Description: Add support for translations defined via X-Ubuntu-Gettext-Domain
Author: Simon Quigley <tsimonq2@lubuntu.me> 
Origin: vendor
Forwarded: https://github.com/lxqt/libqtxdg/pull/292
Last-Update: 2023-03-06
---
This patch header follows DEP-3: http://dep.debian.net/deps/dep3/
--- a/src/qtxdg/xdgdesktopfile.cpp
+++ b/src/qtxdg/xdgdesktopfile.cpp
@@ -38,6 +38,7 @@
 
 #include <cstdlib>
 #include <unistd.h>
+#include <libintl.h>
 
 #include <QDebug>
 #include <QDBusInterface>
@@ -920,7 +921,22 @@ QString XdgDesktopFile::localizedKey(con
 
 QVariant XdgDesktopFile::localizedValue(const QString& key, const QVariant& defaultValue) const
 {
-    return value(localizedKey(key), defaultValue);
+    // If the file is translated via gettext, override locally-defined translations
+    if (contains(QLatin1String("X-Ubuntu-Gettext-Domain")))
+    {
+        QString domain = value(QLatin1String("X-Ubuntu-Gettext-Domain")).toString();
+        QString val = value(key, defaultValue).toString().trimmed();
+        if (!val.isEmpty()) {
+            QByteArray _domain = domain.toUtf8();
+            QByteArray _val = val.toUtf8();
+            char *translated = dgettext(_domain.constData(), _val.constData());
+            return QVariant(QString::fromUtf8(translated));
+        } else {
+            return QVariant();
+        }
+    } else {
+        return value(localizedKey(key), defaultValue);
+    }
 }