优酷视频破解

<?php

/*
$vid    =   isset($_GET['vid']) ? $_GET['vid'] : '';
if(empty($vid)){
echo '失败';
}
$m3u8   =   new youkum3u8($vid);
echo $m3u8->getM3u8();exit;
*/
class youkum3u8{
public $YK;
public $YKP;
public $d   =   array(19, 1, 4, 7, 30, 14, 28, 8, 24, 17, 6, 35, 34, 16, 9, 10, 13, 22, 32, 29, 31, 21, 18, 3, 2, 23, 25, 27, 11, 20, 5, 15, 12, 0, 33, 26);
public $vid;
public $data;
public $videourl = 'http://v.youku.com/v_show/id_%s.html';
public function __construct($vid) {
$this->YK['mk']['a4']  =   'boa4';
$this->YK['mk']['a3']  =   'b4et';
$this->YKP['userCache']['a1']   =   4;
$this->YKP['userCache']['a2']   =   1;
$this->vid  = $this->getvid($vid);
$this->data = $this->getjson();
$e  =   $this->rc4(strval($this->translate($this->YK['mk']['a3']."o0b".$this->YKP['userCache']['a1'], $this->d)), $this->decode64($this->data['data']['security']['encrypt_string']));
list($this->YKP['userCache']['sid'],$this->YKP['userCache']['token'])  =    explode('_', $e);
}
public function getvid($vid){
$url    =   vsprintf($this->videourl, array($vid));
$content    =   $this->contentHttp($url);
preg_match('/videoId = \'(\d*)\';/', $content,$matches);
return $matches[1];
}
public function getjson(){
$url  =   'http://play.youku.com/play/get.json?vid='.$this->vid."&ct=12";
return json_decode($this->contentHttp($url),true);
}
public function getM3u8(){
$translate  =   strval($this->translate($this->YK['mk']['a4']."poz".$this->YKP['userCache']['a2'], $this->d));
$rc4        =   $this->rc4($translate, $this->YKP['userCache']['sid']. "_" . $this->vid . "_" . $this->YKP['userCache']['token']);
$e          =   $this->encode64($rc4);
$c['vid']      =   $this->vid;
$c['type']      =   'mp4';
$c['ts']      =   time();
$c['keyframe']      =   0;
$c['ep']      =   $e;
$c['sid']      =   $this->YKP['userCache']['sid'];
$c['token']      =   $this->YKP['userCache']['token'];
$c['ctype']      =   12;
$c['ev']      =   1;
$c['oip']      =   $this->data['data']['security']['ip'];
return "http://pl.youku.com/playlist/m3u8?".http_build_query($c);
}
//file_get获取数据
public function contentHttp($url){
$opts = array(
'http'=>array(
'method'=>"GET",
'timeout'=>5,
)
);
$context    =   stream_context_create($opts);
$data       =   @file_get_contents($url,false,$context);
return $data;
}
public function encode64($a) {
if (!$a)
return "";
$a = strval($a);
$b ='';
$c='';
$d='';
$e='';
$f='';
$g='';
$h = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
for($d=strlen($a),$c=0,$b="";$d>$c;){
$e  =   255 & ord($a{$c++});
if($c==$d){
$b  .=  $h{$e>>2};
$b  .=  $h{(3 & $e) << 4};
$b  .=  "==";
break;
}
$f=ord($a{$c++});
if($c==$d){
$b  .= $h{$e>>2};
$b  .= $h{(3 & $e) << 4 | (240 & $f) >> 4};
$b  .= $h{(15 & $f) << 2};
$b  .= "=";
break;
}
$g = ord($a{$c++});
$b .= $h{$e >> 2};
$b .= $h{(3 & $e) << 4 | (240 & $f) >> 4};
$b .= $h{(15 & $f) << 2 | (192 & $g) >> 6};
$b .= $h{63 & $g};
}
return $b;
}
public function decode64($a) {
if (!$a)
return "";
$a = strval($a);
$b  =   '';
$c  =   '';
$d  =   '';
$e  =   '';
$f  =   '';
$g  =   '';
$h  =   '';
$i =  Array(-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 62, -1, -1, -1, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1, -1, -1, -1, -1, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, -1, -1, -1, -1, -1);
for($g = strlen($a),$f=0,$h=""; $g >$f;){
do{
$b  =   $i[255 & ord($a{$f++})];
}  while ($g>$f && -1 ==$b);
if(-1 == $b){
break;
}
do{
$c  =   $i[255 & ord($a{$f++})];
}  while($g>$f && -1 == $c );
if(-1 == $c){
break;
}
$h .= chr($b << 2 | (48 & $c) >> 4);

do{
$d  =   255 & ord($a{$f++});
if(61== $d)
return $h;
$d  =   $i[$d];
}  while ($g>$f && -1 == $d);
if(-1 == $b){
break;
}
$h .= chr((15 & $c) << 4 | (60 & $d) >> 2);

do{
$e  = 255 & ord($a{$f++});
if(61== $e)
return $h;
$e  =   $i[$e];
}  while ($g>$f && -1 == $e);
if(-1 == $e){
break;
}
$h .= chr((3 & $d) << 6 | $e);
}
return $h;
}
public function translate($a, $b) {
$alen   =   strlen($a);
$c  =   array();
$e  =   0;
for($d=0;$d<$alen;$d++){
$e  =   $a[$d] >= "a" && $a[$d] <= "z" ? ord($a[$d]) - ord('a') :  $a[$d] + 26;
for($f=0;36>$f;$f++){
if($b[$f] == $e){
$e  =   $f;
break;
}
}
$c[$d]  =   $e > 25 ? $e - 26 : chr(($e+97));
}
return implode('', $c);
}
public function rc4($a, $b) {
for($c,$d=array(),$e=0,$f="",$g=0;256>$g;$g++)
$d[$g]  =   $g;

for($g=0;256>$g;$g++){
$e  =   ($e + $d[$g] + ord($a{$g%strlen($a)})) % 256;
$c  =   $d[$g];
$d[$g] = $d[$e];
$d[$e] = $c;
}
$g  =   0;
$e  =   0;
for($h=0;$h<strlen($b);$h++){
$g  =   ($g+1) % 256;
$e  =   ($e + $d[$g]) % 256;
$c  =   $d[$g];
$d[$g]  =$d[$e];
$d[$e]  =   $c;
$f  .=  chr(ord($b{$h}) ^ $d[($d[$g]+$d[$e]) % 256]);
}
return $f;
}
}