Initial code commit

1 files changed, 145 insertions, 0 deletions

diff --git a/src/WixToolset.Core/AppCommon.cs b/src/WixToolset.Core/AppCommon.cs
new file mode 100644
index 00000000..30ec7771
--- /dev/null
+++ b/src/WixToolset.Core/AppCommon.cs
@@ -0,0 +1,145 @@
+// 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
+{
+    using System;
+    using System.Collections.Specialized;
+    using System.Configuration;
+    using System.Globalization;
+    using System.IO;
+    using System.Reflection;
+    using System.Text;
+    using System.Threading;
+    using WixToolset.Data;
+
+    /// <summary>
+    /// Common utilities for Wix applications.
+    /// </summary>
+    public static class AppCommon
+    {
+        /// <summary>
+        /// Read the configuration file (*.exe.config).
+        /// </summary>
+        /// <param name="extensions">Extensions to load.</param>
+        public static void ReadConfiguration(StringCollection extensions)
+        {
+            if (null == extensions)
+            {
+                throw new ArgumentNullException("extensions");
+            }
+
+#if REDO_IN_NETCORE
+            // Don't use the default AppSettings reader because
+            // the tool may be called from within another process.
+            // Instead, read the .exe.config file from the tool location.
+            string toolPath = (new System.Uri(Assembly.GetCallingAssembly().CodeBase)).LocalPath;
+            Configuration config = ConfigurationManager.OpenExeConfiguration(toolPath);
+            if (config.HasFile)
+            {
+                KeyValueConfigurationElement configVal = config.AppSettings.Settings["extensions"];
+                if (configVal != null)
+                {
+                    string extensionTypes = configVal.Value;
+                    foreach (string extensionType in extensionTypes.Split(";".ToCharArray()))
+                    {
+                        extensions.Add(extensionType);
+                    }
+                }
+            }
+#endif
+        }
+
+        /// <summary>
+        /// Gets a unique temporary location or uses the provided temporary location.
+        /// </summary>
+        /// <param name="tempLocation">Optional temporary location to use.</param>
+        /// <returns>Temporary location.</returns>
+        public static string GetTempLocation(string tempLocation = null)
+        {
+            if (String.IsNullOrEmpty(tempLocation))
+            {
+                tempLocation = Environment.GetEnvironmentVariable("WIX_TEMP") ?? Path.GetTempPath();
+
+                do
+                {
+                    tempLocation = Path.Combine(tempLocation, DateTime.Now.ToString("wixyyMMddTHHmmssffff"));
+                } while (Directory.Exists(tempLocation));
+            }
+
+            return tempLocation;
+        }
+
+        /// <summary>
+        /// Delete a directory with retries and best-effort cleanup.
+        /// </summary>
+        /// <param name="path">The directory to delete.</param>
+        /// <param name="messageHandler">The message handler.</param>
+        /// <returns>True if all files were deleted, false otherwise.</returns>
+        public static bool DeleteDirectory(string path, IMessageHandler messageHandler)
+        {
+            return Common.DeleteTempFiles(path, messageHandler);
+        }
+
+        /// <summary>
+        /// Prepares the console for localization.
+        /// </summary>
+        public static void PrepareConsoleForLocalization()
+        {
+            Thread.CurrentThread.CurrentUICulture = CultureInfo.CurrentUICulture.GetConsoleFallbackUICulture();
+            if ((Console.OutputEncoding.CodePage != Encoding.UTF8.CodePage) &&
+                (Console.OutputEncoding.CodePage != Thread.CurrentThread.CurrentUICulture.TextInfo.OEMCodePage) &&
+                (Console.OutputEncoding.CodePage != Thread.CurrentThread.CurrentUICulture.TextInfo.ANSICodePage))
+            {
+                Thread.CurrentThread.CurrentUICulture = new CultureInfo("en-US");
+            }
+        }
+
+        /// <summary>
+        /// Handler for display message events.
+        /// </summary>
+        /// <param name="sender">Sender of message.</param>
+        /// <param name="e">Event arguments containing message to display.</param>
+        public static void ConsoleDisplayMessage(object sender, DisplayEventArgs e)
+        {
+            switch (e.Level)
+            {
+                case MessageLevel.Warning:
+                case MessageLevel.Error:
+                    Console.Error.WriteLine(e.Message);
+                    break;
+                default:
+                    Console.WriteLine(e.Message);
+                    break;
+            }
+        }
+
+        /// <summary>
+        /// Creates and returns the string for CreatingApplication field (MSI Summary Information Stream).
+        /// </summary>
+        /// <remarks>It reads the AssemblyProductAttribute and AssemblyVersionAttribute of executing assembly
+        /// and builds the CreatingApplication string of the form "[ProductName] ([ProductVersion])".</remarks>
+        /// <returns>Returns value for PID_APPNAME."</returns>
+        public static string GetCreatingApplicationString()
+        {
+            Assembly assembly = Assembly.GetExecutingAssembly();
+            return WixDistribution.ReplacePlaceholders("[AssemblyProduct] ([FileVersion])", assembly);
+        }
+
+        /// <summary>
+        /// Displays help message header on Console for caller tool.
+        /// </summary>
+        public static void DisplayToolHeader()
+        {
+            Assembly assembly = Assembly.GetCallingAssembly();
+            Console.WriteLine(WixDistribution.ReplacePlaceholders(WixDistributionSpecificStrings.ToolsetHelpHeader, assembly));
+        }
+
+        /// <summary>
+        /// Displays help message header on Console for caller tool.
+        /// </summary>
+        public static void DisplayToolFooter()
+        {
+            Console.Write(WixDistribution.ReplacePlaceholders(WixDistributionSpecificStrings.ToolsetHelpFooter, null));
+        }
+    }
+}