我可以使用GAE+;python 2.7+;django.utils.translation?
我使用i18n进行本地化,就像django使用自定义请求处理程序在不同语言之间切换并升级到python 2.7一样,这会带来麻烦,因为它使用了来自我可以使用GAE+;python 2.7+;django.utils.translation?,python,django,google-app-engine,localization,internationalization,Python,Django,Google App Engine,Localization,Internationalization,我使用i18n进行本地化,就像django使用自定义请求处理程序在不同语言之间切换并升级到python 2.7一样,这会带来麻烦,因为它使用了来自django.utils.translation的cookie。在最坏的情况下,我必须从我们的自定义请求处理程序转移到其他可以为我们切换语言的系统。你知道如何解决这个错误吗?django语言cookie是否仍然像以前一样可用?我还有哪些不依赖django的本地化替代方案?巴贝尔?我还可以使用旧的.po和.mo文件吗?我应该使用其他Cookie类吗?我的
django.utils.translation
的cookie。在最坏的情况下,我必须从我们的自定义请求处理程序转移到其他可以为我们切换语言的系统。你知道如何解决这个错误吗?django语言cookie是否仍然像以前一样可用?我还有哪些不依赖django的本地化替代方案?巴贝尔?我还可以使用旧的.po和.mo文件吗?我应该使用其他Cookie类吗?我的自定义请求处理程序类:
from django.utils import translation
class I18NHandler(webapp.RequestHandler):
def initialize(self, request, response):
webapp.RequestHandler.initialize(self, request, response)
self.request.COOKIES = Cookies(self)
self.request.META = os.environ
self.reset_language()
def reset_language(self):
# Decide the language from Cookies/Headers
language = translation.get_language_from_request(self.request)
translation.activate(language)
self.request.LANGUAGE_CODE = translation.get_language()
# Set headers in response
self.response.headers['Content-Language'] = \
translation.get_language()
class Cookies(UserDict.DictMixin):
def __init__(self, handler, **policy):
self.response = handler.response
self._in = handler.request.cookies
self.policy = policy
if 'secure' not in policy \
and handler.request.environ.get('HTTPS', '').lower() \
in ['on', 'true']:
policy['secure'] = True
self._out = {}
def __getitem__(self, key):
if key in self._out:
return self._out[key]
if key in self._in:
return self._in[key]
raise KeyError(key)
def __setitem__(self, key, item):
self._out[key] = item
self.set_cookie(key, item, **self.policy)
def __contains__(self, key):
return key in self._in or key in self._out
def keys(self):
return self._in.keys() + self._out.keys()
def __delitem__(self, key):
if key in self._out:
del self._out[key]
self.unset_cookie(key)
if key in self._in:
del self._in[key]
p = {}
if 'path' in self.policy:
p['path'] = self.policy['path']
if 'domain' in self.policy:
p['domain'] = self.policy['domain']
self.delete_cookie(key, **p)
# begin WebOb functions
def set_cookie(
self,
key,
value='',
max_age=None,
path='/',
domain=None,
secure=None,
httponly=False,
version=None,
comment=None,
):
"""
Set (add) a cookie for the response
"""
cookies = BaseCookie()
cookies[key] = value
for (var_name, var_value) in [
('max-age', max_age),
('path', path),
('domain', domain),
('secure', secure),
('HttpOnly', httponly),
('version', version),
('comment', comment),
]:
if var_value is not None and var_value is not False:
cookies[key][var_name] = str(var_value)
if max_age is not None:
cookies[key]['expires'] = max_age
header_value = cookies[key].output(header='').lstrip()
self.response.headers._headers.append(('Set-Cookie',
header_value))
def delete_cookie(
self,
key,
path='/',
domain=None,
):
"""
Delete a cookie from the client. Note that path and domain must match
how the cookie was originally set.
This sets the cookie to the empty string, and max_age=0 so
that it should expire immediately.
"""
self.set_cookie(key, '', path=path, domain=domain, max_age=0)
def unset_cookie(self, key):
"""
Unset a cookie with the given name (remove it from the
response). If there are multiple cookies (e.g., two cookies
with the same name and different paths or domains), all such
cookies will be deleted.
"""
existing = self.response.headers.get_all('Set-Cookie')
if not existing:
raise KeyError('No cookies at all have been set')
del self.response.headers['Set-Cookie']
found = False
for header in existing:
cookies = BaseCookie()
cookies.load(header)
if key in cookies:
found = True
del cookies[key]
header = cookies.output(header='').lstrip()
if header:
self.response.headers.add('Set-Cookie', header)
if not found:
raise KeyError('No cookie has been set with the name %r'
% key)
错误
跟踪:
提前感谢您的建议。我相信这是因为WebOb已经用新的Python 2.7运行时进行了升级 你应使用:
res.headers.add('Set-Cookie', header_value)
正如webob中指出的那样
请注意,webapp也被替换为。谢谢,我将按照这些说明进行操作。
res.headers.add('Set-Cookie', header_value)