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prefer wikidata over name match when linking

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Sarah Hoffmann
2025-11-26 17:44:47 +01:00
parent 139678f367
commit 9cfef7a31a
1 changed files with 16 additions and 16 deletions
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32
lib-sql/functions/placex_triggers.sql
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@@ -341,6 +341,22 @@ BEGIN
END IF;
END IF;
IF bnd.extratags ? 'wikidata' THEN
FOR linked_placex IN
SELECT * FROM placex
WHERE placex.class = 'place' AND placex.osm_type = 'N'
AND placex.extratags ? 'wikidata' -- needed to select right index
AND placex.extratags->'wikidata' = bnd.extratags->'wikidata'
AND (placex.linked_place_id is null or placex.linked_place_id = bnd.place_id)
AND placex.rank_search < 26
AND _st_covers(bnd.geometry, placex.geometry)
ORDER BY lower(name->'name') = bnd_name desc
LOOP
{% if debug %}RAISE WARNING 'Found wikidata-matching place node %', linked_placex.osm_id;{% endif %}
RETURN linked_placex;
END LOOP;
END IF;
-- If extratags has a place tag, look for linked nodes by their place type.
-- Area and node still have to have the same name.
IF bnd.extratags ? 'place' and bnd.extratags->'place' != 'postcode'
@@ -361,22 +377,6 @@ BEGIN
END LOOP;
END IF;
IF bnd.extratags ? 'wikidata' THEN
FOR linked_placex IN
SELECT * FROM placex
WHERE placex.class = 'place' AND placex.osm_type = 'N'
AND placex.extratags ? 'wikidata' -- needed to select right index
AND placex.extratags->'wikidata' = bnd.extratags->'wikidata'
AND (placex.linked_place_id is null or placex.linked_place_id = bnd.place_id)
AND placex.rank_search < 26
AND _st_covers(bnd.geometry, placex.geometry)
ORDER BY lower(name->'name') = bnd_name desc
LOOP
{% if debug %}RAISE WARNING 'Found wikidata-matching place node %', linked_placex.osm_id;{% endif %}
RETURN linked_placex;
END LOOP;
END IF;
-- Name searches can be done for ways as well as relations
IF bnd_name is not null THEN
{% if debug %}RAISE WARNING 'Looking for nodes with matching names';{% endif %}