//do not validate request token (XSRF)
// [AdminAntiForgery(true)]
public virtual IActionResult AsyncUpload()
{
var httpPostedFile = Request.Form.Files.FirstOrDefault();
if (httpPostedFile == null)
{
return(Json(new
{
success = false,
message = "No file uploaded",
downloadGuid = Guid.Empty
}));
}
var fileBinary = httpPostedFile.GetDownloadBits();
var qqFileNameParameter = "qqfilename";
var fileName = httpPostedFile.FileName;
if (string.IsNullOrEmpty(fileName) && Request.Form.ContainsKey(qqFileNameParameter))
{
fileName = Request.Form[qqFileNameParameter].ToString();
}
//remove path (passed in IE)
fileName = _fileProvider.GetFileName(fileName);
var contentType = httpPostedFile.ContentType;
var fileExtension = _fileProvider.GetFileExtension(fileName);
if (!string.IsNullOrEmpty(fileExtension))
{
fileExtension = fileExtension.ToLowerInvariant();
}
var download = new Download
{
DownloadGuid = Guid.NewGuid(),
UseDownloadUrl = false,
DownloadUrl = string.Empty,
DownloadBinary = fileBinary,
ContentType = contentType,
//we store filename without extension for downloads
Filename = _fileProvider.GetFileNameWithoutExtension(fileName),
Extension = fileExtension,
IsNew = true
};
_downloadService.InsertDownload(download);
//when returning JSON the mime-type must be set to text/plain
//otherwise some browsers will pop-up a "Save As" dialog.
return(Json(new { success = true,
downloadId = download.Id,
downloadUrl = Url.Action("DownloadFile", new { downloadGuid = download.DownloadGuid }) }));
}
/// <summary>
/// Gets the default picture URL
/// </summary>
/// <param name="targetSize">The target picture size (longest side)</param>
/// <param name="defaultPictureType">Default picture type</param>
/// <param name="storeLocation">Store location URL; null to use determine the current store location automatically</param>
/// <returns>Picture URL</returns>
public virtual string GetDefaultPictureUrl(int targetSize = 0,
PictureType defaultPictureType = PictureType.Entity,
string storeLocation = null)
{
string defaultImageFileName;
switch (defaultPictureType)
{
case PictureType.Avatar:
defaultImageFileName = _settingService.GetSettingByKey("Media.User.DefaultAvatarImageName", ResearchMediaDefaults.DefaultAvatarFileName);
break;
case PictureType.Pdf:
defaultImageFileName = ResearchMediaDefaults.DefaultPdfFileName;
break;
case PictureType.Entity:
default:
defaultImageFileName = _settingService.GetSettingByKey("Media.DefaultImageName", ResearchMediaDefaults.DefaultImageFileName);
break;
}
var filePath = GetPictureLocalPath(defaultImageFileName);
if (!_fileProvider.FileExists(filePath))
{
return("");
}
if (targetSize == 0)
{
//var url = (!string.IsNullOrEmpty(storeLocation)
// ? storeLocation
// : _webHelper.GetStoreLocation())
// +
// "images/" + defaultImageFileName;
var url = "images/" + defaultImageFileName;
return(url);
}
else
{
var fileExtension = _fileProvider.GetFileExtension(filePath);
var thumbFileName = $"{_fileProvider.GetFileNameWithoutExtension(filePath)}_{targetSize}{fileExtension}";
var thumbFilePath = GetThumbLocalPath(thumbFileName);
if (!GeneratedThumbExists(thumbFilePath, thumbFileName))
{
using (var image = Image.Load(filePath, out var imageFormat))
{
image.Mutate(imageProcess => imageProcess.Resize(new ResizeOptions
{
Mode = ResizeMode.Max,
Size = CalculateDimensions(image.Size(), targetSize)
}));
var pictureBinary = EncodeImage(image, imageFormat);
SaveThumb(thumbFilePath, thumbFileName, imageFormat.DefaultMimeType, pictureBinary);
}
}
var url = GetThumbUrl(thumbFileName, storeLocation);
return(url);
}
}
//do not validate request token (XSRF)
// [AdminAntiForgery(true)]
public virtual IActionResult AsyncUpload()
{
//if (!_permissionService.Authorize(StandardPermissionProvider.UploadPictures))
// return Json(new { success = false, error = "You do not have required permissions" }, "text/plain");
var httpPostedFile = Request.Form.Files.FirstOrDefault();
if (httpPostedFile == null)
{
return(Json(new
{
success = false,
message = "No file uploaded",
downloadGuid = Guid.Empty
}));
}
var fileBinary = httpPostedFile.GetDownloadBits();
const string qqFileNameParameter = "qqfilename";
var fileName = httpPostedFile.FileName;
if (string.IsNullOrEmpty(fileName) && Request.Form.ContainsKey(qqFileNameParameter))
{
fileName = Request.Form[qqFileNameParameter].ToString();
}
//remove path (passed in IE)
fileName = _fileProvider.GetFileName(fileName);
var contentType = httpPostedFile.ContentType;
var fileExtension = _fileProvider.GetFileExtension(fileName);
if (!string.IsNullOrEmpty(fileExtension))
{
fileExtension = fileExtension.ToLowerInvariant();
}
//contentType is not always available
//that's why we manually update it here
//http://www.sfsu.edu/training/mimetype.htm
if (string.IsNullOrEmpty(contentType))
{
switch (fileExtension)
{
case ".bmp":
contentType = MimeTypes.ImageBmp;
break;
case ".gif":
contentType = MimeTypes.ImageGif;
break;
case ".jpeg":
case ".jpg":
case ".jpe":
case ".jfif":
case ".pjpeg":
case ".pjp":
contentType = MimeTypes.ImageJpeg;
break;
case ".png":
contentType = MimeTypes.ImagePng;
break;
case ".tiff":
case ".tif":
contentType = MimeTypes.ImageTiff;
break;
default:
break;
}
}
var picture = _pictureService.InsertPicture(fileBinary, contentType, null);
//when returning JSON the mime-type must be set to text/plain
//otherwise some browsers will pop-up a "Save As" dialog.
return(Json(new { success = true, pictureId = picture.Id, imageUrl = _pictureService.GetPictureUrl(picture, 100) }));
}
