fixed quality parse bug

NzbDrone.Core.Test/ParserTest.cs

@@ -91,6 +91,9 @@ namespace NzbDrone.Core.Test
         [Row("WEEDS.S03E01-06.DUAL.BDRip.XviD.AC3.-HELLYWOOD.avi", QualityTypes.DVD)]
         [Row("Law & Order: Special Victims Unit - 11x11 - Quickie", QualityTypes.Unknown)]
         [Row("(<a href=\"http://www.newzbin.com/browse/post/6076286/nzb/\">NZB</a>)", QualityTypes.Unknown)]
+        [Row("S07E23 - [HDTV].mkv ", QualityTypes.HDTV)]
+        [Row("S07E23.mkv ", QualityTypes.HDTV)]
+        [Row("S07E23 .avi ", QualityTypes.SDTV)]
         public void quality_parse(string postTitle, object quality)
         {
             var result = Parser.ParseQuality(postTitle);

NzbDrone.Core/Parser.cs

@@ -205,7 +205,7 @@ namespace NzbDrone.Core
             Logger.Trace("Trying to parse quality for {0}", name);
 
             var result = QualityTypes.Unknown;
-            name = name.ToLowerInvariant();
+            name = name.ToLowerInvariant().Trim();
 
             if (name.Contains("dvd") || name.Contains("bdrip") || name.Contains("brrip"))
             {
@@ -268,7 +268,8 @@ namespace NzbDrone.Core
                     //path characters.
                 }
             }
-            if (name.Contains("hdtv"))
+
+            if (result == QualityTypes.Unknown && name.Contains("hdtv"))
             {
                 return QualityTypes.SDTV;
             }