cartodb-4.29/services/table-geocoder/lib/internal-geocoder/admin0_text_polygons.rb
2020-06-15 10:58:47 +08:00

36 lines
1.3 KiB
Ruby

require_relative 'abstract_query_generator'
module CartoDB
module InternalGeocoder
class Admin0TextPolygons < AbstractQueryGenerator
def search_terms_query(page)
%Q{
SELECT DISTINCT(trim(quote_nullable("#{@internal_geocoder.column_name}"))) AS region
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)
regions = search_terms.map { |row| row[:region] }.join(',')
"WITH geo_function AS (SELECT (geocode_admin0_polygons(Array[#{regions}])).*) 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 # Admin0TextPolygons
end # InternalGeocoder
end # CartoDB