<?php
class BundesbankBridge extends BridgeAbstract {

	const PARAM_LANG = 'lang';

	const LANG_EN = 'en';
	const LANG_DE = 'de';

	const NAME = 'Bundesbank Bridge';
	const URI = 'https://www.bundesbank.de/';
	const DESCRIPTION = 'Returns the latest studies of the Bundesbank (Germany)';
	const MAINTAINER = 'logmanoriginal';
	const CACHE_TIMEOUT = 86400; // 24 hours

	const PARAMETERS = array(
		array(
			self::PARAM_LANG => array(
				'name' => 'Language',
				'type' => 'list',
				'defaultValue' => self::LANG_DE,
				'values' => array(
					'English' => self::LANG_EN,
					'Deutsch' => self::LANG_DE
				)
			)
		)
	);

	public function getIcon() {
		return self::URI . 'resource/crblob/1890/a7f48ee0ae35348748121770ba3ca009/mL/favicon-ico-data.ico';
	}

	public function getURI() {
		switch($this->getInput(self::PARAM_LANG)) {
			case self::LANG_EN: return self::URI . 'en/publications/reports/studies';
			case self::LANG_DE: return self::URI . 'de/publikationen/berichte/studien';
		}

		return parent::getURI();
	}

	public function collectData() {

		$html = getSimpleHTMLDOM($this->getURI())
			or returnServerError('No response for ' . $this->getURI());

		$html = defaultLinkTo($html, $this->getURI());

		foreach($html->find('ul.resultlist li') as $study) {
			$item = array();

			$item['uri'] = $study->find('.teasable__link', 0)->href;

			// Get title without child elements (i.e. subtitle)
			$title = $study->find('.teasable__title div.h2', 0);

			foreach($title->children as &$child) {
				$child->outertext = '';
			}

			$item['title'] = $title->innertext;

			// Add subtitle to the content if it exists
			$item['content'] = '';

			if($subtitle = $study->find('.teasable__subtitle', 0)) {
				$item['content'] .= '<strong>' . $study->find('.teasable__subtitle', 0)->plaintext . '</strong>';
			}

			$item['content'] .= '<p>' . $study->find('.teasable__text', 0)->plaintext . '</p>';

			$item['timestamp'] = strtotime($study->find('.teasable__date', 0)->plaintext);

			// Downloads and older studies don't have images
			if($study->find('.teasable__image', 0)) {
				$item['enclosures'] = array(
					$study->find('.teasable__image img', 0)->src
				);
			}

			$this->items[] = $item;
		}

	}
}
