//增加
/// <summary>
/// created by jyf
/// 2019.7.22
/// 增加一个学生-课程
/// </summary>
/// <param name=""></param>
/// <returns></returns>
public static int AddMap(Course_student_mapping csm)
{
using (var dbContext = new DataModels())
{
dbContext.course_student_mapping.Add(csm);
return(dbContext.SaveChanges());
}
}
/// <summary>
/// created by jyf
/// 2019.7.22
/// 增加一个学生-课程
/// </summary>
/// <param></param>
/// <returns></returns>
public static int AddMap(Course_student_mapping csm)
{
using (var dbContext = new DataModels())
{
List <Course_student_mapping> map = dbContext.course_student_mapping.Where(t => t.course_id == csm.course_id).Where(t => t.student_id == csm.student_id).ToList();
if (map.Count == 0)
{
dbContext.course_student_mapping.Add(csm);
return(dbContext.SaveChanges());
}
else
{
return(0);
}
}
}
public HttpResponseMessage UploadAssignment()
{
try
{
string signature = HttpUtil.GetAuthorization(Request);
if (signature == null || !redis.IsSet(signature))
{
return(new Response(2001, "未登录账户").Convert());
}
bool login = redis.IsSet(signature);
if (!login)
{
return(new Response(2001, "未登录账户").Convert());
}
string id = redis.Get <string>(signature);
HttpContextBase context = (HttpContextBase)Request.Properties["MS_HttpContext"];
HttpRequestBase httpRequest = context.Request;
int expId = int.Parse(httpRequest["expId"]);
Experiment exp = ExperimentDao.GetExperimentById(expId);
if (!HttpUtil.IsTimeLater(exp.deadline))
{
return(new Response(2002, "已过提交截止时间").Convert());
}
if (exp == null)
{
return(new Response(3001).Convert());
}
Course_student_mapping csm = CourseDao.GetMapByStudentId(id).Where(m => m.course_id == exp.course_id).First();
if (csm == null)
{
return(new Response(2002).Convert());
}
string fileCode = null;
if (httpRequest.Files.Count > 0)
{
string path = httpRequest.MapPath(@"~/Files/Assignment/" + expId + "/");
if (!System.IO.Directory.Exists(path))
{
System.IO.Directory.CreateDirectory(path);
}
var uploadedFiles = httpRequest.Files;
if (uploadedFiles.Count != 1)
{
return(new Response(2002, "仅支持单个文件").Convert());
}
var uploadedFile = uploadedFiles[0];
Models.File file = HttpUtil.UploadFile(uploadedFile, id, "作业", path, Request);
AssignmentDao.AddFile(file);
fileCode = file.id;
}
else if (httpRequest["file"] != null)
{
fileCode = httpRequest["file"].ToString();
}
Assignment assignment = AssignmentDao.GetAssignmentsByStuIdAndExpId(id, expId);
if (assignment == null)
{
assignment = new Assignment
{
student_id = id,
experiment_id = expId,
submit_time = DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss"),
file = fileCode,
is_standard = 0
};
AssignmentDao.AddAssignment(assignment);
LogUtil.Log(Request, "提交作业", expId.ToString(), id, 1);
}
else
{
string oldFile = assignment.file;
assignment.file = fileCode;
assignment.submit_time = DateTime.Now.ToString("yyyy/MM/dd HH:mm:ss");
AssignmentDao.ChangeAssignmentInfo(assignment);
LogUtil.Log(Request, "重新提交作业", expId.ToString(), id, 1, "", "替换的作业: " + oldFile);
}
return(new Response(1001).Convert());
}
catch (Exception e)
{
ErrorLogUtil.WriteLogToFile(e, Request);
return(Response.Error());
}
}
