// Note (arnec): GetSeatRecommendations cannot be unit tested because it calls into PermissionsBL.GetRoles(), which calls into
// DekiContext
public IEnumerable <UserBE> GetSeatRecommendations(XDoc license, uint?offset, uint?limit, out uint totalCount, out uint queryCount)
{
if (!IsSeatLicensingEnabled(license))
{
throw new MindTouchLicenseSeatLicensingNotInUseException();
}
var pointsByUserId = new Dictionary <ulong, ushort>();
// return all enabled users
var usersById = _dataSession.Users_GetBySeat(false).ToDictionary(u => u.ID, true);
// return all groups (and their member users)
var groups = _dataSession.Groups_GetByQuery(null, null, SortDirection.UNDEFINED, GroupsSortField.UNDEFINED, null, null, out totalCount, out queryCount);
ulong unseatedMask = GetUnseatedUserMask(license);
// get all roles and filter by those that have revoked operations
var roles = from r in PermissionsBL.GetRoles()
where (r.PermissionFlags & unseatedMask) != r.PermissionFlags
select r.ID;
// add up points for membership to group that has a selected role
foreach (var group in groups)
{
if (ArrayUtil.IsNullOrEmpty(group.UserIdsList))
{
continue;
}
if (roles.Contains(group.RoleId))
{
// group has one of the preselected roles.
foreach (uint userId in group.UserIdsList)
{
if (pointsByUserId.ContainsKey(userId))
{
pointsByUserId[userId] += POINTS_FOR_GROUP_MEMBERSHIP;
}
else
{
pointsByUserId[userId] = POINTS_FOR_GROUP_MEMBERSHIP;
}
}
}
}
// points from having a revoked role directly
foreach (UserBE user in usersById.Values)
{
if (roles.Contains(user.RoleId))
{
if (pointsByUserId.ContainsKey(user.ID))
{
pointsByUserId[user.ID] += POINTS_FOR_USER_ROLE;
}
else
{
pointsByUserId[user.ID] = POINTS_FOR_USER_ROLE;
}
}
}
// filter out users without points; sort by points; map back to user objects
var ret = (from up in pointsByUserId
where usersById.ContainsKey((uint)up.Key) && up.Value >= POINTS_FOR_RECOMMENDATION
orderby up.Value descending, usersById[(uint)up.Key].Name
select usersById[(uint)up.Key])
.ToArray();
queryCount = totalCount = (uint)ret.Count();
// apply offset and limit and recalculate querycount
if (offset != null || limit != null)
{
ret = ret.Skip((int)(offset ?? 0)).Take((int)(limit ?? Int32.MaxValue)).ToArray();
queryCount = (uint)ret.Count();
}
return(ret);
}
