SweetLib/SweetLib/Utils/SweetUtils.cs

40 lines
1.4 KiB
C#

using System;
using System.IO;
using System.Linq;
namespace SweetLib.Utils
{
/// <summary>
/// A generic class containing useful methods.
/// </summary>
public static class SweetUtils
{
public static char DefaultFileNameReplaceChar { get; set; } = '-';
/// <summary>
/// Legalizes a file name with the <see cref="DefaultFileNameReplaceChar"/> character.
/// </summary>
/// <param name="fileName">File name to legalize.</param>
/// <returns>Legalized file name.</returns>
public static string LegalizeFilename(string fileName)
{
return LegalizeFilename(fileName, '-');
}
/// <summary>
/// Legalizes a file name by a given replace character.
/// </summary>
/// <param name="fileName">File name to legalize.</param>
/// <param name="replaceChar">Character to be used as replace character.</param>
/// <returns>Legalized file name.</returns>
public static string LegalizeFilename(string fileName, char replaceChar)
{
var invalidChars = Path.GetInvalidFileNameChars();
if (invalidChars.Contains(replaceChar))
throw new IOException($"Replace character {replaceChar} is an invalid file name character.");
return invalidChars.Aggregate(fileName, (current, c) => current.Replace(c, replaceChar));
}
}
}