def _initRequestToken(self, requestTokenUrl):
"""
This method is used to initialise the request token so we can progress obtaining an access token
to access twitter.
"""
# create and sign the oauth request
oauth_request = oauth.OAuthRequest.from_consumer_and_token(self.consumer, http_url=URL_REQUEST_TOKEN)
oauth_request.sign_request(oauth.OAuthSignatureMethod_HMAC_SHA1(), self.consumer, None)
logging.debug("created auth request: %s", oauth_request)
# send the request
request_result = urlfetch.fetch(url = requestTokenUrl, headers = oauth_request.to_header())
# if the response was successful, then process the response
fnresult = None
if request_result.status_code == 200:
fnresult = oauth.OAuthToken.from_string(request_result.content)
# look for the twawl user in the database
request = OAuthAccessKey.findOrCreate(fnresult.key, partnerId = 'twitter')
# update the user request key details
request.requestKeyEncoded = fnresult.to_string()
# save the user to the database
request.put()
else:
logging.warning("Unable to obtain request token, response was %s", request_result.content)
logging.debug("received request token: %s", fnresult)
return fnresult
def buildAccessToken(self, accessTokenUrl):
"""
This static method is used to contact twitter and build the access token that will permit
us to access the twitter information stream
"""
# if the request token has not been set, then don't attempt to get an access token
if self.requestToken is None:
logging.warning(
"Unable to contact twitter, no request token available.")
return None
# initialise the oauth request
logging.debug(
"Attempting to build access token from request token '%s'",
self.requestToken)
oauth_request = oauth.OAuthRequest.from_consumer_and_token(
self.consumer, token=self.accessToken, http_url=URL_ACCESS_TOKEN)
oauth_request.sign_request(oauth.OAuthSignatureMethod_HMAC_SHA1(),
self.consumer, self.accessToken)
# send the request
request_result = urlfetch.fetch(url=accessTokenUrl,
headers=oauth_request.to_header())
# if the response was successful, then process the response
fnresult = None
if request_result.status_code == 200:
fnresult = oauth.OAuthToken.from_string(request_result.content)
# update the user to store the access token
request = OAuthAccessKey.findOrCreate(self.requestToken,
partnerId='twitter')
# update the user accesskey
request.accessKeyEncoded = fnresult.to_string()
request.put()
else:
logging.warning("Unable to obtain access token: %s",
request_result.content)
logging.debug("received access token: %s", fnresult)
if fnresult:
return fnresult.to_string()
def _initRequestToken(self, requestTokenUrl):
"""
This method is used to initialise the request token so we can progress obtaining an access token
to access twitter.
"""
# create and sign the oauth request
oauth_request = oauth.OAuthRequest.from_consumer_and_token(
self.consumer, http_url=URL_REQUEST_TOKEN)
oauth_request.sign_request(oauth.OAuthSignatureMethod_HMAC_SHA1(),
self.consumer, None)
logging.debug("created auth request: %s", oauth_request)
# send the request
request_result = urlfetch.fetch(url=requestTokenUrl,
headers=oauth_request.to_header())
# if the response was successful, then process the response
fnresult = None
if request_result.status_code == 200:
fnresult = oauth.OAuthToken.from_string(request_result.content)
# look for the twawl user in the database
request = OAuthAccessKey.findOrCreate(fnresult.key,
partnerId='twitter')
# update the user request key details
request.requestKeyEncoded = fnresult.to_string()
# save the user to the database
request.put()
else:
logging.warning("Unable to obtain request token, response was %s",
request_result.content)
logging.debug("received request token: %s", fnresult)
return fnresult
def buildAccessToken(self, accessTokenUrl):
"""
This static method is used to contact twitter and build the access token that will permit
us to access the twitter information stream
"""
# if the request token has not been set, then don't attempt to get an access token
if self.requestToken is None:
logging.warning("Unable to contact twitter, no request token available.")
return None
# initialise the oauth request
logging.debug("Attempting to build access token from request token '%s'", self.requestToken)
oauth_request = oauth.OAuthRequest.from_consumer_and_token(self.consumer, token=self.accessToken, http_url=URL_ACCESS_TOKEN)
oauth_request.sign_request(oauth.OAuthSignatureMethod_HMAC_SHA1(), self.consumer, self.accessToken)
# send the request
request_result = urlfetch.fetch(url = accessTokenUrl, headers = oauth_request.to_header())
# if the response was successful, then process the response
fnresult = None
if request_result.status_code == 200:
fnresult = oauth.OAuthToken.from_string(request_result.content)
# update the user to store the access token
request = OAuthAccessKey.findOrCreate(self.requestToken, partnerId = 'twitter')
# update the user accesskey
request.accessKeyEncoded = fnresult.to_string()
request.put()
else:
logging.warning("Unable to obtain access token: %s", request_result.content)
logging.debug("received access token: %s", fnresult)
if fnresult:
return fnresult.to_string()
