Move to .NET Core 2.0

1 files changed, 53 insertions, 0 deletions

diff --git a/src/WixToolset.Extensibility/ExtensionHelper.cs b/src/WixToolset.Extensibility/ExtensionHelper.cs
new file mode 100644
index 00000000..9c1ca950
--- /dev/null
+++ b/src/WixToolset.Extensibility/ExtensionHelper.cs
@@ -0,0 +1,53 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
+
+namespace WixToolset.Extensibility
+{
+    using System;
+    using System.Collections.Specialized;
+    using System.IO;
+    using System.Reflection;
+    using System.Xml;
+    using WixToolset.Data;
+    using WixToolset.Extensibility;
+
+    /// <summary>
+    /// The main class for a WiX extension.
+    /// </summary>
+    public static class ExtensionHelper
+    {
+        /// <summary>
+        /// Help for loading a library from an embedded resource.
+        /// </summary>
+        /// <param name="assembly">The assembly containing the embedded resource.</param>
+        /// <param name="resourceName">The name of the embedded resource being requested.</param>
+        /// <param name="tableDefinitions">The table definitions to use while loading the library.</param>
+        /// <returns>The loaded library.</returns>
+        public static Library LoadLibraryHelper(Assembly assembly, string resourceName, TableDefinitionCollection tableDefinitions)
+        {
+            using (Stream resourceStream = assembly.GetManifestResourceStream(resourceName))
+            {
+                UriBuilder uriBuilder = new UriBuilder();
+                uriBuilder.Scheme = "embeddedresource";
+                uriBuilder.Path = assembly.Location;
+                uriBuilder.Fragment = resourceName;
+
+                return Library.Load(resourceStream, uriBuilder.Uri, tableDefinitions, false);
+            }
+        }
+
+        /// <summary>
+        /// Helper for loading table definitions from an embedded resource.
+        /// </summary>
+        /// <param name="assembly">The assembly containing the embedded resource.</param>
+        /// <param name="resourceName">The name of the embedded resource being requested.</param>
+        /// <returns>The loaded table definitions.</returns>
+        public static TableDefinitionCollection LoadTableDefinitionHelper(Assembly assembly, string resourceName)
+        {
+            using (Stream resourceStream = assembly.GetManifestResourceStream(resourceName))
+            using (XmlReader reader = XmlReader.Create(resourceStream))
+            {
+                return TableDefinitionCollection.Load(reader);
+            }
+        }
+    }
+}