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Up to [LON-CAPA] / loncom / cgi

- Add localization
- Add &main() subroutine
- Access control uses routines from LONCAPA::loncgi

    1: #!/usr/bin/perl
    2: # ping cgi-script
    3: # $Id: ping.pl,v 1.7 2008/11/28 20:50:25 raeburn Exp $
    4: #
    5: # Copyright Michigan State University Board of Trustees
    6: #
    7: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
    8: #
    9: # LON-CAPA is free software; you can redistribute it and/or modify
   10: # it under the terms of the GNU General Public License as published by
   11: # the Free Software Foundation; either version 2 of the License, or
   12: # (at your option) any later version.
   13: #
   14: # LON-CAPA is distributed in the hope that it will be useful,
   15: # but WITHOUT ANY WARRANTY; without even the implied warranty of
   16: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   17: # GNU General Public License for more details.
   18: #
   19: # You should have received a copy of the GNU General Public License
   20: # along with LON-CAPA; if not, write to the Free Software
   21: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   22: #
   23: # /home/httpd/html/adm/gpl.txt
   24: #
   25: # http://www.lon-capa.org/
   26: #
   27: 
   28: use strict;
   29: $|=1;
   30: 
   31: use lib '/home/httpd/lib/perl/';
   32: use Apache::lonnet;
   33: use LONCAPA::loncgi;
   34: 
   35: print("Content-type: text/plain\n\n");
   36: 
   37: &main();
   38: 
   39: sub main {
   40:     if (!&LONCAPA::loncgi::check_ipbased_access('ping')) {
   41:         if (!&LONCAPA::loncgi::check_cookie_and_load_env()) {
   42:             return;
   43:         }
   44: 
   45:         if (!&LONCAPA::loncgi::can_view('ping')) {
   46:             return;
   47:         }
   48:     }
   49: 
   50:     my $testhost=$ENV{'QUERY_STRING'};
   51:     $testhost=~s/\W//g;
   52: 
   53:     print &Apache::lonnet::reply('ping',$testhost)."\n";
   54:     return;
   55: }