jucai/app/Http/Middleware/Jobfair.php

<?php

namespace App\Http\Middleware;

use Closure;
use App\Repositories\Jobfair\JobfairRepository;

class Jobfair
{
    protected $jobfairRepository;

    /**
     * CompanyAuth constructor.
     * @param JobfairRepository $jobfairRepository
     */
    public function __construct(JobfairRepository $jobfairRepository)
    {
        $this->jobfairRepository = $jobfairRepository;
    }

    /**
     * Handle an incoming request.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \Closure  $next
     * @return mixed
     */
    public function handle($request, Closure $next)
    {
        if (!$this->jobfairRepository->firstJobfair(['display'=>1])) {
            $back_url = \Illuminate\Support\Facades\URL::previous();
            $data=[
                'message'=>"暂无招聘会...",
                'jump_url'=>$back_url,
                'is_error'=>true,
                'return_page_name'=>"上一页",
                'count_down'=>3
            ];
            if(is_mobile_route()){
                return response()->view('mobile.app.show_message',$data);
            }
            return response()->view('app.show_message', $data);
        }
        return $next($request);
    }
}