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package C4::Review;
# Copyright 2000-2002 Katipo Communications
#
# This file is part of Koha.
#
# Koha is free software; you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
#
# Koha is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with
# Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
# Suite 330, Boston, MA 02111-1307 USA
use strict;
use warnings;
use Koha;
use C4::Context;
use vars qw($VERSION @ISA @EXPORT);
BEGIN {
# set the version for version checking
$VERSION = 3.00;
require Exporter;
@ISA = qw(Exporter);
@EXPORT = qw(getreview savereview updatereview numberofreviews
getreviews getallreviews approvereview deletereview);
}
=head1 NAME
C4::Review - Perl Module containing routines for dealing with reviews of items
=head1 SYNOPSIS
use C4::Review;
my $review=getreview($biblionumber,$borrowernumber);
savereview($biblionumber,$borrowernumber,$review);
updatereview($biblionumber,$borrowernumber,$review);
my $count=numberofreviews($biblionumber);
my $reviews=getreviews($biblionumber);
my $reviews=getallreviews($status);
=head1 DESCRIPTION
Review.pm provides many routines for manipulating reviews.
=head1 FUNCTIONS
=head2 getreview
$review = getreview($biblionumber,$borrowernumber);
Takes a borrowernumber and a biblionumber and returns the review of that biblio
=cut
sub getreview {
my ( $biblionumber, $borrowernumber ) = @_;
my $dbh = C4::Context->dbh;
my $query =
"SELECT * FROM reviews WHERE biblionumber=? and borrowernumber=?";
my $sth = $dbh->prepare($query);
$sth->execute( $biblionumber, $borrowernumber );
return $sth->fetchrow_hashref();
}
sub savereview {
my ( $biblionumber, $borrowernumber, $review ) = @_;
my $dbh = C4::Context->dbh;
my $query = "INSERT INTO reviews (borrowernumber,biblionumber,
review,approved,datereviewed) VALUES
(?,?,?,0,now())";
my $sth = $dbh->prepare($query);
$sth->execute( $borrowernumber, $biblionumber, $review);
}
sub updatereview {
my ( $biblionumber, $borrowernumber, $review ) = @_;
my $dbh = C4::Context->dbh;
my $query = "UPDATE reviews SET review=?,datereviewed=now(),approved=0 WHERE borrowernumber=? and biblionumber=?";
my $sth = $dbh->prepare($query);
$sth->execute( $review, $borrowernumber, $biblionumber );
}
sub numberofreviews {
my ($biblionumber) = @_;
my $dbh = C4::Context->dbh;
my $query =
"SELECT count(*) FROM reviews WHERE biblionumber=? and approved=?";
my $sth = $dbh->prepare($query);
$sth->execute( $biblionumber, 1 );
return $sth->fetchrow;
}
sub getreviews {
my ( $biblionumber, $approved ) = @_;
my $dbh = C4::Context->dbh;
my $query =
"SELECT * FROM reviews WHERE biblionumber=? and approved=? order by datereviewed desc";
my $sth = $dbh->prepare($query) || warn $dbh->err_str;
$sth->execute( $biblionumber, $approved );
return $sth->fetchall_arrayref({});
}
sub getallreviews {
my ($status) = @_;
my $dbh = C4::Context->dbh;
my $query =
"SELECT * FROM reviews WHERE approved=? order by datereviewed desc";
my $sth = $dbh->prepare($query);
$sth->execute($status);
return $sth->fetchall_arrayref({});
}
=head2 approvereview
approvereview($reviewid);
Takes a reviewid and marks that review approved
=cut
sub approvereview {
my ($reviewid) = @_;
my $dbh = C4::Context->dbh();
my $query = "UPDATE reviews
SET approved=?
WHERE reviewid=?";
my $sth = $dbh->prepare($query);
$sth->execute( 1, $reviewid );
}
=head2 deletereview
deletereview($reviewid);
Takes a reviewid and deletes it
=cut
sub deletereview {
my ($reviewid) = @_;
my $dbh = C4::Context->dbh();
my $query = "DELETE FROM reviews
WHERE reviewid=?";
my $sth = $dbh->prepare($query);
$sth->execute($reviewid);
}
1;
__END__
=head1 AUTHOR
Koha Team
=cut
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