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<?php
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Joas Schilling <coding@schilljs.com>
*
* @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 OCA\Activity;
use OC\Files\View;
use OCP\Files\NotFoundException;
class ViewInfoCache {
/** @var array */
protected $cachePath;
/** @var array */
protected $cacheId;
/** @var \OC\Files\View */
protected $view;
/**
* @param View $view
*/
public function __construct(View $view) {
$this->view = $view;
}
/**
* @param string $user
* @param string $path
* @return array
*/
public function getInfoByPath($user, $path) {
if (isset($this->cachePath[$user][$path])) {
return $this->cachePath[$user][$path];
}
return $this->findInfoByPath($user, $path);
}
/**
* @param string $user
* @param int $fileId
* @param string $path
* @return array
*/
public function getInfoById($user, $fileId, $path) {
if (isset($this->cacheId[$user][$fileId])) {
$cache = $this->cacheId[$user][$fileId];
if ($cache['path'] === null) {
$cache['path'] = $path;
}
return $cache;
}
return $this->findInfoById($user, $fileId, $path);
}
/**
* @param string $user
* @param string $path
* @return array
*/
protected function findInfoByPath($user, $path) {
$this->view->chroot('/' . $user . '/files');
$exists = $this->view->file_exists($path);
$this->cachePath[$user][$path] = [
'path' => $path,
'exists' => $exists,
'is_dir' => $exists ? $this->view->is_dir($path) : false,
'view' => '',
];
return $this->cachePath[$user][$path];
}
/**
* @param string $user
* @param int $fileId
* @param string $filePath
* @return array
*/
protected function findInfoById($user, $fileId, $filePath) {
$this->view->chroot('/' . $user . '/files');
$cache = [
'path' => $filePath,
'exists' => false,
'is_dir' => false,
'view' => '',
];
$notFound = false;
try {
$path = $this->view->getPath($fileId);
$cache['path'] = $path;
$cache['is_dir'] = $this->view->is_dir($path);
$cache['exists'] = true;
} catch (NotFoundException $e) {
// The file was not found in the normal view, maybe it is in
// the trashbin?
$this->view->chroot('/' . $user . '/files_trashbin');
try {
$path = $this->view->getPath($fileId);
$cache = [
'path' => substr($path, strlen('/files')),
'exists' => true,
'is_dir' => $this->view->is_dir($path),
'view' => 'trashbin',
];
} catch (NotFoundException $e) {
$notFound = true;
}
}
$this->cacheId[$user][$fileId] = $cache;
if ($notFound) {
$this->cacheId[$user][$fileId]['path'] = null;
}
return $cache;
}
}