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<?php
/**
* Manages Schema Archive fragment.
*
* @package SmartCrawl
*/
namespace SmartCrawl\Schema\Fragments;
use SmartCrawl\Schema\Utils;
/**
* Schema Archive Fragment class.
*/
class Archive extends Fragment {
/**
* Archive type.
*
* @var string
*/
private $type;
/**
* Archive url.
*
* @var string
*/
private $url;
/**
* Schema Utils.
*
* @var Utils
*/
private $utils;
/**
* Posts included in this archive.
*
* @var \WP_Post[]
*/
private $wp_posts;
/**
* Archive title.
*
* @var string
*/
private $title;
/**
* Archive description.
*
* @var string
*/
private $description;
/**
* Constructor.
*
* @param string $type Archive type.
* @param string $url Archive url.
* @param \WP_Post[] $wp_posts Archive posts.
* @param string $title Archive title.
* @param string $description Archive description.
*/
public function __construct( $type, $url, $wp_posts, $title, $description ) {
$this->type = $type;
$this->url = $url;
$this->wp_posts = $wp_posts;
$this->title = $title;
$this->description = $description;
$this->utils = Utils::get();
}
/**
* Retrieves schema raw data.
*
* @return array
*/
protected function get_raw() {
$publisher = new Publisher( false );
$publisher_id = $publisher->get_publisher_id();
$schema = array(
new Header( $this->url, $this->title, $this->description ),
new Footer( $this->url, $this->title, $this->description ),
$publisher,
new Website(),
$this->get_collection_schema( $publisher_id, $this->wp_posts ),
new Breadcrumb(),
);
$custom_schema_types = $this->utils->get_custom_schema_types();
if ( $custom_schema_types ) {
$schema = $this->utils->add_custom_schema_types(
$schema,
$custom_schema_types,
$this->utils->get_webpage_id( $this->url )
);
}
return $schema;
}
/**
* Retrieves archive's main entity type.
*
* @return string
*/
private function get_archive_main_entity_type() {
$list_type = $this->utils->get_schema_option( 'schema_archive_main_entity_type' );
return $list_type
? $list_type
: \SmartCrawl\Schema\Type_Constants::TYPE_ITEM_LIST;
}
/**
* Retrieves collection schema.
*
* @param string $publisher_id Publisher ID.
* @param \WP_Post[] $wp_posts WP Posts.
*
* @return array
*/
private function get_collection_schema( $publisher_id, $wp_posts ) {
return array(
'@type' => $this->type,
'@id' => $this->utils->get_webpage_id( $this->url ),
'isPartOf' => array(
'@id' => $this->utils->get_website_id(),
),
'publisher' => array(
'@id' => $publisher_id,
),
'url' => $this->url,
'mainEntity' => $this->get_main_entity( $wp_posts, $publisher_id ),
);
}
/**
* Retrieves main entity.
*
* @param \WP_Post[] $wp_posts WP Posts.
* @param string $publisher_id Publisher ID.
*
* @return array|false
*/
private function get_main_entity( $wp_posts, $publisher_id ) {
$list_type = $this->get_archive_main_entity_type();
$is_type_item_list = \SmartCrawl\Schema\Type_Constants::TYPE_ITEM_LIST === $list_type;
$list_type_key = $is_type_item_list ? 'itemListElement' : 'blogPosts';
$list_item_type = $is_type_item_list ? 'ListItem' : 'BlogPosting';
$item_list = array();
$position = 1;
$wp_posts = empty( $wp_posts ) || ! is_array( $wp_posts ) ? array() : $wp_posts;
foreach ( $wp_posts as $wp_post ) {
$post = new \SmartCrawl\Entities\Post( $wp_post );
if ( $is_type_item_list ) {
$item_list[] = array(
'@type' => $list_item_type,
'position' => (string) $position,
'url' => $post->get_permalink(),
);
} else {
$item_list[] = new Post(
$post,
false,
$publisher_id,
false
);
}
++$position;
}
if ( $item_list ) {
return array(
'@type' => $list_type,
$list_type_key => $item_list,
);
}
return false;
}
}