class Session vk_params: null user: null constructor: (params) -> attrs = ['expire', 'mid', 'secret', 'sid', 'sig'] _params = {} for key in attrs if params[key]? _params[key] = params[key] @vk_params = _params setUser: (user) -> @user = user false getUser: -> @user query: (url, params, callback) -> q_params = @vk_params for attr in params q_params[attr] = params[attr] $.post url, q_params, callback false