68 lines
1.6 KiB
C#
68 lines
1.6 KiB
C#
using System.Linq;
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using System.Text.RegularExpressions;
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/// <summary>
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/// 個資遮罩
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/// 乎叫方式：MyWeb.Mask.GetPersonalMask("王小明", "*");
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/// </summary>
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///
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namespace MyWeb
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{
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public class Mask
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{
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public Mask()
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{
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}
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static public string GetPersonalMask(string OriStr, string oPrefix)
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{
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return GetPersonalMask(OriStr, oPrefix, true);
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}
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static private string GetPersonalMask(string OriStr, string oPrefix, bool IsDis)
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{
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string oStr = "";
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OriStr = OriStr.Trim();
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char[] oStrArry = OriStr.ToCharArray();
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int[] oArray = new int[] { 0, OriStr.Trim().Length - 1 };
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if (Regex.IsMatch(OriStr.Trim(), @"^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$"))
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{
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oStr += GetPersonalMask(OriStr.Split('@')[0], oPrefix) + "@";
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for (int i = 0; i < OriStr.Split('@')[1].Split('.').Length; i++)
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{
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string oStrL = OriStr.Split('@')[1].Split('.')[i].ToString();
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if (i == 0)
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oStr += GetPersonalMask(oStrL, oPrefix, false);
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else
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oStr += "." + GetPersonalMask(oStrL, oPrefix, false);
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}
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return oStr;
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}
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else if (Regex.IsMatch(OriStr.Trim(), "^(09([0-9]){8})$"))
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{
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oArray = new int[] { 0, 1, 2, 7, 8, 9 };
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}
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else if (Regex.IsMatch(OriStr.Trim(), "^[a-zA-Z][0-9]{9}$"))
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{
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oArray = new int[] { 0, 1, 2, 3, 9 };
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}
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for (int i = 0; i < oStrArry.Length; i++)
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{
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if (IsDis)
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oStr += oArray.Contains(i) ? oStrArry[i].ToString() : oPrefix;
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else
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oStr += oArray.Contains(i) ? oPrefix : oStrArry[i].ToString();
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}
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return oStr;
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}
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}
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}
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