code improvements and clientsettings fallback

CloudStorage/DefaultGame.ini

@@ -1,11 +1,11 @@
 [/Script/FortniteGame.FortGlobals]
-bAllowLogout=true
+bAllowLogout=true # Enables log out button.
 
 [/Script/FortniteGame.FortChatManager]
-bShouldRequestGeneralChatRooms=true
+bShouldRequestGeneralChatRooms=true # Request for chat rooms (global chat and founders chat).
 bShouldJoinGlobalChat=true
 bShouldJoinFounderChat=true
-bIsAthenaGlobalChatEnabled=true
+bIsAthenaGlobalChatEnabled=true # Battle royale global chat.
 
 [/Script/FortniteGame.FortTextHotfixConfig]
 +TextReplacements=(Category=Game, Namespace="", bIsMinimalPatch=True, Key="D5ECE3CD484655CBAE1DB6922C1D87C7", NativeString="Getting Started", LocalizedStrings=(("ar","مرحبًا بك في LawinServer!"),("en","Welcome to LawinServer!"),("de","Willkommen bei LawinServer!"),("es","¡Bienvenidos a LawinServer!"),("es-419","¡Bienvenidos a LawinServer!"),("fr","Bienvenue sur LawinServer !"),("it","Benvenuto in LawinServer!"),("ja","LawinServerへようこそ！"),("ko","LawinServer에 오신 것을 환영합니다!"),("pl","Witaj w LawinServerze!"),("pt-BR","Bem-vindo ao LawinServer!"),("ru","Добро пожаловать в LawinServer!"),("tr","LavinServer'a Hoş Geldiniz!")))

Config/config.ini

@@ -1,11 +1,17 @@
 [Config]
-bUseConfigDisplayName=false # If this is set to false, it will use the email to display name method.
-displayName=LawinServer # Your fortnite display name.
+# If this is set to false, it will use the email to display name method.
+bUseConfigDisplayName=false
+# Your fortnite display name (will only be used if the property above is set to true).
+displayName=LawinServer
 
 [Profile]
-bCompletedSeasonalQuests=false # If this is set to true, every BR and StW seasonal quest will be on complete. Works for Battle Royale from Season 3 to Season 20 and for Save the World from Season 2 to Season X.
+# If this is set to true, every BR and StW seasonal quest will be on complete. Works for Battle Royale from Season 3 to Season 20 and for Save the World from Season 2 to Season X.
+bCompletedSeasonalQuests=false
 
 [GameServer]
 # Matchmaker gameserver config, you can use this to connect to gameservers like rift (titanium), fortmp, etc... (they have to be hosting though).
-ip=127.0.0.1 # IP the matchmaker will use upon join.
-port=7777 # PORT the matchmaker will use upon join.
+
+# IP the matchmaker will use upon join.
+ip=127.0.0.1
+# PORT the matchmaker will use upon join.
+port=7777

index.js

@@ -2,10 +2,12 @@ const Express = require("express");
 const express = Express();
 const fs = require("fs");
 const path = require("path");
+const cookieParser = require("cookie-parser");
 
 express.use(Express.json());
 express.use(Express.urlencoded({ extended: true }));
 express.use(Express.static('public'));
+express.use(cookieParser());
 
 express.use(require("./structure/party.js"));
 express.use(require("./structure/discovery.js"))
@@ -24,13 +26,26 @@ express.use(require("./structure/cloudstorage.js"));
 express.use(require("./structure/mcp.js"));
 
 const port = process.env.PORT || 3551;
-express.listen(port, console.log("LawinServer started listening on port", port));
-require("./structure/xmpp.js");
+express.listen(port, () => {
+    console.log("LawinServer started listening on port", port);
 
-if (!fs.existsSync(path.join(process.env.LOCALAPPDATA, "LawinServer"))) fs.mkdirSync(path.join(process.env.LOCALAPPDATA, "LawinServer"));
+    require("./structure/xmpp.js");
+}).on("error", (err) => {
+    if (err.code == "EADDRINUSE") console.log(`\x1b[31mERROR\x1b[0m: Port ${port} is already in use!`);
+    else throw err;
 
-// keep this at the end of the code thanks
-express.all("*", async (req, res) => {
+    process.exit(0);
+});
+
+try {
+    if (!fs.existsSync(path.join(process.env.LOCALAPPDATA, "LawinServer"))) fs.mkdirSync(path.join(process.env.LOCALAPPDATA, "LawinServer"));
+} catch (err) {
+    // fallback
+    if (!fs.existsSync(path.join(__dirname, "ClientSettings"))) fs.mkdirSync(path.join(__dirname, "ClientSettings"));
+}
+
+// if endpoint not found, return this error
+express.use((req, res, next) => {
     var XEpicErrorName = "errors.com.lawinserver.common.not_found";
     var XEpicErrorCode = 1004;
 
@@ -47,5 +62,4 @@ express.all("*", async (req, res) => {
         "originatingService": "any",
         "intent": "prod"
     });
-    res.end();
 });

package-lock.json

@@ -9,6 +9,7 @@
       "version": "1.0.0",
       "license": "GPL-3.0",
       "dependencies": {
+        "cookie-parser": "^1.4.6",
         "crypto": "^1.0.1",
         "express": "^4.17.2",
         "fs": "^0.0.1-security",
@@ -92,6 +93,18 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/cookie-parser": {
+      "version": "1.4.6",
+      "resolved": "https://registry.npmjs.org/cookie-parser/-/cookie-parser-1.4.6.tgz",
+      "integrity": "sha512-z3IzaNjdwUC2olLIB5/ITd0/setiaFMLYiZJle7xg5Fe9KWAceil7xszYfHHBtDFYLSgJduS2Ty0P1uJdPDJeA==",
+      "dependencies": {
+        "cookie": "0.4.1",
+        "cookie-signature": "1.0.6"
+      },
+      "engines": {
+        "node": ">= 0.8.0"
+      }
+    },
     "node_modules/cookie-signature": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/cookie-signature/-/cookie-signature-1.0.6.tgz",
@@ -661,6 +674,15 @@
       "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.1.tgz",
       "integrity": "sha512-ZwrFkGJxUR3EIoXtO+yVE69Eb7KlixbaeAWfBQB9vVsNn/o+Yw69gBWSSDK825hQNdN+wF8zELf3dFNl/kxkUA=="
     },
+    "cookie-parser": {
+      "version": "1.4.6",
+      "resolved": "https://registry.npmjs.org/cookie-parser/-/cookie-parser-1.4.6.tgz",
+      "integrity": "sha512-z3IzaNjdwUC2olLIB5/ITd0/setiaFMLYiZJle7xg5Fe9KWAceil7xszYfHHBtDFYLSgJduS2Ty0P1uJdPDJeA==",
+      "requires": {
+        "cookie": "0.4.1",
+        "cookie-signature": "1.0.6"
+      }
+    },
     "cookie-signature": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/cookie-signature/-/cookie-signature-1.0.6.tgz",

package.json

@@ -4,6 +4,7 @@
   "description": "A fortnite backend which supports both BR and STW for every single fortnite build.",
   "main": "index.js",
   "dependencies": {
+    "cookie-parser": "^1.4.6",
     "crypto": "^1.0.1",
     "express": "^4.17.2",
     "fs": "^0.0.1-security",

structure/cloudstorage.js

@@ -4,11 +4,10 @@ const crypto = require("crypto");
 const fs = require("fs");
 const path = require("path");
 const functions = require("./functions.js");
-const memory = require("./../memory.json");
 
 express.use((req, res, next) => {
     // Get raw body in encoding latin1 for ClientSettings
-    if (req.originalUrl.includes('/fortnite/api/cloudstorage/user/') && req.method == "PUT") {
+    if (req.originalUrl.toLowerCase().startsWith("/fortnite/api/cloudstorage/user/") && req.method == "PUT") {
         req.rawBody = "";
         req.setEncoding("latin1");
 
@@ -19,7 +18,7 @@ express.use((req, res, next) => {
 })
 
 express.get("/fortnite/api/cloudstorage/system", async (req, res) => {
-    functions.GetVersionInfo(req, memory);
+    const memory = functions.GetVersionInfo(req);
 
     if (memory.build >= 9.40 && memory.build <= 10.40) {
         return res.status(404).end();
@@ -65,9 +64,11 @@ express.get("/fortnite/api/cloudstorage/system/:file", async (req, res) => {
 })
 
 express.get("/fortnite/api/cloudstorage/user/*/:file", async (req, res) => {
+    try {
         if (!fs.existsSync(path.join(process.env.LOCALAPPDATA, "LawinServer", "ClientSettings"))) {
             fs.mkdirSync(path.join(process.env.LOCALAPPDATA, "LawinServer", "ClientSettings"));
         }
+    } catch (err) {}
 
     res.set("Content-Type", "application/octet-stream")
 
@@ -77,10 +78,13 @@ express.get("/fortnite/api/cloudstorage/user/*/:file", async (req, res) => {
         });
     }
 
-    functions.GetVersionInfo(req, memory);
+    const memory = functions.GetVersionInfo(req);
 
     var currentBuildID = memory.CL;
-    const file = path.join(process.env.LOCALAPPDATA, "LawinServer", "ClientSettings", `ClientSettings-${currentBuildID}.Sav`);
+
+    let file;
+    if (process.env.LOCALAPPDATA) file = path.join(process.env.LOCALAPPDATA, "LawinServer", "ClientSettings", `ClientSettings-${currentBuildID}.Sav`);
+    else file = path.join(__dirname, "..", "ClientSettings", `ClientSettings-${currentBuildID}.Sav`);
 
     if (fs.existsSync(file)) {
         const ParsedFile = fs.readFileSync(file);
@@ -93,16 +97,21 @@ express.get("/fortnite/api/cloudstorage/user/*/:file", async (req, res) => {
 })
 
 express.get("/fortnite/api/cloudstorage/user/:accountId", async (req, res) => {
+    try {
         if (!fs.existsSync(path.join(process.env.LOCALAPPDATA, "LawinServer", "ClientSettings"))) {
             fs.mkdirSync(path.join(process.env.LOCALAPPDATA, "LawinServer", "ClientSettings"));
         }
+    } catch (err) {}
 
     res.set("Content-Type", "application/json")
 
-    functions.GetVersionInfo(req, memory);
+    const memory = functions.GetVersionInfo(req);
 
     var currentBuildID = memory.CL;
-    const file = path.join(process.env.LOCALAPPDATA, "LawinServer", "ClientSettings", `ClientSettings-${currentBuildID}.Sav`);
+    
+    let file;
+    if (process.env.LOCALAPPDATA) file = path.join(process.env.LOCALAPPDATA, "LawinServer", "ClientSettings", `ClientSettings-${currentBuildID}.Sav`);
+    else file = path.join(__dirname, "..", "ClientSettings", `ClientSettings-${currentBuildID}.Sav`);
 
     if (fs.existsSync(file)) {
         const ParsedFile = fs.readFileSync(file, 'latin1');
@@ -126,15 +135,26 @@ express.get("/fortnite/api/cloudstorage/user/:accountId", async (req, res) => {
     }
 })
 
-express.put("/fortnite/api/cloudstorage/user/*/*", async (req, res) => {
+express.put("/fortnite/api/cloudstorage/user/*/:file", async (req, res) => {
+    try {
         if (!fs.existsSync(path.join(process.env.LOCALAPPDATA, "LawinServer", "ClientSettings"))) {
             fs.mkdirSync(path.join(process.env.LOCALAPPDATA, "LawinServer", "ClientSettings"));
         }
+    } catch (err) {}
 
-    functions.GetVersionInfo(req, memory);
+    if (req.params.file.toLowerCase() != "clientsettings.sav") {
+        return res.status(404).json({
+            "error": "file not found"
+        });
+    }
+
+    const memory = functions.GetVersionInfo(req);
 
     var currentBuildID = memory.CL;
-    const file = path.join(process.env.LOCALAPPDATA, "LawinServer", "ClientSettings", `ClientSettings-${currentBuildID}.Sav`);
+
+    let file;
+    if (process.env.LOCALAPPDATA) file = path.join(process.env.LOCALAPPDATA, "LawinServer", "ClientSettings", `ClientSettings-${currentBuildID}.Sav`);
+    else file = path.join(__dirname, "..", "ClientSettings", `ClientSettings-${currentBuildID}.Sav`);
 
     fs.writeFileSync(file, req.rawBody, 'latin1');
     res.status(204).end();

structure/friends.js

@@ -4,7 +4,6 @@ const fs = require("fs");
 const friendslist = require("./../responses/friendslist.json");
 const friendslist2 = require("./../responses/friendslist2.json");
 const functions = require("./functions.js");
-const memory = require("./../memory.json");
 
 express.get("/friends/api/v1/*/settings", async (req, res) => {
     res.json({})
@@ -15,7 +14,7 @@ express.get("/friends/api/v1/*/blocklist", async (req, res) => {
 })
 
 express.get("/friends/api/public/friends/:accountId", async (req, res) => {
-    functions.GetVersionInfo(req, memory);
+    const memory = functions.GetVersionInfo(req);
 
     if (!friendslist.find(i => i.accountId == req.params.accountId)) {
         var FriendObject = {

structure/functions.js

@@ -1,13 +1,18 @@
-const memory = require("./../memory.json");
 const XMLBuilder = require("xmlbuilder");
 const uuid = require("uuid");
 
-function GetVersionInfo(req, memory) {
+function GetVersionInfo(req) {
+    var memory = {
+        season: 0,
+        build: 0.0,
+        CL: "",
+        lobby: ""
+    }
+
     if (req.headers["user-agent"])
     {
         var CL = "";
 
-        if (req.headers["user-agent"]) {
         try {
             var BuildID = req.headers["user-agent"].split("-")[3].split(",")[0]
             if (!Number.isNaN(Number(BuildID))) {
@@ -28,7 +33,6 @@ function GetVersionInfo(req, memory) {
                 }
             } catch (err) {}
         }
-        }
 
         try {
             var Build = req.headers["user-agent"].split("Release-")[1].split("-")[0];
@@ -53,6 +57,8 @@ function GetVersionInfo(req, memory) {
             memory.lobby = "LobbyWinterDecor";
         }
     }
+
+    return memory;
 }
 
 function getItemShop() {
@@ -131,7 +137,7 @@ function getItemShop() {
 }
 
 function getTheater(req) {
-    GetVersionInfo(req, memory);
+    const memory = GetVersionInfo(req);
 
     var theater = JSON.stringify(require("./../responses/worldstw.json"));
     var Season = "Season" + memory.season;
@@ -178,7 +184,7 @@ function getTheater(req) {
 }
 
 function getContentPages(req) {
-    GetVersionInfo(req, memory);
+    const memory = GetVersionInfo(req);
 
     const contentpages = JSON.parse(JSON.stringify(require("./../responses/contentpages.json")));
 

structure/matchmaking.js

@@ -5,7 +5,6 @@ const path = require("path");
 const iniparser = require("ini");
 const config = iniparser.parse(fs.readFileSync(path.join(__dirname, "..", "Config", "config.ini")).toString());
 const functions = require("./functions.js");
-const memory = require("./../memory.json");
 
 express.get("/fortnite/api/matchmaking/session/findPlayer/*", async (req, res) => {
     res.status(200);
@@ -13,9 +12,7 @@ express.get("/fortnite/api/matchmaking/session/findPlayer/*", async (req, res) =
 })
 
 express.get("/fortnite/api/game/v2/matchmakingservice/ticket/player/*", async (req, res) => {
-    memory.currentbuildUniqueId = req.query.bucketId.split(":")[0];
-
-    fs.writeFileSync("./memory.json", JSON.stringify(memory, null, 2));
+    res.cookie("currentbuildUniqueId", req.query.bucketId.split(":")[0]);
 
     res.json({
         "serviceUrl": "ws://lawinservermatchmaker.herokuapp.com",
@@ -72,7 +69,7 @@ express.get("/fortnite/api/matchmaking/session/:session_id", async (req, res) =>
         "usesPresence": false,
         "allowJoinViaPresence": true,
         "allowJoinViaPresenceFriendsOnly": false,
-        "buildUniqueId": memory.currentbuildUniqueId, // buildUniqueId is different for every build, this uses the netver of the version you're currently using
+        "buildUniqueId": req.cookies.currentbuildUniqueId || "0", // buildUniqueId is different for every build, this uses the netver of the version you're currently using
         "lastUpdated": new Date().toISOString(),
         "started": false
       })

structure/mcp.js

@@ -6,10 +6,9 @@ const iniparser = require("ini");
 const config = iniparser.parse(fs.readFileSync(path.join(__dirname, "..", "Config", "config.ini")).toString());
 const functions = require("./functions.js");
 const catalog = functions.getItemShop();
-const memory = require("./../memory.json");
 
-express.use(function (req, res, next) {
-    if (!req.query.profileId) {
+express.use((req, res, next) => {
+    if (!req.query.profileId && req.originalUrl.toLowerCase().startsWith("/fortnite/api/game/v2/profile/")) {
         return res.status(404).json({
             error: "Profile not defined."
         });
@@ -17,7 +16,8 @@ express.use(function (req, res, next) {
 
     fs.readdirSync("./profiles").forEach((file) => {
         if (file.endsWith(".json")) {
-            functions.GetVersionInfo(req, memory);
+            const memory = functions.GetVersionInfo(req);
+
             const profile = require(`./../profiles/${file}`);
             if (!profile.rvn) profile.rvn = 0;
             if (!profile.items) profile.items = {}
@@ -61,6 +61,7 @@ express.post("/fortnite/api/game/v2/profile/*/client/SetAffiliateName", async (r
         if (req.body.affiliateName.toLowerCase() == code.toLowerCase() || req.body.affiliateName == "") {
             profile.stats.attributes.mtx_affiliate_set_time = new Date().toISOString();
             profile.stats.attributes.mtx_affiliate = req.body.affiliateName;
+            
             StatChanged = true;
         }
     })
@@ -312,7 +313,7 @@ express.post("/fortnite/api/game/v2/profile/*/client/UnlockRewardNode", async (r
     const profile = require(`./../profiles/${req.query.profileId || "athena"}.json`);
     const common_core = require("./../profiles/common_core.json");
     const WinterFestIDS = require("./../responses/winterfestrewards.json");
-    functions.GetVersionInfo(req, memory);
+    const memory = functions.GetVersionInfo(req);
 
     // do not change any of these or you will end up breaking it
     var ApplyProfileChanges = [];
@@ -865,7 +866,7 @@ express.post("/fortnite/api/game/v2/profile/*/client/MarkNewQuestNotificationSen
 express.post("/fortnite/api/game/v2/profile/*/client/ClientQuestLogin", async (req, res) => {
     const profile = require(`./../profiles/${req.query.profileId || "athena"}.json`);
     var QuestIDS = JSON.parse(JSON.stringify(require("./../responses/quests.json")));
-    functions.GetVersionInfo(req, memory);
+    const memory = functions.GetVersionInfo(req);
 
     // do not change any of these or you will end up breaking it
     var ApplyProfileChanges = [];
@@ -1387,7 +1388,7 @@ express.post("/fortnite/api/game/v2/profile/*/client/IncrementNamedCounterStat",
 express.post("/fortnite/api/game/v2/profile/*/client/ClaimLoginReward", async (req, res) => {
     const profile = require(`./../profiles/${req.query.profileId || "campaign"}.json`);
     const DailyRewards = require("./../responses/dailyrewards.json");
-    functions.GetVersionInfo(req, memory);
+    const memory = functions.GetVersionInfo(req);
 
     // do not change any of these or you will end up breaking it
     var ApplyProfileChanges = [];
@@ -2461,7 +2462,7 @@ express.post("/fortnite/api/game/v2/profile/*/client/TransmogItem", async (req,
 
 // Craft item STW (Guns, melees and traps only)
 express.post("/fortnite/api/game/v2/profile/*/client/CraftWorldItem", async (req, res) => {
-    functions.GetVersionInfo(req, memory);
+    const memory = functions.GetVersionInfo(req);
 
     const profile = require(`./../profiles/${req.query.profileId || "theater0"}.json`);
     var schematic_profile;
@@ -3512,7 +3513,7 @@ express.post("/fortnite/api/game/v2/profile/*/client/ClearHeroLoadout", async (r
 
 // Recycle items STW
 express.post("/fortnite/api/game/v2/profile/*/client/RecycleItemBatch", async (req, res) => {
-    functions.GetVersionInfo(req, memory);
+    const memory = functions.GetVersionInfo(req);
 
     const profile = require(`./../profiles/${req.query.profileId || "campaign"}.json`);
 
@@ -5381,7 +5382,7 @@ express.post("/fortnite/api/game/v2/profile/*/client/PurchaseCatalogEntry", asyn
                     if (value.offerId == req.body.offerId) {
                         var Quantity = 0;
                         catalog.storefronts[a].catalogEntries[b].itemGrants.forEach(function(value, c) {
-                            functions.GetVersionInfo(req, memory);
+                            const memory = functions.GetVersionInfo(req);
 
                             if (4 >= memory.season && PurchasedLlama == false) {
                                 if (MultiUpdate.length == 0) {

structure/timeline.js

@@ -1,10 +1,9 @@
 const Express = require("express");
 const express = Express.Router();
 const functions = require("./functions.js");
-const memory = require("./../memory.json");
 
 express.get("/fortnite/api/calendar/v1/timeline", async (req, res) => {
-    functions.GetVersionInfo(req, memory);
+    const memory = functions.GetVersionInfo(req);
 
     var activeEvents = [
     {

structure/xmpp.js

@@ -5,7 +5,12 @@ const XMLParser = require("xml-parser");
 const functions = require("./../structure/functions.js");
 
 const port = 80;
-const wss = new WebSocket({ port: port }, console.log("XMPP started listening on port", port));
+
+const wss = new WebSocket({ port: port }, () => console.log("XMPP started listening on port", port));
+wss.on("error", (err) => {
+    if (err.code == "EADDRINUSE") console.log("XMPP \x1b[31mFAILED\x1b[0m to start hosting on port", port);
+    else throw err;
+})
 
 global.Clients = [];
 
@@ -62,8 +67,10 @@ wss.on('connection', async (ws) => {
 
                 if (decodedBase64 && accountId && decodedBase64.length == 3) {
                     Authenticated = true;
+                    
                     console.log(`An xmpp client with the account id ${accountId} has logged in.`);
-                    Success(ws);
+
+                    ws.send(XMLBuilder.create("success").attribute("xmlns", "urn:ietf:params:xml:ns:xmpp-sasl").toString());
                 } else {
                     return Error(ws);
                 }
@@ -207,10 +214,6 @@ function Error(ws) {
     ws.close();
 }
 
-function Success(ws) {
-    ws.send(XMLBuilder.create("success").attribute("xmlns", "urn:ietf:params:xml:ns:xmpp-sasl").toString());
-}
-
 function updatePresenceForAll(ws, body, away, offline) {
     if (global.Clients.find(i => i.client == ws)) {
         var SenderData = global.Clients.find(i => i.client == ws);