Added new fields to UserConfig and AppConfig, and added some types relating to automatic updates.

NAPS2/Config/AppConfig.cs

@@ -26,12 +26,13 @@ using System.Xml;
 using System.Xml.Schema;
 using System.Xml.Serialization;
 using NAPS2.Scan;
+using NAPS2.Update;
 
 namespace NAPS2.Config
 {
     public class AppConfig
     {
-        public const int CURRENT_VERSION = 1;
+        public const int CURRENT_VERSION = 2;
 
         public int Version { get; set; }
 
@@ -44,5 +45,7 @@ namespace NAPS2.Config
         public MessageBoxIcon StartupMessageIcon { get; set; }
 
         public ExtendedScanSettings DefaultProfileSettings { get; set; }
+
+        public AutoUpdateStatus AutoUpdate { get; set; }
     }
 }

NAPS2/Config/UserConfig.cs

@@ -21,6 +21,7 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using NAPS2.Update;
 
 namespace NAPS2.Config
 {
@@ -31,12 +32,16 @@ namespace NAPS2.Config
             FormStates = new List<FormState>();
         }
 
-        public const int CURRENT_VERSION = 1;
+        public const int CURRENT_VERSION = 2;
 
         public int Version { get; set; }
 
         public string Culture { get; set; }
 
         public List<FormState> FormStates { get; set; }
+
+        public AutoUpdateStatus AutoUpdate { get; set; }
+
+        public DateTime? LastUpdateCheckDate { get; set; }
     }
 }

NAPS2/NAPS2.csproj

@@ -172,6 +172,12 @@
     <Compile Include="StringWrapper.cs" />
     <Compile Include="UnmanagedArray.cs" />
     <Compile Include="UnmanagedBase.cs" />
+    <Compile Include="Update\AutoUpdater.cs" />
+    <Compile Include="Update\AutoUpdateStatus.cs" />
+    <Compile Include="Update\ICurrentVersionSource.cs" />
+    <Compile Include="Update\IUrlStreamReader.cs" />
+    <Compile Include="Update\IUrlTextReader.cs" />
+    <Compile Include="Update\ILatestVersionSource.cs" />
     <Compile Include="WinForms\FormBase.cs">
       <SubType>Form</SubType>
     </Compile>

NAPS2/Update/AutoUpdateStatus.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace NAPS2.Update
+{
+    public enum AutoUpdateStatus
+    {
+        Unspecified,
+        Enabled,
+        Disabled
+    }
+}

NAPS2/Update/AutoUpdater.cs

@@ -0,0 +1,37 @@
+using System;
+using System.Collections.Generic;
+using System.Deployment.Application;
+using System.Linq;
+using System.Text;
+using NAPS2.Config;
+
+namespace NAPS2.Update
+{
+    public class AutoUpdater
+    {
+        private readonly UserConfigManager _userConfigManager;
+        private readonly AppConfigManager _appConfigManager;
+
+        public AutoUpdater(UserConfigManager userConfigManager, AppConfigManager appConfigManager)
+        {
+            _userConfigManager = userConfigManager;
+            _appConfigManager = appConfigManager;
+        }
+
+        public void OnApplicationStart()
+        {
+            PromptToEnableAutomaticUpdates();
+            CheckForUpdate();
+        }
+
+        private void PromptToEnableAutomaticUpdates()
+        {
+            throw new NotImplementedException();
+        }
+
+        private void CheckForUpdate()
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

NAPS2/Update/ICurrentVersionSource.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace NAPS2.Update
+{
+    public interface ICurrentVersionSource
+    {
+        string GetCurrentVersion();
+    }
+}

NAPS2/Update/ILatestVersionSource.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace NAPS2.Update
+{
+    public interface ILatestVersionSource
+    {
+        Task<string> GetLatestVersion();
+    }
+}

NAPS2/Update/IUrlStreamReader.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+
+namespace NAPS2.Update
+{
+    public interface IUrlStreamReader
+    {
+        Stream OpenStream(string url);
+    }
+}

NAPS2/Update/IUrlTextReader.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace NAPS2.Update
+{
+    public interface IUrlTextReader
+    {
+        string DownloadText(string url);
+    }
+}