~launchpad-pqm/launchpad/devel

# Copyright 2010 Canonical Ltd.  This software is licensed under the

# GNU Affero General Public License version 3 (see the file LICENSE).

"""Translations's custom publication."""

__metaclass__ = type

__all__ = [

    'TranslationsBrowserRequest',

    'TranslationsLayer',

    'translations_request_publication_factory',

    ]

from zope.interface import implements

from zope.publisher.interfaces.browser import (

    IBrowserRequest,

    IDefaultBrowserLayer,

    )

from canonical.launchpad.webapp.publication import LaunchpadBrowserPublication

from canonical.launchpad.webapp.servers import (

    LaunchpadBrowserRequest,

    VHostWebServiceRequestPublicationFactory,

    )

class TranslationsLayer(IBrowserRequest, IDefaultBrowserLayer):

    """The Translations layer."""

class TranslationsBrowserRequest(LaunchpadBrowserRequest):

    """Instances of TranslationsBrowserRequest provide `TranslationsLayer`."""

    implements(TranslationsLayer)

    def __init__(self, body_instream, environ, response=None):

        super(TranslationsBrowserRequest, self).__init__(

            body_instream, environ, response)

        # Many of the responses from Translations vary based on language.

        self.response.setHeader(

            'Vary', 'Cookie, Authorization, Accept-Language')

def translations_request_publication_factory():

    return VHostWebServiceRequestPublicationFactory(

        'translations', TranslationsBrowserRequest,

        LaunchpadBrowserPublication)