[IMP] cache on read_template, divide by 2 number of SQL queries on page loading

bzr revid: fp@tinyerp.com-20131127230024-cqhvjy9yg57cxunv

openerp/addons/base/ir/ir_ui_view.py

@@ -668,7 +668,11 @@ class view(osv.osv):
 
     # view used as templates
 
-    def read_template(self, cr, uid, id_, context=None):
+    @tools.ormcache(skiparg=2)
+    def read_template(self, cr, uid, id_, lang=None):
+        context = {}
+        if lang:
+            context['lang'] = lang
         try:
             id_ = int(id_)
         except ValueError:
@@ -773,7 +777,7 @@ class view(osv.osv):
             context = {}
 
         def loader(name):
-            return self.read_template(cr, uid, name, context=context)
+            return self.read_template(cr, uid, name, context['lang'])
 
         return self.pool[engine].render(
             cr, uid, id_or_xml_id, values,