/// <summary>
/// 关闭浏览器记录学习进度
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public ActionResult LearningRecord(int id)
{
Lession Lession = new Lession();
Lession = db.Lessions.Find(id);
if (User.Identity.IsAuthenticated)
{
LearningRecord record = db.LearningRecords.Where(sr => sr.UserID == CurrentUser.ID && sr.Lession.CourseID == Lession.CourseID).FirstOrDefault();
if (record == null)
{
record = new Models.LearningRecord();
record.UserID = CurrentUser.ID;
record.LessionID = id;
record.Time = DateTime.Now;
db.LearningRecords.Add(record);
}
else
{
record.LessionID = id;
record.Time = DateTime.Now;
}
db.SaveChanges();
}
return Content("");
}
/// <summary>
/// 播放课时视屏
/// </summary>
/// <param name="id"></param>
/// <returns></returns>
public ActionResult PlayLession(int id)
{
Lession lession = new Lession();
lession = db.Lessions.Find(id);
return File("/Lessions/" + lession.Path, lession.ContentType);
}
public ActionResult LessionEdit(Lession model, HttpPostedFileBase file)
{
Lession lession = db.Lessions.Find(model.ID);
string path = "";
if (file != null)
{
path = Server.MapPath(lession.Path);
System.IO.File.Delete(path);
string fileName = Path.Combine(Request.MapPath("~/Lessions"), DateHelper.GetTimeStamp() + Path.GetExtension(file.FileName));
file.SaveAs(fileName);
path = DateHelper.GetTimeStamp() + Path.GetExtension(file.FileName);
lession.Path = path;
}
lession.Title = model.Title;
lession.Description = model.Description;
lession.Remark = model.Remark;
db.SaveChanges();
return Redirect("/Admin/CourseShow/" + lession.CourseID);
}
/// <summary>
/// 课程显示
/// </summary>
/// <returns></returns>
public ActionResult LessionShow(int id)
{
Lession lession = new Lession();
lession = db.Lessions.Find(id);
ViewBag.Lession = new vLession(lession);
return View();
}
public ActionResult LessionEdit(int id)
{
Lession lession = new Lession();
lession = db.Lessions.Find(id);
ViewBag.Lession = lession;
return View();
}
public ActionResult LessionDelete(int id)
{
Lession lession = new Lession();
lession = db.Lessions.Find(id);
var path = Server.MapPath("~/Lessions"+lession.Path);
System.IO.File.Delete(path);
db.Lessions.Remove(lession);
db.SaveChanges();
return Content("ok");
}
public ActionResult AddLession(Lession model, HttpPostedFileBase file)
{
string fileName = Path.Combine(Request.MapPath("~/Lessions"), DateHelper.GetTimeStamp() + Path.GetExtension(file.FileName));
file.SaveAs(fileName);
var path = DateHelper.GetTimeStamp() + Path.GetExtension(file.FileName);
model.Time = DateTime.Now;
model.ContentType = file.ContentType;
model.Path = path;
db.Lessions.Add(model);
db.SaveChanges();
return Redirect("/Admin/CourseShow/"+model.CourseID);
}
public ActionResult AddLession(Lession model, HttpPostedFileBase file)
{
var temp = db.Lessions.Where(l => l.CourseID == model.CourseID && l.Title == model.Title).FirstOrDefault();
if (temp != null)
{
return Redirect("/Admin/AdminMessage?msg=该课时已经存在！");
}
var radom = DateHelper.GetTimeStamp();
var course = db.Courses.Find(model.CourseID);
string root = "~/Lessions/" + course.Title + "/";
var phicyPath = HostingEnvironment.MapPath(root);
file.SaveAs(phicyPath + file.FileName);
var exten = Path.GetExtension(file.FileName);
if (!exten.Equals(".flv"))
{
var video = new VideoFile(phicyPath + file.FileName);
video.Convert(".flv", Quality.Medium).MoveTo(phicyPath + radom + ".flv");
model.Path = fileServer + "Lessions/" + course.Title + "/" + radom + ".flv";
if (System.IO.File.Exists(phicyPath + file.FileName))
{
//如果存在则删除
System.IO.File.Delete(phicyPath + file.FileName);
}
}
else
{
model.Path = fileServer + "Lessions/" + course.Title + "/" + file.FileName;
}
// model.Path = fileServer + "Lessions/" + course.Title + "/" + file.FileName;
model.Time = DateTime.Now;
model.ContentType = file.ContentType;
model.Browses = 0;
model.Route = 1;
db.Lessions.Add(model);
db.SaveChanges();
return Redirect("/Admin/CourseShow/" + model.CourseID);
}
public ActionResult LessionEdit(Lession model, HttpPostedFileBase file)
{
Lession lession = db.Lessions.Find(model.ID);
Course course = db.Courses.Find(lession.CourseID);
string path = "";
if (file != null)
{
var oldPath = Server.MapPath("~/" + lession.Path.Replace(fileServer, ""));
System.IO.File.Delete(oldPath);
string root = "~/Lessions/" + course.Title + "/";
var phicyPath = HostingEnvironment.MapPath(root);
file.SaveAs(phicyPath + file.FileName);
path = fileServer + "Lessions/" + course.Title + "/" + file.FileName;
lession.Path = path;
}
lession.Title = model.Title;
lession.Description = model.Description;
lession.Remark = model.Remark;
db.SaveChanges();
return Redirect("/Admin/CourseShow/" + lession.CourseID);
}
