CHARSET) as fp:
with open(template_file, encoding='utf-8') as fp:
template_code = fp.read()
except FileNotFoundError:
tried.append((

1
django/test/signals.py
View File

@ -86,7 +86,6 @@ def reset_template_engines(**kwargs):
if kwargs['setting'] in {
'TEMPLATES',
'DEBUG',
'FILE_CHARSET',
'INSTALLED_APPS',
}:
from django.template import engines

15
docs/ref/settings.txt
View File

@ -1414,21 +1414,6 @@ Default: ``None``
Specifies a timeout in seconds for blocking operations like the connection
attempt.
.. setting:: FILE_CHARSET
``FILE_CHARSET``
----------------
Default: ``'utf-8'``
The character encoding used to decode any files read from disk. This includes
template files, static files, and translation catalogs.
.. deprecated:: 2.2
This setting is deprecated. Starting with Django 3.1, files read from disk
must be UTF-8 encoded.
.. setting:: FILE_UPLOAD_HANDLERS
``FILE_UPLOAD_HANDLERS``

2
docs/releases/3.1.txt
View File

@ -232,3 +232,5 @@ to remove usage of these features.
* ``django.contrib.postgres.fields.FloatRangeField`` and
``django.contrib.postgres.forms.FloatRangeField`` are removed.
* The ``FILE_CHARSET`` setting is removed.

40
tests/settings_tests/test_file_charset.py
View File

@ -1,40 +0,0 @@
import sys
from types import ModuleType
from django.conf import FILE_CHARSET_DEPRECATED_MSG, Settings, settings
from django.test import SimpleTestCase, ignore_warnings
from django.utils.deprecation import RemovedInDjango31Warning
class DeprecationTests(SimpleTestCase):
msg = FILE_CHARSET_DEPRECATED_MSG
def test_override_settings_warning(self):
with self.assertRaisesMessage(RemovedInDjango31Warning, self.msg):
with self.settings(FILE_CHARSET='latin1'):
pass
def test_settings_init_warning(self):
settings_module = ModuleType('fake_settings_module')
settings_module.FILE_CHARSET = 'latin1'
settings_module.SECRET_KEY = 'ABC'
sys.modules['fake_settings_module'] = settings_module
try:
with self.assertRaisesMessage(RemovedInDjango31Warning, self.msg):
Settings('fake_settings_module')
finally:
del sys.modules['fake_settings_module']
def test_access_warning(self):
with self.assertRaisesMessage(RemovedInDjango31Warning, self.msg):
settings.FILE_CHARSET
# Works a second time.
with self.assertRaisesMessage(RemovedInDjango31Warning, self.msg):
settings.FILE_CHARSET
@ignore_warnings(category=RemovedInDjango31Warning)
def test_access(self):
with self.settings(FILE_CHARSET='latin1'):
self.assertEqual(settings.FILE_CHARSET, 'latin1')
# Works a second time.
self.assertEqual(settings.FILE_CHARSET, 'latin1')