Antispam (#232)

* Antispam

* Add cvar

Content.Server/Chat/Managers/ChatManager.cs

@@ -5,6 +5,7 @@ using Content.Server.Administration.Logs;
 using Content.Server.Administration.Managers;
 using Content.Server.Administration.Systems;
 using Content.Server.MoMMI;
+using Content.Server.Players;
 using Content.Server.Preferences.Managers;
 using Content.Server.UtkaIntegration;
 using Content.Server.White.Sponsors;
@@ -13,6 +14,7 @@ using Content.Shared.CCVar;
 using Content.Shared.Chat;
 using Content.Shared.Database;
 using Content.Shared.Mind;
+using Content.Shared.White;
 using Robust.Server.Player;
 using Robust.Shared.Configuration;
 using Robust.Shared.Network;
@@ -62,6 +64,7 @@ namespace Content.Server.Chat.Managers
         private bool _adminOocEnabled = true;
 
         private readonly Dictionary<NetUserId, ChatUser> _players = new();
+        private Dictionary<NetUserId, string> _lastMessages = new();
 
         public void Initialize()
         {
@@ -201,6 +204,29 @@ namespace Content.Server.Chat.Managers
 
             _utkaSocketWrapper.SendMessageToAll(asayEventMessage);
         }
+
+        public bool TrySendNewMessage(ICommonSession session, string newMessage)
+        {
+            if (!_configurationManager.GetCVar(WhiteCVars.ChatAntispam))
+                return true;
+
+            if (_lastMessages.TryGetValue(session.Data.UserId, out var value))
+            {
+                if (value == newMessage)
+                {
+                    DispatchServerMessage(session, "Не повторяйте сообщение.");
+                    return false;
+                }
+
+                _lastMessages[session.Data.UserId] = newMessage;
+            }
+            else
+            {
+                _lastMessages.Add(session.Data.UserId, newMessage);
+            }
+
+            return true;
+        }
         //WD-EDIT
 
         #endregion
@@ -254,6 +280,9 @@ namespace Content.Server.Chat.Managers
                 return;
             }
 
+            if (!TrySendNewMessage(player, message)) // WD
+                return;
+
             Color? colorOverride = null;
             var wrappedMessage = Loc.GetString("chat-manager-send-ooc-wrap-message", ("playerName",player.Name), ("message", FormattedMessage.EscapeText(message)));
             if (_adminManager.HasAdminFlag(player, AdminFlags.Admin))

Content.Server/Chat/Managers/IChatManager.cs

@@ -21,7 +21,12 @@ namespace Content.Server.Chat.Managers
         void TrySendOOCMessage(ICommonSession player, string message, OOCChatType type);
 
         void SendHookOOC(string sender, string message);
-        void SendHookAdminChat(string sender, string message); // WD-EDIT
+
+        // WD-EDIT
+        void SendHookAdminChat(string sender, string message);
+        bool TrySendNewMessage(ICommonSession session, string newMessage);
+        // WD-EDIT
+
         void SendAdminAnnouncement(string message);
         void SendAdminAlert(string message);
         void SendAdminAlert(EntityUid player, string message);

Content.Server/Chat/Systems/ChatSystem.cs

@@ -6,6 +6,10 @@ using Content.Server.Chat.Managers;
 using Content.Server.GameTicking;
 using Content.Server.Speech.Components;
 using Content.Server.Speech.EntitySystems;
+using Content.Server.Ghost.Components;
+using Content.Server.Players;
+using Content.Server.Popups;
+using Content.Server.Speech.Components;
 using Content.Server.Station.Components;
 using Content.Server.Station.Systems;
 using Content.Server.UtkaIntegration;
@@ -245,6 +249,10 @@ public sealed partial class ChatSystem : SharedChatSystem
         if (string.IsNullOrEmpty(message))
             return;
 
+        if (desiredType != InGameICChatType.Emote && player is not null &&
+            !_chatManager.TrySendNewMessage(player, message)) // WD
+            return;
+
         // This message may have a radio prefix, and should then be whispered to the resolved radio channel
         if (checkRadioPrefix)
         {
@@ -302,6 +310,9 @@ public sealed partial class ChatSystem : SharedChatSystem
         if (!_critLoocEnabled && _mobStateSystem.IsCritical(source))
             return;
 
+        if (!_chatManager.TrySendNewMessage(player, message)) // WD
+            return;
+
         switch (sendType)
         {
             case InGameOOCChatType.Dead:

Content.Server/White/Commands/AntispamCommand.cs

@@ -0,0 +1,35 @@
+using Content.Server.Administration;
+using Content.Server.Chat.Managers;
+using Content.Shared.Administration;
+using Content.Shared.CCVar;
+using Content.Shared.White;
+using Robust.Shared.Configuration;
+using Robust.Shared.Console;
+
+namespace Content.Server.White.Commands;
+
+[AdminCommand(AdminFlags.Admin)]
+public sealed class AntispamCommand : IConsoleCommand
+{
+    public string Command => "setantispam";
+    public string Description => "Переключает антиспам систему.";
+    public string Help => "setantispam <bool>";
+
+    [Dependency] private readonly IConfigurationManager _cfg = default!;
+
+    public void Execute(IConsoleShell shell, string argStr, string[] args)
+    {
+        if (args.Length != 1 || !bool.TryParse(args[0], out var value))
+        {
+            shell.WriteError($"{args[0]} is not a valid boolean.");
+            return;
+        }
+
+        _cfg.SetCVar(WhiteCVars.ChatAntispam, value);
+
+        var toggle = value ? "включил" : "выключил";
+        var announce = $"{shell.Player?.Name} {toggle} антиспам систему";
+
+        IoCManager.Resolve<IChatManager>().DispatchServerAnnouncement(announce, Color.Red);
+    }
+}

Content.Shared/White/WhiteCVars.cs

@@ -19,6 +19,13 @@ public sealed class WhiteCVars
     public static readonly CVarDef<bool> ChatSlangFilter =
         CVarDef.Create("ic.slang_filter", true, CVar.SERVER | CVar.REPLICATED | CVar.ARCHIVE);
 
+    /*
+ * Antispam
+    */
+
+    public static readonly CVarDef<bool> ChatAntispam =
+        CVarDef.Create("ic.antispam", true, CVar.SERVER | CVar.REPLICATED | CVar.ARCHIVE);
+
     /*
  * Sponsors
     */