68 lines
1.7 KiB
C#
68 lines
1.7 KiB
C#
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namespace MpvNet.ExtensionMethod;
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public static class PathStringExtension
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{
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public static string Ext(this string filepath) => filepath.Ext(false);
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public static string Ext(this string filepath, bool includeDot)
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{
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if (string.IsNullOrEmpty(filepath))
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return "";
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char[] chars = filepath.ToCharArray();
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for (int x = filepath.Length - 1; x >= 0; x--)
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{
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if (chars[x] == Path.DirectorySeparatorChar)
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return "";
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if (chars[x] == '.')
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return filepath.Substring(x + (includeDot ? 0 : 1)).ToLowerInvariant();
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}
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return "";
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}
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public static string FileName(this string instance)
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{
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if (string.IsNullOrEmpty(instance))
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return "";
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int index = instance.LastIndexOf('\\');
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if (index > -1)
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return instance.Substring(index + 1);
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index = instance.LastIndexOf('/');
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if (index > -1)
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return instance.Substring(index + 1);
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return instance;
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}
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public static string ShortPath(this string instance, int maxLength)
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{
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if (string.IsNullOrEmpty(instance))
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return "";
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if (instance.Length > maxLength && instance.Substring(1, 2) == ":\\")
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instance = instance[..3] + "...\\" + instance.FileName();
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return instance;
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}
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// Ensure trailing directory separator char
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public static string AddSep(this string instance)
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{
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if (string.IsNullOrEmpty(instance))
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return "";
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if (!instance.EndsWith(Path.DirectorySeparatorChar.ToString()))
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instance = instance + Path.DirectorySeparatorChar;
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return instance;
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}
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}
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