public static T Decrypt <T>(this T entity, AesEncrypter encrypter, bool failSilently = false) where T : IEncryptionContextEntity
{
var properties = typeof(T).GetProperties().Where(p => p.PropertyType == typeof(string) &&
p.IsDefined(typeof(EncryptedAttribute), false));
foreach (var property in properties)
{
var encryptedVal = property.GetValue(entity) as string;
if (encrypter.IsEncrypted(encryptedVal))
{
var decryptedVal = encrypter.Decrypt(encryptedVal, entity.EncryptionKey);
property.SetValue(entity, decryptedVal);
}
else if (!failSilently)
{
throw new EncryptionException("Tried to decrypt a value that was not encrypted or in an " +
"unknown format!");
}
}
return(entity);
}
public static IEnumerable <T> Decrypt <T>(this IEnumerable <T> entities, AesEncrypter encrypter)
where T : IEncryptionContextEntity
{
return(entities.Select(x => x.Decrypt(encrypter)));
}