蕲春人 - 软件开发

简单就是美.

Set Proxy in Server Side to Get Crossing Domain Ajax Request

proxy_controller.rb 
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class ProxyController < ApplicationController

  # GET /proxy/:url
  def get_handle
    require 'open-uri'
    file = open(params[:url])
    contents = file.read
    render :text => contents
  end

end
in config/routes.rb 
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get "/proxy" => "proxy#get_handle"
javascript useage 
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$.get("/proxy?url=" + remote_url, function(data){