portal/slicerequestview.py

   1 from django.template.loader      import render_to_string
   2 from django.shortcuts            import render
   3
   4 from manifold.core.query         import Query
   5 from manifold.manifoldapi        import execute_query
   6
   7 from portal.models               import PendingSlice
   8 from portal.actions              import authority_get_pi_emails
   9 from portal.forms                import SliceRequestForm
  10 from portal.templateviews        import LoginRequiredAutoLogoutView
  11 from myslice.viewutils           import topmenu_items, the_user
  12
  13 class SliceRequestView (LoginRequiredAutoLogoutView):
  14
  15     def authority_hrn_initial (self, request):
  16         authorities_query = Query.get('authority').filter_by('authority_hrn', 'included', ['ple.inria', 'ple.upmc']).select('name', 'authority_hrn')
  17 #        authorities_query = Query.get('authority').select('authority_hrn')
  18         authorities = execute_query(request, authorities_query)
  19
  20         authority_hrn_tuples = [ (authority['authority_hrn'], authority['name'],) for authority in authorities ]
  21         return {'authority_hrn': authority_hrn_tuples}
  22
  23     # because we inherit LoginRequiredAutoLogoutView that is implemented by redefining 'dispatch'
  24     # we cannot redefine dispatch here, or we'd lose LoginRequired and AutoLogout behaviours
  25     def post (self, request):
  26
  27         # The form has been submitted
  28         form = SliceRequestForm(request.POST, initial=self.authority_hrn_initial(request))
  29
  30         if form.is_valid():
  31             slice_name      = form.cleaned_data['slice_name']
  32             authority_hrn   = form.cleaned_data['authority_hrn']
  33             number_of_nodes = form.cleaned_data['number_of_nodes']
  34             type_of_nodes   = form.cleaned_data['type_of_nodes']
  35             purpose         = form.cleaned_data['purpose']
  36
  37             s = PendingSlice(
  38                 slice_name      = slice_name,
  39                 authority_hrn   = authority_hrn,
  40                 number_of_nodes = number_of_nodes,
  41                 type_of_nodes   = type_of_nodes,
  42                 purpose         = purpose
  43             )
  44             s.save()
  45
  46             # All validation rules pass; process data in form.cleaned_data
  47             # slice_name, number_of_nodes, type_of_nodes, purpose
  48             email = form.cleaned_data['email'] # email of the sender
  49             cc_myself = form.cleaned_data['cc_myself']
  50
  51             # The recipients are the PI of the authority
  52             recipients = authority_get_pi_emails(authority_hrn)
  53             #recipients = ['yasin.upmc@gmail.com','jordan.auge@lip6.fr']
  54             if cc_myself:
  55                 recipients.append(email)
  56             msg = render_to_string('slice_request_email.txt', form.cleaned_data)
  57             send_mail("Onelab New Slice request form submitted", msg, email, recipients)
  58
  59             return render(request,'slicereq_recvd.html') # Redirect after POST
  60         else:
  61             return self._display (request, form)
  62
  63     def get (self, request):
  64         return self._display (request, SliceRequestForm(initial=self.authority_hrn_initial(request)))
  65
  66     def _display (self, request, form):
  67         return render(request, 'slice_request.html', {
  68                 'form': form,
  69                 'topmenu_items': topmenu_items('Request a slice', request),
  70                 'username': the_user (request)
  71                 })
  72
  73