Fixing indentation bugs

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

@@ -85,9 +85,11 @@ class ExerciseLink extends AbstractLink
                 d.id = ip.ref AND ip.tool = '".TOOL_DOCUMENT."' AND (d.path LIKE '%htm%')AND (d.path LIKE '%HotPotatoes_files%')
                 AND   d.path  LIKE '".Database :: escape_string($uploadPath)."/%/%' AND ip.visibility='1'";
         
-  /*      $sql = 'SELECT id,title from '.$this->get_exercise_table().' 
+        /*
+        $sql = 'SELECT id,title from '.$this->get_exercise_table().' 
 				WHERE c_id = '.$this->course_id.' AND active=1 AND session_id='.api_get_session_id().'';
-	*/	require_once api_get_path(SYS_CODE_PATH).'exercice/hotpotatoes.lib.php';
+        */
+        require_once api_get_path(SYS_CODE_PATH).'exercice/hotpotatoes.lib.php';
 		if (!$this->is_hp) {
             $result = Database::query($sql);
         } else {
@@ -95,7 +97,7 @@ class ExerciseLink extends AbstractLink
         }
 		$cats = array();
         if (isset($result)) {
-            if (mysql_numrows($result) > 0) {
+            if (Database::num_rows($result) > 0) {
                 while ($data=Database::fetch_array($result)) {
                     $cats[] = array ($data['id'], $data['title']);
                 }