function execute()
{
global $lC_Session, $lC_ShoppingCart, $lC_Product, $lC_Language, $lC_Customer;
if (!isset($lC_Product)) {
$id = false;
foreach ($_GET as $key => $value) {
if ((is_numeric($key) || preg_match('/^[a-zA-Z0-9 -_]*$/', $key)) && $key != $lC_Session->getName()) {
$id = $key;
}
break;
}
if ($id !== false && lC_Product::checkEntry($id)) {
$lC_Product = new lC_Product($id);
}
}
if (isset($lC_Product)) {
// VQMOD-hookpoint; DO NOT MODIFY OR REMOVE THE LINE BELOW
$quantity = isset($_POST['quantity']) && !empty($_POST['quantity']) ? (int) $_POST['quantity'] : 1;
if ($lC_Product->hasVariants()) {
if (isset($_POST['variants']) && is_array($_POST['variants']) && !empty($_POST['variants'])) {
if ($lC_Product->variantExists($_POST['variants'])) {
$lC_ShoppingCart->add($lC_Product->getProductVariantID($_POST['variants']), $quantity);
} else {
lc_redirect(lc_href_link(FILENAME_PRODUCTS, $lC_Product->getKeyword() . '&error=' . urlencode($lC_Language->get('variant_combo_not_available'))));
return false;
}
} else {
lc_redirect(lc_href_link(FILENAME_PRODUCTS, $lC_Product->getKeyword()));
return false;
}
} else {
if (isset($_GET['info']) && $_GET['info'] == '1') {
} else {
if ($lC_Product->hasSubProducts($lC_Product->getID()) || $lC_Product->hasSimpleOptions()) {
lc_redirect(lc_href_link(FILENAME_PRODUCTS, $lC_Product->getKeyword()));
}
}
if (isset($_POST['quantity']) && is_array($_POST['quantity'])) {
foreach ($_POST['quantity'] as $product_id => $quantity) {
$lC_ShoppingCart->add((int) $product_id, (int) $quantity);
}
} else {
$lC_ShoppingCart->add($lC_Product->getID(), $quantity);
}
}
}
lc_redirect(lc_href_link(FILENAME_CHECKOUT));
}
