Initial commit

services/table-geocoder/lib/internal-geocoder/postalcode_text_points.rb

@@ -0,0 +1,35 @@
+require_relative 'abstract_query_generator'
+
+module CartoDB
+  module InternalGeocoder
+
+    class PostalcodeTextPoints < AbstractQueryGenerator
+
+      def search_terms_query(page)
+        %Q{
+          SELECT DISTINCT(trim(quote_nullable("#{@internal_geocoder.column_name}"))) AS postalcode
+          FROM #{@internal_geocoder.qualified_table_name}
+          WHERE cartodb_georef_status IS NULL
+          LIMIT #{@internal_geocoder.batch_size} OFFSET #{page * @internal_geocoder.batch_size}
+        }
+      end
+
+      def dataservices_query(search_terms)
+        postalcodes = search_terms.map { |row| row[:postalcode] }.join(',')
+        "WITH geo_function AS (SELECT (geocode_postalcode_points(Array[#{postalcodes}], #{country})).*) SELECT q, null AS c, null AS a1, geom, success FROM geo_function"
+      end
+
+      def copy_results_to_table_query
+        %Q{
+          UPDATE #{dest_table} AS dest
+          SET the_geom = CASE WHEN orig.cartodb_georef_status THEN orig.the_geom ELSE dest.the_geom END,
+              cartodb_georef_status = orig.cartodb_georef_status
+          FROM #{@internal_geocoder.temp_table_name} AS orig
+          WHERE trim(dest."#{@internal_geocoder.column_name}"::text) = trim(orig.geocode_string) AND dest.cartodb_georef_status IS NULL
+        }
+      end
+
+    end # PostalcodeTextPoints
+
+  end # InternalGeocoder
+end # CartoDB