lastfm_login.rb

def lastfm_login
        if params[:token]
            endpoint = ""
            token = params[:token].to_s
            api = "xxxxx"
            secret = "xxxxx"
            method = "auth.getSession"
            sign = Digest::MD5.hexdigest('api_key' + api + 'method' + method + 'token' + token + secret)
            endpoint += "?method=#{method}&token=#{token}&api_key=#{api}&api_sig=#{sign}"
            @http = Net::HTTP.new('ws.audioscrobbler.com')
            @http.start() do |http|
                req = Net::HTTP::Get.new("/2.0/#{endpoint}")
                response = http.request(req)
                @doc = Hpricot.parse(response.body)
                if @doc.search("lfm").attr("status").to_s == "ok"
                    key = @doc.search("key").inner_html
                    name = @doc.search("name").inner_html
                    subscriber = @doc.search("subscriber").inner_html
                    puts "key => #{key} // name => #{name} // subscriber => #{subscriber}"
                    user = User.find session[:user]
                    api = Api.create(   :api_type_id => 5,
                                        :user_id => user.id,
                                        :token => key,
                                        :username => name)
                end
                puts response.body
            end
            redirect_to :controller => "veeo", :action => "update_used_apis"
        else
            endpoint = "http://www.last.fm/api/auth/"
            api = "xxxxx"
            secret = "xxxxx"
            perms = "write"
            #sign = Digest::MD5.hexdigest(secret + 'api_key' + api + 'perms' + perms)
            endpoint += "?api_key=#{api}"
            redirect_to endpoint
        end
    end