responds_to_parent

Adds responds_to_parent to your controller to respond to the parent document of your page. Make Ajaxy file uploads by posting the form to a hidden iframe, and respond with javascript call to the parent window

Example

Example

Controller:

class Test < ActionController::Base
  def main
  end

  def form_action
    # Do stuff with params[:uploaded_file]
    responds_to_parent do 
      render :js => "alert($(#stuff').html())"
    end      
  end
end

main.html.erb:

<html>
  <body>
    <div id="stuff">Here is some stuff</div>

    <form target="frame" action="form_action">
      <input type="file" name="uploaded_file"/>
      <input type="submit"/>
    </form>

    <iframe id='frame' name="frame"></iframe>
  </body>
</html>

Contributing to responds_to_parent

Copyright © 2012 James Huynh. See LICENSE.txt for further details.