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<?php
/**
* @author Björn Schießle <schiessle@owncloud.com>
* @author Joas Schilling <nickvergessen@owncloud.com>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Robin McCorkell <robin@mccorkell.me.uk>
*
* @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/>
*
*/
// use OCP namespace for all classes that are considered public.
// This means that they should be used by apps instead of the internal ownCloud classes
namespace OCP;
/**
* Interface that apps must implement to share content.
* @since 5.0.0
*/
interface Share_Backend {
/**
* Check if this $itemSource exist for the user
* @param string $itemSource
* @param string $uidOwner Owner of the item
* @return boolean|null Source
*
* Return false if the item does not exist for the user
* @since 5.0.0
*/
public function isValidSource($itemSource, $uidOwner);
/**
* Get a unique name of the item for the specified user
* @param string $itemSource
* @param string|false $shareWith User the item is being shared with
* @param array|null $exclude List of similar item names already existing as shared items @deprecated since version OC7
* @return string Target name
*
* This function needs to verify that the user does not already have an item with this name.
* If it does generate a new name e.g. name_#
* @since 5.0.0
*/
public function generateTarget($itemSource, $shareWith, $exclude = null);
/**
* Converts the shared item sources back into the item in the specified format
* @param array $items Shared items
* @param int $format
* @return array
*
* The items array is a 3-dimensional array with the item_source as the
* first key and the share id as the second key to an array with the share
* info.
*
* The key/value pairs included in the share info depend on the function originally called:
* If called by getItem(s)Shared: id, item_type, item, item_source,
* share_type, share_with, permissions, stime, file_source
*
* If called by getItem(s)SharedWith: id, item_type, item, item_source,
* item_target, share_type, share_with, permissions, stime, file_source,
* file_target
*
* This function allows the backend to control the output of shared items with custom formats.
* It is only called through calls to the public getItem(s)Shared(With) functions.
* @since 5.0.0
*/
public function formatItems($items, $format, $parameters = null);
/**
* Check if a given share type is allowd by the back-end
*
* @param int $shareType share type
* @return boolean
*
* The back-end can enable/disable specific share types. Just return true if
* the back-end doesn't provide any specific settings for it and want to allow
* all share types defined by the share API
* @since 8.0.0
*/
public function isShareTypeAllowed($shareType);
}
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