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115 lines
2.8 KiB
115 lines
2.8 KiB
<?php
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/**
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* @copyright 2018, Georg Ehrke <oc.list@georgehrke.com>
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*
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author Georg Ehrke <oc.list@georgehrke.com>
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* @author Joas Schilling <coding@schilljs.com>
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*
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* @license GNU AGPL version 3 or any later version
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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namespace OC\Calendar\Resource;
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use OCP\Calendar\Resource\IBackend;
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use OCP\IServerContainer;
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class Manager implements \OCP\Calendar\Resource\IManager {
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/** @var IServerContainer */
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private $server;
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/** @var string[] holds all registered resource backends */
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private $backends = [];
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/** @var IBackend[] holds all backends that have been initialized already */
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private $initializedBackends = [];
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/**
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* Manager constructor.
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*
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* @param IServerContainer $server
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*/
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public function __construct(IServerContainer $server) {
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$this->server = $server;
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}
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/**
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* Registers a resource backend
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*
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* @param string $backendClass
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* @return void
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* @since 14.0.0
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*/
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public function registerBackend(string $backendClass) {
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$this->backends[$backendClass] = $backendClass;
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}
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/**
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* Unregisters a resource backend
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*
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* @param string $backendClass
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* @return void
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* @since 14.0.0
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*/
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public function unregisterBackend(string $backendClass) {
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unset($this->backends[$backendClass], $this->initializedBackends[$backendClass]);
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}
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/**
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* @return IBackend[]
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* @throws \OCP\AppFramework\QueryException
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* @since 14.0.0
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*/
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public function getBackends():array {
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foreach ($this->backends as $backend) {
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if (isset($this->initializedBackends[$backend])) {
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continue;
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}
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$this->initializedBackends[$backend] = $this->server->query($backend);
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}
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return array_values($this->initializedBackends);
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}
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/**
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* @param string $backendId
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* @throws \OCP\AppFramework\QueryException
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* @return IBackend|null
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*/
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public function getBackend($backendId) {
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$backends = $this->getBackends();
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foreach ($backends as $backend) {
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if ($backend->getBackendIdentifier() === $backendId) {
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return $backend;
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}
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}
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return null;
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}
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/**
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* removes all registered backend instances
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* @return void
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* @since 14.0.0
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*/
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public function clear() {
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$this->backends = [];
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$this->initializedBackends = [];
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}
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}
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