sanerename.pl


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#!/usr/bin/perl -w

# sanerename.pl by Urchlay

if($ARGV[0] eq '--fake') {
	shift;
	$fake++;
}

if(!@ARGV) {
	while(<>) {
		chomp;
		push @ARGV, $_;
	}
}

for(@ARGV) {
	my $o = $_;
	$_ = lc $_;
	s/(\w+)'(t|s)/${1}${2}/g; # de-apostrophize can't, don't, billy's, etc...
	s/\s+/ /g;
	s/\s-\s/-/;
	s/[\s`~!\@#\$%^&*()=+{}\[\]|\\;:'",<>?]/_/g;
	s/_+/_/g;
	s/_\././;
	s/_-_/-/g;
	if(-f $_) {
		warn "$_ already exists, not renaming `$o'\n";
	} else {
		if($fake) {
			warn "$o => $_\n";
		} else {
			rename $o, $_;
		}
	}
}