Module: I18n::Backend::Chain::Implementation

Includes:
Base
Included in:
I18n::Backend::Chain
Defined in:
lib/i18n/backend/chain.rb

Constant Summary

Constants included from Transliterator

Transliterator::DEFAULT_REPLACEMENT_CHAR

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Base

#load_translations

Methods included from Transliterator

get, #transliterate

Instance Attribute Details

#backends ⇒ Object

Returns the value of attribute backends.



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# File 'lib/i18n/backend/chain.rb', line 25

def backends
  @backends
end

Instance Method Details

#available_locales ⇒ Object 



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# File 'lib/i18n/backend/chain.rb', line 52

def available_locales
  backends.map { |backend| backend.available_locales }.flatten.uniq
end

#eager_load! ⇒ Object 



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# File 'lib/i18n/backend/chain.rb', line 44

def eager_load!
  backends.each { |backend| backend.eager_load! }
end

#exists?(locale, key, options = EMPTY_HASH) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/i18n/backend/chain.rb', line 76

def exists?(locale, key, options = EMPTY_HASH)
  backends.any? do |backend|
    backend.exists?(locale, key, options)
  end
end

#initialize(*backends) ⇒ Object 



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# File 'lib/i18n/backend/chain.rb', line 27

def initialize(*backends)
  self.backends = backends
end

#initialized? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/i18n/backend/chain.rb', line 31

def initialized?
  backends.all? do |backend|
    backend.instance_eval do
      return false unless initialized?
    end
  end
  true
end

#localize(locale, object, format = :default, options = EMPTY_HASH) ⇒ Object 



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# File 'lib/i18n/backend/chain.rb', line 82

def localize(locale, object, format = :default, options = EMPTY_HASH)
  backends.each do |backend|
    catch(:exception) do
      result = backend.localize(locale, object, format, options) and return result
    end
  end
  throw(:exception, I18n::MissingTranslation.new(locale, format, options))
end

#reload! ⇒ Object 



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# File 'lib/i18n/backend/chain.rb', line 40

def reload!
  backends.each { |backend| backend.reload! }
end

#store_translations(locale, data, options = EMPTY_HASH) ⇒ Object 



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# File 'lib/i18n/backend/chain.rb', line 48

def store_translations(locale, data, options = EMPTY_HASH)
  backends.first.store_translations(locale, data, options)
end

#translate(locale, key, default_options = EMPTY_HASH) ⇒ Object 



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# File 'lib/i18n/backend/chain.rb', line 56

def translate(locale, key, default_options = EMPTY_HASH)
  namespace = nil
  options = Utils.except(default_options, :default)

  backends.each do |backend|
    catch(:exception) do
      options = default_options if backend == backends.last
      translation = backend.translate(locale, key, options)
      if namespace_lookup?(translation, options)
        namespace = _deep_merge(translation, namespace || {})
      elsif !translation.nil? || (options.key?(:default) && options[:default].nil?)
        return translation
      end
    end
  end

  return namespace if namespace
  throw(:exception, I18n::MissingTranslation.new(locale, key, options))
end