#!/usr/bin/env ruby
# -*- coding: utf-8 -*-
load 'pandoc.rb'
require 'erb'
require 'date'

license_urls = {
	"CC BY-SA-3.0" => 'https://creativecommons.org/licenses/by-sa/3.0/',
	'WTFPL-2' => "http://www.wtfpl.net/txt/copying/",
}
author_urls = {
	"Luke Shumaker" => "mailto:lukeshu@sbcglobal.net",
}

template = 'template.erb'
infile = ARGV.first

Pandoc::prog='pandoc'

input = File.read(infile)
doc = Pandoc::load('markdown', input)

if doc['markdown_options']
	doc = Pandoc::load('markdown'+doc['markdown_options'], input)
end

@title   = doc['title']   || input.split("\n",2).first
@author  = doc['author']  || "Luke Shumaker"
@date    = Date.parse(doc['date']) unless doc['date'].nil?
@license = doc['license'] || "CC BY-SA-3.0"
unless license_urls[@license].nil?
	@license="<a href=\"#{license_urls[@license]}\">#{@license}</a>"
end
unless author_urls[@author].nil?
	@author="<a href=\"#{author_urls[@author]}\">#{@author}</a>"
end

@breadcrumbs = '<a href="/">Luke Shumaker</a> » '
if (infile =~ /.*\/index(\..*)?/)
	@breadcrumbs += "blog"
else
	@breadcrumbs += '<a href=/blog>blog</a> » ' + infile.sub(/\..*$/,'').sub(/^.*\//,'')
end

@content = doc.to('html5')

erb = ERB.new(File.read(template));
erb.filename = template
erb.run()