public function all() { $input = parent::all(); if (isset($input['is_interest'])) { if ($input['is_interest'] == 'true') { $input['is_interest'] = true; } if ($input['is_interest'] == 'false') { $input['is_interest'] = false; } } if (isset($input['acceptance'])) { if ($input['acceptance'] == 'true') { $input['acceptance'] = true; } if ($input['acceptance'] == 'false') { $input['acceptance'] = false; } } foreach ($input as $key => $value) { if ($input[$key] == 'null') { $input[$key] = ''; } } return $input; }