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 with
  18 # Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
  19 # Suite 330, Boston, MA  02111-1307 USA
  20
  21 use strict;
  22 use CGI;
  23 use C4::Output;
  24 use C4::Auth;
  25 use C4::Items;
  26 use C4::Biblio;
  27 use C4::Serials;
  28 use YAML;
  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     my $frameworkcode = &GetFrameworkCode($tobiblio);
  60     my @notmoveditems;
  61
  62     # Modifying the reference record
  63     ModBiblio($record, $tobiblio, $frameworkcode);
  64
  65     # Moving items from the other record to the reference record
  66     my $itemnumbers = get_itemnumbers_of($frombiblio);
  67     use Data::Dumper;
  68     foreach my $itloop ($itemnumbers->{$frombiblio}) {
  69         foreach my $itemnumber (@$itloop) {
  70             my $res = MoveItemFromBiblio($itemnumber, $frombiblio, $tobiblio);
  71             if (not defined $res) {
  72                 push @notmoveditems, $itemnumber;
  73             }
  74         }
  75     }
  76     # If some items could not be moved :
  77     if (scalar(@notmoveditems) > 0) {
  78                 my $itemlist = join(' ',@notmoveditems);
  79                 push @errors, "The following items could not be moved from the old record to the new one: $itemlist";
  80     }
  81
  82     # Moving subscriptions from the other record to the reference record
  83     my $subcount = CountSubscriptionFromBiblionumber($frombiblio);
  84     if ($subcount > 0) {
  85         $sth = $dbh->prepare("UPDATE subscription SET biblionumber = ? WHERE biblionumber = ?");
  86         $sth->execute($tobiblio, $frombiblio);
  87
  88         $sth = $dbh->prepare("UPDATE subscriptionhistory SET biblionumber = ? WHERE biblionumber = ?");
  89         $sth->execute($tobiblio, $frombiblio);
  90
  91     }
  92
  93     # Moving serials
  94     $sth = $dbh->prepare("UPDATE serial SET biblionumber = ? WHERE biblionumber = ?");
  95     $sth->execute($tobiblio, $frombiblio);
  96
  97     # TODO : Moving reserves
  98
  99     # Deleting the other record
 100     if (scalar(@errors) == 0) {
 101         my $error = DelBiblio($frombiblio);
 102         push @errors, $error if ($error);
 103     }
 104
 105     # Errors
 106     my @errors_loop  = map{{error => $_}}@errors;
 107
 108     # Parameters
 109     $template->param({
 110         errors  => \@errors_loop,
 111         result => 1,
 112         biblio1 => $input->param('biblio1')
 113     });
 114
 115
 116 #-------------------------
 117 # Show records to merge
 118 #-------------------------
 119 } else {
 120
 121     my $mergereference = $input->param('mergereference');
 122     my $biblionumber = $input->param('biblionumber');
 123
 124     my $data1 = GetBiblioData($biblionumber[0]);
 125     my $data2 = GetBiblioData($biblionumber[1]);
 126
 127     # Ask the user to choose which record will be the kept
 128     if (not $mergereference) {
 129         $template->param({
 130             choosereference => 1,
 131             biblio1 => $biblionumber[0],
 132             biblio2 => $biblionumber[1],
 133             title1 => $data1->{'title'},
 134             title2 => $data2->{'title'}
 135             });
 136     } else {
 137
 138         if (scalar(@biblionumber) != 2) {
 139             push @errors, "An unexpected number of records was provided for merging. Currently only two records at a time can be merged.";
 140         }
 141
 142         # Checks if both records use the same framework
 143         my $frameworkcode1 = &GetFrameworkCode($biblionumber[0]);
 144         my $frameworkcode2 = &GetFrameworkCode($biblionumber[1]);
 145         my $framework;
 146         if ($frameworkcode1 ne $frameworkcode2) {
 147             push @errors, "The records selected for merging are using different frameworks. Currently merging is only available for records using the same framework.";
 148         } else {
 149             $framework = $frameworkcode1;
 150         }
 151
 152         # Getting MARC Structure
 153         my $tagslib = GetMarcStructure(1, $framework);
 154
 155         my $notreference = ($biblionumber[0] == $mergereference) ? $biblionumber[1] : $biblionumber[0];
 156
 157         # Creating a loop for display
 158         my @record1 = _createMarcHash(GetMarcBiblio($mergereference), $tagslib);
 159         my @record2 = _createMarcHash(GetMarcBiblio($notreference), $tagslib);
 160
 161         # Errors
 162         my @errors_loop  = map{{error => $_}}@errors;
 163
 164         # Parameters
 165         $template->param({
 166             errors  => \@errors_loop,
 167             biblio1 => $mergereference,
 168             biblio2 => $notreference,
 169             mergereference => $mergereference,
 170             record1 => @record1,
 171             record2 => @record2,
 172             framework => $framework
 173             });
 174     }
 175 }
 176 output_html_with_http_headers $input, $cookie, $template->output;
 177 exit;
 178
 179
 180 # ------------------------
 181 # Functions
 182 # ------------------------
 183 sub _createMarcHash {
 184      my $record = shift;
 185     my $tagslib = shift;
 186     my @array;
 187     my @fields = $record->fields();
 188
 189
 190     foreach my $field (@fields) {
 191         my $fieldtag = $field->tag();
 192         if ($fieldtag < 10) {
 193             if ($tagslib->{$fieldtag}->{'@'}->{'tab'} >= 0) {
 194                 push @array, {
 195                         field => [
 196                                     {
 197                                         tag => $fieldtag,
 198                                         key => createKey(),
 199                                         value => $field->data(),
 200                                     }
 201                                 ]
 202                             };
 203             }
 204         } else {
 205             my @subfields = $field->subfields();
 206             my @subfield_array;
 207             foreach my $subfield (@subfields) {
 208                 if ($tagslib->{$fieldtag}->{@$subfield[0]}->{'tab'} >= 0) {
 209                     push @subfield_array, {
 210                                         subtag => @$subfield[0],
 211                                         subkey => createKey(),
 212                                         value => @$subfield[1],
 213                                       };
 214                 }
 215
 216             }
 217
 218             if ($tagslib->{$fieldtag}->{'tab'} >= 0 && $fieldtag ne '995') {
 219                 push @array, {
 220                         field => [
 221                                     {
 222                                         tag => $fieldtag,
 223                                         key => createKey(),
 224                                         indicator1 => $field->indicator(1),
 225                                         indicator2 => $field->indicator(2),
 226                                         subfield   => [@subfield_array],
 227                                     }
 228                                 ]
 229                             };
 230             }
 231
 232         }
 233     }
 234     return [@array];
 235
 236 }
 237
 238 =item CreateKey
 239
 240     Create a random value to set it into the input name
 241
 242 =cut
 243
 244 sub createKey(){
 245     return int(rand(1000000));
 246 }
 247
 248