124 lines
3.0 KiB
PHP
124 lines
3.0 KiB
PHP
<?php
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header('Content-Type: application/json; charset=utf-8');
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// 允许跨域请求
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header("Access-Control-Allow-Origin: *");
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header("Access-Control-Allow-Methods: GET");
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// 数据库连接配置
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$servername = "localhost";
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$username = "a1sax1m9i";
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$password = "a1sax1m9i";
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$dbname = "a1sax1m9i";
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// 创建数据库连接
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$conn = new mysqli($servername, $username, $password, $dbname);
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// 检查连接
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if ($conn->connect_error) {
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die(json_encode(array(
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"success" => false,
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"message" => "数据库连接失败: " . $conn->connect_error
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)));
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}
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// 设置数据库连接字符集
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$conn->set_charset("utf8mb4");
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/**
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* 根据用户ID获取用户信息
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*/
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function getUserById($conn) {
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$userId = $_GET['id'] ?? '';
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if (empty($userId) || !is_numeric($userId)) {
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return array(
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"success" => false,
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"message" => "请提供有效的用户ID"
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);
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}
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// 修复：移除last_login_at字段引用
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$sql = "SELECT id, username, email, created_at FROM users WHERE id = ?";
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$stmt = $conn->prepare($sql);
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if (!$stmt) {
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return array(
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"success" => false,
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"message" => "查询准备失败: " . $conn->error
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);
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}
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$stmt->bind_param("i", $userId);
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$stmt->execute();
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$result = $stmt->get_result();
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if ($result->num_rows > 0) {
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$user = $result->fetch_assoc();
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$stmt->close();
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return array(
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"success" => true,
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"data" => $user
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);
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} else {
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$stmt->close();
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return array(
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"success" => false,
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"message" => "未找到ID为 {$userId} 的用户"
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);
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}
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}
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/**
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* 获取所有用户信息
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*/
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function getAllUsers($conn) {
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// 修复：移除last_login_at字段引用
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$sql = "SELECT id, username, email, created_at FROM users ORDER BY id ASC";
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$result = $conn->query($sql);
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$users = array();
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if ($result && $result->num_rows > 0) {
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while ($row = $result->fetch_assoc()) {
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$users[] = $row;
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}
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return array(
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"success" => true,
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"count" => count($users),
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"data" => $users
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);
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} else {
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return array(
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"success" => false,
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"message" => "没有找到任何用户信息",
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"data" => array()
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);
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}
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}
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// 处理请求
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$action = $_GET['action'] ?? '';
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switch ($action) {
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case 'getUser':
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$response = getUserById($conn);
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break;
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case 'getAllUsers':
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$response = getAllUsers($conn);
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break;
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default:
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$response = array(
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"success" => false,
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"message" => "请指定正确的操作: action=getUser (需要id参数) 或 action=getAllUsers"
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);
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}
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// 输出JSON响应
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echo json_encode($response, JSON_UNESCAPED_UNICODE);
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// 关闭数据库连接
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$conn->close();
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?>
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