Viewing file:  FixedExchange.php (1.02 KB) -rw-r--r--
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<?php
namespace Money\Exchange;
use Money\Currency;
use Money\CurrencyPair;
use Money\Exception\UnresolvableCurrencyPairException;
use Money\Exchange;
/**
* Provides a way to get exchange rate from a static list (array).
*
* @author Frederik Bosch <f.bosch@genkgo.nl>
*/
final class FixedExchange implements Exchange
{
/**
* @var array
*/
private $list;
/**
* @param array $list
*/
public function __construct(array $list)
{
$this->list = $list;
}
/**
* {@inheritdoc}
*/
public function quote(Currency $baseCurrency, Currency $counterCurrency)
{
if (isset($this->list[$baseCurrency->getCode()][$counterCurrency->getCode()])) {
return new CurrencyPair(
$baseCurrency,
$counterCurrency,
$this->list[$baseCurrency->getCode()][$counterCurrency->getCode()]
);
}
throw UnresolvableCurrencyPairException::createFromCurrencies($baseCurrency, $counterCurrency);
}
}
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