86 lines
2.7 KiB
PHP
86 lines
2.7 KiB
PHP
<?php
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namespace app\utils;
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// 引入极验 SDK 的核心类
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use geetest\GeetestLib;
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use app\model\System\SystemSiteSettings;
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class Geetest
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{
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/**
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* 极验 3.0 的 ID 和 KEY
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* 优先从系统配置表 SystemSiteSettings 中读取 geetest3ID / geetest3KEY
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*/
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private $captchaId;
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private $privateKey;
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public function __construct()
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{
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// 默认值可以为空，避免硬编码
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$this->captchaId = null;
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$this->privateKey = null;
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try {
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// 从系统设置表中读取极验3.0配置
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$settings = SystemSiteSettings::where('delete_time', null)
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->whereIn('label', ['geetest3ID', 'geetest3KEY'])
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->column('value', 'label');
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if (!empty($settings['geetest3ID']) && !empty($settings['geetest3KEY'])) {
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$this->captchaId = $settings['geetest3ID'];
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$this->privateKey = $settings['geetest3KEY'];
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}
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} catch (\Throwable $e) {
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// 读取配置失败时，不抛出致命错误，留给上层决定是否启用极验
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error_log('加载极验配置失败: ' . $e->getMessage());
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}
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}
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/**
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* 初始化极验验证（前端获取验证参数）
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* @return string JSON 字符串
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*/
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public function init()
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{
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$gtLib = new GeetestLib($this->captchaId, $this->privateKey);
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// 用户唯一标识（可传用户ID、IP等，不能为空）
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$userId = request()->ip();
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// 预处理验证
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$status = $gtLib->pre_process($userId);
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// 保存状态到 session
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session('gtserver', $status);
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session('gt_user_id', $userId);
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// 返回前端需要的验证参数
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return $gtLib->get_response_str();
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}
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/**
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* 验证前端提交的极验数据
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* @param array $data 前端提交的 geetest_challenge/validate/seccode
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* @return bool 验证结果
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*/
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public function verify(array $data)
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{
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$gtLib = new GeetestLib($this->captchaId, $this->privateKey);
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$userId = session('gt_user_id');
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$status = session('gtserver');
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if ($status == 1) {
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// 正常模式验证
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$result = $gtLib->success_validate(
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$data['geetest_challenge'],
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$data['geetest_validate'],
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$data['geetest_seccode'],
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$userId
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);
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} else {
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// 宕机模式验证
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$result = $gtLib->fail_validate(
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$data['geetest_challenge'],
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$data['geetest_validate'],
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$data['geetest_seccode']
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);
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}
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return $result;
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}
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} |