rework dlna project

Emby.Dlna/ProfileSerialization/SubtitleProfile.cs

@@ -0,0 +1,48 @@
+using MediaBrowser.Model.Extensions;
+using System.Collections.Generic;
+using System.Xml.Serialization;
+using MediaBrowser.Model.Dlna;
+
+namespace MediaBrowser.Dlna.ProfileSerialization
+{
+    public class SubtitleProfile
+    {
+        [XmlAttribute("format")]
+        public string Format { get; set; }
+
+        [XmlAttribute("method")]
+        public SubtitleDeliveryMethod Method { get; set; }
+
+        [XmlAttribute("didlMode")]
+        public string DidlMode { get; set; }
+
+        [XmlAttribute("language")]
+        public string Language { get; set; }
+
+        public List<string> GetLanguages()
+        {
+            List<string> list = new List<string>();
+            foreach (string i in (Language ?? string.Empty).Split(','))
+            {
+                if (!string.IsNullOrEmpty(i)) list.Add(i);
+            }
+            return list;
+        }
+
+        public bool SupportsLanguage(string subLanguage)
+        {
+            if (string.IsNullOrEmpty(Language))
+            {
+                return true;
+            }
+
+            if (string.IsNullOrEmpty(subLanguage))
+            {
+                subLanguage = "und";
+            }
+
+            List<string> languages = GetLanguages();
+            return languages.Count == 0 || ListHelper.ContainsIgnoreCase(languages, subLanguage);
+        }
+    }
+}