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<?php
/**
* Copyright (c) 2011 Jakob Sack mail@jakobsack.de
* Copyright (c) 2012 Bart Visscher <bartv@thisnet.nl>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
class OC_Connector_Sabre_Principal implements Sabre_DAVACL_IPrincipalBackend {
/**
* Returns a list of principals based on a prefix.
*
* This prefix will often contain something like 'principals'. You are only
* expected to return principals that are in this base path.
*
* You are expected to return at least a 'uri' for every user, you can
* return any additional properties if you wish so. Common properties are:
* {DAV:}displayname
*
* @param string $prefixPath
* @return array
*/
public function getPrincipalsByPrefix( $prefixPath ) {
$principals = array();
if ($prefixPath == 'principals') {
foreach(OC_User::getUsers() as $user) {
$user_uri = 'principals/'.$user;
$principals[] = array(
'uri' => $user_uri,
'{DAV:}displayname' => $user,
);
}
}
return $principals;
}
/**
* Returns a specific principal, specified by it's path.
* The returned structure should be the exact same as from
* getPrincipalsByPrefix.
*
* @param string $path
* @return array
*/
public function getPrincipalByPath($path) {
list($prefix, $name) = explode('/', $path);
if ($prefix == 'principals' && OC_User::userExists($name)) {
return array(
'uri' => 'principals/'.$name,
'{DAV:}displayname' => $name,
);
}
return null;
}
/**
* Returns the list of members for a group-principal
*
* @param string $principal
* @return array
*/
public function getGroupMemberSet($principal) {
// TODO: for now the group principal has only one member, the user itself
$principal = $this->getPrincipalByPath($principal);
if (!$principal) {
throw new Sabre_DAV_Exception('Principal not found');
}
return array(
$principal['uri']
);
}
/**
* Returns the list of groups a principal is a member of
*
* @param string $principal
* @return array
*/
public function getGroupMembership($principal) {
list($prefix, $name) = Sabre_DAV_URLUtil::splitPath($principal);
$group_membership = array();
if ($prefix == 'principals') {
$principal = $this->getPrincipalByPath($principal);
if (!$principal) {
throw new Sabre_DAV_Exception('Principal not found');
}
// TODO: for now the user principal has only its own groups
return array(
'principals/'.$name.'/calendar-proxy-read',
'principals/'.$name.'/calendar-proxy-write',
// The addressbook groups are not supported in Sabre,
// see http://groups.google.com/group/sabredav-discuss/browse_thread/thread/ef2fa9759d55f8c#msg_5720afc11602e753
//'principals/'.$name.'/addressbook-proxy-read',
//'principals/'.$name.'/addressbook-proxy-write',
);
}
return $group_membership;
}
/**
* Updates the list of group members for a group principal.
*
* The principals should be passed as a list of uri's.
*
* @param string $principal
* @param array $members
* @return void
*/
public function setGroupMemberSet($principal, array $members) {
throw new Sabre_DAV_Exception('Setting members of the group is not supported yet');
}
function updatePrincipal($path, $mutations) {
return 0;
}
function searchPrincipals($prefixPath, array $searchProperties) {
return array();
}
}
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