/// <summary>
/// 构建一个错误的结果
/// </summary>
/// <returns></returns>
private static NLSMSResult_Route Get_RouteResult()
{
NLSMSResult_Route routeResult = new NLSMSResult_Route();
routeResult.RecType = NLRecType.InvalidRecType;
routeResult.IsMultiRouteResult = false;
routeResult.IsSuccess = false;
routeResult.ResultCode = NLSMSResultCode.Routing_Exception;
routeResult.ResultTime = DateTime.Now;
routeResult.EngineNodeName = string.Empty;
return(routeResult);
}
/// <summary>
/// 获取识别结果
/// </summary>
/// <param name="toRouteContent">用户短信内容</param>
/// <param name="config">TRS服务器的配置类 </param>
/// <returns></returns>
public static NLSMSResult_Route Route(string toRouteContent, TRSConfig config)
{
NLSMSResult_Route routeResult = null;
try
{
routeResult = Get_RouteResult();
if (toRouteContent == null || string.IsNullOrEmpty(toRouteContent.Trim()) || config == null || !config.IsValid)
{
routeResult.ResultTime = DateTime.Now;
routeResult.ResultCode = NLSMSResultCode.InvalidParam;
//WriteLog_RecRoute(requestID, toRouteContent, routeResult);
return(routeResult);
}
//发送请求给trs
Route_Engine(ref routeResult, toRouteContent, config);
return(routeResult);
}
catch (Exception ex)
{
//ErrorProxy.AddError(ex.ToString());
//LogWriter.WriteLogSystem(LogLevel.Error, "识别引擎异常:" + ex.ToString());
//LogHelper.WriteSystemLog(LogLevel.Error, "识别引擎异常："+ex.ToString());
if (routeResult != null)
{
routeResult.ResultTime = DateTime.Now;
routeResult.ResultCode = NLSMSResultCode.Routing_RecDllFailed;
routeResult.RecType = NLRecType.RecFail;
routeResult.IsMultiRouteResult = false;
routeResult.IsSuccess = false;
routeResult.ResultDesc = "调用识别dll返回错误";
routeResult.RouteResultItems = new NLSMSResult_Route.RouteResultItem[0];
}
return(routeResult);
}
}
/// <summary>
/// 发送请求gettrs
/// </summary>
/// <param name="routeResult"></param>
private static void Route_Engine(ref NLSMSResult_Route routeResult, string usercontent, TRSConfig config)
{
routeResult = new NLSMSResult_Route();
IPEndPoint endPoint = null;
Socket socket = null;
try
{
//Encoding encode = Encoding.Default;
//默认是gb2312编码的
endPoint = new IPEndPoint(IPAddress.Parse(config.TRSIP), config.TRSPort);
//构建socket，并连接服务器端
socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
socket.SendTimeout = config.SendTimeout;
socket.ReceiveTimeout = config.ReceiveTimeout;
socket.Connect(endPoint);
//构建要发送的消息
StringBuilder buff = new StringBuilder();
//构建request-line
buff.Append("POST ").Append("/trs_recognize").Append(" HTTP/1.0\r\n");
//构建请求头
Byte[] bodyBytes = new byte[0];
//检查是否需要传递包体
buff.Append(string.Format("content-length: {0}\r\n", 0));
buff.Append(string.Format("usrname: {0}\r\n", config.TRSUserName));
buff.Append(string.Format("password: {0}\r\n", config.TRSPassword));
buff.Append(string.Format("usercontent: {0}\r\n", usercontent));
//blank-line
buff.Append("\r\n");
//没有request-body
//这里的编码方式取决于服务器端的编码方式//Encoding.GetEncoding("gb2312") 即 Encoding.Default
Byte[] sendBytes = Encoding.Default.GetBytes(buff.ToString());
socket.Send(sendBytes);
//存放服务器端发回的字符
byte[] recvBytes = new byte[1024];
//实际接收到的字符数
int ibytes;
//接收到的字符串
string recvStr = string.Empty;
do
{
ibytes = socket.Receive(recvBytes, recvBytes.Length, SocketFlags.None);
//这里的编码方式取决于服务器端的编码方式//Encoding.GetEncoding("gb2312")
recvStr += Encoding.Default.GetString(recvBytes, 0, ibytes);
}while (ibytes != 0);
//解析发回的字符串
RecongnizeResult result = RecongnizeResult.ParseResponse(recvStr);
routeResult.RecType = RecongnizeResult.GetRecType(result.HeadProcesstype);
RecongnizeResult.ParseRoute(result, ref routeResult);
}
catch (Exception ex)
{
throw new Exception("调用trs引擎异常", ex);
}
finally
{
if (socket != null)
{
//关闭连接
socket.Close();
}
}
}
public static void ParseRoute(RecongnizeResult recResult, ref NLSMSResult_Route routeResult)
{
if (recResult == null || recResult.responseItems == null || recResult.responseItems.GetLength(0) < 1)
{
//没有识别结果
routeResult.ResultCode = NLSMSResultCode.RouteResult_Items_IsNull;
routeResult.ResultTime = DateTime.Now;
routeResult.RecType = NLRecType.RecFail;
routeResult.ResultDesc = "路由结果项错误-为空";
routeResult.IsSuccess = false;
return;
}
#region begin
//二次解析识别结果
List <int> bizOrBizCodeIndex = new List <int>();
for (int index = 0; index < recResult.responseItems.GetLength(0); index++)
{
if (recResult.responseItems[index, 0].ToLower().Equals("biz") || recResult.responseItems[index, 0].ToLower().Equals("bizcode"))
{
bizOrBizCodeIndex.Add(index);
}
}
//判断是否有识别结果
if (bizOrBizCodeIndex.Count == 0)
{
//没有识别结果
routeResult.ResultCode = NLSMSResultCode.RouteResult_Items_IsNull;
routeResult.ResultTime = DateTime.Now;
routeResult.RecType = NLRecType.RecFail;
routeResult.ResultDesc = "路由结果项错误-为空";
routeResult.IsSuccess = false;
return;
}
else
{
//设置全局参数
routeResult.ResultCode = NLSMSResultCode.RoutingEngine_OK;
routeResult.ResultTime = DateTime.Now;
routeResult.ResultDesc = "识别成功";
routeResult.IsSuccess = true;
}
//判断是否是多个识别结果
if (bizOrBizCodeIndex.Count > 1)
{
routeResult.IsMultiRouteResult = true;
}
//获取每个识别结果
routeResult.RouteResultItems = new NLSMSResult_Route.RouteResultItem[bizOrBizCodeIndex.Count];
for (int index = 0; index < bizOrBizCodeIndex.Count; index++)
{
if (index == bizOrBizCodeIndex.Count - 1)
{
//最后一项
List <ParamItem> dicParams = new List <ParamItem>();
routeResult.RouteResultItems[index] = new NLSMSResult_Route.RouteResultItem();
for (int begin = bizOrBizCodeIndex[index]; begin < recResult.responseItems.GetLength(0); begin++)
{
switch (recResult.responseItems[begin, 0].ToLower())
{
case "biz":
case "bizcode":
routeResult.RouteResultItems[index].BizName = recResult.responseItems[begin, 1];
break;
case "opera":
routeResult.RouteResultItems[index].OperationName = recResult.responseItems[begin, 1];
break;
case "type":
//type暂时未使用
break;
default:
ParamItem item = new ParamItem();
item.ParamName = recResult.responseItems[begin, 0];
item.ParamValue = recResult.responseItems[begin, 1];
dicParams.Add(item);
break;
}
}
routeResult.RouteResultItems[index].ParamItems = new NLSMSResult_Route.RouteResultItem.ParamItem[dicParams.Count];
int paramIndex = 0;
foreach (ParamItem paramItem in dicParams)
{
routeResult.RouteResultItems[index].ParamItems[paramIndex] = new NLSMSResult_Route.RouteResultItem.ParamItem();
routeResult.RouteResultItems[index].ParamItems[paramIndex].ParamName = paramItem.ParamName;
routeResult.RouteResultItems[index].ParamItems[paramIndex].ParamValue = paramItem.ParamValue;
paramIndex++;
}
//设置参数的个数和得分
routeResult.RouteResultItems[index].Score = 1.0;
routeResult.RouteResultItems[index].PramCount = dicParams.Count;
//这一句设置无效，主要因为只有bizcode，没有opera的情况下，该项无效
//routeResult.RouteResultItems[index].IsValid = true;
}
else
{
//参数的个数
List <ParamItem> dicParams = new List <ParamItem>();
//初始化
routeResult.RouteResultItems[index] = new NLSMSResult_Route.RouteResultItem();
for (int begin = bizOrBizCodeIndex[index]; begin < bizOrBizCodeIndex[index + 1]; begin++)
{
switch (recResult.responseItems[begin, 0].ToLower())
{
case "biz":
case "bizcode":
routeResult.RouteResultItems[index].BizName = recResult.responseItems[begin, 1];
break;
case "opera":
routeResult.RouteResultItems[index].OperationName = recResult.responseItems[begin, 1];
break;
case "type":
//type暂时未使用
break;
default:
ParamItem item = new ParamItem();
item.ParamName = recResult.responseItems[begin, 0];
item.ParamValue = recResult.responseItems[begin, 1];
dicParams.Add(item);
break;
}
}
routeResult.RouteResultItems[index].ParamItems = new NLSMSResult_Route.RouteResultItem.ParamItem[dicParams.Count];
int paramIndex = 0;
foreach (ParamItem paramItem in dicParams)
{
routeResult.RouteResultItems[index].ParamItems[paramIndex] = new NLSMSResult_Route.RouteResultItem.ParamItem();
routeResult.RouteResultItems[index].ParamItems[paramIndex].ParamName = paramItem.ParamName;
routeResult.RouteResultItems[index].ParamItems[paramIndex].ParamValue = paramItem.ParamValue;
paramIndex++;
}
//设置参数的个数和得分
routeResult.RouteResultItems[index].Score = 1.0;
routeResult.RouteResultItems[index].PramCount = dicParams.Count;
}
}
#endregion
}
