portal/homeview.py

   1 import time
   2 import json
   3
   4 # this somehow is not used anymore - should it not be ?
   5 from django.core.context_processors     import csrf
   6 from django.http                        import HttpResponseRedirect
   7 from django.contrib.auth                import authenticate, login, logout
   8 from django.template                    import RequestContext
   9 from django.shortcuts                   import render_to_response
  10 from django.shortcuts                   import render
  11
  12 from unfold.loginrequired               import FreeAccessView
  13 from ui.topmenu                         import topmenu_items, the_user
  14
  15 from manifold.core.query                import Query
  16 from manifoldapi.manifoldapi            import execute_query
  17 from manifoldapi.manifoldresult         import ManifoldResult
  18
  19 from myslice.configengine               import ConfigEngine
  20 from myslice.theme                      import ThemeView
  21
  22 from portal.account                     import Account, get_expiration
  23 from portal.models                      import PendingSlice
  24 from portal.actions                     import authority_check_pis, get_jfed_identity, get_myslice_account
  25
  26 import activity.user
  27
  28 class HomeView (FreeAccessView, ThemeView):
  29     template_name = 'home-view.html'
  30
  31     # expose this so we can mention the backend URL on the welcome page
  32     def default_env (self):
  33         return {
  34                  'MANIFOLD_URL':ConfigEngine().manifold_url(),
  35                  }
  36
  37     def post (self,request):
  38         env = self.default_env()
  39         env['theme'] = self.theme
  40         env['section'] = "Dashboard"
  41
  42         username = request.POST.get('username')
  43         password = request.POST.get('password')
  44
  45         # pass request within the token, so manifold session key can be attached to the request session.
  46         token = {'username': username, 'password': password, 'request': request}
  47
  48         # our authenticate function returns either
  49         # . a ManifoldResult - when something has gone wrong, like e.g. backend is unreachable
  50         # . a django User in case of success
  51         # . or None if the backend could be reached but the authentication failed
  52         auth_result = authenticate(token=token)
  53         # use one or two columns for the layout - not logged in users will see the login prompt
  54         # high-level errors, like connection refused or the like
  55         if isinstance (auth_result, ManifoldResult):
  56             manifoldresult = auth_result
  57             # let's use ManifoldResult.__repr__
  58             env['state']="%s"%manifoldresult
  59
  60         # user was authenticated at the backend
  61         elif auth_result is not None:
  62             user=auth_result
  63             if user.is_active:
  64                 login(request, user)
  65
  66                 if request.user.is_authenticated():
  67                     env['person'] = self.request.user
  68                     env['username'] = self.request.user
  69
  70                     # log user activity
  71                     activity.user.login(self.request)
  72
  73                     ## check user is pi or not
  74                     acc_auth_cred = {}
  75                     acc_user_cred = {}
  76
  77                     account_detail = get_myslice_account(self.request)
  78                     if 'config' in account_detail and account_detail['config'] is not '':
  79                         account_config = json.loads(account_detail['config'])
  80                         acc_auth_cred = account_config.get('delegated_authority_credentials','N/A')
  81                         acc_user_cred = account_config.get('delegated_user_credential','N/A')
  82                     # assigning values
  83                     #if acc_auth_cred=={} or acc_auth_cred=='N/A':
  84                     #    pi = "is_not_pi"
  85                     #else:
  86                     #    pi = "is_pi"
  87                     user_email = str(self.request.user)
  88                     pi = authority_check_pis(self.request, user_email)
  89
  90                     # check if the user has creds or not
  91                     if acc_user_cred == {} or acc_user_cred == 'N/A':
  92                         user_cred = 'no_creds'
  93                     else:
  94                         exp_date = get_expiration(acc_user_cred, 'timestamp')
  95                         if exp_date < time.time():
  96                             user_cred = 'creds_expired'
  97                         else:
  98                             user_cred = 'has_creds'
  99
 100                     # list the pending slices of this user
 101                     pending_slices = []
 102                     for slices in PendingSlice.objects.filter(type_of_nodes__iexact=self.request.user).all():
 103                         pending_slices.append(slices.slice_name)
 104
 105                     env['pending_slices'] = pending_slices
 106                     env['pi'] = pi
 107                     env['user_cred'] = user_cred
 108                 else:
 109                     env['person'] = None
 110             else:
 111                 # log user activity
 112                 activity.user.login(self.request, "notactive")
 113                 env['state'] = "Your account is not active, please contact the site admin."
 114                 env['layout_1_or_2']="layout-unfold2.html"
 115
 116             jfed_identity = get_jfed_identity(request)
 117             if jfed_identity is not None:
 118                 import base64
 119                 encoded_jfed_identity = base64.b64encode(jfed_identity)
 120                 env['jfed_identity'] = encoded_jfed_identity
 121             else:
 122                 env['jfed_identity'] = None
 123
 124         # otherwise
 125         else:
 126             # log user activity
 127             activity.user.login(self.request, "error")
 128             env['state'] = "Your username and/or password were incorrect."
 129         env['request'] = request
 130         return render_to_response(self.template,env, context_instance=RequestContext(request))
 131
 132     def get (self, request, state=None):
 133         env = self.default_env()
 134         acc_auth_cred={}
 135
 136
 137
 138         if request.user.is_authenticated():
 139             jfed_identity = get_jfed_identity(request)
 140             if jfed_identity is not None:
 141                 import base64
 142                 encoded_jfed_identity = base64.b64encode(jfed_identity)
 143                 env['jfed_identity'] = encoded_jfed_identity
 144             else:
 145                 env['jfed_identity'] = None
 146
 147             ## check user is pi or not
 148             platform_details = {}
 149             account_details = {}
 150             acc_auth_cred = {}
 151             acc_user_cred = {}
 152             platform_query  = Query().get('local:platform').select('platform_id','platform','gateway_type','disabled')
 153             account_query  = Query().get('local:account').select('user_id','platform_id','auth_type','config')
 154             # XXX Something like an invalid session seems to make the execute fail sometimes, and thus gives an error on the main page
 155
 156             account_detail = get_myslice_account(self.request)
 157             if 'config' in account_detail and account_detail['config'] is not '':
 158                 account_config = json.loads(account_detail['config'])
 159                 acc_auth_cred = account_config.get('delegated_authority_credentials','N/A')
 160                 acc_user_cred = account_config.get('delegated_user_credential','N/A')
 161             # assigning values
 162             #if acc_auth_cred=={} or acc_auth_cred=='N/A':
 163             #    pi = "is_not_pi"
 164             #else:
 165             #    pi = "is_pi"
 166             user_email = str(self.request.user)
 167             pi = authority_check_pis(self.request, user_email)
 168             # check if the user has creds or not
 169             if acc_user_cred == {} or acc_user_cred == 'N/A':
 170                 user_cred = 'no_creds'
 171             else:
 172                 exp_date = get_expiration(acc_user_cred, 'timestamp')
 173                 if exp_date < time.time():
 174                     user_cred = 'creds_expired'
 175                 else:
 176                     user_cred = 'has_creds'
 177
 178             # list the pending slices of this user
 179             pending_slices = []
 180             for slices in PendingSlice.objects.filter(type_of_nodes__iexact=self.request.user).all():
 181                 pending_slices.append(slices.slice_name)
 182
 183             env['pending_slices'] = pending_slices
 184             env['pi'] = pi
 185             env['user_cred'] = user_cred
 186             env['person'] = self.request.user
 187         else:
 188             env['person'] = None
 189
 190         env['theme'] = self.theme
 191         env['section'] = "Dashboard"
 192
 193         env['username']=the_user(request)
 194         env['topmenu_items'] = topmenu_items(None, request)
 195         env['request'] = request
 196         if state: env['state'] = state
 197         elif not env['username']: env['state'] = None
 198         # use one or two columns for the layout - not logged in users will see the login prompt
 199         return render_to_response(self.template, env, context_instance=RequestContext(request))
 200