# coding: utf-8
require 'config'
require 'sitegen'

module Sitegen
	def self.html_escape(html)
		html
			.gsub('&', '&')
			.gsub('>', '>')
			.gsub('<', '&lt;')
	end

	def self.breadcrumbs(url)
		path = url.path
		path = "/" if path == ""
		bc = []
		while true
			a = 'out'+path
			b = ('out'+path+'/index.html').gsub('//', '/')
			page = @local[a] || @local[b]
			bc.unshift("<a href=\"#{url.route_to(page.url)}\">#{page.atom_title}</a>")
			break if path == "/"
			path = File::dirname(path)
		end
		return bc.join(' » ')
	end
end