Source code for sirepo.http_request

# -*- coding: utf-8 -*-
u"""request input parsing

:copyright: Copyright (c) 2018 RadiaSoft LLC.  All Rights Reserved.
:license: http://www.apache.org/licenses/LICENSE-2.0.html
"""
from __future__ import absolute_import, division, print_function
from pykern.pkdebug import pkdc, pkdexc, pkdlog, pkdp
from sirepo import simulation_db
from sirepo import util
import flask
import sirepo.template


def parse_json(assert_sim_type=True):
    req = flask.request
    if req.mimetype != 'application/json':
        util.raise_bad_request(
            'content-type is not application/json: mimetype={}',
            req.mimetype,
        )
    # Adapted from flask.wrappers.Request.get_json
    # We accept a request charset against the specification as
    # certain clients have been using this in the past.  This
    # fits our general approach of being nice in what we accept
    # and strict in what we send out.
    charset = req.mimetype_params.get('charset')
    data = req.get_data(cache=False)
    res = simulation_db.json_load(data, encoding=charset)
    if assert_sim_type and 'simulationType' in res:
        res.simulationType = sirepo.template.assert_sim_type(res.simulationType)
    return res