virtualshelves/downloadshelf.pl

   1 #!/usr/bin/perl
   2
   3 # Copyright 2009 BibLibre
   4 #
   5 # This file is part of Koha.
   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
  22 use CGI qw ( -utf8 );
  23 use Encode qw(encode);
  24
  25 use C4::Auth;
  26 use C4::Biblio;
  27 use C4::Items;
  28 use C4::Output;
  29 use C4::Record;
  30 use C4::Ris;
  31
  32 use Koha::CsvProfiles;
  33 use Koha::Virtualshelves;
  34
  35 use utf8;
  36 my $query = new CGI;
  37
  38 my ( $template, $loggedinuser, $cookie ) = get_template_and_user (
  39     {
  40         template_name   => "virtualshelves/downloadshelf.tt",
  41         query           => $query,
  42         type            => "intranet",
  43         flagsrequired   => { catalogue => 1 },
  44     }
  45 );
  46
  47 my $shelfid = $query->param('shelfid');
  48 my $format  = $query->param('format');
  49 my $dbh     = C4::Context->dbh;
  50 my @messages;
  51
  52 if ($shelfid && $format) {
  53
  54     my $marcflavour         = C4::Context->preference('marcflavour');
  55     my $output='';
  56
  57     my $shelf = Koha::Virtualshelves->find($shelfid);
  58     if ( $shelf ) {
  59         if ( $shelf->can_be_viewed( $loggedinuser ) ) {
  60
  61             my $contents = $shelf->get_contents;
  62             # CSV
  63             if ($format =~ /^\d+$/) {
  64                 my @biblios;
  65                 while ( my $content = $contents->next ) {
  66                     push @biblios, $content->biblionumber;
  67                 }
  68                 $output = marc2csv(\@biblios, $format);
  69             }
  70             else { #Other formats
  71                 while ( my $content = $contents->next ) {
  72                     my $biblionumber = $content->biblionumber;
  73                     my $record = GetMarcBiblio({
  74                         biblionumber => $biblionumber,
  75                         embed_items  => 1 });
  76                     if ($format eq 'iso2709') {
  77                         $output .= $record->as_usmarc();
  78                     }
  79                     elsif ($format eq 'ris') {
  80                         $output .= marc2ris($record);
  81                     }
  82                     elsif ($format eq 'bibtex') {
  83                         $output .= marc2bibtex($record, $biblionumber);
  84                     }
  85                 }
  86             }
  87
  88             # If it was a CSV export we change the format after the export so the file extension is fine
  89             $format = "csv" if ($format =~ m/^\d+$/);
  90
  91             print $query->header(
  92             -type => 'application/octet-stream',
  93             -'Content-Transfer-Encoding' => 'binary',
  94             -attachment=>"shelf.$format");
  95             print $output;
  96             exit;
  97         } else {
  98             push @messages, { type => 'error', code => 'unauthorized' };
  99         }
 100     } else {
 101         push @messages, { type => 'error', code => 'does_not_exist' };
 102     }
 103 }
 104 else {
 105     $template->param(csv_profiles => [ Koha::CsvProfiles->search({ type => 'marc', used_for => 'export_records' }) ]);
 106     $template->param(shelfid => $shelfid);
 107 }
 108 $template->param( messages => \@messages );
 109 output_html_with_http_headers $query, $cookie, $template->output;