/// <summary>
/// Adds value converter(<see cref="MilvaEncryptionConverter"/>) to all strings properties.
/// </summary>
/// <param name="modelBuilder"></param>
/// <param name="encryptionProvider"></param>
public static ModelBuilder UseEncryption(this ModelBuilder modelBuilder, IMilvaEncryptionProvider encryptionProvider)
{
if (modelBuilder is null)
{
throw new MilvaDeveloperException("The given model builder cannot be null");
}
if (encryptionProvider is null)
{
throw new MilvaDeveloperException("Cannot initialize encryption with a null provider.");
}
var encryptionConverter = new MilvaEncryptionConverter(encryptionProvider);
foreach (IMutableEntityType entityType in modelBuilder.Model.GetEntityTypes())
{
foreach (IMutableProperty property in entityType.GetProperties())
{
if (property.ClrType == typeof(string) /* && !IsDiscriminator(property)*/)
{
property.SetValueConverter(encryptionConverter);
}
}
}
return(modelBuilder);
}
/// <summary>
/// Creates a new <see cref="MilvaEncryptionConverter"/> instance.
/// </summary>
/// <param name="encryptionProvider">Encryption provider</param>
/// <param name="mappingHints">Entity Framework mapping hints</param>
public MilvaEncryptionConverter(IMilvaEncryptionProvider encryptionProvider, ConverterMappingHints mappingHints = null)
: base(value => encryptionProvider.Encrypt(value), x => encryptionProvider.Decrypt(x), mappingHints)
{
}