--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/CPT/Bio/Dbxref.pm	Mon Jun 05 02:48:47 2023 +0000
@@ -0,0 +1,78 @@
+package CPT::Bio::Dbxref;
+use Moose;
+use autodie;
+use YAML;
+use File::ShareDir;
+use File::Spec qw/catfile/;
+
+has 'regex_map' => ( is => 'rw', isa => 'HashRef');
+has 'initialized' => ( is => 'rw', isa => 'Int', default => 0);
+
+sub init {
+	my ($self) = @_;
+	# Locate file
+	my $data_dir = File::ShareDir::dist_dir('libCPT');
+	my $dbxref_data = File::Spec->catfile($data_dir, 'dbxref.yaml');
+	# Parse
+	$self->regex_map(YAML::LoadFile($dbxref_data));
+	$self->initialized(1);
+}
+
+sub get_prefix {
+	my ($self, $dbxref) = @_;
+	if(!$self->initialized()){
+		$self->init();
+	}
+
+	my @hits;
+	my %map = %{$self->regex_map()};
+	# Search through regex database
+	foreach my $db(keys(%map)){
+		if(defined($map{$db}{local_id_syntax})){
+			my $ref = $map{$db}{local_id_syntax};
+			if(ref($ref) eq 'ARRAY'){
+				foreach my $regi(@{$ref}){
+					if($dbxref =~ /$regi/){
+						push(@hits, $map{$db}{abbreviation});
+					}
+				}
+			}
+			if($dbxref =~ /$ref/){
+				push(@hits, $map{$db}{abbreviation});
+			}
+		}
+	}
+	return @hits;
+}
+
+
+no Moose;
+1;
+
+__END__
+
+=pod
+
+=encoding UTF-8
+
+=head1 NAME
+
+CPT::Bio::Dbxref
+
+=head1 VERSION
+
+version 1.99.4
+
+=head1 AUTHOR
+
+Eric Rasche <rasche.eric@yandex.ru>
+
+=head1 COPYRIGHT AND LICENSE
+
+This software is Copyright (c) 2014 by Eric Rasche.
+
+This is free software, licensed under:
+
+  The GNU General Public License, Version 3, June 2007
+
+=cut