function initialize($params = array())
{
eZExchangeRatesUpdateHandler::initialize($params);
$shopINI = eZINI::instance('shop.ini');
if (!isset($params['ServerName'])) {
$params['ServerName'] = '';
if ($shopINI->hasVariable('ECBExchangeRatesSettings', 'ServerName')) {
$params['ServerName'] = $shopINI->variable('ECBExchangeRatesSettings', 'ServerName');
}
}
if (!isset($params['ServerPort'])) {
$params['ServerPort'] = '';
if ($shopINI->hasVariable('ECBExchangeRatesSettings', 'ServerPort')) {
$params['ServerPort'] = $shopINI->variable('ECBExchangeRatesSettings', 'ServerPort');
}
}
if (!isset($params['RatesURI'])) {
$params['RatesURI'] = '';
if ($shopINI->hasVariable('ECBExchangeRatesSettings', 'RatesURI')) {
$params['RatesURI'] = $shopINI->variable('ECBExchangeRatesSettings', 'RatesURI');
}
}
if (!isset($params['BaseCurrency'])) {
// the ECB returns currencies against 'EUR'
$params['BaseCurrency'] = 'EUR';
}
$this->setServerName($params['ServerName']);
$this->setServerPort($params['ServerPort']);
$this->setRatesURI($params['RatesURI']);
$this->setBaseCurrency($params['BaseCurrency']);
}
static function updateAutoRates()
{
$error = array('code' => eZExchangeRatesUpdateHandler::OK, 'description' => '');
$handler = eZExchangeRatesUpdateHandler::create();
if ($handler) {
$error = $handler->requestRates();
if ($error['code'] === eZExchangeRatesUpdateHandler::OK) {
$rateList = $handler->rateList();
if (is_array($rateList) && count($rateList) > 0) {
$handlerBaseCurrency = $handler->baseCurrency();
if ($handlerBaseCurrency) {
$shopBaseCurrency = false;
$shopINI = eZINI::instance('shop.ini');
if ($shopINI->hasVariable('ExchangeRatesSettings', 'BaseCurrency')) {
$shopBaseCurrency = $shopINI->variable('ExchangeRatesSettings', 'BaseCurrency');
}
if (!$shopBaseCurrency) {
$shopBaseCurrency = $handlerBaseCurrency;
}
// update rates for existing currencies
//$baseCurrencyCode = $handler->baseCurrency();
if (isset($rateList[$shopBaseCurrency]) || $shopBaseCurrency === $handlerBaseCurrency) {
// to avoid unnecessary multiplication set $crossBaseRate to 'false';
$crossBaseRate = false;
if ($shopBaseCurrency !== $handlerBaseCurrency) {
$crossBaseRate = 1.0 / (double) $rateList[$shopBaseCurrency];
$rateList[$handlerBaseCurrency] = '1.0000';
}
$currencyList = eZCurrencyData::fetchList();
if (is_array($currencyList) && count($currencyList) > 0) {
foreach ($currencyList as $currency) {
$rateValue = false;
$currencyCode = $currency->attribute('code');
if (isset($rateList[$currencyCode])) {
$rateValue = $rateList[$currencyCode];
if ($crossBaseRate !== false) {
$rateValue *= $crossBaseRate;
}
} else {
if ($currencyCode === $shopBaseCurrency) {
$rateValue = '1.0000';
}
}
$currency->setAttribute('auto_rate_value', $rateValue);
$currency->sync();
}
}
$error['code'] = eZExchangeRatesUpdateHandler::OK;
$error['description'] = ezpI18n::tr('kernel/shop', "'Auto' rates were updated successfully.");
} else {
$error['code'] = eZExchangeRatesUpdateHandler::INVALID_BASE_CROSS_RATE;
$error['description'] = ezpI18n::tr('kernel/shop', "Unable to calculate cross-rate for currency-pair '%1'/'%2'", null, array($handlerBaseCurrency, $shopBaseCurrency));
}
} else {
$error['code'] = eZExchangeRatesUpdateHandler::UNKNOWN_BASE_CURRENCY;
$error['description'] = ezpI18n::tr('kernel/shop', 'Unable to determine currency for retrieved rates.');
}
} else {
$error['code'] = eZExchangeRatesUpdateHandler::EMPTY_RATE_LIST;
$error['description'] = ezpI18n::tr('kernel/shop', 'Retrieved empty list of rates.');
}
}
} else {
$error['code'] = eZExchangeRatesUpdateHandler::CANT_CREATE_HANDLER;
$error['description'] = ezpI18n::tr('kernel/shop', 'Unable to create handler to update auto rates.');
}
if ($error['code'] !== eZExchangeRatesUpdateHandler::OK) {
eZDebug::writeError($error['description'], __METHOD__);
}
return $error;
}
