Sha256: ce52d0cd2f317407076ed244a183e59135f2a76284bf3bb74215157876fc7dd4

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Versions: 29

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Stored size: 1.74 KB

Contents

module GettextI18nRails
  #translates i18n calls to gettext calls
  class Backend
    @@translate_defaults = true
    cattr_accessor :translate_defaults
    attr_accessor :backend

    def initialize(*args)
      self.backend = I18n::Backend::Simple.new(*args)
    end

    def available_locales
      FastGettext.available_locales || []
    end

    def translate(locale, key, options)
      if gettext_key = gettext_key(key, options)
        translation = FastGettext._(gettext_key)
        interpolate(translation, options)
      else
        backend.translate locale, key, options
      end
    end

    def method_missing(method, *args)
      backend.send(method, *args)
    end

    protected

    def gettext_key(key, options)
      flat_key = flatten_key key, options
      if FastGettext.key_exist?(flat_key)
        flat_key
      elsif self.class.translate_defaults
        [*options[:default]].each do |default|
          #try the scoped(more specific) key first e.g. 'activerecord.errors.my custom message'
          flat_key = flatten_key default, options
          return flat_key if FastGettext.key_exist?(flat_key)

          #try the short key thereafter e.g. 'my custom message'
          return default if FastGettext.key_exist?(default)
        end
        return nil
      end
    end

    def interpolate(string, values)
      if string.respond_to?(:%)
        reserved_keys = if defined?(I18n::RESERVED_KEYS) # rails 3+
          I18n::RESERVED_KEYS
        else
          I18n::Backend::Base::RESERVED_KEYS
        end

        string % values.except(*reserved_keys)
      else
        string
      end
    end

    def flatten_key key, options
      scope = [*(options[:scope] || [])]
      scope.empty? ? key.to_s : "#{scope*'.'}.#{key}"
    end
  end
end

Version data entries

29 entries across 29 versions & 2 rubygems

Version Path
gettext_i18n_rails-0.6.2 lib/gettext_i18n_rails/backend.rb
gettext_i18n_rails-0.6.1 lib/gettext_i18n_rails/backend.rb
gettext_i18n_rails-0.5.4 lib/gettext_i18n_rails/backend.rb
nulogy-gettext_i18n_rails-0.5.3.2 lib/gettext_i18n_rails/backend.rb
nulogy-gettext_i18n_rails-0.5.3.1 lib/gettext_i18n_rails/backend.rb
gettext_i18n_rails-0.5.3 lib/gettext_i18n_rails/backend.rb
nulogy-gettext_i18n_rails-0.5.0.3 lib/gettext_i18n_rails/backend.rb
gettext_i18n_rails-0.5.2 lib/gettext_i18n_rails/backend.rb
nulogy-gettext_i18n_rails-0.5.0.2 lib/gettext_i18n_rails/backend.rb
gettext_i18n_rails-0.5.1 lib/gettext_i18n_rails/backend.rb
nulogy-gettext_i18n_rails-0.5.0.1 lib/gettext_i18n_rails/backend.rb
gettext_i18n_rails-0.5.0 lib/gettext_i18n_rails/backend.rb
nulogy-gettext_i18n_rails-0.4.6.2 lib/gettext_i18n_rails/backend.rb
nulogy-gettext_i18n_rails-0.4.6.1 lib/gettext_i18n_rails/backend.rb
gettext_i18n_rails-0.4.6 lib/gettext_i18n_rails/backend.rb
gettext_i18n_rails-0.4.5 lib/gettext_i18n_rails/backend.rb
gettext_i18n_rails-0.4.4 lib/gettext_i18n_rails/backend.rb
gettext_i18n_rails-0.4.3 lib/gettext_i18n_rails/backend.rb
gettext_i18n_rails-0.4.2 lib/gettext_i18n_rails/backend.rb
gettext_i18n_rails-0.4.1 lib/gettext_i18n_rails/backend.rb