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<?php
/**
* The Schema Shortcode
*
* @since 1.0.24
* @package RankMath
* @subpackage RankMath\Schema
* @author Rank Math <[email protected]>
*/
namespace RankMath\Schema;
use RankMath\Helper;
use RankMath\Traits\Hooker;
use RankMath\Traits\Shortcode;
use MyThemeShop\Helpers\Str;
use MyThemeShop\Helpers\Param;
defined( 'ABSPATH' ) || exit;
/**
* Snippet_Shortcode class.
*/
class Snippet_Shortcode {
use Hooker, Shortcode;
/**
* Post object.
*
* @var object
*/
private $post;
/**
* Schema data.
*
* @var array
*/
private $schema;
/**
* The Constructor.
*/
public function __construct() {
$this->add_shortcode( 'rank_math_rich_snippet', 'rich_snippet' );
$this->add_shortcode( 'rank_math_review_snippet', 'rich_snippet' );
if ( ! is_admin() ) {
$this->filter( 'the_content', 'output_schema_in_content', 11 );
}
if ( ! function_exists( 'register_block_type' ) ) {
return;
}
register_block_type(
'rank-math/rich-snippet',
[
'render_callback' => [ $this, 'rich_snippet' ],
'attributes' => [
'id' => [
'default' => '',
'type' => 'string',
],
'post_id' => [
'default' => '',
'type' => 'integer',
],
],
]
);
}
/**
* Schema shortcode.
*
* @param array $atts Optional. Shortcode arguments - currently only 'show'
* parameter, which is a comma-separated list of elements to show.
*
* @return string Shortcode output.
*/
public function rich_snippet( $atts ) {
$atts = shortcode_atts(
[
'id' => false,
'post_id' => Param::get( 'post_id' ) ? Param::get( 'post_id' ) : get_the_ID(),
'className' => '',
],
$atts,
'rank_math_rich_snippet'
);
if ( 'edit' === Param::get( 'context' ) ) {
rank_math()->variables->setup();
}
$data = $this->get_schema_data( $atts['id'], $atts['post_id'] );
if ( empty( $data ) || empty( $data['schema'] ) ) {
return esc_html__( 'No schema found.', 'rank-math' );
}
$post = get_post( $data['post_id'] );
$schemas = ! empty( $atts['id'] ) ? [ $data['schema'] ] : $data['schema'];
$html = '';
foreach ( $schemas as $schema ) {
$schema = $this->replace_variables( $schema, $post );
$schema = $this->do_filter( 'schema/shortcode/filter_attributes', $schema, $atts );
/**
* Change the Schema HTML output.
*
* @param string $unsigned HTML output.
* @param array $schema Schema data.
* @param WP_Post $post The post instance.
* @param Snippet_Shortcode $this Snippet_Shortcode instance.
*/
$html .= $this->do_filter( 'snippet/html', $this->get_snippet_content( $schema, $post, $atts ), $schema, $post, $this );
}
return $html;
}
/**
* Get Snippet content.
*
* @param array $schema Schema to replace.
* @param WP_Post $post Post schema attached to.
* @param array $atts Optional. Shortcode arguments - currently only 'show'
* parameter, which is a comma-separated list of elements to show.
*
* @return string Shortcode output.
*/
public function get_snippet_content( $schema, $post, $atts ) {
wp_enqueue_style( 'rank-math-review-snippet', rank_math()->assets() . 'css/rank-math-snippet.css', null, rank_math()->version );
$type = \strtolower( $schema['@type'] );
$type = preg_replace( '/[^a-z0-9_-]+/i', '', $type );
$this->post = $post;
$this->schema = $schema;
if ( in_array( $type, [ 'article', 'blogposting', 'newsarticle' ], true ) ) {
return;
}
if ( Str::ends_with( 'event', $type ) ) {
$type = 'event';
}
if ( 'resturant' === $type ) {
$type = 'restaurant';
}
$class = ! empty( $atts['className'] ) ? $atts['className'] : '';
ob_start();
?>
<div id="rank-math-rich-snippet-wrapper" class="<?php echo esc_attr( $class ); ?>">
<?php
$type = sanitize_file_name( $type );
$file = rank_math()->plugin_dir() . "includes/modules/schema/shortcode/$type.php";
if ( file_exists( $file ) ) {
include $file;
}
$this->do_action( 'snippet/after_schema_content', $this );
?>
</div>
<?php
return ob_get_clean();
}
/**
* Get field value.
*
* @param string $field_id Field id.
* @param mixed $default Default value.
* @return mixed
*/
public function get_field_value( $field_id, $default = null ) {
$array = $this->schema;
if ( isset( $array[ $field_id ] ) ) {
if ( isset( $array[ $field_id ]['@type'] ) ) {
unset( $array[ $field_id ]['@type'] );
}
return $array[ $field_id ];
}
foreach ( explode( '.', $field_id ) as $segment ) {
if ( ! is_array( $array ) || ! array_key_exists( $segment, $array ) ) {
return $default;
}
$array = $array[ $segment ];
}
return $array;
}
/**
* Get field.
*
* @param string $title Field title.
* @param string $field_id Field id to get value.
* @param string $convert_date Convert date value to proper format.
* @param mixed $default Default value.
*/
public function get_field( $title, $field_id, $convert_date = false, $default = null ) {
$value = $this->get_field_value( $field_id, $default );
if ( empty( $value ) ) {
return;
}
if ( $convert_date ) {
$value = Helper::convert_date( $value );
}
$this->output_field( $title, $value );
}
/**
* Get Opening hours data.
*
* @param string $field_id Field id to get value.
*/
public function get_opening_hours( $field_id ) {
$opening_hours = $this->get_field_value( $field_id );
if ( empty( $opening_hours ) ) {
return;
}
if ( count( array_filter( array_keys( $opening_hours ), 'is_string' ) ) > 0 ) {
$this->get_opening_hour( $opening_hours );
return;
}
echo '<div>';
echo '<strong>' . esc_html__( 'Opening Hours', 'rank-math' ) . '</strong><br />';
foreach ( $opening_hours as $opening_hour ) {
$this->get_opening_hour( $opening_hour );
}
echo '</div>';
}
/**
* Get Opening hours.
*
* @param array $opening_hour Opening hours data.
*/
public function get_opening_hour( $opening_hour ) {
$labels = [
'dayOfWeek' => esc_html__( 'Days', 'rank-math' ),
'opens' => esc_html__( 'Opening Time', 'rank-math' ),
'closes' => esc_html__( 'Closing Time', 'rank-math' ),
];
foreach ( $labels as $key => $label ) {
if ( empty( $opening_hour[ $key ] ) ) {
continue;
}
$this->output_field( $label, $opening_hour[ $key ] );
}
}
/**
* Get field.
*
* @param string $title Field title.
* @param mixed $value Field value.
*/
public function output_field( $title, $value ) {
?>
<p>
<strong><?php echo esc_html( $title ); // phpcs:ignore ?>: </strong>
<?php echo is_array( $value ) ? implode( ', ', $value ) : wp_kses_post( $value ); // phpcs:ignore ?>
</p>
<?php
}
/**
* Get title.
*/
public function get_title() {
if ( ! isset( $this->schema['name'] ) && ! isset( $this->schema['title'] ) ) {
return;
}
$title = isset( $this->schema['title'] ) ? $this->schema['title'] : $this->schema['name'];
$title = $title && '' !== $title ? $title : Helper::replace_vars( '%title%', $this->post );
?>
<h5 class="rank-math-title"><?php echo esc_html( $title ); // phpcs:ignore ?></h5>
<?php
}
/**
* Get description.
*
* @param string $description Schema description field.
*/
public function get_description( $description = 'description' ) {
$excerpt = Helper::replace_vars( '%excerpt%', $this->post );
if ( $description && '' !== $description ) {
$description = $this->get_field_value( $description );
}
$description = $description && '' !== $description ? $description : ( $excerpt ? $excerpt : Helper::get_post_meta( 'description', $this->post->ID ) );
?>
<p><?php echo wp_kses_post( do_shortcode( $description ) ); ?></p>
<?php
}
/**
* Get image.
*/
public function get_image() {
if ( ! isset( $this->schema['image'] ) ) {
return;
}
$image = Helper::get_thumbnail_with_fallback( $this->post->ID, 'medium' );
if ( empty( $image ) ) {
return;
}
?>
<div class="rank-math-review-image">
<img src="<?php echo esc_url( $image[0] ); ?>" />
</div>
<?php
}
/**
* Display nicely formatted reviews.
*
* @param string $field_id Field id to get value.
*/
public function show_ratings( $field_id = 'review.reviewRating.ratingValue' ) {
$rating = (float) $this->get_field_value( $field_id );
if ( empty( $rating ) ) {
return;
}
$best_rating = (int) $this->get_field_value( 'review.reviewRating.bestRating', 5 );
?>
<div class="rank-math-total-wrapper">
<strong><?php echo $this->do_filter( 'review/text', esc_html__( 'Editor\'s Rating:', 'rank-math' ) ); // phpcs:ignore ?></strong><br />
<span class="rank-math-total"><?php echo $rating; // phpcs:ignore ?></span>
<div class="rank-math-review-star">
<div class="rank-math-review-result-wrapper">
<?php echo \str_repeat( '<i class="rank-math-star"></i>', $best_rating ); // phpcs:ignore ?>
<div class="rank-math-review-result" style="width:<?php echo ( $rating * ( 100 / $best_rating ) ); // phpcs:ignore ?>%;">
<?php echo \str_repeat( '<i class="rank-math-star"></i>', $best_rating ); // phpcs:ignore ?>
</div>
</div>
</div>
</div>
<?php
}
/**
* Add schema data in the content.
*
* @param string $content Post content.
* @return string
*
* @since 1.0.12
*/
public function output_schema_in_content( $content ) {
if ( ! is_singular() ) {
return $content;
}
$schemas = $this->get_schemas();
if ( empty( $schemas ) ) {
return $content;
}
foreach ( $schemas as $schema ) {
$location = $this->get_content_location( $schema );
if ( false === $location || 'custom' === $location ) {
continue;
}
$review = do_shortcode( '[rank_math_rich_snippet id="' . $schema['metadata']['shortcode'] . '"]' );
if ( in_array( $location, [ 'top', 'both' ], true ) ) {
$content = $review . $content;
}
if ( in_array( $location, [ 'bottom', 'both' ], true ) && $this->can_add_multi_page() ) {
$content .= $review;
}
}
return $content;
}
/**
* Get schema data by shortcode/post ID.
*
* @param string $shortcode_id Schema shortcode ID.
* @param string $post_id Post ID.
* @return array
*/
private function get_schema_data( $shortcode_id, $post_id = false ) {
if ( ! empty( $shortcode_id ) && is_string( $shortcode_id ) ) {
return DB::get_schema_by_shortcode_id( $shortcode_id );
}
if ( ! $post_id ) {
$post_id = Param::get( 'post_id' ) ? Param::get( 'post_id' ) : get_the_ID();
}
$data = DB::get_schemas( $post_id );
return empty( $data ) ? false : [
'post_id' => $post_id,
'schema' => $data,
];
}
/**
* Function to replace variables used in Schema fields.
*
* @param array $schemas Schema to replace.
* @param WP_Post $post Post schema attached to.
* @return array
*/
private function replace_variables( $schemas, $post ) {
if ( ! is_array( $schemas ) && ! is_object( $schemas ) ) {
return [];
}
$new_schemas = [];
foreach ( $schemas as $key => $schema ) {
if ( 'metadata' === $key ) {
continue;
}
if ( is_array( $schema ) ) {
$new_schemas[ $key ] = $this->replace_variables( $schema, $post );
continue;
}
$new_schemas[ $key ] = Str::contains( '%', $schema ) ? Helper::replace_seo_fields( $schema, $post ) : $schema;
}
return $new_schemas;
}
/**
* Check if we can inject the review in the content.
*
* @param array $schema Schema Data.
*
* @return boolean|string
*/
private function get_content_location( $schema ) {
$location = ! empty( $schema['metadata']['shortcode'] ) && isset( $schema['metadata']['reviewLocation'] ) ? $schema['metadata']['reviewLocation'] : false;
return $this->do_filter( 'snippet/review/location', $location );
}
/**
* Get schema data to show in the content.
*
* @return boolean|array
*
* @since 1.0.59
*/
private function get_schemas() {
/**
* Filter: Allow disabling the review display.
*
* @param bool $return True to disable.
*/
if ( ! is_main_query() || ! in_the_loop() || $this->do_filter( 'snippet/review/hide_data', false ) ) {
return false;
}
$schemas = $this->get_schema_data( false );
if ( empty( $schemas ) ) {
return false;
}
return array_filter(
$schemas['schema'],
function( $schema ) {
return ! empty( $schema['metadata']['reviewLocation'] );
}
);
}
/**
* Check if we can add content if multipage.
*
* @return bool
*/
private function can_add_multi_page() {
global $multipage, $numpages, $page;
return ( ! $multipage || $page === $numpages );
}
}