Your Shopping Cart
- Cart Total:
- $0.00
Your cart is empty.
Product List
CODE FOLLOWS
<?php
session_start();
// Enable error reporting for debugging
error_reporting(E_ALL);
ini_set('display_errors', 1);
// Include header.php here to ensure no output happens before this
class Product {
private $productId;
private $productName;
private $price;
public function __construct($productId, $productName, $price) {
$this->productId = $productId;
$this->productName = $productName;
$this->price = $price;
}
public function getId() {
return $this->productId;
}
public function getName() {
return $this->productName;
}
public function getPrice() {
return $this->price;
}
}
$products = array(
1 => new Product(1, "Heat on DVD", 19.99),
2 => new Product(2, "WalkMan", 29.99),
3 => new Product(3, "Super Mario", 39.99)
);
if (!isset($_SESSION["cart"])) {
$_SESSION["cart"] = array();
}
if (isset($_GET["action"])) {
if ($_GET["action"] == "addItem") {
addItem();
} elseif ($_GET["action"] == "removeItem") {
removeItem();
}
} else {
displayCart();
}
function addItem() {
global $products;
// Validate and sanitize the productId
$productId = filter_var($_GET["productId"], FILTER_VALIDATE_INT);
if ($productId >= 1 && $productId <= 3) {
if (!isset($_SESSION["cart"][$productId])) {
$_SESSION["cart"][$productId] = $products[$productId];
}
}
session_write_close();
// Redirect after adding to the cart
header("Location: my-session.php");
exit;
}
function removeItem() {
global $products;
// Validate and sanitize the productId
$productId = filter_var($_GET["productId"], FILTER_VALIDATE_INT);
if ($productId >= 1 && $productId <= 3) {
if (isset($_SESSION["cart"][$productId])) {
unset($_SESSION["cart"][$productId]);
}
}
session_write_close();
// Redirect after removing from the cart
header("Location: my-session.php");
exit;
}
function displayCart() {
global $products;
?>
<!doctype html>
<html lang="en-us">
<head>
<meta charset="utf-8">
<title>Your PHP Example</title>
<link rel="stylesheet" href="../css/styles.css" media="screen">
</head>
<body>
<div id="page"> <!-- start of page -->
<div class="navcontainer-top">
<ul class="navlist">
<li><a href="../index.php">Back</a></li>
</ul>
</div>
<div id="content"> <!-- start of content -->
<h1>Your Shopping Cart</h1>
<dl>
<?php
$totalPrice = 0;
if (!empty($_SESSION["cart"])) {
foreach ($_SESSION["cart"] as $product) {
$totalPrice += $product->getPrice();
?>
<dt><?php echo $product->getName(); ?></dt>
<dd>
$<?php echo number_format($product->getPrice(), 2); ?>
<a href="my-session.php?action=removeItem&productId=<?php echo $product->getId(); ?>">Remove</a>
</dd>
<?php }
} else {
echo "<p>Your cart is empty.</p>";
}
?>
<dt>Cart Total:</dt>
<dd><strong>$<?php echo number_format($totalPrice, 2); ?></strong></dd>
</dl>
<h1>Product List</h1>
<dl>
<?php foreach ($products as $product) { ?>
<dt><?php echo $product->getName(); ?></dt>
<dd>
$<?php echo number_format($product->getPrice(), 2); ?>
<a href="my-session.php?action=addItem&productId=<?php echo $product->getId(); ?>">Add Item</a>
</dd>
<?php } ?>
</dl>
<div id="footer"> <!-- footer inside content -->
<?php
// show code
$self = basename($_SERVER['SCRIPT_NAME']);
echo('<hr>CODE FOLLOWS<br><br>');
highlight_file($self);
echo('<hr>');
?>
</div> <!-- end of footer -->
</div> <!-- end of content -->
<div class="clear">
</div>
<div class="navcontainer">
<ul class="navlist">
<li><a href="../index.php">Back</a></li>
</ul>
</div>
</div> <!-- end of page -->
<!-- end of page -->
</body>
</html>
<?php
}
?>