83 lines
2.9 KiB
Ruby
83 lines
2.9 KiB
Ruby
require 'rubygems'
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require 'sequel'
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require 'fileutils'
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require 'yaml'
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# NOTE: This converter requires Sequel and the MySQL gems.
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# The MySQL gem can be difficult to install on OS X. Once you have MySQL
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# installed, running the following commands should work:
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# $ sudo gem install sequel
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# $ sudo gem install mysql -- --with-mysql-config=/usr/local/mysql/bin/mysql_config
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#
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# I run this as follows:
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# ruby -r './_import/drupal' -e 'Jekyll::Drupal.process("#{ENV["DB"]}", "#{ENV["DB_USER"]}", "#{ENV["DB_PASS"]}", "#{ENV["DB_HOST"]}")'
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#
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module Jekyll
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module Drupal
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# Reads a MySQL database via Sequel and creates a post file for each post
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# in wp_posts that has post_status = 'publish'. This restriction is made
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# because 'draft' posts are not guaranteed to have valid dates.
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QUERY = "SELECT n.nid, \
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n.title, \
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n.created, \
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n.status, \
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b.body_value, \
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a.alias
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FROM node n, \
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field_data_body b, \
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url_alias a \
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WHERE n.type = 'blog' \
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AND b.entity_type = 'node' AND b.bundle='blog' AND b.entity_id = n.nid \
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AND a.source = concat('node/', n.nid)"
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def self.process(dbname, user, pass, host = 'localhost')
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db = Sequel.mysql(dbname, :user => user, :password => pass, :host => host, :encoding => 'utf8')
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FileUtils.mkdir_p "_posts"
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FileUtils.mkdir_p "_drafts"
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db[QUERY].each do |post|
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# Get required fields and construct Jekyll compatible name
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node_id = post[:nid]
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title = post[:title]
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content = post[:body_value]
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created = post[:created]
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time = Time.at(created)
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permalink = post[:alias]
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is_published = post[:status] == 1
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dir = is_published ? "_posts" : "_drafts"
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slug = title.strip.downcase.gsub(/(&|&)/, ' and ').gsub(/[\s\.\/\\]/, '-').gsub(/[^\w-]/, '').gsub(/[-_]{2,}/, '-').gsub(/^[-_]/, '').gsub(/[-_]$/, '')
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name = time.strftime("%Y-%m-%d-") + slug + '.md'
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tag_query = "SELECT td.name \
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FROM field_data_taxonomy_vocabulary_1 f INNER JOIN taxonomy_term_data td \
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ON (f.taxonomy_vocabulary_1_tid = td.tid) \
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WHERE f.entity_id = #{node_id}"
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tags = []
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db[tag_query].each do |tag|
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tags.push tag[:name]
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end
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# Get the relevant fields as a hash, delete empty fields and convert
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# to YAML for the header
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data = {
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'layout' => 'post',
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'title' => title.to_s,
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'created' => created,
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'permalink' => permalink,
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'tags' => tags
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}.delete_if { |k,v| v.nil? || v == ''}.to_yaml
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# Write out the data and content to file
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File.open("#{dir}/#{name}", "w") do |f|
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f.puts data
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f.puts "---"
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f.puts content
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end
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end
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end
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end
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end
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