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


sub wrap {
    @_[0] =~ s/\\'/\\\\'/g;
    @_[0] =~ s/\\q/\\\\q/g;
    @_[0] =~ s/\\a/\\\\a/g;
    @_[0] =~ s/\\n/\\\\n/g;
}

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') {
	    # XML compatibility
	    wrap $leaf->{description};
	    wrap $leaf->{helpText};
	    wrap $leaf->{wizardTitle};
	    wrap $leaf->{nextButtonText};
	    $page->{$leaf->{wizardTitle}} = "";
	    $page->{$leaf->{helpText}} = "";
	    $page->{$leaf->{description}} = "";
	    $page->{$leaf->{nextButtonText}} = "";
	} elsif (ref($leaf) =~ /\w\D/) {
	    $tag = $leaf;
	}
    }
    $page;
}

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

print STDERR "$ARGV[0] => ";
my $fullname = $ARGV[0] . "_.c";

my $PO;
open($PO, "> $fullname");

foreach (keys %$wpo) {
#   print "$_\n";
    $_ ne "" and print $PO qq(printf(_("$_"));\n);
}
close $PO;
print STDERR "$fullname\n";