public IViewComponentResult Invoke(string subName, Guid?subId, bool showSearch, bool showCreateSub, bool showSubmit)
{
var model = new SidebarViewModel();
model.ShowSearch = showSearch;
model.ShowCreateSub = showCreateSub;
model.ShowSubmit = showSubmit;
var currentUser = _userContext.CurrentUser;
if (subId.HasValue)
{
model.CurrentSub = _subWrapper.Wrap(_subDao.GetSubById(subId.Value), _userContext.CurrentUser);
}
else if (!string.IsNullOrEmpty(subName))
{
model.CurrentSub = _subWrapper.Wrap(_subDao.GetSubByName(subName), _userContext.CurrentUser);
}
if (model.CurrentSub != null)
{
if (_userContext.CurrentUser != null)
{
model.Permissions = _moderationDao.GetUserPermissionsForSub(_userContext.CurrentUser, model.CurrentSub.Sub.Id);
}
if (!model.IsModerator)
{
// we only show list of mods if the requesting user is not a mod of this sub
model.Moderators = _membershipDao.GetUsersByIds(_moderationDao.GetAllModsForSub(model.CurrentSub.Sub.Id).Select(x => x.UserId).ToList());
}
// get the number of active users currently viewing this sub.
// for normal users, this number may be fuzzed (if low enough) for privacy reasons.
if (_userContext.CurrentUser != null && _userContext.CurrentUser.IsAdmin)
{
model.NumberOfActiveUsers = _subActivityDao.GetActiveNumberOfUsersForSub(model.CurrentSub.Sub.Id);
}
else
{
bool wasFuzzed;
model.NumberOfActiveUsers = _subActivityDao.GetActiveNumberOfUsersForSubFuzzed(model.CurrentSub.Sub.Id, out wasFuzzed);
model.IsNumberOfActiveUsersFuzzed = wasFuzzed;
}
}
if (model.ShowCreateSub)
{
if (currentUser != null)
{
var age = Common.CurrentTime() - currentUser.CreatedDate;
if (currentUser.IsAdmin || age.TotalDays >= _subSettings.Settings.MinUserAgeCreateSub)
{
model.CanCreateSub = true;
}
}
}
return(View(model));
}
public List <SubUserBanWrapped> Wrap(List <SubUserBan> items)
{
var users = _membershipDao.GetUsersByIds(
items.Select(x => x.UserId).Union(items.Select(x => x.BannedBy)).Distinct().ToList())
.ToDictionary(x => x.Id, x => x);
return(items.Select(x =>
{
var wrapped = new SubUserBanWrapped(x)
{
User = users.ContainsKey(x.UserId) ? users[x.UserId] : null,
BannedBy = users.ContainsKey(x.BannedBy) ? users[x.BannedBy] : null
};
return wrapped;
})
.ToList());
}
public List <ModeratorInviteWrapped> Wrap(List <ModeratorInvite> invites, User currentUser = null)
{
var items = invites.Select(x => new ModeratorInviteWrapped(x)).ToList();
var users = _membershipDao.GetUsersByIds(invites.Select(x => x.UserId).Distinct().ToList()).ToDictionary(x => x.Id, x => x);
var subs = _subDao.GetSubsByIds(invites.Select(x => x.SubId).Distinct().ToList()).ToDictionary(x => x.Id, x => x);
var subModeratorInfo = currentUser != null?subs.Keys.ToDictionary(x => x, x => _moderationDao.GetModeratorInfoForUserInSub(currentUser.Id, x)) : new Dictionary <Guid, Moderator>();
foreach (var item in items)
{
item.Sub = subs[item.ModeratorInvite.SubId];
item.User = users[item.ModeratorInvite.UserId];
if (currentUser == null)
{
item.CanRemove = false;
}
else
{
if (item.User.Id == currentUser.Id)
{
// we can remove ourself
item.CanRemove = true;
// but we can't change our permissions
item.CanChangePermissions = false;
}
else if (currentUser.IsAdmin)
{
// admins can always remove people and change permissions
item.CanRemove = true;
item.CanChangePermissions = true;
}
else
{
var currentModeratorInfo = subModeratorInfo.ContainsKey(item.Sub.Id)
? subModeratorInfo[item.Sub.Id]
: null;
if (currentModeratorInfo != null)
{
// only users with "all" permission can change invite permissions
if (currentModeratorInfo.Permissions.HasPermission(ModeratorPermissions.All))
{
item.CanRemove = true;
item.CanChangePermissions = true;
}
else
{
item.CanRemove = false;
item.CanChangePermissions = false;
}
}
else
{
// the user is not a moderator in this sub
item.CanRemove = false;
item.CanChangePermissions = false;
}
}
}
}
return(items);
}