本版本延续MVC中的统一验证机制~续的这篇文章，本篇主要是对验证基类的扩展和改善 namespace Web.Mvc.Extensions { #region 验证基类 /// <summary> /// 通用验证基类 /// </summary> public abstract class EntityValidationAttribute : ValidationAttribute { #region Constructors public EntityValidationAttribute(MessageType messageId, params object[] args) : base(() => MessageManager.Current.GetMessage(messageId, args)) { } #endregion #region Protected Properties protected virtual Regex rLetters { get { return new Regex("[a-zA-Z]{1,}"); } } /// <summary> /// 验证数字 /// 子类可以根据自己的逻辑去重写 /// </summary> protected virtual Regex rDigit { get { return new Regex("[0-9]{1,}"); } } /// <summary> /// 验证邮编 /// 子类可以根据自己的逻辑去重写 /// </summary> protected virtual Regex rPostNumber { get { return new Regex("^[0-9]{3,14}$"); } } /// <summary> /// 验证手机 /// 子类可以根据自己的逻辑去重写 /// </summary> protected virtual Regex rMobile { get { return new Regex(@"^1[3|4|5|8][0-9]/d{8}$"); } } /// <summary> /// 验证电话 /// 子类可以根据自己的逻辑去重写 /// </summary> protected virtual Regex rTelePhone { get { return new Regex(@"^[0-9]{2,4}-/d{6,8}$"); } } /// <summary> /// 验证传真 /// 子类可以根据自己的逻辑去重写 /// </summary> protected virtual Regex rFex { get { return new Regex(@"/^[0-9]{2,4}-/d{6,8}$"); } } /// <summary> /// 验证Email /// 子类可以根据自己的逻辑去重写 /// </summary> protected virtual Regex rEmail { get { return new Regex(@"^([/w-/.]+)@((/[[0-9]{1,3}/.[0-9]{1,3}/.[0-9]{1,3}/.)|(([/w-]+/.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(/]?)$"); } } #endregion } #endregion #region 具体验证模块 /// <summary> /// 为空验证 /// </summary> [AttributeUsage(AttributeTargets.Parameter | AttributeTargets.Field | AttributeTargets.Property, AllowMultiple = false)] public class RequiredAttribute : EntityValidationAttribute { public bool AllowEmptyStrings { get; set; } public RequiredAttribute(MessageType messageType, params object[] args) : base(messageType, args) { } public override bool IsValid(object value) { return new System.ComponentModel.DataAnnotations.RequiredAttribute { AllowEmptyStrings = this.AllowEmptyStrings }.IsValid(value); } } /// <summary> /// 范围验证 /// </summary> [AttributeUsage(AttributeTargets.Parameter | AttributeTargets.Field | AttributeTargets.Property, AllowMultiple = false)] public class RangeAttribute : EntityValidationAttribute { private System.ComponentModel.DataAnnotations.RangeAttribute innerRangeAttribute; public RangeAttribute(double minimum, double maximum, MessageType messageType, params object[] args) : base(messageType, args) { innerRangeAttribute = new System.ComponentModel.DataAnnotations.RangeAttribute(minimum, maximum); } public RangeAttribute(int minimum, int maximum, MessageType messageType, params object[] args) : base(messageType, args) { innerRangeAttribute = new System.ComponentModel.DataAnnotations.RangeAttribute(minimum, maximum); } public RangeAttribute(Type type, string minimum, string maximum, MessageType messageType, params object[] args) : base(messageType, args) { innerRangeAttribute = new System.ComponentModel.DataAnnotations.RangeAttribute(type, minimum, maximum); } public override bool IsValid(object value) { return innerRangeAttribute.IsValid(value); } } /// <summary> /// Email验证 /// </summary> [AttributeUsage(AttributeTargets.Parameter | AttributeTargets.Field | AttributeTargets.Property, AllowMultiple = false)] public class EmailAttribute : EntityValidationAttribute { public EmailAttribute(MessageType messageType, params object[] args) : base(messageType, args) { } public override bool IsValid(object value) { if (value == null) return false; else return rEmail.IsMatch(value.ToString()); } } /// <summary> /// 数值验证 /// </summary> [AttributeUsage(AttributeTargets.Parameter | AttributeTargets.Field | AttributeTargets.Property, AllowMultiple = false)] public class DigitAttribute : EntityValidationAttribute { public DigitAttribute(MessageType messageType, params object[] args) : base(messageType, args) { } public override bool IsValid(object value) { if (value == null) return false; else return rDigit.IsMatch(value.ToString()); } } /// <summary> /// 邮编验证 /// </summary> [AttributeUsage(AttributeTargets.Parameter | AttributeTargets.Field | AttributeTargets.Property, AllowMultiple = false)] public class PostNumberAttribute : EntityValidationAttribute { public PostNumberAttribute(MessageType messageType, params object[] args) : base(messageType, args) { } public override bool IsValid(object value) { if (value == null) return false; else return rPostNumber.IsMatch(value.ToString()); } } /// <summary> /// 手机验证 /// </summary> [AttributeUsage(AttributeTargets.Parameter | AttributeTargets.Field | AttributeTargets.Property, AllowMultiple = false)] public class MobileAttribute : EntityValidationAttribute { public MobileAttribute(MessageType messageType, params object[] args) : base(messageType, args) { } public override bool IsValid(object value) { if (value == null) return false; else return rMobile.IsMatch(value.ToString()); } } /// <summary> /// 电话验证 /// </summary> [AttributeUsage(AttributeTargets.Parameter | AttributeTargets.Field | AttributeTargets.Property, AllowMultiple = false)] public class TelePhoneAttribute : EntityValidationAttribute { public TelePhoneAttribute(MessageType messageType, params object[] args) : base(messageType, args) { } public override bool IsValid(object value) { if (value == null) return false; else return rTelePhone.IsMatch(value.ToString()); } } /// <summary> /// 传真验证 /// </summary> [AttributeUsage(AttributeTargets.Parameter | AttributeTargets.Field | AttributeTargets.Property, AllowMultiple = false)] public class FexAttribute : EntityValidationAttribute { public FexAttribute(MessageType messageType, params object[] args) : base(messageType, args) { } public override bool IsValid(object value) { if (value == null) return false; else return rFex.IsMatch(value.ToString()); } } #endregion #region 验证消息返回类 /// <summary> /// 消息类 /// </summary> public class MessageManager { static Dictionary<MessageType, string> messages = new Dictionary<MessageType, string>(); static MessageManager() { messages.Add(MessageType.RequiredField, "这个 /"{0}/"是必填的!"); messages.Add(MessageType.GreaterThan, "这个 /"{0}/" 的值必须大于 /"{1}/"!"); messages.Add(MessageType.LessThan, "这个 /"{0}/" 的值必须小于 /"{1}/"!"); messages.Add(MessageType.EmailField, "这个 /"{0}/" 不是有效的Email地址!"); messages.Add(MessageType.DigitField, "这个 /"{0}/" 不是有效的数字!"); messages.Add(MessageType.PostNumberField, "这个 /"{0}/" 不是有效的邮编!"); messages.Add(MessageType.MobileField, "这个 /"{0}/" 不是有效的手机号码!"); messages.Add(MessageType.TelePhoneField, "这个 /"{0}/" 不是有效的电话号码!"); messages.Add(MessageType.FexField, "这个 /"{0}/" 不是有效的传真!"); } /// <summary> /// 得到验证异常的消息集合 /// 对外公开 /// </summary> /// <param name="messageType">异常消息ID</param> /// <param name="args">消息参数集合</param> /// <returns></returns> public string GetMessage(MessageType messageType, params object[] args) { return string.Format(CultureInfo.CurrentCulture, messages[messageType], args); } /// <summary> /// 本类的实例对象 /// </summary> public static MessageManager Current = new MessageManager(); } #endregion #region 验证类型枚举 /// <summary> /// 验证消息类型 /// </summary> public enum MessageType { /// <summary> /// 为空验证 /// </summary> RequiredField, /// <summary> /// 大于验证 /// </summary> GreaterThan, /// <summary> /// 小于验证 /// </summary> LessThan, /// <summary> /// 邮箱验证 /// </summary> EmailField, /// <summary> /// 数字验证 /// </summary> DigitField, /// <summary> /// 邮编验证 /// </summary> PostNumberField, /// <summary> /// 手机验证 /// </summary> MobileField, /// <summary> /// 电话验证 /// </summary> TelePhoneField, /// <summary> /// 传真验证 /// </summary> FexField, } #endregion } 完整的实体为： /// <summary> /// 人类实体 /// </summary> public class Person { /// <summary> /// 姓名 /// </summary> [DisplayName("姓名"), Required(MessageType.RequiredField, "Name")] public string Name { get; set; } /// <summary> /// 年纪 /// </summary> [DisplayName("年纪"), Range(18, int.MaxValue, MessageType.GreaterThan, "Age", 18)] public int Age { get; set; } /// <summary> /// 体重 /// </summary> [DisplayName("体重"), Range(int.MinValue, 160, MessageType.LessThan, "Weight", 160)] public double Weight { get; set; } /// <summary> /// 电子邮件 /// </summary> [DisplayName("电子邮件"), Email(MessageType.EmailField, "电子邮件")] public string Email { get; set; } /// <summary> /// 手机 /// </summary> [DisplayName("手机"), Mobile(MessageType.MobileField, "Mobile")] public string Mobile { get; set; } /// <summary> /// 电话 /// </summary> [DisplayName("电话"), TelePhone(MessageType.TelePhoneField, "TelePhone")] public string TelePhone { get; set; } /// <summary> /// 邮编 /// </summary> [DisplayName("邮编"), PostNumber(MessageType.PostNumberField, "PostNumber")] public string PostNumber { get; set; } /// <summary> /// 传真 /// </summary> [DisplayName("传真"), Fex(MessageType.FexField, "Fex")] public string Fex { get; set; } }