public static void WriteBody(Action <string> writer, QHFMessage msg, string myNick, string contactNick)
{
string sender = msg.IsMy ? myNick : contactNick;
writer.Invoke($"{sender} [{msg.Time:dd.MM.yyyy HH:mm:ss}]");
writer.Invoke(msg.Text);
writer.Invoke("");
}
public int LoadToDb(string qhfFilePath, out int totalMsgs)
{
var messages = new List <IcqMessage>();
var account = new IcqAccount();
using (QHFReader reader = new QHFReader(qhfFilePath))
{
account.Nickname = reader.Nick;
account.Uin = Convert.ToInt32(reader.Uin);
var message = new QHFMessage();
while (reader.GetNextMessage(message))
{
messages.Add(new IcqMessage(account.Uin, message.IsMy, message.Time, message.Text));
}
}
messages = messages.OrderBy(ks => ks.DateTime).ToList();
totalMsgs = messages.Count;
var loader = IcqMessageLoader.GetInstance(_cnString);
IEnumerable <IcqMessage> uploadedMessages = null;
var accountLoader = IcqAccountLoader.GetInstance(_cnString);
if (accountLoader.Get(account.Uin) == null)
{
accountLoader.Add(account);
}
else
{
if (messages.First().DateTime < loader.GetLatest(account).DateTime)
{
if (messages.Last().DateTime > loader.GetEarliest(account).DateTime)
{
uploadedMessages = loader.GetRange(account, messages.First().DateTime, messages.Last().DateTime);
}
}
}
int uploadCount = 0;
if (uploadedMessages == null)
{
uploadCount = loader.AddRange(messages);
}
else
{
var selectedMessages = messages.Where(m => !uploadedMessages.Any(um => um.Equals(m))).ToList();
uploadCount = loader.AddRange(selectedMessages);
}
return(uploadCount);
}
public static List <QHFMessage> ReadMessages(string fileName)
{
List <QHFMessage> result = new List <QHFMessage>();
string uin = Path.GetFileNameWithoutExtension(fileName);
QHFMessage msg = null;
using (FileStream fs = new FileStream(fileName, FileMode.Open))
using (StreamReader sr = new StreamReader(fs, Encoding.GetEncoding(1251)))
{
string nextLine = sr.ReadLine();
while (nextLine != null)
{
if (nextLine == separatorFrom)
{
msg = new QHFMessage();
msg.ID = result.Count + 1;
msg.IsMy = false;
msg.Time = ParseDateTime(sr.ReadLine());
nextLine = sr.ReadLine();
}
else if (nextLine == separatorTo)
{
msg = new QHFMessage();
msg.ID = result.Count + 1;
msg.IsMy = true;
msg.Time = ParseDateTime(sr.ReadLine());
nextLine = sr.ReadLine();
}
else
{
string previousLine = nextLine;
nextLine = sr.ReadLine();
if (nextLine == separatorFrom || nextLine == separatorTo || nextLine == null)
{
result.Add(msg);
}
else
{
if (msg.Text != null)
{
msg.Text += Environment.NewLine;
}
msg.Text += previousLine;
}
}
}
}
return(result);
}
public bool GetNextMessage(QHFMessage msg)
{
if (fs.Position >= fs.Length - 24)
{
return(false);
}
byte[] msgBytes = null;
//Trace.WriteLine("Block start: " + fs.Position);
msg.Signature = br.ReadInt16();
if (msg.SignatureMismatch)
{
if (br.ReadByte() == 1)
{
// В предыдущем сообщении были ошибки и структура съехала.
msg.Signature = 1;
}
else
{
// Сдвигаем позицию на исходную для достоверности отладки.
fs.Position -= 1;
Trace.WriteLine($"{Uin} ({Nick}). Signature mismatch. (sign={msg.Signature})");
return(true);
}
}
var size = br.ReadInt32();
var endOfBlock = size + fs.Position;
try
{
msg.ID = GetNextBlock();
msg.Time = UnixTimeStampToDateTime(GetNextBlock());
msg.IsMy = GetNextBlock() > 0;
var msgLength = GetNextBlock();
if (msgLength < 0)
{
fs.Position -= 4;
msgBytes = ReadBytesUntilNextMessage(msg.ID + 1);
msgLength = msgBytes.Length;
}
else
{
if (msgLength > size)
{
fs.Position -= 4;
msgLength = br.ReadInt16();
if (msgLength > size)
{
fs.Position -= 2;
msgLength = br.ReadByte();
}
}
msgBytes = br.ReadBytes(msgLength);
}
msg.Text = encoding.GetString(DecodeBytes(msgBytes));
return(true);
}
catch (ArgumentException ex)
{
Trace.WriteLine(ex.Message);
if (fs.Position == fs.Length)
{
msg.Text = "Сообщение потеряно.";
}
return(true);
}
}
