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<?php
/**
* Post class for handling post schema fragments in SmartCrawl.
*
* @package SmartCrawl
*/
namespace SmartCrawl\Schema\Sources;
/**
* Class Post
*
* Handles post schema fragments.
*/
class Post extends Property {
const ID = 'post_data';
const POST_TITLE = 'post_title';
const POST_CONTENT = 'post_content';
const POST_EXCERPT = 'post_excerpt';
const POST_DATE = 'post_date';
const POST_DATE_GMT = 'post_date_gmt';
const POST_MODIFIED = 'post_modified';
const POST_MODIFIED_GMT = 'post_modified_gmt';
const POST_PERMALINK = 'post_permalink';
const POST_COMMENT_COUNT = 'post_comment_count';
const THUMBNAIL = 'post_thumbnail';
const THUMBNAIL_URL = 'post_thumbnail_url';
/**
* The post object.
*
* @var \WP_Post
*/
private $post;
/**
* The post field.
*
* @var string
*/
private $post_field;
/**
* Post constructor.
*
* @param \WP_Post $post The post object.
* @param string $field The post field.
*/
public function __construct( $post, $field ) {
parent::__construct();
$this->post = $post;
$this->post_field = $field;
}
/**
* Retrieves the value of the post field.
*
* @return array|false|int|mixed|string|\WP_Error|null The value of the post field.
*/
public function get_value() {
$post_permalink = get_permalink( $this->post );
$value = null;
if ( self::THUMBNAIL === $this->post_field ) {
$image_id = get_post_thumbnail_id( $this->post );
$value = $this->utils->get_media_item_image_schema(
$image_id,
$this->utils->url_to_id( $post_permalink, '#schema-article-image' )
);
} elseif ( self::THUMBNAIL_URL === $this->post_field ) {
$image_id = get_post_thumbnail_id( $this->post );
$media_item = $this->utils->get_attachment_image_source( $image_id );
if ( $media_item ) {
$value = $media_item[0];
}
} elseif ( self::POST_PERMALINK === $this->post_field ) {
$value = $post_permalink;
} elseif ( self::POST_COMMENT_COUNT === $this->post_field ) {
$comment_count = isset( $this->post->ID )
? get_comment_count( $this->post->ID )
: array();
$value = isset( $comment_count['approved'] )
? $comment_count['approved']
: 0;
} else {
$value = get_post_field( $this->post_field, $this->post );
}
return $value;
}
}