Port rack/protection#46 temporarily

Gemfile

@@ -19,7 +19,6 @@ group :development do
     puts "=> Using sinatra edge"
     gem "sinatra", :git => "git://github.com/sinatra/sinatra.git" # :path => "/Developer/src/Extras/sinatra"
   end
-  gem "rack-protection", :git => "git://github.com/rkh/rack-protection.git"
   gem "json",      ">= 1.5.3"
   gem "nokogiri",  ">= 1.4.4"
   gem "rack",      ">= 1.3.0"

padrino-core/lib/padrino-core.rb

@@ -13,6 +13,7 @@
 require 'padrino-core/server'
 require 'padrino-core/tasks'
 require 'padrino-core/module'
+require 'padrino-core/ext/rack-protection'
 
 
 # The Padrino environment (falls back to the rack env or finally develop)

padrino-core/lib/padrino-core/ext/rack-protection.rb

@@ -0,0 +1,11 @@
+module Rack
+  module Protection
+    class Base
+      DEFAULT_OPTIONS[:report_key] = "protection.failed"
+
+      def report(env)
+        env[options[:report_key]] = true
+      end
+    end
+  end
+end