Add Item.any_writable_media_field_query method for BPD search

beets/library.py

@@ -350,6 +350,10 @@ class LibModel(dbcore.Model["Library"]):
     # Config key that specifies how an instance should be formatted.
     _format_config_key: str
 
+    @cached_classproperty
+    def writable_media_fields(cls) -> set[str]:
+        return set(MediaFile.fields()) & cls._fields.keys()
+
     def _template_funcs(self):
         funcs = DefaultTemplateFunctions(self, self._db).functions()
         funcs.update(plugins.template_funcs())
@@ -401,6 +405,13 @@ class LibModel(dbcore.Model["Library"]):
             [cls.field_query(f, *args, **kwargs) for f in cls._search_fields]
         )
 
+    @classmethod
+    def any_writable_media_field_query(cls, *args, **kwargs) -> dbcore.OrQuery:
+        fields = cls.writable_media_fields
+        return dbcore.OrQuery(
+            [cls.field_query(f, *args, **kwargs) for f in fields]
+        )
+
     def duplicates_query(self, fields: list[str]) -> dbcore.AndQuery:
         """Return a query for entities with same values in the given fields."""
         return dbcore.AndQuery(

beetsplug/bpd/__init__.py

@@ -27,8 +27,6 @@ import time
 import traceback
 from string import Template
 
-from mediafile import MediaFile
-
 import beets
 import beets.ui
 from beets import dbcore, vfs
@@ -91,8 +89,6 @@ SUBSYSTEMS = [
     "partition",
 ]
 
-ITEM_KEYS_WRITABLE = set(MediaFile.fields()).intersection(Item._fields.keys())
-
 
 # Gstreamer import error.
 class NoGstreamerError(Exception):
@@ -1399,7 +1395,7 @@ class Server(BaseServer):
                 return test_tag, key
         raise BPDError(ERROR_UNKNOWN, "no such tagtype")
 
-    def _metadata_query(self, query_type, any_query_type, kv):
+    def _metadata_query(self, query_type, kv, allow_any_query: bool = False):
         """Helper function returns a query object that will find items
         according to the library query type provided and the key-value
         pairs specified. The any_query_type is used for queries of
@@ -1411,10 +1407,10 @@ class Server(BaseServer):
             it = iter(kv)
             for tag, value in zip(it, it):
                 if tag.lower() == "any":
-                    if any_query_type:
+                    if allow_any_query:
                         queries.append(
-                            any_query_type(
-                                value, ITEM_KEYS_WRITABLE, query_type
+                            Item.any_writable_media_field_query(
+                                query_type, value
                             )
                         )
                     else:
@@ -1429,14 +1425,14 @@ class Server(BaseServer):
     def cmd_search(self, conn, *kv):
         """Perform a substring match for items."""
         query = self._metadata_query(
-            dbcore.query.SubstringQuery, dbcore.query.AnyFieldQuery, kv
+            dbcore.query.SubstringQuery, kv, allow_any_query=True
         )
         for item in self.lib.items(query):
             yield self._item_info(item)
 
     def cmd_find(self, conn, *kv):
         """Perform an exact match for items."""
-        query = self._metadata_query(dbcore.query.MatchQuery, None, kv)
+        query = self._metadata_query(dbcore.query.MatchQuery, kv)
         for item in self.lib.items(query):
             yield self._item_info(item)
 
@@ -1456,7 +1452,7 @@ class Server(BaseServer):
                 raise BPDError(ERROR_ARG, 'should be "Album" for 3 arguments')
         elif len(kv) % 2 != 0:
             raise BPDError(ERROR_ARG, "Incorrect number of filter arguments")
-        query = self._metadata_query(dbcore.query.MatchQuery, None, kv)
+        query = self._metadata_query(dbcore.query.MatchQuery, kv)
 
         clause, subvals = query.clause()
         statement = (