Payment.php

/**
 * Sage50 compatible Basket.
 *
 * @param  Mage_Sales_Model_Quote $quote
 * @return string Basket as string.
 */
public function getSageBasket($quote) {

    $basket = '';

    //$orderCurrencyCode = $this->getConfigCurrencyCode($quote);
    //$_currency         = Mage::getModel('directory/currency')->load($orderCurrencyCode);

    $useBaseMoney = true;

    $trnCurrency = (string)$this->getConfigData('trncurrency', $quote->getStoreId());
    if ($trnCurrency == 'store' or $trnCurrency == 'switcher') {
        $useBaseMoney = false;
    }

    $itemsCollection = $quote->getItemsCollection();
    if ($itemsCollection->getSize() > 0) {

        $numberOfdetailLines = $itemsCollection->getSize() + 1;
        $todelete = 0;

        foreach ($itemsCollection as $item) {
            if ($item->getParentItem()) { # Configurable products
                $numberOfdetailLines--;
            }
        }

        $basket .= $numberOfdetailLines . self::BASKET_SEP;

        foreach ($itemsCollection as $item) {

            //Avoid duplicates SKUs on basket
            if (strpos($basket, ($this->_cleanString($item->getSku()) . '|')) !== FALSE) {
                continue;
            }
            if ($item->getParentItem()) {
                continue;
            }

            $tax = ($item->getBaseTaxBeforeDiscount() ? $item->getBaseTaxBeforeDiscount() : ($item->getBaseTaxAmount() ? $item->getBaseTaxAmount() : 0));

            $calculationPrice = 0.00;
            if($useBaseMoney) {
                $calculationPrice = $item->getBaseCalculationPrice();
            }
            else {
                $calculationPrice = $item->getCalculationPrice();
            }

            //Options
            $options = $this->_getProductOptions($item);
            $_options = '';
            if (count($options) > 0) {
                foreach ($options as $opt) {
                    $_options .= $opt['label'] . '-' . $opt['value'] . '.';
                }
                $_options = '_' . substr($_options, 0, -1) . '_';
            }

            //[SKU]|Name
            $line = str_replace(':', '-', '[' . $this->_cleanString($item->getSku()) . ']|' . $this->_cleanString($item->getName()))
                    . $this->_cleanString($_options) . self::BASKET_SEP;

            //Quantity
            $line .= ( $item->getQty() * 1) . self::BASKET_SEP;

            //if ($this->getConfigData('sagefifty_basket')) {
            $taxAmount = number_format(($item->getTaxAmount() / ($item->getQty() * 1)), 2);

            //Item value
            $line .= $calculationPrice . self::BASKET_SEP;

            //Item tax
            $line .= number_format($taxAmount, 2) . self::BASKET_SEP;

            //Item total
            $line .= number_format($calculationPrice + $taxAmount, 2) . self::BASKET_SEP;

            if($useBaseMoney) {
                $rowTotal = $item->getBaseRowTotal();
            }
            else {
                $rowTotal = $item->getRowTotal();
            }

            //Line total
            $line .= (($rowTotal + $tax) - $item->getDiscountAmount()) . self::BASKET_SEP;

            /*} else {
                //Item value
                $line .= $_currency->formatPrecision($item->getCalculationPrice(), 2, array(), false) . self::BASKET_SEP;

                //Item tax
                $line .= $_currency->formatPrecision($item->getTaxAmount(), 2, array(), false) . self::BASKET_SEP;

                //Item total
                $line .= $_currency->formatPrecision($item->getTaxAmount() + $item->getCalculationPrice(), 2, array(), false) . self::BASKET_SEP;

                //Line total
                $line .= $_currency->formatPrecision((($item->getRowTotal() + $tax) - $item->getDiscountAmount()), 2, array(), false) . self::BASKET_SEP;
            }*/

            if (strlen($basket . $line) < 7498) {
                $basket .= $line;
            }
            else {
                $todelete++;
            }
        }
    }

    //Delivery data
    $shippingAddress = $quote->getShippingAddress();

    //if ($this->getConfigData('sagefifty_basket')) {
    if($useBaseMoney) {
        $deliveryValue  = $shippingAddress->getBaseShippingAmount();
        $deliveryTax    = $shippingAddress->getBaseShippingTaxAmount();
        $deliveryAmount = $shippingAddress->getBaseShippingInclTax();
    }
    else {
        $deliveryValue  = $shippingAddress->getShippingAmount();
        $deliveryTax    = $shippingAddress->getShippingTaxAmount();
        $deliveryAmount = $shippingAddress->getShippingInclTax();
    }
    /*} else {
        $deliveryValue = $_currency->formatPrecision($shippingAddress->getShippingAmount(), 2, array(), false);
        $deliveryTax = $_currency->formatPrecision($shippingAddress->getShippingTaxAmount(), 2, array(), false);
        $deliveryAmount = $_currency->formatPrecision($shippingAddress->getShippingInclTax(), 2, array(), false);
    }*/

    $deliveryName = $shippingAddress->getShippingDescription() ? $shippingAddress->getShippingDescription() : 'Delivery';
    $delivery = $this->_cleanString($deliveryName) . self::BASKET_SEP . '1' . self::BASKET_SEP . $deliveryValue . self::BASKET_SEP
                . $deliveryTax . self::BASKET_SEP . $deliveryAmount . self::BASKET_SEP . $deliveryAmount;

    if (strlen($basket . $delivery) < 7498) {
        $basket .= $delivery;
    }
    else {
        $todelete++;
    }

    $numberOfLines = substr($basket, 0, strpos($basket, ':'));

    if ($todelete > 0) {
        $num    = $numberOfLines - $todelete;
        $basket = str_replace($numberOfLines, $num, $basket);
    }

    /**
     * Verify that items count is correct
     */
    $items = explode(':', $basket);
    //Remove line number from basket
    array_shift($items);
    //Split into rows
    $rows = count(array_chunk($items, 6));
    if ($rows != $numberOfLines) {
        $basket = str_replace($numberOfLines, $rows, $basket);
    }
    /**
     * Verify that items count is correct
     */

    return $basket;
}