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<?php
/**
* @copyright Copyright (c) 2017 EITA Cooperative (eita.org.br)
*
* @author Vinicius Brand <vinicius@eita.org.br>
* @author Daniel Tygel <dtygel@eita.org.br>
*
* @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\User_LDAP;
use OC\Group\Backend;
class GroupPluginManager {
private $respondToActions = 0;
private $which = array(
Backend::CREATE_GROUP => null,
Backend::DELETE_GROUP => null,
Backend::ADD_TO_GROUP => null,
Backend::REMOVE_FROM_GROUP => null,
Backend::COUNT_USERS => null,
Backend::GROUP_DETAILS => null
);
/**
* @return int All implemented actions
*/
public function getImplementedActions() {
return $this->respondToActions;
}
/**
* Registers a group plugin that may implement some actions, overriding User_LDAP's group actions.
* @param ILDAPGroupPlugin $plugin
*/
public function register(ILDAPGroupPlugin $plugin) {
$respondToActions = $plugin->respondToActions();
$this->respondToActions |= $respondToActions;
foreach($this->which as $action => $v) {
if ((bool)($respondToActions & $action)) {
$this->which[$action] = $plugin;
\OC::$server->getLogger()->debug("Registered action ".$action." to plugin ".get_class($plugin), ['app' => 'user_ldap']);
}
}
}
/**
* Signal if there is a registered plugin that implements some given actions
* @param int $action Actions defined in \OC\Group\Backend, like Backend::REMOVE_FROM_GROUP
* @return bool
*/
public function implementsActions($actions) {
return ($actions & $this->respondToActions) == $actions;
}
/**
* Create a group
* @param string $gid Group Id
* @return string | null The group DN if group creation was successful.
* @throws \Exception
*/
public function createGroup($gid) {
$plugin = $this->which[Backend::CREATE_GROUP];
if ($plugin) {
return $plugin->createGroup($gid);
}
throw new \Exception('No plugin implements createGroup in this LDAP Backend.');
}
/**
* Delete a group
* @param string $gid Group Id of the group to delete
* @return bool
* @throws \Exception
*/
public function deleteGroup($gid) {
$plugin = $this->which[Backend::DELETE_GROUP];
if ($plugin) {
return $plugin->deleteGroup($gid);
}
throw new \Exception('No plugin implements deleteGroup in this LDAP Backend.');
}
/**
* Add a user to a group
* @param string $uid ID of the user to add to group
* @param string $gid ID of the group in which add the user
* @return bool
* @throws \Exception
*
* Adds a user to a group.
*/
public function addToGroup($uid, $gid) {
$plugin = $this->which[Backend::ADD_TO_GROUP];
if ($plugin) {
return $plugin->addToGroup($uid, $gid);
}
throw new \Exception('No plugin implements addToGroup in this LDAP Backend.');
}
/**
* Removes a user from a group
* @param string $uid ID of the user to remove from group
* @param string $gid ID of the group from which remove the user
* @return bool
* @throws \Exception
*
* removes the user from a group.
*/
public function removeFromGroup($uid, $gid) {
$plugin = $this->which[Backend::REMOVE_FROM_GROUP];
if ($plugin) {
return $plugin->removeFromGroup($uid, $gid);
}
throw new \Exception('No plugin implements removeFromGroup in this LDAP Backend.');
}
/**
* get the number of all users matching the search string in a group
* @param string $gid ID of the group
* @param string $search query string
* @return int|false
* @throws \Exception
*/
public function countUsersInGroup($gid, $search = '') {
$plugin = $this->which[Backend::COUNT_USERS];
if ($plugin) {
return $plugin->countUsersInGroup($gid,$search);
}
throw new \Exception('No plugin implements countUsersInGroup in this LDAP Backend.');
}
/**
* get an array with group details
* @param string $gid
* @return array|false
* @throws \Exception
*/
public function getGroupDetails($gid) {
$plugin = $this->which[Backend::GROUP_DETAILS];
if ($plugin) {
return $plugin->getGroupDetails($gid);
}
throw new \Exception('No plugin implements getGroupDetails in this LDAP Backend.');
}
}
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