Adds cdb_cartodb_server schema

server/cdb_geocoder_server--0.0.1.sql

@@ -1,7 +1,7 @@
 -- Complain if script is sourced in psql, rather than via CREATE EXTENSION
 \echo Use "CREATE EXTENSION cdb_geocoder_server" to load this file. \quit
 -- Check if a given host is up by performing a ping -c 1 call.
-CREATE OR REPLACE FUNCTION check_host(hostname TEXT)
+CREATE OR REPLACE FUNCTION cdb_geocoder_server._check_host(hostname TEXT)
   RETURNS BOOLEAN
 AS $$
   import os
@@ -12,10 +12,26 @@ AS $$
 $$ LANGUAGE plpythonu VOLATILE;
 
 -- Returns current pwd
-CREATE OR REPLACE FUNCTION pwd()
+CREATE OR REPLACE FUNCTION cdb_geocoder_server._pwd()
   RETURNS TEXT
 AS $$
   import os
 
   return os.getcwd()
 $$ LANGUAGE plpythonu VOLATILE;
+-- Check if a given host is up by performing a ping -c 1 call.
+CREATE OR REPLACE FUNCTION cdb_geocoder_server.geocode_street(searchtext TEXT, state TEXT DEFAULT NULL, country TEXT DEFAULT NULL)
+  RETURNS Geometry
+AS $$
+  from heremaps import heremapsgeocoder
+
+  geocoder = heremapsgeocoder.Geocoder(app_id, app_code)
+
+  results = geocoder.geocode_address(searchtext=searchtext, state=state, country=country)
+  coordinates = geocoder.extract_lng_lat_from_result(results[0])
+
+  plan = plpy.prepare("SELECT ST_SetSRID(ST_MakePoint($1, $2), 4326); ", ["double precision", "double precision"])
+  point = plpy.execute(plan, [coordinates[0], coordinates[1]], 1)[0]
+
+  return point['st_setsrid']
+$$ LANGUAGE plpythonu VOLATILE;