clean_blog_cache( WP_Site|int $blog )
Clean the blog cache
Description Description
Parameters Parameters
- $blog
-
(WP_Site|int) (Required) The site object or ID to be cleared from cache.
Source Source
File: wp-includes/ms-site.php
function clean_blog_cache( $blog ) { global $_wp_suspend_cache_invalidation; if ( ! empty( $_wp_suspend_cache_invalidation ) ) { return; } if ( empty( $blog ) ) { return; } $blog_id = $blog; $blog = get_site( $blog_id ); if ( ! $blog ) { if ( ! is_numeric( $blog_id ) ) { return; } // Make sure a WP_Site object exists even when the site has been deleted. $blog = new WP_Site( (object) array( 'blog_id' => $blog_id, 'domain' => null, 'path' => null, ) ); } $blog_id = $blog->blog_id; $domain_path_key = md5( $blog->domain . $blog->path ); wp_cache_delete( $blog_id, 'sites' ); wp_cache_delete( $blog_id, 'site-details' ); wp_cache_delete( $blog_id, 'blog-details' ); wp_cache_delete( $blog_id . 'short', 'blog-details' ); wp_cache_delete( $domain_path_key, 'blog-lookup' ); wp_cache_delete( $domain_path_key, 'blog-id-cache' ); wp_cache_delete( 'current_blog_' . $blog->domain, 'site-options' ); wp_cache_delete( 'current_blog_' . $blog->domain . $blog->path, 'site-options' ); wp_cache_delete( $blog_id, 'blog_meta' ); /** * Fires immediately after a site has been removed from the object cache. * * @since 4.6.0 * * @param int $id Blog ID. * @param WP_Site $blog Site object. * @param string $domain_path_key md5 hash of domain and path. */ do_action( 'clean_site_cache', $blog_id, $blog, $domain_path_key ); wp_cache_set( 'last_changed', microtime(), 'sites' ); /** * Fires after the blog details cache is cleared. * * @since 3.4.0 * @deprecated 4.9.0 Use clean_site_cache * * @param int $blog_id Blog ID. */ do_action_deprecated( 'refresh_blog_details', array( $blog_id ), '4.9.0', 'clean_site_cache' ); }
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Changelog Changelog
Version | Description |
---|---|
3.5.0 | Introduced. |