public static string UnzipFile(string fileName, string DestFolder, PortalSettings settings)
{
ZipInputStream objZipInputStream = null;
string strMessage = "";
try
{
int FolderPortalId = GetFolderPortalId(settings);
bool isHost = settings.ActiveTab.ParentId == settings.SuperTabId;
PortalController objPortalController = new PortalController();
CommonLibrary.Services.FileSystem.FolderController objFolderController = new CommonLibrary.Services.FileSystem.FolderController();
CommonLibrary.Services.FileSystem.FileController objFileController = new CommonLibrary.Services.FileSystem.FileController();
string sourceFolderName = Globals.GetSubFolderPath(fileName, FolderPortalId);
string sourceFileName = GetFileName(fileName);
CommonLibrary.Services.FileSystem.FolderInfo folder = objFolderController.GetFolder(FolderPortalId, sourceFolderName, false);
CommonLibrary.Services.FileSystem.FileInfo file = objFileController.GetFile(sourceFileName, FolderPortalId, folder.FolderID);
int storageLocation = folder.StorageLocation;
ZipEntry objZipEntry;
string strFileName = "";
string strExtension;
try
{
objZipInputStream = new ZipInputStream(GetFileStream(file));
}
catch (Exception ex)
{
return ex.Message;
}
ArrayList sortedFolders = new ArrayList();
objZipEntry = objZipInputStream.GetNextEntry();
while (objZipEntry != null)
{
if (objZipEntry.IsDirectory)
{
try
{
sortedFolders.Add(objZipEntry.Name.ToString());
}
catch (Exception ex)
{
objZipInputStream.Close();
return ex.Message;
}
}
objZipEntry = objZipInputStream.GetNextEntry();
}
sortedFolders.Sort();
foreach (string s in sortedFolders)
{
try
{
AddFolder(settings, DestFolder, s.ToString(), storageLocation);
}
catch (Exception ex)
{
return ex.Message;
}
}
objZipInputStream = new ZipInputStream(GetFileStream(file));
objZipEntry = objZipInputStream.GetNextEntry();
while (objZipEntry != null)
{
if (!objZipEntry.IsDirectory)
{
if (objPortalController.HasSpaceAvailable(FolderPortalId, objZipEntry.Size))
{
strFileName = Path.GetFileName(objZipEntry.Name);
if (!String.IsNullOrEmpty(strFileName))
{
strExtension = Path.GetExtension(strFileName).Replace(".", "");
if (("," + Host.FileExtensions.ToLower()).IndexOf("," + strExtension.ToLower()) != 0 || isHost)
{
try
{
string folderPath = System.IO.Path.GetDirectoryName(DestFolder + objZipEntry.Name.Replace("/", "\\"));
DirectoryInfo Dinfo = new DirectoryInfo(folderPath);
if (!Dinfo.Exists)
{
AddFolder(settings, DestFolder, objZipEntry.Name.Substring(0, objZipEntry.Name.Replace("/", "\\").LastIndexOf("\\")));
}
string zipEntryFileName = DestFolder + objZipEntry.Name.Replace("/", "\\");
strMessage += AddFile(FolderPortalId, objZipInputStream, zipEntryFileName, "", objZipEntry.Size, Globals.GetSubFolderPath(zipEntryFileName, settings.PortalId), false, false);
}
catch (Exception ex)
{
if (objZipInputStream != null)
{
objZipInputStream.Close();
}
return ex.Message;
}
}
else
{
strMessage += "<br>" + string.Format(Localization.GetString("RestrictedFileType"), strFileName, Host.FileExtensions.Replace(",", ", *."));
}
}
}
else
{
strMessage += "<br>" + string.Format(Localization.GetString("DiskSpaceExceeded"), strFileName);
}
}
objZipEntry = objZipInputStream.GetNextEntry();
}
}
finally
{
if (objZipInputStream != null)
{
objZipInputStream.Close();
objZipInputStream.Dispose();
}
}
return strMessage;
}
private static string CreateFile(string RootPath, string FileName, long ContentLength, string ContentType, Stream InputStream, string NewFileName, bool Unzip)
{
// Obtain PortalSettings from Current Context
PortalSettings settings = PortalController.GetCurrentPortalSettings();
int PortalId = GetFolderPortalId(settings);
bool isHost = (bool)(settings.ActiveTab.ParentId == settings.SuperTabId ? true : false);
PortalController objPortalController = new PortalController();
string strMessage = "";
string strFileName = FileName;
if (NewFileName != Null.NullString) strFileName = NewFileName;
strFileName = RootPath + Path.GetFileName(strFileName);
string strExtension = Path.GetExtension(strFileName).Replace(".", "");
string strFolderpath = Globals.GetSubFolderPath(strFileName, PortalId);
CommonLibrary.Services.FileSystem.FolderController objFolders = new CommonLibrary.Services.FileSystem.FolderController();
CommonLibrary.Services.FileSystem.FolderInfo objFolder = objFolders.GetFolder(PortalId, strFolderpath, false);
if (FolderPermissionController.CanAdminFolder(objFolder))
{
if (objPortalController.HasSpaceAvailable(PortalId, ContentLength))
{
if (("," + Host.FileExtensions.ToUpper()).IndexOf("," + strExtension.ToUpper()) != -1 || isHost)
{
//Save Uploaded file to server
try
{
strMessage += AddFile(PortalId, InputStream, strFileName, ContentType, ContentLength, strFolderpath, true, true);
//Optionally Unzip File?
if (Path.GetExtension(strFileName).ToLower() == ".zip" & Unzip == true)
{
strMessage += UnzipFile(strFileName, RootPath, settings);
}
}
catch (Exception exc)
{
// save error - can happen if the security settings are incorrect on the disk
strMessage += "<br>" + string.Format(Localization.GetString("SaveFileError"), strFileName);
exc.ToString();
}
}
else
{
// restricted file type
strMessage += "<br>" + string.Format(Localization.GetString("RestrictedFileType"), strFileName, Host.FileExtensions.Replace(",", ", *."));
}
}
else
{
// file too large
strMessage += "<br>" + string.Format(Localization.GetString("DiskSpaceExceeded"), strFileName);
}
}
else
{
// insufficient folder permission in the application
strMessage += "<br>" + string.Format(Localization.GetString("InsufficientFolderPermission"), strFolderpath);
}
return strMessage;
}