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
  31 my $input = new CGI;
  32 my $dbh = C4::Context->dbh;
  33 my $op = $input->param('op') // q|form|;
  34 my $recordtype = $input->param('recordtype') // 'biblio';
  35
  36 my ($template, $loggedinuser, $cookie) = get_template_and_user({
  37         template_name => 'tools/batch_delete_records.tt',
  38         query => $input,
  39         type => "intranet",
  40         authnotrequired => 0,
  41         flagsrequired => { tools => 'records_batchdel' },
  42 });
  43
  44 my @records;
  45 my @messages;
  46 if ( $op eq 'form' ) {
  47     # Display the form
  48     $template->param( op => 'form' );
  49 } elsif ( $op eq 'list' ) {
  50     # List all records to process
  51     my @record_ids;
  52     if ( my $bib_list = $input->param('bib_list') ) {
  53         # Come from the basket
  54         @record_ids = split /\//, $bib_list;
  55         $recordtype = 'biblio';
  56     } elsif ( my $uploadfile = $input->param('uploadfile') ) {
  57         # A file of id is given
  58         while ( my $content = <$uploadfile> ) {
  59             next unless $content;
  60             $content =~ s/[\r\n]*$//;
  61             push @record_ids, $content if $content;
  62         }
  63     } else {
  64         # The user enters manually the list of id
  65         push @record_ids, split( /\s\n/, $input->param('recordnumber_list') );
  66     }
  67
  68     for my $record_id ( uniq @record_ids ) {
  69         if ( $recordtype eq 'biblio' ) {
  70             # Retrieve biblio information
  71             my $biblio = C4::Biblio::GetBiblio( $record_id );
  72             unless ( $biblio ) {
  73                 push @messages, {
  74                     type => 'warning',
  75                     code => 'biblio_not_exists',
  76                     biblionumber => $record_id,
  77                 };
  78                 next;
  79             }
  80             my $record = &GetMarcBiblio( $record_id );
  81             $biblio->{subtitle} = GetRecordValue( 'subtitle', $record, GetFrameworkCode( $record_id ) );
  82             $biblio->{itemnumbers} = C4::Items::GetItemnumbersForBiblio( $record_id );
  83             $biblio->{reserves} = C4::Reserves::GetReservesFromBiblionumber({ biblionumber => $record_id });
  84             $biblio->{issues_count} = C4::Biblio::CountItemsIssued( $record_id );
  85             push @records, $biblio;
  86         } else {
  87             # Retrieve authority information
  88             my $authority = C4::AuthoritiesMarc::GetAuthority( $record_id );
  89             unless ( $authority ) {
  90                 push @messages, {
  91                     type => 'warning',
  92                     code => 'authority_not_exists',
  93                     authid => $record_id,
  94                 };
  95                 next;
  96             }
  97
  98             $authority = {
  99                 authid => $record_id,
 100                 summary => C4::AuthoritiesMarc::BuildSummary( $authority, $record_id ),
 101                 count_usage => C4::AuthoritiesMarc::CountUsage( $record_id ),
 102             };
 103             push @records, $authority;
 104         }
 105     }
 106     $template->param(
 107         records => \@records,
 108         op => 'list',
 109     );
 110 } elsif ( $op eq 'delete' ) {
 111     # We want to delete selected records!
 112     my @record_ids = $input->param('record_id');
 113     my $dbh = C4::Context->dbh;
 114     $dbh->{AutoCommit} = 0;
 115     $dbh->{RaiseError} = 1;
 116
 117     my $error;
 118     my $report = {
 119         total_records => 0,
 120         total_success => 0,
 121     };
 122     RECORD_IDS: for my $record_id ( sort { $a <=> $b } @record_ids ) {
 123         $report->{total_records}++;
 124         next unless $record_id;
 125         if ( $recordtype eq 'biblio' ) {
 126             # Biblios
 127             my $biblionumber = $record_id;
 128             # First, checking if issues exist.
 129             # If yes, nothing to do
 130             if ( C4::Biblio::CountItemsIssued( $biblionumber ) ) {
 131                 push @messages, {
 132                     type => 'warning',
 133                     code => 'item_issued',
 134                     biblionumber => $biblionumber,
 135                 };
 136                 $dbh->rollback;
 137                 next;
 138             }
 139
 140             # Cancel reserves
 141             my $reserves = C4::Reserves::GetReservesFromBiblionumber({ biblionumber => $biblionumber });
 142             for my $reserve ( @$reserves ) {
 143                 eval{
 144                     C4::Reserves::CancelReserve( { reserve_id => $reserve->{reserve_id} } );
 145                 };
 146                 if ( $@ ) {
 147                     push @messages, {
 148                         type => 'error',
 149                         code => 'reserve_not_cancelled',
 150                         biblionumber => $biblionumber,
 151                         reserve_id => $reserve->{reserve_id},
 152                         error => $@,
 153                     };
 154                     $dbh->rollback;
 155                     next RECORD_IDS;
 156                 }
 157             }
 158
 159             # Delete items
 160             my @itemnumbers = @{ C4::Items::GetItemnumbersForBiblio( $biblionumber ) };
 161             ITEMNUMBER: for my $itemnumber ( @itemnumbers ) {
 162                 my $error = eval { C4::Items::DelItemCheck( $dbh, $biblionumber, $itemnumber ) };
 163                 if ( $error != 1 or $@ ) {
 164                     push @messages, {
 165                         type => 'error',
 166                         code => 'item_not_deleted',
 167                         biblionumber => $biblionumber,
 168                         itemnumber => $itemnumber,
 169                         error => ($@ ? $@ : $error),
 170                     };
 171                     $dbh->rollback;
 172                     next BIBLIONUMBER;
 173                 }
 174             }
 175
 176             # Finally, delete the biblio
 177             my $error = eval {
 178                 C4::Biblio::DelBiblio( $biblionumber );
 179             };
 180             if ( $error or $@ ) {
 181                 push @messages, {
 182                     type => 'error',
 183                     code => 'biblio_not_deleted',
 184                     biblionumber => $biblionumber,
 185                     error => ($@ ? $@ : $error),
 186                 };
 187                 $dbh->rollback;
 188                 next;
 189             }
 190
 191             push @messages, {
 192                 type => 'success',
 193                 code => 'biblio_deleted',
 194                 biblionumber => $biblionumber,
 195             };
 196             $report->{total_success}++;
 197             $dbh->commit;
 198         } else {
 199             # Authorities
 200             my $authid = $record_id;
 201             my $r = eval { C4::AuthoritiesMarc::DelAuthority( $authid ) };
 202             if ( $r eq '0E0' or $@ ) {
 203                 push @messages, {
 204                     type => 'error',
 205                     code => 'authority_not_deleted',
 206                     authid => $authid,
 207                     error => ($@ ? $@ : 0),
 208                 };
 209                 $dbh->rollback;
 210                 next;
 211             } else {
 212                 push @messages, {
 213                     type => 'success',
 214                     code => 'authority_deleted',
 215                     authid => $authid,
 216                 };
 217                 $report->{total_success}++;
 218                 $dbh->commit;
 219             }
 220         }
 221     }
 222     $template->param(
 223         op => 'report',
 224         report => $report,
 225     );
 226 }
 227
 228 $template->param(
 229     messages => \@messages,
 230     recordtype => $recordtype,
 231 );
 232
 233 output_html_with_http_headers $input, $cookie, $template->output;