opac/opac-retrieve-file.pl

   1 #!/usr/bin/perl
   2
   3 # This file is part of Koha.
   4 #
   5 # Copyright (C) 2011-2012 BibLibre
   6 #
   7 # Koha is free software; you can redistribute it and/or modify it
   8 # under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # Koha is distributed in the hope that it will be useful, but
  13 # WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  19
  20 use Modern::Perl;
  21 use CGI;
  22 use Encode;
  23
  24 use C4::Auth;
  25 use C4::Context;
  26 use C4::Output;
  27 use Koha::UploadedFiles;
  28
  29 my $input = CGI::->new;
  30 my $hash = $input->param('id'); # historically called id (used in URLs?)
  31
  32 my $rec = Koha::UploadedFiles->search({
  33     hashvalue => $hash, public => 1,
  34     # DO NOT REMOVE the public flag: this is an opac script !
  35 })->next;
  36 my $fh = $rec? $rec->file_handle: undef;
  37
  38 if( !$rec || !$fh ) {
  39     my ( $template, $user, $cookie ) = get_template_and_user({
  40         query           => $input,
  41         template_name   => 'opac-retrieve-file.tt',
  42         type            => 'opac',
  43         authnotrequired => 1,
  44     });
  45     $template->param( hash => $hash );
  46     output_html_with_http_headers $input, $cookie, $template->output;
  47 } else {
  48     print Encode::encode_utf8( $input->header( $rec->httpheaders ) );
  49     while( <$fh> ) {
  50         print $_;
  51     }
  52     $fh->close;
  53 }