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commit 5db040802fe5f732a96c29f0f6bc6e29a17f2db6 2 parents 65622cb + e8fd7eb
@mojombo mojombo authored
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  1. +1 −0  History.txt
  2. +86 −0 lib/jekyll/migrators/drupal.rb
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1  History.txt
@@ -1,6 +1,7 @@
== HEAD
* Minor Enhancements
* Use OptionParser's [no-] functionality for better boolean parsing.
+ * Add Drupal migrator (#245)
== 0.8.0 / 2010-11-22
* Minor Enhancements
View
86 lib/jekyll/migrators/drupal.rb
@@ -0,0 +1,86 @@
+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 FROM node, node_revisions WHERE (node.type = 'blog' OR node.type = 'story') AND node.vid = node_revisions.vid"
+
+ 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
+<!DOCTYPE html>
+<html>
+<head>
+<meta http-equiv="content-type" content="text/html; charset=utf-8" />
+<meta http-equiv="refresh" content="0;url={{ page.refresh_to_post_id }}.html" />
+</head>
+</html>
+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
+ dir = is_published ? "_posts" : "_drafts"
+ slug = title.strip.downcase.gsub(/(&|&amp;)/, ' 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 = {
+ '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: /#{time.strftime("%Y/%m/%d/") + slug}"
+ 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
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