public static void ClearApplicationTempFolder()
{
string tmpFolder = GetDefaultApplicationTempFolder();
if (System.IO.Directory.Exists(tmpFolder))
{
try
{
System.IO.Directory.Delete(tmpFolder, true);
}
catch (System.Security.SecurityException)
{
System.IO.DirectoryInfo tmpPathDirInfo = new System.IO.DirectoryInfo(tmpFolder);
System.Security.AccessControl.DirectorySecurity dSecurity = tmpPathDirInfo.GetAccessControl();
try
{
bool tryModify = false;
dSecurity.ModifyAccessRule(System.Security.AccessControl.AccessControlModification.Reset, new System.Security.AccessControl.FileSystemAccessRule("everyone", System.Security.AccessControl.FileSystemRights.FullControl, System.Security.AccessControl.InheritanceFlags.ObjectInherit | System.Security.AccessControl.InheritanceFlags.ContainerInherit, System.Security.AccessControl.PropagationFlags.None, System.Security.AccessControl.AccessControlType.Allow), out tryModify);
if (tryModify)
{
tmpPathDirInfo.SetAccessControl(dSecurity);
tmpPathDirInfo.Delete(true);
}
else
{
dSecurity.AddAccessRule(new System.Security.AccessControl.FileSystemAccessRule("everyone", System.Security.AccessControl.FileSystemRights.FullControl, System.Security.AccessControl.InheritanceFlags.ObjectInherit | System.Security.AccessControl.InheritanceFlags.ContainerInherit, System.Security.AccessControl.PropagationFlags.None, System.Security.AccessControl.AccessControlType.Allow));
tmpPathDirInfo.SetAccessControl(dSecurity);
tmpPathDirInfo.Delete(true);
}
}
catch
{
}
}
catch
{
}
}
}
