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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Rss\Block;
/**
* Class Feeds
* @api
* @package Magento\Rss\Block
* @since 100.0.2
*/
class Feeds extends \Magento\Framework\View\Element\Template
{
/**
* @var string
*/
protected $_template = 'Magento_Rss::feeds.phtml';
/**
* @var \Magento\Framework\App\Rss\RssManagerInterface
*/
protected $rssManager;
/**
* @param \Magento\Framework\View\Element\Template\Context $context
* @param \Magento\Framework\App\Rss\RssManagerInterface $rssManager
* @param array $data
*/
public function __construct(
\Magento\Framework\View\Element\Template\Context $context,
\Magento\Framework\App\Rss\RssManagerInterface $rssManager,
array $data = []
) {
$this->rssManager = $rssManager;
parent::__construct($context, $data);
}
/**
* Add Link elements to head
*
* @return $this
*/
protected function _prepareLayout()
{
$head = $this->getLayout()->getBlock('head');
$feeds = $this->getFeeds();
if ($head && !empty($feeds)) {
foreach ($feeds as $feed) {
if (!isset($feed['group'])) {
$head->addRss($feed['label'], $feed['link']);
} else {
foreach ($feed['feeds'] as $item) {
$head->addRss($item['label'], $item['link']);
}
}
}
}
return parent::_prepareLayout();
}
/**
* @return array
*/
public function getFeeds()
{
$providers = $this->rssManager->getProviders();
$feeds = [];
$groups = [];
foreach ($providers as $provider) {
$item = $provider->getFeeds();
if (empty($item)) {
continue;
}
if (isset($item['group'])) {
$groups[] = $item;
} else {
$feeds[] = $item;
}
}
$feeds = array_merge($feeds, $groups);
return $feeds;
}
}