Minor fixing PHP warnings

main/newscorm/lp_add.php

@@ -69,8 +69,8 @@ function activate_end_date() {
 
 $is_allowed_to_edit = api_is_allowed_to_edit(null, true);
 
-$isStudentView  = (int) $_REQUEST['isStudentView'];
+$isStudentView  = isset($_REQUEST['isStudentView']) ? $_REQUEST['isStudentView'] : null;
-$learnpath_id   = (int) $_REQUEST['lp_id'];
+$learnpath_id   = isset($_REQUEST['lp_id']) ? $_REQUEST['lp_id'] : null;
 
 /* MAIN CODE */
 

main/newscorm/lp_controller.php

@@ -319,8 +319,8 @@ switch ($action) {
             api_not_allowed(true);
         }
         if ($debug > 0) error_log('New LP - add_lp action triggered', 0);
+        if (isset($_REQUEST['lp_name']) && !empty($_REQUEST['lp_name'])) {
             $_REQUEST['lp_name'] = trim($_REQUEST['lp_name']);
-        if (!empty($_REQUEST['lp_name'])) {
             $_SESSION['refresh'] = 1;
 
             if (isset($_SESSION['post_time']) && $_SESSION['post_time'] == $_REQUEST['post_time']) {