public function sanitazeLinks($links = array()) { $hrefs = array(); if (!empty($links)) { foreach ($links as $keyLink => $valueLink) { $validResultOfBlackList = Utils::checkBlacklist($valueLink); if (!$validResultOfBlackList and $valueLink) { $hrefs[] = $valueLink; } } $hrefs = array_unique($hrefs); } return $hrefs; }