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sources/lib/private/files/mount/manager.php 2.96 KB
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  <?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\Mount;
  
  use \OC\Files\Filesystem;
  
  class Manager {
  	/**
  	 * @var Mount[]
  	 */
  	private $mounts = array();
  
  	/**
  	 * @param Mount $mount
  	 */
  	public function addMount($mount) {
  		$this->mounts[$mount->getMountPoint()] = $mount;
  	}
  
  	/**
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  	 * @param string $mountPoint
  	 */
  	public function removeMount($mountPoint) {
  		$mountPoint = Filesystem::normalizePath($mountPoint);
  		if (strlen($mountPoint) > 1) {
  			$mountPoint .= '/';
  		}
  		unset($this->mounts[$mountPoint]);
  	}
  
  	/**
  	 * @param string $mountPoint
  	 * @param string $target
  	 */
  	public function moveMount($mountPoint, $target){
  		$this->mounts[$target] = $this->mounts[$mountPoint];
  		unset($this->mounts[$mountPoint]);
  	}
  
  	/**
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  	 * Find the mount for $path
  	 *
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  	 * @param string $path
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  	 * @return Mount
  	 */
  	public function find($path) {
  		\OC_Util::setupFS();
  		$path = $this->formatPath($path);
  		if (isset($this->mounts[$path])) {
  			return $this->mounts[$path];
  		}
  
  		\OC_Hook::emit('OC_Filesystem', 'get_mountpoint', array('path' => $path));
  		$foundMountPoint = '';
  		$mountPoints = array_keys($this->mounts);
  		foreach ($mountPoints as $mountpoint) {
  			if (strpos($path, $mountpoint) === 0 and strlen($mountpoint) > strlen($foundMountPoint)) {
  				$foundMountPoint = $mountpoint;
  			}
  		}
  		if (isset($this->mounts[$foundMountPoint])) {
  			return $this->mounts[$foundMountPoint];
  		} else {
  			return null;
  		}
  	}
  
  	/**
  	 * Find all mounts in $path
  	 *
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  	 * @param string $path
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  	 * @return Mount[]
  	 */
  	public function findIn($path) {
  		\OC_Util::setupFS();
  		$path = $this->formatPath($path);
  		$result = array();
  		$pathLength = strlen($path);
  		$mountPoints = array_keys($this->mounts);
  		foreach ($mountPoints as $mountPoint) {
  			if (substr($mountPoint, 0, $pathLength) === $path and strlen($mountPoint) > $pathLength) {
  				$result[] = $this->mounts[$mountPoint];
  			}
  		}
  		return $result;
  	}
  
  	public function clear() {
  		$this->mounts = array();
  	}
  
  	/**
  	 * Find mounts by storage id
  	 *
  	 * @param string $id
  	 * @return Mount[]
  	 */
  	public function findByStorageId($id) {
  		\OC_Util::setupFS();
  		if (strlen($id) > 64) {
  			$id = md5($id);
  		}
  		$result = array();
  		foreach ($this->mounts as $mount) {
  			if ($mount->getStorageId() === $id) {
  				$result[] = $mount;
  			}
  		}
  		return $result;
  	}
  
  	/**
  	 * @return Mount[]
  	 */
  	public function getAll() {
  		return $this->mounts;
  	}
  
  	/**
  	 * Find mounts by numeric storage id
  	 *
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  	 * @param int $id
  	 * @return Mount[]
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  	 */
  	public function findByNumericId($id) {
  		$storageId = \OC\Files\Cache\Storage::getStorageId($id);
  		return $this->findByStorageId($storageId);
  	}
  
  	/**
  	 * @param string $path
  	 * @return string
  	 */
  	private function formatPath($path) {
  		$path = Filesystem::normalizePath($path);
  		if (strlen($path) > 1) {
  			$path .= '/';
  		}
  		return $path;
  	}
  }