fix ILIAS 4 CMS interface, fixes #252

app/controllers/course/elearning.php

@@ -35,8 +35,8 @@ class Course_ElearningController extends AuthenticatedController
         PageLayout::setTitle(Context::getHeaderLine(). " - " . _("Lernmodule"));
 
         checkObject(); // do we have an open object?
-        checkObjectModule('elearning_interface');
-        object_set_visit_module('elearning_interface');
+        $module = checkObjectModule('ElearningInterface');
+        object_set_visit_module($module->getPluginId());
 
         $this->search_key = Request::get('search_key');
         $GLOBALS['search_key'] = $this->search_key;

lib/elearning/ConnectedCMS.class.php

@@ -149,8 +149,12 @@ class ConnectedCMS
         // check for SOAP-Interface
         if (in_array($this->CLASS_PREFIX, ['Ilias3','Ilias4','Ilias5']))
         {
-            $check = @get_headers($this->ABSOLUTE_PATH_ELEARNINGMODULES . 'login.php');
-            if (strpos($check[0], '200') === false) {
+            $ch = curl_init($this->ABSOLUTE_PATH_ELEARNINGMODULES . 'login.php');
+            curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
+            curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+            curl_exec($ch);
+
+            if (curl_getinfo($ch, CURLINFO_RESPONSE_CODE) !== 200) {
                 $msg["path"]["error"] = sprintf(_("Die Verbindung zum System \"%s\" konnte nicht hergestellt werden. Der Pfad \"$this->ABSOLUTE_PATH_ELEARNINGMODULES\" ist ungültig."), $this->name);
 
             } else {
@@ -455,4 +459,4 @@ class ConnectedCMS
     public function deleteConnectedModules($object_id){
         return ObjectConnections::DeleteAllConnections($object_id, $this->cms_type);
     }
-}
+}
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