More logic for index; pre_login_test view; follower_graph stub view

views.py

@@ -1,5 +1,27 @@
-from django.shortcuts import render_to_response
+from django.contrib.auth.decorators import login_required
+from django.shortcuts import redirect, render_to_response
 
 
 def index(request):
+    '''Index page. Everyone starts here. If the user is logged in (that is, they
+    have a session id) redirect them to the follower graph view. Otherwise,
+    render the index page.'''
+    if request.method == 'POST':
+        request.session.set_test_cookie()
+        return redirect('login')
+    if 'sessionid' in request.session:
+        return follower_graph(request)
     return render_to_response('login.html')
+
+
+def pre_login_test(request):
+    if request.session.test_cookie_worked():
+        request.session.delete_test_cookie()
+        return redirect('/login/github/')
+    else:
+        return render_to_response('login.html')
+
+
+@login_required
+def follower_graph(request):
+    return 'Hello!'