Add npc support sorta

Horse Isle Server/Horse Isle Server/Client.cs

@@ -163,6 +163,9 @@ namespace Horse_Isle_Server
                     case PacketBuilder.PACKET_ITEM_INTERACTION:
                         Server.OnItemInteraction(this,Packet);
                         break;
+                    case PacketBuilder.PACKET_NPC:
+                        Server.OnNpcInteraction(this, Packet);
+                        break;
                     default:
                         Logger.ErrorPrint("Unimplemented Packet: " + BitConverter.ToString(Packet).Replace('-', ' '));
                         break;

Horse Isle Server/Horse Isle Server/Gamedata.cs

@@ -247,7 +247,6 @@ namespace Horse_Isle_Server
                     for (int iii = 0; iii < totalNpcReply; iii++)
                     {
                         Npc.NpcReply npcReply = new Npc.NpcReply();
-                        npcReply.RandomId = RandomID.NextRandomId();
                         npcReply.Id = gameData.npc_list[i].chatpoints[ii].replies[iii].reply_id;
                         npcReply.ReplyText = gameData.npc_list[i].chatpoints[ii].replies[iii].reply_text;
                         npcReply.GotoChatpoint = gameData.npc_list[i].chatpoints[ii].replies[iii].goto_chatpoint;
@@ -367,7 +366,12 @@ namespace Horse_Isle_Server
             Messages.ItemConsumeButton = gameData.messages.meta.inventory.item_consume_button;
             Messages.ItemUseButton = gameData.messages.meta.inventory.item_use_button;
             Messages.ItemReadButton = gameData.messages.meta.inventory.item_read_button;
-            
+
+            // Npc
+
+            Messages.NpcStartChatFormat = gameData.messages.npc.start_chat_format;
+            Messages.NpcChatpointFormat = gameData.messages.npc.chatpoint_format;
+            Messages.NpcReplyFormat = gameData.messages.npc.reply_format;
 
             // Map Data
 

Horse Isle Server/Horse Isle Server/Messages.cs

@@ -75,6 +75,11 @@ namespace Horse_Isle_Server
         public static string ItemUseButton;
         public static string ItemReadButton;
 
+        // Npc
+        public static string NpcStartChatFormat;
+        public static string NpcChatpointFormat;
+        public static string NpcReplyFormat;
+
         // Meta
         public static string IsleFormat;
         public static string TownFormat;
@@ -82,6 +87,8 @@ namespace Horse_Isle_Server
         public static string LocationFormat;
         public static string TransportFormat;
 
+       
+
         public static string NearbyPlayers;
         public static string North;
         public static string East;
@@ -104,6 +111,20 @@ namespace Horse_Isle_Server
         public static string BoatCutscene;
         public static string WagonCutscene;
         public static string BallonCutscene;
+        public static string FormatNpcChatpoint(string name, string shortDescription, string chatText)
+        {
+            return NpcChatpointFormat.Replace("%NAME%", name).Replace("%DESCRIPTION%", shortDescription).Replace("%TEXT%", chatText);
+        }
+
+        public static string FormatNpcReply(string replyText, int replyId)
+        {
+            return NpcReplyFormat.Replace("%TEXT%", replyText).Replace("%ID%", replyId.ToString());
+        }
+
+        public static string FormatNpcStartChatMessage(int iconId, string name, string shortDescription, int npcId)
+        {
+            return NpcStartChatFormat.Replace("%ICONID%", iconId.ToString()).Replace("%NAME%", name).Replace("%DESCRIPTION%", shortDescription).Replace("%ID%", npcId.ToString());
+        }
 
         public static string FormatGlobalChatViolationMessage(Chat.Reason violationReason)
         {

Horse Isle Server/Horse Isle Server/Meta.cs

@@ -124,6 +124,12 @@ namespace Horse_Isle_Server
             if (specialTile.Description != null && specialTile.Description != "")
                 message += specialTile.Description;
 
+            Npc.NpcEntry[] entries = Npc.GetNpcByXAndY(specialTile.X, specialTile.Y);
+            if(entries.Length > 0)
+                message += Messages.Seperator;
+            foreach(Npc.NpcEntry ent in entries)
+                message += Messages.FormatNpcStartChatMessage(ent.IconId, ent.Name, ent.ShortDescription, ent.Id);
+
             if (specialTile.Code == null)
                 message += buildCommonInfo(specialTile.X, specialTile.Y);
             if (specialTile.Code == "TRANSPORT")
@@ -135,6 +141,8 @@ namespace Horse_Isle_Server
             if (specialTile.ExitX != 0 && specialTile.ExitY != 0)
                 message += Messages.ExitThisPlace + Messages.MetaTerminator;
 
+            Logger.DebugPrint(message);
+
             return message;
         }
 
@@ -175,14 +183,31 @@ namespace Horse_Isle_Server
 
             message += Messages.BackToMap;
             message += Messages.MetaTerminator;
-            Logger.DebugPrint(message);
             return message;
         }
+        public static string BuildChatpoint(Npc.NpcEntry npc, Npc.NpcChat chatpoint)
+        {
+            string message = "";
+            message += Messages.FormatNpcChatpoint(npc.Name, npc.ShortDescription, chatpoint.ChatText);
+            foreach(Npc.NpcReply reply in chatpoint.Replies)
+            {
+                message += Messages.FormatNpcReply(reply.ReplyText, reply.Id);
+            }
+            return message;
+        }
+
         public static string BuildMetaInfo(int x, int y)
         {
             string message = "";
             message += buildLocationString(x, y);
 
+            Npc.NpcEntry[] entries = Npc.GetNpcByXAndY(x, y);
+            if (entries.Length > 0)
+                message += Messages.Seperator;
+            foreach (Npc.NpcEntry ent in entries)
+                message += Messages.FormatNpcStartChatMessage(ent.IconId, ent.Name, ent.ShortDescription, ent.Id);
+
+
             message += buildCommonInfo(x, y);
             return message;
         }

Horse Isle Server/Horse Isle Server/Npc.cs

@@ -10,7 +10,6 @@ namespace Horse_Isle_Server
     {
         public struct NpcReply
         {
-            public int RandomId;
             public int Id;
             public string ReplyText;
             public int GotoChatpoint;
@@ -50,28 +49,28 @@ namespace Horse_Isle_Server
 
         public static List<NpcEntry> NpcList = new List<NpcEntry>();
 
-        public NpcReply GetNpcReply(NpcEntry npc, int randomid)
+        public NpcReply GetNpcReply(NpcEntry npc, int id)
         {
 
             foreach (NpcChat chatpoint in npc.Chatpoints)
             {
                 foreach (NpcReply reply in chatpoint.Replies)
                 {
-                    if (reply.RandomId == randomid)
+                    if (reply.Id == id)
                         return reply;
                 }
             }
-            throw new KeyNotFoundException("Npc reply with " + randomid + " not found!");
+            throw new KeyNotFoundException("Npc reply with " + id + " not found!");
         }
 
-        public static NpcReply GetNpcReply(NpcChat chatpoint, int randomid)
+        public static NpcReply GetNpcReply(NpcChat chatpoint, int id)
         {
             foreach(NpcReply reply in chatpoint.Replies)
             {
-                if (reply.RandomId == randomid)
+                if (reply.Id == id)
                     return reply;
             }
-            throw new KeyNotFoundException("Npc reply with " + randomid + " not found!");
+            throw new KeyNotFoundException("Npc reply with " + id + " not found!");
         }
         public static NpcEntry GetNpcById(int id)
         {
@@ -83,14 +82,16 @@ namespace Horse_Isle_Server
             throw new KeyNotFoundException("Npc id: " + id + " not found!");
         }
 
-        public static NpcEntry GetNpcByXAndY(int x, int y)
+        public static NpcEntry[] GetNpcByXAndY(int x, int y)
         {
+            List<NpcEntry> npcs = new List<NpcEntry>();
+
             foreach(NpcEntry npc in NpcList)
             {
                 if (npc.X == x && npc.Y == y)
-                    return npc;
+                    npcs.Add(npc);
             }
-            throw new KeyNotFoundException("Npc at X " + x + ", Y " + y + " not found!");
+            return npcs.ToArray();
         }
 
     }

Horse Isle Server/Horse Isle Server/PacketBuilder.cs

@@ -31,9 +31,10 @@ namespace Horse_Isle_Server
         public const byte PACKET_TRANSPORT = 0x29;
         public const byte PACKET_KICK = 0x80;
         public const byte PACKET_LEAVE = 0x7D;
-
+        public const byte PACKET_NPC = 0x28;
         public const byte PACKET_PLAYERINFO = 0x16;
 
+        public const byte NPC_START_CHAT = 0x14;
 
         public const byte PLAYERINFO_LEAVE = 0x16;
         public const byte PLAYERINFO_UPDATE_OR_CREATE = 0x15;

Horse Isle Server/Horse Isle Server/Server.cs

@@ -297,7 +297,45 @@ namespace Horse_Isle_Server
 
             Update(sender);
         }
+        public static void OnNpcInteraction(Client sender, byte[] packet)
+        {
+            if (!sender.LoggedIn)
+            {
+                Logger.ErrorPrint(sender.RemoteIp + " Sent npc interaction packet when not logged in.");
+                return;
+            }
+            if (packet.Length < 3)
+            {
+                Logger.ErrorPrint(sender.RemoteIp + " Sent an invalid npc interaction packet.");
+                return;
+            }
+            byte action = packet[1];
+            if(action == PacketBuilder.NPC_START_CHAT)
+            {
 
+                string packetStr = Encoding.UTF8.GetString(packet);
+                string number = packetStr.Substring(2, packetStr.Length - 4);
+                int chatId = 0;
+                try
+                {
+                    chatId = int.Parse(number);
+                }
+                catch(InvalidOperationException)
+                {
+                    Logger.ErrorPrint(sender.LoggedinUser.Username + " Tried to use a transport with id that is NaN.");
+                    return;
+                }
+
+                Npc.NpcEntry entry = Npc.GetNpcById(chatId);
+                string metaInfo = Meta.BuildChatpoint(entry, entry.Chatpoints[0]);
+                byte[] metaPacket = PacketBuilder.CreateMetaPacket(metaInfo);
+                sender.SendPacket(metaPacket);
+            }
+            else
+            {
+                Logger.ErrorPrint("Unknown npc interaction! - Packet Dump: " + BitConverter.ToString(packet).Replace('-', ' '));
+            }
+        }
         public static void OnTransportUsed(Client sender, byte[] packet)
         {
             if (!sender.LoggedIn)
@@ -322,7 +360,7 @@ namespace Horse_Isle_Server
             }
             catch(InvalidOperationException)
             {
-                Logger.ErrorPrint(sender.RemoteIp + " Tried to use a transport with id that is NaN.");
+                Logger.ErrorPrint(sender.LoggedinUser.Username + " Tried to use a transport with id that is NaN.");
                 return;
             }
             try

WebInterface/game-site/config.php

@@ -0,0 +1,4 @@
+<?php
+$server_ip = '127.0.0.1';
+$server_port = 12321;
+?>

WebInterface/game-site/horseisle.php

@@ -1,3 +1,6 @@
+<?php
+	include("config.php");
+?>
 <html lang="en">
 <head>
 <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />