89 lines
4.0 KiB
PHP
89 lines
4.0 KiB
PHP
<?php
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// 购物车：查看 / 改数量 / 删除 / 清空
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require __DIR__ . '/includes/init.php';
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$pageTitle = __('cart_page.title');
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$cart = $_SESSION['cart'] ?? [];
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if ($_SERVER['REQUEST_METHOD'] === 'POST') {
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verifyCsrf();
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if (isset($_POST['clear'])) {
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$_SESSION['cart'] = [];
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} elseif (isset($_POST['remove'])) {
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$rid = (int) $_POST['remove'];
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unset($cart[$rid]);
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$_SESSION['cart'] = $cart;
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} elseif (isset($_POST['update'])) {
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foreach (($_POST['qty'] ?? []) as $pid => $qv) {
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$pid = (int) $pid;
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$qv = max(0, (int) $qv);
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if ($qv <= 0) {
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unset($cart[$pid]);
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} else {
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$cart[$pid] = $qv;
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}
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}
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$_SESSION['cart'] = $cart;
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}
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redirect('cart.php');
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}
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$items = [];
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if (!empty($cart)) {
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$ids = array_keys($cart);
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$ph = implode(',', array_fill(0, count($ids), '?'));
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$stmt = db()->prepare('SELECT * FROM ' . tn('products') . ' WHERE id IN (' . $ph . ') AND status = 1');
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$stmt->execute($ids);
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foreach ($stmt->fetchAll() as $p) {
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$qty = (int) $cart[$p['id']];
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if ($qty > $p['stock']) $qty = $p['stock']; // 超出库存则裁剪
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$pointsSub = (!empty($p['points_price']) ? (int)$p['points_price'] * $qty : 0);
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$items[] = ['p' => $p, 'qty' => $qty, 'points_sub' => $pointsSub];
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}
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}
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require 'includes/header.php';
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?>
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<section class="section">
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<h2 class="sec-title"><i class="fas fa-shopping-cart"></i> <?= __('cart_page.title') ?></h2>
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<?php if (empty($items)): ?>
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<p class="empty"><?= str_replace('{link}', '<a href="index.php">' . __('cart_page.empty_link') . '</a>', __('cart_page.empty')) ?></p>
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<?php else: ?>
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<form method="post" action="" class="cart-form">
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<?= csrfField() ?>
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<div class="cart-list">
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<?php foreach ($items as $it): $p = $it['p']; ?>
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<div class="cart-item">
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<a href="product.php?id=<?= (int)$p['id'] ?>" class="ci-media">
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<?php if (!empty($p['image'])): ?><img src="<?= h($p['image']) ?>" alt=""><?php else: ?><i class="fas <?= h($p['icon']) ?>"></i><?php endif; ?>
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</a>
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<div class="ci-info">
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<a href="product.php?id=<?= (int)$p['id'] ?>" class="ci-name"><?= h($p['name']) ?></a>
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<?php if (!empty($p['points_price'])): ?>
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<div class="ci-price"><?= (int)$p['points_price'] ?> <?= __('cart_page.points_each') ?></div>
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<?php endif; ?>
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</div>
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<div class="ci-qty">
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<input type="number" name="qty[<?= (int)$p['id'] ?>]" value="<?= $it['qty'] ?>" min="1" max="<?= (int)$p['stock'] ?>">
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</div>
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<div class="ci-sub"><?= $it['points_sub'] > 0 ? (int)$it['points_sub'] . ' ' . __('common.points') : __('cart_page.subtotal_free') ?></div>
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<button type="submit" name="remove" value="<?= (int)$p['id'] ?>" class="ci-del" title="<?= __('cart_page.remove_title') ?>"><i class="fas fa-trash"></i></button>
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</div>
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<?php endforeach; ?>
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</div>
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<div class="cart-foot">
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<div class="cart-actions">
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<button type="submit" name="update" class="btn btn-ghost"><i class="fas fa-sync"></i> <?= __('cart_page.update_qty') ?></button>
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<button type="submit" name="clear" class="btn btn-ghost" onclick="return confirm('<?= __('cart_page.clear_confirm') ?>')"><?= __('cart_page.clear_btn') ?></button>
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<a href="checkout.php" class="btn btn-primary"><i class="fas fa-credit-card"></i> <?= __('cart_page.checkout_btn') ?></a>
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</div>
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</div>
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</form>
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<?php endif; ?>
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</section>
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<?php require 'includes/footer.php'; ?>
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