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query("SELECT * FROM categories ORDER BY sort DESC, id ASC")->fetchAll(); $cid = isset($_GET['cid']) ? intval($_GET['cid']) : 0; $kw = isset($_GET['kw']) ? trim($_GET['kw']) : ''; // 2. 查询逻辑 (新增搜索优先) if (!empty($kw)) { // 搜索模式：全局模糊搜索 $stmt = $DB->prepare("SELECT * FROM products WHERE name LIKE ? ORDER BY id DESC"); $stmt->execute(['%'.$kw.'%']); } elseif ($cid > 0) { // 分类模式 $stmt = $DB->prepare("SELECT * FROM products WHERE category_id = ? ORDER BY id DESC"); $stmt->execute([$cid]); } else { // 默认模式：限制显示最新50个，防止卡顿 $stmt = $DB->query("SELECT * FROM products ORDER BY id DESC LIMIT 50"); } $products = $stmt->fetchAll(); //更多源码在：wwww.baozl.asia // 3. 获取轮播图与公告 try { $slides = $DB->query("SELECT * FROM slides ORDER BY sort DESC, id DESC")->fetchAll(); } catch(Exception $e) { $slides = []; } $site_notice = get_config('site_notice'); // === 读取后台开关状态 === $show_slides = get_config('show_slides'); $show_notice = get_config('show_notice'); ?> 项目商城中心

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