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
  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                     platform_details = {}
  75                     account_details = {}
  76                     acc_auth_cred = {}
  77                     acc_user_cred = {}
  78                     platform_query  = Query().get('local:platform').select('platform_id','platform','gateway_type','disabled')
  79                     account_query  = Query().get('local:account').select('user_id','platform_id','auth_type','config')
  80                     platform_details = execute_query(self.request, platform_query)
  81                     account_details = execute_query(self.request, account_query)
  82                     if platform_details is not None and platform_details != {}:
  83                         for platform_detail in platform_details:
  84                             for account_detail in account_details:
  85                                 if platform_detail['platform_id'] == account_detail['platform_id']:
  86                                     if 'config' in account_detail and account_detail['config'] is not '':
  87                                         account_config = json.loads(account_detail['config'])
  88                                         if 'myslice' in platform_detail['platform']:
  89                                             acc_auth_cred = account_config.get('delegated_authority_credentials','N/A')
  90                                             acc_user_cred = account_config.get('delegated_user_credential','N/A')
  91                     # assigning values
  92                     #if acc_auth_cred=={} or acc_auth_cred=='N/A':
  93                     #    pi = "is_not_pi"
  94                     #else:
  95                     #    pi = "is_pi"
  96                     user_email = str(self.request.user)
  97                     pi = authority_check_pis(self.request, user_email)
  98
  99                     # check if the user has creds or not
 100                     if acc_user_cred == {} or acc_user_cred == 'N/A':
 101                         user_cred = 'no_creds'
 102                     else:
 103                         exp_date = get_expiration(acc_user_cred, 'timestamp')
 104                         if exp_date < time.time():
 105                             user_cred = 'creds_expired'
 106                         else:
 107                             user_cred = 'has_creds'
 108
 109                     # list the pending slices of this user
 110                     pending_slices = []
 111                     for slices in PendingSlice.objects.filter(type_of_nodes__iexact=self.request.user).all():
 112                         pending_slices.append(slices.slice_name)
 113
 114                     env['pending_slices'] = pending_slices
 115                     env['pi'] = pi
 116                     env['user_cred'] = user_cred
 117                 else:
 118                     env['person'] = None
 119             else:
 120                 # log user activity
 121                 activity.user.login(self.request, "notactive")
 122                 env['state'] = "Your account is not active, please contact the site admin."
 123                 env['layout_1_or_2']="layout-unfold2.html"
 124
 125             jfed_identity = get_jfed_identity(request)
 126             if jfed_identity is not None:
 127                 import base64
 128                 encoded_jfed_identity = base64.b64encode(jfed_identity)
 129                 env['jfed_identity'] = encoded_jfed_identity
 130             else:
 131                 env['jfed_identity'] = None
 132
 133         # otherwise
 134         else:
 135             # log user activity
 136             activity.user.login(self.request, "error")
 137             env['state'] = "Your username and/or password were incorrect."
 138
 139         return render_to_response(self.template,env, context_instance=RequestContext(request))
 140
 141     def get (self, request, state=None):
 142         env = self.default_env()
 143         acc_auth_cred={}
 144
 145         jfed_identity = get_jfed_identity(request)
 146         if jfed_identity is not None:
 147             import base64
 148             encoded_jfed_identity = base64.b64encode(jfed_identity)
 149             env['jfed_identity'] = encoded_jfed_identity
 150         else:
 151             env['jfed_identity'] = None
 152
 153         if request.user.is_authenticated():
 154
 155             ## check user is pi or not
 156             platform_details = {}
 157             account_details = {}
 158             acc_auth_cred = {}
 159             acc_user_cred = {}
 160             platform_query  = Query().get('local:platform').select('platform_id','platform','gateway_type','disabled')
 161             account_query  = Query().get('local:account').select('user_id','platform_id','auth_type','config')
 162             # XXX Something like an invalid session seems to make the execute fail sometimes, and thus gives an error on the main page
 163             platform_details = execute_query(self.request, platform_query)
 164             account_details = execute_query(self.request, account_query)
 165             if platform_details is not None and platform_details != {}:
 166                 for platform_detail in platform_details:
 167                     for account_detail in account_details:
 168                         if 'platform_id' in platform_detail:
 169                             if platform_detail['platform_id'] == account_detail['platform_id']:
 170                                 if 'config' in account_detail and account_detail['config'] is not '':
 171                                     account_config = json.loads(account_detail['config'])
 172                                     if 'myslice' in platform_detail['platform']:
 173                                         acc_auth_cred = account_config.get('delegated_authority_credentials','N/A')
 174                                         acc_user_cred = account_config.get('delegated_user_credential','N/A')
 175             # assigning values
 176             #if acc_auth_cred=={} or acc_auth_cred=='N/A':
 177             #    pi = "is_not_pi"
 178             #else:
 179             #    pi = "is_pi"
 180             user_email = str(self.request.user)
 181             pi = authority_check_pis(self.request, user_email)
 182             # check if the user has creds or not
 183             if acc_user_cred == {} or acc_user_cred == 'N/A':
 184                 user_cred = 'no_creds'
 185             else:
 186                 exp_date = get_expiration(acc_user_cred, 'timestamp')
 187                 if exp_date < time.time():
 188                     user_cred = 'creds_expired'
 189                 else:
 190                     user_cred = 'has_creds'
 191
 192             # list the pending slices of this user
 193             pending_slices = []
 194             for slices in PendingSlice.objects.filter(type_of_nodes__iexact=self.request.user).all():
 195                 pending_slices.append(slices.slice_name)
 196
 197             env['pending_slices'] = pending_slices
 198             env['pi'] = pi
 199             env['user_cred'] = user_cred
 200             env['person'] = self.request.user
 201         else:
 202             env['person'] = None
 203
 204         env['theme'] = self.theme
 205         env['section'] = "Dashboard"
 206
 207
 208         env['username']=the_user(request)
 209         env['topmenu_items'] = topmenu_items(None, request)
 210         if state: env['state'] = state
 211         elif not env['username']: env['state'] = None
 212         # use one or two columns for the layout - not logged in users will see the login prompt
 213
 214         return render_to_response(self.template, env, context_instance=RequestContext(request))
 215