function fb_instant_articles_rss_page in Facebook Instant Articles 7

Same name and namespace in other branches

1. 7.2 modules/fb_instant_articles_rss/includes/rss.inc \fb_instant_articles_rss_page()

Callback for the RSS page menu item.

1 string reference to 'fb_instant_articles_rss_page'

fb_instant_articles_rss_menu in modules/fb_instant_articles_rss/fb_instant_articles_rss.module

Implements hook_menu().

File

modules/fb_instant_articles_rss/includes/rss.inc, line 11

Functions to generate the RSS feed.

Code

function fb_instant_articles_rss_page() {
  header('Content-Type: text/xml; charset=utf-8', TRUE);
  $rss = new \Drupal\fb_instant_articles_rss\RSSSimpleXMLElement('<rss xmlns:content="http://purl.org/rss/1.0/modules/content/"></rss>');
  $rss
    ->addAttribute('version', '2.0');
  $channel = $rss
    ->addChild('channel');

  // Add Channel information;
  $channel
    ->addChild('title', variable_get('fb_instant_articles_rss_channel_title', variable_get('site_name', 'Default site name')));
  $channel
    ->addChild('description', variable_get('fb_instant_articles_rss_channel_description', variable_get('site_slogan', t('Default site slogan.'))));
  global $base_url;
  $channel
    ->addChild('link', $base_url);
  $channel
    ->addChild('language', variable_get('fb_instant_articles_rss_channel_language', 'en-gb'));

  // Create ISO 8601 formatted date.
  $date_time = new \DateTime('NOW');
  $channel
    ->addChild('lastBuildDate', $date_time
    ->format(\DateTime::ATOM));

  // Create RSS items.
  $nodes = fb_instant_articles_rss_get_article_nodes();
  foreach ($nodes as $node) {
    $item = $channel
      ->addChild('item');
    $item
      ->addChild('title', $node->title);
    $item
      ->addChild('link', url(drupal_get_path_alias("node/" . $node->nid), array(
      'absolute' => TRUE,
    )));
    $node_view = node_view($node, 'fb_instant_article');
    $item
      ->addChildCdata('content', drupal_render($node_view));

    // Add published date.
    $ts = $node->created;
    $date = new \DateTime("@{$ts}");
    $item
      ->addChild('pubDate', $date
      ->format(\DateTime::ATOM));
  }
  echo $rss
    ->asXML();
}