Class: TurboCable::RackHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/turbo_cable/rack_handler.rb

Overview

Rack middleware for handling WebSocket connections using Rack hijack Uses RFC 6455 WebSocket protocol (no dependencies required)

Constant Summary collapse

GUID = 
"258EAFA5-E914-47DA-95CA-C5AB0DC85B11"

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ RackHandler

Returns a new instance of RackHandler.



11
12
13
14
15
 
# File 'lib/turbo_cable/rack_handler.rb', line 11

def initialize(app)
  @app = app
  @connections = {} # stream => [sockets]
  @mutex = Mutex.new
end

Instance Method Details

#call(env) ⇒ Object 



17
18
19
20
21
22
23
24
25
26
27
28
 
# File 'lib/turbo_cable/rack_handler.rb', line 17

def call(env)
  # Handle WebSocket upgrade for /cable
  if env["PATH_INFO"] == "/cable" && websocket_request?(env)
    handle_websocket(env)
    # Return -1 to indicate we've hijacked the connection
    [ -1, {}, [] ]
  elsif env["PATH_INFO"] == "/_broadcast" && env["REQUEST_METHOD"] == "POST"
    handle_broadcast(env)
  else
    @app.call(env)
  end
end