3 namespace Org\Mxchange\CoreFramework\Helper\Captcha;
5 // Import framework stuff
6 use Org\Mxchange\CoreFramework\Factory\ObjectFactory;
7 use Org\Mxchange\CoreFramework\Generic\FrameworkInterface;
8 use Org\Mxchange\CoreFramework\Helper\BaseHelper;
13 * @author Roland Haeder <webmaster@shipsimu.org>
15 * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2017 Core Developer Team
16 * @license GNU GPL 3.0 or any newer version
17 * @link http://www.shipsimu.org
19 * This program is free software: you can redistribute it and/or modify
20 * it under the terms of the GNU General Public License as published by
21 * the Free Software Foundation, either version 3 of the License, or
22 * (at your option) any later version.
24 * This program is distributed in the hope that it will be useful,
25 * but WITHOUT ANY WARRANTY; without even the implied warranty of
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
27 * GNU General Public License for more details.
29 * You should have received a copy of the GNU General Public License
30 * along with this program. If not, see <http://www.gnu.org/licenses/>.
32 abstract class BaseCaptcha extends BaseHelper {
34 * Protected constructor
36 * @param $className Name of the class
39 protected function __construct ($className) {
40 // Call parent constructor
41 parent::__construct($className);
45 * Initializes the random number generator (RNG)
47 * @param $extraInstance An extra instance, just for better hash data
50 protected final function initializeRandomNumberGenerator (FrameworkInterface $extraInstance = NULL) {
51 // Get an RNG from factory
52 $this->setRngInstance(ObjectFactory::createObjectByConfiguredName('rng_class', array($extraInstance)));