From 23b5ba2883dd1528ba190ad79ed953fc38ecc58a Mon Sep 17 00:00:00 2001
From: Kyle Drake <kyle@kyledrake.net>
Date: Fri, 29 Jul 2016 14:51:33 -0700
Subject: [PATCH] no cache headers

---
 app/site_files.rb | 1 +
 app_helpers.rb    | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/app/site_files.rb b/app/site_files.rb
index cf06c470..432eb9fe 100644
--- a/app/site_files.rb
+++ b/app/site_files.rb
@@ -154,6 +154,7 @@ end
 
 get %r{\/site_files\/download\/(.+)} do
   require_login
+  dont_browser_cache
   not_found if params[:captures].nil? || params[:captures].length != 1
   filename = params[:captures].first
   attachment filename
diff --git a/app_helpers.rb b/app_helpers.rb
index f564e730..5be31b90 100644
--- a/app_helpers.rb
+++ b/app_helpers.rb
@@ -121,6 +121,9 @@ def plan_pricing_button(plan_type)
 end
 
 def dont_browser_cache
+  headers['Cache-Control'] = 'private, no-store, max-age=0, no-cache, must-revalidate, post-check=0, pre-check=0'
+  headers['Pragma'] = 'no-cache'
+  headers['Expires'] = 'Fri, 01 Jan 1990 00:00:00 GMT'
   @dont_browser_cache = true
 end