require "rubygems"

require 'rake'

require 'yaml'

require 'time'

SOURCE = "."

CONFIG = {

'version' => "0.2.13",

'themes' => File.join(SOURCE, "_includes", "themes"),

'layouts' => File.join(SOURCE, "_layouts"),

'posts' => File.join(SOURCE, "_posts"),

'post_ext' => "md",

'theme_package_version' => "0.1.0"

}

# Path configuration helper

module JB

class Path

SOURCE = "."

Paths = {

:layouts => "_layouts",

:themes => "_includes/themes",

:theme_assets => "assets/themes",

:theme_packages => "_theme_packages",

:posts => "_posts"

}

def self.base

SOURCE

end

# build a path relative to configured path settings.

def self.build(path, opts = {})

opts[:root] ||= SOURCE

path = "#{opts[:root]}/#{Paths[path.to_sym]}/#{opts[:node]}".split("/")

path.compact!

File.__send__ :join, path

end

end #Path

end #JB

# Usage: rake post title="A Title" [date="2012-02-09"]

desc "Begin a new post in #{CONFIG['posts']}"

task :post do

abort("rake aborted: '#{CONFIG['posts']}' directory not found.") unless FileTest.directory?(CONFIG['posts'])

title = ENV["title"] || "new-post"

slug = title.downcase.strip.gsub(' ', '-').gsub(/[^\w-]/, '')

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(CONFIG['posts'], "#{date}-#{slug}.#{CONFIG['post_ext']}")

if File.exist?(filename)

abort("rake aborted!") if ask("#{filename} already exists. Do you want to overwrite?", ['y', 'n']) == 'n'

end

puts "Creating new post: #{filename}"

open(filename, 'w') do |post|

post.puts "---"

post.puts "layout: post"

post.puts "title: \"#{title.gsub(/-/,' ')}\""

post.puts 'description: ""'

post.puts "category: "

post.puts "tags: []"

post.puts "---"

post.puts "{% include JB/setup %}"

end

end # task :post

# Usage: rake page name="about.html"

# You can also specify a sub-directory path.

# If you don't specify a file extention we create an index.html at the path specified

desc "Create a new page."

task :page do

name = ENV["name"] || "new-page.md"

filename = File.join(SOURCE, "#{name}")

filename = File.join(filename, "index.html") if File.extname(filename) == ""

title = File.basename(filename, File.extname(filename)).gsub(/[\W\_]/, " ").gsub(/\b\w/){$&.upcase}

if File.exist?(filename)

abort("rake aborted!") if ask("#{filename} already exists. Do you want to overwrite?", ['y', 'n']) == 'n'

end

mkdir_p File.dirname(filename)

puts "Creating new page: #{filename}"

open(filename, 'w') do |post|

post.puts "---"

post.puts "layout: page"

post.puts "title: \"#{title}\""

post.puts 'description: ""'

post.puts "---"

post.puts "{% include JB/setup %}"

end

end # task :page

desc "Launch preview environment"

task :preview do

system "jekyll --auto --server"

end # task :preview

# Public: Alias - Maintains backwards compatability for theme switching.

task :switch_theme => "theme:switch"

namespace :theme do

# Public: Switch from one theme to another for your blog.

#

# name - String, Required. name of the theme you want to switch to.

# The the theme must be installed into your JB framework.

#

# Examples

#

# rake theme:switch name="the-program"

#

# Returns Success/failure messages.

desc "Switch between Jekyll-bootstrap themes."

task :switch do

theme_name = ENV["name"].to_s

theme_path = File.join(CONFIG['themes'], theme_name)

settings_file = File.join(theme_path, "settings.yml")

non_layout_files = ["settings.yml"]

abort("rake aborted: name cannot be blank") if theme_name.empty?

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

abort("rake aborted: '#{CONFIG['layouts']}' directory not found.") unless FileTest.directory?(CONFIG['layouts'])

Dir.glob("#{theme_path}/*") do |filename|

next if non_layout_files.include?(File.basename(filename).downcase)

puts "Generating '#{theme_name}' layout: #{File.basename(filename)}"

open(File.join(CONFIG['layouts'], File.basename(filename)), 'w') do |page|

if File.basename(filename, ".html").downcase == "default"

page.puts "---"

page.puts File.read(settings_file) if File.exist?(settings_file)

page.puts "---"

else

page.puts "---"

page.puts "layout: default"

page.puts "---"

end

page.puts "{% include JB/setup %}"

page.puts "{% include themes/#{theme_name}/#{File.basename(filename)} %}"

end

end

puts "=> Theme successfully switched!"

puts "=> Reload your web-page to check it out =)"

end # task :switch

# Public: Install a theme using the theme packager.

# Version 0.1.0 simple 1:1 file matching.

#

# git - String, Optional path to the git repository of the theme to be installed.

# name - String, Optional name of the theme you want to install.

# Passing name requires that the theme package already exist.

#

# Examples

#

# rake theme:install git="https://github.com/jekyllbootstrap/theme-twitter.git"

# rake theme:install name="cool-theme"

#

# Returns Success/failure messages.

desc "Install theme"

task :install do

if ENV["git"]

manifest = theme_from_git_url(ENV["git"])

name = manifest["name"]

else

name = ENV["name"].to_s.downcase

end

packaged_theme_path = JB::Path.build(:theme_packages, :node => name)

abort("rake aborted!

=> ERROR: 'name' cannot be blank") if name.empty?

abort("rake aborted!

=> ERROR: '#{packaged_theme_path}' directory not found.

=> Installable themes can be added via git. You can find some here: http://github.com/jekyllbootstrap

=> To download+install run: `rake theme:install git='[PUBLIC-CLONE-URL]'`

=> example : rake theme:install git='[email protected]:jekyllbootstrap/theme-the-program.git'

") unless FileTest.directory?(packaged_theme_path)

manifest = verify_manifest(packaged_theme_path)

# Get relative paths to packaged theme files

# Exclude directories as they'll be recursively created. Exclude meta-data files.

packaged_theme_files = []

FileUtils.cd(packaged_theme_path) {

Dir.glob("**/*.*") { |f|

next if ( FileTest.directory?(f) || f =~ /^(manifest|readme|packager)/i )

packaged_theme_files << f

}

}

# Mirror each file into the framework making sure to prompt if already exists.

packaged_theme_files.each do |filename|

file_install_path = File.join(JB::Path.base, filename)

if File.exist? file_install_path

next if ask("#{file_install_path} already exists. Do you want to overwrite?", ['y', 'n']) == 'n'

else

mkdir_p File.dirname(file_install_path)

cp_r File.join(packaged_theme_path, filename), file_install_path

end

end

puts "=> #{name} theme has been installed!"

puts "=> ---"

if ask("=> Want to switch themes now?", ['y', 'n']) == 'y'

system("rake switch_theme name='#{name}'")

end

end

# Public: Package a theme using the theme packager.

# The theme must be structured using valid JB API.

# In other words packaging is essentially the reverse of installing.

#

# name - String, Required name of the theme you want to package.

#

# Examples

#

# rake theme:package name="twitter"

#

# Returns Success/failure messages.

desc "Package theme"

task :package do

name = ENV["name"].to_s.downcase

theme_path = JB::Path.build(:themes, :node => name)

asset_path = JB::Path.build(:theme_assets, :node => name)

abort("rake aborted: name cannot be blank") if name.empty?

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

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

## Mirror theme's template directory (_includes)

packaged_theme_path = JB::Path.build(:themes, :root => JB::Path.build(:theme_packages, :node => name))

mkdir_p packaged_theme_path

cp_r theme_path, packaged_theme_path

## Mirror theme's asset directory

packaged_theme_assets_path = JB::Path.build(:theme_assets, :root => JB::Path.build(:theme_packages, :node => name))

mkdir_p packaged_theme_assets_path

cp_r asset_path, packaged_theme_assets_path

## Log packager version

packager = {"packager" => {"version" => CONFIG["theme_package_version"].to_s } }

open(JB::Path.build(:theme_packages, :node => "#{name}/packager.yml"), "w") do |page|

page.puts packager.to_yaml

end

puts "=> '#{name}' theme is packaged and available at: #{JB::Path.build(:theme_packages, :node => name)}"

end

end # end namespace :theme

# Internal: Download and process a theme from a git url.

# Notice we don't know the name of the theme until we look it up in the manifest.

# So we'll have to change the folder name once we get the name.

#

# url - String, Required url to git repository.

#

# Returns theme manifest hash

def theme_from_git_url(url)

tmp_path = JB::Path.build(:theme_packages, :node => "_tmp")

abort("rake aborted: system call to git clone failed") if !system("git clone #{url} #{tmp_path}")

manifest = verify_manifest(tmp_path)

new_path = JB::Path.build(:theme_packages, :node => manifest["name"])

if File.exist?(new_path) && ask("=> #{new_path} theme package already exists. Override?", ['y', 'n']) == 'n'

remove_dir(tmp_path)

abort("rake aborted: '#{manifest["name"]}' already exists as theme package.")

end

remove_dir(new_path) if File.exist?(new_path)

mv(tmp_path, new_path)

manifest

end

# Internal: Process theme package manifest file.

#

# theme_path - String, Required. File path to theme package.

#

# Returns theme manifest hash

def verify_manifest(theme_path)

manifest_path = File.join(theme_path, "manifest.yml")

manifest_file = File.open( manifest_path )

abort("rake aborted: repo must contain valid manifest.yml") unless File.exist? manifest_file

manifest = YAML.load( manifest_file )

manifest_file.close

manifest

end

def ask(message, valid_options)

if valid_options

answer = get_stdin("#{message} #{valid_options.to_s.gsub(/"/, '').gsub(/, /,'/')} ") while !valid_options.include?(answer)

else

answer = get_stdin(message)

end

answer

end

def get_stdin(message)

print message

STDIN.gets.chomp

end

#Load custom rake scripts

Dir['_rake/*.rake'].each { |r| load r }