97 lines
3.0 KiB
PHP
97 lines
3.0 KiB
PHP
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<?php
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/**
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; under version 2
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* of the License (non-upgradable).
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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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (c) 2020 (original work) Open Assessment Technologies SA;
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*/
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declare(strict_types=1);
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namespace oat\tao\model\resources\relation\service;
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use oat\oatbox\service\ConfigurableService;
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use oat\tao\model\resources\relation\FindAllQuery;
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use oat\tao\model\resources\relation\ResourceRelationCollection;
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class ResourceRelationServiceProxy extends ConfigurableService implements ResourceRelationServiceInterface
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{
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public const SERVICE_ID = 'tao/ResourceRelationServiceProxy';
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public const OPTION_SERVICES = 'services';
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public function addService(string $type, string $serviceId): void
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{
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$services = $this->getServices($type);
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if (!in_array($serviceId, $services[$type], true)) {
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$services[$type][] = $serviceId;
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}
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$this->setOption(self::OPTION_SERVICES, $services);
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}
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public function removeService(string $type, string $serviceId): void
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{
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$services = $this->getServices($type);
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$key = array_search($serviceId, $services[$type]);
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if ($key !== false) {
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unset($services[$type][$key]);
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}
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$this->setOption(self::OPTION_SERVICES, $services);
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}
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public function findRelations(FindAllQuery $query): ResourceRelationCollection
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{
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$relations = [];
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foreach ($this->getOption(self::OPTION_SERVICES, []) as $type => $services) {
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if ($query->getType() !== $type) {
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continue;
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}
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foreach ($services as $serviceId) {
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$relations = array_merge(
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$relations,
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$this->getResourceRelationService($serviceId)
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->findRelations($query)
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->getIterator()
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->getArrayCopy()
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);
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}
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}
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return new ResourceRelationCollection(...$relations);
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}
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private function getResourceRelationService(string $serviceId): ResourceRelationServiceInterface
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{
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return $this->getServiceLocator()->get($serviceId);
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}
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private function getServices(string $type): array
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{
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$services = (array)$this->getOption(self::OPTION_SERVICES, []);
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if (!isset($services[$type])) {
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$services[$type] = [];
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}
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return $services;
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}
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}
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