3 # script to log clicks on links to external urls
5 # Copyright 2012 Catalyst IT
6 # This file is part of Koha.
8 # Koha is free software; you can redistribute it and/or modify it
9 # under the terms of the GNU General Public License as published by
10 # the Free Software Foundation; either version 3 of the License, or
11 # (at your option) any later version.
13 # Koha is distributed in the hope that it will be useful, but
14 # WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with Koha; if not, see <http://www.gnu.org/licenses>.
23 use C4::Auth qw(checkauth);
27 use Koha::Linktracker;
29 use List::MoreUtils qw(any);
32 my $uri = $cgi->param('uri') || '';
33 my $biblionumber = $cgi->param('biblionumber') || 0;
34 my $itemnumber = $cgi->param('itemnumber') || 0;
36 my $tracker = Koha::Linktracker->new(
37 { trackingmethod => C4::Context->preference('TrackClicks') } );
39 if ($uri && ($biblionumber || $itemnumber) ) {
40 my $borrowernumber = 0;
42 # we have a uri and we want to track
43 if ( $tracker->trackingmethod() eq 'track' ) {
44 my ( $user, $cookie, $sessionID, $flags ) =
45 checkauth( $cgi, 1, {}, 'opac' );
46 my $userenv = C4::Context->userenv;
48 if ( defined($userenv)
49 && ref($userenv) eq 'HASH'
50 && $userenv->{number} )
52 $borrowernumber = $userenv->{number};
58 my $record = C4::Biblio::GetMarcBiblio({ biblionumber => $biblionumber });
59 my $marc_urls = $record ? C4::Biblio::GetMarcUrls($record, C4::Context->preference('marcflavour')) : [];
60 my $search_crit = { uri => $uri };
61 if( $itemnumber ) { # itemnumber is leading over biblionumber
62 $search_crit->{itemnumber} = $itemnumber;
63 } elsif( $biblionumber ) {
64 $search_crit->{biblionumber} = $biblionumber;
66 if ( ( any { $_ eq $uri } map { $_->{MARCURL} } @$marc_urls )
67 || Koha::Items->search( $search_crit )->count )
72 biblionumber => $biblionumber,
73 borrowernumber => $borrowernumber,
74 itemnumber => $itemnumber
76 ) if ( $tracker->trackingmethod() eq 'track' || $tracker->trackingmethod() eq 'anonymous' );
77 print $cgi->redirect($uri);
82 output_error( $cgi, '404' );