def get(self, request, *args, **kwargs):
"""
(2.1) As a credential requestor, /login accepts three optional
parameters:
1. ``service``: the identifier of the application the client is
accessing. We assume this identifier to be a URL.
2. ``renew``: requires a client to present credentials
regardless of any existing single sign-on session.
3. ``gateway``: causes the client to not be prompted for
credentials. If a single sign-on session exists the user
will be logged in and forwarded to the specified service.
Otherwise, the user remains logged out and is forwarded to
the specified service.
"""
service = request.GET.get('service')
renew = to_bool(request.GET.get('renew'))
gateway = to_bool(request.GET.get('gateway'))
#if (service and service.find("genomics")!= -1) :
# service=request.build_absolute_uri().split("service=")[1]
if renew:
logger.debug("Renew request received by credential requestor")
elif gateway and service:
logger.debug("Gateway request received by credential requestor")
if is_authenticated(request.user):
st = ServiceTicket.objects.create_ticket(service=service,
user=request.user)
if self.warn_user():
return redirect('cas_warn',
params={
'service': service,
'ticket': st.ticket
})
return redirect(service, params={'ticket': st.ticket})
else:
#ipdb.set_trace();
return redirect(service)
elif is_authenticated(request.user):
if service:
logger.debug(
"Service ticket request received by credential requestor")
st = ServiceTicket.objects.create_ticket(service=service,
user=request.user)
#ipdb.set_trace();
if self.warn_user():
return redirect('cas_warn',
params={
'service': service,
'ticket': st.ticket
})
return redirect(service, params={'ticket': st.ticket})
else:
msg = _("You are logged in as %s") % request.user
messages.success(request, msg)
return super(LoginView, self).get(request, *args, **kwargs)
def test_to_bool(self):
"""
Any string value should evaluate as ``True``. Empty strings
or strings of whitespace should evaluate as ``False``.
"""
self.assertTrue(to_bool('true'))
self.assertTrue(to_bool('1'))
self.assertFalse(to_bool(None))
self.assertFalse(to_bool(''))
self.assertFalse(to_bool(' '))
def test_to_bool(self):
"""
Any string value should evaluate as ``True``. Empty strings
or strings of whitespace should evaluate as ``False``.
"""
self.assertTrue(to_bool('true'))
self.assertTrue(to_bool('1'))
self.assertFalse(to_bool(None))
self.assertFalse(to_bool(''))
self.assertFalse(to_bool(' '))
def get(self, request, *args, **kwargs):
"""
(2.1) As a credential requestor, /login accepts three optional
parameters:
1. ``service``: the identifier of the application the client is
accessing. We assume this identifier to be a URL.
2. ``renew``: requires a client to present credentials
regardless of any existing single sign-on session.
3. ``gateway``: causes the client to not be prompted for
credentials. If a single sign-on session exists the user
will be logged in and forwarded to the specified service.
Otherwise, the user remains logged out and is forwarded to
the specified service.
"""
service = request.GET.get('service')
renew = to_bool(request.GET.get('renew'))
gateway = to_bool(request.GET.get('gateway'))
if renew:
logger.debug("Renew request received by credential requestor")
elif gateway and service:
logger.debug("Gateway request received by credential requestor")
if request.user.is_authenticated():
st = ServiceTicket.objects.create_ticket(service=service,
user=request.user)
if self.warn_user():
return redirect('cas_warn', params={'service': service,
'ticket': st.ticket})
return redirect(service, params={'ticket': st.ticket})
else:
params = request.GET.copy()
params.pop('service', None)
params.pop('renew', None)
return redirect(service, params=params)
elif request.user.is_authenticated():
if service:
logger.debug("Service ticket request received "
"by credential requestor")
st = ServiceTicket.objects.create_ticket(service=service,
user=request.user)
if self.warn_user():
return redirect('cas_warn', params={'service': service,
'ticket': st.ticket})
return redirect(service, params={'ticket': st.ticket})
else:
msg = _("You are logged in as %s") % request.user
messages.success(request, msg)
return super(CustomLoginView, self).get(request, *args, **kwargs)
def post(self, request, *args, **kwargs):
form = self.form_class(request.POST)
if form.is_valid():
external_id = form.cleaned_data['external_id']
publisherusername = form.cleaned_data['publisher']
price = form.cleaned_data['price']
new_token = to_bool(request.GET.get('new_token', None))
try:
article = Article.objects.get(
publisher__username=publisherusername,
external_id=external_id)
except ObjectDoesNotExist:
return bad_request("Article referenced does not exist")
if article.price != price:
return bad_request("Price has changed since submission")
purchase = Purchase(article=article,
price=price,
buyer=request.user)
purchase.save()
request.user.balance = request.user.balance - purchase.price
request.user.save()
publisher = User.objects.get(username=publisherusername)
publisher.balance = publisher.balance + purchase.price
publisher.save()
if new_token != None:
st = ServiceTicket.objects.create_ticket(
service=publisherusername + '.com', user=request.user)
return cas_redirect(article.url, params={'token': st.ticket})
else:
return redirect(article.url)
return render(request, self.template_name, {'form': form})
def get_context_data(self, **kwargs):
service = self.request.GET.get('service')
ticket = self.request.GET.get('ticket')
pgturl = self.request.GET.get('pgtUrl')
renew = to_bool(self.request.GET.get('renew'))
try:
if not ticket or ticket.startswith(ProxyTicket.TICKET_PREFIX):
# If no ticket parameter is present, attempt to validate it
# anyway so the appropriate error is raised
pt, attributes, pgt, proxies = validate_proxy_ticket(
service, ticket, pgturl=pgturl)
return {
'ticket': pt,
'pgt': pgt,
'attributes': attributes,
'proxies': proxies,
'error': None
}
else:
st, attributes, pgt = validate_service_ticket(service,
ticket,
pgturl=pgturl,
renew=renew)
return {
'ticket': st,
'pgt': pgt,
'attributes': attributes,
'proxies': None,
'error': None
}
except ValidationError as e:
logger.warning("%s %s" % (e.code, e))
return {'ticket': None, 'error': e}
def get_context_data(self, **kwargs):
service = self.request.GET.get('service')
ticket = self.request.GET.get('ticket')
pgturl = self.request.GET.get('pgtUrl')
renew = to_bool(self.request.GET.get('renew'))
st, pgt, error = validate_service_ticket(service, ticket, pgturl, renew)
attributes = get_attributes(st.user, st.service) if st else None
return {'ticket': st, 'pgt': pgt, 'error': error, 'attributes': attributes}
def get(self, request, *args, **kwargs):
self.request.session['service'] = self.request.GET.get('service')
service = request.GET.get('service')
renew = to_bool(request.GET.get('renew'))
gateway = to_bool(request.GET.get('gateway'))
if renew:
logger.debug("Renew request received by credential requestor")
elif gateway and service:
logger.debug("Gateway request received by credential requestor")
if request.user.is_authenticated():
st = ServiceTicket.objects.create_ticket(service=service,
user=request.user)
if self.warn_user():
return redirect('cas_warn',
params={
'service': service,
'ticket': st.ticket
})
return redirect(service, params={'ticket': st.ticket})
else:
return redirect(service)
elif request.user.is_authenticated():
if service:
logger.debug("Service ticket request received by "
"credential requestor")
st = ServiceTicket.objects.create_ticket(service=service,
user=request.user)
if self.warn_user():
return redirect('cas_warn',
params={
'service': service,
'ticket': st.ticket
})
return redirect(service, params={'ticket': st.ticket})
else:
msg = _("You are logged in as %s") % request.user
messages.success(request, msg)
return redirect('home')
return super(LoginView, self).get(request, *args, **kwargs)
def get_context_data(self, **kwargs):
service = self.request.GET.get('service')
ticket = self.request.GET.get('ticket')
pgturl = self.request.GET.get('pgtUrl')
renew = to_bool(self.request.GET.get('renew'))
st, pgt, error = self.validate_service_ticket(service, ticket,
pgturl, renew)
attributes = self.get_attributes(st.user, st.service) if st else None
return {'ticket': st, 'pgt': pgt, 'error': error,
'attributes': attributes}
def get(self, request, *args, **kwargs):
service = request.GET.get('service')
ticket = request.GET.get('ticket')
renew = to_bool(request.GET.get('renew'))
st, pgt, error = validate_service_ticket(service, ticket, None, renew)
if st:
content = "yes\n%s\n" % st.user.get_username()
else:
content = "no\n\n"
return HttpResponse(content=content, content_type='text/plain')
def get(self, request, *args, **kwargs):
service = request.GET.get('service')
ticket = request.GET.get('ticket')
renew = to_bool(request.GET.get('renew'))
st, pgt, error = validate_service_ticket(service, ticket, None, renew)
if st:
content = "yes\n%s\n" % st.user.get_username()
else:
content = "no\n\n"
return HttpResponse(content=content, content_type='text/plain')
def get(self, request, *args, **kwargs):
service = request.GET.get('service')
ticket = request.GET.get('ticket')
renew = to_bool(request.GET.get('renew'))
try:
st, attributes, pgt = validate_service_ticket(service, ticket, renew=renew)
content = "yes\n%s\n" % st.user.get_username()
except ValidationError:
content = "no\n\n"
return HttpResponse(content=content, content_type='text/plain')
def get_context_data(self, **kwargs):
service = self.request.GET.get('service')
ticket = self.request.GET.get('ticket')
pgturl = self.request.GET.get('pgtUrl')
renew = to_bool(self.request.GET.get('renew'))
try:
st, attributes, pgt = validate_service_ticket(service, ticket, pgturl=pgturl, renew=renew)
return {'ticket': st, 'pgt': pgt, 'attributes': attributes, 'error': None}
except ValidationError as e:
logger.warning("%s %s" % (e.code, e))
return {'ticket': None, 'error': e}
def get(self, request, *args, **kwargs):
self.request.session['service'] = self.request.GET.get('service')
service = request.GET.get('service')
renew = to_bool(request.GET.get('renew'))
gateway = to_bool(request.GET.get('gateway'))
if renew:
logger.debug("Renew request received by credential requestor")
elif gateway and service:
logger.debug("Gateway request received by credential requestor")
if request.user.is_authenticated():
st = ServiceTicket.objects.create_ticket(service=service,
user=request.user)
if self.warn_user():
return redirect('cas_warn', params={'service': service,
'ticket': st.ticket})
return redirect(service, params={'ticket': st.ticket})
else:
return redirect(service)
elif request.user.is_authenticated():
if service:
logger.debug("Service ticket request received by "
"credential requestor")
st = ServiceTicket.objects.create_ticket(service=service,
user=request.user)
if self.warn_user():
return redirect('cas_warn', params={'service': service,
'ticket': st.ticket})
return redirect(service, params={'ticket': st.ticket})
else:
msg = _("You are logged in as %s") % request.user
messages.success(request, msg)
return redirect('home')
return super(LoginView, self).get(request, *args, **kwargs)
def get_context_data(self, **kwargs):
service = self.request.GET.get('service')
ticket = self.request.GET.get('ticket')
pgturl = self.request.GET.get('pgtUrl')
renew = to_bool(self.request.GET.get('renew'))
if not ticket or ticket.startswith(ProxyTicket.TICKET_PREFIX):
# If no ticket parameter is present, attempt to validate it
# anyway so the appropriate error is raised
t, pgt, proxies, error = validate_proxy_ticket(service, ticket, pgturl)
else:
t, pgt, error = validate_service_ticket(service, ticket, pgturl, renew)
proxies = None
attributes = get_attributes(t.user, t.service) if t else None
return {'ticket': t, 'pgt': pgt, 'proxies': proxies,
'error': error, 'attributes': attributes}
def get_context_data(self, **kwargs):
service = self.request.GET.get('service')
ticket = self.request.GET.get('ticket')
pgturl = self.request.GET.get('pgtUrl')
renew = to_bool(self.request.GET.get('renew'))
if not ticket or ticket.startswith(ProxyTicket.TICKET_PREFIX):
# If no ticket parameter is present, attempt to validate it
# anyway so the appropriate error is raised
t, pgt, proxies, error = self.validate_proxy_ticket(service,
ticket, pgturl)
else:
t, pgt, error = self.validate_service_ticket(service, ticket,
pgturl, renew)
proxies = None
attributes = self.get_attributes(t.user, t.service) if t else None
return {'ticket': t, 'pgt': pgt, 'proxies': proxies,
'error': error, 'attributes': attributes}
def get(self, request, *args, **kwargs):
publisherusername = request.GET.get('publisher', None)
external_id = request.GET.get('id', None)
new_token = to_bool(request.GET.get('new_token', None))
if publisherusername == None or external_id == None:
return bad_request("Invalid Parameters")
try:
article = Article.objects.get(
publisher__username=publisherusername, external_id=external_id)
except ObjectDoesNotExist:
return bad_request("Article referenced does not exist")
purchase = Purchase.objects.filter(article=article, buyer=request.user)
if purchase.exists():
if new_token != None:
publisher = User.objects.get(username=publisherusername)
st = ServiceTicket.objects.create_ticket(
service=publisherusername + '.com', user=request.user)
return cas_redirect(article.url, params={'token': st.ticket})
else:
return redirect(article.url)
try:
publisher = User.objects.get(username=publisherusername)
except ObjectDoesNotExist:
return bad_request("Publisher does not exist")
next_url = ''
if article.price > request.user.balance:
next_url = urllib.parse.quote(request.get_full_path(),
safe='~()*!.\'')
form = self.form_class(
initial={
'external_id': external_id,
'publisher': publisherusername,
'price': article.price
})
data = {
'form': form,
'price': article.price,
'publisher': publisher.name,
'title': article.title,
'balance': request.user.balance,
'next': next_url or ''
}
return render(request, self.template_name, data)
