require 'rubygems' require 'sequel' require 'fileutils' require 'yaml' # NOTE: This converter requires Sequel and the MySQL gems. # The MySQL gem can be difficult to install on OS X. Once you have MySQL # installed, running the following commands should work: # $ sudo gem install sequel # $ sudo gem install mysql -- --with-mysql-config=/usr/local/mysql/bin/mysql_config module Jekyll module Drupal # Reads a MySQL database via Sequel and creates a post file for each post # in wp_posts that has post_status = 'publish'. This restriction is made # because 'draft' posts are not guaranteed to have valid dates. QUERY = "SELECT node.nid, \ node.title, \ node_revisions.body, \ node.created, \ node.status, \ url_alias.dst \ FROM node, \ node_revisions, \ url_alias \ WHERE (node.type = 'blog' OR node.type = 'story') \ AND node.vid = node_revisions.vid \ AND url_alias.src = concat('node/',node.nid)" def self.process(dbname, user, pass, host = 'localhost') db = Sequel.mysql(dbname, :user => user, :password => pass, :host => host, :encoding => 'utf8') FileUtils.mkdir_p "_posts" FileUtils.mkdir_p "_drafts" # Create the refresh layout # Change the refresh url if you customized your permalink config File.open("_layouts/refresh.html", "w") do |f| f.puts < EOF end db[QUERY].each do |post| # Get required fields and construct Jekyll compatible name node_id = post[:nid] title = post[:title] content = post[:body] created = post[:created] time = Time.at(created) is_published = post[:status] == 1 url = post[:dst] dir = is_published ? "_posts" : "_drafts" slug = title.strip.downcase.gsub(/(&|&)/, ' and ').gsub(/[\s\.\/\\]/, '-').gsub(/[^\w-]/, '').gsub(/[-_]{2,}/, '-').gsub(/^[-_]/, '').gsub(/[-_]$/, '') name = time.strftime("%Y-%m-%d-") + slug + '.md' # Get the relevant fields as a hash, delete empty fields and convert # to YAML for the header data = { 'permalink' => url, 'layout' => 'post', 'title' => title.to_s, 'created' => created, }.delete_if { |k,v| v.nil? || v == ''}.to_yaml # Write out the data and content to file File.open("#{dir}/#{name}", "w") do |f| f.puts data f.puts "---" f.puts content end # Make a file to redirect from the old Drupal URL if is_published FileUtils.mkdir_p "node/#{node_id}" File.open("node/#{node_id}/index.md", "w") do |f| f.puts "---" f.puts "layout: refresh" f.puts "refresh_to_post_id: /#{url}" f.puts "---" end end end # TODO: Make dirs & files for nodes of type 'page' # Make refresh pages for these as well # TODO: Make refresh dirs & files according to entries in url_alias table end end end