do_action( 'preprocess_signup_form' )

1007			$user_email = isset( $_POST['user_email'] ) ? $_POST['user_email'] : '';1008			/**1009			 * Fires when the site sign-up form is sent.1010			 *1011			 * @since 3.0.01012			 */1013			do_action( 'preprocess_signup_form' );1014			if ( is_user_logged_in() && ( 'all' === $active_signup || 'blog' === $active_signup ) ) {1015				signup_another_blog( $newblogname );1016			} elseif ( ! is_user_logged_in() && ( 'all' === $active_signup || 'user' === $active_signup ) ) {1017				signup_user( $newblogname, $user_email );1018			} elseif ( ! is_user_logged_in() && ( 'blog' === $active_signup ) ) {1019				_e( 'Sorry, new registrations are not allowed at this time.' );