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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.BaseBuildTasks
{
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using Microsoft.Build.Framework;
using Microsoft.Build.Utilities;
/// <summary>
/// Helper class for appending the command line arguments.
/// </summary>
public class WixCommandLineBuilder : CommandLineBuilder
{
internal const int Unspecified = -1;
/// <summary>
/// Append a switch to the command line if the value has been specified.
/// </summary>
/// <param name="switchName">Switch to append.</param>
/// <param name="value">Value specified by the user.</param>
public void AppendIfSpecified(string switchName, int value)
{
if (value != Unspecified)
{
this.AppendSwitchIfNotNull(switchName, value.ToString(CultureInfo.InvariantCulture));
}
}
/// <summary>
/// Append a switch to the command line if the condition is true.
/// </summary>
/// <param name="switchName">Switch to append.</param>
/// <param name="condition">Condition specified by the user.</param>
public void AppendIfTrue(string switchName, bool condition)
{
if (condition)
{
this.AppendSwitch(switchName);
}
}
/// <summary>
/// Append a switch to the command line if any values in the array have been specified.
/// </summary>
/// <param name="switchName">Switch to append.</param>
/// <param name="values">Values specified by the user.</param>
public void AppendArrayIfNotNull(string switchName, IEnumerable<ITaskItem> values)
{
if (values != null)
{
foreach (ITaskItem value in values)
{
this.AppendSwitchIfNotNull(switchName, value);
}
}
}
/// <summary>
/// Append a switch to the command line if any values in the array have been specified.
/// </summary>
/// <param name="switchName">Switch to append.</param>
/// <param name="values">Values specified by the user.</param>
public void AppendArrayIfNotNull(string switchName, IEnumerable<string> values)
{
if (values != null)
{
foreach (string value in values)
{
this.AppendSwitchIfNotNull(switchName, value);
}
}
}
/// <summary>
/// Append a switch to the command-line for each value in a split text.
/// </summary>
/// <param name="switchName">Switch to append.</param>
/// <param name="values">Text to split and append.</param>
/// <param name="split">Character to use to split the string</param>
public void AppendTextAsArray(string switchName, string values, char splitter = ';')
{
if (!String.IsNullOrEmpty(values))
{
foreach (string value in values.Split([ splitter ], StringSplitOptions.RemoveEmptyEntries))
{
if (!String.IsNullOrWhiteSpace(value))
{
this.AppendSwitchIfNotNull(switchName, value.Trim());
}
}
}
}
/// <summary>
/// Append arbitrary text to the command-line if specified.
/// </summary>
/// <param name="textToAppend">Text to append.</param>
public void AppendTextIfNotNull(string textToAppend)
{
if (!String.IsNullOrEmpty(textToAppend))
{
this.AppendSpaceIfNotEmpty();
this.AppendTextUnquoted(textToAppend);
}
}
/// <summary>
/// Append arbitrary text to the command-line if specified.
/// </summary>
/// <param name="textToAppend">Text to append.</param>
public void AppendTextIfNotWhitespace(string textToAppend)
{
if (!String.IsNullOrWhiteSpace(textToAppend))
{
this.AppendSpaceIfNotEmpty();
this.AppendTextUnquoted(textToAppend);
}
}
/// <summary>
/// Append arbitrary text to the command-line if specified quoted if needed.
/// </summary>
/// <param name="textToAppend">Text to append.</param>
public void AppendTextQuotedIfNotWhitespace(string textToAppend)
{
if (!String.IsNullOrWhiteSpace(textToAppend))
{
this.AppendSpaceIfNotEmpty();
this.AppendTextWithQuoting(textToAppend);
}
}
}
}
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