nextcloud/lib/private/Avatar/AvatarManager.php

134 lines
3.4 KiB
PHP

<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2016, ownCloud, Inc.
*
* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
* @author Lukas Reschke <lukas@statuscode.ch>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Robin Appelman <robin@icewind.nl>
* @author Roeland Jago Douma <roeland@famdouma.nl>
* @author Thomas Müller <thomas.mueller@tmit.eu>
*
* @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\Avatar;
use OC\User\Manager;
use OCP\Files\IAppData;
use OCP\Files\NotFoundException;
use OCP\IAvatar;
use OCP\IAvatarManager;
use OCP\IConfig;
use OCP\IL10N;
use OCP\ILogger;
/**
* This class implements methods to access Avatar functionality
*/
class AvatarManager implements IAvatarManager {
/** @var Manager */
private $userManager;
/** @var IAppData */
private $appData;
/** @var IL10N */
private $l;
/** @var ILogger */
private $logger;
/** @var IConfig */
private $config;
/**
* AvatarManager constructor.
*
* @param Manager $userManager
* @param IAppData $appData
* @param IL10N $l
* @param ILogger $logger
* @param IConfig $config
*/
public function __construct(
Manager $userManager,
IAppData $appData,
IL10N $l,
ILogger $logger,
IConfig $config) {
$this->userManager = $userManager;
$this->appData = $appData;
$this->l = $l;
$this->logger = $logger;
$this->config = $config;
}
/**
* return a user specific instance of \OCP\IAvatar
* @see \OCP\IAvatar
* @param string $userId the ownCloud user id
* @return \OCP\IAvatar
* @throws \Exception In case the username is potentially dangerous
* @throws NotFoundException In case there is no user folder yet
*/
public function getAvatar(string $userId) : IAvatar {
$user = $this->userManager->get($userId);
if ($user === null) {
throw new \Exception('user does not exist');
}
// sanitize userID - fixes casing issue (needed for the filesystem stuff that is done below)
$userId = $user->getUID();
try {
$folder = $this->appData->getFolder($userId);
} catch (NotFoundException $e) {
$folder = $this->appData->newFolder($userId);
}
return new UserAvatar($folder, $this->l, $user, $this->logger, $this->config);
}
/**
* Clear generated avatars
*/
public function clearCachedAvatars() {
$users = $this->config->getUsersForUserValue('avatar', 'generated', 'true');
foreach($users as $userId) {
try {
$folder = $this->appData->getFolder($userId);
$folder->delete();
} catch (NotFoundException $e) {
$this->logger->debug("No cache for the user $userId. Ignoring...");
}
$this->config->setUserValue($userId, 'avatar', 'generated', 'false');
}
}
/**
* Returns a GuestAvatar.
*
* @param string $name The guest name, e.g. "Albert".
* @return IAvatar
*/
public function getGuestAvatar(string $name): IAvatar {
return new GuestAvatar($name, $this->logger);
}
}