Adding Framework 4.8 and .NET8 to targets.

.github/workflows/CI-CD.yml

@@ -20,10 +20,7 @@ jobs:
 
   build-and-test:
     name: "Build and Test"
-    strategy:
-      matrix:
-        os: [windows-latest, ubuntu-latest]
-    runs-on: ${{ matrix.os }}
+    runs-on: windows-latest
 
     steps:
     - name: Checkout
@@ -34,19 +31,13 @@ jobs:
     - name: Install .NET Core
       uses: actions/setup-dotnet@c0d4ad69d8bd405d234f1c9166d383b7a4f69ed8 # v2.1.0
       with:
-        dotnet-version: 7.0.x
+        dotnet-version: 8.0.x
 
     - name: Build and Pack
       run: dotnet build --configuration Release
 
-    - name: Test (Ubuntu)
-      run: dotnet test --configuration Release --no-build --filter TestCategory!=RequiresDisplay -- NUnit.TestOutputXml=TestResults
-      if: matrix.os == 'ubuntu-latest'
-
     - name: Test (Windows)
-      # specify path to test assembly as workaround for https://github.com/nunit/nunit3-vs-adapter/issues/1040
-      run: dotnet test --configuration Release --no-build output\Release\net461\*Tests.dll -- NUnit.TestOutputXml=TestResults
-      if: matrix.os != 'ubuntu-latest'
+      run: dotnet test --configuration Release --no-build -- NUnit.TestOutputXml=TestResults
 
     - name: Upload Test Results
       if: always()
@@ -62,7 +53,6 @@ jobs:
         path: |
           output/*.nupkg
           output/*.snupkg
-      if: matrix.os == 'ubuntu-latest'
 
   publish-nuget:
     name: "Publish NuGet package"

Directory.Build.props

@@ -1,6 +1,6 @@
 <Project>
   <PropertyGroup>
-    <TargetFrameworks>net461</TargetFrameworks>
+    <TargetFrameworks>net461;net481;net8.0-windows</TargetFrameworks>
     <Company>SIL</Company>
     <Authors>SIL International</Authors>
     <Product>L10NSharp</Product>
@@ -24,6 +24,8 @@ See full changelog at https://github.com/sillsdev/l10nsharp/blob/master/CHANGELO
     </AppendToReleaseNotesProperty>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <GenerateResourceUsePreserializedResources>true</GenerateResourceUsePreserializedResources>
+    <UseWindowsForms>true</UseWindowsForms>
+    <EnableWindowsTargeting>true</EnableWindowsTargeting>
   </PropertyGroup>
   <ItemGroup>
     <!-- Without this line some projects fail to build on TC with "error : SourceRoot items

src/CheckOrFixXliff/CheckOrFixXliff.csproj

@@ -9,9 +9,9 @@
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <PackageProjectUrl>https://github.com/sillsdev/l10nsharp/tree/master/src/CheckOrFixXliff</PackageProjectUrl>
     <TargetsForTfmSpecificBuildOutput>$(TargetsForTfmSpecificBuildOutput);CopyProjectReferencesToPackage</TargetsForTfmSpecificBuildOutput>
-    <NoWarn>$(NoWarn);NU5128</NoWarn>
+    <NoWarn>$(NoWarn);NU5128;NU5118</NoWarn>
   </PropertyGroup>
-  <ItemGroup>
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net461' Or '$(TargetFramework)' == 'net481' ">
     <Reference Include="System.ServiceModel" />
     <Reference Include="System.Windows.Forms" />
   </ItemGroup>

src/CheckOrFixXliff/Program.cs

@@ -176,7 +176,7 @@ private static bool CheckForWellFormedXml(string filename)
 		private static bool ValidateXliffAgainstSchema(string filename)
 		{
 			bool valid = true;
-			var installedXliffDir = Path.GetDirectoryName(new Uri(Assembly.GetExecutingAssembly().CodeBase).LocalPath);
+			var installedXliffDir = Path.GetDirectoryName(new Uri(Assembly.GetExecutingAssembly().Location).LocalPath);
 			var schemaLocation = Path.Combine(installedXliffDir, "xliff-core-1.2-transitional.xsd");
 			var schemas = new XmlSchemaSet();
 			using (var reader = XmlReader.Create(schemaLocation))

src/ExtractXliff/ExtractXliff.csproj

@@ -9,9 +9,9 @@
     <PackageId>L10NSharp.ExtractXliff</PackageId>
     <PackageProjectUrl>https://github.com/sillsdev/l10nsharp/tree/master/src/ExtractXliff</PackageProjectUrl>
     <TargetsForTfmSpecificBuildOutput>$(TargetsForTfmSpecificBuildOutput);CopyProjectReferencesToPackage</TargetsForTfmSpecificBuildOutput>
-    <NoWarn>$(NoWarn);NU5128</NoWarn>
+    <NoWarn>$(NoWarn);NU5128;NU5118</NoWarn>
   </PropertyGroup>
-  <ItemGroup>
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net461' Or '$(TargetFramework)' == 'net481' ">
     <Reference Include="System.ServiceModel" />
     <Reference Include="System.Windows.Forms" />
   </ItemGroup>

src/L10NSharp/L10NCultureInfo.cs

@@ -34,7 +34,14 @@ public L10NCultureInfo(string name)
 			{
 				RawCultureInfo = null;
 			}
-			if (RawCultureInfo == null || RawCultureInfo.EnglishName.StartsWith("Unknown Language"))
+
+			// Windows 10 changed the behavior of CultureInfo, in that unknown cultures no longer return a RawCultureInfo containing an "Unknown Language" indication.
+			// The proper way to detect fully unknown cultures (for Windows 10 and prior) is to:
+			//    1. Check for the custom culture flag
+			//    2. Check if the three-letter language name is set to default
+			// Source: https://stackoverflow.com/a/71388328/1964319
+			var isFullyUnknown = RawCultureInfo.CultureTypes.HasFlag(CultureTypes.UserCustomCulture) && RawCultureInfo.ThreeLetterWindowsLanguageName == "ZZZ";
+			if (RawCultureInfo == null || isFullyUnknown)
 			{
 				Name = name;
 				IsNeutralCulture = !Name.Contains("-");

src/L10NSharp/L10NSharp.csproj

@@ -1,15 +1,19 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <RootNamespace>L10NSharp</RootNamespace>
     <Description>L10NSharp is a .NET localization library for Windows Forms applications. It collects strings which need localization when your application first runs and saves them in a XLIFF file. It can also dynamically collect strings at runtime.</Description>
     <AssemblyTitle>L10NSharp</AssemblyTitle>
     <PackageId>L10NSharp</PackageId>
     <PackageProjectUrl>https://github.com/sillsdev/l10nsharp</PackageProjectUrl>
   </PropertyGroup>
-  <ItemGroup>
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net461' Or '$(TargetFramework)' == 'net481' ">
     <Reference Include="System.ServiceModel" />
     <Reference Include="System.Windows.Forms" />
   </ItemGroup>
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net8.0-windows' ">
+    <PackageReference Include="System.ServiceModel.Http" Version="6.2.0" />
+    <PackageReference Include="System.ServiceModel.Primitives" Version="6.2.0" />
+  </ItemGroup>
   <ItemGroup>
     <PackageReference Include="GitVersion.MsBuild" Version="5.11.1" PrivateAssets="all" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.1.1" PrivateAssets="all" />

src/L10NSharpTests/L10NCultureInfoTests.cs

@@ -41,7 +41,8 @@ public void L10NCultureInfo_TestPbu()
 			else if (pbuci.RawCultureInfo != null)
 			{
 				Assert.AreEqual("pbu", pbuci.RawCultureInfo.Name);
-				Assert.AreEqual("Unknown Language (pbu)", pbuci.RawCultureInfo.EnglishName);
+				Assert.IsTrue(pbuci.RawCultureInfo.CultureTypes.HasFlag(CultureTypes.UserCustomCulture));
+				Assert.AreEqual("ZZZ", pbuci.RawCultureInfo.ThreeLetterWindowsLanguageName);
 			}
 		}
 

src/L10NSharpTests/L10NSharpTests.csproj

@@ -13,7 +13,7 @@
 	  <PackageReference Include="NUnit" Version="3.13.3" />
 	  <PackageReference Include="NUnit3TestAdapter" Version="4.3.2" />
 	</ItemGroup>
-	<ItemGroup>
+	<ItemGroup Condition=" '$(TargetFramework)' == 'net461' Or '$(TargetFramework)' == 'net481' ">
 	  <Reference Include="System.Windows.Forms" />
 	</ItemGroup>
 </Project>

src/L10NSharpTests/TempFile.cs

@@ -249,7 +249,7 @@ public TempFolder(): this(TestContext.CurrentContext.Test.Name)
 		public TempFolder(string testName)
 		{
 			testName = System.IO.Path.GetInvalidPathChars().Aggregate(testName,
-				(current, c) => current.Replace(c, '_')).Replace('`', '_');
+				(current, c) => current.Replace(c, '_')).Replace('`', '_').Replace('"', '_');
 			_path = System.IO.Path.Combine(BasePath, testName);
 			if(Directory.Exists(_path))
 			{

src/L10NSharpTests/XLiffSchemaValidationTests.cs

@@ -1,4 +1,4 @@
-// Copyright (c) 2017 SIL International
+// Copyright (c) 2017 SIL International
 // This software is licensed under the MIT License (http://opensource.org/licenses/MIT)
 
 using System;
@@ -18,7 +18,7 @@
 		{
 			get
 			{
 				var dir = Path.GetDirectoryName(new Uri(Assembly.GetExecutingAssembly().CodeBase).LocalPath);
 				var installedXliffDir = "../../../src/L10NSharpTests/TestXliff";
 
 				var schemaLocation = Path.Combine(dir, installedXliffDir,
@@ -42,6 +42,7 @@
 				Directory.CreateDirectory(folder.Path);
 				new XLiffLocalizationManagerTests().SetupManager(folder);
 
+				AppContext.SetSwitch("Switch.System.Xml.AllowDefaultResolver", true);
 				var schemas = new XmlSchemaSet();
 				using (var reader = XmlReader.Create(SchemaLocation))
 				{
@@ -88,6 +89,7 @@
 				Directory.CreateDirectory(folder.Path);
 				new XLiffLocalizationManagerTests().SetupManager(folder);
 
+				AppContext.SetSwitch("Switch.System.Xml.AllowDefaultResolver", true);
 				var schemas = new XmlSchemaSet();
 				using (var reader = XmlReader.Create(SchemaLocation))
 				{

src/SampleApp/SampleApp.csproj

@@ -5,7 +5,7 @@
     <AssemblyTitle>SampleApp</AssemblyTitle>
     <IsPackable>false</IsPackable>
   </PropertyGroup>
-  <ItemGroup>
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net461' Or '$(TargetFramework)' == 'net481' ">
     <Reference Include="System.Windows.Forms" />
   </ItemGroup>
   <ItemGroup>