public function convert($from, $to, $amount)
{
parent::makeRequest();
$rateFrom = $this->getRate($from);
$rateTo = $this->getRate($to);
return $amount / $rateFrom * $rateTo;
}
public function __construct(CacheInterface $cache = null, ClientInterface $client = null, AdapterInterface $adapter = null)
{
if (is_null($cache)) {
$cache = new MemcacheCache();
}
if (is_null($client)) {
$client = new EcbClient($cache);
}
if (is_null($adapter)) {
$adapter = new EcbToArrayAdapter();
}
$this->client = $client;
$this->adapter = $adapter;
$this->path = 'http://www.ecb.europa.eu/stats/eurofxref/eurofxref-daily.xml';
parent::makeRequest();
}