/**
* If this Known installation has a PubSubHubbub hub, send a publish notification to the hub
* @param \Idno\Common\Entity $object
* @return array
*/
static function publish($object)
{
if ($hub = Idno::site()->config()->hub) {
$base = Idno::site()->config()->getDisplayURL();
$feeds = array();
// Check to make sure there's an entity
if (!$object instanceof Entity) {
return false;
}
// homepage feed
$homepage_types = Idno::site()->config()->getHomepageContentTypes();
$type_in_homepage = false;
if ($object instanceof Entity) {
if ($object->getContentType() && in_array($object->getContentType()->getEntityClass(), $homepage_types)) {
$type_in_homepage = true;
}
}
if (empty($homepage_types) || $type_in_homepage) {
$feeds[] = $base;
}
// type-specific feeds
if ($object instanceof Entity) {
$feeds[] = $base . 'content/' . $object->getContentTypeCategorySlug() . '/';
}
$feeds[] = $base . 'content/all/';
// tag feeds
foreach ($object->getTags() as $tag) {
$feeds[] = $base . 'tag/' . $tag;
}
if (!empty($feeds)) {
// encode the feeds and their RSS counterparts
$encurls = array();
foreach ($feeds as $feed) {
$encurls[] = urlencode($feed);
$encurls[] = urlencode(Idno::site()->template()->getURLWithVar('_t', 'rss', $feed));
}
$formdata = 'hub.mode=publish&hub.url=' . implode(',', $encurls);
Idno::site()->logging()->info('Pinging ' . $hub . ' with data ' . $formdata);
Webservice::post($hub, $formdata, array('Content-Type' => 'application/x-www-form-urlencoded'));
}
return true;
}
return false;
}