/
ListDiscussionsController.php
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/
ListDiscussionsController.php
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<?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\Api\Controller;
use Flarum\Api\Serializer\DiscussionSerializer;
use Flarum\Discussion\Discussion;
use Flarum\Discussion\Search\DiscussionSearcher;
use Flarum\Http\UrlGenerator;
use Flarum\Search\SearchCriteria;
use Psr\Http\Message\ServerRequestInterface;
use Tobscure\JsonApi\Document;
class ListDiscussionsController extends AbstractListController
{
/**
* {@inheritdoc}
*/
public $serializer = DiscussionSerializer::class;
/**
* {@inheritdoc}
*/
public $include = [
'user',
'lastPostedUser',
'mostRelevantPost',
'mostRelevantPost.user'
];
/**
* {@inheritdoc}
*/
public $optionalInclude = [
'firstPost',
'lastPost'
];
/**
* {@inheritdoc}
*/
public $sortFields = ['lastPostedAt', 'commentCount', 'createdAt'];
/**
* @var DiscussionSearcher
*/
protected $searcher;
/**
* @var UrlGenerator
*/
protected $url;
/**
* @param DiscussionSearcher $searcher
* @param UrlGenerator $url
*/
public function __construct(DiscussionSearcher $searcher, UrlGenerator $url)
{
$this->searcher = $searcher;
$this->url = $url;
}
/**
* {@inheritdoc}
*/
protected function data(ServerRequestInterface $request, Document $document)
{
$actor = $request->getAttribute('actor');
$query = array_get($this->extractFilter($request), 'q');
$sort = $this->extractSort($request);
$criteria = new SearchCriteria($actor, $query, $sort);
$limit = $this->extractLimit($request);
$offset = $this->extractOffset($request);
$load = array_merge($this->extractInclude($request), ['state']);
$results = $this->searcher->search($criteria, $limit, $offset);
$document->addPaginationLinks(
$this->url->to('api')->route('discussions.index'),
$request->getQueryParams(),
$offset,
$limit,
$results->areMoreResults() ? null : 0
);
Discussion::setStateUser($actor);
$results = $results->getResults()->load($load);
if ($relations = array_intersect($load, ['firstPost', 'lastPost'])) {
foreach ($results as $discussion) {
foreach ($relations as $relation) {
if ($discussion->$relation) {
$discussion->$relation->discussion = $discussion;
}
}
}
}
return $results;
}
}