c044aa34fa
If an app registers an invalid capabilty we should not crash hard. Instead we should catch the exception. Log it (error) and carry on. * Added tests
78 lines
2.1 KiB
PHP
78 lines
2.1 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (c) 2016, ownCloud, Inc.
|
|
*
|
|
* @author Roeland Jago Douma <roeland@famdouma.nl>
|
|
*
|
|
* @license AGPL-3.0
|
|
*
|
|
* This code is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License, version 3,
|
|
* as published by the Free Software Foundation.
|
|
*
|
|
* 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, version 3,
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>
|
|
*
|
|
*/
|
|
namespace OC;
|
|
|
|
|
|
use OCP\AppFramework\QueryException;
|
|
use OCP\Capabilities\ICapability;
|
|
use OCP\ILogger;
|
|
|
|
class CapabilitiesManager {
|
|
|
|
/** @var \Closure[] */
|
|
private $capabilities = array();
|
|
|
|
/** @var ILogger */
|
|
private $logger;
|
|
|
|
public function __construct(ILogger $logger) {
|
|
$this->logger = $logger;
|
|
}
|
|
|
|
/**
|
|
* Get an array of al the capabilities that are registered at this manager
|
|
*
|
|
* @throws \InvalidArgumentException
|
|
* @return array
|
|
*/
|
|
public function getCapabilities() {
|
|
$capabilities = [];
|
|
foreach($this->capabilities as $capability) {
|
|
try {
|
|
$c = $capability();
|
|
} catch (QueryException $e) {
|
|
$this->logger->error('CapabilitiesManager: {message}', ['app' => 'core', 'message' => $e->getMessage()]);
|
|
continue;
|
|
}
|
|
|
|
if ($c instanceof ICapability) {
|
|
$capabilities = array_replace_recursive($capabilities, $c->getCapabilities());
|
|
} else {
|
|
throw new \InvalidArgumentException('The given Capability (' . get_class($c) . ') does not implement the ICapability interface');
|
|
}
|
|
}
|
|
|
|
return $capabilities;
|
|
}
|
|
|
|
/**
|
|
* In order to improve lazy loading a closure can be registered which will be called in case
|
|
* capabilities are actually requested
|
|
*
|
|
* $callable has to return an instance of OCP\Capabilities\ICapability
|
|
*
|
|
* @param \Closure $callable
|
|
*/
|
|
public function registerCapability(\Closure $callable) {
|
|
array_push($this->capabilities, $callable);
|
|
}
|
|
}
|