require 'rubygems'
require 'redcloth'
require 'rake'
require 'rake/contrib/sshpublisher'

desc "Default task"
task :default => [ :clean, :build ]

desc "Clean generated files"
task :clean do
  Dir['live/**/*'].each { |f| rm_f f } 
end

def compile(file)
  textile = File.read(file)
  layout = File.read('src/layout.html')
  layout.sub('CONTENT', RedCloth.new(textile).to_html).gsub('PAGE', File.basename(file).split('.').first)
end

desc "Build live HTML files"
task :build do
  Dir['src/*.html'].each do |file|
    next if %w[downlow.css layout.html].include?(File.basename(file))

    file_name = file.split('/').last
    live_file = "live/#{file_name}"

    unless uptodate?(live_file, file) && uptodate?(live_file, "src/layout.html")
      File.new(live_file, 'w').write(compile(file)) 
      puts "created #{live_file}"
      cp file, 'live/textile/' + file.split('/').last.sub('.html', '.txt')
    end
  end

  src_css = 'src/downlow.css'
  live_css = 'live/downlow.css'
  cp src_css, live_css  unless uptodate? live_css, src_css

  src_cv = 'src/current_version.txt'
  live_cv = 'live/current_version.txt'
  cp src_cv, live_cv unless uptodate? live_cv, src_cv
end

desc "Publish the documentation"
task :publish => [ :build ] do
Rake::SshDirPublisher.new(
  "defunkt@rubyforge.org",
  "/var/www/gforge-projects/ozimodo/",
  "live" ).upload
end