From 8846be187b39cc0d2da2480c07ba65bc95251a47 Mon Sep 17 00:00:00 2001
From: Radek Czajka <radekczajka@nowoczesnapolska.org.pl>
Date: Fri, 3 Jan 2014 10:39:23 +0100
Subject: [PATCH] Move Piwik Tracking API calls to Celery.

---
 apps/stats/tasks.py | 29 +++++++++++++++++++++++++++++
 apps/stats/utils.py | 41 +++++++++++++++++------------------------
 2 files changed, 46 insertions(+), 24 deletions(-)
 create mode 100644 apps/stats/tasks.py

diff --git a/apps/stats/tasks.py b/apps/stats/tasks.py
new file mode 100644
index 000000000..dcd0a4bd7
--- /dev/null
+++ b/apps/stats/tasks.py
@@ -0,0 +1,29 @@
+# -*- coding: utf-8 -*-
+# This file is part of Wolnelektury, licensed under GNU Affero GPLv3 or later.
+# Copyright © Fundacja Nowoczesna Polska. See NOTICE for more information.
+#
+from celery.task import task
+from django.conf import settings
+import httplib
+import logging
+import urlparse
+
+logger = logging.getLogger(__name__)
+
+
+PIWIK_API_VERSION = 1
+
+# Retrieve piwik information
+try:
+    _host = urlparse.urlsplit(settings.PIWIK_URL).netloc
+except AttributeError:
+    logger.debug("PIWIK_URL not configured.")
+    _host = None
+
+
+@task(ignore_result=True)
+def track_request(piwik_args):
+    piwik_url = "%s%s%s" % (settings.PIWIK_URL, u"/piwik.php?", piwik_args)
+    conn = httplib.HTTPConnection(_host)
+    conn.request('GET', piwik_url)
+    conn.close()
diff --git a/apps/stats/utils.py b/apps/stats/utils.py
index 44c5d5160..a10c48ac5 100644
--- a/apps/stats/utils.py
+++ b/apps/stats/utils.py
@@ -5,32 +5,36 @@
 from django.contrib.sites.models import Site
 from piwik.django.models import PiwikSite
 from django.conf import settings
+from datetime import datetime
 import logging
 from functools import update_wrapper
-import httplib
-import urlparse
 import urllib
 from random import random
 from inspect import isclass
+from .tasks import track_request
 
 logger = logging.getLogger(__name__)
 
 
-def piwik_url(**kw):
-    url = settings.PIWIK_URL + u"/piwik.php?"
-    url += u'&'.join([k + u"=" + str(v) for k, v in kw.items()])
-    logger.info("piwik url: %s" % url)
-    return url
+def piwik_url(request):
+    return urllib.urlencode(dict(
+        idsite=_id_piwik,
+        rec=1,
+        url='http://%s%s' % (request.META['HTTP_HOST'], request.path),
+        rand=int(random() * 0x10000),
+        apiv=PIWIK_API_VERSION,
+        urlref=request.META.get('HTTP_REFERER', ''),
+        ua=request.META.get('HTTP_USER_AGENT', ''),
+        lang=request.META.get('HTTP_ACCEPT_LANGUAGE', ''),
+        token_auth=getattr(settings, 'PIWIK_TOKEN', ''),
+        cip=request.META['REMOTE_ADDR'],
+        cdt=datetime.utcnow().strftime("%Y-%m-%d %H:%M:%S")
+    ))
 
 PIWIK_API_VERSION = 1
 
 
 # Retrieve piwik information
-try:
-    _host = urlparse.urlsplit(settings.PIWIK_URL).netloc
-except AttributeError:
-    logger.debug("PIWIK_URL not configured.")
-    _host = None
 try:
     _id_piwik = PiwikSite.objects.get(site=Site.objects.get_current().id).id_site
 except PiwikSite.DoesNotExist:
@@ -52,18 +56,7 @@ def piwik_track(klass_or_method):
         call_func = klass_or_method
 
     def wrap(self, request, *args, **kw):
-        conn = httplib.HTTPConnection(_host)
-        conn.request('GET', piwik_url(
-            rec=1,
-            apiv=PIWIK_API_VERSION,
-            rand=int(random() * 0x10000),
-            token_auth=urllib.quote(settings.PIWIK_TOKEN),
-            cip=urllib.quote(request.META['REMOTE_ADDR']),
-            url=urllib.quote('http://' + request.META['HTTP_HOST'] + request.path),
-            urlref=urllib.quote(request.META['HTTP_REFERER']) if 'HTTP_REFERER' in request.META else '',
-            idsite=_id_piwik))
-
-        conn.close()
+        track_request.delay(piwik_url(request))
         return call_func(self, request, *args, **kw)
 
     # and wrap it
-- 
2.20.1