class BuntoImport::Importers::Mephisto

Constants

QUERY

This query will pull blog posts from all entries across all blogs. If you've got unpublished, deleted or otherwise hidden posts please sift through the created posts to make sure nothing is accidently published.

Public Class Methods

postgres(c) click to toggle source

Accepts a hash with database config variables, exports mephisto posts into a csv export PGPASSWORD if you must

# File lib/bunto-import/importers/mephisto.rb, line 6
      def self.postgres(c)
        sql = <<-SQL
        BEGIN;
        CREATE TEMP TABLE bunto AS
          SELECT title, permalink, body, published_at, filter FROM contents
          WHERE user_id = 1 AND type = 'Article' ORDER BY published_at;
        COPY bunto TO STDOUT WITH CSV HEADER;
        ROLLBACK;
        SQL
        command = %Q(psql -h #{c[:host] || "localhost"} -c "#{sql.strip}" #{c[:database]} #{c[:username]} -o #{c[:filename] || "posts.csv"})
        puts command
        `#{command}`
        CSV.process
      end
process(options) click to toggle source
# File lib/bunto-import/importers/mephisto.rb, line 59
def self.process(options)
  dbname = options.fetch('dbname')
  user   = options.fetch('user')
  pass   = options.fetch('password', '')
  host   = options.fetch('host', "localhost")

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

  FileUtils.mkdir_p "_posts"

  db[QUERY].each do |post|
    title = post[:title]
    slug = post[:permalink]
    date = post[:published_at]
    content = post[:body]

    # Ideally, this script would determine the post format (markdown,
    # html, etc) and create files with proper extensions. At this point
    # it just assumes that markdown will be acceptable.
    name = [date.year, date.month, date.day, slug].join('-') + ".markdown"

    data = {
       'layout' => 'post',
       'title' => title.to_s,
       'mt_id' => post[:entry_id],
     }.delete_if { |k,v| v.nil? || v == ''}.to_yaml

    File.open("_posts/#{name}", "w") do |f|
      f.puts data
      f.puts "---"
      f.puts content
    end
  end

end
require_deps() click to toggle source
# File lib/bunto-import/importers/mephisto.rb, line 29
def self.require_deps
  BuntoImport.require_with_fallback(%w[
    rubygems
    sequel
    fastercsv
    fileutils
  ])
end
specify_options(c) click to toggle source
# File lib/bunto-import/importers/mephisto.rb, line 38
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")'
end
validate(options) click to toggle source
# File lib/bunto-import/importers/mephisto.rb, line 21
def self.validate(options)
  %w[dbname user].each do |option|
    if options[option].nil?
      abort "Missing mandatory option --#{option}."
    end
  end
end