Class: Factbase::ToXML

Inherits:
Object
  • Object
show all
Defined in:
lib/factbase/to_xml.rb

Overview

Factbase to XML converter.

This class helps converting an entire Factbase to YAML format, for example:

require 'factbase/to_xml'
fb = Factbase.new
puts Factbase::ToXML.new(fb).xml
Author

Yegor Bugayenko ([email protected])

Copyright

Copyright © 2024 Yegor Bugayenko

License

MIT

Instance Method Summary collapse

Constructor Details

#initialize(fb, sorter = '_id') ⇒ ToXML

Constructor.



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# File 'lib/factbase/to_xml.rb', line 41

def initialize(fb, sorter = '_id')
  @fb = fb
  @sorter = sorter
end

Instance Method Details

#xml ⇒ String

Convert the entire factbase into XML.

Returns:

  • (String) —

    The factbase in XML format



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# File 'lib/factbase/to_xml.rb', line 48

def xml
  bytes = @fb.export
  meta = {
    version: Factbase::VERSION,
    size: bytes.size
  }
  Nokogiri::XML::Builder.new(encoding: 'UTF-8') do |xml|
    xml.fb(meta) do
      Factbase::Flatten.new(Marshal.load(bytes), @sorter).it.each do |m|
        xml.f_ do
          m.sort.to_h.each do |k, vv|
            if vv.is_a?(Array)
              xml.send(:"#{k}_") do
                vv.each do |v|
                  xml.send(:v, to_str(v), t: type_of(v))
                end
              end
            else
              xml.send(:"#{k}_", to_str(vv), t: type_of(vv))
            end
          end
        end
      end
    end
  end.to_xml
end