gyan/gyan/api/controllers/link.py

36 lines
1.4 KiB
Python

# 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 pecan
def build_url(resource, resource_args, bookmark=False, base_url=None):
if base_url is None:
base_url = pecan.request.host_url
template = '%(url)s/%(res)s' if bookmark else '%(url)s/v1/%(res)s'
# FIXME(tbh): I'm getting a 404 when doing a GET on
# a nested resource that the URL ends with a '/'.
# https://groups.google.com/forum/#!topic/pecan-dev/QfSeviLg5qs
template += '%(args)s' if resource_args.startswith('?') else '/%(args)s'
return template % {'url': base_url, 'res': resource, 'args': resource_args}
def make_link(rel_name, url, resource, resource_args,
bookmark=False, type=None):
href = build_url(resource, resource_args,
bookmark=bookmark, base_url=url)
if type is None:
return {'href': href, 'rel': rel_name}
else:
return {'href': href, 'rel': rel_name, 'type': type}