Release 1.19

Closes #297

.github/FUNDING.yml

@@ -1,4 +1,3 @@
-# These are supported funding model platforms
-
+github: chylex
 patreon: chylex
 ko_fi: chylex

Application/SystemHandler.cs

@@ -1,9 +1,21 @@
-using System.Diagnostics;
+using System;
+using System.Diagnostics;
 using System.IO;
 using TweetLib.Core.Application;
 
 namespace TweetDuck.Application{
     class SystemHandler : IAppSystemHandler{
+        void IAppSystemHandler.OpenAssociatedProgram(string path){
+            try{
+                using(Process.Start(new ProcessStartInfo{
+                    FileName = path,
+                    ErrorDialog = true
+                })){}
+            }catch(Exception e){
+                Program.Reporter.HandleException("Error Opening Program", "Could not open the associated program for " + path, true, e);
+            }
+        }
+
         void IAppSystemHandler.OpenFileExplorer(string path){
             if (File.Exists(path)){
                 using(Process.Start("explorer.exe", "/select,\"" + path.Replace('/', '\\') + "\"")){}

Browser/Bridge/UpdateBridge.cs

@@ -2,7 +2,7 @@
 using System.Diagnostics.CodeAnalysis;
 using System.Windows.Forms;
 using TweetDuck.Controls;
-using TweetLib.Core.Features.Updates;
+using TweetLib.Core.Systems.Updates;
 
 namespace TweetDuck.Browser.Bridge{
     [SuppressMessage("ReSharper", "UnusedMember.Global")]

Browser/Data/ResourceHandlers.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Concurrent;
+using CefSharp;
+
+namespace TweetDuck.Browser.Data{
+    sealed class ResourceHandlers{
+        private readonly ConcurrentDictionary<string, IResourceHandler> handlers = new ConcurrentDictionary<string, IResourceHandler>(StringComparer.OrdinalIgnoreCase);
+
+        public bool HasHandler(IRequest request){
+            return handlers.ContainsKey(request.Url);
+        }
+
+        public IResourceHandler GetHandler(IRequest request){
+            return handlers.TryGetValue(request.Url, out var handler) ? handler : null;
+        }
+
+        public bool Register(string url, IResourceHandler handler){
+            if (Uri.TryCreate(url, UriKind.Absolute, out Uri uri)){
+                handlers.AddOrUpdate(uri.AbsoluteUri, handler, (key, prev) => handler);
+                return true;
+            }
+
+            return false;
+        }
+
+        public bool Register(ResourceLink link){
+            return Register(link.Url, link.Handler);
+        }
+
+        public bool Unregister(string url){
+            return handlers.TryRemove(url, out IResourceHandler _);
+        }
+
+        public bool Unregister(ResourceLink link){
+            return Unregister(link.Url);
+        }
+    }
+}

Browser/FormBrowser.cs

@@ -16,11 +16,12 @@ using TweetDuck.Dialogs;
 using TweetDuck.Dialogs.Settings;
 using TweetDuck.Management;
 using TweetDuck.Management.Analytics;
+using TweetDuck.Plugins;
 using TweetDuck.Updates;
 using TweetDuck.Utils;
 using TweetLib.Core.Features.Plugins;
 using TweetLib.Core.Features.Plugins.Events;
-using TweetLib.Core.Features.Updates;
+using TweetLib.Core.Systems.Updates;
 
 namespace TweetDuck.Browser{
     sealed partial class FormBrowser : Form, AnalyticsFile.IProvider{
@@ -43,15 +44,18 @@ namespace TweetDuck.Browser{
             }
         }
 
-        public string UpdateInstallerPath { get; private set; }
+        public UpdateInstaller UpdateInstaller { get; private set; }
         private bool ignoreUpdateCheckError;
         
         public AnalyticsFile AnalyticsFile => analytics?.File ?? AnalyticsFile.Dummy;
 
+        #pragma warning disable IDE0069 // Disposable fields should be disposed
         private readonly TweetDeckBrowser browser;
+        private readonly FormNotificationTweet notification;
+        #pragma warning restore IDE0069 // Disposable fields should be disposed
+
         private readonly PluginManager plugins;
         private readonly UpdateHandler updates;
-        private readonly FormNotificationTweet notification;
         private readonly ContextMenu contextMenu;
         private readonly UpdateBridge updateBridge;
 
@@ -62,7 +66,7 @@ namespace TweetDuck.Browser{
         private VideoPlayer videoPlayer;
         private AnalyticsManager analytics;
 
-        public FormBrowser(){
+        public FormBrowser(PluginSchemeFactory pluginScheme){
             InitializeComponent();
 
             Text = Program.BrandName;
@@ -71,6 +75,7 @@ namespace TweetDuck.Browser{
             this.plugins.Reloaded += plugins_Reloaded;
             this.plugins.Executed += plugins_Executed;
             this.plugins.Reload();
+            pluginScheme.Setup(plugins);
 
             this.notification = new FormNotificationTweet(this, plugins);
             this.notification.Show();
@@ -90,6 +95,7 @@ namespace TweetDuck.Browser{
             Disposed += (sender, args) => {
                 Config.MuteToggled -= Config_MuteToggled;
                 Config.TrayBehaviorChanged -= Config_TrayBehaviorChanged;
+                browser.Dispose();
             };
 
             Config.MuteToggled += Config_MuteToggled;
@@ -115,9 +121,7 @@ namespace TweetDuck.Browser{
             if (disposing){
                 components?.Dispose();
 
-                browser.Dispose();
                 updates.Dispose();
-                notification.Dispose();
                 contextMenu.Dispose();
 
                 notificationScreenshotManager?.Dispose();
@@ -142,6 +146,8 @@ namespace TweetDuck.Browser{
 
         private void RestoreWindow(){
             Config.BrowserWindow.Restore(this, true);
+            browser.PrepareSize(ClientSize);
+
             prevState = WindowState;
             isLoaded = true;
         }
@@ -210,6 +216,7 @@ namespace TweetDuck.Browser{
             }
 
             timerResize.Stop();
+            browser.PrepareSize(ClientSize); // needed to pre-size browser control when launched in maximized state
             
             if (Location != ControlExtensions.InvisibleLocation){
                 Config.BrowserWindow.Save(this);
@@ -229,7 +236,7 @@ namespace TweetDuck.Browser{
         }
 
         private void FormBrowser_FormClosed(object sender, FormClosedEventArgs e){
-            if (isLoaded && UpdateInstallerPath == null){
+            if (isLoaded && UpdateInstaller == null){
                 updateBridge.Cleanup();
             }
         }
@@ -256,9 +263,7 @@ namespace TweetDuck.Browser{
         
         private void plugins_Reloaded(object sender, PluginErrorEventArgs e){
             if (e.HasErrors){
-                this.InvokeAsyncSafe(() => { // TODO not needed but makes code consistent...
                 FormMessage.Error("Error Loading Plugins", "The following plugins will not be available until the issues are resolved:\n\n" + string.Join("\n\n", e.Errors), FormMessage.OK);
-                });
             }
 
             if (isLoaded){
@@ -307,7 +312,7 @@ namespace TweetDuck.Browser{
                 UpdateDownloadStatus status = update.DownloadStatus;
 
                 if (status == UpdateDownloadStatus.Done){
-                    UpdateInstallerPath = update.InstallerPath;
+                    UpdateInstaller = new UpdateInstaller(update.InstallerPath);
                     ForceClose();
                 }
                 else if (status != UpdateDownloadStatus.Canceled && FormMessage.Error("Update Has Failed", "Could not automatically download the update: " + (update.DownloadError?.Message ?? "unknown error") + "\n\nWould you like to open the website and try downloading the update manually?", FormMessage.Yes, FormMessage.No)){

Browser/Handling/DragHandlerBrowser.cs

@@ -30,6 +30,6 @@ namespace TweetDuck.Browser.Handling{
             return false;
         }
 
-        public void OnDraggableRegionsChanged(IWebBrowser browserControl, IBrowser browser, IList<DraggableRegion> regions){}
+        public void OnDraggableRegionsChanged(IWebBrowser browserControl, IBrowser browser, IFrame frame, IList<DraggableRegion> regions){}
     }
 }

Browser/Handling/General/JavaScriptDialogHandler.cs

@@ -82,7 +82,8 @@ namespace TweetDuck.Browser.Handling.General{
             return true;
         }
 
-        bool IJsDialogHandler.OnJSBeforeUnload(IWebBrowser browserControl, IBrowser browser, string message, bool isReload, IJsDialogCallback callback){
+        bool IJsDialogHandler.OnBeforeUnloadDialog(IWebBrowser browserControl, IBrowser browser, string messageText, bool isReload, IJsDialogCallback callback){
+            callback.Dispose();
             return false;
         }
 

Browser/Handling/KeyboardHandlerBase.cs

@@ -33,7 +33,7 @@ namespace TweetDuck.Browser.Handling{
         }
 
         bool IKeyboardHandler.OnPreKeyEvent(IWebBrowser browserControl, IBrowser browser, KeyType type, int windowsKeyCode, int nativeKeyCode, CefEventFlags modifiers, bool isSystemKey, ref bool isKeyboardShortcut){
-            if (type == KeyType.RawKeyDown && !browser.FocusedFrame.Url.StartsWith("chrome-devtools://")){
+            if (type == KeyType.RawKeyDown && !browser.FocusedFrame.Url.StartsWith("devtools://")){
                 return HandleRawKey(browserControl, browser, (Keys)windowsKeyCode, modifiers);
             }
 

Browser/Handling/RequestHandlerBase.cs

@@ -1,79 +1,20 @@
-using System;
-using System.Collections.Generic;
-using System.Collections.Specialized;
-using System.Linq;
-using System.Text.RegularExpressions;
-using CefSharp;
+using CefSharp;
 using CefSharp.Handler;
 using TweetDuck.Browser.Handling.General;
-using TweetDuck.Utils;
-using TweetLib.Core.Utils;
 
 namespace TweetDuck.Browser.Handling{
-    class RequestHandlerBase : DefaultRequestHandler{
-        private static readonly Regex TweetDeckResourceUrl = new Regex(@"/dist/(.*?)\.(.*?)\.(css|js)$");
-        private static readonly SortedList<string, string> TweetDeckHashes = new SortedList<string, string>(4);
-
-        public static void LoadResourceRewriteRules(string rules){
-            if (string.IsNullOrEmpty(rules)){
-                return;
-            }
-
-            TweetDeckHashes.Clear();
-
-            foreach(string rule in rules.Replace(" ", "").ToLower().Split(',')){
-                var (key, hash) = StringUtils.SplitInTwo(rule, '=') ?? throw new ArgumentException("A rule must have one '=' character: " + rule);
-
-                if (hash.All(chr => char.IsDigit(chr) || (chr >= 'a' && chr <= 'f'))){
-                    TweetDeckHashes.Add(key, hash);
-                }
-                else{
-                    throw new ArgumentException("Invalid hash characters: " + rule);
-                }
-            }
-        }
-
+    class RequestHandlerBase : RequestHandler{
         private readonly bool autoReload;
 
         public RequestHandlerBase(bool autoReload){
             this.autoReload = autoReload;
         }
 
-        public override bool OnOpenUrlFromTab(IWebBrowser browserControl, IBrowser browser, IFrame frame, string targetUrl, WindowOpenDisposition targetDisposition, bool userGesture){
+        protected override bool OnOpenUrlFromTab(IWebBrowser browserControl, IBrowser browser, IFrame frame, string targetUrl, WindowOpenDisposition targetDisposition, bool userGesture){
             return LifeSpanHandler.HandleLinkClick(browserControl, targetDisposition, targetUrl);
         }
         
-        public override CefReturnValue OnBeforeResourceLoad(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IRequestCallback callback){
-            if (BrowserUtils.HasDevTools){
-                NameValueCollection headers = request.Headers;
-                headers.Remove("x-devtools-emulate-network-conditions-client-id");
-                request.Headers = headers;
-            }
-
-            return base.OnBeforeResourceLoad(browserControl, browser, frame, request, callback);
-        }
-
-        public override bool OnResourceResponse(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IResponse response){
-            if ((request.ResourceType == ResourceType.Script || request.ResourceType == ResourceType.Stylesheet) && TweetDeckHashes.Count > 0){
-                string url = request.Url;
-                Match match = TweetDeckResourceUrl.Match(url);
-
-                if (match.Success && TweetDeckHashes.TryGetValue($"{match.Groups[1]}.{match.Groups[3]}", out string hash)){
-                    if (match.Groups[2].Value == hash){
-                        Program.Reporter.LogVerbose("[RequestHandlerBase] Accepting " + url);
-                    }
-                    else{
-                        Program.Reporter.LogVerbose("[RequestHandlerBase] Replacing " + url + " hash with " + hash);
-                        request.Url = TweetDeckResourceUrl.Replace(url, $"/dist/$1.{hash}.$3");
-                        return true;
-                    }
-                }
-            }
-
-            return base.OnResourceResponse(browserControl, browser, frame, request, response);
-        }
-        
-        public override void OnRenderProcessTerminated(IWebBrowser browserControl, IBrowser browser, CefTerminationStatus status){
+        protected override void OnRenderProcessTerminated(IWebBrowser browserControl, IBrowser browser, CefTerminationStatus status){
             if (autoReload){
                 browser.Reload();
             }

Browser/Handling/RequestHandlerBrowser.cs

@@ -1,42 +1,13 @@
-using System.Collections.Specialized;
-using CefSharp;
-using TweetDuck.Browser.Handling.Filters;
-using TweetDuck.Utils;
+using CefSharp;
 using TweetLib.Core.Features.Twitter;
 
 namespace TweetDuck.Browser.Handling{
     sealed class RequestHandlerBrowser : RequestHandlerBase{
-        private const string UrlVendorResource = "/dist/vendor";
-        private const string UrlLoadingSpinner = "/backgrounds/spinner_blue";
-
         public string BlockNextUserNavUrl { get; set; }
 
         public RequestHandlerBrowser() : base(true){}
 
-        public override CefReturnValue OnBeforeResourceLoad(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IRequestCallback callback){
-            if (request.ResourceType == ResourceType.MainFrame){
-                if (request.Url.EndsWith("//twitter.com/")){
-                    request.Url = TwitterUrls.TweetDeck; // redirect plain twitter.com requests, fixes bugs with login 2FA
-                }
-            }
-            else if (request.ResourceType == ResourceType.Script){
-                string url = request.Url;
-
-                if (url.Contains("analytics.")){
-                    callback.Dispose();
-                    return CefReturnValue.Cancel;
-                }
-                else if (url.Contains(UrlVendorResource)){
-                    NameValueCollection headers = request.Headers;
-                    headers["Accept-Encoding"] = "identity";
-                    request.Headers = headers;
-                }
-            }
-
-            return base.OnBeforeResourceLoad(browserControl, browser, frame, request, callback);
-        }
-
-        public override bool OnBeforeBrowse(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, bool userGesture, bool isRedirect){
+        protected override bool OnBeforeBrowse(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, bool userGesture, bool isRedirect){
             if (userGesture && request.TransitionType == TransitionType.LinkClicked){
                 bool block = request.Url == BlockNextUserNavUrl;
                 BlockNextUserNavUrl = string.Empty;
@@ -48,22 +19,5 @@ namespace TweetDuck.Browser.Handling{
 
             return base.OnBeforeBrowse(browserControl, browser, frame, request, userGesture, isRedirect);
         }
-
-        public override bool OnResourceResponse(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IResponse response){
-            if (request.ResourceType == ResourceType.Image && request.Url.Contains(UrlLoadingSpinner)){
-                request.Url = TwitterUtils.LoadingSpinner.Url;
-                return true;
-            }
-
-            return base.OnResourceResponse(browserControl, browser, frame, request, response);
-        }
-
-        public override IResponseFilter GetResourceResponseFilter(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IResponse response){
-            if (request.ResourceType == ResourceType.Script && request.Url.Contains(UrlVendorResource) && int.TryParse(response.ResponseHeaders["Content-Length"], out int totalBytes)){
-                return new ResponseFilterVendor(totalBytes);
-            }
-
-            return base.GetResourceResponseFilter(browserControl, browser, frame, request, response);
-        }
     }
 }

Browser/Handling/ResourceHandlerFactory.cs

@@ -1,43 +0,0 @@
-using System;
-using System.Collections.Concurrent;
-using CefSharp;
-using TweetDuck.Browser.Data;
-
-namespace TweetDuck.Browser.Handling{
-    sealed class ResourceHandlerFactory : IResourceHandlerFactory{
-        public bool HasHandlers => !handlers.IsEmpty;
-
-        private readonly ConcurrentDictionary<string, IResourceHandler> handlers = new ConcurrentDictionary<string, IResourceHandler>(StringComparer.OrdinalIgnoreCase);
-
-        public IResourceHandler GetResourceHandler(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request){
-            try{
-                return handlers.TryGetValue(request.Url, out IResourceHandler handler) ? handler : null;
-            }finally{
-                request.Dispose();
-            }
-        }
-
-        // registration
-
-        public bool RegisterHandler(string url, IResourceHandler handler){
-            if (Uri.TryCreate(url, UriKind.Absolute, out Uri uri)){
-                handlers.AddOrUpdate(uri.AbsoluteUri, handler, (key, prev) => handler);
-                return true;
-            }
-
-            return false;
-        }
-
-        public bool RegisterHandler(ResourceLink link){
-            return RegisterHandler(link.Url, link.Handler);
-        }
-
-        public bool UnregisterHandler(string url){
-            return handlers.TryRemove(url, out IResourceHandler _);
-        }
-
-        public bool UnregisterHandler(ResourceLink link){
-            return UnregisterHandler(link.Url);
-        }
-    }
-}

Browser/Handling/ResourceHandlerNotification.cs

@@ -1,7 +1,9 @@
-using System.Collections.Specialized;
+using System;
+using System.Collections.Specialized;
 using System.IO;
 using System.Text;
 using CefSharp;
+using CefSharp.Callback;
 
 namespace TweetDuck.Browser.Handling{
     sealed class ResourceHandlerNotification : IResourceHandler{
@@ -20,8 +22,14 @@ namespace TweetDuck.Browser.Handling{
             }
         }
 
-        bool IResourceHandler.ProcessRequest(IRequest request, ICallback callback){
-            callback.Continue();
+        bool IResourceHandler.Open(IRequest request, out bool handleRequest, ICallback callback){
+            callback.Dispose();
+            handleRequest = true;
+
+            if (dataIn != null){
+                dataIn.Position = 0;
+            }
+
             return true;
         }
 
@@ -31,31 +39,39 @@ namespace TweetDuck.Browser.Handling{
             response.MimeType = "text/html";
             response.StatusCode = 200;
             response.StatusText = "OK";
-            response.ResponseHeaders = headers;
-            responseLength = dataIn?.Length ?? -1;
+            response.Headers = headers;
+            responseLength = dataIn?.Length ?? 0;
+        }
+
+        bool IResourceHandler.Read(Stream dataOut, out int bytesRead, IResourceReadCallback callback){
+            callback?.Dispose(); // TODO unnecessary null check once ReadResponse is removed
+
+            try{
+                byte[] buffer = new byte[Math.Min(dataIn.Length - dataIn.Position, dataOut.Length)];
+                int length = buffer.Length;
+
+                dataIn.Read(buffer, 0, length);
+                dataOut.Write(buffer, 0, length);
+                bytesRead = length;
+            }catch{ // catch IOException, possibly NullReferenceException if dataIn is null
+                bytesRead = 0;
+            }
+
+            return bytesRead > 0;
+        }
+
+        bool IResourceHandler.Skip(long bytesToSkip, out long bytesSkipped, IResourceSkipCallback callback){
+            bytesSkipped = -2; // ERR_FAILED
+            callback.Dispose();
+            return false;
+        }
+
+        bool IResourceHandler.ProcessRequest(IRequest request, ICallback callback){
+            return ((IResourceHandler)this).Open(request, out bool _, callback);
         }
 
         bool IResourceHandler.ReadResponse(Stream dataOut, out int bytesRead, ICallback callback){
-            callback.Dispose();
-
-            try{
-                int length = (int)dataIn.Length;
-
-                dataIn.CopyTo(dataOut, length);
-                bytesRead = length;
-                return true;
-            }catch{ // catch IOException, possibly NullReferenceException if dataIn is null
-                bytesRead = 0;
-                return false;
-            }
-        }
-
-        bool IResourceHandler.CanGetCookie(Cookie cookie){
-            return true;
-        }
-
-        bool IResourceHandler.CanSetCookie(Cookie cookie){
-            return true;
+            return ((IResourceHandler)this).Read(dataOut, out bytesRead, null);
         }
 
         void IResourceHandler.Cancel(){}

Browser/Handling/ResourceRequestHandler.cs

@@ -0,0 +1,35 @@
+using System.Diagnostics.CodeAnalysis;
+using CefSharp;
+using TweetDuck.Browser.Data;
+
+namespace TweetDuck.Browser.Handling{
+    abstract class ResourceRequestHandler : CefSharp.Handler.ResourceRequestHandler{
+        private class SelfFactoryImpl : IResourceRequestHandlerFactory{
+            private readonly ResourceRequestHandler me;
+
+            public SelfFactoryImpl(ResourceRequestHandler me){
+                this.me = me;
+            }
+
+            bool IResourceRequestHandlerFactory.HasHandlers { get; } = true;
+
+            [SuppressMessage("ReSharper", "RedundantAssignment")]
+            IResourceRequestHandler IResourceRequestHandlerFactory.GetResourceRequestHandler(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, bool isNavigation, bool isDownload, string requestInitiator, ref bool disableDefaultHandling){
+                disableDefaultHandling = me.ResourceHandlers.HasHandler(request);
+                return me;
+            }
+        }
+
+        public IResourceRequestHandlerFactory SelfFactory { get; }
+        public ResourceHandlers ResourceHandlers { get; }
+
+        protected ResourceRequestHandler(){
+            this.SelfFactory = new SelfFactoryImpl(this);
+            this.ResourceHandlers = new ResourceHandlers();
+        }
+
+        protected override IResourceHandler GetResourceHandler(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request){
+            return ResourceHandlers.GetHandler(request);
+        }
+    }
+}

Browser/Handling/ResourceRequestHandlerBase.cs

@@ -0,0 +1,69 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.Specialized;
+using System.Linq;
+using System.Text.RegularExpressions;
+using CefSharp;
+using TweetDuck.Utils;
+using TweetLib.Core.Utils;
+
+namespace TweetDuck.Browser.Handling{
+    class ResourceRequestHandlerBase : ResourceRequestHandler{
+        private static readonly Regex TweetDeckResourceUrl = new Regex(@"/dist/(.*?)\.(.*?)\.(css|js)$");
+        private static readonly SortedList<string, string> TweetDeckHashes = new SortedList<string, string>(4);
+
+        public static void LoadResourceRewriteRules(string rules){
+            if (string.IsNullOrEmpty(rules)){
+                return;
+            }
+
+            TweetDeckHashes.Clear();
+
+            foreach(string rule in rules.Replace(" ", "").ToLower().Split(',')){
+                var (key, hash) = StringUtils.SplitInTwo(rule, '=') ?? throw new ArgumentException("A rule must have one '=' character: " + rule);
+
+                if (hash.All(chr => char.IsDigit(chr) || (chr >= 'a' && chr <= 'f'))){
+                    TweetDeckHashes.Add(key, hash);
+                }
+                else{
+                    throw new ArgumentException("Invalid hash characters: " + rule);
+                }
+            }
+        }
+
+        protected override CefReturnValue OnBeforeResourceLoad(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IRequestCallback callback){
+            if (request.ResourceType == ResourceType.CspReport){
+                callback.Dispose();
+                return CefReturnValue.Cancel;
+            }
+
+            if (BrowserUtils.HasDevTools){
+                NameValueCollection headers = request.Headers;
+                headers.Remove("x-devtools-emulate-network-conditions-client-id");
+                request.Headers = headers;
+            }
+
+            return base.OnBeforeResourceLoad(browserControl, browser, frame, request, callback);
+        }
+
+        protected override bool OnResourceResponse(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IResponse response){
+            if ((request.ResourceType == ResourceType.Script || request.ResourceType == ResourceType.Stylesheet) && TweetDeckHashes.Count > 0){
+                string url = request.Url;
+                Match match = TweetDeckResourceUrl.Match(url);
+
+                if (match.Success && TweetDeckHashes.TryGetValue($"{match.Groups[1]}.{match.Groups[3]}", out string hash)){
+                    if (match.Groups[2].Value == hash){
+                        Program.Reporter.LogVerbose("[RequestHandlerBase] Accepting " + url);
+                    }
+                    else{
+                        Program.Reporter.LogVerbose("[RequestHandlerBase] Replacing " + url + " hash with " + hash);
+                        request.Url = TweetDeckResourceUrl.Replace(url, $"/dist/$1.{hash}.$3");
+                        return true;
+                    }
+                }
+            }
+
+            return base.OnResourceResponse(browserControl, browser, frame, request, response);
+        }
+    }
+}

Browser/Handling/ResourceRequestHandlerBrowser.cs

@@ -0,0 +1,52 @@
+using CefSharp;
+using TweetDuck.Browser.Handling.Filters;
+using TweetDuck.Utils;
+using TweetLib.Core.Features.Twitter;
+
+namespace TweetDuck.Browser.Handling{
+    class ResourceRequestHandlerBrowser : ResourceRequestHandlerBase{
+        private const string UrlVendorResource = "/dist/vendor";
+        private const string UrlLoadingSpinner = "/backgrounds/spinner_blue";
+        private const string UrlVersionCheck = "/web/dist/version.json";
+
+        protected override CefReturnValue OnBeforeResourceLoad(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IRequestCallback callback){
+            if (request.ResourceType == ResourceType.MainFrame){
+                if (request.Url.EndsWith("//twitter.com/")){
+                    request.Url = TwitterUrls.TweetDeck; // redirect plain twitter.com requests, fixes bugs with login 2FA
+                }
+            }
+            else if (request.ResourceType == ResourceType.Image){
+                if (request.Url.Contains(UrlLoadingSpinner)){
+                    request.Url = TwitterUtils.LoadingSpinner.Url;
+                }
+            }
+            else if (request.ResourceType == ResourceType.Script){
+                string url = request.Url;
+
+                if (url.Contains("analytics.")){
+                    callback.Dispose();
+                    return CefReturnValue.Cancel;
+                }
+                else if (url.Contains(UrlVendorResource)){
+                    request.SetHeaderByName("Accept-Encoding", "identity", overwrite: true);
+                }
+            }
+            else if (request.ResourceType == ResourceType.Xhr){
+                if (request.Url.Contains(UrlVersionCheck)){
+                    callback.Dispose();
+                    return CefReturnValue.Cancel;
+                }
+            }
+
+            return base.OnBeforeResourceLoad(browserControl, browser, frame, request, callback);
+        }
+
+        protected override IResponseFilter GetResourceResponseFilter(IWebBrowser browserControl, IBrowser browser, IFrame frame, IRequest request, IResponse response){
+            if (request.ResourceType == ResourceType.Script && request.Url.Contains(UrlVendorResource) && int.TryParse(response.Headers["Content-Length"], out int totalBytes)){
+                return new ResponseFilterVendor(totalBytes);
+            }
+
+            return base.GetResourceResponseFilter(browserControl, browser, frame, request, response);
+        }
+    }
+}

Browser/Notification/FormNotificationBase.cs

@@ -16,6 +16,8 @@ namespace TweetDuck.Browser.Notification{
     abstract partial class FormNotificationBase : Form, AnalyticsFile.IProvider{
         public static readonly ResourceLink AppLogo = new ResourceLink("https://ton.twimg.com/tduck/avatar", ResourceHandler.FromByteArray(Properties.Resources.avatar, "image/png"));
 
+        protected const string BlankURL = TwitterUrls.TweetDeck + "/?blank";
+
         public static string FontSize = null;
         public static string HeadLayout = null;
 
@@ -103,7 +105,10 @@ namespace TweetDuck.Browser.Notification{
         protected double SizeScale => DpiScale * Config.ZoomLevel / 100.0;
 
         protected readonly FormBrowser owner;
+
+        #pragma warning disable IDE0069 // Disposable fields should be disposed
         protected readonly ChromiumWebBrowser browser;
+        #pragma warning restore IDE0069 // Disposable fields should be disposed
 
         private readonly ResourceHandlerNotification resourceHandler = new ResourceHandlerNotification();
 
@@ -127,16 +132,19 @@ namespace TweetDuck.Browser.Notification{
             this.owner = owner;
             this.owner.FormClosed += owner_FormClosed;
             
-            ResourceHandlerFactory resourceHandlerFactory = new ResourceHandlerFactory();
-            resourceHandlerFactory.RegisterHandler(TwitterUrls.TweetDeck, this.resourceHandler);
-            resourceHandlerFactory.RegisterHandler(AppLogo);
+            var resourceRequestHandler = new ResourceRequestHandlerBase();
+            var resourceHandlers = resourceRequestHandler.ResourceHandlers;
 
-            this.browser = new ChromiumWebBrowser("about:blank"){
+            resourceHandlers.Register(BlankURL, ResourceHandler.FromString(string.Empty));
+            resourceHandlers.Register(TwitterUrls.TweetDeck, this.resourceHandler);
+            resourceHandlers.Register(AppLogo);
+
+            this.browser = new ChromiumWebBrowser(BlankURL){
                 MenuHandler = new ContextMenuNotification(this, enableContextMenu),
                 JsDialogHandler = new JavaScriptDialogHandler(),
                 LifeSpanHandler = new LifeSpanHandler(),
                 RequestHandler = new RequestHandlerBase(false),
-                ResourceHandlerFactory = resourceHandlerFactory
+                ResourceRequestHandlerFactory = resourceRequestHandler.SelfFactory
             };
 
             this.browser.Dock = DockStyle.None;
@@ -144,7 +152,11 @@ namespace TweetDuck.Browser.Notification{
             this.browser.SetupZoomEvents();
 
             Controls.Add(browser);
-            Disposed += (sender, args) => this.owner.FormClosed -= owner_FormClosed;
+
+            Disposed += (sender, args) => {
+                this.owner.FormClosed -= owner_FormClosed;
+                this.browser.Dispose();
+            };
 
             DpiScale = this.GetDPIScale();
 
@@ -155,7 +167,6 @@ namespace TweetDuck.Browser.Notification{
         protected override void Dispose(bool disposing){
             if (disposing){
                 components?.Dispose();
-                browser.Dispose();
                 resourceHandler.Dispose();
             }
 
@@ -179,7 +190,7 @@ namespace TweetDuck.Browser.Notification{
         // notification methods
 
         public virtual void HideNotification(){
-            browser.Load("about:blank");
+            browser.Load(BlankURL);
             DisplayTooltip(null);
 
             Location = ControlExtensions.InvisibleLocation;

Browser/Notification/FormNotificationMain.cs

@@ -12,6 +12,7 @@ using TweetLib.Core.Data;
 using TweetLib.Core.Features.Notifications;
 using TweetLib.Core.Features.Plugins;
 using TweetLib.Core.Features.Plugins.Enums;
+using TweetLib.Core.Features.Twitter;
 
 namespace TweetDuck.Browser.Notification{
     abstract partial class FormNotificationMain : FormNotificationBase{
@@ -25,6 +26,8 @@ namespace TweetDuck.Browser.Notification{
         private IntPtr mouseHook;
         private bool blockXButtonUp;
 
+        private int currentOpacity;
+
         private bool? prevDisplayTimer;
         private int? prevFontSize;
 
@@ -70,17 +73,26 @@ namespace TweetDuck.Browser.Notification{
             this.timerBarHeight = BrowserUtils.Scale(4, DpiScale);
             
             browser.KeyboardHandler = new KeyboardHandlerNotification(this);
-            browser.RegisterAsyncJsObject("$TD", new TweetDeckBridge.Notification(owner, this));
+            browser.RegisterJsBridge("$TD", new TweetDeckBridge.Notification(owner, this));
 
             browser.LoadingStateChanged += Browser_LoadingStateChanged;
             browser.FrameLoadEnd += Browser_FrameLoadEnd;
 
-            plugins.Register(PluginEnvironment.Notification, new PluginDispatcher(browser));
+            plugins.Register(PluginEnvironment.Notification, new PluginDispatcher(browser, url => TwitterUrls.IsTweetDeck(url) && url != BlankURL));
 
             mouseHookDelegate = MouseHookProc;
             Disposed += (sender, args) => StopMouseHook(true);
         }
 
+        // helpers
+
+        private void SetOpacity(int opacity){
+            if (currentOpacity != opacity){
+                currentOpacity = opacity;
+                Opacity = opacity / 100.0;
+            }
+        }
+
         // mouse wheel hook
 
         private void StartMouseHook(){
@@ -102,7 +114,15 @@ namespace TweetDuck.Browser.Notification{
                 int eventType = wParam.ToInt32();
 
                 if (eventType == NativeMethods.WM_MOUSEWHEEL && IsCursorOverBrowser){
-                    browser.SendMouseWheelEvent(0, 0, 0, BrowserUtils.Scale(NativeMethods.GetMouseHookData(lParam), Config.NotificationScrollSpeed * 0.01), CefEventFlags.None);
+                    int delta = BrowserUtils.Scale(NativeMethods.GetMouseHookData(lParam), Config.NotificationScrollSpeed * 0.01);
+
+                    if (Config.EnableSmoothScrolling){
+                        browser.ExecuteScriptAsync("window.TDGF_scrollSmoothly", (int)Math.Round(-delta / 0.6));
+                    }
+                    else{
+                        browser.SendMouseWheelEvent(0, 0, 0, delta, CefEventFlags.None);
+                    }
+
                     return NativeMethods.HOOK_HANDLED;
                 }
                 else if (eventType == NativeMethods.WM_XBUTTONDOWN && DesktopBounds.Contains(Cursor.Position)){
@@ -143,7 +163,7 @@ namespace TweetDuck.Browser.Notification{
         }
 
         private void Browser_LoadingStateChanged(object sender, LoadingStateChangedEventArgs e){
-            if (!e.IsLoading && browser.Address != "about:blank"){
+            if (!e.IsLoading && browser.Address != BlankURL){
                 this.InvokeSafe(() => {
                     Visible = true; // ensures repaint before moving the window to a visible location
                     timerDisplayDelay.Start();
@@ -154,7 +174,7 @@ namespace TweetDuck.Browser.Notification{
         private void Browser_FrameLoadEnd(object sender, FrameLoadEndEventArgs e){
             IFrame frame = e.Frame;
 
-            if (frame.IsMain && browser.Address != "about:blank"){
+            if (frame.IsMain && browser.Address != BlankURL){
                 frame.ExecuteJavaScriptAsync(PropertyBridge.GenerateScript(PropertyBridge.Environment.Notification));
                 CefScriptExecutor.RunFile(frame, "notification.js");
             }
@@ -170,9 +190,11 @@ namespace TweetDuck.Browser.Notification{
 
             if (isCursorInside){
                 StartMouseHook();
+                SetOpacity(100);
             }
             else{
                 StopMouseHook(false);
+                SetOpacity(Config.NotificationWindowOpacity);
             }
 
             if (isCursorInside || FreezeTimer || ContextMenuOpen){
@@ -265,6 +287,7 @@ namespace TweetDuck.Browser.Notification{
                 SetNotificationSize(BaseClientWidth, BaseClientHeight);
             }
 
+            SetOpacity(IsCursorOverBrowser ? 100 : Config.NotificationWindowOpacity);
             MoveToVisibleLocation();
         }
 

Browser/Notification/Screenshot/FormNotificationScreenshotable.cs

@@ -23,7 +23,7 @@ namespace TweetDuck.Browser.Notification.Screenshot{
 
             int realWidth = BrowserUtils.Scale(width, DpiScale);
 
-            browser.RegisterAsyncJsObject("$TD_NotificationScreenshot", new ScreenshotBridge(this, SetScreenshotHeight, callback));
+            browser.RegisterJsBridge("$TD_NotificationScreenshot", new ScreenshotBridge(this, SetScreenshotHeight, callback));
 
             browser.LoadingStateChanged += (sender, args) => {
                 if (args.IsLoading){

Browser/TweetDeckBrowser.cs

@@ -6,6 +6,7 @@ using CefSharp;
 using CefSharp.WinForms;
 using TweetDuck.Browser.Adapters;
 using TweetDuck.Browser.Bridge;
+using TweetDuck.Browser.Data;
 using TweetDuck.Browser.Handling;
 using TweetDuck.Browser.Handling.General;
 using TweetDuck.Browser.Notification;
@@ -44,13 +45,16 @@ namespace TweetDuck.Browser{
         }
         
         private readonly ChromiumWebBrowser browser;
-        private readonly ResourceHandlerFactory resourceHandlerFactory = new ResourceHandlerFactory();
+        private readonly ResourceHandlers resourceHandlers;
 
         private string prevSoundNotificationPath = null;
 
         public TweetDeckBrowser(FormBrowser owner, PluginManager plugins, TweetDeckBridge tdBridge, UpdateBridge updateBridge){
-            resourceHandlerFactory.RegisterHandler(FormNotificationBase.AppLogo);
-            resourceHandlerFactory.RegisterHandler(TwitterUtils.LoadingSpinner);
+            var resourceRequestHandler = new ResourceRequestHandlerBrowser();
+            resourceHandlers = resourceRequestHandler.ResourceHandlers;
+
+            resourceHandlers.Register(FormNotificationBase.AppLogo);
+            resourceHandlers.Register(TwitterUtils.LoadingSpinner);
 
             RequestHandlerBrowser requestHandler = new RequestHandlerBrowser();
             
@@ -62,7 +66,7 @@ namespace TweetDuck.Browser{
                 KeyboardHandler = new KeyboardHandlerBrowser(owner),
                 LifeSpanHandler = new LifeSpanHandler(),
                 RequestHandler = requestHandler,
-                ResourceHandlerFactory = resourceHandlerFactory
+                ResourceRequestHandlerFactory = resourceRequestHandler.SelfFactory
             };
 
             this.browser.LoadingStateChanged += browser_LoadingStateChanged;
@@ -70,8 +74,8 @@ namespace TweetDuck.Browser{
             this.browser.FrameLoadEnd += browser_FrameLoadEnd;
             this.browser.LoadError += browser_LoadError;
 
-            this.browser.RegisterAsyncJsObject("$TD", tdBridge);
-            this.browser.RegisterAsyncJsObject("$TDU", updateBridge);
+            this.browser.RegisterJsBridge("$TD", tdBridge);
+            this.browser.RegisterJsBridge("$TDU", updateBridge);
             
             this.browser.BrowserSettings.BackgroundColor = (uint)TwitterUtils.BackgroundColor.ToArgb();
             this.browser.Dock = DockStyle.None;
@@ -79,7 +83,7 @@ namespace TweetDuck.Browser{
             this.browser.SetupZoomEvents();
             
             owner.Controls.Add(browser);
-            plugins.Register(PluginEnvironment.Browser, new PluginDispatcher(browser));
+            plugins.Register(PluginEnvironment.Browser, new PluginDispatcher(browser, TwitterUrls.IsTweetDeck));
             
             Config.MuteToggled += Config_MuteToggled;
             Config.SoundNotificationChanged += Config_SoundNotificationInfoChanged;
@@ -87,6 +91,12 @@ namespace TweetDuck.Browser{
 
         // setup and management
 
+        public void PrepareSize(Size size){
+            if (!Ready){
+                browser.Size = size;
+            }
+        }
+
         private void OnBrowserReady(){
             if (!Ready){
                 browser.Location = Point.Empty;
@@ -127,7 +137,7 @@ namespace TweetDuck.Browser{
 
                 if (TwitterUrls.IsTwitter(url)){
                     string css = Program.Resources.Load("styles/twitter.css");
-                    resourceHandlerFactory.RegisterHandler(TwitterStyleUrl, ResourceHandler.FromString(css, mimeType: "text/css"));
+                    resourceHandlers.Register(TwitterStyleUrl, ResourceHandler.FromString(css, mimeType: "text/css"));
 
                     CefScriptExecutor.RunFile(frame, "twitter.js");
                 }
@@ -166,7 +176,7 @@ namespace TweetDuck.Browser{
             }
 
             if (url == ErrorUrl){
-                resourceHandlerFactory.UnregisterHandler(ErrorUrl);
+                resourceHandlers.Unregister(ErrorUrl);
             }
         }
 
@@ -182,7 +192,7 @@ namespace TweetDuck.Browser{
                     string errorName = Enum.GetName(typeof(CefErrorCode), e.ErrorCode);
                     string errorTitle = StringUtils.ConvertPascalCaseToScreamingSnakeCase(errorName ?? string.Empty);
 
-                    resourceHandlerFactory.RegisterHandler(ErrorUrl, ResourceHandler.FromString(errorPage.Replace("{err}", errorTitle)));
+                    resourceHandlers.Register(ErrorUrl, ResourceHandler.FromString(errorPage.Replace("{err}", errorTitle)));
                     browser.Load(ErrorUrl);
                 }
             }
@@ -202,10 +212,10 @@ namespace TweetDuck.Browser{
                 prevSoundNotificationPath = newNotificationPath;
 
                 if (hasCustomSound){
-                    resourceHandlerFactory.RegisterHandler(soundUrl, SoundNotification.CreateFileHandler(newNotificationPath));
+                    resourceHandlers.Register(soundUrl, SoundNotification.CreateFileHandler(newNotificationPath));
                 }
                 else{
-                    resourceHandlerFactory.UnregisterHandler(soundUrl);
+                    resourceHandlers.Unregister(soundUrl);
                 }
             }
 

Configuration/ConfigManager.cs

@@ -1,9 +1,9 @@
 using System;
 using System.Drawing;
 using TweetDuck.Browser.Data;
-using TweetLib.Core.Features.Configuration;
 using TweetLib.Core.Features.Plugins.Config;
 using TweetLib.Core.Serialization.Converters;
+using TweetLib.Core.Systems.Configuration;
 using TweetLib.Core.Utils;
 
 namespace TweetDuck.Configuration{

Configuration/PluginConfig.cs

@@ -1,9 +1,9 @@
 using System;
 using System.Collections.Generic;
-using TweetLib.Core.Features.Configuration;
 using TweetLib.Core.Features.Plugins;
 using TweetLib.Core.Features.Plugins.Config;
 using TweetLib.Core.Features.Plugins.Events;
+using TweetLib.Core.Systems.Configuration;
 
 namespace TweetDuck.Configuration{
     sealed class PluginConfig : BaseConfig, IPluginConfig{

Configuration/SystemConfig.cs

@@ -1,4 +1,4 @@
-using TweetLib.Core.Features.Configuration;
+using TweetLib.Core.Systems.Configuration;
 
 namespace TweetDuck.Configuration{
     sealed class SystemConfig : BaseConfig{

Configuration/UserConfig.cs

@@ -3,9 +3,9 @@ using System.Drawing;
 using TweetDuck.Browser;
 using TweetDuck.Browser.Data;
 using TweetDuck.Controls;
-using TweetLib.Core.Features.Configuration;
 using TweetLib.Core.Features.Notifications;
 using TweetLib.Core.Features.Twitter;
+using TweetLib.Core.Systems.Configuration;
 
 namespace TweetDuck.Configuration{
     sealed class UserConfig : BaseConfig{
@@ -65,6 +65,7 @@ namespace TweetDuck.Configuration{
         public Point CustomNotificationPosition                  { get; set; } = ControlExtensions.InvisibleLocation;
         public int NotificationDisplay                           { get; set; } = 0;
         public int NotificationEdgeDistance                      { get; set; } = 8;
+        public int NotificationWindowOpacity                     { get; set; } = 100;
 
         public DesktopNotification.Size NotificationSize { get; set; } = DesktopNotification.Size.Auto;
         public Size CustomNotificationSize               { get; set; } = Size.Empty;

Dialogs/FormGuide.cs

@@ -56,7 +56,10 @@ namespace TweetDuck.Dialogs{
             }
         }
 
+        #pragma warning disable IDE0069 // Disposable fields should be disposed
         private readonly ChromiumWebBrowser browser;
+        #pragma warning restore IDE0069 // Disposable fields should be disposed
+
         private string nextUrl;
 
         private FormGuide(string url, FormBrowser owner){
@@ -66,8 +69,8 @@ namespace TweetDuck.Dialogs{
             Size = new Size(owner.Size.Width * 3 / 4, owner.Size.Height * 3 / 4);
             VisibleChanged += (sender, args) => this.MoveToCenter(owner);
 
-            ResourceHandlerFactory resourceHandlerFactory = new ResourceHandlerFactory();
-            resourceHandlerFactory.RegisterHandler(DummyPage);
+            var resourceRequestHandler = new ResourceRequestHandlerBase();
+            resourceRequestHandler.ResourceHandlers.Register(DummyPage);
             
             this.browser = new ChromiumWebBrowser(url){
                 MenuHandler = new ContextMenuGuide(owner),
@@ -75,7 +78,7 @@ namespace TweetDuck.Dialogs{
                 KeyboardHandler = new KeyboardHandlerBase(),
                 LifeSpanHandler = new LifeSpanHandler(),
                 RequestHandler = new RequestHandlerBase(true),
-                ResourceHandlerFactory = resourceHandlerFactory
+                ResourceRequestHandlerFactory = resourceRequestHandler.SelfFactory
             };
 
             browser.LoadingStateChanged += browser_LoadingStateChanged;
@@ -87,12 +90,12 @@ namespace TweetDuck.Dialogs{
             browser.SetupZoomEvents();
 
             Controls.Add(browser);
+            Disposed += (sender, args) => browser.Dispose();
         }
 
         protected override void Dispose(bool disposing){
             if (disposing){
                 components?.Dispose();
-                browser.Dispose();
             }
 
             base.Dispose(disposing);

Dialogs/FormSettings.cs

@@ -12,7 +12,7 @@ using TweetDuck.Management;
 using TweetDuck.Management.Analytics;
 using TweetDuck.Utils;
 using TweetLib.Core.Features.Plugins;
-using TweetLib.Core.Features.Updates;
+using TweetLib.Core.Systems.Updates;
 
 namespace TweetDuck.Dialogs{
     sealed partial class FormSettings : Form, FormManager.IAppDialog{

Dialogs/Settings/TabSettingsGeneral.Designer.cs

@@ -115,7 +115,7 @@
             // 
             this.labelZoomValue.BackColor = System.Drawing.Color.Transparent;
             this.labelZoomValue.Font = new System.Drawing.Font("Segoe UI", 9F);
-            this.labelZoomValue.Location = new System.Drawing.Point(147, 4);
+            this.labelZoomValue.Location = new System.Drawing.Point(176, 4);
             this.labelZoomValue.Margin = new System.Windows.Forms.Padding(0, 0, 3, 0);
             this.labelZoomValue.Name = "labelZoomValue";
             this.labelZoomValue.Size = new System.Drawing.Size(38, 13);
@@ -156,7 +156,7 @@
             this.trackBarZoom.Maximum = 200;
             this.trackBarZoom.Minimum = 50;
             this.trackBarZoom.Name = "trackBarZoom";
-            this.trackBarZoom.Size = new System.Drawing.Size(148, 30);
+            this.trackBarZoom.Size = new System.Drawing.Size(177, 30);
             this.trackBarZoom.SmallChange = 5;
             this.trackBarZoom.TabIndex = 0;
             this.trackBarZoom.TickFrequency = 25;

Dialogs/Settings/TabSettingsGeneral.cs

@@ -5,7 +5,7 @@ using System.Windows.Forms;
 using TweetDuck.Browser.Handling.General;
 using TweetDuck.Controls;
 using TweetDuck.Utils;
-using TweetLib.Core.Features.Updates;
+using TweetLib.Core.Systems.Updates;
 using TweetLib.Core.Utils;
 
 namespace TweetDuck.Dialogs.Settings{

Dialogs/Settings/TabSettingsNotifications.Designer.cs

@@ -65,6 +65,10 @@
             this.panelSize = new System.Windows.Forms.Panel();
             this.durationUpdateTimer = new System.Windows.Forms.Timer(this.components);
             this.flowPanelLeft = new System.Windows.Forms.FlowLayoutPanel();
+            this.labelOpacity = new System.Windows.Forms.Label();
+            this.panelOpacity = new System.Windows.Forms.Panel();
+            this.labelOpacityValue = new System.Windows.Forms.Label();
+            this.trackBarOpacity = new System.Windows.Forms.TrackBar();
             this.panelScrollSpeed = new System.Windows.Forms.Panel();
             this.flowPanelRight = new System.Windows.Forms.FlowLayoutPanel();
             this.panelSeparator = new System.Windows.Forms.Panel();
@@ -77,6 +81,8 @@
             this.panelTimer.SuspendLayout();
             this.panelSize.SuspendLayout();
             this.flowPanelLeft.SuspendLayout();
+            this.panelOpacity.SuspendLayout();
+            ((System.ComponentModel.ISupportInitialize)(this.trackBarOpacity)).BeginInit();
             this.panelScrollSpeed.SuspendLayout();
             this.flowPanelRight.SuspendLayout();
             this.SuspendLayout();
@@ -84,7 +90,7 @@
             // labelEdgeDistanceValue
             // 
             this.labelEdgeDistanceValue.Font = new System.Drawing.Font("Segoe UI", 9F);
-            this.labelEdgeDistanceValue.Location = new System.Drawing.Point(145, 4);
+            this.labelEdgeDistanceValue.Location = new System.Drawing.Point(175, 4);
             this.labelEdgeDistanceValue.Margin = new System.Windows.Forms.Padding(0, 0, 3, 0);
             this.labelEdgeDistanceValue.Name = "labelEdgeDistanceValue";
             this.labelEdgeDistanceValue.Size = new System.Drawing.Size(40, 15);
@@ -193,7 +199,7 @@
             this.trackBarEdgeDistance.Maximum = 40;
             this.trackBarEdgeDistance.Minimum = 8;
             this.trackBarEdgeDistance.Name = "trackBarEdgeDistance";
-            this.trackBarEdgeDistance.Size = new System.Drawing.Size(148, 30);
+            this.trackBarEdgeDistance.Size = new System.Drawing.Size(177, 30);
             this.trackBarEdgeDistance.SmallChange = 2;
             this.trackBarEdgeDistance.TabIndex = 0;
             this.trackBarEdgeDistance.TickFrequency = 4;
@@ -208,12 +214,12 @@
             this.tableLayoutDurationButtons.Controls.Add(this.btnDurationMedium, 0, 0);
             this.tableLayoutDurationButtons.Controls.Add(this.btnDurationLong, 1, 0);
             this.tableLayoutDurationButtons.Controls.Add(this.btnDurationShort, 0, 0);
-            this.tableLayoutDurationButtons.Location = new System.Drawing.Point(3, 353);
+            this.tableLayoutDurationButtons.Location = new System.Drawing.Point(3, 401);
             this.tableLayoutDurationButtons.Name = "tableLayoutDurationButtons";
             this.tableLayoutDurationButtons.RowCount = 1;
             this.tableLayoutDurationButtons.RowStyles.Add(new System.Windows.Forms.RowStyle(System.Windows.Forms.SizeType.Percent, 100F));
             this.tableLayoutDurationButtons.Size = new System.Drawing.Size(180, 27);
-            this.tableLayoutDurationButtons.TabIndex = 12;
+            this.tableLayoutDurationButtons.TabIndex = 14;
             // 
             // btnDurationMedium
             // 
@@ -267,7 +273,7 @@
             // 
             this.labelDurationValue.BackColor = System.Drawing.Color.Transparent;
             this.labelDurationValue.Font = new System.Drawing.Font("Segoe UI", 9F);
-            this.labelDurationValue.Location = new System.Drawing.Point(147, 4);
+            this.labelDurationValue.Location = new System.Drawing.Point(177, 4);
             this.labelDurationValue.Margin = new System.Windows.Forms.Padding(0, 0, 3, 0);
             this.labelDurationValue.Name = "labelDurationValue";
             this.labelDurationValue.Size = new System.Drawing.Size(52, 15);
@@ -282,7 +288,7 @@
             this.trackBarDuration.Maximum = 60;
             this.trackBarDuration.Minimum = 10;
             this.trackBarDuration.Name = "trackBarDuration";
-            this.trackBarDuration.Size = new System.Drawing.Size(148, 30);
+            this.trackBarDuration.Size = new System.Drawing.Size(177, 30);
             this.trackBarDuration.TabIndex = 0;
             this.trackBarDuration.TickFrequency = 5;
             this.trackBarDuration.Value = 25;
@@ -349,11 +355,11 @@
             // 
             this.checkTimerCountDown.AutoSize = true;
             this.checkTimerCountDown.Font = new System.Drawing.Font("Segoe UI", 9F);
-            this.checkTimerCountDown.Location = new System.Drawing.Point(6, 266);
+            this.checkTimerCountDown.Location = new System.Drawing.Point(6, 314);
             this.checkTimerCountDown.Margin = new System.Windows.Forms.Padding(6, 3, 3, 2);
             this.checkTimerCountDown.Name = "checkTimerCountDown";
             this.checkTimerCountDown.Size = new System.Drawing.Size(132, 19);
-            this.checkTimerCountDown.TabIndex = 9;
+            this.checkTimerCountDown.TabIndex = 11;
             this.checkTimerCountDown.Text = "Timer Counts Down";
             this.checkTimerCountDown.UseVisualStyleBackColor = true;
             // 
@@ -361,11 +367,11 @@
             // 
             this.checkNotificationTimer.AutoSize = true;
             this.checkNotificationTimer.Font = new System.Drawing.Font("Segoe UI", 9F);
-            this.checkNotificationTimer.Location = new System.Drawing.Point(6, 242);
+            this.checkNotificationTimer.Location = new System.Drawing.Point(6, 290);
             this.checkNotificationTimer.Margin = new System.Windows.Forms.Padding(6, 6, 3, 2);
             this.checkNotificationTimer.Name = "checkNotificationTimer";
             this.checkNotificationTimer.Size = new System.Drawing.Size(164, 19);
-            this.checkNotificationTimer.TabIndex = 8;
+            this.checkNotificationTimer.TabIndex = 10;
             this.checkNotificationTimer.Text = "Display Notification Timer";
             this.checkNotificationTimer.UseVisualStyleBackColor = true;
             // 
@@ -429,7 +435,7 @@
             // labelScrollSpeedValue
             // 
             this.labelScrollSpeedValue.Font = new System.Drawing.Font("Segoe UI", 9F);
-            this.labelScrollSpeedValue.Location = new System.Drawing.Point(145, 4);
+            this.labelScrollSpeedValue.Location = new System.Drawing.Point(176, 4);
             this.labelScrollSpeedValue.Margin = new System.Windows.Forms.Padding(0, 0, 3, 0);
             this.labelScrollSpeedValue.Name = "labelScrollSpeedValue";
             this.labelScrollSpeedValue.Size = new System.Drawing.Size(38, 15);
@@ -445,7 +451,7 @@
             this.trackBarScrollSpeed.Maximum = 200;
             this.trackBarScrollSpeed.Minimum = 25;
             this.trackBarScrollSpeed.Name = "trackBarScrollSpeed";
-            this.trackBarScrollSpeed.Size = new System.Drawing.Size(148, 30);
+            this.trackBarScrollSpeed.Size = new System.Drawing.Size(177, 30);
             this.trackBarScrollSpeed.SmallChange = 5;
             this.trackBarScrollSpeed.TabIndex = 0;
             this.trackBarScrollSpeed.TickFrequency = 25;
@@ -490,32 +496,32 @@
             // 
             this.panelTimer.Controls.Add(this.labelDurationValue);
             this.panelTimer.Controls.Add(this.trackBarDuration);
-            this.panelTimer.Location = new System.Drawing.Point(0, 315);
+            this.panelTimer.Location = new System.Drawing.Point(0, 363);
             this.panelTimer.Margin = new System.Windows.Forms.Padding(0, 1, 0, 0);
             this.panelTimer.Name = "panelTimer";
             this.panelTimer.Size = new System.Drawing.Size(300, 35);
-            this.panelTimer.TabIndex = 11;
+            this.panelTimer.TabIndex = 13;
             // 
             // labelDuration
             // 
             this.labelDuration.AutoSize = true;
             this.labelDuration.Font = new System.Drawing.Font("Segoe UI Semibold", 9F, System.Drawing.FontStyle.Bold);
-            this.labelDuration.Location = new System.Drawing.Point(3, 299);
+            this.labelDuration.Location = new System.Drawing.Point(3, 347);
             this.labelDuration.Margin = new System.Windows.Forms.Padding(3, 12, 3, 0);
             this.labelDuration.Name = "labelDuration";
             this.labelDuration.Size = new System.Drawing.Size(54, 15);
-            this.labelDuration.TabIndex = 10;
+            this.labelDuration.TabIndex = 12;
             this.labelDuration.Text = "Duration";
             // 
             // labelTimer
             // 
             this.labelTimer.AutoSize = true;
             this.labelTimer.Font = new System.Drawing.Font("Segoe UI Semibold", 10.5F, System.Drawing.FontStyle.Bold);
-            this.labelTimer.Location = new System.Drawing.Point(0, 216);
-            this.labelTimer.Margin = new System.Windows.Forms.Padding(0, 40, 0, 1);
+            this.labelTimer.Location = new System.Drawing.Point(0, 264);
+            this.labelTimer.Margin = new System.Windows.Forms.Padding(0, 25, 0, 1);
             this.labelTimer.Name = "labelTimer";
             this.labelTimer.Size = new System.Drawing.Size(50, 19);
-            this.labelTimer.TabIndex = 7;
+            this.labelTimer.TabIndex = 9;
             this.labelTimer.Text = "TIMER";
             // 
             // labelSize
@@ -555,6 +561,8 @@
             this.flowPanelLeft.Controls.Add(this.checkNonIntrusive);
             this.flowPanelLeft.Controls.Add(this.labelIdlePause);
             this.flowPanelLeft.Controls.Add(this.comboBoxIdlePause);
+            this.flowPanelLeft.Controls.Add(this.labelOpacity);
+            this.flowPanelLeft.Controls.Add(this.panelOpacity);
             this.flowPanelLeft.Controls.Add(this.labelTimer);
             this.flowPanelLeft.Controls.Add(this.checkNotificationTimer);
             this.flowPanelLeft.Controls.Add(this.checkTimerCountDown);
@@ -568,6 +576,52 @@
             this.flowPanelLeft.TabIndex = 0;
             this.flowPanelLeft.WrapContents = false;
             // 
+            // labelOpacity
+            // 
+            this.labelOpacity.AutoSize = true;
+            this.labelOpacity.Font = new System.Drawing.Font("Segoe UI Semibold", 9F, System.Drawing.FontStyle.Bold);
+            this.labelOpacity.Location = new System.Drawing.Point(3, 188);
+            this.labelOpacity.Margin = new System.Windows.Forms.Padding(3, 12, 3, 0);
+            this.labelOpacity.Name = "labelOpacity";
+            this.labelOpacity.Size = new System.Drawing.Size(48, 15);
+            this.labelOpacity.TabIndex = 7;
+            this.labelOpacity.Text = "Opacity";
+            // 
+            // panelOpacity
+            // 
+            this.panelOpacity.Controls.Add(this.labelOpacityValue);
+            this.panelOpacity.Controls.Add(this.trackBarOpacity);
+            this.panelOpacity.Location = new System.Drawing.Point(0, 204);
+            this.panelOpacity.Margin = new System.Windows.Forms.Padding(0, 1, 0, 0);
+            this.panelOpacity.Name = "panelOpacity";
+            this.panelOpacity.Size = new System.Drawing.Size(300, 35);
+            this.panelOpacity.TabIndex = 8;
+            // 
+            // labelOpacityValue
+            // 
+            this.labelOpacityValue.BackColor = System.Drawing.SystemColors.Control;
+            this.labelOpacityValue.Font = new System.Drawing.Font("Segoe UI", 9F);
+            this.labelOpacityValue.Location = new System.Drawing.Point(176, 4);
+            this.labelOpacityValue.Margin = new System.Windows.Forms.Padding(0, 0, 3, 0);
+            this.labelOpacityValue.Name = "labelOpacityValue";
+            this.labelOpacityValue.Size = new System.Drawing.Size(38, 15);
+            this.labelOpacityValue.TabIndex = 1;
+            this.labelOpacityValue.Text = "100%";
+            this.labelOpacityValue.TextAlign = System.Drawing.ContentAlignment.TopRight;
+            // 
+            // trackBarOpacity
+            // 
+            this.trackBarOpacity.AutoSize = false;
+            this.trackBarOpacity.Location = new System.Drawing.Point(3, 3);
+            this.trackBarOpacity.Maximum = 100;
+            this.trackBarOpacity.Minimum = 20;
+            this.trackBarOpacity.Name = "trackBarOpacity";
+            this.trackBarOpacity.Size = new System.Drawing.Size(177, 30);
+            this.trackBarOpacity.SmallChange = 5;
+            this.trackBarOpacity.TabIndex = 0;
+            this.trackBarOpacity.TickFrequency = 10;
+            this.trackBarOpacity.Value = 100;
+            // 
             // panelScrollSpeed
             // 
             this.panelScrollSpeed.Controls.Add(this.trackBarScrollSpeed);
@@ -630,6 +684,8 @@
             this.panelSize.ResumeLayout(false);
             this.flowPanelLeft.ResumeLayout(false);
             this.flowPanelLeft.PerformLayout();
+            this.panelOpacity.ResumeLayout(false);
+            ((System.ComponentModel.ISupportInitialize)(this.trackBarOpacity)).EndInit();
             this.panelScrollSpeed.ResumeLayout(false);
             this.flowPanelRight.ResumeLayout(false);
             this.flowPanelRight.PerformLayout();
@@ -682,5 +738,9 @@
         private System.Windows.Forms.Panel panelScrollSpeed;
         private System.Windows.Forms.FlowLayoutPanel flowPanelRight;
         private System.Windows.Forms.Panel panelSeparator;
+        private System.Windows.Forms.Label labelOpacity;
+        private System.Windows.Forms.Panel panelOpacity;
+        private System.Windows.Forms.Label labelOpacityValue;
+        private System.Windows.Forms.TrackBar trackBarOpacity;
     }
 }

Dialogs/Settings/TabSettingsNotifications.cs

@@ -23,7 +23,6 @@ namespace TweetDuck.Dialogs.Settings{
                 });
             };
 
-            this.notification.Activated += notification_Activated;
             this.notification.Show();
             
             Disposed += (sender, args) => this.notification.Dispose();
@@ -48,6 +47,9 @@ namespace TweetDuck.Dialogs.Settings{
             comboBoxIdlePause.Items.Add("5 minutes");
             comboBoxIdlePause.SelectedIndex = Math.Max(0, Array.FindIndex(IdlePauseSeconds, val => val == Config.NotificationIdlePauseSeconds));
 
+            trackBarOpacity.SetValueSafe(Config.NotificationWindowOpacity);
+            labelOpacityValue.Text = Config.NotificationWindowOpacity + "%";
+
             // timer
 
             toolTip.SetToolTip(checkTimerCountDown, "The notification timer counts down instead of up.");
@@ -105,6 +107,7 @@ namespace TweetDuck.Dialogs.Settings{
             checkSkipOnLinkClick.CheckedChanged += checkSkipOnLinkClick_CheckedChanged;
             checkNonIntrusive.CheckedChanged += checkNonIntrusive_CheckedChanged;
             comboBoxIdlePause.SelectedValueChanged += comboBoxIdlePause_SelectedValueChanged;
+            trackBarOpacity.ValueChanged += trackBarOpacity_ValueChanged;
 
             checkNotificationTimer.CheckedChanged += checkNotificationTimer_CheckedChanged;
             checkTimerCountDown.CheckedChanged += checkTimerCountDown_CheckedChanged;
@@ -135,11 +138,6 @@ namespace TweetDuck.Dialogs.Settings{
             }
         }
 
-        private void notification_Activated(object sender, EventArgs e){
-            notification.Hide();
-            notification.Activated -= notification_Activated;
-        }
-
         private void notification_Move(object sender, EventArgs e){
             if (radioLocCustom.Checked && notification.Location != ControlExtensions.InvisibleLocation){
                 Config.CustomNotificationPosition = notification.Location;
@@ -176,6 +174,13 @@ namespace TweetDuck.Dialogs.Settings{
             Config.NotificationIdlePauseSeconds = IdlePauseSeconds[comboBoxIdlePause.SelectedIndex];
         }
 
+        private void trackBarOpacity_ValueChanged(object sender, EventArgs e){
+            if (trackBarOpacity.AlignValueToTick()){
+                Config.NotificationWindowOpacity = trackBarOpacity.Value;
+                labelOpacityValue.Text = Config.NotificationWindowOpacity + "%";
+            }
+        }
+
         #endregion
         #region Timer
 

Dialogs/Settings/TabSettingsSounds.Designer.cs

@@ -57,7 +57,7 @@
             // 
             this.labelVolumeValue.BackColor = System.Drawing.Color.Transparent;
             this.labelVolumeValue.Font = new System.Drawing.Font("Segoe UI", 9F);
-            this.labelVolumeValue.Location = new System.Drawing.Point(147, 4);
+            this.labelVolumeValue.Location = new System.Drawing.Point(176, 4);
             this.labelVolumeValue.Margin = new System.Windows.Forms.Padding(0, 0, 3, 0);
             this.labelVolumeValue.Name = "labelVolumeValue";
             this.labelVolumeValue.Size = new System.Drawing.Size(38, 15);
@@ -144,7 +144,7 @@
             this.trackBarVolume.Location = new System.Drawing.Point(3, 3);
             this.trackBarVolume.Maximum = 100;
             this.trackBarVolume.Name = "trackBarVolume";
-            this.trackBarVolume.Size = new System.Drawing.Size(148, 30);
+            this.trackBarVolume.Size = new System.Drawing.Size(177, 30);
             this.trackBarVolume.TabIndex = 0;
             this.trackBarVolume.TickFrequency = 10;
             this.trackBarVolume.Value = 100;

Plugins/PluginDispatcher.cs

@@ -1,6 +1,7 @@
 using System;
 using CefSharp;
 using TweetDuck.Browser.Adapters;
+using TweetDuck.Utils;
 using TweetLib.Core.Browser;
 using TweetLib.Core.Features.Plugins;
 using TweetLib.Core.Features.Plugins.Events;
@@ -12,21 +13,23 @@ namespace TweetDuck.Plugins{
 
         private readonly IWebBrowser browser;
         private readonly IScriptExecutor executor;
+        private readonly Func<string, bool> executeOnUrl;
 
-        public PluginDispatcher(IWebBrowser browser){
+        public PluginDispatcher(IWebBrowser browser, Func<string, bool> executeOnUrl){
+            this.executeOnUrl = executeOnUrl;
             this.browser = browser;
             this.browser.FrameLoadEnd += browser_FrameLoadEnd;
             this.executor = new CefScriptExecutor(browser);
         }
 
         void IPluginDispatcher.AttachBridge(string name, object bridge){
-            browser.RegisterAsyncJsObject(name, bridge);
+            browser.RegisterJsBridge(name, bridge);
         }
 
         private void browser_FrameLoadEnd(object sender, FrameLoadEndEventArgs e){
             IFrame frame = e.Frame;
 
-            if (frame.IsMain && TwitterUrls.IsTweetDeck(frame.Url)){
+            if (frame.IsMain && executeOnUrl(frame.Url)){
                 Ready?.Invoke(this, new PluginDispatchEventArgs(executor));
             }
         }

Plugins/PluginSchemeFactory.cs

@@ -0,0 +1,47 @@
+using System.IO;
+using System.Net;
+using System.Text;
+using CefSharp;
+using TweetLib.Core.Browser;
+using TweetLib.Core.Features.Plugins;
+
+namespace TweetDuck.Plugins{
+    sealed class PluginSchemeFactory : ISchemeHandlerFactory{
+        public const string Name = PluginSchemeHandler<IResourceHandler>.Name;
+
+        private readonly PluginSchemeHandler<IResourceHandler> handler = new PluginSchemeHandler<IResourceHandler>(new ResourceProvider());
+
+        internal void Setup(PluginManager plugins){
+            handler.Setup(plugins);
+        }
+
+        public IResourceHandler Create(IBrowser browser, IFrame frame, string schemeName, IRequest request){
+            return handler.Process(request.Url);
+        }
+
+        private sealed class ResourceProvider : IResourceProvider<IResourceHandler>{
+            private static ResourceHandler CreateHandler(byte[] bytes){
+                var handler = ResourceHandler.FromStream(new MemoryStream(bytes), autoDisposeStream: true);
+                handler.Headers.Set("Access-Control-Allow-Origin", "*");
+                return handler;
+            }
+
+            public IResourceHandler Status(HttpStatusCode code, string message){
+                var handler = CreateHandler(Encoding.UTF8.GetBytes(message));
+                handler.StatusCode = (int)code;
+                return handler;
+            }
+
+            public IResourceHandler File(byte[] bytes, string extension){
+                if (bytes.Length == 0){
+                    return Status(HttpStatusCode.NoContent, "File is empty."); // FromByteArray crashes CEF internals with no contents
+                }
+                else{
+                    var handler = CreateHandler(bytes);
+                    handler.MimeType = Cef.GetMimeType(extension);
+                    return handler;
+                }
+            }
+        }
+    }
+}

Program.cs

@@ -11,11 +11,12 @@ using TweetDuck.Browser.Handling.General;
 using TweetDuck.Configuration;
 using TweetDuck.Dialogs;
 using TweetDuck.Management;
+using TweetDuck.Plugins;
 using TweetDuck.Resources;
 using TweetDuck.Utils;
 using TweetLib.Core;
-using TweetLib.Core.Application.Helpers;
 using TweetLib.Core.Collections;
+using TweetLib.Core.Systems.Startup;
 using TweetLib.Core.Utils;
 using Win = System.Windows.Forms;
 
@@ -143,11 +144,12 @@ namespace TweetDuck{
 
             if (Arguments.HasFlag(Arguments.ArgUpdated)){
                 WindowsUtils.TryDeleteFolderWhenAble(InstallerPath, 8000);
+                WindowsUtils.TryDeleteFolderWhenAble(Path.Combine(StoragePath, "Service Worker"), 4000);
                 BrowserCache.TryClearNow();
             }
             
             try{
-                RequestHandlerBase.LoadResourceRewriteRules(Arguments.GetValue(Arguments.ArgFreeze));
+                ResourceRequestHandlerBase.LoadResourceRewriteRules(Arguments.GetValue(Arguments.ArgFreeze));
             }catch(Exception e){
                 FormMessage.Error("Resource Freeze", "Error parsing resource rewrite rules: " + e.Message, FormMessage.OK);
                 return;
@@ -160,7 +162,7 @@ namespace TweetDuck{
 
             CefSettings settings = new CefSettings{
                 UserAgent = BrowserUtils.UserAgentChrome,
-                BrowserSubprocessPath = BrandName + ".Browser.exe",
+                BrowserSubprocessPath = Path.Combine(ProgramPath, BrandName + ".Browser.exe"),
                 CachePath = StoragePath,
                 UserDataPath = CefDataPath,
                 LogFile = ConsoleLogFilePath,
@@ -169,6 +171,17 @@ namespace TweetDuck{
                 #endif
             };
 
+            var pluginScheme = new PluginSchemeFactory();
+
+            settings.RegisterScheme(new CefCustomScheme{
+                SchemeName = PluginSchemeFactory.Name,
+                IsStandard = false,
+                IsSecure = true,
+                IsCorsEnabled = true,
+                IsCSPBypassing = true,
+                SchemeHandlerFactory = pluginScheme
+            });
+            
             CommandLineArgs.ReadCefArguments(Config.User.CustomCefArgs).ToDictionary(settings.CefCommandLineArgs);
             BrowserUtils.SetupCefArgs(settings.CefCommandLineArgs);
             
@@ -176,18 +189,14 @@ namespace TweetDuck{
 
             Win.Application.ApplicationExit += (sender, args) => ExitCleanup();
             
-            FormBrowser mainForm = new FormBrowser();
+            FormBrowser mainForm = new FormBrowser(pluginScheme);
             Resources.Initialize(mainForm);
             Win.Application.Run(mainForm);
 
-            if (mainForm.UpdateInstallerPath != null){
+            if (mainForm.UpdateInstaller != null){
                 ExitCleanup();
 
-                // ProgramPath has a trailing backslash
-                string updaterArgs = "/SP- /SILENT /FORCECLOSEAPPLICATIONS /UPDATEPATH=\"" + ProgramPath + "\" /RUNARGS=\"" + Arguments.GetCurrentForInstallerCmd() + "\"" + (IsPortable ? " /PORTABLE=1" : "");
-                bool runElevated = !IsPortable || !FileUtils.CheckFolderWritePermission(ProgramPath);
-
-                if (WindowsUtils.OpenAssociatedProgram(mainForm.UpdateInstallerPath, updaterArgs, runElevated)){
+                if (mainForm.UpdateInstaller.Launch()){
                     Win.Application.Exit();
                 }
                 else{

Resources/PostBuild.fsx

@@ -68,6 +68,7 @@ let main (argv: string[]) =
             line.TrimStart()
             
         // Functions (File Management)
+        
         let copyFile source target =
             File.Copy(source, target, true)
             
@@ -94,7 +95,7 @@ let main (argv: string[]) =
         // Functions (File Processing)
         
         let byPattern path pattern =
-            Directory.EnumerateFiles(path, pattern, SearchOption.AllDirectories)
+            Directory.EnumerateFiles(path, pattern, SearchOption.AllDirectories) |> Seq.filter (fun (file: string) -> not (file.Contains(importsDir)))
             
         let exceptEndingWith name =
             Seq.filter (fun (file: string) -> not (file.EndsWith(name)))
@@ -121,7 +122,7 @@ let main (argv: string[]) =
             let includeVersion = relativePath.StartsWith(@"scripts\") && not (relativePath.StartsWith(@"scripts\imports\"))
             let finalLines = if includeVersion then seq { yield "#" + version; yield! lines } else lines
             
-            File.WriteAllLines(fullPath, finalLines |> filterNotEmpty |> Seq.toArray)
+            File.WriteAllLines(fullPath, finalLines |> Seq.toArray)
             printfn "Processed %s" relativePath
         
         let processFiles (files: string seq) (extProcessors: IDictionary<string, (string seq -> string seq)>) =
@@ -184,6 +185,7 @@ let main (argv: string[]) =
                         |> replaceRegex @"^(.*?)((?<=^|[;{}()])\s?//(?:\s.*|$))?$" "$1"
                         |> replaceRegex @"(?<!\w)(return|throw)(\s.*?)? if (.*?);" "if ($3)$1$2;"
                     )
+                    |> filterNotEmpty
                 );
                 
                 ".css", (fun (lines: string seq) ->
@@ -204,6 +206,7 @@ let main (argv: string[]) =
                 ".html", (fun (lines: string seq) ->
                     lines
                     |> Seq.map trimStart
+                    |> filterNotEmpty
                 );
                 
                 ".meta", (fun (lines: string seq) ->

Resources/PostCefUpdate.ps1

@@ -34,6 +34,7 @@ try{
   
   $contents = [IO.File]::ReadAllText($browserProj)
   $contents = $contents -Replace '(?<=<HintPath>\.\.\\packages\\CefSharp\.Common\.)(.*?)(?=\\)', $sharpVersion
+  $contents = $contents -Replace '(?<=<Reference Include="CefSharp, Version=)(\d+)', $sharpVersion.Split(".")[0]
   $contents = $contents -Replace '(?<=<Reference Include="CefSharp\.BrowserSubprocess\.Core, Version=)(\d+)', $sharpVersion.Split(".")[0]
   
   [IO.File]::WriteAllText($browserProj, $contents)

Resources/Scripts/imports/markup/offline.html

@@ -0,0 +1,11 @@
+<div id="tweetduck-conn-issues" class="Layer NotificationListLayer">
+  <ul class="NotificationList">
+    <li class="Notification Notification--red" style="height:63px;">
+      <div class="Notification-inner">
+        <div class="Notification-icon"><span class="Icon Icon--medium Icon--circleError"></span></div>
+        <div class="Notification-content"><div class="Notification-body">Experiencing connection issues</div></div>
+        <button type="button" class="Notification-closeButton" aria-label="Close"><span class="Icon Icon--smallest Icon--close" aria-hidden="true"></span></button>
+      </div>
+    </li>
+  </ul>
+</div>

Resources/Scripts/imports/scripts/browser.features.js

@@ -0,0 +1,667 @@
+(function(){
+  //
+  // Function: Event callback for a new tweet.
+  //
+  const onNewTweet = (function(){
+    const recentMessages = new Set();
+    const recentTweets = new Set();
+    let recentTweetTimer = null;
+    
+    const resetRecentTweets = () => {
+      recentTweetTimer = null;
+      recentTweets.clear();
+    };
+    
+    const startRecentTweetTimer = () => {
+      recentTweetTimer && window.clearTimeout(recentTweetTimer);
+      recentTweetTimer = window.setTimeout(resetRecentTweets, 20000);
+    };
+    
+    const checkTweetCache = (set, id) => {
+      return true if set.has(id);
+      
+      if (set.size > 50){
+        set.clear();
+      }
+      
+      set.add(id);
+      return false;
+    };
+    
+    const isSensitive = (tweet) => {
+      const main = tweet.getMainTweet && tweet.getMainTweet();
+      return true if main && main.possiblySensitive; // TODO these don't show media badges when hiding sensitive media
+      
+      const related = tweet.getRelatedTweet && tweet.getRelatedTweet();
+      return true if related && related.possiblySensitive;
+      
+      const quoted = tweet.quotedTweet;
+      return true if quoted && quoted.possiblySensitive;
+      
+      return false;
+    };
+    
+    const fixMedia = (html, media) => {
+      return html.find("a[data-media-entity-id='" + media.mediaId + "'], .media-item").first().removeClass("is-zoomable").css("background-image", 'url("' + media.small() + '")');
+    };
+    
+    return function(column, tweet){
+      if (tweet instanceof TD.services.TwitterConversation || tweet instanceof TD.services.TwitterConversationMessageEvent){
+        return if checkTweetCache(recentMessages, tweet.id);
+      }
+      else{
+        return if checkTweetCache(recentTweets, tweet.id);
+      }
+      
+      startRecentTweetTimer();
+      
+      if (column.model.getHasNotification()){
+        const sensitive = isSensitive(tweet);
+        const previews = $TDX.notificationMediaPreviews && (!sensitive || TD.settings.getDisplaySensitiveMedia());
+        // TODO new cards don't have either previews or links
+        
+        const html = $(tweet.render({
+          withFooter: false,
+          withTweetActions: false,
+          withMediaPreview: true,
+          isMediaPreviewOff: !previews,
+          isMediaPreviewSmall: previews,
+          isMediaPreviewLarge: false,
+          isMediaPreviewCompact: false,
+          isMediaPreviewInQuoted: previews,
+          thumbSizeClass: "media-size-medium",
+          mediaPreviewSize: "medium"
+        }));
+        
+        html.find("footer").last().remove(); // apparently withTweetActions breaks for certain tweets, nice
+        html.find(".js-quote-detail").removeClass("is-actionable margin-b--8"); // prevent quoted tweets from changing the cursor and reduce bottom margin
+        
+        if (previews){
+          html.find(".reverse-image-search").remove();
+          
+          const container = html.find(".js-media");
+          
+          for(let media of tweet.getMedia()){
+            fixMedia(container, media);
+          }
+          
+          if (tweet.quotedTweet){
+            for(let media of tweet.quotedTweet.getMedia()){
+              fixMedia(container, media).addClass("media-size-medium");
+            }
+          }
+        }
+        else if (tweet instanceof TD.services.TwitterActionOnTweet){
+          html.find(".js-media").remove();
+        }
+        
+        html.find("a[data-full-url]").each(function(){ // bypass t.co on all links
+          this.href = this.getAttribute("data-full-url");
+        });
+        
+        html.find("a[href='#']").each(function(){ // remove <a> tags around links that don't lead anywhere (such as account names the tweet replied to)
+          this.outerHTML = this.innerHTML;
+        });
+        
+        html.find("p.link-complex-target").filter(function(){
+          return $(this).text() === "Show this thread";
+        }).first().each(function(){
+          this.id = "tduck-show-thread";
+          
+          const moveBefore = html.find(".tweet-body > .js-media, .tweet-body > .js-media-preview-container, .quoted-tweet");
+          
+          if (moveBefore){
+            $(this).css("margin-top", "5px").removeClass("margin-b--5").parent("span").detach().insertBefore(moveBefore);
+          }
+        });
+        
+        if (tweet.quotedTweet){
+          html.find("p.txt-mute").filter(function(){
+            return $(this).text() === "Show this thread";
+          }).first().remove();
+        }
+        
+        const type = tweet.getChirpType();
+        
+        if (type === "follow"){
+          html.find(".js-user-actions-menu").parent().remove();
+          html.find(".account-bio").removeClass("padding-t--5").css("padding-top", "2px");
+        }
+        else if ((type.startsWith("favorite") || type.startsWith("retweet")) && tweet.isAboutYou()){
+          html.children().first().addClass("td-notification-padded");
+        }
+        else if (type.includes("list_member")){
+          html.children().first().addClass("td-notification-padded td-notification-padded-alt");
+          html.find(".activity-header").css("margin-top", "2px");
+          html.find(".avatar").first().css("margin-bottom", "0");
+        }
+        
+        if (sensitive){
+          html.find(".media-badge").each(function(){
+            $(this)[0].lastChild.textContent += " (possibly sensitive)";
+          });
+        }
+        
+        const source = tweet.getRelatedTweet();
+        const duration = source ? source.text.length + (source.quotedTweet ? source.quotedTweet.text.length : 0) : tweet.text.length;
+        
+        const chirpId = source ? source.id : "";
+        const tweetUrl = source ? source.getChirpURL() : "";
+        const quoteUrl = source && source.quotedTweet ? source.quotedTweet.getChirpURL() : "";
+        
+        $TD.onTweetPopup(column.model.privateState.apiid, chirpId, window.TDGF_getColumnName(column), html.html(), duration, tweetUrl, quoteUrl);
+      }
+      
+      if (column.model.getHasSound()){
+        $TD.onTweetSound();
+      }
+    };
+  })();
+  
+  //
+  // Block: Enable popup notifications.
+  //
+  execSafe(function hookDesktopNotifications(){
+    ensurePropertyExists(TD, "controller", "notifications");
+    
+    TD.controller.notifications.hasNotifications = function(){
+      return true;
+    };
+    
+    TD.controller.notifications.isPermissionGranted = function(){
+      return true;
+    };
+    
+    $.subscribe("/notifications/new", function(obj){
+      for(let index = obj.items.length - 1; index >= 0; index--){
+        onNewTweet(obj.column, obj.items[index]);
+      }
+    });
+  });
+  
+  //
+  // Block: Fix DM notifications not showing if the conversation is open.
+  //
+  if (checkPropertyExists(TD, "vo", "Column", "prototype", "mergeMissingChirps")){
+    TD.vo.Column.prototype.mergeMissingChirps = prependToFunction(TD.vo.Column.prototype.mergeMissingChirps, function(e){
+      const model = this.model;
+      
+      if (model && model.state && model.state.type === "privateMe" && !this.notificationsDisabled && e.poller.feed.managed){
+        const unread = [];
+        
+        for(let chirp of e.chirps){
+          if (Array.isArray(chirp.messages)){
+            Array.prototype.push.apply(unread, chirp.messages.filter(message => message.read === false));
+          }
+        }
+        
+        if (unread.length > 0){
+          if (checkPropertyExists(TD, "util", "chirpReverseColumnSort")){
+            unread.sort(TD.util.chirpReverseColumnSort);
+          }
+          
+          for(let message of unread){
+            onNewTweet(this, message);
+          }
+          
+          // TODO sound notifications are borked as well
+          // TODO figure out what to do with missed notifications at startup
+        }
+      }
+    });
+  }
+})();
+
+//
+// Block: Mute sound notifications.
+//
+HTMLAudioElement.prototype.play = prependToFunction(HTMLAudioElement.prototype.play, function(){
+  return $TDX.muteNotifications;
+});
+
+//
+// Block: Add additional link information to context menu.
+//
+execSafe(function setupLinkContextMenu(){
+  $(document.body).delegate("a", "contextmenu", function(){
+    const me = $(this)[0];
+    
+    if (me.classList.contains("js-media-image-link")){
+      const hovered = getHoveredTweet();
+      return if !hovered;
+      
+      const tweet = hovered.obj.hasMedia() ? hovered.obj : hovered.obj.quotedTweet;
+      const media = tweet.getMedia().find(media => media.mediaId === me.getAttribute("data-media-entity-id"));
+      
+      if ((media.isVideo && media.service === "twitter") || media.isAnimatedGif){
+        $TD.setRightClickedLink("video", media.chooseVideoVariant().url);
+      }
+      else{
+        $TD.setRightClickedLink("image", media.large());
+      }
+    }
+    else if (me.classList.contains("js-gif-play")){
+      $TD.setRightClickedLink("video", $(this).closest(".js-media-gif-container").find("video").attr("src"));
+    }
+    else if (me.hasAttribute("data-full-url")){
+      $TD.setRightClickedLink("link", me.getAttribute("data-full-url"));
+    }
+  });
+});
+
+//
+// Block: Add tweet-related options to context menu.
+//
+execSafe(function setupTweetContextMenu(){
+  ensurePropertyExists(TD, "controller", "columnManager", "get");
+  ensurePropertyExists(TD, "services", "ChirpBase", "TWEET");
+  ensurePropertyExists(TD, "services", "TwitterActionFollow");
+  
+  const processMedia = function(chirp){
+    return chirp.getMedia().filter(item => !item.isAnimatedGif).map(item => item.entity.media_url_https + ":small").join(";");
+  };
+  
+  app.delegate("section.js-column", "contextmenu", function(){
+    const hovered = getHoveredTweet();
+    return if !hovered;
+    
+    const tweet = hovered.obj;
+    const quote = tweet.quotedTweet;
+    
+    if (tweet.chirpType === TD.services.ChirpBase.TWEET){
+      const tweetUrl = tweet.getChirpURL();
+      const quoteUrl = quote && quote.getChirpURL();
+      
+      const chirpAuthors = quote ? [ tweet.getMainUser().screenName, quote.getMainUser().screenName ].join(";") : tweet.getMainUser().screenName;
+      const chirpImages = tweet.hasImage() ? processMedia(tweet) : quote && quote.hasImage() ? processMedia(quote) : "";
+      
+      $TD.setRightClickedChirp(tweetUrl || "", quoteUrl || "", chirpAuthors, chirpImages);
+    }
+    else if (tweet instanceof TD.services.TwitterActionFollow){
+      $TD.setRightClickedLink("link", tweet.following.getProfileURL());
+    }
+  });
+});
+
+//
+// Block: Expand shortened links on hover or display tooltip.
+//
+execSafe(function setupLinkExpansionOrTooltip(){
+  let prevMouseX = -1, prevMouseY = -1;
+  let tooltipTimer, tooltipDisplayed;
+  
+  $(document.body).delegate("a[data-full-url]", {
+    mouseenter: function(){
+      const me = $(this);
+      const text = me.text();
+      return if text.charCodeAt(text.length - 1) !== 8230 && text.charCodeAt(0) !== 8230; // horizontal ellipsis
+      
+      if ($TDX.expandLinksOnHover){
+        tooltipTimer = window.setTimeout(function(){
+          me.attr("td-prev-text", text);
+          me.text(me.attr("data-full-url").replace(/^https?:\/\/(www\.)?/, ""));
+        }, 200);
+      }
+      else{
+        tooltipTimer = window.setTimeout(function(){
+          $TD.displayTooltip(me.attr("data-full-url"));
+          tooltipDisplayed = true;
+        }, 400);
+      }
+    },
+    
+    mouseleave: function(){
+      const me = $(this)[0];
+      
+      if (me.hasAttribute("td-prev-text")){
+        me.innerText = me.getAttribute("td-prev-text");
+      }
+      
+      window.clearTimeout(tooltipTimer);
+      
+      if (tooltipDisplayed){
+        tooltipDisplayed = false;
+        $TD.displayTooltip(null);
+      }
+    },
+    
+    mousemove: function(e){
+      if (tooltipDisplayed && (prevMouseX !== e.clientX || prevMouseY !== e.clientY)){
+        $TD.displayTooltip($(this).attr("data-full-url"));
+        prevMouseX = e.clientX;
+        prevMouseY = e.clientY;
+      }
+    }
+  });
+});
+
+//
+// Block: Support for extra mouse buttons.
+//
+execSafe(function supportExtraMouseButtons(){
+  const tryClickSelector = function(selector, parent){
+    return $(selector, parent).click().length;
+  };
+  
+  const tryCloseModal1 = function(){
+    const modal = $("#open-modal");
+    return modal.is(":visible") && tryClickSelector("a.mdl-dismiss", modal);
+  };
+  
+  const tryCloseModal2 = function(){
+    const modal = $(".js-modals-container");
+    return modal.length && tryClickSelector("a.mdl-dismiss", modal);
+  };
+  
+  const tryCloseHighlightedColumn = function(){
+    const column = getHoveredColumn();
+    return false if !column;
+    
+    const ele = $(column.ele);
+    return ((ele.is(".is-shifted-2") && tryClickSelector(".js-tweet-social-proof-back", ele)) || (ele.is(".is-shifted-1") && tryClickSelector(".js-column-back", ele)));
+  };
+  
+  window.TDGF_onMouseClickExtra = function(button){
+    if (button === 1){ // back button
+      tryClickSelector(".is-shifted-2 .js-tweet-social-proof-back", ".js-modal-panel") ||
+      tryClickSelector(".is-shifted-1 .js-column-back", ".js-modal-panel") ||
+      tryCloseModal1() ||
+      tryCloseModal2() ||
+      tryClickSelector(".js-inline-compose-close") ||
+      tryCloseHighlightedColumn() ||
+      tryClickSelector(".js-app-content.is-open .js-drawer-close:visible") ||
+      tryClickSelector(".is-shifted-2 .js-tweet-social-proof-back, .is-shifted-2 .js-dm-participants-back") ||
+      $(".is-shifted-1 .js-column-back").click();
+    }
+    else if (button === 2){ // forward button
+      const hovered = getHoveredTweet();
+      
+      if (hovered){
+        $(hovered.ele).children().first().click();
+      }
+    }
+  };
+});
+
+//
+// Block: Allow drag & drop behavior for dropping links on columns to open their detail view.
+//
+execSafe(function supportDragDropOverColumns(){
+  const regexTweet = /^https?:\/\/twitter\.com\/[A-Za-z0-9_]+\/status\/(\d+)\/?\??/;
+  const regexAccount = /^https?:\/\/twitter\.com\/(?!signup$|tos$|privacy$|search$|search-)([^/?]+)\/?$/;
+  
+  let dragType = false;
+  
+  const events = {
+    dragover: function(e){
+      e.originalEvent.dataTransfer.dropEffect = dragType ? "all" : "none";
+      e.preventDefault();
+      e.stopPropagation();
+    },
+    
+    drop: function(e){
+      const url = e.originalEvent.dataTransfer.getData("URL");
+      
+      if (dragType === "tweet"){
+        const match = regexTweet.exec(url);
+        
+        if (match.length === 2){
+          const column = TD.controller.columnManager.get($(this).attr("data-column"));
+          
+          if (column){
+            TD.controller.clients.getPreferredClient().show(match[1], function(chirp){
+              TD.ui.updates.showDetailView(column, chirp, column.findChirp(chirp) || chirp);
+              $(document).trigger("uiGridClearSelection");
+            }, function(){
+              alert("error|Could not retrieve the requested tweet.");
+            });
+          }
+        }
+      }
+      else if (dragType === "account"){
+        const match = regexAccount.exec(url);
+        
+        if (match.length === 2){
+          $(document).trigger("uiShowProfile", { id: match[1] });
+        }
+      }
+      
+      e.preventDefault();
+      e.stopPropagation();
+    }
+  };
+  
+  const selectors = {
+    tweet: "section.js-column",
+    account: app
+  };
+  
+  window.TDGF_onGlobalDragStart = function(type, data){
+    if (dragType){
+      app.undelegate(selectors[dragType], events);
+      dragType = null;
+    }
+    
+    if (type === "link"){
+      dragType = regexTweet.test(data) ? "tweet" : regexAccount.test(data) ? "account": null;
+      app.delegate(selectors[dragType], events);
+    }
+  };
+});
+
+//
+// Block: Make middle click on tweet reply icon open the compose drawer, retweet icon trigger a quote, and favorite icon open a 'Like from accounts...' modal.
+//
+execSafe(function supportMiddleClickTweetActions(){
+  app.delegate(".tweet-action,.tweet-detail-action", "auxclick", function(e){
+    return if e.which !== 2;
+    
+    const column = TD.controller.columnManager.get($(this).closest("section.js-column").attr("data-column"));
+    return if !column;
+    
+    const ele = $(this).closest("article");
+    const tweet = column.findChirp(ele.attr("data-tweet-id")) || column.findChirp(ele.attr("data-key"));
+    return if !tweet;
+    
+    switch($(this).attr("rel")){
+      case "reply":
+        const main = tweet.getMainTweet();
+        
+        $(document).trigger("uiDockedComposeTweet", {
+          type: "reply",
+          from: [ tweet.account.getKey() ],
+          inReplyTo: {
+            id: tweet.id,
+            htmlText: main.htmlText,
+            user: {
+              screenName: main.user.screenName,
+              name: main.user.name,
+              profileImageURL: main.user.profileImageURL
+            }
+          },
+          mentions: tweet.getReplyUsers(),
+          element: ele
+        });
+        
+        break;
+        
+      case "favorite":
+        $(document).trigger("uiShowFavoriteFromOptions", { tweet });
+        break;
+        
+      case "retweet":
+        TD.controller.stats.quoteTweet();
+        
+        $(document).trigger("uiComposeTweet", {
+          type: "tweet",
+          from: [ tweet.account.getKey() ],
+          quotedTweet: tweet.getMainTweet(),
+          element: ele // triggers reply-account plugin
+        });
+        
+        break;
+      
+      default:
+        return;
+    }
+    
+    e.preventDefault();
+    e.stopPropagation();
+    e.stopImmediatePropagation();
+  });
+});
+
+//
+// Block: Add a pin icon to make tweet compose drawer stay open.
+//
+execSafe(function setupStayOpenPin(){
+  $(document).on("tduckOldComposerActive", function(e){
+    const ele = $(`#import "markup/pin.html"`).appendTo(".js-docked-compose .js-compose-header");
+    
+    ele.click(function(){
+      if (TD.settings.getComposeStayOpen()){
+        ele.css("transform", "rotate(0deg)");
+        TD.settings.setComposeStayOpen(false);
+      }
+      else{
+        ele.css("transform", "rotate(90deg)");
+        TD.settings.setComposeStayOpen(true);
+      }
+    });
+    
+    if (TD.settings.getComposeStayOpen()){
+      ele.css("transform", "rotate(90deg)");
+    }
+  });
+});
+
+//
+// Block: Make submitting search queries while holding Ctrl or middle-clicking the search icon open the search externally.
+//
+onAppReady.push(function setupSearchTriggerHook(){
+  const openSearchExternally = function(event, input){
+    $TD.openBrowser("https://twitter.com/search/?q=" + encodeURIComponent(input.val() || ""));
+    event.preventDefault();
+    event.stopPropagation();
+    
+    input.val("").blur();
+    app.click(); // unfocus everything
+  };
+  
+  $$(".js-app-search-input").keydown(function(e){
+    (e.ctrlKey && e.keyCode === 13) && openSearchExternally(e, $(this)); // enter
+  });
+  
+  $$(".js-perform-search").on("click auxclick", function(e){
+    (e.ctrlKey || e.button === 1) && openSearchExternally(e, $(".js-app-search-input:visible"));
+  }).each(function(){
+    window.TDGF_prioritizeNewestEvent($(this)[0], "click");
+  });
+  
+  $$("[data-action='show-search']").on("click auxclick", function(e){
+    (e.ctrlKey || e.button === 1) && openSearchExternally(e, $());
+  });
+});
+
+//
+// Block: Setup video player hooks.
+//
+execSafe(function setupVideoPlayer(){
+  const getGifLink = function(ele){
+    return ele.attr("src") || ele.children("source[video-src]").first().attr("video-src");
+  };
+  
+  const getVideoTweetLink = function(obj){
+    let parent = obj.closest(".js-tweet").first();
+    let link = (parent.hasClass("tweet-detail") ? parent.find("a[rel='url']") : parent.find("time").first().children("a")).first();
+    return link.attr("href");
+  };
+  
+  const getUsername = function(tweet){
+    return tweet && (tweet.quotedTweet || tweet).getMainUser().screenName;
+  };
+  
+  app.delegate(".js-gif-play", {
+    click: function(e){
+      let src = !e.ctrlKey && getGifLink($(this).closest(".js-media-gif-container").find("video"));
+      let tweet = getVideoTweetLink($(this));
+      
+      if (src){
+        let hovered = getHoveredTweet();
+        window.TDGF_playVideo(src, tweet, getUsername(hovered && hovered.obj));
+      }
+      else{
+        $TD.openBrowser(tweet);
+      }
+      
+      e.stopPropagation();
+    },
+    
+    mousedown: function(e){
+      if (e.button === 1){
+        e.preventDefault();
+      }
+    },
+    
+    mouseup: function(e){
+      if (e.button === 1){
+        $TD.openBrowser(getVideoTweetLink($(this)));
+        e.preventDefault();
+      }
+    }
+  });
+  
+  window.TDGF_injectMustache("status/media_thumb.mustache", "append", "is-gif", " is-paused");
+  
+  TD.mustaches["media/native_video.mustache"] = '<div class="js-media-gif-container media-item nbfc is-video" style="background-image:url({{imageSrc}})"><video class="js-media-gif media-item-gif full-width block {{#isPossiblySensitive}}is-invisible{{/isPossiblySensitive}}" loop src="{{videoUrl}}"></video><a class="js-gif-play pin-all is-actionable">{{> media/video_overlay}}</a></div>';
+  
+  ensurePropertyExists(TD, "components", "MediaGallery", "prototype", "_loadTweet");
+  ensurePropertyExists(TD, "components", "BaseModal", "prototype", "setAndShowContainer");
+  ensurePropertyExists(TD, "ui", "Column", "prototype", "playGifIfNotManuallyPaused");
+  
+  let cancelModal = false;
+  
+  TD.components.MediaGallery.prototype._loadTweet = appendToFunction(TD.components.MediaGallery.prototype._loadTweet, function(){
+    const media = this.chirp.getMedia().find(media => media.mediaId === this.clickedMediaEntityId);
+    
+    if (media && media.isVideo && media.service === "twitter"){
+      window.TDGF_playVideo(media.chooseVideoVariant().url, this.chirp.getChirpURL(), getUsername(this.chirp));
+      cancelModal = true;
+    }
+  });
+  
+  TD.components.BaseModal.prototype.setAndShowContainer = prependToFunction(TD.components.BaseModal.prototype.setAndShowContainer, function(){
+    if (cancelModal){
+      cancelModal = false;
+      return true;
+    }
+  });
+  
+  TD.ui.Column.prototype.playGifIfNotManuallyPaused = function(){};
+});
+
+//
+// Block: Detect and notify about connection issues.
+//
+(function(){
+  const onConnectionError = function(){
+    return if $("#tweetduck-conn-issues").length;
+    
+    const ele = $(`#import "markup/offline.html"`).appendTo(document.body);
+    
+    ele.find("button").click(function(){
+      ele.fadeOut(200);
+    });
+  };
+  
+  const onConnectionFine = function(){
+    const ele = $("#tweetduck-conn-issues");
+    
+    ele.fadeOut(200, function(){
+      ele.remove();
+    });
+  };
+  
+  window.addEventListener("offline", onConnectionError);
+  window.addEventListener("online", onConnectionFine);
+})();

Resources/Scripts/imports/scripts/browser.globals.js

@@ -0,0 +1,279 @@
+//
+// Functions: Responds to updating $TDX properties.
+//
+(function(){
+  let callbacks = [];
+  
+  window.TDGF_registerPropertyUpdateCallback = function(callback){
+    callbacks.push(callback);
+  };
+  
+  window.TDGF_onPropertiesUpdated = function(){
+    callbacks.forEach(func => func($TDX));
+  };
+})();
+
+//
+// Function: Injects custom HTML into mustache templates.
+//
+window.TDGF_injectMustache = function(name, operation, search, custom){
+  let replacement;
+  
+  switch(operation){
+    case "replace": replacement = custom; break;
+    case "append": replacement = search + custom; break;
+    case "prepend": replacement = custom + search; break;
+    default: throw "Invalid mustache injection operation. Only 'replace', 'append', 'prepend' are supported.";
+  }
+  
+  const prev = TD.mustaches && TD.mustaches[name];
+  
+  if (!prev){
+    crashDebug("Mustache injection is referencing an invalid mustache: " + name);
+    return false;
+  }
+  
+  TD.mustaches[name] = prev.replace(search, replacement);
+  
+  if (prev === TD.mustaches[name]){
+    crashDebug("Mustache injection had no effect: " + name);
+    return false;
+  }
+  
+  return true;
+};
+
+//
+// Function: Pushes the newest jQuery event to the beginning of the event handler list.
+//
+window.TDGF_prioritizeNewestEvent = function(element, event){
+  const events = $._data(element, "events");
+  
+  const handlers = events[event];
+  const newHandler = handlers[handlers.length - 1];
+  
+  for(let index = handlers.length - 1; index > 0; index--){
+    handlers[index] = handlers[index - 1];
+  }
+  
+  handlers[0] = newHandler;
+};
+
+//
+// Function: Returns a display name for a column object.
+//
+window.TDGF_getColumnName = (function(){
+  const titles = {
+    "icon-home": "Home",
+    "icon-mention": "Mentions",
+    "icon-message": "Messages",
+    "icon-notifications": "Notifications",
+    "icon-follow": "Followers",
+    "icon-activity": "Activity",
+    "icon-favorite": "Likes",
+    "icon-user": "User",
+    "icon-search": "Search",
+    "icon-list": "List",
+    "icon-custom-timeline": "Timeline",
+    "icon-dataminr": "Dataminr",
+    "icon-play-video": "Live video",
+    "icon-schedule": "Scheduled"
+  };
+  
+  return function(column){
+    return titles[column._tduck_icon] || "";
+  };
+})();
+
+//
+// Function: Adds a search column with the specified query.
+//
+onAppReady.push(() => execSafe(function setupSearchFunction(){
+  const context = $._data(document, "events")["uiSearchInputSubmit"][0].handler.context;
+  
+  window.TDGF_performSearch = function(query){
+    context.performSearch({ query, tduckResetInput: true });
+  };
+}, function(){
+  window.TDGF_performSearch = function(){
+    alert("error|This feature is not available due to an internal error.");
+  };
+}));
+
+//
+// Function: Plays sound notification.
+//
+window.TDGF_playSoundNotification = function(){
+  document.getElementById("update-sound").play();
+};
+
+//
+// Function: Plays video using the internal player.
+//
+window.TDGF_playVideo = function(videoUrl, tweetUrl, username){
+  return if !videoUrl;
+  
+  $TD.playVideo(videoUrl, tweetUrl || videoUrl, username || null, function(){
+    $('<div id="td-video-player-overlay" class="ovl" style="display:block"></div>').on("click contextmenu", function(){
+      $TD.stopVideo();
+    }).appendTo(app);
+  });
+};
+
+//
+// Function: Shows tweet detail, used in notification context menu.
+//
+execSafe(function setupShowTweetDetail(){
+  ensurePropertyExists(TD, "ui", "updates", "showDetailView");
+  ensurePropertyExists(TD, "controller", "columnManager", "showColumn");
+  ensurePropertyExists(TD, "controller", "columnManager", "getByApiid");
+  ensurePropertyExists(TD, "controller", "clients", "getPreferredClient");
+  
+  const showTweetDetailInternal = function(column, chirp){
+    TD.ui.updates.showDetailView(column, chirp, column.findChirp(chirp) || chirp);
+    TD.controller.columnManager.showColumn(column.model.privateState.key);
+    
+    $(document).trigger("uiGridClearSelection");
+  };
+  
+  window.TDGF_showTweetDetail = function(columnId, chirpId, fallbackUrl){
+    if (!TD.ready){
+      onAppReady.push(function(){
+        window.TDGF_showTweetDetail(columnId, chirpId, fallbackUrl);
+      });
+      
+      return;
+    }
+    
+    const column = TD.controller.columnManager.getByApiid(columnId);
+    
+    if (!column){
+      if (confirm("error|The column which contained the tweet no longer exists. Would you like to open the tweet in your browser instead?")){
+        $TD.openBrowser(fallbackUrl);
+      }
+      
+      return;
+    }
+    
+    const chirp = column.findMostInterestingChirp(chirpId);
+    
+    if (chirp){
+      showTweetDetailInternal(column, chirp);
+    }
+    else{
+      TD.controller.clients.getPreferredClient().show(chirpId, function(chirp){
+        showTweetDetailInternal(column, chirp);
+      }, function(){
+        if (confirm("error|Could not retrieve the requested tweet. Would you like to open the tweet in your browser instead?")){
+          $TD.openBrowser(fallbackUrl);
+        }
+      });
+    }
+  };
+}, function(){
+  window.TDGF_showTweetDetail = function(){
+    alert("error|This feature is not available due to an internal error.");
+  };
+});
+
+//
+// Function: Screenshots tweet to clipboard.
+//
+execSafe(function setupTweetScreenshot(){
+  window.TDGF_triggerScreenshot = function(){
+    const hovered = getHoveredTweet();
+    return if !hovered;
+    
+    const columnWidth = $(hovered.column.ele).width();
+    const tweet = hovered.wrap || hovered.obj;
+    
+    const html = $(tweet.render({
+      withFooter: false,
+      withTweetActions: false,
+      isInConvo: false,
+      isFavorite: false,
+      isRetweeted: false, // keeps retweet mark above tweet
+      isPossiblySensitive: false,
+      mediaPreviewSize: hovered.column.obj.getMediaPreviewSize()
+    }));
+    
+    html.find("footer").last().remove(); // apparently withTweetActions breaks for certain tweets, nice
+    html.find(".td-screenshot-remove").remove();
+    
+    html.find("p.link-complex-target,p.txt-mute").filter(function(){
+      return $(this).text() === "Show this thread";
+    }).remove();
+    
+    html.addClass($(document.documentElement).attr("class"));
+    html.addClass($(document.body).attr("class"));
+    
+    html.css("background-color", getClassStyleProperty("stream-item", "background-color"));
+    html.css("border", "none");
+    
+    for(let selector of [ ".js-quote-detail", ".js-media-preview-container", ".js-media" ]){
+      const ele = html.find(selector);
+      
+      if (ele.length){
+        ele[0].style.setProperty("margin-bottom", "2px", "important");
+        break;
+      }
+    }
+    
+    const gif = html.find(".js-media-gif-container");
+    
+    if (gif.length){
+      gif.css("background-image", 'url("'+tweet.getMedia()[0].small()+'")');
+    }
+    
+    const type = tweet.getChirpType();
+    
+    if ((type.startsWith("favorite") || type.startsWith("retweet")) && tweet.isAboutYou()){
+      html.addClass("td-notification-padded");
+    }
+    
+    $TD.screenshotTweet(html[0].outerHTML, columnWidth);
+  };
+}, function(){
+  window.TDGF_triggerScreenshot = function(){
+    alert("error|This feature is not available due to an internal error.");
+  };
+});
+
+//
+// Function: Apply ROT13 to input selection.
+//
+window.TDGF_applyROT13 = function(){
+  const ele = document.activeElement;
+  return if !ele || !ele.value;
+  
+  const selection = ele.value.substring(ele.selectionStart, ele.selectionEnd);
+  return if !selection;
+  
+  document.execCommand("insertText", false, selection.replace(/[a-zA-Z]/g, function(chr){
+    const code = chr.charCodeAt(0);
+    const start = code <= 90 ? 65 : 97;
+    return String.fromCharCode(start + (code - start + 13) % 26);
+  }));
+};
+
+//
+// Function: Reloads all columns.
+//
+if (checkPropertyExists(TD, "controller", "columnManager", "getAll")){
+  window.TDGF_reloadColumns = function(){
+    Object.values(TD.controller.columnManager.getAll()).forEach(column => column.reloadTweets());
+  };
+}
+else{
+  window.TDGF_reloadColumns = function(){};
+}
+
+//
+// Function: Reloads the website with memory cleanup.
+//
+window.TDGF_reload = function(){
+  window.gc && window.gc();
+  window.location.reload();
+  
+  window.TDGF_reload = function(){}; // redefine to prevent reloading multiple times
+};

Resources/Scripts/imports/scripts/browser.tweaks.js

@@ -0,0 +1,468 @@
+//
+// Block: Paste images when tweeting.
+//
+onAppReady.push(function supportImagePaste(){
+  const uploader = $._data(document, "events")["uiComposeAddImageClick"][0].handler.context;
+  
+  app.delegate(".js-compose-text,.js-reply-tweetbox,.td-detect-image-paste", "paste", function(e){
+    for(let item of e.originalEvent.clipboardData.items){
+      if (item.type.startsWith("image/")){
+        if (!$(this).closest(".rpl").find(".js-reply-popout").click().length){ // popout direct messages
+          return if $(".js-add-image-button").is(".is-disabled"); // tweetdeck does not check upload count properly
+        }
+        
+        uploader.addFilesToUpload([ item.getAsFile() ]);
+        break;
+      }
+    }
+  });
+});
+
+//
+// Block: Allow changing first day of week in date picker.
+//
+if (checkPropertyExists($, "tools", "dateinput", "conf", "firstDay")){
+  $.tools.dateinput.conf.firstDay = $TDX.firstDayOfWeek;
+  
+  onAppReady.push(function setupDatePickerFirstDayCallback(){
+    window.TDGF_registerPropertyUpdateCallback(function($TDX){
+      $.tools.dateinput.conf.firstDay = $TDX.firstDayOfWeek;
+    });
+  });
+}
+
+//
+// Block: Override language used for translations.
+//
+if (checkPropertyExists(TD, "languages", "getSystemLanguageCode")){
+  const prevFunc = TD.languages.getSystemLanguageCode;
+  
+  TD.languages.getSystemLanguageCode = function(returnShortCode){
+    return returnShortCode ? ($TDX.translationTarget || "en") : prevFunc.apply(this, arguments);
+  };
+}
+
+//
+// Block: Add missing languages for Bing Translator (Bengali, Icelandic, Tagalog, Tamil, Telugu, Urdu).
+//
+execSafe(function addMissingTranslationLanguages(){
+  ensurePropertyExists(TD, "languages", "getSupportedTranslationSourceLanguages");
+  
+  const newCodes = [ "bn", "is", "tl", "ta", "te", "ur" ];
+  const codeSet = new Set(TD.languages.getSupportedTranslationSourceLanguages());
+  
+  for(const lang of newCodes){
+    codeSet.add(lang);
+  }
+  
+  const codeList = [...codeSet];
+  
+  TD.languages.getSupportedTranslationSourceLanguages = function(){
+    return codeList;
+  };
+});
+
+//
+// Block: Bypass t.co when clicking/dragging links, media, and in user profiles.
+//
+execSafe(function setupShortenerBypass(){
+  $(document.body).delegate("a[data-full-url]", "click auxclick", function(e){
+    // event.which seems to be borked in auxclick
+    // tweet links open directly in the column
+    if ((e.button === 0 || e.button === 1) && $(this).attr("rel") !== "tweet"){
+      $TD.openBrowser($(this).attr("data-full-url"));
+      e.preventDefault();
+    }
+  });
+  
+  $(document.body).delegate("a[data-full-url]", "dragstart", function(e){
+    const url = $(this).attr("data-full-url");
+    const data = e.originalEvent.dataTransfer;
+    
+    data.clearData();
+    data.setData("text/uri-list", url);
+    data.setData("text/plain", url);
+    data.setData("text/html", `<a href="${url}">${url}</a>`);
+  });
+  
+  if (checkPropertyExists(TD, "services", "TwitterStatus", "prototype", "_generateHTMLText")){
+    TD.services.TwitterStatus.prototype._generateHTMLText = prependToFunction(TD.services.TwitterStatus.prototype._generateHTMLText, function(){
+      const card = this.card;
+      const entities = this.entities;
+      return if !(card && entities);
+      
+      const urls = entities.urls;
+      return if !(urls && urls.length);
+      
+      const shortUrl = card.url;
+      const urlObj = entities.urls.find(obj => obj.url === shortUrl && obj.expanded_url);
+      
+      if (urlObj){
+        const expandedUrl = urlObj.expanded_url;
+        card.url = expandedUrl;
+        
+        const values = card.binding_values;
+        
+        if (values && values.card_url){
+          values.card_url.string_value = expandedUrl;
+        }
+      }
+    });
+  }
+  
+  if (checkPropertyExists(TD, "services", "TwitterMedia", "prototype", "fromMediaEntity")){
+    const prevFunc = TD.services.TwitterMedia.prototype.fromMediaEntity;
+    
+    TD.services.TwitterMedia.prototype.fromMediaEntity = function(){
+      const obj = prevFunc.apply(this, arguments);
+      const e = arguments[0];
+      
+      if (e.expanded_url){
+        if (obj.url === obj.shortUrl){
+          obj.shortUrl = e.expanded_url;
+        }
+        
+        obj.url = e.expanded_url;
+      }
+      
+      return obj;
+    };
+  }
+  
+  if (checkPropertyExists(TD, "services", "TwitterUser", "prototype", "fromJSONObject")){
+    const prevFunc = TD.services.TwitterUser.prototype.fromJSONObject;
+    
+    TD.services.TwitterUser.prototype.fromJSONObject = function(){
+      const obj = prevFunc.apply(this, arguments);
+      const e = arguments[0].entities;
+      
+      if (e && e.url && e.url.urls && e.url.urls.length && e.url.urls[0].expanded_url){
+        obj.url = e.url.urls[0].expanded_url;
+      }
+      
+      return obj;
+    };
+  }
+});
+
+//
+// Block: Fix youtu.be previews not showing up for https links.
+//
+execSafe(function fixYouTubePreviews(){
+  ensurePropertyExists(TD, "services", "TwitterMedia");
+  
+  const media = TD.services.TwitterMedia;
+  
+  ensurePropertyExists(media, "YOUTUBE_TINY_RE");
+  ensurePropertyExists(media, "YOUTUBE_LONG_RE");
+  ensurePropertyExists(media, "YOUTUBE_RE");
+  ensurePropertyExists(media, "SERVICES", "youtube");
+  
+  media.YOUTUBE_TINY_RE = new RegExp(media.YOUTUBE_TINY_RE.source.replace("http:", "https?:"));
+  media.YOUTUBE_RE = new RegExp(media.YOUTUBE_LONG_RE.source + "|" + media.YOUTUBE_TINY_RE.source);
+  media.SERVICES["youtube"] = media.YOUTUBE_RE;
+});
+
+//
+// Block: Refocus the textbox after switching accounts.
+//
+onAppReady.push(function setupAccountSwitchRefocus(){
+  const refocusInput = function(){
+    document.querySelector(".js-docked-compose .js-compose-text").focus();
+  };
+  
+  const accountItemClickEvent = function(e){
+    setTimeout(refocusInput, 0);
+  };
+  
+  $(document).on("tduckOldComposerActive", function(e){
+    $$(".js-account-list", ".js-docked-compose").delegate(".js-account-item", "click", accountItemClickEvent);
+  });
+});
+
+//
+// Block: Fix docked composer not re-focusing after Alt+Tab & image upload.
+//
+onAppReady.push(function fixDockedComposerRefocus(){
+  $(document).on("tduckOldComposerActive", function(e){
+    const ele = $$(".js-compose-text", ".js-docked-compose");
+    const node = ele[0];
+    
+    let cancelBlur = false;
+    
+    ele.on("blur", function(e){
+      cancelBlur = true;
+      setTimeout(function(){ cancelBlur = false; }, 0);
+    });
+    
+    window.TDGF_prioritizeNewestEvent(node, "blur");
+    
+    node.blur = prependToFunction(node.blur, function(){
+      return cancelBlur;
+    });
+  });
+  
+  ensureEventExists(document, "uiComposeImageAdded");
+  
+  $(document).on("uiComposeImageAdded", function(){
+    document.querySelector(".js-docked-compose .js-compose-text").focus();
+  });
+});
+
+//
+// Block: Fix DM reply input box not getting focused after opening a conversation.
+//
+if (checkPropertyExists(TD, "components", "ConversationDetailView", "prototype", "showChirp")){
+  TD.components.ConversationDetailView.prototype.showChirp = appendToFunction(TD.components.ConversationDetailView.prototype.showChirp, function(){
+    return if !$TDX.focusDmInput;
+    
+    setTimeout(function(){
+      document.querySelector(".js-reply-tweetbox").focus();
+    }, 100);
+  });
+}
+
+//
+// Block: Hold Shift to restore cleared column.
+//
+execSafe(function supportShiftToClearColumn(){
+  ensurePropertyExists(TD, "vo", "Column", "prototype", "clear");
+  
+  let holdingShift = false;
+  
+  const updateShiftState = (pressed) => {
+    if (pressed != holdingShift){
+      holdingShift = pressed;
+      $("button[data-action='clear']").children("span").text(holdingShift ? "Restore" : "Clear");
+    }
+  };
+  
+  const resetActiveFocus = () => {
+    document.activeElement.blur();
+  };
+  
+  document.addEventListener("keydown", function(e){
+    if (e.shiftKey && (document.activeElement === null || !("value" in document.activeElement))){
+      updateShiftState(true);
+    }
+  });
+  
+  document.addEventListener("keyup", function(e){
+    if (!e.shiftKey){
+      updateShiftState(false);
+    }
+  });
+  
+  TD.vo.Column.prototype.clear = prependToFunction(TD.vo.Column.prototype.clear, function(){
+    window.setTimeout(resetActiveFocus, 0); // unfocuses the Clear button, otherwise it steals keyboard input
+    
+    if (holdingShift){
+      this.model.setClearedTimestamp(0);
+      this.reloadTweets();
+      return true;
+    }
+  });
+});
+
+//
+// Block: Make temporary search column appear as the first one and clear the input box.
+//
+execSafe(function setupSearchColumnHook(){
+  ensurePropertyExists(TD, "controller", "columnManager", "_columnOrder");
+  ensurePropertyExists(TD, "controller", "columnManager", "move");
+  
+  $(document).on("uiSearchNoTemporaryColumn", function(e, data){
+    if (data.query && data.searchScope !== "users" && !data.columnKey){
+      if ($TDX.openSearchInFirstColumn){
+        const order = TD.controller.columnManager._columnOrder;
+        
+        if (order.length > 1){
+          const columnKey = order[order.length - 1];
+          
+          order.splice(order.length - 1, 1);
+          order.splice(1, 0, columnKey);
+          TD.controller.columnManager.move(columnKey, "left");
+        }
+      }
+      
+      if (!("tduckResetInput" in data)){
+        $(".js-app-search-input").val("");
+        $(".js-perform-search").blur();
+      }
+    }
+  });
+});
+
+//
+// Block: Reorder search results to move accounts above hashtags.
+//
+onAppReady.push(function reorderSearchResults(){
+  const container = $(".js-search-in-popover");
+  const hashtags = $$(".js-typeahead-topic-list", container);
+  
+  $$(".js-typeahead-user-list", container).insertBefore(hashtags);
+  hashtags.addClass("list-divider");
+});
+
+//
+// Block: Revert Like/Follow dialogs being closed after clicking an action.
+//
+execSafe(function setupLikeFollowDialogRevert(){
+  const prevSetTimeout = window.setTimeout;
+  
+  const overrideState = function(){
+    return if !$TDX.keepLikeFollowDialogsOpen;
+    
+    window.setTimeout = function(func, timeout){
+      return timeout !== 500 && prevSetTimeout.apply(this, arguments);
+    };
+  };
+  
+  const restoreState = function(context, key){
+    window.setTimeout = prevSetTimeout;
+    
+    if ($TDX.keepLikeFollowDialogsOpen && key in context.state){
+      context.state[key] = false;
+    }
+  };
+  
+  $(document).on("uiShowFavoriteFromOptions", function(){
+    $(".js-btn-fav", ".js-modal-inner").each(function(){
+      let event = $._data(this, "events").click[0];
+      let handler = event.handler;
+      
+      event.handler = function(){
+        overrideState();
+        handler.apply(this, arguments);
+        restoreState($._data(document, "events").dataFavoriteState[0].handler.context, "stopSubsequentLikes");
+      };
+    });
+  });
+  
+  $(document).on("uiShowFollowFromOptions", function(){
+    $(".js-component", ".js-modal-inner").each(function(){
+      let event = $._data(this, "events").click[0];
+      let handler = event.handler;
+      let context = handler.context;
+      
+      event.handler = function(){
+        overrideState();
+        handler.apply(this, arguments);
+        restoreState(context, "stopSubsequentFollows");
+      };
+    });
+  });
+});
+
+//
+// Block: Fix broken horizontal scrolling of column container when holding Shift.
+//
+if (checkPropertyExists(TD, "ui", "columns", "setupColumnScrollListeners")){
+  TD.ui.columns.setupColumnScrollListeners = appendToFunction(TD.ui.columns.setupColumnScrollListeners, function(column){
+    const ele = document.querySelector(".js-column[data-column='" + column.model.getKey() + "']");
+    return if ele == null;
+    
+    $(ele).off("onmousewheel").on("mousewheel", ".scroll-v", function(e){
+      e.stopImmediatePropagation();
+    });
+    
+    window.TDGF_prioritizeNewestEvent(ele, "mousewheel");
+  });
+}
+
+//
+// Block: Fix DM image previews and GIF thumbnails not loading due to new URLs.
+//
+if (checkPropertyExists(TD, "services", "TwitterMedia", "prototype", "getTwitterPreviewUrl")){
+  const prevFunc = TD.services.TwitterMedia.prototype.getTwitterPreviewUrl;
+  
+  TD.services.TwitterMedia.prototype.getTwitterPreviewUrl = function(){
+    const url = prevFunc.apply(this, arguments);
+    
+    if (url.startsWith("https://ton.twitter.com/1.1/ton/data/dm/") || url.startsWith("https://pbs.twimg.com/tweet_video_thumb/")){
+      const format = url.match(/\?.*format=(\w+)/);
+      
+      if (format && format.length === 2){
+        const fix = `.${format[1]}?`;
+        
+        if (!url.includes(fix)){
+          return url.replace("?", fix);
+        }
+      }
+    }
+    
+    return url;
+  };
+}
+
+//
+// Block: Fix DMs not being marked as read when replying to them.
+//
+execSafe(function markRepliedDMsAsRead(){
+  ensurePropertyExists(TD, "controller", "clients", "getClient");
+  ensurePropertyExists(TD, "services", "Conversations", "prototype", "getConversation");
+  
+  $(document).on("dataDmSent", function(e, data){
+    const client = TD.controller.clients.getClient(data.request.accountKey);
+    return if !client;
+    
+    const conversation = client.conversations.getConversation(data.request.conversationId);
+    return if !conversation;
+    
+    conversation.markAsRead();
+  });
+});
+
+//
+// Block: Limit amount of loaded DMs to avoid massive lag from re-opening them several times.
+//
+if (checkPropertyExists(TD, "services", "TwitterConversation", "prototype", "renderThread")){
+  const prevFunc = TD.services.TwitterConversation.prototype.renderThread;
+  
+  TD.services.TwitterConversation.prototype.renderThread = function(){
+    const prevMessages = this.messages;
+    
+    this.messages = prevMessages.slice(0, 100);
+    const result = prevFunc.apply(this, arguments);
+    this.messages = prevMessages;
+    
+    return result;
+  };
+}
+
+//
+// Block: Fix scheduled tweets not showing up sometimes.
+//
+execSafe(function fixScheduledTweets(){
+  ensurePropertyExists(TD, "controller", "columnManager", "getAll");
+  ensureEventExists(document, "dataTweetSent");
+  
+  $(document).on("dataTweetSent", function(e, data){
+    if (data.response.state && data.response.state === "scheduled"){
+      const column = Object.values(TD.controller.columnManager.getAll()).find(column => column.model.state.type === "scheduled");
+      return if !column;
+      
+      setTimeout(function(){
+        column.reloadTweets();
+      }, 1000);
+    }
+  });
+});
+
+//
+// Block: Let's make retweets lowercase again.
+//
+window.TDGF_injectMustache("status/tweet_single.mustache", "replace", "{{_i}} Retweeted{{/i}}", "{{_i}} retweeted{{/i}}");
+
+if (checkPropertyExists(TD, "services", "TwitterActionRetweet", "prototype", "generateText")){
+  TD.services.TwitterActionRetweet.prototype.generateText = appendToFunction(TD.services.TwitterActionRetweet.prototype.generateText, function(){
+    this.text = this.text.replace(" Retweeted", " retweeted");
+    this.htmlText = this.htmlText.replace(" Retweeted", " retweeted");
+  });
+}
+
+if (checkPropertyExists(TD, "services", "TwitterActionRetweetedInteraction", "prototype", "generateText")){
+  TD.services.TwitterActionRetweetedInteraction.prototype.generateText = appendToFunction(TD.services.TwitterActionRetweetedInteraction.prototype.generateText, function(){
+    this.htmlText = this.htmlText.replace(" Retweeted", " retweeted").replace(" Retweet", " retweet");
+  });
+}

Resources/Scripts/imports/scripts/plugins.base.js

@@ -1,14 +1,31 @@
-(function($TDP){
+(function(){
+  if (!("$TDP" in window)){
+    console.error("Missing $TDP");
+  }
+  
+  const validatePluginObject = function(pluginObject){
+    if (!("$token" in pluginObject)){
+      throw "Invalid plugin object.";
+    }
+  };
+  
   //
   // Block: Setup a simple JavaScript object configuration loader.
   //
   window.TDPF_loadConfigurationFile = function(pluginObject, fileNameUser, fileNameDefault, onSuccess, onFailure){
+    validatePluginObject(pluginObject);
+    
     let identifier = pluginObject.$id;
     let token = pluginObject.$token;
     
     $TDP.checkFileExists(token, fileNameUser).then(exists => {
       let fileName = exists ? fileNameUser : fileNameDefault;
       
+      if (fileName === null){
+        onSuccess && onSuccess({});
+        return;
+      }
+      
       (exists ? $TDP.readFile(token, fileName, true) : $TDP.readFileRoot(token, fileName)).then(contents => {
         let obj;
         
@@ -39,6 +56,8 @@
   // Block: Setup a function to add/remove custom CSS.
   //
   window.TDPF_createCustomStyle = function(pluginObject){
+    validatePluginObject(pluginObject);
+    
     let element = document.createElement("style");
     element.id = "plugin-" + pluginObject.$id + "-"+Math.random().toString(36).substring(2, 7);
     document.head.appendChild(element);
@@ -49,4 +68,105 @@
       element: element
     };
   };
-})($TDP);
+  
+  //
+  // Block: Setup a function to mimic a Storage object that will be saved in the plugin.
+  //
+  window.TDPF_createStorage = function(pluginObject, onReady){
+    validatePluginObject(pluginObject);
+    
+    if ("$storage" in pluginObject){
+      if (pluginObject.$storage !== null){ // set to null while the file is still loading
+        onReady(pluginObject.$storage);
+      }
+      
+      return;
+    }
+    
+    class Storage{
+      get length(){
+        return Object.keys(this).length;
+      }
+      
+      key(index){
+        return Object.keys(this)[index];
+      }
+      
+      getItem(key){
+        return this[key] || null;
+      }
+      
+      setItem(key, value){
+        this[key] = value;
+        updateFile();
+      }
+      
+      removeItem(key){
+        delete this[key];
+        updateFile();
+      }
+      
+      clear(){
+        for(key of Object.keys(this)){
+          delete this[key];
+        }
+        
+        updateFile();
+      }
+      
+      replace(obj, silent){
+        for(let key of Object.keys(this)){
+          delete this[key];
+        }
+        
+        for(let key in obj){
+          this[key] = obj[key];
+        }
+        
+        if (!silent){
+          updateFile();
+        }
+      }
+    };
+    
+    var storage = new Proxy(new Storage(), {
+      get: function(obj, prop, receiver){
+        const value = obj[prop];
+        return typeof value === "function" ? value.bind(obj) : value;
+      },
+      
+      set: function(obj, prop, value){
+        obj.setItem(prop, value);
+        return true;
+      },
+      
+      deleteProperty: function(obj, prop){
+        obj.removeItem(prop);
+        return true;
+      },
+      
+      enumerate: function(obj){
+        return Object.keys(obj);
+      }
+    });
+    
+    var delay = -1;
+    
+    const updateFile = function(){
+      window.clearTimeout(delay);
+      
+      delay = window.setTimeout(function(){
+        $TDP.writeFile(pluginObject.$token, ".storage", JSON.stringify(storage));
+      }, 0);
+    };
+    
+    pluginObject.$storage = null;
+    
+    window.TDPF_loadConfigurationFile(pluginObject, ".storage", null, function(obj){
+      storage.replace(obj, true);
+      onReady(pluginObject.$storage = storage);
+    }, function(){
+      onReady(pluginObject.$storage = storage);
+    });
+  };
+})();

Resources/Scripts/introduction.js

@@ -1,10 +1,11 @@
-(function($, $TD){
+(function(){
   $(document).one("TD.ready", function(){
-    let css = $(`<style>#import "styles/introduction.css"</style>`).appendTo(document.head);
-    let ele = $(`#import "markup/introduction.html"`).appendTo(".js-app");
+    const css = $(`<style>#import "styles/introduction.css"</style>`).appendTo(document.head);
+    const ele = $(`#import "markup/introduction.html"`).appendTo(".js-app");
     
     let tdUser = null;
-    let loadTweetDuckUser = (onSuccess, onError) => {
+    
+    const loadTweetDuckUser = (onSuccess, onError) => {
       if (tdUser !== null){
         onSuccess(tdUser);
       }
@@ -28,8 +29,8 @@
     });
     
     ele.find("button, a.mdl-dismiss").click(function(){
-      let showGuide = $(this)[0].hasAttribute("data-guide");
-      let allowDataCollection = $("#td-anonymous-data").is(":checked");
+      const showGuide = $(this)[0].hasAttribute("data-guide");
+      const allowDataCollection = $("#td-anonymous-data").is(":checked");
       
       ele.fadeOut(200, function(){
         $TD.onIntroductionClosed(showGuide, allowDataCollection);
@@ -38,4 +39,4 @@
       });
     });
   });
-})($, $TD);
+})();

Resources/Scripts/notification.js

@@ -1,4 +1,4 @@
-(function($TD, $TDX){
+(function(){
   //
   // Variable: Collection of all <a> tags.
   //
@@ -19,13 +19,13 @@
   (function(){
     const onLinkClick = function(e){
       if (e.button === 0 || e.button === 1){
-        let ele = e.currentTarget;
+        const ele = e.currentTarget;
         
         $TD.openBrowser(ele.href);
         e.preventDefault();
         
         if ($TDX.skipOnLinkClick){
-          let parentClasses = ele.parentNode.classList;
+          const parentClasses = ele.parentNode.classList;
           
           if (parentClasses.contains("js-tweet-text") || parentClasses.contains("js-quoted-tweet-text") || parentClasses.contains("js-timestamp")){
             $TD.loadNextNotification();
@@ -46,12 +46,12 @@
     let tooltipTimer, tooltipDisplayed;
     
     addEventListener(links, "mouseenter", function(e){
-      let me = e.currentTarget;
+      const me = e.currentTarget;
       
-      let url = me.getAttribute("data-full-url");
+      const url = me.getAttribute("data-full-url");
       return if !url;
       
-      let text = me.textContent;
+      const text = me.textContent;
       return if text.charCodeAt(text.length-1) !== 8230 && text.charCodeAt(0) !== 8230; // horizontal ellipsis
       
       if ($TDX.expandLinksOnHover){
@@ -72,7 +72,7 @@
       return if !e.currentTarget.hasAttribute("data-full-url");
       
       if ($TDX.expandLinksOnHover){
-        let prevText = e.currentTarget.getAttribute("td-prev-text");
+        const prevText = e.currentTarget.getAttribute("td-prev-text");
         
         if (prevText){
           e.currentTarget.innerHTML = prevText;
@@ -89,7 +89,7 @@
     
     addEventListener(links, "mousemove", function(e){
       if (tooltipDisplayed && (prevMouseX !== e.clientX || prevMouseY !== e.clientY)){
-        let url = e.currentTarget.getAttribute("data-full-url");
+        const url = e.currentTarget.getAttribute("data-full-url");
         return if !url;
         
         $TD.displayTooltip(url);
@@ -99,10 +99,46 @@
     });
   })();
   
+  //
+  // Block: Work around broken smooth scrolling.
+  //
+  (function(){;
+    let targetY = 0;
+    let delay = -1;
+    let scrolling = false;
+    
+    window.TDGF_scrollSmoothly = function(delta){
+      targetY += delta;
+      
+      if (targetY < 0){
+        targetY = 0;
+      }
+      else if (targetY > document.body.offsetHeight - window.innerHeight){
+        targetY = document.body.offsetHeight - window.innerHeight;
+      }
+      
+      const prevY = window.scrollY;
+      window.scrollTo({ top: targetY, left: window.scrollX, behavior: "smooth" });
+      scrolling = true;
+      
+      const diff = Math.abs(targetY - prevY);
+      const time = 420 * (Math.log(diff + 510) - 6);
+      
+      clearTimeout(delay);
+      delay = setTimeout(function(){ scrolling = false; }, time);
+    };
+    
+    window.addEventListener("scroll", function(){
+      if (!scrolling){
+        targetY = window.scrollY;
+      }
+    });
+  })();
+  
   //
   // Block: Work around clipboard HTML formatting.
   //
-  document.addEventListener("copy", function(e){
+  document.addEventListener("copy", function(){
     window.setTimeout($TD.fixClipboard, 0);
   });
   
@@ -110,7 +146,7 @@
   // Block: Setup a handler for 'Show this thread'.
   //
   (function(){
-    let btn = document.getElementById("tduck-show-thread");
+    const btn = document.getElementById("tduck-show-thread");
     return if !btn;
     
     btn.addEventListener("click", function(){
@@ -145,4 +181,4 @@
   // Block: Force a reset of scroll position on every load.
   //
   history.scrollRestoration = "manual";
-})($TD, $TDX);
+})();

Resources/Scripts/screenshot.js

@@ -1,13 +1,13 @@
 (function($TD){
-  let ele = document.getElementsByTagName("article")[0];
+  const ele = document.getElementsByTagName("article")[0];
   ele.style.width = "{width}px";
   
   ele.style.position = "absolute";
-  let contentHeight = ele.offsetHeight;
+  const contentHeight = ele.offsetHeight;
   ele.style.position = "static";
   
-  let avatar = ele.querySelector(".tweet-avatar");
-  let avatarBottom = avatar ? avatar.getBoundingClientRect().bottom : 0;
+  const avatar = ele.querySelector(".tweet-avatar");
+  const avatarBottom = avatar ? avatar.getBoundingClientRect().bottom : 0;
   
   $TD.setHeight(Math.floor(Math.max(contentHeight, avatarBottom + 9))).then(() => {
     let framesLeft = {frames}; // basic render is done in 1 frame, large media take longer

Resources/Scripts/styles/twitter.css

@@ -68,22 +68,13 @@ button[type='submit'] {
 /* General per-page styling */
 /****************************/
 
-html[mobile][login] div[tweetduck-login-wrapper] {
+html[login] div[tweetduck-login-wrapper] {
   /* vertically center page & fix colors */
   margin-top: calc(50vh - 200px);
   padding: 26px 1.1vw;
   background-color: white;
 }
 
-html[mobile][login] #tweetduck-helper:hover {
+html[login] #tweetduck-helper:hover {
   text-decoration: underline;
 }
-
-html[desktop][login] #tweetduck-helper {
-  margin-top: 15px !important;
-  font-weight: bold !important;
-}
-
-html[mobile][logout] div[role="button"] {
-  border: 1px solid rgba(0, 0, 0, 0.3) !important;
-}

Resources/Scripts/twitter.js

@@ -1,7 +1,6 @@
 (function(){
   const isLogin = location.pathname === "/login";
   const isLogout = location.pathname === "/logout";
-  const isMobile = location.host === "mobile.twitter.com";
   
   //
   // Function: Inject custom CSS into the page.
@@ -12,7 +11,7 @@
       return;
     }
     
-    let link = document.createElement("link");
+    const link = document.createElement("link");
     link.rel = "stylesheet";
     link.href = "https://abs.twimg.com/tduck/css";
     
@@ -24,13 +23,6 @@
     else if (isLogout){
       document.documentElement.setAttribute("logout", "");
     }
-    
-    if (isMobile){
-      document.documentElement.setAttribute("mobile", "");
-    }
-    else{
-      document.documentElement.setAttribute("desktop", "");
-    }
   };
   
   setTimeout(injectCSS, 1);
@@ -40,7 +32,7 @@
   //
   const triggerWhenExists = function(query, callback){
     let id = window.setInterval(function(){
-      let ele = document.querySelector(query);
+      const ele = document.querySelector(query);
       
       if (ele && callback(ele)){
         window.clearInterval(id);
@@ -53,7 +45,6 @@
   //
   if (isLogin){
     document.addEventListener("DOMContentLoaded", function(){
-      if (isMobile){
       triggerWhenExists("main h1", function(heading){
         heading.parentNode.setAttribute("tweetduck-login-wrapper", "");
         return true;
@@ -86,37 +77,12 @@
           return false;
         }
       });
-      }
-      else{
-        const openLinkExternally = function(e){
-          let href = e.currentTarget.getAttribute("href");
-          $TD.openBrowser(href[0] === '/' ? location.origin+href : href);
-          
-          e.preventDefault();
-          e.stopPropagation();
-        };
-        
-        for(let link of document.getElementsByTagName("A")){
-          link.addEventListener("click", openLinkExternally);
-        }
-        
-        let texts = document.querySelector(".page-canvas > div:last-child");
-        
-        if (texts){
-          texts.insertAdjacentHTML("beforeend", `<p id="tweetduck-helper">Used the TweetDuck app before? <a href="#">Import your profile »</a></p>`);
-          
-          texts.querySelector("#tweetduck-helper > a").addEventListener("click", function(){
-            $TD.openProfileImport();
-          });
-        }
-      }
     });
   }
   
   //
   // Block: Hide cookie crap.
   //
-  if (isMobile){
   document.addEventListener("DOMContentLoaded", function(){
     triggerWhenExists("a[href^='https://help.twitter.com/rules-and-policies/twitter-cookies']", function(cookie){
       while(!!cookie){
@@ -132,5 +98,4 @@
       return false;
     });
   });
-  }
 })();

Resources/Scripts/update.js

@@ -1,4 +1,9 @@
-(function($TDU){
+(function(){
+  if (!("$TDU" in window)){
+    console.error("Missing $TDU");
+    return;
+  }
+  
   //
   // Function: Creates the update notification element. Removes the old one if already exists.
   //
@@ -32,7 +37,7 @@
     
     // notification
     let ele = document.getElementById("tweetduck-update");
-    let existed = !!ele;
+    const existed = !!ele;
     
     if (existed){
       ele.remove();
@@ -136,10 +141,11 @@
   };
   
   try{
-    throw false if !($._data(document, "events").TD.some(obj => obj.namespace === "ready"));
+    throw "Missing jQuery or TD.ready event" if !($._data(document, "events").TD.some(obj => obj.namespace === "ready"));
     
     $(document).one("TD.ready", triggerCheck);
   }catch(err){
+    console.warn(err);
     setTimeout(triggerCheck, 500);
   }
   
@@ -147,4 +153,4 @@
   // Block: Setup global functions.
   //
   window.TDUF_displayNotification = displayNotification;
-})($TDU);
+})();

TweetDuck.csproj

@@ -1,10 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <Import Project="packages\CefSharp.WinForms.81.3.100\build\CefSharp.WinForms.props" Condition="Exists('packages\CefSharp.WinForms.81.3.100\build\CefSharp.WinForms.props')" />
+  <Import Project="packages\CefSharp.Common.81.3.100\build\CefSharp.Common.props" Condition="Exists('packages\CefSharp.Common.81.3.100\build\CefSharp.Common.props')" />
+  <Import Project="packages\cef.redist.x86.81.3.10\build\cef.redist.x86.props" Condition="Exists('packages\cef.redist.x86.81.3.10\build\cef.redist.x86.props')" />
+  <Import Project="packages\cef.redist.x64.81.3.10\build\cef.redist.x64.props" Condition="Exists('packages\cef.redist.x64.81.3.10\build\cef.redist.x64.props')" />
   <Import Project="packages\Microsoft.Net.Compilers.3.0.0\build\Microsoft.Net.Compilers.props" Condition="Exists('packages\Microsoft.Net.Compilers.3.0.0\build\Microsoft.Net.Compilers.props')" />
-  <Import Project="packages\CefSharp.WinForms.67.0.0\build\CefSharp.WinForms.props" Condition="Exists('packages\CefSharp.WinForms.67.0.0\build\CefSharp.WinForms.props')" />
-  <Import Project="packages\CefSharp.Common.67.0.0\build\CefSharp.Common.props" Condition="Exists('packages\CefSharp.Common.67.0.0\build\CefSharp.Common.props')" />
-  <Import Project="packages\cef.redist.x86.3.3396.1786\build\cef.redist.x86.props" Condition="Exists('packages\cef.redist.x86.3.3396.1786\build\cef.redist.x86.props')" />
-  <Import Project="packages\cef.redist.x64.3.3396.1786\build\cef.redist.x64.props" Condition="Exists('packages\cef.redist.x64.3.3396.1786\build\cef.redist.x64.props')" />
   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -53,15 +53,71 @@
     <Reference Include="System.Windows.Forms" />
   </ItemGroup>
   <ItemGroup>
-    <Compile Include="Version.cs" />
-    <Compile Include="Configuration\Arguments.cs" />
-    <Compile Include="Configuration\ConfigManager.cs" />
-    <Compile Include="Configuration\SystemConfig.cs" />
-    <Compile Include="Configuration\UserConfig.cs" />
+    <Compile Include="Application\LockHandler.cs" />
+    <Compile Include="Application\SystemHandler.cs" />
     <Compile Include="Browser\Adapters\CefScriptExecutor.cs" />
     <Compile Include="Browser\Bridge\PropertyBridge.cs" />
+    <Compile Include="Browser\Bridge\TweetDeckBridge.cs" />
     <Compile Include="Browser\Bridge\UpdateBridge.cs" />
+    <Compile Include="Browser\Data\ContextInfo.cs" />
+    <Compile Include="Browser\Data\ResourceHandlers.cs" />
+    <Compile Include="Browser\Data\ResourceLink.cs" />
+    <Compile Include="Browser\Data\WindowState.cs" />
+    <Compile Include="Browser\Handling\ContextMenuBase.cs" />
+    <Compile Include="Browser\Handling\ContextMenuBrowser.cs" />
+    <Compile Include="Browser\Handling\ContextMenuGuide.cs" />
+    <Compile Include="Browser\Handling\ContextMenuNotification.cs" />
+    <Compile Include="Browser\Handling\DragHandlerBrowser.cs" />
+    <Compile Include="Browser\Handling\Filters\ResponseFilterBase.cs" />
+    <Compile Include="Browser\Handling\Filters\ResponseFilterVendor.cs" />
+    <Compile Include="Browser\Handling\General\BrowserProcessHandler.cs" />
+    <Compile Include="Browser\Handling\General\FileDialogHandler.cs" />
+    <Compile Include="Browser\Handling\General\JavaScriptDialogHandler.cs" />
+    <Compile Include="Browser\Handling\General\LifeSpanHandler.cs" />
+    <Compile Include="Browser\Handling\KeyboardHandlerBase.cs" />
+    <Compile Include="Browser\Handling\KeyboardHandlerBrowser.cs" />
+    <Compile Include="Browser\Handling\KeyboardHandlerNotification.cs" />
+    <Compile Include="Browser\Handling\RequestHandlerBase.cs" />
+    <Compile Include="Browser\Handling\RequestHandlerBrowser.cs" />
+    <Compile Include="Browser\Handling\ResourceHandlerNotification.cs" />
+    <Compile Include="Browser\Handling\ResourceRequestHandler.cs" />
+    <Compile Include="Browser\Handling\ResourceRequestHandlerBase.cs" />
+    <Compile Include="Browser\Handling\ResourceRequestHandlerBrowser.cs" />
+    <Compile Include="Browser\Notification\Screenshot\ScreenshotBridge.cs" />
+    <Compile Include="Browser\Notification\Screenshot\TweetScreenshotManager.cs" />
+    <Compile Include="Browser\Notification\SoundNotification.cs" />
+    <Compile Include="Browser\TweetDeckBrowser.cs" />
+    <Compile Include="Configuration\Arguments.cs" />
+    <Compile Include="Configuration\ConfigManager.cs" />
+    <Compile Include="Configuration\PluginConfig.cs" />
+    <Compile Include="Configuration\SystemConfig.cs" />
+    <Compile Include="Configuration\UserConfig.cs" />
     <Compile Include="Controls\ControlExtensions.cs" />
+    <Compile Include="Management\Analytics\AnalyticsFile.cs" />
+    <Compile Include="Management\Analytics\AnalyticsManager.cs" />
+    <Compile Include="Management\Analytics\AnalyticsReport.cs" />
+    <Compile Include="Management\Analytics\AnalyticsReportGenerator.cs" />
+    <Compile Include="Management\BrowserCache.cs" />
+    <Compile Include="Management\ClipboardManager.cs" />
+    <Compile Include="Management\FormManager.cs" />
+    <Compile Include="Management\ProfileManager.cs" />
+    <Compile Include="Management\VideoPlayer.cs" />
+    <Compile Include="Plugins\PluginDispatcher.cs" />
+    <Compile Include="Plugins\PluginSchemeFactory.cs" />
+    <Compile Include="Program.cs" />
+    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="Reporter.cs" />
+    <Compile Include="Resources\ScriptLoader.cs" />
+    <Compile Include="Resources\ScriptLoaderDebug.cs" />
+    <Compile Include="Updates\UpdateCheckClient.cs" />
+    <Compile Include="Updates\UpdateInstaller.cs" />
+    <Compile Include="Utils\BrowserUtils.cs" />
+    <Compile Include="Utils\NativeMethods.cs" />
+    <Compile Include="Utils\TwitterUtils.cs" />
+    <Compile Include="Utils\WindowsUtils.cs" />
+    <Compile Include="Version.cs" />
+  </ItemGroup>
+  <ItemGroup>
     <Compile Include="Controls\FlatButton.cs">
       <SubType>Component</SubType>
     </Compile>
@@ -74,30 +130,12 @@
     <Compile Include="Controls\NumericUpDownEx.cs">
       <SubType>Component</SubType>
     </Compile>
-    <Compile Include="Management\ClipboardManager.cs" />
-    <Compile Include="Management\FormManager.cs" />
-    <Compile Include="Browser\Handling\ContextMenuGuide.cs" />
-    <Compile Include="Browser\Handling\DragHandlerBrowser.cs" />
-    <Compile Include="Browser\Handling\Filters\ResponseFilterBase.cs" />
-    <Compile Include="Browser\Handling\Filters\ResponseFilterVendor.cs" />
-    <Compile Include="Browser\Handling\General\BrowserProcessHandler.cs" />
-    <Compile Include="Browser\Handling\ContextMenuBase.cs" />
-    <Compile Include="Browser\Handling\ContextMenuBrowser.cs" />
     <Compile Include="Browser\FormBrowser.cs">
       <SubType>Form</SubType>
     </Compile>
     <Compile Include="Browser\FormBrowser.Designer.cs">
       <DependentUpon>FormBrowser.cs</DependentUpon>
     </Compile>
-    <Compile Include="Browser\Handling\General\FileDialogHandler.cs" />
-    <Compile Include="Browser\Handling\KeyboardHandlerBase.cs" />
-    <Compile Include="Browser\Handling\KeyboardHandlerBrowser.cs" />
-    <Compile Include="Browser\Handling\KeyboardHandlerNotification.cs" />
-    <Compile Include="Browser\Handling\RequestHandlerBase.cs" />
-    <Compile Include="Browser\Handling\RequestHandlerBrowser.cs" />
-    <Compile Include="Browser\Handling\ResourceHandlerFactory.cs" />
-    <Compile Include="Browser\Handling\ResourceHandlerNotification.cs" />
-    <Compile Include="Browser\Data\ContextInfo.cs" />
     <Compile Include="Browser\Notification\Example\FormNotificationExample.cs">
       <SubType>Form</SubType>
     </Compile>
@@ -113,20 +151,12 @@
     <Compile Include="Browser\Notification\FormNotificationBase.Designer.cs">
       <DependentUpon>FormNotificationBase.cs</DependentUpon>
     </Compile>
-    <Compile Include="Browser\Handling\ContextMenuNotification.cs" />
-    <Compile Include="Browser\Handling\General\JavaScriptDialogHandler.cs" />
-    <Compile Include="Browser\Handling\General\LifeSpanHandler.cs" />
     <Compile Include="Browser\Notification\FormNotificationTweet.cs">
       <SubType>Form</SubType>
     </Compile>
     <Compile Include="Browser\Notification\FormNotificationTweet.Designer.cs">
       <DependentUpon>FormNotificationTweet.cs</DependentUpon>
     </Compile>
-    <Compile Include="Browser\Notification\SoundNotification.cs" />
-    <Compile Include="Management\Analytics\AnalyticsFile.cs" />
-    <Compile Include="Management\Analytics\AnalyticsManager.cs" />
-    <Compile Include="Management\Analytics\AnalyticsReport.cs" />
-    <Compile Include="Management\Analytics\AnalyticsReportGenerator.cs" />
     <Compile Include="Dialogs\FormAbout.cs">
       <SubType>Form</SubType>
     </Compile>
@@ -151,7 +181,6 @@
     <Compile Include="Dialogs\FormPlugins.Designer.cs">
       <DependentUpon>FormPlugins.cs</DependentUpon>
     </Compile>
-    <Compile Include="Management\VideoPlayer.cs" />
     <Compile Include="Dialogs\Settings\DialogSettingsAnalytics.cs">
       <SubType>Form</SubType>
     </Compile>
@@ -206,9 +235,6 @@
     <Compile Include="Dialogs\Settings\TabSettingsTray.Designer.cs">
       <DependentUpon>TabSettingsTray.cs</DependentUpon>
     </Compile>
-    <Compile Include="Browser\TweetDeckBrowser.cs" />
-    <Compile Include="Utils\TwitterUtils.cs" />
-    <Compile Include="Management\ProfileManager.cs" />
     <Compile Include="Dialogs\Settings\TabSettingsAdvanced.cs">
       <SubType>UserControl</SubType>
     </Compile>
@@ -233,41 +259,29 @@
     <Compile Include="Dialogs\Settings\TabSettingsNotifications.Designer.cs">
       <DependentUpon>TabSettingsNotifications.cs</DependentUpon>
     </Compile>
-    <Compile Include="Browser\Notification\Screenshot\ScreenshotBridge.cs" />
     <Compile Include="Browser\Notification\Screenshot\FormNotificationScreenshotable.cs">
       <SubType>Form</SubType>
     </Compile>
-    <Compile Include="Browser\Notification\Screenshot\TweetScreenshotManager.cs" />
-    <Compile Include="Browser\Data\ResourceLink.cs" />
-    <Compile Include="Browser\Data\WindowState.cs" />
-    <Compile Include="Utils\WindowsUtils.cs" />
-    <Compile Include="Browser\Bridge\TweetDeckBridge.cs" />
     <Compile Include="Dialogs\FormSettings.cs">
       <SubType>Form</SubType>
     </Compile>
     <Compile Include="Dialogs\FormSettings.Designer.cs">
       <DependentUpon>FormSettings.cs</DependentUpon>
     </Compile>
-    <Compile Include="Application\LockHandler.cs" />
-    <Compile Include="Application\SystemHandler.cs" />
     <Compile Include="Plugins\PluginControl.cs">
       <SubType>UserControl</SubType>
     </Compile>
     <Compile Include="Plugins\PluginControl.Designer.cs">
       <DependentUpon>PluginControl.cs</DependentUpon>
     </Compile>
-    <Compile Include="Plugins\PluginDispatcher.cs" />
     <Compile Include="Controls\FlowLayoutPanelNoHScroll.cs">
       <SubType>Component</SubType>
     </Compile>
-    <Compile Include="Configuration\PluginConfig.cs" />
     <Compile Include="Properties\Resources.Designer.cs">
       <AutoGen>True</AutoGen>
       <DesignTime>True</DesignTime>
       <DependentUpon>Resources.resx</DependentUpon>
     </Compile>
-    <Compile Include="Reporter.cs" />
-    <Compile Include="Resources\ScriptLoaderDebug.cs" />
     <Compile Include="Updates\FormUpdateDownload.cs">
       <SubType>Form</SubType>
     </Compile>
@@ -280,13 +294,6 @@
     <Compile Include="Browser\TrayIcon.Designer.cs">
       <DependentUpon>TrayIcon.cs</DependentUpon>
     </Compile>
-    <Compile Include="Management\BrowserCache.cs" />
-    <Compile Include="Utils\BrowserUtils.cs" />
-    <Compile Include="Utils\NativeMethods.cs" />
-    <Compile Include="Updates\UpdateCheckClient.cs" />
-    <Compile Include="Program.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="Resources\ScriptLoader.cs" />
   </ItemGroup>
   <ItemGroup>
     <BootstrapperPackage Include="Microsoft.Net.Client.3.5">
@@ -314,12 +321,12 @@
   <ItemGroup>
     <None Include="packages.config" />
     <None Include="Resources\Images\avatar.png" />
-    <None Include="Resources\Images\icon.ico" />
-    <None Include="Resources\Images\icon-tray-muted.ico" />
     <None Include="Resources\Images\icon-muted.ico" />
     <None Include="Resources\Images\icon-small.ico" />
+    <None Include="Resources\Images\icon-tray-muted.ico" />
     <None Include="Resources\Images\icon-tray-new.ico" />
     <None Include="Resources\Images\icon-tray.ico" />
+    <None Include="Resources\Images\icon.ico" />
     <None Include="Resources\Images\spinner.apng" />
     <None Include="Resources\Plugins\.debug\.meta" />
     <None Include="Resources\Plugins\.debug\browser.js" />
@@ -346,6 +353,11 @@
     <None Include="Resources\PostCefUpdate.ps1" />
     <None Include="Resources\Scripts\code.js" />
     <None Include="Resources\Scripts\imports\markup\introduction.html" />
+    <None Include="Resources\Scripts\imports\markup\offline.html" />
+    <None Include="Resources\Scripts\imports\markup\pin.html" />
+    <None Include="Resources\Scripts\imports\scripts\browser.features.js" />
+    <None Include="Resources\Scripts\imports\scripts\browser.globals.js" />
+    <None Include="Resources\Scripts\imports\scripts\browser.tweaks.js" />
     <None Include="Resources\Scripts\imports\scripts\plugins.base.js" />
     <None Include="Resources\Scripts\imports\styles\introduction.css" />
     <None Include="Resources\Scripts\imports\styles\twitter.base.css" />
@@ -360,6 +372,7 @@
     <None Include="Resources\Scripts\screenshot.js" />
     <None Include="Resources\Scripts\styles\browser.css" />
     <None Include="Resources\Scripts\styles\notification.css" />
+    <None Include="Resources\Scripts\styles\twitter.css" />
     <None Include="Resources\Scripts\twitter.js" />
     <None Include="Resources\Scripts\update.js" />
   </ItemGroup>
@@ -413,14 +426,14 @@ IF EXIST "$(ProjectDir)bld\post_build.exe" (
     <PropertyGroup>
       <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
     </PropertyGroup>
-    <Error Condition="!Exists('packages\cef.redist.x64.3.3396.1786\build\cef.redist.x64.props')" Text="$([System.String]::Format('$(ErrorText)', 'packages\cef.redist.x64.3.3396.1786\build\cef.redist.x64.props'))" />
-    <Error Condition="!Exists('packages\cef.redist.x86.3.3396.1786\build\cef.redist.x86.props')" Text="$([System.String]::Format('$(ErrorText)', 'packages\cef.redist.x86.3.3396.1786\build\cef.redist.x86.props'))" />
-    <Error Condition="!Exists('packages\CefSharp.Common.67.0.0\build\CefSharp.Common.props')" Text="$([System.String]::Format('$(ErrorText)', 'packages\CefSharp.Common.67.0.0\build\CefSharp.Common.props'))" />
-    <Error Condition="!Exists('packages\CefSharp.Common.67.0.0\build\CefSharp.Common.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\CefSharp.Common.67.0.0\build\CefSharp.Common.targets'))" />
-    <Error Condition="!Exists('packages\CefSharp.WinForms.67.0.0\build\CefSharp.WinForms.props')" Text="$([System.String]::Format('$(ErrorText)', 'packages\CefSharp.WinForms.67.0.0\build\CefSharp.WinForms.props'))" />
-    <Error Condition="!Exists('packages\CefSharp.WinForms.67.0.0\build\CefSharp.WinForms.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\CefSharp.WinForms.67.0.0\build\CefSharp.WinForms.targets'))" />
     <Error Condition="!Exists('packages\Microsoft.Net.Compilers.3.0.0\build\Microsoft.Net.Compilers.props')" Text="$([System.String]::Format('$(ErrorText)', 'packages\Microsoft.Net.Compilers.3.0.0\build\Microsoft.Net.Compilers.props'))" />
+    <Error Condition="!Exists('packages\cef.redist.x64.81.3.10\build\cef.redist.x64.props')" Text="$([System.String]::Format('$(ErrorText)', 'packages\cef.redist.x64.81.3.10\build\cef.redist.x64.props'))" />
+    <Error Condition="!Exists('packages\cef.redist.x86.81.3.10\build\cef.redist.x86.props')" Text="$([System.String]::Format('$(ErrorText)', 'packages\cef.redist.x86.81.3.10\build\cef.redist.x86.props'))" />
+    <Error Condition="!Exists('packages\CefSharp.Common.81.3.100\build\CefSharp.Common.props')" Text="$([System.String]::Format('$(ErrorText)', 'packages\CefSharp.Common.81.3.100\build\CefSharp.Common.props'))" />
+    <Error Condition="!Exists('packages\CefSharp.Common.81.3.100\build\CefSharp.Common.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\CefSharp.Common.81.3.100\build\CefSharp.Common.targets'))" />
+    <Error Condition="!Exists('packages\CefSharp.WinForms.81.3.100\build\CefSharp.WinForms.props')" Text="$([System.String]::Format('$(ErrorText)', 'packages\CefSharp.WinForms.81.3.100\build\CefSharp.WinForms.props'))" />
+    <Error Condition="!Exists('packages\CefSharp.WinForms.81.3.100\build\CefSharp.WinForms.targets')" Text="$([System.String]::Format('$(ErrorText)', 'packages\CefSharp.WinForms.81.3.100\build\CefSharp.WinForms.targets'))" />
   </Target>
-  <Import Project="packages\CefSharp.Common.67.0.0\build\CefSharp.Common.targets" Condition="Exists('packages\CefSharp.Common.67.0.0\build\CefSharp.Common.targets')" />
-  <Import Project="packages\CefSharp.WinForms.67.0.0\build\CefSharp.WinForms.targets" Condition="Exists('packages\CefSharp.WinForms.67.0.0\build\CefSharp.WinForms.targets')" />
+  <Import Project="packages\CefSharp.Common.81.3.100\build\CefSharp.Common.targets" Condition="Exists('packages\CefSharp.Common.81.3.100\build\CefSharp.Common.targets')" />
+  <Import Project="packages\CefSharp.WinForms.81.3.100\build\CefSharp.WinForms.targets" Condition="Exists('packages\CefSharp.WinForms.81.3.100\build\CefSharp.WinForms.targets')" />
 </Project>

Updates/FormUpdateDownload.cs

@@ -1,6 +1,6 @@
 using System;
 using System.Windows.Forms;
-using TweetLib.Core.Features.Updates;
+using TweetLib.Core.Systems.Updates;
 
 namespace TweetDuck.Updates{
     sealed partial class FormUpdateDownload : Form{

Updates/UpdateCheckClient.cs

@@ -6,7 +6,7 @@ using System.Text;
 using System.Threading.Tasks;
 using System.Web.Script.Serialization;
 using TweetDuck.Utils;
-using TweetLib.Core.Features.Updates;
+using TweetLib.Core.Systems.Updates;
 using TweetLib.Core.Utils;
 using JsonObject = System.Collections.Generic.IDictionary<string, object>;
 

Updates/UpdateInstaller.cs

@@ -0,0 +1,37 @@
+using System;
+using System.ComponentModel;
+using System.Diagnostics;
+using TweetDuck.Configuration;
+using TweetLib.Core.Utils;
+
+namespace TweetDuck.Updates{
+    sealed class UpdateInstaller{
+        public string Path { get; }
+
+        public UpdateInstaller(string path){
+            this.Path = path;
+        }
+
+        public bool Launch(){
+            // ProgramPath has a trailing backslash
+            string arguments = "/SP- /SILENT /FORCECLOSEAPPLICATIONS /UPDATEPATH=\"" + Program.ProgramPath + "\" /RUNARGS=\"" + Arguments.GetCurrentForInstallerCmd() + "\"" + (Program.IsPortable ? " /PORTABLE=1" : "");
+            bool runElevated = !Program.IsPortable || !FileUtils.CheckFolderWritePermission(Program.ProgramPath);
+
+            try{
+                using(Process.Start(new ProcessStartInfo{
+                    FileName = Path,
+                    Arguments = arguments,
+                    Verb = runElevated ? "runas" : string.Empty,
+                    ErrorDialog = true
+                })){
+                    return true;
+                }
+            }catch(Win32Exception e) when (e.NativeErrorCode == 0x000004C7){ // operation canceled by the user
+                return false;
+            }catch(Exception e){
+                Program.Reporter.HandleException("Update Installer Error", "Could not launch update installer.", true, e);
+                return false;
+            }
+        }
+    }
+}

Utils/BrowserUtils.cs

@@ -9,6 +9,7 @@ using TweetDuck.Browser;
 using TweetDuck.Configuration;
 using TweetDuck.Dialogs;
 using TweetDuck.Management;
+using TweetLib.Core;
 using TweetLib.Core.Features.Twitter;
 
 namespace TweetDuck.Utils{
@@ -27,17 +28,7 @@ namespace TweetDuck.Utils{
                 args["disable-gpu-compositing"] = "1";
             }
 
-            if (Config.EnableSmoothScrolling){
-                args["disable-threaded-scrolling"] = "1";
-
-                if (args.TryGetValue("disable-features", out string disabledFeatures)){
-                    args["disable-features"] = "TouchpadAndWheelScrollLatching," + disabledFeatures;
-                }
-                else{
-                    args["disable-features"] = "TouchpadAndWheelScrollLatching";
-                }
-            }
-            else{
+            if (!Config.EnableSmoothScrolling){
                 args["disable-smooth-scrolling"] = "1";
             }
 
@@ -80,6 +71,11 @@ namespace TweetDuck.Utils{
             };
         }
 
+        public static void RegisterJsBridge(this IWebBrowser browserControl, string name, object bridge){
+            CefSharpSettings.LegacyJavascriptBindingEnabled = true;
+            browserControl.JavascriptObjectRepository.Register(name, bridge, isAsync: true, BindingOptions.DefaultBinder);
+        }
+
         public static void OpenDevToolsCustom(this IWebBrowser browser){
             var info = new WindowInfo();
             info.SetAsPopup(IntPtr.Zero, "Dev Tools");
@@ -105,7 +101,7 @@ namespace TweetDuck.Utils{
                         string browserPath = Config.BrowserPath;
 
                         if (browserPath == null || !File.Exists(browserPath)){
-                            WindowsUtils.OpenAssociatedProgram(url);
+                            App.SystemHandler.OpenAssociatedProgram(url);
                         }
                         else{
                             string quotedUrl = '"' + url + '"';

Utils/TwitterUtils.cs

@@ -9,6 +9,7 @@ using CefSharp;
 using TweetDuck.Browser.Data;
 using TweetDuck.Dialogs;
 using TweetDuck.Management;
+using TweetLib.Core;
 using TweetLib.Core.Features.Twitter;
 using TweetLib.Core.Utils;
 using Cookie = CefSharp.Cookie;
@@ -44,7 +45,7 @@ namespace TweetDuck.Utils{
                 string ext = Path.GetExtension(path);
 
                 if (ImageUrl.ValidExtensions.Contains(ext)){
-                    WindowsUtils.OpenAssociatedProgram(path);
+                    App.SystemHandler.OpenAssociatedProgram(path);
                 }
                 else{
                     FormMessage.Error("Image Download", "Invalid file extension " + ext, FormMessage.OK);

Utils/WindowsUtils.cs

@@ -1,7 +1,5 @@
 using System;
 using System.Collections.Generic;
-using System.ComponentModel;
-using System.Diagnostics;
 using System.IO;
 using System.Threading;
 using Microsoft.Win32;
@@ -18,24 +16,6 @@ namespace TweetDuck.Utils{
             return ver.Major == major && ver.Minor == minor;
         }
 
-        public static bool OpenAssociatedProgram(string file, string arguments = "", bool runElevated = false){
-            try{
-                using(Process.Start(new ProcessStartInfo{
-                    FileName = file,
-                    Arguments = arguments,
-                    Verb = runElevated ? "runas" : string.Empty,
-                    ErrorDialog = true
-                })){
-                    return true;
-                }
-            }catch(Win32Exception e) when (e.NativeErrorCode == 0x000004C7){ // operation canceled by the user
-                return false;
-            }catch(Exception e){
-                Program.Reporter.HandleException("Error Opening Program", "Could not open the associated program for " + file, true, e);
-                return false;
-            }
-        }
-
         public static bool TrySleepUntil(Func<bool> test, int timeoutMillis, int timeStepMillis){
             for(int waited = 0; waited < timeoutMillis; waited += timeStepMillis){
                 if (test()){

Version.cs

@@ -6,6 +6,6 @@ using Version = TweetDuck.Version;
 
 namespace TweetDuck{
     internal static class Version{
-        public const string Tag = "1.18.4";
+        public const string Tag = "1.19";
     }
 }

bld/gen_upd.iss

@@ -65,6 +65,7 @@ Type: filesandordirs; Name: "{localappdata}\{#MyAppName}\GPUCache"
 [InstallDelete]
 Type: files; Name: "{app}\CEFSHARP-LICENSE.txt"
 Type: files; Name: "{app}\LICENSE.txt"
+Type: files; Name: "{app}\natives_blob.bin"
 Type: filesandordirs; Name: "{app}\scripts"
 Type: filesandordirs; Name: "{app}\plugins\official"
 

lib/TweetLib.Core/Application/IAppSystemHandler.cs

@@ -1,5 +1,6 @@
 namespace TweetLib.Core.Application{
     public interface IAppSystemHandler{
+        void OpenAssociatedProgram(string path);
         void OpenFileExplorer(string path);
     }
 }

lib/TweetLib.Core/Browser/IResourceProvider.cs

@@ -0,0 +1,8 @@
+using System.Net;
+
+namespace TweetLib.Core.Browser{
+    public interface IResourceProvider<T>{
+        T Status(HttpStatusCode code, string message);
+        T File(byte[] bytes, string extension);
+    }
+}

lib/TweetLib.Core/Features/Plugins/Config/PluginConfigInstance.cs

@@ -2,7 +2,7 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Text;
-using TweetLib.Core.Features.Configuration;
+using TweetLib.Core.Systems.Configuration;
 
 namespace TweetLib.Core.Features.Plugins.Config{
     public sealed class PluginConfigInstance<T> : IConfigInstance<T> where T : BaseConfig, IPluginConfig{

lib/TweetLib.Core/Features/Plugins/PluginBridge.cs

@@ -47,7 +47,7 @@ namespace TweetLib.Core.Features.Plugins{
             return token;
         }
 
-        private Plugin? GetPluginFromToken(int token){
+        internal Plugin? GetPluginFromToken(int token){
             return tokens.TryGetValue(token, out Plugin plugin) ? plugin : null;
         }
 

lib/TweetLib.Core/Features/Plugins/PluginManager.cs

@@ -23,7 +23,7 @@ namespace TweetLib.Core.Features.Plugins{
         private readonly string pluginFolder;
         private readonly string pluginDataFolder;
 
-        private readonly PluginBridge bridge;
+        internal readonly PluginBridge bridge;
         private IScriptExecutor? browserExecutor;
 
         private readonly HashSet<Plugin> plugins = new HashSet<Plugin>();

lib/TweetLib.Core/Features/Plugins/PluginSchemeHandler.cs

@@ -0,0 +1,69 @@
+using System;
+using System.IO;
+using System.Linq;
+using System.Net;
+using TweetLib.Core.Browser;
+using TweetLib.Core.Features.Plugins.Enums;
+
+namespace TweetLib.Core.Features.Plugins{
+    public sealed class PluginSchemeHandler<T> where T : class{
+        public const string Name = "tdp";
+
+        private readonly IResourceProvider<T> resourceProvider;
+        private PluginBridge? bridge = null;
+
+        public PluginSchemeHandler(IResourceProvider<T> resourceProvider){
+            this.resourceProvider = resourceProvider;
+        }
+
+        public void Setup(PluginManager plugins){
+            if (this.bridge != null){
+                throw new InvalidOperationException("Plugin scheme handler is already setup.");
+            }
+
+            this.bridge = plugins.bridge;
+        }
+
+        public T? Process(string url){
+            if (!Uri.TryCreate(url, UriKind.Absolute, out var uri) || uri.Scheme != Name || !int.TryParse(uri.Authority, out var identifier)){
+                return null;
+            }
+
+            var segments = uri.Segments.Select(segment => segment.TrimEnd('/')).Where(segment => !string.IsNullOrEmpty(segment)).ToArray();
+            
+            if (segments.Length > 0){
+                var handler = segments[0] switch{
+                    "root" => DoReadRootFile(identifier, segments),
+                    _ => null
+                };
+
+                if (handler != null){
+                    return handler;
+                }
+            }
+
+            return resourceProvider.Status(HttpStatusCode.BadRequest, "Bad URL path: " + uri.AbsolutePath);
+        }
+
+        private T? DoReadRootFile(int identifier, string[] segments){
+            string path = string.Join("/", segments, 1, segments.Length - 1);
+
+            Plugin? plugin = bridge?.GetPluginFromToken(identifier);
+            string fullPath = plugin == null ? string.Empty : plugin.GetFullPathIfSafe(PluginFolder.Root, path);
+
+            if (fullPath.Length == 0){
+                return resourceProvider.Status(HttpStatusCode.Forbidden, "File path has to be relative to the plugin root folder.");
+            }
+
+            try{
+                return resourceProvider.File(File.ReadAllBytes(fullPath), Path.GetExtension(path));
+            }catch(FileNotFoundException){
+                return resourceProvider.Status(HttpStatusCode.NotFound, "File not found.");
+            }catch(DirectoryNotFoundException){
+                return resourceProvider.Status(HttpStatusCode.NotFound, "Directory not found.");
+            }catch(Exception e){
+                return resourceProvider.Status(HttpStatusCode.InternalServerError, e.Message);
+            }
+        }
+    }
+}

lib/TweetLib.Core/Systems/Configuration/BaseConfig.cs

@@ -1,7 +1,7 @@
 using System;
 using System.Collections.Generic;
 
-namespace TweetLib.Core.Features.Configuration{
+namespace TweetLib.Core.Systems.Configuration{
     public abstract class BaseConfig{
         private readonly IConfigManager configManager;
 

lib/TweetLib.Core/Systems/Configuration/FileConfigInstance.cs

@@ -2,7 +2,7 @@
 using System.IO;
 using TweetLib.Core.Serialization;
 
-namespace TweetLib.Core.Features.Configuration{
+namespace TweetLib.Core.Systems.Configuration{
     public sealed class FileConfigInstance<T> : IConfigInstance<T> where T : BaseConfig{
         public T Instance { get; }
         public FileSerializer<T> Serializer { get; }

lib/TweetLib.Core/Systems/Configuration/IConfigInstance.cs

@@ -1,4 +1,4 @@
-namespace TweetLib.Core.Features.Configuration{
+namespace TweetLib.Core.Systems.Configuration{
     public interface IConfigInstance<out T>{
         T Instance { get; }
 

lib/TweetLib.Core/Systems/Configuration/IConfigManager.cs

@@ -1,4 +1,4 @@
-namespace TweetLib.Core.Features.Configuration{
+namespace TweetLib.Core.Systems.Configuration{
     public interface IConfigManager{
         void TriggerProgramRestartRequested();
         IConfigInstance<BaseConfig> GetInstanceInfo(BaseConfig instance);

lib/TweetLib.Core/Systems/Startup/LockManager.cs

@@ -4,7 +4,7 @@ using System.Diagnostics.CodeAnalysis;
 using System.IO;
 using System.Threading;
 
-namespace TweetLib.Core.Application.Helpers{
+namespace TweetLib.Core.Systems.Startup{
     public sealed class LockManager{
         private const int RetryDelay = 250;
 

lib/TweetLib.Core/Systems/Updates/IUpdateCheckClient.cs

@@ -1,6 +1,6 @@
 using System.Threading.Tasks;
 
-namespace TweetLib.Core.Features.Updates{
+namespace TweetLib.Core.Systems.Updates{
     public interface IUpdateCheckClient{
         bool CanCheck { get; }
         Task<UpdateInfo> Check();

lib/TweetLib.Core/Systems/Updates/UpdateCheckEventArgs.cs

@@ -1,7 +1,7 @@
 using System;
 using TweetLib.Core.Data;
 
-namespace TweetLib.Core.Features.Updates{
+namespace TweetLib.Core.Systems.Updates{
     public sealed class UpdateCheckEventArgs : EventArgs{
         public int EventId { get; }
         public Result<UpdateInfo> Result { get; }

lib/TweetLib.Core/Systems/Updates/UpdateDownloadStatus.cs

@@ -1,4 +1,4 @@
-namespace TweetLib.Core.Features.Updates{
+namespace TweetLib.Core.Systems.Updates{
     public enum UpdateDownloadStatus{
         None = 0,
         InProgress,

lib/TweetLib.Core/Systems/Updates/UpdateHandler.cs

@@ -5,7 +5,7 @@ using System.Timers;
 using TweetLib.Core.Data;
 using Timer = System.Timers.Timer;
 
-namespace TweetLib.Core.Features.Updates{
+namespace TweetLib.Core.Systems.Updates{
     public sealed class UpdateHandler : IDisposable{
         public const int CheckCodeUpdatesDisabled = -1;
         

lib/TweetLib.Core/Systems/Updates/UpdateInfo.cs

@@ -3,7 +3,7 @@ using System.IO;
 using System.Net;
 using TweetLib.Core.Utils;
 
-namespace TweetLib.Core.Features.Updates{
+namespace TweetLib.Core.Systems.Updates{
     public sealed class UpdateInfo{
         public string VersionTag { get; }
         public string ReleaseNotes { get; }

packages.config

@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="cef.redist.x64" version="3.3396.1786" targetFramework="net452" />
-  <package id="cef.redist.x86" version="3.3396.1786" targetFramework="net452" />
-  <package id="CefSharp.Common" version="67.0.0" targetFramework="net452" />
-  <package id="CefSharp.WinForms" version="67.0.0" targetFramework="net452" />
+  <package id="cef.redist.x64" version="81.3.10" targetFramework="net472" />
+  <package id="cef.redist.x86" version="81.3.10" targetFramework="net472" />
+  <package id="CefSharp.Common" version="81.3.100" targetFramework="net472" />
+  <package id="CefSharp.WinForms" version="81.3.100" targetFramework="net472" />
   <package id="Microsoft.Net.Compilers" version="3.0.0" targetFramework="net472" developmentDependency="true" />
 </packages>

subprocess/Program.cs

@@ -22,11 +22,11 @@ namespace TweetDuck.Browser{
             Task.Factory.StartNew(() => KillWhenHung(parentId), TaskCreationOptions.LongRunning);
             
             if (FindArg(typePrefix) == "renderer"){
-                using SubProcess subProcess = new SubProcess(args);
+                using SubProcess subProcess = new SubProcess(null, args);
                 return subProcess.Run();
             }
             else{
-                return SubProcess.ExecuteProcess();
+                return SubProcess.ExecuteProcess(args);
             }
         }
 

subprocess/TweetDuck.Browser.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\packages\Microsoft.Net.Compilers.3.0.0\build\Microsoft.Net.Compilers.props" Condition="Exists('..\packages\Microsoft.Net.Compilers.3.0.0\build\Microsoft.Net.Compilers.props')" />
   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
@@ -29,9 +29,13 @@
     <StartupObject />
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="CefSharp.BrowserSubprocess.Core, Version=67.0.0.0, Culture=neutral, PublicKeyToken=40c4b6fc221f4138, processorArchitecture=x86">
+    <Reference Include="CefSharp, Version=81.0.0.0, Culture=neutral, PublicKeyToken=40c4b6fc221f4138, processorArchitecture=x86">
       <SpecificVersion>False</SpecificVersion>
-      <HintPath>..\packages\CefSharp.Common.67.0.0\CefSharp\x86\CefSharp.BrowserSubprocess.Core.dll</HintPath>
+      <HintPath>..\packages\CefSharp.Common.81.3.100\CefSharp\x86\CefSharp.dll</HintPath>
+    </Reference>
+    <Reference Include="CefSharp.BrowserSubprocess.Core, Version=81.0.0.0, Culture=neutral, PublicKeyToken=40c4b6fc221f4138, processorArchitecture=x86">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\packages\CefSharp.Common.81.3.100\CefSharp\x86\CefSharp.BrowserSubprocess.Core.dll</HintPath>
     </Reference>
     <Reference Include="System" />
   </ItemGroup>