op: 10!

README.MD

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+# Discord Relay for Garry's Mod
+
+### How to install:
+1. Install [GWSocket](https://github.com/FredyH/GWSockets/releases/) module
+2. Install [CHTTP](https://github.com/timschumi/gmod-chttp/releases) module
+3. Install this addon
+4. Configurate in discord-realy/lua/cl_config.lua and discord-realy/lua/sv_config.lua
+5. Done! Restart server

lua/autorun/init.lua

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+if SERVER then 
+	include("sv_config.lua")
+	include("relay/sv_msgSend.lua")
+	include("relay/sv_msgGet.lua")
+
+	AddCSLuaFile('cl_config.lua')
+	AddCSLuaFile('relay/cl_msgReceive.lua')
+
+	print( "----------------------\n" )
+	print( "DISCORD RELAY LOADED!\n" )
+	print( "----------------------" )
+end
+
+if CLIENT then 
+	include('cl_config.lua')
+	include('relay/cl_msgReceive.lua')
+end

lua/cl_config.lua

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+Discord = {
+	-- In CLIENT chat
+	['prefix'] = "Discord",
+
+	['prefixClr'] = Color(88, 101, 242),
+}

lua/relay/cl_msgReceive.lua

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+net.Receive("!!discord-receive", function()
+	local msg = net.ReadTable()
+
+	chat.AddText( Discord.prefixClr, "["..Discord.prefix.."] ", Color(255, 255, 255), msg.author..": ", msg.content)
+end)

lua/relay/sv_msgGet.lua

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+require("gwsockets")
+util.AddNetworkString("!!discord-receive")
+
+Discord.isSocketReloaded = false
+
+if Discord.socket != nil then Discord.isSocketReloaded = true; Discord.socket:closeNow(); end
+
+Discord.socket = Discord.socket or GWSockets.createWebSocket("wss://gateway.discord.gg/?encoding=json", true)
+local socket = Discord.socket
+
+local function broadcastMsg(msg)
+    print('[Discord] ' .. msg.author..': '.. msg.content)
+
+    net.Start("!!discord-receive")
+        net.WriteTable(msg)
+    net.Broadcast()
+end
+
+local function heartbeat()
+    socket:write([[
+    {
+        "op": 1,
+        "d": null
+    }
+    ]])
+end
+
+local function createHeartbeat()
+    timer.Create('!!discord_hearbeat', 10, 0, function()
+        socket:write([[
+        {
+            "op": 1,
+            "d": null
+        }
+        ]])
+    end)
+end
+
+function socket:onMessage(txt)
+    local resp = util.JSONToTable(txt)
+    if Discord.debug then 
+        print("[Discord] Received: ")
+        PrintTable(resp)
+    end
+
+    if resp.op == 10 and resp.t == nil then createHeartbeat() end
+    if resp.op == 1 then heartbeat() end
+    if resp.d then
+        if resp.t == "MESSAGE_CREATE" && resp.d.channel_id == Discord.readChannelID && resp.d.content != '' then 
+            if resp.d.author.bot == true then return end
+            broadcastMsg({
+                ['author'] = resp.d.author.username,
+                ['content'] = resp.d.content
+            }) 
+        end
+    end
+end
+
+function socket:onError(txt)
+    print("[Discord] Error: ", txt)
+end
+
+function socket:onConnected()
+	print("[Discord] connected to Discord server")
+    local req = [[
+    {
+      "op": 2,
+      "d": {
+        "token": "]]..Discord.botToken..[[",
+        "intents": 512,
+        "status": "dnd",
+        "properties": {
+          "os": "linux",
+          "browser": "disco",
+          "device": "disco"
+        }
+      }
+    }
+    ]]
+
+    timer.Simple(2, function() socket:write(req) end)
+end
+
+function socket:onDisconnected()
+    print("[Discord] WebSocket disconnected")
+    timer.Remove('!!discord_hearbeat')
+
+    if Discord.isSocketReloaded != true then 
+        print('[Discord] WebSocket reload in 5 sec...')
+        timer.Simple(5, function() socket:open() end)
+    end
+end
+
+print('[Discord] Socket init...')
+timer.Simple(3, function() 
+    socket:open()
+    Discord.isSocketReloaded = false 
+end)

lua/relay/sv_msgSend.lua

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+require("chttp")
+
+local tmpAvatars = {}
+
+function Discord.send(form) 
+	if type(form) ~= "table" then Error("[Discord] invalid type!") return end
+
+	local json = util.TableToJSON(form)
+
+	CHTTP({
+		["failed"] = function(msg)
+			print("[Discord] "..msg)
+		end,
+		["method"] = "POST",
+		["url"] = Discord.webhook,
+		["body"] = json,
+		["type"] = "application/json"
+	})
+end
+
+local function getAvatar(id, co)
+	http.Fetch("https://steamcommunity.com/profiles/"..id.."?xml=1", 
+	function(body)
+		local _, _, url = string.find(body, '<avatarFull>.*.(https://.*)]].*\n.*<vac')
+		tmpAvatars[id] = url
+
+		coroutine.resume(co)
+	end, 
+	function (msg)
+		Error("[Discord] error getting avatar ("..msg..")")
+	end)
+end
+
+local function formMsg(ply, str)
+	local id = ply:SteamID64()
+
+	local co = coroutine.create(function() 
+		local form = {
+			["username"] = ply:Nick(),
+			["content"] = str,
+			["avatar_url"] = tmpAvatars[id],
+			["allowed_mentions"] = {
+				["parse"] = {}
+			},
+		}
+		
+		Discord.send(form)
+	end)
+
+	if tmpAvatars[id] == nil then 
+		getAvatar(id, co)
+		return
+	end
+
+	coroutine.resume(co)
+end
+
+local function playerConnect(ply)
+	local form = {
+		["username"] = Discord.hookname,
+		["embeds"] = {{
+			["title"] = "Игрок "..ply.name.." ("..ply.networkid..") подключается...",
+			["color"] = 16763979,
+		}}
+	}
+
+	Discord.send(form)
+end
+
+local function plyFrstSpawn(ply)
+	local form = {
+		["username"] = Discord.hookname,
+		["embeds"] = {{
+			["title"] = "Игрок "..ply:GetName().." ("..ply:SteamID()..") подключился",
+			["color"] = 4915018,
+		}}
+	}
+
+	Discord.send(form)
+end
+
+local function plyDisconnect(ply)
+	local form = {
+		["username"] = Discord.hookname,
+		["embeds"] = {{
+			["title"] = "Игрок "..ply.name.." ("..ply.networkid..") отключился",
+			["color"] = 16730698,
+		}}
+	}
+
+	Discord.send(form)
+end
+
+hook.Add("PlayerSay", "!!discord_sendmsg", formMsg)
+gameevent.Listen( "player_connect" )
+hook.Add("player_connect", "!!discord_plyConnect", playerConnect)
+hook.Add("PlayerInitialSpawn", "!!discordPlyFrstSpawn", plyFrstSpawn)
+gameevent.Listen( "player_disconnect" )
+hook.Add("player_disconnect", "!!discord_onDisconnect", plyDisconnect)
+hook.Add("Initialize", "!!discord_srvStarted", function() 
+	local form = {
+		["username"] = Discord.hookname,
+		["embeds"] = {{
+			["title"] = "Сервер запущен!",
+			["description"] = "Карта сейчас - " .. game.GetMap(),
+			["color"] = 5793266
+		}}
+	}
+
+	Discord.send(form)
+	hook.Remove("Initialize", "!!discord_srvStarted")
+end)

lua/sv_config.lua

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+Discord = {
+	['webhook'] = "paste_url",
+	
+	['hookname'] = "Discord relay",
+
+	['readChannelID'] = "channel_ID_for_get_msg",
+
+	['botToken'] = 'token',
+
+	-- For developers (logs)
+	['debug'] = false
+}