middleware.py 文件源码

def process_request():
    """
    Process request.

    - Set api_url

    """
    base_url = request.base_url

    referrer = request.headers.get('referer')

    if referrer:
        # we use referrer as base url
        parts = urlparse(referrer)
        base_url = urlunparse((parts.scheme, parts.netloc, '', '', '', ''))
    elif APP_URL:
        base_url = APP_URL

    # Used in building full URIs
    request.api_url = urljoin(base_url, API_PREFIX + '/')
    request.user = flask_session.get('user')
    request.realm = flask_session.get('realm', 'employees')