register_error($error)
Display an error on next page load.
system_message($message)
Display a system message on next page load.
forward($location="", $reason='system')
Forward to $location.
elgg_echo($message_key, $args=array(), $language="")
Given a message key, returns an appropriately translated full-text string.
get_entity($guid)
Loads and returns an entity object from a guid.
login(ElggUser $user, $persistent=false)
Logs in a specified ElggUser.
execute_new_password_request($user_guid, $conf_code, $password=null)
Validate and change password for a user.
validate_password($password)
Simple validation of a password.