/**
* Load rates by date
*
* @param ICurrency[] $currencies
* @param \DateTime $date
* @throws \Exception
* @return ICurrencyRate[]
*/
public function getRates($currencies, \DateTime $date = null)
{
if ($date === null) {
$date = new \DateTime('now');
}
if ($date->format('Y-m-d') !== date('Y-m-d')) {
throw new NoRatesAvailableForDateException($date, $this);
}
$ratesXml = $this->xmlLoader->load(self::BASE_URL);
if (false === $ratesXml) {
throw new BadXMLQueryException(self::BASE_URL, $this);
}
$result = array();
foreach ($currencies as $currency) {
$rate = null;
foreach ($ratesXml->Cube->Cube->Cube as $ecbRate) {
if ((string) $ecbRate['currency'] === $currency->getCode()) {
$rate = (double) $ecbRate['rate'];
break;
}
}
if (!$rate) {
continue;
}
$rate = $this->currencyRateManager->getNewInstance($this->currencyManager->getCurrency($currency->getCode()), $this, $date, $rate, 1);
$result[$currency->getCode()] = $rate;
}
return $result;
}
/**
* Load rates by date
*
* @param ICurrency[] $currencies
* @param \DateTime|null $date
*
* @return ICurrencyRate[]
*
* @throws NoRatesAvailableForDateException
* @throws BadXMLQueryException
*/
public function getRates($currencies, \DateTime $date = null)
{
$currencyCodes = [];
foreach ($currencies as $currency) {
$currencyCodes[] = $currency->getCode() . '=X';
}
if (null === $date) {
$date = new \DateTime();
}
$queryData = ['q' => 'select * from yahoo.finance.historicaldata where symbol in ("' . implode('","', $currencyCodes) . '") and startDate = "' . $date->format('Y-m-d') . '" and endDate = "' . $date->format('Y-m-d') . '"', 'env' => 'store://datatables.org/alltableswithkeys'];
$query = self::BASE_URL . '?' . http_build_query($queryData);
$ratesXml = $this->xmlLoader->load($query);
if (false === $ratesXml) {
throw new BadXMLQueryException($query, $this);
}
if (0 === count($ratesXml->results->quote)) {
throw new NoRatesAvailableForDateException($date, $this);
}
$rates = [];
/** @var \SimpleXMLElement $rate */
foreach ($ratesXml->results->quote as $quote) {
$quote = (array) $quote;
$code = (string) $quote['@attributes']['Symbol'];
$code = str_replace('%3dX', '', $code);
$rate = $quote['Close'];
$rates[$code] = $this->currencyRateManager->getNewInstance($this->currencyManager->getCurrency($code), $this, $date, (double) $rate, 1);
}
return $rates;
}
public function testLoadWithIncorrectUrl()
{
$loader = new XMLLoader();
try {
$loader->load('http://incorrect_url');
} catch (\Exception $e) {
self::assertInstanceOf('\\Exception', $e);
}
}
