tools/batch_delete_records.pl

   1 #!/usr/bin/perl
   2
   3 # This file is part of Koha.
   4 #
   5 # Copyright 2013 BibLibre
   6 #
   7 # Koha is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as
   9 # published by the Free Software Foundation; either version 3
  10 # of the License, or (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
  18 # Public License along with Koha; if not, see
  19 # <http://www.gnu.org/licenses>
  20
  21 use Modern::Perl;
  22
  23 use CGI;
  24 use List::MoreUtils qw( uniq );
  25
  26 use C4::Auth;
  27 use C4::Output;
  28 use C4::AuthoritiesMarc;
  29 use C4::Biblio;
  30 use Koha::Virtualshelves;
  31
  32 use Koha::Authorities;
  33 use Koha::Biblios;
  34 use Koha::Items;
  35
  36 my $input = CGI->new;
  37 my $op = $input->param('op') // q|form|;
  38 my $recordtype = $input->param('recordtype') // 'biblio';
  39
  40 my ($template, $loggedinuser, $cookie) = get_template_and_user({
  41         template_name => 'tools/batch_delete_records.tt',
  42         query => $input,
  43         type => "intranet",
  44         flagsrequired => { tools => 'records_batchdel' },
  45 });
  46
  47 $template->param( lists => scalar Koha::Virtualshelves->search([{ category => 1, owner => $loggedinuser }, { category => 2 }]) );
  48
  49 my @records;
  50 my @messages;
  51 if ( $op eq 'form' ) {
  52     # Display the form
  53     $template->param( op => 'form' );
  54 } elsif ( $op eq 'list' ) {
  55     # List all records to process
  56     my @record_ids;
  57     if ( my $bib_list = $input->param('bib_list') ) {
  58         # Come from the basket
  59         @record_ids = split /\//, $bib_list;
  60         $recordtype = 'biblio';
  61     } elsif ( my $uploadfile = $input->param('uploadfile') ) {
  62         # A file of id is given
  63         binmode $uploadfile, ':encoding(UTF-8)';
  64         while ( my $content = <$uploadfile> ) {
  65             next unless $content;
  66             $content =~ s/[\r\n]*$//;
  67             push @record_ids, $content if $content;
  68         }
  69     } elsif ( my $shelf_number = $input->param('shelf_number') ) {
  70         my $shelf = Koha::Virtualshelves->find($shelf_number);
  71         my $contents = $shelf->get_contents;
  72         while ( my $content = $contents->next ) {
  73             my $biblionumber = $content->biblionumber;
  74             push @record_ids, $biblionumber;
  75         }
  76     } else {
  77         # The user enters manually the list of id
  78         push @record_ids, split( /\s\n/, $input->param('recordnumber_list') );
  79     }
  80
  81     for my $record_id ( uniq @record_ids ) {
  82         if ( $recordtype eq 'biblio' ) {
  83             # Retrieve biblio information
  84             my $biblio = Koha::Biblios->find( $record_id );
  85             unless ( $biblio ) {
  86                 push @messages, {
  87                     type => 'warning',
  88                     code => 'biblio_not_exists',
  89                     biblionumber => $record_id,
  90                 };
  91                 next;
  92             }
  93             my $holds_count = $biblio->holds->count;
  94             $biblio = $biblio->unblessed;
  95             my $record = &GetMarcBiblio({ biblionumber => $record_id });
  96             $biblio->{itemnumbers} = [Koha::Items->search({ biblionumber => $record_id })->get_column('itemnumber')];
  97             $biblio->{holds_count} = $holds_count;
  98             $biblio->{issues_count} = C4::Biblio::CountItemsIssued( $record_id );
  99             push @records, $biblio;
 100         } else {
 101             # Retrieve authority information
 102             my $authority = C4::AuthoritiesMarc::GetAuthority( $record_id );
 103             unless ( $authority ) {
 104                 push @messages, {
 105                     type => 'warning',
 106                     code => 'authority_not_exists',
 107                     authid => $record_id,
 108                 };
 109                 next;
 110             }
 111
 112             $authority = {
 113                 authid => $record_id,
 114                 summary => C4::AuthoritiesMarc::BuildSummary( $authority, $record_id ),
 115                 count_usage => Koha::Authorities->get_usage_count({ authid => $record_id }),
 116             };
 117             push @records, $authority;
 118         }
 119     }
 120     $template->param(
 121         records => \@records,
 122         op => 'list',
 123     );
 124 } elsif ( $op eq 'delete' ) {
 125     # We want to delete selected records!
 126     my @record_ids = $input->multi_param('record_id');
 127     my $schema = Koha::Database->new->schema;
 128
 129     my $error;
 130     my $report = {
 131         total_records => 0,
 132         total_success => 0,
 133     };
 134     RECORD_IDS: for my $record_id ( sort { $a <=> $b } @record_ids ) {
 135         $report->{total_records}++;
 136         next unless $record_id;
 137         $schema->storage->txn_begin;
 138
 139         if ( $recordtype eq 'biblio' ) {
 140             # Biblios
 141             my $biblionumber = $record_id;
 142             # First, checking if issues exist.
 143             # If yes, nothing to do
 144             my $biblio = Koha::Biblios->find( $biblionumber );
 145
 146             # TODO Replace with $biblio->get_issues->count
 147             if ( C4::Biblio::CountItemsIssued( $biblionumber ) ) {
 148                 push @messages, {
 149                     type => 'warning',
 150                     code => 'item_issued',
 151                     biblionumber => $biblionumber,
 152                 };
 153                 $schema->storage->txn_rollback;
 154                 next;
 155             }
 156
 157             # Cancel reserves
 158             my $holds = $biblio->holds;
 159             while ( my $hold = $holds->next ) {
 160                 eval{
 161                     $hold->cancel;
 162                 };
 163                 if ( $@ ) {
 164                     push @messages, {
 165                         type => 'error',
 166                         code => 'reserve_not_cancelled',
 167                         biblionumber => $biblionumber,
 168                         reserve_id => $hold->reserve_id,
 169                         error => $@,
 170                     };
 171                     $schema->storage->txn_rollback;
 172                     next RECORD_IDS;
 173                 }
 174             }
 175
 176             # Delete items
 177             my $items = Koha::Items->search({ biblionumber => $biblionumber });
 178             while ( my $item = $items->next ) {
 179                 my $deleted_item = eval { $item->safe_delete };
 180                 if ( !ref($deleted_item) or $@ ) {
 181                     push @messages, {
 182                         type => 'error',
 183                         code => 'item_not_deleted',
 184                         biblionumber => $biblionumber,
 185                         itemnumber => $item->itemnumber,
 186                         error => ($@ ? $@ : $error),
 187                     };
 188                     $schema->storage->txn_rollback;
 189                     next RECORD_IDS;
 190                 }
 191             }
 192
 193             # Finally, delete the biblio
 194             my $error = eval {
 195                 C4::Biblio::DelBiblio( $biblionumber );
 196             };
 197             if ( $error or $@ ) {
 198                 push @messages, {
 199                     type => 'error',
 200                     code => 'biblio_not_deleted',
 201                     biblionumber => $biblionumber,
 202                     error => ($@ ? $@ : $error),
 203                 };
 204                 $schema->storage->txn_rollback;
 205                 next;
 206             }
 207
 208             push @messages, {
 209                 type => 'success',
 210                 code => 'biblio_deleted',
 211                 biblionumber => $biblionumber,
 212             };
 213             $report->{total_success}++;
 214             $schema->storage->txn_commit;
 215         } else {
 216             # Authorities
 217             my $authid = $record_id;
 218             eval { C4::AuthoritiesMarc::DelAuthority({ authid => $authid }) };
 219             if ( $@ ) {
 220                 push @messages, {
 221                     type => 'error',
 222                     code => 'authority_not_deleted',
 223                     authid => $authid,
 224                     error => ($@ ? $@ : 0),
 225                 };
 226                 $schema->storage->txn_rollback;
 227                 next;
 228             } else {
 229                 push @messages, {
 230                     type => 'success',
 231                     code => 'authority_deleted',
 232                     authid => $authid,
 233                 };
 234                 $report->{total_success}++;
 235                 $schema->storage->txn_commit;
 236             }
 237         }
 238     }
 239     $template->param(
 240         op => 'report',
 241         report => $report,
 242     );
 243 }
 244
 245 $template->param(
 246     messages => \@messages,
 247     recordtype => $recordtype,
 248 );
 249
 250 output_html_with_http_headers $input, $cookie, $template->output;