1 from django.template.loader import render_to_string
2 from django.shortcuts import render
3 from django.core.mail import send_mail
5 from unfold.page import Page
7 from manifold.core.query import Query
8 from manifold.manifoldapi import execute_admin_query, execute_query
10 from portal.models import PendingSlice
11 from portal.actions import authority_get_pi_emails
12 from portal.forms import SliceRequestForm
13 from unfold.loginrequired import LoginRequiredAutoLogoutView
14 from ui.topmenu import topmenu_items_live, the_user
16 class SliceRequestView (LoginRequiredAutoLogoutView):
21 # because we inherit LoginRequiredAutoLogoutView that is implemented by redefining 'dispatch'
22 # we cannot redefine dispatch here, or we'd lose LoginRequired and AutoLogout behaviours
23 def post (self, request):
24 return self.get_or_post (request, 'POST')
26 def get (self, request):
27 return self.get_or_post (request, 'GET')
29 def get_or_post (self, request, method):
30 # Using cache manifold-tables to get the list of authorities faster
31 authorities_query = Query.get('authority').select('name', 'authority_hrn')
32 authorities = execute_admin_query(request, authorities_query)
33 if authorities is not None:
34 authorities = sorted(authorities)
36 user_query = Query().get('local:user').select('email')
37 user_email = execute_query(self.request, user_query)
38 self.user_email = user_email[0].get('email')
40 user_query = Query().get('user').select('user_hrn').filter_by('user_hrn','==','$user_hrn')
41 user_hrn = execute_query(self.request, user_query)
42 self.user_hrn = user_hrn[0].get('user_hrn')
45 page.add_css_files ( [ "http://code.jquery.com/ui/1.10.3/themes/smoothness/jquery-ui.css" ] )
50 # The form has been submitted
51 slice_name = request.POST.get('slice_name', '')
52 authority_hrn = request.POST.get('authority_hrn', '')
53 number_of_nodes = request.POST.get('number_of_nodes', '')
54 purpose = request.POST.get('purpose', '')
55 email = self.user_email
56 user_hrn = self.user_hrn
59 if (authority_hrn is None or authority_hrn == ''):
60 self.errors.append('Please, select an authority')
61 # What kind of slice name is valid?
62 if (slice_name is None or slice_name == ''):
63 self.errors.append('Slice Name is mandatory')
65 if (purpose is None or purpose == ''):
66 self.errors.append('Purpose is mandatory')
71 'slice_name': slice_name,
72 'authority_hrn': authority_hrn,
73 'number_of_nodes': number_of_nodes,
77 slice_name = slice_name,
79 authority_hrn = authority_hrn,
80 number_of_nodes = number_of_nodes,
85 # The recipients are the PI of the authority
86 recipients = authority_get_pi_emails(request, authority_hrn)
89 recipients.append(email)
90 msg = render_to_string('slice-request-email.txt', ctx)
91 #print "email, msg, email, recipients", email , msg, email, recipients
92 send_mail("Onelab user %s requested a slice"%email , msg, email, recipients)
94 return render(request,'slice-request-ack-view.html') # Redirect after POST
97 'topmenu_items': topmenu_items_live('Request a slice', page),
98 'errors': self.errors,
99 'slice_name': request.POST.get('slice_name', ''),
100 'authority_hrn': request.POST.get('authority_hrn', ''),
101 'number_of_nodes': request.POST.get('number_of_nodes', ''),
102 'purpose': request.POST.get('purpose', ''),
103 'email': self.user_email,
104 'user_hrn': self.user_hrn,
106 'authorities': authorities,
108 template_env.update(page.prelude_env ())
109 return render(request, 'slicerequest_view.html',template_env)