| public static Encode ( string unsafeForUseAsAKey ) : string | ||
| unsafeForUseAsAKey | string | A string that may contain characters that are forbidden for use in an AzureTable PartitionKey or RowKey. |
| return | string | |
public override async Task <bool> AddIncorrectPhaseTwoHashAsync(
DbUserAccount userAccount,
string phase2Hash, DateTime?whenSeenUtc = null,
CancellationToken cancellationToken = default(CancellationToken))
{
// Retrieve a reference to the table.
CloudTable table = await GetTableAsync(TableName_RecentIncorrectPhase2Hashes, cancellationToken);
TableOperation retriveOperation =
TableOperation.Retrieve <IncorrectPhaseTwoHashEntity>(TableKeyEncoding.Encode(phase2Hash),
TableKeyEncoding.Encode(userAccount.UsernameOrAccountId));
TableResult retrievedResult = await table.ExecuteAsync(retriveOperation, getTableRequestOptions(200), getOperationContext(), cancellationToken);
if (retrievedResult.Result != null)
{
return(true);
}
// Write the hash to azure tables in the background.
TaskHelper.RunInBackground(
table.ExecuteAsync(
TableOperation.InsertOrReplace(new IncorrectPhaseTwoHashEntity(userAccount.UsernameOrAccountId, phase2Hash, whenSeenUtc)),
getTableRequestOptions(), getOperationContext(), cancellationToken)
);
return(false);
}
public override async Task <bool> HasClientWithThisHashedCookieSuccessfullyLoggedInBeforeAsync(
DbUserAccount userAccount,
string hashOfCookie,
CancellationToken cancellationToken = default(CancellationToken))
{
// Retrieve a reference to the table.
CloudTable table = await GetTableAsync(TableName_SuccessfulLoginCookie, cancellationToken);
//TableQuery<IncorrectPhaseTwoHashEntity> query = new TableQuery<IncorrectPhaseTwoHashEntity>().Where(TableQuery.CombineFilters(
// TableQuery.GenerateFilterCondition("PartitionKey", QueryComparisons.Equal, TableKeyEncoding.Encode(hashOfCookie)),
// TableOperators.And,
// TableQuery.GenerateFilterCondition("RowKey", QueryComparisons.Equal, TableKeyEncoding.Encode(UsernameOrAccountId))));
var query =
(from e in table.CreateQuery <SuccessfulLoginCookieEntity>()
where e.PartitionKey == TableKeyEncoding.Encode(hashOfCookie) &&
e.RowKey == TableKeyEncoding.Encode(userAccount.UsernameOrAccountId)
select e).AsTableQuery();
int count = 0;
TableContinuationToken continuationToken = null;
do
{
var partialResult = await query.ExecuteSegmentedAsync(continuationToken, cancellationToken);
count += partialResult.Results.Count;
continuationToken = partialResult.ContinuationToken;
} while (continuationToken != null);
return(count > 0);
}
public override async Task <bool> HasClientWithThisHashedCookieSuccessfullyLoggedInBeforeAsync(
DbUserAccount userAccount,
string hashOfCookie,
CancellationToken cancellationToken = default(CancellationToken))
{
// Retrieve a reference to the table.
CloudTable table = await GetTableAsync(TableName_SuccessfulLoginCookie, cancellationToken);
TableOperation retriveOperation =
TableOperation.Retrieve <SuccessfulLoginCookieEntity>(TableKeyEncoding.Encode(hashOfCookie),
TableKeyEncoding.Encode(userAccount.UsernameOrAccountId));
TableResult retrievedResult = await table.ExecuteAsync(retriveOperation, getTableRequestOptions(200), getOperationContext(), cancellationToken);
return(retrievedResult.Result != null);
}
public override async Task <bool> AddIncorrectPhaseTwoHashAsync(
DbUserAccount userAccount,
string phase2Hash, DateTime?whenSeenUtc = null,
CancellationToken cancellationToken = default(CancellationToken))
{
// Retrieve a reference to the table.
CloudTable table = await GetTableAsync(TableName_RecentIncorrectPhase2Hashes, cancellationToken);
//TableQuery<IncorrectPhaseTwoHashEntity> query = new TableQuery<IncorrectPhaseTwoHashEntity>().Where(TableQuery.CombineFilters(
// TableQuery.GenerateFilterCondition("PartitionKey", QueryComparisons.Equal, TableKeyEncoding.Encode(phase2Hash)),
// TableOperators.And,
// TableQuery.GenerateFilterCondition("RowKey", QueryComparisons.Equal, TableKeyEncoding.Encode(UsernameOrAccountId)) ));
var query =
(from e in table.CreateQuery <IncorrectPhaseTwoHashEntity>()
where e.PartitionKey == TableKeyEncoding.Encode(phase2Hash) &&
e.RowKey == TableKeyEncoding.Encode(userAccount.UsernameOrAccountId)
select e).AsTableQuery();
int count = 0;
TableContinuationToken continuationToken = null;
do
{
var partialResult = await query.ExecuteSegmentedAsync(continuationToken, cancellationToken);
count += partialResult.Results.Count;
continuationToken = partialResult.ContinuationToken;
} while (continuationToken != null);
if (count > 0)
{
// This phase2 hash already exists.
return(true);
}
// Write the hash to azure tables in the background.
TaskHelper.RunInBackground(
table.ExecuteAsync(
TableOperation.InsertOrReplace(new IncorrectPhaseTwoHashEntity(userAccount.UsernameOrAccountId, phase2Hash, whenSeenUtc)),
cancellationToken)
);
return(false);
}
public SuccessfulLoginCookieEntity(string usernameOrAccountId, string hashOfCookie, DateTime?lastSeenUtc = null)
{
PartitionKey = TableKeyEncoding.Encode(hashOfCookie);
RowKey = TableKeyEncoding.Encode(usernameOrAccountId);
LastSeenUtc = lastSeenUtc ?? DateTime.UtcNow;
}
public IncorrectPhaseTwoHashEntity(string usernameOrAccountId, string hashValue, DateTime?lastSeenUtc = null)
{
PartitionKey = TableKeyEncoding.Encode(hashValue);
RowKey = TableKeyEncoding.Encode(usernameOrAccountId);
LastSeenUtc = lastSeenUtc ?? DateTime.UtcNow;
}