File Coverage

blib/lib/AnyEvent/Finger/Client.pm

Criterion	Covered	Total	%
statement	45	51	88.2
branch	10	14	71.4
condition	7	11	63.6
subroutine	9	11	81.8
pod	1	2	50.0
total	72	89	80.9

package AnyEvent::Finger::Client;

use strict;
use warnings;
use AnyEvent::Socket qw( tcp_connect );
use AnyEvent::Handle;
use Carp qw( carp );

# ABSTRACT: Simple asynchronous finger client
our $VERSION = '0.14'; # VERSION


sub new
{
  my $class = shift;
  my $args  = ref $_[0] eq 'HASH' ? (\%{$_[0]}) : ({@_});
  my $port  = $args->{port};
  $port = 79 unless defined $port;
  bless {
    hostname => $args->{hostname} || '127.0.0.1',
    port     => $port,
    timeout  => $args->{timeout}  || 60,
    on_error => $args->{on_error} || sub { carp $_[0] },
  }, $class;
}


sub finger
{
  my $self     = shift;
  my $request  = shift;
  $request = '' unless defined $request;
  my $callback = shift || sub {};
  my $args     = ref $_[0] eq 'HASH' ? (\%{$_[0]}) : ({@_});

  for(qw( hostname port timeout on_error ))
  {
    next if defined $args->{$_};
    $args->{$_} = $self->{$_};
  }

  tcp_connect $args->{hostname}, $args->{port}, sub {

    my($fh) = @_;
    return $args->{on_error}->("unable to connect: $!") unless $fh;

    my @lines;

    my $handle;
    $handle = AnyEvent::Handle->new(
      fh       => $fh,
      on_error => sub {
        my ($hdl, $fatal, $msg) = @_;
        $args->{on_error}->($msg);
        $_[0]->destroy;
      },
      on_eof   => sub {
        $handle->destroy;
        $callback->(\@lines);
      },
    );

    if(ref $request && $request->isa('AnyEvent::Finger::Request'))
    { $request = $request->{raw} }
    $handle->push_write("$request\015\012");

    $handle->on_read(sub {
      $handle->push_read( line => sub {
        my($handle, $line) = @_;
        $line =~ s/\015?\012//g;
        push @lines, $line;
      });
    });

  }, sub { $args->{timeout} };

  $self;
}

1;

__END__