From fdf0e9c28c05a8d497a19414099d74f9a0f5d970 Mon Sep 17 00:00:00 2001
From: Aqua-sama <aqua@iserlohn-fortress.net>
Date: Sun, 1 Jul 2018 11:49:53 +0200
Subject: Add browser.locale and browser.translation

---
 doc/Translating.md                  | 19 +++++++++++++++++++
 lib/configuration/configuration.cpp |  2 ++
 src/main.cpp                        | 20 ++++++++++++++++++++
 3 files changed, 41 insertions(+)
 create mode 100644 doc/Translating.md

diff --git a/doc/Translating.md b/doc/Translating.md
new file mode 100644
index 0000000..111ddbc
--- /dev/null
+++ b/doc/Translating.md
@@ -0,0 +1,19 @@
+## Generating translations
+
+~~~sh
+lupdate src/ lib/ -ts lang/<lang-id>.ts
+~~~
+
+## Baking translation
+This generates lang/<lang-id>.qm
+
+~~~sh
+lrelease lang/<land-id>.ts
+~~~
+
+## Using translations
+
+~~~sh
+--browser.locale        # set Qt translation; ex. de
+--browser.translation   # set translation file; ex. /home/user/.config/smolbote/lang/custom-translate.qm
+~~~
diff --git a/lib/configuration/configuration.cpp b/lib/configuration/configuration.cpp
index b4a3d07..766dfaf 100644
--- a/lib/configuration/configuration.cpp
+++ b/lib/configuration/configuration.cpp
@@ -60,6 +60,8 @@ Configuration::Configuration(QObject *parent)
     configuration_desc.add_options()
         ("browser.stylesheet", po::value<std::string>())
         ("browser.session", po::value<std::string>())
+        ("browser.locale", po::value<std::string>())
+        ("browser.translation", po::value<std::string>())
 
         // main window ui
         ("mainwindow.height", po::value<int>()->default_value(720))
diff --git a/src/main.cpp b/src/main.cpp
index a419775..85bf5f0 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -14,6 +14,8 @@
 #include <iostream>
 #include "plugin.h"
 #include "session.h"
+#include <QTranslator>
+#include <QLibraryInfo>
 
 int main(int argc, char **argv)
 {
@@ -83,6 +85,24 @@ int main(int argc, char **argv)
     app.setAttribute(Qt::AA_DontCreateNativeWidgetSiblings, true);
     app.setConfiguration(config);
 
+    // translator
+    if(config->exists("browser.locale")) {
+        auto *translator = new QTranslator(&app);
+        if(translator->load("qt_" + config->value<QString>("browser.locale").value(), QLibraryInfo::location(QLibraryInfo::TranslationsPath)))
+            app.installTranslator(translator);
+        else
+            delete translator;
+    }
+
+    if(config->exists("browser.translation")) {
+        auto *translator = new QTranslator(&app);
+        if(translator->load(config->value<QString>("browser.translation").value()))
+            app.installTranslator(translator);
+        else
+            delete translator;
+    }
+
+
     app.setup(QString::fromStdString(config->value<std::string>("profile.default").value()));
     for(const Plugin &plugin : plugins) {
         app.registerPlugin(plugin);
-- 
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