#!/usr/bin/perl -w
#
#  rhrdlibs
#
#  Copyright (C) 2015 Christian Pointner <equinox@helsinki.at>
#
#  This file is part of rhrdlibs.
#
#  rhrdlibs is free software: you can redistribute it and/or modify
#  it under the terms of the GNU Affero General Public License as published by
#  the Free Software Foundation, either version 3 of the License, or
#  any later version.
#
#  rhrdlibs 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 Affero General Public License for more details.
#
#  You should have received a copy of the GNU Affero General Public License
#  along with rhrdlibs. If not, see <http://www.gnu.org/licenses/>.
#

use strict;
use RHRD::rddb;

sub print_usage
{
  print STDERR "Usage: rhrd-ws-login (login|logout)\n";
}

my $num_args = $#ARGV + 1;
if($num_args != 1) {
  print_usage();
  exit 1;
}
my $cmd = $ARGV[0];
my $username = $ENV{'USER'};

my $ret = 0;

my ($ctx, undef, $errorstring) = RHRD::rddb::init();
if(defined $ctx) {
  my $macro = '';
  if($cmd eq "logout") {
    $macro = "LO!";
  }
  elsif($cmd eq "login") {
    (my $token, undef, $errorstring) = RHRD::rddb::get_token($ctx, $username);
    if($token) {
      $token =~ s/([ !'"\\])/\\$1/g;
      $macro = "LO $username $token!";
    } else {
      print STDERR "$errorstring\n";
      $macro = "LO!";
    }
  }
  else {
    print_usage();
    $ret = 1;
  }
  RHRD::rddb::destroy($ctx);
  unless ($macro eq '') {
    system('/usr/bin/rmlsend', $macro) == 0 or die "system(/usr/bin/rmlsend, $macro) failed: $?";
  }
} else {
  print STDERR "$errorstring\n";
  $ret = 1;
}

exit $ret;