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<?php |
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namespace Zefy\LaravelSSO\Middleware; |
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use Closure; |
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use Illuminate\Http\Request; |
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use Zefy\LaravelSSO\LaravelSSOBroker; |
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class SSOAutoLogin |
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{ |
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/** |
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* Handle an incoming request. |
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* |
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* @param \Illuminate\Http\Request $request |
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* @param \Closure $next |
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* @return mixed |
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*/ |
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public function handle(Request $request, Closure $next) |
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{ |
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$broker = new LaravelSSOBroker(); |
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$response = $broker->getUserInfo(); |
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// If client is logged out in SSO server but still logged in broker. |
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if (!isset($response['data']) && !auth()->guest()) { |
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return $this->logout($request); |
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} |
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// If there is a problem with data in SSO server, we will re-attach client session. |
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if (isset($response['error']) && strpos($response['error'], 'There is no saved session data associated with the broker session id') !== false) { |
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return $this->clearSSOCookie($request); |
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} |
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// If client is logged in SSO server and didn't logged in broker... |
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if (isset($response['data']) && (auth()->guest() || auth()->user()->id != $response['data']['id'])) { |
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// ... we will authenticate our client. |
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auth()->loginUsingId($response['data']['id']); |
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} |
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return $next($request); |
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} |
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/** |
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* Clearing SSO cookie so broker will re-attach SSO server session. |
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* |
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* @param Request $request |
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* @return \Illuminate\Http\RedirectResponse |
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*/ |
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protected function clearSSOCookie(Request $request) |
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{ |
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return redirect($request->fullUrl())->cookie(cookie('sso_token_' . config('laravel-sso.brokerName'))); |
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} |
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/** |
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* Logging out authenticated user. |
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* Need to make a page refresh because current page may be accessible only for authenticated users. |
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* |
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* @param Request $request |
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* @return \Illuminate\Http\RedirectResponse |
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*/ |
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protected function logout(Request $request) |
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{ |
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auth()->logout(); |
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return redirect($request->fullUrl()); |
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} |
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} |
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zefy /
laravel-sso
