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File:  [LON-CAPA] / loncom / publisher / lonrights.pm
Revision 1.2: download - view: text, annotated - select for diffs
Wed Mar 19 22:14:23 2003 UTC (21 years, 1 month ago) by www
Branches: MAIN
CVS tags: HEAD
Start work on custom rights viewer and editor.

# The LearningOnline Network with CAPA
# Handler to show and edit custom distribution rights
#
# $Id: lonrights.pm,v 1.2 2003/03/19 22:14:23 www Exp $
#
# Copyright Michigan State University Board of Trustees
#
# This file is part of the LearningOnline Network with CAPA (LON-CAPA).
#
# LON-CAPA 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.
#
# LON-CAPA 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 LON-CAPA; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#
# /home/httpd/html/adm/gpl.txt
#
# http://www.lon-capa.org/
#
#
###

package Apache::lonrights;

use strict;
use Apache::Constants qw(:common :http);
use Apache::lonnet();
use Apache::loncommon();
use HTML::LCParser;
use Apache::File;

sub handler {

  my $r=shift;
  $r->content_type('text/html');
  $r->send_http_header;

  $r->print('<html><head><title>LON-CAPA Custom Distribution Rights</title></head>');

  $r->print(&Apache::loncommon::bodytag('Custom Distribution Rights'));

  my $uri=$r->uri;
  my $fn=&Apache::lonnet::filelocation('',$uri);
  my $contents='';
  my $constructmode=($uri=~/^\/\~/);
  unless ($constructmode) { 
# =========================================== This is not in construction space
      $contents=&Apache::lonnet::getfile($fn);
      if ($contents==-1) { $contents=''; }
  } else {
# =============================================== This is in construction space
      if (-e $fn) {
	  my $fh=Apache::File->new($fn);
          $contents=join('',<$fh>);
          $fh->close();
      }
  }
  my $parser=HTML::LCParser->new(\$contents);
  my $token;
  while ($token=$parser->get_token) {
      if (($token->[0] eq 'S') && ($token->[1] eq 'accessrule')) {
         $r->print('<br />'.
                   $token->[2]->{'effect'}.': '.
                   $token->[2]->{'realm'}.' '.
                   $token->[2]->{'role'});
     }                                       
  }
  $r->print('</body></html>');
  return OK;  
}


1;
__END__
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