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"""
OpenStreetMap OAuth support.
This adds support for OpenStreetMap OAuth service. An application must be
registered first on OpenStreetMap and the settings
SOCIAL_AUTH_OPENSTREETMAP_KEY and SOCIAL_AUTH_OPENSTREETMAP_SECRET
must be defined with the corresponding values.
More info: http://wiki.openstreetmap.org/wiki/OAuth
"""
from xml.dom import minidom
from social.backends.oauth import BaseOAuth1
class OpenStreetMapOAuth(BaseOAuth1):
"""OpenStreetMap OAuth authentication backend"""
name = 'openstreetmap'
AUTHORIZATION_URL = 'http://www.openstreetmap.org/oauth/authorize'
REQUEST_TOKEN_URL = 'http://www.openstreetmap.org/oauth/request_token'
ACCESS_TOKEN_URL = 'http://www.openstreetmap.org/oauth/access_token'
EXTRA_DATA = [
('id', 'id'),
('avatar', 'avatar'),
('account_created', 'account_created')
]
def get_user_details(self, response):
"""Return user details from OpenStreetMap account"""
return {
'username': response['username'],
'email': '',
'fullname': '',
'first_name': '',
'last_name': ''
}
def user_data(self, access_token, *args, **kwargs):
"""Return user data provided"""
response = self.oauth_request(
access_token, 'http://api.openstreetmap.org/api/0.6/user/details'
)
try:
dom = minidom.parseString(response.content)
except ValueError:
return None
user = dom.getElementsByTagName('user')[0]
try:
avatar = dom.getElementsByTagName('img')[0].getAttribute('href')
except IndexError:
avatar = None
return {
'id': user.getAttribute('id'),
'username': user.getAttribute('display_name'),
'account_created': user.getAttribute('account_created'),
'avatar': avatar
}
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