61 lines
2.2 KiB
C#
61 lines
2.2 KiB
C#
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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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namespace DCIT.Core.Utilities
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{
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public static class PathUtility
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{
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public static string NormalizeDirectory(string path)
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{
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if (string.IsNullOrWhiteSpace(path))
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{
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return string.Empty;
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}
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var fullPath = Path.GetFullPath(path.Trim());
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if (!fullPath.EndsWith(Path.DirectorySeparatorChar.ToString(), StringComparison.Ordinal))
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{
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fullPath += Path.DirectorySeparatorChar;
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}
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return fullPath;
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}
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public static bool AreSameOrNestedDirectories(string left, string right)
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{
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var normalizedLeft = NormalizeDirectory(left);
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var normalizedRight = NormalizeDirectory(right);
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if (string.IsNullOrEmpty(normalizedLeft) || string.IsNullOrEmpty(normalizedRight))
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{
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return false;
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}
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return normalizedLeft.Equals(normalizedRight, StringComparison.OrdinalIgnoreCase)
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|| normalizedLeft.StartsWith(normalizedRight, StringComparison.OrdinalIgnoreCase)
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|| normalizedRight.StartsWith(normalizedLeft, StringComparison.OrdinalIgnoreCase);
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}
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public static string GetRelativePath(string relativeTo, string path)
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{
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var root = new Uri(NormalizeDirectory(relativeTo), UriKind.Absolute);
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var target = new Uri(Path.GetFullPath(path), UriKind.Absolute);
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var relative = root.MakeRelativeUri(target).ToString().Replace('/', Path.DirectorySeparatorChar);
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return Uri.UnescapeDataString(relative);
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}
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public static IEnumerable<string> ValidateDirectoryPair(string firstLabel, string firstPath, string secondLabel, string secondPath)
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{
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if (string.IsNullOrWhiteSpace(firstPath) || string.IsNullOrWhiteSpace(secondPath))
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{
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yield break;
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}
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if (AreSameOrNestedDirectories(firstPath, secondPath))
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{
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yield return string.Format("{0} 与 {1} 不能相同，也不能互为父子目录。", firstLabel, secondLabel);
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}
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}
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}
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}
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