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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.BuildTasks
{
using System;
using Microsoft.Build.Framework;
using Microsoft.Build.Utilities;
/// <summary>
/// Replaces occurances of OldValues with NewValues in String.
/// </summary>
public class ReplaceString : Task
{
/// <summary>
/// Text to operate on.
/// </summary>
[Output]
[Required]
public string Text { get; set; }
/// <summary>
/// List of old values to replace.
/// </summary>
[Required]
public string OldValue { get; set; }
/// <summary>
/// List of new values to replace old values with. If not specified, occurances of OldValue will be removed.
/// </summary>
public string NewValue { get; set; }
/// <summary>
/// Does the string replacement.
/// </summary>
/// <returns></returns>
public override bool Execute()
{
if (String.IsNullOrEmpty(this.Text))
{
return true;
}
if (String.IsNullOrEmpty(this.OldValue))
{
Log.LogError("OldValue must be specified");
return false;
}
this.Text = this.Text.Replace(this.OldValue, this.NewValue);
return true;
}
}
}
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