245 lines
13 KiB
Perl
Executable file
245 lines
13 KiB
Perl
Executable file
#!/usr/bin/perl
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# script that rebuild thesaurus from biblio table.
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# delete FROM `marc_subfield_table` WHERE tag = "606" AND subfieldcode = 9;
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use strict;
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# Koha modules used
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use MARC::File::USMARC;
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use MARC::Record;
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use MARC::Batch;
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use C4::Context;
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use C4::Biblio;
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use C4::AuthoritiesMarc;
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use Time::HiRes qw(gettimeofday);
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use Getopt::Long;
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my ( $input_marc_file, $number) = ('',0);
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my ($version, $verbose, $test_parameter, $field,$delete,$category,$subfields);
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GetOptions(
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'h' => \$version,
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'd' => \$delete,
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't' => \$test_parameter,
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's:s' => \$subfields,
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'v' => \$verbose,
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'c:s' => \$category,
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);
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if ($version || ($category eq '')) {
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print <<EOF
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small script to recreate a authority table into Koha.
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parameters :
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\tc : thesaurus category. Can be filled with anything, the NC is hardcoded. But mandatory to confirm that you want to rebuild 6xx
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\d : delete every entry of the selected category before doing work.
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SAMPLES :
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./build6xx.pl -c NC -d
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EOF
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;#
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die;
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}
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my $dbh = C4::Context->dbh;
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my @subf = $subfields =~ /(##\d\d\d##.)/g;
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if ($delete) {
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print "deleting thesaurus\n";
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my $del1 = $dbh->prepare("delete from auth_subfield_table where authid=?");
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my $del2 = $dbh->prepare("delete from auth_word where authid=?");
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my $sth = $dbh->prepare("select authid from auth_header where authtypecode='NC'");
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$sth->execute;
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while (my ($authid) = $sth->fetchrow) {
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$del1->execute($authid);
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$del2->execute($authid);
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}
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$dbh->do("delete from auth_header where authtypecode='NC'");
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$dbh->do("delete from marc_subfield_table where tag='606' and subfieldcode='9'");
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$dbh->do("delete from marc_word where tagsubfield='6069'");
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}
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if ($test_parameter) {
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print "TESTING MODE ONLY\n DOING NOTHING\n===============\n";
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}
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$|=1; # flushes output
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my $starttime = gettimeofday;
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my $sth = $dbh->prepare("select bibid from marc_biblio");
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$sth->execute;
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my $i=1;
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my %alreadydone;
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# search biblios to "connect" to an authority with any number of $x (limited to 4 $x in this script)
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my $sthBIBLIOS = $dbh->prepare("select distinct m1.bibid,m1.tag,m1.tagorder,m1.subfieldorder from marc_subfield_table as m1 where tag in (606) and subfieldcode='a' and subfieldvalue=?");
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my $sthBIBLIOSx = $dbh->prepare("select distinct m1.bibid,m1.tag,m1.tagorder,m1.subfieldorder from marc_subfield_table as m1 left join marc_subfield_table as m2 on m1.bibid=m2.bibid where m1.tag in (606) and m1.subfieldcode='a' and m2.subfieldcode='x' and m1.subfieldvalue=? and m2.subfieldvalue=?");
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my $sthBIBLIOSxx = $dbh->prepare("select distinct m1.bibid,m1.tag,m1.tagorder,m1.subfieldorder from marc_subfield_table as m1 left join marc_subfield_table as m2 on m1.bibid=m2.bibid left join marc_subfield_table as m3 on m1.bibid=m3.bibid where m1.tag in (606) and m1.subfieldcode='a' and m2.subfieldcode='x' and m3.subfieldcode='x' and m1.subfieldvalue=? and m2.subfieldvalue=? and m3.subfieldvalue=?");
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my $sthBIBLIOSxxx = $dbh->prepare("select distinct m1.bibid,m1.tag,m1.tagorder,m1.subfieldorder from marc_subfield_table as m1 left join marc_subfield_table as m2 on m1.bibid=m2.bibid left join marc_subfield_table as m3 on m1.bibid=m4.bibid left join marc_subfield_table as m4 on m1.bibid=m4.bibid where m1.tag in (606) and m1.subfieldcode='a' and m2.subfieldcode='x' and m3.subfieldcode='x' and m4.subfieldcode='x' and m1.subfieldvalue=? and m2.subfieldvalue=? and m3.subfieldvalue=? and m4.subfieldvalue=?");
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my $sthBIBLIOSxxxx = $dbh->prepare("select distinct m1.bibid,m1.tag,m1.tagorder,m1.subfieldorder from marc_subfield_table as m1 left join marc_subfield_table as m2 on m1.bibid=m2.bibid left join marc_subfield_table as m3 on m1.bibid=m4.bibid left join marc_subfield_table as m4 on m1.bibid=m4.bibid left join marc_subfield_table as m5 on m1.bibid=m5.bibid where m1.tag in (606) and m1.subfieldcode='a' and m2.subfieldcode='x' and m3.subfieldcode='x' and m4.subfieldcode='x' and m5.subfieldcode='x' and m1.subfieldvalue=? and m2.subfieldvalue=? and m3.subfieldvalue=? and m4.subfieldvalue=? and m5.subfieldvalue=?");
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# loop through each biblio
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while (my ($bibid) = $sth->fetchrow) {
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my $record = GetMarcBiblio($bibid);
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my $timeneeded = gettimeofday - $starttime;
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print "$i in $timeneeded s\n" unless ($i % 50);
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foreach my $field ($record->field(995)) {
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$record->delete_field($field);
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}
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my $totdone=0;
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my $authid;
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# search the 606 field(s)
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foreach my $field ($record->field("606")) {
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foreach my $authentry ($field->subfield("a")) {
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# the hashentry variable contains all $x fields and the $a in a single string. Used to differenciate
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# $xsomething$aelse and $asomething else
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my $hashentry = $authentry;
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foreach my $x ($field->subfield('x')) {
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$hashentry.=" -- $x";
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}
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# remove <20><>$e...
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# all the same for mysql, but NOT for perl hashes !
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# without those lines, t<> is not tot and pat<61> is not patee
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$hashentry =~ s/<2F><><EFBFBD>e/g;
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$hashentry =~ s/<EFBFBD><EFBFBD>a/g;
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$hashentry =~ s/<2F>i/g;
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$hashentry =~ s/<EFBFBD>o/g;
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$hashentry =~ s/|/u/g;
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# uppercase all, in case of typing error.
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$hashentry = uc($hashentry);
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$totdone++;
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if ($alreadydone{$hashentry}) {
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$authid = $alreadydone{$hashentry};
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print ".";
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} else {
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print "*";
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#create authority.
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my $authorityRecord = MARC::Record->new();
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my $newfield = MARC::Field->new(250,'','','a' => "".$authentry);
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foreach my $x ($field->subfield('x')) {
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$newfield->add_subfields('x' => $x);
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}
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foreach my $z ($field->subfield('z')) {
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$newfield->add_subfields('z' => $z);
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}
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$authorityRecord->insert_fields_ordered($newfield);
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$authid=AUTHaddauthority($dbh,$authorityRecord,'','NC');
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$alreadydone{$hashentry} = $authid;
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# we have the authority number, now we update all biblios that use this authority...
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my @x = $field->subfield('x'); # depending on the number of $x in the subfield
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if ($#x eq -1) { # no $x
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$sthBIBLIOS->execute($authentry);
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while (my ($bibid,$tag,$tagorder,$subfieldorder) = $sthBIBLIOS->fetchrow) {
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# check that the field does not already have a $x (if it has, it will or has been managed by another authority
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my $inbiblio = GetMarcBiblio($bibid);
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my $isOK = 0;
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# loop in each 606 field
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foreach my $in606 ($inbiblio->field('606')) {
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my $inEntry = $in606->subfield('a');
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# and rebuild the $x -- $x -- $a string (like for $hashentry, few lines before)
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foreach my $x ($in606->subfield('x')) {
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$inEntry.=" -- $x";
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}
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$inEntry =~ s/<2F><><EFBFBD>e/g;
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$inEntry =~ s/<EFBFBD><EFBFBD>a/g;
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$inEntry =~ s/<2F>i/g;
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$inEntry =~ s/<EFBFBD>o/g;
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$inEntry =~ s/|/u/g;
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$inEntry = uc($inEntry);
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# ok, it's confirmed that we must add the $9 subfield for this biblio, so...
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$isOK=1 if $inEntry eq $hashentry;
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}
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# ... add it !
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C4::Biblio::MARCaddsubfield($dbh,$bibid,$tag,'',$tagorder,9,$subfieldorder,$authid) if $isOK;
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}
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}
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if ($#x eq 0) { # one $x
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$sthBIBLIOSx->execute($authentry,$x[0]);
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while (my ($bibid,$tag,$tagorder,$subfieldorder) = $sthBIBLIOSx->fetchrow) {
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my $inbiblio = GetMarcBiblio($bibid);
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my $isOK = 0;
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foreach my $in606 ($inbiblio->field('606')) {
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my $inEntry = $in606->subfield('a');
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foreach my $x ($in606->subfield('x')) {
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$inEntry.=" -- $x";
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}
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$inEntry =~ s/<2F><><EFBFBD>e/g;
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$inEntry =~ s/<EFBFBD><EFBFBD>a/g;
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$inEntry =~ s/<2F>i/g;
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$inEntry =~ s/<EFBFBD>o/g;
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$inEntry =~ s/|/u/g;
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$inEntry = uc($inEntry);
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$isOK=1 if $inEntry eq $hashentry;
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}
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C4::Biblio::MARCaddsubfield($dbh,$bibid,$tag,'',$tagorder,9,$subfieldorder,$authid) if $isOK;
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}
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}
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if ($#x eq 1) { # two $x
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$sthBIBLIOSxx->execute($authentry,$x[0],$x[1]);
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while (my ($bibid,$tag,$tagorder,$subfieldorder) = $sthBIBLIOSxx->fetchrow) {
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my $inbiblio = GetMarcBiblio($bibid);
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my $isOK = 0;
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foreach my $in606 ($inbiblio->field('606')) {
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my $inEntry = $in606->subfield('a');
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foreach my $x ($in606->subfield('x')) {
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$inEntry.=" -- $x";
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}
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$inEntry =~ s/<2F><><EFBFBD>e/g;
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$inEntry =~ s/<EFBFBD><EFBFBD>a/g;
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$inEntry =~ s/<2F>i/g;
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$inEntry =~ s/<EFBFBD>o/g;
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$inEntry =~ s/|/u/g;
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$inEntry = uc($inEntry);
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$isOK=1 if $inEntry eq $hashentry;
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}
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C4::Biblio::MARCaddsubfield($dbh,$bibid,$tag,'',$tagorder,9,$subfieldorder,$authid) if $isOK;
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}
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}
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if ($#x eq 2) { # 3 $x
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$sthBIBLIOSxxx->execute($authentry,$x[0],$x[1],$x[2]);
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while (my ($bibid,$tag,$tagorder,$subfieldorder) = $sthBIBLIOSxxx->fetchrow) {
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my $inbiblio = GetMarcBiblio($bibid);
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my $isOK = 0;
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foreach my $in606 ($inbiblio->field('606')) {
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my $inEntry = $in606->subfield('a');
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foreach my $x ($in606->subfield('x')) {
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$inEntry.=" -- $x";
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}
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$inEntry =~ s/<2F><><EFBFBD>e/g;
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$inEntry =~ s/<EFBFBD><EFBFBD>a/g;
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$inEntry =~ s/<2F>i/g;
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$inEntry =~ s/<EFBFBD>o/g;
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$inEntry =~ s/|/u/g;
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$inEntry = uc($inEntry);
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$isOK=1 if $inEntry eq $hashentry;
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}
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C4::Biblio::MARCaddsubfield($dbh,$bibid,$tag,'',$tagorder,9,$subfieldorder,$authid) if $isOK;
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}
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}
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if ($#x eq 3) { # 3 $x
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$sthBIBLIOSxxxx->execute($authentry,$x[0],$x[1],$x[2],$x[3]);
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while (my ($bibid,$tag,$tagorder,$subfieldorder) = $sthBIBLIOSxxxx->fetchrow) {
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my $inbiblio = GetMarcBiblio($bibid);
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my $isOK = 0;
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foreach my $in606 ($inbiblio->field('606')) {
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my $inEntry = $in606->subfield('a');
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foreach my $x ($in606->subfield('x')) {
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$inEntry.=" -- $x";
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}
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$inEntry =~ s/<2F><><EFBFBD>e/g;
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$inEntry =~ s/<EFBFBD><EFBFBD>a/g;
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$inEntry =~ s/<2F>i/g;
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$inEntry =~ s/<EFBFBD>o/g;
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$inEntry =~ s/|/u/g;
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$inEntry = uc($inEntry);
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$isOK=1 if $inEntry eq $hashentry;
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}
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C4::Biblio::MARCaddsubfield($dbh,$bibid,$tag,'',$tagorder,9,$subfieldorder,$authid) if $isOK;
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}
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}
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if ($#x >4) {
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# too many $x, not handled, warn the developper that tries to migrate
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print "warning there is ".$#x.'$x values';
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}
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}
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}
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}
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$i++;
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}
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my $timeneeded = gettimeofday - $starttime;
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print "$i entries done in $timeneeded seconds (".($i/$timeneeded)." per second)\n";
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