Class: JekyllImport::Importers::Drupal7

Inherits:
JekyllImport::Importer show all
Defined in:
lib/jekyll-import/importers/drupal7.rb

Constant Summary collapse

QUERY =

Reads a MySQL database via Sequel and creates a post file for each story and blog node.

"SELECT n.nid, \
       n.title, \
       fdb.body_value, \
       n.created, \
       n.status \
FROM node AS n, \
     field_data_body AS fdb \
WHERE (n.type = 'blog' OR n.type = 'story' OR n.type = 'article') \
AND n.nid = fdb.entity_id \
AND n.vid = fdb.revision_id"

Class Method Summary collapse

Methods inherited from JekyllImport::Importer

inherited, run, stringify_keys, subclasses

Class Method Details

.process(options) ⇒ Object 



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# File 'lib/jekyll-import/importers/drupal7.rb', line 48

def self.process(options)
  dbname = options.fetch('dbname')
  user   = options.fetch('user')
  pass   = options.fetch('password', "")
  host   = options.fetch('host', "localhost")
  prefix = options.fetch('prefix', "")

  db = Sequel.mysql(dbname, :user => user, :password => pass, :host => host, :encoding => 'utf8')

  unless prefix.empty?
    QUERY[" node "] = " " + prefix + "node "
    QUERY[" field_data_body "] = " " + prefix + "field_data_body "
  end

  FileUtils.mkdir_p "_posts"
  FileUtils.mkdir_p "_drafts"
  FileUtils.mkdir_p "_layouts"

  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)
    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'

    # Get the relevant fields as a hash, delete empty fields and convert
    # to YAML for the header
    data = {
       'layout' => 'default',
       '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

  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

.require_deps ⇒ Object 



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# File 'lib/jekyll-import/importers/drupal7.rb', line 39

def self.require_deps
  JekyllImport.require_with_fallback(%w[
    rubygems
    sequel
    fileutils
    safe_yaml
  ])
end

.specify_options(c) ⇒ Object 



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# File 'lib/jekyll-import/importers/drupal7.rb', line 31

def self.specify_options(c)
  c.option 'dbname', '--dbname DB', 'Database name'
  c.option 'user', '--user USER', 'Database user name'
  c.option 'password', '--password PW', 'Database user\'s password (default: "")'
  c.option 'host', '--host HOST', 'Database host name (default: "localhost")'
  c.option 'prefix', '--prefix PREFIX', 'Table prefix name'
end

.validate(options) ⇒ Object 



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# File 'lib/jekyll-import/importers/drupal7.rb', line 23

def self.validate(options)
  %w[dbname user].each do |option|
    if options[option].nil?
      abort "Missing mandatory option --#{option}."
    end
  end
end