Class: Maguire::Locale

Inherits:
Object
  • Object
show all
Defined in:
lib/maguire/locale.rb

Defined Under Namespace

Classes: NotSupportedError

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(locale, locale_data = {}) ⇒ Locale

Returns a new instance of Locale.



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# File 'lib/maguire/locale.rb', line 9

def initialize(locale, locale_data={})
  @locale = locale

  layouts = locale_data[:layouts]
  @positive_formatting = parse_layout(layouts[:positive])
  @negative_formatting = parse_layout(layouts[:negative])
  if layouts[:zero]
    @zero_formatting = parse_zero_layout(layouts[:zero])
  end

  @currency_overlays = locale_data
end

Instance Attribute Details

#code ⇒ Object (readonly)

Returns the value of attribute code.



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# File 'lib/maguire/locale.rb', line 7

def code
  @code
end

#locale ⇒ Object (readonly)

Returns the value of attribute locale.



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# File 'lib/maguire/locale.rb', line 7

def locale
  @locale
end

#symbol ⇒ Object (readonly)

Returns the value of attribute symbol.



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# File 'lib/maguire/locale.rb', line 7

def symbol
  @symbol
end

Class Method Details

.lookup(options) ⇒ Object 



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# File 'lib/maguire/locale.rb', line 205

def lookup(options)
  locale = "#{options[:lang].downcase}-#{options[:country].upcase}"
  data = Maguire.locale_paths.load(locale)
  if data.nil?
    raise Locale::NotSupportedError.new("The locale #{locale} isn't supported")
  else
    self.new(locale, data)
  end
end

Instance Method Details

#as_json ⇒ Object 



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# File 'lib/maguire/locale.rb', line 85

def as_json
  {
    id: @locale,
    positive: @positive_formatting,
    negative: @negative_formatting,
    zero: @zero_formatting
  }
end

#format(value, currency_code, options = {}) ⇒ Object 



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# File 'lib/maguire/locale.rb', line 37

def format(value, currency_code, options={})
  currency = localized_currency(currency_code)

  major_value = value.abs / currency.precision
  minor_value = round(value.abs - major_value * currency.precision)

  formatting = value >= 0 ?
    @positive_formatting : @negative_formatting

  symbol = currency.symbol
  if options[:html] && currency.symbol_html
    symbol = currency.symbol_html
  end

  strip_insignificant_zeros = options[:strip_insignificant_zeros]
  if options[:no_minor_units] || currency.minor_units == 0
    minor_value = 0
    strip_insignificant_zeros = true
  end

  if major_value == 0 && minor_value == 0 && options[:free]
    return options[:free]
  end

  if strip_insignificant_zeros && minor_value == 0
    minor_value = ""
    decimal_symbol = ""
  else
    decimal_symbol = formatting[:decimal_symbol]

    if minor_value == 0 && @zero_formatting
      formatting = @zero_formatting
    else
      minor_value = minor_value.to_s.rjust(currency.minor_units, "0")
    end
  end

  groups = split_value_into_groups(major_value, formatting[:digit_grouping_style])

  formatting[:layout] % {
    symbol: symbol,
    code: currency.code,
    decimal: decimal_symbol,
    major_value: groups.join(formatting[:digit_grouping_symbol]),
    minor_value: minor_value
  }
end

#inspect ⇒ Object 



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# File 'lib/maguire/locale.rb', line 22

def inspect
  "<##{self.class} locale=#{locale}>"
end

#localized_currency(currency_code) ⇒ Object 



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# File 'lib/maguire/locale.rb', line 26

def localized_currency(currency_code)
  currency_code.downcase!
  currency = Currency.coded(currency_code)
  overlay = @currency_overlays[currency_code.to_sym]
  if overlay
    currency.overlay(overlay)
  else
    currency
  end
end