Adds max-image-preview:large to the robots meta tag.

This directive tells web robots that large image previews are allowed to be displayed, e.g. in search engines, unless the blog is marked as not being public.

Typical usage is as a ‘wp_robots’ callback:

add_filter( 'wp_robots', 'wp_robots_max_image_preview_large' );

$robots array Required

Associative array of robots directives.

array Filtered robots directives.

File: wp-includes/robots-template.php. View all references

function wp_robots_max_image_preview_large( array $robots ) {
	if ( get_option( 'blog_public' ) ) {
		$robots['max-image-preview'] = 'large';
	}
	return $robots;
}