# 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/",
"Andrew Murrell" => "https://andrewdm.me/",
}
$person_emails = {
"Luke Shumaker" => "lukeshu@parabola.nu",
"Andrew Murrell" => "ImFromNASA@gmail.com",
}
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
$license_urls[@name]
end
def html
"#{name}"
end
end
class Page
def initialize(infile)
@infile = infile
end
def infile ; @infile ; end
def input ; @input ||= File.read(infile) ; end
def pandoc
if @pandoc.nil?
types = {
'md' => 'markdown'
}
ext = File.extname(infile).gsub(/^[.]/, '')
type = types[ext] || ext
@pandoc = Pandoc::load(type, input)
if @pandoc['pandoc_format']
@pandoc = Pandoc::load(@pandoc['pandoc_format'], input)
end
end
@pandoc
end
def title ; @title ||= pandoc['title'] || input.split("\n",2).first ; end
def author ; @author ||= Person.new( pandoc['author'] || "Andrew Murrell") ; end
def license ; @license ||= License.new(pandoc['license'] || "CC BY-SA-3.0") ; end
def date ; @date ||= Date.parse(pandoc['date']) unless pandoc['date'].nil? ; end
def slug ; @slug ||= infile.sub(/\..*$/,'').sub(/^.*\//,'') ; end
def content ; @content ||= pandoc.to('html5 '+(pandoc['pandoc_flags']||'')) ; end
def head ; @head ||= pandoc['html_head_extra'] ; 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 ||= 'Andrew Murrell » ' + ( (slug == 'index') ? "blog" : "blog » #{slug}" )
end
end
def html_escape(html)
html
.gsub('&', '&')
.gsub('>', '>')
.gsub('<', '<')
end