3 * A FoundRss URL source class for crawlers
5 * @author Roland Haeder <webmaster@ship-simu.org>
7 * @copyright Copyright (c) 2014 Crawler Developer Team
8 * @license GNU GPL 3.0 or any newer version
9 * @link http://www.ship-simu.org
11 * This program is free software: you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation, either version 3 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program. If not, see <http://www.gnu.org/licenses/>.
24 class CrawlerFoundRssUrlSource extends BaseUrlSource implements UrlSource, Registerable {
26 * Protected constructor
30 protected function __construct () {
31 // Call parent constructor
32 parent::__construct(__CLASS__);
36 * Creates an instance of this class
38 * @return $sourceInstance An instance of a Source class
40 public final static function createCrawlerFoundRssUrlSource () {
42 $sourceInstance = new CrawlerFoundRssUrlSource();
45 $sourceInstance->initSource('crawler', 'found_rss');
47 // Return the prepared instance
48 return $sourceInstance;
52 * Processes entries in the stack.
57 public function processStack () {
58 // Does the stack have some entries left?
59 if ($this->isUrlStackEmpty()) {
60 // Nothing to handle here
64 $this->partialStub('Please implement this method.');