#=====================================================================
# 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 for menu items
#
#=====================================================================

package Menu;


sub new {
  my ($type, $menufile, $level) = @_;

  use SL::Inifile;
  my $self = Inifile->new($menufile, $level);
  
  bless $self, $type;

}


sub menuitem {
  my ($self, $myconfig, $form, $item) = @_;

  my $module = $form->{script};
  my $action = "section_menu";
  my $target = "";

  if ($self->{$item}{module}) {
    $module = $self->{$item}{module};
  }
  if ($self->{$item}{action}) {
    $action = $self->{$item}{action};
  }
  if ($self->{$item}{target}) {
    $target = $self->{$item}{target};
  }

  my $level = $form->escape($item);
  my $str = qq|<a href=$module?path=$form->{path}&action=$action&level=$level&login=$form->{login}&password=$form->{password}|;
  my @vars = qw(module action target href);
  
  if ($self->{$item}{href}) {
    $str = qq|<a href=$self->{$item}{href}|;
    @vars = qw(module target href);
  }

  map { delete $self->{$item}{$_} } @vars;
  
  
  # add other params
  foreach my $key (keys %{ $self->{$item} }) {
    $str .= "&".$form->escape($key,1)."=";
    ($value, $conf) = split /=/, $self->{$item}{$key}, 2;
    $value = $myconfig->{$value}."/$conf" if ($conf);
    $str .= $form->escape($value, 1);
  }

  if ($target) {
    $str .= qq| target=$target|;
  }

  $str .= ">";
  
}


sub access_control {
  my ($self, $myconfig, $menulevel) = @_;
  
  my @menu = ();

  if ($menulevel eq "") {
    @menu = grep { !/--/ } @{ $self->{ORDER} };
  } else {
    @menu = grep { /^${menulevel}--/ } @{ $self->{ORDER} };
  }

  my @a = split /;/, $myconfig->{acs};
  my $excl = ();

  # remove --AR, --AP from array
  grep { ($a, $b) = split /--/; s/--$a$//; } @a;

  map { $excl{$_} = 1 } @a;

  @a = ();
  map { push @a, $_ unless $excl{$_} } (@menu);

  @a;

}


1;