AmazonBridge.php

<?php

class AmazonBridge extends BridgeAbstract {

	const MAINTAINER = 'Alexis CHEMEL';
	const NAME = 'Amazon';
	const URI = 'https://www.amazon.com/';
	const CACHE_TIMEOUT = 3600; // 1h
	const DESCRIPTION = 'Returns products from Amazon search';

	const PARAMETERS = array(array(
		'q' => array(
			'name' => 'Keyword',
			'required' => true,
			'exampleValue' => 'watch',
		),
		'sort' => array(
			'name' => 'Sort by',
			'type' => 'list',
			'values' => array(
				'Relevance' => 'relevanceblender',
				'Price: Low to High' => 'price-asc-rank',
				'Price: High to Low' => 'price-desc-rank',
				'Average Customer Review' => 'review-rank',
				'Newest Arrivals' => 'date-desc-rank',
			),
			'defaultValue' => 'relevanceblender',
		),
		'tld' => array(
			'name' => 'Country',
			'type' => 'list',
			'values' => array(
				'Australia' => 'com.au',
				'Brazil' => 'com.br',
				'Canada' => 'ca',
				'China' => 'cn',
				'France' => 'fr',
				'Germany' => 'de',
				'India' => 'in',
				'Italy' => 'it',
				'Japan' => 'co.jp',
				'Mexico' => 'com.mx',
				'Netherlands' => 'nl',
				'Spain' => 'es',
				'Sweden' => 'se',
				'Turkey' => 'com.tr',
				'United Kingdom' => 'co.uk',
				'United States' => 'com',
			),
			'defaultValue' => 'com',
		),
	));

	public function collectData() {

		$baseUrl = sprintf('https://www.amazon.%s', $this->getInput('tld'));

		$url = sprintf(
			'%s/s/?field-keywords=%s&sort=%s',
			$baseUrl,
			urlencode($this->getInput('q')),
			$this->getInput('sort')
		);

		$dom = getSimpleHTMLDOM($url);

		$elements = $dom->find('div.s-result-item');

		foreach($elements as $element) {
			$item = [];

			$title = $element->find('h2', 0);
			if (!$title) {
				continue;
			}

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

			$itemUrl = $element->find('a', 0)->href;
			$item['uri'] = urljoin($baseUrl, $itemUrl);

			$image = $element->find('img', 0);
			if ($image) {
				$item['content'] = '<img src="' . $image->getAttribute('src') . '" /><br />';
			}

			$price = $element->find('span.a-price > .a-offscreen', 0);
			if ($price) {
				$item['content'] .= $price->innertext;
			}

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

	public function getName(){
		if(!is_null($this->getInput('tld')) && !is_null($this->getInput('q'))) {
			return 'Amazon.' . $this->getInput('tld') . ': ' . $this->getInput('q');
		}

		return parent::getName();
	}
}