wkshi/app/Tool.php

<?php

namespace App;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Support\Facades\Log;

class Tool extends Model
{

    public function getUrlAttribute($url)
    {

        Log::error($url);
        return str_replace('http://wkshi.web.ximengnaikang.com/', config('app.url'), $url);
    }
}