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Description

Updates a site in the database.

Usage

$int|WP_Error = wp_update_site( $site_id, $data );

Parameters

$site_id

( int ) required – ID of the site that should be updated.

$data

( array ) required – Site data to update. See {@see wp_insert_site()} for the list of supported keys.

Returns

int|WP_Error The updated site's ID on success, or error object on failure.

Source

File name: wordpress/wp-includes/ms-site.php
Lines:

function wp_update_site( $site_id, array $data ) {
  global $wpdb;

  if ( empty( $site_id ) ) {
    return new WP_Error( 'site_empty_id', __( 'Site ID must not be empty.' ) );
  }

  $old_site = get_site( $site_id );
  if ( ! $old_site ) {
    return new WP_Error( 'site_not_exist', __( 'Site does not exist.' ) );
  }

  $defaults                 = $old_site->to_array();
  $defaults['network_id']   = (int) $defaults['site_id'];
  $defaults['last_updated'] = current_time( 'mysql', true );
  unset( $defaults['blog_id'], $defaults['site_id'] );

  $data = wp_prepare_site_data( $data, $defaults, $old_site );
  if ( is_wp_error( $data ) ) {
    return $data;
  }

  if ( false === $wpdb->update( $wpdb->blogs, $data, array( 'blog_id' => $old_site->id ) ) ) {
    return new WP_Error( 'db_update_error', __( 'Could not update site in the database.' ), $wpdb->last_error );
  }

  clean_blog_cache( $old_site );

  $new_site = get_site( $old_site->id );

  
/**
 * Fires once a site has been updated in the database.
 *
 * @since 5.1.0
 *
 * @param WP_Site $new_site New site object.
 * @param WP_Site $old_site Old site object.
 */
  do_action( 'wp_update_site', $new_site, $old_site );

  return (int) $new_site->id;
}
 

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