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функция не описана

Yoast\WP\SEO\Generators\Schema

Main_Image::generate() public Yoast 1.0

Adds a main image for the current URL to the schema if there is one.

This can be either a social image (Open Graph or Twitter), the featured image, or fall back to the first image in the content of the page.

{} Это метод класса: Main_Image{}

Хуков нет.

Возвращает

false|Массив. Image Schema.

Использование

$Main_Image = new Main_Image();
$Main_Image->generate();

Код Main_Image::generate() Yoast 17.1

public function generate() {
	$image_id = $this->context->canonical . Schema_IDs::PRIMARY_IMAGE_HASH;

	// The Open Graph image.
	if ( isset( $this->context->indexable->open_graph_image_id ) && $this->context->indexable->open_graph_image_source === 'set-by-user' ) {
		return $this->helpers->schema->image->generate_from_attachment_id( $image_id, $this->context->indexable->open_graph_image_id );
	}

	// The Twitter image.
	if ( isset( $this->context->indexable->twitter_image_id ) && $this->context->indexable->twitter_image_source === 'set-by-user' ) {
		return $this->helpers->schema->image->generate_from_attachment_id( $image_id, $this->context->indexable->twitter_image_id );
	}

	// The featured image.
	if ( $this->context->main_image_id ) {
		return $this->helpers->schema->image->generate_from_attachment_id( $image_id, $this->context->main_image_id );
	}

	// The first image in the content.
	if ( $this->context->main_image_url ) {
		return $this->helpers->schema->image->generate_from_url( $image_id, $this->context->main_image_url );
	}

	return false;
}