Synnefo

    description = _('Allows you to login to your account using your Twitter '

                    'credentials')

class GoogleAuthProvider(AuthProvider):

    module = 'google'

    title = _('Google')

    description = _('Allows you to login to your account using your Google '

                    'credentials')

    add_prompt = _('Connect with your Google account.')

    details_tpl = _('Google account: %(info_email)s')

    user_title = _('Google (%(info_email)s)')

    @property

    def add_url(self):

        return reverse('astakos.im.target.google.login')

    login_template = 'im/auth/third_party_provider_generic_login.html'

    login_prompt_template = 'im/auth/third_party_provider_generic_login_prompt.html'

class LinkedInAuthProvider(AuthProvider):

    module = 'linkedin'

    title = _('LinkedIn')

    description = _('Allows you to login to your account using your LinkedIn '

                    'credentials')

    add_prompt = _('Connect with your LinkedIn account.')

    details_tpl = _('LinkedIn account: %(info_emailAddress)s')

    user_title = _('LinkedIn (%(info_emailAddress)s)')

    @property

    def add_url(self):

        return reverse('astakos.im.target.linkedin.login')

    login_template = 'im/auth/third_party_provider_generic_login.html'

    login_prompt_template = 'im/auth/third_party_provider_generic_login_prompt.html'

# OAuth2 Google credentials.

GOOGLE_CLIENT_ID = getattr(settings, 'ASTAKOS_GOOGLE_CLIENT_ID', '')

GOOGLE_SECRET = getattr(settings, 'ASTAKOS_GOOGLE_SECRET', '')

# OAuth2 LinkedIn credentials.

LINKEDIN_TOKEN = getattr(settings, 'ASTAKOS_LINKEDIN_TOKEN', '')

LINKEDIN_SECRET = getattr(settings, 'ASTAKOS_LINKEDIN_SECRET', '')

# Copyright 2011-2012 GRNET S.A. All rights reserved.

#

# Redistribution and use in source and binary forms, with or

# without modification, are permitted provided that the following

# conditions are met:

#

#   1. Redistributions of source code must retain the above

#      copyright notice, this list of conditions and the following

#      disclaimer.

#

#   2. Redistributions in binary form must reproduce the above

#      copyright notice, this list of conditions and the following

#      disclaimer in the documentation and/or other materials

#      provided with the distribution.

#

# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

# POSSIBILITY OF SUCH DAMAGE.

#

# The views and conclusions contained in the software and

# documentation are those of the authors and should not be

# interpreted as representing official policies, either expressed

# or implied, of GRNET S.A.

import json

from django.http import HttpResponseBadRequest

from django.utils.translation import ugettext as _

from django.contrib import messages

from django.template import RequestContext

from django.views.decorators.http import require_http_methods

from django.http import HttpResponseRedirect

from django.core.urlresolvers import reverse

from django.core.exceptions import ImproperlyConfigured

from django.shortcuts import get_object_or_404

from urlparse import urlunsplit, urlsplit

from astakos.im.util import prepare_response, get_context

from astakos.im.views import requires_anonymous, render_response, \

        requires_auth_provider

from astakos.im.settings import ENABLE_LOCAL_ACCOUNT_MIGRATION, BASEURL

from astakos.im.models import AstakosUser, PendingThirdPartyUser

from astakos.im.forms import LoginForm

from astakos.im.activation_backends import get_backend, SimpleBackend

from astakos.im import settings

from astakos.im import auth_providers

import logging

import time

import astakos.im.messages as astakos_messages

import urlparse

import urllib

logger = logging.getLogger(__name__)

import oauth2 as oauth

import cgi

signature_method = oauth.SignatureMethod_HMAC_SHA1()

OAUTH_CONSUMER_KEY = settings.GOOGLE_CLIENT_ID

OAUTH_CONSUMER_SECRET = settings.GOOGLE_SECRET

consumer = oauth.Consumer(key=OAUTH_CONSUMER_KEY, secret=OAUTH_CONSUMER_SECRET)

client = oauth.Client(consumer)

token_scope = 'https://www.googleapis.com/auth/userinfo.profile https://www.googleapis.com/auth/userinfo.email'

authenticate_url = 'https://accounts.google.com/o/oauth2/auth'

access_token_url = 'https://www.googleapis.com/oauth2/v1/tokeninfo'

request_token_url = 'https://accounts.google.com/o/oauth2/token'

def get_redirect_uri():

    return "%s%s" % (settings.BASEURL,

                   reverse('astakos.im.target.google.authenticated'))

@requires_auth_provider('google', login=True)

@require_http_methods(["GET", "POST"])

def login(request):

    params = {

        'scope': token_scope,

        'response_type': 'code',

        'redirect_uri': get_redirect_uri(),

        'client_id': settings.GOOGLE_CLIENT_ID

    }

    url = "%s?%s" % (authenticate_url, urllib.urlencode(params))

    return HttpResponseRedirect(url)

@requires_auth_provider('google', login=True)

@require_http_methods(["GET", "POST"])

def authenticated(

    request,

    template='im/third_party_check_local.html',

    extra_context={}

):

    # TODO: Handle errors, e.g. error=access_denied

    try:

        code = request.GET.get('code', None)

        params = {

            'code': code,

            'client_id': settings.GOOGLE_CLIENT_ID,

            'client_secret': settings.GOOGLE_SECRET,

            'redirect_uri': get_redirect_uri(),

            'grant_type': 'authorization_code'

        }

        get_token_url = "%s" % (request_token_url,)

        resp, content = client.request(get_token_url, "POST",

                                       body=urllib.urlencode(params))

        token = json.loads(content).get('access_token', None)

        resp, content = client.request("%s?access_token=%s" % (access_token_url,

                                                               token) , "GET")

        access_token_data = json.loads(content)

    except Exception, e:

        messages.error(request, 'Invalid Google response. Please contact support')

        return HttpResponseRedirect(reverse('edit_profile'))

    userid = access_token_data['user_id']

    username = access_token_data.get('email', None)

    provider_info = access_token_data

    affiliation = 'Google.com'

    # an existing user accessed the view

    if request.user.is_authenticated():

        if request.user.has_auth_provider('google', identifier=userid):

            return HttpResponseRedirect(reverse('edit_profile'))

        # automatically add eppn provider to user

        user = request.user

        if not request.user.can_add_auth_provider('google',

                                                  identifier=userid):

            messages.error(request, _(astakos_messages.AUTH_PROVIDER_ADD_FAILED) +

                          u' ' + _(astakos_messages.AUTH_PROVIDER_ADD_EXISTS))

            return HttpResponseRedirect(reverse('edit_profile'))

        user.add_auth_provider('google', identifier=userid,

                               affiliation=affiliation,

                               provider_info=provider_info)

        messages.success(request, astakos_messages.AUTH_PROVIDER_ADDED)

        return HttpResponseRedirect(reverse('edit_profile'))

    try:

        # astakos user exists ?

        user = AstakosUser.objects.get_auth_provider_user(

            'google',

            identifier=userid

        )

        if user.is_active:

            # authenticate user

            response = prepare_response(request,

                                    user,

                                    request.GET.get('next'),

                                    'renew' in request.GET)

            response.set_cookie('astakos_last_login_method', 'google')

            return response

        else:

            message = user.get_inactive_message()

            messages.error(request, message)

            return HttpResponseRedirect(reverse('login'))

    except AstakosUser.DoesNotExist, e:

        provider = auth_providers.get_provider('google')

        if not provider.is_available_for_create():

            messages.error(request,

                           _(astakos_messages.AUTH_PROVIDER_NOT_ACTIVE) % provider.get_title_display)

            return HttpResponseRedirect(reverse('login'))

        # eppn not stored in astakos models, create pending profile

        user, created = PendingThirdPartyUser.objects.get_or_create(

            third_party_identifier=userid,

            provider='google',

        )

        # update pending user

        user.affiliation = affiliation

        user.info = json.dumps(provider_info)

        user.generate_token()

        user.save()

        extra_context['provider'] = 'google'

        extra_context['provider_title'] = 'google'

        extra_context['token'] = user.token

        extra_context['signup_url'] = reverse('signup') + \

                                    "?third_party_token=%s" % user.token

        return render_response(

            template,

            context_instance=get_context(request, extra_context)

        )

# Copyright 2011-2012 GRNET S.A. All rights reserved.

#

# Redistribution and use in source and binary forms, with or

# without modification, are permitted provided that the following

# conditions are met:

#

#   1. Redistributions of source code must retain the above

#      copyright notice, this list of conditions and the following

#      disclaimer.

#

#   2. Redistributions in binary form must reproduce the above

#      copyright notice, this list of conditions and the following

#      disclaimer in the documentation and/or other materials

#      provided with the distribution.

#

# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

# POSSIBILITY OF SUCH DAMAGE.

#

# The views and conclusions contained in the software and

# documentation are those of the authors and should not be

# interpreted as representing official policies, either expressed

# or implied, of GRNET S.A.

import json

from django.http import HttpResponseBadRequest

from django.utils.translation import ugettext as _

from django.contrib import messages

from django.template import RequestContext

from django.views.decorators.http import require_http_methods

from django.http import HttpResponseRedirect

from django.core.urlresolvers import reverse

from django.core.exceptions import ImproperlyConfigured

from django.shortcuts import get_object_or_404

from urlparse import urlunsplit, urlsplit

from astakos.im.util import prepare_response, get_context

from astakos.im.views import requires_anonymous, render_response, \

        requires_auth_provider

from astakos.im.settings import ENABLE_LOCAL_ACCOUNT_MIGRATION, BASEURL

from astakos.im.models import AstakosUser, PendingThirdPartyUser

from astakos.im.forms import LoginForm

from astakos.im.activation_backends import get_backend, SimpleBackend

from astakos.im import settings

from astakos.im import auth_providers

import astakos.im.messages as astakos_messages

import logging

logger = logging.getLogger(__name__)

import oauth2 as oauth

import cgi

consumer = oauth.Consumer(settings.LINKEDIN_TOKEN, settings.LINKEDIN_SECRET)

client = oauth.Client(consumer)

request_token_url      = 'https://api.linkedin.com/uas/oauth/requestToken?scope=r_basicprofile+r_emailaddress'

access_token_url       = 'https://api.linkedin.com/uas/oauth/accessToken'

authenticate_url       = 'https://www.linkedin.com/uas/oauth/authorize'

@requires_auth_provider('linkedin', login=True)

@require_http_methods(["GET", "POST"])

def login(request):

    resp, content = client.request(request_token_url, "GET")

    if resp['status'] != '200':

        messages.error(request, 'Invalid linkedin response')

        return HttpResponseRedirect(reverse('edit_profile'))

    print "111111111111", "RESP", "CONTENT", resp, content

    request_token = dict(cgi.parse_qsl(content))

    print request_token

    request.session['request_token'] = request_token

    url = request_token.get('xoauth_request_auth_url') + "?oauth_token=%s" % request_token.get('oauth_token')

    return HttpResponseRedirect(url)

@requires_auth_provider('linkedin', login=True)

@require_http_methods(["GET", "POST"])

def authenticated(

    request,

    template='im/third_party_check_local.html',

    extra_context={}

):

    if request.GET.get('denied'):

        return HttpResponseRedirect(reverse('edit_profile'))

    if not 'request_token' in request.session:

        messages.error(request, 'linkedin handshake failed')

        return HttpResponseRedirect(reverse('edit_profile'))

    token = oauth.Token(request.session['request_token']['oauth_token'],

        request.session['request_token']['oauth_token_secret'])

    token.set_verifier(request.GET.get('oauth_verifier'))

    client = oauth.Client(consumer, token)

    resp, content = client.request(access_token_url, "POST")

    if resp['status'] != '200':

        try:

            del request.session['request_token']

        except:

            pass

        messages.error(request, 'Invalid linkedin token response')

        return HttpResponseRedirect(reverse('edit_profile'))

    access_token = dict(cgi.parse_qsl(content))

    print "ACCESS", access_token

    token = oauth.Token(access_token['oauth_token'],

        access_token['oauth_token_secret'])

    client = oauth.Client(consumer, token)

    resp, content = client.request("http://api.linkedin.com/v1/people/~:(id,first-name,last-name,industry,email-address)?format=json", "GET")

    if resp['status'] != '200':

        print resp, content

        try:

            del request.session['request_token']

        except:

            pass

        messages.error(request, 'Invalid linkedin profile response')

        return HttpResponseRedirect(reverse('edit_profile'))

    profile_data = json.loads(content)

    userid = profile_data['id']

    username = profile_data.get('emailAddress', None)

    realname = profile_data.get('firstName', '') + ' ' + profile_data.get('lastName', '')

    provider_info = profile_data

    affiliation = 'linkedin.com'

    # an existing user accessed the view

    if request.user.is_authenticated():

        if request.user.has_auth_provider('linkedin', identifier=userid):

            return HttpResponseRedirect(reverse('edit_profile'))

        # automatically add eppn provider to user

        user = request.user

        if not request.user.can_add_auth_provider('linkedin',

                                                  identifier=userid):

            messages.error(request, _(astakos_messages.AUTH_PROVIDER_ADD_FAILED) +

                          u' ' + _(astakos_messages.AUTH_PROVIDER_ADD_EXISTS))

            return HttpResponseRedirect(reverse('edit_profile'))

        user.add_auth_provider('linkedin', identifier=userid,

                               affiliation=affiliation,

                               provider_info=provider_info)

        messages.success(request, astakos_messages.AUTH_PROVIDER_ADDED)

        return HttpResponseRedirect(reverse('edit_profile'))

    try:

        # astakos user exists ?

        user = AstakosUser.objects.get_auth_provider_user(

            'linkedin',

            identifier=userid

        )

        if user.is_active:

            # authenticate user

            response = prepare_response(request,

                                    user,

                                    request.GET.get('next'),

                                    'renew' in request.GET)

            response.set_cookie('astakos_last_login_method', 'linkedin')

            return response

        else:

            message = user.get_inactive_message()

            messages.error(request, message)

            return HttpResponseRedirect(reverse('login'))

    except AstakosUser.DoesNotExist, e:

        provider = auth_providers.get_provider('linkedin')

        if not provider.is_available_for_create():

            messages.error(request,

                           _(astakos_messages.AUTH_PROVIDER_NOT_ACTIVE) % provider.get_title_display)

            return HttpResponseRedirect(reverse('login'))

        # eppn not stored in astakos models, create pending profile

        user, created = PendingThirdPartyUser.objects.get_or_create(

            third_party_identifier=userid,

            provider='linkedin',

        )

        # update pending user

        user.realname = realname

        user.affiliation = affiliation

        user.info = json.dumps(provider_info)

        user.generate_token()

        user.save()

        extra_context['provider'] = 'linkedin'

        extra_context['provider_title'] = 'linkedin'

        extra_context['token'] = user.token

        extra_context['signup_url'] = reverse('signup') + \

                                    "?third_party_token=%s" % user.token

        return render_response(

            template,

            context_instance=get_context(request, extra_context)

        )

<h2><a href="{{ provider.add_url }}">{{ provider.get_login_prompt_display }} {{ provider.get_title_display }}</a></h2>

<br />{{ provider.get_login_prompt_display }}

<a href="{{ provider.add_url }}?{% ifnotequal next "" %}&next={{ next|urlencode }}{% endifnotequal %}{% ifnotequal code ""%}{% if next != "" %}&{% else %}?{% endif %}code={{ code }}{% endifnotequal %}"

  alt="{{ provider.get_title_display }}">{{ provider.get_title_display }}</a>

if 'google' in IM_MODULES:

    urlpatterns += patterns('astakos.im.target',

                            url(r'^login/goggle/?$', 'google.login'),

                            url(r'^login/google/authenticated/?$',

                                'google.authenticated'),

                            )

if 'linkedin' in IM_MODULES:

    urlpatterns += patterns('astakos.im.target',

                            url(r'^login/linkedin/?$', 'linkedin.login'),

                            url(r'^login/linkedin/authenticated/?$',

                                'linkedin.authenticated'),

                            )