Contents

class Numeric

  # Converts this numeric to a Money object in the default currency. It
  # multiplies the numeric value by 100 and treats that as cents.
  #
  #   100.to_money => #<Money @cents=10000>
  #   100.37.to_money => #<Money @cents=10037>
  #   1000.to_money(:millicents) => #<Money @cents=1>
  def to_money(units=:cents)
    if units == :millicents
      Money.new(self, :units => :millicents)
    else
      Money.new(self * 100)
    end
  end

end


class String

  # Parses the current string and converts it to a Money object.
  # Excess characters will be discarded.
  #
  #   '100'.to_money       # => #<Money @cents=10000>
  #   '100.37'.to_money    # => #<Money @cents=10037>
  #   '100 USD'.to_money   # => #<Money @cents=10000, @currency="USD">
  #   'USD 100'.to_money   # => #<Money @cents=10000, @currency="USD">
  #   '$100 USD'.to_money   # => #<Money @cents=10000, @currency="USD">
  #   '1000'.to_money(:millicents)  # => #<Money @cents=1, @currency="USD">
  def to_money(units=:cents)
    # Get the currency.
    matches = scan /([A-Z]{2,3})/
    currency = matches[0] ? matches[0][0] : Money.default_currency

    # Get the cents amount
    sans_spaces = gsub(/\s+/, '')
    matches = sans_spaces.scan /(\-?\d+(?:[\.,]\d+)?)/
    money = if matches[0]
              value = matches[0][0].gsub(/,/, '.')
              value.to_f
            else
              0
            end

    if units == :millicents
      Money.new(money, currency, :units => :millicents)
    else
      Money.new(money * 100, currency)
    end
  end

end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
sevenwire-money-2.1.0	lib/money/core_extensions.rb
sevenwire-money-2.1.1	lib/money/core_extensions.rb
sevenwire-money-2.2.0	lib/money/core_extensions.rb