function query_get_post_types($query, $_if_empty_set_post_types = FALSE)
{
$query_post_types = isset($query->query_vars['post_type']) ? $query->query_vars['post_type'] : array();
if (!empty($query_post_types) && !is_array($query_post_types)) {
$query_post_types = (array) $query_post_types;
}
if (empty($query_post_types) && !is_array($query_post_types)) {
$query_post_types = array();
}
/**
*
* If empty post type query field AND use default category taxonomy, use post
* To check further
*
*/
if (empty($query_post_types) && $_if_empty_set_post_types === FALSE) {
$taxonomies = array();
if (isset($query->tax_query) && isset($query->tax_query->queries)) {
$taxonomies = APTO_query_utils::get_query_taxonomies($query->tax_query->queries);
}
if (count($taxonomies) > 0 && count($taxonomies) < 2) {
reset($taxonomies);
$query_taxonomy = current($taxonomies);
if ($query_taxonomy == 'category') {
$query_post_types[] = 'post';
}
}
}
if (empty($query_post_types) && $_if_empty_set_post_types === TRUE) {
$taxonomies = array();
if (isset($query->tax_query) && isset($query->tax_query->queries)) {
$taxonomies = APTO_query_utils::get_query_taxonomies($query->tax_query->queries);
}
$ignore = array('revision', 'nav_menu_item');
foreach ($this->get_post_types($ignore) as $pt) {
$object_taxonomies = $pt === 'attachment' ? get_taxonomies_for_attachments() : get_object_taxonomies($pt);
if (array_intersect($taxonomies, $object_taxonomies)) {
$query_post_types[] = $pt;
}
}
//v3.0 ??????chose the first
/*
if(count($query_post_types) > 1)
$query_post_types = array_slice($query_post_types, 0, 1);
*/
if (count($query_post_types) < 1) {
$query_post_types[] = 'post';
}
}
return $query_post_types;
}
