Implemented a basic bot check

Moonlight/App/Configuration/ConfigV1.cs

@@ -116,6 +116,14 @@ public class ConfigV1
         [JsonProperty("DenyRegister")]
         [Description("Prevent every new user to register")]
         public bool DenyRegister { get; set; } = false;
+        
+        [JsonProperty("CheckForBots")]
+        [Description("Check for bots when a user has been registered")]
+        public bool CheckForBots { get; set; } = true;
+        
+        [JsonProperty("BlockLinuxUsers")]
+        [Description("Blocks linux users from registering")]
+        public bool BlockLinuxUsers { get; set; } = false;
     }
 
     public class CleanupData

Moonlight/App/Services/Sessions/IdentityService.cs

@@ -3,6 +3,7 @@ using JWT.Algorithms;
 using JWT.Builder;
 using JWT.Exceptions;
 using Microsoft.EntityFrameworkCore;
+using Microsoft.JSInterop;
 using Moonlight.App.Database.Entities;
 using Moonlight.App.Helpers;
 using Moonlight.App.Perms;
@@ -16,6 +17,7 @@ public class IdentityService
     private readonly Repository<User> UserRepository;
     private readonly CookieService CookieService;
     private readonly IHttpContextAccessor HttpContextAccessor;
+    private readonly IJSRuntime JsRuntime;
     private readonly string Secret;
 
     public User User { get; private set; }
@@ -29,11 +31,13 @@ public class IdentityService
         CookieService cookieService,
         Repository<User> userRepository,
         IHttpContextAccessor httpContextAccessor,
-        ConfigService configService)
+        ConfigService configService,
+        IJSRuntime jsRuntime)
     {
         CookieService = cookieService;
         UserRepository = userRepository;
         HttpContextAccessor = httpContextAccessor;
+        JsRuntime = jsRuntime;
 
         Secret = configService
             .Get()
@@ -260,4 +264,21 @@ public class IdentityService
 
         Permissions.IsReadyOnly = true;
     }
+
+    public async Task<bool> GetBotStatus()
+    {
+        var webDriverStatus = await JsRuntime
+            .InvokeAsync<bool>("moonlight.utils.getWebDriverStatus");
+
+        if (webDriverStatus)
+            return true;
+
+        var languagesStatus = await JsRuntime
+            .InvokeAsync<bool>("moonlight.utils.getLanguagesStatus");
+
+        if (languagesStatus)
+            return true;
+
+        return false;
+    }
 }

Moonlight/App/Services/UserService.cs

@@ -61,6 +61,19 @@ public class UserService
             Logger.Warn($"A user tried to use a blacklisted domain to register. Email: '{email}'", "security");
             throw new DisplayException("This email is blacklisted");
         }
+
+        if (ConfigService.Get().Moonlight.Auth.BlockLinuxUsers && IdentityService.Device.Contains("Linux"))
+            throw new DisplayException("This operation was disabled");
+
+        if (ConfigService.Get().Moonlight.Auth.CheckForBots)
+        {
+            var isABot = await IdentityService.GetBotStatus();
+
+            if (isABot)
+            {
+                throw new DisplayException("This operation was disabled");
+            }
+        }
         
         // Check if the email is already taken
         var emailTaken = UserRepository.Get().FirstOrDefault(x => x.Email == email) != null;

Moonlight/Startup.cs

@@ -82,7 +82,7 @@ public class Startup
             return;
         }
         
-        if(ConfigService.DebugMode || uri.HostNameType == UriHostNameType.IPv4)
+        if(ConfigService.DebugMode || uri.HostNameType == UriHostNameType.IPv4 || !ConfigService.Get().Moonlight.LetsEncrypt.Enable)
             await WebApplication.RunAsync();
         else
             await WebApplication.RunAsync(ConfigService.Get().Moonlight.AppUrl);

Moonlight/wwwroot/assets/js/moonlight.js

@@ -292,6 +292,20 @@
             },
             showNotification: function (title, text, img) {
                 let notification = new Notification(title, {body: text, icon: img});
+            },
+            getWebDriverStatus: function () {
+                if (navigator.webdriver)
+                    return true;
+                else
+                    return false;
+            },
+            getLanguagesStatus: function()
+            {
+                if (!navigator.languages || navigator.languages.length === 0) {
+                    return false;
+                } else {
+                    return true;
+                }
             }
         },
         loading: {
@@ -314,20 +328,18 @@
                     }
                 });
             },
-            checkConnection: async function(url, threshold) {
+            checkConnection: async function (url, threshold) {
                 const start = performance.now();
 
-                try 
+                try {
-                {
+                    const response = await fetch(url, {mode: 'no-cors'});
-                    const response = await fetch(url, { mode: 'no-cors' });
                     const latency = performance.now() - start;
 
-                    if (latency > threshold) 
+                    if (latency > threshold) {
-                    {
                         moonlight.toasts.warning(`High latency detected: ${latency}ms. Moonlight might feel laggy. Please check your internet connection`);
                     }
+                } catch (error) {
                 }
-                catch (error) {}
             }
         },
         flashbang: {
@@ -429,7 +441,7 @@
                 const systemZoom = width / window.screen.availWidth;
                 const left = (width - w) / 2 / systemZoom + dualScreenLeft
                 const top = (height - h) / 2 / systemZoom + dualScreenTop
-                const newWindow = window.open(url, title,`scrollbars=yes,width=${w / systemZoom},height=${h / systemZoom},top=${top},left=${left}`)
+                const newWindow = window.open(url, title, `scrollbars=yes,width=${w / systemZoom},height=${h / systemZoom},top=${top},left=${left}`)
                 if (window.focus) newWindow.focus();
             }
         }