c#实现从其他网站抓取imei码信息,手工输入验证码

 

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功能：从其他网站手工输入验证码并抓取手机IMEI信息

 

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

using System.Net;

using System.IO;

     

namespace getImei

{

    public partial class Form1 : Form

    {

        private String imgUrl;

        string url = "http://abc.aspx";//抓取的地址

        private WebBrowser wb = new WebBrowser();

        Uri baseUri;

        WebClient wc = new WebClient();

     

        public Form1()

        {

            InitializeComponent();

        }

     

        private void Form1_Load(object sender, EventArgs e)

        {

            wb.Navigate(url);

            wb.DocumentCompleted += new WebBrowserDocumentCompletedEventHandler(webBrowser_DocumentCompleted);

     

        }

     

        //重新获取验证码

        private void button1_Click(object sender, EventArgs e)

        {

             wb.Navigate(url);

             wb.DocumentCompleted += new WebBrowserDocumentCompletedEventHandler(webBrowser_DocumentCompleted);

     

        }

     

        private void webBrowser_DocumentCompleted(object sender, WebBrowserDocumentCompletedEventArgs e)

        {

            if (wb.Document.Url == e.Url)

            {

                //加载完毕。

                HtmlAgilityPack.HtmlDocument html = new HtmlAgilityPack.HtmlDocument();

                html.LoadHtml(wb.DocumentText);

                HtmlAgilityPack.HtmlNode htmlNode = html.DocumentNode;

                HtmlAgilityPack.HtmlNode tagImg = htmlNode.SelectSingleNode("//*[@id="SNTD"]/img");

                if (tagImg != null)

                {

                    string imgReUri = tagImg.GetAttributeValue("src", "");

                    baseUri = new Uri(url);

                    Uri imgUri = new Uri(baseUri, imgReUri);

     

                    byte[] imgData = wc.DownloadData(imgUri);

     

                    pictureBox1.Image = BytesToImage(imgData);

                }

            }

            if (wb.Document.Url.ToString().Contains("Check/IMEIValidateDetail.aspx?a="))

            {

                //内容

                HtmlAgilityPack.HtmlDocument html = new HtmlAgilityPack.HtmlDocument();

                html.LoadHtml(wb.DocumentText);

                HtmlAgilityPack.HtmlNode htmlNode = html.DocumentNode;

                HtmlAgilityPack.HtmlNode summary = htmlNode.SelectSingleNode("//table[@class="checkContent2"]");

                if (summary != null)

                {

                    //webBrowser1.DocumentText = summary.InnerText;

                    richTextBox1.Text = summary.InnerHtml;

                }

     

                //图片

                HtmlAgilityPack.HtmlNode iframe = htmlNode.SelectSingleNode("//table[@class="checkContent2"]/tr[1]/td[1]/iframe");

                if (iframe != null)

                {

                    string frameRes = iframe.GetAttributeValue("src", "无图片");

                    Uri frameUri = new Uri(baseUri, frameRes);

                    string iframePageData = wc.DownloadString(frameUri);

                    html.LoadHtml(iframePageData);

                    htmlNode = html.DocumentNode;

                    HtmlAgilityPack.HtmlNode imgNode = htmlNode.SelectSingleNode("//*[@id="imgEQ"]");

                    if (imgNode != null)

                    {

                        string thumbRes = imgNode.GetAttributeValue("src", "");

                        Uri thumbUri = new Uri(baseUri, thumbRes);

                        pictureBox2.Load(thumbUri.ToString());

                    }

     

                }

            }

        }

     

        public static Image BytesToImage(byte[] bytes)

        {

            MemoryStream ms = new MemoryStream(bytes);

            Image img = Image.FromStream(ms);

            return img;

        }

     

        //抓取IMEI内容

        private void button2_Click(object sender, EventArgs e)

        {

            wb.Document.GetElementById("ctl00$ContentPlaceHolder1$IMEICode").InnerText = "****************";//手机IMET号码

            wb.Document.GetElementById("ctl00_ContentPlaceHolder1_txtValidateCode").InnerText = textBox1.Text;

            wb.Document.GetElementById("ctl00_ContentPlaceHolder1_submit").InvokeMember("click");

            while (wb.ReadyState != WebBrowserReadyState.Complete)

            {

                Application.DoEvents();

            }

        }

        //查看详细信息

        private void button3_Click(object sender, EventArgs e)

        {

            foreach (HtmlElement he in wb.Document.GetElementsByTagName("a"))

            {

                if ("（查看详细）".Equals(he.InnerText.Trim()))

                {

                    he.InvokeMember("click");

                    break;

                }

            }

        }

     

     

     

    }

}

 

　　

 

控件：

 

pictureBox1

 

label1

 

textBox1

 

button1

 

button2

 

button3

 

pictureBox2

 

richTextBox1

 

引用：

 

下载HtmlAgilityPack，添加引用，下载地址：http://htmlagilitypack.codeplex.com/ ，点击右侧的download即可下载

 

效果：

 

 

原文：http://www.yzswyl.cn/blread-1603.html