gnu-social/src/Entity/Activity.php

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<?php
// {{{ 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 App\Entity;
use App\Core\DB\DB;
use App\Core\Entity;
use App\Core\Event;
use App\Core\Log;
use App\Entity\Actor;
use Component\Notification\Entity\Notification;
use DateTimeInterface;
use Exception;
use Functional as F;
/**
* Entity for all activities we know about
*
* @category DB
* @package GNUsocial
*
* @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 Activity extends Entity
{
// {{{ Autocode
// @codeCoverageIgnoreStart
private int $id;
private int $actor_id;
private string $verb;
private string $object_type;
private int $object_id;
private ?string $source;
private \DateTimeInterface $created;
public function setId(int $id): self
{
$this->id = $id;
return $this;
}
public function getId(): int
{
return $this->id;
}
public function setActorId(int $actor_id): self
{
$this->actor_id = $actor_id;
return $this;
}
public function getActorId(): int
{
return $this->actor_id;
}
public function setVerb(string $verb): self
{
$this->verb = $verb;
return $this;
}
public function getVerb(): string
{
return $this->verb;
}
public function setObjectType(string $object_type): self
{
$this->object_type = $object_type;
return $this;
}
public function getObjectType(): string
{
return $this->object_type;
}
public function setObjectId(int $object_id): self
{
$this->object_id = $object_id;
return $this;
}
public function getObjectId(): int
{
return $this->object_id;
}
public function setSource(?string $source): self
{
$this->source = $source;
return $this;
}
public function getSource(): ?string
{
return $this->source;
}
public function setCreated(DateTimeInterface $created): self
{
$this->created = $created;
return $this;
}
public function getCreated(): DateTimeInterface
{
return $this->created;
}
// @codeCoverageIgnoreEnd
// }}} Autocode
public function getActor(): Actor
{
return Actor::getById($this->getActorId());
}
public function getObject(): mixed
{
return DB::findOneBy($this->getObjectType(), ['id' => $this->getObjectId()]);
}
/**
* @return array
*/
public function getNotificationTargetIdsFromActorTags(): array
{
[$actor_circles, $actor_tags] = $this->getActor()->getSelfTags();
return F\flat_map($actor_circles, fn ($circle) => $circle->getSubscribedActors());
}
/**
*
* @return array of Actors
*/
public function getNotificationTargets(array $ids_already_known = [], ?int $sender_id = null): array
{
$target_ids = [];
// Actor Circles
if (array_key_exists('actor_circle', $ids_already_known)) {
array_push($target_ids, ...$ids_already_known['actor_circle']);
} else {
array_push($target_ids, ...$this->getNotificationTargetIdsFromActorTags());
}
// Notifications
if (array_key_exists('notification_activity', $ids_already_known)) {
array_push($target_ids, ...$ids_already_known['notification_activity']);
} else {
array_push($target_ids, ...Notification::getNotificationTargetIdsByActivity($this->getId()));
}
// Object's targets
if (array_key_exists('object', $ids_already_known)) {
array_push($target_ids, ...$ids_already_known['object']);
} else {
if (!is_null($author = $this->getObject()?->getActorId()) && $author !== $sender_id) {
$target_ids[] = $this->getObject()->getActorId();
}
array_push($target_ids, ...$this->getObject()->getNotificationTargets($ids_already_known));
}
// Additional actors that should know about this
if (array_key_exists('additional', $ids_already_known)) {
array_push($target_ids, ...$ids_already_known['additional']);
}
$target_ids = array_unique($target_ids);
return $target_ids === [] ? [] : DB::findBy('actor', ['id' => $target_ids]);
}
public static function schemaDef(): array
{
return [
'name' => 'activity',
'fields' => [
'id' => ['type' => 'serial', 'not null' => true],
'actor_id' => ['type' => 'int', 'not null' => true, 'description' => 'foreign key to actor table'],
'verb' => ['type' => 'varchar', 'length' => 32, 'not null' => true, 'description' => 'internal activity verb, influenced by activity pub verbs'],
'object_type' => ['type' => 'varchar', 'length' => 32, 'not null' => true, 'description' => 'the name of the table this object refers to'],
'object_id' => ['type' => 'int', 'not null' => true, 'description' => 'id in the referenced table'],
'source' => ['type' => 'varchar', 'length' => 32, 'description' => 'the source of this activity'],
'created' => ['type' => 'datetime', 'not null' => true, 'description' => 'date this record was created', 'default' => 'CURRENT_TIMESTAMP'],
],
'primary key' => ['id'],
];
}
}