Support PowerShell scripts that access the TargetFrameworkMoniker project property.

src/AddIns/Misc/PackageManagement/Project/Src/EnvDTE/Property.cs

@@ -28,9 +28,27 @@ namespace ICSharpCode.PackageManagement.EnvDTE
 		string GetProperty(string name)
 		{
 			string value = project.MSBuildProject.GetUnevalatedProperty(name);
+			if (value != null) {
+				return value;
+			}
+			
+			if (IsTargetFrameworkMoniker(name)) {
+				return GetTargetFrameworkMoniker();
+			}
 			return EmptyStringIfNull(value);
 		}
 		
+		bool IsTargetFrameworkMoniker(string name)
+		{
+			return String.Equals(name, "TargetFrameworkMoniker", StringComparison.InvariantCultureIgnoreCase);
+		}
+		
+		string GetTargetFrameworkMoniker()
+		{
+			var targetFramework = new ProjectTargetFramework(project.MSBuildProject);
+			return targetFramework.TargetFrameworkName.ToString();
+		}
+		
 		string EmptyStringIfNull(string value)
 		{
 			if (value != null) {

src/AddIns/Misc/PackageManagement/Test/Src/EnvDTE/PropertyTests.cs

@@ -77,11 +77,40 @@ namespace PackageManagement.Tests.EnvDTE
 		public void ItemValue_SetPostBuildEvent_MSBuildProjectIsSaved()
 		{
 			CreateProperties();
-			project.Properties.Item("PostBuildEvent").Value = "test";
+			properties.Item("PostBuildEvent").Value = "test";
 			
 			bool saved = msbuildProject.IsSaved;
 			
 			Assert.IsTrue(saved);
 		}
+		
+		[Test]
+		public void ItemValue_GetTargetFrameworkMoniker_ReturnsNet40ClientProfile()
+		{
+			CreateProperties();
+			msbuildProject.SetProperty("TargetFrameworkVersion", "4.0");
+			msbuildProject.SetProperty("TargetFrameworkProfile", "Client");
+			
+			string targetFrameworkMoniker = properties.Item("TargetFrameworkMoniker").Value as string;
+			
+			string expectedTargetFrameworkMoniker = ".NETFramework,Version=v4.0,Profile=Client";
+			
+			Assert.AreEqual(expectedTargetFrameworkMoniker, targetFrameworkMoniker);
+		}
+		
+		[Test]
+		public void ItemValue_GetTargetFrameworkMonikerUsingIncorrectCaseAndFrameworkIdentifierIsSilverlight_ReturnsNet35Silverlight()
+		{
+			CreateProperties();
+			msbuildProject.SetProperty("TargetFrameworkIdentifier", "Silverlight");
+			msbuildProject.SetProperty("TargetFrameworkVersion", "3.5");
+			msbuildProject.SetProperty("TargetFrameworkProfile", "Full");
+			
+			string targetFrameworkMoniker = properties.Item("targetframeworkmoniker").Value as string;
+			
+			string expectedTargetFrameworkMoniker = "Silverlight,Version=v3.5,Profile=Full";
+			
+			Assert.AreEqual(expectedTargetFrameworkMoniker, targetFrameworkMoniker);
+		}
 	}
 }