def on_post(req, resp, by_id):
raw_body = req.stream.read()
if not raw_body:
raise falcon.HTTPBadRequest('A valid JSON document is required.',
'')
try:
body = json.loads(raw_body.decode('utf-8'))
except UnicodeDecodeError:
msg = 'Non-UTF8 characters found in the request body'
raise falcon.HTTPBadRequest(msg, '')
except ValueError as e:
msg = 'Could not parse the body as Json: {0}. Ignoring.'.format(e)
raise falcon.HTTPBadRequest(msg, '')
submitted = Prices.parse(by_id, body)
Prices.record(req.context['session'], submitted)
resp.add_link('/prices/%s' % by_id, 'self')
respond(resp)
