I am trying to set a session on an array but if I navigate away from the page and come back to it I will get errors looks like my session is not keeping data.
Warning: Invalid argument supplied for foreach() in /home5/onlinepc/public_html/action/subs/custompcorder.php on line 75
Notice: Undefined index: quantity in /home5/onlinepc/public_html/action/subs/custompcorder.php on line 75 Warning: Invalid argument supplied for foreach() in /home5/onlinepc/public_html/action/subs/custompcorder.php on line 75 ....
<?php
session_start();
?>
<?php
foreach (array('part_id', 'quantity', 'price') as $pos) {
foreach ($_POST[$pos] as $id => $row) {
$_POST[$pos][$id] = mysqli_real_escape_string($con, $row);
}
}
$ids = $_POST['part_id'];
$quantities = $_POST['quantity'];
$prices = $_POST['price'];
$_SESSION["cart_array"] = array();
$size = count($ids);
for($i = 0 ; $i < $size ; $i++){
// Check for part id
if (empty($ids[$i]) || empty($quantities[$i]) || empty($prices[$i])) {
continue;
}
$_SESSION["cart_array"][] = array(
"part_id" => $ids[$i],
"quantity" => $quantities[$i],
"price" => $prices[$i]
);
}
if (!empty($_SESSION["cart_array"])) {
$values = array();
foreach($_SESSION["cart_array"] as $item){
$values[] = "('{$item['part_id']}', '{$item['quantity']}', '{$item['price']}','$orderid')";
}
$values = implode(", ", $values);
$sql = "INSERT INTO oz2ts_custompc_details (part_id, quantity, price,order_id) VALUES {$values} ;
" ;
$result = mysqli_query($con, $sql );
if ($result) {
echo 'Number of item selected: ' . mysqli_affected_rows($con)."<br/>";
} else {
echo 'query failed: ' . mysqli_error($con);
}
}
}
?>