130 lines
3.5 KiB
PHP
130 lines
3.5 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
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* @author Lukas Reschke <lukas@statuscode.ch>
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Robin Appelman <robin@icewind.nl>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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* @author Thomas Müller <thomas.mueller@tmit.eu>
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*
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OC;
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use OCP\Files\IAppData;
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use OCP\Files\NotFoundException;
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use OCP\IAvatarManager;
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use OCP\IConfig;
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use OCP\ILogger;
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use OCP\IUserManager;
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use OCP\IL10N;
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/**
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* This class implements methods to access Avatar functionality
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*/
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class AvatarManager implements IAvatarManager {
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/** @var IUserManager */
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private $userManager;
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/** @var IAppData */
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private $appData;
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/** @var IL10N */
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private $l;
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/** @var ILogger */
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private $logger;
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/** @var IConfig */
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private $config;
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/**
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* AvatarManager constructor.
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*
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* @param IUserManager $userManager
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* @param IAppData $appData
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* @param IL10N $l
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* @param ILogger $logger
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* @param IConfig $config
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*/
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public function __construct(
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IUserManager $userManager,
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IAppData $appData,
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IL10N $l,
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ILogger $logger,
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IConfig $config) {
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$this->userManager = $userManager;
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$this->appData = $appData;
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$this->l = $l;
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$this->logger = $logger;
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$this->config = $config;
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$this->userManager->listen('\OC\User', 'changeUser', function ($user, $feature, $value, $oldValue) {
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if ($feature === 'displayName') {
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$this->updateAvatarVersionOnDisplayNameChange($user);
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}
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});
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}
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/**
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* return a user specific instance of \OCP\IAvatar
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* @see \OCP\IAvatar
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* @param string $userId the ownCloud user id
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* @return \OCP\IAvatar
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* @throws \Exception In case the username is potentially dangerous
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* @throws NotFoundException In case there is no user folder yet
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*/
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public function getAvatar($userId) {
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$user = $this->userManager->get($userId);
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if (is_null($user)) {
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throw new \Exception('user does not exist');
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}
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// sanitize userID - fixes casing issue (needed for the filesystem stuff that is done below)
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$userId = $user->getUID();
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try {
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$folder = $this->appData->getFolder($userId);
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} catch (NotFoundException $e) {
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$folder = $this->appData->newFolder($userId);
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}
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return new Avatar($folder, $this->l, $user, $this->logger, $this->config);
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}
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/**
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* Increases the avatar version if needed.
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*
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* When a user has no avatar set the avatar is generated in the client based
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* on the display name, so in that case a display name change acts like an
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* avatar change and its version has to be increased.
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*
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* @param \OC\User\User $user the user whose display name has changed
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*/
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private function updateAvatarVersionOnDisplayNameChange(\OC\User\User $user) {
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$avatar = $this->getAvatar($user->getUID());
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if (!$avatar->exists()) {
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$this->config->setUserValue($user->getUID(), 'avatar', 'version',
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(int)$this->config->getUserValue($user->getUID(), 'avatar', 'version', 0) + 1);
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}
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}
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}
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