55 lines
1.7 KiB
C#
55 lines
1.7 KiB
C#
using System.Text.RegularExpressions;
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namespace DataCheck;
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/*
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* 作者：icewint
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*
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*/
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/// <summary>
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/// 数据校验类
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/// </summary>
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public class CheckData
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{
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/// <summary>
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/// 校验是否满足设定的规则，需要添加 <see cref="DataRulesAttribute"/> 特性
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <param name="data"></param>
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/// <returns></returns>
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public static bool CheckDataRules<T>(T data) where T : class
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{
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Type type = typeof(T);
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var properties = type.GetProperties();
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foreach (var property in properties)
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{
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string? proValue = property.GetValue(data)?.ToString();
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var attributes = property.GetCustomAttributes(false);
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foreach (var attribute in attributes)
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{
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if (attribute is DataRulesAttribute dataRules)
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{
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// 判断是否允许为 NULL
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if (!dataRules.AllowNull && proValue == null)
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{
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// 如果不允许为 null 但是为 null 了就返回错误
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return false;
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}
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// 下面是允许为 null 的情况
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if (proValue == null)
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{
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// 允许 null 并且为 null 满足要求
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continue;
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}
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if (!Regex.IsMatch(proValue, dataRules.RegexRule))
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{
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// 允许为 null 但不是 null 且不满足数据要求
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return false;
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}
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}
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}
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}
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return true;
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}
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} |