/// <summary>
/// retrieve the group number the whitelisted address is in
/// </summary>
/// <param name="address"></param>
/// <returns></returns>
public static BigInteger GetWhitelistGroupNumber(byte[] address)
{
if (address.Length != 20)
{
return(0);
}
StorageMap kycWhitelist = Storage.CurrentContext.CreateMap(StorageKeys.KYCWhitelistPrefix());
return(kycWhitelist.Get(address).AsBigInteger());
}
/// <summary>
/// remove an address from the whitelist
/// </summary>
/// <param name="address"></param>
public static bool RevokeAddress(byte[] address)
{
if (address.Length != 20)
{
return(false);
}
if (Helpers.VerifyWitness(ICOTemplate.KycMiddlewareKey))
{
StorageMap kycWhitelist = Storage.CurrentContext.CreateMap(StorageKeys.KYCWhitelistPrefix());
kycWhitelist.Delete(address);
return(true);
}
return(false);
}
/// <summary>
/// remove an address from the whitelist
/// </summary>
/// <param name="address"></param>
public static bool RevokeAddress(byte[] address)
{
if (address.Length != 20)
{
return(false);
}
if (Helpers.VerifyIsAdminAccount())
{
StorageMap kycWhitelist = Storage.CurrentContext.CreateMap(StorageKeys.KYCWhitelistPrefix());
kycWhitelist.Delete(address);
return(true);
}
return(false);
}
/// <summary>
/// add an address to the kyc whitelist
/// </summary>
/// <param name="address"></param>
public static bool AddAddress(byte[] address, int groupNumber)
{
if (address.Length != 20 || groupNumber <= 0 || groupNumber > 4)
{
return(false);
}
if (Helpers.VerifyWitness(ICOTemplate.KycMiddlewareKey))
{
StorageMap kycWhitelist = Storage.CurrentContext.CreateMap(StorageKeys.KYCWhitelistPrefix());
kycWhitelist.Put(address, groupNumber);
return(true);
}
return(false);
}
/// <summary>
/// add an address to the kyc whitelist
/// </summary>
/// <param name="address"></param>
public static bool AddAddress(byte[] address, int groupNumber)
{
if (address.Length != 20 || groupNumber <= 0)
{
return(false);
}
if (Helpers.VerifyIsAdminAccount())
{
StorageMap kycWhitelist = Storage.CurrentContext.CreateMap(StorageKeys.KYCWhitelistPrefix());
kycWhitelist.Put(address, groupNumber);
return(true);
}
return(false);
}