get_id_from_blogname( string $slug )
Retrieves a sites ID given its (subdomain or directory) slug.
Description Description
Parameters Parameters
- $slug
-
(string) (Required) A site's slug.
Return Return
(int|null) The site ID, or null if no site is found for the given slug.
Source Source
File: wp-includes/ms-blogs.php
function get_id_from_blogname( $slug ) {
$current_network = get_network();
$slug = trim( $slug, '/' );
if ( is_subdomain_install() ) {
$domain = $slug . '.' . preg_replace( '|^www\.|', '', $current_network->domain );
$path = $current_network->path;
} else {
$domain = $current_network->domain;
$path = $current_network->path . $slug . '/';
}
$site_ids = get_sites(
array(
'number' => 1,
'fields' => 'ids',
'domain' => $domain,
'path' => $path,
'update_site_meta_cache' => false,
)
);
if ( empty( $site_ids ) ) {
return null;
}
return array_shift( $site_ids );
}
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Changelog Changelog
| Version | Description |
|---|---|
| MU (3.0.0) | MU (3.0.0) |
| 4.7.0 | Introduced. |
User Contributed Notes User Contributed Notes
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Getting id of a blog by name ($slug)
Switching blogs based on the blogs name ($slug)