#!/usr/bin/perl

# 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

# $Id$

use strict;
require Exporter;
use CGI;
use C4::Auth;
use C4::Serials;    #uses getsubscriptionfrom biblionumber
use C4::Output;
use C4::Biblio;
use C4::Amazon;
use C4::Review;
use C4::Serials;
use C4::Members;


my $query = new CGI;
my ( $template, $borrowernumber, $cookie ) = get_template_and_user(
    {
        template_name   => "opac-detail.tmpl",
        query           => $query,
        type            => "opac",
        authnotrequired => 1,
        flagsrequired   => { borrow => 1 },
    }
);

my $biblionumber = $query->param('biblionumber') || $query->param('bib');
$template->param( biblionumber => $biblionumber );

# change back when ive fixed request.pl
my @items = &GetItemsInfo( $biblionumber, 'opac' );
my $dat = &GetBiblioData($biblionumber);
#coping with subscriptions
my $subscriptionsnumber = CountSubscriptionFromBiblionumber($biblionumber);
my @subscriptions       =
  GetSubscriptions( $dat->{title}, $dat->{issn}, $biblionumber );
my @subs;
foreach my $subscription (@subscriptions) {
    my %cell;
    $cell{subscriptionid}    = $subscription->{subscriptionid};
    $cell{subscriptionnotes} = $subscription->{notes};

    #get the three latest serials.
    $cell{latestserials} =
      GetLatestSerials( $subscription->{subscriptionid}, 3 );
    push @subs, \%cell;
}

$dat->{'count'} = @items;

#adding RequestOnOpac filter to allow or not the display of plce reserve button
# FIXME - use me or delete me.
my $RequestOnOpac;
if (C4::Context->preference("RequestOnOpac")) {
	$RequestOnOpac = 1;
}

my $norequests = 1;
foreach my $itm (@items) {
    $norequests = 0
      unless ( ( $itm->{'wthdrawn'} )
        || ( $itm->{'itemlost'} )
        || ( $itm->{'itemnotforloan'} )
        || ( !$itm->{'itemnumber'} ) );
    $itm->{ $itm->{'publictype'} } = 1;
}

$template->param( norequests => $norequests, );

## get notes and subjects from MARC record
    my $dbh              = C4::Context->dbh;
    my $marcflavour      = C4::Context->preference("marcflavour");
    my $record           = GetMarcBiblio($biblionumber);
    my $marcnotesarray   = GetMarcNotes( $record, $marcflavour );
    my $marcauthorsarray = GetMarcAuthors( $record, $marcflavour );
    my $marcsubjctsarray = GetMarcSubjects( $record, $marcflavour );
	my $marcseriesarray  = GetMarcSeries($record,$marcflavour);

    $template->param(
        MARCNOTES   => $marcnotesarray,
        MARCSUBJCTS => $marcsubjctsarray,
        MARCAUTHORS => $marcauthorsarray,
		MARCSERIES  => $marcseriesarray
    );

my @results = ( $dat, );
foreach ( keys %{$dat} ) {
    $template->param( "$_" => $dat->{$_} . "" );
}

my $reviews = getreviews( $biblionumber, 1 );
foreach ( @$reviews ) {
    my $borrower_number_review = $_->{borrowernumber};
    my $borrowerData           = GetMember($borrower_number_review,'borrowernumber');
    # setting some borrower info into this hash
    $_->{title}     = $borrowerData->{'title'};
    $_->{surname}   = $borrowerData->{'surname'};
    $_->{firstname} = $borrowerData->{'firstname'};
}

$template->param(
    ITEM_RESULTS        => \@items,
    subscriptionsnumber => $subscriptionsnumber,
    biblionumber        => $biblionumber,
    subscriptions       => \@subs,
    subscriptionsnumber => $subscriptionsnumber,
    reviews             => $reviews
);

## Amazon.com stuff
#not used unless preference set
if ( C4::Context->preference("AmazonContent") == 1 ) {
    use C4::Amazon;
    $dat->{'amazonisbn'} = $dat->{'isbn'};
    $dat->{'amazonisbn'} =~ s|-||g;

    $template->param( amazonisbn => $dat->{amazonisbn} );

    my $amazon_details = &get_amazon_details( $dat->{amazonisbn} );

    foreach my $result ( @{ $amazon_details->{Details} } ) {
        $template->param( item_description => $result->{ProductDescription} );
        $template->param( image            => $result->{ImageUrlMedium} );
        $template->param( list_price       => $result->{ListPrice} );
        $template->param( amazon_url       => $result->{url} );
    }

    my @products;
    my @reviews;
    for my $details ( @{ $amazon_details->{Details} } ) {
        next unless $details->{SimilarProducts};
        for my $product ( @{ $details->{SimilarProducts}->{Product} } ) {
            push @products, +{ Product => $product };
        }
        next unless $details->{Reviews};
        for my $product ( @{ $details->{Reviews}->{AvgCustomerRating} } ) {
            $template->param( rating => $product * 20 );
        }
        for my $reviews ( @{ $details->{Reviews}->{CustomerReview} } ) {
            push @reviews,
              +{
                Summary => $reviews->{Summary},
                Comment => $reviews->{Comment},
              };
        }
    }
    $template->param( SIMILAR_PRODUCTS => \@products );
    $template->param( AMAZONREVIEWS    => \@reviews );
}
output_html_with_http_headers $query, $cookie, $template->output;