From d8869b8b341c1e048ba146cf3208fc3a5e5fbacc Mon Sep 17 00:00:00 2001
From: zvon <tom.zvon@gmail.com>
Date: Wed, 1 Apr 2020 14:34:56 +0200
Subject: [PATCH] Linux localization: check if locale exists in
 /usr/share/locale and bindtextdomain accordingly

---
 gui.cpp        | 16 ++++++++++++----
 main.cpp       | 18 +++++++++++++++---
 mainwindow.cpp |  2 +-
 3 files changed, 28 insertions(+), 8 deletions(-)

diff --git a/gui.cpp b/gui.cpp
index 40ecab4..c1e68b7 100644
--- a/gui.cpp
+++ b/gui.cpp
@@ -5,6 +5,7 @@
 #include <libintl.h>
 #include <locale.h>
 
+#include "filesystem.hpp"
 #include "mainwindow.hpp"
 #include "resources_linux.h"
 #include "tv_rename.hpp"
@@ -18,10 +19,17 @@ int main( int argc, char **argv ) {
 
     if ( setlocale( LC_ALL, "" ) == NULL )
         error( 1, errno, _( INVALID_LOCALE ).c_str() );
-    if ( bindtextdomain( DOMAIN, "./locale" ) == NULL )
-        error( 1, errno, _( MEM_ALLOC_FAILED ).c_str() );
-    if ( textdomain( DOMAIN ) == NULL )
-        error( 1, errno, _( MEM_ALLOC_FAILED ).c_str() );
+    if ( FSLib::exists( "/usr/share/locale/en_US/LC_MESSAGES/tv_rename.mo" ) ) {
+        if ( bindtextdomain( DOMAIN, "/usr/share/locale" ) == NULL )
+            error( 1, errno, _( MEM_ALLOC_FAILED ).c_str() );
+        if ( textdomain( DOMAIN ) == NULL )
+            error( 1, errno, _( MEM_ALLOC_FAILED ).c_str() );
+    } else {
+        if ( bindtextdomain( DOMAIN, "./locale" ) == NULL )
+            error( 1, errno, _( MEM_ALLOC_FAILED ).c_str() );
+        if ( textdomain( DOMAIN ) == NULL )
+            error( 1, errno, _( MEM_ALLOC_FAILED ).c_str() );
+    }
 
     authenticate( API_KEY );
 
diff --git a/main.cpp b/main.cpp
index ab3bdbf..88be40c 100644
--- a/main.cpp
+++ b/main.cpp
@@ -19,6 +19,8 @@ using string = std::wstring;
 #else
 
 #include "resources_linux.h"
+#include <error.h>
+#include <errno.h>
 #include <getopt.h>
 
 using char_t = char;
@@ -255,9 +257,19 @@ int main
     // set console to unicode
     _setmode( _fileno( stdout ), _O_U16TEXT );
 #else
-    setlocale( LC_ALL, "" );
-    bindtextdomain( DOMAIN, "./locale" );
-    textdomain( DOMAIN );
+    if ( setlocale( LC_ALL, "" ) == NULL )
+        error( 1, errno, _( INVALID_LOCALE ).c_str() );
+    if ( FSLib::exists( "/usr/share/locale/en_US/LC_MESSAGES/tv_rename.mo" ) ) {
+        if ( bindtextdomain( DOMAIN, "/usr/share/locale" ) == NULL )
+            error( 1, errno, _( MEM_ALLOC_FAILED ).c_str() );
+        if ( textdomain( DOMAIN ) == NULL )
+            error( 1, errno, _( MEM_ALLOC_FAILED ).c_str() );
+    } else {
+        if ( bindtextdomain( DOMAIN, "./locale" ) == NULL )
+            error( 1, errno, _( MEM_ALLOC_FAILED ).c_str() );
+        if ( textdomain( DOMAIN ) == NULL )
+            error( 1, errno, _( MEM_ALLOC_FAILED ).c_str() );
+    }
 #endif
     string show{};
     std::set< int > seasons_num{};
diff --git a/mainwindow.cpp b/mainwindow.cpp
index fec291c..a8c8460 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -250,7 +250,7 @@ MainWindow::MainWindow( const Glib::RefPtr< Gtk::Application > &ptr )
     menu->append( *item );
 
     // File menu
-    item->set_label( _( FILE ) );
+    item->set_label( _( ID_FILE ) );
     item->set_submenu( *submenu );
 
     // Exit item for File menu