A rails metal sinatra app that identifies evil .php requests / word press submissions, usually originated in evil attempts to spam your app. oh, the youtube like is replaceable :)

wordpress_attacks.rb

# app/metal/wordpress_attacks.rb
#
# Remember to add sinatra to your Gemfile.

require 'sinatra/base'

class WordPressAttacks < Sinatra::Base
  helpers do
    def youtube_movie_url
      "http://www.youtube.com/watch?v=EDcWCGdr-wE"
    end
  
    def filter_wordpress_attacks
      redirect youtube_movie_url if request.query_string =~ /wp_/
      incoming_paramerters = params.keys
      incoming_paramerters.each do |parameter_name|
        redirect youtube_movie_url if parameter_name =~ /^wp_/
      end
    end
  end

  get "*.php" do
    redirect youtube_movie_url
  end

  post "*.php" do
    redirect youtube_movie_url
  end

  delete "*.php" do
    redirect youtube_movie_url
  end

  put "*.php" do
    redirect youtube_movie_url
  end

  get "*" do
    filter_wordpress_attacks
  end

  post "*" do
    filter_wordpress_attacks
  end
end