#=====================================================================
# LX-Office ERP
# Copyright (C) 2004
# Based on SQL-Ledger Version 2.1.9
# Web http://www.lx-office.org
#
#=====================================================================
# SQL-Ledger Accounting
# Copyright (C) 2001
#
#  Author: Dieter Simader
#   Email: dsimader@sql-ledger.org
#     Web: http://www.sql-ledger.org
#
#  Contributors:
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#=====================================================================
#
# routines to retrieve / manipulate win ini style files
# ORDER is used to keep the elements in the order they appear in .ini
#
#=====================================================================

package Inifile;

use IO::File;

sub new {
  $main::lxdebug->enter_sub();

  my ($type, $file, %options) = @_;

  my $id = "";
  my $skip;

  local *FH;

  my $self = { "FILE" => $file };

  open FH, "$file" or Form->error("$file : $!");

  while (<FH>) {
    chomp;

    if (!$options{verbatim}) {
      # strip comments
      s/\#.*//;

      # remove any trailing whitespace
      s/^\s*//;
      s/\s*$//;
    } else {
      next if (m/^\s*\#/);
    }

    next unless $_;

    if (m/^\[/) {
      s/(\[|\])//g;

      $id = $_;

      $self->{$id} ||= { };

      push @{ $self->{ORDER} }, $_;

      next;

    }

    # add key=value to $id
    my ($key, $value) = split m/=/, $_, 2;

    $self->{$id}->{$key} = $value;

  }
  close FH;

  $main::lxdebug->leave_sub();

  return bless $self, $type;
}

sub write {
  $main::lxdebug->enter_sub();

  my ($self) = @_;

  my $file = $self->{FILE};
  my $fh   = IO::File->new($file, "w") || Form->error("$file : $!");

  foreach my $section_name (sort keys %{ $self }) {
    next if $section_name =~ m/^[A-Z]+$/;

    my $section = $self->{$section_name};
    print $fh "[${section_name}]\n";
    map { print $fh "${_}=$section->{$_}\n" } sort keys %{ $section };
    print $fh "\n";
  }

  $fh->close();

  $main::lxdebug->leave_sub();
}

1;