def index_html(request):
frontend_build = get_frontend_build()
fn = os.path.join(frontend_build, 'index.html')
response = FileResponse(fn,
request=request,
content_type='text/html;charset=utf-8')
response.cache_control = 'no-store, no-cache'
return response
def make_static_file_response(fn, request, cache_control='no-store'):
pos = fn.rfind('.')
if pos >= 0:
ext = fn[pos:]
else:
ext = ''
if not os.path.exists(fn):
raise HTTPNotFound()
if (ext not in ('.jpg', '.png', '.gif')
and 'gzip' in request.headers.get('Accept-Encoding', '')):
mtime = os.path.getmtime(fn)
size = os.path.getsize(fn)
gzipped = gzip_cache.get(fn)
if gzipped:
if mtime != gzipped['mtime'] or size != gzipped['size']:
gzipped = None
if not gzipped:
f = open(fn, 'rb')
content = f.read()
f.close()
gzipped = {
'mtime': mtime,
'size': size,
'gzipped_content': gzip.compress(content),
}
gzip_cache[fn] = gzipped
if gzipped:
content_type, _ = mimetypes.guess_type(fn, strict=False)
if content_type is None:
content_type = 'application/octet/stream'
body = gzipped['gzipped_content']
return Response(body=body,
conditional_response=True,
content_type=content_type,
content_encoding='gzip',
last_modified=mtime,
content_length=len(body),
cache_control=cache_control)
response = FileResponse(fn, request=request)
response.cache_control = cache_control
return response
