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 import ast
  22
  23 class ManagementRequestsView (LoginRequiredView, ThemeView):
  24     template_name = "management-tab-requests.html"
  25
  26     def get_context_data(self, **kwargs):
  27
  28         ctx_my_authorities = {}
  29         ctx_delegation_authorities = {}
  30         ctx_sub_authorities = {}
  31         dest = {}
  32         user_username = ''
  33         user_authority = ''
  34
  35         # The user need to be logged in
  36         if (self.request.user):
  37
  38             user_query = Query().get('local:user').filter_by('email', '==', self.request.user.username).select('user_id')
  39             user, = execute_query(self.request, user_query)
  40             user_id = user['user_id']
  41             user_query = Query().get('local:user').filter_by('email', '==', self.request.user.username).select('config')
  42             user, = execute_query(self.request, user_query)
  43             user_config = user['config']
  44             user_config = ast.literal_eval(user_config)
  45             user_authority = user_config['authority']
  46             user_username = self.request.user.username
  47             # Query manifold to learn about available SFA platforms for more information
  48             # In general we will at least have the portal
  49             # For now we are considering all registries
  50             all_authorities = []
  51             platform_ids = []
  52             sfa_platforms_query = Query().get('local:platform').filter_by('gateway_type', '==', 'sfa').select('platform_id', 'platform', 'auth_type')
  53             sfa_platforms = execute_query(self.request, sfa_platforms_query)
  54             for sfa_platform in sfa_platforms:
  55                 print "SFA PLATFORM > ", sfa_platform['platform']
  56                 if not 'auth_type' in sfa_platform:
  57                     continue
  58                 auth = sfa_platform['auth_type']
  59                 if not auth in all_authorities:
  60                     all_authorities.append(auth)
  61                 platform_ids.append(sfa_platform['platform_id'])
  62
  63             print "W: Hardcoding platform myslice"
  64             # There has been a tweak on how new platforms are referencing a
  65             # so-called 'myslice' platform for storing authentication tokens.
  66             # XXX This has to be removed in final versions.
  67             myslice_platforms_query = Query().get('local:platform').filter_by('platform', '==', 'myslice').select('platform_id')
  68             myslice_platforms = execute_query(self.request, myslice_platforms_query)
  69             if myslice_platforms:
  70                 myslice_platform, = myslice_platforms
  71                 platform_ids.append(myslice_platform['platform_id'])
  72
  73             # We can check on which the user has authoritity credentials = PI rights
  74             credential_authorities = set()
  75             credential_authorities_expired = set()
  76
  77             # User account on these registries
  78             user_accounts_query = Query.get('local:account').filter_by('user_id', '==', user_id).filter_by('platform_id', 'included', platform_ids).select('auth_type', 'config')
  79             user_accounts = execute_query(self.request, user_accounts_query)
  80
  81             for user_account in user_accounts:
  82
  83                 print "USER ACCOUNT", user_account
  84                 if user_account['auth_type'] == 'reference':
  85                     continue # we hardcoded the myslice platform...
  86
  87                 config = json.loads(user_account['config'])
  88                 creds = []
  89                 print "CONFIG KEYS", config.keys()
  90                 if 'authority_credentials' in config:
  91                     print "***", config['authority_credentials'].keys()
  92                     for authority_hrn, credential in config['authority_credentials'].items():
  93                         credential_authorities.add(authority_hrn)
  94                 if 'delegated_authority_credentials' in config:
  95                     print "***", config['delegated_authority_credentials'].keys()
  96                     for authority_hrn, credential in config['delegated_authority_credentials'].items():
  97                         credential_authorities.add(authority_hrn)
  98
  99             print 'credential_authorities =', credential_authorities
 100             print 'credential_authorities_expired =', credential_authorities_expired
 101
 102             # ** Where am I a PI **
 103             # For this we need to ask SFA (of all authorities) = PI function
 104             pi_authorities_query = Query.get('user').filter_by('user_hrn', '==', '$user_hrn').select('pi_authorities')
 105             pi_authorities_tmp = execute_query(self.request, pi_authorities_query)
 106             pi_authorities = set()
 107             try:
 108                 for pa in pi_authorities_tmp:
 109                     pi_authorities |= set(pa['pi_authorities'])
 110             except:
 111                 print 'No pi_authorities'
 112
 113             pi_credential_authorities = pi_authorities & credential_authorities
 114             pi_no_credential_authorities = pi_authorities - credential_authorities - credential_authorities_expired
 115             pi_expired_credential_authorities = pi_authorities & credential_authorities_expired
 116             # Authorities I've been delegated PI rights
 117             pi_delegation_credential_authorities = credential_authorities - pi_authorities
 118             pi_delegation_expired_authorities = credential_authorities_expired - pi_authorities
 119
 120             # Summary intermediary
 121             pi_my_authorities = pi_credential_authorities | pi_no_credential_authorities | pi_expired_credential_authorities
 122             pi_delegation_authorities = pi_delegation_credential_authorities | pi_delegation_expired_authorities
 123
 124             # Summary all
 125             queried_pending_authorities = pi_my_authorities | pi_delegation_authorities #| pi_subauthorities
 126
 127             # iterate on the requests and check if the authority matches a prefix
 128             # startswith an authority on which the user is PI
 129             requests = get_requests()
 130             auth_hrn = ''
 131             for r in requests:
 132                 auth_hrn = r['authority_hrn']
 133                 for my_auth in pi_my_authorities:
 134                     if auth_hrn.startswith(my_auth):
 135                         dest = ctx_my_authorities
 136                         r['allowed'] = 'allowed'
 137                 for my_auth in pi_delegation_authorities:
 138                     if auth_hrn.startswith(my_auth):
 139                         dest = ctx_delegation_authorities
 140                         r['allowed'] = 'allowed'
 141                 if auth_hrn in pi_expired_credential_authorities:
 142                     r['allowed'] = 'expired'
 143                 if 'allowed' not in r:
 144                     ## TEMP FIX for allowing new authority registration
 145                     #r['allowed'] = 'denied'
 146                     r['allowed'] = 'allowed'
 147
 148                 if not auth_hrn in dest:
 149                     dest[auth_hrn] = []
 150                 dest[auth_hrn].append(r)
 151
 152
 153 #         env = {}
 154 #         env['my_authorities']   = ctx_my_authorities
 155 #         env['sub_authorities']   = ctx_sub_authorities
 156 #         env['delegation_authorities'] = ctx_delegation_authorities
 157 #
 158 #         # XXX This is repeated in all pages
 159 #         # more general variables expected in the template
 160 #         # the menu items on the top
 161 #         #env['topmenu_items'] = topmenu_items_live('Validation', page)
 162 #         # so we can sho who is logged
 163 #         env['username'] = request.user
 164 #         env['pi'] = "is_pi"
 165 #         env['theme'] = self.theme
 166 #         env['section'] = "Requests"
 167 #        auth_hrn = user_authority + '.' + user_username.split("@")[1]
 168             ctx_list = [ctx_my_authorities, ctx_sub_authorities, ctx_delegation_authorities]
 169             for ctx in ctx_list:
 170                 if ctx:
 171                     for authorities in ctx:
 172                         for requests in ctx[authorities]:
 173                             try:
 174                                 requests['object_auth'] = requests['user_hrn'].split('.')[0] + '.' + requests['user_hrn'].split('@')[1]
 175                             except:
 176                                 print "This object has no user_hrn"
 177
 178         pi_authority = user_authority + '.' + user_username.split("@")[1]
 179         context = super(ManagementRequestsView, self).get_context_data(**kwargs)
 180         #print "testing"
 181         #print ctx_my_authorities
 182             #print auth_hrn
 183             #print user_username
 184             #print pi_authority
 185         context['my_authorities']   = ctx_my_authorities
 186         context['sub_authorities']   = ctx_sub_authorities
 187         context['delegation_authorities'] = ctx_delegation_authorities
 188
 189         # XXX This is repeated in all pages
 190         # more general variables expected in the template
 191         context['title'] = 'Test view that combines various plugins'
 192         # the menu items on the top
 193         #context['topmenu_items'] = topmenu_items_live('Validation', page)
 194         # so we can sho who is logged
 195         context['username'] = self.request.user
 196         context['pi'] = "is_pi"
 197         context['theme'] = self.theme
 198         context['section'] = "Requests"
 199         context['pi_authority'] = pi_authority
 200         # XXX We need to prepare the page for queries
 201         #context.update(page.prelude_env())
 202
 203         return context
 204
 205         #return render_to_response(self.template, env, context_instance=RequestContext(request))