/// <summary>
/// Determines whether this instance [can be destination field] the specified field.
/// </summary>
/// <param name="field">The field.</param>
/// <returns><c>true</c> if this instance [can be destination field] the specified field; otherwise, <c>false</c>.</returns>
private static bool CanBeDestinationField(FieldEdit field)
{
if (field.IsDeleted || field.IsCalculated())
return false;
return CanBeDestinationField(field.GetColumnType());
}
/// <summary>
/// Determines whether this instance [can be destination field] the specified field.
/// </summary>
/// <param name="field">The field.</param>
/// <returns><c>true</c> if this instance [can be destination field] the specified field; otherwise, <c>false</c>.</returns>
private static bool CanBeDestinationField(FieldEdit field)
{
if (field.IsDeleted || field.IsCalculated())
return false;
if (field.ColumnType == ColumnTypes.Reference || field.ColumnType == ColumnTypes.MultiReference)
{
var requiredStep = field.GetStep<CrossRefRequiredStepEdit>();
if (requiredStep == null || requiredStep.CrossRefProcessId == null)
return false;
}
return CanBeDestinationField(field.ColumnType);
}