From 3fdc59b1d915b681fa006ab28e1bddec4796981d Mon Sep 17 00:00:00 2001
From: Neil Lalonde <neillalonde@gmail.com>
Date: Mon, 4 Mar 2013 16:06:46 -0500
Subject: [PATCH] Raise an error in production env if host_names is using
 production.localhost

---
 config/initializers/verify_config.rb | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 config/initializers/verify_config.rb

diff --git a/config/initializers/verify_config.rb b/config/initializers/verify_config.rb
new file mode 100644
index 00000000000..231b4de4296
--- /dev/null
+++ b/config/initializers/verify_config.rb
@@ -0,0 +1,15 @@
+# Check that the app is configured correctly. Raise some helpful errors if something is wrong.
+
+if Rails.env.production? and ['localhost', 'production.localhost'].include?(Discourse.current_hostname)
+  puts <<END
+
+    Discourse.current_hostname = '#{Discourse.current_hostname}'
+
+    Please update the host_names property in config/database.yml
+    so that it uses the hostname of your site. Otherwise you will 
+    experience problems, like links in emails using #{Discourse.current_hostname}.
+
+END
+
+  raise "Invalid host_names in database.yml"
+end
\ No newline at end of file