From 02a72a27cbd6efb1684d15c2106f2f0200bf6e9e Mon Sep 17 00:00:00 2001
From: Neil Williams <neil@reddit.com>
Date: Fri, 29 Mar 2013 15:38:21 -0700
Subject: [PATCH] Add hook for finalizing js_preload.

Useful if things generated in multiple places need to be coalesced into
a single preload URL.
---
 r2/r2/lib/template_helpers.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/r2/r2/lib/template_helpers.py b/r2/r2/lib/template_helpers.py
index feda1ad65..12a181f5b 100755
--- a/r2/r2/lib/template_helpers.py
+++ b/r2/r2/lib/template_helpers.py
@@ -170,6 +170,8 @@ class JSPreload(js.DataSource):
         self.data[url] = data
 
     def use(self):
+        hooks.get_hook("js_preload.use").call(js_preload=self)
+
         if self.data:
             return js.DataSource.use(self)
         else: