fix bug

api/Appapi/Api/Live.php

@@ -1098,7 +1098,7 @@ class Api_Live extends PhalApi_Api {
                 $pk_time_start = $ph_time - 5*60;
                 $pk_time_end  = $ph_time;
             }
-            $pkinfo['ifpk']=DI()->redis  -> hGet('LivePK',$liveuid);
+            $pkinfo['ifpk']=DI()->redis  -> hGet('LivePK',$liveuid) ? '1' : '0';
 
             $pk_time=DI()->redis  -> hGet('LivePK_timer',$liveuid);
             if(!$pk_time){