46 lines
1.4 KiB
C#
46 lines
1.4 KiB
C#
using System;
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using System.Text.RegularExpressions;
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namespace Emby.Server.Implementations.Library
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{
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public static class PathExtensions
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{
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/// <summary>
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/// Gets the attribute value.
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/// </summary>
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/// <param name="str">The STR.</param>
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/// <param name="attrib">The attrib.</param>
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/// <returns>System.String.</returns>
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/// <exception cref="ArgumentNullException">attrib</exception>
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public static string GetAttributeValue(this string str, string attrib)
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{
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if (string.IsNullOrEmpty(str))
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{
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throw new ArgumentNullException(nameof(str));
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}
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if (string.IsNullOrEmpty(attrib))
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{
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throw new ArgumentNullException(nameof(attrib));
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}
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string srch = "[" + attrib + "=";
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int start = str.IndexOf(srch, StringComparison.OrdinalIgnoreCase);
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if (start > -1)
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{
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start += srch.Length;
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int end = str.IndexOf(']', start);
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return str.Substring(start, end - start);
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}
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// for imdbid we also accept pattern matching
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if (string.Equals(attrib, "imdbid", StringComparison.OrdinalIgnoreCase))
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{
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var m = Regex.Match(str, "tt\\d{7}", RegexOptions.IgnoreCase);
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return m.Success ? m.Value : null;
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}
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return null;
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}
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}
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}
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