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<?php
/**
* @copyright 2016 Roeland Jago Douma <roeland@famdouma.nl>
*
* @author Roeland Jago Douma <roeland@famdouma.nl>
*
* @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 OC\Files\AppData;
use OC\Files\SimpleFS\SimpleFolder;
use OCP\Files\IAppData;
use OCP\Files\IRootFolder;
use OCP\Files\Folder;
use OC\SystemConfig;
use OCP\Files\Node;
use OCP\Files\NotFoundException;
use OCP\Files\NotPermittedException;
class AppData implements IAppData {
/** @var IRootFolder */
private $rootFolder;
/** @var SystemConfig */
private $config;
/** @var string */
private $appId;
/** @var Folder */
private $folder;
/**
* AppData constructor.
*
* @param IRootFolder $rootFolder
* @param SystemConfig $systemConfig
* @param string $appId
*/
public function __construct(IRootFolder $rootFolder,
SystemConfig $systemConfig,
$appId) {
$this->rootFolder = $rootFolder;
$this->config = $systemConfig;
$this->appId = $appId;
}
/**
* @return Folder
* @throws \RuntimeException
*/
private function getAppDataFolder() {
if ($this->folder === null) {
$instanceId = $this->config->getValue('instanceid', null);
if ($instanceId === null) {
throw new \RuntimeException('no instance id!');
}
$name = 'appdata_' . $instanceId;
try {
$appDataFolder = $this->rootFolder->get($name);
} catch (NotFoundException $e) {
try {
$appDataFolder = $this->rootFolder->newFolder($name);
} catch (NotPermittedException $e) {
throw new \RuntimeException('Could not get appdata folder');
}
}
try {
$appDataFolder = $appDataFolder->get($this->appId);
} catch (NotFoundException $e) {
try {
$appDataFolder = $appDataFolder->newFolder($this->appId);
} catch (NotPermittedException $e) {
throw new \RuntimeException('Could not get appdata folder for ' . $this->appId);
}
}
$this->folder = $appDataFolder;
}
return $this->folder;
}
public function getFolder($name) {
$node = $this->getAppDataFolder()->get($name);
/** @var Folder $node */
return new SimpleFolder($node);
}
public function newFolder($name) {
$folder = $this->getAppDataFolder()->newFolder($name);
return new SimpleFolder($folder);
}
public function getDirectoryListing() {
$listing = $this->getAppDataFolder()->getDirectoryListing();
$fileListing = array_map(function(Node $folder) {
if ($folder instanceof Folder) {
return new SimpleFolder($folder);
}
return null;
}, $listing);
$fileListing = array_filter($fileListing);
return array_values($fileListing);
}
}
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