/// <inheritdoc />
public virtual async Task <string> CreateProofAsync(IAgentContext agentContext,
ProofRequest proofRequest, RequestedCredentials requestedCredentials)
{
var provisioningRecord = await ProvisioningService.GetProvisioningAsync(agentContext.Wallet);
var credentialObjects = new List <CredentialInfo>();
foreach (var credId in requestedCredentials.GetCredentialIdentifiers())
{
credentialObjects.Add(
JsonConvert.DeserializeObject <CredentialInfo>(
await AnonCreds.ProverGetCredentialAsync(agentContext.Wallet, credId)));
}
var schemas = await BuildSchemasAsync(await agentContext.Pool,
credentialObjects
.Select(x => x.SchemaId)
.Distinct());
var definitions = await BuildCredentialDefinitionsAsync(await agentContext.Pool,
credentialObjects
.Select(x => x.CredentialDefinitionId)
.Distinct());
var revocationStates = await BuildRevocationStatesAsync(await agentContext.Pool,
credentialObjects,
requestedCredentials);
var proofJson = await AnonCreds.ProverCreateProofAsync(agentContext.Wallet, proofRequest.ToJson(),
requestedCredentials.ToJson(), provisioningRecord.MasterSecretId, schemas, definitions,
revocationStates);
return(proofJson);
}
public async Task <IActionResult> GetCredentialById([FromRoute] string credentialId)
{
var context = await _agentContextProvider.GetContextAsync();
try
{
var credentialRecords = await _credentialService.ListAsync(context, SearchQuery.Equal(nameof(CredentialRecord.CredentialId), credentialId), 1);
var credentialRecord = credentialRecords.First();
var credential = await AnonCreds.ProverGetCredentialAsync(context.Wallet, credentialId);
return(Ok(new
{
referent = credentialRecord.CredentialId,
schema_id = credentialRecord.SchemaId,
cred_def_id = credentialRecord.CredentialDefinitionId,
credential = JsonConvert.DeserializeObject(credential)
}));
}
catch
{
// Unable to retrieve credential record.
return(NotFound());
}
}
/// <inheritdoc />
public virtual async Task <(ProofMessage, ProofRecord)> CreateProofAsync(IAgentContext agentContext,
string proofRequestId, RequestedCredentials requestedCredentials)
{
var record = await GetAsync(agentContext, proofRequestId);
if (record.State != ProofState.Requested)
{
throw new AgentFrameworkException(ErrorCode.RecordInInvalidState,
$"Proof state was invalid. Expected '{ProofState.Requested}', found '{record.State}'");
}
var provisioningRecord = await ProvisioningService.GetProvisioningAsync(agentContext.Wallet);
var credentialObjects = new List <CredentialInfo>();
foreach (var credId in requestedCredentials.GetCredentialIdentifiers())
{
credentialObjects.Add(
JsonConvert.DeserializeObject <CredentialInfo>(
await AnonCreds.ProverGetCredentialAsync(agentContext.Wallet, credId)));
}
var schemas = await BuildSchemasAsync(await agentContext.Pool,
credentialObjects
.Select(x => x.SchemaId)
.Distinct());
var definitions = await BuildCredentialDefinitionsAsync(await agentContext.Pool,
credentialObjects
.Select(x => x.CredentialDefinitionId)
.Distinct());
var revocationStates = await BuildRevocationStatesAsync(await agentContext.Pool,
credentialObjects,
requestedCredentials);
var proofJson = await AnonCreds.ProverCreateProofAsync(agentContext.Wallet, record.RequestJson,
requestedCredentials.ToJson(), provisioningRecord.MasterSecretId, schemas, definitions,
revocationStates);
record.ProofJson = proofJson;
await record.TriggerAsync(ProofTrigger.Accept);
await RecordService.UpdateAsync(agentContext.Wallet, record);
var threadId = record.GetTag(TagConstants.LastThreadId);
var proofMsg = new ProofMessage
{
ProofJson = proofJson
};
proofMsg.ThreadFrom(threadId);
return(proofMsg, record);
}
/// <inheritdoc />
public virtual async Task <ProofMessage> CreateProofAsync(Wallet wallet, Pool pool, string proofRequestId,
RequestedCredentials requestedCredentials)
{
var record = await RecordService.GetAsync <ProofRecord>(wallet, proofRequestId);
var connection = await ConnectionService.GetAsync(wallet, record.ConnectionId);
var provisioningRecord = await ProvisioningService.GetProvisioningAsync(wallet);
var credentialObjects = new List <CredentialInfo>();
foreach (var credId in requestedCredentials.GetCredentialIdentifiers())
{
credentialObjects.Add(
JsonConvert.DeserializeObject <CredentialInfo>(
await AnonCreds.ProverGetCredentialAsync(wallet, credId)));
}
var schemas = await BuildSchemasAsync(pool,
credentialObjects
.Select(x => x.SchemaId)
.Distinct());
var definitions = await BuildCredentialDefinitionsAsync(pool,
credentialObjects
.Select(x => x.CredentialDefinitionId)
.Distinct());
var revocationStates = await BuildRevocationStatesAsync(pool,
credentialObjects,
requestedCredentials);
var proofJson = await AnonCreds.ProverCreateProofAsync(wallet, record.RequestJson,
requestedCredentials.ToJson(), provisioningRecord.MasterSecretId, schemas, definitions,
revocationStates);
record.ProofJson = proofJson;
await record.TriggerAsync(ProofTrigger.Accept);
await RecordService.UpdateAsync(wallet, record);
var proof = await MessageSerializer.PackSealedAsync <ProofMessage>(
new ProofDetails
{
ProofJson = proofJson,
RequestNonce = JsonConvert.DeserializeObject <ProofRequest>(record.RequestJson).Nonce
}, wallet, connection.MyVk, connection.TheirVk);
proof.Type = MessageUtils.FormatDidMessageType(connection.TheirDid, MessageTypes.DisclosedProof);
return(proof);
}
public async Task TestProverGetCredentialWorks()
{
var credentialJson = await AnonCreds.ProverGetCredentialAsync(wallet, credentialId1);
var credential = JObject.Parse(credentialJson);
var expected = JObject.FromObject(new
{
schema_id = gvtSchemaId,
cred_def_id = issuer1gvtCredDefId,
referent = credentialId1,
rev_reg_id = (object)null,
cred_rev_id = (object)null,
attrs = new
{
sex = "male",
name = "Alex",
height = "175",
age = "28",
}
});
Assert.IsTrue(JToken.DeepEquals(expected, credential));
}
public async Task TestProverGetCredentialWorksForNotFound()
{
var ex = await Assert.ThrowsExceptionAsync <WalletItemNotFoundException>(() =>
AnonCreds.ProverGetCredentialAsync(wallet, "other_cred_id")
);
}