#!/usr/bin/perl
use strict;
use XML::Parser;


sub load_wpo {
    my ($tree, $tag ,$page) = @_;
    
    foreach my $leaf (@$tree) {
	if (ref($leaf) eq 'ARRAY') {
	    $page = load_wpo($leaf, $tag, $page);
	} elsif (ref($leaf) eq 'HASH') {
	    $page->{$leaf->{from}} = $leaf->{to};
	}elsif(ref($leaf)=~ /\w\D/){
	    $tag = $leaf;
	}
    }
    $page;
}

my $xmltree = XML::Parser->new(Style => 'Tree')->parsefile($ARGV[0]);
my $wpo = load_wpo($xmltree);

my %lang = (fr => '"Language-Team: French <fr@li.org>"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=ISO-8859-1"
"Content-Transfer-Encoding: 8bit"',
	    en => '"Language-Team: English <en@li.org>"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=ISO-8859-1"
"Content-Transfer-Encoding: 8bit"',
	    it => '"Language-Team: Italian <it@li.org>"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=ISO-8859-1"
"Content-Transfer-Encoding: 8bit"',
	    de => => '"Language-Team: Deutsh <de@li.org>"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=ISO-8859-1"
"Content-Transfer-Encoding: 8bit"',
	    es => => '"Language-Team: Spanish <es@li.org>"
"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=ISO-8859-1"
"Content-Transfer-Encoding: 8bit"');

print STDERR "$ARGV[0] =>";
$ARGV[0] =~ /(.*\/).*\.(.*)\..*/;

open(PO, "> $1$2.po");
my $date = `date +%Y-%m-%d\\ %H:%M\\ %z`;
chomp $date;
print PO 'msgid ""
msgstr ""
'.$lang{"$2"}.'
"Project-Id-Version: drakwizard"
"POT-Creation-Date: '.$date.'"
"PO-Revision-Date: '.$date.'"
"Last-Translator: wpo2po <adesmons@mandrakesoft.com>"

';

foreach (keys %{$wpo}) {
    if ($_ ne "") {
	if ($_ eq $wpo->{$_}) {
	    print PO "msgid \"$_\"\nmsgstr \"\"\n\n";
	}
	else {
	    print PO "msgid \"$_\"\nmsgstr \"$wpo->{$_}\"\n\n";
	}
    }
    
}
close PO;
print STDERR "$1$2.po\n";