import script used

_import/drupal.rb

@@ -0,0 +1,82 @@
+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
+
+#
+# I run this as follows: 
+# ruby -r './_import/drupal' -e 'Jekyll::Drupal.process("#{ENV["DB"]}", "#{ENV["DB_USER"]}", "#{ENV["DB_PASS"]}", "#{ENV["DB_HOST"]}")'
+#
+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 n.nid, \
+                    n.title, \
+                    n.created, \
+                    n.status, \
+                    b.body_value, \
+                    a.alias
+             FROM node n, \
+                  field_data_body b, \
+                  url_alias a \
+             WHERE n.type = 'blog' \
+             AND b.entity_type = 'node' AND b.bundle='blog' AND b.entity_id = n.nid \
+             AND a.source = concat('node/', n.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"
+
+      db[QUERY].each do |post|
+        # Get required fields and construct Jekyll compatible name
+        node_id = post[:nid]
+        title = post[:title]
+        content = post[:body_value]
+        created = post[:created]
+        time = Time.at(created)
+        permalink = post[:alias]
+        is_published = post[:status] == 1
+        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'
+
+        tag_query = "SELECT td.name \
+                     FROM field_data_taxonomy_vocabulary_1 f INNER JOIN taxonomy_term_data td \
+                          ON (f.taxonomy_vocabulary_1_tid = td.tid) \
+                     WHERE f.entity_id = #{node_id}"
+        tags = []
+        db[tag_query].each do |tag|
+          tags.push tag[:name]
+        end
+
+
+        # 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,
+           'permalink' => permalink,
+           'tags' => tags
+         }.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
+      end
+    end
+  end
+end