Yii万能数组分页

public function actionPage($array,$page,$count,$order='0'){
           global $countpage; #定全局变量  
           $start=($page-1)*$count; #计算每次分页的开始位置  
           if($order==1){  
            $array=array_reverse($array);  
           }     
           $totals=count($array);    
           $countpage=ceil($totals/$count); #计算总页面数  
           $pagedata=array();  
           $pagedata=array_slice($array,$start,$count);  
           $url = \Yii::$app->request->getAbsoluteUrl();
           $list = $this->actionList($countpage,$url);
           $data = [];
           $data['pagedata'] = $pagedata;
           $data['query'] = $list;
           return $data;
        }

        public function actionList($countpage,$url){
            $page=empty($_GET['page'])?1:$_GET['page'];  
             if($page > 1){  
                $uppage=$page-1;  
          
             }else{  
                $uppage=1;  
             }  
             if($page < $countpage){  
                $nextpage=$page+1;  
          
             }else{  
                    $nextpage=$countpage;  
             }
             $str = [];
             $str['countpage'] = $countpage;
             $str['page'] = $page;
             $str['up']  = $url.'&page='.$uppage; 
             if($page == $countpage){
                $str['next'] = "";
             }else{
                $str['next'] = $url.'&page='.$nextpage;
             }
             
             return $str;
        }