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#!/usr/bin/perl
#
#  rhwebimport
#
#  Copyright (C) 2014-2015 Christian Pointner <equinox@helsinki.at>
#  Copyright (C) 2015 Peter Grassberger <petertheone@gmail.at>
#
#  This file is part of rhwebimport.
#
#  rhwebimport 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.
#
#  rhwebimport 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 rhwebimport. If not, see <http://www.gnu.org/licenses/>.
#

use strict;
use CGI::Fast;
use RHRD::rddb;
use JSON;

while (my $q = CGI::Fast->new) {
  my $status = 'ERROR';
  my $errorstring = 'unknown';
  my $username = '';
  my $token = '';
  my $fullname = '';
  my $responsecode = 500;

  if(defined $ENV{REMOTE_USER}) {
    my $dbh;
    ($dbh, $status, $errorstring) = RHRD::rddb::opendb();
    if(defined $dbh) {
      $username = $ENV{REMOTE_USER};
      ($token, $status, $errorstring) = RHRD::rddb::get_token($dbh, $username);
      $token = '' unless($token);
      ($fullname, $status, $errorstring) = RHRD::rddb::get_fullname($dbh, $username);
      $fullname = '' unless($fullname);
      RHRD::rddb::closedb($dbh);
      if($status == "OK") {
        $responsecode = 200;
      }
    }
  } else {
    $errorstring = 'no username defined - are you logged in?';
    $responsecode = 400;
  }

  my %answer;
  $answer{'status'} = $status;
  $answer{'errorstring'} = $errorstring;
  $answer{'username'} = $username;
  $answer{'fullname'} = $fullname;
  $answer{'token'} = $token;

  print "Content-type: application/json; charset=UTF-8\n";
  print "Status: $responsecode\n\n";
  print encode_json \%answer;
}