[svn r18548] Minor - Added 0/0 when the score is empty into flat view and round score about certificate into gradebook tool - see FS#3510

main/gradebook/lib/fe/gradebooktable.class.php

@@ -178,7 +178,7 @@ class GradebookTable extends SortableTable
 					$item_value = number_format($item_value, 2, '.', ' ');	
 					$cattotal = Category :: load($id);
 					$scoretotal= $cattotal[0]->calc_score(api_get_user_id());
-					$scoretotal_display = (isset($scoretotal)? $scoretotal[0].'/'.$scoretotal[1].'('.round(($scoretotal[0] / $scoretotal[1]) * 100,2) . ' %)': '-');										
+					$scoretotal_display = (isset($scoretotal)? round($scoretotal[0],2).'/'.round($scoretotal[1],2).'('.round(($scoretotal[0] / $scoretotal[1]) * 100,2) . ' %)': '-');										
 					$row[] = $item_value;
 				} else {
 			   		$row[] = $invisibility_span_open . $data[3] . $invisibility_span_close;	

main/gradebook/lib/scoredisplay.class.php

@@ -266,9 +266,14 @@ class ScoreDisplay
 	}
 
 	private function display_as_div ($score) {
+		if ($score==1) {
+			return '0/0';
+		} else {
 			return  $score[0] . ' / ' . $score[1];	
 		}
 		
+	}
+
 	private function display_custom ($score) {
 		$my_score_denom= ($score[1]==0)?1:$score[1];
 		$scaledscore = $score[0] / $my_score_denom;