nextcloud / server

lib/private/Preview/MSOfficeDoc.php

Indentation +6 added lines, -6 removed lines

@@ -23,10 +23,10 @@
 
 //.doc, .dot
 class MSOfficeDoc extends Office {
-	/**
-	 * {@inheritDoc}
-	 */
-	public function getMimeType() {
-		return '/application\/msword/';
-	}
+    /**
+     * {@inheritDoc}
+     */
+    public function getMimeType() {
+        return '/application\/msword/';
+    }
 }

lib/private/Preview/Font.php

Indentation +6 added lines, -6 removed lines

@@ -24,10 +24,10 @@
 
 // .otf, .ttf and .pfb
 class Font extends Bitmap {
-	/**
-	 * {@inheritDoc}
-	 */
-	public function getMimeType() {
-		return '/application\/(?:font-sfnt|x-font$)/';
-	}
+    /**
+     * {@inheritDoc}
+     */
+    public function getMimeType() {
+        return '/application\/(?:font-sfnt|x-font$)/';
+    }
 }
\ No newline at end of file

lib/private/Preview/Postscript.php

Indentation +6 added lines, -6 removed lines

@@ -25,10 +25,10 @@
 
 //.eps
 class Postscript extends Bitmap {
-	/**
-	 * {@inheritDoc}
-	 */
-	public function getMimeType() {
-		return '/application\/postscript/';
-	}
+    /**
+     * {@inheritDoc}
+     */
+    public function getMimeType() {
+        return '/application\/postscript/';
+    }
 }

lib/private/Share20/Hooks.php

Indentation +9 added lines, -9 removed lines

@@ -22,15 +22,15 @@
 namespace OC\Share20;
 
 class Hooks {
-	public static function post_deleteUser($arguments) {
-		\OC::$server->getShareManager()->userDeleted($arguments['uid']);
-	}
+    public static function post_deleteUser($arguments) {
+        \OC::$server->getShareManager()->userDeleted($arguments['uid']);
+    }
 
-	public static function post_deleteGroup($arguments) {
-		\OC::$server->getShareManager()->groupDeleted($arguments['gid']);
-	}
+    public static function post_deleteGroup($arguments) {
+        \OC::$server->getShareManager()->groupDeleted($arguments['gid']);
+    }
 
-	public static function post_removeFromGroup($arguments) {
-		\OC::$server->getShareManager()->userDeletedFromGroup($arguments['uid'], $arguments['gid']);
-	}
+    public static function post_removeFromGroup($arguments) {
+        \OC::$server->getShareManager()->userDeletedFromGroup($arguments['uid'], $arguments['gid']);
+    }
 }

lib/private/Share20/Share.php

Indentation +404 added lines, -404 removed lines

@@ -32,408 +32,408 @@
 
 class Share implements \OCP\Share\IShare {
 
-	/** @var string */
-	private $id;
-	/** @var string */
-	private $providerId;
-	/** @var Node */
-	private $node;
-	/** @var int */
-	private $fileId;
-	/** @var string */
-	private $nodeType;
-	/** @var int */
-	private $shareType;
-	/** @var string */
-	private $sharedWith;
-	/** @var string */
-	private $sharedBy;
-	/** @var string */
-	private $shareOwner;
-	/** @var int */
-	private $permissions;
-	/** @var \DateTime */
-	private $expireDate;
-	/** @var string */
-	private $password;
-	/** @var string */
-	private $token;
-	/** @var int */
-	private $parent;
-	/** @var string */
-	private $target;
-	/** @var \DateTime */
-	private $shareTime;
-	/** @var bool */
-	private $mailSend;
-
-	/** @var IRootFolder */
-	private $rootFolder;
-
-	/** @var IUserManager */
-	private $userManager;
-
-	/** @var ICacheEntry|null */
-	private $nodeCacheEntry;
-
-	public function __construct(IRootFolder $rootFolder, IUserManager $userManager) {
-		$this->rootFolder = $rootFolder;
-		$this->userManager = $userManager;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setId($id) {
-		if (is_int($id)) {
-			$id = (string)$id;
-		}
-
-		if(!is_string($id)) {
-			throw new \InvalidArgumentException('String expected.');
-		}
-
-		if ($this->id !== null) {
-			throw new IllegalIDChangeException('Not allowed to assign a new internal id to a share');
-		}
-
-		$this->id = trim($id);
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getId() {
-		return $this->id;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getFullId() {
-		if ($this->providerId === null || $this->id === null) {
-			throw new \UnexpectedValueException;
-		}
-		return $this->providerId . ':' . $this->id;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setProviderId($id) {
-		if(!is_string($id)) {
-			throw new \InvalidArgumentException('String expected.');
-		}
-
-		if ($this->providerId !== null) {
-			throw new IllegalIDChangeException('Not allowed to assign a new provider id to a share');
-		}
-
-		$this->providerId = trim($id);
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setNode(Node $node) {
-		$this->fileId = null;
-		$this->nodeType = null;
-		$this->node = $node;
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getNode() {
-		if ($this->node === null) {
-
-			if ($this->shareOwner === null || $this->fileId === null) {
-				throw new NotFoundException();
-			}
-
-			// for federated shares the owner can be a remote user, in this
-			// case we use the initiator
-			if($this->userManager->userExists($this->shareOwner)) {
-				$userFolder = $this->rootFolder->getUserFolder($this->shareOwner);
-			} else {
-				$userFolder = $this->rootFolder->getUserFolder($this->sharedBy);
-			}
-
-			$nodes = $userFolder->getById($this->fileId);
-			if (empty($nodes)) {
-				throw new NotFoundException('Node for share not found, fileid: ' . $this->fileId);
-			}
-
-			$this->node = $nodes[0];
-		}
-
-		return $this->node;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setNodeId($fileId) {
-		$this->node = null;
-		$this->fileId = $fileId;
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getNodeId() {
-		if ($this->fileId === null) {
-			$this->fileId = $this->getNode()->getId();
-		}
-
-		return $this->fileId;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setNodeType($type) {
-		if ($type !== 'file' && $type !== 'folder') {
-			throw new \InvalidArgumentException();
-		}
-
-		$this->nodeType = $type;
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getNodeType() {
-		if ($this->nodeType === null) {
-			$node = $this->getNode();
-			$this->nodeType = $node instanceof File ? 'file' : 'folder';
-		}
-
-		return $this->nodeType;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setShareType($shareType) {
-		$this->shareType = $shareType;
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getShareType() {
-		return $this->shareType;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setSharedWith($sharedWith) {
-		if (!is_string($sharedWith)) {
-			throw new \InvalidArgumentException();
-		}
-		$this->sharedWith = $sharedWith;
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getSharedWith() {
-		return $this->sharedWith;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setPermissions($permissions) {
-		//TODO checkes
-
-		$this->permissions = $permissions;
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getPermissions() {
-		return $this->permissions;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setExpirationDate($expireDate) {
-		//TODO checks
-
-		$this->expireDate = $expireDate;
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getExpirationDate() {
-		return $this->expireDate;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setSharedBy($sharedBy) {
-		if (!is_string($sharedBy)) {
-			throw new \InvalidArgumentException();
-		}
-		//TODO checks
-		$this->sharedBy = $sharedBy;
-
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getSharedBy() {
-		//TODO check if set
-		return $this->sharedBy;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setShareOwner($shareOwner) {
-		if (!is_string($shareOwner)) {
-			throw new \InvalidArgumentException();
-		}
-		//TODO checks
-
-		$this->shareOwner = $shareOwner;
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getShareOwner() {
-		//TODO check if set
-		return $this->shareOwner;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setPassword($password) {
-		$this->password = $password;
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getPassword() {
-		return $this->password;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setToken($token) {
-		$this->token = $token;
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getToken() {
-		return $this->token;
-	}
-
-	/**
-	 * Set the parent of this share
-	 *
-	 * @param int parent
-	 * @return \OCP\Share\IShare
-	 * @deprecated The new shares do not have parents. This is just here for legacy reasons.
-	 */
-	public function setParent($parent) {
-		$this->parent = $parent;
-		return $this;
-	}
-
-	/**
-	 * Get the parent of this share.
-	 *
-	 * @return int
-	 * @deprecated The new shares do not have parents. This is just here for legacy reasons.
-	 */
-	public function getParent() {
-		return $this->parent;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setTarget($target) {
-		$this->target = $target;
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getTarget() {
-		return $this->target;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setShareTime(\DateTime $shareTime) {
-		$this->shareTime = $shareTime;
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getShareTime() {
-		return $this->shareTime;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setMailSend($mailSend) {
-		$this->mailSend = $mailSend;
-		return $this;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getMailSend() {
-		return $this->mailSend;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function setNodeCacheEntry(ICacheEntry $entry) {
-		$this->nodeCacheEntry = $entry;
-	}
-
-	/**
-	 * @inheritdoc
-	 */
-	public function getNodeCacheEntry() {
-		return $this->nodeCacheEntry;
-	}
+    /** @var string */
+    private $id;
+    /** @var string */
+    private $providerId;
+    /** @var Node */
+    private $node;
+    /** @var int */
+    private $fileId;
+    /** @var string */
+    private $nodeType;
+    /** @var int */
+    private $shareType;
+    /** @var string */
+    private $sharedWith;
+    /** @var string */
+    private $sharedBy;
+    /** @var string */
+    private $shareOwner;
+    /** @var int */
+    private $permissions;
+    /** @var \DateTime */
+    private $expireDate;
+    /** @var string */
+    private $password;
+    /** @var string */
+    private $token;
+    /** @var int */
+    private $parent;
+    /** @var string */
+    private $target;
+    /** @var \DateTime */
+    private $shareTime;
+    /** @var bool */
+    private $mailSend;
+
+    /** @var IRootFolder */
+    private $rootFolder;
+
+    /** @var IUserManager */
+    private $userManager;
+
+    /** @var ICacheEntry|null */
+    private $nodeCacheEntry;
+
+    public function __construct(IRootFolder $rootFolder, IUserManager $userManager) {
+        $this->rootFolder = $rootFolder;
+        $this->userManager = $userManager;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setId($id) {
+        if (is_int($id)) {
+            $id = (string)$id;
+        }
+
+        if(!is_string($id)) {
+            throw new \InvalidArgumentException('String expected.');
+        }
+
+        if ($this->id !== null) {
+            throw new IllegalIDChangeException('Not allowed to assign a new internal id to a share');
+        }
+
+        $this->id = trim($id);
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getId() {
+        return $this->id;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getFullId() {
+        if ($this->providerId === null || $this->id === null) {
+            throw new \UnexpectedValueException;
+        }
+        return $this->providerId . ':' . $this->id;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setProviderId($id) {
+        if(!is_string($id)) {
+            throw new \InvalidArgumentException('String expected.');
+        }
+
+        if ($this->providerId !== null) {
+            throw new IllegalIDChangeException('Not allowed to assign a new provider id to a share');
+        }
+
+        $this->providerId = trim($id);
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setNode(Node $node) {
+        $this->fileId = null;
+        $this->nodeType = null;
+        $this->node = $node;
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getNode() {
+        if ($this->node === null) {
+
+            if ($this->shareOwner === null || $this->fileId === null) {
+                throw new NotFoundException();
+            }
+
+            // for federated shares the owner can be a remote user, in this
+            // case we use the initiator
+            if($this->userManager->userExists($this->shareOwner)) {
+                $userFolder = $this->rootFolder->getUserFolder($this->shareOwner);
+            } else {
+                $userFolder = $this->rootFolder->getUserFolder($this->sharedBy);
+            }
+
+            $nodes = $userFolder->getById($this->fileId);
+            if (empty($nodes)) {
+                throw new NotFoundException('Node for share not found, fileid: ' . $this->fileId);
+            }
+
+            $this->node = $nodes[0];
+        }
+
+        return $this->node;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setNodeId($fileId) {
+        $this->node = null;
+        $this->fileId = $fileId;
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getNodeId() {
+        if ($this->fileId === null) {
+            $this->fileId = $this->getNode()->getId();
+        }
+
+        return $this->fileId;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setNodeType($type) {
+        if ($type !== 'file' && $type !== 'folder') {
+            throw new \InvalidArgumentException();
+        }
+
+        $this->nodeType = $type;
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getNodeType() {
+        if ($this->nodeType === null) {
+            $node = $this->getNode();
+            $this->nodeType = $node instanceof File ? 'file' : 'folder';
+        }
+
+        return $this->nodeType;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setShareType($shareType) {
+        $this->shareType = $shareType;
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getShareType() {
+        return $this->shareType;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setSharedWith($sharedWith) {
+        if (!is_string($sharedWith)) {
+            throw new \InvalidArgumentException();
+        }
+        $this->sharedWith = $sharedWith;
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getSharedWith() {
+        return $this->sharedWith;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setPermissions($permissions) {
+        //TODO checkes
+
+        $this->permissions = $permissions;
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getPermissions() {
+        return $this->permissions;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setExpirationDate($expireDate) {
+        //TODO checks
+
+        $this->expireDate = $expireDate;
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getExpirationDate() {
+        return $this->expireDate;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setSharedBy($sharedBy) {
+        if (!is_string($sharedBy)) {
+            throw new \InvalidArgumentException();
+        }
+        //TODO checks
+        $this->sharedBy = $sharedBy;
+
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getSharedBy() {
+        //TODO check if set
+        return $this->sharedBy;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setShareOwner($shareOwner) {
+        if (!is_string($shareOwner)) {
+            throw new \InvalidArgumentException();
+        }
+        //TODO checks
+
+        $this->shareOwner = $shareOwner;
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getShareOwner() {
+        //TODO check if set
+        return $this->shareOwner;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setPassword($password) {
+        $this->password = $password;
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getPassword() {
+        return $this->password;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setToken($token) {
+        $this->token = $token;
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getToken() {
+        return $this->token;
+    }
+
+    /**
+     * Set the parent of this share
+     *
+     * @param int parent
+     * @return \OCP\Share\IShare
+     * @deprecated The new shares do not have parents. This is just here for legacy reasons.
+     */
+    public function setParent($parent) {
+        $this->parent = $parent;
+        return $this;
+    }
+
+    /**
+     * Get the parent of this share.
+     *
+     * @return int
+     * @deprecated The new shares do not have parents. This is just here for legacy reasons.
+     */
+    public function getParent() {
+        return $this->parent;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setTarget($target) {
+        $this->target = $target;
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getTarget() {
+        return $this->target;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setShareTime(\DateTime $shareTime) {
+        $this->shareTime = $shareTime;
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getShareTime() {
+        return $this->shareTime;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setMailSend($mailSend) {
+        $this->mailSend = $mailSend;
+        return $this;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getMailSend() {
+        return $this->mailSend;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function setNodeCacheEntry(ICacheEntry $entry) {
+        $this->nodeCacheEntry = $entry;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function getNodeCacheEntry() {
+        return $this->nodeCacheEntry;
+    }
 }

lib/private/Encryption/Exceptions/ModuleAlreadyExistsException.php

Indentation +7 added lines, -7 removed lines

@@ -27,12 +27,12 @@
 
 class ModuleAlreadyExistsException extends GenericEncryptionException {
 
-	/**
-	 * @param string $id
-	 * @param string $name
-	 */
-	public function __construct($id, $name) {
-		parent::__construct('Id "' . $id . '" already used by encryption module "' . $name . '"');
-	}
+    /**
+     * @param string $id
+     * @param string $name
+     */
+    public function __construct($id, $name) {
+        parent::__construct('Id "' . $id . '" already used by encryption module "' . $name . '"');
+    }
 
 }

lib/private/Encryption/Exceptions/EncryptionHeaderToLargeException.php

Indentation +3 added lines, -3 removed lines

@@ -28,8 +28,8 @@
 
 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/Exceptions/EncryptionHeaderKeyExistsException.php

Indentation +6 added lines, -6 removed lines

@@ -27,10 +27,10 @@
 
 class EncryptionHeaderKeyExistsException extends GenericEncryptionException {
 
-	/**
-	 * @param string $key
-	 */
-	public function __construct($key) {
-		parent::__construct('header key "'. $key . '" already reserved by ownCloud');
-	}
+    /**
+     * @param string $key
+     */
+    public function __construct($key) {
+        parent::__construct('header key "'. $key . '" already reserved by ownCloud');
+    }
 }

lib/private/Encryption/DecryptAll.php

Indentation +250 added lines, -250 removed lines

@@ -36,255 +36,255 @@
 
 class DecryptAll {
 
-	/** @var  OutputInterface */
-	protected $output;
-
-	/** @var  InputInterface */
-	protected $input;
-
-	/** @var  Manager */
-	protected $encryptionManager;
-
-	/** @var IUserManager */
-	protected $userManager;
-
-	/** @var View */
-	protected $rootView;
-
-	/** @var  array files which couldn't be decrypted */
-	protected $failed;
-
-	/**
-	 * @param Manager $encryptionManager
-	 * @param IUserManager $userManager
-	 * @param View $rootView
-	 */
-	public function __construct(
-		Manager $encryptionManager,
-		IUserManager $userManager,
-		View $rootView
-	) {
-		$this->encryptionManager = $encryptionManager;
-		$this->userManager = $userManager;
-		$this->rootView = $rootView;
-		$this->failed = [];
-	}
-
-	/**
-	 * start to decrypt all files
-	 *
-	 * @param InputInterface $input
-	 * @param OutputInterface $output
-	 * @param string $user which users data folder should be decrypted, default = all users
-	 * @return bool
-	 * @throws \Exception
-	 */
-	public function decryptAll(InputInterface $input, OutputInterface $output, $user = '') {
-
-		$this->input = $input;
-		$this->output = $output;
-
-		if ($user !== '' && $this->userManager->userExists($user) === false) {
-			$this->output->writeln('User "' . $user . '" does not exist. Please check the username and try again');
-			return false;
-		}
-
-		$this->output->writeln('prepare encryption modules...');
-		if ($this->prepareEncryptionModules($user) === false) {
-			return false;
-		}
-		$this->output->writeln(' done.');
-
-		$this->decryptAllUsersFiles($user);
-
-		if (empty($this->failed)) {
-			$this->output->writeln('all files could be decrypted successfully!');
-		} else {
-			$this->output->writeln('Files for following users couldn\'t be decrypted, ');
-			$this->output->writeln('maybe the user is not set up in a way that supports this operation: ');
-			foreach ($this->failed as $uid => $paths) {
-				$this->output->writeln('    ' . $uid);
-			}
-			$this->output->writeln('');
-		}
-
-		return true;
-	}
-
-	/**
-	 * prepare encryption modules to perform the decrypt all function
-	 *
-	 * @param $user
-	 * @return bool
-	 */
-	protected function prepareEncryptionModules($user) {
-		// prepare all encryption modules for decrypt all
-		$encryptionModules = $this->encryptionManager->getEncryptionModules();
-		foreach ($encryptionModules as $moduleDesc) {
-			/** @var IEncryptionModule $module */
-			$module = call_user_func($moduleDesc['callback']);
-			$this->output->writeln('');
-			$this->output->writeln('Prepare "' . $module->getDisplayName() . '"');
-			$this->output->writeln('');
-			if ($module->prepareDecryptAll($this->input, $this->output, $user) === false) {
-				$this->output->writeln('Module "' . $moduleDesc['displayName'] . '" does not support the functionality to decrypt all files again or the initialization of the module failed!');
-				return false;
-			}
-		}
-
-		return true;
-	}
-
-	/**
-	 * iterate over all user and encrypt their files
-	 *
-	 * @param string $user which users files should be decrypted, default = all users
-	 */
-	protected function decryptAllUsersFiles($user = '') {
-
-		$this->output->writeln("\n");
-
-		$userList = [];
-		if ($user === '') {
-
-			$fetchUsersProgress = new ProgressBar($this->output);
-			$fetchUsersProgress->setFormat(" %message% \n [%bar%]");
-			$fetchUsersProgress->start();
-			$fetchUsersProgress->setMessage("Fetch list of users...");
-			$fetchUsersProgress->advance();
-
-			foreach ($this->userManager->getBackends() as $backend) {
-				$limit = 500;
-				$offset = 0;
-				do {
-					$users = $backend->getUsers('', $limit, $offset);
-					foreach ($users as $user) {
-						$userList[] = $user;
-					}
-					$offset += $limit;
-					$fetchUsersProgress->advance();
-				} while (count($users) >= $limit);
-				$fetchUsersProgress->setMessage("Fetch list of users... finished");
-				$fetchUsersProgress->finish();
-			}
-		} else {
-			$userList[] = $user;
-		}
-
-		$this->output->writeln("\n\n");
-
-		$progress = new ProgressBar($this->output);
-		$progress->setFormat(" %message% \n [%bar%]");
-		$progress->start();
-		$progress->setMessage("starting to decrypt files...");
-		$progress->advance();
-
-		$numberOfUsers = count($userList);
-		$userNo = 1;
-		foreach ($userList as $uid) {
-			$userCount = "$uid ($userNo of $numberOfUsers)";
-			$this->decryptUsersFiles($uid, $progress, $userCount);
-			$userNo++;
-		}
-
-		$progress->setMessage("starting to decrypt files... finished");
-		$progress->finish();
-
-		$this->output->writeln("\n\n");
-
-	}
-
-	/**
-	 * encrypt files from the given user
-	 *
-	 * @param string $uid
-	 * @param ProgressBar $progress
-	 * @param string $userCount
-	 */
-	protected function decryptUsersFiles($uid, ProgressBar $progress, $userCount) {
-
-		$this->setupUserFS($uid);
-		$directories = array();
-		$directories[] = '/' . $uid . '/files';
-
-		while ($root = array_pop($directories)) {
-			$content = $this->rootView->getDirectoryContent($root);
-			foreach ($content as $file) {
-				// only decrypt files owned by the user
-				if($file->getStorage()->instanceOfStorage('OCA\Files_Sharing\SharedStorage')) {
-					continue;
-				}
-				$path = $root . '/' . $file['name'];
-				if ($this->rootView->is_dir($path)) {
-					$directories[] = $path;
-					continue;
-				} else {
-					try {
-						$progress->setMessage("decrypt files for user $userCount: $path");
-						$progress->advance();
-						if ($file->isEncrypted() === false) {
-							$progress->setMessage("decrypt files for user $userCount: $path (already decrypted)");
-							$progress->advance();
-						} else {
-							if ($this->decryptFile($path) === false) {
-								$progress->setMessage("decrypt files for user $userCount: $path (already decrypted)");
-								$progress->advance();
-							}
-						}
-					} catch (\Exception $e) {
-						if (isset($this->failed[$uid])) {
-							$this->failed[$uid][] = $path;
-						} else {
-							$this->failed[$uid] = [$path];
-						}
-					}
-				}
-			}
-		}
-	}
-
-	/**
-	 * encrypt file
-	 *
-	 * @param string $path
-	 * @return bool
-	 */
-	protected function decryptFile($path) {
-
-		$source = $path;
-		$target = $path . '.decrypted.' . $this->getTimestamp();
-
-		try {
-			$this->rootView->copy($source, $target);
-			$this->rootView->rename($target, $source);
-		} catch (DecryptionFailedException $e) {
-			if ($this->rootView->file_exists($target)) {
-				$this->rootView->unlink($target);
-			}
-			return false;
-		}
-
-		return true;
-	}
-
-	/**
-	 * get current timestamp
-	 *
-	 * @return int
-	 */
-	protected function getTimestamp() {
-		return time();
-	}
-
-
-	/**
-	 * setup user file system
-	 *
-	 * @param string $uid
-	 */
-	protected function setupUserFS($uid) {
-		\OC_Util::tearDownFS();
-		\OC_Util::setupFS($uid);
-	}
+    /** @var  OutputInterface */
+    protected $output;
+
+    /** @var  InputInterface */
+    protected $input;
+
+    /** @var  Manager */
+    protected $encryptionManager;
+
+    /** @var IUserManager */
+    protected $userManager;
+
+    /** @var View */
+    protected $rootView;
+
+    /** @var  array files which couldn't be decrypted */
+    protected $failed;
+
+    /**
+     * @param Manager $encryptionManager
+     * @param IUserManager $userManager
+     * @param View $rootView
+     */
+    public function __construct(
+        Manager $encryptionManager,
+        IUserManager $userManager,
+        View $rootView
+    ) {
+        $this->encryptionManager = $encryptionManager;
+        $this->userManager = $userManager;
+        $this->rootView = $rootView;
+        $this->failed = [];
+    }
+
+    /**
+     * start to decrypt all files
+     *
+     * @param InputInterface $input
+     * @param OutputInterface $output
+     * @param string $user which users data folder should be decrypted, default = all users
+     * @return bool
+     * @throws \Exception
+     */
+    public function decryptAll(InputInterface $input, OutputInterface $output, $user = '') {
+
+        $this->input = $input;
+        $this->output = $output;
+
+        if ($user !== '' && $this->userManager->userExists($user) === false) {
+            $this->output->writeln('User "' . $user . '" does not exist. Please check the username and try again');
+            return false;
+        }
+
+        $this->output->writeln('prepare encryption modules...');
+        if ($this->prepareEncryptionModules($user) === false) {
+            return false;
+        }
+        $this->output->writeln(' done.');
+
+        $this->decryptAllUsersFiles($user);
+
+        if (empty($this->failed)) {
+            $this->output->writeln('all files could be decrypted successfully!');
+        } else {
+            $this->output->writeln('Files for following users couldn\'t be decrypted, ');
+            $this->output->writeln('maybe the user is not set up in a way that supports this operation: ');
+            foreach ($this->failed as $uid => $paths) {
+                $this->output->writeln('    ' . $uid);
+            }
+            $this->output->writeln('');
+        }
+
+        return true;
+    }
+
+    /**
+     * prepare encryption modules to perform the decrypt all function
+     *
+     * @param $user
+     * @return bool
+     */
+    protected function prepareEncryptionModules($user) {
+        // prepare all encryption modules for decrypt all
+        $encryptionModules = $this->encryptionManager->getEncryptionModules();
+        foreach ($encryptionModules as $moduleDesc) {
+            /** @var IEncryptionModule $module */
+            $module = call_user_func($moduleDesc['callback']);
+            $this->output->writeln('');
+            $this->output->writeln('Prepare "' . $module->getDisplayName() . '"');
+            $this->output->writeln('');
+            if ($module->prepareDecryptAll($this->input, $this->output, $user) === false) {
+                $this->output->writeln('Module "' . $moduleDesc['displayName'] . '" does not support the functionality to decrypt all files again or the initialization of the module failed!');
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * iterate over all user and encrypt their files
+     *
+     * @param string $user which users files should be decrypted, default = all users
+     */
+    protected function decryptAllUsersFiles($user = '') {
+
+        $this->output->writeln("\n");
+
+        $userList = [];
+        if ($user === '') {
+
+            $fetchUsersProgress = new ProgressBar($this->output);
+            $fetchUsersProgress->setFormat(" %message% \n [%bar%]");
+            $fetchUsersProgress->start();
+            $fetchUsersProgress->setMessage("Fetch list of users...");
+            $fetchUsersProgress->advance();
+
+            foreach ($this->userManager->getBackends() as $backend) {
+                $limit = 500;
+                $offset = 0;
+                do {
+                    $users = $backend->getUsers('', $limit, $offset);
+                    foreach ($users as $user) {
+                        $userList[] = $user;
+                    }
+                    $offset += $limit;
+                    $fetchUsersProgress->advance();
+                } while (count($users) >= $limit);
+                $fetchUsersProgress->setMessage("Fetch list of users... finished");
+                $fetchUsersProgress->finish();
+            }
+        } else {
+            $userList[] = $user;
+        }
+
+        $this->output->writeln("\n\n");
+
+        $progress = new ProgressBar($this->output);
+        $progress->setFormat(" %message% \n [%bar%]");
+        $progress->start();
+        $progress->setMessage("starting to decrypt files...");
+        $progress->advance();
+
+        $numberOfUsers = count($userList);
+        $userNo = 1;
+        foreach ($userList as $uid) {
+            $userCount = "$uid ($userNo of $numberOfUsers)";
+            $this->decryptUsersFiles($uid, $progress, $userCount);
+            $userNo++;
+        }
+
+        $progress->setMessage("starting to decrypt files... finished");
+        $progress->finish();
+
+        $this->output->writeln("\n\n");
+
+    }
+
+    /**
+     * encrypt files from the given user
+     *
+     * @param string $uid
+     * @param ProgressBar $progress
+     * @param string $userCount
+     */
+    protected function decryptUsersFiles($uid, ProgressBar $progress, $userCount) {
+
+        $this->setupUserFS($uid);
+        $directories = array();
+        $directories[] = '/' . $uid . '/files';
+
+        while ($root = array_pop($directories)) {
+            $content = $this->rootView->getDirectoryContent($root);
+            foreach ($content as $file) {
+                // only decrypt files owned by the user
+                if($file->getStorage()->instanceOfStorage('OCA\Files_Sharing\SharedStorage')) {
+                    continue;
+                }
+                $path = $root . '/' . $file['name'];
+                if ($this->rootView->is_dir($path)) {
+                    $directories[] = $path;
+                    continue;
+                } else {
+                    try {
+                        $progress->setMessage("decrypt files for user $userCount: $path");
+                        $progress->advance();
+                        if ($file->isEncrypted() === false) {
+                            $progress->setMessage("decrypt files for user $userCount: $path (already decrypted)");
+                            $progress->advance();
+                        } else {
+                            if ($this->decryptFile($path) === false) {
+                                $progress->setMessage("decrypt files for user $userCount: $path (already decrypted)");
+                                $progress->advance();
+                            }
+                        }
+                    } catch (\Exception $e) {
+                        if (isset($this->failed[$uid])) {
+                            $this->failed[$uid][] = $path;
+                        } else {
+                            $this->failed[$uid] = [$path];
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    /**
+     * encrypt file
+     *
+     * @param string $path
+     * @return bool
+     */
+    protected function decryptFile($path) {
+
+        $source = $path;
+        $target = $path . '.decrypted.' . $this->getTimestamp();
+
+        try {
+            $this->rootView->copy($source, $target);
+            $this->rootView->rename($target, $source);
+        } catch (DecryptionFailedException $e) {
+            if ($this->rootView->file_exists($target)) {
+                $this->rootView->unlink($target);
+            }
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * get current timestamp
+     *
+     * @return int
+     */
+    protected function getTimestamp() {
+        return time();
+    }
+
+
+    /**
+     * setup user file system
+     *
+     * @param string $uid
+     */
+    protected function setupUserFS($uid) {
+        \OC_Util::tearDownFS();
+        \OC_Util::setupFS($uid);
+    }
 
 }