Assignment2/UpdateProductForm.php at master · mzkolo/Assignment2 · GitHub

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<html>
<head>
<meta http-equiv="refresh" content="0; url=Product.php" />
</head>
<body>
<?php
include "db.php";
// get content from form
$id = $_POST["id"];
$productname = $_POST["productname"];
$producttype = $_POST["producttype"];
$unitprice = $_POST["unitprice"];
$totalquantity = $_POST["totalquantity"];

// SQL Insert using variable names
$sql = "SELECT productID FROM product WHERE productID='$id'";
$result = mysql_query($sql);

if(mysql_num_rows($result) <1){
	echo "There is no product with such ID";
}
else{
if($unitprice==null)
{
	$unitprice = 0;
}
if($totalquantity==null)
{
	$totalquantity = 0;
}
mysql_query("Update product SET productName = '$productname', productType = '$producttype', unitPrice = '$unitprice', totalProductQuantity = '$totalquantity'  WHERE productID = '$id'", $db);
echo "Product was updated successfully <br>";
}
?>
</body>
</html>