Archived
73 lines
1.6 KiB
PHP
73 lines
1.6 KiB
PHP
<?php
|
|
/**
|
|
* @package Frontend
|
|
*
|
|
* This code handles the Google+ specific output that's not covered by OpenGraph.
|
|
*/
|
|
|
|
if ( ! defined( 'WPSEO_VERSION' ) ) {
|
|
header( 'Status: 403 Forbidden' );
|
|
header( 'HTTP/1.1 403 Forbidden' );
|
|
exit();
|
|
}
|
|
|
|
if ( ! class_exists( 'WPSEO_GooglePlus' ) ) {
|
|
class WPSEO_GooglePlus extends WPSEO_Frontend {
|
|
|
|
/**
|
|
* @var object Instance of this class
|
|
*/
|
|
public static $instance;
|
|
|
|
/**
|
|
* Class constructor.
|
|
*/
|
|
public function __construct() {
|
|
add_action( 'wpseo_googleplus', array( $this, 'description' ) );
|
|
|
|
add_action( 'wpseo_head', array( $this, 'output' ), 40 );
|
|
}
|
|
|
|
/**
|
|
* Get the singleton instance of this class
|
|
*
|
|
* @return object
|
|
*/
|
|
public static function get_instance() {
|
|
if ( ! ( self::$instance instanceof self ) ) {
|
|
self::$instance = new self();
|
|
}
|
|
return self::$instance;
|
|
}
|
|
|
|
/**
|
|
* Output the Google+ specific content
|
|
*/
|
|
public function output() {
|
|
/**
|
|
* Action: 'wpseo_googleplus' - Hook to add all Google+ specific output to.
|
|
*/
|
|
do_action( 'wpseo_googleplus' );
|
|
}
|
|
|
|
/**
|
|
* Output the Google+ specific description
|
|
*/
|
|
public function description() {
|
|
if ( is_singular() ) {
|
|
$desc = WPSEO_Meta::get_value( 'google-plus-description' );
|
|
|
|
/**
|
|
* Filter: 'wpseo_googleplus_desc' - Allow developers to change the Google+ specific description output
|
|
*
|
|
* @api string $desc The description string
|
|
*/
|
|
$desc = apply_filters( 'wpseo_googleplus_desc', $desc );
|
|
|
|
if ( is_string( $desc ) && '' !== $desc ) {
|
|
echo '<meta itemprop="description" content="' . esc_attr( $desc ) . '">' . "\n";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} // end if class exists
|