完善虚拟机连接

VM/novnc/core/util/strings.js

@@ -0,0 +1,28 @@
+/*
+ * noVNC: HTML5 VNC client
+ * Copyright (C) 2019 The noVNC Authors
+ * Licensed under MPL 2.0 (see LICENSE.txt)
+ *
+ * See README.md for usage and integration instructions.
+ */
+
+// Decode from UTF-8
+export function decodeUTF8(utf8string, allowLatin1=false) {
+    try {
+        return decodeURIComponent(escape(utf8string));
+    } catch (e) {
+        if (e instanceof URIError) {
+            if (allowLatin1) {
+                // If we allow Latin1 we can ignore any decoding fails
+                // and in these cases return the original string
+                return utf8string;
+            }
+        }
+        throw e;
+    }
+}
+
+// Encode to UTF-8
+export function encodeUTF8(DOMString) {
+    return unescape(encodeURIComponent(DOMString));
+}