//// 获取系统中所有终端的ID清单
unsafe public static string GetAllTerms(string[] terms)
{
string termIds = "";
// int OUT_put = 0;
IntPtr pArray = Marshal.AllocHGlobal(0);
int count = IPCast.GetTermList(pArray, 0);
if (count > 0)
{
pArray = Marshal.ReAllocHGlobal(pArray, new IntPtr(count * 4));
int ret = IPCast.GetTermList(pArray, count); // 获取终端ID清单
if (ret > 0)
{
uint *pId = (uint *)pArray.ToPointer();
for (int i = 0; i < ret; i++)
{
uint tid = pId[i];
termIds += tid.ToString();
termIds += ",";
//获取终端状态
long size = Marshal.SizeOf(typeof(IPCast.TermAttrEx));
IntPtr pTermStatusEx = Marshal.AllocHGlobal((int)new IntPtr(size));
if (IPCast.GetTermStatusEx(tid, pTermStatusEx))
{
IPCast.TermAttrEx termAttrEx = (IPCast.TermAttrEx)Marshal.PtrToStructure(pTermStatusEx, typeof(IPCast.TermAttrEx));
Debug.WriteLine("termAttr.tid =" + termAttrEx.tid.ToString());
Debug.WriteLine("termAttr.status =" + termAttrEx.status.ToString());
Debug.WriteLine("termAttr.work_status =" + termAttrEx.work_status.ToString());
Debug.WriteLine("termAttr.call_status =" + termAttrEx.call_status.ToString());
Debug.WriteLine("termAttr.a_sid =" + termAttrEx.a_sid.ToString());
Debug.WriteLine("termAttr.vol =" + termAttrEx.vol.ToString());
Debug.WriteLine("termAttr.ipaddr =" + termAttrEx.ipaddr);
Debug.WriteLine("termAttr.fwdaddr =" + termAttrEx.fwdaddr);
Debug.WriteLine("termAttr.name =" + termAttrEx.name);
string tinfo = "tid:" + termAttrEx.tid.ToString() + " " + "name: " + termAttrEx.name + " " + "termIP: " + termAttrEx.ipaddr + " " + "vol:" + termAttrEx.vol.ToString() + " " +
"work_state:" + termAttrEx.work_status.ToString() + "Call_Status:" + termAttrEx.call_status.ToString() + " " + "a_sid:" + termAttrEx.a_sid.ToString() +
" " + "ServerIp: " + " " + termAttrEx.fwdaddr;
//MessageBox.Show(tinfo);
terms[i] = tinfo;
}
Marshal.FreeHGlobal(pTermStatusEx);
}
}
Marshal.FreeHGlobal(pArray);
}
termIds.Trim(',');
return(termIds);
}
private bool TermsIdle(int[] terms)
{
bool rlt = false;
bool cycle = true;
while (cycle)
{
cycle = false;
for (int i = 0; i < terms.Length; i++)
{
Thread.Sleep(10);
long size = Marshal.SizeOf(typeof(IPCast.TermAttrEx));
IntPtr pTermStatusEx = Marshal.AllocHGlobal((int)new IntPtr(size));
try
{
if (IPCast.GetTermStatusEx((uint)terms[i], pTermStatusEx))
{
IPCast.TermAttrEx termAttrEx =
(IPCast.TermAttrEx)Marshal.PtrToStructure(
pTermStatusEx,
typeof(IPCast.TermAttrEx));
if (termAttrEx.status != 0)
{
rlt = false;
cycle = true;
break;
}
else
{
rlt = true;
}
}
else
{
rlt = false;
break;
}
}
finally
{
Marshal.FreeHGlobal(pTermStatusEx);
}
}
}
return(rlt);
}
private void ConnectToITCSM2000Serv()
{
try
{
bool vaStatus =
IPCast.Connect(
SysParams.Instance.VAParams.Address,
SysParams.Instance.VAParams.UserID,
SysParams.Instance.VAParams.UserPWD);
ipCallback = new IPCast.SetCallBack(SetCallBackHandler);
if (vaStatus)
{
IPCast.IPCAST_SetCallBack(ipCallback);
}
}
catch (Exception error)
{
WriteLogInThread(error.Message);
}
}
unsafe public static string GetAllSessions(string[] sessions)
{
string SessionSids = "SessionSids:0";
IntPtr pArray = Marshal.AllocHGlobal(0);
int count = IPCast.GetSessionList(pArray, 0);
if (count > 0)
{
pArray = Marshal.ReAllocHGlobal(pArray, new IntPtr(count * 4));
int ret = IPCast.GetSessionList(pArray, count); //获取会话列表
if (ret > 0)
{
uint *pSid = (uint *)pArray.ToPointer();
for (int i = 0; i < ret; i++)
{
uint sid = pSid[i];
SessionSids += sid.ToString();
SessionSids += ",";
long size = Marshal.SizeOf(typeof(IPCast.SessionAttr));
IntPtr pSessions = Marshal.AllocHGlobal((int)new IntPtr(size));
if (IPCast.GetSessionStatus(sid, pSessions))
{
IPCast.SessionAttr sessionAttr = (IPCast.SessionAttr)Marshal.PtrToStructure(pSessions, typeof(IPCast.SessionAttr));
string sinfo = "sid: " + sessionAttr.sid.ToString() + " name: " + sessionAttr.name + " status: " + sessionAttr.status.ToString() + " type: " + sessionAttr.type.ToString() +
" Grade: " + sessionAttr.grade.ToString() + " t_play: " + sessionAttr.t_play.ToString() + " t_total: " + sessionAttr.t_total.ToString() + " iFile: " + sessionAttr.iFile.ToString();
sessions[i] = sinfo;
}
Marshal.FreeHGlobal(pSessions);
}
Marshal.FreeHGlobal(pArray);
}
}
SessionSids.Trim(',');
return(SessionSids);
}
private void Do()
{
try
{
#region 打开数据库连接
Connect();
if (dbConnection.State != ConnectionState.Open)
{
WriteLogInThread(
string.Format(
"无法连接[{0}]数据库！",
SysParams.Instance.DBParams.DBAddress));
isThreadStarted = false;
return;
}
#endregion
#region 建立 ITC MS2000 广播服务器连接
//vaStatus =
// IPCast.Connect(
// SysParams.Instance.VAParams.Address,
// SysParams.Instance.VAParams.UserID,
// SysParams.Instance.VAParams.UserPWD);
#endregion
while (true)
{
if (!isThreadStarted)
{
break;
}
DeleteExpireMP3Files();
try
{
#region 获取需要广播的消息
string rightNow = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss.fff");
string sqlCmd =
string.Format(
"SELECT TOP 5 * FROM IRAPDWforMES..utb_Log_CRPlaying " +
"WHERE Conclusion=0 AND StationID='{0}' " +
//"AND ScheduledPlayTime <= '{1}' " +
// "AND ScheduledExpireTime >= '{1}' " + 暂时忽略过期广播消息的设置
"ORDER BY CreatedTime ASC",
SysParams.Instance.StationID,
rightNow);
DataSet ds =
ExecuteReturnDataSet(
CommandType.Text,
sqlCmd);
DataTable dt = ds.Tables[0];
#endregion
foreach (DataRow dr in dt.Rows)
{
if (!isThreadStarted)
{
break;
}
int logID = (int)dr["LogID"];
DateTime timeScheduledPlaying = Convert.ToDateTime(dr["ScheduledPlayTime"].ToString());
DateTime timeScheduledExpire = Convert.ToDateTime(dr["ScheduledExpireTime"].ToString());
string cmdPlay = dr["PlayCommand"].ToString();
int valueCHControl = Convert.ToInt32(dr["CHCtrlValue"].ToString());
int numOfPlaying = Convert.ToInt32(dr["TimesPlayed"].ToString());
if (numOfPlaying <= 0)
{
numOfPlaying = 1;
}
WriteLogInThread(cmdPlay);
#region 生成目标终端集
int[] terms = GenerateTermIDs(valueCHControl);
#endregion
if (terms.Length == 0)
{
#region 没有设置广播播放的通道，忽略该条消息，将数据库中消息记录状态更新为已广播
SqlCommand cmd =
new SqlCommand(
string.Format(
"UPDATE IRAPDWforMES..utb_Log_CRPlaying " +
"SET Conclusion=1 WHERE LogID={0}",
logID),
dbConnection)
{
CommandType = CommandType.Text,
};
try
{
cmd.ExecuteNonQuery();
}
catch (Exception error)
{
WriteLogInThread(error.Message);
}
#endregion
}
else
{
#region 生成待广播的声音文件集（mp3格式）
IPCast.PlayFile[] files;
int fileCount = GenerateVoices(cmdPlay, out files);
#endregion
#region 发送消息广播
if (!IPCast.IPCAST_ServerStatus())
{
ConnectToITCSM2000Serv();
}
if (!IPCast.IPCAST_ServerStatus())
{
WriteLogInThread(
string.Format(
"无法连接广播服务器[{0}]，不能播放广播",
SysParams.Instance.VAParams.Address));
continue;
}
if (TermsIdle(terms))
{
try
{
IPCast.FilePlayStart(
ref files,
fileCount,
terms,
terms.Length,
500,
3,
0,
0);
}
catch (Exception error)
{
WriteLogInThread(
string.Format(
"播放消息广播时发生错误：[{0}]。\r\n" +
"可能没有找到需要播放的 MP3 文件。",
error.Message));
}
#endregion
#region 将数据库中消息记录状态更新为已广播
SqlCommand cmd =
new SqlCommand(
string.Format(
"UPDATE IRAPDWforMES..utb_Log_CRPlaying " +
"SET Conclusion=1 WHERE LogID={0}",
logID),
dbConnection)
{
CommandType = CommandType.Text,
};
try
{
cmd.ExecuteNonQuery();
}
catch (Exception error)
{
WriteLogInThread(error.Message);
}
#endregion
}
}
Thread.Sleep(10);
}
}
catch (Exception error)
{
WriteLogInThread(error.Message);
}
Thread.Sleep(SysParams.Instance.RefreshTimeSpan);
}
}
finally
{
#region 关闭 ITC MS2000 广播服务器连接
IPCast.DisConnect();
#endregion
if (dbConnection.State != ConnectionState.Closed)
{
Disconnect();
}
WriteLogInThread("停止监控......");
}
}