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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Xml;
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using System.IO;
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namespace Mesnac.Action.ChemicalWeighing
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{
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/// <summary>
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/// PLCSchema.xml配置文件解析辅助类
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/// </summary>
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public class PlcSchemaHelper
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{
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#region 单例实现
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private static PlcSchemaHelper _instance = null;
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private PlcSchemaHelper()
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{
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}
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/// <summary>
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/// PLCSchema.xml配置文件解析类
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/// </summary>
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public static PlcSchemaHelper Instance
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{
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get
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{
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if (_instance == null)
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{
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_instance = new PlcSchemaHelper();
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}
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return _instance;
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}
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}
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#endregion
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#region 获取PlcSchema.xml文件路径
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/// <summary>
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/// 获取PLCSchema.xml文件路径
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/// </summary>
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/// <returns></returns>
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private string getPlcSchemaPath()
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{
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string path = System.Windows.Forms.Application.StartupPath;
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return Path.Combine(path, "Data\\MCProject\\PlcSchema.xml");
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}
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#endregion
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#region 读取PLCSchema.xml配置文件
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#region 解析XML元素的属性值
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/// <summary>
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/// 解析XML元素的属性值
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/// </summary>
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/// <param name="node">XML元素节点</param>
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/// <param name="key">要获取值的属性名称</param>
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/// <param name="defaultValue">默认值</param>
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/// <returns>解析成功返回对应的属性值，解析失败返回默认值 - String类型属性</returns>
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private string ToValue(XmlNode node, string key, string defaultValue)
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{
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foreach (XmlAttribute a in node.Attributes)
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{
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if (a.Name.Equals(key, StringComparison.CurrentCultureIgnoreCase))
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{
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return a.Value;
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}
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}
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return defaultValue;
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}
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/// <summary>
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/// 解析XML元素的属性值（重载方法）
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/// </summary>
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/// <param name="node">XML元素节点</param>
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/// <param name="key">要获取值的属性名称</param>
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/// <param name="defaultValue">默认值</param>
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/// <returns>解析成功返回对应的属性值，解析失败返回默认值 - Int类型属性</returns>
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private int ToValue(XmlNode node, string key, int defaultValue)
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{
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int Result = 0;
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string value = ToValue(node, key, string.Empty);
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if (!string.IsNullOrWhiteSpace(value)
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&& int.TryParse(value, out Result))
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{
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return Result;
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}
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return defaultValue;
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}
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/// <summary>
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/// 解析XML元素的属性值（重载方法）
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/// </summary>
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/// <param name="node">XML元素节点</param>
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/// <param name="key">要获取值的属性名称</param>
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/// <param name="defaultValue">默认值</param>
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/// <returns>解析成功返回对应的属性值，解析失败返回默认值 - bool类型属性</returns>
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private bool ToValue(XmlNode node, string key, bool defaultValue)
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{
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bool Result = false;
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string value = ToValue(node, key, string.Empty);
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if (!string.IsNullOrWhiteSpace(value) && bool.TryParse(value, out Result))
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{
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return Result;
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}
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return defaultValue;
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}
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#endregion
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#region 解析PlCSchema.xml文件中的存盘项
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/// <summary>
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/// 解析PlCSchema.xml文件中的存盘项
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/// </summary>
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/// <param name="tableName">元素名 - 对应存盘项节点</param>
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/// <returns>返回存盘数据项集合</returns>
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public List<PlcRecipeReader> GetCWSSPlcReader(string tableName)
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{
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lock (String.Empty)
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{
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List<PlcRecipeReader> result = new List<PlcRecipeReader>();
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XmlDocument xmlDocument = new XmlDocument();
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xmlDocument.Load(getPlcSchemaPath());
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foreach (XmlNode configNode in xmlDocument)
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{
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//跳过注释
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if (configNode.NodeType == XmlNodeType.Comment)
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{
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continue;
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}
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if (!configNode.Name.Equals("configuration", StringComparison.CurrentCultureIgnoreCase))
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{
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continue;
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}
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foreach (XmlNode readNode in configNode.ChildNodes)
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{
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//跳过注释
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if (readNode.NodeType == XmlNodeType.Comment)
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{
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continue;
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}
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if (!readNode.Name.Equals("CWSSPlcSaveRead", StringComparison.CurrentCultureIgnoreCase))
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{
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continue;
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}
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foreach (XmlNode serviceNode in readNode.ChildNodes)
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{
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//跳过注释
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if (serviceNode.NodeType == XmlNodeType.Comment)
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{
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continue;
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}
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if (!serviceNode.Name.Equals(tableName, StringComparison.CurrentCultureIgnoreCase))
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{
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continue;
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}
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PlcRecipeReader reader = new PlcRecipeReader();
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reader.TargetTable = ToValue(serviceNode, "targetTable", string.Empty);
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reader.PlcFiledName = ToValue(serviceNode, "equip", string.Empty);
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reader.ThisCount = ToValue(serviceNode, "count", 1);
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reader.ThisType = ToValue(serviceNode, "type", 0);
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foreach (XmlNode node in serviceNode.ChildNodes)
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{
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//跳过注释
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if (node.NodeType == XmlNodeType.Comment)
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{
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continue;
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}
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PlcRecipeReaderItem plc = new PlcRecipeReaderItem();
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plc.DataFieldName = ToValue(node, "field", string.Empty);
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plc.PlcFiledName = ToValue(node, "equip", string.Empty);
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plc.PlcShifting = ToValue(node, "shifting", 0);
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plc.DefaultValue = ToValue(node, "default", 0);
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plc.ValueLen = ToValue(node, "len", 1);
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plc.DataType = ToValue(node, "datatype", string.Empty);
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plc.Multiply = ToValue(node, "multiply", 1);
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reader.ItemList.Add(plc);
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}
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result.Add(reader);
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}
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}
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}
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return result;
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}
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}
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#endregion
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#region 解析PlCSchema.xml文件中的计划的配方头数据的下传PLC项
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/// <summary>
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/// 解析PlCSchema.xml文件中的计划的配方头数据的下传PLC项
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/// </summary>
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/// <param name="tableName">元素名 - 对应下传数据项节点</param>
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/// <returns>返回称量参数下传PLC数据项集合</returns>
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public List<PlcWriter> GetPlcWriter(string tableName)
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{
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List<PlcWriter> result = new List<PlcWriter>();
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XmlDocument xmlDocument = new XmlDocument();
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xmlDocument.Load(getPlcSchemaPath());
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foreach (XmlNode configNode in xmlDocument)
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{
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//跳过注释
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if (configNode.NodeType == XmlNodeType.Comment)
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{
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continue;
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}
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if (!configNode.Name.Equals("configuration", StringComparison.CurrentCultureIgnoreCase))
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{
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continue;
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}
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foreach (XmlNode writeNode in configNode.ChildNodes)
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{
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//跳过注释
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if (writeNode.NodeType == XmlNodeType.Comment)
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{
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continue;
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}
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if (!writeNode.Name.Equals("PlcPlanAndRecipeWrite", StringComparison.CurrentCultureIgnoreCase))
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{
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continue;
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}
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foreach (XmlNode serviceNode in writeNode.ChildNodes)
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{
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//跳过注释
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if (serviceNode.NodeType == XmlNodeType.Comment)
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{
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continue;
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}
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if (!serviceNode.Name.Equals(tableName, StringComparison.CurrentCultureIgnoreCase))
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{
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continue;
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}
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PlcWriter writer = new PlcWriter();
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writer.EquipRunName = ToValue(serviceNode, "equip", string.Empty);
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writer.DataFieldName = ToValue(serviceNode, "field", string.Empty);
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writer.ThisCount = ToValue(serviceNode, "count", 1);
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writer.ThisType = ToValue(serviceNode, "type", 0);
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foreach (XmlNode node in serviceNode.ChildNodes)
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{
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//跳过注释
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if (node.NodeType == XmlNodeType.Comment)
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{
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continue;
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}
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PlcWriteItem plc = new PlcWriteItem();
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plc.DataFieldName = ToValue(node, "field", string.Empty);
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if (string.IsNullOrWhiteSpace(plc.DataFieldName))
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{
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plc.DataFieldName = writer.DataFieldName;
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}
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plc.EquipRunName = ToValue(node, "equip", string.Empty);
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if (string.IsNullOrWhiteSpace(plc.EquipRunName))
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{
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plc.EquipRunName = writer.EquipRunName;
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}
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plc.PlcShifting = ToValue(node, "shifting", 0);
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plc.DefaultValue = ToValue(node, "default", 0);
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plc.ValueLen = ToValue(node, "len", 1);
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plc.DataType = ToValue(node, "datatype", string.Empty);
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plc.Multiply = ToValue(node, "multiply", 1);
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writer.SchemaList.Add(plc);
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}
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result.Add(writer);
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}
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}
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}
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return result;
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}
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#endregion
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#region 解析PlCSchema.xml文件中的计划的物料信息数据的下传PLC项
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/// <summary>
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/// 解析PlCSchema.xml文件中的计划的物料信息数据的下传PLC项
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/// </summary>
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/// <param name="tableName">元素名 - 对应下传数据项节点</param>
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/// <returns>返回称量参数下传PLC数据项集合</returns>
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public List<PlcWriter> GetMaterialPlcWriter(string tableName)
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{
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List<PlcWriter> result = new List<PlcWriter>();
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XmlDocument xmlDocument = new XmlDocument();
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xmlDocument.Load(getPlcSchemaPath());
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foreach (XmlNode configNode in xmlDocument)
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{
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//跳过注释
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if (configNode.NodeType == XmlNodeType.Comment)
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{
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continue;
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}
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if (!configNode.Name.Equals("configuration", StringComparison.CurrentCultureIgnoreCase))
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{
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continue;
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}
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foreach (XmlNode writeNode in configNode.ChildNodes)
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{
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//跳过注释
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if (writeNode.NodeType == XmlNodeType.Comment)
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{
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continue;
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}
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if (!writeNode.Name.Equals("PlcPlanAndRecipeWrite", StringComparison.CurrentCultureIgnoreCase))
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{
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continue;
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}
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foreach (XmlNode serviceNode in writeNode.ChildNodes)
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{
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//跳过注释
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if (serviceNode.NodeType == XmlNodeType.Comment)
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{
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continue;
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}
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if (!serviceNode.Name.Equals(tableName, StringComparison.CurrentCultureIgnoreCase))
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{
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continue;
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}
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PlcWriter writer = new PlcWriter();
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writer.EquipRunName = ToValue(serviceNode, "equip", string.Empty);
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writer.DataFieldName = ToValue(serviceNode, "field", string.Empty);
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writer.ThisCount = ToValue(serviceNode, "count", 1);
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writer.ThisType = ToValue(serviceNode, "type", 0);
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foreach (XmlNode node in serviceNode.ChildNodes)
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{
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//跳过注释
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if (node.NodeType == XmlNodeType.Comment)
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{
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continue;
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}
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PlcWriteItem plc = new PlcWriteItem();
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plc.DataFieldName = ToValue(node, "field", string.Empty);
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if (string.IsNullOrWhiteSpace(plc.DataFieldName))
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{
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plc.DataFieldName = writer.DataFieldName;
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}
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plc.EquipRunName = ToValue(node, "equip", string.Empty);
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if (string.IsNullOrWhiteSpace(plc.EquipRunName))
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{
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plc.EquipRunName = writer.EquipRunName;
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}
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plc.PlcShifting = ToValue(node, "shifting", 0);
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plc.DefaultValue = ToValue(node, "default", 0);
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plc.ValueLen = ToValue(node, "len", 1);
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plc.DataType = ToValue(node, "datatype", string.Empty);
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plc.Multiply = ToValue(node, "multiply", 1);
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writer.SchemaList.Add(plc);
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}
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result.Add(writer);
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}
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}
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}
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return result;
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}
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#endregion
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#endregion
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}
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}
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