portal/validationview.py

   1 # -*- coding: utf-8 -*-
   2 #
   3 # portal/views.py: views for the portal application
   4 # This file is part of the Manifold project.
   5 #
   6 # Authors:
   7 #   Jordan Augé <jordan.auge@lip6.fr>
   8 #   Mohammed Yasin Rahman <mohammed-yasin.rahman@lip6.fr>
   9 #   Loic Baron <loic.baron@lip6.fr>
  10 # Copyright 2013, UPMC Sorbonne Universités / LIP6
  11 #
  12 # This program is free software; you can redistribute it and/or modify it under
  13 # the terms of the GNU General Public License as published by the Free Software
  14 # Foundation; either version 3, or (at your option) any later version.
  15 #
  16 # This program is distributed in the hope that it will be useful, but WITHOUT
  17 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  18 # FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  19 # details.
  20 #
  21 # You should have received a copy of the GNU General Public License along with
  22 # this program; see the file COPYING.  If not, write to the Free Software
  23 # Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  24
  25 import json
  26
  27 from django.http                import HttpResponseRedirect, HttpResponse
  28 from django.shortcuts           import render
  29 from django.template.loader     import render_to_string
  30
  31 from unfold.loginrequired       import FreeAccessView
  32 from ui.topmenu                 import topmenu_items_live, the_user
  33
  34 from portal.event               import Event
  35 # presview is put in observation for now
  36 #from plugins.pres_view          import PresView
  37 from plugins.raw                import Raw
  38
  39 # these seem totally unused for now
  40 #from portal.util                import RegistrationView, ActivationView
  41
  42 from portal.models              import PendingUser, PendingSlice
  43 from portal.actions             import get_request_by_authority
  44 from manifold.manifoldapi       import execute_query
  45 from manifold.core.query        import Query
  46 from unfold.page                import Page
  47
  48 class ValidatePendingView(FreeAccessView):
  49     template_name = "validate_pending.html"
  50
  51     def get_context_data(self, **kwargs):
  52         # We might have slices on different registries with different user accounts
  53         # We note that this portal could be specific to a given registry, to which we register users, but i'm not sure that simplifies things
  54         # Different registries mean different identities, unless we identify via SFA HRN or have associated the user email to a single hrn
  55
  56         #messages.info(self.request, 'You have logged in')
  57         page = Page(self.request)
  58
  59         ctx_my_authorities = {}
  60         ctx_delegation_authorities = {}
  61
  62
  63         # The user need to be logged in
  64         if the_user(self.request):
  65             # Who can a PI validate:
  66             # His own authorities + those he has credentials for.
  67             # In MySlice we need to look at credentials also.
  68
  69
  70             # XXX This will have to be asynchroneous. Need to implement barriers,
  71             # for now it will be sufficient to have it working statically
  72
  73             # get user_id to later on query accounts
  74             # XXX Having real query plan on local tables would simplify all this
  75             # XXX $user_email is still not available for local tables
  76             #user_query = Query().get('local:user').filter_by('email', '==', '$user_email').select('user_id')
  77             user_query = Query().get('local:user').filter_by('email', '==', the_user(self.request)).select('user_id')
  78             user, = execute_query(self.request, user_query)
  79             user_id = user['user_id']
  80
  81             # Query manifold to learn about available SFA platforms for more information
  82             # In general we will at least have the portal
  83             # For now we are considering all registries
  84             all_authorities = []
  85             platform_ids = []
  86             sfa_platforms_query = Query().get('local:platform').filter_by('gateway_type', '==', 'sfa').select('platform_id', 'platform', 'auth_type')
  87             sfa_platforms = execute_query(self.request, sfa_platforms_query)
  88             for sfa_platform in sfa_platforms:
  89                 print "SFA PLATFORM > ", sfa_platform['platform']
  90                 if not 'auth_type' in sfa_platform:
  91                     continue
  92                 auth = sfa_platform['auth_type']
  93                 if not auth in all_authorities:
  94                     all_authorities.append(auth)
  95                 platform_ids.append(sfa_platform['platform_id'])
  96
  97             print "W: Hardcoding platform myslice"
  98             # There has been a tweak on how new platforms are referencing a
  99             # so-called 'myslice' platform for storing authentication tokens.
 100             # XXX This has to be removed in final versions.
 101             myslice_platforms_query = Query().get('local:platform').filter_by('platform', '==', 'myslice').select('platform_id')
 102             myslice_platforms = execute_query(self.request, myslice_platforms_query)
 103             if myslice_platforms:
 104                 myslice_platform, = myslice_platforms
 105                 platform_ids.append(myslice_platform['platform_id'])
 106
 107             # We can check on which the user has authoritity credentials = PI rights
 108             credential_authorities = set()
 109             credential_authorities_expired = set()
 110
 111             # User account on these registries
 112             user_accounts_query = Query.get('local:account').filter_by('user_id', '==', user_id).filter_by('platform_id', 'included', platform_ids).select('auth_type', 'config')
 113             user_accounts = execute_query(self.request, user_accounts_query)
 114             #print "=" * 80
 115             #print user_accounts
 116             #print "=" * 80
 117             for user_account in user_accounts:
 118
 119                 print "USER ACCOUNT", user_account
 120                 if user_account['auth_type'] == 'reference':
 121                     continue # we hardcoded the myslice platform...
 122
 123                 config = json.loads(user_account['config'])
 124                 creds = []
 125                 print "CONFIG KEYS", config.keys()
 126                 if 'authority_credentials' in config:
 127                     print "***", config['authority_credentials'].keys()
 128                     for authority_hrn, credential in config['authority_credentials'].items():
 129                         #if credential is not expired:
 130                         credential_authorities.add(authority_hrn)
 131                         #else
 132                         #    credential_authorities_expired.add(authority_hrn)
 133                 if 'delegated_authority_credentials' in config:
 134                     print "***", config['delegated_authority_credentials'].keys()
 135                     for authority_hrn, credential in config['delegated_authority_credentials'].items():
 136                         #if credential is not expired:
 137                         credential_authorities.add(authority_hrn)
 138                         #else
 139                         #    credential_authorities_expired.add(authority_hrn)
 140
 141             print 'credential_authorities =', credential_authorities
 142             print 'credential_authorities_expired =', credential_authorities_expired
 143
 144             # ** Where am I a PI **
 145             # For this we need to ask SFA (of all authorities) = PI function
 146             pi_authorities_query = Query.get('user').filter_by('user_hrn', '==', '$user_hrn').select('pi_authorities')
 147             pi_authorities_tmp = execute_query(self.request, pi_authorities_query)
 148             pi_authorities = set()
 149             for pa in pi_authorities_tmp:
 150                 pi_authorities |= set(pa['pi_authorities'])
 151
 152             print "pi_authorities =", pi_authorities
 153
 154             # My authorities + I have a credential
 155             pi_credential_authorities = pi_authorities & credential_authorities
 156             pi_no_credential_authorities = pi_authorities - credential_authorities - credential_authorities_expired
 157             pi_expired_credential_authorities = pi_authorities & credential_authorities_expired
 158             # Authorities I've been delegated PI rights
 159             pi_delegation_credential_authorities = credential_authorities - pi_authorities
 160             pi_delegation_expired_authorities = credential_authorities_expired - pi_authorities
 161
 162             print "pi_credential_authorities =", pi_credential_authorities
 163             print "pi_no_credential_authorities =", pi_no_credential_authorities
 164             print "pi_expired_credential_authorities =", pi_expired_credential_authorities
 165             print "pi_delegation_credential_authorities = ", pi_delegation_credential_authorities
 166             print "pi_delegation_expired_authorities = ", pi_delegation_expired_authorities
 167
 168             # Summary intermediary
 169             pi_my_authorities = pi_credential_authorities | pi_no_credential_authorities | pi_expired_credential_authorities
 170             pi_delegation_authorities = pi_delegation_credential_authorities | pi_delegation_expired_authorities
 171
 172             print "--"
 173             print "pi_my_authorities = ", pi_my_authorities
 174             print "pi_delegation_authorities = ", pi_delegation_authorities
 175
 176             # Summary all
 177             queried_pending_authorities = pi_my_authorities | pi_delegation_authorities
 178             print "----"
 179             print "queried_pending_authorities = ", queried_pending_authorities
 180
 181             requests = get_request_by_authority(queried_pending_authorities)
 182             for request in requests:
 183                 auth_hrn = request['authority_hrn']
 184                 print "authority for this request", auth_hrn
 185
 186                 if auth_hrn in pi_my_authorities:
 187                     dest = ctx_my_authorities
 188
 189                     # define the css class
 190                     if auth_hrn in pi_credential_authorities:
 191                         request['allowed'] = 'allowed'
 192                     elif auth_hrn in pi_expired_credential_authorities:
 193                         request['allowed'] = 'expired'
 194                     else: # pi_no_credential_authorities
 195                         request['allowed'] = 'denied'
 196
 197                 elif auth_hrn in pi_delegation_authorities:
 198                     dest = ctx_delegation_authorities
 199
 200                     if auth_hrn in pi_delegation_credential_authorities:
 201                         request['allowed'] = 'allowed'
 202                     else: # pi_delegation_expired_authorities
 203                         request['allowed'] = 'expired'
 204
 205                 else:
 206                     continue
 207
 208                 if not auth_hrn in dest:
 209                     dest[auth_hrn] = []
 210                 dest[auth_hrn].append(request)
 211
 212         context = super(ValidatePendingView, self).get_context_data(**kwargs)
 213         context['my_authorities']   = ctx_my_authorities
 214         context['delegation_authorities'] = ctx_delegation_authorities
 215
 216         # XXX This is repeated in all pages
 217         # more general variables expected in the template
 218         context['title'] = 'Test view that combines various plugins'
 219         # the menu items on the top
 220         context['topmenu_items'] = topmenu_items_live('Validation', page)
 221         # so we can sho who is logged
 222         context['username'] = the_user(self.request)
 223
 224         # XXX We need to prepare the page for queries
 225         #context.update(page.prelude_env())
 226
 227         return context