# 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/",
}
$person_uris = {
"Luke Shumaker" => "https://lukeshu.com/",
}
$person_emails = {
"Luke Shumaker" => "lukeshu@sbcglobal.net",
}
class Person
def initialize(name)
@name = name
end
def name
@name
end
def uri
$person_uris[@name]
end
def email
$person_emails[@name]
end
def html
if not email.nil?
return "#{name}"
elsif not uri.nil?
return "#{name}"
else
return @name
end
end
def atom
ret = ""
ret += "#{name}" unless name.nil?
ret += "#{uri}" unless uri.nil?
ret += "#{email}" unless email.nil?
end
end
class License
def initialize(name)
@name = name
end
def name
@name
end
def url
$license_urls[@name]
end
def html
"#{name}"
end
end
class Page
def initialize(infile)
@infile = infile
end
def infile ; @infile ; end
def input ; @input ||= File.read(infile) ; end
def pandoc
if @pandoc.nil?
@pandoc = Pandoc::load('markdown', input)
if @pandoc['markdown_options']
@pandoc = Pandoc::load('markdown'+@pandoc['markdown_options'], input)
end
end
@pandoc
end
def title ; @title ||= pandoc['title'] || input.split("\n",2).first ; end
def author ; @author ||= Person.new( pandoc['author'] || "Luke Shumaker") ; end
def license ; @license ||= License.new(pandoc['license'] || "CC BY-SA-3.0") ; end
def date ; @date ||= Date.parse(pandoc['date']) unless pandoc['date'].nil? ; end
def slug ; @slug ||= infile.sub(/\..*$/,'').sub(/^.*\//,'') ; end
def content ; @content ||= pandoc.to('html5') ; end
def gitdate
if @gitdate.nil?
raw = `git log -n1 --format='%cI' -- #{infile}`
@gitdate = DateTime.iso8601(raw) unless raw.empty?
end
@gitdate
end
def rights
@rights ||= "
The content of this page is Copyright © #{date.year unless date.nil?} #{author.html}.
\n" +
"This page is licensed under the #{license.html} license.
"
end
def breadcrumbs
@breadcrumbs ||= 'Luke Shumaker » ' + ( (slug == 'index') ? "blog" : "blog » #{slug}" )
end
end
def html_escape(html)
html
.gsub('&', '&')
.gsub('>', '>')
.gsub('<', '<')
end