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authorization_v1.py
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55 lines (46 loc) · 1.88 KB
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# coding: utf-8
# Copyright 2016 IBM 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.
"""
The v1 Authorization "service" that enables developers to
retrieve a temporary access token
"""
from watson_developer_cloud.watson_service import WatsonService
try:
import urllib.parse as urlparse # Python 3
except ImportError:
import urlparse # Python 2
class AuthorizationV1(WatsonService):
"""
Generates tokens, which can be used client-side to avoid exposing the
service credentials.
Tokens are valid for 1 hour and are sent using the
`X-Watson-Authorization-Token` header.
"""
default_url = "https://stream.watsonplatform.net/authorization/api"
def __init__(self, url=default_url,
username=None, password=None, use_vcap_services=True):
WatsonService.__init__(
self, 'authorization', url, username, password, use_vcap_services)
def get_token(self, url):
"""
Retrieves a temporary access token
"""
# A hack to avoid url-encoding the url, since the authorization service
# doesn't work with correctly encoded urls
parsed_url = urlparse.urlsplit(url)
parsed_url = parsed_url._replace(path='/authorization/api')
self.url = urlparse.urlunsplit(parsed_url)
response = self.request(method='GET', url='/v1/token?url=' + url)
return response.text