Module: Export::BasicNomenclature

Defined in:
lib/export/basic_nomenclature.rb

Overview

Exports to a simple format.

Class Method Summary collapse

Class Method Details

.download(taxon_name, request = nil) ⇒ Object 



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# File 'lib/export/basic_nomenclature.rb', line 59

def self.download(taxon_name, request = nil)
  file_path = ::Export::BasicNomenclature.export(taxon_name.id)
  name = "basic_nomenclature_taxon_name_id_#{taxon_name.id}_#{DateTime.now}.zip"

  ::Download::BasicNomenclature.create!(
    name: "Basic nomenclature for #{taxon_name.cached} on #{Time.now}.",
    description: 'A zip file containing a simple CSV export of nomenclature.',
    filename: name,
    source_file_path: file_path,
    request: request,
    expires: 2.days.from_now
  )
end

.download_async(taxon_name, request = nil) ⇒ Object 



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# File 'lib/export/basic_nomenclature.rb', line 73

def self.download_async(taxon_name, request = nil)
  name = "basic_nomenclature_taxon_name_id_#{taxon_name.id}_#{DateTime.now}.zip"

  download = ::Download::BasicNomenclature.create!(
    name: "Basic nomenclature for #{taxon_name.cached} on #{Time.now}.",
    description: 'A zip file containing a simple CSV export of nomenclature.',
    filename: name,
    request: request,
    expires: 2.days.from_now
 )

  BasicNomenclatureCreateDownloadJob.perform_later(taxon_name, download)

  download
end

.export(taxon_name_id) ⇒ Object 



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# File 'lib/export/basic_nomenclature.rb', line 8

def self.export(taxon_name_id)
  t = TaxonName.find(taxon_name_id)

  zip_file_path = "/tmp/_#{SecureRandom.hex(8)}_basic_nomenclature.zip"

  Zip::File.open(zip_file_path, Zip::File::CREATE) do |zipfile|
    zipfile.get_output_stream('names.csv') { |f| f.write generate(t) }
  end

  zip_file_path
end

.generate(taxon_name) ⇒ Object 



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# File 'lib/export/basic_nomenclature.rb', line 20

def self.generate(taxon_name)
  ::CSV.generate(col_sep: "\t") do |csv|

    csv << %w{
      global_id
      order
      infraorder
      superfamily
      family
      subfamily
      genus
      species
      subspecies
      author
      year
      synonyms
    }

    taxon_name.self_and_descendants.that_is_valid.each do |t|
      a = t.ancestor_hash
      syn = t.synonyms.where('taxon_names.id != ?', t.id).collect{|s| s.cached_name_and_author_year }.join('; ')
      csv << [
        t.to_global_id.to_s,
        a['order'],
        a['infraorder'],
        a['superfamily'],
        a['family'],
        a['subfamily'],
        a['genus'],
        a['species'],
        a['subspecies'],
        t.cached_author,
        t.cached_nomenclature_date&.year,
        syn.blank? ? nil : syn,
      ]
    end
  end
end