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