/// <summary>
/// 增加新的 KepwareServer
/// </summary>
/// <param name="server">KepwareServer 对象</param>
/// <param name="dataFileName">本地持久化文件名</param>
public void Add(TIRAPOPCServer server, string dataFileName)
{
if (GetServerWithAddrAndName(server.Address, server.Name) != null)
{
Exception error = new Exception();
error.Data["ErrCode"] = "900102";
error.Data["ErrText"] =
string.Format(
"KepServer[{0}({1})]已在系统中注册",
server.Address,
server.Name);
throw error;
}
ModifyDataFile(1, server, dataFileName);
servers.Add(server);
}
/// <summary>
/// 删除已有的 KepwareServer
/// </summary>
/// <param name="servAddr">KepwareServer 地址</param>
/// <param name="servName">KepwareServer 名称</param>
/// <param name="dataFileName">本地持久化文件名</param>
public void Remove(string servAddr, string servName, string dataFileName)
{
TIRAPOPCServer server = GetServerWithAddrAndName(servAddr, servName);
if (server == null)
{
Exception error = new Exception();
error.Data["ErrCode"] = "900101";
error.Data["ErrText"] =
string.Format(
"KepServer[{0}({1})]未在系统中注册",
server.Address,
server.Name);
throw error;
}
ModifyDataFile(2, server, dataFileName);
servers.Remove(server);
}
/// <summary>
/// 从指定的持久化文件中加载 KepwareServer 信息
/// </summary>
/// <param name="cfgFileName"></param>
/// <returns></returns>
public int LoadFromDataFile(string cfgFileName)
{
servers.Clear();
XmlDocument xml = new XmlDocument();
try
{
xml.Load(cfgFileName);
}
catch (Exception error)
{
Debug.WriteLine(string.Format("加载[{0}]文件时出错：[{1}]", cfgFileName, error.Message));
return(servers.Count);
}
XmlNode parentNode = xml.SelectSingleNode("root/OPCServers");
if (parentNode != null)
{
foreach (XmlNode child in parentNode.ChildNodes)
{
TIRAPOPCServer server = TIRAPOPCServer.LoadFromXMLNode(child);
if (server != null)
{
servers.Add(server);
}
}
}
else
{
Debug.WriteLine("配置文件中没有找到 root/OPCServers 节点(请注意大小写)");
}
return(servers.Count);
}
/// <summary>
/// 将 KepwareServer 信息持久化
/// </summary>
/// <param name="type">编辑类别：1-保存；2-删除</param>
/// <param name="server">KepwareServer对象</param>
/// <param name="dataFileName">本地持久化文件名</param>
public void ModifyDataFile(int type, TIRAPOPCServer server, string dataFileName)
{
XmlDocument xml = new XmlDocument();
XmlNode rootNode = null;
if (!File.Exists(dataFileName))
{
xml.AppendChild(xml.CreateXmlDeclaration("1.0", "utf-8", ""));
rootNode = xml.CreateElement("root");
xml.AppendChild(rootNode);
}
else
{
try
{
xml.Load(dataFileName);
}
catch (Exception error)
{
Debug.WriteLine(string.Format("加载[{0}]文件时出错：[{1}]", dataFileName, error.Message));
return;
}
rootNode = xml.SelectSingleNode("root");
if (rootNode == null)
{
Debug.WriteLine(
string.Format(
"[{0}] 文件中不存在 root 根节点"));
return;
}
}
// 在第一层子节点中查找 Device 节点，若没有找到则创建该节点
XmlNode serversNode = null;
foreach (XmlNode node in rootNode.ChildNodes)
{
if (node.Name == "OPCServers")
{
serversNode = node;
break;
}
}
if (serversNode == null)
{
serversNode = xml.CreateElement("OPCServers");
rootNode.AppendChild(serversNode);
}
// 在 OPCServers 节点中查找指定 Address 的 OPCServer 子节点，如果找到则从 Devices 节点中删除
XmlNode serverNode =
IRAPXMLUtils.GetChildNodeWithPropertyValue(
serversNode,
server);
if (serverNode != null)
{
serversNode.RemoveChild(serverNode);
}
if (type == 1)
{
#region 添加设备节点
serverNode = xml.ImportNode(server.GenerateXMLNode(), true);
serversNode.AppendChild(serverNode);
#endregion
}
// 保存 XML 到文件
xml.Save(dataFileName);
}
public string DoAction()
{
if (content.Request != null)
{
content.Response.ErrCode = "999999";
content.Response.ErrText = "功能正在开发中......";
try
{
if (content.Request.ExCode == "UpdateKepServ")
{
TIRAPOPCServer server = null;
switch (content.Request.UpdateType)
{
case 1: // 新增
server =
TIRAPOPCServers.Instance.GetServerWithAddrAndName(
content.Request.KepServAddr,
content.Request.KepServName);
if (server != null)
{
Exception error = new Exception();
error.Data["ErrCode"] = "900102";
error.Data["ErrText"] =
string.Format(
"KepServer[{0}({1})]已在系统中注册",
server.Address,
server.Name);
throw error;
}
server = new TIRAPOPCServer(content.Request);
TIRAPOPCServers.Instance.Add(
server,
TOPCGatewayGlobal.Instance.ConfigurationFile);
content.Response.ErrCode = "0";
content.Response.ErrText = "KepwareServer 新增成功";
break;
case 2:
content.Response.ErrCode = "999999";
content.Response.ErrText = "不支持 UpdateType=2 的功能";
break;
case 3:
TIRAPOPCServers.Instance.Remove(
content.Request.KepServAddr,
content.Request.KepServName,
TOPCGatewayGlobal.Instance.ConfigurationFile);
content.Response.ErrCode = "0";
content.Response.ErrText = "KepwareServer 删除成功";
break;
}
}
else
{
content.Response.ErrCode = "900000";
content.Response.ErrText = "报文体中的交易代码和报文头中的交易代码不一致";
}
}
catch (Exception error)
{
content.Response.ErrText = string.Format("系统抛出的错误：[{0}]", error.Message);
foreach (DictionaryEntry de in error.Data)
{
if (de.Key.ToString().ToUpper() == "ERRCODE")
{
content.Response.ErrCode = de.Value.ToString();
}
if (de.Key.ToString().ToUpper() == "ERRTEXT")
{
content.Response.ErrText = de.Value.ToString();
}
}
}
}
return(content.GenerateResponseContent());
}
