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Fixed #16906 -- Format datetimes with str/unicode instead of strftime where possible: it's faster and it works for all dates. 

Also ensured that datetime_safe is used wherever strftime is called on dates/datetimes that may be before 1900.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@16978 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Aymeric Augustin 2011-10-13 19:23:45 +00:00
parent b7845768cb
commit 06d9b82a27
7 changed files with 22 additions and 31 deletions
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8
django/contrib/admin/filters.py
View File

@ -281,9 +281,9 @@ class DateFieldListFilter(FieldListFilter):
today = datetime.date.today()
one_week_ago = today - datetime.timedelta(days=7)
today_str = (isinstance(self.field, models.DateTimeField)
and today.strftime('%Y-%m-%d 23:59:59')
or today.strftime('%Y-%m-%d'))
today_str = str(today)
if isinstance(self.field, models.DateTimeField):
today_str += ' 23:59:59'
self.lookup_kwarg_year = '%s__year' % self.field_path
self.lookup_kwarg_month = '%s__month' % self.field_path
@ -299,7 +299,7 @@ class DateFieldListFilter(FieldListFilter):
self.lookup_kwarg_day: str(today.day),
}),
(_('Past 7 days'), {
self.lookup_kwarg_past_7_days_gte: one_week_ago.strftime('%Y-%m-%d'),
self.lookup_kwarg_past_7_days_gte: str(one_week_ago),
self.lookup_kwarg_past_7_days_lte: today_str,
}),
(_('This month'), {

7
django/contrib/auth/tokens.py
View File

@ -52,14 +52,13 @@ class PasswordResetTokenGenerator(object):
# invalid as soon as it is used.
# We limit the hash to 20 chars to keep URL short
key_salt = "django.contrib.auth.tokens.PasswordResetTokenGenerator"
value = unicode(user.id) + \
user.password + user.last_login.strftime('%Y-%m-%d %H:%M:%S') + \
unicode(timestamp)
value = (unicode(user.id) + user.password +
unicode(user.last_login) + unicode(timestamp))
hash = salted_hmac(key_salt, value).hexdigest()[::2]
return "%s-%s" % (ts_b36, hash)
def _num_days(self, dt):
return (dt - date(2001,1,1)).days
return (dt - date(2001, 1, 1)).days
def _today(self):
# Used for mocking in tests

8
django/contrib/sitemaps/tests/basic.py
View File

@ -67,7 +67,7 @@ class SitemapTests(TestCase):
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
<url><loc>%s/location/</loc><lastmod>%s</lastmod><changefreq>never</changefreq><priority>0.5</priority></url>
</urlset>
""" % (self.base_url, date.today().strftime('%Y-%m-%d')))
""" % (self.base_url, date.today()))
def test_simple_custom_sitemap(self):
"A simple sitemap can be rendered with a custom template"
@ -79,7 +79,7 @@ class SitemapTests(TestCase):
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
<url><loc>%s/location/</loc><lastmod>%s</lastmod><changefreq>never</changefreq><priority>0.5</priority></url>
</urlset>
""" % (self.base_url, date.today().strftime('%Y-%m-%d')))
""" % (self.base_url, date.today()))
@skipUnless(settings.USE_I18N, "Internationalization is not enabled")
def test_localized_priority(self):
@ -93,7 +93,7 @@ class SitemapTests(TestCase):
# haven't been rendered in localized format
response = self.client.get('/simple/sitemap.xml')
self.assertContains(response, '<priority>0.5</priority>')
self.assertContains(response, '<lastmod>%s</lastmod>' % date.today().strftime('%Y-%m-%d'))
self.assertContains(response, '<lastmod>%s</lastmod>' % date.today())
deactivate()
def test_generic_sitemap(self):
@ -152,7 +152,7 @@ class SitemapTests(TestCase):
<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
<url><loc>http://testserver/location/</loc><lastmod>%s</lastmod><changefreq>never</changefreq><priority>0.5</priority></url>
</urlset>
""" % date.today().strftime('%Y-%m-%d'))
""" % date.today())
@skipUnless("django.contrib.sites" in settings.INSTALLED_APPS, "django.contrib.sites app not installed.")
def test_sitemap_get_urls_no_site_1(self):

5
django/db/backends/__init__.py
View File

@ -9,7 +9,6 @@ from django.conf import settings
from django.db import DEFAULT_DB_ALIAS
from django.db.backends import util
from django.db.transaction import TransactionManagementError
from django.utils import datetime_safe
from django.utils.importlib import import_module
@ -718,7 +717,7 @@ class BaseDatabaseOperations(object):
"""
if value is None:
return None
return datetime_safe.new_date(value).strftime('%Y-%m-%d')
return unicode(value)
def value_to_db_datetime(self, value):
"""
@ -731,7 +730,7 @@ class BaseDatabaseOperations(object):
def value_to_db_time(self, value):
"""
Transform a datetime value to an object compatible with what is expected
Transform a time value to an object compatible with what is expected
by the backend driver for time columns.
"""
if value is None:

11
django/db/backends/sqlite3/base.py
View File

@ -320,14 +320,9 @@ def _sqlite_format_dtdelta(dt, conn, days, secs, usecs):
dt = dt - delta
except (ValueError, TypeError):
return None
if isinstance(dt, datetime.datetime):
rv = dt.strftime("%Y-%m-%d %H:%M:%S")
if dt.microsecond:
rv = "%s.%0.6d" % (rv, dt.microsecond)
else:
rv = dt.strftime("%Y-%m-%d")
return rv
# typecast_timestamp returns a date or a datetime without timezone.
# It will be formatted as "%Y-%m-%d" or "%Y-%m-%d %H:%M:%S[.%f]"
return str(dt)
def _sqlite_regexp(re_pattern, re_string):
try:

8
django/db/models/fields/__init__.py
View File

@ -16,7 +16,6 @@ from django.utils.functional import curry
from django.utils.text import capfirst
from django.utils.translation import ugettext_lazy as _
from django.utils.encoding import smart_unicode, force_unicode, smart_str
from django.utils import datetime_safe
from django.utils.ipv6 import clean_ipv6_address
class NOT_PROVIDED:
@ -725,7 +724,7 @@ class DateField(Field):
if val is None:
data = ''
else:
data = datetime_safe.new_date(val).strftime("%Y-%m-%d")
data = str(val)
return data
def formfield(self, **kwargs):
@ -803,8 +802,7 @@ class DateTimeField(DateField):
if val is None:
data = ''
else:
d = datetime_safe.new_datetime(val)
data = d.strftime('%Y-%m-%d %H:%M:%S')
data = str(val.replace(microsecond=0, tzinfo=None))
return data
def formfield(self, **kwargs):
@ -1234,7 +1232,7 @@ class TimeField(Field):
if val is None:
data = ''
else:
data = val.strftime("%H:%M:%S")
data = str(val.replace(microsecond=0))
return data
def formfield(self, **kwargs):

6
tests/regressiontests/admin_filters/tests.py
View File

@ -188,8 +188,8 @@ class ListFiltersTests(TestCase):
self.assertEqual(choice['query_string'], '?date_registered__year=%s'
% (self.today.year))
request = self.request_factory.get('/', {'date_registered__gte': self.one_week_ago.strftime('%Y-%m-%d'),
'date_registered__lte': self.today.strftime('%Y-%m-%d')})
request = self.request_factory.get('/', {'date_registered__gte': str(self.one_week_ago),
'date_registered__lte': str(self.today)})
changelist = self.get_changelist(request, Book, modeladmin)
# Make sure the correct queryset is returned
@ -203,7 +203,7 @@ class ListFiltersTests(TestCase):
self.assertEqual(choice['selected'], True)
self.assertEqual(choice['query_string'], '?date_registered__gte=%s'
'&date_registered__lte=%s'
% (self.one_week_ago.strftime('%Y-%m-%d'), self.today.strftime('%Y-%m-%d')))
% (str(self.one_week_ago), str(self.today)))
def test_allvaluesfieldlistfilter(self):
modeladmin = BookAdmin(Book, site)