downloads: allow finding a given revision by branch/name

Author: delroth

dolweb/downloads/urls.py

@@ -9,6 +9,8 @@
 
     url(r'^dev/(?P<hash>[0-9a-f]{40})/$', 'view_dev_release',
         name='downloads-view-devrel'),
+    url(r'^dev/(?P<branch>.*?)/(?P<name>.*?)/$', 'view_dev_release_by_name',
+        name='downloads-view-devrel-by-name'),
 
     url(r'^latest/(?P<branch>[a-zA-Z0-9_-]+)/$', 'get_latest', name='downloads-get-latest'),
 )

dolweb/downloads/views.py

@@ -45,6 +45,12 @@ def view_dev_release(request, hash):
 
     return { 'ver': release }
 
+@render_to('downloads-view-devrel.html')
+def view_dev_release_by_name(request, branch, name):
+    release = get_object_or_404(DevVersion, branch=branch, shortrev=name)
+
+    return { 'ver': release }
+
 @render_to('downloads-list.html')
 def list(request, branch, page):
     if page is None: