main.py 文件源码

def main():
    user = users.get_current_user()
    if not user:
        return flask.redirect(users.create_login_url(flask.request.path))

    if flask.request.method == 'POST':
        util.csrf_protect()
        tab_ids = flask.request.values.getlist('tab_id')
        keys = [ndb.Key(Session, tab_id) for tab_id in tab_ids]
        if 'delete' in flask.request.values:
            if not all(s and s.user_id == user.user_id() for s in ndb.get_multi(keys)):
                return 'Not authorized to delete some sessions', 403
            ndb.delete_multi(keys)
        elif 'share' in flask.request.values:
            for key in keys:
                session = key.get()
                if session and session.user_id == user.user_id():
                    session.shared = True
                    session.put()
        else:
            return 'Incorrect POST name', 400
    date = flask.request.values.get('date', datetime.now().strftime('%Y-%m-%d'))
    cur_day = datetime.strptime(date, '%Y-%m-%d')
    next_day = cur_day + timedelta(days=1)
    sessions = (Session.query(Session.user_id == user.user_id(),
                Session.start_ts >= cur_day, Session.start_ts < next_day)
            .order(-Session.start_ts))
    num_shared = Session.query(Session.user_id == user.user_id(), Session.shared == True).count()
    return flask.render_template('main.html',
                                 user=user,
                                 date=date,
                                 year=datetime.now().year,
                                 logout_url=users.create_logout_url('/'),
                                 sessions=sessions,
                                 num_shared=num_shared)