Rakeold

# Magnus Eriksson
# Modified from Jason Heppler
# Modified from Jeff McFadden:
# http://jeffmcfadden.com/blog/2011/04/13/rsync-your-jekyll/

# Requirements
require 'rake'       # For the rake tasks
require 'yaml'       # For reading the configuration file
require 'fileutils'  # For creating recursive directories

# Load the configuration file
config = YAML.load_file("_config.yml")

# Set "rake watch" as default task
task :default => :build

## -- Config -- ##
source_dir  = "_site"
draft_dir   = "_drafts"
posts_dir   = "_posts"
stash_dir   = "_stash"
server_port = "4000"


##############
# Deploying  #
##############

## Push

desc 'push master to blay.se and github via git'
task :push, :message do |t, args|
  message = args[:message]
  branch  = config["git"]["branch"]

  if message.nil? or message.empty?
    message = "auto"
  end
  if branch.nil? or branch.empty?
    raise "Please add a branch."
  else
    puts 'PUSHING MASTER TO BLAY AND GITHUB'
    system "git checkout #{branch}"
    system "git add ."
    system "git commit -m \"#{message}\""
    system "git push origin #{branch}"
    system "git push github #{branch}"
    puts 'Done!'
  end
end


desc 'push dev to blay.se and github via git'
task :pushdev, :message do |t, args|
  message = args[:message]
  branch  = config["git"]["branch_dev"]

  if message.nil? or message.empty?
    message = "auto"
  end
  if branch.nil? or branch.empty?
    raise "Please add a branch."
  else
    puts 'PUSHING DEV TO BLAY AND GITHUB'
    system "git checkout #{branch}"
    system "git add ."
    system "git commit -m \"#{message}\""
    system "git push origin #{branch}"
    system "git push github #{branch}"
    puts 'Done!'
  end
end

## Transfer

desc "Transfer the site to the remote server"
task :transfer do
  command     = config["transfer"]["command"]
  source      = config["transfer"]["source"]
  destination = config["transfer"]["destination"]
  settings    = config["transfer"]["settings"]

  if command == "rsync"
    Rake::Task[:build].invoke

    system "rsync #{settings} #{source} #{destination}"
    puts "Your site was transfered."
  else
    raise "#{command} isn't a valid file transfer command."
  end
end

desc "Transfer the dev site to the remote server"
task :transferdev do
  command     = config["transfer"]["command"]
  source      = config["transfer"]["source"]
  destination = config["transfer"]["destination_dev"]
  settings    = config["transfer"]["settings"]

  if command == "rsync"
    Rake::Task[:build].invoke

    system "rsync #{settings} #{source} #{destination}"
    puts "Your site was transfered."
  else
    raise "#{command} isn't a valid file transfer command."
  end
end

#######
# All #
#######

desc 'Build, Push, Transfer'
task :all => ["push", "transfer"]


desc 'Build, Push, Transfer Dev'
task :all => ["pushdev", "transferdev"]

#######################
# Working with Jekyll #
#######################

desc 'default: list available rake tasks'
task :default do
	puts 'Try one of these specific tasks:'
	sh 'rake --tasks --silent'
end

# rake build
desc "Generate the site (no server)"
task :build do
  system "jekyll --no-server"
end

desc "nuke and rebuild"
task :nuke do
    sh 'rm -rf _site'
    system "jekyll"
end

# rake watch
# rake watch[number]
desc "Generate and watch the site (with an optional post limit)"
task :watch, :number do |t, args|
  number = args[:number]

  if number.nil? or number.empty?
    system "jekyll --auto --server"
  else
    system "jekyll --auto --server --limit_posts=#{number}"
  end
end

# rake preview
desc "Launch a preview of the site in the browser"
task :preview do
  require 'Launchy'

  puts "Launching browser for preview..."
  sleep 2

  Thread.new do
    Launchy.open("http://localhost:4000/")
  end

  Rake::Task[:watch].invoke
end

#########
# Posts #
#########

## Creating Posts

desc "give title as argument and create new post"
# usage rake write["Post Title Goes Here",category]
# category is optional
task :write, [:title, :category] do |t, args|
  filename = "#{Time.now.strftime('%Y-%m-%d')}-#{args.title.gsub(/\s/, '-').downcase}.md"
  path = File.join("_posts", filename)
  if File.exist? path; raise RuntimeError.new("Won't clobber #{path}"); end
  File.open(path, 'w') do |file|
    file.write <<-EOS
---
layout: post
title: #{args.title}
date: #{Time.now.strftime('%Y-%m-%d %k:%M:%S')}
tags:
category: #{args.category}
---
EOS
    end
    puts "Now opening #{path} in subl..."
    system "subl #{path}"
end

desc "give title as argument for draft post"
# usage rake draft["Post Title Goes Here",category]
# category is optional
task :draft, [:title, :category] do |t, args|
  filename = "#{Time.now.strftime('%Y-%m-d')}-#{args.title.gsub(/\s/, '-').downcase}.md"
  path = File.join("_drafts", filename)
  if File.exist? path; raise RuntimeError.new("Won't clobber #{path}"); end
  File.open(path, 'w') do |file|
    file.write <<-EOS
---
layout: post
title: #{args.title}
date: #{Time.now.strftime('%Y-%m-d %k:%M:%S')}
tags:
-
category: #{args.category}
---
EOS
    end
    puts "Now opening #{path} in subl..."
    system "subl #{path}"
end

## Isolating and Integrating

desc "Move all other posts than the one currently being worked on to a temporary stash location (stash) so regenerating the site happens much quicker."
task :isolate, :filename do |t, args|
  stash_dir = "#{stash_dir}"
  FileUtils.mkdir(stash_dir) unless File.exist?(stash_dir)
  Dir.glob("#{posts_dir}/*.*") do |post|
    FileUtils.mv post, stash_dir unless post.include?(args.filename)
  end
end

desc "Move all stashed posts back into the posts directory, ready for site generation."
task :integrate do
  FileUtils.mv Dir.glob("#{stash_dir}/*.*"), "#{posts_dir}/"
end