Class: Punchblock::Translator::Asterisk

Inherits:
Object
  • Object
show all
Extended by:
ActiveSupport::Autoload
Includes:
Celluloid
Defined in:
lib/punchblock/translator/asterisk.rb,
lib/punchblock/translator/asterisk/call.rb,
lib/punchblock/translator/asterisk/component.rb,
lib/punchblock/translator/asterisk/component/input.rb,
lib/punchblock/translator/asterisk/component/output.rb,
lib/punchblock/translator/asterisk/component/asterisk.rb,
lib/punchblock/translator/asterisk/component/asterisk/ami_action.rb,
lib/punchblock/translator/asterisk/component/asterisk/agi_command.rb

Defined Under Namespace

Modules: Component Classes: Call

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(ami_client, connection, media_engine = nil) ⇒ Asterisk

Returns a new instance of Asterisk.



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# File 'lib/punchblock/translator/asterisk.rb', line 16

def initialize(ami_client, connection, media_engine = nil)
  pb_logger.debug "Starting up..."
  @ami_client, @connection, @media_engine = ami_client, connection, media_engine
  @calls, @components, @channel_to_call_id = {}, {}, {}
  @fully_booted_count = 0
end

Instance Attribute Details

#ami_client ⇒ Object (readonly)

Returns the value of attribute ami_client.



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# File 'lib/punchblock/translator/asterisk.rb', line 14

def ami_client
  @ami_client
end

#calls ⇒ Object (readonly)

Returns the value of attribute calls.



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# File 'lib/punchblock/translator/asterisk.rb', line 14

def calls
  @calls
end

#connection ⇒ Object (readonly)

Returns the value of attribute connection.



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# File 'lib/punchblock/translator/asterisk.rb', line 14

def connection
  @connection
end

#media_engine ⇒ Object (readonly)

Returns the value of attribute media_engine.



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# File 'lib/punchblock/translator/asterisk.rb', line 14

def media_engine
  @media_engine
end

Instance Method Details

#call_for_channel(channel) ⇒ Object 



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# File 'lib/punchblock/translator/asterisk.rb', line 32

def call_for_channel(channel)
  call = call_with_id @channel_to_call_id[channel]
  pb_logger.trace "Looking up call for channel #{channel} from #{@channel_to_call_id}. Found: #{call || 'none'}"
  call
end

#call_with_id(call_id) ⇒ Object 



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# File 'lib/punchblock/translator/asterisk.rb', line 28

def call_with_id(call_id)
  @calls[call_id]
end

#component_with_id(component_id) ⇒ Object 



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# File 'lib/punchblock/translator/asterisk.rb', line 42

def component_with_id(component_id)
  @components[component_id]
end

#execute_call_command(command) ⇒ Object 



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# File 'lib/punchblock/translator/asterisk.rb', line 103

def execute_call_command(command)
  if call = call_with_id(command.call_id)
    call.execute_command! command
  else
    command.response = ProtocolError.new 'call-not-found', "Could not find a call with ID #{command.call_id}", command.call_id
  end
end

#execute_command(command, options = {}) ⇒ Object 



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# File 'lib/punchblock/translator/asterisk.rb', line 87

def execute_command(command, options = {})
  pb_logger.debug "Executing command #{command.inspect}"
  command.request!

  command.call_id ||= options[:call_id]
  command.component_id ||= options[:component_id]

  if command.call_id
    execute_call_command command
  elsif command.component_id
    execute_component_command command
  else
    execute_global_command command
  end
end

#execute_component_command(command) ⇒ Object 



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# File 'lib/punchblock/translator/asterisk.rb', line 111

def execute_component_command(command)
  if (component = component_with_id(command.component_id))
    component.execute_command! command
  else
    command.response = ProtocolError.new 'component-not-found', "Could not find a component with ID #{command.component_id}", command.call_id, command.component_id
  end
end

#execute_global_command(command) ⇒ Object 



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# File 'lib/punchblock/translator/asterisk.rb', line 119

def execute_global_command(command)
  case command
  when Punchblock::Component::Asterisk::AMI::Action
    component = Component::Asterisk::AMIAction.new command, current_actor
    register_component component
    component.execute!
  when Punchblock::Command::Dial
    call = Call.new command.to, current_actor
    register_call call
    call.dial! command
  else
    command.response = ProtocolError.new 'command-not-acceptable', "Did not understand command"
  end
end

#handle_ami_event(event) ⇒ Object 



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# File 'lib/punchblock/translator/asterisk.rb', line 52

def handle_ami_event(event)
  return unless event.is_a? RubyAMI::Event
  pb_logger.trace "Handling AMI event #{event.inspect}"
  if event.name.downcase == "fullybooted"
    pb_logger.trace "Counting FullyBooted event"
    @fully_booted_count += 1
    if @fully_booted_count >= 2
      handle_pb_event Connection::Connected.new
      @fully_booted_count = 0
    end
    return
  end

  if event.name == 'VarSet' && event['Variable'] == 'punchblock_call_id' && (call = call_with_id event['Value'])
    pb_logger.trace "Received a VarSet event indicating the full channel for call #{call}"
    @channel_to_call_id.delete call.channel
    pb_logger.trace "Removed call with old channel from channel map: #{@channel_to_call_id}"
    call.channel = event['Channel']
    register_call call
  end

  if call = call_for_channel(event['Channel'])
    pb_logger.trace "Found call by channel matching this event. Sending to call #{call.id}"
    call.process_ami_event! event
  elsif event.name.downcase == "asyncagi" && event['SubEvent'] == "Start"
    handle_async_agi_start_event event
  end

  handle_pb_event Event::Asterisk::AMI::Event.new(:name => event.name, :attributes => event.headers)
end

#handle_pb_event(event) ⇒ Object 



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# File 'lib/punchblock/translator/asterisk.rb', line 83

def handle_pb_event(event)
  connection.handle_event event
end

#register_call(call) ⇒ Object 



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# File 'lib/punchblock/translator/asterisk.rb', line 23

def register_call(call)
  @channel_to_call_id[call.channel] = call.id
  @calls[call.id] ||= call
end

#register_component(component) ⇒ Object 



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# File 'lib/punchblock/translator/asterisk.rb', line 38

def register_component(component)
  @components[component.id] ||= component
end

#send_ami_action(name, headers = {}, &block) ⇒ Object 



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# File 'lib/punchblock/translator/asterisk.rb', line 134

def send_ami_action(name, headers = {}, &block)
  ami_client.send_action name, headers, &block
end

#shutdown ⇒ Object 



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# File 'lib/punchblock/translator/asterisk.rb', line 46

def shutdown
  pb_logger.debug "Shutting down"
  @calls.values.each &:shutdown!
  current_actor.terminate!
end