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Nama	Ukuran	Aksi
abstract-schema-piece.php	794 B	View DL Edit
article.php	7.16 MB	View DL Edit
author.php	2.95 MB	View DL Edit
breadcrumb.php	5.05 MB	View DL Edit
faq.php	2.88 MB	View DL Edit
howto.php	4.98 MB	View DL Edit
main-image.php	1.14 MB	View DL Edit
organization.php	2.38 MB	View DL Edit
person.php	9.09 MB	View DL Edit
webpage.php	4.55 MB	View DL Edit
website.php	2.6 MB	View DL Edit

Edit file: /home/mhhtmff/www/site/wp-content/plugins/wordpress-seo/src/generators/schema/breadcrumb.php

<?php

namespace Yoast\WP\SEO\Generators\Schema;

use Yoast\WP\SEO\Config\Schema_IDs;

/**
 * Returns schema Breadcrumb data.
 */
class Breadcrumb extends Abstract_Schema_Piece {

/**
	 * Determine if we should add a breadcrumb attribute.
	 *
	 * @return bool
	 */
	public function is_needed() {
		if ( $this->context->indexable->object_type === 'unknown' ) {
			return false;
		}

if ( $this->context->indexable->object_type === 'system-page' && $this->context->indexable->object_sub_type === '404' ) {
			return false;
		}

return true;
	}

/**
	 * Returns Schema breadcrumb data to allow recognition of page's position in the site hierarchy.
	 *
	 * @link https://developers.google.com/search/docs/data-types/breadcrumb
	 *
	 * @return bool|array Array on success, false on failure.
	 */
	public function generate() {
		$breadcrumbs   = $this->context->presentation->breadcrumbs;
		$list_elements = [];

// In case of pagination, replace the last breadcrumb, because it only contains "Page [number]" and has no URL.
		if (
			(
				$this->helpers->current_page->is_paged()
				|| $this->context->indexable->number_of_pages > 1
			) && (
				// Do not replace the last breadcrumb on static post pages.
				! $this->helpers->current_page->is_static_posts_page()
				// Do not remove the last breadcrumb if only one exists (bugfix for custom paginated frontpages).
				&& \count( $breadcrumbs ) > 1
			)
		) {
			\array_pop( $breadcrumbs );
		}

// Only output breadcrumbs that are not hidden.
		$breadcrumbs = \array_filter( $breadcrumbs, [ $this, 'not_hidden' ] );

\reset( $breadcrumbs );

/*
		 * Check whether at least one of the breadcrumbs is broken.
		 * If so, do not output anything.
		 */
		foreach ( $breadcrumbs as $breadcrumb ) {
			if ( $this->is_broken( $breadcrumb ) ) {
				return false;
			}
		}

// Create the last breadcrumb.
		$last_breadcrumb = \array_pop( $breadcrumbs );
		$breadcrumbs[]   = $this->format_last_breadcrumb( $last_breadcrumb );

// If this is a static front page, prevent nested pages from creating a trail.
		if ( $this->helpers->current_page->is_home_static_page() ) {

// Check if we're dealing with a nested page.
			if ( \count( $breadcrumbs ) > 1 ) {

// Store the breadcrumbs home variable before dropping the parent page from the Schema.
				$breadcrumbs_home = $breadcrumbs[0]['text'];
				$breadcrumbs      = [ \array_pop( $breadcrumbs ) ];

// Make the child page show the breadcrumbs home variable rather than its own title.
				$breadcrumbs[0]['text'] = $breadcrumbs_home;
			}
		}

$breadcrumbs = \array_filter( $breadcrumbs, [ $this, 'not_empty_text' ] );
		$breadcrumbs = \array_values( $breadcrumbs );

// Create intermediate breadcrumbs.
		foreach ( $breadcrumbs as $index => $breadcrumb ) {
			$list_elements[] = $this->create_breadcrumb( $index, $breadcrumb );
		}

return [
			'@type'           => 'BreadcrumbList',
			'@id'             => $this->context->canonical . Schema_IDs::BREADCRUMB_HASH,
			'itemListElement' => $list_elements,
		];
	}

/**
	 * Returns a breadcrumb array.
	 *
	 * @param int   $index      The position in the list.
	 * @param array $breadcrumb The position in the list.
	 *
	 * @return array A breadcrumb listItem.
	 */
	private function create_breadcrumb( $index, $breadcrumb ) {
		$crumb = [
			'@type'    => 'ListItem',
			'position' => ( $index + 1 ),
			'name'     => $this->helpers->schema->html->smart_strip_tags( $breadcrumb['text'] ),
		];

if ( ! empty( $breadcrumb['url'] ) ) {
			$crumb['item'] = $breadcrumb['url'];
		}

return $crumb;
	}

/**
	 * Creates the last breadcrumb in the breadcrumb list, omitting the URL per Google's spec.
	 *
	 * @link https://developers.google.com/search/docs/data-types/breadcrumb
	 *
	 * @param array $breadcrumb The position in the list.
	 *
	 * @return array The last of the breadcrumbs.
	 */
	private function format_last_breadcrumb( $breadcrumb ) {
		unset( $breadcrumb['url'] );

return $breadcrumb;
	}

/**
	 * Tests if the breadcrumb is broken.
	 * A breadcrumb is considered broken:
	 * - when it is not an array.
	 * - when it has no URL or text.
	 *
	 * @param array $breadcrumb The breadcrumb to test.
	 *
	 * @return bool `true` if the breadcrumb is broken.
	 */
	private function is_broken( $breadcrumb ) {
		// A breadcrumb is broken if it is not an array.
		if ( ! \is_array( $breadcrumb ) ) {
			return true;
		}

// A breadcrumb is broken if it does not contain a URL or text.
		if ( ! \array_key_exists( 'url', $breadcrumb ) || ! \array_key_exists( 'text', $breadcrumb ) ) {
			return true;
		}

return false;
	}

/**
	 * Checks whether the breadcrumb is not set to be hidden.
	 *
	 * @param array $breadcrumb The breadcrumb array.
	 *
	 * @return bool If the breadcrumb should not be hidden.
	 */
	private function not_hidden( $breadcrumb ) {
		return empty( $breadcrumb['hide_in_schema'] );
	}

/**
	 * Checks whether the breadcrumb has a not empty text.
	 *
	 * @param array $breadcrumb The breadcrumb array.
	 *
	 * @return bool If the breadcrumb has a not empty text.
	 */
	private function not_empty_text( $breadcrumb ) {
		return ! empty( $breadcrumb['text'] );
	}
}

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