1 from django.shortcuts import render
2 from django.contrib.sites.models import Site
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.actions import is_pi, create_slice, create_pending_slice, clear_user_creds
11 #from portal.forms import SliceRequestForm
12 from unfold.loginrequired import LoginRequiredAutoLogoutView
13 from ui.topmenu import topmenu_items_live, the_user
15 from myslice.theme import ThemeView
19 class SliceRequestView (LoginRequiredAutoLogoutView, ThemeView):
20 template_name = 'slicerequest_view.html'
22 # because we inherit LoginRequiredAutoLogoutView that is implemented by redefining 'dispatch'
23 # we cannot redefine dispatch here, or we'd lose LoginRequired and AutoLogout behaviours
24 def post (self, request):
25 return self.get_or_post (request, 'POST')
27 def get (self, request):
28 return self.get_or_post (request, 'GET')
30 def get_or_post (self, wsgi_request, method):
39 # Retrieve the list of authorities
40 authorities_query = Query.get('authority').select('name', 'authority_hrn')
41 authorities = execute_admin_query(wsgi_request, authorities_query)
42 if authorities is not None:
43 authorities = sorted(authorities)
45 # Get user_email (XXX Would deserve to be simplified)
46 user_query = Query().get('local:user').select('email','config')
47 user_details = execute_query(wsgi_request, user_query)
48 user_email = user_details[0].get('email')
50 for user_detail in user_details:
51 user_config = json.loads(user_detail['config'])
52 user_authority = user_config.get('authority','N/A')
53 # getting the org from authority
54 for authority in authorities:
55 if authority['authority_hrn'] == user_authority:
56 authority_name = authority['name']
58 # Handle the case when we use only hrn and not name
59 if authority_name is None:
60 authority_name = user_authority
62 account_query = Query().get('local:account').select('user_id','platform_id','auth_type','config')
63 account_details = execute_query(wsgi_request, account_query)
65 platform_query = Query().get('local:platform').select('platform_id','platform','gateway_type','disabled')
66 platform_details = execute_query(wsgi_request, platform_query)
68 # getting user_hrn from local:account
69 for account_detail in account_details:
70 for platform_detail in platform_details:
71 if platform_detail['platform_id'] == account_detail['platform_id']:
72 # taking user_hrn only from myslice account
73 # NOTE: we should later handle accounts filter_by auth_type= managed OR user
74 if 'myslice' in platform_detail['platform']:
75 account_config = json.loads(account_detail['config'])
76 user_hrn = account_config.get('user_hrn','N/A')
77 acc_auth_cred = account_config.get('delegated_authority_credentials','N/A')
80 # checking if pi or not
81 if acc_auth_cred == {} or acc_auth_cred == 'N/A':
88 page = Page(wsgi_request)
89 page.add_js_files ( [ "js/jquery.validate.js", "js/jquery-ui.js" ] )
90 page.add_css_files ( [ "https://code.jquery.com/ui/1.10.3/themes/smoothness/jquery-ui.css" ] )
91 page.expose_js_metadata()
94 # The form has been submitted
97 current_site = Site.objects.get_current()
98 current_site = current_site.domain
100 # getting the authority_hrn from the selected organization
101 for authority in authorities:
102 if authority['name'] == wsgi_request.POST.get('org_name', ''):
103 authority_hrn = authority['authority_hrn']
105 # Handle the case when we use only hrn and not name
106 if authority_hrn is None:
107 authority_hrn = wsgi_request.POST.get('org_name', '')
112 'user_hrn' : user_hrn,
113 'email' : user_email,
114 'timestamp' : time.time(),
115 'authority_hrn' : authority_hrn,
116 'organization' : wsgi_request.POST.get('org_name', ''),
117 'slice_name' : wsgi_request.POST.get('slice_name', ''),
118 'exp_url' : wsgi_request.POST.get('exp_url', ''),
119 'purpose' : wsgi_request.POST.get('purpose', ''),
120 'current_site' : current_site
123 # create slice_hrn based on authority_hrn and slice_name
124 slice_name = slice_request['slice_name']
125 req_slice_hrn = authority_hrn + '.' + slice_name
126 # comparing requested slice_hrn with the existing slice_hrn
127 slice_query = Query().get('slice').select('slice_hrn','parent_authority').filter_by('parent_authority','==',authority_hrn)
128 slice_details_sfa = execute_admin_query(wsgi_request, slice_query)
129 for _slice in slice_details_sfa:
130 if _slice['slice_hrn'] == req_slice_hrn:
131 errors.append('Slice already exists. Please use a different slice name.')
134 # What kind of slice name is valid?
135 if (slice_name is None or slice_name == ''):
136 errors.append('Slice name is mandatory')
138 if (re.search(r'^[A-Za-z0-9_]*$', slice_name) == None):
139 errors.append('Slice name may contain only letters, numbers, and underscore.')
141 organization = slice_request['organization']
142 if (organization is None or organization == ''):
143 errors.append('Organization is mandatory')
147 purpose = slice_request['purpose']
148 if (purpose is None or purpose == ''):
149 errors.append('Experiment purpose is mandatory')
151 exp_url = slice_request['exp_url']
154 if is_pi(wsgi_request, user_hrn, authority_hrn):
155 # PIs can directly create slices in their own authority...
156 create_slice(wsgi_request, slice_request)
157 clear_user_creds(wsgi_request, user_email)
158 self.template_name = 'slice-request-done-view.html'
160 # Otherwise a wsgi_request is sent to the PI
161 create_pending_slice(wsgi_request, slice_request, user_email)
162 self.template_name = 'slice-request-ack-view.html'
164 return render(wsgi_request, self.template, {'theme': self.theme}) # Redirect after POST
169 'username': wsgi_request.user.email,
170 'topmenu_items': topmenu_items_live('Request a slice', page),
172 'slice_name': slice_name,
175 'user_hrn': user_hrn,
178 'authority_name': authority_name,
179 'authority_hrn': user_authority,
181 'authorities': authorities,
183 'section': "Slice request"
185 template_env.update(slice_request)
186 template_env.update(page.prelude_env())
187 return render(wsgi_request, self.template, template_env)