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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2019 Arthur Schiwon <blizzz@arthur-schiwon.de>
*
* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
*
* @license GNU AGPL version 3 or any later version
*
* 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\WorkflowEngine\Helper;
use OCP\WorkflowEngine\IManager;
class ScopeContext {
/** @var int */
private $scope;
/** @var string */
private $scopeId;
/** @var string */
private $hash;
public function __construct(int $scope, string $scopeId = null) {
$this->scope = $this->evaluateScope($scope);
$this->scopeId = $this->evaluateScopeId($scopeId);
}
private function evaluateScope(int $scope): int {
if(in_array($scope, [IManager::SCOPE_ADMIN, IManager::SCOPE_USER], true)) {
return $scope;
}
throw new \InvalidArgumentException('Invalid scope');
}
private function evaluateScopeId(string $scopeId = null): string {
if($this->scope === IManager::SCOPE_USER
&& trim((string)$scopeId) === '')
{
throw new \InvalidArgumentException('user scope requires a user id');
}
return trim((string)$scopeId);
}
/**
* @return int
*/
public function getScope(): int {
return $this->scope;
}
/**
* @return string
*/
public function getScopeId(): string {
return $this->scopeId;
}
public function getHash(): string {
if($this->hash === null) {
$this->hash = \hash('sha256', $this->getScope() . '::' . $this->getScopeId());
}
return $this->hash;
}
}
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