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lib/Alice/HTTP/WebSocket.pm  view on Meta::CPAN

package Alice::HTTP::WebSocket;
use strict;
use warnings;
use parent 'Plack::Middleware';

our $VERSION = '0.01';
my $MAGIC = "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";

sub call {
    my ($self, $env) = @_;

    $env->{'websocket.impl'} = Alice::HTTP::WebSocket::Impl->new($env);

    return $self->app->($env);
}

package Alice::HTTP::WebSocket::Impl;
use Plack::Util::Accessor qw(env error_code version);
use Scalar::Util qw(weaken);
use IO::Handle;
use Protocol::WebSocket::Handshake::Server;

sub new {
    my ($class, $env) = @_;
    my $self = bless { env => $env }, $class;
    weaken $self->{env};
    return $self;
}

sub handshake {
    my $self = shift;

    my $env = $self->env;

    my $hs = Protocol::WebSocket::Handshake::Server->new_from_psgi($env);

    my $fh = $env->{'psgix.io'};
    unless ($fh and $hs->parse($fh)) {
      $self->error_code(501);
      return;
    }

    if ($hs->is_done) {
      $fh->autoflush;
      print $fh $hs->to_string;
      $self->version($hs->version);
      return $fh;
    }

    $self->error_code(500);
}

package AnyEvent::Handle::Message::WebSocket;
use Protocol::WebSocket::Frame;

sub anyevent_write_type {
    my ($handle, @args) = @_;
    Protocol::WebSocket::Frame->new(
      version => $handle->{ws_version},
      buffer  => (join "", @args),
    )->to_bytes;
}

sub anyevent_read_type {