force update of linker when linkee is updates

[nominatim.git] / sql / functions.sql

diff --git a/sql/functions.sql b/sql/functions.sql
index 7b36ac50fec2c44679cc32fcaf616d165079fefc..a49ba02bc2cf4d48ba04f0c630943bcefcd834a6 100644 (file)
--- a/sql/functions.sql
+++ b/sql/functions.sql
@@ -101,7 +101,7 @@ END;
 $$
 LANGUAGE plpgsql;
 
-CREATE OR REPLACE FUNCTION getorcreate_amenity(lookup_word TEXT, lookup_class text, lookup_type text)
+CREATE OR REPLACE FUNCTION getorcreate_amenity(lookup_word TEXT, normalized_word TEXT, lookup_class text, lookup_type text)
   RETURNS INTEGER
   AS $$
 DECLARE
@@ -109,17 +109,17 @@ DECLARE
   return_word_id INTEGER;
 BEGIN
   lookup_token := ' '||trim(lookup_word);
-  SELECT min(word_id) FROM word WHERE word_token = lookup_token and class=lookup_class and type = lookup_type into return_word_id;
+  SELECT min(word_id) FROM word WHERE word_token = lookup_token and word=normalized_word and class=lookup_class and type = lookup_type into return_word_id;
   IF return_word_id IS NULL THEN
     return_word_id := nextval('seq_word');
-    INSERT INTO word VALUES (return_word_id, lookup_token, null, lookup_class, lookup_type, null, 0);
+    INSERT INTO word VALUES (return_word_id, lookup_token, normalized_word, lookup_class, lookup_type, null, 0);
   END IF;
   RETURN return_word_id;
 END;
 $$
 LANGUAGE plpgsql;
 
-CREATE OR REPLACE FUNCTION getorcreate_amenityoperator(lookup_word TEXT, lookup_class text, lookup_type text, op text)
+CREATE OR REPLACE FUNCTION getorcreate_amenityoperator(lookup_word TEXT, normalized_word TEXT, lookup_class text, lookup_type text, op text)
   RETURNS INTEGER
   AS $$
 DECLARE
@@ -127,10 +127,10 @@ DECLARE
   return_word_id INTEGER;
 BEGIN
   lookup_token := ' '||trim(lookup_word);
-  SELECT min(word_id) FROM word WHERE word_token = lookup_token and class=lookup_class and type = lookup_type and operator = op into return_word_id;
+  SELECT min(word_id) FROM word WHERE word_token = lookup_token and word=normalized_word and class=lookup_class and type = lookup_type and operator = op into return_word_id;
   IF return_word_id IS NULL THEN
     return_word_id := nextval('seq_word');
-    INSERT INTO word VALUES (return_word_id, lookup_token, null, lookup_class, lookup_type, null, 0, op);
+    INSERT INTO word VALUES (return_word_id, lookup_token, normalized_word, lookup_class, lookup_type, null, 0, op);
   END IF;
   RETURN return_word_id;
 END;
@@ -1140,6 +1140,8 @@ DECLARE
   nameaddress_vector INTEGER[];
 
   linked_node_id BIGINT;
+  linked_importance FLOAT;
+  linked_wikipedia TEXT;
 
   result BOOLEAN;
 BEGIN
@@ -1511,6 +1513,7 @@ BEGIN
 
           -- keep a note of the node id in case we need it for wikipedia in a bit
           linked_node_id := linkedPlacex.osm_id;
+          select language||':'||title,importance from get_wikipedia_match(linkedPlacex.extratags, NEW.country_code) INTO linked_wikipedia,linked_importance;
         END LOOP;
 
       END LOOP;
@@ -1546,6 +1549,7 @@ BEGIN
 
               -- keep a note of the node id in case we need it for wikipedia in a bit
               linked_node_id := linkedPlacex.osm_id;
+              select language||':'||title,importance from get_wikipedia_match(linkedPlacex.extratags, NEW.country_code) INTO linked_wikipedia,linked_importance;
             END IF;
 
           END LOOP;
@@ -1588,6 +1592,7 @@ BEGIN
 
         -- keep a note of the node id in case we need it for wikipedia in a bit
         linked_node_id := linkedPlacex.osm_id;
+        select language||':'||title,importance from get_wikipedia_match(linkedPlacex.extratags, NEW.country_code) INTO linked_wikipedia,linked_importance;
       END LOOP;
     END IF;
 
@@ -1608,10 +1613,12 @@ BEGIN
       END IF;
     END IF;
 
-    -- Did we gain a wikipedia tag in the process? then we need to recalculate our importance
-    IF NEW.importance is null THEN
-      select language||':'||title,importance from get_wikipedia_match(NEW.extratags, NEW.country_code) INTO NEW.wikipedia,NEW.importance;
+    -- Use the maximum importance if a one could be computed from the linked object.
+    IF linked_importance is not null AND
+        (NEW.importance is null or NEW.importance < linked_importance) THEN
+        NEW.importance = linked_importance;
     END IF;
+
     -- Still null? how about looking it up by the node id
     IF NEW.importance IS NULL THEN
       select language||':'||title,importance from wikipedia_article where osm_type = 'N'::char(1) and osm_id = linked_node_id order by importance desc limit 1 INTO NEW.wikipedia,NEW.importance;
@@ -2043,7 +2050,7 @@ BEGIN
       AND st_area(NEW.geometry) < st_area(existing.geometry)*0.5
       THEN
       INSERT INTO import_polygon_error (osm_type, osm_id, class, type, name, country_code, updated, errormessage, prevgeometry, newgeometry)
-        VALUES (NEW.osm_type, NEW.osm_id, NEW.class, NEW.type, NEW.name, NEW.country_code, now(), 
+        VALUES (NEW.osm_type, NEW.osm_id, NEW.class, NEW.type, NEW.name, NEW.address->'country', now(), 
         'Area reduced from '||st_area(existing.geometry)||' to '||st_area(NEW.geometry), existing.geometry, NEW.geometry);
       RETURN null;
     END IF;
@@ -2137,6 +2144,12 @@ BEGIN
           NEW.name := hstore('ref', NEW.address->'postcode');
       END IF;
 
+      IF NEW.class in ('boundary')
+         AND ST_GeometryType(NEW.geometry) not in ('ST_Polygon','ST_MultiPolygon') THEN
+          DELETE FROM placex where place_id = existingplacex.place_id;
+          RETURN NULL;
+      END IF;
+
       update placex set 
         name = NEW.name,
         address = NEW.address,
@@ -2154,6 +2167,20 @@ BEGIN
           update location_property_osmline p set indexed_status = 2 from planet_osm_ways w where p.linegeo && NEW.geometry and p.osm_id = w.id and NEW.osm_id = any(w.nodes);
       END IF;
 
+      -- linked places should get potential new naming and addresses
+      IF existingplacex.linked_place_id is not NULL THEN
+        update placex x set
+          name = p.name,
+          extratags = p.extratags,
+          indexed_status = 2
+        from place p
+        where x.place_id = existingplacex.linked_place_id
+              and x.indexed_status = 0
+              and x.osm_type = p.osm_type
+              and x.osm_id = p.osm_id
+              and x.class = p.class;
+      END IF;
+
     END IF;
 
     -- Abort the add (we modified the existing place instead)