def get_file_response(self, file_response: HapicFile, http_code: int):
if file_response.file_path:
from pyramid.response import FileResponse
# TODO - G.M - 2019-03-27 - add support for overriding parameters of
# file_response like content_length
# Extended support for file response:
# https://github.com/algoo/hapic/issues/171
response = FileResponse(
path=file_response.file_path,
# INFO - G.M - 2018-09-13 - If content_type is no, mimetype
# is automatically guessed
content_type=file_response.mimetype or None,
)
else:
from pyramid.response import FileIter
from pyramid.response import Response
response = Response(status=http_code)
response.content_type = file_response.mimetype
response.app_iter = FileIter(file_response.file_object)
response.conditional_response = file_response.use_conditional_response
if file_response.content_length:
response.content_length = file_response.content_length
if file_response.last_modified:
response.last_modified = file_response.last_modified
if file_response.etag:
response.etag = file_response.etag
response.status_code = http_code
# INFO - G.M - 2020-06-03 - Accept bytes range if conditional_response
# is accepted.
if file_response.use_conditional_response:
response.accept_ranges = "bytes"
else:
response.accept_ranges = "none"
response.content_disposition = file_response.get_content_disposition_header_value(
)
return response
def _stream_file(self, filename, content_type):
request = self.request
if request.range:
if request.range.start == 0 and request.range.end == None:
# it's ff or chrome seeing if we support range requests, return
# a smaller amount because initial requests from those browsers
# drop the connection and throw any data we send anyway.
request.range = 'bytes=0-4096'
response = FileResponse(
filename,
request=self.request,
content_type=content_type,
cache_max_age=0,
)
response.accept_ranges = 'bytes'
return response
