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// 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.Generic;
using System.Linq;
using WixToolset.Data;
using WixToolset.Link;
/// <summary>
/// Core librarian tool.
/// </summary>
public sealed class Librarian
{
/// <summary>
/// Create a library by combining several intermediates (objects).
/// </summary>
/// <param name="sections">The sections to combine into a library.</param>
/// <returns>Returns the new library.</returns>
public Library Combine(IEnumerable<Section> sections, IEnumerable<Localization> localizations, ILibraryBinaryFileResolver resolver)
{
var localizationsByCulture = CollateLocalizations(localizations);
var embedFilePaths = ResolveFilePathsToEmbed(sections, resolver);
var library = new Library(sections, localizationsByCulture, embedFilePaths);
return this.Validate(library);
}
/// <summary>
/// Validate that a library contains one entry section and no duplicate symbols.
/// </summary>
/// <param name="library">Library to validate.</param>
private Library Validate(Library library)
{
FindEntrySectionAndLoadSymbolsCommand find = new FindEntrySectionAndLoadSymbolsCommand(library.Sections);
find.Execute();
// TODO: Consider bringing this sort of verification back.
// foreach (Section section in library.Sections)
// {
// ResolveReferencesCommand resolve = new ResolveReferencesCommand(find.EntrySection, find.Symbols);
// resolve.Execute();
//
// ReportDuplicateResolvedSymbolErrorsCommand reportDupes = new ReportDuplicateResolvedSymbolErrorsCommand(find.SymbolsWithDuplicates, resolve.ResolvedSections);
// reportDupes.Execute();
// }
return (Messaging.Instance.EncounteredError ? null : library);
}
private static Dictionary<string, Localization> CollateLocalizations(IEnumerable<Localization> localizations)
{
var localizationsByCulture = new Dictionary<string, Localization>(StringComparer.OrdinalIgnoreCase);
foreach (var localization in localizations)
{
if (localizationsByCulture.TryGetValue(localization.Culture, out var existingCulture))
{
existingCulture.Merge(localization);
}
else
{
localizationsByCulture.Add(localization.Culture, localization);
}
}
return localizationsByCulture;
}
private static List<string> ResolveFilePathsToEmbed(IEnumerable<Section> sections, ILibraryBinaryFileResolver resolver)
{
var embedFilePaths = new List<string>();
// Resolve paths to files that are to be embedded in the library.
if (null != resolver)
{
foreach (Table table in sections.SelectMany(s => s.Tables))
{
foreach (Row row in table.Rows)
{
foreach (ObjectField objectField in row.Fields.OfType<ObjectField>())
{
if (null != objectField.Data)
{
string file = resolver.Resolve(row.SourceLineNumbers, table.Name, (string)objectField.Data);
if (!String.IsNullOrEmpty(file))
{
// File was successfully resolved so track the embedded index as the embedded file index.
objectField.EmbeddedFileIndex = embedFilePaths.Count;
embedFilePaths.Add(file);
}
else
{
Messaging.Instance.OnMessage(WixDataErrors.FileNotFound(row.SourceLineNumbers, (string)objectField.Data, table.Name));
}
}
else // clear out embedded file id in case there was one there before.
{
objectField.EmbeddedFileIndex = null;
}
}
}
}
}
return embedFilePaths;
}
}
}
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