<?php

class mCrossCheck {

    public $cookie_path = '';
    public $loginfo = '';
    /**
     * 获取crosscheck账号密码
     * @return array|bool
     */
    public function getCrossCheckAccount(){
        $ch = curl_init();
        $domain = 'api.kuailelunwen.com';
        $ip = '101.37.99.56';
    
        $params = array(
            '_uid'      =>  '345d65ddcd3df70d',
            '_token'    =>  '6965268557309513',
            'type'      =>  '60',
        );    
        // 快乐论文左侧导航“开放平台”添加请求IP白名单8.154.43.224
    
        // 设置要访问的URL
        curl_setopt($ch, CURLOPT_URL, "http://{$domain}/get_turnitin_account");
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    
        // 设置CURLOPT_RESOLVE参数
        // 格式：域名:端口:IP地址
        //curl_setopt($ch, CURLOPT_RESOLVE, ["{$domain}:443:{$ip}"]);
        curl_setopt($ch, CURLOPT_RESOLVE, ["{$domain}:80:{$ip}"]);
        // HTTPS相关设置
        //curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, true);
        //curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);  // 正常验证主机名
        // 传get参数
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $params);
        curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
    
        // 如果需要设置SNI（服务器名称指示）
        curl_setopt($ch, CURLOPT_SSLKEY, "{$domain}");
    
        // 执行请求
        $response = curl_exec($ch);
        print_r($response);
        if (curl_errno($ch)) {
            //echo 'cURL错误: ' . curl_error($ch);
            return false;
        } else {
            // $info = curl_getinfo($ch);
            // echo "实际连接IP: " . $info['primary_ip'] . "\n";
            // echo "HTTP状态码: " . $info['http_code'] . "\n";
            $res = json_decode($response, true);
            if (!$res['status']) return false;
            $list = $res['data'];
            return $list;
        }
    
        curl_close($ch);
    }

    /**
     * 检查crosscheck账号cookie是否有效
     * @return bool
     */
    public function islogin() {
        $curl_headers = [
            'accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7',
            'accept-language: zh-CN,zh;q=0.9,ar;q=0.8',
            'cache-control: max-age=0',
            'priority: u=0, i',
            'sec-ch-ua: "Google Chrome";v="143", "Chromium";v="143", "Not A(Brand";v="24"',
            'sec-ch-ua-mobile: ?0',
            'sec-ch-ua-platform: "Windows"',
            'sec-fetch-dest: document',
            'sec-fetch-mode: navigate',
            'sec-fetch-site: none',
            'sec-fetch-user: ?1',
            'upgrade-insecure-requests: 1',
            'user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/143.0.0.0 Safari/537.36'
        ];
        $url = 'https://external-production.au.turnitin.com/sms-namespace/sms/sms-serviceName/admin-console-server/sessions';
        $jsonres = $this->requestUrlGet($url,[],$curl_headers);
        // {"success":false,"status":401,"reason":"Failed to provide authorization token","message":"AdminException.AdminException"}
        // {"success":true}
        //var_dump($jsonres);
        $res = json_decode($jsonres, true);
        //print_r($res);
        if ($res['success'] != true) return false;

        return true;
    }

   

    /**
     * curl GET 请求
     * @param string $url
     * @param array $data
     * @param array $headers
     * @param number $timeout
     */
    private function requestUrlGet($url, $data=array(), $headers=array(), $timeout=100) {
        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_POST, false);

        $ssl = substr($url, 0, 8) == 'https://' ? true : false;
        if ($ssl) {
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 1); // 从证书中检查SSL加密算法是否存在
        }

        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_REFERER, $url);

        curl_setopt($ch, CURLOPT_HEADER, false);
        if(!empty($headers)) curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        curl_setopt($ch, CURLOPT_COOKIEFILE, $this->cookie_path);
        curl_setopt($ch, CURLOPT_COOKIEJAR, $this->cookie_path);

        curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);

        $result = curl_exec($ch);
        curl_close($ch);

        if ($result !== false) return $result;

        return false;
    }

    /**
     * curl POST请求
     * @param string $url
     * @param array $data
     * @param array $headers
     * @param number $timeout
     */
    private function requestUrlPost($url, $data, $headers=array(), $timeout=300) {
        $ch = curl_init();

        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_POST, true);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $data);

        $ssl = substr($url, 0, 8) == 'https://' ? true : false;
        if ($ssl) {
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0); // 对认证证书来源的检查
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 1); // 从证书中检查SSL加密算法是否存在
        }

        //if($this->part_cookie) curl_setopt($ch, CURLOPT_COOKIE, $this->part_cookie);
        if ($this->cookie_path) {
            curl_setopt($ch, CURLOPT_COOKIEFILE, $this->cookie_path);
            curl_setopt($ch, CURLOPT_COOKIEJAR, $this->cookie_path);
        }

        curl_setopt($ch, CURLOPT_HEADER, true);
        if(!empty($headers)) curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_REFERER, $url);

        curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 100);
        curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
        curl_setopt($ch, CURLOPT_MAXREDIRS, 10);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
        curl_setopt($ch, CURLOPT_AUTOREFERER, true);

        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);

        //curl_setopt($ch, CURLOPT_FRESH_CONNECT, 1);
        curl_setopt($ch, CURLOPT_NOBODY, false);
        $result = curl_exec($ch);
        curl_close($ch);

        if (file_exists($this->cookie_path)) {
            chown($this->cookie_path, 'nobody');
            chgrp($this->cookie_path, 'nobody');
        }

        if ($result !== false) return $result;

        return false;
    }

}