added Volo.Abp.MailKit

framework/Volo.Abp.sln

@@ -242,9 +242,11 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Volo.Abp.Ldap", "src\Volo.A
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Volo.Abp.Ldap.Tests", "test\Volo.Abp.Ldap.Tests\Volo.Abp.Ldap.Tests.csproj", "{38FB8F75-426E-4265-8D0E-E121837B6FCC}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Volo.Abp.Dapper", "src\Volo.Abp.Dapper\Volo.Abp.Dapper.csproj", "{D863A3C3-CC1D-426F-BDD4-02E7AE2A3170}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Volo.Abp.Dapper", "src\Volo.Abp.Dapper\Volo.Abp.Dapper.csproj", "{D863A3C3-CC1D-426F-BDD4-02E7AE2A3170}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Volo.Abp.Dapper.Tests", "test\Volo.Abp.Dapper.Tests\Volo.Abp.Dapper.Tests.csproj", "{E026A085-D881-4AE0-9F08-422AC3903BD7}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Volo.Abp.Dapper.Tests", "test\Volo.Abp.Dapper.Tests\Volo.Abp.Dapper.Tests.csproj", "{E026A085-D881-4AE0-9F08-422AC3903BD7}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Volo.Abp.MailKit", "src\Volo.Abp.MailKit\Volo.Abp.MailKit.csproj", "{0CAED4CC-1CFD-4092-A326-AFE4DB3A9AB4}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -732,6 +734,10 @@ Global
 		{E026A085-D881-4AE0-9F08-422AC3903BD7}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{E026A085-D881-4AE0-9F08-422AC3903BD7}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{E026A085-D881-4AE0-9F08-422AC3903BD7}.Release|Any CPU.Build.0 = Release|Any CPU
+		{0CAED4CC-1CFD-4092-A326-AFE4DB3A9AB4}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{0CAED4CC-1CFD-4092-A326-AFE4DB3A9AB4}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{0CAED4CC-1CFD-4092-A326-AFE4DB3A9AB4}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{0CAED4CC-1CFD-4092-A326-AFE4DB3A9AB4}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -857,6 +863,7 @@ Global
 		{38FB8F75-426E-4265-8D0E-E121837B6FCC} = {447C8A77-E5F0-4538-8687-7383196D04EA}
 		{D863A3C3-CC1D-426F-BDD4-02E7AE2A3170} = {5DF0E140-0513-4D0D-BE2E-3D4D85CD70E6}
 		{E026A085-D881-4AE0-9F08-422AC3903BD7} = {447C8A77-E5F0-4538-8687-7383196D04EA}
+		{0CAED4CC-1CFD-4092-A326-AFE4DB3A9AB4} = {5DF0E140-0513-4D0D-BE2E-3D4D85CD70E6}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {BB97ECF4-9A84-433F-A80B-2A3285BDD1D5}

framework/src/Volo.Abp.MailKit/Volo.Abp.MailKit.csproj

@@ -0,0 +1,24 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\..\..\common.props" />
+
+  <PropertyGroup>
+    <TargetFramework>netstandard2.0</TargetFramework>
+    <AssemblyName>Volo.Abp.MailKit</AssemblyName>
+    <PackageId>Volo.Abp.MailKit</PackageId>
+    <AssetTargetFallback>$(AssetTargetFallback);portable-net45+win8+wp8+wpa81;</AssetTargetFallback>
+    <GenerateAssemblyConfigurationAttribute>false</GenerateAssemblyConfigurationAttribute>
+    <GenerateAssemblyCompanyAttribute>false</GenerateAssemblyCompanyAttribute>
+    <GenerateAssemblyProductAttribute>false</GenerateAssemblyProductAttribute>
+    <RootNamespace />
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="MailKit" Version="2.2.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\Volo.Abp.Emailing\Volo.Abp.Emailing.csproj" />
+  </ItemGroup>
+
+</Project>

framework/src/Volo.Abp.MailKit/Volo/Abp/MailKit/AbpMailKitConfiguration.cs

@@ -0,0 +1,9 @@
+using MailKit.Security;
+
+namespace Volo.Abp.MailKit
+{
+    public class AbpMailKitConfiguration : IAbpMailKitConfiguration
+    {
+        public SecureSocketOptions? SecureSocketOption { get; set; }
+    }
+}

framework/src/Volo.Abp.MailKit/Volo/Abp/MailKit/AbpMailKitModule.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using Microsoft.Extensions.DependencyInjection;
+using Volo.Abp.Emailing;
+using Volo.Abp.Modularity;
+
+namespace Volo.Abp.MailKit
+{
+    [DependsOn(typeof(AbpEmailingModule))]
+    public class AbpMailKitModule : AbpModule
+    {
+
+    }
+}

framework/src/Volo.Abp.MailKit/Volo/Abp/MailKit/IAbpMailKitConfiguration.cs

@@ -0,0 +1,9 @@
+using MailKit.Security;
+
+namespace Volo.Abp.MailKit
+{
+    public interface IAbpMailKitConfiguration
+    {
+        SecureSocketOptions? SecureSocketOption { get; set; }
+    }
+}

framework/src/Volo.Abp.MailKit/Volo/Abp/MailKit/IMailKitSmtpEmailSender.cs

@@ -0,0 +1,11 @@
+using System.Threading.Tasks;
+using MailKit.Net.Smtp;
+using Volo.Abp.Emailing;
+
+namespace Volo.Abp.MailKit
+{
+    public interface IMailKitSmtpEmailSender: IEmailSender
+    {
+        Task<SmtpClient> BuildClientAsync();
+    }
+}

framework/src/Volo.Abp.MailKit/Volo/Abp/MailKit/MailKitSmtpEmailSender.cs

@@ -0,0 +1,97 @@
+using System.Net.Mail;
+using System.Threading.Tasks;
+using Volo.Abp.BackgroundJobs;
+using Volo.Abp.DependencyInjection;
+using Volo.Abp.Emailing;
+using Volo.Abp.Emailing.Smtp;
+using MailKit.Security;
+using Microsoft.Extensions.DependencyInjection;
+using MimeKit;
+using Volo.Abp.Threading;
+using SmtpClient = MailKit.Net.Smtp.SmtpClient;
+
+namespace Volo.Abp.MailKit
+{
+    [Dependency(ServiceLifetime.Transient, ReplaceServices = true)]
+    public class MailKitSmtpEmailSender : EmailSenderBase, IMailKitSmtpEmailSender
+    {
+        protected IAbpMailKitConfiguration AbpMailKitConfiguration { get; }
+
+        protected ISmtpEmailSenderConfiguration SmtpConfiguration { get; }
+
+        public MailKitSmtpEmailSender(ISmtpEmailSenderConfiguration smtpConfiguration,
+            IBackgroundJobManager backgroundJobManager,
+            IAbpMailKitConfiguration abpMailKitConfiguration)
+            : base(smtpConfiguration, backgroundJobManager)
+        {
+            AbpMailKitConfiguration = abpMailKitConfiguration;
+            SmtpConfiguration = smtpConfiguration;
+        }
+
+        protected override async Task SendEmailAsync(MailMessage mail)
+        {
+            using (var client = await BuildClientAsync())
+            {
+                var message = MimeMessage.CreateFromMailMessage(mail);
+                await client.SendAsync(message);
+                await client.DisconnectAsync(true);
+            }
+        }
+
+        protected override void SendEmail(MailMessage mail)
+        {
+            using (var client = AsyncHelper.RunSync(BuildClientAsync))
+            {
+                var message = MimeMessage.CreateFromMailMessage(mail);
+                client.Send(message);
+                client.Disconnect(true);
+            }
+        }
+
+        public async Task<SmtpClient> BuildClientAsync()
+        {
+            var client = new SmtpClient();
+
+            try
+            {
+                await ConfigureClient(client);
+                return client;
+            }
+            catch
+            {
+                client.Dispose();
+                throw;
+            }
+        }
+
+        protected virtual async Task ConfigureClient(SmtpClient client)
+        {
+            client.Connect(
+                await SmtpConfiguration.GetHostAsync(),
+                await SmtpConfiguration.GetPortAsync(),
+                await GetSecureSocketOption()
+            );
+
+            if (await SmtpConfiguration.GetUseDefaultCredentialsAsync())
+            {
+                return;
+            }
+
+            client.Authenticate(
+                await SmtpConfiguration.GetUserNameAsync(),
+                await SmtpConfiguration.GetPasswordAsync()
+            );
+        }
+        protected virtual async Task<SecureSocketOptions> GetSecureSocketOption()
+        {
+            if (AbpMailKitConfiguration.SecureSocketOption.HasValue)
+            {
+                return AbpMailKitConfiguration.SecureSocketOption.Value;
+            }
+
+            return await SmtpConfiguration.GetEnableSslAsync()
+                ? SecureSocketOptions.SslOnConnect
+                : SecureSocketOptions.StartTlsWhenAvailable;
+        }
+    }
+}