gnu-social/components/Language/Entity/ActorLanguage.php

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<?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\Language\Entity;
use App\Core\Cache;
use App\Core\DB;
use App\Core\Entity;
use App\Entity\Actor;
use App\Entity\LocalUser;
use App\Util\Common;
use Functional as F;
/**
* Entity for actor languages
*
* @category DB
* @package GNUsocial
*
* @author Hugo Sales <hugo@hsal.es>
* @copyright 2021 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
class ActorLanguage extends Entity
{
// {{{ Autocode
// @codeCoverageIgnoreStart
private int $actor_id;
private int $language_id;
private int $ordering;
public function setActorId(int $actor_id): self
{
$this->actor_id = $actor_id;
return $this;
}
public function getActorId(): int
{
return $this->actor_id;
}
public function setLanguageId(int $language_id): self
{
$this->language_id = $language_id;
return $this;
}
public function getLanguageId(): int
{
return $this->language_id;
}
public function setOrdering(int $ordering): self
{
$this->ordering = $ordering;
return $this;
}
public function getOrdering(): int
{
return $this->ordering;
}
// @codeCoverageIgnoreEnd
// }}} Autocode
public static function cacheKeys(LocalUser|Actor|int $actor, ?Actor $context = null): array
{
$actor_id = \is_int($actor) ? $actor : $actor->getId();
return [
'related-ids' => "actor-{$actor_id}-lang-related-ids",
'actor-langs' => "actor-{$actor_id}-langs" . (!\is_null($context) ? "-cxt-{$context->getId()}" : ''),
];
}
public static function normalizeOrdering(LocalUser|Actor $actor)
{
$langs = DB::dql('select l.locale, al.ordering, l.id from language l join actor_language al with l.id = al.language_id where al.actor_id = :id order by al.ordering ASC', ['id' => $actor->getId()]);
usort($langs, fn ($l, $r) => [$l['ordering'], $l['locale']] <=> [$r['ordering'], $r['locale']]);
foreach ($langs as $order => $l) {
$actor_lang = DB::getReference('actor_language', ['actor_id' => $actor->getId(), 'language_id' => $l['id']]);
$actor_lang->setOrdering($order + 1);
}
}
/**
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* @return Language[]
*/
public static function getActorLanguages(LocalUser|Actor $actor, ?Actor $context = null): array
{
$id = $context?->getId() ?? $actor->getId();
return Cache::getList(
self::cacheKeys($actor, context: $context)['actor-langs'],
fn () => DB::dql(
'select l from actor_language al join language l with al.language_id = l.id where al.actor_id = :id order by al.ordering ASC',
['id' => $id],
),
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) ?: [Language::getByLocale(Common::config('site', 'language'))];
}
/**
* @return int[]
*/
public static function getActorRelatedLanguagesIds(Actor $actor): array
{
return Cache::getList(
self::cacheKeys($actor)['related-ids'],
function () use ($actor) {
return F\map(
F\flat_map(
self::getActorLanguages($actor),
function ($language) {
if (str_contains($language->getLocale(), '_')) {
// Actor selected a language with a country, so don't attempt to provide alternatives
return $language;
} else {
// Actor selected a language without a country, so find all variants of the language
return DB::dql('select l from language l where l.locale like :locale', ['locale' => $language->getLocale() . '%']);
}
},
),
fn ($l) => $l->getId(),
);
},
);
}
public static function schemaDef(): array
{
return [
'name' => 'actor_language',
'description' => 'join table where one actor can have many languages',
'fields' => [
'actor_id' => ['type' => 'int', 'not null' => true, 'foreign key' => true, 'target' => 'Actor.id', 'multiplicity' => 'one to many', 'description' => 'the actor this language entry refers to'],
'language_id' => ['type' => 'int', 'not null' => true, 'foreign key' => true, 'target' => 'Language.id', 'multiplicity' => 'many to many', 'description' => 'the language this entry refers to'],
'ordering' => ['type' => 'int', 'not null' => true, 'description' => 'the order in which a user\'s language options should be displayed'],
],
'primary key' => ['actor_id', 'language_id'],
'indexes' => [
'actor_idx' => ['actor_id'],
],
];
}
}