+ // Allow forced nick changes.
+ if (user->GetExt("NICKForced"))
+ return 0;
+
+ for (UCListIter i = user->chans.begin(); i != user->chans.end(); i++)
+ {
+ Channel* curr = i->first;
+
+ if (CHANOPS_EXEMPT(ServerInstance, 'N') && curr->GetStatus(user) == STATUS_OP)
+ continue;
+
+ if (curr->IsModeSet('N') || curr->GetExtBanStatus(user, 'N') < 0)
+ {
+ user->WriteNumeric(ERR_CANTCHANGENICK, "%s :Can't change nickname while on %s (+N is set)", user->nick.c_str(), curr->name.c_str());
+ return 1;
+ }
+ }
+
+ return 0;
+ }
+};