139 lines
3.8 KiB
PHP
139 lines
3.8 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 Robin Appelman <robin@icewind.nl>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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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\Files\Mount;
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use OCP\Files\Config\IHomeMountProvider;
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use OCP\Files\Storage\IStorageFactory;
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use OCP\IConfig;
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use OCP\ILogger;
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use OCP\IUser;
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/**
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* Mount provider for object store home storages
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*/
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class ObjectHomeMountProvider implements IHomeMountProvider {
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/**
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* @var IConfig
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*/
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private $config;
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/**
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* ObjectStoreHomeMountProvider constructor.
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*
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* @param IConfig $config
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*/
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public function __construct(IConfig $config) {
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$this->config = $config;
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}
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/**
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* Get the cache mount for a user
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*
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* @param IUser $user
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* @param IStorageFactory $loader
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* @return \OCP\Files\Mount\IMountPoint
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*/
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public function getHomeMountForUser(IUser $user, IStorageFactory $loader) {
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$config = $this->getMultiBucketObjectStoreConfig($user);
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if ($config === null) {
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$config = $this->getSingleBucketObjectStoreConfig($user);
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}
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if ($config === null) {
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return null;
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}
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return new MountPoint('\OC\Files\ObjectStore\HomeObjectStoreStorage', '/' . $user->getUID(), $config['arguments'], $loader);
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}
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/**
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* @param IUser $user
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* @return array|null
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*/
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private function getSingleBucketObjectStoreConfig(IUser $user) {
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$config = $this->config->getSystemValue('objectstore');
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if (!is_array($config)) {
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return null;
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}
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// sanity checks
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if (empty($config['class'])) {
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\OCP\Util::writeLog('files', 'No class given for objectstore', ILogger::ERROR);
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}
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if (!isset($config['arguments'])) {
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$config['arguments'] = [];
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}
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// instantiate object store implementation
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$config['arguments']['objectstore'] = new $config['class']($config['arguments']);
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$config['arguments']['user'] = $user;
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return $config;
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}
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/**
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* @param IUser $user
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* @return array|null
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*/
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private function getMultiBucketObjectStoreConfig(IUser $user) {
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$config = $this->config->getSystemValue('objectstore_multibucket');
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if (!is_array($config)) {
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return null;
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}
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// sanity checks
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if (empty($config['class'])) {
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\OCP\Util::writeLog('files', 'No class given for objectstore', ILogger::ERROR);
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}
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if (!isset($config['arguments'])) {
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$config['arguments'] = [];
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}
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$config['arguments']['user'] = $user;
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$bucket = $this->config->getUserValue($user->getUID(), 'homeobjectstore', 'bucket', null);
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if ($bucket === null) {
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/*
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* Use any provided bucket argument as prefix
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* and add the mapping from username => bucket
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*/
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if (!isset($config['arguments']['bucket'])) {
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$config['arguments']['bucket'] = '';
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}
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$mapper = new \OC\Files\ObjectStore\Mapper($user);
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$numBuckets = isset($config['arguments']['num_buckets']) ? $config['arguments']['num_buckets'] : 64;
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$config['arguments']['bucket'] .= $mapper->getBucket($numBuckets);
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$this->config->setUserValue($user->getUID(), 'homeobjectstore', 'bucket', $config['arguments']['bucket']);
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} else {
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$config['arguments']['bucket'] = $bucket;
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}
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// instantiate object store implementation
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$config['arguments']['objectstore'] = new $config['class']($config['arguments']);
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return $config;
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}
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}
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