substitute.cgi
#!/usr/bin/perl if ($ENV{'REQUEST_METHOD'} eq 'GET') { @pairs = split(/&/, $ENV{'QUERY_STRING'}); } elsif ($ENV{'REQUEST_METHOD'} eq 'POST') { read (STDIN, $buffer, $ENV{'CONTENT_LENGTH'}); @pairs = split(/&/, $buffer); if ($ENV{'QUERY_STRING'}) { @getpairs =split(/&/, $ENV{'QUERY_STRING'}); push(@pairs,@getpairs); } } else { print "Content-type: text/html\n\n"; print "<P>Use Post or Get"; } print "Content-type: text/html\n\n"; $comments = $formdata{'comments'}; if ($comments =~ /<IMG[^>]*>/) { print "<P>Sorry, images are not permitted. Please limit your comments to text."; $comments =~ s/<IMG[^>]*>//g; } print "<P>Your text comments were <P><B>$comments" if $comments;