} else {
$shopping_cart = new ShoppingCart($_SESSION["username"]);
}
/* if there are any shopping_cart actions, do it now */
$form_action = var_get_post("action", "");
if ($form_action == "add_product_to_cart") {
$form_product_id = var_get_post("product_id", "");
$form_product_amount = var_get_post("amount", "");
$form_product_amount = str_replace(',', '.', $form_product_amount);
if ($form_product_id != "" && $form_product_amount != "") {
$shopping_cart->addProduct($form_product_id, $form_product_amount, "");
}
} elseif ($form_action == "remove_product_from_cart") {
$form_product_id = var_get_post("product_id", "");
if ($form_product_id != "") {
$shopping_cart->removeProduct($form_product_id);
}
} elseif ($form_action == "edit_product_amount") {
$form_product_id = var_get_post("product_id", "");
$form_product_amount = var_get_post("product_amount", "");
$form_product_amount = str_replace(',', '.', $form_product_amount);
$form_product_hint = var_get_post("product_hint", "");
if ($form_product_id != "" && $form_product_amount != "") {
$shopping_cart->editProduct($form_product_id, $form_product_amount, $form_product_hint);
}
} elseif ($form_action == "create_bill") {
if ($shopping_cart->createBill() == 0) {
$shopping_cart->clearShoppingCart();
}
} elseif ($form_action == "set_template") {
$shopping_cart->saveTemplate();
echo "Adding " . $product_id . " x " . $qt . "<br>";
$old_qt = 0;
if (array_key_exists($product_id, $_SESSION['products'])) {
$old_qt = $_SESSION['products'][$product_id];
}
$_SESSION['products'][$product_id] = $old_qt + $qt;
}
function removeProduct($product_id)
{
echo "Removing " . $product_id . "<br>";
if (array_key_exists($product_id, $_SESSION['products'])) {
unset($_SESSION['products'][$product_id]);
}
}
function listProducts()
{
echo "Listing products" . "<br>";
foreach ($_SESSION['products'] as $product_id => $qt) {
echo $product_id . " x " . $qt . "<br>";
}
}
}
// init session
session_start();
// Testing
$sh = new ShoppingCart();
$sh->addProduct("123", 2);
$sh->addProduct("345", 1);
$sh->addProduct("678", 1);
$sh->removeProduct("345");
$sh->listProducts();
throw new Exception("No size entered");
} else {
return $this->size;
}
}
public function provideDescriptionForProductType()
{
return 'This is a ' . $this->getSize() . ' ' . $this->getBrand() . ' ' . $this->getname() . ' ' . $this->getDisplayType() . ' Television <br />';
}
}
$itemDescriber = new ItemDescriber();
$cart = new ShoppingCart();
$hoodie = new Clothing("Hoodie", "Nike", 19.99, "large", "red", "shirt", "male");
$plasma = new Television("Plasma", "Sony", 1000.0, plasma, "50in");
$cart->addProduct($hoodie);
$cart->addProduct($plasma);
echo implode('<br />', $cart->provideDescription());
echo "<br />";
echo $cart->getTotalPrice();
echo "<br />";
$cart->removeProduct($hoodie);
foreach ($cart->provideDescription() as $productDescription) {
echo $productDescription;
echo '<br />';
}
var_dump($cart->findProductByName("Plasma"));
var_dump($itemDescriber->outputDescription($cart));
?>
</p>
</body>
</html>
