/// <summary>
/// Obtains credentials asynchronously. Override this method in a concrete builder type if more
/// credential mechanisms are supported.
/// </summary>
protected async virtual Task <IConfigurableHttpClientInitializer> GetHttpClientInitializerAsync(CancellationToken cancellationToken)
{
if (Credential != null)
{
return(Credential);
}
GoogleCredential unscoped =
CredentialsPath != null ? await GoogleCredential.FromFileAsync(CredentialsPath, cancellationToken).ConfigureAwait(false) :
JsonCredentials != null?GoogleCredential.FromJson(JsonCredentials) :
null; // Use default credentials (maybe - see below)
// While we accept any credentials that are specified even if there's an API key,
// we don't try to load default credentials.
if (ApiKey != null && unscoped is null)
{
return(QuotaProject is null ? null :
new ExtraHeadersInitializer(
new AccessTokenWithHeaders.Builder {
QuotaProject = QuotaProject
}.Build(null)));
}
GoogleCredential scoped = await GetScopedCredentialProvider().GetCredentialsAsync(unscoped, cancellationToken).ConfigureAwait(false);
return(QuotaProject is null ? scoped : scoped.CreateWithQuotaProject(QuotaProject));
}
/// <summary>
/// Obtains an OIDC token for authentication an IAP request.
/// </summary>
/// <param name="iapClientId">The client ID observed on
/// https://console.cloud.google.com/apis/credentials. </param>
/// <param name="credentialsFilePath">Path to the credentials .json file
/// downloaded from https://console.cloud.google.com/apis/credentials.
/// </param>
/// <param name="cancellationToken">The token to propagate operation cancel notifications.</param>
/// <returns>The HTTP response message.</returns>
public async Task <OidcToken> GetOidcTokenAsync(string iapClientId, string credentialsFilePath, CancellationToken cancellationToken)
{
// Read credentials from the credentials .json file.
GoogleCredential credential = await GoogleCredential
.FromFileAsync(credentialsFilePath, cancellationToken).ConfigureAwait(false);
// Request an OIDC token for the Cloud IAP-secured client ID.
return(await credential
.GetOidcTokenAsync(OidcTokenOptions.FromTargetAudience(iapClientId), cancellationToken).ConfigureAwait(false));
}
private async Task Setup()
{
await GoogleCredential
.FromFileAsync(
CommonSecurityConstants.PathToFirestoreJson,
default);
database = await FirestoreDb
.CreateAsync(CommonSecurityConstants.ProjectId);
}
private static async Task <AndroidPublisherService> CreateServiceAsync(string appName, string serviceAccountFile)
{
var credentials = await GoogleCredential.FromFileAsync(serviceAccountFile, CancellationToken.None).ConfigureAwait(false);
credentials = credentials.CreateScoped(new SingletonList <string>(AndroidPublisherService.Scope.Androidpublisher));
return(new AndroidPublisherService(
new BaseClientService.Initializer
{
HttpClientInitializer = credentials,
ApplicationName = appName
}));
}
private async Task <GoogleCredential> GetGoogleSheetCredentials(string credentialFilePath)
{
var credentialAsJson = Environment.GetEnvironmentVariable(GoogleApplicationCredentialsAsJson);
if (credentialAsJson != null)
{
return(GoogleCredential.FromJson(credentialAsJson));
}
return(credentialFilePath switch
{
null or "" => await GoogleCredential.GetApplicationDefaultAsync(),
_ => await GoogleCredential.FromFileAsync(credentialFilePath, CancellationToken.None)
});
public static async Task <DriveService> AuthGoogle(IConfiguration configuration)
{
var Scopes = new List <string> {
DriveService.Scope.Drive
};
var googleCredential = await GoogleCredential.FromFileAsync(
configuration[MicroserviceConfigurationVariables.Google.CREDENTIALS],
CancellationToken.None);
googleCredential = googleCredential.CreateScoped(Scopes);
googleCredential = googleCredential.CreateWithUser(configuration[MicroserviceConfigurationVariables.Google.USERNAME]);
var service = new DriveService(new BaseClientService.Initializer()
{
HttpClientInitializer = googleCredential,
ApplicationName = configuration[MicroserviceConfigurationVariables.Google.APPLICATION]
});
return(service);
}
public async Task FromFileAsync_ServiceAccountCredential()
{
var tempFile = Path.GetTempFileName();
try
{
File.WriteAllText(tempFile, DummyServiceAccountCredentialFileContents);
var credential = await GoogleCredential.FromFileAsync(tempFile, CancellationToken.None);
Assert.IsType <ServiceAccountCredential>(credential.UnderlyingCredential);
Assert.True(credential.IsCreateScopedRequired);
var serviceCred = (ServiceAccountCredential)credential.UnderlyingCredential;
Assert.Equal("CLIENT_EMAIL", serviceCred.Id);
Assert.Equal("PROJECT_ID", serviceCred.ProjectId);
}
finally
{
try
{
File.Delete(tempFile);
}
catch { }
}
}
static async Task Main(string[] args)
{
string importBucket = @"doc-processing-import-poc";
string exportBucket = @"documentprocessing_export_poc";
using (httpClient)
{
//httpClient.BaseAddress = new Uri("https://us-documentai.googleapis.com/v1beta3");
httpClient.DefaultRequestHeaders.Add("X-Goog-User-Project", "docsprocessing-poc");
httpClient.DefaultRequestHeaders.CacheControl = new CacheControlHeaderValue()
{
NoCache = true, NoStore = true
};
Console.WriteLine("Hello World!");
//await GoogleServiceAccountToken();
var timestamp = Regex.Replace($"{DateTime.Now.ToShortDateString()}_{DateTime.Now.Hour}_{DateTime.Now.Minute}", @"[^\d]", "_");
var dName = $@"C:\2021_Local\OCR\Google Alpha\Beta3\Single Page Image Quality\{timestamp}";
if (!Directory.Exists(dName))
{
Directory.CreateDirectory(dName);
}
string TempBucketFolder = $@"KeithVoelsTest/{timestamp}";
// Explicitly use service account credentials by specifying
// the private key file.
var credential = await GoogleCredential.FromFileAsync(serviceAccountJsonFile, CancellationToken.None);
var storage = await StorageClient.CreateAsync(credential);
//---------------------------------------------------------------------------------------------------------------
// Upload files
//await DeleteDocumentObjects(storage, importBucket, "Mock"); // Delete the files that already exist in temp folder
//await DeleteDocumentObjects(storage, exportBucket, "Mock"); // Delete the files that already exist in temp folder
//var files = Directory.GetFiles(@"C:\2021_Local\OCR\Documents\Google Pilot Test Docs Batch 2", @"*.tif").Select(f => new FileInfo(f)).ToList();
//files.AddRange(Directory.GetFiles(@"C:\2021_Local\OCR\Documents\Google Pilot Test Docs Batch 2\Split", @"*.tif").Select(f => new FileInfo(f)));
//foreach (var file in files)
//{
// await UploadDocumentObject(storage, importBucket, file.FullName, $"Mock/{file.Name}");
//}
//await CallDocumentApi_HttpClient(files.Select(f => ($"{TempBucketFolder}{f.Name}", $"{TempBucketFolder}{f.Name}")));
//await DownloadDocumentObjects(storage, exportBucket, TempBucketFolder, dName);
//---------------------------------------------------------------------------------------------------------------
// Process file already in the storage bucket
//await DeleteDocumentObjects(storage, exportBucket, "KeithVoelsTest"); // Delete the files that already exist
//var documentObjects = await GetAllDocumentObjects(storage, importBucket, @"Google Pilot Test Docs Batch 2 Single Page/");
//var documentObjects = await GetAllDocumentObjects(storage, importBucket, @"Google Pilot Test Docs Batch 2/");
//var documentNames = documentObjects.Where(d => d.Name.EndsWith("tif")).Select(d => d.Name).ToList();
//var directoryNames = Directory.GetDirectories($@"C:\2021_Local\OCR\Google Alpha\Beta3\Mixed\", "*", SearchOption.AllDirectories).Select(d => new DirectoryInfo(d)).Select(d => d.Name).ToList();
//////// Split and Classify
//foreach (var f in documentNames)
//{
// var shortName = Path.GetFileNameWithoutExtension(f);
// if (!directoryNames.Contains(shortName))
// {
// var pdr = new BatchRequest($"gs://doc-processing-import-poc/{f}", $"gs://documentprocessing_export_poc/{$"{TempBucketFolder}/{shortName}"}");
// await CallDocumentApi_HttpClient_BatchProcess(pdr);
// }
//}
//await DownloadDocumentObjects(storage, exportBucket, "KeithVoelsTest", dName);
//File.WriteAllText($@"{dName}\Summary.txt", string.Join('\n', Log.Select(l => l.ToString())));
//---------------------------------------------------------------------------------------------------------------
// Extract
//var fileNames = new List<(string FileName, string classification)>()
//{
// ("3459817085_21_2635078027_V_2", "w2_2019")
//};
var files = Directory.GetFiles(@"C:\2021_Local\OCR\Documents\Google Pilot Test Docs Batch 2\SinglePage", @"*.tif").Select(f => new FileInfo(f)).ToList();
//var files = documentNames.Select(x => new FileInfo($@"C:\2021_Local\OCR\Documents\Google Pilot Test Docs Batch 2\Form1040\{x}"));
//var files = Directory.GetFiles(@"C:\2021_Local\OCR\Documents\Google Pilot Test Docs Batch 2", @"*.tif").Select(f => new FileInfo(f)).ToList();
//files.AddRange(Directory.GetFiles(@"C:\2021_Local\OCR\Documents\Google Pilot Test Docs Batch 2\Split", @"*.tif").Select(f => new FileInfo(f)));
foreach (var doc in files)
{
//var doc = new FileInfo($@"C:\2021_Local\OCR\Documents\Google Pilot Test Docs Batch 2\Visually Split\{fileName.FileName}.tif");
if (!doc.Exists)
{
throw new FileNotFoundException();
}
var pdr = new Request(doc);
try
{
//var type = DocumentType.Form1040;
//if (fileName.classification.Contains("w2"))
//{
// type = DocumentType.W2;
//}
var json = await CallDocumentApi_HttpClient_Process(pdr, DocumentType.ImageQuality);
var result = new FileInfo($@"{dName}\{doc.Name}");
if (!result.Directory.Exists)
{
result.Directory.Create();
}
await File.WriteAllTextAsync($@"{dName}\{ Path.GetFileNameWithoutExtension(result.Name) }.json", json);
}
catch (Exception ex)
{
Console.WriteLine($"Exceptions: {ex.Message}");
await File.WriteAllTextAsync($@"{dName}\{Path.GetFileNameWithoutExtension(doc.Name)}.json", ex.Message);
}
}
//---------------------------------------------------------------------------------------------------------------
// Process file already in the storage bucket
// One Off - Download Documents
//await DownloadDocumentObjects(storage, exportBucket, @"KeithVoelsTest", dName);
}
}
