Write a flask-restful version of cache-control. Remove the comments to add back in post methods.

util/cache.py

@@ -1,4 +1,5 @@
 from functools import wraps
+from flask.ext.restful.utils import unpack
 
 
 def cache_control(max_age=55):
@@ -12,6 +13,18 @@ def cache_control(max_age=55):
   return wrap
 
 
+def cache_control_flask_restful(max_age=55):
+  def wrap(f):
+    @wraps(f)
+    def add_max_age(*args, **kwargs):
+      response = f(*args, **kwargs)
+      body, status_code, headers = unpack(response)
+      headers['Cache-Control'] = 'max-age=%d' % max_age
+      return body, status_code, headers
+    return add_max_age
+  return wrap
+
+
 def no_cache(f):
   @wraps(f)
   def add_no_cache(*args, **kwargs):