mirror of
https://gitee.com/ThingsGateway/ThingsGateway.git
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257 lines
8.6 KiB
C#
257 lines
8.6 KiB
C#
#region copyright
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//------------------------------------------------------------------------------
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// 此代码版权声明为全文件覆盖，如有原作者特别声明，会在下方手动补充
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// 此代码版权（除特别声明外的代码）归作者本人Diego所有
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// 源代码使用协议遵循本仓库的开源协议及附加协议
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// Gitee源代码仓库：https://gitee.com/diego2098/ThingsGateway
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// Github源代码仓库：https://github.com/kimdiego2098/ThingsGateway
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// 使用文档：https://diego2098.gitee.io/thingsgateway-docs/
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// QQ群：605534569
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//------------------------------------------------------------------------------
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#endregion
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using System.Collections;
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using System.Text;
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using ThingsGateway.Foundation.Adapter.OPCDA.Rcw;
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namespace ThingsGateway.Foundation.Adapter.OPCDA.Discovery;
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/// <summary>
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/// OpcDiscovery
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/// </summary>
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public class OpcDiscovery
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{
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private static readonly Guid CATID_OPC_DA10 = new("63D5F430-CFE4-11d1-B2C8-0060083BA1FB");
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private static readonly Guid CATID_OPC_DA20 = new("63D5F432-CFE4-11d1-B2C8-0060083BA1FB");
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private static readonly Guid CATID_OPC_DA30 = new("CC603642-66D7-48f1-B69A-B625E73652D7");
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private static readonly Guid OPCEnumCLSID = new("13486D51-4821-11D2-A494-3CB306C10000");
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/// <summary>
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/// GetOpcServer
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/// </summary>
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/// <param name="serverName"></param>
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/// <param name="host"></param>
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/// <returns></returns>
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internal static ServerInfo GetOpcServer(string serverName, string host)
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{
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if (string.IsNullOrEmpty(serverName))
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{
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throw new("检索失败，需提供OPCName");
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}
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ServerInfo result = null;
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ServerInfo[] serverInfos = null;
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object o_Server = Comn.ComInterop.CreateInstance(OPCEnumCLSID, host);
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if (o_Server == null)
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throw new("检索失败，请检查是否安装OPC Runtime");
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try
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{
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Guid catid = CATID_OPC_DA20;
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//两种方式，兼容国产部分OPCServer不支持IOPCServerList2的情况
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try
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{
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IOPCServerList2 m_server2 = (IOPCServerList2)o_Server;
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GetIOPCServerList(ref result, ref serverInfos, serverName, host, m_server2, catid);
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if (result == null)
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{
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IOPCServerList m_server = (IOPCServerList)o_Server;
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GetIOPCServerList(ref result, ref serverInfos, serverName, host, m_server, catid);
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}
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}
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catch
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{
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IOPCServerList m_server = (IOPCServerList)o_Server;
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GetIOPCServerList(ref result, ref serverInfos, serverName, host, m_server, catid);
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}
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if (result == null)
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{
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StringBuilder sb = new StringBuilder();
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foreach (var item in serverInfos)
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{
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sb.AppendLine(item.ToString());
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}
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throw new($"无法创建OPCServer连接，请检查OPC名称是否一致，以下为{host}中的OPC列表:"
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+ Environment.NewLine +
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sb.ToString()
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);
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}
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return result;
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}
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finally
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{
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Comn.ComInterop.RealseComServer(o_Server);
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o_Server = null;
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}
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}
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private static void GetIOPCServerList(ref ServerInfo result, ref ServerInfo[] serverInfos, string serverName, string host, IOPCServerList m_server, Guid catid)
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{
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object enumerator = null;
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//2
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m_server.EnumClassesOfCategories(
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1,
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new Guid[] { catid },
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0,
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null,
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out enumerator);
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Guid[] clsids = Comn.ComInterop.ReadClasses((IEnumGUID)enumerator);
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//释放
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Comn.ComInterop.RealseComServer(enumerator);
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enumerator = null;
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serverInfos = GetServerDetails(clsids?.ToArray(), host, m_server);
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for (int i = 0; i < serverInfos.Length; i++)
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{
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if (serverInfos[i].CLSID.ToString().ToLower() == serverName.ToLower() ||
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serverInfos[i].ProgID.ToLower() == serverName.ToLower() ||
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serverInfos[i].VerIndProgID.ToLower() == serverName.ToLower())
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{
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result = serverInfos[i];
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break;
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}
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}
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}
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private static void GetIOPCServerList(ref ServerInfo result, ref ServerInfo[] serverInfos, string serverName, string host, IOPCServerList2 m_server, Guid catid)
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{
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//1
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IOPCEnumGUID enumerator = null;
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m_server.EnumClassesOfCategories(
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1,
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new Guid[] { catid },
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0,
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null,
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out enumerator);
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Guid[] clsids = Comn.ComInterop.ReadClasses(enumerator);
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//释放
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Comn.ComInterop.RealseComServer(enumerator);
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enumerator = null;
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serverInfos = GetServerDetails(clsids?.ToArray(), host, m_server);
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for (int i = 0; i < serverInfos.Length; i++)
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{
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if (serverInfos[i].CLSID.ToString().ToLower() == serverName.ToLower() ||
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serverInfos[i].ProgID.ToLower() == serverName.ToLower() ||
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serverInfos[i].VerIndProgID.ToLower() == serverName.ToLower())
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{
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result = serverInfos[i];
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break;
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}
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}
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}
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private static ServerInfo[] GetServerDetails(Guid[] clsids, string host, IOPCServerList m_server)
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{
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ArrayList servers = new ArrayList();
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for (int i = 0; i < clsids?.Length; i++)
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{
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Guid clsid = clsids[i];
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try
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{
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string progID = null;
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string description = null;
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string verIndProgID = null;
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ServerInfo server1 = new();
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server1.Host = host;
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server1.CLSID = clsid;
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m_server?.GetClassDetails(
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ref clsid,
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out progID,
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out description,
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out verIndProgID);
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if (verIndProgID != null)
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{
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server1.VerIndProgID = verIndProgID;
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}
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else if (progID != null)
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{
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server1.ProgID = progID;
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}
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if (description != null)
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{
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server1.Description = description;
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}
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servers.Add(server1);
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}
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catch
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{
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}
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}
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return (ServerInfo[])servers.ToArray(typeof(ServerInfo));
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}
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private static ServerInfo[] GetServerDetails(Guid[] clsids, string host, IOPCServerList2 m_server)
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{
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ArrayList servers = new ArrayList();
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for (int i = 0; i < clsids?.Length; i++)
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{
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Guid clsid = clsids[i];
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try
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{
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string progID = null;
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string description = null;
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string verIndProgID = null;
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ServerInfo server1 = new();
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server1.Host = host;
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server1.CLSID = clsid;
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m_server?.GetClassDetails(
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ref clsid,
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out progID,
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out description,
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out verIndProgID);
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if (verIndProgID != null)
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{
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server1.VerIndProgID = verIndProgID;
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}
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else if (progID != null)
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{
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server1.ProgID = progID;
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}
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if (description != null)
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{
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server1.Description = description;
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}
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servers.Add(server1);
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}
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catch
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{
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}
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}
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return (ServerInfo[])servers.ToArray(typeof(ServerInfo));
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}
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}
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internal class ServerInfo
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{
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internal Guid CLSID { get; set; }
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internal string Description { get; set; } = string.Empty;
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internal string Host { get; set; } = string.Empty;
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internal string ProgID { get; set; } = string.Empty;
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internal string VerIndProgID { get; set; } = string.Empty;
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public override string ToString()
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{
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StringBuilder stringBuilder = new StringBuilder();
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stringBuilder.AppendLine($"{nameof(CLSID)}:{CLSID}");
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stringBuilder.AppendLine($"{nameof(Description)}:{Description}");
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stringBuilder.AppendLine($"{nameof(Host)}:{Host}");
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stringBuilder.AppendLine($"{nameof(ProgID)}:{ProgID}");
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stringBuilder.AppendLine($"{nameof(VerIndProgID)}:{VerIndProgID}");
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return stringBuilder.ToString();
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}
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}
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