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function drupal_add_feed in Drupal 7

Same name and namespace in other branches
  1. 5 includes/common.inc \drupal_add_feed()
  2. 6 includes/common.inc \drupal_add_feed()

Adds a feed URL for the current page.

This function can be called as long the HTML header hasn't been sent.

Parameters

$url: An internal system path or a fully qualified external URL of the feed.

$title: The title of the feed.

9 calls to drupal_add_feed()
aggregator_page_category in modules/aggregator/aggregator.pages.inc
Page callback: Displays all the items aggregated in a particular category.
aggregator_page_last in modules/aggregator/aggregator.pages.inc
Page callback: Displays the most recent items gathered from any feed.
blog_page_last in modules/blog/blog.pages.inc
Menu callback; displays a Drupal page containing recent blog entries of all users.
blog_page_user in modules/blog/blog.pages.inc
Menu callback; displays a Drupal page containing recent blog entries of a given user.
DrupalAddFeedTestCase::testBasicFeedAddNoTitle in modules/simpletest/tests/common.test
Test drupal_add_feed() with paths, URLs, and titles.

... See full list

File

includes/common.inc, line 368
Common functions that many Drupal modules will need to reference.

Code

function drupal_add_feed($url = NULL, $title = '') {
  $stored_feed_links =& drupal_static(__FUNCTION__, array());
  if (isset($url)) {
    $stored_feed_links[$url] = theme('feed_icon', array(
      'url' => $url,
      'title' => $title,
    ));
    drupal_add_html_head_link(array(
      'rel' => 'alternate',
      'type' => 'application/rss+xml',
      'title' => $title,
      // Force the URL to be absolute, for consistency with other <link> tags
      // output by Drupal.
      'href' => url($url, array(
        'absolute' => TRUE,
      )),
    ));
  }
  return $stored_feed_links;
}