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pbot/lib/PBot/Utils/SafeFilename.pm
2021-07-13 19:45:56 -07:00

31 lines
687 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".
# SPDX-FileCopyrightText: 2021 Pragmatic Software <pragma78@gmail.com>
# SPDX-License-Identifier: MIT
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 .= '&amp;'; }
elsif ($1 eq '/') { $safe .= '&fslash;'; }
else { $safe .= $1; }
}
return lc $safe;
}
1;