Fix i18n in AppImage

appimage.yml

@@ -1,5 +1,4 @@
 app: bingle
-binpatch: true
 
 ingredients:
   dist: xenial
@@ -16,6 +15,9 @@ script:
   - cp -rf ../../build/usr/* usr/
   - cp usr/share/icons/io.github.coslyk.bingle.png .
   - cp usr/share/applications/io.github.coslyk.bingle.desktop .
+  - cd usr/share/locale
+  - ln -s zh-CN zh_CN
+  - cd ../../..
   - rm -rf usr/share/man
   - rm -rf usr/share/doc
 

meson.build

@@ -31,7 +31,8 @@ executable(
     dependencies: [
         dependency('gtk+-3.0'),
         dependency('libsoup-2.4'),
-        dependency('json-glib-1.0')
+        dependency('json-glib-1.0'),
+        meson.get_compiler('vala').find_library('posix')
     ],
     install: true
 )

src/Application.vala

@@ -47,9 +47,9 @@ namespace Bingle {
             if (_about_dialog == null) {
                 try {
                     _about_dialog = new Gtk.AboutDialog () {
-                        authors = new string[] { "coslyk", null },
+                        authors = {"coslyk"},
                         comments = _("A simple wallpaper downloader"),
-                        copyright = "2020 coslyk",
+                        copyright = "Copyright © 2020 coslyk",
                         license_type = Gtk.License.MIT_X11,
                         logo = new Gdk.Pixbuf.from_resource ("/io/github/coslyk/bingle/logo.png"),
                         program_name = "Bingle",
@@ -79,6 +79,12 @@ namespace Bingle {
         }
 
         public static int main (string[] args) {
+
+            // Fix i18n in AppImage
+            string dirname = DesktopService.get_program_path ().replace ("/bin/io.github.coslyk.bingle", "/share/locale");
+            Intl.bindtextdomain ("io.github.coslyk.bingle", dirname);
+
+            // Run App
             var app = new Application ();
             return app.run (args);
         }

src/DesktopService.vala

@@ -8,6 +8,7 @@ namespace Bingle.DesktopService {
         DEEPIN
     }
 
+    // Get desktop environment type
     public DEType get_de_type () {
 
         unowned string session_name = Environment.get_variable ("DESKTOP_SESSION");
@@ -25,6 +26,7 @@ namespace Bingle.DesktopService {
         }
     }
 
+    // Set wallpaper
     public void set_wallpaper (string filepath) {
         DEType de = get_de_type ();
 
@@ -52,4 +54,11 @@ namespace Bingle.DesktopService {
             warning ("%s\n", e.message);
         }
     }
+
+    // Get program path
+    private char _program_path[500];
+    public unowned string get_program_path () {
+        Posix.readlink ("/proc/self/exe", _program_path);
+        return (string) _program_path;
+    }
 }