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domain_exists › WordPress Function
Since
Deprecatedn/a
› domain_exists ( $domain, $path, $network_id = 1 )
Parameters: (3) |
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Returns: |
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Defined at: |
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Checks whether a site name is already taken.
The name is the site's subdomain or the site's subdirectory path depending on the network settings. Used during the new site registration process to ensure that each site name is unique.Source
function domain_exists( $domain, $path, $network_id = 1 ) { $path = trailingslashit( $path ); $args = array( 'network_id' => $network_id, 'domain' => $domain, 'path' => $path, 'fields' => 'ids', 'number' => 1, 'update_site_meta_cache' => false, ); $result = get_sites( $args ); $result = array_shift( $result ); /** * Filters whether a site name is taken. * * The name is the site's subdomain or the site's subdirectory * path depending on the network settings. * * @since 3.5.0 * * @param int|null $result The site ID if the site name exists, null otherwise. * @param string $domain Domain to be checked. * @param string $path Path to be checked. * @param int $network_id Network ID. Only relevant on multi-network installations. */ return apply_filters( 'domain_exists', $result, $domain, $path, $network_id ); }