#!/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 C4::Context;
use C4::Output;
use C4::Search;
use C4::Biblio;

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

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

my $query = $input->param('q');
# don't run the search if no search term !
if ($op eq "do_search" && $query) {

    # add the itemtype limit if applicable
    my $itemtypelimit = $input->param('itemtypelimit');
    $query .= " AND itype=$itemtypelimit" if $itemtypelimit;
    
    $resultsperpage= $input->param('resultsperpage');
    $resultsperpage = 19 if(!defined $resultsperpage);

    my ($error, $marcrecords, $total_hits) = SimpleSearch($query);
    my $total = scalar @$marcrecords;

    if (defined $error) {
        $template->param(query_error => $error);
        warn "error: ".$error;
        output_html_with_http_headers $input, $cookie, $template->output;
        exit;
    }
    my @results;
    warn "total=".$total;
    
    for(my $i=0;$i<$total;$i++) {
        my %resultsloop;
        my $marcrecord = MARC::File::USMARC::decode($marcrecords->[$i]);
        my $biblio = TransformMarcToKoha(C4::Context->dbh,$marcrecord,'');

        #build the hash for the template.
        $resultsloop{highlight}       = ($i % 2)?(1):(0);
        $resultsloop{title}           = $biblio->{'title'};
        $resultsloop{subtitle}        = $biblio->{'subtitle'};
        $resultsloop{biblionumber}    = $biblio->{'biblionumber'};
        $resultsloop{author}          = $biblio->{'author'};
        $resultsloop{publishercode}   = $biblio->{'publishercode'};
        $resultsloop{publicationyear} = $biblio->{'publicationyear'};

        push @results, \%resultsloop;
    }
    
    ($template, $loggedinuser, $cookie)
        = get_template_and_user({template_name => "serials/result.tmpl",
                query => $input,
                type => "intranet",
                authnotrequired => 0,
                flagsrequired => {serials => 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 @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 => $highlight ,
                    searchdata=> \@results,
                    startfrom => ($i-1)};
            }
        }
    }

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

    if($total < (($startfrom+1)*$resultsperpage))
    {
        $to = $total;
    } else {
        $to = (($startfrom+1)*$resultsperpage);
    }
    $template->param(
                            query => $query,
                            resultsloop => \@results,
                            startfrom=> $startfrom,
                            displaynext=> $displaynext,
                            displayprev=> $displayprev,
                            resultsperpage => $resultsperpage,
                            startfromnext => $startfrom+1,
                            startfromprev => $startfrom-1,
                            total=>$total,
                            from=>$from,
                            to=>$to,
                            numbers=>\@numbers,
                            );
} # end of if ($op eq "do_search" & $query)
 elsif ($op eq "do_search") {
    ($template, $loggedinuser, $cookie)
        = get_template_and_user({template_name => "serials/subscription-bib-search.tmpl",
                query => $input,
                type => "intranet",
                authnotrequired => 0,
                flagsrequired => {catalogue => 1, serials=>1},
                debug => 1,
                });
    # load the itemtypes
    my $itemtypes = GetItemTypes;
    my @itemtypesloop;
    my $selected=1;
    my $cnt;
    my $imgdir = getitemtypeimagesrc('intranet');
    foreach my $thisitemtype ( sort {$itemtypes->{$a}->{'description'} cmp $itemtypes->{$b}->{'description'} } keys %$itemtypes ) {
        my %row =(
                    code => $thisitemtype,
                    selected => $selected,
                    description => $itemtypes->{$thisitemtype}->{'description'},
                );
        $selected = 0 if ($selected) ;
        push @itemtypesloop, \%row;
    }
    $template->param(itemtypeloop => \@itemtypesloop);
    $template->param("no_query" => 1);
}
 else {
    ($template, $loggedinuser, $cookie)
        = get_template_and_user({template_name => "serials/subscription-bib-search.tmpl",
                query => $input,
                type => "intranet",
                authnotrequired => 0,
                flagsrequired => {catalogue => 1, serials=>1},
                debug => 1,
                });
    # load the itemtypes
    my $itemtypes = GetItemTypes;
    my @itemtypesloop;
    my $selected=1;
    my $cnt;
    my $imgdir = getitemtypeimagesrc('intranet');
    foreach my $thisitemtype ( sort {$itemtypes->{$a}->{'description'} cmp $itemtypes->{$b}->{'description'} } keys %$itemtypes ) {
        my %row =(
                    code => $thisitemtype,
                    selected => $selected,
                    description => $itemtypes->{$thisitemtype}->{'description'},
                );
        $selected = 0 if ($selected) ;
        push @itemtypesloop, \%row;
    }
    $template->param(itemtypeloop => \@itemtypesloop);
    $template->param("no_query" => 0);
}

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

# Local Variables:
# tab-width: 4
# End: