闲来无事

搞了个抖音无水印视频解析

上代码

<?php

/**
 * 抖音短视频去水印
 * @author huyiwei
 */
// error_reporting(0);
class douyin
{
    static public function deVideoInfo($url)
    {
        // 设置UA
        ini_set('user_agent', 'user-agent: Mozilla/5.0 (iPhone; CPU iPhone OS 5_0 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A334 Safari/7534.48.3');
        // 获取跳转url
        $url = self::getReferrerUrl($url);


        if (!$url) {
            return '获取跳转url失败';
        }

        // 拿到网址部分
        $params = parse_url($url);

        // 分割地址
        $params = explode('/',$params['path']);

        // 遍历获取正确的id
        $mid = null;
        foreach ($params as $key => $value) {
            // 如果为数字则就是我们要找的id
            if(is_numeric($value)){
                $mid = $value;
                break;
            }
        }
        if(!$mid) return '获取视频id失败';
        // 请求链接
        $url = "https://www.iesdouyin.com/web/api/v2/aweme/iteminfo/?item_ids=$mid";
        $arrContextOptions = [
            'ssl' => [
                'verify_peer' => false,
                'verify_peer_name' => false,
            ]
        ];
        // 构建ajax请求
        $str = file_get_contents($url, false, stream_context_create($arrContextOptions));
        $json = json_decode($str, 1);
        if(!array_key_exists('status_code',$json) || $json['status_code'] != 0){
            return 'ajax请求失败';
        }
        // 异常捕获  因为有多维数组
        try {
            // 得到视频地址
            $videourl = $json['item_list'][0]['video']['play_addr']['url_list'][0];
            // 替换playwm为play才为真是无水印链接
            $videourl = str_replace('playwm', 'play', $videourl);
            // 获取跳转后的视频连接
            $videourl = self::getReferrerUrl($videourl);
            // 构造返回数组
            $res = [
                'name' => $json['item_list'][0]['desc'], //视频名称
                'nickname' => $json['item_list'][0]['author']['nickname'], //作者昵称
                'cover' => 'https://p3.pstatp.com/large/' . $json['item_list'][0]['video']['cover']['uri'], // 封面
                'audio' => $json['item_list'][0]['music']['play_url']['uri'], // 音频数据
                'video' => $videourl, //视频连接
                'like' => $json['item_list'][0]['statistics']['digg_count'], //点赞数
                'comment' => $json['item_list'][0]['statistics']['comment_count'] //评论数
            ];
            return $res;
        } catch (\Throwable $th) {
            // throw $th;
            return '数组解析出错';
        }
    }



    //获取跳转链接
    static public function getReferrerUrl($url)
    {
        $ch = curl_init($url);
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_REFERER, $url);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.119 Safari/537.36');
        curl_exec($ch);
        $infos = curl_getinfo($ch);
        if($infos['url'] == $url){
            $infos['url'] = $infos['redirect_url'];
        }
        curl_close($ch);
        return $infos['url'];
    }
}

使用:

$res = douyin::deVideoInfo('https://v.douyin.com/JfRdYs5/');
if (is_array($res)) {
    var_dump($res);
}else{
    echo '解析失败-'.$res;
}
// 输出:
// Array
// (
//     [name] => 谁才是抖音最神秘的人！@黑脸V（今晚8点直播首秀)
//     [nickname] => 跑腿界的彭于晏
//     [cover] => https://p3.pstatp.com/large/tos-cn-p-0015/930af914016a4e4c86d20df91bd7723e_1590660583
//     [video] => http://v26-dy.ixigua.com/ef3c10d4b78b7b194683e74a764ed652/5ed0eb38/video/n/tosedge-tos-agsy-ve-0015/5096e53f1eb74aa98ccd572b95d02235/?a=1128&br=5619&bt=1873&cr=0&cs=0&dr=0&ds=6&er=&l=202005291759220100080710660EF20036&lr=&mime_type=video%2Fmp4&qs=0&rc=anI1PHk8amZydTMzOmkzM0ApN2g7OWRmNjxnN2hlZzs0OGdkNDUtY2FmbzRfLS1iLS9zcy8vNjNeM2E2XzE2LjZeYWA6Yw%3D%3D&vl=&vr=
//     [audio] => http://p9-dy.byteimg.com/obj/ies-music/e61708b23a1efddd5988973213da0a00.mp3
//     [like] => 896610
//     [comment] => 12615
// )