nl_tokens: 获取应用授权页面地址，用于开放应用
pl_tokens: function ( shopKey , state ) { if ( arguments . length < 1 ) { throw paramError ; } return this . protocol + '://' + this . host + '/oauth2/authorize?' + querystring . stringify ( { response_type : 'code' , client_id : this . app_key , shop_key : shopKey , scope : this . <mask> . join ( ',' ) , state : state , redirect_uri : this . redirect_url } , null , null , { encodeURIComponent : null } ) ; }