111 lines
4.1 KiB
PHP
111 lines
4.1 KiB
PHP
<?php
|
|
/**
|
|
* ownCloud
|
|
*
|
|
* @author Michael Gapczynski
|
|
* @copyright 2012 Michael Gapczynski mtgap@owncloud.com
|
|
* Copyright (c) 2012 Bart Visscher <bartv@thisnet.nl>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
|
|
* License as published by the Free Software Foundation; either
|
|
* version 3 of the License, or any later version.
|
|
*
|
|
* This library 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 along with this library. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
class OC_Share_Backend_Calendar implements OCP\Share_Backend_Collection {
|
|
const FORMAT_CALENDAR = 1;
|
|
|
|
/**
|
|
* @brief Get the source of the item to be stored in the database
|
|
* @param string Item
|
|
* @param string Owner of the item
|
|
* @return mixed|array|false Source
|
|
*
|
|
* Return an array if the item is file dependent, the array needs two keys: 'item' and 'file'
|
|
* Return false if the item does not exist for the user
|
|
*
|
|
* The formatItems() function will translate the source returned back into the item
|
|
*/
|
|
public function isValidSource($itemSource, $uidOwner) {
|
|
$calendar = OC_Calendar_App::getCalendar( $itemSource );
|
|
if ($calendar || $calendar['userid'] != $uidOwner) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @brief Get a unique name of the item for the specified user
|
|
* @param string Item
|
|
* @param string|false User the item is being shared with
|
|
* @param array|null List of similar item names already existing as shared items
|
|
* @return string Target name
|
|
*
|
|
* This function needs to verify that the user does not already have an item with this name.
|
|
* If it does generate a new name e.g. name_#
|
|
*/
|
|
public function generateTarget($itemSource, $shareWith, $exclude = null) {
|
|
$calendar = OC_Calendar_App::getCalendar( $itemSource );
|
|
$user_calendars = array();
|
|
foreach(OC_Contacts_Addressbook::all($uid) as $user_calendar) {
|
|
$user_calendars[] = $user_calendar['displayname'];
|
|
}
|
|
$name = $calendar['userid']."'s ".$calendar['displayname'];
|
|
$suffix = '';
|
|
while (in_array($name.$suffix, $user_calendars)) {
|
|
$suffix++;
|
|
}
|
|
|
|
return $name.$suffix;
|
|
}
|
|
|
|
/**
|
|
* @brief Converts the shared item sources back into the item in the specified format
|
|
* @param array Shared items
|
|
* @param int Format
|
|
* @return ?
|
|
*
|
|
* 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.
|
|
*/
|
|
public function formatItems($items, $format, $parameters = null) {
|
|
$calendars = array();
|
|
if ($format == self::FORMAT_CALENDAR) {
|
|
foreach ($items as $item) {
|
|
$calendar = OC_Calendar_App::getCalendar($item['item_source'], false);
|
|
// TODO: really check $parameters['permissions'] == 'rw'/'r'
|
|
if ($parameters['permissions'] == 'rw') {
|
|
continue; // TODO
|
|
}
|
|
$calendar['displaynamename'] = $item['item_target'];
|
|
$calendar['calendarid'] = $calendar['id'];
|
|
$calendar['owner'] = $calendar['userid'];
|
|
$calendars[] = $calendar;
|
|
}
|
|
}
|
|
return $calendars;
|
|
}
|
|
|
|
public function getChildren($itemSource) {
|
|
$query = OCP\DB::prepare('SELECT `id` FROM `*PREFIX*calendar_objects` WHERE `calendarid` = ?');
|
|
$result = $query->execute(array($itemSource));
|
|
$sources = array();
|
|
while ($object = $result->fetchRow()) {
|
|
$sources[] = $object['id'];
|
|
}
|
|
return $sources;
|
|
}
|
|
|
|
} |