misc/maintenance/UNIMARC_sync_date_created_with_marc_biblio.pl

   1 #!/usr/bin/perl
   2 #
   3 # This script should be used only with UNIMARC flavour
   4 # It is designed to report some missing information from biblio
   5 # table into marc data
   6 #
   7 use strict;
   8 use warnings;
   9
  10 BEGIN {
  11     use FindBin;
  12     eval { require "$FindBin::Bin/../kohalib.pl" };
  13 }
  14
  15 use Koha::Script;
  16 use C4::Biblio;
  17 use Getopt::Long;
  18
  19 sub _read_marc_code {
  20     my $input = shift;
  21     my ( $field, $subfield );
  22     if ( $input =~ /^(\d{3})$/ ) {
  23         $field = $1;
  24     }
  25     elsif ( $input =~ /^(\d{3})(\w)$/ ) {
  26         $field    = $1;
  27         $subfield = $2;
  28     }
  29     return ( $field, $subfield );
  30 }
  31
  32 my ( $run, $help, $verbose, $where, $date_created_marc, $date_modified_marc );
  33 GetOptions(
  34     'help|h'                 => \$help,
  35     'verbose|v'              => \$verbose,
  36     'run'                    => \$run,
  37     'where:s'                => \$where,
  38     'date-created-marc|c:s'  => \$date_created_marc,
  39     'date-modified-marc|m:s' => \$date_modified_marc,
  40 );
  41 my $debug = $ENV{DEBUG};
  42 $verbose = 1 if $debug;
  43
  44 # display help ?
  45 if ($help) {
  46     print_usage();
  47     exit 0;
  48 }
  49
  50 $verbose and print "================================\n";
  51
  52 # date created MARC field/subfield
  53 $date_created_marc = '099c' unless $date_created_marc;
  54 my ( $c_field, $c_subfield ) = _read_marc_code($date_created_marc);
  55 die "date-created-marc '$date_created_marc' is not correct." unless $c_field;
  56 die "date-created-marc field is greated that 009, it should have a subfield."
  57   if ( $c_field > 9 && !defined $c_subfield );
  58 die "date-created-marc field is lower that 010, it should not have a subfield."
  59   if ( $c_field < 10 && defined $c_subfield );
  60 if ($verbose) {
  61     print "Date created on $c_field";
  62     print $c_subfield if defined $c_subfield;    # use of defined to allow 0
  63     print "\n";
  64 }
  65
  66 # date last modified MARC field/subfield
  67 $date_modified_marc = '099d' unless $date_modified_marc;
  68 my ( $m_field, $m_subfield ) = _read_marc_code($date_modified_marc);
  69 die "date-modified-marc '$date_modified_marc' is not correct." unless $m_field;
  70 die "date-modified-marc field is greated that 009, it should have a subfield."
  71   if ( $m_field > 9 && !defined $m_subfield );
  72 die "date-modified-marc field is lower that 010, it should not have a subfield."
  73   if ( $m_field < 10 && defined $m_subfield );
  74 die
  75 "When date-created-marc and date-modified-marc are on same field, they should have distinct subfields"
  76   if ( $c_field eq $m_field )
  77   && ( !defined $c_subfield
  78     || !defined $m_subfield
  79     || $c_subfield eq $m_subfield );
  80 if ($verbose) {
  81     print "Date last modified on $m_field";
  82     print $m_subfield if defined $m_subfield;    # use of defined to allow 0
  83     print "\n";
  84 }
  85
  86 my $dbh;
  87 my $sth_prepared;
  88
  89 sub updateMarc {
  90     my $id     = shift;
  91     my $biblio = GetMarcBiblio({ biblionumber => $id });
  92
  93     unless ($biblio) {
  94         $debug and warn '[ERROR] GetMarcBiblio did not return any biblio.';
  95         return;
  96     }
  97
  98     my $c_marc_field = $biblio->field($c_field);
  99     my $m_marc_field = $biblio->field($m_field);
 100
 101     my $c_marc_value;
 102     if ($c_marc_field) {
 103         $c_marc_value =
 104           defined $c_subfield
 105           ? $c_marc_field->subfield($c_subfield)
 106           : $c_marc_field->data();
 107     }
 108     $c_marc_value = '' unless defined $c_marc_value;
 109
 110     my $m_marc_value;
 111     if ($m_marc_field) {
 112         $m_marc_value =
 113           defined $m_subfield
 114           ? $m_marc_field->subfield($m_subfield)
 115           : $m_marc_field->data();
 116     }
 117     $m_marc_value ||= '';
 118
 119     $sth_prepared = $dbh->prepare(
 120         q{
 121         SELECT
 122             DATE_FORMAT(datecreated,'%Y-%m-%d') AS datecreatediso,
 123             DATE_FORMAT(timestamp,'%Y-%m-%d') AS datemodifiediso,
 124             frameworkcode
 125         FROM biblio
 126         WHERE biblionumber = ?
 127     }
 128     ) unless $sth_prepared;
 129     $sth_prepared->execute($id);
 130     my $bibliorow     = $sth_prepared->fetchrow_hashref;
 131     my $frameworkcode = $bibliorow->{'frameworkcode'};
 132     my $c_db_value    = $bibliorow->{'datecreatediso'} || '';
 133     my $m_db_value    = $bibliorow->{'datemodifiediso'} || '';
 134
 135     # do nothing if already sync
 136     return if ( $c_marc_value eq $c_db_value && $m_marc_value eq $m_db_value );
 137
 138     # do apply to database ?
 139     return 1 unless $run;
 140
 141     # update MARC record
 142
 143     # date created field
 144     unless ($c_marc_field) {
 145         if ( defined $c_subfield ) {
 146             $biblio->add_fields(
 147                 new MARC::Field(
 148                     $c_field, ' ', ' ', $c_subfield => $c_db_value
 149                 )
 150             );
 151         }
 152         else {
 153             $biblio->add_fields( new MARC::Field( $c_field, $c_db_value ) );
 154         }
 155         $debug and warn "[WARN] $c_field did not exist.";
 156         $c_marc_field = $biblio->field($c_field);
 157
 158         # when on same field
 159         if ( $m_field eq $c_field ) {
 160             $m_marc_field = $c_marc_field;
 161         }
 162     }
 163     else {
 164         if ( defined $c_subfield ) {
 165             $c_marc_field->update( $c_subfield, $c_db_value );
 166         }
 167         else {
 168             $c_marc_field->update($c_db_value);
 169         }
 170     }
 171
 172     # date last modified field
 173     unless ($m_marc_field) {
 174         if ( defined $m_subfield ) {
 175             $biblio->add_fields(
 176                 new MARC::Field(
 177                     $m_field, ' ', ' ', $m_subfield => $m_db_value
 178                 )
 179             );
 180         }
 181         else {
 182             $biblio->add_fields( new MARC::Field( $m_field, $m_db_value ) );
 183         }
 184
 185         $debug and warn "[WARN] $m_field did not exist.";
 186         $m_marc_field = $biblio->field($m_field);
 187     }
 188     else {
 189         if ( defined $m_subfield ) {
 190             $m_marc_field->update( $m_subfield, $m_db_value );
 191         }
 192         else {
 193             $m_marc_field->update($m_db_value);
 194         }
 195     }
 196
 197     # apply to databse
 198     if ( &ModBiblio( $biblio, $id, $frameworkcode ) ) {
 199         return 1;
 200     }
 201
 202     $debug and warn '[ERROR] ModBiblio failed.';
 203     return;
 204 }
 205
 206 sub process {
 207
 208     $dbh = C4::Context->dbh;
 209     my $mod_count = 0;
 210
 211     my $query = q{
 212         SELECT biblionumber
 213         FROM biblio
 214         JOIN biblioitems USING (biblionumber)
 215     };
 216     $query .= qq{ WHERE $where} if $where;
 217     my $sth = $dbh->prepare($query);
 218     $sth->execute();
 219
 220     $verbose and print "Number of concerned biblios: " . $sth->rows . "\n";
 221
 222     while ( my $biblios = $sth->fetchrow_hashref ) {
 223         $verbose and print 'Bib ' . $biblios->{'biblionumber'} . ':';
 224         my $ret = updateMarc( $biblios->{'biblionumber'} );
 225         if ($ret) {
 226             $verbose and print 'modified';
 227             $mod_count++;
 228         }
 229         $verbose and print "\n";
 230     }
 231
 232     $verbose and print "Number of modified biblios: " . $mod_count . "\n";
 233 }
 234
 235 if ( lc( C4::Context->preference('marcflavour') ) eq "unimarc" ) {
 236     $verbose
 237       and !$run
 238       and print "*** Not in run mode, modifications will not be applyed ***\n";
 239
 240     $verbose and print "================================\n";
 241     process();
 242 }
 243 else {
 244     print
 245 "This script is UNIMARC only and should be used only on UNIMARC databases\n";
 246 }
 247
 248 sub print_usage {
 249     print <<_USAGE_;
 250 Synchronizes date created and date last modified from biblio table to MARC data.
 251 Does not update biblio if dates are already synchronized.
 252 UNIMARC specific.
 253
 254 Parameters:
 255     --help or -h                show this message
 256     --verbose or -v             verbose logging
 257     --run                       run the command else modifications will not be applied to database
 258     --where                     (optional) use this to limit execution to some biblios :
 259                                 write a SQL where clause using biblio and/or biblioitems fields
 260     --date-created-marc or c    (optional) date created MARC field and optional subfield,
 261                                 099c by default
 262     --date-modified-marc or m   (optional) date last modified MARC field and optional subfield,
 263                                 099d by default
 264 _USAGE_
 265 }