// | available through the world-wide-web at the following url: |
// | http://www.zen-cart.com/license/2_0.txt. |
// | If you did not receive a copy of the zen-cart license and are unable |
// | to obtain it through the world-wide-web, please send a note to |
// | license@zen-cart.com so we can mail you a copy immediately. |
// +----------------------------------------------------------------------+
// $Id$
//
define('MAX_DISPLAY_RESTRICT_ENTRIES', 5);
require 'includes/application_top.php';
$restrict_array = array();
$restrict_array[] = array('id' => 'Deny', 'text' => 'Deny');
$restrict_array[] = array('id' => 'Allow', 'text' => 'Allow');
if (!empty($_REQUEST['cid'])) {
$gCoupon = new CommerceVoucher($_REQUEST['cid']);
$gCoupon->load(NULL, FALSE);
} else {
$gCoupon = new CommerceVoucher();
}
if (!empty($_REQUEST['action']) && $gCoupon->isValid()) {
switch ($_REQUEST['action']) {
case 'switch_status':
$status = $gBitDb->getOne("SELECT coupon_restrict FROM " . TABLE_COUPON_RESTRICT . " WHERE restrict_id = ?", array($_GET['info']));
$new_status = $status == 'N' ? 'Y' : 'N';
$gBitDb->query("UPDATE " . TABLE_COUPON_RESTRICT . " SET coupon_restrict = ? WHERE restrict_id = ?", array($new_status, $_GET['info']));
bit_redirect($_SERVER['SCRIPT_NAME'] . '?cid=' . $gCoupon->mCouponId);
break;
case 'Add':
$gCoupon->storeRestriction($_REQUEST);
bit_redirect($_SERVER['SCRIPT_NAME'] . '?cid=' . $gCoupon->mCouponId);
break;
function calculate_deductions($order_total)
{
global $gBitDb, $gBitCustomer, $order;
$tax_address = zen_get_tax_locations();
$od_amount['total'] = 0;
$od_amount['tax'] = 0;
if ($_SESSION['cc_id']) {
$coupon = new CommerceVoucher($_SESSION['cc_id']);
if ($coupon->load() && $coupon->isRedeemable()) {
if ($coupon->getField('coupon_minimum_order') <= $order_total) {
if ($coupon->getField('coupon_type') == 'S') {
if ($coupon->getField('restrict_to_shipping')) {
$shippingMethods = explode(',', $coupon->getField('restrict_to_shipping'));
if (in_array($order->info['shipping_method_code'], $shippingMethods)) {
$od_amount['total'] = $order->info['shipping_cost'];
}
} else {
$od_amount['total'] = $order->info['shipping_cost'];
}
$od_amount['type'] = 'S';
} else {
if ($coupon->getField('coupon_type') == 'P') {
// Max discount is a sum of percentages of valid products
$totalDiscount = 0;
} else {
$totalDiscount = $coupon->getField('coupon_amount') * ($order_total > 0);
}
$runningDiscount = 0;
$runningDiscountQuantity = 0;
foreach (array_keys($gBitCustomer->mCart->contents) as $productKey) {
$productHash = $gBitCustomer->mCart->getProductHash($productKey);
if ($coupon->getField('quantity_max')) {
if ($discountQuantity = $coupon->getField('quantity_max') - $runningDiscountQuantity) {
if ($discountQuantity > $productHash['products_quantity']) {
$discountQuantity = $productHash['products_quantity'];
}
}
} else {
$discountQuantity = $productHash['products_quantity'];
}
if ($productHash && $discountQuantity && $this->is_product_valid($productHash, $_SESSION['cc_id'])) {
// _P_ercentage discount
if ($coupon->getField('coupon_type') == 'P') {
$runningDiscountQuantity += $discountQuantity;
$itemDiscount = round($productHash['final_price'] * $discountQuantity * ($coupon->getField('coupon_amount') / 100), 2);
$totalDiscount += $itemDiscount;
if ($runningDiscount < $totalDiscount) {
$runningDiscount += $itemDiscount;
}
if ($runningDiscount > $totalDiscount) {
$runningDiscount = $totalDiscount;
$itemDiscount = 0;
}
switch ($this->calculate_tax) {
case 'Credit Note':
$tax_rate = zen_get_tax_rate($this->tax_class, $tax_address['country_id'], $tax_address['zone_id']);
$tax_desc = zen_get_tax_description($this->tax_class, $tax_address['country_id'], $tax_address['zone_id']);
$od_amount[$tax_desc] = $runningDiscount / 100 * $tax_rate;
$od_amount['tax'] += $od_amount[$tax_desc];
break;
case 'Standard':
$ratio = $runningDiscount / $this->get_order_total();
$tax_rate = zen_get_tax_rate($productHash['products_tax_class_id'], $tax_address['country_id'], $tax_address['zone_id']);
$tax_desc = zen_get_tax_description($productHash['products_tax_class_id'], $tax_address['country_id'], $tax_address['zone_id']);
if ($tax_rate > 0) {
if (empty($od_amount[$tax_desc])) {
$od_amount[$tax_desc] = 0;
}
$od_amount[$tax_desc] += $productHash['final_price'] * $discountQuantity * $tax_rate / 100 * $ratio;
$od_amount['tax'] += $od_amount[$tax_desc];
}
break;
}
// _F_ixed discount
} elseif ($coupon->getField('coupon_type') == 'F') {
switch ($this->calculate_tax) {
case 'Credit Note':
$tax_rate = zen_get_tax_rate($this->tax_class, $tax_address['country_id'], $tax_address['zone_id']);
$tax_desc = zen_get_tax_description($this->tax_class, $tax_address['country_id'], $tax_address['zone_id']);
$od_amount[$tax_desc] = $runningDiscount / 100 * $tax_rate;
$od_amount['tax'] += $od_amount[$tax_desc];
break;
case 'Standard':
$ratio = $runningDiscount / $this->get_order_total();
$t_prid = zen_get_prid($productKey);
$cc_result = $gBitDb->query("select `products_tax_class_id` from " . TABLE_PRODUCTS . " where `products_id` = ?", array($t_prid));
if ($this->is_product_valid($productHash, $_SESSION['cc_id'])) {
if ($runningDiscount < $totalDiscount) {
$runningDiscount += $productHash['final_price'] * $discountQuantity;
}
if ($runningDiscount > $totalDiscount) {
$runningDiscount = $totalDiscount;
}
$tax_rate = zen_get_tax_rate($cc_result->fields['products_tax_class_id'], $tax_address['country_id'], $tax_address['zone_id']);
$tax_desc = zen_get_tax_description($cc_result->fields['products_tax_class_id'], $tax_address['country_id'], $tax_address['zone_id']);
if ($tax_rate > 0) {
if (empty($od_amount[$tax_desc])) {
$od_amount[$tax_desc] = 0;
}
$od_amount[$tax_desc] += $productHash['final_price'] * $discountQuantity * $tax_rate / 100 * $ratio;
$od_amount['tax'] += $od_amount[$tax_desc];
}
}
break;
}
}
}
}
$od_amount['total'] = $runningDiscount;
if ($od_amount['total'] > $order_total) {
$od_amount['total'] = $order_total;
}
}
}
}
}
return $od_amount;
}
