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# Copyright 2010 Canonical Ltd. This software is licensed under the
# GNU Affero General Public License version 3 (see the file LICENSE).
"""Answers's custom publication."""
__metaclass__ = type
__all__ = [
'AnswersBrowserRequest',
'AnswersLayer',
'answers_request_publication_factory',
]
from zope.interface import implements
from zope.publisher.interfaces.browser import (
IBrowserRequest,
IDefaultBrowserLayer,
)
from lp.services.webapp.publication import LaunchpadBrowserPublication
from lp.services.webapp.servers import (
LaunchpadBrowserRequest,
VHostWebServiceRequestPublicationFactory,
)
class AnswersLayer(IBrowserRequest, IDefaultBrowserLayer):
"""The Answers layer."""
class AnswersBrowserRequest(LaunchpadBrowserRequest):
"""Instances of AnswersBrowserRequest provide `AnswersLayer`."""
implements(AnswersLayer)
def __init__(self, body_instream, environ, response=None):
super(AnswersBrowserRequest, self).__init__(
body_instream, environ, response)
# Many of the responses from Answers vary based on language.
self.response.setHeader(
'Vary', 'Cookie, Authorization, Accept-Language')
def answers_request_publication_factory():
return VHostWebServiceRequestPublicationFactory(
'answers', AnswersBrowserRequest, LaunchpadBrowserPublication)
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