elgg_set_page_owner_guid($guid)
Set the guid of the entity that owns this page.
elgg_echo($message_key, $args=array(), $language="")
Given a message key, returns an appropriately translated full-text string.
elgg_get_page_owner_entity()
Gets the owner entity for the current page.
elgg_push_context($context)
Push a context onto the top of the stack.
elgg_view_entity(\ElggEntity $entity, $vars=array(), $bypass=false, $debug=false)
Returns a string of a rendered entity.