memories/lib/ClustersBackend/Manager.php

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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2023 Varun Patil <radialapps@gmail.com>
* @author Varun Patil <radialapps@gmail.com>
* @license AGPL-3.0-or-later
*
* This program 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.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
namespace OCA\Memories\ClustersBackend;
use OCP\IRequest;
class Manager
{
/**
* Mapping of backend name to className.
*
* @var array<string, class-string>
*/
public static array $backends = [];
/**
* Get a cluster backend.
*
* @param string $name Name of the backend
*
* @throws \Exception If the backend is not registered
*/
public static function get(string $name): Backend
{
if ($className = self::$backends[$name] ?? null) {
/** @var Backend */
return \OC::$server->get($className);
}
throw new \Exception("Invalid clusters backend '{$name}'");
}
/**
* Register a new backend.
*
* @param class-string $className
*/
public static function register(string $name, string $className): void
{
self::$backends[$name] = $className;
}
/**
* Apply all query transformations for the given request.
*/
public static function getTransforms(IRequest $request): array
{
$transforms = [];
foreach (array_keys(self::$backends) as $backendName) {
if ($request->getParam($backendName)) {
$backend = self::get($backendName);
if ($backend->isEnabled()) {
$transforms[] = [$backend, 'transformDayQuery'];
}
}
}
return $transforms;
}
/**
* Apply all post-query transformations for the given day object.
*/
public static function applyDayPostTransforms(IRequest $request, array &$row): void
{
foreach (array_keys(self::$backends) as $backendName) {
if ($request->getParam($backendName)) {
$backend = self::get($backendName);
if ($backend->isEnabled()) {
$backend->transformDayPost($row);
}
}
}
}
}