Contents

begin 
  require 'rubygems'
  require 'gchart'
rescue LoadError
  $stderr.puts "The FancyHTML output format requires the googlechart gem:"
  $stderr.puts "  (sudo) gem install googlecharts"
end

module RequestLogAnalyzer::Output
  
  class FancyHTML < HTML
    
    # Load class files if needed
    def self.const_missing(const)
      RequestLogAnalyzer::load_default_class_file(self, const)
    end
    
    def report_tracker(tracker)
      case tracker
      when RequestLogAnalyzer::Tracker::HourlySpread then report_hourly_spread(tracker)
      else tracker.report(self)
      end
    end
    
    def report_hourly_spread(tracker)
      title tracker.title
      puts tag(:img, nil, :width => '700', :height => '120', :src =>
          Gchart.sparkline(:data => tracker.hour_frequencies, :size => '700x120', :line_colors => '0077CC',
                           :axis_with_labels => 'x,y', :axis_labels => [x_axis_labels(tracker),y_axis_labels(tracker)]))
    end
    
    def x_axis_labels(tracker)
      frmt = '%H:%M'
      x_axis_labels = []
      num_labels    = 5
      start         = tracker.first_timestamp
      step          = tracker.timespan / (num_labels - 1)
      for i in 0...num_labels do
        x_axis_labels << (start + step * i).strftime(frmt)
      end
      x_axis_labels
    end
    
    def y_axis_labels(tracker)
      sorted_frequencies = tracker.hour_frequencies.sort
      [sorted_frequencies.first, sorted_frequencies.last]
    end
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
request-log-analyzer-1.8.0	lib/request_log_analyzer/output/fancy_html.rb
request-log-analyzer-1.7.0	lib/request_log_analyzer/output/fancy_html.rb
request-log-analyzer-1.6.4	lib/request_log_analyzer/output/fancy_html.rb
request-log-analyzer-1.6.3	lib/request_log_analyzer/output/fancy_html.rb