Python ExternalAuthMap.external_email方法代码示例

# 需要导入模块: from openedx.core.djangoapps.external_auth.models import ExternalAuthMap [as 别名]
# 或者: from openedx.core.djangoapps.external_auth.models.ExternalAuthMap import external_email [as 别名]
def _external_login_or_signup(request,
                              external_id,
                              external_domain,
                              credentials,
                              email,
                              fullname,
                              retfun=None):
    """Generic external auth login or signup"""
    # pylint: disable=too-many-statements
    # see if we have a map from this external_id to an edX username
    try:
        eamap = ExternalAuthMap.objects.get(external_id=external_id,
                                            external_domain=external_domain)
        log.debug(u'Found eamap=%s', eamap)
    except ExternalAuthMap.DoesNotExist:
        # go render form for creating edX user
        eamap = ExternalAuthMap(external_id=external_id,
                                external_domain=external_domain,
                                external_credentials=json.dumps(credentials))
        eamap.external_email = email
        eamap.external_name = fullname
        eamap.internal_password = generate_password()
        log.debug(u'Created eamap=%s', eamap)
        eamap.save()

    log.info(u"External_Auth login_or_signup for %s : %s : %s : %s", external_domain, external_id, email, fullname)
    uses_shibboleth = settings.FEATURES.get('AUTH_USE_SHIB') and external_domain.startswith(SHIBBOLETH_DOMAIN_PREFIX)
    uses_certs = settings.FEATURES.get('AUTH_USE_CERTIFICATES')
    internal_user = eamap.user
    if internal_user is None:
        if uses_shibboleth:
            # If we are using shib, try to link accounts
            # For Stanford shib, the email the idp returns is actually under the control of the user.
            # Since the id the idps return is not user-editable, and is of the from "[email protected]",
            # use the id to link accounts instead.
            try:
                link_user = User.objects.get(email=eamap.external_id)
                if not ExternalAuthMap.objects.filter(user=link_user).exists():
                    # if there's no pre-existing linked eamap, we link the user
                    eamap.user = link_user
                    eamap.save()
                    internal_user = link_user
                    log.info(u'SHIB: Linking existing account for %s', eamap.external_id)
                    # now pass through to log in
                else:
                    # otherwise, there must have been an error, b/c we've already linked a user with these external
                    # creds
                    failure_msg = _(
                        "You have already created an account using "
                        "an external login like WebAuth or Shibboleth. "
                        "Please contact {tech_support_email} for support."
                    ).format(
                        tech_support_email=get_value('email_from_address', settings.TECH_SUPPORT_EMAIL),
                    )
                    return default_render_failure(request, failure_msg)
            except User.DoesNotExist:
                log.info(u'SHIB: No user for %s yet, doing signup', eamap.external_email)
                return _signup(request, eamap, retfun)
        else:
            log.info(u'No user for %s yet. doing signup', eamap.external_email)
            return _signup(request, eamap, retfun)

    # We trust shib's authentication, so no need to authenticate using the password again
    uname = internal_user.username
    if uses_shibboleth:
        user = internal_user
        # Assuming this 'AUTHENTICATION_BACKENDS' is set in settings, which I think is safe
        if settings.AUTHENTICATION_BACKENDS:
            auth_backend = settings.AUTHENTICATION_BACKENDS[0]
        else:
            auth_backend = 'ratelimitbackend.backends.RateLimitModelBackend'
        user.backend = auth_backend
        if settings.FEATURES['SQUELCH_PII_IN_LOGS']:
            AUDIT_LOG.info(u'Linked user.id: {0} logged in via Shibboleth'.format(user.id))
        else:
            AUDIT_LOG.info(u'Linked user "{0}" logged in via Shibboleth'.format(user.email))
    elif uses_certs:
        # Certificates are trusted, so just link the user and log the action
        user = internal_user
        user.backend = 'ratelimitbackend.backends.RateLimitModelBackend'
        if settings.FEATURES['SQUELCH_PII_IN_LOGS']:
            AUDIT_LOG.info(u'Linked user_id {0} logged in via SSL certificate'.format(user.id))
        else:
            AUDIT_LOG.info(u'Linked user "{0}" logged in via SSL certificate'.format(user.email))
    else:
        user = authenticate(username=uname, password=eamap.internal_password, request=request)
    if user is None:
        # we want to log the failure, but don't want to log the password attempted:
        if settings.FEATURES['SQUELCH_PII_IN_LOGS']:
            AUDIT_LOG.warning(u'External Auth Login failed')
        else:
            AUDIT_LOG.warning(u'External Auth Login failed for "{0}"'.format(uname))
        return _signup(request, eamap, retfun)

    if not user.is_active:
        if settings.FEATURES.get('BYPASS_ACTIVATION_EMAIL_FOR_EXTAUTH'):
            # if BYPASS_ACTIVATION_EMAIL_FOR_EXTAUTH, we trust external auth and activate any users
            # that aren't already active
            user.is_active = True
            user.save()
#.........这里部分代码省略.........