From 3f35a9ab6485fcf68c3ce0670ac8d0d872e47de4 Mon Sep 17 00:00:00 2001
From: evazion <noizave@gmail.com>
Date: Wed, 5 Apr 2017 00:32:41 -0500
Subject: [PATCH] Handle failure gracefully for unconfigured services.

---
 app/controllers/application_controller.rb | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index ddbd755c1..4a04fa270 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -84,6 +84,13 @@ class ApplicationController < ActionController::Base
     elsif exception.is_a?(::ActiveRecord::RecordNotFound)
       @error_message = "That record was not found"
       render :template => "static/error", :status => 404
+    elsif exception.is_a?(NotImplementedError)
+      flash[:notice] = "This feature isn't available: #{@exception.message}"
+      respond_to do |fmt|
+        fmt.html { redirect_to :back }
+        fmt.json { render template: "static/error", status: 501 }
+        fmt.xml  { render template: "static/error", status: 501 }
+      end
     else
       render :template => "static/error", :status => 500
     end