pbot/PBot/Utils/SafeFilename.pm

32 lines
784 B
Perl

# File: SafeFilename.pm
#
# Purpose: for strings containing filenames, translates potentially unsafe
# characters into safe expansions; e.g. "foo/bar" becomes "foo&fslash;bar".
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
package PBot::Utils::SafeFilename;
use PBot::Imports;
require Exporter;
our @ISA = qw/Exporter/;
our @EXPORT = qw/safe_filename/;
sub safe_filename {
my ($name) = @_;
my $safe = '';
while ($name =~ m/(.)/gms) {
if ($1 eq '&') { $safe .= '&'; }
elsif ($1 eq '/') { $safe .= '&fslash;'; }
else { $safe .= $1; }
}
return lc $safe;
}
1;