app.py 文件源码

def edit_message(id):
    """
    Modify an existing message.
    This endpoint is requires a valid user token.
    Note: users are only allowed to modify their own messages.
    """
    msg = Message.query.get_or_404(id)
    if msg.user_id != g.jwt_claims.get('user_id'):
        abort(403)
    msg.from_dict(request.get_json() or {})
    db.session.add(msg)
    db.session.commit()

    # render the markdown and expand the links in a background task
    if app.config['TESTING']:
        # for unit tests, render synchronously
        render_message(msg.id)
    else:
        # asynchronous rendering
        render_thread = threading.Thread(target=render_message,
                                         args=(msg.id,))
        render_thread.start()
    return '', 204