28 lines
777 B
PHP
28 lines
777 B
PHP
<?php
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session_start();
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require_once 'db/config.php';
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if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_POST['coupon_code'])) {
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$coupon_code = trim($_POST['coupon_code']);
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$pdo = db();
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$stmt = $pdo->prepare("SELECT * FROM coupons WHERE code = :code AND is_active = TRUE");
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$stmt->execute(['code' => $coupon_code]);
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$coupon = $stmt->fetch();
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if ($coupon) {
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$_SESSION['coupon'] = [
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'id' => $coupon['id'],
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'code' => $coupon['code'],
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'discount_percentage' => $coupon['discount_percentage']
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];
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unset($_SESSION['coupon_error']);
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} else {
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$_SESSION['coupon_error'] = "Invalid or expired coupon code.";
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unset($_SESSION['coupon']);
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}
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}
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header('Location: cart.php');
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exit;
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