#!/usr/bin/perl
# WARNING: 4-character tab stops here

# 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


=head1 NAME

subscription-bib-search.pl

=head1 DESCRIPTION

this script search among all existing subscriptions.

=head1 PARAMETERS

=over 4

=item op
op use to know the operation to do on this template.
 * do_search : to search the subscription.

Note that if op = do_search there are some others params specific to the search :
    marclist,and_or,excluding,operator,value

=item startfrom
to multipage gestion.


=back

=cut


use strict;
require Exporter;
use CGI;
use C4::Koha;
use C4::Auth;
use HTML::Template;
use C4::Context;
use C4::Output;
use C4::Interface::CGI::Output;
use C4::SearchMarc;

my $query=new CGI;
# my $type=$query->param('type');
my $op = $query->param('op');
my $dbh = C4::Context->dbh;

my $startfrom=$query->param('startfrom');
$startfrom=0 unless $startfrom;
my ($template, $loggedinuser, $cookie);
my $resultsperpage;

if ($op eq "do_search") {
    my @marclist = $query->param('marclist');
    my @and_or = $query->param('and_or');
    my @excluding = $query->param('excluding');
    my @operator = $query->param('operator');
    my @value = $query->param('value');

    $resultsperpage= $query->param('resultsperpage');
    $resultsperpage = 19 if(!defined $resultsperpage);
    my $orderby = $query->param('orderby');

    # builds tag and subfield arrays
    my @tags;

    foreach my $marc (@marclist) {
        if ($marc) {
            my ($tag,$subfield) = MARCfind_marc_from_kohafield($dbh,$marc);
            if ($tag) {
                push @tags,$dbh->quote("$tag$subfield");
            } else {
                push @tags, $dbh->quote(substr($marc,0,4));
            }
        } else {
            push @tags, "";
        }
    }
    my ($results,$total) = catalogsearch($dbh, \@tags,\@and_or,
                               \@excluding, \@operator, \@value,
                               $startfrom*$resultsperpage, $resultsperpage,$orderby);

    ($template, $loggedinuser, $cookie)
        = get_template_and_user({template_name => "serials/result.tmpl",
                query => $query,
                type => "intranet",
                authnotrequired => 0,
                flagsrequired => {borrowers => 1},
                flagsrequired => {catalogue => 1},
                debug => 1,
                });

    # multi page display gestion
    my $displaynext=0;
    my $displayprev=$startfrom;
    if(($total - (($startfrom+1)*($resultsperpage))) > 0 ){
        $displaynext = 1;
    }

    my @field_data = ();


    for(my $i = 0 ; $i <= $#marclist ; $i++)
    {
        push @field_data, { term => "marclist", val=>$marclist[$i] };
        push @field_data, { term => "and_or", val=>$and_or[$i] };
        push @field_data, { term => "excluding", val=>$excluding[$i] };
        push @field_data, { term => "operator", val=>$operator[$i] };
        push @field_data, { term => "value", val=>$value[$i] };
    }

    my @numbers = ();

    if ($total>$resultsperpage)
    {
        for (my $i=1; $i<$total/$resultsperpage+1; $i++)
        {
            if ($i<16)
            {
                my $highlight=0;
                ($startfrom==($i-1)) && ($highlight=1);
                push @numbers, { number => $i,
                    highlight => $highlight ,
                    searchdata=> \@field_data,
                    startfrom => ($i-1)};
            }
        }
    }

    my $from = $startfrom*$resultsperpage+1;
    my $to;

    if($total < (($startfrom+1)*$resultsperpage))
    {
        $to = $total;
    } else {
        $to = (($startfrom+1)*$resultsperpage);
    }
    $template->param(result => $results,
                            startfrom=> $startfrom,
                            displaynext=> $displaynext,
                            displayprev=> $displayprev,
                            resultsperpage => $resultsperpage,
                            startfromnext => $startfrom+1,
                            startfromprev => $startfrom-1,
                            searchdata=>\@field_data,
                            total=>$total,
                            from=>$from,
                            to=>$to,
                            numbers=>\@numbers,
                            );
} else {
    ($template, $loggedinuser, $cookie)
        = get_template_and_user({template_name => "serials/subscription-bib-search.tmpl",
                query => $query,
                type => "intranet",
                authnotrequired => 0,
                flagsrequired => {catalogue => 1},
                debug => 1,
                });

    my  %itemtypes = GetItemTypes();
    my @values = values %itemtypes;
    my $CGIitemtype=CGI::scrolling_list(
            -name     => 'value',
            -values   => \@values,
            -labels   => \%itemtypes,
            -size     => 1,
            -multiple => 0
    );

    $template->param(
            CGIitemtype => $CGIitemtype,
    );
}

# Print the page
output_html_with_http_headers $query, $cookie, $template->output;

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