def open_prompt(request, site=None, popup=False) :
""" Redirect the user to the approprate OAuth provider to get credientals """
c = consumer.Consumer(request.session, util.OpenIDStore())
c.setAssociationPreference([('HMAC-SHA1', 'no-encryption')])
if popup :
return_to = request.build_absolute_uri(reverse('openauth:pop_callback', kwargs={'site':site}))
else :
return_to = request.build_absolute_uri(reverse('openauth:callback', kwargs={'site':site}))
if site not in settings.OPENAUTH_DATA :
raise Http404("Unknown OAuth service %s" % site)
if site == 'google' :
auth_request = c.begin('https://www.google.com/accounts/o8/id')
auth_request.addExtensionArg('http://openid.net/srv/ax/1.0', 'mode', 'fetch_request')
auth_request.addExtensionArg('http://openid.net/srv/ax/1.0', 'required', 'email,firstname,lastname')
auth_request.addExtensionArg('http://openid.net/srv/ax/1.0', 'type.email', 'http://schema.openid.net/contact/email')
auth_request.addExtensionArg('http://openid.net/srv/ax/1.0', 'type.firstname', 'http://axschema.org/namePerson/first')
auth_request.addExtensionArg('http://openid.net/srv/ax/1.0', 'type.lastname', 'http://axschema.org/namePerson/last')
auth_request.addExtensionArg('http://specs.openid.net/extensions/oauth/1.0', 'consumer', settings.OPENAUTH_DATA[site]['key'])
auth_request.addExtensionArg('http://specs.openid.net/extensions/oauth/1.0', 'scope', 'http://www.google.com/m8/feeds')
parts = list(urlparse.urlparse(return_to))
realm = urlparse.urlunparse(parts[0:2] + [''] * 4)
url = auth_request.redirectURL(realm, return_to)
elif site == 'yahoo' :
auth_request = c.begin('http://open.login.yahooapis.com/openid20/www.yahoo.com/xrds')
auth_request.message.namespaces.addAlias('http://specs.openid.net/extensions/oauth/1.0', 'oauth')
auth_request.message.setArg(openid.message.OPENID2_NS, 'identity', 'http://specs.openid.net/auth/2.0/identifier_select')
auth_request.addExtensionArg('http://specs.openid.net/extensions/oauth/1.0', 'consumer', settings.OPENAUTH_DATA[site]['key'])
parts = list(urlparse.urlparse(return_to))
realm = urlparse.urlunparse(parts[0:2] + [''] * 4)
url = auth_request.redirectURL(realm, return_to)
elif site == 'facebook' :
import urllib
#return render_to_response('openauth/facebook_r.html', {
# 'apikey' : settings.OPENAUTH_DATA[site]['key']
# }, context_instance=RequestContext(request))
if 'code' in request.GET :
url = 'https://graph.facebook.com/oauth/access_token?%s' % urllib.urlencode({
'client_id' : settings.OPENAUTH_DATA[site]['appid'],
'redirect_uri' : return_to,
'code' : request.GET['code'],
'client_secret' : settings.OPENAUTH_DATA[site]['secret'],
})
else :
url = 'https://graph.facebook.com/oauth/authorize?%s' % urllib.urlencode({
'client_id' : settings.OPENAUTH_DATA[site]['appid'],
'redirect_uri' : return_to,
'scope' : 'email,user_status',
})
elif site in OPENID_SERVICES :
try :
c = OpenUser.client_for(site)
except OpenUser.NoProvider :
raise Http404("Unknown OAuth service %s" % site)
token = c.get_request_token(return_to)
#print 'TOKEN = ', token['oauth_token']
#print 'SECRET = ', token['oauth_token_secret']
cache.set('oauth_token_%s' % token['oauth_token'], token['oauth_token_secret'])
url = c.get_authorize_url(token['oauth_token'], callback=return_to)
else :
raise Http404("Unknown OAuth service")
return HttpResponseRedirect(url)
# 'expires' : facebook.session_key_expires,
#}
elif 'oauth_token' in request.GET :
#
# OAuth Login (LinkedIn)
#
if site not in OPENID_SERVICES :
return HttpResponse('Invalid site')
tok = request.GET['oauth_token']
tok_secret = cache.get('oauth_token_%s' % tok, None)
#print "OAUTH Login"
try :
c = OpenUser.client_for(site, oauth_token=tok, oauth_token_secret=tok_secret)
except OpenUser.NoProvider :
raise Http404("No provider for serivce %s" % site)
if 'oauth_verifier' in request.GET :
token = c.get_access_token(token=tok, verifier=request.GET['oauth_verifier'])
else :
token = c.get_access_token(token=tok)
identity = "oauth:%s:%s" % ( site, token['oauth_token'] )
else :
#print "OpenID Login"
#for k, v in request.GET.items() : print k, v
#
# OpenID Login (Google for Example)