<?php
/**
 * Nodeinfo2 class
 *
 * @link https://github.com/jaywink/nodeinfo2
 */
class Nodeinfo2 {
	public $version = '1.0';
	public $server = array();
	public $usage = array();
	public $openRegistrations = false; // phpcs:ignore
	public $services = array(
		'inbound' => array(),
		'outbound' => array(),
	);
	public $protocols = array();
	public $metadata = array();

	public function __construct( $version = '1.0' ) {
		if ( in_array( $version, array( '1.0' ) ) ) {
			$this->version = $version;
		}

		$this->generate_server();
		$this->generate_usage();
		$this->generate_protocols();
		$this->generate_services();
		$this->generate_metadata();
		$this->openRegistrations = (boolean) get_option( 'users_can_register', false ); // phpcs:ignore
	}

	public function generate_usage() {
		$users = count_users();
		$posts = wp_count_posts();
		$comments = wp_count_comments();

		$this->usage = apply_filters( 'nodeinfo2_data_usage', array(
			'users' => array(
				'total' => (int) $users['total_users'],
			),
			'localPosts' => (int) $posts->publish,
			'localComments' => (int) $comments->approved,
		), $this->version );
	}

	public function generate_server() {
		$this->server = apply_filters( 'nodeinfo2_data_server', array(
			'baseUrl' => home_url( '/' ),
			'name' => get_bloginfo( 'name' ),
			'software' => 'wordpress',
			'version' => get_bloginfo( 'version' ),
		), $this->version );
	}

	public function generate_protocols() {
		$this->protocols = apply_filters( 'nodeinfo2_data_protocols', $this->protocols, $this->version );
	}

	public function generate_services() {
		$services = $this->services;

		$services['inbound'] = array( 'atom1.0', 'rss2.0', 'wordpress', 'pop3' );
		$services['outbound'] = array( 'atom1.0', 'rss2.0', 'wordpress', 'smtp' );

		$this->services = apply_filters( 'nodeinfo2_data_services', $services, $this->version );
	}

	public function generate_metadata() {
		$metadata = $this->metadata;

		$metadata['email'] = get_option( 'admin_email' );

		$this->metadata = apply_filters( 'nodeinfo2_data_metadata', $metadata, $this->version );
	}

	public function to_array() {
		return apply_filters( 'nodeinfo2_data', get_object_vars( $this ), $this->version );
	}
}
