Remove interpolation lines from placex and save them in an extra table.

[nominatim.git] / sql / functions.sql

diff --git a/sql/functions.sql b/sql/functions.sql
index a102078ee0fee47c036f904be4b003183f83d419..66b53d51d2fe3cad69512dbd106a00dc89ca0f4b 100644 (file)
--- a/sql/functions.sql
+++ b/sql/functions.sql
@@ -1,50 +1,3 @@
---DROP TRIGGER IF EXISTS place_before_insert on placex;
---DROP TRIGGER IF EXISTS place_before_update on placex;
---CREATE TYPE addresscalculationtype AS (
---  word text,
---  score integer
---);
-
-CREATE OR REPLACE FUNCTION getclasstypekey(c text, t text) RETURNS TEXT
-  AS $$
-DECLARE
-BEGIN
-  RETURN c||'|'||t;
-END;
-$$
-LANGUAGE plpgsql IMMUTABLE;
-
-CREATE OR REPLACE FUNCTION isbrokengeometry(place geometry) RETURNS BOOLEAN
-  AS $$
-DECLARE
-  NEWgeometry geometry;
-BEGIN
-  NEWgeometry := place;
-  IF ST_IsEmpty(NEWgeometry) OR NOT ST_IsValid(NEWgeometry) OR ST_X(ST_Centroid(NEWgeometry))::text in ('NaN','Infinity','-Infinity') OR ST_Y(ST_Centroid(NEWgeometry))::text in ('NaN','Infinity','-Infinity') THEN  
-    RETURN true;
-  END IF;
-  RETURN false;
-END;
-$$
-LANGUAGE plpgsql IMMUTABLE;
-
-CREATE OR REPLACE FUNCTION clean_geometry(place geometry) RETURNS geometry
-  AS $$
-DECLARE
-  NEWgeometry geometry;
-BEGIN
-  NEWgeometry := place;
-  IF ST_X(ST_Centroid(NEWgeometry))::text in ('NaN','Infinity','-Infinity') OR ST_Y(ST_Centroid(NEWgeometry))::text in ('NaN','Infinity','-Infinity') THEN  
-    NEWgeometry := ST_buffer(NEWgeometry,0);
-    IF ST_X(ST_Centroid(NEWgeometry))::text in ('NaN','Infinity','-Infinity') OR ST_Y(ST_Centroid(NEWgeometry))::text in ('NaN','Infinity','-Infinity') THEN  
-      RETURN ST_SetSRID(ST_Point(0,0),4326);
-    END IF;
-  END IF;
-  RETURN NEWgeometry;
-END;
-$$
-LANGUAGE plpgsql IMMUTABLE;
-

 CREATE OR REPLACE FUNCTION geometry_sector(partition INTEGER, place geometry) RETURNS INTEGER
   AS $$
 DECLARE
 CREATE OR REPLACE FUNCTION geometry_sector(partition INTEGER, place geometry) RETURNS INTEGER
   AS $$
 DECLARE


@@ -52,12 +5,6 @@ DECLARE
 BEGIN
 --  RAISE WARNING '%',place;
   NEWgeometry := ST_PointOnSurface(place);
 BEGIN
 --  RAISE WARNING '%',place;
   NEWgeometry := ST_PointOnSurface(place);

---  IF ST_IsEmpty(NEWgeometry) OR NOT ST_IsValid(NEWgeometry) OR ST_X(ST_Centroid(NEWgeometry))::text in ('NaN','Infinity','-Infinity') OR ST_Y(ST_Centroid(NEWgeometry))::text in ('NaN','Infinity','-Infinity') THEN  
---    NEWgeometry := ST_buffer(NEWgeometry,0);
---    IF ST_IsEmpty(NEWgeometry) OR NOT ST_IsValid(NEWgeometry) OR ST_X(ST_Centroid(NEWgeometry))::text in ('NaN','Infinity','-Infinity') OR ST_Y(ST_Centroid(NEWgeometry))::text in ('NaN','Infinity','-Infinity') THEN  
---      RETURN 0;
---    END IF;
---  END IF;

   RETURN (partition*1000000) + (500-ST_X(NEWgeometry)::integer)*1000 + (500-ST_Y(NEWgeometry)::integer);
 END;
 $$
   RETURN (partition*1000000) + (500-ST_X(NEWgeometry)::integer)*1000 + (500-ST_Y(NEWgeometry)::integer);
 END;
 $$


@@ -160,38 +107,6 @@ END;
 $$
 LANGUAGE plpgsql;
 
 $$
 LANGUAGE plpgsql;
 

-CREATE OR REPLACE FUNCTION getorcreate_tagpair(lookup_class text, lookup_type text)
-  RETURNS INTEGER
-  AS $$
-DECLARE
-  lookup_token TEXT;
-  return_word_id INTEGER;
-BEGIN
-  lookup_token := lookup_class||'='||lookup_type;
-  SELECT min(word_id) FROM word WHERE word_token = lookup_token into return_word_id;
-  IF return_word_id IS NULL THEN
-    return_word_id := nextval('seq_word');
-    INSERT INTO word VALUES (return_word_id, lookup_token, null, null, null, null, 0);
-  END IF;
-  RETURN return_word_id;
-END;
-$$
-LANGUAGE plpgsql;
-
-CREATE OR REPLACE FUNCTION get_tagpair(lookup_class text, lookup_type text)
-  RETURNS INTEGER
-  AS $$
-DECLARE
-  lookup_token TEXT;
-  return_word_id INTEGER;
-BEGIN
-  lookup_token := lookup_class||'='||lookup_type;
-  SELECT min(word_id) FROM word WHERE word_token = lookup_token into return_word_id;
-  RETURN return_word_id;
-END;
-$$
-LANGUAGE plpgsql;
-

 CREATE OR REPLACE FUNCTION getorcreate_amenityoperator(lookup_word TEXT, lookup_class text, lookup_type text, op text)
   RETURNS INTEGER
   AS $$
 CREATE OR REPLACE FUNCTION getorcreate_amenityoperator(lookup_word TEXT, lookup_class text, lookup_type text, op text)
   RETURNS INTEGER
   AS $$


@@ -271,6 +186,20 @@ END;
 $$
 LANGUAGE plpgsql IMMUTABLE;
 
 $$
 LANGUAGE plpgsql IMMUTABLE;
 

+CREATE OR REPLACE FUNCTION get_name_ids(lookup_word TEXT)
+  RETURNS INTEGER[]
+  AS $$
+DECLARE
+  lookup_token TEXT;
+  return_word_ids INTEGER[];
+BEGIN
+  lookup_token := ' '||trim(lookup_word);
+  SELECT array_agg(word_id) FROM word WHERE word_token = lookup_token and class is null and type is null into return_word_ids;
+  RETURN return_word_ids;
+END;
+$$
+LANGUAGE plpgsql IMMUTABLE;
+

 CREATE OR REPLACE FUNCTION array_merge(a INTEGER[], b INTEGER[])
   RETURNS INTEGER[]
   AS $$
 CREATE OR REPLACE FUNCTION array_merge(a INTEGER[], b INTEGER[])
   RETURNS INTEGER[]
   AS $$


@@ -460,31 +389,6 @@ END;
 $$
 LANGUAGE plpgsql IMMUTABLE;
 
 $$
 LANGUAGE plpgsql IMMUTABLE;
 

-CREATE OR REPLACE FUNCTION get_word_score(wordscores wordscore[], words text[]) RETURNS integer
-  AS $$
-DECLARE
-  idxword integer;
-  idxscores integer;
-  result integer;
-BEGIN
-  IF (wordscores is null OR words is null) THEN
-    RETURN 0;
-  END IF;
-
-  result := 0;
-  FOR idxword in 1 .. array_upper(words, 1) LOOP
-    FOR idxscores in 1 .. array_upper(wordscores, 1) LOOP
-      IF wordscores[idxscores].word = words[idxword] THEN
-        result := result + wordscores[idxscores].score;
-      END IF;
-    END LOOP;
-  END LOOP;
-
-  RETURN result;
-END;
-$$
-LANGUAGE plpgsql IMMUTABLE;
-

 CREATE OR REPLACE FUNCTION get_country_code(place geometry) RETURNS TEXT
   AS $$
 DECLARE
 CREATE OR REPLACE FUNCTION get_country_code(place geometry) RETURNS TEXT
   AS $$
 DECLARE


@@ -534,40 +438,11 @@ BEGIN
     RETURN nearcountry.country_code;
   END LOOP;
 
     RETURN nearcountry.country_code;
   END LOOP;
 

-  -- WorldBoundaries data (second fallback - think there might be something broken in this data)
---  FOR nearcountry IN select country_code from country where st_covers(geometry, place_centre) limit 1
---  LOOP
---    RETURN nearcountry.country_code;
---  END LOOP;
-
---RAISE WARNING 'near country: %', ST_AsText(place_centre);
-
-  -- Still not in a country - try nearest within ~12 miles of a country
---  FOR nearcountry IN select country_code from country where st_distance(geometry, place_centre) < 0.5 
---    order by st_distance(geometry, place) limit 1
---  LOOP
---    RETURN nearcountry.country_code;
---  END LOOP;
-

   RETURN NULL;
 END;
 $$
 LANGUAGE plpgsql IMMUTABLE;
 
   RETURN NULL;
 END;
 $$
 LANGUAGE plpgsql IMMUTABLE;
 

-CREATE OR REPLACE FUNCTION get_country_code(place geometry, in_country_code VARCHAR(2)) RETURNS TEXT
-  AS $$
-DECLARE
-  nearcountry RECORD;
-BEGIN
-  FOR nearcountry IN select country_code from country_name where country_code = lower(in_country_code)
-  LOOP
-    RETURN nearcountry.country_code;
-  END LOOP;
-  RETURN get_country_code(place);
-END;
-$$
-LANGUAGE plpgsql IMMUTABLE;
-

 CREATE OR REPLACE FUNCTION get_country_language_code(search_country_code VARCHAR(2)) RETURNS TEXT
   AS $$
 DECLARE
 CREATE OR REPLACE FUNCTION get_country_language_code(search_country_code VARCHAR(2)) RETURNS TEXT
   AS $$
 DECLARE


@@ -596,10 +471,9 @@ END;
 $$
 LANGUAGE plpgsql IMMUTABLE;
 
 $$
 LANGUAGE plpgsql IMMUTABLE;
 

-CREATE OR REPLACE FUNCTION get_partition(place geometry, in_country_code VARCHAR(10)) RETURNS INTEGER
+CREATE OR REPLACE FUNCTION get_partition(in_country_code VARCHAR(10)) RETURNS INTEGER

   AS $$
 DECLARE
   AS $$
 DECLARE

-  place_centre GEOMETRY;

   nearcountry RECORD;
 BEGIN
   FOR nearcountry IN select partition from country_name where country_code = in_country_code
   nearcountry RECORD;
 BEGIN
   FOR nearcountry IN select partition from country_name where country_code = in_country_code


@@ -661,7 +535,7 @@ BEGIN
       x := insertLocationAreaLarge(partition, place_id, country_code, keywords, rank_search, rank_address, false, centroid, secgeo);
     END LOOP;
 
       x := insertLocationAreaLarge(partition, place_id, country_code, keywords, rank_search, rank_address, false, centroid, secgeo);
     END LOOP;
 

-  ELSEIF rank_search < 26 THEN
+  ELSE

 
     diameter := 0.02;
     IF rank_address = 0 THEN
 
     diameter := 0.02;
     IF rank_address = 0 THEN


@@ -685,16 +559,6 @@ BEGIN
     secgeo := ST_Buffer(geometry, diameter);
     x := insertLocationAreaLarge(partition, place_id, country_code, keywords, rank_search, rank_address, true, ST_Centroid(geometry), secgeo);
 
     secgeo := ST_Buffer(geometry, diameter);
     x := insertLocationAreaLarge(partition, place_id, country_code, keywords, rank_search, rank_address, true, ST_Centroid(geometry), secgeo);
 

-  ELSE
-
-    -- ~ 20meters
-    secgeo := ST_Buffer(geometry, 0.0002);
-    x := insertLocationAreaRoadNear(partition, place_id, country_code, keywords, rank_search, rank_address, true, ST_Centroid(geometry), secgeo);
-
-    -- ~ 100meters
-    secgeo := ST_Buffer(geometry, 0.001);
-    x := insertLocationAreaRoadFar(partition, place_id, country_code, keywords, rank_search, rank_address, true, ST_Centroid(geometry), secgeo);
-

   END IF;
 
   RETURN true;
   END IF;
 
   RETURN true;


@@ -702,97 +566,82 @@ END;
 $$
 LANGUAGE plpgsql;
 
 $$
 LANGUAGE plpgsql;
 

-CREATE OR REPLACE FUNCTION update_location(
-    partition INTEGER,
-    place_id BIGINT,
-    place_country_code varchar(2),
-    name hstore,
-    rank_search INTEGER,
-    rank_address INTEGER,
-    geometry GEOMETRY
-  ) 
-  RETURNS BOOLEAN
-  AS $$
-DECLARE
-  b BOOLEAN;
-BEGIN
-  b := deleteLocationArea(partition, place_id, rank_search);
---  result := add_location(NEW.place_id, NEW.country_code, NEW.partition, name_vector, NEW.rank_search, NEW.rank_address, NEW.geometry);
-  RETURN add_location(place_id, place_country_code, name, rank_search, rank_address, geometry);
-END;
-$$
-LANGUAGE plpgsql;

 
 

-CREATE OR REPLACE FUNCTION search_name_add_words(parent_place_id BIGINT, to_add INTEGER[])
-  RETURNS BOOLEAN
-  AS $$
+-- find the parent road of the cut road parts
+CREATE OR REPLACE FUNCTION get_interpolation_parent(wayid BIGINT, street TEXT, place TEXT,
+                                                    partition INTEGER, centroid GEOMETRY, geom GEOMETRY)
+RETURNS BIGINT AS $$

 DECLARE
 DECLARE

-  childplace RECORD;
+  addr_street TEXT;
+  addr_place TEXT;
+  parent_place_id BIGINT;
+  address_street_word_ids INTEGER[];
+
+  waynodes BIGINT[];
+
+  location RECORD;

 BEGIN
 BEGIN

+  addr_street = street;
+  addr_place = place;

 
 

-  IF #to_add = 0 THEN
-    RETURN true;
+  IF addr_street is null and addr_place is null THEN
+    select nodes from planet_osm_ways where id = wayid INTO waynodes;
+    FOR location IN SELECT placex.street, placex.addr_place from placex 
+                    where osm_type = 'N' and osm_id = ANY(waynodes)
+                          and (placex.street is not null or placex.addr_place is not null)
+                          and indexed_status < 100
+                    limit 1 LOOP
+      addr_street = location.street;
+      addr_place = location.addr_place;
+    END LOOP;

   END IF;
 
   END IF;
 

-  -- this should just be an update, but it seems to do insane things to the index size (delete and insert doesn't)
-  FOR childplace IN select * from search_name,place_addressline 
-    where  address_place_id = parent_place_id
-      and search_name.place_id = place_addressline.place_id
-  LOOP
-    delete from search_name where place_id = childplace.place_id;
-    IF not (ARRAY[to_add] <@ childplace.nameaddress_vector) THEN
-      childplace.nameaddress_vector := childplace.nameaddress_vector || to_add;
-    END IF;
-    IF childplace.place_id = parent_place_id and not (ARRAY[to_add] <@ childplace.name_vector) THEN
-      childplace.name_vector := childplace.name_vector || to_add;
+  IF addr_street IS NOT NULL THEN
+    address_street_word_ids := get_name_ids(make_standard_name(addr_street));
+    IF address_street_word_ids IS NOT NULL THEN
+      FOR location IN SELECT place_id from getNearestNamedRoadFeature(partition, centroid, address_street_word_ids) LOOP
+        parent_place_id := location.place_id;
+      END LOOP;

     END IF;
     END IF;

-    insert into search_name (place_id, search_rank, address_rank, country_code, name_vector, nameaddress_vector, centroid) 
-      values (childplace.place_id, childplace.search_rank, childplace.address_rank, childplace.country_code, 
-        childplace.name_vector, childplace.nameaddress_vector, childplace.centroid);
-  END LOOP;
-
-  RETURN true;
-END;
-$$
-LANGUAGE plpgsql;
-
-CREATE OR REPLACE FUNCTION update_location_nameonly(partition INTEGER, OLD_place_id BIGINT, name hstore) RETURNS BOOLEAN
-  AS $$
-DECLARE
-  newkeywords INTEGER[];
-  addedkeywords INTEGER[];
-  removedkeywords INTEGER[];
-BEGIN
-
-  -- what has changed?
-  newkeywords := make_keywords(name);
-  select coalesce(newkeywords,'{}'::INTEGER[]) - coalesce(location_point.keywords,'{}'::INTEGER[]), 
-    coalesce(location_point.keywords,'{}'::INTEGER[]) - coalesce(newkeywords,'{}'::INTEGER[]) from location_point 
-    where place_id = OLD_place_id into addedkeywords, removedkeywords;
+  END IF;

 
 

---  RAISE WARNING 'update_location_nameonly for %: new:% added:% removed:%', OLD_place_id, newkeywords, addedkeywords, removedkeywords;
+  IF parent_place_id IS NULL AND addr_place IS NOT NULL THEN
+    address_street_word_ids := get_name_ids(make_standard_name(addr_place));
+    IF address_street_word_ids IS NOT NULL THEN
+      FOR location IN SELECT place_id from getNearestNamedPlaceFeature(partition, centroid, address_street_word_ids) LOOP
+        parent_place_id := location.place_id;
+      END LOOP;
+    END IF;
+  END IF;

 
 

-  IF #removedkeywords > 0 THEN
-    -- abort due to tokens removed
-    RETURN false;
+  IF parent_place_id is null THEN
+    FOR location IN SELECT place_id FROM placex
+        WHERE ST_DWithin(geom, placex.geometry, 0.001) and placex.rank_search = 26
+        ORDER BY (ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,0))+
+                  ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,0.5))+
+                  ST_distance(placex.geometry, ST_LineInterpolatePoint(geom,1))) ASC limit 1
+    LOOP
+      parent_place_id := location.place_id;
+    END LOOP;

   END IF;
   END IF;

-  
-  IF #addedkeywords > 0 THEN
-    -- short circuit - no changes
-    RETURN true;
+
+  IF parent_place_id is null THEN
+    RETURN 0;

   END IF;
 
   END IF;
 

-  UPDATE location_area set keywords = newkeywords where place_id = OLD_place_id;
-  RETURN search_name_add_words(OLD_place_id, addedkeywords);
+  RETURN parent_place_id;

 END;
 $$
 LANGUAGE plpgsql;
 
 
 END;
 $$
 LANGUAGE plpgsql;
 
 

-CREATE OR REPLACE FUNCTION create_interpolation(wayid BIGINT, interpolationtype TEXT) RETURNS INTEGER
-  AS $$
+CREATE OR REPLACE FUNCTION insert_osmline(wayid BIGINT, interpolationtype TEXT,
+                                                street TEXT, addr_place TEXT, 
+                                                defpostalcode TEXT, country_code TEXT,
+                                                geom GEOMETRY)
+RETURNS INTEGER AS $$

 DECLARE
 DECLARE

-  
+

   newpoints INTEGER;
   waynodes BIGINT[];
   nodeid BIGINT;
   newpoints INTEGER;
   waynodes BIGINT[];
   nodeid BIGINT;


@@ -800,130 +649,101 @@ DECLARE
   nextnode RECORD;
   startnumber INTEGER;
   endnumber INTEGER;
   nextnode RECORD;
   startnumber INTEGER;
   endnumber INTEGER;

-  stepsize INTEGER;
-  orginalstartnumber INTEGER;
-  originalnumberrange INTEGER;

   housenum INTEGER;
   linegeo GEOMETRY;
   housenum INTEGER;
   linegeo GEOMETRY;

-  search_place_id BIGINT;
-  defpostalcode TEXT;
+  splitline GEOMETRY;
+  sectiongeo GEOMETRY;
+  pointgeo GEOMETRY;
+  place_centroid GEOMETRY;
+  calculated_country_code VARCHAR(2);
+  partition INTEGER;
+  geometry_sector INTEGER;

 
 

-  havefirstpoint BOOLEAN;
-  linestr TEXT;

 BEGIN
 BEGIN

-  newpoints := 0;
-  IF interpolationtype = 'odd' OR interpolationtype = 'even' OR interpolationtype = 'all' THEN
-
-    select postcode from placex where osm_type = 'W' and osm_id = wayid INTO defpostalcode;
-    select nodes from planet_osm_ways where id = wayid INTO waynodes;
---RAISE WARNING 'interpolation % % %',wayid,interpolationtype,waynodes;
-    IF array_upper(waynodes, 1) IS NOT NULL THEN
-
-      havefirstpoint := false;
-
-      FOR nodeidpos in 1..array_upper(waynodes, 1) LOOP
-
-        -- If there is a place of a type other than place/house, use that because
-        -- it is guaranteed to be the original node. For place/house types use the
-        -- one with the smallest id because the original node was created first.
-        -- Ignore all nodes marked for deletion. (Might happen when the type changes.)
-        select place_id from placex where osm_type = 'N' and osm_id = waynodes[nodeidpos]::BIGINT and indexed_status < 100 order by (type = 'house'),place_id limit 1 INTO search_place_id;
-        IF search_place_id IS NULL THEN
-          -- if no such node exists, create a record of the right type
-          select * from placex where osm_type = 'N' and osm_id = waynodes[nodeidpos]::BIGINT and type = 'house' limit 1 INTO nextnode;
-          select ST_SetSRID(ST_Point(lon::float/10000000,lat::float/10000000),4326) from planet_osm_nodes where id = waynodes[nodeidpos] INTO nextnode.geometry;
-          IF nextnode.geometry IS NULL THEN
-            -- we don't have any information about this point, most likely
-            -- because an excerpt was updated and the node never imported
-            -- because the interpolation is outside the region of the excerpt.
-            -- Give up.
-            RETURN newpoints;
-          END IF;
-        ELSE
-          select * from placex where place_id = search_place_id INTO nextnode;
-        END IF;
+  place_centroid := ST_PointOnSurface(geom);
+  calculated_country_code := lower(get_country_code(place_centroid));
+  partition := get_partition(calculated_country_code);
+  geometry_sector := geometry_sector(partition, place_centroid);

 
 

---RAISE WARNING 'interpolation node % % % ',nextnode.housenumber,ST_X(nextnode.geometry),ST_Y(nextnode.geometry);
-      
-        IF havefirstpoint THEN
+  IF interpolationtype != 'odd' AND interpolationtype != 'even' AND interpolationtype!='all' THEN
+    -- other interpolation types than odd/even/all (e.g. numeric ones) are not supported
+    RETURN 0;
+  END IF;

 
 

-          -- add point to the line string
-          linestr := linestr||','||ST_X(nextnode.geometry)||' '||ST_Y(nextnode.geometry);
-          endnumber := ('0'||substring(nextnode.housenumber,'[0-9]+'))::integer;
+  select nodes from planet_osm_ways where id = wayid INTO waynodes;

 
 

-          IF startnumber IS NOT NULL and startnumber > 0 AND endnumber IS NOT NULL and endnumber > 0 AND @(startnumber - endnumber) < 1000 THEN
+  IF array_upper(waynodes, 1) IS NULL THEN
+    RETURN 0;
+  END IF;

 
 

---RAISE WARNING 'interpolation end % % ',nextnode.place_id,endnumber;
+  linegeo := geom;
+  startnumber := NULL;
+
+  FOR nodeidpos in 1..array_upper(waynodes, 1) LOOP
+
+    -- If there is a place of a type other than place/house, use that because
+    -- it is guaranteed to be the original node. For place/house types use the
+    -- one with the smallest id because the original node was created first.
+    -- Ignore all nodes marked for deletion. (Might happen when the type changes.)
+    select * from placex where osm_type = 'N' and osm_id = waynodes[nodeidpos]::BIGINT
+                               and indexed_status < 100 and housenumber is not NULL
+                         order by (type = 'address'),place_id limit 1 INTO nextnode;
+    --RAISE NOTICE 'Nextnode.place_id: %s', nextnode.place_id;
+    IF nextnode.place_id IS NOT NULL THEN
+      --RAISE NOTICE 'place_id is not null';
+      IF nodeidpos > 1 and nodeidpos < array_upper(waynodes, 1) THEN
+        -- Make sure that the point is actually on the line. That might
+        -- be a bit paranoid but ensures that the algorithm still works
+        -- should osm2pgsql attempt to repair geometries.
+        splitline := split_line_on_node(linegeo, nextnode.geometry);
+        sectiongeo := ST_GeometryN(splitline, 1);
+        linegeo := ST_GeometryN(splitline, 2);
+      ELSE
+        sectiongeo = linegeo;
+      END IF;
+      endnumber := substring(nextnode.housenumber,'[0-9]+')::integer;

 
 

-            IF startnumber != endnumber THEN
+      IF startnumber IS NOT NULL AND endnumber IS NOT NULL
+         AND @(startnumber - endnumber) < 1000 AND startnumber != endnumber
+         AND ST_GeometryType(sectiongeo) = 'ST_LineString' THEN

 
 

-              linestr := linestr || ')';
---RAISE WARNING 'linestr %',linestr;
-              linegeo := ST_GeomFromText(linestr,4326);
-              linestr := 'LINESTRING('||ST_X(nextnode.geometry)||' '||ST_Y(nextnode.geometry);
-              IF (startnumber > endnumber) THEN
-                housenum := endnumber;
-                endnumber := startnumber;
-                startnumber := housenum;
-                linegeo := ST_Reverse(linegeo);
-              END IF;
-              orginalstartnumber := startnumber;
-              originalnumberrange := endnumber - startnumber;
-
--- Too much broken data worldwide for this test to be worth using
---              IF originalnumberrange > 500 THEN
---                RAISE WARNING 'Number block of % while processing % %', originalnumberrange, prevnode, nextnode;
---              END IF;
-
-              IF (interpolationtype = 'odd' AND startnumber%2 = 0) OR (interpolationtype = 'even' AND startnumber%2 = 1) THEN
-                startnumber := startnumber + 1;
-                stepsize := 2;
-              ELSE
-                IF (interpolationtype = 'odd' OR interpolationtype = 'even') THEN
-                  startnumber := startnumber + 2;
-                  stepsize := 2;
-                ELSE -- everything else assumed to be 'all'
-                  startnumber := startnumber + 1;
-                  stepsize := 1;
-                END IF;
-              END IF;
-              endnumber := endnumber - 1;
-              delete from placex where osm_type = 'N' and osm_id = prevnode.osm_id and type = 'house' and place_id != prevnode.place_id;
-              FOR housenum IN startnumber..endnumber BY stepsize LOOP
-                -- this should really copy postcodes but it puts a huge burdon on the system for no big benefit
-                -- ideally postcodes should move up to the way
-                insert into placex (osm_type, osm_id, class, type, admin_level, housenumber, street, addr_place, isin, postcode,
-                  country_code, parent_place_id, rank_address, rank_search, indexed_status, geometry)
-                  values ('N',prevnode.osm_id, 'place', 'house', prevnode.admin_level, housenum, prevnode.street, prevnode.addr_place, prevnode.isin, coalesce(prevnode.postcode, defpostalcode),
-                  prevnode.country_code, prevnode.parent_place_id, prevnode.rank_address, prevnode.rank_search, 1, ST_LineInterpolatePoint(linegeo, (housenum::float-orginalstartnumber::float)/originalnumberrange::float));
-                newpoints := newpoints + 1;
---RAISE WARNING 'interpolation number % % ',prevnode.place_id,housenum;
-              END LOOP;
-            END IF;
-            havefirstpoint := false;
-          END IF;
+        IF (startnumber > endnumber) THEN
+          housenum := endnumber;
+          endnumber := startnumber;
+          startnumber := housenum;
+          sectiongeo := ST_Reverse(sectiongeo);

         END IF;
         END IF;

+        
+        -- a correction for odd/even is NOT necessary anymore (e.g. if interpolationtype=even, but start/endnumber != even)
+        -- see PlaceLookup.php
+
+        -- keep for compatibility with previous versions
+        delete from placex where osm_type = 'N' and osm_id = prevnode.osm_id
+                             and place_id != prevnode.place_id and class = 'place'
+                             and type = 'house';
+        insert into location_property_osmline
+          values (sectiongeo, nextval('seq_place'), partition, wayid, NULL, startnumber, endnumber, interpolationtype, prevnode.admin_level,
+           street, coalesce(prevnode.postcode, defpostalcode),
+           calculated_country_code, geometry_sector, 2, now());
+      END IF;

 
 

-        IF NOT havefirstpoint THEN
-          startnumber := ('0'||substring(nextnode.housenumber,'[0-9]+'))::integer;
-          IF startnumber IS NOT NULL AND startnumber > 0 THEN
-            havefirstpoint := true;
-            linestr := 'LINESTRING('||ST_X(nextnode.geometry)||' '||ST_Y(nextnode.geometry);
-            prevnode := nextnode;
-          END IF;
---RAISE WARNING 'interpolation start % % ',nextnode.place_id,startnumber;
-        END IF;
-      END LOOP;
-    END IF;
-  END IF;
+      -- early break if we are out of line string,
+      -- might happen when a line string loops back on itself
+      IF ST_GeometryType(linegeo) != 'ST_LineString' THEN
+          RETURN 0;
+      END IF;

 
 

---RAISE WARNING 'interpolation points % ',newpoints;
+      startnumber := substring(nextnode.housenumber,'[0-9]+')::integer;
+      prevnode := nextnode;
+    END IF;
+  END LOOP;

 
 

-  RETURN newpoints;
+  RETURN 1;

 END;
 $$
 LANGUAGE plpgsql;
 
 END;
 $$
 LANGUAGE plpgsql;
 

+

 CREATE OR REPLACE FUNCTION placex_insert() RETURNS TRIGGER
   AS $$
 DECLARE
 CREATE OR REPLACE FUNCTION placex_insert() RETURNS TRIGGER
   AS $$
 DECLARE


@@ -934,30 +754,19 @@ DECLARE
   default_language VARCHAR(10);
   diameter FLOAT;
   classtable TEXT;
   default_language VARCHAR(10);
   diameter FLOAT;
   classtable TEXT;

+  line RECORD;

 BEGIN
   --DEBUG: RAISE WARNING '% %',NEW.osm_type,NEW.osm_id;
 
 BEGIN
   --DEBUG: RAISE WARNING '% %',NEW.osm_type,NEW.osm_id;
 

-  -- just block these
-  IF NEW.class in ('landuse','natural') and NEW.name is null THEN
---    RAISE WARNING 'empty landuse %',NEW.osm_id;
-    RETURN null;
+  -- ignore interpolated addresses, not necessary anymore, cause interpolated addresses are now in location_property_osmline
+  IF NEW.class = 'place' and NEW.type = 'address' THEN
+    RETURN NEW;

   END IF;
 
   IF ST_IsEmpty(NEW.geometry) OR NOT ST_IsValid(NEW.geometry) OR ST_X(ST_Centroid(NEW.geometry))::text in ('NaN','Infinity','-Infinity') OR ST_Y(ST_Centroid(NEW.geometry))::text in ('NaN','Infinity','-Infinity') THEN  
     -- block all invalid geometary - just not worth the risk.  seg faults are causing serious problems.
     RAISE WARNING 'invalid geometry %',NEW.osm_id;
     RETURN NULL;
   END IF;
 
   IF ST_IsEmpty(NEW.geometry) OR NOT ST_IsValid(NEW.geometry) OR ST_X(ST_Centroid(NEW.geometry))::text in ('NaN','Infinity','-Infinity') OR ST_Y(ST_Centroid(NEW.geometry))::text in ('NaN','Infinity','-Infinity') THEN  
     -- block all invalid geometary - just not worth the risk.  seg faults are causing serious problems.
     RAISE WARNING 'invalid geometry %',NEW.osm_id;
     RETURN NULL;

-
-    -- Dead code
-    IF NEW.osm_type = 'R' THEN
-      -- invalid multipolygons can crash postgis, don't even bother to try!
-      RETURN NULL;
-    END IF;
-    NEW.geometry := ST_buffer(NEW.geometry,0);
-    IF ST_IsEmpty(NEW.geometry) OR NOT ST_IsValid(NEW.geometry) OR ST_X(ST_Centroid(NEW.geometry))::text in ('NaN','Infinity','-Infinity') OR ST_Y(ST_Centroid(NEW.geometry))::text in ('NaN','Infinity','-Infinity') THEN  
-      RAISE WARNING 'Invalid geometary, rejecting: % %', NEW.osm_type, NEW.osm_id;
-      RETURN NULL;
-    END IF;

   END IF;
 
   --DEBUG: RAISE WARNING '% % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type;
   END IF;
 
   --DEBUG: RAISE WARNING '% % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type;


@@ -965,9 +774,9 @@ BEGIN
   NEW.place_id := nextval('seq_place');
   NEW.indexed_status := 1; --STATUS_NEW
 
   NEW.place_id := nextval('seq_place');
   NEW.indexed_status := 1; --STATUS_NEW
 

-  NEW.calculated_country_code := lower(get_country_code(NEW.geometry, NEW.country_code));
+  NEW.calculated_country_code := lower(get_country_code(NEW.geometry));

 
 

-  NEW.partition := get_partition(NEW.geometry, NEW.calculated_country_code);
+  NEW.partition := get_partition(NEW.calculated_country_code);

   NEW.geometry_sector := geometry_sector(NEW.partition, NEW.geometry);
 
   -- copy 'name' to or from the default language (if there is a default language)
   NEW.geometry_sector := geometry_sector(NEW.partition, NEW.geometry);
 
   -- copy 'name' to or from the default language (if there is a default language)


@@ -1019,6 +828,13 @@ BEGIN
             NEW.rank_address := 5;
           END IF;
 
             NEW.rank_address := 5;
           END IF;
 

+        ELSEIF NEW.calculated_country_code = 'sg' THEN
+
+          IF NEW.postcode ~ '^([0-9]{6})$' THEN
+            NEW.rank_search := 25;
+            NEW.rank_address := 11;
+          END IF;
+

         ELSEIF NEW.calculated_country_code = 'de' THEN
 
           IF NEW.postcode ~ '^([0-9]{5})$' THEN
         ELSEIF NEW.calculated_country_code = 'de' THEN
 
           IF NEW.postcode ~ '^([0-9]{5})$' THEN


@@ -1078,18 +894,6 @@ BEGIN
       ELSEIF NEW.type in ('village','hamlet','municipality','district','unincorporated_area','borough') THEN
         NEW.rank_search := 19;
         NEW.rank_address := 16;
       ELSEIF NEW.type in ('village','hamlet','municipality','district','unincorporated_area','borough') THEN
         NEW.rank_search := 19;
         NEW.rank_address := 16;

-      ELSEIF NEW.type in ('airport') AND ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') THEN
-        NEW.rank_search := 18;
-        NEW.rank_address := 17;
-      ELSEIF NEW.type in ('moor') AND ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') THEN
-        NEW.rank_search := 17;
-        NEW.rank_address := 18;
-      ELSEIF NEW.type in ('moor') THEN
-        NEW.rank_search := 17;
-        NEW.rank_address := 0;
-      ELSEIF NEW.type in ('national_park') THEN
-        NEW.rank_search := 18;
-        NEW.rank_address := 18;

       ELSEIF NEW.type in ('suburb','croft','subdivision','isolated_dwelling') THEN
         NEW.rank_search := 20;
         NEW.rank_address := NEW.rank_search;
       ELSEIF NEW.type in ('suburb','croft','subdivision','isolated_dwelling') THEN
         NEW.rank_search := 20;
         NEW.rank_address := NEW.rank_search;


@@ -1100,19 +904,14 @@ BEGIN
         IF (NEW.extratags -> 'locality') = 'townland' THEN
           NEW.rank_address := 20;
         END IF;
         IF (NEW.extratags -> 'locality') = 'townland' THEN
           NEW.rank_address := 20;
         END IF;

-      ELSEIF NEW.type in ('hall_of_residence','neighbourhood','housing_estate','nature_reserve') THEN
+      ELSEIF NEW.type in ('neighbourhood') THEN

         NEW.rank_search := 22;
         NEW.rank_address := 22;
         NEW.rank_search := 22;
         NEW.rank_address := 22;

-      ELSEIF NEW.type in ('airport','street') THEN
-        NEW.rank_search := 26;
-        NEW.rank_address := NEW.rank_search;

       ELSEIF NEW.type in ('house','building') THEN
         NEW.rank_search := 30;
         NEW.rank_address := NEW.rank_search;
       ELSEIF NEW.type in ('houses') THEN
         -- can't guarantee all required nodes loaded yet due to caching in osm2pgsql
       ELSEIF NEW.type in ('house','building') THEN
         NEW.rank_search := 30;
         NEW.rank_address := NEW.rank_search;
       ELSEIF NEW.type in ('houses') THEN
         -- can't guarantee all required nodes loaded yet due to caching in osm2pgsql

-        -- insert new point into place for each derived building
-        --i := create_interpolation(NEW.osm_id, NEW.housenumber);

         NEW.rank_search := 28;
         NEW.rank_address := 0;
       END IF;
         NEW.rank_search := 28;
         NEW.rank_address := 0;
       END IF;


@@ -1130,35 +929,36 @@ BEGIN
       END IF;
     ELSEIF NEW.class = 'landuse' AND ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') THEN
       NEW.rank_search := 22;
       END IF;
     ELSEIF NEW.class = 'landuse' AND ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') THEN
       NEW.rank_search := 22;

-      NEW.rank_address := NEW.rank_search;
+      IF NEW.type in ('residential', 'farm', 'farmyard', 'industrial', 'commercial', 'allotments', 'retail') THEN
+        NEW.rank_address := NEW.rank_search;
+      ELSE
+        NEW.rank_address := 0;
+      END IF;

     ELSEIF NEW.class = 'natural' and NEW.type in ('peak','volcano','mountain_range') THEN
       NEW.rank_search := 18;
       NEW.rank_address := 0;
     ELSEIF NEW.class = 'natural' and NEW.type in ('peak','volcano','mountain_range') THEN
       NEW.rank_search := 18;
       NEW.rank_address := 0;

+    ELSEIF NEW.class = 'natural' and NEW.type = 'sea' THEN
+      NEW.rank_search := 4;
+      NEW.rank_address := NEW.rank_search;

     -- any feature more than 5 square miles is probably worth indexing
     ELSEIF ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') AND ST_Area(NEW.geometry) > 0.1 THEN
       NEW.rank_search := 22;
     -- any feature more than 5 square miles is probably worth indexing
     ELSEIF ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') AND ST_Area(NEW.geometry) > 0.1 THEN
       NEW.rank_search := 22;

-      NEW.rank_address := NEW.rank_search;
-    ELSEIF NEW.class = 'highway' AND NEW.name is NULL AND 
-           NEW.type in ('service','cycleway','path','footway','steps','bridleway','track','byway','motorway_link','primary_link','trunk_link','secondary_link','tertiary_link') THEN
---      RAISE WARNING 'unnamed minor feature %',NEW.osm_id;
-      RETURN NULL;
+      NEW.rank_address := 0;

     ELSEIF NEW.class = 'railway' AND NEW.type in ('rail') THEN
       RETURN NULL;
     ELSEIF NEW.class = 'railway' AND NEW.type in ('rail') THEN
       RETURN NULL;

-    ELSEIF NEW.class = 'waterway' AND NEW.name is NULL THEN
-      RETURN NULL;

     ELSEIF NEW.class = 'waterway' THEN
     ELSEIF NEW.class = 'waterway' THEN

-      NEW.rank_address := 17;
+      IF NEW.osm_type = 'R' THEN
+        NEW.rank_search := 16;
+      ELSE
+        NEW.rank_search := 17;
+      END IF;
+      NEW.rank_address := 0;

     ELSEIF NEW.class = 'highway' AND NEW.osm_type != 'N' AND NEW.type in ('service','cycleway','path','footway','steps','bridleway','motorway_link','primary_link','trunk_link','secondary_link','tertiary_link') THEN
       NEW.rank_search := 27;
       NEW.rank_address := NEW.rank_search;
     ELSEIF NEW.class = 'highway' AND NEW.osm_type != 'N' THEN
       NEW.rank_search := 26;
       NEW.rank_address := NEW.rank_search;
     ELSEIF NEW.class = 'highway' AND NEW.osm_type != 'N' AND NEW.type in ('service','cycleway','path','footway','steps','bridleway','motorway_link','primary_link','trunk_link','secondary_link','tertiary_link') THEN
       NEW.rank_search := 27;
       NEW.rank_address := NEW.rank_search;
     ELSEIF NEW.class = 'highway' AND NEW.osm_type != 'N' THEN
       NEW.rank_search := 26;
       NEW.rank_address := NEW.rank_search;

-    ELSEIF NEW.class = 'natural' and NEW.type = 'sea' THEN
-      NEW.rank_search := 4;
-      NEW.rank_address := NEW.rank_search;
-    ELSEIF NEW.class = 'natural' and NEW.type in ('coastline') THEN
-      RETURN NULL;

     ELSEIF NEW.class = 'mountain_pass' THEN
         NEW.rank_search := 20;
         NEW.rank_address := 0;
     ELSEIF NEW.class = 'mountain_pass' THEN
         NEW.rank_search := 20;
         NEW.rank_address := 0;


@@ -1179,7 +979,7 @@ BEGIN
   END IF;
 
   -- a country code make no sense below rank 4 (country)
   END IF;
 
   -- a country code make no sense below rank 4 (country)

-  IF NEW.rank_address < 4 THEN
+  IF NEW.rank_search < 4 THEN

     NEW.calculated_country_code := NULL;
   END IF;
 
     NEW.calculated_country_code := NULL;
   END IF;
 


@@ -1192,55 +992,59 @@ BEGIN
 
   RETURN NEW; -- @DIFFUPDATES@ The following is not needed until doing diff updates, and slows the main index process down
 
 
   RETURN NEW; -- @DIFFUPDATES@ The following is not needed until doing diff updates, and slows the main index process down
 

-  IF (ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') AND ST_IsValid(NEW.geometry)) THEN
-    -- Performance: We just can't handle re-indexing for country level changes
-    IF st_area(NEW.geometry) < 1 THEN
-      -- mark items within the geometry for re-indexing
---    RAISE WARNING 'placex poly insert: % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type;
-
-      -- work around bug in postgis, this may have been fixed in 2.0.0 (see http://trac.osgeo.org/postgis/ticket/547)
-      update placex set indexed_status = 2 where (st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry)) 
-       AND rank_search > NEW.rank_search and indexed_status = 0 and ST_geometrytype(placex.geometry) = 'ST_Point' and (rank_search < 28 or name is not null or (NEW.rank_search >= 16 and addr_place is not null));
-      update placex set indexed_status = 2 where (st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry)) 
-       AND rank_search > NEW.rank_search and indexed_status = 0 and ST_geometrytype(placex.geometry) != 'ST_Point' and (rank_search < 28 or name is not null or (NEW.rank_search >= 16 and addr_place is not null));
-    END IF;
-  ELSE
-    -- mark nearby items for re-indexing, where 'nearby' depends on the features rank_search and is a complete guess :(
-    diameter := 0;
-    -- 16 = city, anything higher than city is effectively ignored (polygon required!)
-    IF NEW.type='postcode' THEN
-      diameter := 0.05;
-    ELSEIF NEW.rank_search < 16 THEN
+  IF NEW.rank_address > 0 THEN
+    IF (ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') AND ST_IsValid(NEW.geometry)) THEN
+      -- Performance: We just can't handle re-indexing for country level changes
+      IF st_area(NEW.geometry) < 1 THEN
+        -- mark items within the geometry for re-indexing
+  --    RAISE WARNING 'placex poly insert: % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type;
+
+        -- work around bug in postgis, this may have been fixed in 2.0.0 (see http://trac.osgeo.org/postgis/ticket/547)
+        update placex set indexed_status = 2 where (st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry)) 
+         AND rank_search > NEW.rank_search and indexed_status = 0 and ST_geometrytype(placex.geometry) = 'ST_Point' and (rank_search < 28 or name is not null or (NEW.rank_search >= 16 and addr_place is not null));
+        update placex set indexed_status = 2 where (st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry)) 
+         AND rank_search > NEW.rank_search and indexed_status = 0 and ST_geometrytype(placex.geometry) != 'ST_Point' and (rank_search < 28 or name is not null or (NEW.rank_search >= 16 and addr_place is not null));
+      END IF;
+    ELSE
+      -- mark nearby items for re-indexing, where 'nearby' depends on the features rank_search and is a complete guess :(

       diameter := 0;
       diameter := 0;

-    ELSEIF NEW.rank_search < 18 THEN
-      diameter := 0.1;
-    ELSEIF NEW.rank_search < 20 THEN
-      diameter := 0.05;
-    ELSEIF NEW.rank_search = 21 THEN
-      diameter := 0.001;
-    ELSEIF NEW.rank_search < 24 THEN
-      diameter := 0.02;
-    ELSEIF NEW.rank_search < 26 THEN
-      diameter := 0.002; -- 100 to 200 meters
-    ELSEIF NEW.rank_search < 28 THEN
-      diameter := 0.001; -- 50 to 100 meters
-    END IF;
-    IF diameter > 0 THEN
---      RAISE WARNING 'placex point insert: % % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type,diameter;
-      IF NEW.rank_search >= 26 THEN
-        -- roads may cause reparenting for >27 rank places
-        update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter);
-      ELSEIF NEW.rank_search >= 16 THEN
-        -- up to rank 16, street-less addresses may need reparenting
-        update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter) and (rank_search < 28 or name is not null or addr_place is not null);
-      ELSE
-        -- for all other places the search terms may change as well
-        update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter) and (rank_search < 28 or name is not null);
+      -- 16 = city, anything higher than city is effectively ignored (polygon required!)
+      IF NEW.type='postcode' THEN
+        diameter := 0.05;
+      ELSEIF NEW.rank_search < 16 THEN
+        diameter := 0;
+      ELSEIF NEW.rank_search < 18 THEN
+        diameter := 0.1;
+      ELSEIF NEW.rank_search < 20 THEN
+        diameter := 0.05;
+      ELSEIF NEW.rank_search = 21 THEN
+        diameter := 0.001;
+      ELSEIF NEW.rank_search < 24 THEN
+        diameter := 0.02;
+      ELSEIF NEW.rank_search < 26 THEN
+        diameter := 0.002; -- 100 to 200 meters
+      ELSEIF NEW.rank_search < 28 THEN
+        diameter := 0.001; -- 50 to 100 meters
+      END IF;
+      IF diameter > 0 THEN
+  --      RAISE WARNING 'placex point insert: % % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type,diameter;
+        IF NEW.rank_search >= 26 THEN
+          -- roads may cause reparenting for >27 rank places
+          update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter);
+          -- reparenting also for OSM Interpolation Lines (and for Tiger?)
+          update location_property_osmline set indexed_status = 2 where indexed_status = 0 and ST_DWithin(location_property_osmline.linegeo, NEW.geometry, diameter);
+        ELSEIF NEW.rank_search >= 16 THEN
+          -- up to rank 16, street-less addresses may need reparenting
+          update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter) and (rank_search < 28 or name is not null or addr_place is not null);
+        ELSE
+          -- for all other places the search terms may change as well
+          update placex set indexed_status = 2 where indexed_status = 0 and rank_search > NEW.rank_search and ST_DWithin(placex.geometry, NEW.geometry, diameter) and (rank_search < 28 or name is not null);
+        END IF;

       END IF;
     END IF;
       END IF;
     END IF;

-

   END IF;
 
   END IF;
 

+

    -- add to tables for special search
    -- Note: won't work on initial import because the classtype tables
    -- do not yet exist. It won't hurt either.
    -- add to tables for special search
    -- Note: won't work on initial import because the classtype tables
    -- do not yet exist. It won't hurt either.


@@ -1251,18 +1055,44 @@ BEGIN
     USING NEW.place_id, ST_Centroid(NEW.geometry);
   END IF;
 
     USING NEW.place_id, ST_Centroid(NEW.geometry);
   END IF;
 

-
---  IF NEW.rank_search < 26 THEN
---    RAISE WARNING 'placex insert: % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type;
---  END IF;
-

   RETURN NEW;
 
 END;
 $$
 LANGUAGE plpgsql;
 
   RETURN NEW;
 
 END;
 $$
 LANGUAGE plpgsql;
 

-CREATE OR REPLACE FUNCTION placex_update() RETURNS 
+CREATE OR REPLACE FUNCTION osmline_update() RETURNS 
+TRIGGER
+  AS $$
+DECLARE
+  place_centroid GEOMETRY;
+BEGIN
+  -- deferred delete
+  IF OLD.indexed_status = 100 THEN
+    delete from location_property_osmline where place_id = OLD.place_id;
+    RETURN NULL;
+  END IF;
+  
+  IF NEW.indexed_status != 0 OR OLD.indexed_status = 0 THEN
+    RETURN NEW;
+  END IF;
+  
+  IF OLD.indexed_status = 2 and NEW.indexed_status=0 THEN
+    -- do the reparenting: (finally here, so that ALL places in placex, that are needed for reparenting, are up to date)
+    -- (the osm interpolationline in location_property_osmline was marked for reparenting in placex_insert/placex_delete with index_status = 2 
+    -- => index.c: sets index_status back to 0
+    -- => triggers this function)
+    place_centroid := ST_PointOnSurface(NEW.linegeo);
+    -- mark descendants for reparenting
+    UPDATE placex SET indexed_status = 2 WHERE parent_place_id = OLD.place_id;
+    NEW.parent_place_id = get_interpolation_parent(NEW.osm_id, NEW.street, null, NEW.partition, place_centroid, NEW.linegeo); -- addr_place (3rd param) is not necessarily needed
+    return NEW;
+  END IF;
+END;
+$$
+LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION placex_update() RETURNS

 TRIGGER
   AS $$
 DECLARE
 TRIGGER
   AS $$
 DECLARE


@@ -1272,8 +1102,6 @@ DECLARE
   search_maxdistance FLOAT[];
   search_mindistance FLOAT[];
   address_havelevel BOOLEAN[];
   search_maxdistance FLOAT[];
   search_mindistance FLOAT[];
   address_havelevel BOOLEAN[];

---  search_scores wordscore[];
---  search_scores_pos INTEGER;

 
   i INTEGER;
   iMax FLOAT;
 
   i INTEGER;
   iMax FLOAT;


@@ -1288,6 +1116,7 @@ DECLARE
   search_maxrank INTEGER;
   address_maxrank INTEGER;
   address_street_word_id INTEGER;
   search_maxrank INTEGER;
   address_maxrank INTEGER;
   address_street_word_id INTEGER;

+  address_street_word_ids INTEGER[];

   parent_place_id_rank BIGINT;
   
   isin TEXT[];
   parent_place_id_rank BIGINT;
   
   isin TEXT[];


@@ -1297,8 +1126,7 @@ DECLARE
   location_distance FLOAT;
   location_parent GEOMETRY;
   location_isaddress BOOLEAN;
   location_distance FLOAT;
   location_parent GEOMETRY;
   location_isaddress BOOLEAN;

-
-  tagpairid INTEGER;
+  location_keywords INTEGER[];

 
   default_language TEXT;
   name_vector INTEGER[];
 
   default_language TEXT;
   name_vector INTEGER[];


@@ -1308,7 +1136,6 @@ DECLARE
 
   result BOOLEAN;
 BEGIN
 
   result BOOLEAN;
 BEGIN

-

   -- deferred delete
   IF OLD.indexed_status = 100 THEN
     --DEBUG: RAISE WARNING 'placex_update_delete % %',NEW.osm_type,NEW.osm_id;
   -- deferred delete
   IF OLD.indexed_status = 100 THEN
     --DEBUG: RAISE WARNING 'placex_update_delete % %',NEW.osm_type,NEW.osm_id;


@@ -1317,7 +1144,20 @@ BEGIN
   END IF;
 
   IF NEW.indexed_status != 0 OR OLD.indexed_status = 0 THEN
   END IF;
 
   IF NEW.indexed_status != 0 OR OLD.indexed_status = 0 THEN

-    RETURN NEW;
+  
+    -- if a node(=>house), which is part of a interpolation line, changes (e.g. the street attribute) => mark this line for reparenting 
+    -- (already here, because interpolation lines are reindexed before nodes, so in the second call it would be too late)
+    -- needed for test case features/db/import: Scenario: addr:street added to housenumbers
+    IF NEW.osm_type='N' and NEW.class='place' and NEW.type='house' THEN
+        -- Is this node part of an interpolation line? search for it in location_property_osmline and mark the interpolation line for reparenting
+        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;
+    RETURN NEW;
+  END IF;
+
+  -- ignore interpolated addresses
+  IF NEW.class = 'place' and NEW.type = 'address' THEN
+    RETURN NEW;

   END IF;
 
   --DEBUG: RAISE WARNING 'placex_update % %',NEW.osm_type,NEW.osm_id;
   END IF;
 
   --DEBUG: RAISE WARNING 'placex_update % %',NEW.osm_type,NEW.osm_id;


@@ -1330,606 +1170,634 @@ BEGIN
     RETURN NEW;
   END IF;
 
     RETURN NEW;
   END IF;
 

-  -- TODO: this test is now redundant?
-  IF OLD.indexed_status != 0 THEN
+  NEW.indexed_date = now();

 
 

-    NEW.indexed_date = now();
+  result := deleteSearchName(NEW.partition, NEW.place_id);
+  DELETE FROM place_addressline WHERE place_id = NEW.place_id;
+  result := deleteRoad(NEW.partition, NEW.place_id);
+  result := deleteLocationArea(NEW.partition, NEW.place_id, NEW.rank_search);
+  UPDATE placex set linked_place_id = null, indexed_status = 2
+         where linked_place_id = NEW.place_id;
+  -- update not necessary for osmline, cause linked_place_id does not exist

 
 

-    result := deleteSearchName(NEW.partition, NEW.place_id);
-    DELETE FROM place_addressline WHERE place_id = NEW.place_id;
-    DELETE FROM place_boundingbox where place_id = NEW.place_id;
-    result := deleteRoad(NEW.partition, NEW.place_id);
-    result := deleteLocationArea(NEW.partition, NEW.place_id, NEW.rank_search);
-    UPDATE placex set linked_place_id = null where linked_place_id = NEW.place_id;
+  IF NEW.linked_place_id is not null THEN
+    RETURN NEW;
+  END IF;

 
 

-    IF NEW.linked_place_id is not null THEN
-      RETURN NEW;
-    END IF;
+  -- Speed up searches - just use the centroid of the feature
+  -- cheaper but less acurate
+  place_centroid := ST_PointOnSurface(NEW.geometry);
+  NEW.centroid := null;

 
 

-    IF NEW.class = 'place' AND NEW.type = 'houses' THEN
-      i := create_interpolation(NEW.osm_id, NEW.housenumber);
-      RETURN NEW;
+  -- recalculate country and partition
+  IF NEW.rank_search = 4 THEN
+    -- for countries, believe the mapped country code,
+    -- so that we remain in the right partition if the boundaries
+    -- suddenly expand.
+    NEW.partition := get_partition(lower(NEW.country_code));
+    IF NEW.partition = 0 THEN
+      NEW.calculated_country_code := lower(get_country_code(place_centroid));
+      NEW.partition := get_partition(NEW.calculated_country_code);
+    ELSE
+      NEW.calculated_country_code := lower(NEW.country_code);

     END IF;
     END IF;

-
-    -- Speed up searches - just use the centroid of the feature
-    -- cheaper but less acurate
-    place_centroid := ST_PointOnSurface(NEW.geometry);
-    NEW.centroid := null;
-
-    -- reclaculate country and partition
-    IF NEW.rank_search >= 4 THEN
+  ELSE
+    IF NEW.rank_search > 4 THEN

       --NEW.calculated_country_code := lower(get_country_code(NEW.geometry, NEW.country_code));
       NEW.calculated_country_code := lower(get_country_code(place_centroid));
     ELSE
       NEW.calculated_country_code := NULL;
     END IF;
       --NEW.calculated_country_code := lower(get_country_code(NEW.geometry, NEW.country_code));
       NEW.calculated_country_code := lower(get_country_code(place_centroid));
     ELSE
       NEW.calculated_country_code := NULL;
     END IF;

-    NEW.partition := get_partition(place_centroid, NEW.calculated_country_code);
-    NEW.geometry_sector := geometry_sector(NEW.partition, place_centroid);
+    NEW.partition := get_partition(NEW.calculated_country_code);
+  END IF;
+
+  -- waterway ways are linked when they are part of a relation and have the same class/type
+  IF NEW.osm_type = 'R' and NEW.class = 'waterway' THEN
+      FOR relation_members IN select members from planet_osm_rels r where r.id = NEW.osm_id and r.parts != array[]::bigint[]
+      LOOP
+          FOR i IN 1..array_upper(relation_members, 1) BY 2 LOOP
+              IF relation_members[i+1] in ('', 'main_stream', 'side_stream') AND substring(relation_members[i],1,1) = 'w' THEN
+                --DEBUG: RAISE WARNING 'waterway parent %, child %/%', NEW.osm_id, i, relation.members[i];
+                FOR linked_node_id IN SELECT place_id FROM placex
+                  WHERE osm_type = 'W' and osm_id = substring(relation_members[i],2,200)::bigint
+                  and class = NEW.class and type = NEW.type
+                  and ( relation_members[i+1] != 'side_stream' or NEW.name->'name' = name->'name')
+                LOOP
+                  UPDATE placex SET linked_place_id = NEW.place_id WHERE place_id = linked_node_id;
+                END LOOP;
+              END IF;
+          END LOOP;
+      END LOOP;
+  END IF;

 
 

-    -- Adding ourselves to the list simplifies address calculations later
-    INSERT INTO place_addressline VALUES (NEW.place_id, NEW.place_id, true, true, 0, NEW.rank_address); 
+  -- Adding ourselves to the list simplifies address calculations later
+  INSERT INTO place_addressline VALUES (NEW.place_id, NEW.place_id, true, true, 0, NEW.rank_address); 

 
 

-    -- What level are we searching from
-    search_maxrank := NEW.rank_search;
+  -- What level are we searching from
+  search_maxrank := NEW.rank_search;

 
 

-    -- Thought this wasn't needed but when we add new languages to the country_name table
-    -- we need to update the existing names
-    IF NEW.name is not null AND array_upper(akeys(NEW.name),1) > 1 THEN
-      default_language := get_country_language_code(NEW.calculated_country_code);
-      IF default_language IS NOT NULL THEN
-        IF NEW.name ? 'name' AND NOT NEW.name ? ('name:'||default_language) THEN
-          NEW.name := NEW.name || hstore(('name:'||default_language), (NEW.name -> 'name'));
-        ELSEIF NEW.name ? ('name:'||default_language) AND NOT NEW.name ? 'name' THEN
-          NEW.name := NEW.name || hstore('name', (NEW.name -> ('name:'||default_language)));
-        END IF;
+  -- Thought this wasn't needed but when we add new languages to the country_name table
+  -- we need to update the existing names
+  IF NEW.name is not null AND array_upper(akeys(NEW.name),1) > 1 THEN
+    default_language := get_country_language_code(NEW.calculated_country_code);
+    IF default_language IS NOT NULL THEN
+      IF NEW.name ? 'name' AND NOT NEW.name ? ('name:'||default_language) THEN
+        NEW.name := NEW.name || hstore(('name:'||default_language), (NEW.name -> 'name'));
+      ELSEIF NEW.name ? ('name:'||default_language) AND NOT NEW.name ? 'name' THEN
+        NEW.name := NEW.name || hstore('name', (NEW.name -> ('name:'||default_language)));

       END IF;
     END IF;
       END IF;
     END IF;

+  END IF;

 
 

-    -- Initialise the name vector using our name
-    name_vector := make_keywords(NEW.name);
-    nameaddress_vector := '{}'::int[];
-
-    -- some tag combinations add a special id for search
-    tagpairid := get_tagpair(NEW.class,NEW.type);
-    IF tagpairid IS NOT NULL THEN
-      name_vector := name_vector + tagpairid;
-    END IF;
+  -- Initialise the name vector using our name
+  name_vector := make_keywords(NEW.name);
+  nameaddress_vector := '{}'::int[];

 
 

-    FOR i IN 1..28 LOOP
-      address_havelevel[i] := false;
-    END LOOP;
+  FOR i IN 1..28 LOOP
+    address_havelevel[i] := false;
+  END LOOP;

 
 

-    NEW.importance := null;
-    select language||':'||title,importance from get_wikipedia_match(NEW.extratags, NEW.calculated_country_code) INTO NEW.wikipedia,NEW.importance;
-    IF NEW.importance IS NULL THEN
-      select language||':'||title,importance from wikipedia_article where osm_type = NEW.osm_type and osm_id = NEW.osm_id order by importance desc limit 1 INTO NEW.wikipedia,NEW.importance;
-    END IF;
+  NEW.importance := null;
+  select language||':'||title,importance from get_wikipedia_match(NEW.extratags, NEW.calculated_country_code) INTO NEW.wikipedia,NEW.importance;
+  IF NEW.importance IS NULL THEN
+    select language||':'||title,importance from wikipedia_article where osm_type = NEW.osm_type and osm_id = NEW.osm_id order by importance desc limit 1 INTO NEW.wikipedia,NEW.importance;
+  END IF;

 
 --RAISE WARNING 'before low level% %', NEW.place_id, NEW.rank_search;
 
 
 --RAISE WARNING 'before low level% %', NEW.place_id, NEW.rank_search;
 

-    -- For low level elements we inherit from our parent road
-    IF (NEW.rank_search > 27 OR (NEW.type = 'postcode' AND NEW.rank_search = 25)) THEN
+  -- For low level elements we inherit from our parent road
+  IF (NEW.rank_search > 27 OR (NEW.type = 'postcode' AND NEW.rank_search = 25)) THEN

 
 --RAISE WARNING 'finding street for %', NEW;
 
 
 --RAISE WARNING 'finding street for %', NEW;
 

-      -- We won't get a better centroid, besides these places are too small to care
-      NEW.centroid := place_centroid;
-
-      NEW.parent_place_id := null;
+    -- We won't get a better centroid, besides these places are too small to care
+    NEW.centroid := place_centroid;
+
+    NEW.parent_place_id := null;
+
+    -- if we have a POI and there is no address information,
+    -- see if we can get it from a surrounding building
+    IF NEW.osm_type = 'N' AND NEW.street IS NULL AND NEW.addr_place IS NULL
+       AND NEW.housenumber IS NULL THEN
+      FOR location IN select * from placex where ST_Covers(geometry, place_centroid)
+            and (housenumber is not null or street is not null or addr_place is not null)
+            and rank_search > 28 AND ST_GeometryType(geometry) in ('ST_Polygon','ST_MultiPolygon')
+            limit 1
+      LOOP
+        NEW.housenumber := location.housenumber;
+        NEW.street := location.street;
+        NEW.addr_place := location.addr_place;
+      END LOOP;
+    END IF;

 
 

-      -- to do that we have to find our parent road
-      -- Copy data from linked items (points on ways, addr:street links, relations)
-      -- Note that addr:street links can only be indexed once the street itself is indexed
-      IF NEW.parent_place_id IS NULL AND NEW.osm_type = 'N' THEN
+    -- We have to find our parent road.
+    -- Copy data from linked items (points on ways, addr:street links, relations)

 
 

-        -- Is this node part of a relation?
-        FOR relation IN select * from planet_osm_rels where parts @> ARRAY[NEW.osm_id] and members @> ARRAY['n'||NEW.osm_id]
-        LOOP
-          -- At the moment we only process one type of relation - associatedStreet
-          IF relation.tags @> ARRAY['associatedStreet'] AND array_upper(relation.members, 1) IS NOT NULL THEN
-            FOR i IN 1..array_upper(relation.members, 1) BY 2 LOOP
-              IF NEW.parent_place_id IS NULL AND relation.members[i+1] = 'street' THEN
+    -- Is this object part of a relation?
+    FOR relation IN select * from planet_osm_rels where parts @> ARRAY[NEW.osm_id] and members @> ARRAY[lower(NEW.osm_type)||NEW.osm_id]
+    LOOP
+      -- At the moment we only process one type of relation - associatedStreet
+      IF relation.tags @> ARRAY['associatedStreet'] THEN
+        FOR i IN 1..array_upper(relation.members, 1) BY 2 LOOP
+          IF NEW.parent_place_id IS NULL AND relation.members[i+1] = 'street' THEN

 --RAISE WARNING 'node in relation %',relation;
 --RAISE WARNING 'node in relation %',relation;

-                SELECT place_id from placex where osm_type='W' and osm_id = substring(relation.members[i],2,200)::bigint 
-                  and rank_search = 26 INTO NEW.parent_place_id;
-              END IF;
-            END LOOP;
+            SELECT place_id from placex where osm_type = 'W'
+              and osm_id = substring(relation.members[i],2,200)::bigint
+              and rank_search = 26 and name is not null INTO NEW.parent_place_id;

           END IF;
           END IF;

-        END LOOP;      
+        END LOOP;
+      END IF;
+    END LOOP;
+
+
+    -- Note that addr:street links can only be indexed once the street itself is indexed
+    IF NEW.parent_place_id IS NULL AND NEW.street IS NOT NULL THEN
+      address_street_word_ids := get_name_ids(make_standard_name(NEW.street));
+      IF address_street_word_ids IS NOT NULL THEN
+        FOR location IN SELECT * from getNearestNamedRoadFeature(NEW.partition, place_centroid, address_street_word_ids) LOOP
+            NEW.parent_place_id := location.place_id;
+        END LOOP;
+      END IF;
+    END IF;
+
+    IF NEW.parent_place_id IS NULL AND NEW.addr_place IS NOT NULL THEN
+      address_street_word_ids := get_name_ids(make_standard_name(NEW.addr_place));
+      IF address_street_word_ids IS NOT NULL THEN
+        FOR location IN SELECT * from getNearestNamedPlaceFeature(NEW.partition, place_centroid, address_street_word_ids) LOOP
+          NEW.parent_place_id := location.place_id;
+        END LOOP;
+      END IF;
+    END IF;
+
+    IF NEW.parent_place_id IS NULL AND NEW.osm_type = 'N' THEN

 
 --RAISE WARNING 'x1';
 
 --RAISE WARNING 'x1';

-        -- Is this node part of a way?
-        FOR way IN select id from planet_osm_ways where nodes @> ARRAY[NEW.osm_id] LOOP
---RAISE WARNING '%', way;
-        FOR location IN select * from placex where osm_type = 'W' and osm_id = way.id
-        LOOP
+      -- Is this node part of a way? search for the way in placex AND location_property_osmline (for interpolation lines)
+      FOR location IN select p.place_id, p.osm_id, p.parent_place_id, p.class, p.type, p.rank_search, p.street, p.addr_place from placex p, planet_osm_ways w
+         where p.osm_type = 'W' and p.rank_search >= 26 and p.geometry && NEW.geometry and w.id = p.osm_id and NEW.osm_id = any(w.nodes) 
+         UNION 
+         select q.place_id, q.osm_id, q.parent_place_id, 'place' as class, 'houses' as type, 30 as rank_search, null as street, 
+         null as addr_place from location_property_osmline q, planet_osm_ways x
+         where q.linegeo && NEW.geometry and x.id = q.osm_id and NEW.osm_id = any(x.nodes)
+      LOOP
+        

 --RAISE WARNING '%', location;
 --RAISE WARNING '%', location;

-          -- Way IS a road then we are on it - that must be our road
-          IF location.rank_search = 26 AND NEW.parent_place_id IS NULL THEN
+        -- Way IS a road then we are on it - that must be our road
+        IF location.rank_search = 26 AND NEW.parent_place_id IS NULL THEN

 --RAISE WARNING 'node in way that is a street %',location;
 --RAISE WARNING 'node in way that is a street %',location;

-            NEW.parent_place_id := location.place_id;
-          END IF;
-
-          -- Is the WAY part of a relation
-          IF NEW.parent_place_id IS NULL THEN
-              FOR relation IN select * from planet_osm_rels where parts @> ARRAY[location.osm_id] and members @> ARRAY['w'||location.osm_id]
-              LOOP
-                -- At the moment we only process one type of relation - associatedStreet
-                IF relation.tags @> ARRAY['associatedStreet'] AND array_upper(relation.members, 1) IS NOT NULL THEN
-                  FOR i IN 1..array_upper(relation.members, 1) BY 2 LOOP
-                    IF NEW.parent_place_id IS NULL AND relation.members[i+1] = 'street' THEN
-    --RAISE WARNING 'node in way that is in a relation %',relation;
-                      SELECT place_id from placex where osm_type='W' and osm_id = substring(relation.members[i],2,200)::bigint 
-                        and rank_search = 26 INTO NEW.parent_place_id;
-                    END IF;
-                  END LOOP;
-                END IF;
-              END LOOP;
-          END IF;    
-          
-          -- If the way contains an explicit name of a street copy it
-          IF NEW.street IS NULL AND NEW.addr_place IS NULL AND location.street IS NOT NULL THEN
---RAISE WARNING 'node in way that has a streetname %',location;
-            NEW.street := location.street;
-          END IF;
+          NEW.parent_place_id := location.place_id;
+        END IF;

 
 

-          -- IF the way contains an explicit name of a place copy it
-          IF NEW.addr_place IS NULL AND NEW.street IS NULL AND location.addr_place IS NOT NULL THEN
-            NEW.addr_place := location.addr_place;
-          END IF;
+        -- If this way is a street interpolation line then it is probably as good as we are going to get
+        IF NEW.parent_place_id IS NULL AND location.class = 'place' and location.type='houses' THEN
+          NEW.parent_place_id := location.parent_place_id;
+        END IF;

 
 

-          -- If this way is a street interpolation line then it is probably as good as we are going to get
-          IF NEW.parent_place_id IS NULL AND NEW.street IS NULL AND NEW.addr_place IS NULL AND location.class = 'place' and location.type='houses' THEN
-            -- Try and find a way that is close roughly parellel to this line
-            FOR relation IN SELECT place_id FROM placex
-              WHERE ST_DWithin(location.geometry, placex.geometry, 0.001) and placex.rank_search = 26
-                and st_geometrytype(location.geometry) in ('ST_LineString')
-              ORDER BY (ST_distance(placex.geometry, ST_LineInterpolatePoint(location.geometry,0))+
-                        ST_distance(placex.geometry, ST_LineInterpolatePoint(location.geometry,0.5))+
-                        ST_distance(placex.geometry, ST_LineInterpolatePoint(location.geometry,1))) ASC limit 1
+        -- Is the WAY part of a relation
+        IF NEW.parent_place_id IS NULL THEN
+            FOR relation IN select * from planet_osm_rels where parts @> ARRAY[location.osm_id] and members @> ARRAY['w'||location.osm_id]

             LOOP
             LOOP

---RAISE WARNING 'using nearest street to address interpolation line,0.001 %',relation;
-              NEW.parent_place_id := relation.place_id;
+              -- At the moment we only process one type of relation - associatedStreet
+              IF relation.tags @> ARRAY['associatedStreet'] AND array_upper(relation.members, 1) IS NOT NULL THEN
+                FOR i IN 1..array_upper(relation.members, 1) BY 2 LOOP
+                  IF NEW.parent_place_id IS NULL AND relation.members[i+1] = 'street' THEN
+  --RAISE WARNING 'node in way that is in a relation %',relation;
+                    SELECT place_id from placex where osm_type='W' and osm_id = substring(relation.members[i],2,200)::bigint 
+                      and rank_search = 26 and name is not null INTO NEW.parent_place_id;
+                  END IF;
+                END LOOP;
+              END IF;

             END LOOP;
             END LOOP;

-          END IF;
-
-        END LOOP;
-        END LOOP;
-                
-      END IF;
+        END IF;

 
 

---RAISE WARNING 'x2';
-
-      IF NEW.parent_place_id IS NULL AND NEW.osm_type = 'W' THEN
-        -- Is this way part of a relation?
-        FOR relation IN select * from planet_osm_rels where parts @> ARRAY[NEW.osm_id] and members @> ARRAY['w'||NEW.osm_id]
-        LOOP
-          -- At the moment we only process one type of relation - associatedStreet
-          IF relation.tags @> ARRAY['associatedStreet'] AND array_upper(relation.members, 1) IS NOT NULL THEN
-            FOR i IN 1..array_upper(relation.members, 1) BY 2 LOOP
-              IF NEW.parent_place_id IS NULL AND relation.members[i+1] = 'street' THEN
---RAISE WARNING 'way that is in a relation %',relation;
-                SELECT place_id from placex where osm_type='W' and osm_id = substring(relation.members[i],2,200)::bigint
-                  and rank_search = 26 INTO NEW.parent_place_id;
-              END IF;
+        -- If the way mentions a street or place address, try that for parenting.
+        IF NEW.parent_place_id IS NULL AND location.street IS NOT NULL THEN
+          address_street_word_ids := get_name_ids(make_standard_name(location.street));
+          IF address_street_word_ids IS NOT NULL THEN
+            FOR linkedplacex IN SELECT place_id from getNearestNamedRoadFeature(NEW.partition, place_centroid, address_street_word_ids) LOOP
+                NEW.parent_place_id := linkedplacex.place_id;

             END LOOP;
           END IF;
             END LOOP;
           END IF;

-        END LOOP;
-      END IF;
-      
---RAISE WARNING 'x3 %',NEW.parent_place_id;
-
-      IF NEW.parent_place_id IS NULL AND NEW.street IS NOT NULL THEN
-        address_street_word_id := get_name_id(make_standard_name(NEW.street));
-        IF address_street_word_id IS NOT NULL THEN
-          FOR location IN SELECT * from getNearestNamedRoadFeature(NEW.partition, place_centroid, address_street_word_id) LOOP
-              NEW.parent_place_id := location.place_id;
-          END LOOP;

         END IF;
         END IF;

-      END IF;

 
 

-      IF NEW.parent_place_id IS NULL AND NEW.addr_place IS NOT NULL THEN
-        address_street_word_id := get_name_id(make_standard_name(NEW.addr_place));
-        IF address_street_word_id IS NOT NULL THEN
-          FOR location IN SELECT * from getNearestNamedPlaceFeature(NEW.partition, place_centroid, address_street_word_id) LOOP
-            NEW.parent_place_id := location.place_id;
-          END LOOP;
+        IF NEW.parent_place_id IS NULL AND location.addr_place IS NOT NULL THEN
+          address_street_word_ids := get_name_ids(make_standard_name(location.addr_place));
+          IF address_street_word_ids IS NOT NULL THEN
+            FOR linkedplacex IN SELECT place_id from getNearestNamedPlaceFeature(NEW.partition, place_centroid, address_street_word_ids) LOOP
+              NEW.parent_place_id := linkedplacex.place_id;
+            END LOOP;
+          END IF;

         END IF;
         END IF;

-      END IF;
+
+      END LOOP;
+
+    END IF;

 
 --RAISE WARNING 'x4 %',NEW.parent_place_id;
 
 --RAISE WARNING 'x4 %',NEW.parent_place_id;

-      -- Still nothing, just use the nearest road
-      IF NEW.parent_place_id IS NULL THEN
-        FOR location IN SELECT place_id FROM getNearestRoadFeature(NEW.partition, place_centroid) LOOP
-          NEW.parent_place_id := location.place_id;
-        END LOOP;
-      END IF;
+    -- Still nothing, just use the nearest road
+    IF NEW.parent_place_id IS NULL THEN
+      FOR location IN SELECT place_id FROM getNearestRoadFeature(NEW.partition, place_centroid) LOOP
+        NEW.parent_place_id := location.place_id;
+      END LOOP;
+    END IF;

 
 --return NEW;
 --RAISE WARNING 'x6 %',NEW.parent_place_id;
 
 
 --return NEW;
 --RAISE WARNING 'x6 %',NEW.parent_place_id;
 

-      -- If we didn't find any road fallback to standard method
-      IF NEW.parent_place_id IS NOT NULL THEN
-
-        -- Add the street to the address as zero distance to force to front of list
---        INSERT INTO place_addressline VALUES (NEW.place_id, NEW.parent_place_id, true, true, 0, 26);
-        address_havelevel[26] := true;
+    -- If we didn't find any road fallback to standard method
+    IF NEW.parent_place_id IS NOT NULL THEN

 
 

-        -- Import address details from parent, reclculating distance in process
---        INSERT INTO place_addressline select NEW.place_id, x.address_place_id, x.fromarea, x.isaddress, ST_distance(NEW.geometry, placex.geometry), placex.rank_address
---          from place_addressline as x join placex on (address_place_id = placex.place_id)
---          where x.place_id = NEW.parent_place_id and x.address_place_id != NEW.parent_place_id;
+      -- Get the details of the parent road
+      select * from search_name where place_id = NEW.parent_place_id INTO location;
+      NEW.calculated_country_code := location.country_code;

 
 

-        -- Get the details of the parent road
-        select * from search_name where place_id = NEW.parent_place_id INTO location;
-        NEW.calculated_country_code := location.country_code;
+      -- Merge the postcode into the parent's address if necessary XXXX
+      IF NEW.postcode IS NOT NULL THEN
+        isin_tokens := '{}'::int[];
+        address_street_word_id := getorcreate_word_id(make_standard_name(NEW.postcode));
+        IF address_street_word_id is not null
+           and not ARRAY[address_street_word_id] <@ location.nameaddress_vector THEN
+           isin_tokens := isin_tokens || address_street_word_id;
+        END IF;
+        address_street_word_id := getorcreate_name_id(make_standard_name(NEW.postcode));
+        IF address_street_word_id is not null
+           and not ARRAY[address_street_word_id] <@ location.nameaddress_vector THEN
+           isin_tokens := isin_tokens || address_street_word_id;
+        END IF;
+        IF isin_tokens != '{}'::int[] THEN
+           UPDATE search_name
+              SET nameaddress_vector = search_name.nameaddress_vector || isin_tokens
+            WHERE place_id = NEW.parent_place_id;
+        END IF;
+      END IF;

 
 --RAISE WARNING '%', NEW.name;
 
 --RAISE WARNING '%', NEW.name;

-        -- If there is no name it isn't searchable, don't bother to create a search record
-        IF NEW.name is NULL THEN
-          return NEW;
-        END IF;
+      -- If there is no name it isn't searchable, don't bother to create a search record
+      IF NEW.name is NULL THEN
+        return NEW;
+      END IF;

 
 

-        -- Merge address from parent
-        nameaddress_vector := array_merge(nameaddress_vector, location.nameaddress_vector);
-        nameaddress_vector := array_merge(nameaddress_vector, location.name_vector);
---return NEW;
-        -- Performance, it would be more acurate to do all the rest of the import process but it takes too long
-        -- Just be happy with inheriting from parent road only
+      -- Merge address from parent
+      nameaddress_vector := array_merge(nameaddress_vector, location.nameaddress_vector);
+      nameaddress_vector := array_merge(nameaddress_vector, location.name_vector);

 
 

-        IF NEW.rank_search <= 25 THEN
-          result := add_location(NEW.place_id, NEW.calculated_country_code, NEW.partition, name_vector, NEW.rank_search, NEW.rank_address, NEW.geometry);
-        END IF;
+      -- Performance, it would be more acurate to do all the rest of the import
+      -- process but it takes too long
+      -- Just be happy with inheriting from parent road only

 
 

-        result := insertSearchName(NEW.partition, NEW.place_id, NEW.calculated_country_code, name_vector, nameaddress_vector, NEW.rank_search, NEW.rank_address, NEW.importance, place_centroid, NEW.geometry);
-
-        return NEW;
+      IF NEW.rank_search <= 25 and NEW.rank_address > 0 THEN
+        result := add_location(NEW.place_id, NEW.calculated_country_code, NEW.partition, name_vector, NEW.rank_search, NEW.rank_address, NEW.geometry);

       END IF;
 
       END IF;
 

+      result := insertSearchName(NEW.partition, NEW.place_id, NEW.calculated_country_code, name_vector, nameaddress_vector, NEW.rank_search, NEW.rank_address, NEW.importance, place_centroid, NEW.geometry);
+
+      return NEW;

     END IF;
 
     END IF;
 

+  END IF;
+

 -- RAISE WARNING '  INDEXING Started:';
 -- RAISE WARNING '  INDEXING: %',NEW;
 
 -- RAISE WARNING '  INDEXING Started:';
 -- RAISE WARNING '  INDEXING: %',NEW;
 

-    IF NEW.osm_type = 'R' AND NEW.rank_search < 26 THEN
+  IF NEW.osm_type = 'R' AND NEW.rank_search < 26 THEN

 
 

-      -- see if we have any special relation members
-      select members from planet_osm_rels where id = NEW.osm_id INTO relation_members;
+    -- see if we have any special relation members
+    select members from planet_osm_rels where id = NEW.osm_id INTO relation_members;

 
 -- RAISE WARNING 'get_osm_rel_members, label';
 
 -- RAISE WARNING 'get_osm_rel_members, label';

-      IF relation_members IS NOT NULL THEN
-        FOR relMember IN select get_osm_rel_members(relation_members,ARRAY['label']) as member LOOP
+    IF relation_members IS NOT NULL THEN
+      FOR relMember IN select get_osm_rel_members(relation_members,ARRAY['label']) as member LOOP

 
 

-          FOR linkedPlacex IN select * from placex where osm_type = upper(substring(relMember.member,1,1))::char(1) 
-            and osm_id = substring(relMember.member,2,10000)::bigint order by rank_search desc limit 1 LOOP
-
-            -- If we don't already have one use this as the centre point of the geometry
-            IF NEW.centroid IS NULL THEN
-              NEW.centroid := coalesce(linkedPlacex.centroid,st_centroid(linkedPlacex.geometry));
-            END IF;
-
-            -- merge in the label name, re-init word vector
-            IF NOT linkedPlacex.name IS NULL THEN
-              NEW.name := linkedPlacex.name || NEW.name;
-              name_vector := array_merge(name_vector, make_keywords(linkedPlacex.name));
-            END IF;
+        FOR linkedPlacex IN select * from placex where osm_type = upper(substring(relMember.member,1,1))::char(1) 
+          and osm_id = substring(relMember.member,2,10000)::bigint order by rank_search desc limit 1 LOOP

 
 

-            -- merge in extra tags
-            IF NOT linkedPlacex.extratags IS NULL THEN
-              NEW.extratags := linkedPlacex.extratags || NEW.extratags;
-            END IF;
+          -- If we don't already have one use this as the centre point of the geometry
+          IF NEW.centroid IS NULL THEN
+            NEW.centroid := coalesce(linkedPlacex.centroid,st_centroid(linkedPlacex.geometry));
+          END IF;

 
 

-            IF NOT NEW.extratags ? linkedPlacex.class THEN
-              NEW.extratags := NEW.extratags || hstore(linkedPlacex.class, linkedPlacex.type);
-            END IF;
+          -- merge in the label name, re-init word vector
+          IF NOT linkedPlacex.name IS NULL THEN
+            NEW.name := linkedPlacex.name || NEW.name;
+            name_vector := array_merge(name_vector, make_keywords(linkedPlacex.name));
+          END IF;

 
 

-            -- mark the linked place (excludes from search results)
-            UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
+          -- merge in extra tags
+          NEW.extratags := hstore(linkedPlacex.class, linkedPlacex.type) || coalesce(linkedPlacex.extratags, ''::hstore) || coalesce(NEW.extratags, ''::hstore);

 
 

-          END LOOP;
+          -- mark the linked place (excludes from search results)
+          UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;

 
 

+          -- keep a note of the node id in case we need it for wikipedia in a bit
+          linked_node_id := linkedPlacex.osm_id;

         END LOOP;
 
         END LOOP;
 

-        IF NEW.centroid IS NULL THEN
+      END LOOP;

 
 

-          FOR relMember IN select get_osm_rel_members(relation_members,ARRAY['admin_center','admin_centre']) as member LOOP
+      IF NEW.centroid IS NULL THEN

 
 

-            FOR linkedPlacex IN select * from placex where osm_type = upper(substring(relMember.member,1,1))::char(1) 
-              and osm_id = substring(relMember.member,2,10000)::bigint order by rank_search desc limit 1 LOOP
+        FOR relMember IN select get_osm_rel_members(relation_members,ARRAY['admin_center','admin_centre']) as member LOOP

 
 

-              -- For an admin centre we also want a name match - still not perfect, for example 'new york, new york'
-              -- But that can be fixed by explicitly setting the label in the data
-              IF make_standard_name(NEW.name->'name') = make_standard_name(linkedPlacex.name->'name') 
-                AND NEW.rank_address = linkedPlacex.rank_address THEN
+          FOR linkedPlacex IN select * from placex where osm_type = upper(substring(relMember.member,1,1))::char(1) 
+            and osm_id = substring(relMember.member,2,10000)::bigint order by rank_search desc limit 1 LOOP

 
 

-                -- If we don't already have one use this as the centre point of the geometry
-                IF NEW.centroid IS NULL THEN
-                  NEW.centroid := coalesce(linkedPlacex.centroid,st_centroid(linkedPlacex.geometry));
-                END IF;
+            -- For an admin centre we also want a name match - still not perfect, for example 'new york, new york'
+            -- But that can be fixed by explicitly setting the label in the data
+            IF make_standard_name(NEW.name->'name') = make_standard_name(linkedPlacex.name->'name') 
+              AND NEW.rank_address = linkedPlacex.rank_address THEN

 
 

-                -- merge in the name, re-init word vector
-                IF NOT linkedPlacex.name IS NULL THEN
-                  NEW.name := linkedPlacex.name || NEW.name;
-                  name_vector := make_keywords(NEW.name);
-                END IF;
+              -- If we don't already have one use this as the centre point of the geometry
+              IF NEW.centroid IS NULL THEN
+                NEW.centroid := coalesce(linkedPlacex.centroid,st_centroid(linkedPlacex.geometry));
+              END IF;

 
 

-                -- merge in extra tags
-                IF NOT linkedPlacex.extratags IS NULL THEN
-                  NEW.extratags := linkedPlacex.extratags || NEW.extratags;
-                END IF;
+              -- merge in the name, re-init word vector
+              IF NOT linkedPlacex.name IS NULL THEN
+                NEW.name := linkedPlacex.name || NEW.name;
+                name_vector := make_keywords(NEW.name);
+              END IF;

 
 

-                IF NOT NEW.extratags ? linkedPlacex.class THEN
-                  NEW.extratags := NEW.extratags || hstore(linkedPlacex.class, linkedPlacex.type);
-                END IF;
+              -- merge in extra tags
+              NEW.extratags := hstore(linkedPlacex.class, linkedPlacex.type) || coalesce(linkedPlacex.extratags, ''::hstore) || coalesce(NEW.extratags, ''::hstore);

 
 

-                -- mark the linked place (excludes from search results)
-                UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
+              -- mark the linked place (excludes from search results)
+              UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;

 
 

-                -- keep a note of the node id in case we need it for wikipedia in a bit
-                linked_node_id := linkedPlacex.osm_id;
-              END IF;
-
-            END LOOP;
+              -- keep a note of the node id in case we need it for wikipedia in a bit
+              linked_node_id := linkedPlacex.osm_id;
+            END IF;

 
           END LOOP;
 
 
           END LOOP;
 

-        END IF;
-      END IF;
+        END LOOP;

 
 

+      END IF;

     END IF;
 
     END IF;
 

-    -- Name searches can be done for ways as well as relations
-    IF NEW.osm_type in ('W','R') AND NEW.rank_search < 26 THEN
+  END IF;

 
 

-      -- not found one yet? how about doing a name search
-      IF NEW.centroid IS NULL AND (NEW.name->'name') is not null and make_standard_name(NEW.name->'name') != '' THEN
+  -- Name searches can be done for ways as well as relations
+  IF NEW.osm_type in ('W','R') AND NEW.rank_search < 26 AND NEW.rank_address > 0 THEN

 
 

-        FOR linkedPlacex IN select placex.* from placex WHERE
-          make_standard_name(name->'name') = make_standard_name(NEW.name->'name')
-          AND placex.rank_address = NEW.rank_address
-          AND placex.place_id != NEW.place_id
-          AND placex.osm_type = 'N'::char(1) AND placex.rank_search < 26
-          AND st_covers(NEW.geometry, placex.geometry)
-        LOOP
+    -- not found one yet? how about doing a name search
+    IF NEW.centroid IS NULL AND (NEW.name->'name') is not null and make_standard_name(NEW.name->'name') != '' THEN

 
 

-          -- If we don't already have one use this as the centre point of the geometry
-          IF NEW.centroid IS NULL THEN
-            NEW.centroid := coalesce(linkedPlacex.centroid,st_centroid(linkedPlacex.geometry));
-          END IF;
+      FOR linkedPlacex IN select placex.* from placex WHERE
+        make_standard_name(name->'name') = make_standard_name(NEW.name->'name')
+        AND placex.rank_address = NEW.rank_address
+        AND placex.place_id != NEW.place_id
+        AND placex.osm_type = 'N'::char(1) AND placex.rank_search < 26
+        AND st_covers(NEW.geometry, placex.geometry)
+      LOOP

 
 

-          -- merge in the name, re-init word vector
-          NEW.name := linkedPlacex.name || NEW.name;
-          name_vector := make_keywords(NEW.name);
+        -- If we don't already have one use this as the centre point of the geometry
+        IF NEW.centroid IS NULL THEN
+          NEW.centroid := coalesce(linkedPlacex.centroid,st_centroid(linkedPlacex.geometry));
+        END IF;

 
 

-          -- merge in extra tags
-          NEW.extratags := linkedPlacex.extratags || NEW.extratags;
+        -- merge in the name, re-init word vector
+        NEW.name := linkedPlacex.name || NEW.name;
+        name_vector := make_keywords(NEW.name);

 
 

-          IF NOT NEW.extratags ? linkedPlacex.class THEN
-            NEW.extratags := NEW.extratags || hstore(linkedPlacex.class, linkedPlacex.type);
-          END IF;
+        -- merge in extra tags
+        NEW.extratags := hstore(linkedPlacex.class, linkedPlacex.type) || coalesce(linkedPlacex.extratags, ''::hstore) || coalesce(NEW.extratags, ''::hstore);

 
 

-          -- mark the linked place (excludes from search results)
-          UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;
+        -- mark the linked place (excludes from search results)
+        UPDATE placex set linked_place_id = NEW.place_id where place_id = linkedPlacex.place_id;

 
 

-          -- keep a note of the node id in case we need it for wikipedia in a bit
-          linked_node_id := linkedPlacex.osm_id;
-        END LOOP;
-      END IF;
+        -- keep a note of the node id in case we need it for wikipedia in a bit
+        linked_node_id := linkedPlacex.osm_id;
+      END LOOP;
+    END IF;

 
 

-      IF NEW.centroid IS NOT NULL THEN
-        place_centroid := NEW.centroid;
-        -- Place might have had only a name tag before but has now received translations
-        -- from the linked place. Make sure a name tag for the default language exists in
-        -- this case. 
-        IF NEW.name is not null AND array_upper(akeys(NEW.name),1) > 1 THEN
-          default_language := get_country_language_code(NEW.calculated_country_code);
-          IF default_language IS NOT NULL THEN
-            IF NEW.name ? 'name' AND NOT NEW.name ? ('name:'||default_language) THEN
-              NEW.name := NEW.name || hstore(('name:'||default_language), (NEW.name -> 'name'));
-            ELSEIF NEW.name ? ('name:'||default_language) AND NOT NEW.name ? 'name' THEN
-              NEW.name := NEW.name || hstore('name', (NEW.name -> ('name:'||default_language)));
-            END IF;
+    IF NEW.centroid IS NOT NULL THEN
+      place_centroid := NEW.centroid;
+      -- Place might have had only a name tag before but has now received translations
+      -- from the linked place. Make sure a name tag for the default language exists in
+      -- this case. 
+      IF NEW.name is not null AND array_upper(akeys(NEW.name),1) > 1 THEN
+        default_language := get_country_language_code(NEW.calculated_country_code);
+        IF default_language IS NOT NULL THEN
+          IF NEW.name ? 'name' AND NOT NEW.name ? ('name:'||default_language) THEN
+            NEW.name := NEW.name || hstore(('name:'||default_language), (NEW.name -> 'name'));
+          ELSEIF NEW.name ? ('name:'||default_language) AND NOT NEW.name ? 'name' THEN
+            NEW.name := NEW.name || hstore('name', (NEW.name -> ('name:'||default_language)));

           END IF;
         END IF;
       END IF;
           END IF;
         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.calculated_country_code) INTO NEW.wikipedia,NEW.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;
-      END IF;
-

     END IF;
 
     END IF;
 

-    -- make sure all names are in the word table
-    IF NEW.admin_level = 2 AND NEW.class = 'boundary' AND NEW.type = 'administrative' AND NEW.country_code IS NOT NULL THEN
-      perform create_country(NEW.name, lower(NEW.country_code));
+    -- 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.calculated_country_code) INTO NEW.wikipedia,NEW.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;

     END IF;
 
     END IF;
 

-    NEW.parent_place_id = 0;
-    parent_place_id_rank = 0;
+  END IF;

 
 

-    -- convert isin to array of tokenids
-    isin_tokens := '{}'::int[];
-    IF NEW.isin IS NOT NULL THEN
-      isin := regexp_split_to_array(NEW.isin, E'[;,]');
-      IF array_upper(isin, 1) IS NOT NULL THEN
-        FOR i IN 1..array_upper(isin, 1) LOOP
-          address_street_word_id := get_name_id(make_standard_name(isin[i]));
-          IF address_street_word_id IS NOT NULL AND NOT(ARRAY[address_street_word_id] <@ isin_tokens) THEN
-            nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
-            isin_tokens := isin_tokens || address_street_word_id;
-          END IF;
+  -- make sure all names are in the word table
+  IF NEW.admin_level = 2 AND NEW.class = 'boundary' AND NEW.type = 'administrative' AND NEW.country_code IS NOT NULL THEN
+    perform create_country(NEW.name, lower(NEW.country_code));
+  END IF;

 
 

-          -- merge word into address vector
-          address_street_word_id := get_word_id(make_standard_name(isin[i]));
-          IF address_street_word_id IS NOT NULL THEN
-            nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
-          END IF;
-        END LOOP;
-      END IF;
-    END IF;
-    IF NEW.postcode IS NOT NULL THEN
-      isin := regexp_split_to_array(NEW.postcode, E'[;,]');
-      IF array_upper(isin, 1) IS NOT NULL THEN
-        FOR i IN 1..array_upper(isin, 1) LOOP
-          address_street_word_id := get_name_id(make_standard_name(isin[i]));
-          IF address_street_word_id IS NOT NULL AND NOT(ARRAY[address_street_word_id] <@ isin_tokens) THEN
-            nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
-            isin_tokens := isin_tokens || address_street_word_id;
-          END IF;
+  NEW.parent_place_id = 0;
+  parent_place_id_rank = 0;

 
 

-          -- merge into address vector
-          address_street_word_id := get_word_id(make_standard_name(isin[i]));
-          IF address_street_word_id IS NOT NULL THEN
-            nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
-          END IF;
-        END LOOP;
-      END IF;
-    END IF;
+  -- convert isin to array of tokenids
+  isin_tokens := '{}'::int[];
+  IF NEW.isin IS NOT NULL THEN
+    isin := regexp_split_to_array(NEW.isin, E'[;,]');
+    IF array_upper(isin, 1) IS NOT NULL THEN
+      FOR i IN 1..array_upper(isin, 1) LOOP
+        address_street_word_id := get_name_id(make_standard_name(isin[i]));
+        IF address_street_word_id IS NOT NULL AND NOT(ARRAY[address_street_word_id] <@ isin_tokens) THEN
+          nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
+          isin_tokens := isin_tokens || address_street_word_id;
+        END IF;

 
 

-    -- for the USA we have an additional address table.  Merge in zip codes from there too
-    IF NEW.rank_search = 26 AND NEW.calculated_country_code = 'us' THEN
-      FOR location IN SELECT distinct postcode from location_property_tiger where parent_place_id = NEW.place_id LOOP
-        address_street_word_id := get_name_id(make_standard_name(location.postcode));
-        nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
-        isin_tokens := isin_tokens || address_street_word_id;
+        -- merge word into address vector
+        address_street_word_id := get_word_id(make_standard_name(isin[i]));
+        IF address_street_word_id IS NOT NULL THEN
+          nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
+        END IF;
+      END LOOP;
+    END IF;
+  END IF;
+  IF NEW.postcode IS NOT NULL THEN
+    isin := regexp_split_to_array(NEW.postcode, E'[;,]');
+    IF array_upper(isin, 1) IS NOT NULL THEN
+      FOR i IN 1..array_upper(isin, 1) LOOP
+        address_street_word_id := get_name_id(make_standard_name(isin[i]));
+        IF address_street_word_id IS NOT NULL AND NOT(ARRAY[address_street_word_id] <@ isin_tokens) THEN
+          nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
+          isin_tokens := isin_tokens || address_street_word_id;
+        END IF;

 
 

-        -- also merge in the single word version
-        address_street_word_id := get_word_id(make_standard_name(location.postcode));
-        nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
+        -- merge into address vector
+        address_street_word_id := get_word_id(make_standard_name(isin[i]));
+        IF address_street_word_id IS NOT NULL THEN
+          nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
+        END IF;

       END LOOP;
     END IF;
       END LOOP;
     END IF;

+  END IF;
+
+  -- for the USA we have an additional address table.  Merge in zip codes from there too
+  IF NEW.rank_search = 26 AND NEW.calculated_country_code = 'us' THEN
+    FOR location IN SELECT distinct postcode from location_property_tiger where parent_place_id = NEW.place_id LOOP
+      address_street_word_id := get_name_id(make_standard_name(location.postcode));
+      nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
+      isin_tokens := isin_tokens || address_street_word_id;
+
+      -- also merge in the single word version
+      address_street_word_id := get_word_id(make_standard_name(location.postcode));
+      nameaddress_vector := array_merge(nameaddress_vector, ARRAY[address_street_word_id]);
+    END LOOP;
+  END IF;

 
 -- RAISE WARNING 'ISIN: %', isin_tokens;
 
 
 -- RAISE WARNING 'ISIN: %', isin_tokens;
 

-    -- Process area matches
-    location_rank_search := 0;
-    location_distance := 0;
-    location_parent := NULL;
-    -- added ourself as address already
-    address_havelevel[NEW.rank_address] := true;
-    -- RAISE WARNING '  getNearFeatures(%,''%'',%,''%'')',NEW.partition, place_centroid, search_maxrank, isin_tokens;
-    FOR location IN SELECT * from getNearFeatures(NEW.partition, place_centroid, search_maxrank, isin_tokens) LOOP
+  -- Process area matches
+  location_rank_search := 0;
+  location_distance := 0;
+  location_parent := NULL;
+  -- added ourself as address already
+  address_havelevel[NEW.rank_address] := true;
+  -- RAISE WARNING '  getNearFeatures(%,''%'',%,''%'')',NEW.partition, place_centroid, search_maxrank, isin_tokens;
+  FOR location IN SELECT * from getNearFeatures(NEW.partition, place_centroid, search_maxrank, isin_tokens) LOOP

 
 --RAISE WARNING '  AREA: %',location;
 
 
 --RAISE WARNING '  AREA: %',location;
 

-      IF location.rank_address != location_rank_search THEN
-        location_rank_search := location.rank_address;
+    IF location.rank_address != location_rank_search THEN
+      location_rank_search := location.rank_address;
+      IF location.isguess THEN

         location_distance := location.distance * 1.5;
         location_distance := location.distance * 1.5;

-      END IF;
-
-      IF location.distance < location_distance OR NOT location.isguess THEN
-
-        location_isaddress := NOT address_havelevel[location.rank_address];
-        IF location_isaddress AND location.isguess AND location_parent IS NOT NULL THEN
-            location_isaddress := ST_Contains(location_parent,location.centroid);
+      ELSE
+        IF location.rank_address <= 12 THEN
+          -- for county and above, if we have an area consider that exact
+          -- (It would be nice to relax the constraint for places close to
+          --  the boundary but we'd need the exact geometry for that. Too
+          --  expensive.)
+          location_distance = 0;
+        ELSE
+          -- Below county level remain slightly fuzzy.
+          location_distance := location.distance * 0.5;

         END IF;
         END IF;

+      END IF;
+    ELSE
+      CONTINUE WHEN location.keywords <@ location_keywords;
+    END IF;

 
 

-        -- RAISE WARNING '% isaddress: %', location.place_id, location_isaddress;
-        -- Add it to the list of search terms
-        IF location.rank_search > 4 THEN
-            nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
-        END IF;
-        INSERT INTO place_addressline VALUES (NEW.place_id, location.place_id, true, location_isaddress, location.distance, location.rank_address);
+    IF location.distance < location_distance OR NOT location.isguess THEN
+      location_keywords := location.keywords;

 
 

-        IF location_isaddress THEN
+      location_isaddress := NOT address_havelevel[location.rank_address];
+      IF location_isaddress AND location.isguess AND location_parent IS NOT NULL THEN
+          location_isaddress := ST_Contains(location_parent,location.centroid);
+      END IF;

 
 

-          address_havelevel[location.rank_address] := true;
-          IF NOT location.isguess THEN
-            SELECT geometry FROM placex WHERE place_id = location.place_id INTO location_parent;
-          END IF;
+      -- RAISE WARNING '% isaddress: %', location.place_id, location_isaddress;
+      -- Add it to the list of search terms
+      IF location.rank_search > 4 THEN
+          nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
+      END IF;
+      INSERT INTO place_addressline VALUES (NEW.place_id, location.place_id, true, location_isaddress, location.distance, location.rank_address);

 
 

-          IF location.rank_address > parent_place_id_rank THEN
-            NEW.parent_place_id = location.place_id;
-            parent_place_id_rank = location.rank_address;
-          END IF;
+      IF location_isaddress THEN

 
 

+        address_havelevel[location.rank_address] := true;
+        IF NOT location.isguess THEN
+          SELECT geometry FROM placex WHERE place_id = location.place_id INTO location_parent;

         END IF;
 
         END IF;
 

---RAISE WARNING '  Terms: (%) %',location, nameaddress_vector;
+        IF location.rank_address > parent_place_id_rank THEN
+          NEW.parent_place_id = location.place_id;
+          parent_place_id_rank = location.rank_address;
+        END IF;

 
       END IF;
 
 
       END IF;
 

-    END LOOP;
-
-    -- try using the isin value to find parent places
-    IF array_upper(isin_tokens, 1) IS NOT NULL THEN
-      FOR i IN 1..array_upper(isin_tokens, 1) LOOP
---RAISE WARNING '  getNearestNamedFeature: % % % %',NEW.partition, place_centroid, search_maxrank, isin_tokens[i];
-        IF NOT ARRAY[isin_tokens[i]] <@ nameaddress_vector THEN
-
-          FOR location IN SELECT * from getNearestNamedFeature(NEW.partition, place_centroid, search_maxrank, isin_tokens[i]) LOOP
+--RAISE WARNING '  Terms: (%) %',location, nameaddress_vector;

 
 

-  --RAISE WARNING '  ISIN: %',location;
+    END IF;

 
 

-            IF location.rank_search > 4 THEN
-                nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
-                INSERT INTO place_addressline VALUES (NEW.place_id, location.place_id, false, NOT address_havelevel[location.rank_address], location.distance, location.rank_address);
-                address_havelevel[location.rank_address] := true;
+  END LOOP;

 
 

-                IF location.rank_address > parent_place_id_rank THEN
-                  NEW.parent_place_id = location.place_id;
-                  parent_place_id_rank = location.rank_address;
-                END IF;
-            END IF;
-          END LOOP;
+  -- try using the isin value to find parent places
+  IF array_upper(isin_tokens, 1) IS NOT NULL THEN
+    FOR i IN 1..array_upper(isin_tokens, 1) LOOP
+--RAISE WARNING '  getNearestNamedFeature: % % % %',NEW.partition, place_centroid, search_maxrank, isin_tokens[i];
+      IF NOT ARRAY[isin_tokens[i]] <@ nameaddress_vector THEN

 
 

-        END IF;
+        FOR location IN SELECT * from getNearestNamedFeature(NEW.partition, place_centroid, search_maxrank, isin_tokens[i]) LOOP

 
 

-      END LOOP;
-    END IF;
+--RAISE WARNING '  ISIN: %',location;

 
 

-    -- for long ways we should add search terms for the entire length
-    IF st_length(NEW.geometry) > 0.05 THEN
+          IF location.rank_search > 4 THEN
+              nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
+              INSERT INTO place_addressline VALUES (NEW.place_id, location.place_id, false, NOT address_havelevel[location.rank_address], location.distance, location.rank_address);
+              address_havelevel[location.rank_address] := true;

 
 

-      location_rank_search := 0;
-      location_distance := 0;
+              IF location.rank_address > parent_place_id_rank THEN
+                NEW.parent_place_id = location.place_id;
+                parent_place_id_rank = location.rank_address;
+              END IF;
+          END IF;
+        END LOOP;

 
 

-      FOR location IN SELECT * from getNearFeatures(NEW.partition, NEW.geometry, search_maxrank, isin_tokens) LOOP
+      END IF;

 
 

-        IF location.rank_address != location_rank_search THEN
-          location_rank_search := location.rank_address;
-          location_distance := location.distance * 1.5;
-        END IF;
+    END LOOP;
+  END IF;

 
 

-        IF location.rank_search > 4 AND location.distance < location_distance THEN
+  -- for long ways we should add search terms for the entire length
+  IF st_length(NEW.geometry) > 0.05 THEN

 
 

-          -- Add it to the list of search terms
-          nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
-          INSERT INTO place_addressline VALUES (NEW.place_id, location.place_id, true, false, location.distance, location.rank_address); 
+    location_rank_search := 0;
+    location_distance := 0;

 
 

-        END IF;
+    FOR location IN SELECT * from getNearFeatures(NEW.partition, NEW.geometry, search_maxrank, isin_tokens) LOOP

 
 

-      END LOOP;
+      IF location.rank_address != location_rank_search THEN
+        location_rank_search := location.rank_address;
+        location_distance := location.distance * 1.5;
+      END IF;

 
 

-    END IF;
+      IF location.rank_search > 4 AND location.distance < location_distance THEN

 
 

-    -- if we have a name add this to the name search table
-    IF NEW.name IS NOT NULL THEN
+        -- Add it to the list of search terms
+        nameaddress_vector := array_merge(nameaddress_vector, location.keywords::integer[]);
+        INSERT INTO place_addressline VALUES (NEW.place_id, location.place_id, true, false, location.distance, location.rank_address); 

 
 

-      IF NEW.rank_search <= 25 THEN
-        result := add_location(NEW.place_id, NEW.calculated_country_code, NEW.partition, name_vector, NEW.rank_search, NEW.rank_address, NEW.geometry);

       END IF;
 
       END IF;
 

-      IF NEW.rank_search between 26 and 27 and NEW.class = 'highway' THEN
-        result := insertLocationRoad(NEW.partition, NEW.place_id, NEW.calculated_country_code, NEW.geometry);
-      END IF;
+    END LOOP;

 
 

-      result := insertSearchName(NEW.partition, NEW.place_id, NEW.calculated_country_code, name_vector, nameaddress_vector, NEW.rank_search, NEW.rank_address, NEW.importance, place_centroid, NEW.geometry);
+  END IF;

 
 

+  -- if we have a name add this to the name search table
+  IF NEW.name IS NOT NULL THEN
+
+    IF NEW.rank_search <= 25 and NEW.rank_address > 0 THEN
+      result := add_location(NEW.place_id, NEW.calculated_country_code, NEW.partition, name_vector, NEW.rank_search, NEW.rank_address, NEW.geometry);

     END IF;
 
     END IF;
 

-    -- If we've not managed to pick up a better one - default centroid
-    IF NEW.centroid IS NULL THEN
-      NEW.centroid := place_centroid;
+    IF NEW.rank_search between 26 and 27 and NEW.class = 'highway' THEN
+      result := insertLocationRoad(NEW.partition, NEW.place_id, NEW.calculated_country_code, NEW.geometry);

     END IF;
 
     END IF;
 

+    result := insertSearchName(NEW.partition, NEW.place_id, NEW.calculated_country_code, name_vector, nameaddress_vector, NEW.rank_search, NEW.rank_address, NEW.importance, place_centroid, NEW.geometry);
+

   END IF;
 
   END IF;
 

+  -- If we've not managed to pick up a better one - default centroid
+  IF NEW.centroid IS NULL THEN
+    NEW.centroid := place_centroid;
+  END IF;
+  

   RETURN NEW;
 END;
 $$
   RETURN NEW;
 END;
 $$


@@ -1964,6 +1832,8 @@ BEGIN
     --DEBUG: RAISE WARNING 'placex_delete:06 % %',OLD.osm_type,OLD.osm_id;
     update placex set indexed_status = 2 where parent_place_id = OLD.place_id and indexed_status = 0;
     --DEBUG: RAISE WARNING 'placex_delete:07 % %',OLD.osm_type,OLD.osm_id;
     --DEBUG: RAISE WARNING 'placex_delete:06 % %',OLD.osm_type,OLD.osm_id;
     update placex set indexed_status = 2 where parent_place_id = OLD.place_id and indexed_status = 0;
     --DEBUG: RAISE WARNING 'placex_delete:07 % %',OLD.osm_type,OLD.osm_id;

+    -- reparenting also for OSM Interpolation Lines (and for Tiger?)
+    update location_property_osmline set indexed_status = 2 where indexed_status = 0 and parent_place_id = OLD.place_id;

 
   END IF;
 
 
   END IF;
 


@@ -2003,20 +1873,28 @@ LANGUAGE plpgsql;
 CREATE OR REPLACE FUNCTION place_delete() RETURNS TRIGGER
   AS $$
 DECLARE
 CREATE OR REPLACE FUNCTION place_delete() RETURNS TRIGGER
   AS $$
 DECLARE

-  placeid BIGINT;
+  has_rank BOOLEAN;

 BEGIN
 
   --DEBUG: RAISE WARNING 'delete: % % % %',OLD.osm_type,OLD.osm_id,OLD.class,OLD.type;
 
   -- deleting large polygons can have a massive effect on the system - require manual intervention to let them through
   IF st_area(OLD.geometry) > 2 and st_isvalid(OLD.geometry) THEN
 BEGIN
 
   --DEBUG: RAISE WARNING 'delete: % % % %',OLD.osm_type,OLD.osm_id,OLD.class,OLD.type;
 
   -- deleting large polygons can have a massive effect on the system - require manual intervention to let them through
   IF st_area(OLD.geometry) > 2 and st_isvalid(OLD.geometry) THEN

-    insert into import_polygon_delete values (OLD.osm_type,OLD.osm_id,OLD.class,OLD.type);
-    RETURN NULL;
+    SELECT bool_or(not (rank_address = 0 or rank_address > 26)) as ranked FROM placex WHERE osm_type = OLD.osm_type and osm_id = OLD.osm_id and class = OLD.class and type = OLD.type INTO has_rank;
+    IF has_rank THEN
+      insert into import_polygon_delete values (OLD.osm_type,OLD.osm_id,OLD.class,OLD.type);
+      RETURN NULL;
+    END IF;

   END IF;
 
   -- mark for delete
   UPDATE placex set indexed_status = 100 where osm_type = OLD.osm_type and osm_id = OLD.osm_id and class = OLD.class and type = OLD.type;
 
   END IF;
 
   -- mark for delete
   UPDATE placex set indexed_status = 100 where osm_type = OLD.osm_type and osm_id = OLD.osm_id and class = OLD.class and type = OLD.type;
 

+  -- interpolations are special
+  IF OLD.class = 'place' and OLD.type = 'houses' THEN
+    UPDATE location_property_osmline set indexed_status = 100 where osm_id = OLD.osm_id; -- osm_id = wayid (=old.osm_id)
+  END IF;
+

   RETURN OLD;
 
 END;
   RETURN OLD;
 
 END;


@@ -2029,6 +1907,7 @@ DECLARE
   i INTEGER;
   existing RECORD;
   existingplacex RECORD;
   i INTEGER;
   existing RECORD;
   existingplacex RECORD;

+  existingline RECORD;

   existinggeometry GEOMETRY;
   existingplace_id BIGINT;
   result BOOLEAN;
   existinggeometry GEOMETRY;
   existingplace_id BIGINT;
   result BOOLEAN;


@@ -2037,309 +1916,305 @@ BEGIN
 
   --DEBUG: RAISE WARNING '-----------------------------------------------------------------------------------';
   --DEBUG: RAISE WARNING 'place_insert: % % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type,st_area(NEW.geometry);
 
   --DEBUG: RAISE WARNING '-----------------------------------------------------------------------------------';
   --DEBUG: RAISE WARNING 'place_insert: % % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type,st_area(NEW.geometry);

-
-  IF FALSE and NEW.osm_type = 'R' THEN
-    select * from placex where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type INTO existingplacex;
-    --DEBUG: RAISE WARNING '%', existingplacex;
-  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
-    DELETE FROM place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
-    RETURN null;
-  END IF;
-
+  RAISE WARNING 'X3366 - place_isnert';
+  -- filter wrong tupels

   IF ST_IsEmpty(NEW.geometry) OR NOT ST_IsValid(NEW.geometry) OR ST_X(ST_Centroid(NEW.geometry))::text in ('NaN','Infinity','-Infinity') OR ST_Y(ST_Centroid(NEW.geometry))::text in ('NaN','Infinity','-Infinity') THEN  
     INSERT INTO import_polygon_error values (NEW.osm_type, NEW.osm_id, NEW.class, NEW.type, NEW.name, NEW.country_code, 
       now(), ST_IsValidReason(NEW.geometry), null, NEW.geometry);
 --    RAISE WARNING 'Invalid Geometry: % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type;
     RETURN null;
   END IF;
   IF ST_IsEmpty(NEW.geometry) OR NOT ST_IsValid(NEW.geometry) OR ST_X(ST_Centroid(NEW.geometry))::text in ('NaN','Infinity','-Infinity') OR ST_Y(ST_Centroid(NEW.geometry))::text in ('NaN','Infinity','-Infinity') THEN  
     INSERT INTO import_polygon_error values (NEW.osm_type, NEW.osm_id, NEW.class, NEW.type, NEW.name, NEW.country_code, 
       now(), ST_IsValidReason(NEW.geometry), null, NEW.geometry);
 --    RAISE WARNING 'Invalid Geometry: % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type;
     RETURN null;
   END IF;

-
-  -- Patch in additional country names
-  IF NEW.admin_level = 2 AND NEW.type = 'administrative' AND NEW.country_code is not null THEN
-    select coalesce(country_name.name || NEW.name,NEW.name) from country_name where country_name.country_code = lower(NEW.country_code) INTO NEW.name;
-  END IF;
+  
+  -- decide, whether its an osm interpolation line => insert_osmline, or else just insert into placex
+  IF NEW.class='place' and NEW.type='houses' and NEW.osm_type='W' and ST_GeometryType(NEW.geometry) = 'ST_LineString' THEN    
+    -- Have we already done this place?
+    select * from place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type INTO existing;

     
     

-  -- Have we already done this place?
-  select * from place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type INTO existing;
-
-  -- Get the existing place_id
-  select * from placex where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type INTO existingplacex;
-
-  -- Handle a place changing type by removing the old data
-  -- My generated 'place' types are causing havok because they overlap with real keys
-  -- TODO: move them to their own special purpose key/class to avoid collisions
-  IF existing.osm_type IS NULL AND (NEW.type not in ('postcode','house','houses')) THEN
-    DELETE FROM place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type not in ('postcode','house','houses');
-  END IF;
-
-  --DEBUG: RAISE WARNING 'Existing: %',existing.osm_id;
-  --DEBUG: RAISE WARNING 'Existing PlaceX: %',existingplacex.place_id;
-
-  -- Log and discard 
-  IF existing.geometry is not null AND st_isvalid(existing.geometry) 
-    AND st_area(existing.geometry) > 0.02
-    AND ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon')
-    AND st_area(NEW.geometry) < st_area(existing.geometry)*0.5
-    THEN
-    INSERT INTO import_polygon_error values (NEW.osm_type, NEW.osm_id, NEW.class, NEW.type, NEW.name, NEW.country_code, now(), 
-      'Area reduced from '||st_area(existing.geometry)||' to '||st_area(NEW.geometry), existing.geometry, NEW.geometry);
-    RETURN null;
-  END IF;
-
-  DELETE from import_polygon_error where osm_type = NEW.osm_type and osm_id = NEW.osm_id;
-  DELETE from import_polygon_delete where osm_type = NEW.osm_type and osm_id = NEW.osm_id;
-
-  -- To paraphrase, if there isn't an existing item, OR if the admin level has changed
-  IF existingplacex.osm_type IS NULL OR
-    (coalesce(existingplacex.admin_level, 15) != coalesce(NEW.admin_level, 15) AND existingplacex.class = 'boundary' AND existingplacex.type = 'administrative')
-  THEN
-
-    IF existingplacex.osm_type IS NOT NULL THEN
-      -- sanity check: ignore admin_level changes on places with too many active children
-      -- or we end up reindexing entire countries because somebody accidentally deleted admin_level
-      --LIMIT INDEXING: SELECT count(*) FROM (SELECT 'a' FROM placex , place_addressline where address_place_id = existingplacex.place_id and placex.place_id = place_addressline.place_id and indexed_status = 0 and place_addressline.isaddress LIMIT 100001) sub INTO i;
-      --LIMIT INDEXING: IF i > 100000 THEN
-      --LIMIT INDEXING:  RETURN null;
-      --LIMIT INDEXING: END IF;
-    END IF;
-
-    IF existing.osm_type IS NOT NULL THEN
-      -- pathological case caused by the triggerless copy into place during initial import
-      -- force delete even for large areas, it will be reinserted later
-      UPDATE place set geometry = ST_SetSRID(ST_Point(0,0), 4326) where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
-      DELETE from place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
-    END IF;
-
-    -- No - process it as a new insertion (hopefully of low rank or it will be slow)
-    insert into placex (osm_type, osm_id, class, type, name, admin_level, housenumber, 
-      street, addr_place, isin, postcode, country_code, extratags, geometry)
-      values (NEW.osm_type
-        ,NEW.osm_id
-        ,NEW.class
-        ,NEW.type
-        ,NEW.name
-        ,NEW.admin_level
-        ,NEW.housenumber
-        ,NEW.street
-        ,NEW.addr_place
-        ,NEW.isin
-        ,NEW.postcode
-        ,NEW.country_code
-        ,NEW.extratags
-        ,NEW.geometry
-        );
-
-    --DEBUG: RAISE WARNING 'insert done % % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type,NEW.name;
-
-    RETURN NEW;
-  END IF;
-
-  -- Various ways to do the update
-
-  -- Debug, what's changed?
-  IF FALSE THEN
-    IF coalesce(existing.name::text, '') != coalesce(NEW.name::text, '') THEN
-      RAISE WARNING 'update details, name: % % % %',NEW.osm_type,NEW.osm_id,existing.name::text,NEW.name::text;
-    END IF;
-    IF coalesce(existing.housenumber, '') != coalesce(NEW.housenumber, '') THEN
-      RAISE WARNING 'update details, housenumber: % % % %',NEW.osm_type,NEW.osm_id,existing.housenumber,NEW.housenumber;
-    END IF;
-    IF coalesce(existing.street, '') != coalesce(NEW.street, '') THEN
-      RAISE WARNING 'update details, street: % % % %',NEW.osm_type,NEW.osm_id,existing.street,NEW.street;
+    -- Get the existing place_id
+    select * from location_property_osmline where osm_id = NEW.osm_id INTO existingline;
+    
+    -- Handle a place changing type by removing the old data (this trigger is executed BEFORE INSERT of the NEW tupel)
+    -- My generated 'place' types are causing havok because they overlap with real keys
+    -- TODO: move them to their own special purpose key/class to avoid collisions
+    IF existing.osm_type IS NULL THEN
+      DELETE FROM place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class;

     END IF;
     END IF;

-    IF coalesce(existing.addr_place, '') != coalesce(NEW.addr_place, '') THEN
-      RAISE WARNING 'update details, street: % % % %',NEW.osm_type,NEW.osm_id,existing.addr_place,NEW.addr_place;
+    
+    DELETE from import_polygon_error where osm_type = NEW.osm_type and osm_id = NEW.osm_id;
+    DELETE from import_polygon_delete where osm_type = NEW.osm_type and osm_id = NEW.osm_id;
+    
+    -- To paraphrase, if there isn't an existing item
+    IF existingline.osm_id IS NULL THEN
+      IF existing.osm_type IS NOT NULL THEN
+        -- pathological case caused by the triggerless copy into place during initial import
+        -- force delete even for large areas, it will be reinserted later
+        UPDATE place set geometry = ST_SetSRID(ST_Point(0,0), 4326) where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
+        DELETE from place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
+      END IF;
+      -- insert new line into location_property_osmline, use function insert_osmline
+      i = insert_osmline(NEW.osm_id, NEW.housenumber, NEW.street, NEW.addr_place, NEW.postcode, NEW.country_code, NEW.geometry);
+      RETURN NEW;

     END IF;
     END IF;

-    IF coalesce(existing.isin, '') != coalesce(NEW.isin, '') THEN
-      RAISE WARNING 'update details, isin: % % % %',NEW.osm_type,NEW.osm_id,existing.isin,NEW.isin;
+    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, '')
+       OR coalesce(existing.street, '') != coalesce(NEW.street, '')
+       OR coalesce(existing.addr_place, '') != coalesce(NEW.addr_place, '')
+       OR coalesce(existing.isin, '') != coalesce(NEW.isin, '')
+       OR coalesce(existing.postcode, '') != coalesce(NEW.postcode, '')
+       OR coalesce(existing.country_code, '') != coalesce(NEW.country_code, '')
+       OR coalesce(existing.admin_level, 15) != coalesce(NEW.admin_level, 15)
+       OR existing.geometry::text != NEW.geometry::text
+       THEN
+
+      update place set 
+        name = NEW.name,
+        housenumber  = NEW.housenumber,
+        street = NEW.street,
+        addr_place = NEW.addr_place,
+        isin = NEW.isin,
+        postcode = NEW.postcode,
+        country_code = NEW.country_code,
+        extratags = NEW.extratags,
+        admin_level = NEW.admin_level,
+        geometry = NEW.geometry
+        where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
+
+      -- update method for interpolation lines: delete all old interpolation lines with same osm_id (update on place) and insert the new one(s) (they can be split up, if they have > 2 nodes)
+      delete from location_property_osmline where osm_id = NEW.osm_id;
+      i = insert_osmline(NEW.osm_id, NEW.housenumber, NEW.street, NEW.addr_place, NEW.postcode, NEW.country_code, NEW.geometry);

     END IF;
     END IF;

-    IF coalesce(existing.postcode, '') != coalesce(NEW.postcode, '') THEN
-      RAISE WARNING 'update details, postcode: % % % %',NEW.osm_type,NEW.osm_id,existing.postcode,NEW.postcode;
+    
+    -- for interpolations invalidate all nodes on the line
+    update placex p set indexed_status = 2 from planet_osm_ways w where w.id = NEW.osm_id and p.osm_type = 'N' and p.osm_id = any(w.nodes);
+    RAISE WARNING 'X3399 - updated nodes of interpolation line';
+    RETURN NULL;
+  
+  ELSE -- insert to placex
+  
+    IF FALSE and NEW.osm_type = 'R' THEN
+      select * from placex where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type INTO existingplacex;
+      --DEBUG: RAISE WARNING '%', existingplacex;

     END IF;
     END IF;

-    IF coalesce(existing.country_code, '') != coalesce(NEW.country_code, '') THEN
-      RAISE WARNING 'update details, country_code: % % % %',NEW.osm_type,NEW.osm_id,existing.country_code,NEW.country_code;
+    -- Patch in additional country names
+    IF NEW.admin_level = 2 AND NEW.type = 'administrative' AND NEW.country_code is not null THEN
+      select coalesce(country_name.name || NEW.name,NEW.name) from country_name where country_name.country_code = lower(NEW.country_code) INTO NEW.name;

     END IF;
     END IF;

-  END IF;
-
-  -- Special case for polygon shape changes because they tend to be large and we can be a bit clever about how we handle them
-  IF existing.geometry::text != NEW.geometry::text 
-     AND ST_GeometryType(existing.geometry) in ('ST_Polygon','ST_MultiPolygon')
-     AND ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') 
-     THEN 
-
-    -- Get the version of the geometry actually used (in placex table)
-    select geometry from placex where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type into existinggeometry;
+      
+    -- Have we already done this place?
+    select * from place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type INTO existing;

 
 

-    -- Performance limit
-    IF st_area(NEW.geometry) < 0.000000001 AND st_area(existinggeometry) < 1 THEN
+    -- Get the existing place_id
+    select * from placex where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type INTO existingplacex;

 
 

-      -- re-index points that have moved in / out of the polygon, could be done as a single query but postgres gets the index usage wrong
-      update placex set indexed_status = 2 where indexed_status = 0 and 
-          (st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry))
-          AND NOT (st_covers(existinggeometry, placex.geometry) OR ST_Intersects(existinggeometry, placex.geometry))
-          AND rank_search > existingplacex.rank_search AND (rank_search < 28 or name is not null);
+    -- Handle a place changing type by removing the old data
+    -- My generated 'place' types are causing havok because they overlap with real keys
+    -- TODO: move them to their own special purpose key/class to avoid collisions
+    IF existing.osm_type IS NULL THEN
+      DELETE FROM place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class;
+    END IF;

 
 

-      update placex set indexed_status = 2 where indexed_status = 0 and 
-          (st_covers(existinggeometry, placex.geometry) OR ST_Intersects(existinggeometry, placex.geometry))
-          AND NOT (st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry))
-          AND rank_search > existingplacex.rank_search AND (rank_search < 28 or name is not null);
+    --DEBUG: RAISE WARNING 'Existing: %',existing.osm_id;
+    --DEBUG: RAISE WARNING 'Existing PlaceX: %',existingplacex.place_id;

 
 

+    -- Log and discard 
+    IF existing.geometry is not null AND st_isvalid(existing.geometry) 
+      AND st_area(existing.geometry) > 0.02
+      AND ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon')
+      AND st_area(NEW.geometry) < st_area(existing.geometry)*0.5
+      THEN
+      INSERT INTO import_polygon_error values (NEW.osm_type, NEW.osm_id, NEW.class, NEW.type, NEW.name, NEW.country_code, now(), 
+        'Area reduced from '||st_area(existing.geometry)||' to '||st_area(NEW.geometry), existing.geometry, NEW.geometry);
+      RETURN null;

     END IF;
 
     END IF;
 

-  END IF;
+    DELETE from import_polygon_error where osm_type = NEW.osm_type and osm_id = NEW.osm_id;
+    DELETE from import_polygon_delete where osm_type = NEW.osm_type and osm_id = NEW.osm_id;

 
 

-  -- Special case - if we are just adding extra words we hack them into the search_name table rather than reindexing
-  IF FALSE AND existingplacex.rank_search < 26
-     AND coalesce(existing.housenumber, '') = coalesce(NEW.housenumber, '')
-     AND coalesce(existing.street, '') = coalesce(NEW.street, '')
-     AND coalesce(existing.addr_place, '') = coalesce(NEW.addr_place, '')
-     AND coalesce(existing.isin, '') = coalesce(NEW.isin, '')
-     AND coalesce(existing.postcode, '') = coalesce(NEW.postcode, '')
-     AND coalesce(existing.country_code, '') = coalesce(NEW.country_code, '')
-     AND coalesce(existing.name::text, '') != coalesce(NEW.name::text, '') 
-     THEN
+    -- To paraphrase, if there isn't an existing item, OR if the admin level has changed
+    IF existingplacex.osm_type IS NULL OR
+      (coalesce(existingplacex.admin_level, 15) != coalesce(NEW.admin_level, 15) AND existingplacex.class = 'boundary' AND existingplacex.type = 'administrative')
+    THEN

 
 

-    IF NOT update_location_nameonly(existingplacex.place_id, NEW.name) THEN
+      IF existingplacex.osm_type IS NOT NULL THEN
+        -- sanity check: ignore admin_level changes on places with too many active children
+        -- or we end up reindexing entire countries because somebody accidentally deleted admin_level
+        --LIMIT INDEXING: SELECT count(*) FROM (SELECT 'a' FROM placex , place_addressline where address_place_id = existingplacex.place_id and placex.place_id = place_addressline.place_id and indexed_status = 0 and place_addressline.isaddress LIMIT 100001) sub INTO i;
+        --LIMIT INDEXING: IF i > 100000 THEN
+        --LIMIT INDEXING:  RETURN null;
+        --LIMIT INDEXING: END IF;
+      END IF;

 
 

-      IF st_area(NEW.geometry) < 0.5 THEN
-        UPDATE placex set indexed_status = 2 from place_addressline where address_place_id = existingplacex.place_id 
-          and placex.place_id = place_addressline.place_id and indexed_status = 0
-          and (rank_search < 28 or name is not null);
+      IF existing.osm_type IS NOT NULL THEN
+        -- pathological case caused by the triggerless copy into place during initial import
+        -- force delete even for large areas, it will be reinserted later
+        UPDATE place set geometry = ST_SetSRID(ST_Point(0,0), 4326) where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
+        DELETE from place where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;

       END IF;
 
       END IF;
 

+      -- No - process it as a new insertion (hopefully of low rank or it will be slow)
+      insert into placex (osm_type, osm_id, class, type, name, admin_level, housenumber, 
+        street, addr_place, isin, postcode, country_code, extratags, geometry)
+        values (NEW.osm_type
+          ,NEW.osm_id
+          ,NEW.class
+          ,NEW.type
+          ,NEW.name
+          ,NEW.admin_level
+          ,NEW.housenumber
+          ,NEW.street
+          ,NEW.addr_place
+          ,NEW.isin
+          ,NEW.postcode
+          ,NEW.country_code
+          ,NEW.extratags
+          ,NEW.geometry
+          );
+
+      --DEBUG: RAISE WARNING 'insert done % % % % %',NEW.osm_type,NEW.osm_id,NEW.class,NEW.type,NEW.name;
+
+      RETURN NEW;

     END IF;
     END IF;

-  
-  ELSE

 
 

-    -- Anything else has changed - reindex the lot
-    IF coalesce(existing.name::text, '') != coalesce(NEW.name::text, '')
-        OR coalesce(existing.housenumber, '') != coalesce(NEW.housenumber, '')
-        OR coalesce(existing.street, '') != coalesce(NEW.street, '')
-        OR coalesce(existing.addr_place, '') != coalesce(NEW.addr_place, '')
-        OR coalesce(existing.isin, '') != coalesce(NEW.isin, '')
-        OR coalesce(existing.postcode, '') != coalesce(NEW.postcode, '')
-        OR coalesce(existing.country_code, '') != coalesce(NEW.country_code, '') THEN
-
-      -- performance, can't take the load of re-indexing a whole country / huge area
-      IF st_area(NEW.geometry) < 0.5 THEN
---        UPDATE placex set indexed_status = 2 from place_addressline where address_place_id = existingplacex.place_id 
---          and placex.place_id = place_addressline.place_id and indexed_status = 0;
-      END IF;
+    -- Various ways to do the update

 
 

+    -- Debug, what's changed?
+    IF FALSE THEN
+      IF coalesce(existing.name::text, '') != coalesce(NEW.name::text, '') THEN
+        RAISE WARNING 'update details, name: % % % %',NEW.osm_type,NEW.osm_id,existing.name::text,NEW.name::text;
+      END IF;
+      IF coalesce(existing.housenumber, '') != coalesce(NEW.housenumber, '') THEN
+        RAISE WARNING 'update details, housenumber: % % % %',NEW.osm_type,NEW.osm_id,existing.housenumber,NEW.housenumber;
+      END IF;
+      IF coalesce(existing.street, '') != coalesce(NEW.street, '') THEN
+        RAISE WARNING 'update details, street: % % % %',NEW.osm_type,NEW.osm_id,existing.street,NEW.street;
+      END IF;
+      IF coalesce(existing.addr_place, '') != coalesce(NEW.addr_place, '') THEN
+        RAISE WARNING 'update details, street: % % % %',NEW.osm_type,NEW.osm_id,existing.addr_place,NEW.addr_place;
+      END IF;
+      IF coalesce(existing.isin, '') != coalesce(NEW.isin, '') THEN
+        RAISE WARNING 'update details, isin: % % % %',NEW.osm_type,NEW.osm_id,existing.isin,NEW.isin;
+      END IF;
+      IF coalesce(existing.postcode, '') != coalesce(NEW.postcode, '') THEN
+        RAISE WARNING 'update details, postcode: % % % %',NEW.osm_type,NEW.osm_id,existing.postcode,NEW.postcode;
+      END IF;
+      IF coalesce(existing.country_code, '') != coalesce(NEW.country_code, '') THEN
+        RAISE WARNING 'update details, country_code: % % % %',NEW.osm_type,NEW.osm_id,existing.country_code,NEW.country_code;
+      END IF;

     END IF;
 
     END IF;
 

-  END IF;
+    -- Special case for polygon shape changes because they tend to be large and we can be a bit clever about how we handle them
+    IF existing.geometry::text != NEW.geometry::text 
+       AND ST_GeometryType(existing.geometry) in ('ST_Polygon','ST_MultiPolygon')
+       AND ST_GeometryType(NEW.geometry) in ('ST_Polygon','ST_MultiPolygon') 
+       THEN 

 
 

-  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, '')
-     OR coalesce(existing.street, '') != coalesce(NEW.street, '')
-     OR coalesce(existing.addr_place, '') != coalesce(NEW.addr_place, '')
-     OR coalesce(existing.isin, '') != coalesce(NEW.isin, '')
-     OR coalesce(existing.postcode, '') != coalesce(NEW.postcode, '')
-     OR coalesce(existing.country_code, '') != coalesce(NEW.country_code, '')
-     OR coalesce(existing.admin_level, 15) != coalesce(NEW.admin_level, 15)
-     OR existing.geometry::text != NEW.geometry::text
-     THEN
+      -- Get the version of the geometry actually used (in placex table)
+      select geometry from placex where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type into existinggeometry;

 
 

-    update place set 
-      name = NEW.name,
-      housenumber  = NEW.housenumber,
-      street = NEW.street,
-      addr_place = NEW.addr_place,
-      isin = NEW.isin,
-      postcode = NEW.postcode,
-      country_code = NEW.country_code,
-      extratags = NEW.extratags,
-      admin_level = NEW.admin_level,
-      geometry = NEW.geometry
-      where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
+      -- Performance limit
+      IF st_area(NEW.geometry) < 0.000000001 AND st_area(existinggeometry) < 1 THEN

 
 

-    IF NEW.class in ('place','boundary') AND NEW.type in ('postcode','postal_code') THEN
-        IF NEW.postcode IS NULL THEN
-            -- postcode was deleted, no longer retain in placex
-            DELETE FROM placex where place_id = existingplacex.place_id;
-            RETURN NULL;
-        END IF;
+        -- re-index points that have moved in / out of the polygon, could be done as a single query but postgres gets the index usage wrong
+        update placex set indexed_status = 2 where indexed_status = 0 and 
+            (st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry))
+            AND NOT (st_covers(existinggeometry, placex.geometry) OR ST_Intersects(existinggeometry, placex.geometry))
+            AND rank_search > existingplacex.rank_search AND (rank_search < 28 or name is not null);
+
+        update placex set indexed_status = 2 where indexed_status = 0 and 
+            (st_covers(existinggeometry, placex.geometry) OR ST_Intersects(existinggeometry, placex.geometry))
+            AND NOT (st_covers(NEW.geometry, placex.geometry) OR ST_Intersects(NEW.geometry, placex.geometry))
+            AND rank_search > existingplacex.rank_search AND (rank_search < 28 or name is not null);
+
+      END IF;

 
 

-        NEW.name := hstore('ref', NEW.postcode);

     END IF;
 
     END IF;
 

-    update placex set 
-      name = NEW.name,
-      housenumber = NEW.housenumber,
-      street = NEW.street,
-      addr_place = NEW.addr_place,
-      isin = NEW.isin,
-      postcode = NEW.postcode,
-      country_code = NEW.country_code,
-      parent_place_id = null,
-      extratags = NEW.extratags,
-      admin_level = CASE WHEN NEW.admin_level > 15 THEN 15 ELSE NEW.admin_level END,
-      indexed_status = 2,    
-      geometry = NEW.geometry
-      where place_id = existingplacex.place_id;

 
 

-  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, '')
+       OR coalesce(existing.street, '') != coalesce(NEW.street, '')
+       OR coalesce(existing.addr_place, '') != coalesce(NEW.addr_place, '')
+       OR coalesce(existing.isin, '') != coalesce(NEW.isin, '')
+       OR coalesce(existing.postcode, '') != coalesce(NEW.postcode, '')
+       OR coalesce(existing.country_code, '') != coalesce(NEW.country_code, '')
+       OR coalesce(existing.admin_level, 15) != coalesce(NEW.admin_level, 15)
+       OR existing.geometry::text != NEW.geometry::text
+       THEN
+
+      update place set 
+        name = NEW.name,
+        housenumber  = NEW.housenumber,
+        street = NEW.street,
+        addr_place = NEW.addr_place,
+        isin = NEW.isin,
+        postcode = NEW.postcode,
+        country_code = NEW.country_code,
+        extratags = NEW.extratags,
+        admin_level = NEW.admin_level,
+        geometry = NEW.geometry
+        where osm_type = NEW.osm_type and osm_id = NEW.osm_id and class = NEW.class and type = NEW.type;
+
+      IF NEW.class in ('place','boundary') AND NEW.type in ('postcode','postal_code') THEN
+          IF NEW.postcode IS NULL THEN
+              -- postcode was deleted, no longer retain in placex
+              DELETE FROM placex where place_id = existingplacex.place_id;
+              RETURN NULL;
+          END IF;

 
 

-  -- Abort the add (we modified the existing place instead)
-  RETURN NULL;
+          NEW.name := hstore('ref', NEW.postcode);
+      END IF;
+      
+      update placex set 
+        name = NEW.name,
+        housenumber = NEW.housenumber,
+        street = NEW.street,
+        addr_place = NEW.addr_place,
+        isin = NEW.isin,
+        postcode = NEW.postcode,
+        country_code = NEW.country_code,
+        parent_place_id = null,
+        extratags = NEW.extratags,
+        admin_level = CASE WHEN NEW.admin_level > 15 THEN 15 ELSE NEW.admin_level END,
+        indexed_status = 2,    
+        geometry = NEW.geometry
+        where place_id = existingplacex.place_id;
+
+    END IF;
+
+    -- Abort the add (we modified the existing place instead)
+    RETURN NULL;
+  END IF;

 
 END; 
 $$ LANGUAGE plpgsql;
 
 
 END; 
 $$ LANGUAGE plpgsql;
 

+

 CREATE OR REPLACE FUNCTION get_name_by_language(name hstore, languagepref TEXT[]) RETURNS TEXT
   AS $$
 DECLARE
 CREATE OR REPLACE FUNCTION get_name_by_language(name hstore, languagepref TEXT[]) RETURNS TEXT
   AS $$
 DECLARE

-  search TEXT[];
-  found BOOLEAN;
+  result TEXT;

 BEGIN
 BEGIN

-

   IF name is null THEN
     RETURN null;
   END IF;
 
   IF name is null THEN
     RETURN null;
   END IF;
 

-  search := languagepref;
-
-  FOR j IN 1..array_upper(search, 1) LOOP
-    IF name ? search[j] AND trim(name->search[j]) != '' THEN
-      return trim(name->search[j]);
+  FOR j IN 1..array_upper(languagepref,1) LOOP
+    IF name ? languagepref[j] THEN
+      result := trim(name->languagepref[j]);
+      IF result != '' THEN
+        return result;
+      END IF;

     END IF;
   END LOOP;
 
   -- anything will do as a fallback - just take the first name type thing there is
     END IF;
   END LOOP;
 
   -- anything will do as a fallback - just take the first name type thing there is

-  search := avals(name);
-  RETURN search[1];
+  RETURN trim((avals(name))[1]);

 END;
 $$
 LANGUAGE plpgsql IMMUTABLE;
 
 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 $$
 
 CREATE OR REPLACE FUNCTION get_address_postcode(for_place_id BIGINT) RETURNS TEXT
   AS $$


@@ -2380,7 +2255,8 @@ END;
 $$
 LANGUAGE plpgsql;
 
 $$
 LANGUAGE plpgsql;
 

-CREATE OR REPLACE FUNCTION get_address_by_language(for_place_id BIGINT, languagepref TEXT[]) RETURNS TEXT
+--housenumber only needed for tiger data
+CREATE OR REPLACE FUNCTION get_address_by_language(for_place_id BIGINT, housenumber INTEGER, languagepref TEXT[]) RETURNS TEXT

   AS $$
 DECLARE
   result TEXT[];
   AS $$
 DECLARE
   result TEXT[];


@@ -2392,7 +2268,7 @@ BEGIN
   result := '{}';
   prevresult := '';
 
   result := '{}';
   prevresult := '';
 

-  FOR location IN select * from get_addressdata(for_place_id) where isaddress order by rank_address desc LOOP
+  FOR location IN select * from get_addressdata(for_place_id, housenumber) where isaddress order by rank_address desc LOOP

     currresult := trim(get_name_by_language(location.name, languagepref));
     IF currresult != prevresult AND currresult IS NOT NULL AND result[(100 - location.rank_address)] IS NULL THEN
       result[(100 - location.rank_address)] := trim(get_name_by_language(location.name, languagepref));
     currresult := trim(get_name_by_language(location.name, languagepref));
     IF currresult != prevresult AND currresult IS NOT NULL AND result[(100 - location.rank_address)] IS NULL THEN
       result[(100 - location.rank_address)] := trim(get_name_by_language(location.name, languagepref));


@@ -2420,7 +2296,7 @@ create type addressline as (
   distance FLOAT
 );
 
   distance FLOAT
 );
 

-CREATE OR REPLACE FUNCTION get_addressdata(in_place_id BIGINT) RETURNS setof addressline 
+CREATE OR REPLACE FUNCTION get_addressdata(in_place_id BIGINT, in_housenumber INTEGER) RETURNS setof addressline 

   AS $$
 DECLARE
   for_place_id BIGINT;
   AS $$
 DECLARE
   for_place_id BIGINT;


@@ -2440,16 +2316,30 @@ DECLARE
   hadcountry BOOLEAN;
 BEGIN
 
   hadcountry BOOLEAN;
 BEGIN
 

-  select parent_place_id,'us', housenumber, 30, postcode, null, 'place', 'house' from location_property_tiger 
-    WHERE place_id = in_place_id 
-    INTO for_place_id,searchcountrycode, searchhousenumber, searchrankaddress, searchpostcode, searchhousename, searchclass, searchtype;
-
+  -- first query osmline (interpolation lines)
+  select parent_place_id, calculated_country_code, 30, postcode, null, 'place', 'house' from location_property_osmline 
+    WHERE place_id = in_place_id AND in_housenumber>=startnumber AND in_housenumber <= endnumber
+    INTO for_place_id,searchcountrycode, searchrankaddress, searchpostcode, searchhousename, searchclass, searchtype;
+  IF for_place_id IS NOT NULL THEN
+    searchhousenumber = in_housenumber::text;
+  END IF;
+  
+  --then query tiger data
+  IF for_place_id IS NULL THEN
+    select parent_place_id,'us', 30, postcode, null, 'place', 'house' from location_property_tiger 
+      WHERE place_id = in_place_id AND in_housenumber>=startnumber AND in_housenumber <= endnumber
+      INTO for_place_id,searchcountrycode, searchrankaddress, searchpostcode, searchhousename, searchclass, searchtype;
+    IF for_place_id IS NOT NULL THEN
+      searchhousenumber = in_housenumber::text;
+    END IF;
+  END IF;
+  

   IF for_place_id IS NULL THEN
     select parent_place_id,'us', housenumber, 30, postcode, null, 'place', 'house' from location_property_aux
       WHERE place_id = in_place_id 
       INTO for_place_id,searchcountrycode, searchhousenumber, searchrankaddress, searchpostcode, searchhousename, searchclass, searchtype;
   END IF;
   IF for_place_id IS NULL THEN
     select parent_place_id,'us', housenumber, 30, postcode, null, 'place', 'house' from location_property_aux
       WHERE place_id = in_place_id 
       INTO for_place_id,searchcountrycode, searchhousenumber, searchrankaddress, searchpostcode, searchhousename, searchclass, searchtype;
   END IF;

-
+  

   IF for_place_id IS NULL THEN
     select parent_place_id, calculated_country_code, housenumber, rank_search, postcode, name, class, type from placex 
       WHERE place_id = in_place_id and rank_address = 30 
   IF for_place_id IS NULL THEN
     select parent_place_id, calculated_country_code, housenumber, rank_search, postcode, name, class, type from placex 
       WHERE place_id = in_place_id and rank_address = 30 


@@ -2457,9 +2347,10 @@ BEGIN
   END IF;
 
   IF for_place_id IS NULL THEN
   END IF;
 
   IF for_place_id IS NULL THEN

-    for_place_id := in_place_id;
-    select calculated_country_code, housenumber, rank_search, postcode, null from placex where place_id = for_place_id 
-      INTO searchcountrycode, searchhousenumber, searchrankaddress, searchpostcode, searchhousename;
+    select coalesce(linked_place_id, place_id),  calculated_country_code,
+           housenumber, rank_search, postcode, null
+      from placex where place_id = in_place_id
+      INTO for_place_id, searchcountrycode, searchhousenumber, searchrankaddress, searchpostcode, searchhousename;

   END IF;
 
 --RAISE WARNING '% % % %',searchcountrycode, searchhousenumber, searchrankaddress, searchpostcode;
   END IF;
 
 --RAISE WARNING '% % % %',searchcountrycode, searchhousenumber, searchrankaddress, searchpostcode;


@@ -2471,7 +2362,7 @@ BEGIN
       CASE WHEN class = 'place' and type = 'postcode' THEN hstore('name', postcode) ELSE name END as name,
       class, type, admin_level, true as fromarea, true as isaddress,
       CASE WHEN rank_address = 0 THEN 100 WHEN rank_address = 11 THEN 5 ELSE rank_address END as rank_address,
       CASE WHEN class = 'place' and type = 'postcode' THEN hstore('name', postcode) ELSE name END as name,
       class, type, admin_level, true as fromarea, true as isaddress,
       CASE WHEN rank_address = 0 THEN 100 WHEN rank_address = 11 THEN 5 ELSE rank_address END as rank_address,

-      0 as distance, calculated_country_code
+      0 as distance, calculated_country_code, postcode

       from placex
       where place_id = for_place_id 
   LOOP
       from placex
       where place_id = for_place_id 
   LOOP


@@ -2482,6 +2373,9 @@ BEGIN
     IF searchpostcode IS NOT NULL and location.type = 'postcode' THEN
       location.isaddress := FALSE;
     END IF;
     IF searchpostcode IS NOT NULL and location.type = 'postcode' THEN
       location.isaddress := FALSE;
     END IF;

+    IF searchpostcode IS NULL and location.postcode IS NOT NULL THEN
+      searchpostcode := location.postcode;
+    END IF;

     IF location.rank_address = 4 AND location.isaddress THEN
       hadcountry := true;
     END IF;
     IF location.rank_address = 4 AND location.isaddress THEN
       hadcountry := true;
     END IF;


@@ -2502,7 +2396,9 @@ BEGIN
   FOR location IN 
     select placex.place_id, osm_type, osm_id,
       CASE WHEN class = 'place' and type = 'postcode' THEN hstore('name', postcode) ELSE name END as name,
   FOR location IN 
     select placex.place_id, osm_type, osm_id,
       CASE WHEN class = 'place' and type = 'postcode' THEN hstore('name', postcode) ELSE name END as name,

-      class, type, admin_level, fromarea, isaddress,
+      CASE WHEN extratags ? 'place' THEN 'place' ELSE class END as class,
+      CASE WHEN extratags ? 'place' THEN extratags->'place' ELSE type END as type,
+      admin_level, fromarea, isaddress,

       CASE WHEN address_place_id = for_place_id AND rank_address = 0 THEN 100 WHEN rank_address = 11 THEN 5 ELSE rank_address END as rank_address,
       distance,calculated_country_code,postcode
       from place_addressline join placex on (address_place_id = placex.place_id) 
       CASE WHEN address_place_id = for_place_id AND rank_address = 0 THEN 100 WHEN rank_address = 11 THEN 5 ELSE rank_address END as rank_address,
       distance,calculated_country_code,postcode
       from place_addressline join placex on (address_place_id = placex.place_id) 


@@ -2574,86 +2470,10 @@ END;
 $$
 LANGUAGE plpgsql;
 
 $$
 LANGUAGE plpgsql;
 

-CREATE OR REPLACE FUNCTION get_place_boundingbox(search_place_id BIGINT) RETURNS place_boundingbox
-  AS $$
-DECLARE
-  result place_boundingbox;
-  numfeatures integer;
-BEGIN
-  select * from place_boundingbox into result where place_id = search_place_id;
-  IF result.place_id IS NULL THEN
--- remove  isaddress = true because if there is a matching polygon it always wins
-    select count(*) from place_addressline where address_place_id = search_place_id into numfeatures;
-    insert into place_boundingbox select place_id,
-             ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),4)),ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),2)),
-             ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),1)),ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),3)),
-             numfeatures, ST_Area(geometry),
-             geometry as area from location_area where place_id = search_place_id;
-    select * from place_boundingbox into result where place_id = search_place_id;
-  END IF;
-  IF result.place_id IS NULL THEN
--- TODO 0.0001
-    insert into place_boundingbox select address_place_id,
-             min(ST_Y(ST_Centroid(geometry))) as minlon,max(ST_Y(ST_Centroid(geometry))) as maxlon,
-             min(ST_X(ST_Centroid(geometry))) as minlat,max(ST_X(ST_Centroid(geometry))) as maxlat,
-             count(*), ST_Area(ST_Buffer(ST_Convexhull(ST_Collect(geometry)),0.0001)) as area,
-             ST_Buffer(ST_Convexhull(ST_Collect(geometry)),0.0001) as boundary 
-             from (select * from place_addressline where address_place_id = search_place_id order by cached_rank_address limit 4000) as place_addressline join placex using (place_id) 
-             where address_place_id = search_place_id
---               and (isaddress = true OR place_id = search_place_id)
-               and (st_length(geometry) < 0.01 or place_id = search_place_id)
-             group by address_place_id limit 1;
-    select * from place_boundingbox into result where place_id = search_place_id;
-  END IF;
-  return result;
-END;
-$$
-LANGUAGE plpgsql;
-
--- don't do the operation if it would be slow
-CREATE OR REPLACE FUNCTION get_place_boundingbox_quick(search_place_id BIGINT) RETURNS place_boundingbox
-  AS $$
-DECLARE
-  result place_boundingbox;
-  numfeatures integer;
-  rank integer;
-BEGIN
-  select * from place_boundingbox into result where place_id = search_place_id;
-  IF result IS NULL AND rank > 14 THEN
-    select count(*) from place_addressline where address_place_id = search_place_id and isaddress = true into numfeatures;
-    insert into place_boundingbox select place_id,
-             ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),4)),ST_Y(ST_PointN(ExteriorRing(ST_Box2D(geometry)),2)),
-             ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),1)),ST_X(ST_PointN(ExteriorRing(ST_Box2D(geometry)),3)),
-             numfeatures, ST_Area(geometry),
-             geometry as area from location_area where place_id = search_place_id;
-    select * from place_boundingbox into result where place_id = search_place_id;
-  END IF;
-  IF result IS NULL THEN
-    select rank_search from placex where place_id = search_place_id into rank;
-    IF rank > 20 THEN
--- TODO 0.0001
-      insert into place_boundingbox select address_place_id,
-             min(ST_Y(ST_Centroid(geometry))) as minlon,max(ST_Y(ST_Centroid(geometry))) as maxlon,
-             min(ST_X(ST_Centroid(geometry))) as minlat,max(ST_X(ST_Centroid(geometry))) as maxlat,
-             count(*), ST_Area(ST_Buffer(ST_Convexhull(ST_Collect(geometry)),0.0001)) as area,
-             ST_Buffer(ST_Convexhull(ST_Collect(geometry)),0.0001) as boundary 
-             from place_addressline join placex using (place_id) 
-             where address_place_id = search_place_id 
-               and (isaddress = true OR place_id = search_place_id)
-               and (st_length(geometry) < 0.01 or place_id = search_place_id)
-             group by address_place_id limit 1;
-      select * from place_boundingbox into result where place_id = search_place_id;
-    END IF;
-  END IF;
-  return result;
-END;
-$$
-LANGUAGE plpgsql;

 
 CREATE OR REPLACE FUNCTION update_place(search_place_id BIGINT) RETURNS BOOLEAN
   AS $$
 DECLARE
 
 CREATE OR REPLACE FUNCTION update_place(search_place_id BIGINT) RETURNS BOOLEAN
   AS $$
 DECLARE

-  result place_boundingbox;

   numfeatures integer;
 BEGIN
   update placex set 
   numfeatures integer;
 BEGIN
   update placex set 


@@ -2766,42 +2586,6 @@ END;
 $$
 LANGUAGE plpgsql;
 
 $$
 LANGUAGE plpgsql;
 

-CREATE OR REPLACE FUNCTION get_word_suggestion(srcword TEXT) RETURNS TEXT
-  AS $$
-DECLARE
-  trigramtoken TEXT;
-  result TEXT;
-BEGIN
-
-  trigramtoken := regexp_replace(make_standard_name(srcword),E'([^0-9])\\1+',E'\\1','g');
-  SELECT word FROM word WHERE word_trigram like ' %' and word_trigram % trigramtoken ORDER BY similarity(word_trigram, trigramtoken) DESC, word limit 1 into result;
-
-  return result;
-END;
-$$
-LANGUAGE plpgsql;
-
-CREATE OR REPLACE FUNCTION get_word_suggestions(srcword TEXT) RETURNS TEXT[]
-  AS $$
-DECLARE
-  trigramtoken TEXT;
-  result TEXT[];
-  r RECORD;
-BEGIN
-
-  trigramtoken := regexp_replace(make_standard_name(srcword),E'([^0-9])\\1+',E'\\1','g');
-
-  FOR r IN SELECT word,similarity(word_trigram, trigramtoken) as score FROM word 
-    WHERE word_trigram like ' %' and word_trigram % trigramtoken ORDER BY similarity(word_trigram, trigramtoken) DESC, word limit 4
-  LOOP
-    result[coalesce(array_upper(result,1)+1,1)] := r.word;
-  END LOOP;
-
-  return result;
-END;
-$$
-LANGUAGE plpgsql;
-

 CREATE OR REPLACE FUNCTION aux_create_property(pointgeo GEOMETRY, in_housenumber TEXT, 
   in_street TEXT, in_isin TEXT, in_postcode TEXT, in_countrycode char(2)) RETURNS INTEGER
   AS $$
 CREATE OR REPLACE FUNCTION aux_create_property(pointgeo GEOMETRY, in_housenumber TEXT, 
   in_street TEXT, in_isin TEXT, in_postcode TEXT, in_countrycode char(2)) RETURNS INTEGER
   AS $$


@@ -2818,7 +2602,7 @@ DECLARE
 BEGIN
 
   place_centroid := ST_Centroid(pointgeo);
 BEGIN
 
   place_centroid := ST_Centroid(pointgeo);

-  out_partition := get_partition(place_centroid, in_countrycode);
+  out_partition := get_partition(in_countrycode);

   out_parent_place_id := null;
 
   address_street_word_id := get_name_id(make_standard_name(in_street));
   out_parent_place_id := null;
 
   address_street_word_id := get_name_id(make_standard_name(in_street));


@@ -2933,14 +2717,14 @@ 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}).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 := 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;
         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
       END IF;
 
       select wikipedia_article.language,wikipedia_article.title,wikipedia_article.importance


@@ -3092,6 +2876,7 @@ DECLARE
   diameter FLOAT;
   rank INTEGER;
 BEGIN
   diameter FLOAT;
   rank INTEGER;
 BEGIN

+  UPDATE placex SET indexed_status = 2 WHERE place_id = placeid;

   SELECT geometry, rank_search FROM placex WHERE place_id = placeid INTO placegeom, rank;
   IF placegeom IS NOT NULL AND ST_IsValid(placegeom) THEN
     IF ST_GeometryType(placegeom) in ('ST_Polygon','ST_MultiPolygon') THEN
   SELECT geometry, rank_search FROM placex WHERE place_id = placeid INTO placegeom, rank;
   IF placegeom IS NOT NULL AND ST_IsValid(placegeom) THEN
     IF ST_GeometryType(placegeom) in ('ST_Polygon','ST_MultiPolygon') THEN