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

Description

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' );

Parameters

$robotsarrayrequired

Associative array of robots directives.

Return

Source

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

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