<?php

/**
 * ownCloud - News
 *
 * @author Alessandro Cosentino
 * @author Bernhard Posselt
 * @copyright 2012 Alessandro Cosentino cosenal@gmail.com
 * @copyright 2012 Bernhard Posselt dev@bernhard-posselt.com
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
 *
 * You should have received a copy of the GNU Affero General Public
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

namespace OCA\News\ArticleEnhancer;

use \OCA\News\Utility\SimplePieFileFactory;
use \OCA\News\Db\Item;


class RegexArticleEnhancer implements ArticleEnhancer {

	private $matchArticleUrl;
	private $regexPair;

	public function __construct($matchArticleUrl, array $regexPair) {
		$this->matchArticleUrl = $matchArticleUrl;
		$this->regexPair = $regexPair;
	}


	public function enhance(Item $item) {
		if (preg_match($this->matchArticleUrl, $item->getUrl())) {
			$body = $item->getBody();
			foreach($this->regexPair as $search => $replaceWith) { 
				$body = preg_replace($search, $replaceWith, $body);
			}
			$item->setBody($body);
		}
		return $item;
	}


}