Return to unescape.pl CVS log

Up to [LON-CAPA] / loncom / debugging_tools

Annotation of loncom/debugging_tools/unescape.pl, revision 1.2

1.1       matthew     1: #!/usr/bin/perl -w
                      2: #
                      3: # The LearningOnline Network
                      4: #
1.2     ! matthew     5: # unescape.pl - reverse escaping of special characters.
1.1       matthew     6: #
1.2     ! matthew     7: # $Id: unescape.pl,v 1.1 2002/08/19 14:37:14 matthew Exp $
1.1       matthew     8: #
                      9: # Copyright Michigan State University Board of Trustees
                     10: #
                     11: # This file is part of the LearningOnline Network with CAPA (LON-CAPA).
                     12: #
                     13: # LON-CAPA is free software; you can redistribute it and/or modify
                     14: # it under the terms of the GNU General Public License as published by
                     15: # the Free Software Foundation; either version 2 of the License, or
                     16: # (at your option) any later version.
                     17: #
                     18: # LON-CAPA is distributed in the hope that it will be useful,
                     19: # but WITHOUT ANY WARRANTY; without even the implied warranty of
                     20: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
                     21: # GNU General Public License for more details.
                     22: #
                     23: # You should have received a copy of the GNU General Public License
                     24: # along with LON-CAPA; if not, write to the Free Software
                     25: # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
                     26: #
                     27: # /home/httpd/html/adm/gpl.txt
                     28: #
                     29: # http://www.lon-capa.org/
                     30: #
                     31: #################################################
                     32: use strict;
                     33: 
                     34: #
                     35: while (<>) {
                     36:     my $tmp = &unescape($_);
                     37:     chomp($tmp);
                     38:     print $tmp."\n";
                     39: }
                     40: exit;
                     41: 
                     42: ######################################
                     43: 
                     44: sub unescape {
                     45:     my $str=shift;
                     46:     $str =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg;
                     47:     return $str;
                     48: }
                     49: 
                     50: sub escape {
                     51:     my $str=shift;
                     52:     $str =~ s/(\W)/"%".unpack('H2',$1)/eg;
                     53:     return $str;
                     54: }

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at root@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.