Listify JSON-LD - Full version

functions.php

//To be put in the child theme functions.php 
apply_filters( 'listify_get_listing_jsonld', 'my_listify_get_listing_jsonld' );
 function my_listify_get_listing_jsonld($markup, $listing) {
 
 		$markup = array();

		$location_data = $listing->get_location_data();

		$markup = array(
			'@context' => 'http://schema.org',
			'@type' => 'Place',
			'@id' => $listing->get_permalink(),
			'name' => $listing->get_title(),
			'description' => $listing->get_short_description(),
			'url' => array(
				'@type' => 'URL',
				'@id' => $listing->get_permalink(),
			),
			'hasMap' => $listing->get_map_url(),
		);

		// Location.
		if ( $location_data['address_1'] ) {
			$markup['address'] = array(
				'@type' => 'PostalAddress',
			);

			if ( '' !== $location_data['city'] ) {
				$markup['address']['addressLocality'] = $location_data['city'];
			}

			if ( '' !== $location_data['state'] ) {
				$markup['address']['addressRegion'] = $location_data['state'];
			}

			if ( '' !== $location_data['postcode'] ) {
				$markup['address']['postalCode'] = $location_data['postcode'];
			}

			if ( '' !== $location_data['full_country'] ) {
				$markup['address']['addressCountry'] = array(
					'@type' => 'Text',
					'@id' => $location_data['full_country'],
				);
			}

			if ( '' !== $location_data['address_1'] ) {
				$markup['address']['streetAddress'] = $location_data['address_1'] . ( '' !== $location_data['address_2'] ? ( ' ' . $location_data['address_2'] ) : '' );
			}
		}

		// Geolocation.
		if ( $listing->get_lat() ) {
			$markup['geo'] = array(
				'@type' => 'GeoCoordinates',
				'latitude' => $listing->get_lat(),
				'longitude' => $listing->get_lng(),
			);
		}

		// Ratings.
		if ( 0 !== $listing->get_rating_count() ) {
			$markup['aggregateRating'] = array(
				'@type'       => 'AggregateRating',
				'ratingValue' => $listing->get_rating_average(),
				'ratingCount' => absint( $listing->get_rating_count() ),
				'bestRating'  => absint( $listing->get_rating_best() ),
				'worstRating' => absint( $listing->get_rating_worst() ),
			);
		}

		// Image.
		$image = wp_get_attachment_image_src( get_post_thumbnail_id( $listing->get_id() ) );

		if ( false !== $image ) {
			$markup['image'] = array(
				'@type' => 'URL',
				'@id' => $image[0],
			);
		}

		// Logo.
		$logo = $listing->get_secondary_image();

		if ( false !== $logo ) {
			$markup['logo'] = array(
				'@type' => 'URL',
				'@id' => $logo,
			);
		}

		// Main entity.
		if ( $listing->get_url() ) {
			$markup['mainEntityOfPage'] = array(
				'@type' => 'WebPage',
				'@id' => $listing->get_url(),
			);
		}
 
	return $markup; 
 }