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 @params = $input->param();
  52     my $dbh = C4::Context->dbh;
  53     my $sth;
  54
  55     # Creating a new record from the html code
  56     my $record       = TransformHtmlToMarc( \@params , $input );
  57     my $tobiblio     =  $input->param('biblio1');
  58     my $frombiblio   =  $input->param('biblio2');
  59
  60     # Rewriting the leader
  61     $record->leader(GetMarcBiblio($tobiblio)->leader());
  62
  63     my $frameworkcode = &GetFrameworkCode($tobiblio);
  64     my @notmoveditems;
  65
  66     # Modifying the reference record
  67     ModBiblio($record, $tobiblio, $frameworkcode);
  68
  69     # Moving items from the other record to the reference record
  70     my $itemnumbers = get_itemnumbers_of($frombiblio);
  71     foreach my $itloop ($itemnumbers->{$frombiblio}) {
  72         foreach my $itemnumber (@$itloop) {
  73             my $res = MoveItemFromBiblio($itemnumber, $frombiblio, $tobiblio);
  74             if (not defined $res) {
  75                 push @notmoveditems, $itemnumber;
  76             }
  77         }
  78     }
  79     # If some items could not be moved :
  80     if (scalar(@notmoveditems) > 0) {
  81                 my $itemlist = join(' ',@notmoveditems);
  82                 push @errors, "The following items could not be moved from the old record to the new one: $itemlist";
  83     }
  84
  85     # Moving subscriptions from the other record to the reference record
  86     my $subcount = CountSubscriptionFromBiblionumber($frombiblio);
  87     if ($subcount > 0) {
  88         $sth = $dbh->prepare("UPDATE subscription SET biblionumber = ? WHERE biblionumber = ?");
  89         $sth->execute($tobiblio, $frombiblio);
  90
  91         $sth = $dbh->prepare("UPDATE subscriptionhistory SET biblionumber = ? WHERE biblionumber = ?");
  92         $sth->execute($tobiblio, $frombiblio);
  93
  94     }
  95
  96     # Moving serials
  97     $sth = $dbh->prepare("UPDATE serial SET biblionumber = ? WHERE biblionumber = ?");
  98     $sth->execute($tobiblio, $frombiblio);
  99
 100     # TODO : Moving reserves
 101
 102     # Deleting the other record
 103     if (scalar(@errors) == 0) {
 104         my $error = DelBiblio($frombiblio);
 105         push @errors, $error if ($error);
 106     }
 107
 108     # Errors
 109     my @errors_loop  = map{{error => $_}}@errors;
 110
 111     # Parameters
 112     $template->param({
 113         errors  => \@errors_loop,
 114         result => 1,
 115         biblio1 => $input->param('biblio1')
 116     });
 117
 118
 119 #-------------------------
 120 # Show records to merge
 121 #-------------------------
 122 } else {
 123
 124     my $mergereference = $input->param('mergereference');
 125     my $biblionumber = $input->param('biblionumber');
 126
 127     my $data1 = GetBiblioData($biblionumber[0]);
 128     my $data2 = GetBiblioData($biblionumber[1]);
 129
 130     # Ask the user to choose which record will be the kept
 131     if (not $mergereference) {
 132         $template->param({
 133             choosereference => 1,
 134             biblio1 => $biblionumber[0],
 135             biblio2 => $biblionumber[1],
 136             title1 => $data1->{'title'},
 137             title2 => $data2->{'title'}
 138             });
 139     } else {
 140
 141         if (scalar(@biblionumber) != 2) {
 142             push @errors, "An unexpected number of records was provided for merging. Currently only two records at a time can be merged.";
 143         }
 144
 145         # Checks if both records use the same framework
 146         my $frameworkcode1 = &GetFrameworkCode($biblionumber[0]);
 147         my $frameworkcode2 = &GetFrameworkCode($biblionumber[1]);
 148         my $framework;
 149         if ($frameworkcode1 ne $frameworkcode2) {
 150             push @errors, "The records selected for merging are using different frameworks. Currently merging is only available for records using the same framework.";
 151         } else {
 152             $framework = $frameworkcode1;
 153         }
 154
 155         # Getting MARC Structure
 156         my $tagslib = GetMarcStructure(1, $framework);
 157
 158         my $notreference = ($biblionumber[0] == $mergereference) ? $biblionumber[1] : $biblionumber[0];
 159
 160         # Creating a loop for display
 161         my @record1 = _createMarcHash(GetMarcBiblio($mergereference), $tagslib);
 162         my @record2 = _createMarcHash(GetMarcBiblio($notreference), $tagslib);
 163
 164         # Errors
 165         my @errors_loop  = map{{error => $_}}@errors;
 166
 167         # Parameters
 168         $template->param({
 169             errors  => \@errors_loop,
 170             biblio1 => $mergereference,
 171             biblio2 => $notreference,
 172             mergereference => $mergereference,
 173             record1 => @record1,
 174             record2 => @record2,
 175             framework => $framework
 176             });
 177     }
 178 }
 179 output_html_with_http_headers $input, $cookie, $template->output;
 180 exit;
 181
 182 =head1 FUNCTIONS
 183
 184 =cut
 185
 186 # ------------------------
 187 # Functions
 188 # ------------------------
 189 sub _createMarcHash {
 190      my $record = shift;
 191     my $tagslib = shift;
 192     my @array;
 193     my @fields = $record->fields();
 194
 195
 196     foreach my $field (@fields) {
 197         my $fieldtag = $field->tag();
 198         if ($fieldtag < 10) {
 199             if ($tagslib->{$fieldtag}->{'@'}->{'tab'} >= 0) {
 200                 push @array, {
 201                         field => [
 202                                     {
 203                                         tag => $fieldtag,
 204                                         key => createKey(),
 205                                         value => $field->data(),
 206                                     }
 207                                 ]
 208                             };
 209             }
 210         } else {
 211             my @subfields = $field->subfields();
 212             my @subfield_array;
 213             foreach my $subfield (@subfields) {
 214                 if ($tagslib->{$fieldtag}->{@$subfield[0]}->{'tab'} >= 0) {
 215                     push @subfield_array, {
 216                                         subtag => @$subfield[0],
 217                                         subkey => createKey(),
 218                                         value => @$subfield[1],
 219                                       };
 220                 }
 221
 222             }
 223
 224             if ($tagslib->{$fieldtag}->{'tab'} >= 0 && $fieldtag ne '995') {
 225                 push @array, {
 226                         field => [
 227                                     {
 228                                         tag => $fieldtag,
 229                                         key => createKey(),
 230                                         indicator1 => $field->indicator(1),
 231                                         indicator2 => $field->indicator(2),
 232                                         subfield   => [@subfield_array],
 233                                     }
 234                                 ]
 235                             };
 236             }
 237
 238         }
 239     }
 240     return [@array];
 241
 242 }
 243
 244 =head2 CreateKey
 245
 246 Create a random value to set it into the input name
 247
 248 =cut
 249
 250 sub createKey(){
 251     return int(rand(1000000));
 252 }
 253
 254