# validate_another_blog_signup()

URL: https://chugunov.pro/api-wordpress/functions/validate_another_blog_signup/
Проверено на WordPress 6.9, обновлено 06.08.2026.
Источник: независимый русскоязычный справочник chugunov.pro. Не является официальной документацией WordPress.

Тип: функция.
Появился в версии: MU (3.0.0).

## Сигнатура

```php
validate_another_blog_signup(): null|bool
```

## Описание

Проверяет регистрацию нового сайта для существующего пользователя.

## Возвращаемое значение

`null|bool`

## Исходный код

Файл: `wp-signup.php:441`

```php
function validate_another_blog_signup() {
	global $blogname, $blog_title, $errors, $domain, $path;
	$current_user = wp_get_current_user();
	if ( ! is_user_logged_in() ) {
		die();
	}

	$result = validate_blog_form();

	// Extracted values set/overwrite globals.
	$domain     = $result['domain'];
	$path       = $result['path'];
	$blogname   = $result['blogname'];
	$blog_title = $result['blog_title'];
	$errors     = $result['errors'];

	if ( $errors->has_errors() ) {
		signup_another_blog( $blogname, $blog_title, $errors );
		return false;
	}

	$public = (int) $_POST['blog_public'];

	$blog_meta_defaults = array(
		'lang_id' => 1,
		'public'  => $public,
	);

	// Handle the language setting for the new site.
	if ( ! empty( $_POST['WPLANG'] ) ) {

		$languages = signup_get_available_languages();

		if ( in_array( $_POST['WPLANG'], $languages, true ) ) {
			$language = wp_unslash( sanitize_text_field( $_POST['WPLANG'] ) );

			if ( $language ) {
				$blog_meta_defaults['WPLANG'] = $language;
			}
		}
	}

	/**
	 * Filters the new site meta variables.
	 *
	 * Use the 'add_signup_meta' filter instead.
	 *
	 * @since MU (3.0.0)
	 * @deprecated 3.0.0 Use the 'add_signup_meta' filter instead.
	 *
	 * @param array $blog_meta_defaults An array of default blog meta variables.
	 */
	$meta_defaults = apply_filters_deprecated( 'signup_create_blog_meta', array( $blog_meta_defaults ), '3.0.0', 'add_signup_meta' );

	/**
	 * Filters the new default site meta variables.
	 *
	 * @since 3.0.0
	 *
	 * @param array $meta {
	 *     An array of default site meta variables.
	 *
	 *     @type int $lang_id     The language ID.
	 *     @type int $blog_public Whether search engines should be discouraged from indexing the site. 1 for true, 0 for false.
	 * }
	 */
	$meta = apply_filters( 'add_signup_meta', $meta_defaults );

	$blog_id = wpmu_create_blog( $domain, $path, $blog_title, $current_user->ID, $meta, get_current_network_id() );

	if ( is_wp_error( $blog_id ) ) {
		return false;
	}

	confirm_another_blog_signup( $domain, $path, $blog_title, $current_user->user_login, $current_user->user_email, $meta, $blog_id );
	return true;
}
```

## История изменений

- MU (3.0.0) — Introduced.

## Связанные

Использует: [`get_current_network_id`](https://chugunov.pro/api-wordpress/functions/get_current_network_id/), [`apply_filters_deprecated`](https://chugunov.pro/api-wordpress/functions/apply_filters_deprecated/), [`signup_get_available_languages`](https://chugunov.pro/api-wordpress/functions/signup_get_available_languages/), [`signup_another_blog`](https://chugunov.pro/api-wordpress/functions/signup_another_blog/), [`confirm_another_blog_signup`](https://chugunov.pro/api-wordpress/functions/confirm_another_blog_signup/), [`validate_blog_form`](https://chugunov.pro/api-wordpress/functions/validate_blog_form/), [`wp_get_current_user`](https://chugunov.pro/api-wordpress/functions/wp_get_current_user/), [`wpmu_create_blog`](https://chugunov.pro/api-wordpress/functions/wpmu_create_blog/), [`wp_unslash`](https://chugunov.pro/api-wordpress/functions/wp_unslash/), [`sanitize_text_field`](https://chugunov.pro/api-wordpress/functions/sanitize_text_field/), [`is_user_logged_in`](https://chugunov.pro/api-wordpress/functions/is_user_logged_in/), [`apply_filters`](https://chugunov.pro/api-wordpress/functions/apply_filters/), [`is_wp_error`](https://chugunov.pro/api-wordpress/functions/is_wp_error/).

Оригинал в официальной документации: https://developer.wordpress.org/reference/functions/validate_another_blog_signup/