Files
UnrealEngine/Engine/Source/Programs/AutomationTool/BuildGraph/Tasks/UnzipTask.cs
2025-05-18 13:04:45 +08:00

130 lines
3.8 KiB
C#

// Copyright Epic Games, Inc. All Rights Reserved.
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using System.Xml;
using EpicGames.Core;
using UnrealBuildBase;
namespace AutomationTool.Tasks
{
/// <summary>
/// Parameters for a zip task
/// </summary>
public class UnzipTaskParameters
{
/// <summary>
/// Path to the zip file to extract.
/// </summary>
[TaskParameter(ValidationType = TaskParameterValidationType.FileSpec)]
public string ZipFile { get; set; }
/// <summary>
/// Output directory for the extracted files.
/// </summary>
[TaskParameter]
public DirectoryReference ToDir { get; set; }
/// <summary>
/// Whether or not to use the legacy unzip code.
/// </summary>
[TaskParameter(Optional = true)]
public bool UseLegacyUnzip { get; set; } = false;
/// <summary>
/// Whether or not to overwrite files during unzip.
/// </summary>
[TaskParameter(Optional = true)]
public bool OverwriteFiles { get; set; } = true;
/// <summary>
/// Tag to be applied to the extracted files.
/// </summary>
[TaskParameter(Optional = true, ValidationType = TaskParameterValidationType.TagList)]
public string Tag { get; set; }
}
/// <summary>
/// Extract files from a zip archive.
/// </summary>
[TaskElement("Unzip", typeof(UnzipTaskParameters))]
public class UnzipTask : BgTaskImpl
{
readonly UnzipTaskParameters _parameters;
/// <summary>
/// Constructor
/// </summary>
/// <param name="parameters">Parameters for this task</param>
public UnzipTask(UnzipTaskParameters parameters)
{
_parameters = parameters;
}
/// <summary>
/// ExecuteAsync the task.
/// </summary>
/// <param name="job">Information about the current job</param>
/// <param name="buildProducts">Set of build products produced by this node.</param>
/// <param name="tagNameToFileSet">Mapping from tag names \to the set of files they include</param>
public override Task ExecuteAsync(JobContext job, HashSet<FileReference> buildProducts, Dictionary<string, HashSet<FileReference>> tagNameToFileSet)
{
DirectoryReference toDir = _parameters.ToDir;
// Find all the zip files
IEnumerable<FileReference> zipFiles = ResolveFilespec(Unreal.RootDirectory, _parameters.ZipFile, tagNameToFileSet);
// Extract the files
HashSet<FileReference> outputFiles = new HashSet<FileReference>();
foreach (FileReference zipFile in zipFiles)
{
if (_parameters.UseLegacyUnzip)
{
outputFiles.UnionWith(CommandUtils.LegacyUnzipFiles(zipFile.FullName, toDir.FullName, _parameters.OverwriteFiles).Select(x => new FileReference(x)));
}
else
{
outputFiles.UnionWith(CommandUtils.UnzipFiles(zipFile, toDir, _parameters.OverwriteFiles));
}
}
// Apply the optional tag to the produced archive
foreach (string tagName in FindTagNamesFromList(_parameters.Tag))
{
FindOrAddTagSet(tagNameToFileSet, tagName).UnionWith(outputFiles);
}
// Add the archive to the set of build products
buildProducts.UnionWith(outputFiles);
return Task.CompletedTask;
}
/// <summary>
/// Output this task out to an XML writer.
/// </summary>
public override void Write(XmlWriter writer)
{
Write(writer, _parameters);
}
/// <summary>
/// Find all the tags which are used as inputs to this task
/// </summary>
/// <returns>The tag names which are read by this task</returns>
public override IEnumerable<string> FindConsumedTagNames()
{
return FindTagNamesFromFilespec(_parameters.ZipFile);
}
/// <summary>
/// Find all the tags which are modified by this task
/// </summary>
/// <returns>The tag names which are modified by this task</returns>
public override IEnumerable<string> FindProducedTagNames()
{
return FindTagNamesFromList(_parameters.Tag);
}
}
}