100 lines
3.4 KiB
Perl
Executable file
100 lines
3.4 KiB
Perl
Executable file
#!/usr/bin/perl
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# Copyright 2000-2002 Katipo Communications
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#
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# This file is part of Koha.
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#
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# Koha is free software; you can redistribute it and/or modify it under the
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# terms of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
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# Koha is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along with
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# Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
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# Suite 330, Boston, MA 02111-1307 USA
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use strict;
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# This script generates and fill the thesaurus table
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# with the data in bibliothesaurus
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use C4::Context;
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use C4::Catalogue;
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use DBI;
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my $dbh = C4::Context->dbh;
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sub dosql {
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my ($dbh,$sql_cmd)=@_;
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my $sti=$dbh->prepare($sql_cmd);
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$sti->execute;
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if ($sti->err) {
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print "error : ".$sti->errstr." \n tried to execute : $sql_cmd\n";
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$sti->finish;
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}
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}
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my $sth=$dbh->prepare("show tables");
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$sth->execute;
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my %tables;
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while (my ($table) = $sth->fetchrow) {
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$tables{$table}=1;
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# print "table $table\n";
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}
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#print "creating thesaurus...\n";
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#dosql($dbh,"CREATE TABLE bibliothesaurus (code BIGINT not null AUTO_INCREMENT, freelib CHAR (255) not null , stdlib CHAR (255) not null , type CHAR (80) not null , PRIMARY KEY (code), INDEX (freelib),index(stdlib),index(type))");
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$dbh->do("delete from bibliothesaurus");
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my $sti=$dbh->prepare("select count(*) from bibliosubject");
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$sti->execute;
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my ($total) = $sti->fetchrow_array;
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$sti=$dbh->prepare("select subject from bibliosubject");
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$sti->execute;
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my $i;
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my $search_sth = $dbh->prepare("select id,level,hierarchy from bibliothesaurus where stdlib=?");
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my $insert_sth = $dbh->prepare("insert into bibliothesaurus (freelib,stdlib,category,level,hierarchy) values (?,?,?,?,?)");
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while (my $line =$sti->fetchrow_hashref) {
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$i++;
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if ($i % 1000==0) {
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print "$i / $total\n";
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}
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my @hierarchy = split / - /,$line->{'subject'};
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my $rebuild = "";
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my $top_hierarchy = "";
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#---- if not a main authority field, search where to link
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for (my $hier=0; $hier<$#hierarchy+1 ; $hier++) {
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$rebuild .=$hierarchy[$hier];
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$search_sth->execute($rebuild);
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my ($id,$level,$hierarchy) = $search_sth->fetchrow_array;
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# warn "/($line->{'subject'}) : $rebuild/";
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# if father not found, create father and son
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if (!$id) {
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$insert_sth->execute($rebuild,$rebuild,"",$hier,"$top_hierarchy");
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# search again, to find $id and buiild $top_hierarchy
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$search_sth->execute($rebuild);
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my ($id,$level,$hierarchy) = $search_sth->fetchrow_array;
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$top_hierarchy .="|" if ($top_hierarchy);
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$top_hierarchy .= "$id";
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# else create only son
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} else {
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$top_hierarchy .="|" if ($top_hierarchy);
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$top_hierarchy .= "$id";
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# $insert_sth->execute($rebuild,$rebuild,"",$hier,"$top_hierarchy");
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}
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$rebuild .=" - ";
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}
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# my $sti2=$dbh->prepare("select count(*) as t from bibliothesaurus where freelib=".$dbh->quote($line->{'subject'}));
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# $sti2->execute;
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# if ($sti2->err) {
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# print "error : ".$sti2->errstr."\n";
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# die;
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# }
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# my $line2=$sti2->fetchrow_hashref;
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# if ($line2->{'t'} ==0) {
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# dosql($dbh,"insert into bibliothesaurus (freelib,stdlib,category) values (".$dbh->quote($line->{'subject'}).",".$dbh->quote($line->{'subject'}).")");
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# }
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}
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