Class: Faye::Dispatcher
- Inherits:
-
Object
- Object
- Faye::Dispatcher
- Extended by:
- Forwardable
- Defined in:
- lib/faye/protocol/dispatcher.rb
Defined Under Namespace
Classes: Envelope
Constant Summary collapse
- MAX_REQUEST_SIZE =
2048
- DEFAULT_RETRY =
5.0
- UP =
1
- DOWN =
2
Constants included from Logging
Instance Attribute Summary collapse
-
#client_id ⇒ Object
Returns the value of attribute client_id.
-
#cookies ⇒ Object
readonly
Returns the value of attribute cookies.
-
#endpoint ⇒ Object
readonly
Returns the value of attribute endpoint.
-
#headers ⇒ Object
readonly
Returns the value of attribute headers.
-
#max_request_size ⇒ Object
readonly
Returns the value of attribute max_request_size.
-
#proxy ⇒ Object
readonly
Returns the value of attribute proxy.
-
#retry ⇒ Object
readonly
Returns the value of attribute retry.
-
#timeout ⇒ Object
Returns the value of attribute timeout.
-
#transports ⇒ Object
readonly
Returns the value of attribute transports.
-
#ws_extensions ⇒ Object
readonly
Returns the value of attribute ws_extensions.
Instance Method Summary collapse
- #add_websocket_extension(extension) ⇒ Object
- #close ⇒ Object
- #connection_types ⇒ Object
- #disable(feature) ⇒ Object
- #endpoint_for(connection_type) ⇒ Object
- #handle_error(message, immediate = false) ⇒ Object
- #handle_response(reply) ⇒ Object
-
#initialize(client, endpoint, options) ⇒ Dispatcher
constructor
A new instance of Dispatcher.
- #select_transport(transport_types) ⇒ Object
- #send_message(message, timeout, options = {}) ⇒ Object
- #set_header(name, value) ⇒ Object
Methods included from Publisher
Constructor Details
#initialize(client, endpoint, options) ⇒ Dispatcher
Returns a new instance of Dispatcher.
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# File 'lib/faye/protocol/dispatcher.rb', line 21 def initialize(client, endpoint, ) super() @client = client @endpoint = Faye.parse_url(endpoint) @alternates = [:endpoints] || {} @cookies = CookieJar::Jar.new @disabled = [] @envelopes = {} @headers = {} @retry = [:retry] || DEFAULT_RETRY @scheduler = [:scheduler] || Faye::Scheduler @state = 0 @transports = {} @ws_extensions = [] @proxy = [:proxy] || {} @proxy = {:origin => @proxy} if String === @proxy [*[:websocket_extensions]].each do |extension| add_websocket_extension(extension) end @alternates.each do |type, url| @alternates[type] = Faye.parse_url(url) end @max_request_size = MAX_REQUEST_SIZE end |
Instance Attribute Details
#client_id ⇒ Object
Returns the value of attribute client_id.
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# File 'lib/faye/protocol/dispatcher.rb', line 18 def client_id @client_id end |
#cookies ⇒ Object (readonly)
Returns the value of attribute cookies.
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# File 'lib/faye/protocol/dispatcher.rb', line 19 def @cookies end |
#endpoint ⇒ Object (readonly)
Returns the value of attribute endpoint.
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# File 'lib/faye/protocol/dispatcher.rb', line 19 def endpoint @endpoint end |
#headers ⇒ Object (readonly)
Returns the value of attribute headers.
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# File 'lib/faye/protocol/dispatcher.rb', line 19 def headers @headers end |
#max_request_size ⇒ Object (readonly)
Returns the value of attribute max_request_size.
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# File 'lib/faye/protocol/dispatcher.rb', line 19 def max_request_size @max_request_size end |
#proxy ⇒ Object (readonly)
Returns the value of attribute proxy.
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# File 'lib/faye/protocol/dispatcher.rb', line 19 def proxy @proxy end |
#retry ⇒ Object (readonly)
Returns the value of attribute retry.
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# File 'lib/faye/protocol/dispatcher.rb', line 19 def retry @retry end |
#timeout ⇒ Object
Returns the value of attribute timeout.
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# File 'lib/faye/protocol/dispatcher.rb', line 18 def timeout @timeout end |
#transports ⇒ Object (readonly)
Returns the value of attribute transports.
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# File 'lib/faye/protocol/dispatcher.rb', line 19 def transports @transports end |
#ws_extensions ⇒ Object (readonly)
Returns the value of attribute ws_extensions.
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# File 'lib/faye/protocol/dispatcher.rb', line 19 def ws_extensions @ws_extensions end |
Instance Method Details
#add_websocket_extension(extension) ⇒ Object
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# File 'lib/faye/protocol/dispatcher.rb', line 56 def add_websocket_extension(extension) @ws_extensions << extension end |
#close ⇒ Object
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# File 'lib/faye/protocol/dispatcher.rb', line 68 def close transport = @transport @transport = nil transport.close if transport end |
#connection_types ⇒ Object
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# File 'lib/faye/protocol/dispatcher.rb', line 74 def connection_types Transport.connection_types end |
#disable(feature) ⇒ Object
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# File 'lib/faye/protocol/dispatcher.rb', line 60 def disable(feature) @disabled << feature end |
#endpoint_for(connection_type) ⇒ Object
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# File 'lib/faye/protocol/dispatcher.rb', line 52 def endpoint_for(connection_type) @alternates[connection_type] || @endpoint end |
#handle_error(message, immediate = false) ⇒ Object
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# File 'lib/faye/protocol/dispatcher.rb', line 140 def handle_error(, immediate = false) return unless envelope = @envelopes[['id']] return unless request = envelope.request request.callback do |req| req.close if req.respond_to?(:close) end scheduler = envelope.scheduler scheduler.fail! EventMachine.cancel_timer(envelope.timer) envelope.request = envelope.timer = nil if immediate send_envelope(envelope) else envelope.timer = EventMachine.add_timer(scheduler.interval) do envelope.timer = nil send_envelope(envelope) end end return if @state == DOWN @state = DOWN @client.trigger('transport:down') end |
#handle_response(reply) ⇒ Object
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# File 'lib/faye/protocol/dispatcher.rb', line 125 def handle_response(reply) envelope = @envelopes.delete(reply['id']) if reply.has_key?('successful') and envelope envelope.scheduler.succeed! EventMachine.cancel_timer(envelope.timer) if envelope.timer end trigger(:message, reply) return if @state == UP @state = UP @client.trigger('transport:up') end |
#select_transport(transport_types) ⇒ Object
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# File 'lib/faye/protocol/dispatcher.rb', line 78 def select_transport(transport_types) Transport.get(self, transport_types, @disabled) do |transport| debug('Selected ? transport for ?', transport.connection_type, transport.endpoint) next if transport == @transport @transport.close if @transport @transport = transport end end |
#send_message(message, timeout, options = {}) ⇒ Object
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# File 'lib/faye/protocol/dispatcher.rb', line 89 def (, timeout, = {}) id = ['id'] attempts = [:attempts] deadline = [:deadline] && Time.now.to_f + [:deadline] envelope = @envelopes[id] unless envelope scheduler = @scheduler.new(, :timeout => timeout, :interval => @retry, :attempts => attempts, :deadline => deadline) envelope = @envelopes[id] = Envelope.new(, scheduler, nil, nil) end send_envelope(envelope) end |
#set_header(name, value) ⇒ Object
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# File 'lib/faye/protocol/dispatcher.rb', line 64 def set_header(name, value) @headers[name.to_s] = value.to_s end |