misc/migration_tools/22_to_30/move_marc_to_biblioitems.pl

   1 #!/usr/bin/perl
   2 use Modern::Perl;
   3 # script to shift marc to biblioitems
   4 # scraped from updatedatabase for dev week by chris@katipo.co.nz
   5 BEGIN {
   6     # find Koha's Perl modules
   7     # test carefully before changing this
   8     use FindBin;
   9     eval { require "$FindBin::Bin/../../kohalib.pl" };
  10 }
  11 use C4::Context;
  12 use C4::Biblio;
  13 use MARC::Record;
  14 use MARC::File::XML ( BinaryEncoding => 'utf8' );
  15
  16 print "moving MARC record to biblioitems table\n";
  17
  18 my $dbh = C4::Context->dbh();
  19
  20 #
  21 # moving MARC data from marc_subfield_table to biblioitems.marc
  22 #
  23
  24 # changing marc field type
  25 $dbh->do('ALTER TABLE `biblioitems` CHANGE `marc` `marc` LONGBLOB NULL DEFAULT NULL ');
  26 # adding marc xml, just for convenience
  27 $dbh->do('ALTER TABLE `biblioitems` ADD `marcxml` LONGTEXT CHARACTER SET utf8 COLLATE utf8_general_ci NOT NULL ');
  28 # moving data from marc_subfield_value to biblio
  29 my $sth = $dbh->prepare('select bibid,biblionumber from marc_biblio');
  30 $sth->execute;
  31 my $sth_update = $dbh->prepare('update biblioitems set marc=?, marcxml=? where biblionumber=?');
  32 my $totaldone=0;
  33
  34 $|=1;
  35
  36 while (my ($bibid,$biblionumber) = $sth->fetchrow) {
  37     my $record = LocalMARCgetbiblio($dbh,$bibid);
  38     #Force UTF-8 in record leader
  39     $record->encoding('UTF-8');
  40     my $marcflavour;
  41     if (C4::Context->preference("marcflavour")=~/unimarc/i){
  42       $marcflavour="UNIMARC";
  43     } else {
  44      $marcflavour="USMARC";
  45     }
  46     $sth_update->execute($record->as_usmarc(),$record->as_xml_record($marcflavour),$biblionumber);
  47     $totaldone++;
  48     print ".";
  49     print "\r$totaldone" unless ($totaldone % 100);
  50 }
  51 print "\rdone\n";
  52
  53
  54 #
  55 # this sub is a copy of Biblio.pm, version 2.2.4
  56 # It is useful only once, for moving from 2.2 to 3.0
  57 # the MARCgetbiblio in Biblio.pm
  58 # is still here, but uses other tables
  59 # (the ones that are filled by updatedatabase !)
  60 #
  61
  62 sub LocalMARCgetbiblio {
  63
  64     # Returns MARC::Record of the biblio passed in parameter.
  65     my ( $dbh, $bibid ) = @_;
  66     my $record = MARC::Record->new();
  67 #    warn "". $bidid;
  68
  69     my $sth =
  70       $dbh->prepare(
  71 "select bibid,subfieldid,tag,tagorder,tag_indicator,subfieldcode,subfieldorder,subfieldvalue,valuebloblink
  72                   from marc_subfield_table
  73                   where bibid=? order by tag,tagorder,subfieldorder
  74               "
  75     );
  76     my $sth2 =
  77       $dbh->prepare(
  78         "select subfieldvalue from marc_blob_subfield where blobidlink=?");
  79     $sth->execute($bibid);
  80     my $prevtagorder = 1;
  81     my $prevtag      = 'XXX';
  82     my $previndicator;
  83     my $field;        # for >=10 tags
  84     my $prevvalue;    # for <10 tags
  85     while ( my $row = $sth->fetchrow_hashref ) {
  86
  87         if ( $row->{'valuebloblink'} ) {    #---- search blob if there is one
  88             $sth2->execute( $row->{'valuebloblink'} );
  89             my $row2 = $sth2->fetchrow_hashref;
  90             $sth2->finish;
  91             $row->{'subfieldvalue'} = $row2->{'subfieldvalue'};
  92         }
  93         if ( $row->{tagorder} ne $prevtagorder || $row->{tag} ne $prevtag ) {
  94             $previndicator .= "  ";
  95             if ( $prevtag < 10 ) {
  96                 if ($prevtag ne '000') {
  97                     $record->add_fields( ( sprintf "%03s", $prevtag ), $prevvalue ) unless $prevtag eq "XXX";    # ignore the 1st loop
  98                 } else {
  99                     $record->leader(sprintf("%24s",$prevvalue));
 100                 }
 101             }
 102             else {
 103                 $record->add_fields($field) unless $prevtag eq "XXX";
 104             }
 105             undef $field;
 106             $prevtagorder  = $row->{tagorder};
 107             $prevtag       = $row->{tag};
 108             $previndicator = $row->{tag_indicator};
 109             if ( $row->{tag} < 10 ) {
 110                 $prevvalue = $row->{subfieldvalue};
 111             }
 112             else {
 113                 $field = MARC::Field->new(
 114                     ( sprintf "%03s", $prevtag ),
 115                     substr( $row->{tag_indicator} . '  ', 0, 1 ),
 116                     substr( $row->{tag_indicator} . '  ', 1, 1 ),
 117                     $row->{'subfieldcode'},
 118                     $row->{'subfieldvalue'}
 119                 );
 120             }
 121         }
 122         else {
 123             if ( $row->{tag} < 10 ) {
 124                 $record->add_fields( ( sprintf "%03s", $row->{tag} ),
 125                     $row->{'subfieldvalue'} );
 126             }
 127             else {
 128                 $field->add_subfields( $row->{'subfieldcode'},
 129                     $row->{'subfieldvalue'} );
 130             }
 131             $prevtag       = $row->{tag};
 132             $previndicator = $row->{tag_indicator};
 133         }
 134     }
 135
 136     # the last has not been included inside the loop... do it now !
 137     if ( $prevtag ne "XXX" )
 138     { # check that we have found something. Otherwise, prevtag is still XXX and we
 139          # must return an empty record, not make MARC::Record fail because we try to
 140          # create a record with XXX as field :-(
 141         if ( $prevtag < 10 ) {
 142             $record->add_fields( $prevtag, $prevvalue );
 143         }
 144         else {
 145
 146             #          my $field = MARC::Field->new( $prevtag, "", "", %subfieldlist);
 147             $record->add_fields($field);
 148         }
 149     }
 150     if (C4::Context->preference('marcflavour')=~/unimarc/i){
 151       $record->leader('     nac  22     1u 4500');
 152       my $string;
 153       if ($record->field(100)) {
 154         $string = substr($record->subfield(100,"a")."                                   ",0,35);
 155         my $f100 = $record->field(100);
 156         $record->delete_field($f100);
 157       } else {
 158         $string = POSIX::strftime("%Y%m%d", localtime);
 159         $string=~s/\-//g;
 160         $string = sprintf("%-*s",35, $string);
 161       }
 162       substr($string,22,6,"frey50");
 163       unless ($record->subfield(100,"a")){
 164         $record->insert_fields_ordered(MARC::Field->new(100,"","","a"=>"$string"));
 165       }
 166     }
 167
 168     return $record;
 169 }