379 lines
14 KiB
C#
379 lines
14 KiB
C#
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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.Text.RegularExpressions;
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using System.Threading.Tasks;
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namespace MvdLiteSnoop.MvdLite;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text.RegularExpressions;
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/// <summary>
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/// 用于保存从MVDLite文本中解析出的结构化数据的类。
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/// </summary>
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public class MvdData
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{
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/// <summary>
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/// 文件头部的元数据。
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/// 例如：# MVDLite_Version = '2.5.0.0'
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/// </summary>
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public Dictionary<string, string> Metadata { get; set; } = [];
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/// <summary>
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/// 路径别名定义列表。
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/// 例如: "hasAssignments as (IfcObjectDefinition)->HasAssignments->RelatedObjectsType"
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/// </summary>
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public List<Alias> Aliases { get; set; } = [];
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/// <summary>
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/// 实体定义列表。
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/// </summary>
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public List<EntityDefinition> EntityDefinitions { get; set; } = [];
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}
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/// <summary>
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/// 代表一个规则定义
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/// </summary>
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public class Alias
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{
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public string Name { get; set; }
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public string SourceType { get; set; }
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public string Path { get; set; }
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public override string ToString() => $"{Name} as ({SourceType}){Path}";
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}
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/// <summary>
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/// 代表一个在 "定义" 块中定义的实体。
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/// </summary>
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public class EntityDefinition
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{
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/// <summary>
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/// 继承那一行的名称
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/// </summary>
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public string Name { get; set; }
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/// <summary>
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/// 定义后的第一行描述
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/// </summary>
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public string Description { get; set; }
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/// <summary>
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/// 继承自的名称
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/// </summary>
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public string InheritsFrom { get; set; }
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/// <summary>
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/// 新增：专门存放“类型标签”的值列表
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/// </summary>
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public List<string> TypeLabels { get; set; } = [];
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/// <summary>
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/// 类型判断
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/// </summary>
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public List<string> Conditions { get; set; } = [];
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/// <summary>
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/// 约束，每个约束就是一个属性条目
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/// </summary>
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public List<Constraint> Constraints { get; set; } = [];
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public string IfcMap { get; set; } // 来自 "# IFC_MAP = 'IfcElement'" 这样的注释
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public override string ToString() => $"Entity: {Name}" + (string.IsNullOrEmpty(InheritsFrom) ? "" : $" inherits {InheritsFrom}");
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}
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/// <summary>
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/// 代表一个在 "约束" 块中定义的规则，即一个属性条目
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/// </summary>
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public class Constraint
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{
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/// <summary>
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/// 描述约束规则，如：'预制剪力墙 的属性 \"编号\" 应满足值类型约束规则'
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/// </summary>
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public string Description { get; set; }
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/// <summary>
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/// 表达式，如：预制剪力墙->任意属性集->任意属性('编号')->属性值[Type]>='STRING'
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/// </summary>
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public string Expression { get; set; }
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/// <summary>
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///用于解析注释中的额外信息，例如: # PropName = '型号规格'，key：PropName，Value：型号规格，Key：Range，Value：>=0
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/// 固定只有两个，一个是属性名，一个取值范围
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/// </summary>
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public Dictionary<string, string> Properties { get; set; } = [];
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public string ParameterType
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{
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get
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{
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if (ValueRange.Contains("实数值"))
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{
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return "Number";
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}
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return "Text";
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}
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}
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public string[] Values
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{
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get
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{
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if (ValueRange.Contains("值类型"))
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{
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return [];
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}
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return [.. Regex.Matches(ValueRange, @"\\""([^""]*)\\""").OfType<Match>().Select(m => m.Groups[1].Value)];
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}
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}
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public string PropName => Properties.ContainsKey("PropName") ? Properties["PropName"] : string.Empty;
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public string ValueRange => Properties.ContainsKey("Range") ? Properties["Range"] : string.Empty;
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public override string ToString() => $"Constraint: {PropName} => {ValueRange}";
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}
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/// <summary>
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/// 一个静态工具类，用于将MVDLite格式的文本数据解析为结构化的C#对象。
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/// </summary>
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public class MvdLiteAssists
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{
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private enum ParserState
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{
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Idle, // 用于解析元数据和别名
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InDefinition,
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InConstraint
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}
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/// <summary>
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/// 不重名属性
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/// </summary>
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/// <param name="mvdData"></param>
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/// <returns></returns>
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public static HashSet<string> GetDistinctProperties(MvdData mvdData)
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{
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HashSet<string> properties = [];
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List<EntityDefinition> definitions = mvdData.EntityDefinitions;
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foreach (var entity in definitions)
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{
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var constraints = entity.Constraints;
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foreach (var cons in constraints)
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{
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if (string.IsNullOrEmpty(cons.PropName) || string.IsNullOrEmpty(cons.Description))
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{
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continue;
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}
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var property = $"{cons.PropName},{cons.ParameterType},{cons.ValueRange}";
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//var property = new AfcaArchiProperty
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//{
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// DefinitionName = entity.Name,
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// Name = cons.PropName,
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// ValueConstraints = cons.Values,
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// IsChecked = false
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//};
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properties.Add(property);
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}
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}
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return properties;
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}
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/// <summary>
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/// 解析包含MVDLite数据的文本字符串。
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/// </summary>
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/// <param name="textContent">要解析的文本内容。</param>
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/// <returns>一个包含所有解析后数据的 MvdData 对象。</returns>
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public static MvdData Parse(string textContent)
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{
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var mvdData = new MvdData();
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if (string.IsNullOrWhiteSpace(textContent)) return mvdData;
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var lines = textContent.Split(new[] { "\r\n", "\r", "\n" }, StringSplitOptions.None);
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ParserState state = ParserState.Idle;
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EntityDefinition currentEntity = null;
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Constraint currentConstraint = null;
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// 用于匹配不同类型行的正则表达式
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var metaRegex = new Regex(@"^#\s*([^=]+?)\s*=\s*'(.*)'");
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var aliasRegex = new Regex(@"^(\S+)\s+as\s+\((.*?)\)(.*)");
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var entityInheritRegex = new Regex(@"^(\S+)\s+继承\s+(\S+)");
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var descriptionCommentRegex = new Regex(@"^#\s*'(.*)'");
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var ifcMapCommentRegex = new Regex(@"^#\s*IFC_MAP\s*=\s*'(.*)'");
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var propCommentRegex = new Regex(@"^#\s*(\w+)\s*=\s*'(.*)'");
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// 新增：专门用于匹配“类型标签”的正则表达式
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var typeLabelRegex = new Regex(@"^(\S+)->类型标签\s*=\s*(.*)$");
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foreach (var line in lines)
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{
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var trimmedLine = line.Trim();
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if (trimmedLine.StartsWith("定义"))
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{
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state = ParserState.InDefinition;
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currentEntity = new EntityDefinition();
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mvdData.EntityDefinitions.Add(currentEntity);
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continue;
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}
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if (trimmedLine.StartsWith("约束"))
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{
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state = ParserState.InConstraint;
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currentConstraint = null;
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continue;
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}
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if (trimmedLine.StartsWith("#BLOCK") || string.IsNullOrWhiteSpace(trimmedLine))
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{
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if (state == ParserState.InConstraint && currentEntity != null && currentConstraint != null && !string.IsNullOrEmpty(currentConstraint.Expression))
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{
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currentEntity.Constraints.Add(currentConstraint);
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}
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currentConstraint = null;
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if (string.IsNullOrWhiteSpace(trimmedLine)) continue;
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if (trimmedLine.StartsWith("#BLOCK"))
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{
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state = ParserState.Idle;
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currentEntity = null;
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continue;
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}
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}
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switch (state)
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{
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case ParserState.Idle:
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Match metaMatch = metaRegex.Match(trimmedLine);
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if (metaMatch.Success)
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{
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mvdData.Metadata[metaMatch.Groups[1].Value.Trim()] = metaMatch.Groups[2].Value;
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break;
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}
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Match aliasMatch = aliasRegex.Match(trimmedLine);
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if (aliasMatch.Success)
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{
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mvdData.Aliases.Add(new Alias
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{
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Name = aliasMatch.Groups[1].Value,
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SourceType = aliasMatch.Groups[2].Value,
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Path = aliasMatch.Groups[3].Value.Trim()
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});
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}
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break;
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case ParserState.InDefinition:
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Match descMatch = descriptionCommentRegex.Match(trimmedLine);
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if (descMatch.Success)
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{
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currentEntity.Description = descMatch.Groups[1].Value;
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break;
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}
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Match ifcMapMatch = ifcMapCommentRegex.Match(trimmedLine);
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if (ifcMapMatch.Success)
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{
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currentEntity.IfcMap = ifcMapMatch.Groups[1].Value;
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break;
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}
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// --- 新增逻辑：优先处理类型标签 ---
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Match typeLabelMatch = typeLabelRegex.Match(trimmedLine);
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if (typeLabelMatch.Success)
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{
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string allLabelsRaw = typeLabelMatch.Groups[2].Value;
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// 使用正则表达式从长字符串中提取所有被单引号包裹的值
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var labelMatches = Regex.Matches(allLabelsRaw, @"'([^']*)'");
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var labels = labelMatches.Cast<Match>()
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.Select(m => m.Groups[1].Value)
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.ToList();
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currentEntity.TypeLabels.AddRange(labels);
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break; // 处理完毕，跳过此行后续逻辑
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}
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// --- 结束新增逻辑 ---
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Match entityInheritMatch = entityInheritRegex.Match(trimmedLine);
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if (entityInheritMatch.Success)
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{
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currentEntity.Name = entityInheritMatch.Groups[1].Value;
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currentEntity.InheritsFrom = entityInheritMatch.Groups[2].Value;
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}
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else if (!trimmedLine.StartsWith("#"))
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{
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// 其他非注释行、非类型标签行，被视为普通条件
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currentEntity.Conditions.Add(trimmedLine);
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}
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break;
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case ParserState.InConstraint:
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if (trimmedLine.StartsWith("#"))
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{
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Match constraintDescMatch = descriptionCommentRegex.Match(trimmedLine);
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if (constraintDescMatch.Success)
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{
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if (currentEntity != null && currentConstraint != null && !string.IsNullOrEmpty(currentConstraint.Expression))
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{
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currentEntity.Constraints.Add(currentConstraint);
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}
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currentConstraint = new Constraint { Description = constraintDescMatch.Groups[1].Value };
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}
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else
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{
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Match propMatch = propCommentRegex.Match(trimmedLine);
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if (propMatch.Success)
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{
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if (currentConstraint == null) currentConstraint = new Constraint();
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currentConstraint.Properties[propMatch.Groups[1].Value] = propMatch.Groups[2].Value;
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}
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}
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}
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else
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{
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if (currentConstraint == null)
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{
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currentConstraint = new Constraint();
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}
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currentConstraint.Expression = trimmedLine;
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if (currentEntity != null)
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{
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currentEntity.Constraints.Add(currentConstraint);
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}
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currentConstraint = null;
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}
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break;
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}
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}
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if (currentEntity != null && currentConstraint != null && !string.IsNullOrEmpty(currentConstraint.Expression))
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{
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currentEntity.Constraints.Add(currentConstraint);
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}
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return mvdData;
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}
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public static List<EntityDefinition> Lookup(MvdData mvdData, string entityName)
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{
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// 查找所有匹配的实体定义
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return mvdData.EntityDefinitions
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.Where(e => e.Name.Equals(entityName, StringComparison.OrdinalIgnoreCase))
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.ToList();
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}
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/// <summary>
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/// 查找所有在其类型标签列表中包含指定名称的实体定义。
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="mvdData">要搜索的数据源。</param>
|
|||
|
|
/// <param name="labelToFind">要查找的类型标签名称。</param>
|
|||
|
|
/// <param name="comparisonType">一个枚举值，指定比较字符串时是否区分大小写。默认为区分大小写。</param>
|
|||
|
|
/// <returns>一个包含所有匹配的实体定义的列表。</returns>
|
|||
|
|
public static List<EntityDefinition> FindByTypeLabel(
|
|||
|
|
MvdData mvdData,
|
|||
|
|
string labelToFind,
|
|||
|
|
StringComparison comparisonType = StringComparison.Ordinal)
|
|||
|
|
{
|
|||
|
|
var allDefinitions = mvdData.EntityDefinitions;
|
|||
|
|
// 如果输入为空，则返回一个空列表
|
|||
|
|
if (allDefinitions == null || string.IsNullOrEmpty(labelToFind) || mvdData.EntityDefinitions.Count == 0)
|
|||
|
|
{
|
|||
|
|
return [];
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
// 使用 LINQ 进行高效查询：
|
|||
|
|
// 遍历所有实体定义（def），
|
|||
|
|
// 并在每个实体的 TypeLabels 列表中查找（Any）是否存在一个标签（label）
|
|||
|
|
// 与要查找的标签（labelToFind）相等。
|
|||
|
|
return [.. allDefinitions.Where(
|
|||
|
|
def => def.TypeLabels.Any(label => label.Equals(labelToFind, comparisonType)))];
|
|||
|
|
}
|
|||
|
|
}
|