/**
* Create a currency object and return it.
*
* <code>
* $ids = array(1,2,3,4,5);
* $currencies = new CrowdFundingCurrencies(JFactory::getDbo());
* $currencies->load($ids);
*
* $currency = $currencies->getCurrency(1);
* </code>
*
* @param int $id
*
* @throws UnexpectedValueException
*
* @return null|CrowdFundingCurrency
*/
public function getCurrency($id)
{
if (!$id) {
throw new UnexpectedValueException(JText::_("LIB_CROWDFUNDING_INVALID_CURRENCY_ID"));
}
$currency = null;
foreach ($this->items as $item) {
if ($id == $item["id"]) {
$currency = new CrowdFundingCurrency();
$currency->bind($item);
break;
}
}
return $currency;
}
