Party member list will only contain players visible to the player

Changelog.txt

@@ -35,6 +35,7 @@ Version 2.1.0
  = (Skills) Added missing mushroom blocks to experience.yml defaults
  = (Skills) Tridents will no longer be considered unarmed
  = (MySQL) You can now inspect offline players
+ ! (Party) Party member list will only include members of the party that you can see (aren't vanished)
  ! (Skills) mcMMO skills will now be on a scale from 1-100 instead of 0-1000 (for existing mcMMO installs this is opt-in and off by default)
  ! (Skills) Skill Super Powers (Tree Feller, etc...) will now require level 10+ to use
  ! (Skills) Acrobatics' Roll exploit detection was tweaked to still allow for Roll to trigger even if it rewards no XP

src/main/java/com/gmail/nossr50/commands/party/PartyInfoCommand.java

@@ -116,8 +116,12 @@ public class PartyInfoCommand implements CommandExecutor {
     }
 
     private void displayMemberInfo(Player player, McMMOPlayer mcMMOPlayer, Party party) {
-        List<Player> nearMembers = PartyManager.getNearMembers(mcMMOPlayer);
-        int membersOnline = party.getOnlineMembers().size() - 1;
+        /*
+         * Only show members of the party that this member can see
+         */
+
+        List<Player> nearMembers = PartyManager.getNearVisibleMembers(mcMMOPlayer);
+        int membersOnline = party.getVisibleMembers(player).size() - 1;
 
         player.sendMessage(LocaleLoader.getString("Commands.Party.Members.Header"));
         player.sendMessage(LocaleLoader.getString("Commands.Party.MembersNear", nearMembers.size(), membersOnline));

src/main/java/com/gmail/nossr50/datatypes/party/Party.java

@@ -76,6 +76,19 @@ public class Party {
         return onlineMembers;
     }
 
+    public List<Player> getVisibleMembers(Player commandSender)
+    {
+        ArrayList<Player> visibleMembers = new ArrayList<>();
+
+        for(Player p : onlineMembers)
+        {
+            if(commandSender.canSee(p))
+                visibleMembers.add(p);
+        }
+
+        return visibleMembers;
+    }
+
     public List<String> getOnlinePlayerNames(CommandSender sender) {
         Player player = sender instanceof Player ? (Player) sender : null;
         List<String> onlinePlayerNames = new ArrayList<String>();

src/main/java/com/gmail/nossr50/party/PartyManager.java

@@ -128,6 +128,25 @@ public final class PartyManager {
         return nearMembers;
     }
 
+    public static List<Player> getNearVisibleMembers(McMMOPlayer mcMMOPlayer) {
+        List<Player> nearMembers = new ArrayList<Player>();
+        Party party = mcMMOPlayer.getParty();
+
+        if (party != null) {
+            Player player = mcMMOPlayer.getPlayer();
+            double range = Config.getInstance().getPartyShareRange();
+
+            for (Player member : party.getVisibleMembers(player)) {
+                if (!player.equals(member) && member.isValid() && Misc.isNear(player.getLocation(), member.getLocation(), range)) {
+                    nearMembers.add(member);
+                }
+            }
+        }
+
+        return nearMembers;
+    }
+
+
     /**
      * Get a list of all players in this player's party.
      *