public static function getEntitiesAndRelsForMap($list_id, $num = 20, $exclude_categories = array())
{
// get entities
$entities = self::getEntitiesForMap($list_id, $num);
$entity_ids = array_map(function ($e) {
return $e['id'];
}, $entities);
$entity_index = array_flip(array_map(function ($e) {
return $e['id'];
}, $entities));
$rels = EntityTable::getRelsForMap($entity_ids, $entity_index, $exclude_categories);
return array("entities" => $entities, "rels" => $rels);
}
