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  1. /*------------------------------------
    --公司:西安上古科技发展有限公司
    --项目名称:西安环太科技业务办公系统
    --用途:数据验证方法
    --创建日期:2007-11-22
    --创建人:周海军
    ------------------------------------*/
    using System;
    using System.Collections.Generic;
    using System.Text;
    using System.Text.RegularExpressions;
    using System.Web;
    using System.Web.UI.WebControls;
    namespace ShangGu.Utility
    {
        public class PageValidate
        {
            private static Regex RegNumber = new Regex("^[0-9]+$");
            private static Regex RegNumberSign = new Regex("^[+-]?[0-9]+$");
            private static Regex RegDecimal = new Regex("^[0-9]+[.]?[0-9]+$");
            private static Regex RegDecimalSign = new Regex("^[+-]?[0-9]+[.]?[0-9]+$"); //等价于^[+-]?\d+[.]?\d+$
            private static Regex RegEmail = new Regex("^[\\w-]+@[\\w-]+\\.(com|net|org|edu|mil|tv|biz|info)$");//w 英文字母或数字的字符串,和 [a-zA-Z0-9] 语法一样
            private static Regex RegCHZN = new Regex("[\u4e00-\u9fa5]");

        #region 数字字符串检查

        /// <summary>
        /// 检查Request查询字符串的键值,是否是数字,最大长度限制
        /// </summary>
        /// <param name="req">Request</param>
        /// <param name="inputKey">Request的键值</param>
        /// <param name="maxLen">最大长度</param>
        /// <returns>返回Request查询字符串</returns>
        public static string FetchInputDigit(HttpRequest req, string inputKey, int maxLen)
        {
            string retVal = string.Empty;
            if (inputKey != null && inputKey != string.Empty)
            {
                retVal = req.QueryString[inputKey];
                if (null == retVal)
                    retVal = req.Form[inputKey];
                if (null != retVal)
                {
                    retVal = SqlText(retVal, maxLen);
                    if (!IsNumber(retVal))
                        retVal = string.Empty;
                }
            }
            if (retVal == null)
                retVal = string.Empty;
            return retVal;
        }
        /// <summary>
        /// 是否数字字符串
        /// </summary>
        /// <param name="inputData">输入字符串</param>
        /// <returns></returns>
        public static bool IsNumber(string inputData)
        {
            Match m = RegNumber.Match(inputData);
            return m.Success;
        }
        /// <summary>
        /// 是否数字字符串 可带正负号
        /// </summary>
        /// <param name="inputData">输入字符串</param>
        /// <returns></returns>
        public static bool IsNumberSign(string inputData)
        {
            Match m = RegNumberSign.Match(inputData);
            return m.Success;
        }
        /// <summary>
        /// 是否是浮点数
        /// </summary>
        /// <param name="inputData">输入字符串</param>
        /// <returns></returns>
        public static bool IsDecimal(string inputData)
        {
            Match m = RegDecimal.Match(inputData);
            return m.Success;
        }
        /// <summary>
        /// 是否是浮点数 可带正负号
        /// </summary>
        /// <param name="inputData">输入字符串</param>
        /// <returns></returns>
        public static bool IsDecimalSign(string inputData)
        {
            Match m = RegDecimalSign.Match(inputData);
            return m.Success;
        }

        #endregion

        #region 常用项验证
        /// <summary>
        /// 身份证验证
        /// </summary>
        /// <param name="personID"></param>
        /// <returns></returns>
        public static bool PersonID(string personID)
        {
            string idval = @"^(\d{15})(\d{2}[Xx0-9])?$";
            return Regex.IsMatch(personID, idval);
        }

        /// <summary>
        /// 数字验证
        /// </summary>
        /// <param name="num"></param>
        /// <returns></returns>
        public static bool Number(string num)
        {
            string numval = @"^[0-9]*[1-9][0-9]*$";
            return Regex.IsMatch(num, numval);
        }

        /// <summary>
        /// 电话验证
        /// </summary>
        /// <param name="tel"></param>
        /// <returns></returns>
        public static bool Telphone(string tel)
        {
            string telaval = @"^0[1-9]\d{1,2}-[1-9]\d{6,7}$";
            string telval = @"^[1-9]\d{6,7}$";
            string modval = @"^(159|156|153|130|131|132|133|134|135|136|137|138|139)\d{8}$";
            return Regex.IsMatch(tel, telval) || Regex.IsMatch(tel, modval) || Regex.IsMatch(tel, telaval);
        }
        /// <summary>
        /// 验证日期格式(格式为YYYY-MM-dd)
        /// </summary>
        /// <param name="datetime"></param>
        /// <returns></returns>
        public static bool DateTimeValidate(string datetime)
        {
            string dateval =
                @"(([0-9]{3}[1-9]|[0-9]{2}[1-9][0-9]{1}|[0-9]{1}[1-9][0-9]{2}|[1-9][0-9]{3})-(((0[13578]|1[02])-(0[1-9]|[12][0-9]|3[01]))|((0[469]|11)-(0[1-9]|[12][0-9]|30))|(02-(0[1-9]|[1][0-9]|2[0-8]))))|((([0-9]{2})(0[48]|[2468][048]|[13579][26])|((0[48]|[2468][048]|[3579][26])00))-02-29)";
            return Regex.IsMatch(datetime, dateval);
        }
        /// <summary>
        /// 验证日期格式(格式为YYYY/MM/DD)
        /// </summary>
        /// <param name="datetime"></param>
        /// <returns></returns>
        public static bool DateTime_Validate(string datetime)
        {
            string dateval = "(((0[1-9]|[12][0-9]|3[01])/((0[13578]|1[02]))|((0[1-9]|[12][0-9]|30)/(0[469]|11))|(0[1-9]|[1][0-9]|2[0-8])/(02))/([0-9]{3}[1-9]|[0-9]{2}[1-9][0-9]{1}|[0-9]{1}[1-9][0-9]{2}|[1-9][0-9]{3}))|(29/02/(([0-9]{2})(0[48]|[2468][048]|[13579][26])|((0[48]|[2468][048]|[3579][26])00)))";
            return Regex.IsMatch(datetime,dateval);
        }
        /// <summary>
        /// Email验证
        /// </summary>
        /// <param name="email"></param>
        /// <returns></returns>
        public static bool EmailValidate(string email)
        {
            string emailval = @"^([\w-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([\w-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$";
            return Regex.IsMatch(email, emailval);

        }

        /// <summary>
        /// 邮政编码验证
        /// </summary>
        /// <param name="PostCode"></param>
        /// <returns></returns>
        public static bool PostCodeValidate(string PostCode)
        {
            string postval = @"^[1-9]\d{5}$";
            return Regex.IsMatch(PostCode, postval);
        }

        /// <summary>
        /// 金额验证
        /// </summary>
        /// <param name="moneycheck"></param>
        /// <returns></returns>
        public static bool Money(string moneycheck)
        {
            string monval = @"^([1-9]\d+|[0-9])(\.\d\d?)*$";
            return Regex.IsMatch(moneycheck, monval);
        }
        #endregion

        #region 中文检测

  1.         /// <summary>
            /// 检测是否有中文字符
            /// </summary>
            /// <param name="inputData"></param>
            /// <returns></returns>
            public static bool IsHasCHZN(string inputData)
            {
                Match m = RegCHZN.Match(inputData);
                return m.Success;
            }

        #endregion

        #region 邮件地址
        /// <summary>
        /// 是否是浮点数 可带正负号
        /// </summary>
        /// <param name="inputData">输入字符串</param>
        /// <returns></returns>
        public static bool IsEmail(string inputData)
        {
            Match m = RegEmail.Match(inputData);
            return m.Success;
        }

        #endregion

        #region 其他

        /// <summary>
        /// 检查字符串最大长度,返回指定长度的串
        /// </summary>
        /// <param name="sqlInput">输入字符串</param>
        /// <param name="maxLength">最大长度</param>
        /// <returns></returns>   
        public static string SqlText(string sqlInput, int maxLength)
        {
            if (sqlInput != null && sqlInput != string.Empty)
            {
                sqlInput = sqlInput.Trim();
                if (sqlInput.Length > maxLength)//按最大长度截取字符串
                    sqlInput = sqlInput.Substring(0, maxLength);
            }
            return sqlInput;
        }


        /// <summary>
        /// 字符串编码
        /// </summary>
        /// <param name="inputData"></param>
        /// <returns></returns>
        public static string HtmlEncode(string inputData)
        {
            return HttpUtility.HtmlEncode(inputData);
        }
        /// <summary>
        /// 设置Label显示Encode的字符串
        /// </summary>
        /// <param name="lbl"></param>
        /// <param name="txtInput"></param>
        public static void SetLabel(Label lbl, string txtInput)
        {
            lbl.Text = HtmlEncode(txtInput);
        }
        public static void SetLabel(Label lbl, object inputObj)
        {
            SetLabel(lbl, inputObj.ToString());
        }
        #endregion
    }
}

posted on 2008-03-02 19:25  周海军  阅读(759)  评论(0编辑  收藏  举报