[gnome-boxes] Set language in case of express installation

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 469b875a463f192cbe1113e66a1d5da03a2ea6e8
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Thu Dec 8 15:21:43 2011 +0200

    Set language in case of express installation
    
    Currently it only works for Windows 7, Windows 2008 and Fedora.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=665803

 data/fedora.ks                |    2 +-
 data/win7.xml                 |    8 ++++----
 src/unattended-installer.vala |    7 +++++++
 src/win7-installer.vala       |    4 ++++
 4 files changed, 16 insertions(+), 5 deletions(-)
---
diff --git a/data/fedora.ks b/data/fedora.ks
index 8799eab..e54a5f5 100644
--- a/data/fedora.ks
+++ b/data/fedora.ks
@@ -1,6 +1,6 @@
 install
 keyboard BOXES_KBD
-lang en_US.UTF-8
+lang BOXES_LANG
 network --device eth0 --bootproto dhcp
 rootpw whatever
 firewall --disabled
diff --git a/data/win7.xml b/data/win7.xml
index c691257..5c5e7e4 100644
--- a/data/win7.xml
+++ b/data/win7.xml
@@ -48,11 +48,11 @@
     </component>
     <component name="Microsoft-Windows-International-Core-WinPE" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS" xmlns:wcm="http://schemas.microsoft.com/WMIConfig/2002/State"; xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";>
       <SetupUILanguage>
-	<UILanguage>en-US</UILanguage>
+	<UILanguage>BOXES_LANG</UILanguage>
       </SetupUILanguage>
-      <SystemLocale>en-US</SystemLocale>
-      <UILanguage>en-US</UILanguage>
-      <UserLocale>en-US</UserLocale>
+      <SystemLocale>BOXES_LANG</SystemLocale>
+      <UILanguage>BOXES_LANG</UILanguage>
+      <UserLocale>BOXES_LANG</UserLocale>
     </component>
   </settings>
   <settings pass="oobeSystem">
diff --git a/src/unattended-installer.vala b/src/unattended-installer.vala
index 68e3ede..503c772 100644
--- a/src/unattended-installer.vala
+++ b/src/unattended-installer.vala
@@ -42,11 +42,13 @@ private abstract class Boxes.UnattendedInstaller: InstallerMedia {
 
     protected string timezone;
     protected string kbd;
+    protected string lang;
 
     private static Regex username_regex;
     private static Regex password_regex;
     private static Regex timezone_regex;
     private static Regex kbd_regex;
+    private static Regex lang_regex;
 
     static construct {
         try {
@@ -54,6 +56,7 @@ private abstract class Boxes.UnattendedInstaller: InstallerMedia {
             password_regex = new Regex ("BOXES_PASSWORD");
             timezone_regex = new Regex ("BOXES_TZ");
             kbd_regex = new Regex ("BOXES_KBD");
+            lang_regex = new Regex ("BOXES_LANG");
         } catch (RegexError error) {
             // This just can't fail
             assert_not_reached ();
@@ -82,6 +85,9 @@ private abstract class Boxes.UnattendedInstaller: InstallerMedia {
         var layouts = settings.get_strv ("layouts");
         kbd = layouts[0] ?? "us";
 
+        var langs = Intl.get_language_names ();
+        lang = langs[0];
+
         setup_ui ();
     }
 
@@ -275,6 +281,7 @@ private abstract class Boxes.UnattendedInstaller: InstallerMedia {
             str = password_regex.replace (str, str.length, 0, password_entry.text);
             str = timezone_regex.replace (str, str.length, 0, timezone);
             str = kbd_regex.replace (str, str.length, 0, kbd);
+            str = lang_regex.replace (str, str.length, 0, lang);
 
             yield output_stream.write_async (str.data, Priority.DEFAULT, cancellable);
         }
diff --git a/src/win7-installer.vala b/src/win7-installer.vala
index 9db0c0b..2cdf904 100644
--- a/src/win7-installer.vala
+++ b/src/win7-installer.vala
@@ -5,5 +5,9 @@ private class Boxes.Win7Installer: UnattendedInstaller {
     public Win7Installer.copy (InstallerMedia media) throws GLib.Error {
         var unattended_source = get_unattended_dir (media.os.short_id + ".xml");
         base.copy (media, unattended_source, "Autounattend.xml");
+
+        lang = lang.replace ("_", "-");
+        // Remove '.' and everything after it
+        lang = /\..*/i.replace (lang, -1, 0, "");
     }
 }