jellyfin/MediaBrowser.Controller/Entities/TagExtensions.cs
2018-12-27 18:27:57 -05:00

36 lines
907 B
C#

using System;
using System.Collections.Generic;
using System.Linq;
using MediaBrowser.Model.Extensions;
namespace MediaBrowser.Controller.Entities
{
public static class TagExtensions
{
public static void AddTag(this BaseItem item, string name)
{
if (string.IsNullOrWhiteSpace(name))
{
throw new ArgumentNullException("name");
}
var current = item.Tags;
if (!current.Contains(name, StringComparer.OrdinalIgnoreCase))
{
if (current.Length == 0)
{
item.Tags = new[] { name };
}
else
{
var list = current.ToArray(current.Length + 1);
list[list.Length - 1] = name;
item.Tags = list;
}
}
}
}
}