# Copyright (c) 2006-2009 bivio Software, Inc.  All Rights Reserved.
#
# Visit http://www.bivio.biz for more info.
# 
# This library is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 2.1 of the
# License, or (at your option) any later version.
# 
# This library is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
# 
# You should have received a copy of the GNU Lesser General Public
# License along with this library;  If not, you may get a copy from:
# http://www.opensource.org/licenses/lgpl-license.html
# 
# $Id: ViewLanguageAUTOLOAD.pm,v 1.6 2009/05/25 19:12:55 nagler Exp $
package Bivio::UI::ViewLanguageAUTOLOAD;
use strict;
use Bivio::Base 'Bivio.UNIVERSAL';

our($VERSION) = sprintf('%d.%02d', q$Revision: 1.6 $ =~ /\d+/g);
our($AUTOLOAD);
our($_CALLING_CONTEXT);
our($_CALLING_CONTEXT_METHOD);
my($_A) = b_use('IO.Alert');
my($_VL);

sub AUTOLOAD {
    local($_CALLING_CONTEXT) = $_A->calling_context;
    local($_CALLING_CONTEXT_METHOD) = $AUTOLOAD;
    $_VL ||= b_use('UI.ViewLanguage');
    return $_VL->call_method($AUTOLOAD, $_VL, @_);
}

sub import {
    my($pkg) = caller();
    no strict qw(refs);
    *{$pkg.'::AUTOLOAD'} = \&AUTOLOAD;
    return;
}

sub unsafe_calling_context {
    return undef
	unless $_CALLING_CONTEXT_METHOD
	&& (caller)[0]->simple_package_name
        eq ($_CALLING_CONTEXT_METHOD =~ /(\w+)$/)[0];
    return $_CALLING_CONTEXT || b_die('no calling context');
}

1;