fixed message forwarding:

- messages to open lists are always accepted and sent to all subscribers
- messages to normal lists are accepted from subscribers and sent to all subscribers
- messages to moderated lists are accepted only from mods and sent to all subscribers
- messages to moderated lists are from non-mod subscribers are forwarded to the mods
- all other messages are retained

src/main/java/de/srsoftware/widerhall/web/Rest.java

@@ -94,10 +94,15 @@ public class Rest extends HttpServlet {
         if (!allowed) return Map.of(ERROR,"You are not allowed to remove this list!");
         try {
             list.hide(true).enable(false).openForGuests(false).openForSubscribers(false);
-            for (ListMember member : list.members()) { // drop all list members except for owner
-                if (!member.isOwner()) member.unsubscribe();
-            }
-        } catch (SQLException e) {
+            list.members().forEach(listMember -> {
+                try {
+                    listMember.unsubscribe();
+                } catch (SQLException e) {
+                    throw new RuntimeException(e);
+                }
+            });
+
+        } catch (Exception e) {
             LOG.debug("Disabling and hiding of {} failed",list.email(),e);
         }
         return Map.of(SUCCESS,t("List {} disabled, closed for subscribers and hidden. Members have been removed.",list.email()));
@@ -338,7 +343,6 @@ public class Rest extends HttpServlet {
         if (!list.membersMayBeListedBy(user)) Map.of(ERROR,t("You are not allowed to list members of '{}'",list.email()));
         try {
             var members = list.members()
-                    .stream()
                     .map(ListMember::safeMap)
                     .toList();
             return Map.of(MEMBERS,members,LIST,list.minimalMap());