Alert: This function’s access is marked private. This means it is not intended for use by plugin or theme developers, only in other core functions. It is listed here for completeness. Use update_site_cache() instead.
_prime_site_caches() WordPress Function
The prime_site_caches() function is used to prime the caches for a site. This function is typically used when a site is first created or when the site is updated.
_prime_site_caches( array $ids, bool $update_meta_cache = true ) #
Adds any sites from the given IDs to the cache that do not already exist in cache.
Description
See also
Parameters
- $ids
(array)(Required)ID list.
- $update_meta_cache
(bool)(Optional) Whether to update the meta cache.
Default value: true
Source
File: wp-includes/ms-site.php
function _prime_site_caches( $ids, $update_meta_cache = true ) {
global $wpdb;
$non_cached_ids = _get_non_cached_ids( $ids, 'sites' );
if ( ! empty( $non_cached_ids ) ) {
$fresh_sites = $wpdb->get_results( sprintf( "SELECT * FROM $wpdb->blogs WHERE blog_id IN (%s)", implode( ',', array_map( 'intval', $non_cached_ids ) ) ) ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
update_site_cache( $fresh_sites, $update_meta_cache );
}
}
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Changelog
| Version | Description |
|---|---|
| 5.1.0 | Introduced the $update_meta_cache parameter. |
| 4.6.0 | Introduced. |