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@@ -2276,7 +2276,7 @@ class Exercise {
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$str = str_replace('\r\n', '', $str);
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$choice = $arr[1];
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- $tmp = api_strrpos($choice[$j],' / ');
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+ $tmp = api_strrpos($choice[$j],' / ');
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$choice[$j] = api_substr($choice[$j],0,$tmp);
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$choice[$j] = trim($choice[$j]);
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@@ -3439,6 +3439,7 @@ class Exercise {
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public function is_visible($lp_id = 0, $lp_item_id = 0 , $lp_item_view_id = 0, $filter_by_admin = true) {
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//1. By default the exercise is visible
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$is_visible = true;
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+ $message = null;
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//1.1 Admins and teachers can access to the exercise
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if ($filter_by_admin) {
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