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New Feature: catalogsearch() has a new parameter, $sqlstring. A developer puts into it whatever they want to tack onto the end of the where statement. See usage in opac-search.pl

This commit is contained in:
genjimoto 2005-06-01 21:18:39 +00:00
parent a54fa6ac52
commit 8e62940ba0
1 changed files with 11 additions and 7 deletions
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18
C4/SearchMarc.pm
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@ -99,7 +99,7 @@ sub findseealso {
}
}
=head1 my ($count, @results) = catalogsearch($dbh, $tags, $and_or, $excluding, $operator, $value, $offset,$length,$orderby);
=head1 my ($count, @results) = catalogsearch($dbh, $tags, $and_or, $excluding, $operator, $value, $offset,$length,$orderby,$sqlstring);
=head2 $dbh is a link to the DB handler.
@ -146,6 +146,10 @@ define the field used to order the request. Any field in the biblio/biblioitem t
(for example title, title DESC,...)
=head2 $sqlstring
optional argument containing an sql string to be used in the 'where' statement. see usage in opac-search.pl.
=head2 RETURNS
returns an array containing hashes. The hash contains all biblio & biblioitems fields and a reference to an item hash. The "item hash contains one line for each callnumber & the number of items related to the callnumber.
@ -165,7 +169,7 @@ $marcflavour ("MARC21" or "UNIMARC") determines which tags are used for retrievi
=cut
sub catalogsearch {
my ($dbh, $tags, $and_or, $excluding, $operator, $value, $offset,$length,$orderby,$desc_or_asc) = @_;
my ($dbh, $tags, $and_or, $excluding, $operator, $value, $offset,$length,$orderby,$desc_or_asc,$sqlstring) = @_;
# build the sql request. She will look like :
# select m1.bibid
# from marc_subfield_table as m1, marc_subfield_table as m2
@ -272,15 +276,15 @@ sub catalogsearch {
# Finds the basic results without the NOT requests
my ($sql_tables, $sql_where1, $sql_where2) = create_request($dbh,\@normal_tags, \@normal_and_or, \@normal_operator, \@normal_value);
$sql_where1 .=" ". $sqlstring;
$sql_where1 .= "and TO_DAYS( NOW( ) ) - TO_DAYS( biblio.timestamp ) <30" if $orderby =~ "biblio.timestamp";
my $sth;
if ($sql_where2) {
$sth = $dbh->prepare("select distinct m1.bibid from biblio,biblioitems,marc_biblio,$sql_tables where biblio.biblionumber=marc_biblio.biblionumber and biblio.biblionumber=biblioitems.biblionumber and m1.bibid=marc_biblio.bibid and $sql_where2 and ($sql_where1) order by $orderby $desc_or_asc");
warn "Q2 : select distinct m1.bibid from biblio,biblioitems,marc_biblio,$sql_tables where biblio.biblionumber=marc_biblio.biblionumber and biblio.biblionumber=biblioitems.biblionumber and m1.bibid=marc_biblio.bibid and $sql_where2 and ($sql_where1) order by $orderby $desc_or_asc term is @$value";
$sth = $dbh->prepare("select distinct m1.bibid from biblio,biblioitems,items,marc_biblio,$sql_tables where biblio.biblionumber=marc_biblio.biblionumber and biblio.biblionumber=biblioitems.biblionumber and m1.bibid=marc_biblio.bibid and $sql_where2 and ($sql_where1) order by $orderby $desc_or_asc");
warn "Q2 : select distinct m1.bibid from biblio,biblioitems,items,marc_biblio,$sql_tables where biblio.biblionumber=marc_biblio.biblionumber and biblio.biblionumber=biblioitems.biblionumber and m1.bibid=marc_biblio.bibid and $sql_where2 and ($sql_where1) order by $orderby $desc_or_asc term is @$value";
} else {
$sth = $dbh->prepare("select distinct m1.bibid from biblio,biblioitems,marc_biblio,$sql_tables where biblio.biblionumber=marc_biblio.biblionumber and biblio.biblionumber=biblioitems.biblionumber and m1.bibid=marc_biblio.bibid and $sql_where1 order by $orderby $desc_or_asc");
warn "Q : select distinct m1.bibid from biblio,biblioitems,marc_biblio,$sql_tables where biblio.biblionumber=marc_biblio.biblionumber and biblio.biblionumber=biblioitems.biblionumber and m1.bibid=marc_biblio.bibid and $sql_where1 order by $orderby $desc_or_asc";
$sth = $dbh->prepare("select distinct m1.bibid from biblio,biblioitems,items,marc_biblio,$sql_tables where biblio.biblionumber=marc_biblio.biblionumber and biblio.biblionumber=biblioitems.biblionumber and m1.bibid=marc_biblio.bibid and $sql_where1 order by $orderby $desc_or_asc");
warn "Q : select distinct m1.bibid from biblio,biblioitems,items,marc_biblio,$sql_tables where biblio.biblionumber=marc_biblio.biblionumber and biblio.biblionumber=biblioitems.biblionumber and m1.bibid=marc_biblio.bibid and $sql_where1 order by $orderby $desc_or_asc";
}
$sth->execute();
my @result = ();