libvesktop: native dbus module for autostart & app badge (#1180)

Both setAppBadge and autoStart at system boot now use dbus calls. This means that autoStart will work in Flatpak

src/main/utils/desktopFileEscape.ts

@@ -0,0 +1,56 @@
+/*
+ * Vesktop, a desktop app aiming to give you a snappier Discord Experience
+ * Copyright (c) 2025 Vendicated and Vesktop contributors
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+// https://specifications.freedesktop.org/desktop-entry-spec/latest/exec-variables.html
+
+// "If an argument contains a reserved character the argument must be quoted."
+const desktopFileReservedChars = new Set([
+    " ",
+    "\t",
+    "\n",
+    '"',
+    "'",
+    "\\",
+    ">",
+    "<",
+    "~",
+    "|",
+    "&",
+    ";",
+    "$",
+    "*",
+    "?",
+    "#",
+    "(",
+    ")",
+    "`"
+]);
+
+export function escapeDesktopFileArgument(arg: string) {
+    let needsQuoting = false;
+    let out = "";
+
+    for (const c of arg) {
+        if (desktopFileReservedChars.has(c)) {
+            // "Quoting must be done by enclosing the argument between double quotes"
+            needsQuoting = true;
+            // "and escaping the double quote character, backtick character ("`"), dollar sign ("$")
+            // and backslash character ("\") by preceding it with an additional backslash character"
+            if (c === '"' || c === "`" || c === "$" || c === "\\") {
+                out += "\\";
+            }
+        }
+
+        // "Literal percentage characters must be escaped as %%"
+        if (c === "%") {
+            out += "%%";
+        } else {
+            out += c;
+        }
+    }
+
+    return needsQuoting ? `"${out}"` : out;
+}

src/main/utils/vencordLoader.ts

@@ -6,9 +6,10 @@
 
 import { mkdirSync } from "fs";
 import { access, constants as FsConstants, writeFile } from "fs/promises";
+import { VENCORD_FILES_DIR } from "main/vencordFilesDir";
 import { join } from "path";
 
-import { USER_AGENT, VENCORD_FILES_DIR } from "../constants";
+import { USER_AGENT } from "../constants";
 import { downloadFile, fetchie } from "./http";
 
 const API_BASE = "https://api.github.com";