#!/usr/bin/perl

# Copyright (C) 2007-2015 X2Go Project - http://wiki.x2go.org
#
# 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.,
# 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
#
# Copyright (C) 2007-2015 Oleksandr Shneyder <oleksandr.shneyder@obviously-nice.de>
# Copyright (C) 2007-2015 Heinz-Markus Graesing <heinz-m.graesing@obviously-nice.de>

use strict;
use Sys::Hostname;
use Sys::Syslog qw( :standard :macros );

use X2Go::Server::DB qw(db_listshadowsessions db_listshadowsessions_all);
use X2Go::Server::Agent qw(session_is_suspended);
use X2Go::Log qw(loglevel);

openlog($0,'cons,pid','user');
setlogmask( LOG_UPTO(loglevel()) );

if ( @ARGV ) {
	syslog('info', "x2golistshadowsessions has been called with options: @ARGV");
} else {
	# hiding normal x2golistshadowsessions calls into debug loglevel
	syslog('debug', "x2golistshadowsessions has been called with no option");
}


my $serv=shift;
if( ! $serv)
{
	$serv=hostname;
}

my @outp;
if($serv eq "--all-servers")
{
	@outp=db_listshadowsessions_all();
}
else
{
	@outp=db_listshadowsessions($serv);
}

for (my $i=0;$i<@outp;$i++)
{
	@outp[$i] =~ s/ //g;
	@outp[$i] =~ s/\*/ /g;
	my @sinfo=split('\\|',"@outp[$i]");
	if (@sinfo[4]eq 'F')
	{
		print "@outp[$i]\n";
	}
	else
	{
		if (@sinfo[4]eq 'R')
		{
			my $shadow_user = @sinfo[1];
			$shadow_user =~ s/.*XSHAD(.*)XSHADPP.*/$1/;
			if(session_is_suspended(@sinfo[1], $shadow_user))
			{
				db_changestatus( 'S', @sinfo[1] );
				@outp[$i] =~ s/\|R\|/\|S\|/;
				system("x2goumount-session","@sinfo[1]");
			}
		}
		print "@outp[$i]\n";
	}
}

# closing syslog
closelog;
