Lua: Add base64 encoding bindings

Change-Id: I4f4576ef5615be80c935b97242e232292bc24793
Reviewed-by: hjk <hjk@qt.io>

src/plugins/lua/bindings/utils.cpp

@@ -189,6 +189,21 @@ void setupUtilsModule()
                 QDesktopServices::openUrl(QUrl::fromEncoded(url.toUtf8()));
             };
 
+            utils["stringToBase64Url"] = [](const QString &data) {
+                return QString::fromLatin1(data.toUtf8().toBase64(QByteArray::Base64UrlEncoding));
+            };
+            utils["base64UrlToString"] = [](const char *data) {
+                return QString::fromUtf8(
+                    QByteArray::fromBase64(data, QByteArray::Base64UrlEncoding));
+            };
+
+            utils["stringToBase64"] = [](const QString &data) {
+                return QString::fromLatin1(data.toUtf8().toBase64());
+            };
+            utils["base64ToString"] = [](const char *data) {
+                return QString::fromUtf8(QByteArray::fromBase64(data));
+            };
+
             return utils;
         });
 }

src/plugins/lua/meta/utils.lua

@@ -126,4 +126,23 @@ function utils.Timer:stop() end
 ---@param url string The URL to open.
 function utils.openExternalUrl(url) end
 
+---Converts a string to a base64 URL encoding. Instead of using "+" and "/" characters, it uses "-" and "_".
+---@param text string The text to convert.
+---@return string The base64 URL encoded string.
+function utils.stringToBase64Url(text) end
+
+---Converts a base64 URL encoded string back to a normal string.
+---@param text string The base64 URL encoded string.
+---@return string The decoded string.
+function utils.base64UrlToString(text) end
+
+---Converts a string to a base64 encoding.
+---@param text string The text to convert.
+---@return string The base64 encoded string.
+function utils.stringToBase64(text) end
+
+---Converts a base64 encoded string back to a normal string.
+---@param text string The base64 encoded string.
+---@return string The decoded string.
+function utils.base64ToString(text) end
 return utils