# vim: tabstop=4 shiftwidth=4 softtabstop=4 # Copyright 2011 OpenStack LLC. # All Rights Reserved. # # Licensed under the Apache License, Version 2.0 (the "License"); you may # not use this file except in compliance with the License. You may obtain # a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the # License for the specific language governing permissions and limitations # under the License. import os import routes from xml.dom import minidom from reddwarf.common import wsgi class VersionsController(wsgi.Controller): def index(self, request): """Respond to a request for all OpenStack API versions.""" versions = [Version("v1.0", "CURRENT", request.application_url)] return wsgi.Result(VersionsDataView(versions)) class Version(object): def __init__(self, id, status, base_url): self.id = id self.status = status self.base_url = base_url def data(self): return dict(id=self.id, status=self.status, links=[dict(rel="self", href=self.url())]) def url(self): return os.path.join(self.base_url, self.id) def to_xml(self): doc = minidom.Document() version_elem = doc.createElement("version") version_elem.setAttribute("id", self.id) version_elem.setAttribute("status", self.status) links_elem = doc.createElement("links") link_elem = doc.createElement("link") link_elem.setAttribute("href", self.url()) link_elem.setAttribute("rel", "self") links_elem.appendChild(link_elem) version_elem.appendChild(links_elem) return version_elem class VersionsDataView(object): def __init__(self, versions): self.versions = versions def data_for_json(self): return {'versions': [version.data() for version in self.versions]} def data_for_xml(self): return {'versions': self.versions} class VersionsAPI(wsgi.Router): def __init__(self): mapper = routes.Mapper() mapper.connect("/", controller=VersionsController().create_resource(), action="index") super(VersionsAPI, self).__init__(mapper) def app_factory(global_conf, **local_conf): conf = global_conf.copy() conf.update(local_conf) return VersionsAPI()