opac/tracklinks.pl

   1 #!/usr/bin/perl
   2
   3 # script to log clicks on links to external urls
   4
   5 # Copyright 2012 Catalyst IT
   6 # This file is part of Koha.
   7 #
   8 # Koha is free software; you can redistribute it and/or modify it under the
   9 # terms of the GNU General Public License as published by the Free Software
  10 # Foundation; either version 2 of the License, or (at your option) any later
  11 # version.
  12 #
  13 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  14 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  15 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along
  18 # with Koha; if not, write to the Free Software Foundation, Inc.,
  19 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20
  21 use Modern::Perl;
  22 use C4::Context;
  23 use C4::Auth qw(checkauth);
  24 use Koha::Linktracker;
  25 use CGI;
  26
  27 my $cgi = new CGI;
  28 my $uri = $cgi->param('uri') || '';
  29
  30 my $tracker = Koha::Linktracker->new(
  31     { trackingmethod => C4::Context->preference('TrackClicks') } );
  32
  33 if ($uri) {
  34     if (   $tracker->trackingmethod() eq 'track'
  35         || $tracker->trackingmethod() eq 'anonymous' )
  36     {
  37         my $borrowernumber = 0;
  38
  39         # we have a uri and we want to track
  40         if ( $tracker->trackingmethod() eq 'track' ) {
  41             my ( $user, $cookie, $sessionID, $flags ) =
  42               checkauth( $cgi, 1, {}, 'opac' );
  43             my $userenv = C4::Context->userenv;
  44
  45             if (   defined($userenv)
  46                 && ref($userenv) eq 'HASH'
  47                 && $userenv->{number} )
  48             {
  49                 $borrowernumber = $userenv->{number};
  50             }
  51
  52             # get borrower info
  53         }
  54         my $biblionumber = $cgi->param('biblionumber') || 0;
  55         my $itemnumber   = $cgi->param('itemnumber')   || 0;
  56
  57         $tracker->trackclick(
  58             {
  59                 uri            => $uri,
  60                 biblionumber   => $biblionumber,
  61                 borrowernumber => $borrowernumber,
  62                 itemnumber     => $itemnumber
  63             }
  64         );
  65         print $cgi->redirect($uri);
  66     }
  67     else {
  68
  69         # We have a valid url, but we shouldn't track it, just redirect
  70         print $cgi->redirect($uri);
  71     }
  72 }
  73 else {
  74
  75     # we shouldn't be here, bail out
  76     print $cgi->redirect("/cgi-bin/koha/errors/404.pl");    # escape early
  77     exit;
  78 }