Move classes from outside lib/ to PSR-4

1 files changed, 0 insertions, 768 deletions

diff --git a/apps/files_sharing/api/share20ocs.php b/apps/files_sharing/api/share20ocs.php
deleted file mode 100644
index 28166b943b8..00000000000
--- a/apps/files_sharing/api/share20ocs.php
+++ /dev/null
@@ -1,768 +0,0 @@
-<?php
-/**
- * @author Roeland Jago Douma <rullzer@owncloud.com>
- *
- * @copyright Copyright (c) 2016, ownCloud, Inc.
- * @license AGPL-3.0
- *
- * This code is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License, version 3,
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License, version 3,
- * along with this program.  If not, see <http://www.gnu.org/licenses/>
- *
- */
-namespace OCA\Files_Sharing\API;
-
-use OCP\Files\NotFoundException;
-use OCP\IGroupManager;
-use OCP\IL10N;
-use OCP\IUserManager;
-use OCP\IRequest;
-use OCP\IURLGenerator;
-use OCP\IUser;
-use OCP\Files\IRootFolder;
-use OCP\Lock\LockedException;
-use OCP\Share;
-use OCP\Share\IManager;
-use OCP\Share\Exceptions\ShareNotFound;
-use OCP\Share\Exceptions\GenericShareException;
-use OCP\Lock\ILockingProvider;
-
-/**
- * Class Share20OCS
- *
- * @package OCA\Files_Sharing\API
- */
-class Share20OCS {
-
-	/** @var IManager */
-	private $shareManager;
-	/** @var IGroupManager */
-	private $groupManager;
-	/** @var IUserManager */
-	private $userManager;
-	/** @var IRequest */
-	private $request;
-	/** @var IRootFolder */
-	private $rootFolder;
-	/** @var IURLGenerator */
-	private $urlGenerator;
-	/** @var IUser */
-	private $currentUser;
-	/** @var IL10N */
-	private $l;
-
-	/**
-	 * Share20OCS constructor.
-	 *
-	 * @param IManager $shareManager
-	 * @param IGroupManager $groupManager
-	 * @param IUserManager $userManager
-	 * @param IRequest $request
-	 * @param IRootFolder $rootFolder
-	 * @param IURLGenerator $urlGenerator
-	 * @param IUser $currentUser
-	 */
-	public function __construct(
-			IManager $shareManager,
-			IGroupManager $groupManager,
-			IUserManager $userManager,
-			IRequest $request,
-			IRootFolder $rootFolder,
-			IURLGenerator $urlGenerator,
-			IUser $currentUser,
-			IL10N $l10n
-	) {
-		$this->shareManager = $shareManager;
-		$this->userManager = $userManager;
-		$this->groupManager = $groupManager;
-		$this->request = $request;
-		$this->rootFolder = $rootFolder;
-		$this->urlGenerator = $urlGenerator;
-		$this->currentUser = $currentUser;
-		$this->l = $l10n;
-	}
-
-	/**
-	 * Convert an IShare to an array for OCS output
-	 *
-	 * @param \OCP\Share\IShare $share
-	 * @return array
-	 * @throws NotFoundException In case the node can't be resolved.
-	 */
-	protected function formatShare(\OCP\Share\IShare $share) {
-		$sharedBy = $this->userManager->get($share->getSharedBy());
-		// for federated shares the owner can be a remote user, in this
-		// case we use the initiator
-		if ($this->userManager->userExists($share->getShareOwner())) {
-			$shareOwner = $this->userManager->get($share->getShareOwner());
-			$localUser = $share->getShareOwner();
-		} else {
-			$shareOwner = $this->userManager->get($share->getSharedBy());
-			$localUser = $share->getSharedBy();
-		}
-		$result = [
-			'id' => $share->getId(),
-			'share_type' => $share->getShareType(),
-			'uid_owner' => $share->getSharedBy(),
-			'displayname_owner' => $sharedBy !== null ? $sharedBy->getDisplayName() : $share->getSharedBy(),
-			'permissions' => $share->getPermissions(),
-			'stime' => $share->getShareTime()->getTimestamp(),
-			'parent' => null,
-			'expiration' => null,
-			'token' => null,
-			'uid_file_owner' => $share->getShareOwner(),
-			'displayname_file_owner' => $shareOwner !== null ? $shareOwner->getDisplayName() : $share->getShareOwner(),
-		];
-
-		$node = $share->getNode();
-		$result['path'] = $this->rootFolder->getUserFolder($localUser)->getRelativePath($node->getPath());
-		if ($node instanceOf \OCP\Files\Folder) {
-			$result['item_type'] = 'folder';
-		} else {
-			$result['item_type'] = 'file';
-		}
-		$result['mimetype'] = $node->getMimeType();
-		$result['storage_id'] = $node->getStorage()->getId();
-		$result['storage'] = $node->getStorage()->getCache()->getNumericStorageId();
-		$result['item_source'] = $node->getId();
-		$result['file_source'] = $node->getId();
-		$result['file_parent'] = $node->getParent()->getId();
-		$result['file_target'] = $share->getTarget();
-
-		if ($share->getShareType() === \OCP\Share::SHARE_TYPE_USER) {
-			$sharedWith = $this->userManager->get($share->getSharedWith());
-			$result['share_with'] = $share->getSharedWith();
-			$result['share_with_displayname'] = $sharedWith !== null ? $sharedWith->getDisplayName() : $share->getSharedWith();
-		} else if ($share->getShareType() === \OCP\Share::SHARE_TYPE_GROUP) {
-			$result['share_with'] = $share->getSharedWith();
-			$result['share_with_displayname'] = $share->getSharedWith();
-		} else if ($share->getShareType() === \OCP\Share::SHARE_TYPE_LINK) {
-
-			$result['share_with'] = $share->getPassword();
-			$result['share_with_displayname'] = $share->getPassword();
-
-			$result['token'] = $share->getToken();
-			$result['url'] = $this->urlGenerator->linkToRouteAbsolute('files_sharing.sharecontroller.showShare', ['token' => $share->getToken()]);
-
-			$expiration = $share->getExpirationDate();
-			if ($expiration !== null) {
-				$result['expiration'] = $expiration->format('Y-m-d 00:00:00');
-			}
-
-		} else if ($share->getShareType() === \OCP\Share::SHARE_TYPE_REMOTE) {
-			$result['share_with'] = $share->getSharedWith();
-			$result['share_with_displayname'] = $share->getSharedWith();
-			$result['token'] = $share->getToken();
-		}
-
-		$result['mail_send'] = $share->getMailSend() ? 1 : 0;
-
-		return $result;
-	}
-
-	/**
-	 * Get a specific share by id
-	 *
-	 * @param string $id
-	 * @return \OC_OCS_Result
-	 */
-	public function getShare($id) {
-		if (!$this->shareManager->shareApiEnabled()) {
-			return new \OC_OCS_Result(null, 404, $this->l->t('Share API is disabled'));
-		}
-
-		try {
-			$share = $this->getShareById($id);
-		} catch (ShareNotFound $e) {
-			return new \OC_OCS_Result(null, 404, $this->l->t('Wrong share ID, share doesn\'t exist'));
-		}
-
-		if ($this->canAccessShare($share)) {
-			try {
-				$share = $this->formatShare($share);
-				return new \OC_OCS_Result([$share]);
-			} catch (NotFoundException $e) {
-				//Fall trough
-			}
-		}
-
-		return new \OC_OCS_Result(null, 404, $this->l->t('Wrong share ID, share doesn\'t exist'));
-	}
-
-	/**
-	 * Delete a share
-	 *
-	 * @param string $id
-	 * @return \OC_OCS_Result
-	 */
-	public function deleteShare($id) {
-		if (!$this->shareManager->shareApiEnabled()) {
-			return new \OC_OCS_Result(null, 404, $this->l->t('Share API is disabled'));
-		}
-
-		try {
-			$share = $this->getShareById($id);
-		} catch (ShareNotFound $e) {
-			return new \OC_OCS_Result(null, 404, $this->l->t('Wrong share ID, share doesn\'t exist'));
-		}
-
-		try {
-			$share->getNode()->lock(ILockingProvider::LOCK_SHARED);
-		} catch (LockedException $e) {
-			return new \OC_OCS_Result(null, 404, 'could not delete share');
-		}
-
-		if (!$this->canAccessShare($share)) {
-			$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-			return new \OC_OCS_Result(null, 404, $this->l->t('Could not delete share'));
-		}
-
-		$this->shareManager->deleteShare($share);
-
-		$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-
-		return new \OC_OCS_Result();
-	}
-
-	/**
-	 * @return \OC_OCS_Result
-	 */
-	public function createShare() {
-		$share = $this->shareManager->newShare();
-
-		if (!$this->shareManager->shareApiEnabled()) {
-			return new \OC_OCS_Result(null, 404, $this->l->t('Share API is disabled'));
-		}
-
-		// Verify path
-		$path = $this->request->getParam('path', null);
-		if ($path === null) {
-			return new \OC_OCS_Result(null, 404, $this->l->t('Please specify a file or folder path'));
-		}
-
-		$userFolder = $this->rootFolder->getUserFolder($this->currentUser->getUID());
-		try {
-			$path = $userFolder->get($path);
-		} catch (NotFoundException $e) {
-			return new \OC_OCS_Result(null, 404, $this->l->t('Wrong path, file/folder doesn\'t exist'));
-		}
-
-		$share->setNode($path);
-
-		try {
-			$share->getNode()->lock(ILockingProvider::LOCK_SHARED);
-		} catch (LockedException $e) {
-			return new \OC_OCS_Result(null, 404, 'Could not create share');
-		}
-
-		// Parse permissions (if available)
-		$permissions = $this->request->getParam('permissions', null);
-		if ($permissions === null) {
-			$permissions = \OCP\Constants::PERMISSION_ALL;
-		} else {
-			$permissions = (int)$permissions;
-		}
-
-		if ($permissions < 0 || $permissions > \OCP\Constants::PERMISSION_ALL) {
-			$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-			return new \OC_OCS_Result(null, 404, 'invalid permissions');
-		}
-
-		// Shares always require read permissions
-		$permissions |= \OCP\Constants::PERMISSION_READ;
-
-		if ($path instanceof \OCP\Files\File) {
-			// Single file shares should never have delete or create permissions
-			$permissions &= ~\OCP\Constants::PERMISSION_DELETE;
-			$permissions &= ~\OCP\Constants::PERMISSION_CREATE;
-		}
-
-		/*
-		 * Hack for https://github.com/owncloud/core/issues/22587
-		 * We check the permissions via webdav. But the permissions of the mount point
-		 * do not equal the share permissions. Here we fix that for federated mounts.
-		 */
-		if ($path->getStorage()->instanceOfStorage('OCA\Files_Sharing\External\Storage')) {
-			$permissions &= ~($permissions & ~$path->getPermissions());
-		}
-
-		$shareWith = $this->request->getParam('shareWith', null);
-		$shareType = (int)$this->request->getParam('shareType', '-1');
-
-		if ($shareType === \OCP\Share::SHARE_TYPE_USER) {
-			// Valid user is required to share
-			if ($shareWith === null || !$this->userManager->userExists($shareWith)) {
-				$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-				return new \OC_OCS_Result(null, 404, $this->l->t('Please specify a valid user'));
-			}
-			$share->setSharedWith($shareWith);
-			$share->setPermissions($permissions);
-		} else if ($shareType === \OCP\Share::SHARE_TYPE_GROUP) {
-			if (!$this->shareManager->allowGroupSharing()) {
-				$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-				return new \OC_OCS_Result(null, 404, $this->l->t('Group sharing is disabled by the administrator'));
-			}
-
-			// Valid group is required to share
-			if ($shareWith === null || !$this->groupManager->groupExists($shareWith)) {
-				$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-				return new \OC_OCS_Result(null, 404, $this->l->t('Please specify a valid group'));
-			}
-			$share->setSharedWith($shareWith);
-			$share->setPermissions($permissions);
-		} else if ($shareType === \OCP\Share::SHARE_TYPE_LINK) {
-			//Can we even share links?
-			if (!$this->shareManager->shareApiAllowLinks()) {
-				$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-				return new \OC_OCS_Result(null, 404, $this->l->t('Public link sharing is disabled by the administrator'));
-			}
-
-			/*
-			 * For now we only allow 1 link share.
-			 * Return the existing link share if this is a duplicate
-			 */
-			$existingShares = $this->shareManager->getSharesBy($this->currentUser->getUID(), \OCP\Share::SHARE_TYPE_LINK, $path, false, 1, 0);
-			if (!empty($existingShares)) {
-				$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-				return new \OC_OCS_Result($this->formatShare($existingShares[0]));
-			}
-
-			$publicUpload = $this->request->getParam('publicUpload', null);
-			if ($publicUpload === 'true') {
-				// Check if public upload is allowed
-				if (!$this->shareManager->shareApiLinkAllowPublicUpload()) {
-					$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-					return new \OC_OCS_Result(null, 403, $this->l->t('Public upload disabled by the administrator'));
-				}
-
-				// Public upload can only be set for folders
-				if ($path instanceof \OCP\Files\File) {
-					$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-					return new \OC_OCS_Result(null, 404, $this->l->t('Public upload is only possible for publicly shared folders'));
-				}
-
-				$share->setPermissions(
-					\OCP\Constants::PERMISSION_READ |
-					\OCP\Constants::PERMISSION_CREATE |
-					\OCP\Constants::PERMISSION_UPDATE
-				);
-			} else {
-				$share->setPermissions(\OCP\Constants::PERMISSION_READ);
-			}
-
-			// Set password
-			$password = $this->request->getParam('password', '');
-
-			if ($password !== '') {
-				$share->setPassword($password);
-			}
-
-			//Expire date
-			$expireDate = $this->request->getParam('expireDate', '');
-
-			if ($expireDate !== '') {
-				try {
-					$expireDate = $this->parseDate($expireDate);
-					$share->setExpirationDate($expireDate);
-				} catch (\Exception $e) {
-					$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-					return new \OC_OCS_Result(null, 404, $this->l->t('Invalid date, date format must be YYYY-MM-DD'));
-				}
-			}
-
-		} else if ($shareType === \OCP\Share::SHARE_TYPE_REMOTE) {
-			if (!$this->shareManager->outgoingServer2ServerSharesAllowed()) {
-				$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-				return new \OC_OCS_Result(null, 403, $this->l->t('Sharing %s failed because the back end does not allow shares from type %s', [$path->getPath(), $shareType]));
-			}
-
-			$share->setSharedWith($shareWith);
-			$share->setPermissions($permissions);
-		} else {
-			$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-			return new \OC_OCS_Result(null, 400, $this->l->t('Unknown share type'));
-		}
-
-		$share->setShareType($shareType);
-		$share->setSharedBy($this->currentUser->getUID());
-
-		try {
-			$share = $this->shareManager->createShare($share);
-		} catch (GenericShareException $e) {
-			$code = $e->getCode() === 0 ? 403 : $e->getCode();
-			$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-			return new \OC_OCS_Result(null, $code, $e->getHint());
-		}catch (\Exception $e) {
-			$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-			return new \OC_OCS_Result(null, 403, $e->getMessage());
-		}
-
-		$output = $this->formatShare($share);
-
-		$share->getNode()->unlock(\OCP\Lock\ILockingProvider::LOCK_SHARED);
-
-		return new \OC_OCS_Result($output);
-	}
-
-	/**
-	 * @param \OCP\Files\File|\OCP\Files\Folder $node
-	 * @return \OC_OCS_Result
-	 */
-	private function getSharedWithMe($node = null) {
-		$userShares = $this->shareManager->getSharedWith($this->currentUser->getUID(), \OCP\Share::SHARE_TYPE_USER, $node, -1, 0);
-		$groupShares = $this->shareManager->getSharedWith($this->currentUser->getUID(), \OCP\Share::SHARE_TYPE_GROUP, $node, -1, 0);
-
-		$shares = array_merge($userShares, $groupShares);
-
-		$formatted = [];
-		foreach ($shares as $share) {
-			if ($this->canAccessShare($share)) {
-				try {
-					$formatted[] = $this->formatShare($share);
-				} catch (NotFoundException $e) {
-					// Ignore this share
-				}
-			}
-		}
-
-		return new \OC_OCS_Result($formatted);
-	}
-
-	/**
-	 * @param \OCP\Files\Folder $folder
-	 * @return \OC_OCS_Result
-	 */
-	private function getSharesInDir($folder) {
-		if (!($folder instanceof \OCP\Files\Folder)) {
-			return new \OC_OCS_Result(null, 400, $this->l->t('Not a directory'));
-		}
-
-		$nodes = $folder->getDirectoryListing();
-		/** @var \OCP\Share\IShare[] $shares */
-		$shares = [];
-		foreach ($nodes as $node) {
-			$shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser->getUID(), \OCP\Share::SHARE_TYPE_USER, $node, false, -1, 0));
-			$shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser->getUID(), \OCP\Share::SHARE_TYPE_GROUP, $node, false, -1, 0));
-			$shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser->getUID(), \OCP\Share::SHARE_TYPE_LINK, $node, false, -1, 0));
-			if ($this->shareManager->outgoingServer2ServerSharesAllowed()) {
-				$shares = array_merge($shares, $this->shareManager->getSharesBy($this->currentUser->getUID(), \OCP\Share::SHARE_TYPE_REMOTE, $node, false, -1, 0));
-			}
-		}
-
-		$formatted = [];
-		foreach ($shares as $share) {
-			try {
-				$formatted[] = $this->formatShare($share);
-			} catch (NotFoundException $e) {
-				//Ignore this share
-			}
-		}
-
-		return new \OC_OCS_Result($formatted);
-	}
-
-	/**
-	 * The getShares function.
-	 *
-	 * - Get shares by the current user
-	 * - Get shares by the current user and reshares (?reshares=true)
-	 * - Get shares with the current user (?shared_with_me=true)
-	 * - Get shares for a specific path (?path=...)
-	 * - Get all shares in a folder (?subfiles=true&path=..)
-	 *
-	 * @return \OC_OCS_Result
-	 */
-	public function getShares() {
-		if (!$this->shareManager->shareApiEnabled()) {
-			return new \OC_OCS_Result();
-		}
-
-		$sharedWithMe = $this->request->getParam('shared_with_me', null);
-		$reshares = $this->request->getParam('reshares', null);
-		$subfiles = $this->request->getParam('subfiles');
-		$path = $this->request->getParam('path', null);
-
-		if ($path !== null) {
-			$userFolder = $this->rootFolder->getUserFolder($this->currentUser->getUID());
-			try {
-				$path = $userFolder->get($path);
-				$path->lock(ILockingProvider::LOCK_SHARED);
-			} catch (\OCP\Files\NotFoundException $e) {
-				return new \OC_OCS_Result(null, 404, $this->l->t('Wrong path, file/folder doesn\'t exist'));
-			} catch (LockedException $e) {
-				return new \OC_OCS_Result(null, 404, $this->l->t('Could not lock path'));
-			}
-		}
-
-		if ($sharedWithMe === 'true') {
-			$result = $this->getSharedWithMe($path);
-			if ($path !== null) {
-				$path->unlock(ILockingProvider::LOCK_SHARED);
-			}
-			return $result;
-		}
-
-		if ($subfiles === 'true') {
-			$result = $this->getSharesInDir($path);
-			if ($path !== null) {
-				$path->unlock(ILockingProvider::LOCK_SHARED);
-			}
-			return $result;
-		}
-
-		if ($reshares === 'true') {
-			$reshares = true;
-		} else {
-			$reshares = false;
-		}
-
-		// Get all shares
-		$userShares = $this->shareManager->getSharesBy($this->currentUser->getUID(), \OCP\Share::SHARE_TYPE_USER, $path, $reshares, -1, 0);
-		$groupShares = $this->shareManager->getSharesBy($this->currentUser->getUID(), \OCP\Share::SHARE_TYPE_GROUP, $path, $reshares, -1, 0);
-		$linkShares = $this->shareManager->getSharesBy($this->currentUser->getUID(), \OCP\Share::SHARE_TYPE_LINK, $path, $reshares, -1, 0);
-		$shares = array_merge($userShares, $groupShares, $linkShares);
-
-		if ($this->shareManager->outgoingServer2ServerSharesAllowed()) {
-			$federatedShares = $this->shareManager->getSharesBy($this->currentUser->getUID(), \OCP\Share::SHARE_TYPE_REMOTE, $path, $reshares, -1, 0);
-			$shares = array_merge($shares, $federatedShares);
-		}
-
-
-		$formatted = [];
-		foreach ($shares as $share) {
-			try {
-				$formatted[] = $this->formatShare($share);
-			} catch (NotFoundException $e) {
-				//Ignore share
-			}
-		}
-
-		if ($path !== null) {
-			$path->unlock(ILockingProvider::LOCK_SHARED);
-		}
-
-		return new \OC_OCS_Result($formatted);
-	}
-
-	/**
-	 * @param int $id
-	 * @return \OC_OCS_Result
-	 */
-	public function updateShare($id) {
-		if (!$this->shareManager->shareApiEnabled()) {
-			return new \OC_OCS_Result(null, 404, $this->l->t('Share API is disabled'));
-		}
-
-		try {
-			$share = $this->getShareById($id);
-		} catch (ShareNotFound $e) {
-			return new \OC_OCS_Result(null, 404, $this->l->t('Wrong share ID, share doesn\'t exist'));
-		}
-
-		$share->getNode()->lock(\OCP\Lock\ILockingProvider::LOCK_SHARED);
-
-		if (!$this->canAccessShare($share)) {
-			$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-			return new \OC_OCS_Result(null, 404, $this->l->t('Wrong share ID, share doesn\'t exist'));
-		}
-
-		$permissions = $this->request->getParam('permissions', null);
-		$password = $this->request->getParam('password', null);
-		$publicUpload = $this->request->getParam('publicUpload', null);
-		$expireDate = $this->request->getParam('expireDate', null);
-
-		/*
-		 * expirationdate, password and publicUpload only make sense for link shares
-		 */
-		if ($share->getShareType() === \OCP\Share::SHARE_TYPE_LINK) {
-			if ($permissions === null && $password === null && $publicUpload === null && $expireDate === null) {
-				$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-				return new \OC_OCS_Result(null, 400, 'Wrong or no update parameter given');
-			}
-
-			$newPermissions = null;
-			if ($publicUpload === 'true') {
-				$newPermissions = \OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE;
-			} else if ($publicUpload === 'false') {
-				$newPermissions = \OCP\Constants::PERMISSION_READ;
-			}
-
-			if ($permissions !== null) {
-				$newPermissions = (int)$permissions;
-			}
-
-			if ($newPermissions !== null &&
-				$newPermissions !== \OCP\Constants::PERMISSION_READ &&
-				$newPermissions !== (\OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE)) {
-				$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-				return new \OC_OCS_Result(null, 400, $this->l->t('Can\'t change permissions for public share links'));
-			}
-
-			if ($newPermissions === (\OCP\Constants::PERMISSION_READ | \OCP\Constants::PERMISSION_CREATE | \OCP\Constants::PERMISSION_UPDATE)) {
-				if (!$this->shareManager->shareApiLinkAllowPublicUpload()) {
-					$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-					return new \OC_OCS_Result(null, 403, $this->l->t('Public upload disabled by the administrator'));
-				}
-
-				if (!($share->getNode() instanceof \OCP\Files\Folder)) {
-					$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-					return new \OC_OCS_Result(null, 400, $this->l->t('Public upload is only possible for publicly shared folders'));
-				}
-			}
-
-			if ($newPermissions !== null) {
-				$share->setPermissions($newPermissions);
-			}
-
-			if ($expireDate === '') {
-				$share->setExpirationDate(null);
-			} else if ($expireDate !== null) {
-				try {
-					$expireDate = $this->parseDate($expireDate);
-				} catch (\Exception $e) {
-					$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-					return new \OC_OCS_Result(null, 400, $e->getMessage());
-				}
-				$share->setExpirationDate($expireDate);
-			}
-
-			if ($password === '') {
-				$share->setPassword(null);
-			} else if ($password !== null) {
-				$share->setPassword($password);
-			}
-
-		} else {
-			// For other shares only permissions is valid.
-			if ($permissions === null) {
-				$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-				return new \OC_OCS_Result(null, 400, $this->l->t('Wrong or no update parameter given'));
-			} else {
-				$permissions = (int)$permissions;
-				$share->setPermissions($permissions);
-			}
-		}
-
-		if ($permissions !== null) {
-			/* Check if this is an incomming share */
-			$incomingShares = $this->shareManager->getSharedWith($this->currentUser->getUID(), \OCP\Share::SHARE_TYPE_USER, $share->getNode(), -1, 0);
-			$incomingShares = array_merge($incomingShares, $this->shareManager->getSharedWith($this->currentUser->getUID(), \OCP\Share::SHARE_TYPE_GROUP, $share->getNode(), -1, 0));
-
-			if (!empty($incomingShares)) {
-				$maxPermissions = 0;
-				foreach ($incomingShares as $incomingShare) {
-					$maxPermissions |= $incomingShare->getPermissions();
-				}
-
-				if ($share->getPermissions() & ~$maxPermissions) {
-					$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-					return new \OC_OCS_Result(null, 404, $this->l->t('Cannot increase permissions'));
-				}
-			}
-		}
-
-
-		try {
-			$share = $this->shareManager->updateShare($share);
-		} catch (\Exception $e) {
-			$share->getNode()->unlock(ILockingProvider::LOCK_SHARED);
-			return new \OC_OCS_Result(null, 400, $e->getMessage());
-		}
-
-		$share->getNode()->unlock(\OCP\Lock\ILockingProvider::LOCK_SHARED);
-
-		return new \OC_OCS_Result($this->formatShare($share));
-	}
-
-	/**
-	 * @param \OCP\Share\IShare $share
-	 * @return bool
-	 */
-	protected function canAccessShare(\OCP\Share\IShare $share) {
-		// A file with permissions 0 can't be accessed by us. So Don't show it
-		if ($share->getPermissions() === 0) {
-			return false;
-		}
-
-		// Owner of the file and the sharer of the file can always get share
-		if ($share->getShareOwner() === $this->currentUser->getUID() ||
-			$share->getSharedBy() === $this->currentUser->getUID()
-		) {
-			return true;
-		}
-
-		// If the share is shared with you (or a group you are a member of)
-		if ($share->getShareType() === \OCP\Share::SHARE_TYPE_USER &&
-			$share->getSharedWith() === $this->currentUser->getUID()) {
-			return true;
-		}
-
-		if ($share->getShareType() === \OCP\Share::SHARE_TYPE_GROUP) {
-			$sharedWith = $this->groupManager->get($share->getSharedWith());
-			if ($sharedWith->inGroup($this->currentUser)) {
-				return true;
-			}
-		}
-
-		return false;
-	}
-
-	/**
-	 * Make sure that the passed date is valid ISO 8601
-	 * So YYYY-MM-DD
-	 * If not throw an exception
-	 *
-	 * @param string $expireDate
-	 *
-	 * @throws \Exception
-	 * @return \DateTime
-	 */
-	private function parseDate($expireDate) {
-		try {
-			$date = new \DateTime($expireDate);
-		} catch (\Exception $e) {
-			throw new \Exception('Invalid date. Format must be YYYY-MM-DD');
-		}
-
-		if ($date === false) {
-			throw new \Exception('Invalid date. Format must be YYYY-MM-DD');
-		}
-
-		$date->setTime(0,0,0);
-
-		return $date;
-	}
-
-	/**
-	 * Since we have multiple providers but the OCS Share API v1 does
-	 * not support this we need to check all backends.
-	 *
-	 * @param string $id
-	 * @return \OCP\Share\IShare
-	 * @throws ShareNotFound
-	 */
-	private function getShareById($id) {
-		$share = null;
-
-		// First check if it is an internal share.
-		try {
-			$share = $this->shareManager->getShareById('ocinternal:'.$id);
-		} catch (ShareNotFound $e) {
-			if (!$this->shareManager->outgoingServer2ServerSharesAllowed()) {
-				throw new ShareNotFound();
-			}
-
-			$share = $this->shareManager->getShareById('ocFederatedSharing:' . $id);
-		}
-
-		return $share;
-	}
-}