opac/opac-passwd.pl

   1 #!/usr/bin/perl
   2 # This script lets the users change the passwords by themselves.
   3 #
   4 # (c) 2005 Universidad ORT Uruguay.
   5 #
   6 # This file is part of the extensions and enhacments made to koha by Universidad ORT Uruguay
   7 #
   8 # Koha is free software; you can redistribute it and/or modify it
   9 # under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 3 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # Koha is distributed in the hope that it will be useful, but
  14 # WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  20
  21 use strict;
  22 use warnings;
  23
  24 use CGI;
  25
  26 use C4::Auth;    # checkauth, getborrowernumber.
  27 use C4::Context;
  28 use Digest::MD5 qw(md5_base64);
  29 use C4::Circulation;
  30 use C4::Members;
  31 use C4::Output;
  32 use Koha::AuthUtils qw(hash_password);
  33
  34 my $query = new CGI;
  35 my $dbh   = C4::Context->dbh;
  36
  37 my ( $template, $borrowernumber, $cookie ) = get_template_and_user(
  38     {
  39         template_name   => "opac-passwd.tt",
  40         query           => $query,
  41         type            => "opac",
  42         authnotrequired => 0,
  43         flagsrequired   => { borrow => 1 },
  44         debug           => 1,
  45     }
  46 );
  47
  48 # get borrower information ....
  49 my ( $borr ) = GetMemberDetails( $borrowernumber );
  50 my $minpasslen = C4::Context->preference("minPasswordLength");
  51 if ( C4::Context->preference("OpacPasswordChange") ) {
  52     my $sth =  $dbh->prepare("UPDATE borrowers SET password = ? WHERE borrowernumber=?");
  53     if (   $query->param('Oldkey')
  54         && $query->param('Newkey')
  55         && $query->param('Confirm') )
  56     {
  57         if ( goodkey( $dbh, $borrowernumber, $query->param('Oldkey') ) ) {
  58             if ( $query->param('Newkey') =~ m|^\s+| or $query->param('Newkey') =~ m|\s+$| ) {
  59                 $template->param(
  60                     Error_messages => 1,
  61                     PasswordContainsTrailingSpaces => 1,
  62                 );
  63             }
  64             elsif ( $query->param('Newkey') eq $query->param('Confirm')
  65                 && length( $query->param('Confirm') ) >= $minpasslen )
  66             {    # Record password
  67                 my $clave = hash_password( $query->param('Newkey') );
  68                 $sth->execute( $clave, $borrowernumber );
  69                 $template->param( 'password_updated' => '1' );
  70                 $template->param( 'borrowernumber'   => $borrowernumber );
  71             }
  72             elsif ( $query->param('Newkey') ne $query->param('Confirm') ) {
  73                 $template->param( 'Ask_data'       => '1' );
  74                 $template->param( 'Error_messages' => '1' );
  75                 $template->param( 'PassMismatch'   => '1' );
  76             }
  77             elsif ( length( $query->param('Confirm') ) < $minpasslen ) {
  78                 $template->param( 'Ask_data'       => '1' );
  79                 $template->param( 'Error_messages' => '1' );
  80                 $template->param( 'ShortPass'      => '1' );
  81             }
  82             else {
  83                 $template->param( 'Error_messages' => '1' );
  84             }
  85         }
  86         else {
  87             $template->param( 'Ask_data'       => '1' );
  88             $template->param( 'Error_messages' => '1' );
  89             $template->param( 'WrongPass'      => '1' );
  90         }
  91     }
  92     else {
  93
  94         # Called Empty, Ask for data.
  95         $template->param( 'Ask_data' => '1' );
  96         if (!$query->param('Oldkey') && ($query->param('Newkey') || $query->param('Confirm'))){
  97             # Old password is empty but one of the others isnt
  98             $template->param( 'Error_messages' => '1' );
  99             $template->param( 'WrongPass'      => '1' );
 100         }
 101         elsif ($query->param('Oldkey') && (!$query->param('Newkey') || !$query->param('Confirm'))){
 102             # Oldpassword is entered but one of the other fields is empty
 103             $template->param( 'Error_messages' => '1' );
 104             $template->param( 'PassMismatch'   => '1' );
 105         }
 106     }
 107 }
 108 $template->param(firstname => $borr->{'firstname'},
 109                                                         surname => $borr->{'surname'},
 110                                                         minpasslen => $minpasslen,
 111                                                         passwdview => 1,
 112 );
 113
 114 output_html_with_http_headers $query, $cookie, $template->output;
 115
 116 sub goodkey {
 117     my ( $dbh, $borrowernumber, $key ) = @_;
 118
 119     my $sth =
 120       $dbh->prepare("SELECT password FROM borrowers WHERE borrowernumber=?");
 121     $sth->execute($borrowernumber);
 122     if ( $sth->rows ) {
 123         my $hash;
 124         my ($stored_hash) = $sth->fetchrow;
 125         if ( substr($stored_hash,0,2) eq '$2') {
 126             $hash = hash_password($key, $stored_hash);
 127         } else {
 128             $hash = md5_base64($key);
 129         }
 130         if ( $hash eq $stored_hash ) { return 1; }
 131         else { return 0; }
 132     }
 133     else { return 0; }
 134 }