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., # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. use strict; use warnings; 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