Tencent PHP framework pure version 1.1 (with wonderful cases)

The data of Tencent PHP framework pure version 1.1 (with wonderful cases) comes from
56 net Video open platform
Online example: (get the video on the homepage of 56.com every day) Homepage video demo
Online Example: (Get ad-free HD videos) Ad-free HD video demo

 $data = self::get_links("http://www.56.com");
 $file = "./cache/_data/".date("Ymd").'people.php' ;
 $keys = "./cache/_data/".date("Ymd").'key.php';
 $vids = "./cache/_data/".date("Ymd").'vid. php';
 if(!file_exists($file)){
 $_data_all = " file_put_contents( $file, $_data_all, LOCK_EX);
 }

 if($data){
 $keys_array = array_keys($data);
 if(!file_exists($keys)){
 $_data_key = " file_put_contents($keys, $_data_key, LOCK_EX);
 }
 }

 $keys_array = include $keys;
 if ($keys_array){
 foreach($keys_array as $k=>$v){
 $vid = self::getUrlId($v);
 if($vid){
 if(strlen($vid) < 6 or strlen($vid) >8){
 unset($vid);
 }else{
 $rs[] = $vid;
 }
 }
 }
 }