/usr/share/perl5/DBIx/FullTextSearch/File.pm is in libdbix-fulltextsearch-perl 0.73-10.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 | package DBIx::FullTextSearch::File;
use DBIx::FullTextSearch::String;
use strict;
use vars qw! @ISA !;
@ISA = qw! DBIx::FullTextSearch::String !;
sub index_document {
	my ($self, $file, $extra_data) = @_;
	my $dbh = $self->{'dbh'};
	open FILE, $file or do {
		$self->{'errstr'} = "Reading the file `$file' failed: $!";
		return;
	};
	my $data;
	{
		local $/ = undef;
		$data = <FILE>;
	}
	$data .= " $extra_data" if $extra_data;
	close FILE;
	$self->SUPER::index_document($file, $data);
}
1;
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