Class: OpenID::Server::SigningEncoder

Inherits:
Encoder
  • Object
show all
Defined in:
lib/openid/server.rb

Overview

I encode responses in to WebResponses, signing them when required.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(signatory) ⇒ SigningEncoder

Create a SigningEncoder given a Signatory



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# File 'lib/openid/server.rb', line 1185

def initialize(signatory)
  @signatory = signatory
end

Instance Attribute Details

#signatory ⇒ Object

Returns the value of attribute signatory.



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# File 'lib/openid/server.rb', line 1182

def signatory
  @signatory
end

Instance Method Details

#encode(response) ⇒ Object

Encode a response to a WebResponse, signing it first if appropriate.

Raises EncodingError when I can’t figure out how to encode this message.

Raises AlreadySigned when this response is already signed.



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# File 'lib/openid/server.rb', line 1196

def encode(response)
  # the is_a? is a bit of a kludge... it means there isn't
  # really an adapter to make the interfaces quite match.
  if !response.is_a?(Exception) and response.needs_signing()
    if !@signatory
      raise ArgumentError.new(
        sprintf("Must have a store to sign this request: %s",
                response), response)
    end

    if response.fields.has_key?(OPENID_NS, 'sig')
      raise AlreadySigned.new(response)
    end

    response = @signatory.sign(response)
  end

  return super(response)
end