/// <summary>
/// 上传学生作业。
/// </summary>
/// <param name="swp"></param>
/// <param name="err"></param>
/// <returns></returns>
public bool UploadStudentWorks(WorkUploadToServer.StudentWorkUpload swp, out string err)
{
err = null;
bool result = false;
try
{
string msg = null;
this.RaiseChanged(msg = "开始装载上传学生作业...");
swp.Progress.UpdateProgressToolTipMessage(msg);
#region 装载上传作业。
Impl.StudentWorkTeaUpload upload = new Impl.StudentWorkTeaUpload();
upload.Student = new Impl.Student();
upload.Student.StudentID = swp.Student.StudentID;
upload.Student.StudentCode = swp.Student.StudentCode;
upload.Student.StudentName = swp.Student.StudentName;
upload.WorkID = swp.Student.Work.WorkID;
upload.WorkName = swp.Student.Work.WorkName;
upload.Type = (Impl.EnumWorkType)((int)swp.Student.Work.Type);
upload.Time = DateTime.Now;
upload.Status = (Impl.EnumWorkStatus)((int)swp.Student.Work.Status);
if (swp.Student.Work.Review != null)
{
upload.Review = new Impl.TeacherReview();
upload.Review.TeacherID = swp.Student.Work.Review.TeacherID;
upload.Review.TeacherName = swp.Student.Work.Review.TeacherName;
upload.Review.EvaluateType = (Impl.EnumEvaluateType)((int)swp.Store.Evaluate.Type);
upload.Review.ReviewValue = swp.Student.Work.Review.ReviewValue;
upload.Review.SubjectiveReviews = swp.Student.Work.Review.SubjectiveReviews;
if ((upload.Status & Impl.EnumWorkStatus.Review) != Impl.EnumWorkStatus.Review)
{
upload.Status |= Impl.EnumWorkStatus.Review;
this.RaiseChanged(msg = "标记作业已批阅");
swp.Progress.UpdateProgressToolTipMessage(msg);
}
}
upload.GradeID = swp.Store.GradeID;
upload.ClassID = swp.Store.ClassID;
upload.CatalogID = swp.Store.CatalogID;
upload.CatalogName = swp.Store.CatalogName;
upload.Files = new Impl.StudentWorkFile();
upload.Files.ContentType = "application/x-zip-compressed";
upload.Files.FileID = upload.WorkID;
upload.Files.FileName = upload.WorkName + ".zip";
upload.Files.FileExt = ".zip";
byte[] data = swp.LoadZipFiles(out err);
if (data == null || data.Length == 0)
{
if (string.IsNullOrEmpty(err)) err = "获取作业数据时发生未知异常！";
this.RaiseChanged(err);
return result;
}
upload.CheckCode = UtilTools.SummaryEncry(data);
this.RaiseChanged(msg = "完成上传作业装载.");
swp.Progress.UpdateProgressToolTipMessage(msg);
#endregion
swp.Progress.ProgressMaximum = data.Length;
upload.Files.OffSet = 0;
string info = string.Format("[{0},{1}]", upload.Student.StudentName, upload.WorkName);
this.RaiseChanged(msg = info + "开始分段上传作业,请稍后...");
swp.Progress.UpdateProgressToolTipMessage(msg);
using (MemoryStream ms = new MemoryStream(data))
{
result = true;
byte[] buf = new byte[1024];
int count = 0;
while ((count = ms.Read(buf, 0, buf.Length)) > 0)
{
if (count < buf.Length)
{
byte[] array = new byte[count];
Array.Copy(buf, array, count);
upload.Files.Data = array;
}
else
{
upload.Files.Data = buf;
}
Impl.CallResult callback = this.poxy.UploadStudentWorks(upload);
if (callback == null || callback.ResultCode < 0)
{
err = callback == null ? "服务无响应！" : callback.ResultMessage;
result = false;
swp.Progress.UploadFailure(err);
break;
}
swp.Progress.UpdateProgress(count);
upload.Files.OffSet += count;
System.Threading.Thread.Sleep(20);
ms.Seek(upload.Files.OffSet, SeekOrigin.Begin);
}
}
this.RaiseChanged(msg = info + "分段上传完成[" + (result ? "成功" : "失败[" + err + "]") + "]");
swp.Progress.UpdateProgressToolTipMessage(msg);
}
catch (Exception e)
{
result = false;
swp.Progress.UploadFailure(err = e.Message);
}
return result;
}
/// <remarks/>
public void UploadStudentWorksAsync(StudentWorkTeaUpload data, object userState)
{
if ((this.UploadStudentWorksOperationCompleted == null))
{
this.UploadStudentWorksOperationCompleted = new System.Threading.SendOrPostCallback(this.OnUploadStudentWorksOperationCompleted);
}
this.InvokeAsync("UploadStudentWorks", new object[] {
data}, this.UploadStudentWorksOperationCompleted, userState);
}
public CallResult UploadStudentWorks(StudentWorkTeaUpload data)
{
object[] results = this.Invoke("UploadStudentWorks", new object[] {
data});
return ((CallResult)(results[0]));
}
/// <remarks/>
public void UploadStudentWorksAsync(StudentWorkTeaUpload data)
{
this.UploadStudentWorksAsync(data, null);
}
/// <remarks/>
public System.IAsyncResult BeginUploadStudentWorks(StudentWorkTeaUpload data, System.AsyncCallback callback, object asyncState)
{
return this.BeginInvoke("UploadStudentWorks", new object[] {
data}, callback, asyncState);
}