public async Task <IActionResult> UpLoad(List <IFormFile> files, [Bind("Guid,CreateTime,UpdateTime,Title,Name,FileName,Length,ContentType")] File file)
{
foreach (var f in files)
{
var fileName = f.FileName;
fileName = $@"{hostingEnvironment.WebRootPath}\UpLoad\{fileName}";
if (!Directory.Exists($@"{hostingEnvironment.WebRootPath}\UpLoad"))
{
Directory.CreateDirectory($@"{hostingEnvironment.WebRootPath}\UpLoad");
}
using (var fileStream = new FileStream(fileName, FileMode.Create))
{
await f.CopyToAsync(fileStream);
file.Guid = Guid.NewGuid();
file.CreateTime = DateTime.Now;
file.UpdateTime = DateTime.Now;
file.Name = f.FileName;
file.FileName = fileName;
file.Length = fileStream.Length;
file.ContentType = fileName.Substring(fileName.LastIndexOf(".", StringComparison.Ordinal) + 1);
fileStream.Flush();
}
context.Add(file);
await context.SaveChangesAsync();
}
return(RedirectToAction(nameof(Index)));
}
public IActionResult CreateFile([FromBody] File file)
{
try
{
if (file == null)
{
return(BadRequest("File object is null"));
}
if (!ModelState.IsValid)
{
return(BadRequest("Invalid model object"));
}
int.TryParse(_configuration["fileUploadRestrictions:maxFileSizeInBytes"], out int maxFileSize);
if (file.FileSize > maxFileSize)
{
return(Problem(detail: $"File size cannot be bigger than limit ({maxFileSize} bytes)", title: "Error"));
}
var allowedFileTypesString = _configuration["fileUploadRestrictions:allowedFileTypes"];
var allowedFileTypes = allowedFileTypesString.Split('|').ToList();
if (!allowedFileTypes.Contains(file.FileType))
{
return(Problem(detail: $"Only files with these types can be uploaded: {allowedFileTypesString}", title: "Error"));
}
file.Id = Guid.NewGuid();
file.UploadDate = DateTime.UtcNow;
_context.Add(file);
_context.SaveChanges();
return(StatusCode(201));
}
catch (Exception ex)
{
return(StatusCode(500, $"Internal server error: {ex}"));
}
}
public async Task <IActionResult> Create(ViewFile model)
{
if (ModelState.IsValid)
{
string uniqueFilename = null;
if (model.formFile != null)
{
string ext = System.IO.Path.GetExtension(model.formFile.FileName);
if (ext == ".pdf")
{
string upload = System.IO.Path.Combine(_env.WebRootPath, "images");
uniqueFilename = Guid.NewGuid().ToString() + "_" + model.formFile.FileName;
string filepath = System.IO.Path.Combine(upload, uniqueFilename);
model.formFile.CopyTo(new System.IO.FileStream(filepath, System.IO.FileMode.Create));
//string filepath = $"{_env.WebRootPath}/images/{model.formFile.FileName}";
//var stream = System.IO.File.Create(filepath);
//model.formFile.CopyTo(stream);
}
else
{
TempData["Error"] = "Only Pdf files are allowed";
return(RedirectToAction("Create", "Files"));
}
}
File newfile = new File
{
Yid = model.Yid,
Yoganame = model.Yoganame,
photo = uniqueFilename,
};
_context.Add(newfile);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(Index)));
}
return(View());
}
