Class: Utopia::Middleware::Localization

Inherits:
Object
  • Object
show all
Defined in:
lib/utopia/middleware/localization.rb,
lib/utopia/middleware/localization/name.rb

Defined Under Namespace

Modules: Name

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app, options = {}) ⇒ Localization

Returns a new instance of Localization.



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# File 'lib/utopia/middleware/localization.rb', line 28

def initialize(app, options = {})
	@app = app

	@default_locale = options[:default] || "en"
	@all_locales = options[:all] || ["en"]
end

Instance Attribute Details

#all_locales ⇒ Object (readonly)

Returns the value of attribute all_locales.



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# File 'lib/utopia/middleware/localization.rb', line 43

def all_locales
  @all_locales
end

#default_locale ⇒ Object (readonly)

Returns the value of attribute default_locale.



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# File 'lib/utopia/middleware/localization.rb', line 44

def default_locale
  @default_locale
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/utopia/middleware/localization.rb', line 46

def call(env)
	path = Path.create(env["PATH_INFO"])

	request_locale = current_locale(env, path.basename)
	resource_name = Name.nonlocalized(path.basename, @all_locales).join(".")

	env["utopia.current_locale"] = request_locale
	env["utopia.localization"] = self

	localized_name = Name.localized(resource_name, request_locale, @all_locales).join(".")

	localization_probe = env.dup
	localization_probe["REQUEST_METHOD"] = "HEAD"
	localization_probe["PATH_INFO"] = (path.dirname + localized_name).to_s

	response = @app.call(localization_probe)

	if response[0] < 300
		if path.basename == localized_name
			return @app.call(env)
		else
			return [307, {"Location" => localization_probe["PATH_INFO"]}, []]
		end
	elsif response[0] < 400
		return response
	else
		if path.basename == resource_name
			return @app.call(env)
		else
			return [307, {"Location" => (path.dirname + resource_name).to_s}, []]
		end
	end
end

#current_locale(env, resource_name) ⇒ Object 



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# File 'lib/utopia/middleware/localization.rb', line 39

def current_locale(env, resource_name)
	Rack::Request.new(env).GET["locale"] || named_locale(resource_name) || @default_locale
end

#named_locale(resource_name) ⇒ Object 



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# File 'lib/utopia/middleware/localization.rb', line 35

def named_locale(resource_name)
	Name.extract_locale(resource_name, @all_locales)
end