def logout(request):
session_id = request.session.get('sessionid')
if session_id:
UOWSClient().logout(session_id)
django_logout(request)
request.session.flush()
return redirect('index')
def authenticate(token=None):
"""
Checks that the given session ID (token) is still valid and returns an appropriate user object.
If this is the first time a user has logged in a new user object is created.
A users permissions (staff/superuser) is also set based on calls to ICAT.
"""
with UOWSClient() as client:
if client.check_session(token):
person = client.get_person(token)
try:
user = User.objects.get(username=person['usernumber'])
except User.DoesNotExist:
user = User(username=person['usernumber'],
password='******',
first_name=person['first_name'],
last_name=person['last_name'],
email=person['email'])
with ICATCache() as icat:
# Make sure user has correct permissions set. This will be checked upon each login
user.is_superuser = icat.is_admin(int(
person['usernumber']))
user.is_staff = (icat.is_instrument_scientist(
int(person['usernumber'])) or user.is_superuser)
user.save()
return user
return None
def logout(request):
"""
Render the logout page
"""
session_id = request.session.get('sessionid')
if session_id:
UOWSClient().logout(session_id)
django_logout(request)
request.session.flush()
return redirect('overview')
def index(request):
"""
Render the index page
"""
return_url = UOWS_LOGIN_URL + request.build_absolute_uri()
if request.GET.get('next'):
return_url = UOWS_LOGIN_URL + request.build_absolute_uri(
request.GET.get('next'))
use_query_next = request.build_absolute_uri(request.GET.get('next'))
default_next = 'overview'
authenticated = False
if DEVELOPMENT_MODE:
user = authenticate(
username="******",
password="******",
backend="django.contrib.auth.backends.ModelBackend")
login(request, user)
authenticated = True
else:
if 'sessionid' in request.session.keys():
authenticated = request.user.is_authenticated \
and UOWSClient().check_session(request.session['sessionid'])
if authenticated:
if request.GET.get('next'):
return_url = use_query_next
else:
return_url = default_next
elif request.GET.get('sessionid'):
request.session['sessionid'] = request.GET.get('sessionid')
user = authenticate(token=request.GET.get('sessionid'))
if user is not None:
if user.is_active:
login(request, user)
if request.GET.get('next'):
return_url = use_query_next
else:
return_url = default_next
return redirect(return_url)
def index(request):
return_url = UOWS_LOGIN_URL + request.build_absolute_uri()
if request.GET.get('next'):
return_url = UOWS_LOGIN_URL + request.build_absolute_uri(request.GET.get('next'))
use_query_next = request.build_absolute_uri(request.GET.get('next'))
default_next = 'run_list'
authenticated = False
if DEVELOPMENT_MODE:
user = authenticate(username="******", password="******")
login(request, user)
authenticated = True
else:
authenticated = request.user.is_authenticated() and 'sessionid' in request.session and UOWSClient().check_session(request.session['sessionid'])
if authenticated:
if request.GET.get('next'):
return_url = use_query_next
else:
return_url = default_next
elif request.GET.get('sessionid'):
request.session['sessionid'] = request.GET.get('sessionid')
user = authenticate(token=request.GET.get('sessionid'))
if user is not None:
if user.is_active:
login(request, user)
if request.GET.get('next'):
return_url = use_query_next
else:
return_url = default_next
return redirect(return_url)