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 manifoldapi.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 from theme import ThemeView
20 class SliceRequestView (LoginRequiredAutoLogoutView, ThemeView):
21 template_name = 'slicerequest_view.html'
27 # because we inherit LoginRequiredAutoLogoutView that is implemented by redefining 'dispatch'
28 # we cannot redefine dispatch here, or we'd lose LoginRequired and AutoLogout behaviours
29 def post (self, request):
30 return self.get_or_post (request, 'POST')
32 def get (self, request):
33 return self.get_or_post (request, 'GET')
35 def get_or_post (self, request, method):
36 # Using cache manifold-tables to get the list of authorities faster
37 authorities_query = Query.get('authority').select('name', 'authority_hrn')
38 authorities = execute_admin_query(request, authorities_query)
39 if authorities is not None:
40 authorities = sorted(authorities)
42 user_query = Query().get('local:user').select('email')
43 user_email = execute_query(self.request, user_query)
44 self.user_email = user_email[0].get('email')
47 account_query = Query().get('local:account').select('user_id','platform_id','auth_type','config')
48 account_details = execute_query(self.request, account_query)
50 platform_query = Query().get('local:platform').select('platform_id','platform','gateway_type','disabled')
51 platform_details = execute_query(self.request, platform_query)
53 # getting user_hrn from local:account
54 for account_detail in account_details:
55 for platform_detail in platform_details:
56 if platform_detail['platform_id'] == account_detail['platform_id']:
57 # taking user_hrn only from myslice account
58 # NOTE: we should later handle accounts filter_by auth_type= managed OR user
59 if 'myslice' in platform_detail['platform']:
60 account_config = json.loads(account_detail['config'])
61 user_hrn = account_config.get('user_hrn','N/A')
64 #user_query = Query().get('user').select('user_hrn').filter_by('user_hrn','==','$user_hrn')
65 #user_hrn = execute_query(self.request, user_query)
66 #self.user_hrn = user_hrn[0].get('user_hrn')
70 page.add_css_files ( [ "http://code.jquery.com/ui/1.10.3/themes/smoothness/jquery-ui.css" ] )
75 # The form has been submitted
76 slice_name = request.POST.get('slice_name', '')
77 authority_hrn = request.POST.get('authority_hrn', '')
78 number_of_nodes = request.POST.get('number_of_nodes', '')
79 purpose = request.POST.get('purpose', '')
80 email = self.user_email
83 if (authority_hrn is None or authority_hrn == ''):
84 self.errors.append('Please, select an authority')
85 # What kind of slice name is valid?
86 if (slice_name is None or slice_name == ''):
87 self.errors.append('Slice Name is mandatory')
89 if (purpose is None or purpose == ''):
90 self.errors.append('Purpose is mandatory')
95 'slice_name': slice_name,
96 'authority_hrn': authority_hrn,
97 'number_of_nodes': number_of_nodes,
101 slice_name = slice_name,
103 authority_hrn = authority_hrn,
104 number_of_nodes = number_of_nodes,
109 # The recipients are the PI of the authority
110 recipients = authority_get_pi_emails(request, authority_hrn)
111 msg = render_to_string('slice-request-email.txt', ctx)
112 send_mail("Onelab user %s requested a slice"%email , msg, email, recipients)
114 self.template_name = 'slice-request-ack-view.html'
116 return render(request, self.template, {'theme': self.theme}) # Redirect after POST
118 'username': request.user.email,
119 'topmenu_items': topmenu_items_live('Request a slice', page),
120 'errors': self.errors,
121 'slice_name': request.POST.get('slice_name', ''),
122 'authority_hrn': request.POST.get('authority_hrn', ''),
123 'number_of_nodes': request.POST.get('number_of_nodes', ''),
124 'purpose': request.POST.get('purpose', ''),
125 'email': self.user_email,
126 'user_hrn': user_hrn,
128 'authorities': authorities,
131 template_env.update(page.prelude_env ())
132 return render(request, self.template, template_env)