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Code Issues 25 Releases Wiki Activity

Improved input sanitizing with thousand separators

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For languages with non-breaking space as thousand separator,
standard space input should also be allowed, as few people know
how to enter non-breaking space on keyboards. Refs #17217.
Thanks Alexey Boriskin for the report and initial patch.
This commit is contained in:
Claude Paroz 2013-02-15 16:37:52 +01:00
parent a8d1421dd9
commit b19d83fc12
2 changed files with 32 additions and 12 deletions
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12
django/utils/formats.py
View File

@ -1,5 +1,6 @@
import decimal
import datetime
import unicodedata
from django.conf import settings
from django.utils import dateformat, numberformat, datetime_safe
@ -192,16 +193,17 @@ def sanitize_separators(value):
Sanitizes a value according to the current decimal and
thousand separator setting. Used with form field input.
"""
if settings.USE_L10N:
decimal_separator = get_format('DECIMAL_SEPARATOR')
if isinstance(value, six.string_types):
if settings.USE_L10N and isinstance(value, six.string_types):
parts = []
decimal_separator = get_format('DECIMAL_SEPARATOR')
if decimal_separator in value:
value, decimals = value.split(decimal_separator, 1)
parts.append(decimals)
if settings.USE_THOUSAND_SEPARATOR:
parts.append(value.replace(get_format('THOUSAND_SEPARATOR'), ''))
else:
thousand_sep = get_format('THOUSAND_SEPARATOR')
for replacement in set([
thousand_sep, unicodedata.normalize('NFKD', thousand_sep)]):
value = value.replace(replacement, '')
parts.append(value)
value = '.'.join(reversed(parts))
return value

20
tests/regressiontests/i18n/tests.py
View File

@ -15,7 +15,7 @@ from django.test.utils import override_settings
from django.utils import translation
from django.utils.formats import (get_format, date_format, time_format,
localize, localize_input, iter_format_modules, get_format_modules,
number_format)
number_format, sanitize_separators)
from django.utils.importlib import import_module
from django.utils.numberformat import format as nformat
from django.utils._os import upath
@ -669,6 +669,24 @@ class FormattingTests(TestCase):
# Checking for the localized "products_delivered" field
self.assertInHTML('<input type="text" name="products_delivered" value="12.000" id="id_products_delivered" />', form6.as_ul())
def test_sanitize_separators(self):
"""
Tests django.utils.formats.sanitize_separators.
"""
# Non-strings are untouched
self.assertEqual(sanitize_separators(123), 123)
with translation.override('ru', deactivate=True):
# Russian locale has non-breaking space (\xa0) as thousand separator
# Check that usual space is accepted too when sanitizing inputs
with self.settings(USE_THOUSAND_SEPARATOR=True):
self.assertEqual(sanitize_separators('1\xa0234\xa0567'), '1234567')
self.assertEqual(sanitize_separators('77\xa0777,777'), '77777.777')
self.assertEqual(sanitize_separators('12 345'), '12345')
self.assertEqual(sanitize_separators('77 777,777'), '77777.777')
with self.settings(USE_THOUSAND_SEPARATOR=True, USE_L10N=False):
self.assertEqual(sanitize_separators('12\xa0345'), '12\xa0345')
def test_iter_format_modules(self):
"""
Tests the iter_format_modules function.