Add a view to download the torrent available for a given release

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

releng/urls.py

@@ -11,11 +11,18 @@
     (r'^iso/overview/$',                 'iso_overview', {}, 'releng-iso-overview'),
 )
 
+releases_patterns = patterns('releng.views',
+    (r'^$',
+        ReleaseListView.as_view(), {}, 'releng-release-list'),
+    (r'^(?P<version>[-.\w]+)/$',
+        ReleaseDetailView.as_view(), {}, 'releng-release-detail'),
+    (r'^(?P<version>[-.\w]+)/torrent/$',
+        'release_torrent', {}, 'releng-release-torrent'),
+)
+
 urlpatterns = patterns('',
     (r'^feedback/', include(feedback_patterns)),
-    (r'^releases/$',
-        ReleaseListView.as_view(), {}, 'releng-release-list'),
-    (r'^releases/(?P<version>[-.\w]+)/$',
-        ReleaseDetailView.as_view(), {}, 'releng-release-detail'),
+    (r'^releases/', include(releases_patterns)),
 )
+
 # vim: set ts=4 sw=4 et:

releng/views.py

@@ -1,7 +1,9 @@
+from base64 import b64decode
+
 from django import forms
 from django.conf import settings
 from django.db.models import Count, Max
-from django.http import Http404
+from django.http import Http404, HttpResponse
 from django.shortcuts import get_object_or_404, redirect, render
 from django.views.generic import DetailView, ListView
 
@@ -224,4 +226,16 @@ class ReleaseDetailView(DetailView):
     slug_field = 'version'
     slug_url_kwarg = 'version'
 
+
+def release_torrent(request, version):
+    release = get_object_or_404(Release, version=version)
+    if not release.torrent_data:
+        raise Http404
+    data = b64decode(release.torrent_data)
+    response = HttpResponse(data, content_type='application/x-bittorrent')
+    # TODO: this is duplicated from Release.iso_url()
+    filename = 'archlinux-%s-dual.iso.torrent' % release.version
+    response['Content-Disposition'] = 'attachment; filename=%s' % filename
+    return response
+
 # vim: set ts=4 sw=4 et: