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wp_ajax_save_attachment_order()

Ajax handler for saving the attachment order.

Source

File: wp-admin/includes/ajax-actions.php

function wp_ajax_save_attachment_order() {
	if ( ! isset( $_REQUEST['post_id'] ) ) {
		wp_send_json_error();
	}

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

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

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

	$attachments = $_REQUEST['attachments'];

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

	foreach ( $attachments as $attachment_id => $menu_order ) {
		if ( ! current_user_can( 'edit_post', $attachment_id ) ) {
			continue;
		}

		$attachment = get_post( $attachment_id );

		if ( ! $attachment ) {
			continue;
		}

		if ( 'attachment' !== $attachment->post_type ) {
			continue;
		}

		wp_update_post(
			array(
				'ID'         => $attachment_id,
				'menu_order' => $menu_order,
			)
		);
	}

	wp_send_json_success();
}

Changelog

Version Description
3.5.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/wp_ajax_save_attachment_order