Created
June 19, 2010 21:01
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# sinatra/thin based proxy | |
require 'rubygems' | |
require 'sinatra' | |
require 'nokogiri' | |
require 'open-uri' | |
require 'redis' | |
require 'digest/md5' | |
$KCODE = 'u' if RUBY_VERSION < '1.9' | |
before do | |
content_type :html, 'charset' => 'utf-8' | |
end | |
get '/url/*' do | |
url = params["splat"].to_s | |
redirect '/' unless validate_url url | |
u = filter_and_replace url | |
end | |
post '/url' do | |
url = params[:url] | |
redirect '/' unless validate_url url | |
filter_and_replace url | |
end | |
def filter_and_replace(url) | |
reddo = Redis.new | |
u_hash = Digest::MD5.hexdigest url | |
t = reddo.get u_hash | |
return t if t != nil | |
doc = Nokogiri::HTML open url | |
eb = Nokogiri::XML::Node.new 'embed', doc | |
eb['src'] = 'http://vuvuzelr.7co.cc/derp.swf' | |
eb['width'] = '1' | |
eb['height'] = '1' | |
eb['wmode'] = 'transparent' | |
body = doc.at_css 'body' | |
body << eb | |
doc.search('img').each do |l| l['src']= 'http://vuvuzelr.7co.cc/vuvuzela.jpg' end | |
meh = doc.to_s | |
reddo.set u_hash, meh | |
meh | |
end | |
def validate_url(url) | |
u = URI.parse url | |
return true if u.class == URI::HTTP or u.class == URI::HTTPS | |
false | |
end |
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