portal/homeview.py

   1 # this somehow is not used anymore - should it not be ?
   2 from django.core.context_processors import csrf
   3 from django.http import HttpResponseRedirect
   4 from django.contrib.auth import authenticate, login, logout
   5 from django.template import RequestContext
   6 from django.shortcuts import render_to_response
   7 from django.shortcuts import render
   8 import json
   9
  10 from unfold.loginrequired import FreeAccessView
  11
  12 from manifold.core.query                import Query
  13 from manifoldapi.manifoldapi            import execute_query
  14
  15 from manifoldapi.manifoldresult import ManifoldResult
  16 from ui.topmenu import topmenu_items, the_user
  17 from myslice.configengine import ConfigEngine
  18
  19 from myslice.theme import ThemeView
  20
  21 class HomeView (FreeAccessView, ThemeView):
  22     template_name = 'home-view.html'
  23
  24     # expose this so we can mention the backend URL on the welcome page
  25     def default_env (self):
  26         return {
  27                  'MANIFOLD_URL':ConfigEngine().manifold_url(),
  28                  }
  29
  30     def post (self,request):
  31         env = self.default_env()
  32         env['theme'] = self.theme
  33         env['section'] = "Dashboard"
  34
  35         username = request.POST.get('username')
  36         password = request.POST.get('password')
  37
  38         # pass request within the token, so manifold session key can be attached to the request session.
  39         token = {'username': username, 'password': password, 'request': request}
  40
  41         # our authenticate function returns either
  42         # . a ManifoldResult - when something has gone wrong, like e.g. backend is unreachable
  43         # . a django User in case of success
  44         # . or None if the backend could be reached but the authentication failed
  45         auth_result = authenticate(token=token)
  46         # use one or two columns for the layout - not logged in users will see the login prompt
  47         # high-level errors, like connection refused or the like
  48         if isinstance (auth_result, ManifoldResult):
  49             manifoldresult = auth_result
  50             # let's use ManifoldResult.__repr__
  51             env['state']="%s"%manifoldresult
  52
  53             return render_to_response(self.template,env, context_instance=RequestContext(request))
  54         # user was authenticated at the backend
  55         elif auth_result is not None:
  56             user=auth_result
  57             if user.is_active:
  58                 print "LOGGING IN"
  59                 login(request, user)
  60
  61                 if request.user.is_authenticated():
  62                     env['person'] = self.request.user
  63                     env['username'] = self.request.user
  64
  65                     ## check user is pi or not
  66                     platform_query  = Query().get('local:platform').select('platform_id','platform','gateway_type','disabled')
  67                     account_query  = Query().get('local:account').select('user_id','platform_id','auth_type','config')
  68                     platform_details = execute_query(self.request, platform_query)
  69                     account_details = execute_query(self.request, account_query)
  70                     for platform_detail in platform_details:
  71                         for account_detail in account_details:
  72                             if platform_detail['platform_id'] == account_detail['platform_id']:
  73                                 if 'config' in account_detail and account_detail['config'] is not '':
  74                                     account_config = json.loads(account_detail['config'])
  75                                     if 'myslice' in platform_detail['platform']:
  76                                         acc_auth_cred = account_config.get('delegated_authority_credentials','N/A')
  77                     # assigning values
  78                     if acc_auth_cred=={} or acc_auth_cred=='N/A':
  79                         pi = "is_not_pi"
  80                     else:
  81                         pi = "is_pi"
  82
  83                     env['pi'] = pi
  84                 else:
  85                     env['person'] = None
  86                 return render_to_response(self.template,env, context_instance=RequestContext(request))
  87             else:
  88                 env['state'] = "Your account is not active, please contact the site admin."
  89                 env['layout_1_or_2']="layout-unfold2.html"
  90
  91                 return render_to_response(self.template,env, context_instance=RequestContext(request))
  92         # otherwise
  93         else:
  94             env['state'] = "Your username and/or password were incorrect."
  95
  96             return render_to_response(self.template, env, context_instance=RequestContext(request))
  97
  98     def get (self, request, state=None):
  99         env = self.default_env()
 100         if request.user.is_authenticated():
 101             ## check user is pi or not
 102             platform_query  = Query().get('local:platform').select('platform_id','platform','gateway_type','disabled')
 103             account_query  = Query().get('local:account').select('user_id','platform_id','auth_type','config')
 104             # XXX Something like an invalid session seems to make the execute fail sometimes, and thus gives an error on the main page
 105             platform_details = execute_query(self.request, platform_query)
 106             account_details = execute_query(self.request, account_query)
 107             for platform_detail in platform_details:
 108                 for account_detail in account_details:
 109                     if 'platform_id' in platform_details:
 110                         if platform_detail['platform_id'] == account_detail['platform_id']:
 111                             if 'config' in account_detail and account_detail['config'] is not '':
 112                                 account_config = json.loads(account_detail['config'])
 113                                 if 'myslice' in platform_detail['platform']:
 114                                     acc_auth_cred = account_config.get('delegated_authority_credentials','N/A')
 115             # assigning values
 116             if acc_auth_cred=={} or acc_auth_cred=='N/A':
 117                 pi = "is_not_pi"
 118             else:
 119                 pi = "is_pi"
 120
 121             env['pi'] = pi
 122             env['person'] = self.request.user
 123         else:
 124             env['person'] = None
 125
 126         env['theme'] = self.theme
 127         env['section'] = "Dashboard"
 128
 129
 130         env['username']=the_user(request)
 131         env['topmenu_items'] = topmenu_items(None, request)
 132         if state: env['state'] = state
 133         elif not env['username']: env['state'] = None
 134         # use one or two columns for the layout - not logged in users will see the login prompt
 135
 136 #         account_query  = Query().get('local:account').select('user_id','platform_id','auth_type','config')
 137 #         account_details = execute_query(self.request, account_query)
 138 #         for account_detail in account_details:
 139 #             account_config = json.loads(account_detail['config'])
 140 #             platform_name = platform_detail['platform']
 141 #             if 'myslice' in platform_detail['platform']:
 142 #                 acc_user_cred = account_config.get('delegated_user_credential','N/A')
 143 #                 acc_slice_cred = account_config.get('delegated_slice_credentials','N/A')
 144 #                 acc_auth_cred = account_config.get('delegated_authority_credentials','N/A')
 145 #
 146 #                 if 'N/A' not in acc_user_cred:
 147 #                     exp_date = re.search('<expires>(.*)</expires>', acc_user_cred)
 148 #                     if exp_date:
 149 #                         user_exp_date = exp_date.group(1)
 150 #                         user_cred_exp_list.append(user_exp_date)
 151 #
 152 #                     my_users = [{'cred_exp': t[0]}
 153 #                         for t in zip(user_cred_exp_list)]
 154 #
 155 #
 156 #                 if 'N/A' not in acc_slice_cred:
 157 #                     for key, value in acc_slice_cred.iteritems():
 158 #                         slice_list.append(key)
 159 #                         # get cred_exp date
 160 #                         exp_date = re.search('<expires>(.*)</expires>', value)
 161 #                         if exp_date:
 162 #                             exp_date = exp_date.group(1)
 163 #                             slice_cred_exp_list.append(exp_date)
 164 #
 165 #                     my_slices = [{'slice_name': t[0], 'cred_exp': t[1]}
 166 #                         for t in zip(slice_list, slice_cred_exp_list)]
 167 #
 168 #                 if 'N/A' not in acc_auth_cred:
 169 #                     for key, value in acc_auth_cred.iteritems():
 170 #                         auth_list.append(key)
 171 #                         #get cred_exp date
 172 #                         exp_date = re.search('<expires>(.*)</expires>', value)
 173 #                         if exp_date:
 174 #                             exp_date = exp_date.group(1)
 175 #                             auth_cred_exp_list.append(exp_date)
 176
 177
 178         return render_to_response(self.template, env, context_instance=RequestContext(request))
 179