129 lines
5.3 KiB
PHP
129 lines
5.3 KiB
PHP
<?php
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namespace plugin\utility\videoparse\api;
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use Exception;
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use plugin\utility\videoparse\api;
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class douyu implements api
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{
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private static $version = '220320250920';
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public function parse($url){
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if(preg_match('!\/show\/([a-zA-Z0-9]+)!', $url, $match)){
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$vid = $match[1];
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$requrl = 'https://v.douyu.com/show/' . $vid;
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$res = get_curl($requrl);
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if(preg_match('/DATA:\{content: (.*?),videoTag:/', $res, $match)){
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$arr = json_decode($match[1], true);
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if(isset($arr['point_id'])){
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$result = [
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'title' => $arr['title'],
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'desc' => $arr['contents'],
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'cover' => $arr['video_pic'],
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'time' => date('Y-m-d H:i:s', $arr['create_time']),
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'author' => $arr['author'],
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'avatar' => $arr['authorIcon']
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];
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$requrl = 'https://v.douyu.com/wgapi/vodnc/front/stream/getStreamUrlWeb';
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$dy_did = md5(microtime(true).rand(1000,9999));
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$time = time();
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$sign = $this->getsign($arr['point_id'], $dy_did, $time);
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$data = [
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'v' => self::$version,
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'did' => $dy_did,
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'tt' => $time,
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'sign' => $sign,
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'vid' => $arr['hash_id']
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];
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$cookie = 'dy_did='.$dy_did.';';
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$res = get_curl($requrl, http_build_query($data), $url, $cookie);
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$arr = json_decode($res, true);
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if(isset($arr['error']) && $arr['error'] == 0 && isset($arr['data']['thumb_video'])){
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if(isset($arr['data']['thumb_video']['super'])) $info = $arr['data']['thumb_video']['super'];
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elseif(isset($arr['data']['thumb_video']['high'])) $info = $arr['data']['thumb_video']['high'];
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elseif(isset($arr['data']['thumb_video']['normal'])) $info = $arr['data']['thumb_video']['normal'];
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else throw new Exception('视频解析失败，无可用视频地址');
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$result['url'] = $info['url'];
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return $result;
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}else{
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throw new Exception('视频解析失败，'.($arr['msg'] ?? ''));
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}
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}
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}
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throw new Exception('视频解析失败');
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}else{
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throw new Exception('视频id获取失败');
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}
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}
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private function getsign($xx0, $xx1, $xx2)
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{
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$k2 = [0x551983fb, 0x63c94be2, 0x0054dfe2, 0x3ba6bd08];
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$MASK = 0xFFFFFFFF;
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$add = fn(int $a, int $b) => ($a + $b) & $MASK;
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$rotr = fn(int $x, int $n) => ((($x & $MASK) >> ($n & 31)) | (($x << (32 - ($n & 31))) & $MASK)) & $MASK;
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$rotl = fn(int $x, int $n) => (((($x << ($n & 31)) & $MASK) | (($x & $MASK) >> (32 - ($n & 31))))) & $MASK;
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$cb = $xx0 . $xx1 . $xx2 . self::$version;
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$md = hash('md5', $cb, true);
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$re = array_values(unpack('V4', $md));
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for ($I = 0; $I < 2; $I++) {
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$v0 = $re[$I * 2]; $v1 = $re[$I * 2 + 1];
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$sum = 0; $delta = 0x9e3779b9;
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for ($i = 0; $i < 32; $i++) {
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$sum = $add($sum, $delta);
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$v0 = $add($v0, ((($v1 << 4) + $k2[0]) ^ ($v1 + $sum) ^ (((($v1) & $MASK) >> 5) + $k2[1])) & $MASK);
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$v1 = $add($v1, ((($v0 << 4) + $k2[2]) ^ ($v0 + $sum) ^ (((($v0) & $MASK) >> 5) + $k2[3])) & $MASK);
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}
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$re[$I * 2] = $v0 & $MASK;
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$re[$I * 2 + 1] = $v1 & $MASK;
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}
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$re[0] = $rotr($re[0], $k2[0] % 16);
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$re[0] = $rotl($re[0], $k2[2] % 16);
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$re[0] = $rotl($re[0], $k2[0] % 16);
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$re[0] = $rotr($re[0], $k2[2] % 16);
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$re[0] = $rotl($re[0], $k2[2] % 16);
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$re[1] = ($re[1] ^ $k2[1]) & $MASK;
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$re[1] = $add($re[1], $k2[3]);
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$re[1] = $add($re[1], $k2[1]);
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$re[1] = ($re[1] ^ $k2[3]) & $MASK;
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$re[1] = ($re[1] ^ $k2[3]) & $MASK;
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$re[2] = $add($re[2], $k2[0]);
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$re[2] = ($re[2] - $k2[2]) & $MASK;
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$re[2] = ($re[2] - $k2[0]) & $MASK;
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$re[2] = $add($re[2], $k2[2]);
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$re[2] = $rotl($re[2], $k2[2] % 16);
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$re[3] = $rotl($re[3], $k2[1] % 16);
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$re[3] = $rotr($re[3], $k2[3] % 16);
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$re[3] = $rotr($re[3], $k2[1] % 16);
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$re[3] = ($re[3] - $k2[3]) & $MASK;
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$re[0] = $add($re[0], $k2[0]);
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$re[0] = $add($re[0], $k2[2]);
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$re[0] = $rotl($re[0], $k2[2] % 16);
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$re[1] = $rotr($re[1], $k2[1] % 16);
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$re[1] = $rotl($re[1], $k2[3] % 16);
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$re[1] = ($re[1] ^ $k2[3]) & $MASK;
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$re[2] = $add($re[2], $k2[0]);
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$re[2] = ($re[2] - $k2[2]) & $MASK;
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$re[2] = $add($re[2], $k2[2]);
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$re[2] = $rotr($re[2], $k2[2] % 16);
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$re[3] = $rotl($re[3], $k2[1] % 16);
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$re[3] = ($re[3] - $k2[3]) & $MASK;
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$re[3] = $rotl($re[3], $k2[3] % 16);
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$sign = bin2hex(pack('V*', $re[0], $re[1], $re[2], $re[3]));
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return $sign;
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}
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} |