int searchType = 0;//查询类型:0,离线；1,在线（百度）；
/// <summary>
/// 离线查询
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnIPSeach_Click(object sender, EventArgs e)
{
searchType = 0;
if (txtIPList.Text == "")
{
MessageBox.Show("请输入要查找的IP地址");
return;
}
//校验IP列表的合法性
Regex reg = new Regex(@"((2[0-4]\d|25[0-5]|[01]?\d\d?)\.){3}(2[0-4]\d|25[0-5]|[01]?\d\d?)");
//按每一行进行查找
IP.EnableFileWatch = true;
IP.Load("17monipdb.dat");
string resultMsg = "";
string[] ipArr = txtIPList.Text.Split('\n');
for (int i = 0; i < ipArr.Length; i++)
{
if (ipArr[i] != "")
{
try
{
string ip = reg.Match(ipArr[i]).Value;
resultMsg += ip + "," + string.Join(",", IP.Find(ip)) + "\r\n";
}
catch
{
resultMsg += ipArr[i] + ",不合法的IP地址,,,\r\n";
}
}
else
{
resultMsg += ",,,,\r\n";
}
}
txtResult.Text = resultMsg;
}
/// <summary>
/// 查询本机IP
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnLocalIP_Click(object sender, EventArgs e)
{
//http://api.ipip.net/api.php?a=ipdb
//113.119.134.38|20150801|http://s.qdcdn.com/17mon/17monipdb.dat
IP.EnableFileWatch = true;
IP.Load("17monipdb.dat");
string getIPDBUrl = "http://api.ipip.net/api.php?a=ipdb";
WebRequest webReq = WebRequest.Create(getIPDBUrl);
WebResponse webResp = webReq.GetResponse();
Stream stream = webResp.GetResponseStream();
StreamReader sr = new StreamReader(stream, Encoding.UTF8);
string html = sr.ReadToEnd();
sr.Close();
stream.Close();
string ip = html.Split('|')[0];
txtResult.Text = ip + "," + string.Join(",", IP.Find(ip)) + "\r\n";
}