nexusphp/app/Providers/AuthServiceProvider.php

<?php

namespace App\Providers;

use App\Auth\NexusWebGuard;
use App\Auth\NexusWebUserProvider;
use App\Models\AudioCodec;
use App\Models\Category;
use App\Models\Codec;
use App\Models\Icon;
use App\Models\Media;
use App\Models\Plugin;
use App\Models\Processing;
use App\Models\SearchBox;
use App\Models\SecondIcon;
use App\Models\Source;
use App\Models\Standard;
use App\Models\Team;
use App\Models\User;
use App\Policies\CodecPolicy;
use Illuminate\Foundation\Support\Providers\AuthServiceProvider as ServiceProvider;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;

class AuthServiceProvider extends ServiceProvider
{
    /**
     * The policy mappings for the application.
     *
     * @var array
     */
    protected $policies = [
        SearchBox::class => CodecPolicy::class,
        Category::class => CodecPolicy::class,
        Icon::class => CodecPolicy::class,
        SecondIcon::class => CodecPolicy::class,

        Codec::class => CodecPolicy::class,
        AudioCodec::class => CodecPolicy::class,
        Source::class => CodecPolicy::class,
        Media::class => CodecPolicy::class,
        Standard::class => CodecPolicy::class,
        Team::class => CodecPolicy::class,
        Processing::class => CodecPolicy::class,

        Plugin::class => CodecPolicy::class,
    ];

    /**
     * Register any authentication / authorization services.
     *
     * @return void
     */
    public function boot()
    {
        $this->registerPolicies();

        Auth::viaRequest('nexus-cookie', function (Request $request) {
            return $this->getUserByCookie($request->cookie());
        });

        Auth::extend('nexus-web', function ($app, $name, array $config) {
            // 返回 Illuminate\Contracts\Auth\Guard 的实例 ...
            return new NexusWebGuard($app['request'], new NexusWebUserProvider());
        });

    }

    private function getUserByCookie($cookie)
    {
        if (empty($cookie["c_secure_pass"]) || empty($cookie["c_secure_uid"]) || empty($cookie["c_secure_login"])) {
            return null;
        }
        $b_id = base64($cookie["c_secure_uid"],false);
        $id = intval($b_id ?? 0);
        if (!$id || !is_valid_id($id) || strlen($cookie["c_secure_pass"]) != 32) {
            return null;
        }
        $user = User::query()->find($id);
        if (!$user) {
            return null;
        }
        if ($cookie["c_secure_login"] == base64("yeah")) {
            /**
             * Not IP related
             * @since 1.8.0
             */
            if ($cookie["c_secure_pass"] != md5($user->passhash)) {
                return null;
            }
        } else {
            if ($cookie["c_secure_pass"] !== md5($user->passhash)) {
                return null;
            }
        }
        return $user;
    }
}