Koha/misc/migration_tools/rebuild_nozebra.pl
Paul POULAIN 0d7a4aafd0 BUGFIX : NoZebra indexing was wrong for accented words
Signed-off-by: Chris Cormack <crc@liblime.com>
2007-09-26 05:28:37 -05:00

267 lines
11 KiB
Perl
Executable file

#!/usr/bin/perl
use C4::Context;
use Getopt::Long;
use C4::Biblio;
use C4::AuthoritiesMarc;
use strict;
#
# script that fills the nozebra table
#
#
$|=1; # flushes output
# limit for database dumping
my $limit;# = "LIMIT 100";
my $directory;
my $skip_export;
my $keep_export;
my $reset;
my $biblios;
my $authorities;
GetOptions(
'd:s' => \$directory,
'reset' => \$reset,
's' => \$skip_export,
'k' => \$keep_export,
'b' => \$biblios,
'a' => \$authorities,
);
$directory = "export" unless $directory;
my $dbh=C4::Context->dbh;
$dbh->do("update systempreferences set value=1 where variable='NoZebra'");
$dbh->do("CREATE TABLE `nozebra` (
`server` varchar(20) NOT NULL,
`indexname` varchar(40) NOT NULL,
`value` varchar(250) NOT NULL,
`biblionumbers` longtext NOT NULL,
KEY `indexname` (`server`,`indexname`),
KEY `value` (`server`,`value`))
ENGINE=InnoDB DEFAULT CHARSET=utf8");
$dbh->do("truncate nozebra");
my %index = GetNoZebraIndexes();
unless (%index) {
if (C4::Context->preference('marcflavour') eq 'UNIMARC') {
$dbh->do("UPDATE systempreferences SET value=\"'title' => '200a,200c,200d,200e,225a,225d,225e,225f,225h,225i,225v,500*,501*,503*,510*,512*,513*,514*,515*,516*,517*,518*,519*,520*,530*,531*,532*,540*,541*,545*,604t,610t,605a',
'author' =>'200f,600a,601a,604a,700a,700b,700c,700d,700a,701b,701c,701d,702a,702b,702c,702d,710a,710b,710c,710d,711a,711b,711c,711d,712a,712b,712c,712d',
'isbn' => '010a',
'issn' => '011a',
'biblionumber' =>'0909',
'itemtype' => '200b',
'language' => '101a',
'publisher' => '210c',
'date' => '210d',
'note' => '300a,301a,302a,303a,304a,305a,306az,307a,308a,309a,310a,311a,312a,313a,314a,315a,316a,317a,318a,319a,320a,321a,322a,323a,324a,325a,326a,327a,328a,330a,332a,333a,336a,337a,345a',
'Koha-Auth-Number' => '6009,6019,6029,6039,6049,6059,6069,6109,7009,7019,7029,7109,7119,7129',
'subject' => '600*,601*,606*,610*',
'dewey' => '676a',
'host-item' => '995a,995c',\" where variable='NoZebraIndexes'");
%index = GetNoZebraIndexes();
} else {
# build a MARC21 default index file
}
}
$|=1;
print "***********************************\n";
print "***** building BIBLIO indexes *****\n";
print "***********************************\n";
my $sth;
$sth=$dbh->prepare("select biblionumber from biblioitems order by biblionumber $limit");
$sth->execute();
my $i=0;
my %result;
while (my ($biblionumber) = $sth->fetchrow) {
$i++;
print "\r$i";
my $record;
eval{
$record = GetMarcBiblio($biblionumber);
};
if($@){
print " There was some pb getting biblionumber : ".$biblionumber."\n";
next;
}
# get title of the record (to store the 10 first letters with the index)
my ($titletag,$titlesubfield) = GetMarcFromKohaField('biblio.title');
my $title = lc($record->subfield($titletag,$titlesubfield));
# remove blancks comma (that could cause problem when decoding the string for CQL retrieval) and regexp specific values
$title =~ s/ |,|;|\[|\]|\(|\)|\*|-|'|=//g;
$title = quotemeta $title;
# limit to 10 char, should be enough, and limit the DB size
$title = substr($title,0,10);
#parse each field
foreach my $field ($record->fields()) {
#parse each subfield
next if $field->tag <10;
foreach my $subfield ($field->subfields()) {
my $tag = $field->tag();
my $subfieldcode = $subfield->[0];
my $indexed=0;
# check each index to see if the subfield is stored somewhere
# otherwise, store it in __RAW__ index
foreach my $key (keys %index) {
if ($index{$key} =~ /$tag\*/ or $index{$key} =~ /$tag$subfieldcode/) {
$indexed=1;
my $line= lc $subfield->[1];
# remove meaningless value in the field...
$line =~ s/-|\.|\?|,|;|!|'|\(|\)|\[|\]|{|}|"|<|>|&|\+|\*|\/|=|:/ /g;
# ... and split in words
foreach (split / /,$line) {
next unless $_; # skip empty values (multiple spaces)
# remove any accented char
# if the entry is already here, improve weight
if ($result{$key}->{"$_"} =~ /$biblionumber,$title\-(\d);/) {
my $weight=$1+1;
$result{$key}->{"$_"} =~ s/$biblionumber,$title\-(\d);//;
$result{$key}->{"$_"} .= "$biblionumber,$title-$weight;";
# otherwise, create it, with weight=1
} else {
$result{$key}->{"$_"}.="$biblionumber,$title-1;";
}
}
}
}
# the subfield is not indexed, store it in __RAW__ index anyway
unless ($indexed) {
my $line= lc $subfield->[1];
$line =~ s/-|\.|\?|,|;|!|'|\(|\)|\[|\]|{|}|"|<|>|&|\+|\*|\/|=/ /g;
foreach (split / /,$line) {
next unless $_;
# warn $record->as_formatted."$_ =>".$title;
if ($result{__RAW__}->{"$_"} =~ /$biblionumber,$title\-(\d);/) {
my $weight=$1+1;
# $weight++;
$result{__RAW__}->{"$_"} =~ s/$biblionumber,$title\-(\d);//;
$result{__RAW__}->{"$_"} .= "$biblionumber,$title-$weight;";
} else {
$result{__RAW__}->{"$_"}.="$biblionumber,$title-1;";
}
}
}
}
}
}
print "\nInserting records...\n";
$i=0;
my $sth = $dbh->prepare("INSERT INTO nozebra (server,indexname,value,biblionumbers) VALUES ('biblioserver',?,?,?)");
foreach my $key (keys %result) {
foreach my $index (keys %{$result{$key}}) {
if (length($result{$key}->{$index}) > 1000000) {
print "very long index (".length($result{$key}->{$index}).")for $key / $index. update mySQL config file if you have an error just after this warning (max_paquet_size parameter)\n";
}
print "\r$i";
$i++;
$sth->execute($key,$index,$result{$key}->{$index});
}
}
print "\nbiblios done\n";
print "\n***********************************\n";
print "***** building AUTHORITIES indexes *****\n";
print "***********************************\n";
my $sth;
$sth=$dbh->prepare("select authid from auth_header order by authid $limit");
$sth->execute();
my $i=0;
my %result;
while (my ($authid) = $sth->fetchrow) {
$i++;
print "\r$i";
my $record;
eval{
$record = GetAuthority($authid);
};
if($@){
print " There was some pb getting authnumber : ".$authid."\n";
next;
}
my %index;
# for authorities, the "title" is the $a mainentry
my $authref = C4::AuthoritiesMarc::GetAuthType($record->subfield(152,'b'));
warn "ERROR : authtype undefined for ".$record->as_formatted unless $authref;
my $title = $record->subfield($authref->{auth_tag_to_report},'a');
$index{'mainmainentry'}= $authref->{'auth_tag_to_report'}.'a';
$index{'mainentry'} = $authref->{'auth_tag_to_report'}.'*';
$index{'auth_type'} = '152b';
# remove blancks comma (that could cause problem when decoding the string for CQL retrieval) and regexp specific values
$title =~ s/ |,|;|\[|\]|\(|\)|\*|-|'|=//g;
$title = quotemeta $title;
# limit to 10 char, should be enough, and limit the DB size
$title = substr($title,0,10);
#parse each field
foreach my $field ($record->fields()) {
#parse each subfield
next if $field->tag <10;
foreach my $subfield ($field->subfields()) {
my $tag = $field->tag();
my $subfieldcode = $subfield->[0];
my $indexed=0;
# check each index to see if the subfield is stored somewhere
# otherwise, store it in __RAW__ index
foreach my $key (keys %index) {
if ($index{$key} =~ /$tag\*/ or $index{$key} =~ /$tag$subfieldcode/) {
$indexed=1;
my $line= lc $subfield->[1];
# remove meaningless value in the field...
$line =~ s/-|\.|\?|,|;|!|'|\(|\)|\[|\]|{|}|"|<|>|&|\+|\*|\/|=|:/ /g;
# ... and split in words
foreach (split / /,$line) {
next unless $_; # skip empty values (multiple spaces)
# if the entry is already here, improve weight
if ($result{$key}->{"$_"} =~ /$authid,$title\-(\d);/) {
my $weight=$1+1;
$result{$key}->{"$_"} =~ s/$authid,$title\-(\d);//;
$result{$key}->{"$_"} .= "$authid,$title-$weight;";
# otherwise, create it, with weight=1
} else {
$result{$key}->{"$_"}.="$authid,$title-1;";
}
}
}
}
# the subfield is not indexed, store it in __RAW__ index anyway
unless ($indexed) {
my $line= lc $subfield->[1];
$line =~ s/-|\.|\?|,|;|!|'|\(|\)|\[|\]|{|}|"|<|>|&|\+|\*|\/|=/ /g;
foreach (split / /,$line) {
next unless $_;
# warn $record->as_formatted."$_ =>".$title;
if ($result{__RAW__}->{"$_"} =~ /$authid,$title\-(\d);/) {
my $weight=$1+1;
# $weight++;
$result{__RAW__}->{"$_"} =~ s/$authid,$title\-(\d);//;
$result{__RAW__}->{"$_"} .= "$authid,$title-$weight;";
} else {
$result{__RAW__}->{"$_"}.="$authid,$title-1;";
}
}
}
}
}
}
print "\nInserting...\n";
$i=0;
my $sth = $dbh->prepare("INSERT INTO nozebra (server,indexname,value,biblionumbers) VALUES ('authorityserver',?,?,?)");
foreach my $key (keys %result) {
foreach my $index (keys %{$result{$key}}) {
if (length($result{$key}->{$index}) > 1000000) {
print "very long index (".length($result{$key}->{$index}).")for $key / $index. update mySQL config file if you have an error just after this warning (max_paquet_size parameter)\n";
}
print "\r$i";
$i++;
$sth->execute($key,$index,$result{$key}->{$index});
}
}
print "\nauthorities done\n";