private EnvelopeType GetOvfEnvelope(out string error)
{
error = string.Empty;
string path = m_textBoxFile.Text;
string extension = Path.GetExtension(path).ToLower();
if (extension == ".ovf")
{
EnvelopeType env = null;
try
{
env = OVF.Load(path);
}
catch (OutOfMemoryException ex)
{
log.ErrorFormat("Failed to load OVF {0} as we ran out of memory: {1}", path, ex.Message);
env = null;
}
if (env == null)
{
error = Messages.INVALID_OVF;
return(null);
}
return(env);
}
if (extension == ".ova")
{
if (!CheckSourceIsWritable(out error))
{
return(null);
}
try
{
string x = OVF.ExtractOVFXml(path);
var env = Tools.DeserializeOvfXml(x);
if (env == null)
{
error = Messages.IMPORT_SELECT_APPLIANCE_PAGE_ERROR_CORRUPT_OVA;
return(null);
}
return(env);
}
catch (Exception)
{
error = Messages.IMPORT_SELECT_APPLIANCE_PAGE_ERROR_CORRUPT_OVA;
return(null);
}
}
return(null);
}