1 files changed, 814 insertions, 0 deletions

diff --git a/src/WixToolset.Converters.Symbolizer/ConvertTuples.cs b/src/WixToolset.Converters.Symbolizer/ConvertTuples.cs
new file mode 100644
index 00000000..76a0440f
--- /dev/null
+++ b/src/WixToolset.Converters.Symbolizer/ConvertTuples.cs
@@ -0,0 +1,814 @@
+// 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.Converters.Symbolizer
+{
+    using System;
+    using System.Collections.Generic;
+    using System.Linq;
+    using WixToolset.Data;
+    using WixToolset.Data.Symbols;
+    using WixToolset.Data.WindowsInstaller;
+    using Wix3 = Microsoft.Tools.WindowsInstallerXml;
+
+    public static class ConvertSymbols
+    {
+        public static Intermediate ConvertFile(string path)
+        {
+            var output = Wix3.Output.Load(path, suppressVersionCheck: true, suppressSchema: true);
+            return ConvertOutput(output);
+        }
+
+        public static Intermediate ConvertOutput(Wix3.Output output)
+        {
+            var section = new IntermediateSection(String.Empty, OutputType3ToSectionType4(output.Type), output.Codepage);
+
+            var wixMediaByDiskId = IndexWixMediaTableByDiskId(output);
+            var componentsById = IndexById<Wix3.Row>(output, "Component");
+            var bindPathsById = IndexById<Wix3.Row>(output, "BindPath");
+            var fontsById = IndexById<Wix3.Row>(output, "Font");
+            var selfRegById = IndexById<Wix3.Row>(output, "SelfReg");
+            var wixDirectoryById = IndexById<Wix3.Row>(output, "WixDirectory");
+            var wixFileById = IndexById<Wix3.Row>(output, "WixFile");
+
+            foreach (Wix3.Table table in output.Tables)
+            {
+                foreach (Wix3.Row row in table.Rows)
+                {
+                    var symbol = GenerateSymbolFromRow(row, wixMediaByDiskId, componentsById, fontsById, bindPathsById, selfRegById, wixFileById, wixDirectoryById);
+                    if (symbol != null)
+                    {
+                        section.Symbols.Add(symbol);
+                    }
+                }
+            }
+
+            return new Intermediate(String.Empty, new[] { section }, localizationsByCulture: null);
+        }
+
+        private static Dictionary<int, Wix3.WixMediaRow> IndexWixMediaTableByDiskId(Wix3.Output output)
+        {
+            var wixMediaByDiskId = new Dictionary<int, Wix3.WixMediaRow>();
+            var wixMediaTable = output.Tables["WixMedia"];
+
+            if (wixMediaTable != null)
+            {
+                foreach (Wix3.WixMediaRow row in wixMediaTable.Rows)
+                {
+                    wixMediaByDiskId.Add(FieldAsInt(row, 0), row);
+                }
+            }
+
+            return wixMediaByDiskId;
+        }
+
+        private static Dictionary<string, T> IndexById<T>(Wix3.Output output, string tableName) where T : Wix3.Row
+        {
+            var byId = new Dictionary<string, T>();
+            var table = output.Tables[tableName];
+
+            if (table != null)
+            {
+                foreach (T row in table.Rows)
+                {
+                    byId.Add(FieldAsString(row, 0), row);
+                }
+            }
+
+            return byId;
+        }
+
+        private static IntermediateSymbol GenerateSymbolFromRow(Wix3.Row row, Dictionary<int, Wix3.WixMediaRow> wixMediaByDiskId, Dictionary<string, Wix3.Row> componentsById, Dictionary<string, Wix3.Row> fontsById, Dictionary<string, Wix3.Row> bindPathsById, Dictionary<string, Wix3.Row> selfRegById, Dictionary<string, Wix3.Row> wixFileById, Dictionary<string, Wix3.Row> wixDirectoryById)
+        {
+            var name = row.Table.Name;
+            switch (name)
+            {
+            case "_SummaryInformation":
+                return DefaultSymbolFromRow(typeof(SummaryInformationSymbol), row, columnZeroIsId: false);
+            case "ActionText":
+                return DefaultSymbolFromRow(typeof(ActionTextSymbol), row, columnZeroIsId: false);
+            case "AppId":
+                return DefaultSymbolFromRow(typeof(AppIdSymbol), row, columnZeroIsId: false);
+            case "AppSearch":
+                return DefaultSymbolFromRow(typeof(AppSearchSymbol), row, columnZeroIsId: false);
+            case "Billboard":
+                return DefaultSymbolFromRow(typeof(BillboardSymbol), row, columnZeroIsId: true);
+            case "Binary":
+                return DefaultSymbolFromRow(typeof(BinarySymbol), row, columnZeroIsId: true);
+            case "BindPath":
+                return null;
+            case "CCPSearch":
+                return DefaultSymbolFromRow(typeof(CCPSearchSymbol), row, columnZeroIsId: true);
+            case "Class":
+                return DefaultSymbolFromRow(typeof(ClassSymbol), row, columnZeroIsId: false);
+            case "CompLocator":
+                return DefaultSymbolFromRow(typeof(CompLocatorSymbol), row, columnZeroIsId: false);
+            case "Component":
+            {
+                var attributes = FieldAsNullableInt(row, 3);
+
+                var location = ComponentLocation.LocalOnly;
+                if ((attributes & WindowsInstallerConstants.MsidbComponentAttributesSourceOnly) == WindowsInstallerConstants.MsidbComponentAttributesSourceOnly)
+                {
+                    location = ComponentLocation.SourceOnly;
+                }
+                else if ((attributes & WindowsInstallerConstants.MsidbComponentAttributesOptional) == WindowsInstallerConstants.MsidbComponentAttributesOptional)
+                {
+                    location = ComponentLocation.Either;
+                }
+
+                var keyPath = FieldAsString(row, 5);
+                var keyPathType = String.IsNullOrEmpty(keyPath) ? ComponentKeyPathType.Directory : ComponentKeyPathType.File;
+                if ((attributes & WindowsInstallerConstants.MsidbComponentAttributesRegistryKeyPath) == WindowsInstallerConstants.MsidbComponentAttributesRegistryKeyPath)
+                {
+                    keyPathType = ComponentKeyPathType.Registry;
+                }
+                else if ((attributes & WindowsInstallerConstants.MsidbComponentAttributesODBCDataSource) == WindowsInstallerConstants.MsidbComponentAttributesODBCDataSource)
+                {
+                    keyPathType = ComponentKeyPathType.OdbcDataSource;
+                }
+
+                return new ComponentSymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, FieldAsString(row, 0)))
+                {
+                    ComponentId = FieldAsString(row, 1),
+                    DirectoryRef = FieldAsString(row, 2),
+                    Condition = FieldAsString(row, 4),
+                    KeyPath = keyPath,
+                    Location = location,
+                    DisableRegistryReflection = (attributes & WindowsInstallerConstants.MsidbComponentAttributesDisableRegistryReflection) == WindowsInstallerConstants.MsidbComponentAttributesDisableRegistryReflection,
+                    NeverOverwrite = (attributes & WindowsInstallerConstants.MsidbComponentAttributesNeverOverwrite) == WindowsInstallerConstants.MsidbComponentAttributesNeverOverwrite,
+                    Permanent = (attributes & WindowsInstallerConstants.MsidbComponentAttributesPermanent) == WindowsInstallerConstants.MsidbComponentAttributesPermanent,
+                    SharedDllRefCount = (attributes & WindowsInstallerConstants.MsidbComponentAttributesSharedDllRefCount) == WindowsInstallerConstants.MsidbComponentAttributesSharedDllRefCount,
+                    Shared = (attributes & WindowsInstallerConstants.MsidbComponentAttributesShared) == WindowsInstallerConstants.MsidbComponentAttributesShared,
+                    Transitive = (attributes & WindowsInstallerConstants.MsidbComponentAttributesTransitive) == WindowsInstallerConstants.MsidbComponentAttributesTransitive,
+                    UninstallWhenSuperseded = (attributes & WindowsInstallerConstants.MsidbComponentAttributesUninstallOnSupersedence) == WindowsInstallerConstants.MsidbComponentAttributesUninstallOnSupersedence,
+                    Win64 = (attributes & WindowsInstallerConstants.MsidbComponentAttributes64bit) == WindowsInstallerConstants.MsidbComponentAttributes64bit,
+                    KeyPathType = keyPathType,
+                };
+            }
+
+            case "Condition":
+                return DefaultSymbolFromRow(typeof(ConditionSymbol), row, columnZeroIsId: false);
+            case "CreateFolder":
+                return DefaultSymbolFromRow(typeof(CreateFolderSymbol), row, columnZeroIsId: false);
+            case "CustomAction":
+            {
+                var caType = FieldAsInt(row, 1);
+                var executionType = DetermineCustomActionExecutionType(caType);
+                var sourceType = DetermineCustomActionSourceType(caType);
+                var targetType = DetermineCustomActionTargetType(caType);
+
+                return new CustomActionSymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, FieldAsString(row, 0)))
+                {
+                    ExecutionType = executionType,
+                    SourceType = sourceType,
+                    Source = FieldAsString(row, 2),
+                    TargetType = targetType,
+                    Target = FieldAsString(row, 3),
+                    Win64 = (caType & WindowsInstallerConstants.MsidbCustomActionType64BitScript) == WindowsInstallerConstants.MsidbCustomActionType64BitScript,
+                    TSAware = (caType & WindowsInstallerConstants.MsidbCustomActionTypeTSAware) == WindowsInstallerConstants.MsidbCustomActionTypeTSAware,
+                    Impersonate = (caType & WindowsInstallerConstants.MsidbCustomActionTypeNoImpersonate) != WindowsInstallerConstants.MsidbCustomActionTypeNoImpersonate,
+                    IgnoreResult = (caType & WindowsInstallerConstants.MsidbCustomActionTypeContinue) == WindowsInstallerConstants.MsidbCustomActionTypeContinue,
+                    Hidden = (caType & WindowsInstallerConstants.MsidbCustomActionTypeHideTarget) == WindowsInstallerConstants.MsidbCustomActionTypeHideTarget,
+                    Async = (caType & WindowsInstallerConstants.MsidbCustomActionTypeAsync) == WindowsInstallerConstants.MsidbCustomActionTypeAsync,
+                };
+            }
+
+            case "Directory":
+            {
+                var id = FieldAsString(row, 0);
+                var splits = SplitDefaultDir(FieldAsString(row, 2));
+
+                var symbol = new DirectorySymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, id))
+                {
+                    ParentDirectoryRef = FieldAsString(row, 1),
+                    Name = splits[0],
+                    ShortName = splits[1],
+                    SourceName = splits[2],
+                    SourceShortName = splits[3]
+                };
+
+                if (wixDirectoryById.TryGetValue(id, out var wixDirectoryRow))
+                {
+                    symbol.ComponentGuidGenerationSeed = FieldAsString(wixDirectoryRow, 1);
+                }
+
+                return symbol;
+            }
+            case "DrLocator":
+                return DefaultSymbolFromRow(typeof(DrLocatorSymbol), row, columnZeroIsId: false);
+            case "DuplicateFile":
+                return DefaultSymbolFromRow(typeof(DuplicateFileSymbol), row, columnZeroIsId: true);
+            case "Error":
+                return DefaultSymbolFromRow(typeof(ErrorSymbol), row, columnZeroIsId: false);
+            case "Extension":
+                return DefaultSymbolFromRow(typeof(ExtensionSymbol), row, columnZeroIsId: false);
+            case "Feature":
+            {
+                var attributes = FieldAsInt(row, 7);
+                var installDefault = FeatureInstallDefault.Local;
+                if ((attributes & WindowsInstallerConstants.MsidbFeatureAttributesFollowParent) == WindowsInstallerConstants.MsidbFeatureAttributesFollowParent)
+                {
+                    installDefault = FeatureInstallDefault.FollowParent;
+                }
+                else if ((attributes & WindowsInstallerConstants.MsidbFeatureAttributesFavorSource) == WindowsInstallerConstants.MsidbFeatureAttributesFavorSource)
+                {
+                    installDefault = FeatureInstallDefault.Source;
+                }
+
+                return new FeatureSymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, FieldAsString(row, 0)))
+                {
+                    ParentFeatureRef = FieldAsString(row, 1),
+                    Title = FieldAsString(row, 2),
+                    Description = FieldAsString(row, 3),
+                    Display = FieldAsInt(row, 4), // BUGBUGBUG: FieldAsNullableInt(row, 4),
+                    Level = FieldAsInt(row, 5),
+                    DirectoryRef = FieldAsString(row, 6),
+                    DisallowAbsent = (attributes & WindowsInstallerConstants.MsidbFeatureAttributesUIDisallowAbsent) == WindowsInstallerConstants.MsidbFeatureAttributesUIDisallowAbsent,
+                    DisallowAdvertise = (attributes & WindowsInstallerConstants.MsidbFeatureAttributesDisallowAdvertise) == WindowsInstallerConstants.MsidbFeatureAttributesDisallowAdvertise,
+                    InstallDefault = installDefault,
+                    TypicalDefault = (attributes & WindowsInstallerConstants.MsidbFeatureAttributesFavorAdvertise) == WindowsInstallerConstants.MsidbFeatureAttributesFavorAdvertise ? FeatureTypicalDefault.Advertise : FeatureTypicalDefault.Install,
+                };
+            }
+
+            case "FeatureComponents":
+                return DefaultSymbolFromRow(typeof(FeatureComponentsSymbol), row, columnZeroIsId: false);
+            case "File":
+            {
+                var attributes = FieldAsNullableInt(row, 6);
+
+                FileSymbolAttributes symbolAttributes = 0;
+                symbolAttributes |= (attributes & WindowsInstallerConstants.MsidbFileAttributesReadOnly) == WindowsInstallerConstants.MsidbFileAttributesReadOnly ? FileSymbolAttributes.ReadOnly : 0;
+                symbolAttributes |= (attributes & WindowsInstallerConstants.MsidbFileAttributesHidden) == WindowsInstallerConstants.MsidbFileAttributesHidden ? FileSymbolAttributes.Hidden : 0;
+                symbolAttributes |= (attributes & WindowsInstallerConstants.MsidbFileAttributesSystem) == WindowsInstallerConstants.MsidbFileAttributesSystem ? FileSymbolAttributes.System : 0;
+                symbolAttributes |= (attributes & WindowsInstallerConstants.MsidbFileAttributesVital) == WindowsInstallerConstants.MsidbFileAttributesVital ? FileSymbolAttributes.Vital : 0;
+                symbolAttributes |= (attributes & WindowsInstallerConstants.MsidbFileAttributesChecksum) == WindowsInstallerConstants.MsidbFileAttributesChecksum ? FileSymbolAttributes.Checksum : 0;
+                symbolAttributes |= (attributes & WindowsInstallerConstants.MsidbFileAttributesNoncompressed) == WindowsInstallerConstants.MsidbFileAttributesNoncompressed ? FileSymbolAttributes.Uncompressed : 0;
+                symbolAttributes |= (attributes & WindowsInstallerConstants.MsidbFileAttributesCompressed) == WindowsInstallerConstants.MsidbFileAttributesCompressed ? FileSymbolAttributes.Compressed : 0;
+
+                var id = FieldAsString(row, 0);
+
+                var symbol = new FileSymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, id))
+                {
+                    ComponentRef = FieldAsString(row, 1),
+                    Name = FieldAsString(row, 2),
+                    FileSize = FieldAsInt(row, 3),
+                    Version = FieldAsString(row, 4),
+                    Language = FieldAsString(row, 5),
+                    Attributes = symbolAttributes
+                };
+
+                if (bindPathsById.TryGetValue(id, out var bindPathRow))
+                {
+                    symbol.BindPath = FieldAsString(bindPathRow, 1) ?? String.Empty;
+                }
+
+                if (fontsById.TryGetValue(id, out var fontRow))
+                {
+                    symbol.FontTitle = FieldAsString(fontRow, 1) ?? String.Empty;
+                }
+
+                if (selfRegById.TryGetValue(id, out var selfRegRow))
+                {
+                    symbol.SelfRegCost = FieldAsNullableInt(selfRegRow, 1) ?? 0;
+                }
+
+                if (wixFileById.TryGetValue(id, out var wixFileRow))
+                {
+                    symbol.DirectoryRef = FieldAsString(wixFileRow, 4);
+                    symbol.DiskId = FieldAsNullableInt(wixFileRow, 5) ?? 0;
+                    symbol.Source = new IntermediateFieldPathValue { Path = FieldAsString(wixFileRow, 6) };
+                    symbol.PatchGroup = FieldAsInt(wixFileRow, 8);
+                    symbol.Attributes |= FieldAsInt(wixFileRow, 9) != 0 ? FileSymbolAttributes.GeneratedShortFileName : 0;
+                    symbol.PatchAttributes = (PatchAttributeType)FieldAsInt(wixFileRow, 10);
+                }
+
+                return symbol;
+            }
+            case "Font":
+                return null;
+            case "Icon":
+                return DefaultSymbolFromRow(typeof(IconSymbol), row, columnZeroIsId: true);
+            case "IniLocator":
+                return DefaultSymbolFromRow(typeof(IniLocatorSymbol), row, columnZeroIsId: false);
+            case "LockPermissions":
+                return DefaultSymbolFromRow(typeof(LockPermissionsSymbol), row, columnZeroIsId: false);
+            case "Media":
+            {
+                var diskId = FieldAsInt(row, 0);
+                var symbol = new MediaSymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, diskId))
+                {
+                    DiskId = diskId,
+                    LastSequence = FieldAsNullableInt(row, 1),
+                    DiskPrompt = FieldAsString(row, 2),
+                    Cabinet = FieldAsString(row, 3),
+                    VolumeLabel = FieldAsString(row, 4),
+                    Source = FieldAsString(row, 5)
+                };
+
+                if (wixMediaByDiskId.TryGetValue(diskId, out var wixMediaRow))
+                {
+                    var compressionLevel = FieldAsString(wixMediaRow, 1);
+
+                    symbol.CompressionLevel = String.IsNullOrEmpty(compressionLevel) ? null : (CompressionLevel?)Enum.Parse(typeof(CompressionLevel), compressionLevel, true);
+                    symbol.Layout = wixMediaRow.Layout;
+                }
+
+                return symbol;
+            }
+            case "MIME":
+                return DefaultSymbolFromRow(typeof(MIMESymbol), row, columnZeroIsId: false);
+            case "ModuleIgnoreTable":
+                return DefaultSymbolFromRow(typeof(ModuleIgnoreTableSymbol), row, columnZeroIsId: true);
+            case "MoveFile":
+                return DefaultSymbolFromRow(typeof(MoveFileSymbol), row, columnZeroIsId: true);
+            case "MsiAssembly":
+            {
+                var componentId = FieldAsString(row, 0);
+                if (componentsById.TryGetValue(componentId, out var componentRow))
+                {
+                    return new AssemblySymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, FieldAsString(componentRow, 5)))
+                    {
+                        ComponentRef = componentId,
+                        FeatureRef = FieldAsString(row, 1),
+                        ManifestFileRef = FieldAsString(row, 2),
+                        ApplicationFileRef = FieldAsString(row, 3),
+                        Type = FieldAsNullableInt(row, 4) == 1 ? AssemblyType.Win32Assembly : AssemblyType.DotNetAssembly,
+                    };
+                }
+
+                return null;
+            }
+            case "MsiLockPermissionsEx":
+                return DefaultSymbolFromRow(typeof(MsiLockPermissionsExSymbol), row, columnZeroIsId: true);
+            case "MsiShortcutProperty":
+                return DefaultSymbolFromRow(typeof(MsiShortcutPropertySymbol), row, columnZeroIsId: true);
+            case "ODBCDataSource":
+                return DefaultSymbolFromRow(typeof(ODBCDataSourceSymbol), row, columnZeroIsId: true);
+            case "ODBCDriver":
+                return DefaultSymbolFromRow(typeof(ODBCDriverSymbol), row, columnZeroIsId: true);
+            case "ODBCTranslator":
+                return DefaultSymbolFromRow(typeof(ODBCTranslatorSymbol), row, columnZeroIsId: true);
+            case "ProgId":
+                return DefaultSymbolFromRow(typeof(ProgIdSymbol), row, columnZeroIsId: false);
+            case "Property":
+                return DefaultSymbolFromRow(typeof(PropertySymbol), row, columnZeroIsId: true);
+            case "PublishComponent":
+                return DefaultSymbolFromRow(typeof(PublishComponentSymbol), row, columnZeroIsId: false);
+            case "Registry":
+            {
+                var value = FieldAsString(row, 4);
+                var valueType = RegistryValueType.String;
+                var valueAction = RegistryValueActionType.Write;
+
+                if (!String.IsNullOrEmpty(value))
+                {
+                    if (value.StartsWith("#x", StringComparison.Ordinal))
+                    {
+                        valueType = RegistryValueType.Binary;
+                        value = value.Substring(2);
+                    }
+                    else if (value.StartsWith("#%", StringComparison.Ordinal))
+                    {
+                        valueType = RegistryValueType.Expandable;
+                        value = value.Substring(2);
+                    }
+                    else if (value.StartsWith("#", StringComparison.Ordinal))
+                    {
+                        valueType = RegistryValueType.Integer;
+                        value = value.Substring(1);
+                    }
+                    else if (value.StartsWith("[~]", StringComparison.Ordinal) && value.EndsWith("[~]", StringComparison.Ordinal))
+                    {
+                        value = value.Substring(3, value.Length - 6);
+                        valueType = RegistryValueType.MultiString;
+                        valueAction = RegistryValueActionType.Write;
+                    }
+                    else if (value.StartsWith("[~]", StringComparison.Ordinal))
+                    {
+                        value = value.Substring(3);
+                        valueType = RegistryValueType.MultiString;
+                        valueAction = RegistryValueActionType.Append;
+                    }
+                    else if (value.EndsWith("[~]", StringComparison.Ordinal))
+                    {
+                        value = value.Substring(0, value.Length - 3);
+                        valueType = RegistryValueType.MultiString;
+                        valueAction = RegistryValueActionType.Prepend;
+                    }
+                }
+
+                return new RegistrySymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, FieldAsString(row, 0)))
+                {
+                    Root = (RegistryRootType)FieldAsInt(row, 1),
+                    Key = FieldAsString(row, 2),
+                    Name = FieldAsString(row, 3),
+                    Value = value,
+                    ComponentRef = FieldAsString(row, 5),
+                    ValueAction = valueAction,
+                    ValueType = valueType,
+                };
+            }
+            case "RegLocator":
+            {
+                var type = FieldAsInt(row, 4);
+
+                return new RegLocatorSymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, FieldAsString(row, 0)))
+                {
+                    Root = (RegistryRootType)FieldAsInt(row, 1),
+                    Key = FieldAsString(row, 2),
+                    Name = FieldAsString(row, 3),
+                    Type = (RegLocatorType)(type & 0xF),
+                    Win64 = (type & WindowsInstallerConstants.MsidbLocatorType64bit) == WindowsInstallerConstants.MsidbLocatorType64bit
+                };
+            }
+            case "RemoveFile":
+            {
+                var installMode = FieldAsInt(row, 4);
+                return new RemoveFileSymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, FieldAsString(row, 0)))
+                {
+                    ComponentRef = FieldAsString(row, 1),
+                    FileName = FieldAsString(row, 2),
+                    DirProperty = FieldAsString(row, 3),
+                    OnInstall = (installMode & WindowsInstallerConstants.MsidbRemoveFileInstallModeOnInstall) == WindowsInstallerConstants.MsidbRemoveFileInstallModeOnInstall ? (bool?)true : null,
+                    OnUninstall = (installMode & WindowsInstallerConstants.MsidbRemoveFileInstallModeOnRemove) == WindowsInstallerConstants.MsidbRemoveFileInstallModeOnRemove ? (bool?)true : null
+                };
+            }
+            case "RemoveRegistry":
+            {
+                return new RemoveRegistrySymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, FieldAsString(row, 0)))
+                {
+                    Action = RemoveRegistryActionType.RemoveOnInstall,
+                    Root = (RegistryRootType)FieldAsInt(row, 1),
+                    Key = FieldAsString(row, 2),
+                    Name = FieldAsString(row, 3),
+                    ComponentRef = FieldAsString(row, 4),
+                };
+            }
+
+            case "ReserveCost":
+                return DefaultSymbolFromRow(typeof(ReserveCostSymbol), row, columnZeroIsId: true);
+            case "SelfReg":
+                return null;
+            case "ServiceControl":
+            {
+                var events = FieldAsInt(row, 2);
+                var wait = FieldAsNullableInt(row, 4);
+                return new ServiceControlSymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, FieldAsString(row, 0)))
+                {
+                    Name = FieldAsString(row, 1),
+                    Arguments = FieldAsString(row, 3),
+                    Wait = !wait.HasValue || wait.Value == 1,
+                    ComponentRef = FieldAsString(row, 5),
+                    InstallRemove = (events & WindowsInstallerConstants.MsidbServiceControlEventDelete) == WindowsInstallerConstants.MsidbServiceControlEventDelete,
+                    UninstallRemove = (events & WindowsInstallerConstants.MsidbServiceControlEventUninstallDelete) == WindowsInstallerConstants.MsidbServiceControlEventUninstallDelete,
+                    InstallStart = (events & WindowsInstallerConstants.MsidbServiceControlEventStart) == WindowsInstallerConstants.MsidbServiceControlEventStart,
+                    UninstallStart = (events & WindowsInstallerConstants.MsidbServiceControlEventUninstallStart) == WindowsInstallerConstants.MsidbServiceControlEventUninstallStart,
+                    InstallStop = (events & WindowsInstallerConstants.MsidbServiceControlEventStop) == WindowsInstallerConstants.MsidbServiceControlEventStop,
+                    UninstallStop = (events & WindowsInstallerConstants.MsidbServiceControlEventUninstallStop) == WindowsInstallerConstants.MsidbServiceControlEventUninstallStop,
+                };
+            }
+
+            case "ServiceInstall":
+                return DefaultSymbolFromRow(typeof(ServiceInstallSymbol), row, columnZeroIsId: true);
+            case "Shortcut":
+            {
+                var splitName = FieldAsString(row, 2).Split('|');
+
+                return new ShortcutSymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, FieldAsString(row, 0)))
+                {
+                    DirectoryRef = FieldAsString(row, 1),
+                    Name = splitName.Length > 1 ? splitName[1] : splitName[0],
+                    ShortName =  splitName.Length > 1 ? splitName[0] : null,
+                    ComponentRef = FieldAsString(row, 3),
+                    Target = FieldAsString(row, 4),
+                    Arguments = FieldAsString(row, 5),
+                    Description = FieldAsString(row, 6),
+                    Hotkey = FieldAsNullableInt(row, 7),
+                    IconRef = FieldAsString(row, 8),
+                    IconIndex = FieldAsNullableInt(row, 9),
+                    Show = (ShortcutShowType?)FieldAsNullableInt(row, 10),
+                    WorkingDirectory = FieldAsString(row, 11),
+                    DisplayResourceDll = FieldAsString(row, 12),
+                    DisplayResourceId = FieldAsNullableInt(row, 13),
+                    DescriptionResourceDll = FieldAsString(row, 14),
+                    DescriptionResourceId= FieldAsNullableInt(row, 15),
+                };
+            }
+            case "Signature":
+                return DefaultSymbolFromRow(typeof(SignatureSymbol), row, columnZeroIsId: true);
+            case "UIText":
+                return DefaultSymbolFromRow(typeof(UITextSymbol), row, columnZeroIsId: true);
+            case "Upgrade":
+            {
+                var attributes = FieldAsInt(row, 4);
+                return new UpgradeSymbol(SourceLineNumber4(row.SourceLineNumbers), new Identifier(AccessModifier.Public, FieldAsString(row, 0)))
+                {
+                    UpgradeCode = FieldAsString(row, 0),
+                    VersionMin = FieldAsString(row, 1),
+                    VersionMax = FieldAsString(row, 2),
+                    Language = FieldAsString(row, 3),
+                    Remove = FieldAsString(row, 5),
+                    ActionProperty = FieldAsString(row, 6),
+                    MigrateFeatures = (attributes & WindowsInstallerConstants.MsidbUpgradeAttributesMigrateFeatures) == WindowsInstallerConstants.MsidbUpgradeAttributesMigrateFeatures,
+                    OnlyDetect = (attributes & WindowsInstallerConstants.MsidbUpgradeAttributesOnlyDetect) == WindowsInstallerConstants.MsidbUpgradeAttributesOnlyDetect,
+                    IgnoreRemoveFailures = (attributes & WindowsInstallerConstants.MsidbUpgradeAttributesIgnoreRemoveFailure) == WindowsInstallerConstants.MsidbUpgradeAttributesIgnoreRemoveFailure,
+                    VersionMinInclusive = (attributes & WindowsInstallerConstants.MsidbUpgradeAttributesVersionMinInclusive) == WindowsInstallerConstants.MsidbUpgradeAttributesVersionMinInclusive,
+                    VersionMaxInclusive = (attributes & WindowsInstallerConstants.MsidbUpgradeAttributesVersionMaxInclusive) == WindowsInstallerConstants.MsidbUpgradeAttributesVersionMaxInclusive,
+                    ExcludeLanguages = (attributes & WindowsInstallerConstants.MsidbUpgradeAttributesLanguagesExclusive) == WindowsInstallerConstants.MsidbUpgradeAttributesLanguagesExclusive,
+                };
+            }
+            case "Verb":
+                return DefaultSymbolFromRow(typeof(VerbSymbol), row, columnZeroIsId: false);
+            case "WixAction":
+            {
+                var sequenceTable = FieldAsString(row, 0);
+                return new WixActionSymbol(SourceLineNumber4(row.SourceLineNumbers))
+                {
+                    SequenceTable = (SequenceTable)Enum.Parse(typeof(SequenceTable), sequenceTable == "AdvtExecuteSequence" ? nameof(SequenceTable.AdvertiseExecuteSequence) : sequenceTable),
+                    Action = FieldAsString(row, 1),
+                    Condition = FieldAsString(row, 2),
+                    Sequence = FieldAsNullableInt(row, 3),
+                    Before = FieldAsString(row, 4),
+                    After = FieldAsString(row, 5),
+                    Overridable = FieldAsNullableInt(row, 6) != 0,
+                };
+            }
+            case "WixBootstrapperApplication":
+                return DefaultSymbolFromRow(typeof(WixBootstrapperApplicationSymbol), row, columnZeroIsId: true);
+            case "WixBundleContainer":
+                return DefaultSymbolFromRow(typeof(WixBundleContainerSymbol), row, columnZeroIsId: true);
+            case "WixBundleVariable":
+                return DefaultSymbolFromRow(typeof(WixBundleVariableSymbol), row, columnZeroIsId: true);
+            case "WixChainItem":
+                return DefaultSymbolFromRow(typeof(WixChainItemSymbol), row, columnZeroIsId: true);
+            case "WixCustomTable":
+                return DefaultSymbolFromRow(typeof(WixCustomTableSymbol), row, columnZeroIsId: true);
+            case "WixDirectory":
+                return null;
+            case "WixFile":
+                return null;
+            case "WixInstanceTransforms":
+                return DefaultSymbolFromRow(typeof(WixInstanceTransformsSymbol), row, columnZeroIsId: true);
+            case "WixMedia":
+                return null;
+            case "WixMerge":
+                return DefaultSymbolFromRow(typeof(WixMergeSymbol), row, columnZeroIsId: true);
+            case "WixPatchBaseline":
+                return DefaultSymbolFromRow(typeof(WixPatchBaselineSymbol), row, columnZeroIsId: true);
+            case "WixProperty":
+            {
+                var attributes = FieldAsInt(row, 1);
+                return new WixPropertySymbol(SourceLineNumber4(row.SourceLineNumbers))
+                {
+                    PropertyRef = FieldAsString(row, 0),
+                    Admin = (attributes & 0x1) == 0x1,
+                    Hidden = (attributes & 0x2) == 0x2,
+                    Secure = (attributes & 0x4) == 0x4,
+                };
+            }
+            case "WixSuppressModularization":
+                return DefaultSymbolFromRow(typeof(WixSuppressModularizationSymbol), row, columnZeroIsId: true);
+            case "WixUI":
+                return DefaultSymbolFromRow(typeof(WixUISymbol), row, columnZeroIsId: true);
+            case "WixVariable":
+                return DefaultSymbolFromRow(typeof(WixVariableSymbol), row, columnZeroIsId: true);
+            default:
+                return GenericSymbolFromCustomRow(row, columnZeroIsId: false);
+            }
+        }
+
+        private static CustomActionTargetType DetermineCustomActionTargetType(int type)
+        {
+            var targetType = default(CustomActionTargetType);
+
+            if ((type & WindowsInstallerConstants.MsidbCustomActionTypeVBScript) == WindowsInstallerConstants.MsidbCustomActionTypeVBScript)
+            {
+                targetType = CustomActionTargetType.VBScript;
+            }
+            else if ((type & WindowsInstallerConstants.MsidbCustomActionTypeJScript) == WindowsInstallerConstants.MsidbCustomActionTypeJScript)
+            {
+                targetType = CustomActionTargetType.JScript;
+            }
+            else if ((type & WindowsInstallerConstants.MsidbCustomActionTypeTextData) == WindowsInstallerConstants.MsidbCustomActionTypeTextData)
+            {
+                targetType = CustomActionTargetType.TextData;
+            }
+            else if ((type & WindowsInstallerConstants.MsidbCustomActionTypeExe) == WindowsInstallerConstants.MsidbCustomActionTypeExe)
+            {
+                targetType = CustomActionTargetType.Exe;
+            }
+            else if ((type & WindowsInstallerConstants.MsidbCustomActionTypeDll) == WindowsInstallerConstants.MsidbCustomActionTypeDll)
+            {
+                targetType = CustomActionTargetType.Dll;
+            }
+
+            return targetType;
+        }
+
+        private static CustomActionSourceType DetermineCustomActionSourceType(int type)
+        {
+            var sourceType = CustomActionSourceType.Binary;
+
+            if ((type & WindowsInstallerConstants.MsidbCustomActionTypeProperty) == WindowsInstallerConstants.MsidbCustomActionTypeProperty)
+            {
+                sourceType = CustomActionSourceType.Property;
+            }
+            else if ((type & WindowsInstallerConstants.MsidbCustomActionTypeDirectory) == WindowsInstallerConstants.MsidbCustomActionTypeDirectory)
+            {
+                sourceType = CustomActionSourceType.Directory;
+            }
+            else if ((type & WindowsInstallerConstants.MsidbCustomActionTypeSourceFile) == WindowsInstallerConstants.MsidbCustomActionTypeSourceFile)
+            {
+                sourceType = CustomActionSourceType.File;
+            }
+
+            return sourceType;
+        }
+
+        private static CustomActionExecutionType DetermineCustomActionExecutionType(int type)
+        {
+            var executionType = CustomActionExecutionType.Immediate;
+
+            if ((type & (WindowsInstallerConstants.MsidbCustomActionTypeInScript | WindowsInstallerConstants.MsidbCustomActionTypeCommit)) == (WindowsInstallerConstants.MsidbCustomActionTypeInScript | WindowsInstallerConstants.MsidbCustomActionTypeCommit))
+            {
+                executionType = CustomActionExecutionType.Commit;
+            }
+            else if ((type & (WindowsInstallerConstants.MsidbCustomActionTypeInScript | WindowsInstallerConstants.MsidbCustomActionTypeRollback)) == (WindowsInstallerConstants.MsidbCustomActionTypeInScript | WindowsInstallerConstants.MsidbCustomActionTypeRollback))
+            {
+                executionType = CustomActionExecutionType.Rollback;
+            }
+            else if ((type & WindowsInstallerConstants.MsidbCustomActionTypeInScript) == WindowsInstallerConstants.MsidbCustomActionTypeInScript)
+            {
+                executionType = CustomActionExecutionType.Deferred;
+            }
+            else if ((type & WindowsInstallerConstants.MsidbCustomActionTypeClientRepeat) == WindowsInstallerConstants.MsidbCustomActionTypeClientRepeat)
+            {
+                executionType = CustomActionExecutionType.ClientRepeat;
+            }
+            else if ((type & WindowsInstallerConstants.MsidbCustomActionTypeOncePerProcess) == WindowsInstallerConstants.MsidbCustomActionTypeOncePerProcess)
+            {
+                executionType = CustomActionExecutionType.OncePerProcess;
+            }
+            else if ((type & WindowsInstallerConstants.MsidbCustomActionTypeFirstSequence) == WindowsInstallerConstants.MsidbCustomActionTypeFirstSequence)
+            {
+                executionType = CustomActionExecutionType.FirstSequence;
+            }
+
+            return executionType;
+        }
+
+        private static IntermediateFieldType ColumnType3ToIntermediateFieldType4(Wix3.ColumnType columnType)
+        {
+            switch (columnType)
+            {
+            case Wix3.ColumnType.Number:
+                return IntermediateFieldType.Number;
+            case Wix3.ColumnType.Object:
+                return IntermediateFieldType.Path;
+            case Wix3.ColumnType.Unknown:
+            case Wix3.ColumnType.String:
+            case Wix3.ColumnType.Localized:
+            case Wix3.ColumnType.Preserved:
+            default:
+                return IntermediateFieldType.String;
+            }
+        }
+
+        private static IntermediateSymbol DefaultSymbolFromRow(Type symbolType, Wix3.Row row, bool columnZeroIsId)
+        {
+            var symbol = Activator.CreateInstance(symbolType) as IntermediateSymbol;
+
+            SetSymbolFieldsFromRow(row, symbol, columnZeroIsId);
+
+            symbol.SourceLineNumbers = SourceLineNumber4(row.SourceLineNumbers);
+            return symbol;
+        }
+
+        private static IntermediateSymbol GenericSymbolFromCustomRow(Wix3.Row row, bool columnZeroIsId)
+        {
+            var columnDefinitions = row.Table.Definition.Columns.Cast<Wix3.ColumnDefinition>();
+            var fieldDefinitions = columnDefinitions.Select(columnDefinition =>
+                new IntermediateFieldDefinition(columnDefinition.Name, ColumnType3ToIntermediateFieldType4(columnDefinition.Type))).ToArray();
+            var symbolDefinition = new IntermediateSymbolDefinition(row.Table.Name, fieldDefinitions, null);
+            var symbol = new IntermediateSymbol(symbolDefinition, SourceLineNumber4(row.SourceLineNumbers));
+
+            SetSymbolFieldsFromRow(row, symbol, columnZeroIsId);
+
+            return symbol;
+        }
+
+        private static void SetSymbolFieldsFromRow(Wix3.Row row, IntermediateSymbol symbol, bool columnZeroIsId)
+        {
+            int offset = 0;
+            if (columnZeroIsId)
+            {
+                symbol.Id = GetIdentifierForRow(row);
+                offset = 1;
+            }
+
+            for (var i = offset; i < row.Fields.Length; ++i)
+            {
+                var column = row.Fields[i].Column;
+                switch (column.Type)
+                {
+                case Wix3.ColumnType.String:
+                case Wix3.ColumnType.Localized:
+                case Wix3.ColumnType.Object:
+                case Wix3.ColumnType.Preserved:
+                    symbol.Set(i - offset, FieldAsString(row, i));
+                    break;
+                case Wix3.ColumnType.Number:
+                    int? nullableValue = FieldAsNullableInt(row, i);
+                    // TODO: Consider whether null values should be coerced to their default value when
+                    // a column is not nullable. For now, just pass through the null.
+                    //int value = FieldAsInt(row, i);
+                    //symbol.Set(i - offset, column.IsNullable ? nullableValue : value);
+                    symbol.Set(i - offset, nullableValue);
+                    break;
+                case Wix3.ColumnType.Unknown:
+                    break;
+                }
+            }
+        }
+
+        private static Identifier GetIdentifierForRow(Wix3.Row row)
+        {
+            var column = row.Fields[0].Column;
+            switch (column.Type)
+            {
+            case Wix3.ColumnType.String:
+            case Wix3.ColumnType.Localized:
+            case Wix3.ColumnType.Object:
+            case Wix3.ColumnType.Preserved:
+                return new Identifier(AccessModifier.Public, (string)row.Fields[0].Data);
+            case Wix3.ColumnType.Number:
+                return new Identifier(AccessModifier.Public, FieldAsInt(row, 0));
+            default:
+                return null;
+            }
+        }
+
+        private static SectionType OutputType3ToSectionType4(Wix3.OutputType outputType)
+        {
+            switch (outputType)
+            {
+            case Wix3.OutputType.Bundle:
+                return SectionType.Bundle;
+            case Wix3.OutputType.Module:
+                return SectionType.Module;
+            case Wix3.OutputType.Patch:
+                return SectionType.Patch;
+            case Wix3.OutputType.PatchCreation:
+                return SectionType.PatchCreation;
+            case Wix3.OutputType.Product:
+                return SectionType.Product;
+            case Wix3.OutputType.Transform:
+            case Wix3.OutputType.Unknown:
+            default:
+                return SectionType.Unknown;
+            }
+        }
+
+        private static SourceLineNumber SourceLineNumber4(Wix3.SourceLineNumberCollection source)
+        {
+            return String.IsNullOrEmpty(source?.EncodedSourceLineNumbers) ? null : SourceLineNumber.CreateFromEncoded(source.EncodedSourceLineNumbers);
+        }
+
+        private static string FieldAsString(Wix3.Row row, int column)
+        {
+            return (string)row[column];
+        }
+
+        private static int FieldAsInt(Wix3.Row row, int column)
+        {
+            return Convert.ToInt32(row[column]);
+        }
+
+        private static int? FieldAsNullableInt(Wix3.Row row, int column)
+        {
+            var field = row.Fields[column];
+            if (field.Data == null)
+            {
+                return null;
+            }
+            else
+            {
+                return Convert.ToInt32(field.Data);
+            }
+        }
+
+        private static string[] SplitDefaultDir(string defaultDir)
+        {
+            var split1 = defaultDir.Split(':');
+            var targetSplit = split1.Length > 1 ? split1[1].Split('|') : split1[0].Split('|');
+            var sourceSplit = split1.Length > 1 ? split1[0].Split('|') : new[] { String.Empty };
+            return new[]
+            {
+                targetSplit.Length > 1 ? targetSplit[1] : targetSplit[0],
+                targetSplit.Length > 1 ? targetSplit[0] : null,
+                sourceSplit.Length > 1 ? sourceSplit[1] : sourceSplit[0],
+                sourceSplit.Length > 1 ? sourceSplit[0] : null
+            };
+        }
+    }
+}