A Rake Task which I wrote to migrate my Jekyll posts and categories to a custom Rails application I've built.
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# A Ruby script to migrate Jekyll Posts to a custom Database | |
DIRECTORIES = ["tmp/blog/articles/_posts/*", "tmp/blog/startup/_posts/*", | |
"tmp/blog/productivity/_posts/*", "tmp/blog/music/_posts/*", | |
"tmp/blog/programming/_posts/*"] | |
def export(content, key) | |
match = content.match( /^---.*\n#{key}: ([^\n]*).*---$/m ) | |
if match | |
match[1].gsub("\"", "") | |
end | |
end | |
def export_content(content) | |
match = content.match /^---.*---\n*(.*)$/m | |
if match | |
match[1].chomp | |
end | |
end | |
def export_slug(content) | |
match = content.match /.*\/(.*).html/ | |
if match | |
match[1] | |
end | |
end | |
namespace :migrate do | |
task :categories => :environment do | |
# We migrate jekyll categories to a tags table | |
tags = [] | |
DIRECTORIES.each do |dir| | |
Dir[dir].each do |file| | |
file = File.open(file, 'r').read | |
category = export(file, "category") | |
tags << category if category | |
end | |
end | |
tags = tags.uniq | |
tags.each { |t| p Tag.create(title: t) } | |
end | |
task :posts => :environment do | |
DIRECTORIES.each do |dir| | |
Dir[dir].each do |file| | |
file = File.open(file, 'r').read | |
title = export(file, "title") | |
permalink = export(file, "permalink") | |
slug = export_slug(permalink) if permalink | |
link = export(file, "link") | |
category = export(file, "category") | |
published = export(file, "published") | |
if published | |
published = eval(published) | |
else | |
published = true | |
end | |
date = export(file, "date") | |
date = date[0..-3].to_date if date | |
type = export(file, "layout") | |
content = export_content(file) | |
post = Post.create(title: title, content: content, | |
published_at: date, published: published, | |
external_link: link, style: type, | |
permalink: permalink) | |
post.slug = slug if slug | |
p post.save | |
tag = Tag.find_by_title(category) if category | |
post.tags << tag if tag | |
end | |
end | |
end | |
end |
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