public async Task <object> UploadFilesAsync(List <IFormFile> files)
{
uploads = new List <uploadStatus>();
List <Task> tasks = new List <Task>();
foreach (var formFile in files)
{
string fileName = ContentDispositionHeaderValue.Parse(formFile.ContentDisposition).FileName.Trim('"');
uploadStatus file = new uploadStatus();
file.url = fileName;
string targetPath = uploadTarget + fileName;
try
{
using (var stream = new FileStream(targetPath, FileMode.Create))
{
string newFile = uploadTarget + fileName;
Task copyFile = formFile.CopyToAsync(stream);// <<==== why is this erroring out here.
tasks.Add(copyFile);
file.success = true;
}
}
catch (Exception err)
{
file.success = false;
file.errorMessage = err.Message;
}
uploads.Add(file);
}
/* merge all uploads */
Task mergedTasks = Task.WhenAll(tasks);
return(mergedTasks);
}
/// <summary>
/// 大文件上传上下文类，构造函数
/// </summary>
/// <param name="page">上传文件的页面</param>
/// <param name="TempFileDir">上传文件存放的临时目录</param>
internal UploadContext(System.Web.UI.Page page, string TempFileDir)
{
m_TempFileDir = TempFileDir;
if (m_TempFileDir.Trim()[m_TempFileDir.Trim().Length - 1] != '\\')
{
m_TempFileDir = m_TempFileDir.Trim() + "\\";
}
m_GUID = Guid.NewGuid().ToString();
page.ClientScript.RegisterHiddenField("UploadID", m_GUID);
page.Response.Expires = 1;
m_status = uploadStatus.Initializing;
}
