add people to similar queries

MediaBrowser.Server.Implementations/Persistence/SqliteExtensions.cs

@@ -5,6 +5,8 @@ using System.Data.SQLite;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Logging;
 
 namespace MediaBrowser.Server.Implementations.Persistence
@@ -48,7 +50,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
 
         public static void BindGetSimilarityScore(IDbConnection connection, ILogger logger)
         {
-            var sqlConnection = (SQLiteConnection) connection;
+            var sqlConnection = (SQLiteConnection)connection;
             SimiliarToFunction.Logger = logger;
             sqlConnection.BindFunction(new SimiliarToFunction());
         }
@@ -64,11 +66,23 @@ namespace MediaBrowser.Server.Implementations.Persistence
         }
     }
 
-    [SQLiteFunction(Name = "GetSimilarityScore", Arguments = 12, FuncType = FunctionType.Scalar)]
+    [SQLiteFunction(Name = "GetSimilarityScore", Arguments = 13, FuncType = FunctionType.Scalar)]
     public class SimiliarToFunction : SQLiteFunction
     {
         internal static ILogger Logger;
 
+        private readonly Dictionary<string, int> _personTypeScores = new Dictionary<string, int>(StringComparer.OrdinalIgnoreCase)
+        {
+            { PersonType.Actor, 3},
+            { PersonType.Director, 5},
+            { PersonType.Composer, 2},
+            { PersonType.GuestStar, 3},
+            { PersonType.Writer, 2},
+            { PersonType.Conductor, 2},
+            { PersonType.Producer, 2},
+            { PersonType.Lyricist, 2}
+        };
+
         public override object Invoke(object[] args)
         {
             var score = 0;
@@ -112,41 +126,14 @@ namespace MediaBrowser.Server.Implementations.Persistence
             // studios
             score += GetListScore(args, 10, 11, 3);
 
+            var rowPeopleNamesText = (args[12] as string) ?? string.Empty;
+            var rowPeopleNames = rowPeopleNamesText.Split(new[] { '|' }, StringSplitOptions.RemoveEmptyEntries);
 
-            // TODO: People
-    //        var item2PeopleNames = allPeople.Where(i => i.ItemId == item2.Id)
-    //.Select(i => i.Name)
-    //.Where(i => !string.IsNullOrWhiteSpace(i))
-    //.DistinctNames()
-    //.ToDictionary(i => i, StringComparer.OrdinalIgnoreCase);
-
-    //        points += item1People.Where(i => item2PeopleNames.ContainsKey(i.Name)).Sum(i =>
-    //        {
-    //            if (string.Equals(i.Type, PersonType.Director, StringComparison.OrdinalIgnoreCase) || string.Equals(i.Role, PersonType.Director, StringComparison.OrdinalIgnoreCase))
-    //            {
-    //                return 5;
-    //            }
-    //            if (string.Equals(i.Type, PersonType.Actor, StringComparison.OrdinalIgnoreCase) || string.Equals(i.Role, PersonType.Actor, StringComparison.OrdinalIgnoreCase))
-    //            {
-    //                return 3;
-    //            }
-    //            if (string.Equals(i.Type, PersonType.Composer, StringComparison.OrdinalIgnoreCase) || string.Equals(i.Role, PersonType.Composer, StringComparison.OrdinalIgnoreCase))
-    //            {
-    //                return 3;
-    //            }
-    //            if (string.Equals(i.Type, PersonType.GuestStar, StringComparison.OrdinalIgnoreCase) || string.Equals(i.Role, PersonType.GuestStar, StringComparison.OrdinalIgnoreCase))
-    //            {
-    //                return 3;
-    //            }
-    //            if (string.Equals(i.Type, PersonType.Writer, StringComparison.OrdinalIgnoreCase) || string.Equals(i.Role, PersonType.Writer, StringComparison.OrdinalIgnoreCase))
-    //            {
-    //                return 2;
-    //            }
-
-    //            return 1;
-    //        });
-
-    //        return points;
+            foreach (var name in rowPeopleNames)
+            {
+                // TODO: Send along person types
+                score += 3;
+            }
 
             //Logger.Debug("Returning score {0}", score);
             return score;

MediaBrowser.Server.Implementations/Persistence/SqliteItemRepository.cs

@@ -1638,7 +1638,10 @@ namespace MediaBrowser.Server.Implementations.Persistence
                 builder.Append("(select group_concat((Select Value from ItemValues where ItemId=Guid and Type=5), '|')),");
 
                 builder.Append("@ItemStudios,");
-                builder.Append("Studios");
+                builder.Append("Studios,");
+
+                builder.Append("(select group_concat((Select Name from People where ItemId=Guid and Name in (Select Name from People where ItemId=@SimilarItemId)), '|'))");
+
                 builder.Append(") as SimilarityScore");
 
                 list.Add(builder.ToString());
@@ -1648,6 +1651,7 @@ namespace MediaBrowser.Server.Implementations.Persistence
                 cmd.Parameters.Add(cmd, "@ItemTags", DbType.String).Value = string.Join("|", item.Tags.ToArray());
                 cmd.Parameters.Add(cmd, "@ItemKeywords", DbType.String).Value = string.Join("|", item.Keywords.ToArray());
                 cmd.Parameters.Add(cmd, "@ItemStudios", DbType.String).Value = string.Join("|", item.Studios.ToArray());
+                cmd.Parameters.Add(cmd, "@SimilarItemId", DbType.Guid).Value = item.Id;
 
                 var excludeIds = query.ExcludeItemIds.ToList();
                 excludeIds.Add(item.Id.ToString("N"));