public bool Delete(ResourceEntity entity)
{
try
{
_resourceRepository.Delete(entity);
return true;
}
catch (Exception e)
{
_log.Error(e,"数据库操作出错");
return false;
}
}
public ResourceEntity Update (ResourceEntity entity)
{
try
{
_resourceRepository.Update(entity);
return entity;
}
catch (Exception e)
{
_log.Error(e,"数据库操作出错");
return null;
}
}
public async Task<HttpResponseMessage> Upload()
{
var streamProvider = new MultipartMemoryStreamProvider();
await Request.Content.ReadAsMultipartAsync(streamProvider);
var fileNames = new List<string>();
foreach (var item in streamProvider.Contents)
{
if (item.Headers.ContentDisposition.FileName != null)
{
var ms = item.ReadAsStreamAsync().Result;
//double size = ms.Length/1024;
//int maxSize = 50;
//int maxWidth = 640;
//int maxHeight = 200;
//if (size > maxSize)
//{
//Image img = Image.FromStream(ms);
// int imgWidth = img.Width;
// int imgHeight = img.Height;
// if (imgWidth > imgHeight)
// {
// if (imgWidth > maxWidth)
// {
// float toImgWidth = maxWidth;
// //float toImgHeight = imgHeight / (imgWidth / toImgWidth);
// // float toImgHeight = toImgWidth*imgHeight/imgWidth;
// float toImgHeight = imgHeight * (toImgWidth / imgWidth);
// // Bitmap newImg=new Bitmap(img,int.Parse(toImgWidth.ToString()),int.Parse(toImgHeight.ToString()));
// Bitmap newImg = new Bitmap(img, Convert.ToInt16(toImgWidth), Convert.ToInt16(toImgHeight));
// MemoryStream stream = new MemoryStream();
// //newImg.Save(stream, newImg.RawFormat);
// newImg.Save(stream, ImageFormat.Png);
// ms = stream;
// }
// }
// else
// {
// if (imgHeight > maxHeight)
// {
// float toImgHeight = maxHeight;
// float toImgWidth = imgWidth / (imgHeight / toImgHeight);
// var newImg = new Bitmap(img, int.Parse(toImgWidth.ToString()), int.Parse(toImgHeight.ToString()));
// MemoryStream stream = new MemoryStream();
// newImg.Save(stream, newImg.RawFormat);
// ms = stream;
// }
// }
//}
var fileLength = ms.Length;
var info = new FileInfo(item.Headers.ContentDisposition.FileName.Replace("\"", ""));
//var allowFomat = new[] {".png",".jpg",".jepg",".gif"};
//var isImage = allowFomat.Contains(info.Extension.ToLower());
var fileNewName = GetUniquelyString();
//保存至OSS
var key = OssHelper.PutObject(ms, fileNewName + info.Extension);
//if (isImage)
//{
// OssHelper.PutThumbnaiObject(ms, fileNewName + info.Extension);
//}
var resource = new ResourceEntity
{
Guid = Guid.NewGuid(),
Name = fileNewName,
Length = fileLength,
Type = info.Extension.Substring(1).ToLower(),
// Adduser = ((UserBase)_workContent.CurrentUser).Id,
Addtime = DateTime.Now,
// UpdUser = _workContent.CurrentUser.Id,
UpdTime = DateTime.Now,
};
if (_resourceService.Create(resource).Id > 0)
fileNames.Add(key);
}
}
return PageHelper.toJson(PageHelper.ReturnValue(true, string.Join("|", fileNames)));
}