Hiding certificate URL see BT#6532

main/gradebook/lib/be/category.class.php

@@ -1354,7 +1354,8 @@ class Category implements GradebookItem
      * @param string $name_mask search string
      * @return array category objects matching the search criterium
      */
-    public function find_category ($name_mask,$allcat) {
+    public function find_category ($name_mask,$allcat)
+    {
         $foundcats = array();
         foreach ($allcat as $search_cat) {
             if (!(strpos(strtolower($search_cat->get_name()), strtolower($name_mask)) === false)) {
@@ -1376,6 +1377,9 @@ class Category implements GradebookItem
         Database::query($sql);
     }
 
+    /**
+     * @param $locked
+     */
     function lock_all_items($locked) {
         if (api_get_setting('gradebook_locking_enabled') == 'true') {
             $this->lock($locked);
@@ -1403,17 +1407,19 @@ class Category implements GradebookItem
         }
     }
 
+    /**
+     * @param int $category_id
+     * @param int $user_id
+     * @return bool|string
+     */
     static function register_user_certificate($category_id, $user_id) {
         // generating the total score for a course
         $cats_course     = Category :: load($category_id, null, null, null, null, null, false);
 
         $alleval_course  = $cats_course[0]->get_evaluations($user_id, true);
         $alllink_course  = $cats_course[0]->get_links($user_id, true);
-
         $evals_links = array_merge($alleval_course, $alllink_course);
 
-        $item_total = 0;
-
         //@todo move these in a function
         $sum_categories_weight_array = array();
         if (isset($cats_course) && !empty($cats_course)) {
@@ -1469,7 +1475,7 @@ class Category implements GradebookItem
                 $url  = api_get_path(WEB_PATH) .'certificates/index.php?id='.$my_certificate['id'];
                 $certificates = Display::url(Display::return_icon('certificate.png', get_lang('Certificates'), array(), 32), $url, array('target'=>'_blank'));
                 $html = '<div class="actions" align="right">';
-                $html .= Display::url($url, $url, array('target'=>'_blank'));
+                //$html .= Display::url($url, $url, array('target'=>'_blank'));
                 $html .= $certificates;
                 $html .= '</div>';
                 return $html;