Proposed Spree Data Import API

taxon_import.rb

Spree::DataImport.for(:taxons).run("https://abcdef012356789:x@wherethedatalives.com/taxons.xml")

taxonomy_decorator.rb

Spree::Taxonomy.class_eval do
  data_import(:taxons) do |config|
    config.source do
      fields do
        add(:id, :name, :description, :parent_id, :position, :icon)
        decorate(:id) { |id| id.to_i }
        decorate(:name) { |name| name.strip.titleize }
        decorate(:description) do |description|
          RDiscount.new(description.gsub(" | ", "\n\n").
            gsub(/<\/?font[\s\w="]*>/, '').
            gsub(/<\/?b>/, '').
            gsub(/(\s|&nbsp;)+/, " ").
            gsub(/(\*|&bull;)\s*/, "\n* ")).to_html
        end
        decorate(:parent_id) { |parent_id| parent_id.to_i }
        decorate(:position)  { |position| position.to_i }
      end
      xml! { |xml| xml.tag_name = "taxons" }
    end

    config.destination do
      active_model! do |model| 
        model.key   = :id
        model.scope = Spree::Taxon.find_or_create_by_name('Categories').taxons
      end
    end

    config.before_each do |taxon|
    end

    config.after_each do |taxon|
      # taxon.image_update!
    end

    config.after_all do
      #tax = Spree::Taxonomy.find_by_name('Categories')
      #TaxonomyTree.new(tax).reposition_taxons!
    end
  end
end