<?php
class AstrophysicsDataSystemBridge extends BridgeAbstract {
	const NAME = 'SAO/NASA Astrophysics Data System';
	const DESCRIPTION = 'Returns the latest publications from a query';
	const URI = 'https://ui.adsabs.harvard.edu';
	const MAINTAINER = 'Yaman Qalieh';
	const PARAMETERS = array(
		'Publications' => array(
			'query' => array(
				'name' => 'query',
				'title' => 'Same format as the search bar on the website',
				'exampleValue' => 'author:"huchra, john"',
				'required' => true
			)
	));

	private $feedTitle;

	public function getName() {
		if ($this->queriedContext === 'Publications') {
			return $this->feedTitle;
		}
		return parent::getName();
	}

	public function getURI() {
		if ($this->queriedContext === 'Publications') {
			return self::URI . '/search/?q=' . urlencode($this->getInput('query'));
		}
		return parent::getURI();
	}

	public function collectData() {
		$headers = array (
			'Cookie: core=always;'
		);
		$html = str_get_html(defaultLinkTo(getContents($this->getURI(), $headers), self::URI));
		$this->feedTitle = html_entity_decode($html->find('title', 0)->plaintext);
		foreach($html->find('div.row > ul > li') as $pub) {
			$item = array();
			$item['title'] = $pub->find('h3.s-results-title', 0)->plaintext;
			$item['content'] = $pub->find('div.s-results-links', 0);
			$item['uri'] = $pub->find('a.abs-redirect-link', 0)->href;
			$item['author'] = rtrim($pub->find('li.article-author', 0)->plaintext, ' ;');
			$item['timestamp'] = $pub->find('div[aria-label="date published"]', 0)->plaintext;
			$this->items[] = $item;
		}
	}
}