/proxies/sinatra.rb

require 'rubygems'
require 'json'
require 'oauth'
require 'oauth/consumer'
require 'sinatra'

enable :sessions

module Sinatra
  module Bitbucket
    def url path
      "/api/1.0#{path}"
    end
  end
  helpers Bitbucket
end

before do
  begin
    text = File.read File.expand_path '../../oauth_keys.json', __FILE__
  rescue Errno::ENOENT
    raise 'create a file named "oauth_keys.json" inside "bitbucket.js"'
  end

  begin
    keys = JSON.parse text
  rescue JSON::ParserError
    keys = :invalid
  end

  unless keys == :invalid || keys.include?('key') && keys.include?('secret')
    raise 'JSON must be in the form: {"key": "...", "secret": "..."}'
  end

  @consumer = OAuth::Consumer.new keys['key'], keys['secret'], {
    :site               => 'https://bitbucket.org',
    :request_token_path => url('/oauth/request_token/'),
    :access_token_path  => url('/oauth/access_token/'),
    :authorize_path     => url('/oauth/authenticate/'),
  }
  oauth = session[:oauth] ||= {}

  request_token, request_secret = oauth[:request_token], oauth[:request_secret]
  if request_token && request_secret
    @request_token = OAuth::RequestToken.new @consumer, request_token, request_secret
  end

  access_token, access_secret = oauth[:access_token], oauth[:access_secret]
  if access_token && access_secret
    @access_token = OAuth::AccessToken.new @consumer, access_token, access_secret
  end
end

get '/' do
  if @access_token
    File.read File.expand_path '../../test/test.html', __FILE__
  else
    callback_url = "#{request.scheme}://#{request.host}:#{request.port}/callback"
    @request_token = @consumer.get_request_token :oauth_callback => callback_url
    session[:oauth][:request_token] = @request_token.token
    session[:oauth][:request_secret] = @request_token.secret
    redirect @request_token.authorize_url
  end
end

get '/callback' do
  @access_token = @request_token.get_access_token :oauth_verifier => params[:oauth_verifier]
  session[:oauth][:access_token] = @access_token.token
  session[:oauth][:access_secret] = @access_token.secret
  redirect '/'
end

get '/bitbucket.js' do
  content_type :js
  File.read File.expand_path '../../bitbucket.js', __FILE__
end

get %r{/test/(.+\.coffee)} do |name|
  content_type :js
  File.read File.expand_path "../../test/#{name}", __FILE__
end

delete %r{/!users/(.+)} do |username|
  `curl https://api.bitbucket.org/1.0/users/#{username} \
   --request DELETE --data yes --user #{username}:#{username}`
end

post %r{(/.+)} do |path|
  content_type :json
  request.body.rewind
  response = @access_token.post url(path), request.body.read,
    {'Content-Type' => 'application/x-www-form-urlencoded'}
  status response.code
  response.body
end

get %r{(/.+)} do |path|
  content_type :json
  path = url path
  path += '?' + request.query_string unless request.query_string.empty?
  response = @access_token.get path
  status response.code
  response.body
end

put %r{(/.+)} do |path|
  content_type :json
  request.body.rewind
  response = @access_token.put url(path), request.body.read,
    {'Content-Type' => 'application/x-www-form-urlencoded'}
  status response.code
  response.body
end

delete %r{(/.+)} do |path|
  content_type :json
  response = @access_token.delete url path
  status response.code
  response.body
end