Google Yapısal Veri(Rich Snippets) Kullanmak

functions.php

<?php
// yapısal veri
add_action( 'wp_head', 'google_yapisal_veri' );
function google_yapisal_veri(){
if (is_single()){ // Sadece tekil yazı sayfalarına ekler
        global $post;
        $post_id = get_the_ID();
setup_postdata( $post );
?>
<!-- Google Yapısal Veri. -->
<script type="application/ld+json">
{
  "@context" : "http://schema.org",
  "@type" : "Article",
  "name" : "<?php the_title();?>",
  "author" : {
"@type" : "Person",
"name" : "<?php the_author();?>"
  },
  "datePublished" : "<?php the_time('Y'); ?>-<?php the_time('m'); ?>-<?php the_time('j'); ?>",
  "image" : "<?php echo the_post_thumbnail_url('full') ?>", 
  "articleBody" : "<?php echo esc_attr(get_the_content());?>",
  "url" : "<?php the_permalink();?>"
}
</script>
<?php
}
}
?>