def registration(request, attribute_set='default',
template_name='openid/registration_form.html',
form_class=OpenIDLoginForm):
""" Try to submit all the registration attributes for mojeID registration"""
registration_url = getattr(settings, 'MOJEID_REGISTRATION_URL',
MOJEID_REGISTRATION_URL)
# Realm should be always something like 'https://example.org/openid/'
realm = getattr(settings, 'MOJEID_REALM',
request.build_absolute_uri(reverse(top)))
user = OpenIDBackend.get_user_from_request(request)
user_id = user.pk if user else None
# Create Nonce
nonce = Nonce(server_url=realm, user_id=user_id)
nonce.save()
fields = []
attributes = [x for x in get_attributes(attribute_set) if x.type == 'attribute']
# Append attributes to creation request if user is valid
if user:
for attribute in attributes:
form_attr = attribute.registration_form_attrs_html(user_id)
if form_attr:
fields.append(form_attr)
# Render the redirection template
return render_to_response(
template_name,
{
'fields': fields,
'action': registration_url,
'realm': realm,
'nonce': nonce.registration_nonce,
},
context_instance=RequestContext(request)
)
def disassociate(request):
"""
Disassociate current user with OpenID
"""
# Get the User
user = OpenIDBackend.get_user_from_request(request)
if not user:
raise Http404
# Get OpenID association
association = OpenIDBackend.get_user_association(user)
if not association:
raise Http404
# Remove the association
association.delete()
# Redirect back
redirect = OpenIDBackend.get_redirect_to(request)
redirect = redirect if redirect else getattr(settings, 'LOGIN_REDIRECT_URL', '/')
return HttpResponseRedirect(sanitise_redirect_url(redirect))
def disassociate(request):
"""
Disassociate current user with OpenID
"""
# Get the User
user = OpenIDBackend.get_user_from_request(request)
if not user:
raise Http404
# Get OpenID association
association = OpenIDBackend.get_user_association(user)
if not association:
raise Http404
# Remove the association
association.delete()
# Redirect back
redirect = OpenIDBackend.get_redirect_to(request)
redirect = redirect if redirect else getattr(settings, 'LOGIN_REDIRECT_URL', '/')
return HttpResponseRedirect(sanitise_redirect_url(redirect))
def login_show(request, login_template='openid/login.html',
associate_template='openid/associate.html',
form_class=OpenIDLoginForm):
"""
Render a template to show the login/associate form form.
"""
redirect_to = OpenIDBackend.get_redirect_to(request)
login_form = form_class(request.POST or None)
user = OpenIDBackend.get_user_from_request(request)
template_name = associate_template if user else login_template
return render_to_response(
template_name,
{
'form': login_form,
'action': reverse('openid-init'),
OpenIDBackend.get_redirect_field_name(): redirect_to
},
context_instance=RequestContext(request)
)
def registration(request, attribute_set='default',
template_name='openid/registration_form.html'):
""" Try to submit all the registration attributes for mojeID registration"""
# Realm should be always something like 'https://example.org/openid/'
realm = getattr(settings, 'MOJEID_REALM',
request.build_absolute_uri(reverse(top)))
user = OpenIDBackend.get_user_from_request(request)
user_id = user.pk if user else None
# Create Nonce
nonce = Nonce(server_url=realm, user_id=user_id,
timestamp=time.time(), salt=randomString(35, NONCE_CHARS))
nonce.save()
fields = []
attributes = [x for x in get_attributes(attribute_set) if x.type == 'attribute']
# Append attributes to creation request if user is valid
if user:
for attribute in attributes:
form_attr = attribute.registration_form_attrs_html(user_id)
if form_attr:
fields.append(form_attr)
# Render the redirection template
return render_to_response(
template_name,
{
'fields': fields,
'action': get_registration_url(),
'realm': realm,
'nonce': nonce.registration_nonce,
},
context_instance=RequestContext(request)
)
def login_complete(request):
# Get addres where to redirect after the login
redirect_to = sanitise_redirect_url(OpenIDBackend.get_redirect_to(request))
# Get OpenID response and test whether it is valid
attribute_set, lang, openid_response = parse_openid_response(request)
# Set language
activate_lang(lang)
if not openid_response:
return render_failure(request, errors.EndpointError())
# Check whether the user is already logged in
user_orig = OpenIDBackend.get_user_from_request(request)
user_model = get_user_model()
if openid_response.status == SUCCESS:
try:
if user_orig:
# Send a signal to obtain HttpResponse
resp = associate_user.send(sender=__name__, request=request,
openid_response=openid_response,
attribute_set=attribute_set,
redirect=redirect_to)
resp = [r[1] for r in resp if isinstance(r[1], HttpResponse)]
if resp:
# Return first valid response
return resp[0]
# Create association with currently logged in user
OpenIDBackend.associate_openid_response(user_orig, openid_response)
else:
# Authenticate mojeID user.
# Send a signal to obtain HttpResponse
resp = authenticate_user.send(sender=__name__, request=request,
openid_response=openid_response,
attribute_set=attribute_set,
redirect=redirect_to)
resp = [r[1] for r in resp if isinstance(r[1], HttpResponse)]
if resp:
# Return first valid response
return resp[0]
# Perform a default action
user_new = OpenIDBackend.authenticate_using_all_backends(
openid_response=openid_response, attribute_set=attribute_set)
if not user_new:
# Failed to create a user
return render_failure(request, errors.UnknownUser())
if not OpenIDBackend.is_user_active(user_new):
# user is deactivated
return render_failure(request, errors.DisabledAccount(user_new))
# Create an association with the new user
OpenIDBackend.associate_user_with_session(request, user_new)
except DjangoOpenIDException as e:
# Something went wrong
user_id = None
try:
# Try to get user id
user_id = UserOpenID.objects.get(claimed_id=openid_response.identity_url).user_id
except (UserOpenID.DoesNotExist, user_model.DoesNotExist):
# Report an error with identity_url
user_login_report.send(sender=__name__,
request=request,
username=openid_response.identity_url,
method='openid',
success=False)
# Report an error with the username
user_login_report.send(sender=__name__,
request=request,
username=openid_response.identity_url,
user_id=user_id,
method='openid',
success=False)
# Render the failure page
return render_failure(request, errors.AuthenticationFailed(e))
response = HttpResponseRedirect(redirect_to)
# Send signal to log the successful login attempt
user_login_report.send(sender=__name__,
request=request,
user_id=user_orig.id if user_orig else user_new.id,
method='openid',
success=True)
return response
# Render other failures
elif openid_response.status == FAILURE:
user_login_report.send(sender=__name__,
request=request,
username=openid_response.identity_url,
method='openid',
success=False)
return render_failure(request, errors.OpenIDAuthenticationFailed(openid_response))
elif openid_response.status == CANCEL:
user_login_report.send(sender=__name__,
request=request,
username=openid_response.identity_url,
method='openid',
success=False)
return render_failure(request, errors.OpenIDAuthenticationCanceled())
else:
user_login_report.send(sender=__name__,
request=request,
username=openid_response.identity_url,
method='openid',
success=False)
return render_failure(request, errors.OpenIDUnknownResponseType(openid_response))
def login_complete(request):
# Get addres where to redirect after the login
redirect_to = sanitise_redirect_url(
request.session.get(mojeid_settings.MOJEID_SESSION_NEXT_PAGE_ATTR))
attribute_set = request.session.get(SESSION_ATTR_SET_KEY, 'default')
# clean the session
if mojeid_settings.MOJEID_SESSION_NEXT_PAGE_ATTR in request.session:
del request.session[mojeid_settings.MOJEID_SESSION_NEXT_PAGE_ATTR]
if SESSION_ATTR_SET_KEY in request.session:
del request.session[SESSION_ATTR_SET_KEY]
# Get OpenID response and test whether it is valid
endpoint = create_service()
message = Message.fromPostArgs(request.REQUEST)
consumer = MojeIDConsumer(DjangoOpenIDStore())
try:
openid_response = consumer.complete(
message, endpoint, request.build_absolute_uri())
except HTTPFetchingError:
# if not using association and can't contact MojeID server
return render_failure(request, errors.EndpointError())
# Check whether the user is already logged in
user_orig = OpenIDBackend.get_user_from_request(request)
user_model = get_user_model()
if openid_response.status == SUCCESS:
try:
if user_orig:
# Send a signal to obtain HttpResponse
resp = associate_user.send(
sender=__name__, request=request, openid_response=openid_response,
attribute_set=attribute_set, redirect=redirect_to
)
resp = [r[1] for r in resp if isinstance(r[1], HttpResponse)]
if resp:
# Return first valid response
return resp[0]
# Create association with currently logged in user
OpenIDBackend.associate_openid_response(user_orig, openid_response)
else:
# Authenticate mojeID user.
# Send a signal to obtain HttpResponse
resp = authenticate_user.send(
sender=__name__, request=request, openid_response=openid_response,
attribute_set=attribute_set, redirect=redirect_to
)
resp = [r[1] for r in resp if isinstance(r[1], HttpResponse)]
if resp:
# Return first valid response
return resp[0]
# Perform a default action
user_new = OpenIDBackend.authenticate_using_all_backends(
openid_response=openid_response, attribute_set=attribute_set)
if not user_new:
# Failed to create a user
return render_failure(request, errors.UnknownUser())
if not OpenIDBackend.is_user_active(user_new):
# user is deactivated
return render_failure(request, errors.DisabledAccount(user_new))
# Create an association with the new user
OpenIDBackend.associate_user_with_session(request, user_new)
except DjangoOpenIDException as e:
# Something went wrong
user_id = None
try:
# Try to get user id
user_id = UserOpenID.objects.get(claimed_id=openid_response.identity_url).user_id
except (UserOpenID.DoesNotExist, user_model.DoesNotExist):
# Report an error with identity_url
user_login_report.send(
sender=__name__, request=request, username=openid_response.identity_url,
method='openid', success=False
)
# Report an error with the username
user_login_report.send(
sender=__name__, request=request, username=openid_response.identity_url,
user_id=user_id, method='openid', success=False
)
# Render the failure page
return render_failure(request, errors.AuthenticationFailed(e))
response = HttpResponseRedirect(redirect_to)
# Send signal to log the successful login attempt
user_login_report.send(
sender=__name__, request=request,
user_id=user_orig.id if user_orig else user_new.id, method='openid', success=True
)
return response
# Render other failures
elif openid_response.status == FAILURE:
user_login_report.send(
sender=__name__, request=request, username=openid_response.identity_url,
method='openid', success=False
)
return render_failure(request, errors.OpenIDAuthenticationFailed(openid_response))
elif openid_response.status == CANCEL:
user_login_report.send(
sender=__name__, request=request, username=openid_response.identity_url,
method='openid', success=False
)
return render_failure(request, errors.OpenIDAuthenticationCanceled())
else:
user_login_report.send(
sender=__name__, request=request, username=openid_response.identity_url,
method='openid', success=False
)
return render_failure(request, errors.OpenIDUnknownResponseType(openid_response))
