private UploadFilesResult UploadResult(string name, long size, string path)
{
string fileType = MimeMapping.GetMimeMapping(name);
var result = new UploadFilesResult()
{
name = name,
size = size,
type = fileType,
path = path,
//Url = urlBase + name,
thumbnailUrl = GetThumbUrl(fileType, name),
};
return(result);
}
/// <summary>
/// 整个文件上传并保存
/// </summary>
/// <param name="requestContext"></param>
/// <param name="statuses"></param>
private UploadFilesResult UploadWholeFile(HttpPostedFileBase file)
{
var result = new UploadFilesResult();
string fileName = file.FileName.Length > 14 ? file.FileName.Substring(file.FileName.Length - 14) : file.FileName;
string fullPath = GetStorageFullName(fileName);
file.SaveAs(fullPath);
//Create thumb
if (imgExtansions.Contains(Utility.GetFileSuffix(fileName).ToLower()))
{
var thumbFile = GetStorageFullName(fileName, true);
using (Image tempimg = Image.FromFile(fullPath))
{
Bitmap originalImage = new Bitmap(tempimg, ThumbWidth, ThumbHeight);
originalImage.Save(thumbFile);
}
}
result = UploadResult(fileName, file.ContentLength, fullPath);
return(result);
}
/// <summary>
/// 单点续传
/// </summary>
/// <param name="fileName"></param>
/// <param name="requestContext"></param>
/// <returns></returns>
private UploadFilesResult UploadPartialFile(string fileName, HttpContextBase requestContext)
{
var result = new UploadFilesResult();
var request = requestContext.Request;
if (request.Files.Count != 1)
{
throw new HttpRequestValidationException("试图上传分块包含每个请求的多个片段文件");
}
var file = request.Files[0];
var inputStream = file.InputStream;
var fullName = GetStorageFullName(fileName);
var thumbfullName = GetStorageFullName(fileName, true);
ImageHelper imgHelper = new ImageHelper();
var imageBit = ImageHelper.LoadImage(fullName);
imgHelper.Save(imageBit, ThumbWidth, ThumbHeight, 10, thumbfullName);
using (var fs = new FileStream(fullName, FileMode.Append, FileAccess.Write))
{
var buffer = new byte[1024];
var l = inputStream.Read(buffer, 0, 1024);
while (l > 0)
{
fs.Write(buffer, 0, l);
l = inputStream.Read(buffer, 0, 1024);
}
fs.Flush();
fs.Close();
}
result = UploadResult(file.FileName, file.ContentLength, file.FileName);
return(result);
}
