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domain_exists › WordPress Function

Seit
Veraltetn/v
› domain_exists ( $domain, $path, $network_id = 1 )
Parameter: (3)
  • (string) $domain The domain to be checked.
    Erforderlich: Ja
  • (string) $path The path to be checked.
    Erforderlich: Ja
  • (int) $network_id Optional. Network ID. Only relevant on multi-network installations. Default 1.
    Erforderlich: Nein
    Standard: 1
Gibt zurück:
  • (int|null) The site ID if the site name exists, null otherwise.
Definiert in:
Codex:
Changelog:
  • MU

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.


Ähnliche Funktionen: email_exists, comment_exists, tag_exists, term_exists, post_exists

Quellcode 

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 );
}