发布于 2016-06-13 03:44:33 | 112 次阅读 | 评论: 1 | 来源: 网友投递

这里有新鲜出炉的精品教程,程序狗速度看过来!

ASP.NET

ASP.NET 是.NET FrameWork的一部分,是一项微软公司的技术,是一种使嵌入网页中的脚本可由因特网服务器执行的服务器端脚本技术,它可以在通过HTTP请求文档时再在Web服务器上动态创建它们。 指 Active Server Pages(动态服务器页面) ,运行于 IIS(Internet Information Server 服务,是Windows开发的Web服务器)之中的程序 。


让我纠结了一天多的问题,给大家看下,有相同情况的可以不用浪费时间了,本人当时找了好半天都没找到什么有用的信息,项目在本地没有问题,但部署在服务器后,获取不到https页面的信息,加入下面的代码就可以了,因为iis7.5的安全协议比较高的原因。

我的获取页面需要cookie,不需要的可以去掉;

GET的方法:


/// <summary>
        /// 获取URL访问的HTML内容 获取https 页面的
        /// </summary>
        /// <param name="Url">URL地址</param>
        /// <returns>HTML内容</returns>
        public static string GetWebContent(string Url, CookieContainer cookieContainer)
        {
            string strResult = "";
            try
            {
                ServicePointManager.Expect100Continue = true;
                ServicePointManager.SecurityProtocol = SecurityProtocolType.Ssl3;
                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url);
                request.CookieContainer = cookieContainer;
                request.Timeout = 30000;
                request.Headers.Set("Pragma", "no-cache");

                HttpWebResponse response = (HttpWebResponse)request.GetResponse();
                Stream streamReceive = response.GetResponseStream();

                Encoding encoding = Encoding.GetEncoding("utf-8");
                StreamReader streamReader = new StreamReader(streamReceive, encoding);
                strResult = streamReader.ReadToEnd();
            }
            catch
            {

            }
            return strResult;
        }

 POST的方法:


/// <summary>
        /// post提交数据到https
        /// </summary>
        /// <param name="posturl"></param>
        /// <param name="postdata"></param>
        /// <param name="header"></param>
        /// <param name="cookieContainer"></param>
        /// <returns></returns>
        public static string SetPostHtml(string posturl, string postdata, HttpHeader header, CookieContainer cookieContainer)
        {
            string restr = "";
            ServicePointManager.Expect100Continue = true;
            ServicePointManager.SecurityProtocol = SecurityProtocolType.Ssl3;
            HttpWebRequest request = null;
            HttpWebResponse response = null;
            request = (HttpWebRequest)WebRequest.Create(posturl);
            request.CookieContainer = cookieContainer;
            request.Method = header.method;
            request.Referer = header.Referer;
            request.ContentType = header.contentType;
            byte[] postdatabyte = Encoding.UTF8.GetBytes(postdata);
            request.ContentLength = postdatabyte.Length;
            request.AllowAutoRedirect = false;
            request.KeepAlive = true;
            //提交请求
            Stream stream;
            stream = request.GetRequestStream();
            stream.Write(postdatabyte, 0, postdatabyte.Length);
            stream.Close();
            //接收响应
            response = (HttpWebResponse)request.GetResponse();
            using (StreamReader reader = new StreamReader(response.GetResponseStream()))
            {
                restr = reader.ReadToEnd().ToString();
            }
            return restr;
        }



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qgqqs 发布于2016-09-02 22:11:53
不错,成功了,谢谢哈
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