I18n::Backend::Gettext

Protected Instance Methods

load_po(filename) click to toggle source
# File lib/i18n/backend/gettext.rb, line 30
def load_po(filename)
  locale = ::File.basename(filename, '.po').to_sym
  data = normalize(locale, parse(filename))
  { locale => data }
end
normalize(locale, data) click to toggle source
# File lib/i18n/backend/gettext.rb, line 40
def normalize(locale, data)
  data.inject({}) do |result, (key, value)|
    unless key.nil? || key.empty?
      key, value = normalize_pluralization(locale, key, value) if key.index("\0000")

      parts = key.split('|').reverse
      normalized = parts.inject({}) do |_normalized, part|
        { part => _normalized.empty? ? value : _normalized }
      end

      result.deep_merge!(normalized)
    end
    result
  end
end
normalize_pluralization(locale, key, value) click to toggle source
# File lib/i18n/backend/gettext.rb, line 56
def normalize_pluralization(locale, key, value)
  # FIXME po_parser includes \000 chars that can not be turned into Symbols
  key = key.gsub("\0000", I18n::Gettext::PLURAL_SEPARATOR).split(I18n::Gettext::PLURAL_SEPARATOR).first

  keys = I18n::Gettext.plural_keys(locale)
  values = value.split("\0000")
  raise "invalid number of plurals: #{values.size}, keys: #{keys.inspect}" if values.size != keys.size

  result = {}
  values.each_with_index { |_value, ix| result[keys[ix]] = _value }
  [key, result]
end
parse(filename) click to toggle source
# File lib/i18n/backend/gettext.rb, line 36
def parse(filename)
  GetText::PoParser.new.parse(::File.read(filename), PoData.new)
end

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