created custom login view need to integrate with cas

management/views.py

 from django.http import Http404
 from django.shortcuts import render_to_response
-
+from django.contrib.auth import authenticate, login
 def index(request):
     return render_to_response('management/index.html')
-def login(requets):
+
+def login(request):
+    username = request.POST['username']
+    password = request.POST['password']
+    user = authenticate(username=username, password=password)
+    if user is not None:
+        if user.is_active and user.is_staff:
+            login(request,user)
+            return render_to_response('management/index.html')
+        else:
+             return render_to_response('403.html')
+    else:
         return render_to_response('management/login.html') 

website/models.py

@@ -100,10 +100,10 @@ class OpenTime(TimeStampedModel):
     thursday_end = models.TimeField()
     friday_start = models.TimeField()
     friday_end = models.TimeField()
-    saturday_start = models.TimeField()
-    saturday_end = models.TimeField()
-    sunday_start = models.TimeField()
-    sunday_end = models.TimeField()
+    saturday_start = models.TimeField(blank=True,null=True)
+    saturday_end = models.TimeField(blank=True,null=True)
+    sunday_start = models.TimeField(blank=True,null=True)
+    sunday_end = models.TimeField(blank=True,null=True)
 
     def isOpenNow(self):
         """Return true if the current time is this OpenTime's range"""