From 6eda84841067c32b40e5ba4108664eeeb9f96de2 Mon Sep 17 00:00:00 2001
From: Laura Gomez <laura.gomez@profound-tech.com>
Date: Tue, 30 Jul 2019 12:17:13 -0400
Subject: [PATCH] feat: Initial commit of EmailValidation class

---
 ICD.Common.Utils/Email/EmailValidation.cs          | 14 ++++++++++++++
 .../ICD.Common.Utils_SimplSharp.csproj             |  1 +
 2 files changed, 15 insertions(+)
 create mode 100644 ICD.Common.Utils/Email/EmailValidation.cs

diff --git a/ICD.Common.Utils/Email/EmailValidation.cs b/ICD.Common.Utils/Email/EmailValidation.cs
new file mode 100644
index 0000000..51cd25c
--- /dev/null
+++ b/ICD.Common.Utils/Email/EmailValidation.cs
@@ -0,0 +1,14 @@
+using System.Text.RegularExpressions;
+
+namespace ICD.Common.Utils.Email
+{
+	public static class EmailValidation
+	{
+		private const string EMAIL_REGEX = @"(?:[a-z0-9!#$%&'*+\/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+\/=?^_`{|}~-]+)*|""(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21\x23-\x5b\x5d-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])*"")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\[(?:(?:(2(5[0-5]|[0-4][0-9])|1[0-9][0-9]|[1-9]?[0-9]))\.){3}(?:(2(5[0-5]|[0-4][0-9])|1[0-9][0-9]|[1-9]?[0-9])|[a-z0-9-]*[a-z0-9]:(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21-\x5a\x53-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])+)\])";
+		
+		public static bool IsValidEmailAddress(string emailAddress)
+		{
+			return emailAddress != null && Regex.IsMatch(emailAddress, EMAIL_REGEX);
+		}
+	}
+}
\ No newline at end of file
diff --git a/ICD.Common.Utils/ICD.Common.Utils_SimplSharp.csproj b/ICD.Common.Utils/ICD.Common.Utils_SimplSharp.csproj
index 1ba061a..0614074 100644
--- a/ICD.Common.Utils/ICD.Common.Utils_SimplSharp.csproj
+++ b/ICD.Common.Utils/ICD.Common.Utils_SimplSharp.csproj
@@ -89,6 +89,7 @@
     <Compile Include="Email\EmailClient.cs" />
     <Compile Include="Email\eMailErrorCode.cs" />
     <Compile Include="Email\EmailStringCollection.cs" />
+    <Compile Include="Email\EmailValidation.cs" />
     <Compile Include="EncodingUtils.cs" />
     <Compile Include="Csv\CsvWriter.cs" />
     <Compile Include="Csv\CsvWriterSettings.cs" />