Merge remote-tracking branch 'upstream/master'

[nominatim.git] / sql / functions.sql

diff --git a/sql/functions.sql b/sql/functions.sql
index c2359a3c931d119b356c0a719f70c0e7116515b2..7b06b450ac54f6f61c32eb5f169e50f5e5a3a908 100644 (file)
--- a/sql/functions.sql
+++ b/sql/functions.sql
@@ -936,6 +936,11 @@ DECLARE
 BEGIN
   --DEBUG: RAISE WARNING '% %',NEW.osm_type,NEW.osm_id;
 
+  -- remove operator tag for most places, messes too much with search_name indexes
+  IF NEW.class not in ('amenity', 'shop') THEN
+    NEW.name := delete(NEW.name, 'operator');
+  END IF;
+
   -- just block these
   IF NEW.class in ('landuse','natural') and NEW.name is null THEN
 --    RAISE WARNING 'empty landuse %',NEW.osm_id;
@@ -2062,6 +2067,11 @@ BEGIN
     --DEBUG: RAISE WARNING '%', existingplacex;
   END IF;
 
+  -- remove operator tag for most places, messes too much with search_name indexes
+  IF NEW.class not in ('amenity', 'shop') THEN
+    NEW.name := delete(NEW.name, 'operator');
+  END IF;
+
   -- Just block these - lots and pointless
   IF NEW.class in ('landuse','natural') and NEW.name is null THEN
     -- if the name tag was removed, older versions might still be lurking in the place table
@@ -2252,6 +2262,12 @@ BEGIN
 
   END IF;
 
+  -- refuse to update multiplpoygons with too many objects, too much of a performance hit
+  IF ST_NumGeometries(NEW.geometry) > 2000 THEN
+    RAISE WARNING 'Dropping update of % % because of geometry complexity.', NEW.osm_type, NEW.osm_id;
+    RETURN NULL;
+  END IF;
+
   IF coalesce(existing.name::text, '') != coalesce(NEW.name::text, '')
      OR coalesce(existing.extratags::text, '') != coalesce(NEW.extratags::text, '')
      OR coalesce(existing.housenumber, '') != coalesce(NEW.housenumber, '')
@@ -2336,29 +2352,29 @@ END;
 $$
 LANGUAGE plpgsql IMMUTABLE;
 
-CREATE OR REPLACE FUNCTION get_connected_ways(way_ids INTEGER[]) RETURNS SETOF planet_osm_ways
-  AS $$
-DECLARE
-  searchnodes INTEGER[];
-  location RECORD;
-  j INTEGER;
-BEGIN
-
-  searchnodes := '{}';
-  FOR j IN 1..array_upper(way_ids, 1) LOOP
-    FOR location IN 
-      select nodes from planet_osm_ways where id = way_ids[j] LIMIT 1
-    LOOP
-      IF not (ARRAY[location.nodes] <@ searchnodes) THEN
-        searchnodes := searchnodes || location.nodes;
-      END IF;
-    END LOOP;
-  END LOOP;
-
-  RETURN QUERY select * from planet_osm_ways where nodes && searchnodes and NOT ARRAY[id] <@ way_ids;
-END;
-$$
-LANGUAGE plpgsql IMMUTABLE;
+--CREATE OR REPLACE FUNCTION get_connected_ways(way_ids INTEGER[]) RETURNS SETOF planet_osm_ways
+--  AS $$
+--DECLARE
+--  searchnodes INTEGER[];
+--  location RECORD;
+--  j INTEGER;
+--BEGIN
+--
+--  searchnodes := '{}';
+--  FOR j IN 1..array_upper(way_ids, 1) LOOP
+--    FOR location IN
+--      select nodes from planet_osm_ways where id = way_ids[j] LIMIT 1
+--    LOOP
+--      IF not (ARRAY[location.nodes] <@ searchnodes) THEN
+--        searchnodes := searchnodes || location.nodes;
+--      END IF;
+--    END LOOP;
+--  END LOOP;
+--
+--  RETURN QUERY select * from planet_osm_ways where nodes && searchnodes and NOT ARRAY[id] <@ way_ids;
+--END;
+--$$
+--LANGUAGE plpgsql IMMUTABLE;
 
 CREATE OR REPLACE FUNCTION get_address_postcode(for_place_id BIGINT) RETURNS TEXT
   AS $$
@@ -2957,14 +2973,14 @@ BEGIN
       wiki_article := regexp_replace(wiki_article,E'^(.*?)([a-z]{2,3}).wikipedia.org/wiki/',E'\\2:');
       wiki_article := regexp_replace(wiki_article,E'^(.*?)([a-z]{2,3}).wikipedia.org/w/index.php\\?title=',E'\\2:');
       wiki_article := regexp_replace(wiki_article,E'^(.*?)/([a-z]{2,3})/wiki/',E'\\2:');
-      wiki_article := regexp_replace(wiki_article,E'^(.*?)([a-z]{2,3})[=:]',E'\\2:');
+      --wiki_article := regexp_replace(wiki_article,E'^(.*?)([a-z]{2,3})[=:]',E'\\2:');
       wiki_article := replace(wiki_article,' ','_');
-      wiki_article_title := trim(split_part(wiki_article, ':', 2));
-      IF wiki_article_title IS NULL OR wiki_article_title = '' THEN
+      IF strpos(wiki_article, ':') IN (3,4) THEN
+        wiki_article_language := lower(trim(split_part(wiki_article, ':', 1)));
+        wiki_article_title := trim(substr(wiki_article, strpos(wiki_article, ':')+1));
+      ELSE
         wiki_article_title := trim(wiki_article);
         wiki_article_language := CASE WHEN langs[i] = 'english' THEN 'en' WHEN langs[i] = 'country' THEN get_country_language_code(country_code) ELSE langs[i] END;
-      ELSE
-        wiki_article_language := lower(trim(split_part(wiki_article, ':', 1)));
       END IF;
 
       select wikipedia_article.language,wikipedia_article.title,wikipedia_article.importance