一个登录论坛并上传帖子和文件的代码
2013-12-18 11:19 rq204 阅读(637) 评论(1) 编辑 收藏 举报以前的，现在准备删除，就这里存档了的。一般获取网页和登录用得着的。
下载地址:https://files.cnblogs.com/rq204/%E7%99%BB%E5%BD%95%E8%AE%BA%E5%9D%9B%E5%B9%B6%E5%8F%91%E8%A1%A8%E5%B8%96%E5%AD%90%E7%9A%84%E4%BB%A3%E7%A0%81.rar
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
namespace BBSEasy
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private System.Net.CookieCollection cookie = new System.Net.CookieCollection();
private void btnLogin_Click(object sender, EventArgs e)
{
if (this.tbPassword.Text == "" || this.tbUserName.Text == "") return;
string posturl = "http://www.aippt.cn/member.php?mod=logging&action=login&loginsubmit=yes&infloat=yes&lssubmit=yes&inajax=1";
System.Net.HttpWebRequest request = this.CreateHttp(posturl);
string postdata = "username=" + ed(this.tbUserName.Text) + "&cookietime=2592000&password=" + ed(this.tbPassword.Text) + "&quickforward=yes&handlekey=ls";
byte[] bt = System.Text.Encoding.UTF8.GetBytes(postdata);
request.ContentLength = bt.Length;
System.IO.Stream sm = request.GetRequestStream();
sm.Write(bt, 0, bt.Length);
sm.Close();
System.Net.HttpWebResponse response = (System.Net.HttpWebResponse)request.GetResponse();
string html = this.GetHtml(response);
if (html.Contains("window.location.href='http://www.aippt.cn/';<"))
{
this.cookie = response.Cookies;
MessageBox.Show("登录成功");
}
else
{
MessageBox.Show(html, "登录失败");
}
}
private void Form1_Load(object sender, EventArgs e)
{
}
private void button2_Click(object sender, EventArgs e)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Multiselect = true;
if (ofd.ShowDialog() == DialogResult.OK)
{
this.tbFile.Tag = ofd.FileNames;
this.tbFile.Clear();
foreach (string f in ofd.FileNames)
{
this.tbFile.Text += f + ";";
}
}
}
private string ed(string s)
{
return System.Web.HttpUtility.UrlEncode(s, System.Text.Encoding.UTF8);
}
private void btnPost_Click(object sender, EventArgs e)
{
if (this.tbTitle.Text == "" || this.tbContent.Text == "" || this.tbFid.Text == "") return;
string fidurl = "http://www.aippt.cn/forum.php?mod=post&action=newthread&fid=" + this.tbFid.Text;
System.Net.HttpWebRequest hwr = this.CreateHttp(fidurl);
hwr.Method = "GET";
hwr.CookieContainer = new System.Net.CookieContainer();
hwr.CookieContainer.Add(this.cookie);
System.Net.HttpWebResponse hwrs = (System.Net.HttpWebResponse)hwr.GetResponse();
string html = this.GetHtml(hwrs);
string formhash = this.getInput(html, "\"formhash");
string posttime = this.getInput(html, "posttime");
string hash = this.getInput(html, "\"hash");
string uid = this.getInput(html, "\"uid");
string posturl = "http://www.aippt.cn/forum.php?mod=post&action=newthread&fid=" + this.tbFid.Text + "&extra=&topicsubmit=yes";
System.Net.HttpWebRequest request = this.CreateHttp(posturl);
request.CookieContainer = new System.Net.CookieContainer();
request.CookieContainer.Add(this.cookie);
request.AllowAutoRedirect = false;
string postdata = "formhash=" + formhash + "&posttime=" + posttime + "&wysiwyg=1&subject=" + ed(this.tbTitle.Text) + "&message=" + ed(this.tbContent.Text) + "&replycredit_extcredits=0&replycredit_times=1&replycredit_membertimes=1&replycredit_random=100&tags=&save=&uploadalbum=-2&albumcatid=1&newalbum=%E8%AF%B7%E8%BE%93%E5%85%A5%E7%9B%B8%E5%86%8C%E5%90%8D%E7%A7%B0&usesig=1&allownoticeauthor=1";
if (this.tbFile.Tag != null)
{
string[] files = (string[])this.tbFile.Tag;
foreach (string ff in files)
{
try
{
string aid = this.UploadFile(ff, this.tbFid.Text, uid, hash);
postdata += "&" + ed("attachnew[" + aid + "][description]") + "=" + ed(System.IO.Path.GetFileName(ff));
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
return;
}
}
}
byte[] bt = System.Text.Encoding.UTF8.GetBytes(postdata);
request.ContentLength = bt.Length;
System.IO.Stream sm = request.GetRequestStream();
sm.Write(bt, 0, bt.Length);
sm.Close();
System.Net.HttpWebResponse response = (System.Net.HttpWebResponse)request.GetResponse();
html = this.GetHtml(response);
if (response.StatusCode == System.Net.HttpStatusCode.Moved)
{
MessageBox.Show("发布成功");
}
else
{
MessageBox.Show(html, "发布失败");
}
}
private string getInput(string html, string name)
{
string start = name + "\" value=\"";
int pos = html.IndexOf(start);
if (pos > 0)
{
int pos2 = html.IndexOf("\"", pos + start.Length);
if (pos2 > 0)
{
return html.Substring(pos + start.Length, pos2 - pos - start.Length);
}
}
return "";
}
private System.Net.HttpWebRequest CreateHttp(string url)
{
System.Net.HttpWebRequest request = (System.Net.HttpWebRequest)System.Net.HttpWebRequest.Create(url);
request.Method = "POST";
request.UserAgent = "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:16.0) Gecko/20100101 Firefox/16.0";
request.Proxy = System.Net.HttpWebRequest.GetSystemWebProxy();
request.Referer = "http://www.aippt.cn/";
request.CookieContainer = new System.Net.CookieContainer();
request.ServicePoint.Expect100Continue = false;
request.ContentType = "application/x-www-form-urlencoded";
request.AutomaticDecompression = System.Net.DecompressionMethods.GZip;
request.UserAgent = "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:16.0) Gecko/20100101 Firefox/16.0";
request.Proxy = System.Net.HttpWebRequest.GetSystemWebProxy();
request.Referer = "http://www.aippt.cn/";
request.ServicePoint.Expect100Continue = false;
request.ContentType = "application/x-www-form-urlencoded";
request.AutomaticDecompression = System.Net.DecompressionMethods.GZip;
return request;
}
private string GetHtml(System.Net.HttpWebResponse response)
{
System.IO.Stream rsm = response.GetResponseStream();
System.IO.StreamReader sr = new System.IO.StreamReader(rsm, System.Text.Encoding.UTF8);
string html = sr.ReadToEnd();
sr.Close();
rsm.Close();
return html;
}
private string UploadFile(string path, string fid, string uid, string hash)
{
string posturl = "http://www.aippt.cn/misc.php?mod=swfupload&action=swfupload&operation=upload&fid=" + fid;
System.Net.HttpWebRequest request = this.CreateHttp(posturl);
string boundary = "----------haveggoodday343450";
request.ContentType = "multipart/form-data; boundary=" + boundary;
request.UserAgent = "Shockwave Flash";
request.CookieContainer = new System.Net.CookieContainer();
request.CookieContainer.Add(this.cookie);
Dictionary<string, string> dic = new Dictionary<string, string>();
dic.Add("Filename", System.IO.Path.GetFileName(path));
dic.Add("uid", uid);
dic.Add("hash", hash);
dic.Add("Upload", "Submit Query");
dic.Add("filetype", System.IO.Path.GetExtension(path));
StringBuilder sb = new StringBuilder();
foreach (KeyValuePair<string, string> kv in dic)
{
sb.Append("--").Append(boundary).Append("\r\n").Append("Content-Disposition: form-data; name=\"" + kv.Key + "\"\r\n\r\n").Append(ed(kv.Value)).Append("\r\n");
}
sb.Append("--").Append(boundary).Append("\r\nContent-Disposition: form-data; name=\"Filedata\"; filename=\"").Append(System.IO.Path.GetFileName(path)).Append("\"\r\nContent-Type: application/octet-stream\r\n\r\n");
byte[] bt1 = System.Text.Encoding.UTF8.GetBytes(sb.ToString());
System.IO.FileStream fs = new System.IO.FileStream(path, System.IO.FileMode.Open, System.IO.FileAccess.Read, System.IO.FileShare.Read);
byte[] bt2 = new byte[fs.Length];
fs.Read(bt2, 0, Convert.ToInt32(fs.Length));
byte[] bt3 = System.Text.Encoding.UTF8.GetBytes("\r\n--" + boundary + "--\r\n");
byte[] bt = new byte[bt1.Length + bt2.Length + bt3.Length];
bt1.CopyTo(bt, 0);
bt2.CopyTo(bt, bt1.Length);
bt3.CopyTo(bt, bt1.Length + bt2.Length);
fs.Close();
request.ContentLength = bt.Length;
System.IO.Stream sm = request.GetRequestStream();
sm.Write(bt, 0, bt.Length);
sm.Close();
System.Net.HttpWebResponse response = (System.Net.HttpWebResponse)request.GetResponse();
string html = this.GetHtml(response);
if (System.Text.RegularExpressions.Regex.IsMatch(html, "^\\d+$"))
{
return html;
}
else throw new Exception("上传文件失败" + html);
}
}
}
