NbpExchange (in dev)

Simple gem for getting average exchange rate for PLN (polski zloty) from NBP

This gem helps to get average exchange rate PLN to (USD,EUR) for given date. For version 0.0.1 it supports only dates from 2011-08-01

Usage

currency = NbpExhchange::Currency.new('usd')

rate = currency.rate(Date.parse("2011-11-02"))
rate.average_currency_rate