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319 lines
8.2 KiB
PHP
319 lines
8.2 KiB
PHP
<?php
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/**
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* The frontend code of the Schema module.
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*
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* @since 1.4.3
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* @package RankMath
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* @subpackage RankMath\Schema
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* @author Rank Math <support@rankmath.com>
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*/
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namespace RankMath\Schema;
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use RankMath\Helper;
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use RankMath\Traits\Hooker;
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use RankMath\Helpers\Str;
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defined( 'ABSPATH' ) || exit;
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/**
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* Frontend class.
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*/
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class Frontend {
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use Hooker;
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/**
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* Hold post object.
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*
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* @var WP_Post
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*/
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public $post = null;
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/**
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* Hold post ID.
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*
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* @var ID
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*/
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public $post_id = 0;
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/**
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* The Constructor.
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*/
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public function __construct() {
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if ( Helper::is_divi_frontend_editor() ) {
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return;
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}
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$this->action( 'rank_math/json_ld', 'add_schema', 10, 2 );
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$this->action( 'rank_math/json_ld', 'connect_schema_entities', 99, 2 );
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$this->filter( 'rank_math/snippet/rich_snippet_event_entity', 'validate_event_schema', 11, 2 );
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$this->filter( 'rank_math/snippet/rich_snippet_article_entity', 'add_name_property', 11, 2 );
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$this->action( 'rank_math/schema/validated_data', 'remove_person_entity', 999 );
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new Opengraph();
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}
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/**
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* Output schema data for a post.
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*
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* @param array $data Array of json-ld data.
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* @param JsonLD $jsonld Instance of jsonld.
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*
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* @return array
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*/
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public function add_schema( $data, $jsonld ) {
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if ( ! is_singular() || post_password_required() ) {
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return $data;
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}
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global $post;
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$schemas = array_filter(
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DB::get_schemas( $post->ID ),
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function( $schema ) {
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return ! in_array( $schema['@type'], [ 'WooCommerceProduct', 'EDDProduct' ], true );
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}
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);
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// Check & Unpublish the JobPosting post.
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DB::unpublish_jobposting_post( $jsonld, $schemas );
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$schemas = $jsonld->replace_variables( $schemas, [], $data );
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$schemas = $jsonld->filter( $schemas, $jsonld, $data );
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return array_merge( $data, $schemas );
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}
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/**
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* Connect different schema entities using isPartOf & publisher properties.
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*
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* @param array $schemas Array of json-ld data.
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* @param JsonLD $jsonld Instance of jsonld.
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*
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* @return array
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*/
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public function connect_schema_entities( $schemas, $jsonld ) {
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if ( empty( $schemas ) ) {
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return $schemas;
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}
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$jsonld->parts['canonical'] = ! empty( $jsonld->parts['canonical'] ) ? $jsonld->parts['canonical'] : \RankMath\Paper\Paper::get()->get_canonical();
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$schema_types = [];
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foreach ( $schemas as $id => $schema ) {
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if ( ! Str::starts_with( 'schema-', $id ) && 'richSnippet' !== $id ) {
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continue;
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}
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$schema_types[] = $schema['@type'];
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$this->connect_properties( $schema, $id, $jsonld, $schemas );
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$this->add_main_entity_of_page( $schema, $jsonld );
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$schemas[ $id ] = $schema;
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}
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return $this->change_webpage_entity( $schemas, $schema_types );
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}
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/**
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* Add name property to the Article schema.
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*
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* @since 1.0.61
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*
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* @param array $schema Snippet Data.
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* @return array
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*/
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public function add_name_property( $schema ) {
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if ( empty( $schema['headline'] ) ) {
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return $schema;
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}
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$schema['name'] = $schema['headline'];
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if ( ! isset( $schema['articleSection'] ) ) {
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global $post;
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$schema['articleSection'] = Helper::replace_vars( '%primary_taxonomy_terms%', $post );
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}
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return $schema;
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}
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/**
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* Add timezone to startDate field.
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*
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* @param array $schema Event schema Data.
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* @return array
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*/
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public function validate_event_schema( $schema ) {
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if ( ! empty( $schema['startDate'] ) ) {
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$start_date = date_i18n( 'Y-m-d H:i:sP', strtotime( $schema['startDate'] ) );
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$schema['startDate'] = str_replace( ' ', 'T', $start_date );
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}
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if ( ! empty( $schema['endDate'] ) ) {
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$end_date = date_i18n( 'Y-m-d H:i:sP', strtotime( $schema['endDate'] ) );
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$schema['endDate'] = str_replace( ' ', 'T', $end_date );
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}
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return $schema;
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}
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/**
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* Connect schema properties.
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*
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* @param array $schema Schema Entity.
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* @param string $id Schema Entity ID.
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* @param JsonLD $jsonld JsonLD Instance.
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* @param array $schemas Array of json-ld data.
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*/
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private function connect_properties( &$schema, $id, $jsonld, $schemas ) {
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if ( isset( $schema['isCustom'] ) ) {
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unset( $schema['isCustom'] );
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return;
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}
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// Remove empty ImageObject.
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if ( isset( $schema['image'] ) && empty( $schema['image']['url'] ) && ! is_array( $schema['image'] ) ) {
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unset( $schema['image'] );
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}
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$jsonld->parts['canonical'] = ! empty( $jsonld->parts['canonical'] ) ? $jsonld->parts['canonical'] : \RankMath\Paper\Paper::get()->get_canonical();
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$schema['@id'] = $jsonld->parts['canonical'] . '#' . $id;
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$types = array_map( 'strtolower', (array) $schema['@type'] );
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foreach ( $types as $type ) {
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$is_event = Str::contains( 'event', $type );
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// Add publisher entity @id in the organizer property of Event schema.
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if ( $is_event ) {
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$jsonld->add_prop( 'publisher', $schema, 'organizer', $schemas );
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}
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$props = [
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'is_part_of' => [
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'key' => 'webpage',
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'value' => ! in_array( $type, [ 'jobposting', 'musicgroup', 'person', 'product', 'productgroup', 'restaurant', 'service' ], true ) && ! $is_event,
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],
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'publisher' => [
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'key' => 'publisher',
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'value' => ! in_array( $type, [ 'jobposting', 'musicgroup', 'person', 'product', 'productgroup', 'restaurant', 'service' ], true ) && ! $is_event,
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],
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'thumbnail' => [
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'key' => 'image',
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'value' => ! in_array( $type, [ 'videoobject' ], true ) || isset( $schema['image'] ),
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],
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'language' => [
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'key' => 'inLanguage',
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'value' => ! in_array( $type, [ 'person', 'service', 'restaurant', 'product', 'productgroup', 'musicgroup', 'musicalbum', 'jobposting' ], true ),
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],
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];
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if ( isset( $schema['image'] ) && 'product' === $type && is_array( $schema['image'] ) ) {
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$props['thumbnail']['value'] = false;
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}
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foreach ( $props as $prop => $data ) {
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if ( ! $data['value'] ) {
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continue;
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}
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$jsonld->add_prop( $prop, $schema, $data['key'], $schemas );
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}
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}
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}
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/**
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* Add mainEntityOfPage property to Primary schema entity.
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*
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* @param array $schema Schema Entity.
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* @param JsonLD $jsonld JsonLD Instance.
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*/
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private function add_main_entity_of_page( &$schema, $jsonld ) {
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if ( ! isset( $schema['isPrimary'] ) ) {
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return;
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}
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if ( ! empty( $schema['isPrimary'] ) ) {
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$schema['mainEntityOfPage'] = [ '@id' => $jsonld->parts['canonical'] . '#webpage' ];
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}
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unset( $schema['isPrimary'] );
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}
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/**
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* Remove Person entity if it is not referenced in any other entities.
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*
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* @param array $data Array of json-ld data.
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*
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* @return array
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*/
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public function remove_person_entity( $data ) {
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if ( empty( $data['ProfilePage'] ) || empty( $data['ProfilePage']['@id'] ) || ! is_singular() ) {
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return $data;
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}
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if ( function_exists( 'bp_is_user' ) && bp_is_user() ) {
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return $data;
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}
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$temp_data = $data;
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$id = $temp_data['ProfilePage']['@id'];
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$ids = [];
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unset( $temp_data['ProfilePage'] );
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array_walk_recursive(
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$temp_data,
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function( $value, $key ) use ( &$ids, $id ) {
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if ( '@id' === $key && $value === $id ) {
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$ids[] = $value;
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}
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}
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);
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if ( empty( $ids ) ) {
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unset( $data['ProfilePage'] );
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}
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return $data;
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}
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/**
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* Change WebPage entity type depending on the schemas on the page.
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*
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* @param array $schemas Schema data.
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* @param array $types Schema types.
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*
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* @return array
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*/
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private function change_webpage_entity( $schemas, $types ) {
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if ( in_array( 'Product', $types, true ) ) {
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$schemas['WebPage']['@type'] = 'ItemPage';
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}
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if ( isset( $schemas['howto'] ) && ! empty( $schemas['WebPage'] ) ) {
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$schemas['howto']['mainEntityOfPage'] = [ '@id' => $schemas['WebPage']['@id'] ];
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}
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$faq_data = array_map(
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function( $schema ) {
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return isset( $schema['@type'] ) && 'FAQPage' === $schema['@type'];
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},
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$schemas
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);
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$faq_key = is_array( $faq_data ) && ! empty( $faq_data ) ? key( array_filter( $faq_data ) ) : '';
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if ( ! $faq_key ) {
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return $schemas;
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}
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if ( in_array( $faq_key, array_keys( $schemas ), true ) ) {
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$schemas['WebPage']['@type'] =
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! empty( $types )
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? array_merge( (array) $schemas['WebPage']['@type'], [ 'FAQPage' ] )
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: 'FAQPage';
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$schemas['WebPage']['mainEntity'] = $schemas[ $faq_key ]['mainEntity'];
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unset( $schemas[ $faq_key ] );
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}
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return $schemas;
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}
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}
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