初始化 monorepo: Go后端(7微服务) + Unity客户端(9模块) + 启动器 HTML5原型: Three.js 3D体素世界, Perlin噪声地形, 原版材质, 22种方块 Minecraft创造模式背包: 双栏布局, 拖拽移动物品, 方向性元件引脚 AI助搭策划文档 + 客户端/服务端骨架 + Docker Compose + CI
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using System.Text.RegularExpressions;
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namespace PCL
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{
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public static partial class XamlEventSanitizer
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{
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public class SanitizeResult
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{
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public string SanitizedXaml { get; set; } = "";
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public List<string> UnsupportedTypesFound { get; set; } = new();
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public List<string> UnrecognizedTypes { get; set; } = new();
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}
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[GeneratedRegex(@"(local:CustomEventService\.EventType\s*=\s*"")([^""]+)("")")]
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private static partial Regex EventTypeAttributeRegex();
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[GeneratedRegex(@"(<local:CustomEventService\.EventType\s*>\s*)([^<]+?)(\s*</local:CustomEventService\.EventType\s*>)")]
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private static partial Regex EventTypePropertyElementRegex();
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[GeneratedRegex(@"(<local:CustomEvent\.Type\s*>\s*)([^<]+?)(\s*</local:CustomEvent\.Type\s*>)")]
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private static partial Regex CustomEventTypePropertyElementRegex();
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[GeneratedRegex(@"(<local:CustomEvent\s+[^>]*?\bType\s*=\s*"")([^""]+)("")")]
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private static partial Regex LocalCustomEventTypeAttributeRegex();
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[GeneratedRegex(@"<local:CustomEvent\s+[^>]*?\bType\s*=\s*""([^""]+)""[^>]*/\s*>")]
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private static partial Regex LocalCustomEventSelfClosingRegex();
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[GeneratedRegex(@"<local:CustomEvent\s+[^>]*?\bType\s*=\s*""([^""]+)""[^>]*>")]
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private static partial Regex LocalCustomEventOpenTagRegex();
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[GeneratedRegex(@"<Setter\b[^>]*?\bProperty\s*=\s*""local:CustomEventService\.EventType""[^>]*?\bValue\s*=\s*""([^""]+)""[^>]*(?:/\s*>|>\s*</Setter\s*>)")]
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private static partial Regex SetterEventTypePropertyFirstRegex();
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[GeneratedRegex(@"<Setter\b[^>]*?\bValue\s*=\s*""([^""]+)""[^>]*?\bProperty\s*=\s*""local:CustomEventService\.EventType""[^>]*(?:/\s*>|>\s*</Setter\s*>)")]
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private static partial Regex SetterEventTypeValueFirstRegex();
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public static SanitizeResult Sanitize(string xaml)
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{
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var result = new SanitizeResult();
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var sanitized = xaml;
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sanitized = EventTypeAttributeRegex().Replace(sanitized, match =>
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{
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var rawValue = match.Groups[2].Value;
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return ReplaceEventType(match, rawValue, result);
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});
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sanitized = EventTypePropertyElementRegex().Replace(sanitized, match =>
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{
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var rawValue = match.Groups[2].Value.Trim();
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return ReplaceEventType(match, rawValue, result);
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});
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sanitized = CustomEventTypePropertyElementRegex().Replace(sanitized, match =>
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{
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var rawValue = match.Groups[2].Value.Trim();
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return ReplaceOrRemovePropertyElement(match, rawValue, result);
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});
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sanitized = LocalCustomEventTypeAttributeRegex().Replace(sanitized, match =>
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{
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var rawValue = match.Groups[2].Value;
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return ReplaceEventType(match, rawValue, result);
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});
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sanitized = LocalCustomEventSelfClosingRegex().Replace(sanitized, match =>
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{
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var rawValue = match.Groups[1].Value;
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return _RemoveBadCustomEventElement(match, rawValue, result);
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});
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sanitized = LocalCustomEventOpenTagRegex().Replace(sanitized, match =>
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{
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var rawValue = match.Groups[1].Value;
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if (_IsBadType(rawValue, result))
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{
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var elementName = "local:CustomEvent";
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var afterTag = sanitized[(match.Index + match.Length)..];
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var closeLen = FindMatchingCloseTag(afterTag, elementName);
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if (closeLen < 0) return match.Value;
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return afterTag[closeLen..];
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}
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return match.Value;
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});
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sanitized = SetterEventTypePropertyFirstRegex().Replace(sanitized, match =>
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_ReplaceSetter(match, match.Groups[1].Value, result));
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sanitized = SetterEventTypeValueFirstRegex().Replace(sanitized, match =>
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_ReplaceSetter(match, match.Groups[1].Value, result));
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RemoveElementsForTypes(result.UnsupportedTypesFound, ref sanitized);
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RemoveElementsForTypes(result.UnrecognizedTypes, ref sanitized);
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result.UnsupportedTypesFound = result.UnsupportedTypesFound.Distinct().ToList();
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result.UnrecognizedTypes = result.UnrecognizedTypes.Distinct().ToList();
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result.SanitizedXaml = sanitized;
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return result;
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}
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private static bool _IsBadType(string rawValue, SanitizeResult result)
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{
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if (EventTypeMapper.IsUnsupportedType(rawValue))
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{
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result.UnsupportedTypesFound.Add(rawValue);
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return true;
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}
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if (!Enum.TryParse<EventType>(rawValue, true, out _)
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&& !EventTypeMapper.TryToEnglish(rawValue, out _))
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{
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result.UnrecognizedTypes.Add(rawValue);
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return true;
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}
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return false;
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}
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private static string _RemoveBadCustomEventElement(
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Match match, string rawValue, SanitizeResult result)
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{
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return _IsBadType(rawValue, result) ? "" : match.Value;
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}
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private static void RemoveElementsForTypes(List<string> types, ref string sanitized)
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{
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var snapshot = types.ToList();
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foreach (var type in snapshot)
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sanitized = RemoveElementsWithEventType(sanitized, type, types);
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}
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private static string ReplaceEventType(Match match, string rawValue, SanitizeResult result)
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{
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if (EventTypeMapper.TryToEnglish(rawValue, out var englishName))
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return match.Groups[1].Value + englishName + match.Groups[3].Value;
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if (Enum.TryParse<EventType>(rawValue, true, out _))
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return match.Value;
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if (EventTypeMapper.IsUnsupportedType(rawValue))
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{
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result.UnsupportedTypesFound.Add(rawValue);
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return match.Value;
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}
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result.UnrecognizedTypes.Add(rawValue);
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return match.Value;
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}
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private static string ReplaceOrRemovePropertyElement(
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Match match, string rawValue, SanitizeResult result)
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{
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if (_IsBadType(rawValue, result))
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return "";
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return ReplaceEventType(match, rawValue, result);
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}
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private static string _ReplaceSetter(Match match, string rawValue, SanitizeResult result)
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{
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if (_IsBadType(rawValue, result))
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return "";
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if (EventTypeMapper.TryToEnglish(rawValue, out var englishName))
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return match.Value.Replace($"Value=\"{rawValue}\"", $"Value=\"{englishName}\"");
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return match.Value;
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}
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private static string RemoveElementsWithEventType(string xaml, string eventTypeValue, List<string> trackingList)
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{
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var escaped = Regex.Escape(eventTypeValue);
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var selfClosingPattern = $@"<[\w:]+[^>]*\s+local:CustomEventService\.EventType\s*=\s*""{escaped}""[^>]*/\s*>";
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xaml = Regex.Replace(xaml, selfClosingPattern, match =>
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{
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trackingList.Add(eventTypeValue);
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return "";
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}, RegexOptions.Compiled);
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var openTagPattern = $@"<[\w:]+[^>]*\s+local:CustomEventService\.EventType\s*=\s*""{escaped}""[^>]*>";
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xaml = Regex.Replace(xaml, openTagPattern, match =>
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{
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var elementName = Regex.Match(match.Value, @"<([\w:]+)").Groups[1].Value;
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var afterTag = xaml[(match.Index + match.Length)..];
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var closeLen = FindMatchingCloseTag(afterTag, elementName);
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if (closeLen < 0) return match.Value;
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trackingList.Add(eventTypeValue);
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return afterTag[closeLen..];
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}, RegexOptions.Compiled);
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var propertyElementPattern = $@"<local:CustomEventService\.EventType\s*>\s*{escaped}\s*</local:CustomEventService\.EventType\s*>";
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xaml = Regex.Replace(xaml, propertyElementPattern, match =>
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{
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var beforeMatch = xaml[..match.Index];
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var lastOpenMatch = Regex.Match(beforeMatch, @"<([\w:]+)[^>]*>\s*$", RegexOptions.RightToLeft);
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if (!lastOpenMatch.Success) return match.Value;
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var parentElementName = lastOpenMatch.Groups[1].Value;
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var afterProperty = xaml[(match.Index + match.Length)..];
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var parentCloseMatch = Regex.Match(afterProperty, $@"</{parentElementName}\s*>");
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if (!parentCloseMatch.Success) return match.Value;
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trackingList.Add(eventTypeValue);
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return "";
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}, RegexOptions.Compiled);
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return xaml;
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}
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private static int FindMatchingCloseTag(string text, string elementName)
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{
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var closePattern = $@"</{elementName}\s*>";
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var closeMatch = Regex.Match(text, closePattern);
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return closeMatch.Success ? closeMatch.Index + closeMatch.Length : -1;
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}
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}
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}
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