public ActionResult <ConvertResponse> Convert(Stream stream, string fileName)
{
try
{
string fileExtension = Path.GetExtension(fileName).Trim('.');
if (stream.Length == 0)
{
throw new Exception("Поток не может быть пуст");
}
if (CheckFileExtension.GetFileExtension(fileExtension) == FileExtension.Extensions.Unknown)
{
throw new Exception("Неподдерживаемый тип файла");
}
if (CheckFileExtension.GetFileExtension(fileExtension) == FileExtension.Extensions.Pdf)
{
throw new Exception("Выберите другой файл, конвертация pdf в pdf не нужна");
}
_logger.LogDebug($"Start convert");
ConvertResponse responseConvert = new ConvertResponse();
byte[] result = _fileInfoPdf.Convert(stream, fileName);
ConvertFileResponse convertResult = new ConvertFileResponse {
Name = fileName, Pdf = result
};
responseConvert.Values.Add(convertResult);
_logger.LogDebug("PdfController.Convert() OK");
return(Ok(responseConvert));
}
catch (Exception e)
{
_logger.LogError(e.Message);
return(BadRequest(e.Message));
}
}
public ActionResult <ProcessResponse> Process(IFormFile file)
{
_logger.LogDebug($"Process response");
ProcessResponse response = new ProcessResponse();
string fileExtension = Path.GetExtension(file.FileName).Trim('.');
try
{
using (Stream stream = file.OpenReadStream())
{
if (file.Length == 0)
{
throw new Exception("Файл не может быть пуст");
}
if (CheckFileExtension.GetFileExtension(fileExtension) == FileExtension.Extensions.Unknown)
{
throw new Exception("Неподдерживаемый тип файла");
}
if (CheckFileExtension.GetFileExtension(fileExtension) == FileExtension.Extensions.Pdf)
{
ExtractTextFileResponse extractResult = _fileInfoPdf.Extract(stream);
PreviewFileResponse previewResult = _fileInfoPdf.Preview(stream, 0);
ProcessFileResponse result = new ProcessFileResponse {
Image = previewResult.Image, TextValues = extractResult.Values
};
response.Values.Add(result);
return(response);
}
else
{
byte[] resultPdf = _fileInfoPdf.Convert(stream, file.FileName);
using (Stream pdfStream = new MemoryStream(resultPdf))
{
ExtractTextFileResponse extractResult = _fileInfoPdf.Extract(pdfStream);
PreviewFileResponse previewResult = _fileInfoPdf.Preview(pdfStream, 0);
ProcessFileResponse result = new ProcessFileResponse {
Name = file.FileName, Pdf = resultPdf, TextValues = extractResult.Values, Image = previewResult.Image
};
response.Values.Add(result);
}
}
}
_logger.LogDebug("PdfController.Process() OK");
return(Ok(response));
}
catch (Exception e)
{
_logger.LogError(e.Message);
return(BadRequest($"Ошибка обработки файла '{file.FileName}'. Фаил неизвестного формата или файл поврежден"));
}
}
public byte[] Convert(Stream file, string fileName)
{
_logger.LogDebug($"Start convert file, check file extenstion");
string ext = System.IO.Path.GetExtension(fileName).Trim('.');
FileExtension.Extensions type = CheckFileExtension.GetFileExtension(ext);
switch (type)
{
case FileExtension.Extensions.Doc:
case FileExtension.Extensions.Rtf:
case FileExtension.Extensions.Dot:
return(WordToPdf(file));
}
_logger.LogDebug("FileInfoPDFService.Convert....OK");
return(null);
}
public async Task <IActionResult> Upload(IFormFile file)
{
try
{
_log.LogDebug($"UploadFile file={file}");
string fileExtension = Path.GetExtension(file.FileName).Trim('.');
if (file == null || file.Length == 0)
{
throw new Exception("Файл не может быть пуст");
}
if (CheckFileExtension.GetFileExtension(fileExtension) == FileExtension.Extensions.Unknown)
{
throw new Exception("Неподдерживаемый тип файла");
}
string currentSid = Utils.GetSid(HttpContext);
Document document = new Document();
PdfText text = null;
ProcessResponse result;
string dirPdfPath = Folder.GetAllPath(Path.Combine(Umk.IO.Folder.UploadsFolder, "pdf"));
string filePdfPath = Path.Combine(dirPdfPath, $"{Path.GetFileNameWithoutExtension(file.FileName)}.pdf");
if (CheckFileExtension.GetFileExtension(fileExtension) == FileExtension.Extensions.Pdf)
{
result = await SendToPdfService(file);
string documentId = Guid.NewGuid().ToString();
foreach (var infoPdf in result.Values)
{
document = new Document {
doc_id = documentId, parent_id = null, path = filePdfPath.Substring(filePdfPath.IndexOf("\\uploads") + 1), type = Convert.ToByte(CheckFileExtension.GetFileExtension("pdf")), upload_time_stamp = DateTime.Now, short_name = Path.GetFileNameWithoutExtension(filePdfPath), user_sid = currentSid, picture = "data:image/jpg;base64," + Convert.ToBase64String(infoPdf.Image)
};
_fileService.Add(document, file, filePdfPath, (f, ff) =>
{
using (var pdfFileStream = new FileStream(filePdfPath, FileMode.Create))
{
file.CopyTo(pdfFileStream);
}
});
foreach (var pdfText in infoPdf.TextValues)
{
text = new PdfText {
parent_id = documentId, page_number = pdfText.Key, page_text = pdfText.Value, short_name = document.short_name
};
}
}
}
else
{
string dir = Folder.GetAllPath(Path.Combine(Umk.IO.Folder.UploadsFolder, fileExtension));
string filePath = Path.Combine(dir, file.FileName);
string documentId = Guid.NewGuid().ToString();
document = new Models.Document {
doc_id = documentId, parent_id = null, path = filePath.Substring(filePath.IndexOf("\\uploads") + 1), type = Convert.ToByte(CheckFileExtension.GetFileExtension(fileExtension)), upload_time_stamp = DateTime.Now, short_name = Path.GetFileNameWithoutExtension(filePath), user_sid = currentSid, picture = null
};
_fileService.Add(document, file, filePath, (f, ff) =>
{
using (var fileStream = new FileStream(filePath, FileMode.Create))
{
file.CopyTo(fileStream);
}
});
result = await SendToPdfService(file);
foreach (var infoPdf in result.Values)
{
document = new Models.Document {
doc_id = Guid.NewGuid().ToString(), parent_id = documentId, path = filePdfPath.Substring(filePdfPath.IndexOf("\\uploads") + 1), type = Convert.ToByte(CheckFileExtension.GetFileExtension("pdf")), upload_time_stamp = DateTime.Now, short_name = Path.GetFileNameWithoutExtension(filePdfPath), user_sid = currentSid, picture = "data:image/jpg;base64," + Convert.ToBase64String(infoPdf.Image)
};
_fileService.Add(document, file, filePdfPath, (f, ff) =>
{
using (var pdfFileStream = new FileStream(filePdfPath, FileMode.Create))
using (Stream streamPdf = new MemoryStream(infoPdf.Pdf))
{
streamPdf.CopyTo(pdfFileStream);
}
});
foreach (var pdfText in infoPdf.TextValues)
{
text = new PdfText {
parent_id = documentId, page_number = pdfText.Key, page_text = pdfText.Value, short_name = document.short_name
};
}
}
}
_log.LogDebug("UploadDownloadController.Upload() OK");
return(Ok(document));
}
catch (Exception e)
{
_log.LogError(e.Message);
return(BadRequest(e.Message));
}
}