Genesis Hybrid Smart Client Framework part III

#region Copyright Clause
/*
 * Blue Marble Genesis Smart Client Framework
 * 
 * Copyright � 2009 Blue Marble. All rights reserved.
 * 
 * This code is protected from any unauthorized duplication or viewing under
 * international copyright laws. Unauthorized access to this code is prosecutable
 * under the full extent of the law.
 */
#endregion

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.IO;
using ICSharpCode.SharpZipLib.Zip;

public partial class deployment_Controls_UploadWizard_Upload : System.Web.UI.UserControl
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (File1.PostedFile != null)
        {
            if (File1.PostedFile.FileName.EndsWith("zip"))
            {
                Guid zipFileGuid = Guid.NewGuid();

                string zipFileName = System.Configuration.ConfigurationManager.AppSettings["TempPath"] + zipFileGuid.ToString() + ".zip";

                File1.PostedFile.SaveAs(zipFileName);

                string tempDirectoryName = System.Configuration.ConfigurationManager.AppSettings["TempPath"] + zipFileGuid.ToString() + "\\";

                using (ZipInputStream s = new ZipInputStream(File.OpenRead(zipFileName)))
                {

                    ZipEntry theEntry;
                    while ((theEntry = s.GetNextEntry()) != null)
                    {

                        string directoryName = tempDirectoryName + Path.GetDirectoryName(theEntry.Name);
                        string fileName = Path.GetFileName(theEntry.Name);

                        // create directory
                        if (directoryName.Length > 0)
                        {
                            Directory.CreateDirectory(directoryName);
                        }

                        if (fileName != String.Empty)
                        {
                            using (FileStream streamWriter = File.Create(directoryName + "\\" + fileName))
                            {

                                int size = 2048;
                                byte[] data = new byte[2048];
                                while (true)
                                {
                                    size = s.Read(data, 0, data.Length);
                                    if (size > 0)
                                    {
                                        streamWriter.Write(data, 0, size);
                                    }
                                    else
                                    {
                                        break;
                                    }
                                }
                            }
                        }
                    }
                }

                string deployConfigurationFileName = tempDirectoryName + "deploy.xml";

                if (Session["DeploymentConfigurationFileName"] != null)
                {
                    Session.Remove("DeploymentConfigurationFileName");
                }

                Session.Add("DeploymentConfigurationFileName", deployConfigurationFileName);
            }
        }
    }
}