json responses

gistfile1.txt

def render_json_response(type, hash)
	unless [ :ok, :error ].include?(type)
		raise "Invalid json response type: #{type}"
	end


	default_json_structure = {
		:status => type,
		:data => nil,
		:error => nil,
		:message => nil}.merge(hash)

	render_options = {:json => default_json_structure.reject{|k,v| v.nil?}}
	render_options[:status] = 400 if type == :error

	render(render_options)
end