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Adds limit to post recursion when iterating through nested WordPress Posts #3

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Adds limit to post recursion when iterating through nested WordPress Posts #3

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18 changes: 13 additions & 5 deletions library/class-acf-to-rest-api-recursive.php
100644 → 100755
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,10 @@

if ( ! class_exists( 'ACF_To_REST_API_Recursive' ) ) {
class ACF_To_REST_API_Recursive {

protected static $recursedPosts = [];
public static $postRecursionDepth = 1;

public static function init() {
self::hooks();
}
Expand All @@ -18,9 +22,9 @@ private static function hooks() {

protected static function get_types() {
$types = array(
'options' => 'options',
'comments' => 'comments',
'users' => 'users',
'options' => 'options',
'comments' => 'comments',
'users' => 'users'
);

$types += (array) get_post_types( array( 'show_in_rest' => true ) );
Expand All @@ -47,11 +51,15 @@ public static function get_fields( $data ) {

public static function get_fields_recursive( $item ) {
if ( is_object( $item ) ) {
if (get_class($item) === 'WP_Post') {
static::$recursedPosts[$item->ID] = static::$recursedPosts[$item->ID] ?? 0;
static::$recursedPosts[$item->ID]++;
}
$item->acf = array();

$depth = $item->depth ?? 0;
$fields = get_fields( $item );

if ( $fields ) {
if ( $fields && static::$recursedPosts[$item->ID] < static::$postRecursionDepth ) {
$item->acf = $fields;
array_walk_recursive( $item->acf, array( __CLASS__, 'get_fields_recursive' ) );
}
Expand Down