protected function addUpdateExchangeRate($currencyFrom, $currencyTo, $rate)
    {
        if (!in_array($currencyTo, $this->managedCurrencies)) {
            return false;
        }
        
        $exchangeRate = $this->currencyRateRepository->findOneBy([
            'currencyFrom' => $currencyFrom,
            'currencyTo'   => $currencyTo,
        ]);
        
        if (null === $exchangeRate) {
            $exchangeRate = new CurrencyRate();
            $exchangeRate->setCurrencyFrom($currencyFrom);
            $exchangeRate->setCurrencyTo($currencyTo);
            $exchangeRate->setExchangeRate($rate);
            $this->helper->getEntityManager()->persist($exchangeRate);
        } else {
            $exchangeRate->setExchangeRate($rate);
        }
        
        return true;
    }
protected function addUpdateExchangeRate($currencyFrom, $currencyTo, $rate)
    {
        if (!in_array($currencyTo, $this->managedCurrencies)) {
            return false;
        }
        
        $exchangeRate = $this->currencyRateRepository->findOneBy([
            'currencyFrom' => $currencyFrom,
            'currencyTo'   => $currencyTo,
        ]);
        
        if (null === $exchangeRate) {
            $exchangeRate = new CurrencyRate();
            $exchangeRate->setCurrencyFrom($currencyFrom);
            $exchangeRate->setCurrencyTo($currencyTo);
            $exchangeRate->setExchangeRate($rate);
            $this->helper->getEntityManager()->persist($exchangeRate);
        } else {
            $exchangeRate->setExchangeRate($rate);
        }
        
        return true;
    }
protected function addUpdateExchangeRate ( $ currencyFrom , $ currencyTo , $ rate ) { if ( ! in_array ( $ currencyTo , $ this -> managedCurrencies ) ) { return false ; } $ exchangeRate = $ this -> currencyRateRepository -> findOneBy ( [ 'currencyFrom' => $ currencyFrom , 'currencyTo' => $ currencyTo , ] ) ; if ( null === $ exchangeRate ) { $ exchangeRate = new CurrencyRate ( ) ; $ exchangeRate -> setCurrencyFrom ( $ currencyFrom ) ; $ exchangeRate -> setCurrencyTo ( $ currencyTo ) ; $ exchangeRate -> setExchangeRate ( $ rate ) ; $ this -> helper -> getEntityManager ( ) -> persist ( $ exchangeRate ) ; } else { $ exchangeRate -> setExchangeRate ( $ rate ) ; } return true ; }
Adds new rate or updates existing one

@param string $currencyFrom
@param string $currencyTo
@param float  $rate
Adds new rate or updates existing one