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65 lines
1.9 KiB
C#
65 lines
1.9 KiB
C#
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;
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using System.Threading.Tasks;
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namespace Myshipping.Core
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{
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public static class StringExtentions
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{
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/// <summary>
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/// 处理文件名称
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/// </summary>
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/// <param name="fn">文件名</param>
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/// <returns>返回合法的文件名</returns>
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public static string ValidFileName(this string fn)
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{
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char[] strs = "+#?*\"<>/;,-:%~".ToCharArray();
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foreach (char c in strs)
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fn = fn.Replace(c.ToString(), "_");
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strs = "：，。；？".ToCharArray();
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foreach (char c in strs)
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fn = fn.Replace(c.ToString(), "_");
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//去掉空格.
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while (fn.Contains(" ") == true)
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fn = fn.Replace(" ", "");
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//替换特殊字符.
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fn = fn.Replace("\t\n", "");
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//处理合法的文件名.
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StringBuilder rBuilder = new StringBuilder(fn);
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foreach (char rInvalidChar in Path.GetInvalidFileNameChars())
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rBuilder.Replace(rInvalidChar.ToString(), string.Empty);
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fn = rBuilder.ToString();
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fn = fn.Replace("__", "_");
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fn = fn.Replace("__", "_");
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fn = fn.Replace("__", "_");
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fn = fn.Replace("__", "_");
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fn = fn.Replace("__", "_");
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fn = fn.Replace("__", "_");
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fn = fn.Replace("__", "_");
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fn = fn.Replace("__", "_");
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fn = fn.Replace(" ", "");
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fn = fn.Replace(" ", "");
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fn = fn.Replace(" ", "");
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fn = fn.Replace(" ", "");
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fn = fn.Replace(" ", "");
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fn = fn.Replace(" ", "");
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fn = fn.Replace(" ", "");
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fn = fn.Replace(" ", "");
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if (fn.Length > 240)
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fn = fn.Substring(0, 240);
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return fn;
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}
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}
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}
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