portal/managementtabrequests.py

   1 from django.template                 import RequestContext
   2 from django.shortcuts                import render_to_response
   3
   4 from manifold.core.query             import Query, AnalyzedQuery
   5 from manifoldapi.manifoldapi         import execute_query
   6
   7 from django.views.generic.base      import TemplateView
   8
   9 from unfold.loginrequired           import LoginRequiredView
  10 from django.http                    import HttpResponse
  11 from django.shortcuts               import render
  12
  13 from manifold.core.query            import Query, AnalyzedQuery
  14 from manifoldapi.manifoldapi        import execute_query
  15
  16 from portal.actions                 import get_requests
  17
  18 from myslice.theme import ThemeView
  19
  20 import json
  21
  22 class ManagementRequestsView (LoginRequiredView, ThemeView):
  23     template_name = "management-tab-requests.html"
  24
  25     def get_context_data(self, **kwargs):
  26
  27         ctx_my_authorities = {}
  28         ctx_delegation_authorities = {}
  29         ctx_sub_authorities = {}
  30         dest = {}
  31
  32
  33         # The user need to be logged in
  34         if (self.request.user):
  35
  36             user_query = Query().get('local:user').filter_by('email', '==', self.request.user.email).select('user_id')
  37             user, = execute_query(self.request, user_query)
  38             user_id = user['user_id']
  39
  40             # Query manifold to learn about available SFA platforms for more information
  41             # In general we will at least have the portal
  42             # For now we are considering all registries
  43             all_authorities = []
  44             platform_ids = []
  45             sfa_platforms_query = Query().get('local:platform').filter_by('gateway_type', '==', 'sfa').select('platform_id', 'platform', 'auth_type')
  46             sfa_platforms = execute_query(self.request, sfa_platforms_query)
  47             for sfa_platform in sfa_platforms:
  48                 print "SFA PLATFORM > ", sfa_platform['platform']
  49                 if not 'auth_type' in sfa_platform:
  50                     continue
  51                 auth = sfa_platform['auth_type']
  52                 if not auth in all_authorities:
  53                     all_authorities.append(auth)
  54                 platform_ids.append(sfa_platform['platform_id'])
  55
  56             print "W: Hardcoding platform myslice"
  57             # There has been a tweak on how new platforms are referencing a
  58             # so-called 'myslice' platform for storing authentication tokens.
  59             # XXX This has to be removed in final versions.
  60             myslice_platforms_query = Query().get('local:platform').filter_by('platform', '==', 'myslice').select('platform_id')
  61             myslice_platforms = execute_query(self.request, myslice_platforms_query)
  62             if myslice_platforms:
  63                 myslice_platform, = myslice_platforms
  64                 platform_ids.append(myslice_platform['platform_id'])
  65
  66             # We can check on which the user has authoritity credentials = PI rights
  67             credential_authorities = set()
  68             credential_authorities_expired = set()
  69
  70             # User account on these registries
  71             user_accounts_query = Query.get('local:account').filter_by('user_id', '==', user_id).filter_by('platform_id', 'included', platform_ids).select('auth_type', 'config')
  72             user_accounts = execute_query(self.request, user_accounts_query)
  73
  74             for user_account in user_accounts:
  75
  76                 if user_account['auth_type'] == 'reference':
  77                     continue # we hardcoded the myslice platform...
  78
  79                 config = json.loads(user_account['config'])
  80                 creds = []
  81                 if 'authority_credentials' in config:
  82                     for authority_hrn, credential in config['authority_credentials'].items():
  83                         credential_authorities.add(authority_hrn)
  84                 if 'delegated_authority_credentials' in config:
  85                     for authority_hrn, credential in config['delegated_authority_credentials'].items():
  86                         credential_authorities.add(authority_hrn)
  87
  88             # ** Where am I a PI **
  89             # For this we need to ask SFA (of all authorities) = PI function
  90             pi_authorities_query = Query.get('myslice:user').filter_by('user_hrn', '==', '$user_hrn').select('pi_authorities')
  91             pi_authorities_tmp = execute_query(self.request, pi_authorities_query)
  92             pi_authorities = set()
  93             try:
  94                 for pa in pi_authorities_tmp:
  95                     pi_authorities |= set(pa['pi_authorities'])
  96             except:
  97                 print 'No pi_authorities'
  98
  99             pi_credential_authorities = pi_authorities & credential_authorities
 100             pi_no_credential_authorities = pi_authorities - credential_authorities - credential_authorities_expired
 101             pi_expired_credential_authorities = pi_authorities & credential_authorities_expired
 102             # Authorities I've been delegated PI rights
 103             pi_delegation_credential_authorities = credential_authorities - pi_authorities
 104             pi_delegation_expired_authorities = credential_authorities_expired - pi_authorities
 105
 106             # Summary intermediary
 107             pi_my_authorities = pi_credential_authorities | pi_no_credential_authorities | pi_expired_credential_authorities
 108             pi_delegation_authorities = pi_delegation_credential_authorities | pi_delegation_expired_authorities
 109
 110             # Summary all
 111             queried_pending_authorities = pi_my_authorities | pi_delegation_authorities #| pi_subauthorities
 112
 113             # iterate on the requests and check if the authority matches a prefix
 114             # startswith an authority on which the user is PI
 115             if len(pi_my_authorities)>0:
 116                 requests = get_requests(pi_my_authorities)
 117             else:
 118                 requests = get_requests()
 119             for r in requests:
 120                 auth_hrn = r['authority_hrn']
 121                 for my_auth in pi_my_authorities:
 122                     if auth_hrn.startswith(my_auth):
 123                         dest = ctx_my_authorities
 124                         r['allowed'] = 'allowed'
 125
 126                 #for my_auth in pi_delegation_authorities:
 127                 #    if auth_hrn.startswith(my_auth):
 128                 #        dest = ctx_delegation_authorities
 129                 #        r['allowed'] = 'allowed'
 130                 if auth_hrn in pi_expired_credential_authorities:
 131                     r['allowed'] = 'expired'
 132                 if 'allowed' not in r:
 133                     ## TEMP FIX for allowing new authority registration
 134                     #r['allowed'] = 'denied'
 135                     r['allowed'] = 'allowed'
 136
 137                 if not auth_hrn in dest:
 138                     dest[auth_hrn] = []
 139                 dest[auth_hrn].append(r)
 140
 141
 142 #         env = {}
 143 #         env['my_authorities']   = ctx_my_authorities
 144 #         env['sub_authorities']   = ctx_sub_authorities
 145 #         env['delegation_authorities'] = ctx_delegation_authorities
 146 #
 147 #         # XXX This is repeated in all pages
 148 #         # more general variables expected in the template
 149 #         # the menu items on the top
 150 #         #env['topmenu_items'] = topmenu_items_live('Validation', page)
 151 #         # so we can sho who is logged
 152 #         env['username'] = request.user
 153 #         env['pi'] = "is_pi"
 154 #         env['theme'] = self.theme
 155 #         env['section'] = "Requests"
 156
 157         context = super(ManagementRequestsView, self).get_context_data(**kwargs)
 158
 159
 160         context['my_authorities']   = ctx_my_authorities
 161         context['sub_authorities']   = ctx_sub_authorities
 162         context['delegation_authorities'] = ctx_delegation_authorities
 163
 164         # XXX This is repeated in all pages
 165         # more general variables expected in the template
 166         context['title'] = 'Test view that combines various plugins'
 167         # the menu items on the top
 168         #context['topmenu_items'] = topmenu_items_live('Validation', page)
 169         # so we can sho who is logged
 170         context['username'] = self.request.user
 171         context['pi'] = "is_pi"
 172         context['theme'] = self.theme
 173         context['section'] = "Requests"
 174         # XXX We need to prepare the page for queries
 175         #context.update(page.prelude_env())
 176
 177         return context
 178
 179         #return render_to_response(self.template, env, context_instance=RequestContext(request))