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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

 

标签：wb,c#,HtmlAgilityPack,抓取,System,html,using,imei,new
来源： https://www.cnblogs.com/jjg0519/p/12610633.html