(mapping) Tokenize location fields

mapping.songs.json

@@ -1,4 +1,28 @@
 {
+    "settings": {
+        "analysis": {
+          "analyzer": {
+            "custom_path_tree": {
+              "tokenizer": "custom_hierarchy"
+            },
+            "custom_path_tree_reversed": {
+              "tokenizer": "custom_hierarchy_reversed"
+            }
+          },
+          "tokenizer": {
+            "custom_hierarchy": {
+              "type": "path_hierarchy",
+              "delimiter": "/",
+              "skip": 3
+            },
+            "custom_hierarchy_reversed": {
+              "type": "path_hierarchy",
+              "delimiter": "/",
+              "reverse": "true"
+            }
+          }
+        }
+      },
     "mappings" : {
         "properties": {
             "Artist": {
@@ -27,6 +51,19 @@
             },
             "Kind": {
                 "type": "keyword"
+            },
+            "Location": {
+                "type": "text",
+                "fields": {
+                    "tree": {
+                        "type": "text",
+                        "analyzer": "custom_path_tree"
+                    },
+                    "tree_reversed": {
+                        "type": "text",
+                        "analyzer": "custom_path_tree_reversed"
+                    }
+                }
             }
         }
     }