simplify handling of SQL lookup code for search_name

[nominatim.git] / nominatim / api / types.py

diff --git a/nominatim/api/types.py b/nominatim/api/types.py
index d6e804962018310a9d2a094c61433d605b2af0bd..5767fe1604a7d31e5b1adffdf3699adf8420a439 100644 (file)
--- a/nominatim/api/types.py
+++ b/nominatim/api/types.py
@@ -17,6 +17,7 @@ from struct import unpack
 from binascii import unhexlify
 
 from nominatim.errors import UsageError
+from nominatim.api.localization import Locales
 
 # pylint: disable=no-member,too-many-boolean-expressions,too-many-instance-attributes
 
@@ -315,8 +316,8 @@ class DataLayer(enum.Flag):
         for reverse and forward search.
     """
     ADDRESS = enum.auto()
-    """ The address layer contains all places that have a fully qualified
-        address that includes a house number (or a house name equivalent,
+    """ The address layer contains all places relavant for addresses:
+        fully qualified addresses with a house number (or a house name equivalent,
         for some addresses) and places that can be part of an address like
         roads, cities, states.
     """
@@ -386,7 +387,7 @@ TParam = TypeVar('TParam', bound='LookupDetails') # pylint: disable=invalid-name
 
 @dataclasses.dataclass
 class LookupDetails:
-    """ Collection of parameters that define the amount of details
+    """ Collection of parameters that define which kind of details are
         returned with a lookup or details result.
     """
     geometry_output: GeometryFormat = GeometryFormat.NONE
@@ -413,6 +414,9 @@ class LookupDetails:
         0.0 means the original geometry is kept. The higher the value, the
         more the geometry gets simplified.
     """
+    locales: Locales = Locales()
+    """ Prefered languages for localization of results.
+    """
 
     @classmethod
     def from_kwargs(cls: Type[TParam], kwargs: Dict[str, Any]) -> TParam:
@@ -534,7 +538,9 @@ class SearchDetails(LookupDetails):
                 or (self.bounded_viewbox
                     and self.viewbox is not None and self.near is not None
                     and self.viewbox.contains(self.near))
-                or self.layers is not None and not self.layers)
+                or (self.layers is not None and not self.layers)
+                or (self.max_rank <= 4 and
+                    self.layers is not None and not self.layers & DataLayer.ADDRESS))
 
 
     def layer_enabled(self, layer: DataLayer) -> bool: