private void ReadExamInfo(byte[] buffer)
{
int index = 0;
examID = GetIntFromMessage(buffer, index);
index += sizeof(int);
memberID = GetIntFromMessage(buffer, index);
index += sizeof(int);
studentCount = GetIntFromMessage(buffer, index);
bool needStudents = false;
if (File.Exists(students_xml))
{
ExamInfo examInfo = XMLFileManager.GetExamInfo(students_xml);
if (examInfo.examId != examID || examInfo.studentCount != studentCount)
{
needStudents = true;
}
}
else
{
needStudents = true;
}
if (needStudents)
{
List <byte> message = new List <byte>();
message.AddRange(BitConverter.GetBytes(IPAddress.HostToNetworkOrder(AssistantProtocol.OpcodeNeedStudents)));
message.AddRange(BitConverter.GetBytes(IPAddress.HostToNetworkOrder(0)));
byte[] msg = message.ToArray();
SendMessage(msg);
}
else
{
XMLFileManager.SaveMemberId(students_xml, memberID);
students = XMLFileManager.GetStudentList(students_xml);
}
if (!File.Exists(cards_xml))
{
List <byte> message = new List <byte>();
message.AddRange(BitConverter.GetBytes(IPAddress.HostToNetworkOrder(AssistantProtocol.OpcodeNeedCards)));
message.AddRange(BitConverter.GetBytes(IPAddress.HostToNetworkOrder(0)));
byte[] msg = message.ToArray();
SendMessage(msg);
}
else
{
cards = XMLFileManager.GetCardList(cards_xml);
}
}
private void ReadExamInfo(byte[] buffer)
{
int index = 0;
examID = GetIntFromMessage(buffer, index);
index += sizeof(int);
memberID = GetIntFromMessage(buffer, index);
index += sizeof(int);
studentCount = GetIntFromMessage(buffer, index);
index += sizeof(int);
studentID = GetIntFromMessage(buffer, index);
bool needStudents = false;
if (File.Exists(students_xml))
{
ExamInfo examInfo = XMLFileManager.GetExamInfo(students_xml);
if (examInfo.examId != examID || examInfo.studentCount != studentCount)
{
needStudents = true;
}
}
else
{
needStudents = true;
}
if (needStudents)
{
List <byte> message = new List <byte>();
message.AddRange(BitConverter.GetBytes(IPAddress.HostToNetworkOrder(AssistantProtocol.OpcodeNeedStudents)));
message.AddRange(BitConverter.GetBytes(IPAddress.HostToNetworkOrder(0)));
byte[] msg = message.ToArray();
SendMessage(msg);
}
else
{
XMLFileManager.SaveMemberId(students_xml, memberID);
students = XMLFileManager.GetStudentList(students_xml);
parentForm.Invoke(new FillStudentResultsEventHandler(parentForm.FillStudentResults), new Object[] { students });
if (studentID != -1)
{
Student.StudentUpdate stUpd = new Student.StudentUpdate();
stUpd.student = Student.GetStudentById(students, studentID);
parentForm.Invoke(new UpdateStudentEventHandler(parentForm.UpdateStudentInfo), new Object[] { stUpd.student });
}
}
}
public static ExamInfo GetExamInfo(string fileName)
{
ExamInfo exam = new ExamInfo();
XmlDocument doc = new XmlDocument();
try
{
doc.Load(fileName);
XmlNode root = doc.DocumentElement;
exam.examType = root.Attributes["examType"].Value;
exam.examId = Convert.ToInt32(root.Attributes["examId"].Value);
exam.memberId = Convert.ToInt32(root.Attributes["memberId"].Value);
exam.studentCount = Convert.ToInt32(root.Attributes["studentCount"].Value);
}
catch (Exception err)
{
Console.WriteLine("Ошибка чтения XML: " + err);
}
return(exam);
}