[FM4Bridge] Add new bridge for FM4 news page (#1719)

bridges/FM4Bridge.php

@@ -0,0 +1,66 @@
+<?php
+
+class FM4Bridge extends BridgeAbstract
+{
+	const MAINTAINER = 'joni1993';
+	const NAME = 'FM4 Bridge';
+	const URI = 'https://fm4.orf.at';
+	const CACHE_TIMEOUT = 1800; // 30min
+	const DESCRIPTION = 'Feed for FM4 articles by tags (authors)';
+	const PARAMETERS = array(
+		array(
+			'tag' => array(
+				'name' => 'Tag (author, category, ...)',
+				'title' => 'Tag to retrieve',
+				'exampleValue' => 'musik'
+			),
+			'loadcontent' => array(
+				'name' => 'Load Full Article Content',
+				'title' => 'Retrieve full content of articles (may take longer)',
+				'type' => 'checkbox'
+			),
+			'pages' => array(
+				'name' => 'Pages',
+				'title' => 'Amount of pages to load',
+				'type' => 'number',
+				'defaultValue' => 1
+			)
+		)
+	);
+
+	public function getPageData($tag, $page) {
+		if($tag)
+			$uri = self::URI . "/tags/" . $tag;
+		else
+			$uri = self::URI;
+
+		$uri = $uri . '?page=' . $page;
+
+		$html = getSimpleHTMLDOM($uri)
+		or returnServerError('Error while downloading the website content');
+
+		$page_items = array();
+
+		foreach ($html->find('div[class*=listItem]') as $article) {
+			$item = array();
+
+			$item['uri'] = $article->find('a', 0)->href;
+			$item['title'] = $article->find('h2', 0)->plaintext;
+			$item['author'] = $article->find('p[class*=keyword]', 0)->plaintext;
+			$item["timestamp"] = strtotime($article->find('p[class*=time]', 0)->plaintext);
+
+			if ($this->getInput('loadcontent')) {
+				$item['content'] = getSimpleHTMLDOM($item['uri'])->find('div[class=storyText]', 0)->innertext
+				or returnServerError('Error while downloading the full article');
+			}
+
+			$page_items[] = $item;
+		}
+		return $page_items;
+	}
+	public function collectData() {
+		for ($cur_page = 1; $cur_page <= $this->getInput('pages'); $cur_page++) {
+			$this->items = array_merge($this->items,$this->getPageData($this->getInput('tag'), $cur_page));
+		}
+	}
+}