www.gusucode.com > Flarum开源的PHP国外手机版论坛 0.1 Beta2 源码程序 > Flarum_v0.1.beta2/extensions/sticky/src/Listeners/AddApiAttributes.php

    <?php 
/*
 * This file is part of Flarum.
 *
 * (c) Toby Zerner <toby.zerner@gmail.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Flarum\Sticky\Listeners;

use Flarum\Events\ApiAttributes;
use Flarum\Events\BuildApiAction;
use Illuminate\Contracts\Events\Dispatcher;
use Flarum\Api\Serializers\DiscussionSerializer;
use Flarum\Api\Actions\Discussions\IndexAction as DiscussionsIndexAction;

class AddApiAttributes
{
    public function subscribe(Dispatcher $events)
    {
        $events->listen(ApiAttributes::class, [$this, 'addAttributes']);
        $events->listen(BuildApiAction::class, [$this, 'includeStartPost']);
    }

    public function addAttributes(ApiAttributes $event)
    {
        if ($event->serializer instanceof DiscussionSerializer) {
            $event->attributes['isSticky'] = (bool) $event->model->is_sticky;
            $event->attributes['canSticky'] = (bool) $event->model->can($event->actor, 'sticky');
        }
    }

    public function includeStartPost(BuildApiAction $event)
    {
        if ($event->action instanceof DiscussionsIndexAction) {
            $event->addInclude('startPost');
        }
    }
}