#!/usr/bin/perl
#
# Copyright 2008 Foundations Bible College & Seminary Inc.
#
# 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 3 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, see <http://www.gnu.org/licenses>.
#
#
#

use strict;
use warnings;

use CGI qw ( -utf8 ); #qw(:standard escapeHTML);
use C4::Context;
use C4::Members;

$|=1;

my $DEBUG = 0;
my $data = new CGI;
my $borrowernumber;

=head1 NAME

patronimage.pl - Script for retrieving and formatting Koha patron images for display

=head1 SYNOPSIS

<img src="patronimage.pl?borrowernumber= />

=head1 DESCRIPTION

This script, when called from within HTML and passed a valid patron borrowernumber, will retrieve the image data associated with that borrowernumber if one exists, format it in proper HTML format and pass it back to be displayed.

=cut

if ($data->param('borrowernumber')) {
    $borrowernumber = $data->param('borrowernumber');
} else {
    $borrowernumber = shift;
}


warn "Borrowernumber passed in: $borrowernumber" if $DEBUG;

my ($imagedata, $dberror) = GetPatronImage($borrowernumber);

if ($dberror) {
    warn "Database Error!";
    exit;
}

# NOTE: Never dump the contents of $imagedata->{'patronimage'} via a warn to a log or nasty
# things will result... you have been warned!

if ($imagedata) {
    print $data->header (-type => $imagedata->{'mimetype'}, -'Cache-Control' => 'no-store', -Content_Length => length ($imagedata->{'imagefile'})), $imagedata->{'imagefile'};
    exit;
} else {
    warn "No image exists for $borrowernumber";
    exit;
}

exit;

=head1 AUTHOR

Chris Nighswonger cnighswonger <at> foundations <dot> edu

=cut