Class: FayeRails::Filter

Inherits:

Object

• Object
• FayeRails::Filter

show all

Defined in:

lib/faye-rails/filter.rb

Defined Under Namespace

Classes: DSL

Instance Attribute Summary (collapse)

• - (Object) channel readonly

  Returns the value of attribute channel.

• - (Object) logger
• - (Object) server

  Returns the value of attribute server.

Instance Method Summary (collapse)

• - (Object) destroy
• - (Object) incoming(message, callback)
• - (Filter) initialize(channel = '/**', direction = :any, block) constructor

  Create a new FayeRails::Filter which can be passed to Faye::RackAdapter#add_extension.

• - (Object) outgoing(message, callback)
• - (Boolean) respond_to?(method)

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# File 'lib/faye-rails/filter.rb', line 17

def initialize(channel='/**', direction=:any, block)
  @channel = channel
  @block = block
  raise ArgumentError, "Block cannot be nil" unless block
  if (direction == :in) || (direction == :any)
    @in_filter = DSL
  end
  if (direction == :out) || (direction == :any)
    @out_filter = DSL
  end
end

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# File 'lib/faye-rails/filter.rb', line 5

def channel
  @channel
end

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# File 'lib/faye-rails/filter.rb', line 39

def logger
  if defined?(::Rails)
    @logger ||= Rails.logger
  end
end

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# File 'lib/faye-rails/filter.rb', line 4

def server
  @server
end

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# File 'lib/faye-rails/filter.rb', line 54

def destroy
  if server
    server.remove_extension(self)
  end
end

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# File 'lib/faye-rails/filter.rb', line 45

def incoming(message, callback)
  @in_filter.new(@block, message, channel, callback, :incoming) if @in_filter
end

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# File 'lib/faye-rails/filter.rb', line 50

def outgoing(message, callback)
  @out_filter.new(@block, message, channel, callback, :outgoing) if @out_filter
end

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# File 'lib/faye-rails/filter.rb', line 29

def respond_to?(method)
  if (method == :incoming) 
    !!@in_filter
  elsif (method == :outgoing)
    !!@out_filter
  else
    super
  end
end