1  /*!
  2   * Connect - session - Cookie
  3   * Copyright(c) 2010 Sencha Inc.
  4   * Copyright(c) 2011 TJ Holowaychuk
  5   * MIT Licensed
  6   */
  7  
  8  'use strict';
  9  
 10  /**
 11   * Module dependencies.
 12   */
 13  
 14  var cookie = require('cookie')
 15  var deprecate = require('depd')('express-session')
 16  
 17  /**
 18   * Initialize a new `Cookie` with the given `options`.
 19   *
 20   * @param {IncomingMessage} req
 21   * @param {Object} options
 22   * @api private
 23   */
 24  
 25  var Cookie = module.exports = function Cookie(options) {
 26    this.path = '/';
 27    this.maxAge = null;
 28    this.httpOnly = true;
 29  
 30    if (options) {
 31      if (typeof options !== 'object') {
 32        throw new TypeError('argument options must be a object')
 33      }
 34  
 35      for (var key in options) {
 36        if (key !== 'data') {
 37          this[key] = options[key]
 38        }
 39      }
 40    }
 41  
 42    if (this.originalMaxAge === undefined || this.originalMaxAge === null) {
 43      this.originalMaxAge = this.maxAge
 44    }
 45  };
 46  
 47  /*!
 48   * Prototype.
 49   */
 50  
 51  Cookie.prototype = {
 52  
 53    /**
 54     * Set expires `date`.
 55     *
 56     * @param {Date} date
 57     * @api public
 58     */
 59  
 60    set expires(date) {
 61      this._expires = date;
 62      this.originalMaxAge = this.maxAge;
 63    },
 64  
 65    /**
 66     * Get expires `date`.
 67     *
 68     * @return {Date}
 69     * @api public
 70     */
 71  
 72    get expires() {
 73      return this._expires;
 74    },
 75  
 76    /**
 77     * Set expires via max-age in `ms`.
 78     *
 79     * @param {Number} ms
 80     * @api public
 81     */
 82  
 83    set maxAge(ms) {
 84      if (ms && typeof ms !== 'number' && !(ms instanceof Date)) {
 85        throw new TypeError('maxAge must be a number or Date')
 86      }
 87  
 88      if (ms instanceof Date) {
 89        deprecate('maxAge as Date; pass number of milliseconds instead')
 90      }
 91  
 92      this.expires = typeof ms === 'number'
 93        ? new Date(Date.now() + ms)
 94        : ms;
 95    },
 96  
 97    /**
 98     * Get expires max-age in `ms`.
 99     *
100     * @return {Number}
101     * @api public
102     */
103  
104    get maxAge() {
105      return this.expires instanceof Date
106        ? this.expires.valueOf() - Date.now()
107        : this.expires;
108    },
109  
110    /**
111     * Return cookie data object.
112     *
113     * @return {Object}
114     * @api private
115     */
116  
117    get data() {
118      return {
119        originalMaxAge: this.originalMaxAge,
120        partitioned: this.partitioned,
121        priority: this.priority
122        , expires: this._expires
123        , secure: this.secure
124        , httpOnly: this.httpOnly
125        , domain: this.domain
126        , path: this.path
127        , sameSite: this.sameSite
128      }
129    },
130  
131    /**
132     * Return a serialized cookie string.
133     *
134     * @return {String}
135     * @api public
136     */
137  
138    serialize: function(name, val){
139      return cookie.serialize(name, val, this.data);
140    },
141  
142    /**
143     * Return JSON representation of this cookie.
144     *
145     * @return {Object}
146     * @api private
147     */
148  
149    toJSON: function(){
150      return this.data;
151    }
152  };