public function send() { $name = isset($_POST['name']) ? trim($_POST['name']) : ''; $email = isset($_POST['email']) ? trim($_POST['email']) : ''; $content = isset($_POST['content']) ? trim($_POST['content']) : ''; // 过滤 $name = htmlspecialchars($name, ENT_QUOTES); $email = htmlspecialchars($email, ENT_QUOTES); $content = htmlspecialchars($content, ENT_QUOTES); if (empty($name) || empty($email) || empty($content)) { $this->error('index.php?c=public&a=message', '留言失败,不允许出现空内容...'); } $message = new MessageModel(); if ($message->insertMessage($name, $email, $content)) { $this->success('index.php?c=public&a=message', '留言成功!'); } else { $this->error('index.php?c=public&a=message', '留言失败...'); } }