using System;
using System.Collections.Generic;
using System.Text;
using System.Web;
using System.Web.UI.WebControls;
using System.Text.RegularExpressions;
namespace Tools.Common
{
/// <summary>
/// 页面验证类
/// </summary>
public class DataValidate
{
private static Regex RegPhone = new Regex(@"^(1d{10})|(d{3,4}[-]d{6,8})$");
/// <summary>
/// 纯数字，无正负号
/// </summary>
private static Regex RegNumber = new Regex("^[0-9]+$");
/// <summary>
/// 纯数字，可能有正负号
/// </summary>
private static Regex RegNumberSign = new Regex("^[+-]?[0-9]+$");
/// <summary>
/// 可能有有小数点的数字
/// </summary>
private static Regex RegDecimal = new Regex(@"^(d+[.]d+)|(d+)$");
/// <summary>
/// 可能有小数点，也有可能有正负号的数字
/// </summary>
private static Regex RegDecimalSign = new Regex(@"^[+-]?((d+[.]d+)|(d+))$"); //等价于^[+-]?d+[.]?d+$
/// <summary>
/// Email地址
/// </summary>
private static Regex RegEmail = new Regex("^[\w-]+@[\w-]+\.(com|net|org|edu|mil|tv|biz|info|com.cn)$");
/// <summary>
/// 是否有中文
/// </summary>
private static Regex RegCHZN = new Regex("[u4e00-u9fa5]");
/// <summary>
/// 是否为int数据
/// </summary>
private static Regex RegInt = new Regex(@"^(-){0,1}d+$");
#region 是否是中国的电话号码
/// <summary>
/// 是否是中国的电话号码
/// </summary>
/// <param name="inputData">输入的字符串</param>
/// <returns></returns>
public static bool IsPhone(string inputData)
{
Match m = RegPhone.Match(inputData);
return m.Success;
}
#endregion
#region 获取Request请求字符串的键值
/// <summary>
/// 获取Request请求字符串的键值
/// </summary>
/// <param name="req">Request</param>
/// <param name="inputKey">Request的键值</param>
/// <returns>返回Request请求字符串</returns>
public static string GetRequest(HttpRequest req, string inputKey)
{
string retVal = string.Empty;
if (inputKey != null && inputKey != string.Empty)
{
retVal = req.QueryString[inputKey];
if (null == retVal) retVal = req.Form[inputKey];
}
if (retVal == null) retVal = string.Empty;
return retVal;
}
#endregion
#region 是否数字字符串
/// <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;
}
#endregion
#region 是否是浮点数
/// <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)
{
decimal d1;
return decimal.TryParse(inputData, out d1);
}
/// <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 检测是否有中文字符
/// <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 是否是邮件地址
/// <summary>
/// 是否是邮件地址
/// </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 字符串编码HtmlEncode
/// <summary>
/// 字符串编码HtmlEncode
/// </summary>
/// <param name="inputData"></param>
/// <returns></returns>
public static string HtmlEncode(string inputData)
{
return HttpUtility.HtmlEncode(inputData);
}
#endregion
#region 设置Label显示Encode的字符串
/// <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);
}
#endregion
#region 字符串清理
/// <summary>
/// 字符串清理
/// </summary>
/// <param name="inputString">输入的字符串</param>
/// <param name="maxLength">保留的长度</param>
/// <returns></returns>
public static string ClearText(string inputString, int maxLength)
{
StringBuilder retVal = new StringBuilder();
// 检查是否为空
if ((inputString != null) && (inputString != String.Empty))
{
inputString = inputString.Trim();
//检查长度
if (inputString.Length > maxLength)
{
&