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