834 lines
27 KiB
Perl
834 lines
27 KiB
Perl
package C4::AuthoritiesMarc;
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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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require Exporter;
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use C4::Context;
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use C4::Database;
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use C4::Koha;
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use MARC::Record;
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use C4::Biblio;
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use vars qw($VERSION @ISA @EXPORT);
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# set the version for version checking
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$VERSION = 0.01;
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@ISA = qw(Exporter);
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@EXPORT = qw(
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&AUTHgettagslib
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&AUTHfindsubfield
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&AUTHfind_authtypecode
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&AUTHaddauthority
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&AUTHmodauthority
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&AUTHdelauthority
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&AUTHaddsubfield
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&AUTHgetauthority
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&authoritysearch
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&MARCmodsubfield
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&AUTHhtml2marc
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&AUTHaddword
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&MARCaddword &MARCdelword
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&char_decode
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);
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sub authoritysearch {
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my ($dbh, $tags, $and_or, $excluding, $operator, $value, $offset,$length,$authtypecode) = @_;
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# build the sql request. She will look like :
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# select m1.bibid
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# from auth_subfield_table as m1, auth_subfield_table as m2
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# where m1.authid=m2.authid and
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# (m1.subfieldvalue like "Des%" and m2.subfieldvalue like "27%")
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# "Normal" statements
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my @normal_tags = ();
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my @normal_and_or = ();
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my @normal_operator = ();
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my @normal_value = ();
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# Extracts the NOT statements from the list of statements
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for(my $i = 0 ; $i <= $#{$value} ; $i++)
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{
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if(@$operator[$i] eq "contains") # if operator is contains, splits the words in separate requests
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{
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foreach my $word (split(/ /, @$value[$i]))
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{
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unless (C4::Context->stopwords->{uc($word)}) { #it's NOT a stopword => use it. Otherwise, ignore
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my $tag = substr(@$tags[$i],0,3);
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my $subf = substr(@$tags[$i],3,1);
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push @normal_tags, @$tags[$i];
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push @normal_and_or, "and"; # assumes "foo" and "bar" if "foo bar" is entered
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push @normal_operator, @$operator[$i];
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push @normal_value, $word;
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}
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}
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}
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else
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{
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push @normal_tags, @$tags[$i];
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push @normal_and_or, @$and_or[$i];
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push @normal_operator, @$operator[$i];
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push @normal_value, @$value[$i];
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}
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}
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# Finds the basic results without the NOT requests
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my ($sql_tables, $sql_where1, $sql_where2) = create_request($dbh,\@normal_tags, \@normal_and_or, \@normal_operator, \@normal_value);
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my $sth;
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if ($sql_where2) {
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$sth = $dbh->prepare("select distinct m1.authid from auth_header,$sql_tables where m1.authid=auth_header.authid and auth_header.authtypecode=? and $sql_where2 and ($sql_where1)");
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warn "Q2 : select distinct m1.authid from auth_header,$sql_tables where m1.authid=auth_header.authid and auth_header.authtypecode=? and $sql_where2 and ($sql_where1)";
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} else {
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$sth = $dbh->prepare("select distinct m1.authid from auth_header,$sql_tables where m1.authid=auth_header.authid and auth_header.authtypecode=? and $sql_where1");
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warn "Q : select distinct m1.authid from auth_header,$sql_tables where m1.authid=auth_header.authid and auth_header.authtypecode=? and $sql_where1";
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}
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$sth->execute($authtypecode);
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my @result = ();
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while (my ($authid) = $sth->fetchrow) {
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warn "AUTH: $authid";
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push @result,$authid;
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}
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# we have authid list. Now, loads summary from [offset] to [offset]+[length]
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my $counter = $offset;
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my @finalresult = ();
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my $oldline;
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while (($counter <= $#result) && ($counter <= ($offset + $length))) {
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# warn " HERE : $counter, $#result, $offset, $length";
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# get MARC::Record of the authority
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my $record = AUTHgetauthority($dbh,$result[$counter]);
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# then build the summary
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my $authtypecode = AUTHfind_authtypecode($dbh,$result[$counter]);
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my $authref = getauthtype($authtypecode);
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my $summary = $authref->{summary};
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my @fields = $record->fields();
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foreach my $field (@fields) {
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my $tag = $field->tag();
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if ($tag<10) {
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} else {
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my @subf = $field->subfields;
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for my $i (0..$#subf) {
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my $subfieldcode = $subf[$i][0];
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my $subfieldvalue = $subf[$i][1];
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my $tagsubf = $tag.$subfieldcode;
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$summary =~ s/\[(.?.?.?)$tagsubf(.*?)]/$1$subfieldvalue\[$1$tagsubf$2]$2$3/g;
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}
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}
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}
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$summary =~ s/\[(.*?)]//g;
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$summary =~ s/\n/<br>/g;
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# find biblio MARC field using this authtypecode (to jump to biblio)
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my $authtypecode = AUTHfind_authtypecode($dbh,$result[$counter]);
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my $sth = $dbh->prepare("select distinct tagfield from marc_subfield_structure where authtypecode=?");
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$sth->execute($authtypecode);
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my $tags_using_authtype;
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while (my ($tagfield) = $sth->fetchrow) {
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# warn "TAG : $tagfield";
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$tags_using_authtype.= $tagfield."9,";
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}
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chop $tags_using_authtype;
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# then add a line for the template loop
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my %newline;
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$newline{summary} = $summary;
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$newline{authid} = $result[$counter];
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$newline{used} = &AUTHcount_usage($result[$counter]);
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$newline{biblio_fields} = $tags_using_authtype;
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$counter++;
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push @finalresult, \%newline;
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}
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my $nbresults = $#result + 1;
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return (\@finalresult, $nbresults);
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}
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# Creates the SQL Request
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sub create_request {
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my ($dbh,$tags, $and_or, $operator, $value) = @_;
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my $sql_tables; # will contain marc_subfield_table as m1,...
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my $sql_where1; # will contain the "true" where
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my $sql_where2 = "("; # will contain m1.authid=m2.authid
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my $nb_active=0; # will contain the number of "active" entries. and entry is active is a value is provided.
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my $nb_table=1; # will contain the number of table. ++ on each entry EXCEPT when an OR is provided.
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for(my $i=0; $i<=@$value;$i++) {
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if (@$value[$i]) {
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$nb_active++;
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if ($nb_active==1) {
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if (@$operator[$i] eq "start") {
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$sql_tables .= "auth_subfield_table as m$nb_table,";
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$sql_where1 .= "(m1.subfieldvalue like ".$dbh->quote("@$value[$i]%");
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if (@$tags[$i]) {
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$sql_where1 .=" and m1.tag+m1.subfieldcode in (@$tags[$i])";
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}
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$sql_where1.=")";
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} elsif (@$operator[$i] eq "contains") {
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$sql_tables .= "auth_word as m$nb_table,";
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$sql_where1 .= "(m1.word like ".$dbh->quote("@$value[$i]%");
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if (@$tags[$i]) {
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$sql_where1 .=" and m1.tagsubfield in (@$tags[$i])";
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}
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$sql_where1.=")";
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} else {
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$sql_tables .= "auth_subfield_table as m$nb_table,";
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$sql_where1 .= "(m1.subfieldvalue @$operator[$i] ".$dbh->quote("@$value[$i]");
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if (@$tags[$i]) {
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$sql_where1 .=" and m1.tag+m1.subfieldcode in (@$tags[$i])";
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}
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$sql_where1.=")";
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}
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} else {
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if (@$operator[$i] eq "start") {
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$nb_table++;
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$sql_tables .= "auth_subfield_table as m$nb_table,";
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$sql_where1 .= "@$and_or[$i] (m$nb_table.subfieldvalue like ".$dbh->quote("@$value[$i]%");
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if (@$tags[$i]) {
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$sql_where1 .=" and m$nb_table.tag+m$nb_table.subfieldcode in (@$tags[$i])";
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}
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$sql_where1.=")";
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$sql_where2 .= "m1.authid=m$nb_table.authid and ";
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} elsif (@$operator[$i] eq "contains") {
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if (@$and_or[$i] eq 'and') {
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$nb_table++;
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$sql_tables .= "auth_word as m$nb_table,";
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$sql_where1 .= "@$and_or[$i] (m$nb_table.word like ".$dbh->quote("@$value[$i]%");
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if (@$tags[$i]) {
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$sql_where1 .=" and m$nb_table.tagsubfield in(@$tags[$i])";
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}
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$sql_where1.=")";
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$sql_where2 .= "m1.authid=m$nb_table.authid and ";
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} else {
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$sql_where1 .= "@$and_or[$i] (m$nb_table.word like ".$dbh->quote("@$value[$i]%");
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if (@$tags[$i]) {
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$sql_where1 .=" and m$nb_table.tag+m$nb_table.subfieldid in (@$tags[$i])";
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}
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$sql_where1.=")";
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$sql_where2 .= "m1.authid=m$nb_table.authid and ";
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}
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} else {
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$nb_table++;
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$sql_tables .= "auth_subfield_table as m$nb_table,";
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$sql_where1 .= "@$and_or[$i] (m$nb_table.subfieldvalue @$operator[$i] ".$dbh->quote(@$value[$i]);
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if (@$tags[$i]) {
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$sql_where1 .=" and m$nb_table.tag+m$nb_table.subfieldcode in (@$tags[$i])";
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}
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$sql_where2 .= "m1.authid=m$nb_table.authid and ";
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$sql_where1.=")";
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}
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}
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}
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}
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if($sql_where2 ne "(") # some datas added to sql_where2, processing
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{
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$sql_where2 = substr($sql_where2, 0, (length($sql_where2)-5)); # deletes the trailing ' and '
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$sql_where2 .= ")";
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}
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else # no sql_where2 statement, deleting '('
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{
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$sql_where2 = "";
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}
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chop $sql_tables; # deletes the trailing ','
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return ($sql_tables, $sql_where1, $sql_where2);
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}
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sub AUTHcount_usage {
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my ($authid) = @_;
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my $dbh = C4::Context->dbh;
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# find MARC fields using this authtype
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my $authtypecode = AUTHfind_authtypecode($dbh,$authid);
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my $sth = $dbh->prepare("select distinct tagfield from marc_subfield_structure where authtypecode=?");
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$sth->execute($authtypecode);
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my $tags_using_authtype;
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while (my ($tagfield) = $sth->fetchrow) {
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# warn "TAG : $tagfield";
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$tags_using_authtype.= "'".$tagfield."9',";
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}
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chop $tags_using_authtype;
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$sth = $dbh->prepare("select count(*) from marc_subfield_table where concat(tag,subfieldcode) in ($tags_using_authtype) and subfieldvalue=?");
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# warn "Q : select count(*) from marc_subfield_table where concat(tag,subfieldcode) in ($tags_using_authtype) and subfieldvalue=$authid";
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$sth->execute($authid);
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my ($result) = $sth->fetchrow;
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# warn "Authority $authid TOTAL USED : $result";
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return $result;
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}
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# merging 2 authority entries. After a merge, the "from" can be deleted.
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# sub AUTHmerge {
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# my ($auth_merge_from,$auth_merge_to) = @_;
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# my $dbh = C4::Context->dbh;
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# # find MARC fields using this authtype
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# my $authtypecode = AUTHfind_authtypecode($dbh,$authid);
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# # retrieve records
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# my $record_from = AUTHgetauthority($dbh,$auth_merge_from);
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# my $record_to = AUTHgetauthority($dbh,$auth_merge_to);
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# my $sth = $dbh->prepare("select distinct tagfield from marc_subfield_structure where authtypecode=?");
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# $sth->execute($authtypecode);
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# my $tags_using_authtype;
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# while (my ($tagfield) = $sth->fetchrow) {
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# warn "TAG : $tagfield";
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# $tags_using_authtype.= "'".$tagfield."9',";
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# }
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# chop $tags_using_authtype;
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# # now, find every biblio using this authority
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# $sth = $dbh->prepare("select bibid,tag,tag_indicator,tagorder from marc_subfield_table where tag+subfieldid in ($tags_using_authtype) and subfieldvalue=?");
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# $sth->execute($authid);
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# # and delete entries before recreating them
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# while (my ($bibid,$tag,$tag_indicator,$tagorder) = $sth->fetchrow) {
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# &MARCdelsubfield($dbh,$bibid,$tag);
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#
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# }
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#
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# }
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sub AUTHfind_authtypecode {
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my ($dbh,$authid) = @_;
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my $sth = $dbh->prepare("select authtypecode from auth_header where authid=?");
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$sth->execute($authid);
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my ($authtypecode) = $sth->fetchrow;
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return $authtypecode;
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}
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sub AUTHgettagslib {
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my ($dbh,$forlibrarian,$authtypecode)= @_;
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# warn "AUTH : $authtypecode";
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$authtypecode="" unless $authtypecode;
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# warn "AUTH : $authtypecode";
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my $sth;
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my $libfield = ($forlibrarian eq 1)? 'liblibrarian' : 'libopac';
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# check that framework exists
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$sth=$dbh->prepare("select count(*) from auth_tag_structure where authtypecode=?");
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$sth->execute($authtypecode);
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my ($total) = $sth->fetchrow;
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$authtypecode="" unless ($total >0);
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$sth=$dbh->prepare("select tagfield,$libfield as lib,mandatory,repeatable from auth_tag_structure where authtypecode=? order by tagfield");
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$sth->execute($authtypecode);
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my ($lib,$tag,$res,$tab,$mandatory,$repeatable);
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while ( ($tag,$lib,$mandatory,$repeatable) = $sth->fetchrow) {
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$res->{$tag}->{lib}=$lib;
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$res->{$tab}->{tab}=""; # XXX
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$res->{$tag}->{mandatory}=$mandatory;
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$res->{$tag}->{repeatable}=$repeatable;
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}
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$sth=$dbh->prepare("select tagfield,tagsubfield,$libfield as lib,tab, mandatory, repeatable,authorised_value,value_builder,seealso from auth_subfield_structure where authtypecode=? order by tagfield,tagsubfield");
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$sth->execute($authtypecode);
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my $subfield;
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my $authorised_value;
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my $thesaurus_category;
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my $value_builder;
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my $kohafield;
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my $seealso;
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my $hidden;
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my $isurl;
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while ( ($tag, $subfield, $lib, $tab, $mandatory, $repeatable,$authorised_value,$value_builder,$seealso) = $sth->fetchrow) {
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$res->{$tag}->{$subfield}->{lib}=$lib;
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$res->{$tag}->{$subfield}->{tab}=$tab;
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$res->{$tag}->{$subfield}->{mandatory}=$mandatory;
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$res->{$tag}->{$subfield}->{repeatable}=$repeatable;
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$res->{$tag}->{$subfield}->{authorised_value}=$authorised_value;
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$res->{$tag}->{$subfield}->{thesaurus_category}=$thesaurus_category;
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$res->{$tag}->{$subfield}->{value_builder}=$value_builder;
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$res->{$tag}->{$subfield}->{seealso}=$seealso;
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$res->{$tag}->{$subfield}->{hidden}=$hidden;
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$res->{$tag}->{$subfield}->{isurl}=$isurl;
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}
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return $res;
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}
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sub AUTHaddauthority {
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# pass the MARC::Record to this function, and it will create the records in the marc tables
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my ($dbh,$record,$authid,$authtypecode) = @_;
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my @fields=$record->fields();
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# warn "IN AUTHaddauthority $authid => ".$record->as_formatted;
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# adding main table, and retrieving authid
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# if authid is sent, then it's not a true add, it's only a re-add, after a delete (ie, a mod)
|
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# if authid empty => true add, find a new authid number
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unless ($authid) {
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$dbh->do("lock tables auth_header WRITE,auth_subfield_table WRITE, auth_word WRITE, stopwords READ");
|
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my $sth=$dbh->prepare("insert into auth_header (datecreated,authtypecode) values (now(),?)");
|
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$sth->execute($authtypecode);
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||
$sth=$dbh->prepare("select max(authid) from auth_header");
|
||
$sth->execute;
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($authid)=$sth->fetchrow;
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$sth->finish;
|
||
}
|
||
my $fieldcount=0;
|
||
# now, add subfields...
|
||
foreach my $field (@fields) {
|
||
$fieldcount++;
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if ($field->tag() <10) {
|
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&AUTHaddsubfield($dbh,$authid,
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$field->tag(),
|
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'',
|
||
$fieldcount,
|
||
'',
|
||
1,
|
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$field->data()
|
||
);
|
||
} else {
|
||
my @subfields=$field->subfields();
|
||
foreach my $subfieldcount (0..$#subfields) {
|
||
&AUTHaddsubfield($dbh,$authid,
|
||
$field->tag(),
|
||
$field->indicator(1).$field->indicator(2),
|
||
$fieldcount,
|
||
$subfields[$subfieldcount][0],
|
||
$subfieldcount+1,
|
||
$subfields[$subfieldcount][1]
|
||
);
|
||
}
|
||
}
|
||
}
|
||
$dbh->do("unlock tables");
|
||
return $authid;
|
||
}
|
||
|
||
|
||
sub AUTHaddsubfield {
|
||
# Add a new subfield to a tag into the DB.
|
||
my ($dbh,$authid,$tagid,$tag_indicator,$tagorder,$subfieldcode,$subfieldorder,$subfieldvalues) = @_;
|
||
# if not value, end of job, we do nothing
|
||
if (length($subfieldvalues) ==0) {
|
||
return;
|
||
}
|
||
if (not($subfieldcode)) {
|
||
$subfieldcode=' ';
|
||
}
|
||
my @subfieldvalues = split /\|/,$subfieldvalues;
|
||
foreach my $subfieldvalue (@subfieldvalues) {
|
||
my $sth=$dbh->prepare("insert into auth_subfield_table (authid,tag,tagorder,tag_indicator,subfieldcode,subfieldorder,subfieldvalue) values (?,?,?,?,?,?,?)");
|
||
$sth->execute($authid,(sprintf "%03s",$tagid),$tagorder,$tag_indicator,$subfieldcode,$subfieldorder,$subfieldvalue);
|
||
if ($sth->errstr) {
|
||
warn "ERROR ==> insert into auth_subfield_table (authid,tag,tagorder,tag_indicator,subfieldcode,subfieldorder,subfieldvalue) values ($authid,$tagid,$tagorder,$tag_indicator,$subfieldcode,$subfieldorder,$subfieldvalue)\n";
|
||
}
|
||
&AUTHaddword($dbh,$authid,$tagid,$tagorder,$subfieldcode,$subfieldorder,$subfieldvalue);
|
||
}
|
||
}
|
||
|
||
sub AUTHgetauthority {
|
||
# Returns MARC::Record of the biblio passed in parameter.
|
||
my ($dbh,$authid)=@_;
|
||
my $record = MARC::Record->new();
|
||
#---- TODO : the leader is missing
|
||
$record->leader(' ');
|
||
my $sth=$dbh->prepare("select authid,subfieldid,tag,tagorder,tag_indicator,subfieldcode,subfieldorder,subfieldvalue
|
||
from auth_subfield_table
|
||
where authid=? order by tag,tagorder,subfieldcode
|
||
");
|
||
$sth->execute($authid);
|
||
my $prevtagorder=1;
|
||
my $prevtag='XXX';
|
||
my $previndicator;
|
||
my $field; # for >=10 tags
|
||
my $prevvalue; # for <10 tags
|
||
while (my $row=$sth->fetchrow_hashref) {
|
||
if ($row->{tagorder} ne $prevtagorder || $row->{tag} ne $prevtag) {
|
||
$previndicator.=" ";
|
||
if ($prevtag <10) {
|
||
$record->add_fields((sprintf "%03s",$prevtag),$prevvalue) unless $prevtag eq "XXX"; # ignore the 1st loop
|
||
} else {
|
||
$record->add_fields($field) unless $prevtag eq "XXX";
|
||
}
|
||
undef $field;
|
||
$prevtagorder=$row->{tagorder};
|
||
$prevtag = $row->{tag};
|
||
$previndicator=$row->{tag_indicator};
|
||
if ($row->{tag}<10) {
|
||
$prevvalue = $row->{subfieldvalue};
|
||
} else {
|
||
$field = MARC::Field->new((sprintf "%03s",$prevtag), substr($row->{tag_indicator}.' ',0,1), substr($row->{tag_indicator}.' ',1,1), $row->{'subfieldcode'}, $row->{'subfieldvalue'} );
|
||
}
|
||
} else {
|
||
if ($row->{tag} <10) {
|
||
$record->add_fields((sprintf "%03s",$row->{tag}), $row->{'subfieldvalue'});
|
||
} else {
|
||
$field->add_subfields($row->{'subfieldcode'}, $row->{'subfieldvalue'} );
|
||
}
|
||
$prevtag= $row->{tag};
|
||
$previndicator=$row->{tag_indicator};
|
||
}
|
||
}
|
||
# the last has not been included inside the loop... do it now !
|
||
if ($prevtag ne "XXX") { # check that we have found something. Otherwise, prevtag is still XXX and we
|
||
# must return an empty record, not make MARC::Record fail because we try to
|
||
# create a record with XXX as field :-(
|
||
if ($prevtag <10) {
|
||
$record->add_fields($prevtag,$prevvalue);
|
||
} else {
|
||
# my $field = MARC::Field->new( $prevtag, "", "", %subfieldlist);
|
||
$record->add_fields($field);
|
||
}
|
||
}
|
||
return $record;
|
||
}
|
||
|
||
sub AUTHmodauthority {
|
||
my ($dbh,$authid,$record,$delete)=@_;
|
||
my $oldrecord=&AUTHgetauthority($dbh,$authid);
|
||
if ($oldrecord eq $record) {
|
||
return;
|
||
}
|
||
# 1st delete the authority,
|
||
# 2nd recreate it
|
||
&AUTHdelauthority($dbh,$authid,1);
|
||
&AUTHaddauthority($dbh,$record,$authid);
|
||
# FIXME : modify the authority in biblio too.
|
||
}
|
||
|
||
sub AUTHdelauthority {
|
||
my ($dbh,$authid,$keep_biblio) = @_;
|
||
# if the keep_biblio is set to 1, then authority entries in biblio are preserved.
|
||
# This flag is set when the delauthority is called by modauthority
|
||
# due to a too complex structure of MARC (repeatable fields and subfields),
|
||
# the best solution for a modif is to delete / recreate the record.
|
||
|
||
my $record = AUTHgetauthority($dbh,$authid);
|
||
$dbh->do("delete from auth_header where authid=$authid");
|
||
$dbh->do("delete from auth_subfield_table where authid=$authid");
|
||
$dbh->do("delete from auth_word where authid=$authid");
|
||
# FIXME : delete or not in biblio tables (depending on $keep_biblio flag)
|
||
}
|
||
|
||
sub AUTHmodsubfield {
|
||
# Subroutine changes a subfield value given a subfieldid.
|
||
my ($dbh, $subfieldid, $subfieldvalue )=@_;
|
||
$dbh->do("lock tables auth_subfield_table WRITE");
|
||
my $sth=$dbh->prepare("update auth_subfield_table set subfieldvalue=? where subfieldid=?");
|
||
$sth->execute($subfieldvalue, $subfieldid);
|
||
$dbh->do("unlock tables");
|
||
$sth->finish;
|
||
$sth=$dbh->prepare("select authid,tag,tagorder,subfieldcode,subfieldid,subfieldorder from auth_subfield_table where subfieldid=?");
|
||
$sth->execute($subfieldid);
|
||
my ($authid,$tagid,$tagorder,$subfieldcode,$x,$subfieldorder) = $sth->fetchrow;
|
||
$subfieldid=$x;
|
||
&AUTHdelword($dbh,$authid,$tagid,$tagorder,$subfieldcode,$subfieldorder);
|
||
&AUTHaddword($dbh,$authid,$tagid,$tagorder,$subfieldcode,$subfieldorder,$subfieldvalue);
|
||
return($subfieldid, $subfieldvalue);
|
||
}
|
||
|
||
sub AUTHfindsubfield {
|
||
my ($dbh,$authid,$tag,$subfieldcode,$subfieldorder,$subfieldvalue) = @_;
|
||
my $resultcounter=0;
|
||
my $subfieldid;
|
||
my $lastsubfieldid;
|
||
my $query="select subfieldid from auth_subfield_table where authid=? and tag=? and subfieldcode=?";
|
||
my @bind_values = ($authid,$tag, $subfieldcode);
|
||
if ($subfieldvalue) {
|
||
$query .= " and subfieldvalue=?";
|
||
push(@bind_values,$subfieldvalue);
|
||
} else {
|
||
if ($subfieldorder<1) {
|
||
$subfieldorder=1;
|
||
}
|
||
$query .= " and subfieldorder=?";
|
||
push(@bind_values,$subfieldorder);
|
||
}
|
||
my $sti=$dbh->prepare($query);
|
||
$sti->execute(@bind_values);
|
||
while (($subfieldid) = $sti->fetchrow) {
|
||
$resultcounter++;
|
||
$lastsubfieldid=$subfieldid;
|
||
}
|
||
if ($resultcounter>1) {
|
||
# Error condition. Values given did not resolve into a unique record. Don't know what to edit
|
||
# should rarely occur (only if we use subfieldvalue with a value that exists twice, which is strange)
|
||
return -1;
|
||
} else {
|
||
return $lastsubfieldid;
|
||
}
|
||
}
|
||
|
||
sub AUTHfindsubfieldid {
|
||
my ($dbh,$authid,$tag,$tagorder,$subfield,$subfieldorder) = @_;
|
||
my $sth=$dbh->prepare("select subfieldid from auth_subfield_table
|
||
where authid=? and tag=? and tagorder=?
|
||
and subfieldcode=? and subfieldorder=?");
|
||
$sth->execute($authid,$tag,$tagorder,$subfield,$subfieldorder);
|
||
my ($res) = $sth->fetchrow;
|
||
unless ($res) {
|
||
$sth=$dbh->prepare("select subfieldid from auth_subfield_table
|
||
where authid=? and tag=? and tagorder=?
|
||
and subfieldcode=?");
|
||
$sth->execute($authid,$tag,$tagorder,$subfield);
|
||
($res) = $sth->fetchrow;
|
||
}
|
||
return $res;
|
||
}
|
||
|
||
sub AUTHfind_authtypecode {
|
||
my ($dbh,$authid) = @_;
|
||
my $sth = $dbh->prepare("select authtypecode from auth_header where authid=?");
|
||
$sth->execute($authid);
|
||
my ($authtypecode) = $sth->fetchrow;
|
||
return $authtypecode;
|
||
}
|
||
|
||
sub AUTHdelsubfield {
|
||
# delete a subfield for $authid / tag / tagorder / subfield / subfieldorder
|
||
my ($dbh,$authid,$tag,$tagorder,$subfield,$subfieldorder) = @_;
|
||
$dbh->do("delete from auth_subfield_table where authid='$authid' and
|
||
tag='$tag' and tagorder='$tagorder'
|
||
and subfieldcode='$subfield' and subfieldorder='$subfieldorder'
|
||
");
|
||
}
|
||
|
||
sub AUTHhtml2marc {
|
||
my ($dbh,$rtags,$rsubfields,$rvalues,%indicators) = @_;
|
||
my $prevtag = -1;
|
||
my $record = MARC::Record->new();
|
||
# my %subfieldlist=();
|
||
my $prevvalue; # if tag <10
|
||
my $field; # if tag >=10
|
||
for (my $i=0; $i< @$rtags; $i++) {
|
||
# rebuild MARC::Record
|
||
if (@$rtags[$i] ne $prevtag) {
|
||
if ($prevtag < 10) {
|
||
if ($prevvalue) {
|
||
$record->add_fields((sprintf "%03s",$prevtag),$prevvalue);
|
||
}
|
||
} else {
|
||
if ($field) {
|
||
$record->add_fields($field);
|
||
}
|
||
}
|
||
$indicators{@$rtags[$i]}.=' ';
|
||
if (@$rtags[$i] <10) {
|
||
$prevvalue= @$rvalues[$i];
|
||
} else {
|
||
$field = MARC::Field->new( (sprintf "%03s",@$rtags[$i]), substr($indicators{@$rtags[$i]},0,1),substr($indicators{@$rtags[$i]},1,1), @$rsubfields[$i] => @$rvalues[$i]);
|
||
}
|
||
$prevtag = @$rtags[$i];
|
||
} else {
|
||
if (@$rtags[$i] <10) {
|
||
$prevvalue=@$rvalues[$i];
|
||
} else {
|
||
if (@$rvalues[$i]) {
|
||
$field->add_subfields(@$rsubfields[$i] => @$rvalues[$i]);
|
||
}
|
||
}
|
||
$prevtag= @$rtags[$i];
|
||
}
|
||
}
|
||
# the last has not been included inside the loop... do it now !
|
||
$record->add_fields($field);
|
||
# warn $record->as_formatted;
|
||
return $record;
|
||
}
|
||
|
||
sub AUTHaddword {
|
||
# split a subfield string and adds it into the word table.
|
||
# removes stopwords
|
||
my ($dbh,$authid,$tag,$tagorder,$subfieldid,$subfieldorder,$sentence) =@_;
|
||
$sentence =~ s/(\.|\?|\:|\!|\'|,|\-|\"|\(|\)|\[|\]|\{|\})/ /g;
|
||
my @words = split / /,$sentence;
|
||
my $stopwords= C4::Context->stopwords;
|
||
my $sth=$dbh->prepare("insert into auth_word (authid, tagsubfield, tagorder, subfieldorder, word, sndx_word)
|
||
values (?,concat(?,?),?,?,?,soundex(?))");
|
||
foreach my $word (@words) {
|
||
# we record only words longer than 2 car and not in stopwords hash
|
||
if (length($word)>2 and !($stopwords->{uc($word)})) {
|
||
$sth->execute($authid,$tag,$subfieldid,$tagorder,$subfieldorder,$word,$word);
|
||
if ($sth->err()) {
|
||
warn "ERROR ==> insert into auth_word (authid, tagsubfield, tagorder, subfieldorder, word, sndx_word) values ($authid,concat($tag,$subfieldid),$tagorder,$subfieldorder,$word,soundex($word))\n";
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
sub AUTHdelword {
|
||
# delete words. this sub deletes all the words from a sentence. a subfield modif is done by a delete then a add
|
||
my ($dbh,$authid,$tag,$tagorder,$subfield,$subfieldorder) = @_;
|
||
my $sth=$dbh->prepare("delete from auth_word where authid=? and tagsubfield=concat(?,?) and tagorder=? and subfieldorder=?");
|
||
$sth->execute($authid,$tag,$subfield,$tagorder,$subfieldorder);
|
||
}
|
||
|
||
sub char_decode {
|
||
# converts ISO 5426 coded string to ISO 8859-1
|
||
# sloppy code : should be improved in next issue
|
||
my ($string,$encoding) = @_ ;
|
||
$_ = $string ;
|
||
# $encoding = C4::Context->preference("marcflavour") unless $encoding;
|
||
if ($encoding eq "UNIMARC") {
|
||
s/\xe1/<2F>/gm ;
|
||
s/\xe2/<2F>/gm ;
|
||
s/\xe9/<2F>/gm ;
|
||
s/\xec/<2F>/gm ;
|
||
s/\xf1/<2F>/gm ;
|
||
s/\xf3/<2F>/gm ;
|
||
s/\xf9/<2F>/gm ;
|
||
s/\xfb/<2F>/gm ;
|
||
s/\xc1\x61/<2F>/gm ;
|
||
s/\xc1\x65/<2F>/gm ;
|
||
s/\xc1\x69/<2F>/gm ;
|
||
s/\xc1\x6f/<2F>/gm ;
|
||
s/\xc1\x75/<2F>/gm ;
|
||
s/\xc1\x41/<2F>/gm ;
|
||
s/\xc1\x45/<2F>/gm ;
|
||
s/\xc1\x49/<2F>/gm ;
|
||
s/\xc1\x4f/<2F>/gm ;
|
||
s/\xc1\x55/<2F>/gm ;
|
||
s/\xc2\x41/<2F>/gm ;
|
||
s/\xc2\x45/<2F>/gm ;
|
||
s/\xc2\x49/<2F>/gm ;
|
||
s/\xc2\x4f/<2F>/gm ;
|
||
s/\xc2\x55/<2F>/gm ;
|
||
s/\xc2\x59/<2F>/gm ;
|
||
s/\xc2\x61/<2F>/gm ;
|
||
s/\xc2\x65/<2F>/gm ;
|
||
s/\xc2\x69/<2F>/gm ;
|
||
s/\xc2\x6f/<2F>/gm ;
|
||
s/\xc2\x75/<2F>/gm ;
|
||
s/\xc2\x79/<2F>/gm ;
|
||
s/\xc3\x41/<2F>/gm ;
|
||
s/\xc3\x45/<2F>/gm ;
|
||
s/\xc3\x49/<2F>/gm ;
|
||
s/\xc3\x4f/<2F>/gm ;
|
||
s/\xc3\x55/<2F>/gm ;
|
||
s/\xc3\x61/<2F>/gm ;
|
||
s/\xc3\x65/<2F>/gm ;
|
||
s/\xc3\x69/<2F>/gm ;
|
||
s/\xc3\x6f/<2F>/gm ;
|
||
s/\xc3\x75/<2F>/gm ;
|
||
s/\xc4\x41/<2F>/gm ;
|
||
s/\xc4\x4e/<2F>/gm ;
|
||
s/\xc4\x4f/<2F>/gm ;
|
||
s/\xc4\x61/<2F>/gm ;
|
||
s/\xc4\x6e/<2F>/gm ;
|
||
s/\xc4\x6f/<2F>/gm ;
|
||
s/\xc8\x45/<2F>/gm ;
|
||
s/\xc8\x49/<2F>/gm ;
|
||
s/\xc8\x65/<2F>/gm ;
|
||
s/\xc8\x69/<2F>/gm ;
|
||
s/\xc8\x76/<2F>/gm ;
|
||
s/\xc9\x41/<2F>/gm ;
|
||
s/\xc9\x4f/<2F>/gm ;
|
||
s/\xc9\x55/<2F>/gm ;
|
||
s/\xc9\x61/<2F>/gm ;
|
||
s/\xc9\x6f/<2F>/gm ;
|
||
s/\xc9\x75/<2F>/gm ;
|
||
s/\xca\x41/<2F>/gm ;
|
||
s/\xca\x61/<2F>/gm ;
|
||
s/\xd0\x43/<2F>/gm ;
|
||
s/\xd0\x63/<2F>/gm ;
|
||
# this handles non-sorting blocks (if implementation requires this)
|
||
$string = nsb_clean($_) ;
|
||
} elsif ($encoding eq "USMARC" || $encoding eq "MARC21") {
|
||
if(/[\xc1-\xff]/) {
|
||
s/\xe1\x61/<2F>/gm ;
|
||
s/\xe1\x65/<2F>/gm ;
|
||
s/\xe1\x69/<2F>/gm ;
|
||
s/\xe1\x6f/<2F>/gm ;
|
||
s/\xe1\x75/<2F>/gm ;
|
||
s/\xe1\x41/<2F>/gm ;
|
||
s/\xe1\x45/<2F>/gm ;
|
||
s/\xe1\x49/<2F>/gm ;
|
||
s/\xe1\x4f/<2F>/gm ;
|
||
s/\xe1\x55/<2F>/gm ;
|
||
s/\xe2\x41/<2F>/gm ;
|
||
s/\xe2\x45/<2F>/gm ;
|
||
s/\xe2\x49/<2F>/gm ;
|
||
s/\xe2\x4f/<2F>/gm ;
|
||
s/\xe2\x55/<2F>/gm ;
|
||
s/\xe2\x59/<2F>/gm ;
|
||
s/\xe2\x61/<2F>/gm ;
|
||
s/\xe2\x65/<2F>/gm ;
|
||
s/\xe2\x69/<2F>/gm ;
|
||
s/\xe2\x6f/<2F>/gm ;
|
||
s/\xe2\x75/<2F>/gm ;
|
||
s/\xe2\x79/<2F>/gm ;
|
||
s/\xe3\x41/<2F>/gm ;
|
||
s/\xe3\x45/<2F>/gm ;
|
||
s/\xe3\x49/<2F>/gm ;
|
||
s/\xe3\x4f/<2F>/gm ;
|
||
s/\xe3\x55/<2F>/gm ;
|
||
s/\xe3\x61/<2F>/gm ;
|
||
s/\xe3\x65/<2F>/gm ;
|
||
s/\xe3\x69/<2F>/gm ;
|
||
s/\xe3\x6f/<2F>/gm ;
|
||
s/\xe3\x75/<2F>/gm ;
|
||
s/\xe4\x41/<2F>/gm ;
|
||
s/\xe4\x4e/<2F>/gm ;
|
||
s/\xe4\x4f/<2F>/gm ;
|
||
s/\xe4\x61/<2F>/gm ;
|
||
s/\xe4\x6e/<2F>/gm ;
|
||
s/\xe4\x6f/<2F>/gm ;
|
||
s/\xe8\x45/<2F>/gm ;
|
||
s/\xe8\x49/<2F>/gm ;
|
||
s/\xe8\x65/<2F>/gm ;
|
||
s/\xe8\x69/<2F>/gm ;
|
||
s/\xe8\x76/<2F>/gm ;
|
||
s/\xe9\x41/<2F>/gm ;
|
||
s/\xe9\x4f/<2F>/gm ;
|
||
s/\xe9\x55/<2F>/gm ;
|
||
s/\xe9\x61/<2F>/gm ;
|
||
s/\xe9\x6f/<2F>/gm ;
|
||
s/\xe9\x75/<2F>/gm ;
|
||
s/\xea\x41/<2F>/gm ;
|
||
s/\xea\x61/<2F>/gm ;
|
||
# this handles non-sorting blocks (if implementation requires this)
|
||
$string = nsb_clean($_) ;
|
||
}
|
||
}
|
||
return($string) ;
|
||
}
|
||
|
||
sub nsb_clean {
|
||
my $NSB = '\x88' ; # NSB : begin Non Sorting Block
|
||
my $NSE = '\x89' ; # NSE : Non Sorting Block end
|
||
# handles non sorting blocks
|
||
my ($string) = @_ ;
|
||
$_ = $string ;
|
||
s/$NSB/(/gm ;
|
||
s/[ ]{0,1}$NSE/) /gm ;
|
||
$string = $_ ;
|
||
return($string) ;
|
||
}
|
||
|
||
END { } # module clean-up code here (global destructor)
|
||
|
||
=back
|
||
|
||
=head1 AUTHOR
|
||
|
||
Koha Developement team <info@koha.org>
|
||
|
||
Paul POULAIN paul.poulain@free.fr
|
||
|
||
=cut
|
||
|
||
# $Id$
|
||
# $Log$
|
||
# Revision 1.3 2004/06/17 08:02:13 tipaul
|
||
# merging tag & subfield in auth_word for better perfs
|
||
#
|
||
# Revision 1.2 2004/06/10 08:29:01 tipaul
|
||
# MARC authority management (continued)
|
||
#
|
||
# Revision 1.1 2004/06/07 07:35:01 tipaul
|
||
# MARC authority management package
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#
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