# wp_ajax_save_attachment_compat()

URL: https://chugunov.pro/api-wordpress/functions/wp_ajax_save_attachment_compat/
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: 3.5.0.

## Сигнатура

```php
wp_ajax_save_attachment_compat()
```

## Описание

Обрабатывает сохранение обратно совместимых атрибутов вложения через AJAX.

## Исходный код

Файл: `wp-admin/includes/ajax-actions.php:3205`

```php
function wp_ajax_save_attachment_compat() {
	if ( ! isset( $_REQUEST['id'] ) ) {
		wp_send_json_error();
	}

	$id = absint( $_REQUEST['id'] );
	if ( ! $id ) {
		wp_send_json_error();
	}

	if ( empty( $_REQUEST['attachments'] ) || empty( $_REQUEST['attachments'][ $id ] ) ) {
		wp_send_json_error();
	}

	$attachment_data = $_REQUEST['attachments'][ $id ];

	check_ajax_referer( 'update-post_' . $id, 'nonce' );

	if ( ! current_user_can( 'edit_post', $id ) ) {
		wp_send_json_error();
	}

	$post = get_post( $id, ARRAY_A );

	if ( 'attachment' !== $post['post_type'] ) {
		wp_send_json_error();
	}

	/** This filter is documented in wp-admin/includes/media.php */
	$post = apply_filters( 'attachment_fields_to_save', $post, $attachment_data );

	if ( isset( $post['errors'] ) ) {
		$errors = $post['errors']; // @todo return me and display me!
		unset( $post['errors'] );
	}

	wp_update_post( $post );

	foreach ( get_attachment_taxonomies( $post ) as $taxonomy ) {
		if ( isset( $attachment_data[ $taxonomy ] ) ) {
			wp_set_object_terms( $id, array_map( 'trim', preg_split( '/,+/', $attachment_data[ $taxonomy ] ) ), $taxonomy, false );
		}
	}

	$attachment = wp_prepare_attachment_for_js( $id );

	if ( ! $attachment ) {
		wp_send_json_error();
	}

	wp_send_json_success( $attachment );
}
```

## История изменений

- 3.5.0 — Introduced.

## Связанные

Использует: [`wp_set_object_terms`](https://chugunov.pro/api-wordpress/functions/wp_set_object_terms/), [`wp_prepare_attachment_for_js`](https://chugunov.pro/api-wordpress/functions/wp_prepare_attachment_for_js/), [`get_attachment_taxonomies`](https://chugunov.pro/api-wordpress/functions/get_attachment_taxonomies/), [`wp_update_post`](https://chugunov.pro/api-wordpress/functions/wp_update_post/), [`current_user_can`](https://chugunov.pro/api-wordpress/functions/current_user_can/), [`check_ajax_referer`](https://chugunov.pro/api-wordpress/functions/check_ajax_referer/), [`wp_send_json_error`](https://chugunov.pro/api-wordpress/functions/wp_send_json_error/), [`absint`](https://chugunov.pro/api-wordpress/functions/absint/), [`wp_send_json_success`](https://chugunov.pro/api-wordpress/functions/wp_send_json_success/), [`apply_filters`](https://chugunov.pro/api-wordpress/functions/apply_filters/), [`get_post`](https://chugunov.pro/api-wordpress/functions/get_post/).

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