public string getContentsFromFile(string itemID, string mimetype)
{
return(new GoogleDriveAPI().getContentsFromFile(itemID, mimetype));
UserCredential credential;
using (var stream =
new FileStream("credentials.json", FileMode.Open, FileAccess.Read))
{
// The file token.json stores the user's access and refresh tokens, and is created
// automatically when the authorization flow completes for the first time.
string credPath = "token.json";
credential = GoogleWebAuthorizationBroker.AuthorizeAsync(
GoogleClientSecrets.Load(stream).Secrets,
Scopes,
"user",
CancellationToken.None,
new FileDataStore(credPath, true)).Result;
Console.WriteLine("Credential file saved to: " + credPath);
}
// Create Drive API service.
var service = new DriveService(new BaseClientService.Initializer()
{
HttpClientInitializer = credential,
ApplicationName = ApplicationName,
});
FilesResource.ExportRequest exportRequest = service.Files.Export(itemID, "text/plain");
var result = exportRequest.Execute();
return(result);
}
public string getContentsFromFile(string itemID, string mimetype)
{
FilesResource.ExportRequest exportRequest = GetDriveServiceInstance().Files.Export(itemID, "text/plain");
var result = exportRequest.Execute();
return(result);
}
private static void UploadFile(DriveService service)
{
File body = new File();
body.Title = "test image ocr - " + DateTime.Now.ToString(" - yyyyMMdd - HHmmss");
body.Description = "test image ocr - " + DateTime.Now.ToString(" - yyyyMMdd - HHmmss");
//body.MimeType = "application/vnd.ms-excel";
body.MimeType = "image/jpeg";
// File's content.
byte[] byteArray = System.IO.File.ReadAllBytes("1.jpg");
MemoryStream stream = new MemoryStream(byteArray);
try
{
//FilesResource.InsertMediaUpload request = service.Files.Insert(body, stream, "application/vnd.google-apps.spreadsheet");
FilesResource.InsertMediaUpload request = service.Files.Insert(body, stream, "application/vnd.google-apps.photo");
request.Ocr = true;
request.OcrLanguage = "vi";
request.Convert = true;
request.Upload();
File imgFile = request.ResponseBody;
// Copy image and paste as document
var textMetadata = new File();
//textMetadata.Name = inputFile.Name;
//textMetadata.Parents = new List<string> { folderId };
textMetadata.MimeType = "application/vnd.google-apps.document";
FilesResource.CopyRequest requestCopy = service.Files.Copy(textMetadata, imgFile.Id);
requestCopy.Fields = "id";
requestCopy.OcrLanguage = "vi";
var textFile = requestCopy.Execute();
// Now we export document as plain text
FilesResource.ExportRequest requestExport = service.Files.Export(textFile.Id, "text/plain");
string output = requestExport.Execute();
// Uncomment the following line to print the File ID.
// Console.WriteLine("File ID: " + file.Id);
Console.WriteLine(output);
}
catch (Exception e)
{
Console.WriteLine("An error occurred: " + e.Message);
}
}
public OcrImageInfo goo_ocr_uploadFile(OcrImageInfo ocr)
{
string file = Path.Combine(PATH_OCR_IMAGE, ocr.FileName);
if (File.Exists(file) == false)
{
ocr.StateOcr = STATE_OCR.OCR_FAIL_MISS_FILE;
return(ocr);
}
DataFile body = new DataFile()
{
Title = ocr.FileName,
Description = ocr.Url,
//body.MimeType = "application/vnd.ms-excel";
MimeType = "image/jpeg"
};
byte[] byteArray = File.ReadAllBytes(file);
using (MemoryStream stream = new MemoryStream(byteArray))
{
try
{
//FilesResource.InsertMediaUpload request = service.Files.Insert(body, stream, "application/vnd.google-apps.spreadsheet");
FilesResource.InsertMediaUpload request = gooService.Files.Insert(body, stream, "application/vnd.google-apps.photo");
request.Ocr = true;
request.OcrLanguage = "vi";
request.Convert = true;
request.Upload();
DataFile imgFile = request.ResponseBody;
string fileId = imgFile.Id;
// Copy image and paste as document
var textMetadata = new DataFile();
//textMetadata.Name = inputFile.Name;
//textMetadata.Parents = new List<string> { folderId };
textMetadata.MimeType = "application/vnd.google-apps.document";
FilesResource.CopyRequest requestCopy = gooService.Files.Copy(textMetadata, fileId);
requestCopy.Fields = "id";
requestCopy.OcrLanguage = "vi";
var textFile = requestCopy.Execute();
// Now we export document as plain text
FilesResource.ExportRequest requestExport = gooService.Files.Export(textFile.Id, "text/plain");
string output = requestExport.Execute();
ocr.TextResult = output;
ocr.StateOcr = STATE_OCR.OCR_SUCCESS;
writeLogMessage("OK: " + ocr.FileName);
if (ocr.WriteToFile)
{
if (!string.IsNullOrEmpty(ocr.TextResult))
{
File.WriteAllText(PATH_OCR_IMAGE + @"log\" + ocr.FileName + ".txt", ocr.TextResult);
}
}
}
catch (Exception e)
{
ocr.TextError = e.Message;
ocr.StateOcr = STATE_OCR.OCR_FAIL_THROW_ERROR;
}
}
return(ocr);
}
