Minor - remove unused code + format code

main/exercise/exercise.class.php

@@ -8572,7 +8572,7 @@ class Exercise
         $result_total = Database::query($total_sql);
 
         $total_exercises = 0;
-        if (Database :: num_rows($result_total)) {
+        if (Database::num_rows($result_total)) {
             $result_total = Database::fetch_array($result_total);
             $total_exercises = $result_total['count'];
         }

main/lp/lp_ajax_switch_item.php

@@ -217,25 +217,15 @@ function switch_item_details($lp_id, $user_id, $view_id, $current_item, $next_it
         "olms.lms_item_core_exit = '".$mycore_exit."';".
         "olms.asset_timer = 0;";
 
+    $sessionId = api_get_session_id();
     $updateMinTime = '';
-    if (Tracking::minimumTimeAvailable(api_get_session_id(), api_get_course_int_id())) {
+    if (Tracking::minimumTimeAvailable($sessionId, api_get_course_int_id())) {
         $timeLp = $mylp->getAccumulateWorkTime();
         $timeTotalCourse = $mylp->getAccumulateWorkTimeTotalCourse();
         // Minimum connection percentage
         $perc = 100;
         // Time from the course
         $tc = $timeTotalCourse;
-        $sessionId = api_get_session_id();
-        if (!empty($sessionId) && $sessionId != 0) {
-            /*$sql = "SELECT hours, perc FROM plugin_licences_course_session WHERE session_id = $sessionId";
-            $res = Database::query($sql);
-            if (Database::num_rows($res) > 0) {
-                $aux = Database::fetch_assoc($res);
-                $perc = $aux['perc'];
-                $tc = $aux['hours'] * 60;
-            }*/
-        }
-
         // Percentage of the learning paths
         $pl = 0;
         if (!empty($timeTotalCourse)) {
@@ -244,16 +234,7 @@ function switch_item_details($lp_id, $user_id, $view_id, $current_item, $next_it
 
         // Minimum time for each learning path
         $time_total = intval($pl * $tc * $perc / 100) * 60;
-
+        $lpTimeList = Tracking::getCalculateTime($user_id, api_get_course_int_id(), $sessionId);
-        //$time_total = $mylp->getAccumulateWorkTime() * 60;
-        /*$lpTime = Tracking::get_time_spent_in_lp(
-            $user_id,
-            api_get_course_id(),
-            [$lp_id],
-            api_get_session_id()
-        );*/
-
-        $lpTimeList = Tracking::getCalculateTime($user_id, api_get_course_int_id(), api_get_session_id());
         $lpTime = isset($lpTimeList[TOOL_LEARNPATH][$lp_id]) ? $lpTimeList[TOOL_LEARNPATH][$lp_id] : 0;
 
         if ($lpTime >= $time_total) {
@@ -278,7 +259,6 @@ function switch_item_details($lp_id, $user_id, $view_id, $current_item, $next_it
     ;
 
     $return .= 'updateGamificationValues(); ';
-
     $mylp->set_error_msg('');
     $mylp->prerequisites_match(); // Check the prerequisites are all complete.
     if ($debug > 1) {