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<?php
namespace Kanboard\Core\User;
use Kanboard\Core\Base;
/**
* Group Synchronization
*
* @package user
* @author Frederic Guillot
*/
class GroupSync extends Base
{
/**
* Synchronize group membership
*
* @access public
* @param integer $userId
* @param array $externalGroupIds
*/
public function synchronize($userId, array $externalGroupIds)
{
$userGroups = $this->groupMember->getGroups($userId);
$this->addGroups($userId, $userGroups, $externalGroupIds);
$this->removeGroups($userId, $userGroups, $externalGroupIds);
}
/**
* Add missing groups to the user
*
* @access protected
* @param integer $userId
* @param array $userGroups
* @param array $externalGroupIds
*/
protected function addGroups($userId, array $userGroups, array $externalGroupIds)
{
$userGroupIds = array_column($userGroups, 'external_id', 'external_id');
foreach ($externalGroupIds as $externalGroupId) {
if (! isset($userGroupIds[$externalGroupId])) {
$group = $this->group->getByExternalId($externalGroupId);
if (! empty($group)) {
$this->groupMember->addUser($group['id'], $userId);
}
}
}
}
/**
* Remove groups from the user
*
* @access protected
* @param integer $userId
* @param array $userGroups
* @param array $externalGroupIds
*/
protected function removeGroups($userId, array $userGroups, array $externalGroupIds)
{
foreach ($userGroups as $userGroup) {
if (! empty($userGroup['external_id']) && ! in_array($userGroup['external_id'], $externalGroupIds)) {
$this->groupMember->removeUser($userGroup['id'], $userId);
}
}
}
}
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