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package GPS; |
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|
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use strict; |
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use warnings; |
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use POSIX (); |
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use Coro::Socket; |
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|
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our $VERSION = 0.01; |
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|
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sub new { |
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my ($class, %arg) = @_; |
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$arg{port} ||= 2947; |
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$arg{host} ||= 'localhost'; |
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|
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my $sock = new Coro::Socket PeerHost => $arg{host}, PeerPort => $arg{port} |
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or die 'GPSD ($arg{host}:$arg{port}): $!'; |
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print $sock "HELO\n"; |
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<$sock> =~ /GPSD/ or die 'no GPSD'; |
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|
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bless { |
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fh => $sock, |
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minpoll => $arg{minpoll} || 1, |
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last => 0, |
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data => {} |
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}, $class; |
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} |
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|
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sub poll { |
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my $self = shift; |
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|
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print {$self->{fh}} "dpva\n"; |
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|
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if ($self->{fh}->readline =~ m%GPSD,D=(\d\d)/(\d\d)/(\d\d\d\d) (\d\d):(\d\d):(\d\d),P=([\-0-9.]+) ([\-0-9.]+),V=([0-9.]+),A=([\-0-9.]+)%) { |
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local $ENV{TZ} = "+0000"; |
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warn "$6,$5,$4,$1,$2,$3,0,0\n"; |
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$self->{data} = { |
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time => (POSIX::mktime $6,$5,$4,$2,$1-1,$3-1900,0,0), |
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lat => $7, |
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long => $8, |
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v => $9, |
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alt => $10, |
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}; |
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$self->{last} = time; |
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} |
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} |
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|
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sub data { |
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$_[0]->poll if time - $_[0]{last} >= $_[0]{minpoll}; |
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$_[0]{data}; |
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} |
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|
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1; |
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