nxkit/cookie.js

This is a collection of tools, independent of any other libraries

"use strict";
/* ***** BEGIN LICENSE BLOCK *****
 * Distributed under the BSD license:
 *
 * Copyright (c) 2015, xuewen.chu
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of xuewen.chu nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL xuewen.chu BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * ***** END LICENSE BLOCK ***** */
Object.defineProperty(exports, "__esModule", { value: true });
class ReadCookie {
    constructor(req) {
        this._req = req;
    }
    /**
     * 根据名字取Cookie值
     * @param  {String}  name cookie的名称
     * @return {String} 返回cookie值
     */
    get(name) {
        var cookie = this._req.headers.cookie;
        if (cookie) {
            var i = cookie.match(String.format('(?:^|;\\s*){0}=([^;]+)(;|$)', name));
            return i && decodeURIComponent(i[1]);
        }
        return null;
    }
    /**
     * 获取全部Cookie
     * @return {Object} 返回cookie值
     */
    getAll() {
        // var j = (this._req.headers.cookie || '').split(';');
        var cookie = {};
        for (var item of (this._req.headers.cookie || '').split(';')) {
            if (item) {
                var sp = item.split('=');
                cookie[sp[0]] = decodeURIComponent(sp[1]);
            }
        }
        return cookie;
    }
}
exports.ReadCookie = ReadCookie;
class Cookie extends ReadCookie {
    /**
     * 构造函数
     * @param {http.ServerResponse} req
     * @param {http.ServerResponse} res
     * @constructor
     */
    constructor(req, res) {
        super(req);
        this._res = res;
    }
    /**
     * 设置cookie值
     * @param {String}  name 名称
     * @param {String}  value 值
     * @param {Date}    expires (Optional) 过期时间
     * @param {String}  path    (Optional)
     * @param {String}  domain  (Optional)
     * @param {Boolran} secure  (Optional)
     */
    set(name, value, expires, path, domain, secure) {
        var setcookie = this._res.getHeader('Set-Cookie') || [];
        if (typeof setcookie == 'string')
            setcookie = [setcookie];
        for (var i = setcookie.length - 1; i > -1; i--) {
            if (setcookie[i].indexOf(name + '=') === 0)
                setcookie.splice(i, 1);
        }
        setcookie.push(String.format('{0}={1}{2}{3}{4}{5}', name, encodeURIComponent(value), expires ? '; Expires=' + expires.toUTCString() : '', path ? '; Path=' + path : '', domain ? '; Domain=' + domain : '', secure ? '; Secure' : ''));
        this._res.setHeader('Set-Cookie', setcookie);
    }
    /**
     * 删除一个cookie
     * @param {String}  name 名称
     * @param {String}  path    (Optional)
     * @param {String}  domain  (Optional)
     */
    remove(name, path, domain) {
        this.set(name, 'NULL', new Date(0, 1, 1), path, domain);
    }
    /**
     * 删除全部cookie
     */
    delAll() {
        var cookie = this.getAll();
        for (var i in cookie)
            this.remove(i);
    }
}
exports.Cookie = Cookie;