elgg_get_site_entity($site_guid=0)
Get an entity (default is current site)
elgg_set_http_header($header, $replace=true)
Set a response HTTP header.
elgg_echo($message_key, $args=array(), $language="")
Given a message key, returns an appropriately translated full-text string.
elgg_view_layout($layout_name, $vars=array())
Displays a layout with optional parameters.
elgg_load_css($name)
Load a CSS file for this page.
elgg echo
Translates a string.
$body
Maintenance mode layout.
elgg_view_page($title, $body, $page_shell= 'default', $vars=array())
Assembles and outputs a full page.