Class: RubyRunRSS

Inherits:
Object show all
Defined in:
lib/rubyrun/rubyrun_rss__.rb

Constant Summary collapse

RUBYRUN_RSS_VERSION = 
'2.0'
RUBYRUN_RSS_CHANNEL_URL = 
'http://www.rubysophic.com'
RUBYRUN_RSS_IMAGE_TITLE = 
'Learn more about RubyRun from Rubysophic'
RUBYRUN_RSS_IMAGE_URL = 
'http://www.rubysophic.com/images/logo.jpg'
RUBYRUN_RSS_FOLDER = 
'rubyrun_rss'
RUBYRUN_RSS_PERF_SUMMARY_CHANNEL_TITLE = 
'RubyRun: %s Performance Summary'
RUBYRUN_RSS_PERF_SUMMARY_CHANNEL_ITEM_FILENAME = 
'perf_summary_item'
RUBYRUN_RSS_PERF_SUMMARY_CHANNEL_DESCRIPTION = 
'RubyRun delivers up-to-the-minute performance summary of your application.'
RUBYRUN_RSS_PERF_SUMMARY_CHANNEL_FILENAME = 
'perf_summary.xml'
RUBYRUN_RSS_PERF_SUMMARY_ITEM_TITLE = 
'Report for %s at %s'
RUBYRUN_RSS_PERF_SUMMARY_ITEM_DESCRIPTION = 
'Performance summary of %s (%s) at %s'

Instance Method Summary collapse

Constructor Details

#initialize(title, description, directory, rss_filename, html_filename) ⇒ RubyRunRSS

Constructor of the class. RSS XML file and HTML files will be kept in the directory as specified



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# File 'lib/rubyrun/rubyrun_rss__.rb', line 35

def initialize (title, description, directory, rss_filename, html_filename)
  @title = title
  @description = description
  @directory = directory
  @rss_filename = rss_filename
  @html_filename = html_filename
  @apps_name = $j2ee ? Rails::Configuration.new.root_path.split('/')[-2] : Rails::Configuration.new.root_path.split('/').last
  @rss_xml_destination = "#{@directory}/#{@rss_filename}"
  create_channel_content unless File::exists?(@rss_xml_destination)
end

Instance Method Details

#add_item(title, description, html_content) ⇒ Object

Add an item to the RSS channel



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# File 'lib/rubyrun/rubyrun_rss__.rb', line 65

def add_item (title, description, html_content)
  filename = "#{@html_filename}_#{Time.now.to_i}#{rand(1000000)}.html"
  File.open("#{@directory}/#{filename}", 'w') { |file| file.puts html_content }
  item = RSS::Rss::Channel::Item.new
  item.title = sprintf(title, "#{$rubyrun_startup_id_type} #{$rubyrun_startup_id}",Time.now.strftime("%H:%M:%S"))
  item.description = sprintf(description, @apps_name, "#{$rubyrun_startup_id_type} #{$rubyrun_startup_id}", Time.now.strftime("%H:%M:%S"))
  item.link = "http://#{$rubyrun_host_with_port}/#{RUBYRUN_RSS_FOLDER}/#{filename}"
  acquire_lock
  rss = load_rss_content    
  remove_old_item(rss) if rss.items.length == $rubyrun_report_shift_age
  rss.items << item
  File.open(@rss_xml_destination,"w") do |f|
    f.write(rss)
  end
  release_lock
end

#create_channel_content ⇒ Object

Create the RSS channel



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# File 'lib/rubyrun/rubyrun_rss__.rb', line 47

def create_channel_content
  content = RSS::Maker.make(RUBYRUN_RSS_VERSION) do |m|
    m.channel.title = sprintf(@title, @apps_name)
    m.channel.link = RUBYRUN_RSS_CHANNEL_URL
    m.channel.description = @description
    m.items.do_sort = true # sort items by date
    m.image.title = RUBYRUN_RSS_IMAGE_TITLE
    m.image.width = 140
    m.image.height = 25
    m.image.url = RUBYRUN_RSS_IMAGE_URL
  end
  File.open(@rss_xml_destination,"w") do |f|
    f.write(content)
  end
  content.to_s
end