Contents

module ActionController
  class Base
    def process_with_browser_profiling(request, response, method = :perform_action, *arguments)
      browser_output  = request.parameters.key?('browser_profile!') ||
                        (request.parameters[:params] && request.parameters[:params].key?('browser_profile!')) ||
                        ENV["BROWSER_PROFILE"]
      file_output     = request.parameters.key?('file_profile!') ||
                        (request.parameters[:params] && request.parameters[:params].key?('file_profile!')) ||
                        ENV["FILE_PROFILE"]

      if (browser_output or file_output)
        # Only require these files in needed
        require 'ruby-prof'
        require 'ruby-prof/graph_html_printer_enhanced'

        #run the process through a profile block
        profile_results = RubyProf.profile {
          response = process_without_browser_profiling(request,response, method, *arguments);
        }

        #Use the enhanced html printer to get better results
        printer = RubyProf::GraphHtmlPrinterEnhanced.new(profile_results)

        #determine output location
        if file_output
          printer.print(File.new("#{RAILS_ROOT}/log/profile_out.html","w"))
        else
          response.body << printer.print("",0)
        end

        #reset the content length so the profiling data is included in the response
        response.send("set_content_length!")

        response
      else
        process_without_browser_profiling(request, response, method, *arguments)
      end
    end
    alias_method_chain :process, :browser_profiling
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
browser-prof-1.2.6	lib/browser-prof.rb
browser-prof-1.2.5	lib/browser-prof.rb