cataloguing/merge.pl

   1 #!/usr/bin/perl
   2
   3
   4 # Copyright 2009 BibLibre
   5 #
   6 # This file is part of Koha.
   7 #
   8 # Koha is free software; you can redistribute it and/or modify it under the
   9 # terms of the GNU General Public License as published by the Free Software
  10 # Foundation; either version 2 of the License, or (at your option) any later
  11 # version.
  12 #
  13 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  14 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  15 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with Koha; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20
  21 use strict;
  22 #use warnings; FIXME - Bug 2505
  23 use CGI;
  24 use C4::Output;
  25 use C4::Auth;
  26 use C4::Items;
  27 use C4::Biblio;
  28 use C4::Serials;
  29
  30 my $input = new CGI;
  31 my @biblionumber = $input->param('biblionumber');
  32 my $merge = $input->param('merge');
  33
  34 my @errors;
  35
  36 my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
  37     {
  38         template_name   => "cataloguing/merge.tmpl",
  39         query           => $input,
  40         type            => "intranet",
  41         authnotrequired => 0,
  42         flagsrequired   => { editcatalogue => 'edit_catalogue' },
  43     }
  44 );
  45
  46 #------------------------
  47 # Merging
  48 #------------------------
  49 if ($merge) {
  50
  51     my $dbh = C4::Context->dbh;
  52     my $sth;
  53
  54     # Creating a new record from the html code
  55     my $record       = TransformHtmlToMarc( $input );
  56     my $tobiblio     =  $input->param('biblio1');
  57     my $frombiblio   =  $input->param('biblio2');
  58
  59     # Rewriting the leader
  60     $record->leader(GetMarcBiblio($tobiblio)->leader());
  61
  62     my $frameworkcode = &GetFrameworkCode($tobiblio);
  63     my @notmoveditems;
  64
  65     # Modifying the reference record
  66     ModBiblio($record, $tobiblio, $frameworkcode);
  67
  68     # Moving items from the other record to the reference record
  69     my $itemnumbers = get_itemnumbers_of($frombiblio);
  70     foreach my $itloop ($itemnumbers->{$frombiblio}) {
  71         foreach my $itemnumber (@$itloop) {
  72             my $res = MoveItemFromBiblio($itemnumber, $frombiblio, $tobiblio);
  73             if (not defined $res) {
  74                 push @notmoveditems, $itemnumber;
  75             }
  76         }
  77     }
  78     # If some items could not be moved :
  79     if (scalar(@notmoveditems) > 0) {
  80                 my $itemlist = join(' ',@notmoveditems);
  81                 push @errors, "The following items could not be moved from the old record to the new one: $itemlist";
  82     }
  83
  84     # Moving subscriptions from the other record to the reference record
  85     my $subcount = CountSubscriptionFromBiblionumber($frombiblio);
  86     if ($subcount > 0) {
  87         $sth = $dbh->prepare("UPDATE subscription SET biblionumber = ? WHERE biblionumber = ?");
  88         $sth->execute($tobiblio, $frombiblio);
  89
  90         $sth = $dbh->prepare("UPDATE subscriptionhistory SET biblionumber = ? WHERE biblionumber = ?");
  91         $sth->execute($tobiblio, $frombiblio);
  92
  93     }
  94
  95     # Moving serials
  96     $sth = $dbh->prepare("UPDATE serial SET biblionumber = ? WHERE biblionumber = ?");
  97     $sth->execute($tobiblio, $frombiblio);
  98
  99     # TODO : Moving reserves
 100
 101     # Deleting the other record
 102     if (scalar(@errors) == 0) {
 103         my $error = DelBiblio($frombiblio);
 104         push @errors, $error if ($error);
 105     }
 106
 107     # Errors
 108     my @errors_loop  = map{{error => $_}}@errors;
 109
 110     # Parameters
 111     $template->param(
 112         errors  => \@errors_loop,
 113         result => 1,
 114         biblio1 => $input->param('biblio1')
 115     );
 116
 117
 118 #-------------------------
 119 # Show records to merge
 120 #-------------------------
 121 } else {
 122
 123     my $mergereference = $input->param('mergereference');
 124     my $biblionumber = $input->param('biblionumber');
 125
 126     my $data1 = GetBiblioData($biblionumber[0]);
 127     my $data2 = GetBiblioData($biblionumber[1]);
 128
 129     # Ask the user to choose which record will be the kept
 130     if (not $mergereference) {
 131         $template->param(
 132             choosereference => 1,
 133             biblio1 => $biblionumber[0],
 134             biblio2 => $biblionumber[1],
 135             title1 => $data1->{'title'},
 136             title2 => $data2->{'title'}
 137             );
 138     } else {
 139
 140         if (scalar(@biblionumber) != 2) {
 141             push @errors, "An unexpected number of records was provided for merging. Currently only two records at a time can be merged.";
 142         }
 143
 144         # Checks if both records use the same framework
 145         my $frameworkcode1 = &GetFrameworkCode($biblionumber[0]);
 146         my $frameworkcode2 = &GetFrameworkCode($biblionumber[1]);
 147         my $framework;
 148         if ($frameworkcode1 ne $frameworkcode2) {
 149             push @errors, "The records selected for merging are using different frameworks. Currently merging is only available for records using the same framework.";
 150         } else {
 151             $framework = $frameworkcode1;
 152         }
 153
 154         # Getting MARC Structure
 155         my $tagslib = GetMarcStructure(1, $framework);
 156
 157         my $notreference = ($biblionumber[0] == $mergereference) ? $biblionumber[1] : $biblionumber[0];
 158
 159         # Creating a loop for display
 160         my @record1 = _createMarcHash(GetMarcBiblio($mergereference), $tagslib);
 161         my @record2 = _createMarcHash(GetMarcBiblio($notreference), $tagslib);
 162
 163         # Errors
 164         my @errors_loop  = map{{error => $_}}@errors;
 165
 166         # Parameters
 167         $template->param(
 168             errors  => \@errors_loop,
 169             biblio1 => $mergereference,
 170             biblio2 => $notreference,
 171             mergereference => $mergereference,
 172             record1 => @record1,
 173             record2 => @record2,
 174             framework => $framework
 175             );
 176     }
 177 }
 178 output_html_with_http_headers $input, $cookie, $template->output;
 179 exit;
 180
 181 =head1 FUNCTIONS
 182
 183 =cut
 184
 185 # ------------------------
 186 # Functions
 187 # ------------------------
 188 sub _createMarcHash {
 189      my $record = shift;
 190     my $tagslib = shift;
 191     my @array;
 192     my @fields = $record->fields();
 193
 194
 195     foreach my $field (@fields) {
 196         my $fieldtag = $field->tag();
 197         if ($fieldtag < 10) {
 198             if ($tagslib->{$fieldtag}->{'@'}->{'tab'} >= 0) {
 199                 push @array, {
 200                         field => [
 201                                     {
 202                                         tag => $fieldtag,
 203                                         key => createKey(),
 204                                         value => $field->data(),
 205                                     }
 206                                 ]
 207                             };
 208             }
 209         } else {
 210             my @subfields = $field->subfields();
 211             my @subfield_array;
 212             foreach my $subfield (@subfields) {
 213                 if ($tagslib->{$fieldtag}->{@$subfield[0]}->{'tab'} >= 0) {
 214                     push @subfield_array, {
 215                                         subtag => @$subfield[0],
 216                                         subkey => createKey(),
 217                                         value => @$subfield[1],
 218                                       };
 219                 }
 220
 221             }
 222
 223             if ($tagslib->{$fieldtag}->{'tab'} >= 0 && $fieldtag ne '995') {
 224                 push @array, {
 225                         field => [
 226                                     {
 227                                         tag => $fieldtag,
 228                                         key => createKey(),
 229                                         indicator1 => $field->indicator(1),
 230                                         indicator2 => $field->indicator(2),
 231                                         subfield   => [@subfield_array],
 232                                     }
 233                                 ]
 234                             };
 235             }
 236
 237         }
 238     }
 239     return [@array];
 240
 241 }
 242
 243 =head2 CreateKey
 244
 245 Create a random value to set it into the input name
 246
 247 =cut
 248
 249 sub createKey(){
 250     return int(rand(1000000));
 251 }
 252
 253