merged fix by Rag Sagar so that anonymous user greeting shows just once

1 files changed, 19 insertions, 3 deletions

diff --git a/askbot/middleware/anon_user.py b/askbot/middleware/anon_user.py
index d6dd8b26..d1e223b7 100644
--- a/askbot/middleware/anon_user.py
+++ b/askbot/middleware/anon_user.py
@@ -35,14 +35,30 @@ class ConnectToSessionMessagesMiddleware(object):
     def process_request(self, request):
         if not request.user.is_authenticated():
             #plug on deepcopy which may be called by django db "driver"
-            request.user.__deepcopy__ = dummy_deepcopy 
+            request.user.__deepcopy__ = dummy_deepcopy
             #here request is linked to anon user
-            request.user.message_set = AnonymousMessageManager(request) 
+            request.user.message_set = AnonymousMessageManager(request)
             request.user.get_and_delete_messages = \
                             request.user.message_set.get_and_delete
 
             #also set the first greeting one time per session only
-            if 'greeting_set' not in request.session:
+            if 'greeting_set' not in request.session and \
+                    'askbot_visitor' not in request.COOKIES:
                 request.session['greeting_set'] = True
                 msg = askbot_settings.GREETING_FOR_ANONYMOUS_USER
                 request.user.message_set.create(message=msg)
+
+    def process_response(self, request, response):
+        """ Adds the ``'askbot_visitor'``key to cookie if user ever authenticates so
+        that the anonymous user message won't be shown. """
+        if request.user.is_authenticated() and \
+                'askbot_visitor' not in request.COOKIES :
+            #import datetime
+            #max_age = 365*24*60*60
+            #expires = datetime.datetime.strftime\
+            #        (datetime.datetime.utcnow() +
+            #                datetime.timedelta(seconds=max_age),\
+            #                        "%a, %d-%b-%Y %H:%M:%S GMT")
+            response.set_cookie('askbot_visitor', False)
+        return response
+