Class: SimpleClient::Signature

Inherits:
Object
  • Object
show all
Defined in:
lib/simple/signature.rb

Constant Summary collapse

ATTR = 
[
	:api_key,
	:api_secret,
	:digest
]

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(params) ⇒ Signature

Returns a new instance of Signature.



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# File 'lib/simple/signature.rb', line 18

def initialize(params)
	ATTR.each { |attr| instance_variable_set("@#{attr}", params[attr]) if params[attr] }
	@digest = "sha256" if !@digest
	@client_request_id = SecureRandom.uuid
	@timestamp = DateTime.now.strftime("%Q")
end

Instance Attribute Details

#client_request_id ⇒ Object (readonly)

Returns the value of attribute client_request_id.



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# File 'lib/simple/signature.rb', line 16

def client_request_id
  @client_request_id
end

#timestamp ⇒ Object (readonly)

Returns the value of attribute timestamp.



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# File 'lib/simple/signature.rb', line 16

def timestamp
  @timestamp
end

Instance Method Details

#jsonify(model) ⇒ Object 



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# File 'lib/simple/signature.rb', line 32

def jsonify(model)
	return model if model.nil? || model.is_a?(String)
	local_body = nil
	if model.is_a?(Array)
		local_body = model.map{|m| object_to_hash(m) }
	else
		local_body = object_to_hash(model)
	end
	local_body.to_json
end

#object_to_hash(obj) ⇒ Object 



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# File 'lib/simple/signature.rb', line 43

def object_to_hash(obj)
	if obj.respond_to?(:to_hash)
 		obj.to_hash
	else
		obj
	end
end

#sign(payload = nil) ⇒ Object 



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# File 'lib/simple/signature.rb', line 25

def sign(payload=nil)
	data = @api_key + @client_request_id + @timestamp
	data += jsonify(payload) if payload
	hmac = OpenSSL::HMAC.hexdigest(@digest, @api_secret, data)
	Base64.urlsafe_encode64(hmac)
end