#!/usr/bin/perl

# script to set the labels configuration for the printer process.
# written 07/04
# by Veleda Matias - matias_veleda@hotmail.com - Physics Library UNLP Argentina and

# This file is part of Koha.
#
# Koha 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.
#
# Koha 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
# Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
# Suite 330, Boston, MA  02111-1307 USA

require Exporter;

use strict;

use CGI;
use C4::Context;
use C4::Output;
use C4::Auth;

use PDF::API2;
use PDF::API2::Page;
use PDF::API2::Util;

# This function returns the path to deal with the correct files, considering
# templates set and language.
sub getPath {
    my $type         = shift @_;
    my $templatesSet = C4::Context->preference('template');
    my $lang         = C4::Context->preference('opaclanguages');
    if ( $type eq "intranet" ) {
        return "$ENV{'DOCUMENT_ROOT'}/intranet-tmpl/$templatesSet/$lang";
    }
    else {
        return "$ENV{'DOCUMENT_ROOT'}/opac-tmpl/$templatesSet/$lang";
    }
}

# Load a configuration file.
sub loadConfFromFile {
    my $fileName = shift @_;
    my %keyValues;
    open FILE, "<$fileName";
    while (<FILE>) {
        chomp;
        if (/\s*([\w_]*)\s*=\s*([\[\]\<\>\w_\s:@,\.-]*)\s*/) {
            $keyValues{$1} = $2;
        }
    }
    close FILE;
    return %keyValues;
}

# Save settings to a configuration file.
sub saveConfToFile {
    my $fileName  = shift @_;
    my %keyValues = %{ shift @_ };
    my $i;
    open FILE, ">$fileName";
    my $i;
    foreach $i ( keys(%keyValues) ) {
        print FILE $i . " = " . $keyValues{$i} . "\n";
    }
    close FILE;
}

# Creates a CGI object and take his parameters
my $input = new CGI;

if ( $input->param('saveSettings') ) {
    my $labelConf =
      &getPath("intranet") . "/includes/labelConfig/itemsLabelConfig.conf";
    my %newConfiguration = (
        pageType     => $input->param('pageType'),
        columns      => $input->param('columns'),
        rows         => $input->param('rows'),
        systemDpi    => $input->param('systemDpi'),
        labelWidth   => $input->param('labelWidth'),
        labelHeigth  => $input->param('labelHeigth'),
        marginBottom => $input->param('marginBottom'),
        marginLeft   => $input->param('marginLeft')
    );
    saveConfToFile( $labelConf, \%newConfiguration );
    print $input->redirect('/cgi-bin/koha/barcodes/barcodes.pl');
}

# Get the template to use
my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
    {
        template_name   => "barcodes/printerConfig.tmpl",
        type            => "intranet",
        query           => $input,
        authnotrequired => 0,
        flagsrequired   => { tools => 1 },
        debug           => 1,
    }
);

my $filenameConf =
  &getPath("intranet") . "/includes/labelConfig/itemsLabelConfig.conf";
my %labelConfig = &loadConfFromFile($filenameConf);

$template->param( COLUMNS      => $labelConfig{'columns'} );
$template->param( ROWS         => $labelConfig{'rows'} );
$template->param( SYSTEM_DPI   => $labelConfig{'systemDpi'} );
$template->param( LABEL_WIDTH  => $labelConfig{'labelWidth'} );
$template->param( LABEL_HEIGTH => $labelConfig{'labelHeigth'} );
$template->param( MARGIN_TOP   => $labelConfig{'marginBottom'} );
$template->param( MARGIN_LEFT  => $labelConfig{'marginLeft'} );
$template->param( SCRIPT_NAME  => '/cgi-bin/koha/barcodes/printerConfig.pl' );
$template->param( "$labelConfig{'pageType'}" => 1 );
$template->param(
    intranetcolorstylesheet =>
      C4::Context->preference("intranetcolorstylesheet"),
    intranetstylesheet => C4::Context->preference("intranetstylesheet"),
    IntranetNav        => C4::Context->preference("IntranetNav"),
);
output_html_with_http_headers $input, $cookie, $template->output;