邮箱正则配置到配置文件

IRaCIS.Core.Application/Helper/Email/IRCEmailPasswordHelper.cs

@@ -1,4 +1,7 @@
-namespace IRaCIS.Core.Application.Helper;
+using System.Globalization;
+using System.Text.RegularExpressions;
+
+namespace IRaCIS.Core.Application.Helper;
 
 public static class IRCEmailPasswordHelper
 {
@@ -74,4 +77,56 @@ public static class IRCEmailPasswordHelper
         // 随机打乱密码字符顺序
         return new string(password.OrderBy(_ => Random.Next()).ToArray());
     }
+
+
+
+    // https://learn.microsoft.com/zh-cn/dotnet/standard/base-types/how-to-verify-that-strings-are-in-valid-email-format
+    /// <summary>
+    /// 微软官方邮件验证  很宽松
+    /// </summary>
+    /// <param name="email"></param>
+    /// <returns></returns>
+    public static bool IsValidEmail(string email)
+    {
+        if (string.IsNullOrWhiteSpace(email))
+            return false;
+
+        try
+        {
+            // Normalize the domain
+            email = Regex.Replace(email, @"(@)(.+)$", DomainMapper,
+                                  RegexOptions.None, TimeSpan.FromMilliseconds(200));
+
+            // Examines the domain part of the email and normalizes it.
+            string DomainMapper(Match match)
+            {
+                // Use IdnMapping class to convert Unicode domain names.
+                var idn = new IdnMapping();
+
+                // Pull out and process domain name (throws ArgumentException on invalid)
+                string domainName = idn.GetAscii(match.Groups[2].Value);
+
+                return match.Groups[1].Value + domainName;
+            }
+        }
+        catch (RegexMatchTimeoutException e)
+        {
+            return false;
+        }
+        catch (ArgumentException e)
+        {
+            return false;
+        }
+
+        try
+        {
+            return Regex.IsMatch(email,
+                @"^[^@\s]+@[^@\s]+\.[^@\s]+$",
+                RegexOptions.IgnoreCase, TimeSpan.FromMilliseconds(250));
+        }
+        catch (RegexMatchTimeoutException)
+        {
+            return false;
+        }
+    }
 }

IRaCIS.Core.Application/Helper/OSSService.cs

@@ -123,7 +123,7 @@ public class AWSTempToken
     public string SecretAccessKey { get; set; }
     public string BucketName { get; set; }
     public string ViewEndpoint { get; set; }
-    public DateTime Expiration { get; set; }
+    public DateTime? Expiration { get; set; }
 }
 
 public enum ObjectStoreUse