From bcfa7c49cc6289b4b15727b37f3e2d1bc09dd9f1 Mon Sep 17 00:00:00 2001
From: Antony Lesuisse <al@openerp.com>
Date: Fri, 16 Nov 2012 14:58:22 +0100
Subject: [PATCH] [IMP] minify cache

bzr revid: al@openerp.com-20121116135822-xduk3jnvuhvtorll
---
 addons/web/controllers/main.py | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/addons/web/controllers/main.py b/addons/web/controllers/main.py
index de70412b390..fb7b45a4056 100644
--- a/addons/web/controllers/main.py
+++ b/addons/web/controllers/main.py
@@ -258,10 +258,16 @@ def concat_files(file_list, reader=None, intersperse=""):
     files_concat = intersperse.join(files_content)
     return files_concat, checksum.hexdigest()
 
+concat_js_cache = {}
+
 def concat_js(file_list):
     content, checksum = concat_files(file_list, intersperse=';')
-    content = rjsmin(content)
-    return content, checksum 
+    if checksum in concat_js_cache:
+        content = concat_js_cache[checksum]
+    else:
+        content = rjsmin(content)
+        concat_js_cache[checksum] = content
+    return content, checksum
 
 def fs2web(path):
     """convert FS path into web path"""