Prevents an error when groups session is not set
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@ -306,7 +306,7 @@
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//set default false
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$result = false;
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//search for the permission
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if (count($_SESSION["groups"]) > 0) {
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if (isset($_SESSION['groups']) && count($_SESSION["groups"]) > 0) {
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foreach ($_SESSION["groups"] as $row) {
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if ($row['group_name'] == $group) {
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$result = true;
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