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#!/usr/bin/env python
#
# Copyright (c) 2013 Martin Abente Lahaye. - tch@sugarlabs.org
#Permission is hereby granted, free of charge, to any person obtaining a copy
#of this software and associated documentation files (the "Software"), to deal
#in the Software without restriction, including without limitation the rights
#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
#copies of the Software, and to permit persons to whom the Software is
#furnished to do so, subject to the following conditions:
#The above copyright notice and this permission notice shall be included in
#all copies or substantial portions of the Software.
#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
#THE SOFTWARE.
from gi.repository import GObject
from urlparse import parse_qsl
import twr_error
from twr_object import TwrObject
class TwrOauth(GObject.GObject):
REQUEST_TOKEN_URL = 'https://api.twitter.com/oauth/request_token'
AUTHORIZATION_URL = 'https://api.twitter.com/oauth/'\
'authorize?oauth_token=%s'
ACCESS_TOKEN_URL = 'https://api.twitter.com/oauth/access_token'
__gsignals__ = {
'request-downloaded': (GObject.SignalFlags.RUN_FIRST,
None, ([object])),
'request-downloaded-failed': (GObject.SignalFlags.RUN_FIRST,
None, ([str])),
'access-downloaded': (GObject.SignalFlags.RUN_FIRST,
None, ([object])),
'access-downloaded-failed': (GObject.SignalFlags.RUN_FIRST,
None, ([str]))
}
def request_token(self):
GObject.idle_add(self._get,
self.REQUEST_TOKEN_URL,
[],
self.__completed_cb,
self.__failed_cb,
'request-downloaded',
'request-downloaded-failed')
def access_token(self, verifier):
params = [('oauth_callback', ('oob')),
('oauth_verifier', (verifier))]
GObject.idle_add(self._post,
self.ACCESS_TOKEN_URL,
params,
None,
self.__completed_cb,
self.__failed_cb,
'access-downloaded',
'access-downloaded-failed')
def _get(self, url, params,
completed_cb, failed_cb, completed_data, failed_data):
object = TwrObject()
object.connect('transfer-completed', completed_cb, completed_data)
object.connect('transfer-failed', failed_cb, failed_data)
object.request('GET', url, params)
def _post(self, url, params, filepath,
completed_cb, failed_cb, completed_data, failed_data):
object = TwrObject()
object.connect('transfer-completed', completed_cb, completed_data)
object.connect('transfer-failed', failed_cb, failed_data)
object.request('POST', url, params, filepath)
def __completed_cb(self, object, data, signal):
try:
info = dict(parse_qsl(data))
if isinstance(info, dict) and ('errors' in info.keys()):
raise twr_error.TwrOauthError(str(info['errors']))
self.emit(signal, info)
except Exception, e:
print 'TwrOauth.__completed_cb crashed with %s' % str(e)
def __failed_cb(self, object, message, signal):
self.emit(signal, message)
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