<?php
/**
 *
 */
include_once(SERVER_ROOT . "/model/mBase.php");


class mSpider extends mBase {

    private $error_nums = 0;

    public function __construct() {
        $this->obj = new dWeibo();
        $this->tbl = 'spider_weibo';
    }

    public function getZmhttpIp($task_key) {
        $rdobj = $this->initRedis();
        $ip_request = $rdobj->get('ip_request');
        if ($ip_request) return false;

        $rdobj->setex('ip_request', 60, 1);

        $url = "http://proxy.siyetian.com/apis_get.html?token=AesJWLNp2a65kaJdXTqFFeNpWT35ERNpnTn1STqFUeORUR31kaNh3TUl0dPRUQy4ERJdXT6lVN.QMxkTO0MjM0cTM&limit=1&type=1&time=&data_format=json&showTimeEnd=true";
        $jsoninfo = $this->getCUrl($url);

        $this->writeLog('spider', 'getZmhttpIp.log', $task_key . '|' . $jsoninfo);

        $data = json_decode($jsoninfo, true);
        $ip = $data['data'][0]['ip'];
        $port = $data['data'][0]['port'];
        $end_time = $data['data'][0]['end_time'];

        if (empty($ip) || empty($port)) return false;

        $rdobj = $this->initRedis();
        $rdobj->setex($task_key, 6 * 60, json_encode(array('ip' => $ip, 'port' => $port, 'end_time' => $end_time)));

        return array('ip' => $ip, 'port' => $port);
    }

    public function getNewHttpIp($task_key, $times = 1) {
        $url = "http://proxy.siyetian.com/apis_get.html?token=AesJWLNp2a65kaJdXTqFFeNpWT35ERNpnTn1STqFUeORUR31kaNh3TUl0dPRUQy4ERJdXT6lVN.QMxkTO0MjM0cTM&limit=1&type=1&time=&data_format=json&showTimeEnd=true";
        $jsoninfo = $this->getCUrl($url);

        $this->writeLog('spider', 'getNewHttpIp.log', $task_key . '|' . $jsoninfo);

        //请求为空 重试第五次还是为空 则抛出异常
        if (empty($jsoninfo)) {
            if ($times >= SPIDER_REQUEST_MAX_NUMS) {
                $this->setError(SPIDER_ERROR_IP_GET_EMPTY);
                return false;
            }

            //请求为空 5秒后重试
            sleep(5);
            return $this->getNewHttpIp($task_key, $times + 1);
        }

        $data = json_decode($jsoninfo, true);
        //套餐用完 需要换套餐了
        if ($data['code'] == 10019 || $data['code'] == 10005) {
            $this->setError(SPIDER_ERROR_IP_GET_OUT);
            return false;
        }

        $ip = $data['data'][0]['ip'];
        $port = $data['data'][0]['port'];
        $end_time = $data['data'][0]['end_time'];
        //其他异常错误
        if (empty($ip) || empty($port)) {
            $this->setError(SPIDER_ERROR_IP_GET_FAIL);
            return false;
        }

        $expire_time = strtotime($end_time) - time();

        $rdobj = $this->initRedis();
        $rdobj->setex($task_key, $expire_time, json_encode(array('ip' => $ip, 'port' => $port, 'end_time' => $end_time)));

        return array('ip' => $ip, 'port' => $port);
    }

    public function getRequest($url, $headers = array(), $timeout = 60) {
        $ch = curl_init();

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


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

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

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

        if ($this->proxy_port) {
            curl_setopt($ch, CURLOPT_PROXY, 'socks5h://' . $this->proxy_ip . ":" . $this->proxy_port);
        }

        if (!empty($this->cookie_path)) {
            curl_setopt($ch, CURLOPT_COOKIEFILE, $this->cookie_path);
            curl_setopt($ch, CURLOPT_COOKIEJAR, $this->cookie_path);
        }

        // 若给定url自动跳转到新的url,有了下面参数可自动获取新url内容：302跳转(paperpass下载报告会用到)
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);

        // 忽略 SSL 验证（如果需要）
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);

        $result = curl_exec($ch);
        $this->curl_err = curl_error($ch);

        curl_close($ch);

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

        return false;
    }

    public function getWeiboVideo($url) {
        if (empty($this->proxy_ip) || empty($this->proxy_port)) {
            $this->setError('配置代理后再来请求吧');
            return false;
        }

        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
        curl_setopt($ch, CURLOPT_PROXY, 'socks5h://' . $this->proxy_ip . ":" . $this->proxy_port); // 设置 SOCKS5 代理
        curl_setopt($ch, CURLOPT_PROXYTYPE, CURLPROXY_SOCKS5_HOSTNAME); // SOCKS5 解析域名
        curl_setopt($ch, CURLOPT_HTTPHEADER, [
            "Referer: https://weibo.com",
            "User-Agent: {$this->getRandUserAgent()}"
        ]);
        curl_setopt($ch, CURLOPT_TIMEOUT, 600);
        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 30);

        $result = curl_exec($ch);
        $this->curl_err = curl_error($ch);

        curl_close($ch);

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

        return false;
    }

    public function getWapWeibo($wid) {
        $url = "https://m.weibo.cn/detail/{$wid}";

        $cooike_header = 'Cookie: SUB=_2A25K3UsmDeRhGeFH41MV8ibNyjSIHXVpk8LurDV6PUJbktAYLUzAkW1NekLV22E63ymp9LDusz92jTcj_StK-KEN;';
        $headers = array(
            $cooike_header,
            "User-Agent: Mozilla/5.0 (iPhone; CPU iPhone OS 16_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.6 Mobile/15E148 Safari/604.1"
        );

        $html = $this->getRequest($url, $headers);
        if (!$html) {
            $this->setError($this->curl_err);
            $this->writeLog('spider', 'curl_error.log', $this->curl_err . "|" . $url . "|" . $html);
            return false;
        }

        $content = array();
        if (preg_match('/var\s+\$render_data\s*=\s*(\[\{.*?\}\])\[0\]\s*\|\|\s*\{};/s', $html, $matches)) {
            $json_data = $matches[1]; // 提取 JSON 字符串
            // 解析 JSON
            $data = json_decode($json_data, true);

            if (!empty($data) && isset($data[0]['status'])) {
                $content = $data[0]['status'];
            }
        }
        if (empty($content)) {
            $this->setError($html);
            return 'error';
        }

        $return = array();
        $return['text'] = strip_tags($content['text']);
        $return['pic_ids'] = $content['pic_num'] > 0 ? json_encode($content['pic_ids']) : '';;

        $video_url = isset($content['page_info']['media_info']['stream_url']) ? $content['page_info']['media_info']['stream_url'] : '';
        $return['video_url'] = $video_url;

        $video_cover = isset($content['page_info']['page_pic']['pid']) ? $content['page_info']['page_pic']['pid'] : '';
        $return['video_cover'] = $video_cover;

        $video_cover_url = isset($content['page_info']['page_pic']['url']) ? $content['page_info']['page_pic']['url'] : '';
        $return['video_cover_url'] = $video_cover_url;

        $date = new DateTime($content['created_at']); // 解析时间
        $return['created_at'] = $date->format('Y-m-d H:i:s');

        $return['reposts_count'] = $content['reposts_count'];
        $return['comments_count'] = $content['comments_count'];
        $return['attitudes_count'] = $content['attitudes_count'];

        if ($content['retweeted_status']) {
            $return['retweeted_status'] = array();

            $return['retweeted_status']['wid'] = $content['retweeted_status']['id'];
            $return['retweeted_status']['text'] = strip_tags($content['retweeted_status']['text']);
            $return['retweeted_status']['pic_ids'] = $content['retweeted_status']['pic_num'] > 0 ? json_encode($content['retweeted_status']['pic_ids']) : '';;

            $video_url = isset($content['retweeted_status']['page_info']['media_info']['stream_url']) ? $content['retweeted_status']['page_info']['media_info']['stream_url'] : '';
            $return['retweeted_status']['video_url'] = $video_url;

            $video_cover = isset($content['retweeted_status']['page_info']['page_pic']['pid']) ? $content['retweeted_status']['page_info']['page_pic']['pid'] : '';
            $return['retweeted_status']['video_cover'] = $video_cover;

            $video_cover_url = isset($content['retweeted_status']['page_info']['page_pic']['url']) ? $content['retweeted_status']['page_info']['page_pic']['url'] : '';
            $return['video_cover_url'] = $video_cover_url;

            $date = new DateTime($content['retweeted_status']['created_at']); // 解析时间
            $return['retweeted_status']['created_at'] = $date->format('Y-m-d H:i:s');

            $return['retweeted_status']['reposts_count'] = $content['retweeted_status']['reposts_count'];
            $return['retweeted_status']['comments_count'] = $content['retweeted_status']['comments_count'];
            $return['retweeted_status']['attitudes_count'] = $content['retweeted_status']['attitudes_count'];
        }
        return $return;
    }

    public function getWeiboList($condition, $page_num, $page_size) {
        $offset = ($page_num - 1) * $page_size;

        $where = "1=1 ";
        if (!empty($condition)) {
            foreach ($condition as $key => $val) {
                if (is_array($val)) {
                    $val = implode(',', $val);
                    $where .= " and {$key} in ({$val})";
                } else {
                    $where .= " and {$key}={$val}";
                }
            }
        }

        return $this->obj->selectAll('spider_weibo', array('sql' => $where, 'vals' => array()), 'id desc ', array($offset, $page_size));
    }

    //原创微博 用户行为数据
    public function spiderBehaviorOriginalData($uid, $page, $times = 1) {
        $this->writeLog('spider', 'getData.log', "{$uid}|{$page}|{$times}");

        $rdobj = $this->initRedis();

        $ipinfo = $rdobj->get(_RC_SPIDER_IP);
        $ipdata = json_decode($ipinfo, true);
        if (!$ipinfo) {
            $ipdata = $this->getNewHttpIp(_RC_SPIDER_IP);
        }

        //获取代理ip失败
        if (empty($ipdata)) {
            $this->setError($this->getError());
            return false;
        }

        $this->proxy_ip = $ipdata['ip'];
        $this->proxy_port = $ipdata['port'];

        $cookie = WEIBO_LOGIN_COOKIE;
        $url = "https://weibo.com/ajax/statuses/searchProfile?uid={$uid}&page={$page}&hasori=1";
        $headers = array(
            "Cookie: SUB={$cookie}",
            "x-requested-with: XMLHttpRequest",
            "User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36",
            "Referer: https://weibo.com/u/{$uid}?tabtype=feed"
        );

        $res = $this->getRequest($url, $headers);
        //请求错误
        if (empty($res)) {
            //请求为空
            $error_code = SPIDER_ERROR_URL_GET_EMPTY;
            //curl错误
            if ($this->curl_err) {
                $this->error_nums++;
                $error_code = $this->getSpiderErrors();
            }
            //ip不稳定 请求不作数
            if ($error_code == SPIDER_ERROR_IP_ASTABLE) $times--;
            //代理失效
            if ($error_code == SPIDER_ERROR_IP_EXPIERD) $rdobj->del(_RC_SPIDER_IP);

            //连续五次请求错误 则抛出异常
            if ($times >= SPIDER_REQUEST_MAX_NUMS) {
                $this->setError($error_code);
                return false;
            }

            sleep(2);
            return $this->spiderBehaviorOriginalData($uid, $page, $times + 1);
        }
        $this->error_nums = 0;

        if (strpos($res, '登录 - 微博')) {
            $this->setError(SPIDER_ERROR_URL_COOKIE_EXPIRED);
            return false;
        }

        $data = json_decode($res, 1);
        if (!$data) {
            $this->writeLog('spider', 'errorData.log', $res);
            $this->setError(SPIDER_ERROR_URL_GET_UNKNOWN);
            return false;
        }

        //获取完毕
        if (empty($data['data']['list'])) return 'done';

        $date = date('Y-m-d');
        $bobj = new mWeiboBehavior();
        $wobj = new mWeibo();
        foreach ($data['data']['list'] as $da) {
            //博主设置不可见
            if (!isset($da['reposts_count'])) continue;

            $temp = array(
                'uid' => $uid,
                'wid' => $da['id'],
                'reposts_count' => $da['reposts_count'],
                'comments_count' => $da['comments_count'],
                'attitudes_count' => $da['attitudes_count'],
                'date' => $date,
            );
            $res = $bobj->saveBehaviorData($temp);
            if (!$res) {
                $this->writeLog('spider', 'insert_error.log', json_encode($temp));
            }

            $created_at = new DateTime($da['created_at']); // 解析时间
            $weibo = array(
                'mblogid' => $da['mblogid'],
                'text' => strip_tags($da['text']),
                'refer' => '',
                'pic_ids' => $da['pic_num'] > 0 ? json_encode($da['pic_ids']) : '',
                'video_url' => isset($da['page_info']['media_info']['stream_url']) ? $da['page_info']['media_info']['stream_url'] : '',
                'video_cover' => isset($da['page_info']['page_pic']) ? pathinfo(basename($da['page_info']['page_pic']), PATHINFO_FILENAME) : '',
                'created_at' => $created_at->format('Y-m-d H:i:s')
            );
            $res = $wobj->saveWeiboData($temp, $weibo);
            if (!$res) {
                $this->writeLog('spider', 'insert_error.log', json_encode(array_merge($temp, $weibo)));
            }
        }

        $this->writeLog('spider', 'getDone.log', "{$uid}|{$page}|{$times}");
        return true;
    }

    //转发微博 用户行为数据
    public function spiderBehaviorForwardData($uid, $page, $times = 1) {
        $this->writeLog('spider', 'getData.log', "{$uid}|{$page}|{$times}");

        $rdobj = $this->initRedis();

        $ipinfo = $rdobj->get(_RC_SPIDER_IP);
        $ipdata = json_decode($ipinfo, true);
        if (!$ipinfo) {
            $ipdata = $this->getNewHttpIp(_RC_SPIDER_IP);
        }

        //获取代理ip失败
        if (empty($ipdata)) {
            $this->setError($this->getError());
            return false;
        }

        $this->proxy_ip = $ipdata['ip'];
        $this->proxy_port = $ipdata['port'];

        $cookie = WEIBO_LOGIN_COOKIE;
        $endtime = strtotime("tomorrow");
        $url = "https://weibo.com/ajax/statuses/searchProfile?uid={$uid}&page={$page}&endtime={$endtime}&hasret=1&hastext=1&haspic=1&hasvideo=1&hasmusic=1";
        $headers = array(
            "Cookie: SUB={$cookie}",
            "x-requested-with: XMLHttpRequest",
            "User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36",
            "Referer: https://weibo.com/u/{$uid}?is_text=1&is_pic=1&is_video=1&is_music=1&is_forward=1&end_time={$endtime}"
        );
        $res = $this->getRequest($url, $headers);

        //请求错误
        if (empty($res)) {
            //请求为空
            $error_code = SPIDER_ERROR_URL_GET_EMPTY;
            //curl错误
            if ($this->curl_err) {
                $this->error_nums++;
                $error_code = $this->getSpiderErrors();
            }
            //ip不稳定 请求不作数
            if ($error_code == SPIDER_ERROR_IP_ASTABLE) $times--;
            //代理失效
            if ($error_code == SPIDER_ERROR_IP_EXPIERD) $rdobj->del(_RC_SPIDER_IP);

            //连续五次请求错误 则抛出异常
            if ($times >= SPIDER_REQUEST_MAX_NUMS) {
                $this->setError($error_code);
                return false;
            }

            sleep(2);
            return $this->spiderBehaviorForwardData($uid, $page, $times + 1);
        }
        $this->error_nums = 0;

        if (strpos($res, '登录 - 微博')) {
            $this->setError(SPIDER_ERROR_URL_COOKIE_EXPIRED);
            return false;
        }

        $data = json_decode($res, 1);
        if (!$data) {
            $this->writeLog('spider', 'errorData.log', $res);
            $this->setError(SPIDER_ERROR_URL_GET_UNKNOWN);
            return false;
        }

        //获取完毕
        if (empty($data['data']['list'])) return 'done';

        $date = date('Y-m-d');
        $bobj = new mWeiboBehavior();
        $wobj = new mWeibo();
        foreach ($data['data']['list'] as $item) {
            if (!isset($item['user']['id']) || $item['user']['id'] != $uid) continue;

            $da = $item['retweeted_status'];
            //博主设置不可见
            if (!isset($da['reposts_count'])) continue;

            $temp = array(
                'uid' => $uid,
                'wid' => $da['id'],
                'reposts_count' => $da['reposts_count'],
                'comments_count' => $da['comments_count'],
                'attitudes_count' => $da['attitudes_count'],
                'date' => $date,
            );
            $res = $bobj->saveBehaviorData($temp);
            if (!$res) {
                $this->writeLog('spider', 'insert_error.log', json_encode($temp));
            }

            $created_at = new DateTime($da['created_at']); // 解析时间
            $weibo = array(
                'mblogid' => $da['mblogid'],
                'text' => strip_tags($da['text']),
                'refer' => '',
                'pic_ids' => $da['pic_num'] > 0 ? json_encode($da['pic_ids']) : '',
                'video_url' => isset($da['page_info']['media_info']['stream_url']) ? $da['page_info']['media_info']['stream_url'] : '',
                'video_cover' => isset($da['page_info']['page_pic']) ? pathinfo(basename($da['page_info']['page_pic']), PATHINFO_FILENAME) : '',
                'created_at' => $created_at->format('Y-m-d H:i:s')
            );
            $res = $wobj->saveWeiboData($temp, $weibo);
            if (!$res) {
                $this->writeLog('spider', 'insert_error.log', json_encode(array_merge($temp, $weibo)));
            }
        }

        $this->writeLog('spider', 'getDone.log', "{$uid}|{$page}|{$times}");
        return true;
    }

    private function getSpiderErrors() {
        preg_match('/Unable to receive initial SOCKS5 response./', $this->curl_err, $match);
        if ($match[0]) {
            return SPIDER_ERROR_IP_EXPIERD;
        }

        preg_match('/SOCKS5 read timeout/', $this->curl_err, $match);
        if ($match[0]) {
            return SPIDER_ERROR_IP_EXPIERD;
        }

        $this->writeLog('spider', 'curl_error.log', $this->curl_err);

        //ip不稳定
        preg_match("/Can't complete SOCKS5 connection to 0.0.0.0:0/", $this->curl_err, $match);
        if ($match[0]) {
            if ($this->error_nums < 5) return SPIDER_ERROR_IP_ASTABLE;
            if ($this->error_nums == 5) return SPIDER_ERROR_IP_EXPIERD;
        }

        //ip不稳定
        preg_match("/Connection refused/", $this->curl_err, $match);
        if ($match[0]) {
            if ($this->error_nums < 5) return SPIDER_ERROR_IP_ASTABLE;
            if ($this->error_nums == 5) return SPIDER_ERROR_IP_EXPIERD;
        }

        return SPIDER_ERROR_IP_UNKNOWN;
    }
}