opac/opac-changelanguage.pl

   1 #!/usr/bin/perl
   2
   3 # This file is part of Koha.
   4 #
   5 # Koha is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # Koha is distributed in the hope that it will be useful, but
  11 # WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with Koha; if not, see <http://www.gnu.org/licenses>.
  17
  18 use Modern::Perl;
  19
  20 use C4::Templates;
  21 use CGI qw ( -utf8 );
  22
  23 my $query    = new CGI;
  24 my $language = $query->param('language');
  25
  26 # Detect where the user came from and save that url
  27 my $requestedUrl = $query->url( -base => 1 );
  28
  29 # Use referer url if it matches $requestedUrl else use $requestedUrl as the url .
  30 my $url =
  31   $query->referer() =~ $requestedUrl ? $query->referer() : $requestedUrl;
  32
  33 # warn "Language : $query // $language // $url";
  34
  35 # If language was set by an external URL the parameter
  36 # 'language=' should be removed from url string, otherwise
  37 # the language picker will not work
  38 $url =~ s|(.)language=[\w-]*&?|$1|;
  39 $url =~ s|(&\|\?)$||;    # Remove extraneous ? or &
  40
  41 C4::Templates::setlanguagecookie( $query, $language, $url );