Snowz
bbbf936bdd
- 将数据库配置从硬编码改为从外部文件加载 - 支持MySQL 5.7+和SQLite两种数据库类型 - 改进安装向导流程，增加数据库类型选择 - 更新README文档说明数据库要求 - 替换CDN链接为国内镜像源 - 增加安装完成后的安全提醒 重构数据库类以支持更灵活的配置方式，包括端口设置和MySQL 5.7兼容性处理。安装向导现在可以正确配置SQLite或MySQL数据库，并生成相应的配置文件。同时优化了前端资源加载速度。
280 lines
8.1 KiB
PHP
280 lines
8.1 KiB
PHP
<?php
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session_start();
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require_once '../config/database.php';
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require_once '../includes/utils.php';
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// 如果已登录，跳转到管理页面
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if (isset($_SESSION['admin_logged_in']) && $_SESSION['admin_logged_in']) {
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header('Location: index.php');
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exit;
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}
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$error = '';
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if ($_SERVER['REQUEST_METHOD'] === 'POST') {
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$username = trim($_POST['username'] ?? '');
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$password = $_POST['password'] ?? '';
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$captcha = $_POST['captcha'] ?? '';
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if (empty($username) || empty($password) || empty($captcha)) {
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$error = '请填写完整信息';
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} elseif (!Utils::verifyCaptcha($captcha)) {
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$error = '验证码错误';
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} else {
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$database = new Database();
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$db = $database->getConnection();
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$stmt = $db->prepare("SELECT id, username, password FROM admins WHERE username = ?");
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$stmt->execute([$username]);
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$admin = $stmt->fetch();
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if ($admin && password_verify($password, $admin['password'])) {
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$_SESSION['admin_logged_in'] = true;
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$_SESSION['admin_id'] = $admin['id'];
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$_SESSION['admin_username'] = $admin['username'];
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header('Location: index.php');
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exit;
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} else {
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$error = '用户名或密码错误';
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}
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}
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}
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?>
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<!DOCTYPE html>
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<html lang="zh-CN">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>管理后台登录</title>
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<link href="https://cdn.bootcdn.net/ajax/libs/font-awesome/6.0.0/css/all.min.css" rel="stylesheet">
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<style>
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* {
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margin: 0;
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padding: 0;
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box-sizing: border-box;
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}
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body {
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font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
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background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
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min-height: 100vh;
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display: flex;
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align-items: center;
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justify-content: center;
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padding: 20px;
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}
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.login-container {
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background: rgba(255, 255, 255, 0.95);
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border-radius: 20px;
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box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
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overflow: hidden;
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width: 100%;
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max-width: 400px;
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backdrop-filter: blur(10px);
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}
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.login-header {
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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color: white;
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padding: 40px 30px;
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text-align: center;
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}
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.login-header h1 {
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font-size: 1.8rem;
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font-weight: 700;
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margin-bottom: 8px;
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}
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.login-header p {
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opacity: 0.9;
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font-size: 0.9rem;
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}
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.login-form {
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padding: 40px 30px;
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}
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.form-group {
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margin-bottom: 25px;
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}
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.form-group label {
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display: block;
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margin-bottom: 8px;
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font-weight: 600;
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color: #374151;
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font-size: 14px;
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}
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.form-group input {
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width: 100%;
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padding: 12px 16px;
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border: 2px solid #e5e7eb;
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border-radius: 10px;
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font-size: 16px;
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transition: all 0.3s ease;
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background: #fafafa;
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}
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.form-group input:focus {
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outline: none;
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border-color: #667eea;
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background: white;
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box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
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}
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.captcha-group {
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display: flex;
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gap: 10px;
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align-items: end;
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}
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.captcha-group input {
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flex: 1;
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}
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.captcha-image {
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border: 2px solid #e5e7eb;
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border-radius: 8px;
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cursor: pointer;
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transition: all 0.3s ease;
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}
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.captcha-image:hover {
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border-color: #667eea;
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}
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.error-message {
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background: #fee2e2;
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color: #991b1b;
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padding: 12px 16px;
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border-radius: 8px;
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margin-bottom: 20px;
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font-size: 14px;
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border: 1px solid #fecaca;
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}
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.login-btn {
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width: 100%;
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padding: 14px;
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background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
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color: white;
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border: none;
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border-radius: 10px;
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font-size: 16px;
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font-weight: 600;
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cursor: pointer;
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transition: all 0.3s ease;
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display: flex;
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align-items: center;
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justify-content: center;
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gap: 8px;
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}
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.login-btn:hover {
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transform: translateY(-2px);
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box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
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}
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.login-btn:active {
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transform: translateY(0);
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}
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.default-account {
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margin-top: 20px;
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padding: 15px;
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background: #f0f9ff;
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border: 1px solid #bae6fd;
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border-radius: 8px;
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font-size: 13px;
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color: #0369a1;
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}
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.default-account strong {
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display: block;
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margin-bottom: 5px;
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}
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@media (max-width: 480px) {
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.login-container {
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margin: 10px;
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border-radius: 15px;
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}
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.login-header {
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padding: 30px 20px;
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}
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.login-form {
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padding: 30px 20px;
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}
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}
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</style>
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</head>
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<body>
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<div class="login-container">
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<div class="login-header">
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<h1><i class="fas fa-shield-alt"></i> 管理后台</h1>
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<p>内容投稿系统管理中心</p>
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</div>
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<div class="login-form">
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<?php if ($error): ?>
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<div class="error-message">
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<i class="fas fa-exclamation-circle"></i> <?php echo htmlspecialchars($error); ?>
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</div>
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<?php endif; ?>
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<form method="POST">
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<div class="form-group">
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<label for="username">用户名</label>
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<input type="text" id="username" name="username" required
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value="<?php echo htmlspecialchars($_POST['username'] ?? ''); ?>">
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</div>
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<div class="form-group">
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<label for="password">密码</label>
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<input type="password" id="password" name="password" required>
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</div>
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<div class="form-group">
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<label for="captcha">验证码</label>
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<div class="captcha-group">
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<input type="text" id="captcha" name="captcha" required
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placeholder="请输入验证码" maxlength="4">
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<img src="captcha.php" alt="验证码" class="captcha-image"
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onclick="this.src='captcha.php?'+Math.random()"
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title="点击刷新验证码">
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</div>
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</div>
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<button type="submit" class="login-btn">
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<i class="fas fa-sign-in-alt"></i> 登录
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</button>
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</form>
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<div class="default-account">
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<strong><i class="fas fa-info-circle"></i> 默认账户信息：</strong>
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用户名：admin<br>
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密码：admin
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</div>
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</div>
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</div>
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<script>
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// 自动聚焦到用户名输入框
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document.getElementById('username').focus();
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// 回车键提交表单
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document.addEventListener('keypress', function(e) {
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if (e.key === 'Enter') {
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document.querySelector('form').submit();
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}
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});
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</script>
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</body>
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</html>
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