text: CREATE OR REPLACE FUNCTION geocode_address_zip(
  	result REFCURSOR,
  	parsed NORM_ADDY
  ) RETURNS REFCURSOR
  AS $_$
  DECLARE
    tempString VARCHAR;
    tempInt INTEGER;
  BEGIN
    -- Check to see if the road name can be matched.
    SELECT INTO tempInt count(*) FROM tiger_geocode_roads
  	  WHERE parsed.zip = tiger_geocode_roads.zip
  	  AND soundex(parsed.streetName) = soundex(tiger_geocode_roads.fename);
  
    IF tempInt = 0 THEN
  	RETURN NULL;
    END IF;
  
    -- The road name matches, now we check to see if the addresses match
    SELECT INTO tempInt count(*)
    FROM (
  	SELECT *, rate_attributes(parsed.preDirAbbrev, tiger_geocode_roads.fedirp,
  	  parsed.streetName, tiger_geocode_roads.fename, parsed.streetTypeAbbrev,
  	  tiger_geocode_roads.fetype, parsed.postDirAbbrev,
  	  tiger_geocode_roads.fedirs) as rating
  	FROM tiger_geocode_roads
  	WHERE parsed.zip = tiger_geocode_roads.zip
  	  AND soundex(parsed.streetName) = soundex(tiger_geocode_roads.fename)
  	  ) AS subquery, roads_local
    WHERE includes_address(parsed.address, roads_local.fraddl, roads_local.toaddl,
  	  roads_local.fraddr, roads_local.toaddr)
  	AND subquery.tlid = roads_local.tlid;
  
    IF tempInt = 0 THEN
  	RETURN NULL;
    END IF;
  
    OPEN result FOR
    SELECT
  	  roads_local.fedirp as fedirp,
  	  roads_local.fename as fename,
  	  roads_local.fetype as fetype,
  	  roads_local.fedirs as fedirs,
  	  CASE WHEN (parsed.address % 2) = roads_local.fraddl
  		OR (parsed.address % 2) = roads_local.toaddl
  		THEN coalesce(pl.name,zipl.city,csl.name,col.name) ELSE coalesce(pr.name,zipr.city,csr.name,cor.name) END as place,
  	  CASE WHEN (parsed.address % 2) = roads_local.fraddl
  		OR (parsed.address % 2) = roads_local.toaddl
  		THEN sl.abbrev ELSE sr.abbrev END as state,
  	  CASE WHEN (parsed.address % 2) = roads_local.fraddl
  		OR (parsed.address % 2) = roads_local.toaddl
  		THEN zipl ELSE zipr END as zip,
  	  interpolate_from_address(parsed.address, roads_local.fraddl,
  		  roads_local.toaddl, roads_local.fraddr, roads_local.toaddr,
  		  roads_local.geom) as address_geom,
  	  subquery.rating as rating
    FROM (
  	SELECT *, rate_attributes(parsed.preDirAbbrev, tiger_geocode_roads.fedirp,
  	  parsed.streetName, tiger_geocode_roads.fename, parsed.streetTypeAbbrev,
  	  tiger_geocode_roads.fetype, parsed.postDirAbbrev,
  	  tiger_geocode_roads.fedirs) as rating
  	FROM tiger_geocode_roads
  	WHERE parsed.zip = tiger_geocode_roads.zip
  	  AND soundex(parsed.streetName) = soundex(tiger_geocode_roads.fename)
  	  ) AS subquery
  	JOIN roads_local ON (subquery.tlid = roads_local.tlid)
  	JOIN state_lookup sl ON (roads_local.statel = sl.st_code)
  	JOIN state_lookup sr ON (roads_local.stater = sr.st_code)
  	LEFT JOIN place_lookup pl ON (roads_local.statel = pl.st_code AND roads_local.placel = pl.pl_code)
  	LEFT JOIN place_lookup pr ON (roads_local.stater = pr.st_code AND roads_local.placer = pr.pl_code)
  	LEFT JOIN county_lookup col ON (roads_local.statel = col.st_code AND roads_local.countyl = col.co_code)
  	LEFT JOIN county_lookup cor ON (roads_local.stater = cor.st_code AND roads_local.countyr = cor.co_code)
  	LEFT JOIN countysub_lookup csl ON (roads_local.statel = csl.st_code AND roads_local.countyl = csl.co_code AND roads_local.cousubl = csl.cs_code)
  	LEFT JOIN countysub_lookup csr ON (roads_local.stater = csr.st_code AND roads_local.countyr = csr.co_code AND roads_local.cousubr = csr.cs_code)
  	LEFT JOIN zip_lookup_base zipl ON (roads_local.zipl = zipl.zip)
  	LEFT JOIN zip_lookup_base zipr ON (roads_local.zipr = zipr.zip)
    WHERE includes_address(parsed.address, roads_local.fraddl, roads_local.toaddl,
  	  roads_local.fraddr, roads_local.toaddr)
    ORDER BY subquery.rating;
  
    RETURN result;
  END;
  $_$ LANGUAGE plpgsql;
  