public void OnHomeWorkChangeStatusHandler(HomeWork homeWork, HomeWorkStatus prevStatus, HomeWorkStatus newStatus)
{
MailSender mailSender = new MailSender();
string subject = "Home work: " + homeWork.Title + " changed status";
string text = "Teacher: " + homeWork.board.Teacher + " has changed home work status:\n"
+ "previos status: " + prevStatus + "\n"
+ "new status: " + newStatus;
bool mailSent = mailSender.Send(Email, subject, text);
}
public override List <HomeWork> GetHomeWorks(Repository repository)
{
List <HomeWork> HomeWorks = new List <HomeWork>();
XmlElement root = GetRootNodeFromXML();
foreach (XmlNode dataNode in root.ChildNodes)
{
if (dataNode.Name == "HomeWorks")
{
foreach (XmlNode node in dataNode.ChildNodes)
{
int hwId = 0;
XmlNode attrHwId = node.Attributes.GetNamedItem("id");
if (attrHwId != null)
{
int.TryParse(attrHwId.Value, out hwId);
}
string hwTitle = "";
XmlNode attrTitle = node.Attributes.GetNamedItem("title");
if (attrTitle != null)
{
hwTitle = attrTitle.Value;
}
int boardId = 0;
XmlNode attrboardId = node.Attributes.GetNamedItem("boardId");
if (attrHwId != null)
{
int.TryParse(attrboardId.Value, out boardId);
}
string hwText = "";
XmlNode attrHwText = node.Attributes.GetNamedItem("text");
if (attrHwText != null)
{
hwText = attrHwText.Value;
}
string hwComment = "";
XmlNode attrHwComment = node.Attributes.GetNamedItem("comment");
if (attrHwComment != null)
{
hwComment = attrHwComment.Value;
}
HomeWorkStatus hwStatus = HomeWorkStatus.ToDo;
int hwStatusId = 0;
XmlNode attrHwStatus = node.Attributes.GetNamedItem("status");
if (attrHwStatus != null)
{
int.TryParse(attrHwStatus.Value, out hwStatusId);
hwStatus = (HomeWorkStatus)Enum.GetValues(typeof(HomeWorkStatus)).GetValue(hwStatusId - 1);
}
Person student = null;
XmlNode attrStudentId = node.Attributes.GetNamedItem("studentId");
if (attrStudentId != null)
{
int hwStudentId = 0;
int.TryParse(attrStudentId.Value, out hwStudentId);
student = repository.Persons.Get(hwStudentId);
}
DateTime createDateHomeWork = new DateTime(1, 1, 1);
XmlNode attrHwCreateDate = node.Attributes.GetNamedItem("createDate");
if (attrHwCreateDate != null)
{
DateTime.TryParse(attrHwCreateDate.Value, out createDateHomeWork);
}
Board board = repository.Boards.Get(boardId);
if (hwId != 0 && hwTitle != "" && student != null && board != null)
{
HomeWork HW = new HomeWork(board,
hwTitle,
hwText,
hwComment,
student,
hwStatus,
hwId,
createDateHomeWork);
board.HomeWorkList.Add(HW);
HomeWorks.Add(HW);
}
}
break;
}
}
return(HomeWorks);
}
