authorities/merge.pl

   1 #!/usr/bin/perl
   2
   3 # Copyright 2013 C & P Bibliography Services
   4 #
   5 # This file is part of Koha.
   6 #
   7 # Koha is free software; you can redistribute it and/or modify it under the
   8 # terms of the GNU General Public License as published by the Free Software
   9 # Foundation; either version 3 of the License, or (at your option) any later
  10 # version.
  11 #
  12 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  13 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  14 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License along
  17 # with Koha; if not, write to the Free Software Foundation, Inc.,
  18 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19
  20 use strict;
  21 use warnings;
  22 use CGI qw ( -utf8 );
  23 use C4::Output;
  24 use C4::Auth;
  25 use C4::AuthoritiesMarc;
  26 use C4::Koha;
  27 use C4::Biblio;
  28
  29 use Koha::Authority::Types;
  30 use Koha::MetadataRecord::Authority;
  31
  32 my $input  = new CGI;
  33 my @authid = $input->multi_param('authid');
  34 my $merge  = $input->param('merge');
  35
  36 my @errors;
  37
  38 my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
  39     {
  40         template_name   => "authorities/merge.tt",
  41         query           => $input,
  42         type            => "intranet",
  43         authnotrequired => 0,
  44         flagsrequired   => { editauthorities => 1 },
  45     }
  46 );
  47
  48 #------------------------
  49 # Merging
  50 #------------------------
  51 if ($merge) {
  52
  53     # Creating a new record from the html code
  54     my $record   = TransformHtmlToMarc($input, 0);
  55     my $recordid1   = $input->param('recordid1') // q{};
  56     my $recordid2   = $input->param('recordid2') // q{};
  57     my $typecode = $input->param('frameworkcode');
  58
  59     # Some error checking
  60     if( $recordid1 eq $recordid2 ) {
  61         push @errors, { code => 'DESTRUCTIVE_MERGE' };
  62     } elsif( !$typecode || !Koha::Authority::Types->find($typecode) ) {
  63         push @errors, { code => 'WRONG_FRAMEWORK' };
  64     } elsif( scalar $record->fields == 0 ) {
  65         push @errors, { code => 'EMPTY_MARC' };
  66     }
  67     if( @errors ) {
  68         $template->param( errors => \@errors );
  69         output_html_with_http_headers $input, $cookie, $template->output;
  70         exit;
  71     }
  72
  73     # Rewriting the leader
  74     if( my $authrec = GetAuthority($recordid1) ) {
  75         $record->leader( $authrec->leader() );
  76     }
  77
  78     # Modifying the reference record
  79     # This triggers a merge for the biblios attached to $recordid1
  80     ModAuthority( $recordid1, $record, $typecode );
  81
  82     # Now merge for biblios attached to $recordid2
  83     my $MARCfrom = GetAuthority( $recordid2 );
  84     merge({ mergefrom => $recordid2, MARCfrom => $MARCfrom, mergeto => $recordid1, MARCto => $record });
  85
  86     # Delete the other record. Do not merge. It is unneeded and could under
  87     # special circumstances have unwanted side-effects.
  88     DelAuthority({ authid => $recordid2, skip_merge => 1 });
  89
  90     # Parameters
  91     $template->param(
  92         result  => 1,
  93         recordid1 => $recordid1
  94     );
  95
  96     #-------------------------
  97     # Show records to merge
  98     #-------------------------
  99 }
 100 else {
 101     my $mergereference = $input->param('mergereference');
 102     $template->{'VARS'}->{'mergereference'} = $mergereference;
 103
 104     if ( scalar(@authid) != 2 ) {
 105         push @errors, { code => "WRONG_COUNT", value => scalar(@authid) };
 106     } elsif( $authid[0] eq $authid[1] ) {
 107         push @errors, { code => 'DESTRUCTIVE_MERGE' };
 108     } else {
 109         my $recordObj1 = Koha::MetadataRecord::Authority->get_from_authid($authid[0]);
 110         if (!$recordObj1) {
 111             push @errors, { code => "MISSING_RECORD", value => $authid[0] };
 112         }
 113
 114
 115         my $recordObj2;
 116         if (defined $mergereference && $mergereference eq 'breeding') {
 117             $recordObj2 =  Koha::MetadataRecord::Authority->get_from_breeding($authid[1]);
 118         } else {
 119             $recordObj2 =  Koha::MetadataRecord::Authority->get_from_authid($authid[1]);
 120         }
 121         if (!$recordObj2) {
 122             push @errors, { code => "MISSING_RECORD", value => $authid[1] };
 123         }
 124
 125         unless ( $recordObj1 && $recordObj2 ) {
 126             if (@errors) {
 127                 $template->param( errors => \@errors );
 128             }
 129             output_html_with_http_headers $input, $cookie, $template->output;
 130             exit;
 131         }
 132
 133         if ($mergereference ) {
 134
 135             my $framework;
 136             if ( $recordObj1->authtypecode ne $recordObj2->authtypecode && $mergereference ne 'breeding' ) {
 137                 $framework = $input->param('frameworkcode');
 138             }
 139             else {
 140                 $framework = $recordObj1->authtypecode;
 141             }
 142             if ($mergereference eq 'breeding') {
 143                 $mergereference = $authid[0];
 144             }
 145
 146             # Getting MARC Structure
 147             my $tagslib = GetTagsLabels( 1, $framework );
 148             foreach my $field ( keys %$tagslib ) {
 149                 if ( defined $tagslib->{$field}->{'tab'} && $tagslib->{$field}->{'tab'} eq ' ' ) {
 150                     $tagslib->{$field}->{'tab'} = 0;
 151                 }
 152             }
 153
 154             #Setting $notreference
 155             my $notreference = $authid[1];
 156             if($mergereference == $notreference){
 157                 $notreference = $authid[0];
 158                 #Swap so $recordObj1 is always the correct merge reference
 159                 ($recordObj1, $recordObj2) = ($recordObj2, $recordObj1);
 160             }
 161
 162             # Creating a loop for display
 163
 164             my @records = (
 165                 {
 166                     recordid => $mergereference,
 167                     record => $recordObj1->record,
 168                     frameworkcode => $recordObj1->authtypecode,
 169                     display => $recordObj1->createMergeHash($tagslib),
 170                     reference => 1,
 171                 },
 172                 {
 173                     recordid => $notreference,
 174                     record => $recordObj2->record,
 175                     frameworkcode => $recordObj2->authtypecode,
 176                     display => $recordObj2->createMergeHash($tagslib),
 177                 },
 178             );
 179
 180             # Parameters
 181             $template->param(
 182                 recordid1        => $mergereference,
 183                 recordid2        => $notreference,
 184                 records        => \@records,
 185                 framework      => $framework,
 186             );
 187         }
 188         else {
 189
 190             # Ask the user to choose which record will be the kept
 191             $template->param(
 192                 choosereference => 1,
 193                 recordid1         => $authid[0],
 194                 recordid2         => $authid[1],
 195                 title1          => $recordObj1->authorized_heading,
 196                 title2          => $recordObj2->authorized_heading,
 197             );
 198             if ( $recordObj1->authtypecode ne $recordObj2->authtypecode ) {
 199                 my $authority_types = Koha::Authority::Types->search( { authtypecode => { '!=' => '' } }, { order_by => ['authtypecode'] } );
 200                 $template->param(
 201                     frameworkselect => $authority_types->unblessed,
 202                     frameworkcode1  => $recordObj1->authtypecode,
 203                     frameworkcode2  => $recordObj2->authtypecode,
 204                 );
 205             }
 206         }
 207     }
 208 }
 209
 210 if (@errors) {
 211     $template->param( errors => \@errors );
 212 }
 213 output_html_with_http_headers $input, $cookie, $template->output;