function wpspc_cart_actions_handler()
{
unset($_SESSION['wpspsc_cart_action_msg']);
if (isset($_POST['addcart'])) {
setcookie("cart_in_use", "true", time() + 21600, "/", COOKIE_DOMAIN);
//useful to not serve cached page when using with a caching plugin
if (function_exists('wp_cache_serve_cache_file')) {
//WP Super cache workaround
setcookie("comment_author_", "wp_cart", time() + 21600, "/", COOKIE_DOMAIN);
}
//sanitize data
$_POST['wspsc_product'] = strip_tags($_POST['wspsc_product']);
//for PHP5.2 use filter_var($_POST['wspsc_product'], FILTER_SANITIZE_STRING);
$_POST['item_number'] = strip_tags($_POST['item_number']);
if (isset($_POST['price'])) {
$_POST['price'] = strip_tags($_POST['price']);
//Validate price
$hash_once_p = strip_tags($_POST['hash_one']);
$p_key = get_option('wspsc_private_key_one');
$hash_one_cm = md5($p_key . '|' . $_POST['price']);
if ($hash_once_p != $hash_one_cm) {
//Validation failed
wp_die('Error! The price validation failed.');
}
}
isset($_POST['shipping']) ? $_POST['shipping'] = strip_tags($_POST['shipping']) : ($_POST['shipping'] = '');
isset($_POST['cartLink']) ? $_POST['cartLink'] = strip_tags($_POST['cartLink']) : ($_POST['cartLink'] = '');
isset($_POST['stamp_pdf']) ? $_POST['stamp_pdf'] = strip_tags($_POST['stamp_pdf']) : ($_POST['stamp_pdf'] = '');
$count = 1;
$products = array();
if (isset($_SESSION['simpleCart'])) {
$products = $_SESSION['simpleCart'];
if (is_array($products)) {
foreach ($products as $key => $item) {
if ($item['name'] == stripslashes($_POST['wspsc_product'])) {
$count += $item['quantity'];
$item['quantity']++;
unset($products[$key]);
array_push($products, $item);
}
}
} else {
$products = array();
}
}
if ($count == 1) {
if (!empty($_POST[$_POST['wspsc_product']])) {
$price = $_POST[$_POST['wspsc_product']];
} else {
$price = $_POST['price'];
}
$default_cur_symbol = get_option('cart_currency_symbol');
$price = str_replace($default_cur_symbol, "", $price);
$shipping = $_POST['shipping'];
$shipping = str_replace($default_cur_symbol, "", $shipping);
$product = array('name' => stripslashes($_POST['wspsc_product']), 'price' => $price, 'price_orig' => $price, 'quantity' => $count, 'shipping' => $shipping, 'cartLink' => $_POST['cartLink'], 'item_number' => $_POST['item_number']);
if (isset($_POST['file_url']) && !empty($_POST['file_url'])) {
$file_url = strip_tags($_POST['file_url']);
$product['file_url'] = $file_url;
}
if (isset($_POST['thumbnail']) && !empty($_POST['thumbnail'])) {
$thumbnail = strip_tags($_POST['thumbnail']);
$product['thumbnail'] = $thumbnail;
}
if (isset($_POST['stamp_pdf']) && !empty($_POST['stamp_pdf'])) {
$stamp_pdf = strip_tags($_POST['stamp_pdf']);
$product['stamp_pdf'] = $stamp_pdf;
}
array_push($products, $product);
}
sort($products);
$_SESSION['simpleCart'] = $products;
wpspsc_reapply_discount_coupon_if_needed();
//Re-apply coupon to the cart if necessary
if (!isset($_SESSION['simple_cart_id']) && empty($_SESSION['simple_cart_id'])) {
wpspc_insert_new_record();
} else {
//cart updating
if (isset($_SESSION['simple_cart_id']) && !empty($_SESSION['simple_cart_id'])) {
wpspc_update_cart_items_record();
} else {
echo "<p>" . __("Error! Your session is out of sync. Please reset your session.", "wordpress-simple-paypal-shopping-cart") . "</p>";
}
}
if (get_option('wp_shopping_cart_auto_redirect_to_checkout_page')) {
$checkout_url = get_option('cart_checkout_page_url');
if (empty($checkout_url)) {
echo "<br /><strong>" . __("Shopping Cart Configuration Error! You must specify a value in the 'Checkout Page URL' field for the automatic redirection feature to work!", "wordpress-simple-paypal-shopping-cart") . "</strong><br />";
} else {
$redirection_parameter = 'Location: ' . $checkout_url;
header($redirection_parameter);
exit;
}
}
} else {
if (isset($_POST['cquantity'])) {
$products = $_SESSION['simpleCart'];
foreach ($products as $key => $item) {
if (stripslashes($item['name']) == stripslashes($_POST['wspsc_product']) && $_POST['quantity']) {
$item['quantity'] = $_POST['quantity'];
unset($products[$key]);
array_push($products, $item);
} else {
if ($item['name'] == stripslashes($_POST['wspsc_product']) && !$_POST['quantity']) {
unset($products[$key]);
}
}
}
sort($products);
$_SESSION['simpleCart'] = $products;
wpspsc_reapply_discount_coupon_if_needed();
//Re-apply coupon to the cart if necessary
if (isset($_SESSION['simple_cart_id']) && !empty($_SESSION['simple_cart_id'])) {
wpspc_update_cart_items_record();
}
} else {
if (isset($_POST['delcart'])) {
$products = $_SESSION['simpleCart'];
foreach ($products as $key => $item) {
if ($item['name'] == stripslashes($_POST['wspsc_product'])) {
unset($products[$key]);
}
}
$_SESSION['simpleCart'] = $products;
wpspsc_reapply_discount_coupon_if_needed();
//Re-apply coupon to the cart if necessary
if (isset($_SESSION['simple_cart_id']) && !empty($_SESSION['simple_cart_id'])) {
wpspc_update_cart_items_record();
}
if (count($_SESSION['simpleCart']) < 1) {
reset_wp_cart();
}
} else {
if (isset($_POST['wpspsc_coupon_code'])) {
$coupon_code = strip_tags($_POST['wpspsc_coupon_code']);
wpspsc_apply_cart_discount($coupon_code);
if (isset($_SESSION['simple_cart_id']) && !empty($_SESSION['simple_cart_id'])) {
wpspc_update_cart_items_record();
}
}
}
}
}
}
}
return $content;
}
// Reset the Cart as this is a returned customer from Paypal
if (isset($_GET["merchant_return_link"]) && !empty($_GET["merchant_return_link"])) {
reset_wp_cart();
header('Location: ' . get_option('cart_return_from_paypal_url'));
}
if (isset($_GET["mc_gross"]) && $_GET["mc_gross"] > 0) {
reset_wp_cart();
header('Location: ' . get_option('cart_return_from_paypal_url'));
}
//Clear the cart if the customer landed on the thank you page
if (get_option('wp_shopping_cart_reset_after_redirection_to_return_page')) {
if (get_option('cart_return_from_paypal_url') == cart_current_page_url()) {
reset_wp_cart();
}
}
function reset_wp_cart()
{
$products = $_SESSION['simpleCart'];
if (empty($products)) {
unset($_SESSION['simpleCart']);
return;
}
foreach ($products as $key => $item) {
unset($products[$key]);
}
$_SESSION['simpleCart'] = $products;
}
if (isset($_POST['addcart'])) {