#!/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

# $Id$

=head1 NAME

opac-ISBDdetail.pl : script to show a biblio in ISBD format


=head1 DESCRIPTION

This script needs a biblionumber as parameter 

It shows the biblio

The template is in <templates_dir>/catalogue/ISBDdetail.tmpl.
this template must be divided into 11 "tabs".

The first 10 tabs present the biblio, the 11th one presents
the items attached to the biblio

=head1 FUNCTIONS

=over 2

=cut

use strict;
require Exporter;
use C4::Auth;
use C4::Context;
use C4::Output;
use CGI;
use MARC::Record;
use C4::Biblio;
use C4::Acquisition;
use C4::Review;
use C4::Serials;    # uses getsubscriptionfrom biblionumber
use C4::Koha;       # use getitemtypeinfo
use C4::Members;    # GetMember

my $query = new CGI;

my $dbh = C4::Context->dbh;

my $biblionumber = $query->param('biblionumber');
my $itemtype     = &GetFrameworkCode($biblionumber);
my $tagslib      = &GetMarcStructure( 1, $itemtype );

my $record = GetMarcBiblio($biblionumber);

#coping with subscriptions
my $subscriptionsnumber = CountSubscriptionFromBiblionumber($biblionumber);
my $dat                 = TransformMarcToKoha( $dbh, $record );
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;
}

# open template
my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
    {
        template_name   => "opac-ISBDdetail.tmpl",
        query           => $query,
        type            => "opac",
        authnotrequired => 1,
        debug           => 1,
    }
);
$template->param(
    subscriptions       => \@subs,
    subscriptionsnumber => $subscriptionsnumber,
);

my $ISBD = C4::Context->preference('ISBD');

# my @blocs = split /\@/,$ISBD;
# my @fields = $record->fields();
my $res;

# foreach my $bloc (@blocs) {
#     $bloc =~ s/\n//g;
my $bloc = $ISBD;
my $blocres;
foreach my $isbdfield ( split /#/, $bloc ) {

    #         $isbdfield= /(.?.?.?)/;
    $isbdfield =~ /(\d\d\d)\|(.*)\|(.*)\|(.*)/;
    my $fieldvalue    = $1;
    my $textbefore    = $2;
    my $analysestring = $3;
    my $textafter     = $4;

    #         warn "==> $1 / $2 / $3 / $4";
    #         my $fieldvalue=substr($isbdfield,0,3);
    if ( $fieldvalue > 0 ) {

        #         warn "ERROR IN ISBD DEFINITION at : $isbdfield" unless $fieldvalue;
        #             warn "FV : $fieldvalue";
        my $hasputtextbefore = 0;
        foreach my $field ( $record->field($fieldvalue) ) {
            my $calculated = $analysestring;
            my $tag        = $field->tag();
            if ( $tag < 10 ) {
            }
            else {
                my @subf = $field->subfields;
                for my $i ( 0 .. $#subf ) {
                    my $subfieldcode  = $subf[$i][0];
                    my $subfieldvalue =
                      GetAuthorisedValueDesc( $tag, $subf[$i][0],
                        $subf[$i][1], '', $tagslib );
                    my $tagsubf = $tag . $subfieldcode;
                    $calculated =~
s/\{(.?.?.?.?)$tagsubf(.*?)\}/$1$subfieldvalue$2\{$1$tagsubf$2\}/g;
                }

                # field builded, store the result
                if ( $calculated && !$hasputtextbefore )
                {    # put textbefore if not done
                    $blocres .= $textbefore;
                    $hasputtextbefore = 1;
                }

                # remove punctuation at start
                $calculated =~ s/^( |;|:|\.|-)*//g;
                $blocres .= $calculated;
            }
        }
        $blocres .= $textafter if $hasputtextbefore;
    }
    else {
        $blocres .= $isbdfield;
    }
}
$res .= $blocres;

# }
$res =~ s/\{(.*?)\}//g;
$res =~ s/\\n/\n/g;
$res =~ s/\n/<br\/>/g;

# remove empty ()
$res =~ s/\(\)//g;

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(
    ISBD         => $res,
    biblionumber => $biblionumber,
    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;