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<?php
/**
* Stuctured Data
*
* @package wp-freeio
* @author Habq
* @license GNU General Public License, version 3
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
class WP_Freeio_Structured_Data {
public static function init() {
add_action( 'wp_footer', array( __CLASS__, 'output_structured_data' ) );
}
public static function output_structured_data() {
if ( ! is_single() ) {
return;
}
global $post;
if ( ! self::output_job_listing_structured_data($post->ID) ) {
return;
}
$structured_data = self::get_job_listing_structured_data($post->ID);
if ( ! empty( $structured_data ) ) {
echo '<!-- WP Freeio Structured Data -->' . "\r\n";
echo '<script type="application/ld+json">' . self::esc_json( wp_json_encode( $structured_data ), true ) . '</script>';
}
}
public static function output_job_listing_structured_data( $post = null ) {
$post = get_post( $post );
if ( ! $post || 'job_listing' !== $post->post_type ) {
return false;
}
$filled = WP_Freeio_Job_Listing::get_post_meta($post->ID, 'filled', true);
$output_structured_data = !$filled && 'publish' === $post->post_status;
return apply_filters( 'wp_freeio_output_job_listing_structured_data', $output_structured_data, $post );
}
/**
* Gets the structured data for the job listing.
* @see https://developers.google.com/search/docs/data-types/job-postings
*
*/
public static function get_job_listing_structured_data( $post = null ) {
$post = get_post( $post );
if ( ! $post || 'job_listing' !== $post->post_type ) {
return false;
}
$data = array();
$data['@context'] = 'http://schema.org/';
$data['@type'] = 'JobPosting';
$data['datePosted'] = get_post_time( 'c', false, $post );
$job_expires = get_post_meta( $post->ID, '_job_expires', true );
if ( ! empty( $job_expires ) ) {
$data['validThrough'] = date( 'c', strtotime( $job_expires ) );
}
$data['title'] = wp_strip_all_tags( get_the_title( $post ) );
$data['description'] = apply_filters( 'the_content', $post->post_content );
$employment_types = self::get_job_employment_types($post);
if ( ! empty( $employment_types ) ) {
$data['employmentType'] = $employment_types;
}
$data['hiringOrganization'] = array();
$data['hiringOrganization']['@type'] = 'Organization';
$data['hiringOrganization']['name'] = self::get_company_name( $post );
$company_website = self::get_company_website( $post );
if ( $company_website ) {
$data['hiringOrganization']['sameAs'] = $company_website;
$data['hiringOrganization']['url'] = $company_website;
}
$company_logo = self::get_company_logo( $post, 'full' );
if ( $company_logo ) {
$data['hiringOrganization']['logo'] = $company_logo;
}
$data['identifier'] = array();
$data['identifier']['@type'] = 'PropertyValue';
$data['identifier']['name'] = self::get_company_name( $post );
$data['identifier']['value'] = get_the_guid( $post );
$meta_obj = WP_Freeio_Job_Listing_Meta::get_instance($post->ID);
if ( $meta_obj->check_post_meta_exist('location') ) {
$locations = get_the_terms( $post->ID, 'location' );
$locations_list = array();
if ( !empty( $locations ) && !is_wp_error( $locations ) ) {
foreach ( $locations as $term ) {
$locations_list[] = $term->name;
}
$data['jobLocation'] = array();
$data['jobLocation']['@type'] = 'Place';
$data['jobLocation']['address'] = implode(', ', $locations_list);
}
}
$location = self::get_job_location( $post );
if ( ! empty( $location ) ) {
$data['jobLocation'] = array();
$data['jobLocation']['@type'] = 'Place';
$data['jobLocation']['address'] = self::get_location_structured_data( $post );
if ( empty($data['jobLocation']['address']) ) {
$data['jobLocation']['address'] = $location;
}
}
$min_salary = WP_Freeio_Job_Listing::get_post_meta( $post->ID, 'salary', true );
$max_salary = WP_Freeio_Job_Listing::get_post_meta( $post->ID, 'max_salary', true );
$symbol = wp_freeio_get_option('custom_symbol');
if ( empty($symbol) ) {
$currency = wp_freeio_get_option('currency', 'USD');
$symbol = WP_Freeio_Price::currency_symbol($currency);
}
$salary_type = WP_Freeio_Job_Listing::get_post_meta( $post->ID, 'salary_type', true );
$unitText = '';
switch ($salary_type) {
case 'yearly':
$unitText = 'YEAR';
break;
case 'monthly':
$unitText = 'MONTH';
break;
case 'weekly':
$unitText = 'WEEK';
break;
case 'hourly':
$unitText = 'HOUR';
break;
}
$data['baseSalary']['@type'] = 'MonetaryAmount';
$data['baseSalary']['currency'] = !empty($symbol) ? $symbol : 'USD';
$data['baseSalary']['value']['@type'] = 'QuantitativeValue';
$data['baseSalary']['value']['minValue'] = $min_salary;
$data['baseSalary']['value']['maxValue'] = $max_salary;
$data['baseSalary']['value']['value'] = $min_salary;
$data['baseSalary']['value']['unitText'] = $unitText;
// expired
$expiry_date = WP_Freeio_Job_Listing::get_post_meta( $post->ID, 'expiry_date', true );
if ( $expiry_date ) {
$data['validThrough'] = $expiry_date;
}
return apply_filters( 'wp_freeio_get_job_listing_structured_data', $data, $post );
}
public static function get_location_structured_data( $post ) {
$mapping = array();
$mapping['streetAddress'] = array( 'house_number', 'road' );
$mapping['addressLocality'] = 'city';
$mapping['addressRegion'] = 'state';
$mapping['postalCode'] = 'postcode';
$mapping['addressCountry'] = 'country_code';
$address = array();
$address['@type'] = 'PostalAddress';
$properties = WP_Freeio_Job_Listing::get_post_meta( $post->ID, 'map_location_properties', true );
if ( !empty($properties) && is_array($properties) ) {
foreach ( $mapping as $schema_key => $geolocation_key ) {
if ( is_array( $geolocation_key ) ) {
$values = array();
foreach ( $geolocation_key as $sub_geo_key ) {
if ( ! empty( $properties[$sub_geo_key] ) ) {
$values[] = $properties[$sub_geo_key];
}
}
$value = implode( ' ', $values );
} else {
$value = ! empty( $properties[$geolocation_key] ) ? $properties[$geolocation_key] : '';
}
if ( ! empty( $value ) ) {
$address[ $schema_key ] = $value;
}
}
}
if ( 1 === count( $address ) ) {
$address = false;
}
return apply_filters( 'wp_freeio_get_location_structured_data', $address, $post );
}
public static function esc_json( $json, $html = false ) {
return _wp_specialchars(
$json,
$html ? ENT_NOQUOTES : ENT_QUOTES,
'UTF-8',
true
);
}
public static function get_company_name($post) {
$author_id = WP_Freeio_Job_Listing::get_author_id($post->ID);
$employer_id = WP_Freeio_User::get_employer_by_user_id($author_id);
if ( $employer_id ) {
return wp_strip_all_tags( get_the_title($employer_id) );
} else {
return '';
}
}
public static function get_company_website( $post = null ) {
$author_id = WP_Freeio_Job_Listing::get_author_id($post->ID);
$employer_id = WP_Freeio_User::get_employer_by_user_id($author_id);
if ( $employer_id ) {
$website = WP_Freeio_Employer::get_post_meta($employer_id, 'website', true);
if ( $website && ! strstr( $website, 'http:' ) && ! strstr( $website, 'https:' ) ) {
$website = 'http://' . $website;
}
return apply_filters( 'wp_freeio_the_company_website', $website, $post );
}
return '';
}
public static function get_company_logo( $post, $size = 'thumbnail' ) {
$author_id = WP_Freeio_Job_Listing::get_author_id($post->ID);
$employer_id = WP_Freeio_User::get_employer_by_user_id($author_id);
if ( $employer_id ) {
if ( has_post_thumbnail( $employer_id ) ) {
$src = wp_get_attachment_image_src( get_post_thumbnail_id( $employer_id ), $size );
return $src ? $src[0] : '';
} elseif ( ! empty( has_post_thumbnail( $post->ID ) ) ) {
$src = wp_get_attachment_image_src( get_post_thumbnail_id( $post->ID ), $size );
return $src ? $src[0] : '';
}
}
return '';
}
public static function get_job_location( $post ) {
$location = WP_Freeio_Job_Listing::get_post_meta($post->ID, 'address', true);
if ( empty($location) ) {
$location = WP_Freeio_Job_Listing::get_post_meta( $post->ID, 'map_location_address', true );
}
return $location;
}
public static function get_job_employment_types( $post ) {
$employment_types = array();
$job_types = self::get_the_job_types( $post );
if ( ! empty( $job_types ) ) {
foreach ( $job_types as $job_type ) {
$employment_type = get_term_meta( $job_type->term_id, '_employment_type', true );
if ( ! empty( $employment_type ) ) {
$employment_types[] = $employment_type;
}
}
}
return apply_filters( 'wp_freeio_get_job_employment_types', array_unique( $employment_types ), $post );
}
public static function get_the_job_types( $post ) {
$types = get_the_terms( $post->ID, 'job_listing_type' );
if ( empty( $types ) || is_wp_error( $types ) ) {
$types = array();
}
return apply_filters( 'wp_freeio_the_job_types', $types, $post );
}
}
WP_Freeio_Structured_Data::init();