authcontroller.py 文件源码

def logout():
    """Log out a logged user.

    Note: if the user has logged in via the University of Auckland SSO,
    show the message about the log out procedure and the linke to the instruction
    about SSO at the university.
    """
    org_name = session.get("shib_O")
    try:
        logout_user()
    except Exception as ex:
        app.logger.exception("Failed to log out.")

    session.clear()
    session["__invalidate__"] = True

    if org_name:
        if EXTERNAL_SP:
            sp_url = urlparse(EXTERNAL_SP)
            sso_url_base = sp_url.scheme + "://" + sp_url.netloc
        else:
            sso_url_base = ''
        return redirect(sso_url_base + "/Shibboleth.sso/Logout?return=" + quote(
            url_for(
                "uoa_slo" if org_name and org_name == "University of Auckland" else "login",
                _external=True)))
    return redirect(url_for("login", logout=True))