# The LearningOnline Network with CAPA
# Checksum installed LON-CAPA modules and some configuration files
#
# $Id: SSL.pm,v 1.3 2016/08/01 18:03:53 raeburn Exp $
#
# The LearningOnline Network with CAPA
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA 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.
#
# LON-CAPA 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 LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
#

package LONCAPA::SSL;
use strict;
use lib '/home/httpd/lib/perl/';
use Apache::lonlocal();
use Apache::lonnet();
use Apache::loncommon();
use Apache::lonhtmlcommon();
use LONCAPA; 

sub print_certstatus {
    my ($servers,$target,$context) = @_;
    return unless (ref($servers) eq 'HASH');
    my $message;
    my %lt = &Apache::lonlocal::texthash (
                 'file'     => 'File',
                 'avai'     => 'Available',
                 'yes'      => 'Yes',
                 'no'       => 'No',
                 'cn'       => 'Common Name',
                 'start'    => 'Valid From',
                 'end'      => 'Valid To',
                 'alg'      => 'Signature Algorithm',
                 'size'     => 'Public Key Size',
                 'status'   => 'Status',
                 'email'    => 'E-mail',
                 'key'      => 'Private Key',
                 'host'     => 'Connections Certificate',
                 'hostname' => 'Replication Certificate',
                 'ca'       => 'LON-CAPA CA Certificate',
    );
    my @files = qw(key host hostname ca);
    my @fields = qw(status cn start end alg size email);
    foreach my $server (sort(keys(%{$servers}))) {
        my ($result,$hashref) = &Apache::lonnet::get_servercerts_info($server,$context);
        if ($result eq 'ok' && ref($hashref) eq 'HASH') {
            if ($target eq 'web') {
                my $hostname = &Apache::lonnet::hostname($server);
                $message .= "<fieldset><legend>$hostname ($server)</legend>".
                            &Apache::loncommon::start_data_table().
                            &Apache::loncommon::start_data_table_header_row()."\n";
                foreach my $item ('file','avai',@fields) {
                    $message .= '<th>'.$lt{$item}.'</th>';
                }
                $message .= &Apache::loncommon::end_data_table_header_row()."\n";
            } else {
                $message .= $server.':';
            }
            foreach my $file (@files) {
                if ($target eq 'web') {
                    $message .= &Apache::loncommon::start_data_table_row()."\n".
                                '<td>'.$lt{$file}.'</td>';
                } else {
                    $message .= $file.'=';
                }
                if (ref($hashref->{$file}) eq 'HASH') {
                    if ($target eq 'web') {
                        $message .= '<td>'.$lt{'yes'}.'</td>';
                    } else {
                        $message .= $lt{'yes'}.',';
                    }
                    foreach my $item (@fields) {
                        my $display = $hashref->{$file}->{$item};
                        if ($target eq 'web') {
                            if ($item eq 'status') {
                                $display = &Apache::lonhtmlcommon::confirm_success($display);
                            }
                            $message .= "<td>$display</td>";
                        } else {
                            $message .= "$display,";
                        }
                    }

                } else {
                    if ($target eq 'web') {
                        $message .= '<td>'.$lt{'no'}.'<td>';
                    } else {
                        $message .= $lt{'no'}.',';
                    }
                    foreach my $item (@fields) {
                        if ($target eq 'web') {
                            $message .= '<td>&nbsp;</td>';
                        } else {
                            $message .= ',';
                        }
                    } 
                }
                if ($target eq 'web') {
                    $message .= &Apache::loncommon::end_data_table_row()."\n";
                } else {
                    $message =~ s/,$//;
                    $message .= '&';
                }
            }
            if ($target eq 'web') {
                $message .= &Apache::loncommon::end_data_table().'</fieldset>';
            } else {
                $message =~ s/\&$//;
            }
            $message .= "\n";
        } else {
            if ($target eq 'web') {
                $message .= "$server:error\n";
            } else {
                $message .= "$server:error\n";
            }
        }
    }
    return $message;
}

1;