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using MediaBrowser.Model.Extensions;
using System;
using System.Text.RegularExpressions;
namespace MediaBrowser.Model.Dlna
{
public class SearchCriteria
{
public SearchType SearchType { get; set; }
/// <summary>
/// Splits the specified string.
/// </summary>
/// <param name="str">The string.</param>
/// <param name="term">The term.</param>
/// <param name="limit">The limit.</param>
/// <returns>System.String[].</returns>
private string[] RegexSplit(string str, string term, int limit)
{
return new Regex(term).Split(str, limit);
}
/// <summary>
/// Splits the specified string.
/// </summary>
/// <param name="str">The string.</param>
/// <param name="term">The term.</param>
/// <returns>System.String[].</returns>
private string[] RegexSplit(string str, string term)
{
return Regex.Split(str, term, RegexOptions.IgnoreCase);
}
public SearchCriteria(string search)
{
if (string.IsNullOrEmpty(search))
{
throw new ArgumentNullException("search");
}
SearchType = SearchType.Unknown;
String[] factors = RegexSplit(search, "(and|or)");
foreach (String factor in factors)
{
String[] subFactors = RegexSplit(factor.Trim().Trim('(').Trim(')').Trim(), "\\s", 3);
if (subFactors.Length == 3)
{
if (StringHelper.EqualsIgnoreCase("upnp:class", subFactors[0]) &&
(StringHelper.EqualsIgnoreCase("=", subFactors[1]) || StringHelper.EqualsIgnoreCase("derivedfrom", subFactors[1])))
{
if (StringHelper.EqualsIgnoreCase("\"object.item.imageItem\"", subFactors[2]) || StringHelper.EqualsIgnoreCase("\"object.item.imageItem.photo\"", subFactors[2]))
{
SearchType = SearchType.Image;
}
else if (StringHelper.EqualsIgnoreCase("\"object.item.videoItem\"", subFactors[2]))
{
SearchType = SearchType.Video;
}
else if (StringHelper.EqualsIgnoreCase("\"object.container.playlistContainer\"", subFactors[2]))
{
SearchType = SearchType.Playlist;
}
else if (StringHelper.EqualsIgnoreCase("\"object.container.album.musicAlbum\"", subFactors[2]))
{
SearchType = SearchType.MusicAlbum;
}
}
}
}
}
}
}
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