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// Copyright (C) 2025 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#region Task TaskName="Expand"
#region Using
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using Microsoft.Build.Framework;
using Microsoft.Build.Utilities;
#endregion
#region Comment
/////////////////////////////////////////////////////////////////////////////////////////////////
/// TASK Expand
/////////////////////////////////////////////////////////////////////////////////////////////////
// Expand a list of items, taking additional metadata from a base item and from a template item.
// Parameters:
// in ITaskItem[] Items: items to expand
// in ITaskItem BaseItem: base item from which the expanded items derive
// in ITaskItem Template = null: (optional) template containing metadata to add / update
// out ITaskItem[] Result: list of new items
#endregion
namespace QtVsTools.QtMsBuild.Tasks
{
public static class Expand
{
public static bool Execute(
#region Parameters
out Microsoft.Build.Framework.ITaskItem[] Result,
Microsoft.Build.Framework.ITaskItem[] Items,
Microsoft.Build.Framework.ITaskItem BaseItem,
Microsoft.Build.Framework.ITaskItem Template = null)
#endregion
{
#region Code
Result = new ITaskItem[] { };
var reserved = new HashSet<string>(StringComparer.InvariantCultureIgnoreCase)
{
"AccessedTime", "CreatedTime", "DefiningProjectDirectory",
"DefiningProjectExtension", "DefiningProjectFullPath", "DefiningProjectName",
"Directory", "Extension", "Filename", "FullPath", "Identity", "ModifiedTime",
"RecursiveDir", "RelativeDir", "RootDir"
};
var newItems = new List<ITaskItem>();
foreach (var item in Items) {
var newItem = new TaskItem(item);
if (BaseItem != null)
BaseItem.CopyMetadataTo(newItem);
var itemExt = newItem.GetMetadata("Extension");
if (!string.IsNullOrEmpty(itemExt))
newItem.SetMetadata("Suffix", itemExt.Substring(1));
if (Template != null) {
var metadataNames = Template.MetadataNames
.Cast<string>().Where(x => !reserved.Contains(x));
foreach (var metadataName in metadataNames) {
var metadataValue = Template.GetMetadata(metadataName);
newItem.SetMetadata(metadataName,
Regex.Replace(metadataValue, @"(%<)(\w+)(>)",
match => newItem.GetMetadata(match.Groups[2].Value)));
}
}
newItems.Add(newItem);
}
Result = newItems.ToArray();
#endregion
return true;
}
}
}
#endregion
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