dataservices-api/server/extension/sql/0.5.0/60_postalcodes.sql

CREATE OR REPLACE FUNCTION cdb_dataservices_server.cdb_geocode_postalcode_point(username text, orgname text, code text)
RETURNS Geometry AS $$
    from cartodb_services.metrics import QuotaService
    from cartodb_services.metrics import InternalGeocoderConfig

    plpy.execute("SELECT cdb_dataservices_server._connect_to_redis('{0}')".format(username))
    redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
    user_geocoder_config = InternalGeocoderConfig(redis_conn, username, orgname)

    quota_service = QuotaService(user_geocoder_config, redis_conn)
    try:
      plan = plpy.prepare("SELECT cdb_dataservices_server._cdb_geocode_postalcode_point(trim($1)) AS mypoint", ["text"])
      rv = plpy.execute(plan, [code], 1)
      result = rv[0]["mypoint"]
      if result:
        quota_service.increment_success_geocoder_use()
        return result
      else:
        quota_service.increment_empty_geocoder_use()
        return None
    except BaseException as e:
      import sys, traceback
      type_, value_, traceback_ = sys.exc_info()
      quota_service.increment_failed_geocoder_use()
      error_msg = 'There was an error trying to geocode using admin0 geocoder: {0}'.format(e)
      plpy.notice(traceback.format_tb(traceback_))
      plpy.error(error_msg)
    finally:
      quota_service.increment_total_geocoder_use()
$$ LANGUAGE plpythonu;

CREATE OR REPLACE FUNCTION cdb_dataservices_server.cdb_geocode_postalcode_point(username text, orgname text, code text, country text)
RETURNS Geometry AS $$
    from cartodb_services.metrics import QuotaService
    from cartodb_services.metrics import InternalGeocoderConfig

    plpy.execute("SELECT cdb_dataservices_server._connect_to_redis('{0}')".format(username))
    redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
    user_geocoder_config = InternalGeocoderConfig(redis_conn, username, orgname)

    quota_service = QuotaService(user_geocoder_config, redis_conn)
    try:
      plan = plpy.prepare("SELECT cdb_dataservices_server._cdb_geocode_postalcode_point(trim($1), trim($2)) AS mypoint", ["TEXT", "TEXT"])
      rv = plpy.execute(plan, [code, country], 1)
      result = rv[0]["mypoint"]
      if result:
        quota_service.increment_success_geocoder_use()
        return result
      else:
        quota_service.increment_empty_geocoder_use()
        return None
    except BaseException as e:
      import sys, traceback
      type_, value_, traceback_ = sys.exc_info()
      quota_service.increment_failed_geocoder_use()
      error_msg = 'There was an error trying to geocode using admin0 geocoder: {0}'.format(e)
      plpy.notice(traceback.format_tb(traceback_))
      plpy.error(error_msg)
    finally:
      quota_service.increment_total_geocoder_use()
$$ LANGUAGE plpythonu;

CREATE OR REPLACE FUNCTION cdb_dataservices_server.cdb_geocode_postalcode_polygon(username text, orgname text, code text)
RETURNS Geometry AS $$
    from cartodb_services.metrics import QuotaService
    from cartodb_services.metrics import InternalGeocoderConfig

    plpy.execute("SELECT cdb_dataservices_server._connect_to_redis('{0}')".format(username))
    redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
    user_geocoder_config = InternalGeocoderConfig(redis_conn, username, orgname)

    quota_service = QuotaService(user_geocoder_config, redis_conn)
    try:
      plan = plpy.prepare("SELECT cdb_dataservices_server._cdb_geocode_postalcode_polygon(trim($1)) AS mypolygon", ["text"])
      rv = plpy.execute(plan, [code], 1)
      result = rv[0]["mypolygon"]
      if result:
        quota_service.increment_success_geocoder_use()
        return result
      else:
        quota_service.increment_empty_geocoder_use()
        return None
    except BaseException as e:
      import sys, traceback
      type_, value_, traceback_ = sys.exc_info()
      quota_service.increment_failed_geocoder_use()
      error_msg = 'There was an error trying to geocode using admin0 geocoder: {0}'.format(e)
      plpy.notice(traceback.format_tb(traceback_))
      plpy.error(error_msg)
    finally:
      quota_service.increment_total_geocoder_use()
$$ LANGUAGE plpythonu;

CREATE OR REPLACE FUNCTION cdb_dataservices_server.cdb_geocode_postalcode_polygon(username text, orgname text, code text, country text)
RETURNS Geometry AS $$
    from cartodb_services.metrics import QuotaService
    from cartodb_services.metrics import InternalGeocoderConfig

    plpy.execute("SELECT cdb_dataservices_server._connect_to_redis('{0}')".format(username))
    redis_conn = GD["redis_connection_{0}".format(username)]['redis_metrics_connection']
    user_geocoder_config = InternalGeocoderConfig(redis_conn, username, orgname)

    quota_service = QuotaService(user_geocoder_config, redis_conn)
    try:
      plan = plpy.prepare("SELECT cdb_dataservices_server._cdb_geocode_postalcode_polygon(trim($1), trim($2)) AS mypolygon", ["TEXT", "TEXT"])
      rv = plpy.execute(plan, [code, country], 1)
      result = rv[0]["mypolygon"]
      if result:
        quota_service.increment_success_geocoder_use()
        return result
      else:
        quota_service.increment_empty_geocoder_use()
        return None
    except BaseException as e:
      import sys, traceback
      type_, value_, traceback_ = sys.exc_info()
      quota_service.increment_failed_geocoder_use()
      error_msg = 'There was an error trying to geocode using admin0 geocoder: {0}'.format(e)
      plpy.notice(traceback.format_tb(traceback_))
      plpy.error(error_msg)
    finally:
      quota_service.increment_total_geocoder_use()
$$ LANGUAGE plpythonu;

--------------------------------------------------------------------------------

-- Implementation of the server extension
-- Note: these functions depend on the cdb_geocoder extension
CREATE OR REPLACE FUNCTION cdb_dataservices_server._cdb_geocode_postalcode_point(code text)
RETURNS Geometry AS $$
  DECLARE
    ret Geometry;
  BEGIN
    SELECT geom INTO ret
    FROM (
      SELECT
        q, (
          SELECT the_geom
          FROM global_postal_code_points
          WHERE postal_code = upper(d.q)
          LIMIT 1
        ) geom
      FROM (SELECT code q) d
    ) v;

    RETURN ret;
END
$$ LANGUAGE plpgsql;

CREATE OR REPLACE FUNCTION cdb_dataservices_server._cdb_geocode_postalcode_point(code text, country text)
RETURNS Geometry AS $$
  DECLARE
    ret Geometry;
  BEGIN
    SELECT geom INTO ret
    FROM (
      SELECT
        q, (
          SELECT the_geom
          FROM global_postal_code_points
          WHERE postal_code = upper(d.q)
            AND iso3 = (
                SELECT iso3 FROM country_decoder WHERE
                lower(country) = ANY (synonyms) LIMIT 1
            )
          LIMIT 1
        ) geom
      FROM (SELECT code q) d
    ) v;

    RETURN ret;
END
$$ LANGUAGE plpgsql;

CREATE OR REPLACE FUNCTION cdb_dataservices_server._cdb_geocode_postalcode_polygon(code text)
RETURNS Geometry AS $$
  DECLARE
    ret Geometry;
  BEGIN
    SELECT geom INTO ret
    FROM (
      SELECT
        q, (
          SELECT the_geom
          FROM global_postal_code_polygons
          WHERE postal_code = upper(d.q)
          LIMIT 1
        ) geom
      FROM (SELECT code q) d
    ) v;

    RETURN ret;
END
$$ LANGUAGE plpgsql;

CREATE OR REPLACE FUNCTION cdb_dataservices_server._cdb_geocode_postalcode_polygon(code text, country text)
RETURNS Geometry AS $$
  DECLARE
    ret Geometry;
  BEGIN
    SELECT geom INTO ret
    FROM (
      SELECT
        q, (
          SELECT the_geom
          FROM global_postal_code_polygons
          WHERE postal_code = upper(d.q)
            AND iso3 = (
                SELECT iso3 FROM country_decoder WHERE
                lower(country) = ANY (synonyms) LIMIT 1
            )
          LIMIT 1
        ) geom
      FROM (SELECT code q) d
    ) v;

    RETURN ret;
END
$$ LANGUAGE plpgsql;