move vhost saml parameters into configuration file

core/Request/AbstractRequest.php

@@ -179,7 +179,7 @@ abstract class AbstractRequest
                     }
                     break;
                 case LAABS_SAML_AUTH:
-                    $samlLib = \laabs::getSAMLlib();
+                    $samlLib = \laabs::configuration('auth')['samlLibrariesDir'];
                     if (!is_file($samlLib . '/lib/_autoload.php')) {
                         throw new \Exception("Could not find saml autoload file '$samlLib/lib/_autoload.php'");
                     }
@@ -188,7 +188,8 @@ abstract class AbstractRequest
                     $as->requireAuth();
                     
                     $attributes = $as->getAttributes();
-                    $login = $attributes['http://schemas.xmlsoap.org/ws/2005/05/identity/claims/name'][0];
+                    $attribute = \laabs::configuration('auth')['samlIdentitiClaims'];
+                    $login = $attributes[$attribute][0];
                     if (empty($login)) {
                         var_dump('Authentication Failed : login not present in attributes');
                     }

src/bundle/auth/Controller/userAuthentication.php

@@ -362,7 +362,7 @@ class userAuthentication
         // Redirect to SSO disconnect is saml is enabled
         $authModes = \laabs::getAuthModes();
         if (in_array("saml", $authModes)) {
-            $samlLib = \laabs::getSAMLlib();
+            $samlLib = \laabs::configuration('auth')['samlLibrariesDir'];
             if (!is_file($samlLib . '/lib/_autoload.php')) {
                 throw new \Exception("Could not find saml autoload file '$samlLib/lib/_autoload.php'");
             }