using System;
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using System.Text.RegularExpressions;
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namespace BatchService.Framework.Utility
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{
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/// <summary>
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/// 常用正则匹配类
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/// </summary>
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public class RegExp
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{
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/// <summary>
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/// 是否电子邮件
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/// </summary>
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/// <param name="s"></param>
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/// <returns></returns>
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public static bool IsEmail(string s)
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{
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string text1 = @"^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$";
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return Regex.IsMatch(s, text1);
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}
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/// <summary>
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/// 是否Ip
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/// </summary>
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/// <param name="s"></param>
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/// <returns></returns>
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public static bool IsIp(string s)
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{
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string text1 = @"^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$";
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return Regex.IsMatch(s, text1);
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}
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/// <summary>
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/// 是否整数
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/// </summary>
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/// <param name="s"></param>
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/// <returns></returns>
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public static bool IsNumeric(string s)
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{
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string text1 = @"^\-?[0-9]+$";
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return Regex.IsMatch(s, text1);
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}
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/// <summary>
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/// 是否绝对路径
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/// </summary>
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/// <param name="s"></param>
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/// <returns></returns>
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public static bool IsPhysicalPath(string s)
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{
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string text1 = @"^\s*[a-zA-Z]:.*$";
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return Regex.IsMatch(s, text1);
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}
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/// <summary>
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/// 是否相对路径
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/// </summary>
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/// <param name="s"></param>
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/// <returns></returns>
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public static bool IsRelativePath(string s)
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{
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if ((s == null) || (s == ""))
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{
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return false;
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}
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if (s.StartsWith("/") || s.StartsWith("?"))
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{
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return false;
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}
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if (Regex.IsMatch(s, @"^\s*[a-zA-Z]{1,10}:.*$"))
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{
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return false;
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}
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return true;
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}
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/// <summary>
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/// 是否安全字符串，例如包含"slect insert"等注入关键字
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/// </summary>
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/// <param name="s"></param>
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/// <returns></returns>
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public static bool IsSafety(string s)
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{
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string text1 = s.Replace("%20", " ");
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text1 = Regex.Replace(text1, @"\s", " ");
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string text2 = "select |insert |delete from |count\\(|drop table|update |truncate |asc\\(|mid\\(|char\\(|xp_cmdshell|exec master|net localgroup administrators|:|net user|\"|\\'| or ";
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return !Regex.IsMatch(text1, text2, RegexOptions.IgnoreCase);
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}
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public static bool IsUnicode(string s)
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{
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string text1 = @"^[\u4E00-\u9FA5\uE815-\uFA29]+$";
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return Regex.IsMatch(s, text1);
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}
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public static bool IsUrl(string s)
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{
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string text1 = @"^(http|https|ftp|rtsp|mms):(\/\/|\\\\)[A-Za-z0-9%\-_@]+\.[A-Za-z0-9%\-_@]+[A-Za-z0-9\.\/=\?%\-&_~`@:\+!;]*$";
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return Regex.IsMatch(s, text1, RegexOptions.IgnoreCase);
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}
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/// <summary>
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/// 是否是身份证号，验证以下3种情况:
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/// 1、身份证号码为15位数字；
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/// 2、身份证号码为18位数字；
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/// 3、身份证号码为17位数字+1个字母
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/// </summary>
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/// <param name="s"></param>
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/// <returns></returns>
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public static bool IsIdentityCard(string s)
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{
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return Regex.IsMatch(s, @"^(^\d{15}$|^\d{18}$|^\d{17}(\d|X|x))$", RegexOptions.IgnoreCase);
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}
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/// <summary>
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/// 是否是手机号
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/// </summary>
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/// <param name="s"></param>
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/// <param name="isRestrict">是否按严格格式验证</param>
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/// <returns></returns>
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public static bool IsMobileNo(string s, bool isRestrict = false)
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{
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if (!isRestrict)
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{
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return Regex.IsMatch(s, @"^[1]\d{10}$", RegexOptions.IgnoreCase);
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}
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return Regex.IsMatch(s, @"^[1][3-8]\d{9}$", RegexOptions.IgnoreCase);
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}
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}
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}
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