R/get_raw_block.R

In rjazz: Official Client for 'Jazz'

# BBVA - Jazz: A lightweight analytical web server for data-driven applications. (R client)
# ------------
#
#	Copyright 2016-2017 Banco Bilbao Vizcaya Argentaria, S.A.
#
# This product includes software developed at
#
# BBVA (https://www.bbva.com/)
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
get_raw_block <- function(source, block_key, host = .host., buffsize = 1048576)
{
	hea <- basicHeaderGatherer()
	ret <- getBinaryURL(paste0(host, '//', source, '.', block_key), .len = buffsize, headerfunction = hea$update)
	if (hea$value()['status'] != 200) stop('http did not return status = OK')

	ret
}