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19 lines
606 B
Perl
19 lines
606 B
Perl
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package PBot::Utils::ValidateString;
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use 5.010; use warnings;
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require Exporter;
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our @ISA = qw/Exporter/;
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our @EXPORT = qw/validate_string/;
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sub validate_string {
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my ($string, $max_length) = @_;
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return $string if not defined $string or not length $string;
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$max_length = 400 if not defined $max_length;
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$string = substr $string, 0, $max_length unless $max_length <= 0;
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$string =~ s/(\P{PosixGraph})/my $ch = $1; if ($ch =~ m{[\s\x03\x02\x1d\x1f\x16\x0f]}) { $ch } else { sprintf "\\x%02X", ord $ch }/ge;
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$string = substr $string, 0, $max_length unless $max_length <= 0;
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return $string;
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}
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1;
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