public DownloadFileParam BindDownloadFile()
{
var downloadParam = new DownloadFileParam {
ListFiles = new List <DownloadFile>()
};
var i = 0;
while (true)
{
var fileName = TryGet("fileName" + i);
var tempFile = TryGet("fileId" + i);
if (fileName == null || tempFile == null)
{
break;
}
downloadParam.ListFiles.Add(new DownloadFile(fileName, tempFile));
i++;
}
if (downloadParam.ListFiles.Count == 0)
{
throw new Exception("Нечего загружать (неверный запрос)");
}
downloadParam.SaveAs = TryGetInt("saveAs", (int)GlobalDictionaries.SaveAsValues.Pictures);
return(downloadParam);
}
public ActionResult DownloadFile(DownloadFileParam fileParam)
{
foreach (var fileCheck in fileParam.ListFiles)
{
if (!GlobalDictionaries.Scans.Exists(x => x == fileCheck.TempFile))
{
throw new Exception("Не найден файл для скачивания!");
}
}
var tempDir = Path.GetTempPath();
byte[] response;
var fileId = fileParam.ListFiles[0].TempFile;
var fileName = fileParam.ListFiles[0].FileName;
string mimeType = null;
if (fileParam.SaveAs == (int)GlobalDictionaries.SaveAsValues.Pdf)
{
fileId = MakePdf(fileParam.ListFiles);
mimeType = _mimeTypes["pdf"];
fileName = Path.ChangeExtension(fileName, ".pdf");
}
else
{
var extension = Path.GetExtension(fileName);
if (!string.IsNullOrEmpty(extension))
{
mimeType = _mimeTypes[extension.Substring(1).ToLower()];
}
}
var file = Path.Combine(tempDir, fileId);
if (File.Exists(file))
{
response = File.ReadAllBytes(file);
File.Delete(file);
GlobalDictionaries.Scans.Remove(fileId);
foreach (var img in fileParam.ListFiles)
{
if (File.Exists(tempDir + img.TempFile))
{
File.Delete(tempDir + img.TempFile);
GlobalDictionaries.Scans.Remove(img.TempFile);
}
}
}
else
{
response = Encoding.UTF8.GetBytes("Not found");
}
//отправляем не файл а base64
return
(new ActionResult {
Content = response, ContentType = mimeType, FileNameToDownload = fileName
});
}
public ActionResult ConvertToBase64File(DownloadFileParam fileParam)
{
foreach (var fileCheck in fileParam.ListFiles)
{
if (!GlobalDictionaries.Scans.Exists(x => x == fileCheck.TempFile))
{
throw new Exception("Не найден файл для скачивания!");
}
}
var tempDir = Path.GetTempPath();
byte[] response;
var fileId = fileParam.ListFiles[0].TempFile;
var fileName = fileParam.ListFiles[0].FileName;
string mimeType = null;
if (fileParam.SaveAs == (int)GlobalDictionaries.SaveAsValues.Pdf)
{
fileId = MakePdf(fileParam.ListFiles);
mimeType = _mimeTypes["pdf"];
fileName = Path.ChangeExtension(fileName, ".pdf");
}
else
{
var extension = Path.GetExtension(fileName);
if (!string.IsNullOrEmpty(extension))
{
mimeType = _mimeTypes[extension.Substring(1).ToLower()];
}
}
var file = Path.Combine(tempDir, fileId);
string base64str = "";
if (File.Exists(file))
{
response = File.ReadAllBytes(file);
//массив байт конвертируем в строку
base64str = Convert.ToBase64String(response);
File.Delete(file);
GlobalDictionaries.Scans.Remove(fileId);
foreach (var img in fileParam.ListFiles)
{
if (File.Exists(tempDir + img.TempFile))
{
File.Delete(tempDir + img.TempFile);
GlobalDictionaries.Scans.Remove(img.TempFile);
}
}
}
else
{
response = Encoding.UTF8.GetBytes("Not found");
}
var singleScanResult = new SingleScanResult();
singleScanResult.FillContent(new DownloadFile(fileName, fileId), base64str);
//отправляем не файл а base64
return
(new ActionResult {
Content = singleScanResult.Content, ContentType = "text/json"
});
}
