/// <summary>
/// 发送消息，供客户端调用
/// </summary>
/// <param name="user">用户名，如果为0，则是发送给所有人</param>
/// <param name="msg">消息</param>
public void SendMsg(string user, string msg)
{
//通过ConnectionID找到当前聊天室的信息
LiveChatRoomMember member = new LiveChatRoomMemberBLL().Find(it => it.ConnectionID == Context.ConnectionId);
if (member != null && member.ID > 0)
{
//向当前聊天室发送消息
Clients.Groups(new List <string> {
member.RoomID.ToString()
}).publishMsg(FormatMsg(member.User.UserName, msg, 1, member.User.HeadPic));
}
}
public override Task OnDisconnected(bool stopCalled)
{
LiveChatRoomMemberBLL biz = new LiveChatRoomMemberBLL();
//根据ConnectionID找到当前的聊天室信息
LiveChatRoomMember member = biz.Find(it => it.ConnectionID == Context.ConnectionId);
if (member != null && member.ID > 0)
{
//从该房间清除该人员
if (biz.Delete(member.ID))
{
//发送退出消息
Clients.Groups(new List <string> {
member.RoomID.ToString()
}).publishMsg(FormatMsg("系统消息", member.User.UserName + " 退出聊天", 0));
//从组中移除该ConnectionID
Groups.Remove(Context.ConnectionId, member.RoomID.ToString());
}
}
return(base.OnDisconnected(stopCalled));
}
