internal void RemoveMembers(int groupId, IEnumerable <int> groupIds, IEnumerable <int> userIds, IEnumerable <int> parentGroupIds)
{
SecurityGroup group;
if (!this.Groups.TryGetValue(groupId, out group))
{
return;
}
if (userIds != null)
{
foreach (var userId in userIds)
{
group.UserMemberIds.Remove(userId);
Flattener.RemoveUserFromGroup(userId, group, this.Membership, this.Groups);
}
}
// support list for refreshing flattened membership
List <int> allUsers;
List <int> allParents;
if (groupIds != null)
{
var memberGroups = group.Groups.Where(x => groupIds.Contains(x.Id)).ToArray();
foreach (var memberGroup in memberGroups)
{
allUsers = Flattener.GetAllUserIds(memberGroup);
allParents = Flattener.GetAllParentGroupIdsInclusive(memberGroup);
memberGroup.ParentGroups.Remove(group);
group.Groups.Remove(memberGroup);
// refresh flattening
Flattener.DeleteGroup(memberGroup, allUsers, allParents, this.Groups, this.Membership);
}
}
if (parentGroupIds != null)
{
var parentGroups = group.ParentGroups.Where(x => parentGroupIds.Contains(x.Id)).ToArray();
foreach (var parentGroup in parentGroups)
{
allUsers = Flattener.GetAllUserIds(parentGroup);
allParents = Flattener.GetAllParentGroupIdsInclusive(parentGroup);
parentGroup.Groups.Remove(group);
group.ParentGroups.Remove(parentGroup);
// refresh flattening
Flattener.DeleteGroup(parentGroup, allUsers, allParents, this.Groups, this.Membership);
}
}
}