<?php
  /**
   * Copyright (c) 2012 Robin Appelman <icewind@owncloud.com>
   * This file is licensed under the Affero General Public License version 3 or
   * later.
   * See the COPYING-README file.
   */
  
  namespace OC\Files\Storage;
  
  /**
   * Specialized version of Local storage for home directory usage
   */

  class Home extends Local implements \OCP\Files\IHomeStorage {

  	/**
  	 * @var string
  	 */
  	protected $id;
  
  	/**
  	 * @var \OC\User\User $user
  	 */
  	protected $user;
  
  	/**

  	 * Construct a Home storage instance

  	 * @param array $arguments array with "user" containing the
  	 * storage owner and "legacy" containing "true" if the storage is
  	 * a legacy storage with "local::" URL instead of the new "home::" one.
  	 */
  	public function __construct($arguments) {
  		$this->user = $arguments['user'];
  		$datadir = $this->user->getHome();
  		if (isset($arguments['legacy']) && $arguments['legacy']) {
  			// legacy home id (<= 5.0.12)
  			$this->id = 'local::' . $datadir . '/';
  		}
  		else {
  		    $this->id = 'home::' . $this->user->getUID();
  		}
  
  		parent::__construct(array('datadir' => $datadir));
  	}
  
  	public function getId() {
  		return $this->id;
  	}
  
  	/**
  	 * @return \OC\Files\Cache\HomeCache
  	 */

  	public function getCache($path = '', $storage = null) {
  		if (!$storage) {
  			$storage = $this;
  		}

  		if (!isset($this->cache)) {

  			$this->cache = new \OC\Files\Cache\HomeCache($storage);

  		}
  		return $this->cache;
  	}
  
  	/**

  	 * Returns the owner of this home storage

  	 * @return \OC\User\User owner of this home storage
  	 */
  	public function getUser() {
  		return $this->user;
  	}
  }