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|
package Net::Termcast;
use Moose;
use MooseX::AttributeHelpers;
use IO::Socket::Telnet;
use Term::VT102;
has host => (
is => 'ro',
isa => 'Str',
default => 'termcast.org',
);
has port => (
is => 'ro',
isa => 'Int',
default => 23,
);
has rows => (
is => 'ro', # should be rw at some point
isa => 'Int',
default => 24,
);
has cols => (
is => 'ro', # should be rw at some point
isa => 'Int',
default => 80,
);
has in_menu => (
is => 'rw',
isa => 'Bool',
default => 0,
init_arg => undef,
);
has sessions => (
traits => ['Collection::ImmutableHash'],
is => 'ro',
writer => '_set_sessions',
isa => 'HashRef[Net::Termcast::Session]',
default => sub { {} },
init_arg => undef,
provides => {
get => 'session',
exists => 'has_session',
},
);
has _vt => (
is => 'ro',
isa => 'Term::VT102',
lazy => 1,
default => sub {
my $self = shift;
my $vt = Term::VT102->new(cols => $self->cols, rows => $self->rows);
$vt->option_set(LINEWRAP => 1);
$vt->option_set(LFTOCRLF => 1);
return $vt;
},
init_arg => undef,
);
has _sock => (
is => 'ro',
isa => 'IO::Socket::Telnet',
lazy => 1,
default => sub {
my $self = shift;
my $socket = IO::Socket::Telnet->new(
PeerAddr => $self->host,
PeerPort => $self->port,
);
die "Unable to connect to " . $self->host . ": $!"
if !defined($socket);
return $socket;
},
init_arg => undef,
);
sub BUILD {
my $self = shift;
$self->in_menu(1);
$self->_get_menu;
}
sub refresh {
my $self = shift;
$self->_sock->send(' ', 0);
$self->_get_menu;
}
sub select_session {
my $self = shift;
my ($session) = @_;
return unless exists $self->sessions->{$session};
$self->_sock->send('q', 0) if $self->in_menu;
$self->_sock->send($session, 0);
$self->_get_screen;
$self->in_menu(0);
}
# XXX: these two should use color at some point
sub screen_rows {
my $self = shift;
my @rows;
push @rows, $self->_vt->row_plaintext($_) for 1..$self->rows;
return @rows;
}
sub screen {
my $self = shift;
return join "\n", $self->screen_rows;
}
sub _get_screen {
my $self = shift;
my $screen;
$self->_sock->recv($screen, 4096, 0);
$self->_vt->process($screen);
}
sub _get_menu {
my $self = shift;
return unless $self->in_menu;
$self->_get_screen;
$self->_parse_menu;
}
# XXX: need to handle multiple pages
sub _parse_menu {
my $self = shift;
my %sessions;
for my $row ($self->screen_rows) {
next unless $row =~ /^ ([a-z])\) (\w+) \(idle ([^,]+), connected ([^,]+), (\d+) viewers?, (\d+) bytes?\)/;
my ($session, $name, $idle, $connected, $viewers, $bytes) = ($1, $2, $3, $4, $5, $6);
$sessions{$session} = Net::Termcast::Session->new(
name => $name,
idle => $idle,
connected => $connected,
viewers => $viewers,
bytes => $bytes,
);
}
$self->_set_sessions(\%sessions);
}
__PACKAGE__->meta->make_immutable;
no Moose;
1;
|
