/// <summary>
/// 发送 message 给 user
/// </summary>
/// <param name="oaClient">指定发给哪个用户</param>
/// <param name="message">信息内容</param>
private void _sendToClient(OaClient oaClient, string message)
{
try
{
//将字符串写入网络流，此方法会自动附加字符串长度前缀
oaClient.BinaryWriter.Write(message);
oaClient.BinaryWriter.Flush();
}
catch
{
//AddItemToListBox(string.Format("向[{0}]发送信息失败", oaClient.Name));
}
}
/// <summary>
/// 发送消息给所有客户端,不包括自己
/// </summary>
/// <param name="oaClient">发送信息的客户端</param>
/// <param name="message">信息内容</param>
private void _sendToAllClient(OaClient oaClient, string message)
{
for (int i = 0; i < _oaClientList.Count; i++)
{
if (_oaClientList[i].Id != oaClient.Id)
{
_sendToClient(_oaClientList[i], message);
}
}
}
/// <summary>
/// 接收客户端连接
/// </summary>
private void _listenClientConnect()
{
TcpClient tcpClient = null;
while (true)
{
try
{
tcpClient = _tcpListener.AcceptTcpClient();
}
catch
{
//当服务未启动时 AcceptTcpClient() 会产生异常
//因此可以利用此异常退出循环
continue;
}
OaClient oaClient = new OaClient(tcpClient);
//每接收一个客户端连接，就创建一个对应的线程循环接收该客户端发来的信息；
Thread threadReceive = new Thread(_receiveData);
threadReceive.Start(oaClient);
//AddItemToListBox(string.Format("[{0}]进入", newClient.Client.RemoteEndPoint));
//AddItemToListBox(string.Format("当前连接用户数：{0}", _oaClientList.Count));
}
}
/// <summary>
/// 移除用户
/// </summary>
/// <param name="oaClient">指定要移除的用户</param>
private void _removeUser(OaClient oaClient)
{
_oaClientList.Remove(oaClient);
oaClient.Close();
}
private string _getMessages(OaClient oaClient)
{
var list =
ctx.ExecuteQuery<FileUnread>(
@"select a.Id, a.Name, a.Type, a.RealName, a.OwnerId, a.Pid, b.AuthDate, b.AuthLevel,d.Name as OriAuthor,e.Name as [From]
from Files a inner join FileAuth b on a.Id=b.FileId and b.ToId={0}
left join FileReadLog c on a.Id=c.FileId and c.ReaderId={0}
left join Employee d on a.OwnerId=d.Id
left join Employee e on b.FromId=e.Id
where c.ReaderId is null
order by b.AuthDate desc;", oaClient.Id).ToList();
string outJson = null;
if (list.Any())
{
outJson = JavaScriptConvert.SerializeObject(list);
}
return outJson;
}