1<?php
  2/**
  3 * Server-side rendering of the `core/loginout` block.
  4 *
  5 * @package WordPress
  6 */
  7
  8/**
  9 * Renders the `core/loginout` block on server.
 10 *
 11 * @since 5.8.0
 12 *
 13 * @param array $attributes The block attributes.
 14 *
 15 * @return string Returns the login-out link or form.
 16 */
 17function render_block_core_loginout( $attributes ) {
 18
 19	/*
 20	 * Build the redirect URL. This current url fetching logic matches with the core.
 21	 *
 22	 * @see https://github.com/WordPress/wordpress-develop/blob/6bf62e58d21739938f3bb3f9e16ba702baf9c2cc/src/wp-includes/general-template.php#L528.
 23	 */
 24	$current_url = ( is_ssl() ? 'https://' : 'http://' ) . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
 25
 26	$user_logged_in = is_user_logged_in();
 27
 28	$classes  = $user_logged_in ? 'logged-in' : 'logged-out';
 29	$contents = wp_loginout(
 30		isset( $attributes['redirectToCurrent'] ) && $attributes['redirectToCurrent'] ? $current_url : '',
 31		false
 32	);
 33
 34	// If logged-out and displayLoginAsForm is true, show the login form.
 35	if ( ! $user_logged_in && ! empty( $attributes['displayLoginAsForm'] ) ) {
 36		// Add a class.
 37		$classes .= ' has-login-form';
 38
 39		// Get the form.
 40		$contents = wp_login_form( array( 'echo' => false ) );
 41	}
 42
 43	$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $classes ) );
 44
 45	return '<div ' . $wrapper_attributes . '>' . $contents . '</div>';
 46}
 47
 48/**
 49 * Registers the `core/loginout` block on server.
 50 *
 51 * @since 5.8.0
 52 */
 53function register_block_core_loginout() {
 54	register_block_type_from_metadata(
 55		__DIR__ . '/loginout',
 56		array(
 57			'render_callback' => 'render_block_core_loginout',
 58		)
 59	);
 60}
 61add_action( 'init', 'register_block_core_loginout' );
 62