Use LdapManager call in change user details page

dal/views.py

@@ -101,16 +101,30 @@ class ChangeData(View):
         if not request.user.is_authenticated:
             return render(request, 'mustbeloggedin.html')
         user = request.user
-        login(request, user)
-        # get basic data (firstname, lastname, email)
-        with get_pool().next() as rpc:
-            (state, firstname, lastname, email) = rpc.getuserdata.get_data(str(request.user))
-        # If it throws an error, the errormessage gets put into firstname.. not great naming, but works best this way
-        if state == "error":
-            return render(request, 'error.html', { 'urlname': urlname, 'service': service, 'error': firstname } )
-        # The template puts the old data as standard in the fields
+
+        ldap_manager = LdapManager()
+        user_exists, entries = ldap_manager.check_user_exists(
+            uid=user.username,
+            is_customer=True,
+            attributes=['uid', 'givenName', 'sn', 'email']
+        )
+
+        if user_exists:
+            return render(
+                request,
+                'changeuserdata.html',
+                { 'user': user.username,
+                  'firstname': entries[0].givenName
+                            if entries[0].givenName.value is not None else '',
+                  'lastname': entries[0].sn
+                            if entries[0].sn.value is not None else '',
+                  'email': entries[0].email
+                            if entries[0].email.value is not None else ''}
+            )
         else:
-            return render(request, 'changeuserdata.html', { 'user': str(request.user), 'firstname': firstname, 'lastname': lastname, 'email': email } )
+            return render(request, 'error.html',
+                          {'urlname': urlname, 'service': service,
+                           'error': request.user.username})
 
     # get the change request
     def post(self, request):