$plug_config[]=array(
    'plug_name'=>'onePlug',
    'plug_version'=>'1.01'
);

<?php 

class onePlug{
    function __construct(){
        global $plug_tem_global;
        
        $temarr=explode('<br>',$plug_tem_global);
        
        $plug_tem_global='<div style="width:200px;padding:100px 80px;border-radius:200px;margin:100px auto;background-color:#c33;text-align:center;color:#fff;font-family:微软雅黑;">'.implode("<br><br>",$temarr).'</div>';
        
        
    }
}

$plug_point_name='plug_config';
global $$plug_point_name;

$plug_tem_arr=$$plug_point_name;

$plug_num=count($plug_tem_arr);
for($plug_i=0;$plug_i<$plug_num;$plug_i++){
    if(isset($plug_tem_arr[$plug_i]['plug_name'])){
        $plug_name=$plug_tem_arr[$plug_i]['plug_name'];
        $plug_file_address=Root.'ext'.DIRECTORY_SEPARATOR .$plug_name.DIRECTORY_SEPARATOR .'main.php';
        if(file_exists($plug_file_address)){
            require($plug_file_address);
            $plug_tem_obj=new $plug_name();
        }
    }
}