Automatically fixes missing images by downloading from live site, if present.

image_finder.rb

# check pages for missing images. if present on live site, pull down to same path. 

#  in app controller
  def correct_missing_file
    return unless Rails.env == 'development'
    tpath = params[:file].split('?').first
    fpath = tpath.split('/')
    fpath.pop
    fpath = fpath.join('/')
    uri = URI('http://www.creativebug.com' + tpath)
    res = Net::HTTP.get_response(uri)
    if res.code == "200"
      FileUtils.mkdir_p 'public' + fpath unless File.exists?('public' + fpath)
      file = File.new('public' + tpath, "wb" ) 
      file.write res.body
      file.close 
      p "all went well"
    else
      p "an error correcting has occured for file #{params[:file]}"
    end
    render :nothing => true
  end


#  js to run
  $(document).ready(function() {
  $("img").error(function(){
    console.log("could not find the image: " + $(this).attr('src'))
    $.post("http://127.0.0.1:3000/missingfile", { file: $(this).attr('src')} );
  });
});

#  in routes
  match "/missingfile" => "application#correct_missing_file", :as => "missingfile"