app/Sns/VideoExtractor/YoukuExtractor.php

YoukuExtractor.php

<?php

namespace App\Sns\VideoExtractor;

use GuzzleHttp\Cookie\CookieJar;
use Exception;

/**
 * Example:
 *   url: http://v.youku.com/v_show/id_XMTc1ODE5Njcy.html
 *   result:
 *     "source" => "youku"
 *     "source_id" => "XMTc1ODE5Njcy"
 *     "play_url" => "http://gslb.miaopai.com/stream/n~0hO7sfV1nBEw4Y29-Hqg__.mp4"
 *     "cover" => "http://bsyimg6.cdn.krcom.cn/images/n~0hO7sfV1nBEw4Y29-Hqg___m88y.jpg"
 *     "url_type" => "mp4"
 */

class YoukuExtractor extends BaseExtractor implements ExtractorInterface
{
    const URL_REGEX =
        '/https?:\/\/(?:v|player).youku.com\/' .
        '(?:v_show\/id_|player\.php\/sid\/)' .
        '([-A-Za-z0-9~]+)(?:\.html|\/v\.swf|)/';

    //const USER_AGENT = 'Mozilla/5.0 (iPad; CPU OS 9_1 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13B143 Safari/601.1';

    const MEDIA_TYPE = 'mp4';

    const MEDIA_SOURCE = 'youku';

    /**
     * 根据视频 Url 获取视频信息
     *
     * @param $url
     *
     * @return array
     */
    public function extractVideo()
    {
        $fingerprint = $this->fingerprint();
        $sourceId = $fingerprint['source_id'];

        $randUpcaseLetter = chr(rand($LETTER_A = 65, $LETTER_Z = 90));

        $cookieJar = CookieJar::fromArray([
            '__ysuid' => time() . $randUpcaseLetter,
            'xreferrer' => 'http://www.youku.com'
        ], 'youku.com');


        list($stream, $response) = $this->requestUrl(
            'http://log.mmstat.com/eg.js', ['cookies' => $cookieJar]
        );

        list($etag) = $response->getHeader('ETag');

        # The etag header is '"foobar"'; let's remove the double quotes
        $etag = substr($etag, 1, -1);

        $baseParams = [
            'vid' => $sourceId,
            'ccode' => '0401',
            'client_ip' => '192.168.1.1',
            'utid' => $etag,
            'client_ts' => time() / 1000,
        ];

        $headers = [
            'Referer' => $this->url,
        ];

        list($stream, $response) = $this->requestUrl(
            'https://ups.youku.com/ups/get.json', [
                'cookies' => $cookieJar,
                'query' => $baseParams,
                'headers' => $headers,
            ]
        );

        $json = json_decode($stream);
        $data = $json->data;
        $error = object_get($data, 'error');

        if (!empty($error)) {
            $note = object_get($error, 'note');
            throw new Exception("Youku:{$note}");
        }

        $info = $data->video;

        // 目前只播放抓取回的第一段视频
        $stream = $data->stream[0];
        dump($stream);

        return $fingerprint + [
            'play_url' => $stream->m3u8_url,
            'cover' => $info->logo,
            'title' => $info->title,
            'url_type' => static::MEDIA_TYPE,
        ];
    }

    /**
     * 通过 url 获取 source 和 source_id, fingerprint = ['source', 'source_id']
     *
     * @param $url
     * @return array
     */
    public function fingerprint()
    {
        preg_match(static::URL_REGEX, $this->url, $matches);

        return [
            'source' => static::MEDIA_SOURCE,
            'source_id' => $matches[1],
        ];
    }
}