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Rakefile
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Rakefile
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#############################################################################
#
# Modified version of jekyllrb Rakefile
# https://github.com/jekyll/jekyll/blob/master/Rakefile
#
#############################################################################
require 'rake'
require 'date'
require 'yaml'
CONFIG = YAML.load(File.read('_config.yml'))
USERNAME = CONFIG["username"] || ENV['GIT_NAME']
DESTINATION_REPO = USERNAME + "/" + (CONFIG["repo"] || "#{USERNAME}.github.io")
# Determine source and destination branch
# User or organization: source -> master
# Project: master -> gh-pages
# Name of source branch for user/organization defaults to "source"
SOURCE_REPO = ENV['TRAVIS_REPO_SLUG']
if DESTINATION_REPO == "timvideos/#{USERNAME}.github.io"
SOURCE_BRANCH = CONFIG['branch'] || "source"
DESTINATION_BRANCH = "master"
else
SOURCE_BRANCH = "master"
DESTINATION_BRANCH = "gh-pages"
end
#############################################################################
#
# Helper functions
#
#############################################################################
def replace_header(head, header_name)
head.sub!(/(\.#{header_name}\s*= ').*'/) { "#{$1}#{send(header_name)}'"}
end
def normalize_bullets(markdown)
markdown.gsub(/\s{2}\*{1}/, "-")
end
def linkify_prs(markdown)
markdown.gsub(/#(\d+)/) do |word|
"[#{word}]({{ site.repository }}/issues/#{word.delete("#")})"
end
end
def linkify_users(markdown)
markdown.gsub(/(@\w+)/) do |username|
"[#{username}](https://github.com/#{username.delete("@")})"
end
end
def linkify(markdown)
linkify_users(linkify_prs(markdown))
end
def liquid_escape(markdown)
markdown.gsub(/(`{[{%].+[}%]}`)/, "{% raw %}\\1{% endraw %}")
end
def remove_head_from_history(markdown)
index = markdown =~ /^##\s+\d+\.\d+\.\d+/
markdown[index..-1]
end
def converted_history(markdown)
remove_head_from_history(liquid_escape(linkify(normalize_bullets(markdown))))
end
# File activesupport/lib/active_support/inflector/transliterate.rb, line 80
def parameterize(string, sep = '-')
# replace accented chars with their ascii
# simplified from original to remove dependency
parameterized_string = string.dup.force_encoding('US-ASCII')
# Turn unwanted chars into the separator
# changed from original: allow A-Z
parameterized_string.gsub!(/[^a-zA-Z0-9\-_]+/, sep)
unless sep.nil? || sep.empty?
re_sep = Regexp.escape(sep)
# No more than one of the separator in a row.
parameterized_string.gsub!(/#{re_sep}{2,}/, sep)
# Remove leading/trailing separator.
parameterized_string.gsub!(/^#{re_sep}|#{re_sep}$/, '')
end
parameterized_string.downcase
end
def check_destination
unless Dir.exist? CONFIG["destination"]
print "git clone https://#{ENV['GIT_NAME']}:[email protected]/#{DESTINATION_REPO}.git #{CONFIG["destination"]}\n"
verbose(false) do
sh "git clone https://#{ENV['GIT_NAME']}:#{ENV['GH_TOKEN']}@github.com/#{DESTINATION_REPO}.git #{CONFIG["destination"]}"
end
end
end
#############################################################################
#
# Post and page tasks
#
#############################################################################
namespace :post do
desc "Create a new post"
task :create do
title = ENV["title"] || "new-post"
begin
slug = parameterize(title)
puts slug
rescue => e
puts "Error: invalid characters in title"
exit -1
end
begin
date = ENV['date'] ? Date.parse(ENV['date']) : Date.today
rescue => e
puts "Error: date format must be YYYY-MM-DD"
exit -1
end
filename = File.join("_posts", "#{date}-#{slug}.md")
if File.exist?(filename)
puts "Error: post already exists"
exit -1
end
header = { "layout" => "post", "title" => title }
content = header.to_yaml + "---\n"
if IO.write(filename, content)
puts "Post #{filename} created"
else
puts "Error: #{filename} could not be written"
end
end
end
namespace :page do
desc "Create a new page"
task :create do
title = ENV["title"] || "new-page"
begin
slug = parameterize(title)
puts slug
rescue => e
puts "Error: invalid characters in title"
exit -1
end
folder = ENV["folder"] || "."
filename = File.join(folder, "#{slug}.md")
if File.exist?(filename)
puts "Error: page already exists"
exit -1
end
header = { "layout" => "page", "title" => title }
content = header.to_yaml + "---\n"
if IO.write(filename, content)
puts "Page #{filename} created"
else
puts "Error: #{filename} could not be written"
end
end
end
#############################################################################
#
# Site tasks
#
#############################################################################
namespace :site do
desc "Generate the site"
task :build do
check_destination
sh "bundle exec jekyll build"
end
desc "Generate the site and serve locally"
task :serve do
check_destination
sh "bundle exec jekyll serve"
end
desc "Generate the site, serve locally and watch for changes"
task :watch do
sh "bundle exec jekyll serve --watch"
end
desc "Generate the site and push changes to remote origin"
task :deploy do
# Detect pull request
if ENV['TRAVIS_PULL_REQUEST'].to_s.to_i > 0
puts 'Pull request detected. Not proceeding with deploy.'
exit
end
# Configure git if this is run in Travis CI
if ENV["TRAVIS"]
sh "git config --global user.name '#{ENV['GIT_NAME']}'"
sh "git config --global user.email '#{ENV['GIT_EMAIL']}'"
sh "git config --global push.default simple"
end
# Make sure destination folder exists as git repo
check_destination
sh "git checkout #{SOURCE_BRANCH}"
Dir.chdir(CONFIG["destination"]) { sh "git checkout #{DESTINATION_BRANCH}" }
Dir.chdir(CONFIG["destination"]) { sh "rm -rf *" }
Dir.chdir(CONFIG["destination"]) { sh "rm -f .gitignore" }
# Generate the site
sh "bundle exec jekyll build"
sh "cp DEPLOY.md #{CONFIG["destination"]}/README.md"
# Commit and push to github
sha = `git log`.match(/[a-z0-9]{40}/)[0]
Dir.chdir(CONFIG["destination"]) do
sh "git add --all ."
sh "git status"
sh "git commit -m 'Updating to #{SOURCE_REPO}@#{sha}.'"
sh "git push --quiet origin #{DESTINATION_BRANCH}"
puts "Pushed updated branch #{DESTINATION_BRANCH} to GitHub Pages"
end
end
end