Rakefile

require 'pty'

CONFIG = {
  :remote => {
    :host => 'my.ssh-host.com',
    :user => 'my-ssh-username',
    :path => 'path-to/site/root'
  },
  :posts => 'local/posts/directory'
}

def build
  # Generate Site
  puts `jekyll`

  # Copy .htaccess across
  FileUtils.cp './.htaccess', './_site/.htaccess'
end

def publish
  puts 'Publishing site to sever...'

  cmd = "rsync -av ./_site/ -e ssh #{CONFIG[:remote][:user]}@#{CONFIG[:remote][:host]}:#{CONFIG[:remote][:path]}"
  
  puts cmd
  # Shell out to rsync
  begin
    PTY.spawn(cmd) do |stdin, stdout, pid|
      begin
        stdin.each { |line| print line }
      rescue Errno::EIO
        puts 'Errno:EIO error'
      end
    end
  rescue PTY::ChildExited
    puts 'The child process exited!'
  end
end

desc 'Generate site with Jekyll'
task :build do
  build
end

desc 'Generate site with Jekyll and then push results to the server'
task :publish do
  build
  publish
end

# Usage: rake post title="A Title" [date="2012-02-09"] [category="portfolio"]
desc "Begin a new post"
task :post do
  category = ENV['category'] || ''
  dir      = CONFIG[:posts]
  title    = ENV["title"] || "new-post"
  slug     = title.downcase.strip.gsub(' ', '-').gsub(/[^\w-]/, '')

  abort("rake aborted: '#{dir}' directory not found.") unless FileTest.directory?(dir)

  begin
    date = (ENV['date'] ? Time.parse(ENV['date']) : Time.now).strftime('%Y-%m-%d')
  rescue Exception => e
    puts "Error - date format must be YYYY-MM-DD, please check you typed it correctly!"
    exit -1
  end

  filename = File.join(dir, "#{date}-#{slug}.md")
  abort("rake aborted: file #{filename} already exists") if File.exist?(filename)

  puts "Creating new post: #{filename}..."
  # Create new post file
  open(filename, 'w') do |post|
    post.puts "---"
    post.puts "layout: post"
    post.puts "title: #{title.gsub(/-/,' ')}"
    post.puts "category: #{category}"
    post.puts "---"
  end
  puts 'Done!'
end

tasks

# Available tasks

rake build
    Generate site with Jekyll and then clean up unneeded files ready to deploy

rake post
    Begin a new post

rake publish
    Generate site with Jekyll and then rsync results to the server