split readers init into RFID::Biblio::Readers

diff --git a/lib/RFID/Biblio/Readers.pm b/lib/RFID/Biblio/Readers.pm
new file mode 100644 (file)
index 0000000..b3ff2f4
--- /dev/null
+++ b/lib/RFID/Biblio/Readers.pm
@@ -0,0 +1,30 @@
+package RFID::Biblio::Readers;
+
+use warnings;
+use strict;
+
+use lib 'lib';
+
+my @readers = ( '3M810', 'CPRM02' );
+
+sub available {
+       my ( $self, $filter ) = @_;
+
+       my @rfid;
+
+       foreach my $reader ( @readers ) {
+               next if $reader !~ /$filter/i;
+               my $module = "RFID::Biblio::$reader";
+               eval "use $module";
+               die $@ if $@;
+               if ( my $rfid = $module->new( device => '/dev/ttyUSB0' ) ) {
+                       push @rfid, $rfid;
+                       warn "# added $module\n";
+               } else {
+                       warn "# ignored $module\n";
+               }
+       }
+
+       return @rfid;
+}
+

diff --git a/scripts/scan.pl b/scripts/scan.pl
index 605b82e..122024c 100755 (executable)
--- a/scripts/scan.pl
+++ b/scripts/scan.pl
@@ -5,6 +5,8 @@ use strict;
 
 use Data::Dump qw(dump);
 use Getopt::Long;
+use lib 'lib';
+use RFID::Biblio::Readers;
 
 my $loop = 0;
 my $only;
@@ -14,23 +16,7 @@ GetOptions(
        'only=s', => \$only,
 ) || die $!;
 
-my @readers = ( '3M810', 'CPRM02' );
-my @rfid;
-
-foreach my $reader ( @readers ) {
-       next if $reader !~ /$only/i && $only ne $reader;
-       my $module = "RFID::Biblio::$reader";
-       eval "use $module";
-       die $@ if $@;
-       if ( my $rfid = $module->new( device => '/dev/ttyUSB0' ) ) {
-               push @rfid, $rfid;
-               warn "# added $module\n";
-       } else {
-               warn "# ignored $module\n";
-       }
-}
-
-use lib 'lib';
+my @rfid = RFID::Biblio::Readers->available( $only );
 
 do {
        foreach my $rfid ( @rfid ) {