IM实践——1

未分类

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
using Winista.Text.HtmlParser;
using Winista.Text.HtmlParser.Util;
using Winista.Text.HtmlParser.Http;
using Winista.Text.HtmlParser.Visitors;
using Winista.Text.HtmlParser.Filters;
using Winista.Text.HtmlParser.Tags;
using Winista.Text.HtmlParser.Lex;
using Winista.Text.HtmlParser.Nodes;
namespace MSNPSharpClient.SearchIP
{
    class SearchIP
    {
        public string GetSearchIP(string IP)
        {
            GetSearchIPHtmlCode getUrlAndHtmlCode = new GetSearchIPHtmlCode();
            string str = "";
            Lexer lexer = new Lexer(getUrlAndHtmlCode.getSearchIPHtmlCode(IP));
            Parser myparser = new Parser(lexer);
            NodeFilter filter = new NodeClassFilter(typeof(TableTag));
            NodeList nodelist = myparser.ExtractAllNodesThatMatch(filter);
            str = nodelist.ElementAt(2).ToPlainTextString();
            string strInfo = "";
            Char[] c = str.ToCharArray();
            for (int i = 0; i < c.Length; i++)
            {
                if (c[i].ToString() != "/n" && c[i].ToString() != "/t" && c[i].ToString() != "/r")
                {
                    strInfo += c[i].ToString().Trim();
                }
            }
            int m = nodelist.Count;
            strInfo = strInfo.Replace(" ", "");
            strInfo = strInfo.Replace("如果您发现查询结果不详细或不正确，请使用IP数据库自助添加功能进行修正", "");
            //ip138.com IP查询(搜索IP地址的地理位置)
            strInfo = strInfo.Replace("ip138.comIP查询(搜索IP地址的地理位置)", "");
            //Console.WriteLine(strInfo);
            //Console.ReadKey();
            return strInfo;
        }
    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net;
namespace MSNPSharpClient.SearchIP
{
    class GetSearchIPHtmlCode
    {
        public string getSearchIPUrl(string IP)
        {
            Encoding gb2312 = Encoding.GetEncoding("gb2312");
            //string SimplifiedChinese=Strings.StrConv(City);//繁體轉換成簡體失敗
            string strIP = System.Web.HttpUtility.UrlEncode(IP, gb2312);
            //http://www.ip138.com/ips.asp?ip=25.205.25.23
            string IDSearchUrl = "http://www.ip138.com/ips.asp?ip=" + strIP;
            //Console.WriteLine(CityUrl);
            //Console.ReadKey();
            return IDSearchUrl;
        }
        public string getSearchIPHtmlCode(string IP)
        {
            string url = getSearchIPUrl(IP);
            WebClient webclient = new WebClient();
            webclient.Encoding = Encoding.Default;
            string htmlcode = webclient.DownloadString(url);
            return htmlcode;
        }
    }
}