public async Task <IActionResult> DropFile()
{
var theFiles = HttpContext.Request.Form.Files;
var uploadList = new List <UploadResult>();
string newFileName = string.Empty;
var allowRootPath = false;
var createThumbnail = false;
var requestedFilePath = Request.Form["targetPath"].ToString();
//TODO: refactor, this is very cloudscribe core specific
if (requestedFilePath == "/media/user-avatars")
{
var userName = User.Identity.Name;
if (!string.IsNullOrWhiteSpace(userName))
{
var safeSegment = _fileManagerService.GetSafeFolderSegment(userName);
if (!string.IsNullOrWhiteSpace(safeSegment))
{
requestedFilePath += "/" + safeSegment;
}
}
}
//_log.LogWarning($"requested upload path {requestedFilePath}");
bool?resizeImages = null;
int? maxWidth = null;
int? maxHeight = null;
var smaxHeight = Request.Form["maxHeight"];
var smaxWidth = Request.Form["maxWidth"];
var sCreateThumbnail = Request.Form["createThumbnail"];
if (!string.IsNullOrWhiteSpace(smaxHeight) && !string.IsNullOrWhiteSpace(smaxWidth))
{
try
{
maxWidth = Convert.ToInt32(smaxWidth);
maxHeight = Convert.ToInt32(smaxHeight);
resizeImages = true;
}
catch {}
}
var sResize = Request.Form["resizeImage"];
if (!string.IsNullOrWhiteSpace(sResize))
{
var autoResize = true;
bool.TryParse(sResize, out autoResize);
if (!autoResize)
{
resizeImages = false;
}
}
bool?keepOriginal = null;
var sKeepOriginal = Request.Form["keepOriginal"];
if (!string.IsNullOrWhiteSpace(sKeepOriginal))
{
// if passed this will override the default
var tmpKeep = false;
if (bool.TryParse(sKeepOriginal, out tmpKeep))
{
keepOriginal = tmpKeep;
}
}
if (!string.IsNullOrWhiteSpace(sCreateThumbnail))
{
bool.TryParse(sCreateThumbnail, out createThumbnail);
}
var manageAuthResult = await _authorizationService.AuthorizeAsync(User, "FileManagerPolicy");
var lessPermissionAllowedExtensions = _autoUploadOptions.AllowedLessPrivilegedFileExtensions.Split('|').ToList();
foreach (var formFile in theFiles)
{
var ext = Path.GetExtension(formFile.FileName);
var canSave = manageAuthResult.Succeeded || lessPermissionAllowedExtensions.Contains(ext);
if (!canSave)
{
_log.LogWarning($"not allowing user {User.Identity.Name} to upload file {formFile.FileName} because the file extension is not allowed for less priviledged users");
continue;
}
try
{
if (formFile.Length > 0)
{
var uploadResult = await _fileManagerService.ProcessFile(
formFile,
_autoUploadOptions,
resizeImages,
maxWidth,
maxHeight,
requestedFilePath,
newFileName,
allowRootPath,
createThumbnail,
keepOriginal
).ConfigureAwait(false);
uploadList.Add(uploadResult);
}
}
catch (Exception ex)
{
_log.LogError(MediaLoggingEvents.FILE_PROCCESSING, ex, ex.StackTrace);
}
}
foreach (var handler in _uploadHandlers)
{
try
{
await handler.Handle(uploadList);
}
catch (Exception ex)
{
_log.LogError($"{ex.Message}-{ex.StackTrace}");
}
}
return(Json(uploadList));
}
