#!/usr/bin/env ruby
# encoding: utf-8

OUTPUT_DIR = File.expand_path("~/projects/fnordig.de/_posts")
EDITOR = ENV['EDITOR'] || 'vim'
EXTENSION=".markdown"
HEADER = <<EOF
---
layout: post
title: %s
date: %s
---

EOF

if ARGV.size == 0
  $stderr.puts "usage: #{File.basename($0)} title"
  exit 1
end

filename = Time.now.strftime("%Y-%m-%d-") + ARGV.map { |arg|
  arg.downcase.gsub(/[^a-z]/, '-')
}.join('-').gsub(/--+/, '').gsub(/-$/, '')
title = ARGV.join(' ')
file = File.join(OUTPUT_DIR, "#{filename}#{EXTENSION}")
date = Time.now.strftime("%d.%m.%Y %H:%M")

puts "new post: #{title}"
puts "file: #{filename}"
File.open(file, "w"){|f| f.write(HEADER % [title, date]) }
exec EDITOR, '+', file