154 lines
4.0 KiB
PHP
154 lines
4.0 KiB
PHP
<?php
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/**
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* Output Opengraph tags for specific schema types.
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*
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* @since 1.0.56
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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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defined( 'ABSPATH' ) || exit;
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/**
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* Opengraph class.
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*/
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class Opengraph {
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use Hooker;
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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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$this->action( 'rank_math/opengraph/facebook', 'add_schema_tags', 90 );
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}
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/**
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* Output the schema opengraph tags.
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*
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* @param OpenGraph $opengraph The current opengraph network object.
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*/
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public function add_schema_tags( $opengraph ) {
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if ( ! is_singular() ) {
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return;
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}
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$schemas = $this->get_schemas();
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if ( empty( $schemas ) ) {
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return;
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}
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$hash = [
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'VideoObject' => 'video',
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'Product' => 'product',
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'Article' => 'article',
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'NewsArticle' => 'article',
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'BlogPosting' => 'article',
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];
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foreach ( $schemas as $schema ) {
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$method = $hash[ $schema['@type'] ];
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$this->$method( $schema, $opengraph );
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}
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}
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/**
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* Function to get schema data.
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*/
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private function get_schemas() {
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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 ! empty( $schema['@type'] ) && in_array( $schema['@type'], [ 'Article', 'NewsArticle', 'BlogPosting', 'Product', 'VideoObject' ], true );
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}
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);
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if ( ! empty( $schemas ) ) {
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return $schemas;
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}
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$default_schema = Helper::get_default_schema_type( $post->ID, true, false );
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if ( ! in_array( $default_schema, [ 'Article', 'BlogPosting', 'NewsArticle' ], true ) ) {
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return false;
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}
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return [
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[
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'@type' => $default_schema,
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'datePublished' => '%date(Y-m-d\TH:i:sP)%',
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'dateModified' => '%modified(Y-m-d\TH:i:sP)%',
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],
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];
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}
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/**
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* Output Video Schema tags.
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*
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* @param array $schema Schema Data.
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* @param OpenGraph $opengraph The current opengraph network object.
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*/
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private function video( $schema, $opengraph ) {
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$video_url = ! empty( $schema['contentUrl'] ) ? $schema['contentUrl'] : ( ! empty( $schema['embedUrl'] ) ? $schema['embedUrl'] : '' );
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if ( ! $video_url ) {
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return;
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}
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$opengraph->tag( 'og:video', $video_url );
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if ( ! empty( $schema['duration'] ) ) {
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global $post;
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$opengraph->tag( 'video:duration', Helper::duration_to_seconds( Helper::replace_vars( $schema['duration'], $post ) ) );
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}
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}
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/**
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* Output Product Schema tags.
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*
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* @param array $schema Schema Data.
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* @param OpenGraph $opengraph The current opengraph network object.
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*/
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public function product( $schema, $opengraph ) {
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if ( isset( $schema['brand'], $schema['brand']['name'] ) ) {
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$opengraph->tag( 'product:brand', $schema['brand']['name'] );
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}
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$tags = [
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'product:price:amount' => ! empty( $schema['offers']['price'] ) ? $schema['offers']['price'] : '',
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'product:price:currency' => ! empty( $schema['offers']['priceCurrency'] ) ? $schema['offers']['priceCurrency'] : '',
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'product:availability' => ! empty( $schema['offers']['availability'] ) && 'instock' === $schema['offers']['availability'] ? 'instock' : '',
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];
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foreach ( $tags as $tag => $value ) {
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$opengraph->tag( $tag, $value );
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}
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}
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/**
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* Output Article Schema tags.
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*
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* @param array $schema Schema Data.
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* @param OpenGraph $opengraph The current opengraph network object.
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*/
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private function article( $schema, $opengraph ) {
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if ( empty( $schema['datePublished'] ) || empty( $schema['dateModified'] ) ) {
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return;
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}
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global $post;
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$pub = '%date(Y-m-dTH:i:sP)%' === $schema['datePublished'] ? '%date(Y-m-d\TH:i:sP)%' : $schema['datePublished'];
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$mod = '%modified(Y-m-dTH:i:sP)%' === $schema['dateModified'] ? '%modified(Y-m-d\TH:i:sP)%' : $schema['dateModified'];
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$pub = Helper::replace_vars( $pub, $post );
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$mod = Helper::replace_vars( $mod, $post );
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$opengraph->tag( 'article:published_time', $pub );
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if ( $mod !== $pub ) {
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$opengraph->tag( 'article:modified_time', $mod );
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}
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}
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}
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