获取优酷视频真实下载地址的PHP源代码
_GET[‘url’]); function getYoukuFlv(url){ preg_match(“#id_(.*?)\.html#”,url,out); id=out[1]; content=get_curl_contents(‘h...
_GET[‘url’]);
function getYoukuFlv(url){
preg_match(“#id_(.*?)\.html#”,url,out);
id=out[1];
content=get_curl_contents(‘http://v.youku.com/player/getPlayList/VideoIDS/’.id);
data=json_decode(content);
foreach(data->data[0]->streamfileids ASk=>v){sid=getSid();
fileid=getfileid(v,data->data[0]->seed);one=(data->data[0]->segs->k);
if(k == ‘flv’ ||k == ‘mp4’) return “http://f.youku.com/player/getFlvPath/sid/{sid}_00/st/{k}/fileid/{fileid}?K={one[0]->k}”;
continue;
}
}
function get_curl_contents(url,second = 5){
if(!function_exists(‘curl_init’)) die(‘php.ini未开启php_curl.dll’);
c = curl_init();
curl_setopt(c,CURLOPT_URL,url);UserAgent=_SERVER[‘HTTP_USER_AGENT’];
curl_setopt(c,CURLOPT_USERAGENT,UserAgent);
curl_setopt(c,CURLOPT_HEADER,0);
curl_setopt(c,CURLOPT_TIMEOUT,second);
curl_setopt(c,CURLOPT_RETURNTRANSFER, true);cnt = curl_exec(c);cnt=mb_check_encoding(cnt,’utf-8′)?iconv(‘gbk’,’utf-8//IGNORE’,cnt):cnt; //字符编码转换
curl_close(c);
return cnt;
}
function getSid() {sid = time().(rand(0,9000)+10000);
return sid;
}
function getkey(key1,key2){a = hexdec(key1);b = a ^ 0xA55AA5A5;b = dechex(b);
returnkey2.b;
}
function getfileid(fileId,seed) {mixed = getMixString(seed);ids = explode(“*”,fileId);
unset(ids[count(ids)-1]);realId = “”;
for (i=0;i < count(ids);++i) {
idx =ids[i];realId .= substr(mixed,idx,1);
}
return realId;
}
function getMixString(seed) {
mixed = “”;source = “abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/\\:._-1234567890”;
len = strlen(source);
for(i=0;i< len;++i){
seed = (seed * 211 + 30031) % 65536;
index = (seed / 65536 * strlen(source));c = substr(source,index,1);
mixed .=c;
source = str_replace(c, “”,source);
}
returnmixed;
}
?>
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