ErrorReportHelper.cs :  » RSS-RDF » RSS-Feeder » RSSFeeder » Helpers » C# / CSharp Open Source

// Copyright  2005 by Omar Al Zabir. All rights are reserved.
// 
// If you like this code then feel free to go ahead and use it.
// The only thing I ask is that you don't remove or alter my copyright notice.
//
// Your use of this software is entirely at your own risk. I make no claims or
// warrantees about the reliability or fitness of this code for any particular purpose.
// If you make changes or additions to this code please mark your code as being yours.
// 
// website http://www.oazabir.com, email OmarAlZabir@gmail.com, msn oazabir@hotmail.com

using System;
using System.Text;
using System.Net;
using System.Web;
using System.Xml;
using System.IO;
using System.Reflection;
namespace RSSFeeder.Helpers{
  [Serializable]
  public class ErrorReportItem
  {
    public string Summary;
    public string Details;

    public ErrorReportItem( string summary, string details )
    {
      this.Summary = string.Format( "{0} - {1}", Environment.UserName, summary );
      
      string versionNo = string.Empty;
      try
      {
        versionNo = Assembly.GetExecutingAssembly().GetName().Version.ToString();
      }
      catch {}
      this.Details = string.Format( "Hi, my name is {0}. I am using version {3}. I had the following error: {1}{2}",
        Environment.UserName, Environment.NewLine, details, versionNo );
    }
  }
  /// <summary>
  /// Helper class to communicate with webserver for reporting errors, notifications, ...
  /// </summary>
  public class ErrorReportHelper
  {
    /// <summary>
    /// This is my project's group ID
    /// </summary>
    public const string GROUP_ID = "140453";
    
    public static void PostTrackerItem( string summary, string details )
    {
      const string ATT_ID = "746427";
      HttpPost( "http://sourceforge.net/tracker/index.php", 
        "http://sourceforge.net/tracker/?func=add&group_id=" + GROUP_ID + "&atid=" + ATT_ID,
        "group_id", GROUP_ID, "atid", ATT_ID, "func", "postadd", "summary", summary,
        "details", details );
    }

    public static void HttpPost( string url, string referer, params string [] formVariables )
    {
      HttpWebRequest req = null;
      try
      {
        req = (HttpWebRequest) HttpWebRequest.Create(new Uri(url));
      }
      catch 
      {
        return;
      }

      CookieContainer CookieCont= new CookieContainer();

      req.AllowAutoRedirect = true;
      req.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; .NET CLR 1.1.4322)";
      req.CookieContainer = CookieCont;

      req.Referer = referer;

      req.Accept = "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/msword, application/vnd.ms-powerpoint, application/vnd.ms-excel, */*";

      req.Method = "POST";
      req.ContentType = "application/x-www-form-urlencoded";

      StringBuilder postData = new StringBuilder();
      
      for( int i = 0; i < formVariables.Length; i += 2 )
      {
        postData.AppendFormat("{0}={1}&", HttpUtility.UrlEncode(formVariables[i]), HttpUtility.UrlEncode(formVariables[i+1]));
      }
      postData.Remove(postData.Length - 1, 1);

      byte[] postDataBytes = Encoding.UTF8.GetBytes(postData.ToString());

      req.ContentLength = postDataBytes.Length;

      Stream postDataStream = req.GetRequestStream();
      postDataStream.Write(postDataBytes, 0, postDataBytes.Length);
      postDataStream.Close();

      // Get the response stream in order to complete a full HTTP POST
      HttpWebResponse resp = null;
      try
      {      
        resp = (HttpWebResponse) req.GetResponse();
      }
      catch
      {
        return;
      }
      
      // We are not interested to read anything
      Stream rcvStream = resp.GetResponseStream();

      resp.Close();
      rcvStream.Close();
    }
  }
}