/**
* @return string
*/
public static function getBaseCurrency()
{
if (self::$baseCurrency === '') {
$skipCache = defined('CURRENCY_SKIP_CACHE') && CURRENCY_SKIP_CACHE;
$tableName = CurrencyTable::getTableName();
$currencyFound = false;
$currencyFromCache = false;
if (!$skipCache) {
$cacheTime = (int) (defined('CURRENCY_CACHE_TIME') ? CURRENCY_CACHE_TIME : CURRENCY_CACHE_DEFAULT_TIME);
$managedCache = Application::getInstance()->getManagedCache();
$currencyFromCache = $managedCache->read($cacheTime, self::CACHE_BASE_CURRENCY_ID, $tableName);
if ($currencyFromCache) {
$currencyFound = true;
self::$baseCurrency = (string) $managedCache->get(self::CACHE_BASE_CURRENCY_ID, $tableName);
}
}
if ($skipCache || !$currencyFound) {
$currencyIterator = CurrencyTable::getList(array('select' => array('CURRENCY'), 'filter' => array('BASE' => 'Y', 'AMOUNT' => 1)));
if ($currency = $currencyIterator->fetch()) {
$currencyFound = true;
self::$baseCurrency = $currency['CURRENCY'];
}
unset($currency, $currencyIterator);
}
if (!$skipCache && $currencyFound && !$currencyFromCache) {
$managedCache->set(self::CACHE_BASE_CURRENCY_ID, self::$baseCurrency, $tableName);
}
}
return self::$baseCurrency;
}
/**
* Update base currency.
*
* @param string $currency Currency id.
* @return bool
*/
public static function updateBaseCurrency($currency)
{
/** @global \CUser $USER */
global $USER;
$currency = CurrencyManager::checkCurrencyID($currency);
if ($currency === false) {
return false;
}
$event = new Main\Event('currency', self::EVENT_ON_UPDATE_BASE_CURRENCY, array('NEW_BASE_CURRENCY' => $currency));
$event->send();
unset($event);
$conn = Main\Application::getConnection();
$helper = $conn->getSqlHelper();
$userID = isset($USER) && $USER instanceof \CUser ? (int) $USER->getID() : 0;
$tableName = $helper->quote(CurrencyTable::getTableName());
$baseField = $helper->quote('BASE');
$dateUpdateField = $helper->quote('DATE_UPDATE');
$modifiedByField = $helper->quote('MODIFIED_BY');
$amountField = $helper->quote('AMOUNT');
$amountCntField = $helper->quote('AMOUNT_CNT');
$currencyField = $helper->quote('CURRENCY');
$query = 'update ' . $tableName . ' set ' . $baseField . ' = \'N\', ' . $dateUpdateField . ' = ' . $helper->getCurrentDateTimeFunction() . ', ' . $modifiedByField . ' = ' . ($userID == 0 ? 'NULL' : $userID) . ' where ' . $currencyField . ' <> \'' . $helper->forSql($currency) . '\' and ' . $baseField . ' = \'Y\'';
$conn->queryExecute($query);
$query = 'update ' . $tableName . ' set ' . $baseField . ' = \'Y\', ' . $dateUpdateField . ' = ' . $helper->getCurrentDateTimeFunction() . ', ' . $modifiedByField . ' = ' . ($userID == 0 ? 'NULL' : $userID) . ', ' . $amountField . ' = 1, ' . $amountCntField . ' = 1 where ' . $currencyField . ' = \'' . $helper->forSql($currency) . '\'';
$conn->queryExecute($query);
static::updateBaseRates();
$event = new Main\Event('currency', self::EVENT_ON_AFTER_UPDATE_BASE_CURRENCY, array('NEW_BASE_CURRENCY' => $currency));
$event->send();
unset($event);
self::$baseCurrency = '';
return true;
}
