private static MultiValuedProperty <string> GetTargetUserExtensions(ADUser sourceUser, UMDialPlan targetDialPlan, out string targetUserSipResourceIdentifier)
{
EumAddress?eumAddress = null;
foreach (ProxyAddress proxyAddress in sourceUser.EmailAddresses)
{
if (proxyAddress.IsPrimaryAddress && proxyAddress.Prefix == ProxyAddressPrefix.UM && EumAddress.IsValidEumAddress(proxyAddress.AddressString))
{
eumAddress = new EumAddress?(EumAddress.Parse(proxyAddress.AddressString));
break;
}
}
if (eumAddress == null)
{
throw new CouldNotGenerateExtensionException();
}
MultiValuedProperty <string> multiValuedProperty = new MultiValuedProperty <string>();
UMUriType umuriType = Utils.DetermineNumberType(eumAddress.Value.Extension);
if (umuriType != targetDialPlan.URIType)
{
throw new SourceAndTargetDialPlanURITypeMismatchException(umuriType.ToString(), targetDialPlan.URIType.ToString());
}
if (umuriType == UMUriType.TelExtn)
{
multiValuedProperty.Add(eumAddress.Value.Extension);
targetUserSipResourceIdentifier = null;
}
else
{
targetUserSipResourceIdentifier = eumAddress.Value.Extension;
}
foreach (ProxyAddress proxyAddress2 in sourceUser.EmailAddresses)
{
if (!proxyAddress2.IsPrimaryAddress && proxyAddress2.Prefix == ProxyAddressPrefix.UM && EumAddress.IsValidEumAddress(proxyAddress2.AddressString))
{
EumAddress eumAddress2 = EumAddress.Parse(proxyAddress2.AddressString);
if (eumAddress2.PhoneContext == eumAddress.Value.PhoneContext)
{
multiValuedProperty.Add(eumAddress2.Extension);
}
}
}
return(multiValuedProperty);
}
