gnu-social/components/Circle/Entity/ActorCircle.php

232 lines
7.5 KiB
PHP

<?php
declare(strict_types = 1);
// {{{ License
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// GNU social is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with GNU social. If not, see <http://www.gnu.org/licenses/>.
// }}}
namespace Component\Circle\Entity;
use App\Core\Cache;
use App\Core\DB;
use App\Core\Entity;
use App\Core\Router;
use App\Entity\Actor;
use DateTimeInterface;
/**
* Entity for List of actors
* This entity only makes sense when considered together with the ActorTag one.
* Because, every circle entry will be an ActorTag.
*
* @category DB
* @package GNUsocial
*
* @author Zach Copley <zach@status.net>
* @copyright 2010 StatusNet Inc.
* @author Mikael Nordfeldth <mmn@hethane.se>
* @copyright 2009-2014 Free Software Foundation, Inc http://www.fsf.org
* @author Hugo Sales <hugo@hsal.es>
* @author Diogo Peralta Cordeiro <@diogo.site>
* @copyright 2020-2021 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
class ActorCircle extends Entity
{
// {{{ Autocode
// @codeCoverageIgnoreStart
private int $id;
private ?int $tagger = null;
private string $tag;
private ?string $description = null;
private ?bool $private = false;
private DateTimeInterface $created;
private DateTimeInterface $modified;
public function setId(int $id): self
{
$this->id = $id;
return $this;
}
public function getId(): int
{
return $this->id;
}
public function setTagger(?int $tagger): self
{
$this->tagger = $tagger;
return $this;
}
public function getTagger(): ?int
{
return $this->tagger;
}
public function setTag(string $tag): self
{
$this->tag = mb_substr($tag, 0, 64);
return $this;
}
public function getTag(): string
{
return $this->tag;
}
public function setDescription(?string $description): self
{
$this->description = $description;
return $this;
}
public function getDescription(): ?string
{
return $this->description;
}
public function setPrivate(?bool $private): self
{
$this->private = $private;
return $this;
}
public function getPrivate(): ?bool
{
return $this->private;
}
public function setCreated(DateTimeInterface $created): self
{
$this->created = $created;
return $this;
}
public function getCreated(): DateTimeInterface
{
return $this->created;
}
public function setModified(DateTimeInterface $modified): self
{
$this->modified = $modified;
return $this;
}
public function getModified(): DateTimeInterface
{
return $this->modified;
}
// @codeCoverageIgnoreEnd
// }}} Autocode
/**
* For use with MetaCollection trait only
*/
public function getName(): string
{
return $this->tag;
}
/**
* @return ActorTag[]
*/
public function getActorTags(bool $db_reference = false): array
{
$handle = fn () => DB::findBy('actor_tag', ['tagger' => $this->getTagger(), 'tag' => $this->getTag()]);
if ($db_reference) {
return $handle();
}
return Cache::get(
"circle-{$this->getId()}-tagged",
$handle,
);
}
/**
* @return Actor[]
*/
public function getTaggedActors(): array
{
return Cache::get(
"circle-{$this->getId()}-tagged-actors",
function () {
if ($this->getTagger()) {
return DB::dql('SELECT a FROM actor AS a JOIN actor_tag AS at WITH at.tagged = a.id WHERE at.tag = :tag AND at.tagger = :tagger', ['tag' => $this->getTag(), 'tagger' => $this->getTagger()]);
} else { // Self-tag
return DB::dql('SELECT a FROM actor AS a JOIN actor_tag AS at WITH at.tagged = a.id WHERE at.tag = :tag AND at.tagger = at.tagged', ['tag' => $this->getTag()]);
}
},
);
}
/**
* @return Actor[]
*/
public function getSubscribedActors(?int $offset = null, ?int $limit = null): array
{
return Cache::get(
"circle-{$this->getId()}-subscribers",
fn () => DB::dql(
<<< 'EOQ'
SELECT a
FROM actor a
JOIN actor_circle_subscription s
WITH a.id = s.actor_id
ORDER BY s.created DESC, a.id DESC
EOQ,
options: [
'offset' => $offset,
'limit' => $limit,
],
),
);
}
public function getUrl(int $type = Router::ABSOLUTE_PATH): string
{
return Router::url('actor_circle_view_by_circle_id', ['circle_id' => $this->getId()], type: $type);
}
public static function schemaDef(): array
{
return [
'name' => 'actor_circle',
'description' => 'An actor can have lists of actors, to separate their feed or quickly mention his friend',
'fields' => [
'id' => ['type' => 'serial', 'not null' => true, 'description' => 'unique identifier'], // An actor can be tagged by many actors
'tagger' => ['type' => 'int', 'default' => null, 'foreign key' => true, 'target' => 'Actor.id', 'multiplicity' => 'many to one', 'name' => 'actor_list_tagger_fkey', 'description' => 'user making the tag, null if self-tag. If null, is the special global self-tag circle'],
'tag' => ['type' => 'varchar', 'length' => 64, 'foreign key' => true, 'target' => 'ActorTag.tag', 'multiplicity' => 'many to one', 'not null' => true, 'description' => 'actor tag'], // Join with ActorTag // // so, Doctrine doesn't like that the target is not unique, even though the pair is // Many Actor Circles can reference (and probably will) an Actor Tag
'description' => ['type' => 'text', 'description' => 'description of the people tag'],
'private' => ['type' => 'bool', 'default' => false, 'description' => 'is this tag private'],
'created' => ['type' => 'datetime', 'not null' => true, 'default' => 'CURRENT_TIMESTAMP', 'description' => 'date this record was created'],
'modified' => ['type' => 'timestamp', 'not null' => true, 'default' => 'CURRENT_TIMESTAMP', 'description' => 'date this record was modified'],
],
'primary key' => ['id'], // But we will mostly refer to them with `tagger` and `tag`
'indexes' => [
'actor_list_modified_idx' => ['modified'],
'actor_list_tagger_tag_idx' => ['tagger', 'tag'], // The actual identifier we will use the most
'actor_list_tag_idx' => ['tag'],
'actor_list_tagger_idx' => ['tagger'],
],
];
}
}