1 files changed, 245 insertions, 0 deletions

diff --git a/src/WixToolset.Core.WindowsInstaller/Msi/SummaryInformation.cs b/src/WixToolset.Core.WindowsInstaller/Msi/SummaryInformation.cs
new file mode 100644
index 00000000..26831731
--- /dev/null
+++ b/src/WixToolset.Core.WindowsInstaller/Msi/SummaryInformation.cs
@@ -0,0 +1,245 @@
+// 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.Msi
+{
+    using System;
+    using System.Globalization;
+    using System.Text;
+    using FILETIME = System.Runtime.InteropServices.ComTypes.FILETIME;
+    using WixToolset.Core.Native;
+
+    /// <summary>
+    /// Summary information for the MSI files.
+    /// </summary>
+    internal sealed class SummaryInformation : MsiHandle
+    {
+        /// <summary>
+        /// Summary information properties for transforms.
+        /// </summary>
+        public enum Transform
+        {
+            /// <summary>PID_CODEPAGE = code page for the summary information stream</summary>
+            CodePage = 1,
+
+            /// <summary>PID_TITLE = typically just "Transform"</summary>
+            Title = 2,
+
+            /// <summary>PID_SUBJECT = original subject of target</summary>
+            TargetSubject = 3,
+
+            /// <summary>PID_AUTHOR = original manufacturer of target</summary>
+            TargetManufacturer = 4,
+
+            /// <summary>PID_KEYWORDS = keywords for the transform, typically including at least "Installer"</summary>
+            Keywords = 5,
+
+            /// <summary>PID_COMMENTS = describes what this package does</summary>
+            Comments = 6,
+
+            /// <summary>PID_TEMPLATE = target platform;language</summary>
+            TargetPlatformAndLanguage = 7,
+
+            /// <summary>PID_LASTAUTHOR = updated platform;language</summary>
+            UpdatedPlatformAndLanguage = 8,
+
+            /// <summary>PID_REVNUMBER = {productcode}version;{newproductcode}newversion;upgradecode</summary>
+            ProductCodes = 9,
+
+            /// <summary>PID_LASTPRINTED should be null for transforms</summary>
+            Reserved11 = 11,
+
+            ///.<summary>PID_CREATE_DTM = the timestamp when the transform was created</summary>
+            CreationTime = 12,
+
+            /// <summary>PID_PAGECOUNT = minimum installer version</summary>
+            InstallerRequirement = 14,
+
+            /// <summary>PID_CHARCOUNT = validation and error flags</summary>
+            ValidationFlags = 16,
+
+            /// <summary>PID_APPNAME = the application that created the transform</summary>
+            CreatingApplication = 18,
+
+            /// <summary>PID_SECURITY = whether read-only is enforced; should always be 4 for transforms</summary>
+            Security = 19,
+        }
+
+        /// <summary>
+        /// Summary information properties for patches.
+        /// </summary>
+        public enum Patch
+        {
+            /// <summary>PID_CODEPAGE = code page of the summary information stream</summary>
+            CodePage = 1,
+
+            /// <summary>PID_TITLE = a brief description of the package type</summary>
+            Title = 2,
+
+            /// <summary>PID_SUBJECT = package name</summary>
+            PackageName = 3,
+
+            /// <summary>PID_AUTHOR = manufacturer of the patch package</summary>
+            Manufacturer = 4,
+
+            /// <summary>PID_KEYWORDS = alternate sources for the patch package</summary>
+            Sources = 5,
+
+            /// <summary>PID_COMMENTS = general purpose of the patch package</summary>
+            Comments = 6,
+
+            /// <summary>PID_TEMPLATE = semicolon delimited list of ProductCodes</summary>
+            ProductCodes = 7,
+
+            /// <summary>PID_LASTAUTHOR = semicolon delimited list of transform names</summary>
+            TransformNames = 8,
+
+            /// <summary>PID_REVNUMBER = GUID patch code</summary>
+            PatchCode = 9,
+
+            /// <summary>PID_LASTPRINTED should be null for patches</summary>
+            Reserved11 = 11,
+
+            /// <summary>PID_PAGECOUNT should be null for patches</summary>
+            Reserved14 = 14,
+
+            /// <summary>PID_WORDCOUNT = minimum installer version</summary>
+            InstallerRequirement = 15,
+
+            /// <summary>PID_CHARCOUNT should be null for patches</summary>
+            Reserved16 = 16,
+
+            /// <summary>PID_SECURITY = read-only attribute of the patch package</summary>
+            Security = 19,
+        }
+
+        /// <summary>
+        /// Summary information values for the InstallerRequirement property.
+        /// </summary>
+        public enum InstallerRequirement
+        {
+            /// <summary>Any version of the installer will do</summary>
+            Version10 = 1,
+
+            /// <summary>At least 1.2</summary>
+            Version12 = 2,
+
+            /// <summary>At least 2.0</summary>
+            Version20 = 3,
+
+            /// <summary>At least 3.0</summary>
+            Version30 = 4,
+
+            /// <summary>At least 3.1</summary>
+            Version31 = 5,
+        }
+
+        /// <summary>
+        /// Instantiate a new SummaryInformation class from an open database.
+        /// </summary>
+        /// <param name="db">Database to retrieve summary information from.</param>
+        public SummaryInformation(Database db)
+        {
+            if (null == db)
+            {
+                throw new ArgumentNullException("db");
+            }
+
+            uint handle = 0;
+            int error = MsiInterop.MsiGetSummaryInformation(db.Handle, null, 0, ref handle);
+            if (0 != error)
+            {
+                throw new MsiException(error);
+            }
+            this.Handle = handle;
+        }
+
+        /// <summary>
+        /// Instantiate a new SummaryInformation class from a database file.
+        /// </summary>
+        /// <param name="databaseFile">The database file.</param>
+        public SummaryInformation(string databaseFile)
+        {
+            if (null == databaseFile)
+            {
+                throw new ArgumentNullException("databaseFile");
+            }
+
+            uint handle = 0;
+            int error = MsiInterop.MsiGetSummaryInformation(0, databaseFile, 0, ref handle);
+            if (0 != error)
+            {
+                throw new MsiException(error);
+            }
+            this.Handle = handle;
+        }
+
+        /// <summary>
+        /// Variant types in the summary information table.
+        /// </summary>
+        private enum VT : uint
+        {
+            /// <summary>Variant has not been assigned.</summary>
+            EMPTY = 0,
+
+            /// <summary>Null variant type.</summary>
+            NULL = 1,
+
+            /// <summary>16-bit integer variant type.</summary>
+            I2 = 2,
+
+            /// <summary>32-bit integer variant type.</summary>
+            I4 = 3,
+
+            /// <summary>String variant type.</summary>
+            LPSTR = 30,
+
+            /// <summary>Date time (FILETIME, converted to Variant time) variant type.</summary>
+            FILETIME = 64,
+        }
+
+        /// <summary>
+        /// Gets a summary information property.
+        /// </summary>
+        /// <param name="index">Index of the summary information property.</param>
+        /// <returns>The summary information property.</returns>
+        public string GetProperty(int index)
+        {
+            uint dataType;
+            StringBuilder stringValue = new StringBuilder("");
+            int bufSize = 0;
+            int intValue;
+            FILETIME timeValue;
+            timeValue.dwHighDateTime = 0;
+            timeValue.dwLowDateTime = 0;
+
+            int error = MsiInterop.MsiSummaryInfoGetProperty(this.Handle, index, out dataType, out intValue, ref timeValue, stringValue, ref bufSize);
+            if (234 == error)
+            {
+                stringValue.EnsureCapacity(++bufSize);
+                error = MsiInterop.MsiSummaryInfoGetProperty(this.Handle, index, out dataType, out intValue, ref timeValue, stringValue, ref bufSize);
+            }
+
+            if (0 != error)
+            {
+                throw new MsiException(error);
+            }
+
+            switch ((VT)dataType)
+            {
+                case VT.EMPTY:
+                    return String.Empty;
+                case VT.LPSTR:
+                    return stringValue.ToString();
+                case VT.I2:
+                case VT.I4:
+                    return Convert.ToString(intValue, CultureInfo.InvariantCulture);
+                case VT.FILETIME:
+                    long longFileTime = (((long)timeValue.dwHighDateTime) << 32) | unchecked((uint)timeValue.dwLowDateTime);
+                    DateTime dateTime = DateTime.FromFileTime(longFileTime);
+                    return dateTime.ToString("yyyy/MM/dd HH:mm:ss", CultureInfo.InvariantCulture);
+                default:
+                    throw new InvalidOperationException();
+            }
+        }
+    }
+}