[HeiseBridge] Add new bridge (#744)

bridges/HeiseBridge.php

@@ -0,0 +1,75 @@
+<?php
+
+class HeiseBridge extends FeedExpander {
+	const MAINTAINER = 'Dreckiger-Dan';
+	const NAME = 'Heise Online Bridge';
+	const URI = 'https://heise.de/';
+	const CACHE_TIMEOUT = 1800; // 30min
+	const DESCRIPTION = 'Returns the full articles instead of only the intro';
+	const PARAMETERS = array(array(
+		'category' => array(
+			'name' => 'Category',
+			'type' => 'list',
+			'values' => array(
+				'Alle News'
+				=> 'https://www.heise.de/newsticker/heise-atom.xml',
+				'Top-News'
+				=> 'https://www.heise.de/newsticker/heise-top-atom.xml',
+				'Internet-Störungen'
+				=> 'https://www.heise.de/netze/netzwerk-tools/imonitor-internet-stoerungen/feed/aktuelle-meldungen/',
+				'Alle News von heise Developer'
+				=> 'https://www.heise.de/developer/rss/news-atom.xml'
+			)
+		),
+		'limit' => array(
+			'name' => 'Limit',
+			'type' => 'number',
+			'required' => false,
+			'title' => 'Specify number of full articles to return',
+			'defaultValue' => 5
+		)
+	));
+	const LIMIT = 5;
+
+	public function collectData() {
+		$this->collectExpandableDatas(
+			$this->getInput('category'),
+			$this->getInput('limit') ?: static::LIMIT
+		);
+	}
+
+	protected function parseItem($feedItem) {
+		$item = parent::parseItem($feedItem);
+		$uri = $item['uri'];
+
+		do {
+			$article = getSimpleHTMLDOMCached($uri)
+				or returnServerError('Could not open article: ' . $uri);
+
+			$article = defaultLinkTo($article, $uri);
+			$item = $this->addArticleToItem($item, $article);
+
+			if($next = $article->find('.pagination a[rel="next"]', 0))
+				$uri = $next->href;
+		} while ($next);
+
+		return $item;
+	}
+
+	private function addArticleToItem($item, $article) {
+		if($author = $article->find('[itemprop="author"]', 0))
+			$item['author'] = $author->plaintext;
+
+		$content = $article->find('div[class*="article-content"]', 0);
+
+		foreach($content->find('p, h3, ul, table, pre, img') as $element) {
+			$item['content'] .= $element;
+		}
+
+		foreach($content->find('img') as $img) {
+			$item['enclosures'][] = $img->src;
+		}
+
+		return $item;
+	}
+}