/**
* @return string
*/
public static function getDatetimeExpressionTemplate()
{
if (self::$datetimeTemplate === null) {
$helper = Application::getConnection()->getSqlHelper();
$format = Context::getCurrent()->getCulture()->getDateTimeFormat();
$datetimeFieldName = '#FIELD#';
$datetimeField = $datetimeFieldName;
if (\CTimeZone::Enabled()) {
$diff = \CTimeZone::GetOffset();
if ($diff != 0) {
$datetimeField = $helper->addSecondsToDateTime($diff, $datetimeField);
}
unset($diff);
}
self::$datetimeTemplate = str_replace(array('%', $datetimeFieldName), array('%%', '%1$s'), $helper->formatDate($format, $datetimeField));
unset($datetimeField, $datetimeFieldName, $format, $helper);
}
return self::$datetimeTemplate;
}
/**
* 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;
}