Add a 'last_modified' function for mirror status pagesrelease_2014-01-11

We can use this on both the HTML and JSON views of this data to prevent
recomputation for smart clients that respect the modified date header.

Signed-off-by: Dan McGee <dan@archlinux.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/mirrors/views.py b/mirrors/views.py
index 34336165..5429cea2 100644
--- a/mirrors/views.py
+++ b/mirrors/views.py
@@ -11,6 +11,7 @@ from django.http import Http404, HttpResponse
 from django.shortcuts import get_object_or_404, redirect, render
 from django.utils.timezone import now
 from django.views.decorators.csrf import csrf_exempt
+from django.views.decorators.http import condition
 from django_countries.countries import COUNTRIES
 
 from .models import (Mirror, MirrorUrl, MirrorProtocol, MirrorLog,
@@ -220,6 +221,11 @@ def url_details(request, name, url_id):
     return render(request, 'mirrors/url_details.html', context)
 
 
+def status_last_modified(request, *args, **kwargs):
+    return MirrorLog.objects.values_list('check_time', flat=True).latest()
+
+
+@condition(last_modified_func=status_last_modified)
 def status(request, tier=None):
     if tier is not None:
         tier = int(tier)
@@ -297,6 +303,7 @@ class ExtendedMirrorStatusJSONEncoder(MirrorStatusJSONEncoder):
         return super(ExtendedMirrorStatusJSONEncoder, self).default(obj)
 
 
+@condition(last_modified_func=status_last_modified)
 def status_json(request, tier=None):
     if tier is not None:
         tier = int(tier)