$sql_lp='SELECT li.id as lp_item_id,li.lp_id,li.item_type,li.path,liv.id AS lp_view_id,liv.user_id,max(liv.view_count) AS view_count FROM '.$TBL_LP_ITEM.' li
if (isset($_POST['my_exe_exo_id']) && isset($_POST['student_id'])) {
INNER JOIN '.$TBL_LP_VIEW.' liv ON li.lp_id=liv.lp_id WHERE li.path="'.Database::escape_string(Security::remove_XSS($_POST['my_exe_exo_id'])).'" AND li.item_type="quiz" AND user_id="'.Database::escape_string(Security::remove_XSS($_POST['student_id'])).'" GROUP BY li.id,liv.view_count';
$sql_lp='SELECT li.id as lp_item_id,li.lp_id,li.item_type,li.path,liv.id AS lp_view_id,liv.user_id,max(liv.view_count) AS view_count FROM '.$TBL_LP_ITEM.' li
INNER JOIN '.$TBL_LP_VIEW.' liv ON li.lp_id=liv.lp_id WHERE li.path="'.Database::escape_string(Security::remove_XSS($_POST['my_exe_exo_id'])).'" AND li.item_type="quiz" AND user_id="'.Database::escape_string(Security::remove_XSS($_POST['student_id'])).'" ';
$sql_lp_view='UPDATE '.$TBL_LP_ITEM_VIEW.' liv SET score ="'.$tot.'" WHERE liv.lp_item_id="'.(int)$row_lp['lp_item_id'].'" AND liv.lp_view_id="'.(int)$row_lp['lp_view_id'].'" AND liv.view_count="'.(int)$row_lp['view_count'].'" ;';
$sql_lp_view='UPDATE '.$TBL_LP_ITEM_VIEW.' liv SET score ="'.$tot.'" WHERE liv.lp_item_id="'.(int)$row_lp['lp_item_id'].'" AND liv.lp_view_id="'.(int)$row_lp['lp_view_id'].'" AND liv.view_count="'.(int)$row_lp['view_count'].'" ;';