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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.Tasks
{
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Security.Cryptography;
using System.Text.Json;
using System.Text.Json.Serialization;
using Microsoft.Build.Framework;
using Microsoft.Build.Utilities;
using WixToolset.Data;
using WixToolset.Data.Symbols;
public class GenerateMetadata : Task
{
private static readonly JsonSerializerOptions SerializerOptions = new JsonSerializerOptions
{
PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull,
WriteIndented = true,
Converters = { new JsonStringEnumConverter(JsonNamingPolicy.CamelCase) },
};
[Required]
public string TargetFile { get; set; }
[Required]
public string WixpdbFile { get; set; }
public override bool Execute()
{
var intermediate = Intermediate.Load(this.WixpdbFile);
var section = intermediate.Sections.Single();
if (section.Type != SectionType.Bundle)
{
return false;
}
(var metadata, var sourceLineNumber) = this.GetBundleMetadata(section);
if (metadata != null)
{
this.PopulateFileInfo(metadata);
this.SaveMetadata(metadata, sourceLineNumber);
}
return true;
}
private (Metadata, SourceLineNumber) GetBundleMetadata(IntermediateSection section)
{
var bundleSymbol = section.Symbols.OfType<WixBundleSymbol>().Single();
var metadata = new Metadata
{
Id = "WixToolset.AdditionalTools",
Type = MetadataType.Burn,
Name = bundleSymbol.Name,
Version = bundleSymbol.Version,
Publisher = bundleSymbol.Manufacturer,
Description = "Installation for " + bundleSymbol.Name,
License = "MS-RL",
SupportUrl = bundleSymbol.HelpUrl,
BundleCode = bundleSymbol.BundleId,
UpgradeCode = bundleSymbol.UpgradeCode,
AboutUrl = bundleSymbol.AboutUrl,
Architecture = PlatformToArchitecture(bundleSymbol.Platform),
};
return (metadata, bundleSymbol.SourceLineNumbers);
}
private void PopulateFileInfo(Metadata metadata)
{
var fi = new FileInfo(this.TargetFile);
using (var sha256 = SHA256.Create())
using (var stream = fi.OpenRead())
{
var hash = sha256.ComputeHash(stream);
metadata.File = fi.Name;
metadata.Created = fi.CreationTimeUtc.ToString("O");
metadata.Size = fi.Length;
metadata.Sha256 = BitConverter.ToString(hash).Replace("-", String.Empty);
}
}
private void SaveMetadata(Metadata metadata, SourceLineNumber sourceLineNumber)
{
var metadataFilePath = Path.ChangeExtension(this.TargetFile, "metadata.json");
var json = JsonSerializer.Serialize(metadata, SerializerOptions);
File.WriteAllText(metadataFilePath, json);
}
private static ArchitectureType PlatformToArchitecture(Platform platform)
{
switch (platform)
{
case Platform.X86: return ArchitectureType.X86;
case Platform.X64: return ArchitectureType.X64;
case Platform.ARM64: return ArchitectureType.Arm64;
default: throw new ArgumentException($"Unknown platform {platform}");
}
}
}
}
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