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cart.php
139 lines (107 loc) · 3.12 KB
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cart.php
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<?php
require_once('lib/php_header.php');
if (isset($_SESSION['message']))
{
$message = $_SESSION['message'];
unset($_SESSION['message']);
}
else
$message = "";
if (!isset($_SESSION['userId']) && !isset($_SESSION['userName']))
{
echo "<script>alert('Log in to view cart.');
window.location = 'index.php';</script>";
}
else
{
// if no session for cart, set it first
if (!isset($_SESSION['items']))
$_SESSION['items'] = array();
// if values are passed from item.php page,
// update array
if (isset($_POST['txtItemId']) && isset($_POST['numQty']))
{
$itemId = $_POST['txtItemId'];
$qty = $_POST['numQty'];
$items = $_SESSION['items'];
if (!isset($items[$itemId]))
$items[$itemId] = 0;
$sql = "SELECT * FROM item WHERE itemId=".$itemId;
$row = mysqli_fetch_assoc(mysqli_query($conn, $sql));
$message = $row['itemName']." is added.";
$items[$itemId] += $qty;
$_SESSION['items'] = $items;
}
// if Delete button clicked
else if (isset($_POST['delete']) && isset($_POST['txtKey']))
{
$key = $_POST['txtKey'];
$items = $_SESSION['items'];
unset($items[$key]);
$_SESSION['items'] = $items;
$message = "Item is deleted";
}
}
// title setting
$title = "::LUCIDKART:: - " . $_SESSION['userName'] . "'s Cart";
// include css
$css = '<link rel="stylesheet" type="text/css" href="css/cart.css">';
require_once('lib/menu.php');
if ($message != "")
{
echo "<div id='message' class='alert alert-success' role='alert'>$message</div>";
}
echo "<h2>".$_SESSION['userName']."'s Cart</h2>";
$total = (float)0;
if ($_SESSION['items'] == null)
echo "<p>Your cart is empty</p>
<p><a href='index.php'>Continue shopping</a></p>";
else
{
echo "<div style='overflow-x:auto;'><table id='tblCart' name='tblCart'><tr>
<th>Item Name</th>
<th>Price</th>
<th>Quantity</th>
<th>Subtotal</th>
<th>Delete</th>
</tr>";
foreach($_SESSION['items'] as $id => $q)
{
$sql = "SELECT * FROM item WHERE itemId=".$id;
$row = mysqli_fetch_assoc(mysqli_query($conn, $sql));
$subtotal = floatval($q) * $row['itemPrice'];
$total += $subtotal;
$key = $row['itemId'];
$hiddenForm = "<form name='hiddenForm' action=".$_SERVER['PHP_SELF']." method='post'>
<input type='hidden' name='txtKey' id='txtKey' value='".$row['itemId']."' />
<input type='submit' name='delete' value='Delete' /></form>";
echo "<tr>
<td><img src=".$row['itemImage'].">".$row['itemName']."</td>
<td>".$row['itemPrice']."</td>
<td>".$q."</td>
<td>".$subtotal."</td>
<td>".$hiddenForm."</td>
</tr>";
}
echo "<tr>
<td></td>
<td></td>
<td>Total:</td>
<td>".$total."</td>
</tr></table></div>
<input type='button' value='Proceed to Order' onClick='Order();' />";
}
?>
<p>(Cart will be cleared when logout)</p>
<script>
function Order()
{
if ('tblCart' == null)
document.getElementById("message").innerHTML = "<font color=red><strong>Cart is Empty!</strong></font>";
else
window.location = 'order.php';
}
</script>
<?php
require_once('lib/footer.php');
?>