Class: Utopia::Localization::Locales

Inherits:
Object
  • Object
show all
Defined in:
lib/utopia/localization/locales.rb

Overview

Matches configured locales against language ranges.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(names) ⇒ Locales

Initialize the configured locales.



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# File 'lib/utopia/localization/locales.rb', line 25

def initialize(names)
	@names = names
	@patterns = {}
	
	@names.each do |name|
		self.class.expand(name, @patterns)
	end
	
	freeze
end

Instance Attribute Details

#names ⇒ Object (readonly)

Returns the value of attribute names.



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# File 'lib/utopia/localization/locales.rb', line 47

def names
  @names
end

#patterns ⇒ Object (readonly)

Returns the value of attribute patterns.



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# File 'lib/utopia/localization/locales.rb', line 48

def patterns
  @patterns
end

Class Method Details

.expand(locale, patterns) ⇒ Object

Expand a locale into progressively less specific language ranges.



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# File 'lib/utopia/localization/locales.rb', line 13

def self.expand(locale, patterns)
	parts = locale.split("-")
	
	while parts.any?
		pattern = parts.join("-")
		patterns[pattern] ||= locale
		parts.pop
	end
end

Instance Method Details

#freeze ⇒ Object

Freeze this object and its internal state.



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# File 'lib/utopia/localization/locales.rb', line 38

def freeze
	return self if frozen?
	
	@names.freeze
	@patterns.freeze
	
	return super
end

#match(languages) ⇒ Object

Select configured locales matching the given language ranges.



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# File 'lib/utopia/localization/locales.rb', line 53

def match(languages)
	languages.filter_map do |language|
		@patterns[language.name]
	end
end