nextcloud / server

lib/private/BackgroundJob/Legacy/QueuedJob.php

Indentation +8 added lines, -8 removed lines

@@ -24,12 +24,12 @@
 namespace OC\BackgroundJob\Legacy;
 
 class QueuedJob extends \OC\BackgroundJob\QueuedJob {
-	public function run($argument) {
-		$class = $argument['klass'];
-		$method = $argument['method'];
-		$parameters = $argument['parameters'];
-		if (is_callable([$class, $method])) {
-			call_user_func([$class, $method], $parameters);
-		}
-	}
+    public function run($argument) {
+        $class = $argument['klass'];
+        $method = $argument['method'];
+        $parameters = $argument['parameters'];
+        if (is_callable([$class, $method])) {
+            call_user_func([$class, $method], $parameters);
+        }
+    }
 }

lib/private/Hooks/ForwardingEmitter.php

Indentation +28 added lines, -28 removed lines

@@ -31,35 +31,35 @@
  * @package OC\Hooks
  */
 abstract class ForwardingEmitter extends BasicEmitter {
-	/**
-	 * @var \OC\Hooks\Emitter[] array
-	 */
-	private $forwardEmitters = [];
+    /**
+     * @var \OC\Hooks\Emitter[] array
+     */
+    private $forwardEmitters = [];
 
-	/**
-	 * @param string $scope
-	 * @param string $method
-	 * @param callable $callback
-	 */
-	public function listen($scope, $method, callable $callback) {
-		parent::listen($scope, $method, $callback);
-		foreach ($this->forwardEmitters as $emitter) {
-			$emitter->listen($scope, $method, $callback);
-		}
-	}
+    /**
+     * @param string $scope
+     * @param string $method
+     * @param callable $callback
+     */
+    public function listen($scope, $method, callable $callback) {
+        parent::listen($scope, $method, $callback);
+        foreach ($this->forwardEmitters as $emitter) {
+            $emitter->listen($scope, $method, $callback);
+        }
+    }
 
-	/**
-	 * @param \OC\Hooks\Emitter $emitter
-	 */
-	protected function forward(Emitter $emitter) {
-		$this->forwardEmitters[] = $emitter;
+    /**
+     * @param \OC\Hooks\Emitter $emitter
+     */
+    protected function forward(Emitter $emitter) {
+        $this->forwardEmitters[] = $emitter;
 
-		//forward all previously connected hooks
-		foreach ($this->listeners as $key => $listeners) {
-			list($scope, $method) = explode('::', $key, 2);
-			foreach ($listeners as $listener) {
-				$emitter->listen($scope, $method, $listener);
-			}
-		}
-	}
+        //forward all previously connected hooks
+        foreach ($this->listeners as $key => $listeners) {
+            list($scope, $method) = explode('::', $key, 2);
+            foreach ($listeners as $listener) {
+                $emitter->listen($scope, $method, $listener);
+            }
+        }
+    }
 }

lib/private/Hooks/LegacyEmitter.php

Indentation +11 added lines, -11 removed lines

@@ -24,15 +24,15 @@
 namespace OC\Hooks;
 
 abstract class LegacyEmitter extends BasicEmitter {
-	/**
-	 * @param string $scope
-	 * @param string $method
-	 * @param array $arguments
-	 *
-	 * @suppress PhanAccessMethodProtected
-	 */
-	protected function emit($scope, $method, array $arguments = []) {
-		\OC_Hook::emit($scope, $method, $arguments);
-		parent::emit($scope, $method, $arguments);
-	}
+    /**
+     * @param string $scope
+     * @param string $method
+     * @param array $arguments
+     *
+     * @suppress PhanAccessMethodProtected
+     */
+    protected function emit($scope, $method, array $arguments = []) {
+        \OC_Hook::emit($scope, $method, $arguments);
+        parent::emit($scope, $method, $arguments);
+    }
 }

lib/private/Template/TemplateFileLocator.php

Indentation +29 added lines, -29 removed lines

@@ -26,37 +26,37 @@
 namespace OC\Template;
 
 class TemplateFileLocator {
-	protected $dirs;
-	private $path;
+    protected $dirs;
+    private $path;
 
-	/**
-	 * @param string[] $dirs
-	 */
-	public function __construct($dirs) {
-		$this->dirs = $dirs;
-	}
+    /**
+     * @param string[] $dirs
+     */
+    public function __construct($dirs) {
+        $this->dirs = $dirs;
+    }
 
-	/**
-	 * @param string $template
-	 * @return string
-	 * @throws \Exception
-	 */
-	public function find($template) {
-		if ($template === '') {
-			throw new \InvalidArgumentException('Empty template name');
-		}
+    /**
+     * @param string $template
+     * @return string
+     * @throws \Exception
+     */
+    public function find($template) {
+        if ($template === '') {
+            throw new \InvalidArgumentException('Empty template name');
+        }
 
-		foreach ($this->dirs as $dir) {
-			$file = $dir.$template.'.php';
-			if (is_file($file)) {
-				$this->path = $dir;
-				return $file;
-			}
-		}
-		throw new \Exception('template file not found: template:'.$template);
-	}
+        foreach ($this->dirs as $dir) {
+            $file = $dir.$template.'.php';
+            if (is_file($file)) {
+                $this->path = $dir;
+                return $file;
+            }
+        }
+        throw new \Exception('template file not found: template:'.$template);
+    }
 
-	public function getPath() {
-		return $this->path;
-	}
+    public function getPath() {
+        return $this->path;
+    }
 }

lib/private/Diagnostics/EventLogger.php

Indentation +46 added lines, -46 removed lines

@@ -28,56 +28,56 @@
 use OCP\Diagnostics\IEventLogger;
 
 class EventLogger implements IEventLogger {
-	/**
-	 * @var \OC\Diagnostics\Event[]
-	 */
-	private $events = [];
+    /**
+     * @var \OC\Diagnostics\Event[]
+     */
+    private $events = [];
 	
-	/**
-	 * @var bool - Module needs to be activated by some app
-	 */
-	private $activated = false;
+    /**
+     * @var bool - Module needs to be activated by some app
+     */
+    private $activated = false;
 
-	/**
-	 * @inheritdoc
-	 */
-	public function start($id, $description) {
-		if ($this->activated) {
-			$this->events[$id] = new Event($id, $description, microtime(true));
-		}
-	}
+    /**
+     * @inheritdoc
+     */
+    public function start($id, $description) {
+        if ($this->activated) {
+            $this->events[$id] = new Event($id, $description, microtime(true));
+        }
+    }
 
-	/**
-	 * @inheritdoc
-	 */
-	public function end($id) {
-		if ($this->activated && isset($this->events[$id])) {
-			$timing = $this->events[$id];
-			$timing->end(microtime(true));
-		}
-	}
+    /**
+     * @inheritdoc
+     */
+    public function end($id) {
+        if ($this->activated && isset($this->events[$id])) {
+            $timing = $this->events[$id];
+            $timing->end(microtime(true));
+        }
+    }
 
-	/**
-	 * @inheritdoc
-	 */
-	public function log($id, $description, $start, $end) {
-		if ($this->activated) {
-			$this->events[$id] = new Event($id, $description, $start);
-			$this->events[$id]->end($end);
-		}
-	}
+    /**
+     * @inheritdoc
+     */
+    public function log($id, $description, $start, $end) {
+        if ($this->activated) {
+            $this->events[$id] = new Event($id, $description, $start);
+            $this->events[$id]->end($end);
+        }
+    }
 
-	/**
-	 * @inheritdoc
-	 */
-	public function getEvents() {
-		return $this->events;
-	}
+    /**
+     * @inheritdoc
+     */
+    public function getEvents() {
+        return $this->events;
+    }
 	
-	/**
-	 * @inheritdoc
-	 */
-	public function activate() {
-		$this->activated = true;
-	}
+    /**
+     * @inheritdoc
+     */
+    public function activate() {
+        $this->activated = true;
+    }
 }

lib/private/Cache/CappedMemoryCache.php

Indentation +62 added lines, -62 removed lines

@@ -30,66 +30,66 @@
  * Uses a simple FIFO expiry mechanism
  */
 class CappedMemoryCache implements ICache, \ArrayAccess {
-	private $capacity;
-	private $cache = [];
-
-	public function __construct($capacity = 512) {
-		$this->capacity = $capacity;
-	}
-
-	public function hasKey($key) {
-		return isset($this->cache[$key]);
-	}
-
-	public function get($key) {
-		return isset($this->cache[$key]) ? $this->cache[$key] : null;
-	}
-
-	public function set($key, $value, $ttl = 0) {
-		if (is_null($key)) {
-			$this->cache[] = $value;
-		} else {
-			$this->cache[$key] = $value;
-		}
-		$this->garbageCollect();
-	}
-
-	public function remove($key) {
-		unset($this->cache[$key]);
-		return true;
-	}
-
-	public function clear($prefix = '') {
-		$this->cache = [];
-		return true;
-	}
-
-	public function offsetExists($offset) {
-		return $this->hasKey($offset);
-	}
-
-	public function &offsetGet($offset) {
-		return $this->cache[$offset];
-	}
-
-	public function offsetSet($offset, $value) {
-		$this->set($offset, $value);
-	}
-
-	public function offsetUnset($offset) {
-		$this->remove($offset);
-	}
-
-	public function getData() {
-		return $this->cache;
-	}
-
-
-	private function garbageCollect() {
-		while (count($this->cache) > $this->capacity) {
-			reset($this->cache);
-			$key = key($this->cache);
-			$this->remove($key);
-		}
-	}
+    private $capacity;
+    private $cache = [];
+
+    public function __construct($capacity = 512) {
+        $this->capacity = $capacity;
+    }
+
+    public function hasKey($key) {
+        return isset($this->cache[$key]);
+    }
+
+    public function get($key) {
+        return isset($this->cache[$key]) ? $this->cache[$key] : null;
+    }
+
+    public function set($key, $value, $ttl = 0) {
+        if (is_null($key)) {
+            $this->cache[] = $value;
+        } else {
+            $this->cache[$key] = $value;
+        }
+        $this->garbageCollect();
+    }
+
+    public function remove($key) {
+        unset($this->cache[$key]);
+        return true;
+    }
+
+    public function clear($prefix = '') {
+        $this->cache = [];
+        return true;
+    }
+
+    public function offsetExists($offset) {
+        return $this->hasKey($offset);
+    }
+
+    public function &offsetGet($offset) {
+        return $this->cache[$offset];
+    }
+
+    public function offsetSet($offset, $value) {
+        $this->set($offset, $value);
+    }
+
+    public function offsetUnset($offset) {
+        $this->remove($offset);
+    }
+
+    public function getData() {
+        return $this->cache;
+    }
+
+
+    private function garbageCollect() {
+        while (count($this->cache) > $this->capacity) {
+            reset($this->cache);
+            $key = key($this->cache);
+            $this->remove($key);
+        }
+    }
 }

lib/private/Security/Certificate.php

Indentation +100 added lines, -100 removed lines

@@ -27,104 +27,104 @@
 use OCP\ICertificate;
 
 class Certificate implements ICertificate {
-	protected $name;
-
-	protected $commonName;
-
-	protected $organization;
-
-	protected $serial;
-
-	protected $issueDate;
-
-	protected $expireDate;
-
-	protected $issuerName;
-
-	protected $issuerOrganization;
-
-	/**
-	 * @param string $data base64 encoded certificate
-	 * @param string $name
-	 * @throws \Exception If the certificate could not get parsed
-	 */
-	public function __construct($data, $name) {
-		$this->name = $name;
-		$gmt = new \DateTimeZone('GMT');
-
-		// If string starts with "file://" ignore the certificate
-		$query = 'file://';
-		if (strtolower(substr($data, 0, strlen($query))) === $query) {
-			throw new \Exception('Certificate could not get parsed.');
-		}
-
-		$info = openssl_x509_parse($data);
-		if (!is_array($info)) {
-			throw new \Exception('Certificate could not get parsed.');
-		}
-
-		$this->commonName = isset($info['subject']['CN']) ? $info['subject']['CN'] : null;
-		$this->organization = isset($info['subject']['O']) ? $info['subject']['O'] : null;
-		$this->issueDate = new \DateTime('@' . $info['validFrom_time_t'], $gmt);
-		$this->expireDate = new \DateTime('@' . $info['validTo_time_t'], $gmt);
-		$this->issuerName = isset($info['issuer']['CN']) ? $info['issuer']['CN'] : null;
-		$this->issuerOrganization = isset($info['issuer']['O']) ? $info['issuer']['O'] : null;
-	}
-
-	/**
-	 * @return string
-	 */
-	public function getName() {
-		return $this->name;
-	}
-
-	/**
-	 * @return string|null
-	 */
-	public function getCommonName() {
-		return $this->commonName;
-	}
-
-	/**
-	 * @return string
-	 */
-	public function getOrganization() {
-		return $this->organization;
-	}
-
-	/**
-	 * @return \DateTime
-	 */
-	public function getIssueDate() {
-		return $this->issueDate;
-	}
-
-	/**
-	 * @return \DateTime
-	 */
-	public function getExpireDate() {
-		return $this->expireDate;
-	}
-
-	/**
-	 * @return bool
-	 */
-	public function isExpired() {
-		$now = new \DateTime();
-		return $this->issueDate > $now or $now > $this->expireDate;
-	}
-
-	/**
-	 * @return string|null
-	 */
-	public function getIssuerName() {
-		return $this->issuerName;
-	}
-
-	/**
-	 * @return string|null
-	 */
-	public function getIssuerOrganization() {
-		return $this->issuerOrganization;
-	}
+    protected $name;
+
+    protected $commonName;
+
+    protected $organization;
+
+    protected $serial;
+
+    protected $issueDate;
+
+    protected $expireDate;
+
+    protected $issuerName;
+
+    protected $issuerOrganization;
+
+    /**
+     * @param string $data base64 encoded certificate
+     * @param string $name
+     * @throws \Exception If the certificate could not get parsed
+     */
+    public function __construct($data, $name) {
+        $this->name = $name;
+        $gmt = new \DateTimeZone('GMT');
+
+        // If string starts with "file://" ignore the certificate
+        $query = 'file://';
+        if (strtolower(substr($data, 0, strlen($query))) === $query) {
+            throw new \Exception('Certificate could not get parsed.');
+        }
+
+        $info = openssl_x509_parse($data);
+        if (!is_array($info)) {
+            throw new \Exception('Certificate could not get parsed.');
+        }
+
+        $this->commonName = isset($info['subject']['CN']) ? $info['subject']['CN'] : null;
+        $this->organization = isset($info['subject']['O']) ? $info['subject']['O'] : null;
+        $this->issueDate = new \DateTime('@' . $info['validFrom_time_t'], $gmt);
+        $this->expireDate = new \DateTime('@' . $info['validTo_time_t'], $gmt);
+        $this->issuerName = isset($info['issuer']['CN']) ? $info['issuer']['CN'] : null;
+        $this->issuerOrganization = isset($info['issuer']['O']) ? $info['issuer']['O'] : null;
+    }
+
+    /**
+     * @return string
+     */
+    public function getName() {
+        return $this->name;
+    }
+
+    /**
+     * @return string|null
+     */
+    public function getCommonName() {
+        return $this->commonName;
+    }
+
+    /**
+     * @return string
+     */
+    public function getOrganization() {
+        return $this->organization;
+    }
+
+    /**
+     * @return \DateTime
+     */
+    public function getIssueDate() {
+        return $this->issueDate;
+    }
+
+    /**
+     * @return \DateTime
+     */
+    public function getExpireDate() {
+        return $this->expireDate;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isExpired() {
+        $now = new \DateTime();
+        return $this->issueDate > $now or $now > $this->expireDate;
+    }
+
+    /**
+     * @return string|null
+     */
+    public function getIssuerName() {
+        return $this->issuerName;
+    }
+
+    /**
+     * @return string|null
+     */
+    public function getIssuerOrganization() {
+        return $this->issuerOrganization;
+    }
 }

lib/private/Encryption/Exceptions/EncryptionHeaderToLargeException.php

Indentation +3 added lines, -3 removed lines

@@ -27,7 +27,7 @@
 use OCP\Encryption\Exceptions\GenericEncryptionException;
 
 class EncryptionHeaderToLargeException extends GenericEncryptionException {
-	public function __construct() {
-		parent::__construct('max header size exceeded');
-	}
+    public function __construct() {
+        parent::__construct('max header size exceeded');
+    }
 }

lib/private/Encryption/Update.php

Indentation +155 added lines, -155 removed lines

@@ -33,159 +33,159 @@
  */
 class Update {
 
-	/** @var \OC\Files\View */
-	protected $view;
-
-	/** @var \OC\Encryption\Util */
-	protected $util;
-
-	/** @var \OC\Files\Mount\Manager */
-	protected $mountManager;
-
-	/** @var \OC\Encryption\Manager */
-	protected $encryptionManager;
-
-	/** @var string */
-	protected $uid;
-
-	/** @var \OC\Encryption\File */
-	protected $file;
-
-	/**
-	 *
-	 * @param \OC\Files\View $view
-	 * @param \OC\Encryption\Util $util
-	 * @param \OC\Files\Mount\Manager $mountManager
-	 * @param \OC\Encryption\Manager $encryptionManager
-	 * @param \OC\Encryption\File $file
-	 * @param string $uid
-	 */
-	public function __construct(
-			View $view,
-			Util $util,
-			Mount\Manager $mountManager,
-			Manager $encryptionManager,
-			File $file,
-			$uid
-		) {
-		$this->view = $view;
-		$this->util = $util;
-		$this->mountManager = $mountManager;
-		$this->encryptionManager = $encryptionManager;
-		$this->file = $file;
-		$this->uid = $uid;
-	}
-
-	/**
-	 * hook after file was shared
-	 *
-	 * @param array $params
-	 */
-	public function postShared($params) {
-		if ($this->encryptionManager->isEnabled()) {
-			if ($params['itemType'] === 'file' || $params['itemType'] === 'folder') {
-				$path = Filesystem::getPath($params['fileSource']);
-				list($owner, $ownerPath) = $this->getOwnerPath($path);
-				$absPath = '/' . $owner . '/files/' . $ownerPath;
-				$this->update($absPath);
-			}
-		}
-	}
-
-	/**
-	 * hook after file was unshared
-	 *
-	 * @param array $params
-	 */
-	public function postUnshared($params) {
-		if ($this->encryptionManager->isEnabled()) {
-			if ($params['itemType'] === 'file' || $params['itemType'] === 'folder') {
-				$path = Filesystem::getPath($params['fileSource']);
-				list($owner, $ownerPath) = $this->getOwnerPath($path);
-				$absPath = '/' . $owner . '/files/' . $ownerPath;
-				$this->update($absPath);
-			}
-		}
-	}
-
-	/**
-	 * inform encryption module that a file was restored from the trash bin,
-	 * e.g. to update the encryption keys
-	 *
-	 * @param array $params
-	 */
-	public function postRestore($params) {
-		if ($this->encryptionManager->isEnabled()) {
-			$path = Filesystem::normalizePath('/' . $this->uid . '/files/' . $params['filePath']);
-			$this->update($path);
-		}
-	}
-
-	/**
-	 * inform encryption module that a file was renamed,
-	 * e.g. to update the encryption keys
-	 *
-	 * @param array $params
-	 */
-	public function postRename($params) {
-		$source = $params['oldpath'];
-		$target = $params['newpath'];
-		if (
-			$this->encryptionManager->isEnabled() &&
-			dirname($source) !== dirname($target)
-		) {
-			list($owner, $ownerPath) = $this->getOwnerPath($target);
-			$absPath = '/' . $owner . '/files/' . $ownerPath;
-			$this->update($absPath);
-		}
-	}
-
-	/**
-	 * get owner and path relative to data/<owner>/files
-	 *
-	 * @param string $path path to file for current user
-	 * @return array ['owner' => $owner, 'path' => $path]
-	 * @throw \InvalidArgumentException
-	 */
-	protected function getOwnerPath($path) {
-		$info = Filesystem::getFileInfo($path);
-		$owner = Filesystem::getOwner($path);
-		$view = new View('/' . $owner . '/files');
-		$path = $view->getPath($info->getId());
-		if ($path === null) {
-			throw new \InvalidArgumentException('No file found for ' . $info->getId());
-		}
-
-		return [$owner, $path];
-	}
-
-	/**
-	 * notify encryption module about added/removed users from a file/folder
-	 *
-	 * @param string $path relative to data/
-	 * @throws Exceptions\ModuleDoesNotExistsException
-	 */
-	public function update($path) {
-		$encryptionModule = $this->encryptionManager->getEncryptionModule();
-
-		// if the encryption module doesn't encrypt the files on a per-user basis
-		// we have nothing to do here.
-		if ($encryptionModule->needDetailedAccessList() === false) {
-			return;
-		}
-
-		// if a folder was shared, get a list of all (sub-)folders
-		if ($this->view->is_dir($path)) {
-			$allFiles = $this->util->getAllFiles($path);
-		} else {
-			$allFiles = [$path];
-		}
-
-
-
-		foreach ($allFiles as $file) {
-			$usersSharing = $this->file->getAccessList($file);
-			$encryptionModule->update($file, $this->uid, $usersSharing);
-		}
-	}
+    /** @var \OC\Files\View */
+    protected $view;
+
+    /** @var \OC\Encryption\Util */
+    protected $util;
+
+    /** @var \OC\Files\Mount\Manager */
+    protected $mountManager;
+
+    /** @var \OC\Encryption\Manager */
+    protected $encryptionManager;
+
+    /** @var string */
+    protected $uid;
+
+    /** @var \OC\Encryption\File */
+    protected $file;
+
+    /**
+     *
+     * @param \OC\Files\View $view
+     * @param \OC\Encryption\Util $util
+     * @param \OC\Files\Mount\Manager $mountManager
+     * @param \OC\Encryption\Manager $encryptionManager
+     * @param \OC\Encryption\File $file
+     * @param string $uid
+     */
+    public function __construct(
+            View $view,
+            Util $util,
+            Mount\Manager $mountManager,
+            Manager $encryptionManager,
+            File $file,
+            $uid
+        ) {
+        $this->view = $view;
+        $this->util = $util;
+        $this->mountManager = $mountManager;
+        $this->encryptionManager = $encryptionManager;
+        $this->file = $file;
+        $this->uid = $uid;
+    }
+
+    /**
+     * hook after file was shared
+     *
+     * @param array $params
+     */
+    public function postShared($params) {
+        if ($this->encryptionManager->isEnabled()) {
+            if ($params['itemType'] === 'file' || $params['itemType'] === 'folder') {
+                $path = Filesystem::getPath($params['fileSource']);
+                list($owner, $ownerPath) = $this->getOwnerPath($path);
+                $absPath = '/' . $owner . '/files/' . $ownerPath;
+                $this->update($absPath);
+            }
+        }
+    }
+
+    /**
+     * hook after file was unshared
+     *
+     * @param array $params
+     */
+    public function postUnshared($params) {
+        if ($this->encryptionManager->isEnabled()) {
+            if ($params['itemType'] === 'file' || $params['itemType'] === 'folder') {
+                $path = Filesystem::getPath($params['fileSource']);
+                list($owner, $ownerPath) = $this->getOwnerPath($path);
+                $absPath = '/' . $owner . '/files/' . $ownerPath;
+                $this->update($absPath);
+            }
+        }
+    }
+
+    /**
+     * inform encryption module that a file was restored from the trash bin,
+     * e.g. to update the encryption keys
+     *
+     * @param array $params
+     */
+    public function postRestore($params) {
+        if ($this->encryptionManager->isEnabled()) {
+            $path = Filesystem::normalizePath('/' . $this->uid . '/files/' . $params['filePath']);
+            $this->update($path);
+        }
+    }
+
+    /**
+     * inform encryption module that a file was renamed,
+     * e.g. to update the encryption keys
+     *
+     * @param array $params
+     */
+    public function postRename($params) {
+        $source = $params['oldpath'];
+        $target = $params['newpath'];
+        if (
+            $this->encryptionManager->isEnabled() &&
+            dirname($source) !== dirname($target)
+        ) {
+            list($owner, $ownerPath) = $this->getOwnerPath($target);
+            $absPath = '/' . $owner . '/files/' . $ownerPath;
+            $this->update($absPath);
+        }
+    }
+
+    /**
+     * get owner and path relative to data/<owner>/files
+     *
+     * @param string $path path to file for current user
+     * @return array ['owner' => $owner, 'path' => $path]
+     * @throw \InvalidArgumentException
+     */
+    protected function getOwnerPath($path) {
+        $info = Filesystem::getFileInfo($path);
+        $owner = Filesystem::getOwner($path);
+        $view = new View('/' . $owner . '/files');
+        $path = $view->getPath($info->getId());
+        if ($path === null) {
+            throw new \InvalidArgumentException('No file found for ' . $info->getId());
+        }
+
+        return [$owner, $path];
+    }
+
+    /**
+     * notify encryption module about added/removed users from a file/folder
+     *
+     * @param string $path relative to data/
+     * @throws Exceptions\ModuleDoesNotExistsException
+     */
+    public function update($path) {
+        $encryptionModule = $this->encryptionManager->getEncryptionModule();
+
+        // if the encryption module doesn't encrypt the files on a per-user basis
+        // we have nothing to do here.
+        if ($encryptionModule->needDetailedAccessList() === false) {
+            return;
+        }
+
+        // if a folder was shared, get a list of all (sub-)folders
+        if ($this->view->is_dir($path)) {
+            $allFiles = $this->util->getAllFiles($path);
+        } else {
+            $allFiles = [$path];
+        }
+
+
+
+        foreach ($allFiles as $file) {
+            $usersSharing = $this->file->getAccessList($file);
+            $encryptionModule->update($file, $this->uid, $usersSharing);
+        }
+    }
 }